/* roulang page: index */
:root{
  --primary:#0F3D34;
  --primary-hover:#17594C;
  --primary-2:#1F7A66;
  --primary-soft:#DCE9E4;
  --amber:#C8862B;
  --cyan:#23B39A;
  --bg:#F6F4EF;
  --bg-soft:#F1EEE7;
  --card:#FFFFFF;
  --dark:#0B1B18;
  --line:#E4E0D7;
  --text:#23302C;
  --muted:#5C6B65;
  --dark-text:#C9D6D1;
  --dark-muted:#7C8C87;
  --danger:#B4453A;
  --r-xl:20px;
  --r-lg:16px;
  --r-md:12px;
  --shadow-sm:0 1px 2px rgba(11,27,24,.06);
  --shadow:0 1px 2px rgba(11,27,24,.06),0 12px 32px -12px rgba(11,27,24,.14);
  --shadow-hover:0 2px 4px rgba(11,27,24,.08),0 18px 40px -14px rgba(11,27,24,.22);
  --ease:cubic-bezier(.2,.7,.3,1);
}
*{box-sizing:border-box;}
html{scroll-behavior:smooth;-webkit-text-size-adjust:100%;}
body{
  margin:0;
  background:var(--bg);
  color:var(--text);
  font-family:"PingFang SC","Microsoft YaHei","Source Han Sans SC",system-ui,-apple-system,"Segoe UI",Roboto,sans-serif;
  font-size:16px;
  line-height:1.8;
  letter-spacing:.01em;
}
img{max-width:100%;display:block;}
a{color:var(--primary);text-decoration:none;transition:color .18s var(--ease);}
a:hover{color:var(--primary-2);}
button,input,textarea{font-family:inherit;font-size:inherit;}
h1,h2,h3,h4{color:var(--primary);font-weight:700;line-height:1.3;margin:0;}
p{margin:0;}
ul{margin:0;padding:0;list-style:none;}
:focus-visible{outline:3px solid var(--cyan);outline-offset:2px;border-radius:6px;}
.wrap{max-width:1200px;margin:0 auto;padding:0 24px;}
.num{font-variant-numeric:tabular-nums;}
.section{padding:96px 0;}
.section-tight{padding:64px 0;}
.section-head{display:flex;justify-content:space-between;align-items:flex-end;gap:32px;margin-bottom:40px;flex-wrap:wrap;}
.eyebrow{
  display:inline-flex;align-items:center;gap:8px;
  font-size:12px;letter-spacing:.14em;text-transform:uppercase;
  color:var(--amber);font-weight:600;margin-bottom:12px;
}
.eyebrow::before{content:"";width:22px;height:1px;background:var(--amber);display:inline-block;}
.section-head h2{font-size:clamp(22px,3.2vw,32px);letter-spacing:.01em;}
.section-sub{color:var(--muted);font-size:15px;margin-top:10px;max-width:620px;line-height:1.85;}
.link-more{
  font-size:14px;font-weight:600;color:var(--primary);
  border-bottom:1px solid rgba(15,61,52,.28);padding-bottom:2px;
  white-space:nowrap;
}
.link-more:hover{border-color:var(--cyan);color:var(--primary-2);}

/* ---------- 按钮 ---------- */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  border-radius:var(--r-md);border:1px solid transparent;
  font-weight:600;line-height:1;cursor:pointer;
  transition:transform .18s var(--ease),background .18s var(--ease),color .18s var(--ease),border-color .18s var(--ease),box-shadow .18s var(--ease);
  text-align:center;
}
.btn-sm{height:36px;padding:0 16px;font-size:14px;}
.btn-md{height:44px;padding:0 22px;font-size:15px;}
.btn-lg{height:50px;padding:0 28px;font-size:16px;}
.btn-primary{background:var(--primary);color:#fff;box-shadow:var(--shadow-sm);}
.btn-primary:hover{background:var(--primary-2);color:#fff;transform:translateY(-2px);box-shadow:var(--shadow);}
.btn-outline{background:#fff;border-color:var(--amber);color:var(--amber);}
.btn-outline:hover{background:#FDF7EC;color:#A96F1F;border-color:#A96F1F;transform:translateY(-2px);}
.btn-ghost{background:transparent;color:var(--primary);}
.btn-ghost:hover{background:var(--primary-soft);color:var(--primary);}
.btn-onDark{background:transparent;border-color:rgba(255,255,255,.5);color:#fff;}
.btn-onDark:hover{background:rgba(255,255,255,.1);color:#fff;border-color:var(--cyan);}
.btn[disabled]{opacity:.45;pointer-events:none;}

/* ---------- 徽章 ---------- */
.badge-soft{
  display:inline-flex;align-items:center;gap:6px;
  height:26px;padding:0 12px;border-radius:999px;
  font-size:12px;letter-spacing:.02em;font-weight:600;
  background:var(--primary-soft);color:var(--primary);
}
.badge-amber{
  display:inline-flex;align-items:center;
  height:26px;padding:0 12px;border-radius:999px;
  font-size:12px;letter-spacing:.02em;font-weight:600;
  border:1px solid rgba(200,134,43,.55);color:var(--amber);background:#FDF9F1;
}
.dot{width:8px;height:8px;border-radius:999px;background:var(--cyan);display:inline-block;box-shadow:0 0 0 4px rgba(35,179,154,.16);}

/* ---------- 导航 ---------- */
.site-header{
  position:sticky;top:0;z-index:60;
  background:rgba(246,244,239,.92);
  backdrop-filter:blur(8px);
  -webkit-backdrop-filter:blur(8px);
  border-bottom:1px solid var(--line);
  transition:box-shadow .25s var(--ease),background .25s var(--ease);
}
.site-header.is-scrolled{box-shadow:0 8px 24px -18px rgba(11,27,24,.6);}
.nav-inner{display:flex;align-items:center;gap:28px;height:68px;transition:height .25s var(--ease);}
.site-header.is-scrolled .nav-inner{height:60px;}
.brand{display:flex;align-items:center;gap:10px;flex-shrink:0;}
.brand-mark{
  width:34px;height:34px;border-radius:10px;background:var(--primary);
  display:flex;align-items:center;justify-content:center;flex-shrink:0;
  box-shadow:0 6px 16px -8px rgba(15,61,52,.9);
}
.brand-text{font-size:18px;font-weight:600;color:var(--primary);letter-spacing:.01em;white-space:nowrap;}
.main-nav{display:flex;align-items:center;gap:28px;margin-left:8px;}
.nav-link{
  position:relative;font-size:15px;color:var(--muted);padding:6px 0;white-space:nowrap;
}
.nav-link::after{
  content:"";position:absolute;left:0;bottom:0;height:3px;width:0;background:var(--cyan);
  border-radius:2px;transition:width .22s var(--ease);
}
.nav-link:hover{color:var(--primary);}
.nav-link:hover::after{width:100%;}
.nav-link.is-active{color:var(--primary);font-weight:700;}
.nav-link.is-active::after{width:100%;}
.nav-link.is-active::before{
  content:"";position:absolute;left:-12px;top:50%;transform:translateY(-50%);
  width:5px;height:5px;border-radius:999px;background:var(--cyan);
}
.nav-right{display:flex;align-items:center;gap:14px;margin-left:auto;}
.cmd-search{
  display:flex;align-items:center;gap:8px;
  height:38px;padding:0 10px 0 12px;border-radius:999px;
  border:1px solid var(--line);background:#fff;min-width:210px;
  transition:border-color .18s var(--ease),box-shadow .18s var(--ease);
}
.cmd-search:focus-within{border-color:var(--primary);box-shadow:0 0 0 3px rgba(35,179,154,.35);}
.cmd-search svg{flex-shrink:0;color:var(--muted);}
.cmd-search input{
  border:0;outline:0;background:transparent;font-size:14px;color:var(--text);
  width:100%;min-width:0;
}
.cmd-search input::placeholder{color:#9AA6A1;}
.cmd-search kbd{
  font-size:11px;color:var(--muted);background:var(--bg-soft);
  border:1px solid var(--line);border-radius:6px;padding:1px 6px;
  font-family:inherit;white-space:nowrap;
}
.ghost-link{font-size:14px;color:var(--muted);white-space:nowrap;}
.ghost-link:hover{color:var(--primary);}
.menu-toggle{
  display:none;width:40px;height:40px;border-radius:var(--r-md);
  border:1px solid var(--line);background:#fff;align-items:center;justify-content:center;
}
.menu-toggle svg{color:var(--primary);}

/* ---------- 抽屉 ---------- */
.drawer-mask{
  position:fixed;inset:0;background:rgba(11,27,24,.45);opacity:0;visibility:hidden;
  transition:opacity .25s var(--ease),visibility .25s var(--ease);z-index:80;
}
.drawer-mask.show{opacity:1;visibility:visible;}
.drawer{
  position:fixed;top:0;right:0;height:100%;width:84vw;max-width:360px;
  background:var(--bg);z-index:90;transform:translateX(102%);
  transition:transform .3s var(--ease);display:flex;flex-direction:column;
  border-left:1px solid var(--line);
}
.drawer.show{transform:translateX(0);}
.drawer-head{display:flex;align-items:center;justify-content:space-between;padding:18px 20px;border-bottom:1px solid var(--line);}
.drawer-body{padding:20px;display:flex;flex-direction:column;gap:6px;flex:1;overflow-y:auto;}
.drawer-body a.drawer-link{
  padding:14px 12px;border-radius:var(--r-md);font-size:16px;color:var(--text);font-weight:600;
}
.drawer-body a.drawer-link:hover,.drawer-body a.drawer-link.is-active{background:var(--primary-soft);color:var(--primary);}
.drawer-search{
  display:flex;align-items:center;gap:8px;height:44px;padding:0 14px;
  border:1px solid var(--line);border-radius:var(--r-md);background:#fff;margin-bottom:8px;
}
.drawer-search input{border:0;outline:0;background:transparent;width:100%;font-size:15px;}
.drawer-foot{padding:16px 20px;border-top:1px solid var(--line);background:#fff;}

/* ---------- Hero ---------- */
.hero{position:relative;overflow:hidden;padding:88px 0 96px;}
.hero::before{
  content:"";position:absolute;inset:0;
  background-image:url('/assets/images/backpic/back-1.webp');
  background-size:cover;background-position:center;
  opacity:.09;
}
.hero::after{
  content:"";position:absolute;inset:-40% -10% auto auto;width:720px;height:720px;
  background:radial-gradient(circle,rgba(15,61,52,.08) 0 1px,transparent 1px 62px);
  background-size:62px 62px;pointer-events:none;
}
.hero-inner{position:relative;display:grid;grid-template-columns:1.05fr .95fr;gap:56px;align-items:center;}
.hero-badge{
  display:inline-flex;align-items:center;gap:8px;
  background:#fff;border:1px solid var(--line);border-radius:999px;
  padding:6px 14px 6px 10px;font-size:13px;color:var(--muted);font-weight:600;
  box-shadow:var(--shadow-sm);margin-bottom:22px;
}
.hero h1{
  font-size:clamp(28px,4.4vw,46px);
  letter-spacing:.01em;line-height:1.28;margin-bottom:18px;
}
.hero h1 em{font-style:normal;color:var(--amber);}
.hero-sub{font-size:17px;color:var(--muted);max-width:560px;line-height:1.85;}
.hero-actions{display:flex;gap:14px;flex-wrap:wrap;margin:28px 0 34px;}
.hero-stats{display:flex;gap:36px;flex-wrap:wrap;border-top:1px solid var(--line);padding-top:22px;}
.hero-stats li{min-width:96px;}
.hero-stats b{display:block;font-size:26px;color:var(--amber);font-weight:700;line-height:1.2;}
.hero-stats span{font-size:13px;color:var(--muted);}
.hero-visual{
  background:#fff;border:1px solid var(--line);border-radius:var(--r-xl);
  padding:16px;box-shadow:var(--shadow);position:relative;
}
.hero-visual img{border-radius:var(--r-md);aspect-ratio:4/3;object-fit:cover;width:100%;}
.hero-visual .vcard{
  position:absolute;left:-18px;bottom:34px;background:var(--dark);color:#fff;
  border-radius:var(--r-md);padding:14px 18px;box-shadow:var(--shadow-hover);
}
.hero-visual .vcard b{display:block;font-size:22px;color:var(--amber);}
.hero-visual .vcard span{font-size:12px;color:var(--dark-muted);}
.hero-visual .vnote{
  margin-top:14px;display:flex;align-items:center;gap:10px;
  font-size:13px;color:var(--muted);
}
.hero-visual .vnote .badge-amber{margin-left:auto;}

/* ---------- 快捷入口 chips ---------- */
.chips{display:flex;gap:12px;overflow-x:auto;padding:6px 0 10px;scrollbar-width:none;}
.chips::-webkit-scrollbar{display:none;}
.chip{
  display:inline-flex;align-items:center;gap:8px;flex:0 0 auto;
  height:42px;padding:0 18px;border-radius:999px;background:#fff;
  border:1px solid var(--line);font-size:14px;color:var(--text);font-weight:600;
  transition:all .18s var(--ease);
}
.chip:hover{border-color:var(--primary);color:var(--primary);transform:translateY(-2px);box-shadow:var(--shadow-sm);}
.chip i{width:7px;height:7px;border-radius:999px;background:var(--cyan);display:inline-block;}

/* ---------- 能力板块 ---------- */
.cap-grid{display:grid;grid-template-columns:1.15fr .85fr;gap:24px;align-items:stretch;}
.card{
  background:var(--card);border:1px solid var(--line);border-radius:var(--r-lg);
  padding:28px;transition:transform .2s var(--ease),box-shadow .2s var(--ease),border-color .2s var(--ease);
}
.card:hover{transform:translateY(-2px);box-shadow:8px 8px 0 rgba(15,61,52,.09);border-color:rgba(15,61,52,.28);}
.cap-main{display:flex;flex-direction:column;gap:18px;}
.cap-main img{border-radius:var(--r-md);aspect-ratio:16/10;object-fit:cover;}
.cap-main h3{font-size:22px;}
.cap-main p{color:var(--muted);font-size:15px;line-height:1.85;}
.cap-side{display:grid;grid-template-rows:1fr 1fr;gap:24px;}
.cap-item{display:flex;gap:18px;}
.cap-no{
  font-size:14px;font-weight:700;color:var(--amber);letter-spacing:.06em;
  font-variant-numeric:tabular-nums;padding-top:3px;flex-shrink:0;
}
.cap-item h4{font-size:17px;margin-bottom:8px;}
.cap-item p{color:var(--muted);font-size:14px;line-height:1.8;}

/* ---------- 数据区 ---------- */
.dark-band{background:var(--dark);color:var(--dark-text);position:relative;overflow:hidden;}
.dark-band::before{
  content:"";position:absolute;inset:0;
  background-image:url('/assets/images/backpic/back-2.webp');
  background-size:cover;background-position:center;opacity:.06;
}
.dark-band .wrap{position:relative;}
.dark-band h2{color:#fff;}
.dark-band .section-sub{color:var(--dark-muted);}
.data-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:32px;margin-top:8px;}
.data-item{border-top:1px solid rgba(255,255,255,.14);padding-top:20px;}
.data-item b{display:block;font-size:clamp(32px,4vw,52px);color:var(--amber);font-weight:700;line-height:1.1;font-variant-numeric:tabular-nums;}
.data-item span{display:block;font-size:14px;color:var(--dark-muted);margin-top:10px;}
.data-bar{height:2px;background:rgba(255,255,255,.14);border-radius:999px;margin-top:40px;overflow:hidden;}
.data-bar i{display:block;height:100%;width:62%;background:linear-gradient(90deg,var(--cyan),var(--amber));}
.data-note{font-size:12px;color:var(--dark-muted);margin-top:14px;}

/* ---------- 案例 ---------- */
.case-grid{display:grid;grid-template-columns:1.25fr .75fr;gap:24px;}
.case-card{display:flex;flex-direction:column;gap:16px;overflow:hidden;}
.case-card img{border-radius:var(--r-md);aspect-ratio:16/9;object-fit:cover;width:100%;}
.case-card.tall img{aspect-ratio:4/3;}
.case-card h3{font-size:20px;line-height:1.45;}
.case-card p{color:var(--muted);font-size:15px;}
.case-metric{
  display:flex;align-items:baseline;gap:10px;background:var(--bg-soft);
  border-left:3px solid var(--amber);border-radius:0 var(--r-md) var(--r-md) 0;
  padding:12px 16px;
}
.case-metric b{font-size:24px;color:var(--primary);font-variant-numeric:tabular-nums;}
.case-metric span{font-size:13px;color:var(--muted);}

/* ---------- 流程 ---------- */
.steps{position:relative;max-width:900px;margin:0 auto;padding-left:36px;}
.steps::before{content:"";position:absolute;left:11px;top:8px;bottom:8px;width:2px;background:var(--line);}
.step{position:relative;padding:0 0 34px 8px;}
.step:last-child{padding-bottom:0;}
.step::before{
  content:"";position:absolute;left:-31px;top:7px;width:12px;height:12px;border-radius:999px;
  background:var(--cyan);box-shadow:0 0 0 5px rgba(35,179,154,.18);
}
.step h4{font-size:17px;margin-bottom:6px;}
.step p{color:var(--muted);font-size:15px;}
.step em{font-style:normal;font-size:12px;color:var(--amber);font-weight:700;letter-spacing:.08em;margin-right:8px;font-variant-numeric:tabular-nums;}

/* ---------- 资讯 ---------- */
.news-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:24px;}
.news-card{
  display:flex;flex-direction:column;background:#fff;border:1px solid var(--line);
  border-radius:var(--r-lg);overflow:hidden;color:inherit;
  transition:transform .2s var(--ease),box-shadow .2s var(--ease),border-color .2s var(--ease);
}
.news-card:hover{transform:translateY(-2px);box-shadow:8px 8px 0 rgba(15,61,52,.09);border-color:rgba(15,61,52,.28);color:inherit;}
.news-cover{background:var(--primary-soft);}
.news-cover img{width:100%;aspect-ratio:16/9;object-fit:cover;}
.news-body{padding:20px;display:flex;flex-direction:column;gap:12px;flex:1;}
.news-body h3{
  font-size:17px;line-height:1.5;
  display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;
}
.news-body p{
  color:var(--muted);font-size:14px;line-height:1.8;
  display:-webkit-box;-webkit-line-clamp:3;-webkit-box-orient:vertical;overflow:hidden;
}
.news-meta{
  margin-top:auto;padding-top:14px;border-top:1px dashed var(--line);
  display:flex;justify-content:space-between;font-size:12px;color:var(--muted);
  font-variant-numeric:tabular-nums;
}
.empty-state{
  min-height:220px;display:flex;flex-direction:column;align-items:center;justify-content:center;gap:14px;
  border:1px dashed var(--line);border-radius:var(--r-lg);background:#fff;text-align:center;padding:32px;
}
.empty-state p{color:var(--muted);font-size:15px;}

/* ---------- FAQ ---------- */
.faq-list{max-width:760px;margin:0 auto;}
.faq-item{border-bottom:1px solid var(--line);}
.faq-q{
  width:100%;background:transparent;border:0;padding:22px 0;text-align:left;
  display:flex;align-items:center;justify-content:space-between;gap:18px;
  font-size:16px;font-weight:600;color:var(--primary);cursor:pointer;line-height:1.6;
}
.faq-q:hover{color:var(--primary-2);}
.faq-arrow{transition:transform .25s var(--ease);flex-shrink:0;color:var(--amber);}
.faq-item.open .faq-arrow{transform:rotate(180deg);}
.faq-a{max-height:0;overflow:hidden;transition:max-height .3s var(--ease);background:var(--bg-soft);border-radius:var(--r-md);}
.faq-a p{padding:18px 20px;color:var(--muted);font-size:15px;line-height:1.9;}

/* ---------- CTA ---------- */
.cta-block{
  background:var(--primary);color:#fff;border-radius:var(--r-xl);
  padding:52px;display:grid;grid-template-columns:1fr 1fr;gap:48px;position:relative;overflow:hidden;
}
.cta-block::after{
  content:"";position:absolute;right:-120px;bottom:-120px;width:420px;height:420px;border-radius:999px;
  border:1px solid rgba(255,255,255,.14);pointer-events:none;
}
.cta-block h2{color:#fff;font-size:clamp(22px,3vw,30px);margin-bottom:14px;}
.cta-block p{color:rgba(255,255,255,.78);font-size:15px;line-height:1.9;}
.cta-list{margin-top:24px;display:flex;flex-direction:column;gap:12px;}
.cta-list li{display:flex;gap:10px;align-items:flex-start;font-size:14px;color:rgba(255,255,255,.86);}
.cta-list li::before{content:"";width:6px;height:6px;border-radius:999px;background:var(--cyan);margin-top:9px;flex-shrink:0;}
.form-card{background:#fff;border-radius:var(--r-lg);padding:26px;position:relative;z-index:1;}
.form-row{margin-bottom:16px;}
.form-row label{display:block;font-size:13px;font-weight:600;color:var(--primary);margin-bottom:8px;}
.form-row input,.form-row textarea{
  width:100%;height:46px;border:1px solid var(--line);border-radius:var(--r-md);
  padding:0 14px;background:#fff;color:var(--text);outline:0;
  transition:border-color .18s var(--ease),box-shadow .18s var(--ease);
}
.form-row textarea{height:104px;padding:12px 14px;resize:vertical;line-height:1.7;}
.form-row input:focus,.form-row textarea:focus{border-color:var(--primary);box-shadow:0 0 0 3px rgba(35,179,154,.3);}
.form-msg{font-size:13px;margin-top:12px;display:none;}
.form-msg.ok{display:block;color:var(--primary-2);}
.form-msg.err{display:block;color:var(--danger);}

/* ---------- 页脚 ---------- */
.site-footer{background:var(--dark);color:var(--dark-text);padding:72px 0 0;margin-top:96px;}
.footer-grid{display:grid;grid-template-columns:1.4fr 1fr 1fr 1.4fr;gap:40px;}
.footer-brand{display:flex;align-items:center;gap:10px;margin-bottom:16px;}
.footer-brand .brand-mark{background:var(--primary-2);}
.footer-brand span{color:#fff;font-size:17px;font-weight:600;}
.site-footer p{color:var(--dark-muted);font-size:14px;line-height:1.9;}
.site-footer h4{color:#fff;font-size:14px;letter-spacing:.06em;margin-bottom:18px;}
.footer-links{display:flex;flex-direction:column;gap:11px;}
.footer-links a{color:var(--dark-text);font-size:14px;display:inline-block;transition:color .18s var(--ease),transform .18s var(--ease);}
.footer-links a:hover{color:var(--cyan);transform:translateX(2px);}
.sub-form{display:flex;gap:10px;margin-top:14px;}
.sub-form input{
  flex:1;min-width:0;height:44px;border-radius:var(--r-md);
  background:rgba(255,255,255,.08);border:1px solid rgba(255,255,255,.16);
  color:#fff;padding:0 14px;outline:0;
}
.sub-form input::placeholder{color:var(--dark-muted);}
.sub-form input:focus{border-color:var(--cyan);box-shadow:0 0 0 3px rgba(35,179,154,.35);}
.footer-bottom{
  margin-top:56px;border-top:1px solid rgba(255,255,255,.1);padding:22px 0;
  display:flex;justify-content:space-between;gap:18px;flex-wrap:wrap;
  font-size:13px;color:var(--dark-muted);
}
.footer-bottom a{color:var(--dark-muted);}
.footer-bottom a:hover{color:var(--cyan);}

/* ---------- 响应式 ---------- */
@media (max-width:1199px){
  .news-grid{grid-template-columns:repeat(2,1fr);}
  .data-grid{grid-template-columns:repeat(2,1fr);gap:28px;}
  .footer-grid{grid-template-columns:1fr 1fr;gap:36px;}
}
@media (max-width:991px){
  .main-nav{display:none;}
  .cmd-search{display:none;}
  .ghost-link{display:none;}
  .menu-toggle{display:flex;}
  .hero{padding:64px 0 72px;}
  .hero-inner{grid-template-columns:1fr;gap:40px;}
  .hero-visual .vcard{left:14px;bottom:14px;}
  .cap-grid{grid-template-columns:1fr;}
  .case-grid{grid-template-columns:1fr;}
  .cta-block{grid-template-columns:1fr;gap:32px;padding:36px;}
  .section{padding:72px 0;}
  .brand-text{font-size:16px;}
}
@media (max-width:767px){
  .wrap{padding:0 16px;}
  .section{padding:56px 0;}
  .section-head{margin-bottom:28px;gap:16px;}
  .hero h1{font-size:clamp(26px,7vw,34px);}
  .hero-stats{gap:24px;}
  .news-grid{grid-template-columns:1fr;}
  .data-grid{grid-template-columns:1fr 1fr;gap:22px;}
  .footer-grid{grid-template-columns:1fr;gap:32px;}
  .footer-bottom{flex-direction:column;align-items:flex-start;}
  .cta-block{padding:26px;border-radius:var(--r-lg);}
  .card{padding:22px;}
  .faq-q{font-size:15px;padding:18px 0;}
  .hero-visual .vcard{position:static;margin-top:14px;display:inline-block;}
}
@media (max-width:520px){
  .brand-text{font-size:15px;max-width:170px;overflow:hidden;text-overflow:ellipsis;white-space:nowrap;}
  .data-grid{grid-template-columns:1fr;}
  .hero-actions .btn{width:100%;}
  .sub-form{flex-direction:column;}
  .sub-form .btn{width:100%;}
}
@media (prefers-reduced-motion:reduce){
  *{animation:none!important;transition:none!important;scroll-behavior:auto!important;}
}

/* roulang page: article */
:root{
  --green-900:#0F3D34;
  --green-700:#17594C;
  --green-500:#1F7A66;
  --green-100:#DCE9E4;
  --amber:#C8862B;
  --amber-soft:#F3E4CC;
  --cyan:#23B39A;
  --bg:#F6F4EF;
  --bg-soft:#F1EEE7;
  --card:#FFFFFF;
  --dark:#0B1B18;
  --dark-text:#C9D6D1;
  --dark-muted:#7C8C87;
  --ink:#23302C;
  --muted:#5C6B65;
  --line:#E4E0D7;
  --danger:#B4453A;
  --radius-lg:20px;
  --radius:16px;
  --radius-sm:12px;
  --shadow:0 1px 2px rgba(11,27,24,.06),0 12px 32px -12px rgba(11,27,24,.14);
  --shadow-hover:0 2px 4px rgba(11,27,24,.08),0 20px 44px -16px rgba(11,27,24,.22);
  --ease:cubic-bezier(.2,.7,.3,1);
  --wrap:1200px;
}
*{box-sizing:border-box;}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth;}
body{
  margin:0;
  font-family:"PingFang SC","Microsoft YaHei","Source Han Sans SC",system-ui,-apple-system,"Segoe UI",sans-serif;
  background:var(--bg);
  color:var(--ink);
  font-size:16px;
  line-height:1.8;
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block;height:auto;}
a{color:var(--green-900);text-decoration:none;transition:color .18s var(--ease);}
a:hover{color:var(--green-500);}
button,input,textarea,select{font-family:inherit;font-size:inherit;}
h1,h2,h3,h4,h5{line-height:1.32;font-weight:700;margin:0;letter-spacing:.005em;}
p{margin:0;}
ul,ol{margin:0;padding:0;list-style:none;}
:focus-visible{outline:3px solid rgba(35,179,154,.75);outline-offset:2px;border-radius:6px;}
.num{font-variant-numeric:tabular-nums;}

.wrap{max-width:var(--wrap);margin:0 auto;padding:0 24px;}
.sec{padding:88px 0;}
.sec-tight{padding:56px 0;}
.sec-head{max-width:720px;margin-bottom:40px;}
.eyebrow{
  display:inline-flex;align-items:center;gap:8px;
  font-size:12px;letter-spacing:.14em;font-weight:600;
  color:var(--green-700);text-transform:uppercase;
}
.eyebrow::before{content:"";width:22px;height:1px;background:var(--amber);}
.sec-title{font-size:clamp(22px,2.6vw,28px);margin:14px 0 12px;color:var(--ink);}
.sec-desc{color:var(--muted);font-size:16px;max-width:640px;}

/* ---------- buttons ---------- */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  border-radius:var(--radius-sm);border:1px solid transparent;
  font-weight:600;cursor:pointer;line-height:1;white-space:nowrap;
  transition:transform .18s var(--ease),background-color .18s var(--ease),border-color .18s var(--ease),color .18s var(--ease),box-shadow .18s var(--ease);
}
.btn:disabled{opacity:.45;cursor:not-allowed;}
.btn-sm{height:32px;padding:0 14px;font-size:13px;}
.btn-md{height:40px;padding:0 20px;font-size:15px;}
.btn-lg{height:48px;padding:0 26px;font-size:16px;}
.btn-primary{background:var(--green-900);color:#fff;}
.btn-primary:hover{background:var(--green-500);color:#fff;transform:translateY(-2px);box-shadow:var(--shadow);}
.btn-outline{background:#fff;border-color:var(--amber);color:var(--green-900);}
.btn-outline:hover{background:#fff;border-color:var(--green-900);color:var(--green-900);transform:translateY(-2px);}
.btn-ghost{background:transparent;color:var(--green-900);}
.btn-ghost:hover{background:var(--green-100);color:var(--green-900);}
.btn-text{background:none;border:none;padding:0;color:var(--green-900);font-weight:600;}
.btn-text:hover{color:var(--cyan);text-decoration:underline;text-underline-offset:4px;}

.badge-pill{
  display:inline-flex;align-items:center;gap:6px;
  padding:4px 12px;border-radius:999px;font-size:12px;font-weight:600;letter-spacing:.02em;
}
.badge-amber{background:#fff;border:1px solid var(--amber);color:var(--amber);}
.badge-green{background:var(--green-100);color:var(--green-900);}
.dot-live{width:7px;height:7px;border-radius:999px;background:var(--cyan);box-shadow:0 0 0 3px rgba(35,179,154,.18);}

/* ---------- header ---------- */
.site-header{
  position:sticky;top:0;z-index:1040;
  background:rgba(246,244,239,.92);
  backdrop-filter:blur(8px);
  border-bottom:1px solid var(--line);
  transition:height .2s var(--ease),box-shadow .2s var(--ease);
}
.site-header.is-scrolled{box-shadow:0 10px 26px -18px rgba(11,27,24,.5);}
.header-inner{display:flex;align-items:center;gap:28px;height:68px;}
.site-header.is-scrolled .header-inner{height:60px;}
.brand{display:flex;align-items:center;gap:10px;color:var(--ink);font-weight:600;font-size:18px;flex:none;}
.brand:hover{color:var(--green-900);}
.brand-mark{
  width:34px;height:34px;border-radius:10px;background:var(--green-900);
  display:flex;align-items:center;justify-content:center;flex:none;
}
.main-nav{display:flex;align-items:center;gap:28px;}
.nav-link{
  position:relative;font-size:14.5px;color:var(--muted);font-weight:500;padding:6px 0;
}
.nav-link::after{
  content:"";position:absolute;left:0;bottom:0;height:3px;width:0;border-radius:3px;background:var(--cyan);
  transition:width .22s var(--ease);
}
.nav-link:hover{color:var(--green-900);}
.nav-link:hover::after{width:100%;}
.nav-link.is-active{color:var(--green-900);font-weight:700;}
.nav-link.is-active::after{width:18px;}
.header-actions{display:flex;align-items:center;gap:14px;margin-left:auto;}
.cmd-search{
  display:flex;align-items:center;gap:8px;height:36px;padding:0 10px;
  border:1px solid var(--line);border-radius:999px;background:rgba(255,255,255,.7);
  transition:border-color .18s var(--ease),box-shadow .18s var(--ease),background-color .18s var(--ease);
}
.cmd-search:focus-within{background:#fff;border-color:var(--green-500);box-shadow:0 0 0 3px rgba(35,179,154,.28);}
.cmd-search svg{flex:none;stroke:var(--muted);}
.cmd-search input{border:none;outline:none;background:transparent;width:104px;font-size:13px;color:var(--ink);}
.cmd-search input::placeholder{color:var(--dark-muted);}
.kbd{
  font-size:11px;color:var(--muted);border:1px solid var(--line);border-radius:6px;
  padding:1px 6px;background:#fff;letter-spacing:.02em;
}
.nav-toggle{
  display:none;width:40px;height:40px;border:1px solid var(--line);border-radius:var(--radius-sm);
  background:#fff;align-items:center;justify-content:center;cursor:pointer;
}
.nav-toggle span{display:block;width:18px;height:2px;background:var(--green-900);position:relative;}
.nav-toggle span::before,.nav-toggle span::after{
  content:"";position:absolute;left:0;width:18px;height:2px;background:var(--green-900);
}
.nav-toggle span::before{top:-6px;}
.nav-toggle span::after{top:6px;}

.mobile-drawer{
  position:fixed;top:0;right:0;height:100%;width:84vw;max-width:360px;z-index:1050;
  background:var(--bg);border-left:1px solid var(--line);
  transform:translateX(102%);transition:transform .26s var(--ease);
  display:flex;flex-direction:column;padding:22px 20px 0;
}
.mobile-drawer.is-open{transform:translateX(0);box-shadow:-24px 0 48px -24px rgba(11,27,24,.4);}
.drawer-head{display:flex;align-items:center;justify-content:space-between;margin-bottom:22px;}
.drawer-close{background:#fff;border:1px solid var(--line);border-radius:10px;width:36px;height:36px;cursor:pointer;color:var(--green-900);font-size:18px;line-height:1;}
.drawer-nav{display:flex;flex-direction:column;gap:4px;}
.drawer-nav a{padding:12px 10px;border-radius:10px;color:var(--ink);font-weight:600;}
.drawer-nav a:hover{background:var(--green-100);}
.drawer-foot{margin-top:auto;padding:16px 0 22px;}
.scrim{
  position:fixed;inset:0;background:rgba(11,27,24,.45);z-index:1045;
  opacity:0;pointer-events:none;transition:opacity .24s var(--ease);
}
.scrim.is-open{opacity:1;pointer-events:auto;}

/* ---------- progress ---------- */
.read-progress{
  position:fixed;top:0;left:0;height:3px;width:0;background:var(--cyan);z-index:1060;
  transition:width .1s linear;
}

/* ---------- article head ---------- */
.article-hero{
  background:var(--bg);position:relative;overflow:hidden;
  padding:36px 0 44px;border-bottom:1px solid var(--line);
}
.article-hero::before{
  content:"";position:absolute;inset:0;
  background-image:radial-gradient(rgba(15,61,52,.06) 1px,transparent 1px);
  background-size:22px 22px;
  opacity:.9;pointer-events:none;
}
.article-hero>.wrap{position:relative;}
.crumbs{display:flex;flex-wrap:wrap;align-items:center;gap:8px;font-size:13px;color:var(--muted);margin-bottom:20px;}
.crumbs a{color:var(--muted);}
.crumbs a:hover{color:var(--green-900);}
.crumbs .sep{color:var(--line);}
.crumbs .current{color:#93a09a;}
.article-title{
  font-size:clamp(24px,4vw,36px);
  color:var(--ink);
  max-width:860px;
  margin:16px 0 18px;
}
.article-meta{
  display:flex;flex-wrap:wrap;align-items:center;gap:18px;
  font-size:13px;color:var(--muted);
}
.article-meta .m-item{display:inline-flex;align-items:center;gap:6px;}
.article-meta svg{stroke:var(--muted);}

/* ---------- layout ---------- */
.article-layout{
  display:grid;grid-template-columns:minmax(0,1fr);
  gap:48px;padding:56px 0 72px;
}
@media (min-width:1200px){
  .article-layout{grid-template-columns:minmax(0,760px) 280px;justify-content:center;}
}
.article-body{
  background:var(--card);border:1px solid var(--line);border-radius:var(--radius-lg);
  padding:36px 34px;box-shadow:var(--shadow);
  font-size:17px;line-height:1.85;color:var(--ink);
  overflow-wrap:break-word;
}
.article-body>*+*{margin-top:20px;}
.article-body h2{
  font-size:22px;margin:40px 0 16px;padding-left:14px;border-left:3px solid var(--green-900);
  line-height:1.4;
}
.article-body h3{font-size:18px;font-weight:600;margin:28px 0 12px;}
.article-body h2:first-child,.article-body h3:first-child{margin-top:0;}
.article-body p{color:#2c3a36;}
.article-body ul,.article-body ol{padding-left:22px;list-style:disc;color:#2c3a36;}
.article-body ol{list-style:decimal;}
.article-body li+li{margin-top:8px;}
.article-body blockquote{
  margin:24px 0;padding:16px 22px;background:var(--bg);
  border-left:4px solid var(--amber);border-radius:0 12px 12px 0;color:var(--muted);
}
.article-body img{border-radius:12px;margin:22px 0;}
.article-body figure{margin:22px 0;}
.article-body figcaption{font-size:13px;color:var(--muted);text-align:center;margin-top:10px;}
.article-body a{color:var(--green-900);text-decoration:underline;text-underline-offset:3px;}
.article-body a:hover{color:var(--cyan);}
.article-body table{
  width:100%;border-collapse:collapse;font-size:15px;margin:22px 0;border:1px solid var(--line);
}
.article-body th,.article-body td{padding:12px 14px;border-bottom:1px solid var(--line);text-align:left;}
.article-body thead th{background:var(--green-100);color:var(--green-900);font-weight:600;}
.article-body tbody tr:nth-child(even){background:#FAF8F4;}
.article-body pre{
  background:var(--dark);color:#DCE9E4;border-radius:12px;padding:18px 20px;overflow-x:auto;
  font-size:14px;line-height:1.7;margin:22px 0;
}
.article-body code{font-family:ui-monospace,Menlo,Consolas,monospace;font-size:14px;}
.article-body p code,.article-body li code{background:var(--bg-soft);border-radius:6px;padding:1px 6px;color:var(--green-900);}
.table-scroll{overflow-x:auto;border-radius:12px;}

.empty-state{
  text-align:center;padding:56px 24px;background:var(--card);
  border:1px dashed var(--line);border-radius:var(--radius-lg);
  display:flex;flex-direction:column;align-items:center;gap:14px;
}
.empty-state svg{stroke:var(--green-500);}
.empty-state h2{font-size:20px;}
.empty-state p{color:var(--muted);font-size:15px;}

/* tags + share */
.tag-row{display:flex;flex-wrap:wrap;gap:10px;margin-top:32px;}
.tag{
  display:inline-flex;align-items:center;height:28px;padding:0 12px;border-radius:999px;
  background:var(--bg-soft);color:var(--muted);font-size:13px;border:1px solid var(--line);
}
.tag:hover{background:var(--green-100);color:var(--green-900);border-color:var(--green-100);}

.post-nav{
  display:grid;gap:14px;margin-top:36px;
}
@media (min-width:768px){.post-nav{grid-template-columns:1fr 1fr;}}
.post-nav a{
  display:block;padding:18px 20px;border:1px solid var(--line);border-radius:var(--radius);
  background:#fff;transition:transform .18s var(--ease),box-shadow .18s var(--ease),border-color .18s var(--ease);
}
.post-nav a:hover{transform:translateY(-2px);box-shadow:var(--shadow);border-color:rgba(15,61,52,.28);color:var(--ink);}
.post-nav .dir{font-size:12px;color:var(--amber);letter-spacing:.08em;font-weight:600;}
.post-nav .ttl{margin-top:6px;font-weight:600;color:var(--ink);}

/* sidebar */
.side-col{display:flex;flex-direction:column;gap:20px;}
@media (min-width:1200px){.side-col{position:sticky;top:96px;align-self:start;}}
.side-card{
  background:#fff;border:1px solid var(--line);border-radius:var(--radius);padding:22px;
  box-shadow:var(--shadow);
}
.side-card h3{font-size:15px;margin-bottom:14px;color:var(--green-900);}
.side-list{display:flex;flex-direction:column;gap:12px;}
.side-list a{font-size:14px;color:var(--ink);line-height:1.6;display:block;}
.side-list a:hover{color:var(--green-500);}
.side-list .idx{color:var(--amber);font-weight:700;margin-right:8px;}
.side-cta{background:var(--green-900);border-color:var(--green-900);color:#fff;}
.side-cta h3{color:#fff;}
.side-cta p{color:var(--dark-text);font-size:14px;margin-bottom:16px;}
.side-cta .btn-outline{background:transparent;border-color:#fff;color:#fff;}
.side-cta .btn-outline:hover{background:#fff;color:var(--green-900);border-color:#fff;}

/* ---------- related ---------- */
.related{padding:72px 0 88px;background:var(--bg-soft);border-top:1px solid var(--line);}
.card-grid{display:grid;gap:22px;grid-template-columns:1fr;}
@media (min-width:768px){.card-grid{grid-template-columns:repeat(2,1fr);}}
@media (min-width:1200px){.card-grid{grid-template-columns:repeat(3,1fr);}}
.post-card{
  display:flex;flex-direction:column;height:100%;
  background:#fff;border:1px solid var(--line);border-radius:var(--radius);overflow:hidden;
  transition:transform .18s var(--ease),box-shadow .18s var(--ease),border-color .18s var(--ease);
}
.post-card:hover{transform:translateY(-2px);box-shadow:var(--shadow-hover);border-color:rgba(15,61,52,.28);}
.post-card .thumb{position:relative;aspect-ratio:16/9;overflow:hidden;background:var(--green-100);}
.post-card .thumb img{width:100%;height:100%;object-fit:cover;transition:transform .3s var(--ease);}
.post-card:hover .thumb img{transform:scale(1.04);}
.post-card .body{padding:20px 22px 22px;display:flex;flex-direction:column;gap:10px;flex:1;}
.post-card h3{font-size:17px;line-height:1.5;color:var(--ink);
  display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;}
.post-card p{font-size:14px;color:var(--muted);line-height:1.7;
  display:-webkit-box;-webkit-line-clamp:3;-webkit-box-orient:vertical;overflow:hidden;}
.post-card .meta{margin-top:auto;padding-top:12px;border-top:1px solid var(--line);
  display:flex;align-items:center;justify-content:space-between;font-size:13px;color:var(--muted);}

/* ---------- faq ---------- */
.faq-wrap{max-width:760px;margin:0 auto;}
.faq-item{border-bottom:1px solid var(--line);}
.faq-item:first-child{border-top:1px solid var(--line);}
.faq-q{
  width:100%;background:none;border:none;text-align:left;cursor:pointer;
  padding:20px 0;display:flex;align-items:center;justify-content:space-between;gap:16px;
  font-size:16px;font-weight:600;color:var(--ink);
}
.faq-q svg{flex:none;stroke:var(--green-900);transition:transform .22s var(--ease);}
.faq-item.is-open .faq-q svg{transform:rotate(180deg);}
.faq-a{
  display:none;padding:0 0 20px;color:var(--muted);font-size:15px;line-height:1.8;
  background:var(--bg-soft);border-radius:10px;padding:16px 18px;margin-bottom:16px;
}
.faq-item.is-open .faq-a{display:block;}

/* ---------- cta ---------- */
.cta-block{
  background:var(--green-900);color:#fff;border-radius:var(--radius-lg);
  padding:48px 40px;display:grid;gap:28px;position:relative;overflow:hidden;
}
.cta-block::after{
  content:"";position:absolute;right:-60px;top:-60px;width:220px;height:220px;border-radius:50%;
  border:1px solid rgba(255,255,255,.12);
}
@media (min-width:992px){.cta-block{grid-template-columns:1.1fr .9fr;align-items:center;padding:56px 48px;}}
.cta-block h2{font-size:clamp(22px,2.8vw,30px);color:#fff;}
.cta-block p{color:var(--dark-text);margin-top:14px;font-size:15.5px;max-width:520px;}
.cta-actions{display:flex;flex-wrap:wrap;gap:14px;margin-top:26px;}
.cta-form{display:grid;gap:12px;position:relative;z-index:1;}
.cta-form label{font-size:13px;color:var(--dark-text);display:block;margin-bottom:6px;}
.cta-form input,.cta-form textarea{
  width:100%;background:rgba(255,255,255,.08);border:1px solid rgba(255,255,255,.22);
  border-radius:var(--radius-sm);color:#fff;padding:11px 14px;outline:none;
  transition:border-color .18s var(--ease),box-shadow .18s var(--ease);
}
.cta-form input{height:44px;}
.cta-form input::placeholder,.cta-form textarea::placeholder{color:rgba(201,214,209,.6);}
.cta-form input:focus,.cta-form textarea:focus{border-color:var(--cyan);box-shadow:0 0 0 3px rgba(35,179,154,.32);}
.cta-form .form-msg{font-size:13px;margin-top:4px;}
.cta-form .form-msg.err{color:#F0A79E;}
.cta-form .form-msg.ok{color:var(--cyan);}

/* ---------- footer ---------- */
.site-footer{background:var(--dark);color:var(--dark-text);padding:64px 0 28px;margin-top:0;}
.footer-grid{display:grid;gap:36px;grid-template-columns:1fr;}
@media (min-width:576px){.footer-grid{grid-template-columns:repeat(2,1fr);}}
@media (min-width:992px){.footer-grid{grid-template-columns:1.4fr 1fr 1fr 1.2fr;}}
.footer-brand{display:flex;align-items:center;gap:10px;font-size:17px;font-weight:600;color:#fff;margin-bottom:14px;}
.footer-brand .brand-mark{background:var(--green-700);}
.site-footer p{color:var(--dark-muted);font-size:14px;line-height:1.8;}
.site-footer h4{font-size:14px;color:#fff;margin-bottom:16px;letter-spacing:.04em;}
.footer-links{display:flex;flex-direction:column;gap:10px;}
.footer-links a{color:var(--dark-text);font-size:14px;transition:color .18s var(--ease),transform .18s var(--ease);}
.footer-links a:hover{color:var(--cyan);transform:translateX(2px);}
.sub-form{display:flex;gap:10px;margin-top:14px;}
.sub-form input{
  flex:1;min-width:0;height:40px;padding:0 14px;border-radius:var(--radius-sm);
  background:rgba(255,255,255,.08);border:1px solid rgba(255,255,255,.22);color:#fff;outline:none;
  transition:border-color .18s var(--ease),box-shadow .18s var(--ease);
}
.sub-form input::placeholder{color:rgba(201,214,209,.55);}
.sub-form input:focus{border-color:var(--cyan);box-shadow:0 0 0 3px rgba(35,179,154,.3);}
.sub-form .btn-primary{background:var(--green-500);}
.sub-form .btn-primary:hover{background:var(--cyan);color:var(--dark);}
.form-msg{font-size:13px;color:var(--cyan);}
.footer-bottom{
  margin-top:48px;padding-top:20px;border-top:1px solid rgba(255,255,255,.09);
  display:flex;flex-wrap:wrap;gap:10px;justify-content:space-between;
  font-size:13px;color:var(--dark-muted);
}

@media (max-width:991px){
  .main-nav,.header-actions .ghost-link,.cmd-search{display:none;}
  .header-actions{gap:10px;}
  .nav-toggle{display:inline-flex;}
  .article-body{padding:26px 20px;}
  .sec{padding:64px 0;}
}
@media (max-width:575px){
  .wrap{padding:0 16px;}
  .article-body{font-size:16px;}
  .cta-block{padding:34px 22px;}
  .brand-text{font-size:16px;}
}
@media (prefers-reduced-motion:reduce){
  *{animation:none !important;transition:none !important;scroll-behavior:auto !important;}
}

/* roulang page: category1 */
:root{
  --brand:#0F3D34;
  --brand-600:#17594C;
  --brand-500:#1F7A66;
  --brand-100:#DCE9E4;
  --gold:#C8862B;
  --cyan:#23B39A;
  --bg:#F6F4EF;
  --bg-alt:#F1EEE7;
  --card:#FFFFFF;
  --dark:#0B1B18;
  --line:#E4E0D7;
  --text:#23302C;
  --muted:#5C6B65;
  --dark-text:#C9D6D1;
  --dark-muted:#7C8C87;
  --danger:#B4453A;
  --r-lg:20px;
  --r:16px;
  --r-sm:12px;
  --shadow:0 1px 2px rgba(11,27,24,.06), 0 12px 32px -12px rgba(11,27,24,.14);
  --shadow-hover:0 2px 4px rgba(11,27,24,.08), 0 20px 40px -14px rgba(11,27,24,.22);
  --ease:cubic-bezier(.2,.7,.3,1);
}
*,*::before,*::after{box-sizing:border-box;}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth;}
body{
  margin:0;
  background:var(--bg);
  color:var(--text);
  font-family:-apple-system,BlinkMacSystemFont,"PingFang SC","Microsoft YaHei","Source Han Sans SC",system-ui,sans-serif;
  font-size:16px;
  line-height:1.8;
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block;}
a{color:var(--brand);text-decoration:none;transition:color 180ms var(--ease);}
a:hover{color:var(--brand-500);}
button{font-family:inherit;}
h1,h2,h3,h4{margin:0;line-height:1.3;font-weight:700;letter-spacing:-.01em;color:var(--text);}
p{margin:0;}
ul{margin:0;padding:0;list-style:none;}
.num{font-variant-numeric:tabular-nums;}
:focus-visible{outline:3px solid rgba(35,179,154,.55);outline-offset:2px;border-radius:6px;}

.wrap{width:100%;max-width:1200px;margin:0 auto;padding:0 24px;}
section{scroll-margin-top:88px;}

/* ---------- 顶部导航 ---------- */
.site-header{
  position:sticky;top:0;z-index:1030;
  background:rgba(246,244,239,.92);
  backdrop-filter:blur(8px);
  -webkit-backdrop-filter:blur(8px);
  border-bottom:1px solid var(--line);
  transition:box-shadow 200ms var(--ease);
}
.site-header.is-scrolled{box-shadow:0 8px 24px -16px rgba(11,27,24,.35);}
.header-inner{
  height:68px;display:flex;align-items:center;gap:24px;
  transition:height 200ms var(--ease);
}
.site-header.is-scrolled .header-inner{height:60px;}
.brand{
  display:flex;align-items:center;gap:10px;
  font-size:18px;font-weight:600;color:var(--brand);white-space:nowrap;
}
.brand:hover{color:var(--brand-600);}
.brand-mark{
  width:32px;height:32px;border-radius:10px;background:var(--brand);
  display:inline-flex;align-items:center;justify-content:center;flex:0 0 auto;
}
.main-nav{display:flex;align-items:center;gap:28px;margin-left:8px;}
.nav-link{
  position:relative;font-size:15px;color:var(--muted);padding:6px 0;font-weight:500;
}
.nav-link::after{
  content:"";position:absolute;left:0;right:0;bottom:0;height:3px;
  background:var(--cyan);transform:scaleX(0);transform-origin:left;
  transition:transform 220ms var(--ease);border-radius:2px;
}
.nav-link:hover{color:var(--brand);}
.nav-link:hover::after{transform:scaleX(1);}
.nav-link.is-active{color:var(--brand);font-weight:600;}
.nav-link.is-active::after{transform:scaleX(1);}
.header-tools{margin-left:auto;display:flex;align-items:center;gap:14px;}
.cmd-search{
  display:flex;align-items:center;gap:8px;
  height:36px;width:200px;padding:0 12px;
  background:#fff;border:1px solid var(--line);border-radius:999px;
  transition:border-color 180ms var(--ease), box-shadow 180ms var(--ease);
}
.cmd-search svg{flex:0 0 auto;stroke:var(--muted);}
.cmd-search input{
  border:0;outline:0;background:transparent;font-size:14px;color:var(--text);
  width:100%;min-width:0;
}
.cmd-search input::placeholder{color:#9AA8A3;}
.cmd-search:focus-within{border-color:var(--brand-500);box-shadow:0 0 0 3px rgba(35,179,154,.35);}
.cmd-search kbd{
  font-family:inherit;font-size:11px;color:var(--muted);
  background:var(--bg);border:1px solid var(--line);border-radius:6px;
  padding:1px 6px;white-space:nowrap;
}
.link-quiet{font-size:14px;color:var(--muted);}
.link-quiet:hover{color:var(--brand);}

.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  border-radius:var(--r-sm);border:1px solid transparent;cursor:pointer;
  font-weight:600;letter-spacing:.01em;
  transition:transform 180ms var(--ease),background-color 180ms var(--ease),border-color 180ms var(--ease),color 180ms var(--ease),box-shadow 180ms var(--ease);
}
.btn:disabled{opacity:.45;cursor:not-allowed;}
.btn-sm{height:32px;padding:0 14px;font-size:13px;}
.btn-md{height:40px;padding:0 20px;font-size:14px;}
.btn-lg{height:48px;padding:0 26px;font-size:15px;}
.btn-primary{background:var(--brand);color:#fff;}
.btn-primary:hover{background:var(--brand-500);color:#fff;transform:translateY(-2px);}
.btn-outline{background:#fff;color:var(--brand);border-color:var(--gold);}
.btn-outline:hover{background:#fff;color:var(--brand-600);border-color:var(--brand-500);transform:translateY(-2px);}
.btn-ghost{background:transparent;color:var(--brand);}
.btn-ghost:hover{color:var(--brand-500);background:rgba(15,61,52,.06);}
.btn-light-outline{background:transparent;color:#fff;border-color:rgba(255,255,255,.45);}
.btn-light-outline:hover{background:rgba(255,255,255,.1);color:#fff;transform:translateY(-2px);}

.burger{
  display:none;width:40px;height:40px;border-radius:12px;
  border:1px solid var(--line);background:#fff;align-items:center;justify-content:center;
}
.burger svg{stroke:var(--brand);}

/* 移动抽屉 */
.drawer-mask{
  position:fixed;inset:0;background:rgba(11,27,24,.45);opacity:0;visibility:hidden;
  transition:opacity 200ms var(--ease),visibility 200ms var(--ease);z-index:1040;
}
.drawer-mask.is-open{opacity:1;visibility:visible;}
.drawer{
  position:fixed;top:0;right:0;height:100%;width:84vw;max-width:360px;
  background:var(--bg);z-index:1050;transform:translateX(102%);
  transition:transform 260ms var(--ease);display:flex;flex-direction:column;
  padding:20px;box-shadow:-20px 0 40px -20px rgba(11,27,24,.4);
}
.drawer.is-open{transform:translateX(0);}
.drawer-head{display:flex;align-items:center;justify-content:space-between;margin-bottom:20px;}
.drawer-close{width:36px;height:36px;border-radius:10px;border:1px solid var(--line);background:#fff;display:flex;align-items:center;justify-content:center;}
.drawer-close svg{stroke:var(--brand);}
.drawer-nav{display:flex;flex-direction:column;gap:4px;}
.drawer-nav a{
  padding:12px 14px;border-radius:var(--r-sm);font-size:15px;color:var(--text);font-weight:500;
}
.drawer-nav a.is-active{background:var(--brand-100);color:var(--brand);font-weight:600;}
.drawer-foot{margin-top:auto;padding-top:20px;border-top:1px solid var(--line);}
.drawer-foot .btn{width:100%;}
.drawer-search{
  display:flex;align-items:center;gap:8px;height:44px;padding:0 14px;
  background:#fff;border:1px solid var(--line);border-radius:var(--r-sm);margin-bottom:16px;
}
.drawer-search input{border:0;outline:0;background:transparent;width:100%;font-size:14px;}

/* ---------- 通用区块 ---------- */
.section{padding:88px 0;}
.section-tight{padding:64px 0;}
.eyebrow{
  display:inline-flex;align-items:center;gap:8px;
  font-size:12px;letter-spacing:.06em;color:var(--gold);
  border:1px solid rgba(200,134,43,.45);border-radius:999px;padding:5px 12px;
  background:rgba(200,134,43,.07);font-weight:600;
}
.sec-title{font-size:clamp(22px,3vw,30px);margin-top:16px;}
.sec-sub{color:var(--muted);font-size:16px;max-width:720px;margin-top:12px;}
.sec-head{margin-bottom:40px;}

/* ---------- Hero ---------- */
.cat-hero{
  position:relative;overflow:hidden;
  padding:80px 0 72px;
  background-image:linear-gradient(180deg,rgba(246,244,239,.94),rgba(246,244,239,.99)),url('/assets/images/backpic/back-1.webp');
  background-size:cover;background-position:center;
  border-bottom:1px solid var(--line);
}
.cat-hero::before{
  content:"";position:absolute;right:-160px;top:-160px;width:520px;height:520px;border-radius:50%;
  border:1px solid rgba(15,61,52,.10);box-shadow:0 0 0 60px rgba(15,61,52,.02), 0 0 0 140px rgba(15,61,52,.015);
  pointer-events:none;
}
.cat-hero::after{
  content:"";position:absolute;left:-140px;bottom:-200px;width:460px;height:460px;border-radius:50%;
  border:1px solid rgba(200,134,43,.14);pointer-events:none;
}
.hero-inner{position:relative;display:grid;grid-template-columns:minmax(0,1.15fr) minmax(0,.85fr);gap:56px;align-items:center;}
.cat-hero h1{
  font-size:clamp(28px,4.5vw,40px);margin:20px 0 16px;letter-spacing:-.02em;
}
.cat-hero h1 em{font-style:normal;color:var(--brand);}
.hero-lead{color:var(--muted);font-size:17px;max-width:560px;}
.hero-actions{display:flex;flex-wrap:wrap;gap:12px;margin-top:28px;}
.hero-stats{
  display:flex;flex-wrap:wrap;gap:28px;margin-top:36px;padding-top:24px;
  border-top:1px dashed var(--line);
}
.hero-stat strong{display:block;font-size:24px;color:var(--gold);line-height:1.2;font-weight:700;}
.hero-stat span{font-size:13px;color:var(--muted);}
.hero-visual{
  background:#fff;border:1px solid var(--line);border-radius:var(--r-lg);
  box-shadow:var(--shadow);overflow:hidden;
}
.hero-visual img{width:100%;height:236px;object-fit:cover;}
.hero-visual-body{padding:20px 22px 24px;}
.hero-visual-body h3{font-size:17px;}
.hero-visual-body p{color:var(--muted);font-size:14px;margin-top:8px;}
.check-list{margin-top:16px;display:flex;flex-direction:column;gap:10px;}
.check-list li{display:flex;gap:10px;align-items:flex-start;font-size:14px;color:var(--text);}
.check-list li svg{flex:0 0 auto;margin-top:4px;stroke:var(--cyan);}

/* ---------- 简介 ---------- */
.intro-band{
  background:#fff;border:1px solid var(--line);border-radius:var(--r-lg);
  padding:32px 34px;box-shadow:var(--shadow);
  display:grid;grid-template-columns:minmax(0,1fr) 260px;gap:36px;align-items:center;
}
.intro-band p{font-size:16.5px;color:var(--text);line-height:1.85;}
.intro-note{
  border-left:3px solid var(--gold);padding-left:16px;font-size:14px;color:var(--muted);
}

/* ---------- 条目卡（左图右文交错） ---------- */
.item-row{
  display:grid;grid-template-columns:minmax(0,.92fr) minmax(0,1.08fr);
  gap:0;background:#fff;border:1px solid var(--line);border-radius:var(--r-lg);
  overflow:hidden;box-shadow:var(--shadow);
  transition:transform 200ms var(--ease),box-shadow 200ms var(--ease),border-color 200ms var(--ease);
  margin-bottom:28px;
}
.item-row:hover{transform:translateY(-2px);box-shadow:var(--shadow-hover);border-color:rgba(15,61,52,.25);}
.item-row.reverse .item-media{order:2;}
.item-row.reverse .item-body{order:1;}
.item-media{position:relative;min-height:280px;background:var(--brand-100);}
.item-media img{width:100%;height:100%;min-height:280px;object-fit:cover;}
.item-media .item-index{
  position:absolute;left:20px;top:20px;
  background:rgba(11,27,24,.72);color:#fff;border-radius:999px;
  font-size:13px;font-weight:600;padding:4px 12px;letter-spacing:.04em;
}
.item-body{padding:34px 36px;display:flex;flex-direction:column;justify-content:center;}
.item-body h3{font-size:20px;margin-bottom:12px;}
.item-body h3 .idx{color:var(--gold);font-size:15px;margin-right:8px;letter-spacing:.04em;}
.item-body p{color:var(--muted);font-size:15px;}
.item-points{margin-top:16px;display:grid;gap:8px;}
.item-points li{font-size:14px;color:var(--text);padding-left:16px;position:relative;}
.item-points li::before{
  content:"";position:absolute;left:0;top:11px;width:6px;height:6px;border-radius:50%;background:var(--cyan);
}
.item-link{margin-top:20px;font-size:14px;font-weight:600;color:var(--brand);display:inline-flex;align-items:center;gap:6px;}
.item-link:hover{color:var(--brand-500);}
.item-link svg{transition:transform 180ms var(--ease);}
.item-link:hover svg{transform:translateX(3px);}

/* ---------- 要点表 ---------- */
.table-panel{
  background:#fff;border:1px solid var(--line);border-radius:var(--r-lg);
  box-shadow:var(--shadow);overflow:hidden;
}
.table-wrap{overflow-x:auto;}
table.check-table{width:100%;border-collapse:collapse;min-width:680px;}
.check-table thead th{
  background:var(--bg-alt);color:var(--brand);font-size:13px;font-weight:600;
  letter-spacing:.04em;text-align:left;padding:16px 24px;border-bottom:1px solid var(--line);
  white-space:nowrap;
}
.check-table tbody td{
  padding:14px 24px;height:52px;font-size:15px;color:var(--text);
  border-bottom:1px solid var(--line);vertical-align:middle;
}
.check-table tbody tr{transition:background-color 160ms var(--ease);}
.check-table tbody tr:hover{background:var(--bg);}
.check-table tbody tr:last-child td{border-bottom:0;}
.check-table td:first-child{font-weight:600;color:var(--brand);white-space:nowrap;}
.tag{
  display:inline-block;font-size:12px;letter-spacing:.02em;border-radius:999px;
  padding:3px 10px;font-weight:600;
}
.tag-ok{color:var(--brand-500);background:var(--brand-100);border:1px solid rgba(31,122,102,.25);}
.tag-warn{color:var(--gold);background:rgba(200,134,43,.1);border:1px solid rgba(200,134,43,.35);}

/* ---------- FAQ ---------- */
.faq-col{max-width:760px;margin:0 auto;}
.faq-item{
  background:#fff;border:1px solid var(--line);border-radius:var(--r);
  margin-bottom:12px;overflow:hidden;transition:border-color 180ms var(--ease);
}
.faq-item[open]{border-color:rgba(15,61,52,.28);}
.faq-item summary{
  list-style:none;cursor:pointer;padding:20px 24px;
  display:flex;align-items:center;justify-content:space-between;gap:16px;
  font-size:16px;font-weight:600;color:var(--text);
}
.faq-item summary::-webkit-details-marker{display:none;}
.faq-item summary:hover{color:var(--brand);}
.faq-item summary .chev{
  flex:0 0 auto;width:24px;height:24px;border-radius:50%;
  border:1px solid var(--line);display:flex;align-items:center;justify-content:center;
  transition:transform 220ms var(--ease),background-color 180ms var(--ease);
}
.faq-item summary .chev svg{stroke:var(--brand);}
.faq-item[open] summary .chev{transform:rotate(180deg);background:var(--brand-100);}
.faq-answer{padding:0 24px 22px;background:var(--bg-alt);font-size:15px;color:var(--muted);line-height:1.85;}
.faq-answer strong{color:var(--text);}

/* ---------- CTA ---------- */
.cta-band{
  background:var(--dark);border-radius:var(--r-lg);padding:48px 44px;color:var(--dark-text);
  display:grid;grid-template-columns:minmax(0,1.2fr) minmax(0,.8fr);gap:40px;align-items:center;
  position:relative;overflow:hidden;
}
.cta-band::after{
  content:"";position:absolute;right:-120px;top:-120px;width:380px;height:380px;border-radius:50%;
  border:1px solid rgba(35,179,154,.22);
}
.cta-band h2{color:#fff;font-size:clamp(22px,3vw,28px);}
.cta-band p{color:var(--dark-muted);margin-top:12px;font-size:15px;max-width:560px;}
.cta-actions{display:flex;flex-wrap:wrap;gap:12px;justify-content:flex-end;position:relative;z-index:1;}

/* ---------- 交叉入口 ---------- */
.cross-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:24px;}
.cross-card{
  background:#fff;border:1px solid var(--line);border-radius:var(--r-lg);
  padding:28px 30px;display:flex;flex-direction:column;gap:10px;
  transition:transform 200ms var(--ease),box-shadow 200ms var(--ease),border-color 200ms var(--ease);
}
.cross-card:hover{transform:translateY(-2px);box-shadow:var(--shadow-hover);border-color:rgba(15,61,52,.25);}
.cross-card .tagline{font-size:12px;color:var(--gold);letter-spacing:.06em;font-weight:600;}
.cross-card h3{font-size:18px;}
.cross-card p{font-size:14px;color:var(--muted);}
.cross-card span.go{font-size:14px;font-weight:600;color:var(--brand);display:inline-flex;align-items:center;gap:6px;}

/* ---------- 页脚 ---------- */
.site-footer{background:var(--dark);color:var(--dark-text);padding:64px 0 28px;margin-top:8px;}
.footer-grid{display:grid;grid-template-columns:1.4fr 1fr 1fr 1.3fr;gap:36px;}
.site-footer h4{color:#fff;font-size:15px;margin-bottom:16px;font-weight:600;}
.site-footer p{color:var(--dark-muted);font-size:14px;line-height:1.8;}
.footer-brand{display:flex;align-items:center;gap:10px;font-size:17px;font-weight:600;color:#fff;margin-bottom:14px;}
.footer-brand .brand-mark{background:rgba(255,255,255,.08);border:1px solid rgba(255,255,255,.16);}
.footer-links{display:flex;flex-direction:column;gap:10px;}
.footer-links a{color:var(--dark-text);font-size:14px;transition:color 180ms var(--ease),transform 180ms var(--ease);}
.footer-links a:hover{color:var(--cyan);transform:translateX(2px);}
.sub-form{display:flex;gap:10px;margin-top:14px;}
.sub-form input{
  flex:1;min-width:0;height:44px;border-radius:var(--r-sm);
  background:rgba(255,255,255,.08);border:1px solid rgba(255,255,255,.16);
  color:#fff;padding:0 14px;font-size:14px;outline:none;
  transition:border-color 180ms var(--ease),box-shadow 180ms var(--ease);
}
.sub-form input::placeholder{color:#7C8C87;}
.sub-form input:focus{border-color:var(--cyan);box-shadow:0 0 0 3px rgba(35,179,154,.3);}
.sub-form .btn-primary{background:var(--brand-500);}
.sub-form .btn-primary:hover{background:var(--cyan);color:#04231D;}
.form-msg{font-size:13px;color:var(--cyan);min-height:18px;}
.form-msg.is-error{color:#E88C82;}
.footer-bottom{
  margin-top:48px;padding-top:22px;border-top:1px solid rgba(255,255,255,.1);
  display:flex;flex-wrap:wrap;gap:12px;justify-content:space-between;
  font-size:13px;color:var(--dark-muted);
}

/* ---------- 响应式 ---------- */
@media (max-width:1199.98px){
  .cat-hero{padding:64px 0 56px;}
  .hero-inner{grid-template-columns:1fr;gap:36px;}
  .hero-visual img{height:220px;}
  .footer-grid{grid-template-columns:1fr 1fr;gap:32px;}
}
@media (max-width:991.98px){
  .main-nav{display:none;}
  .cmd-search{display:none;}
  .link-quiet{display:none;}
  .burger{display:inline-flex;}
  .header-tools{gap:10px;}
  .section{padding:64px 0;}
  .item-row{grid-template-columns:1fr;}
  .item-row.reverse .item-media{order:1;}
  .item-row.reverse .item-body{order:2;}
  .item-media,.item-media img{min-height:220px;height:220px;}
  .intro-band{grid-template-columns:1fr;gap:20px;padding:26px;}
  .cta-band{grid-template-columns:1fr;padding:36px 28px;}
  .cta-actions{justify-content:flex-start;}
  .cross-grid{grid-template-columns:1fr;}
}
@media (max-width:575.98px){
  .wrap{padding:0 16px;}
  .brand{font-size:16px;}
  .cat-hero{padding:48px 0 44px;}
  .hero-stats{gap:20px;}
  .hero-stat strong{font-size:20px;}
  .item-body{padding:24px 22px;}
  .item-body h3{font-size:18px;}
  .faq-item summary{padding:16px 18px;font-size:15px;}
  .faq-answer{padding:0 18px 18px;}
  .footer-grid{grid-template-columns:1fr;gap:28px;}
  .footer-bottom{flex-direction:column;gap:6px;}
  .sub-form{flex-direction:column;}
  .sub-form .btn{width:100%;}
}
@media (prefers-reduced-motion:reduce){
  *{animation:none!important;transition:none!important;scroll-behavior:auto!important;}
}

/* roulang page: category2 */
:root{
  --green-900:#0F3D34;
  --green-700:#17594C;
  --green-500:#1F7A66;
  --green-100:#DCE9E4;
  --amber:#C8862B;
  --amber-soft:#F0E3CE;
  --cyan:#23B39A;
  --bg:#F6F4EF;
  --paper:#FFFFFF;
  --ink:#23302C;
  --ink-2:#5C6B65;
  --line:#E4E0D7;
  --dark:#0B1B18;
  --dark-ink:#C9D6D1;
  --dark-ink-2:#7C8C87;
  --danger:#B4453A;
  --r-lg:20px;
  --r:16px;
  --r-sm:12px;
  --sh:0 1px 2px rgba(11,27,24,.06), 0 12px 32px -12px rgba(11,27,24,.14);
  --sh-hover:0 2px 4px rgba(11,27,24,.08), 0 22px 44px -18px rgba(11,27,24,.24);
  --ease:cubic-bezier(.2,.7,.3,1);
}
*{box-sizing:border-box}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth}
body{
  margin:0;
  background:var(--bg);
  color:var(--ink);
  font-family:"PingFang SC","Microsoft YaHei","Source Han Sans SC","Hiragino Sans GB",system-ui,-apple-system,"Segoe UI",sans-serif;
  font-size:16px;
  line-height:1.8;
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block}
a{color:var(--green-700);text-decoration:none;transition:color .18s var(--ease)}
a:hover{color:var(--green-500)}
button,input,textarea{font:inherit;color:inherit}
h1,h2,h3,h4{line-height:1.3;font-weight:700;margin:0;color:var(--ink);letter-spacing:.01em}
p{margin:0}
ul,ol{margin:0;padding:0;list-style:none}
:focus-visible{outline:3px solid rgba(35,179,154,.55);outline-offset:2px;border-radius:6px}
.wrap{max-width:1200px;margin:0 auto;padding:0 24px}
.num{font-variant-numeric:tabular-nums}
section{scroll-margin-top:96px}

/* ---------- 顶部导航 ---------- */
.site-header{
  position:sticky;top:0;z-index:1040;
  background:rgba(246,244,239,.92);
  backdrop-filter:blur(8px);
  -webkit-backdrop-filter:blur(8px);
  border-bottom:1px solid var(--line);
  transition:box-shadow .2s var(--ease);
}
.site-header.is-scrolled{box-shadow:0 10px 30px -18px rgba(11,27,24,.35)}
.nav-bar{
  display:flex;align-items:center;gap:28px;
  height:68px;
  transition:height .2s var(--ease);
}
.site-header.is-scrolled .nav-bar{height:60px}
.brand{display:flex;align-items:center;gap:10px;font-size:18px;font-weight:600;color:var(--ink);white-space:nowrap}
.brand:hover{color:var(--green-700)}
.brand-mark{
  width:34px;height:34px;border-radius:10px;
  background:var(--green-900);
  display:inline-flex;align-items:center;justify-content:center;
  box-shadow:0 6px 16px -8px rgba(15,61,52,.7);
  flex:none;
}
.main-nav{display:flex;align-items:center;gap:28px;margin-left:6px}
.main-nav .nav-link{
  position:relative;
  font-size:15px;color:var(--ink-2);font-weight:400;
  padding:6px 0;
}
.main-nav .nav-link::after{
  content:"";position:absolute;left:0;right:0;bottom:0;height:3px;border-radius:3px;
  background:var(--cyan);transform:scaleX(0);transform-origin:left;
  transition:transform .22s var(--ease);
}
.main-nav .nav-link:hover{color:var(--green-700)}
.main-nav .nav-link:hover::after{transform:scaleX(1)}
.main-nav .nav-link.is-active{color:var(--green-900);font-weight:600}
.main-nav .nav-link.is-active::after{transform:scaleX(1);background:var(--green-900)}
.main-nav .nav-link.is-active::before{
  content:"";position:absolute;left:-12px;top:50%;width:5px;height:5px;border-radius:50%;
  background:var(--cyan);transform:translateY(-50%);
}
.nav-right{margin-left:auto;display:flex;align-items:center;gap:14px}
.cmd-search{
  display:flex;align-items:center;gap:8px;
  width:150px;height:36px;padding:0 10px;
  background:rgba(255,255,255,.75);
  border:1px solid var(--line);border-radius:999px;
  transition:border-color .18s var(--ease),box-shadow .18s var(--ease),background .18s var(--ease);
}
.cmd-search:focus-within{background:#fff;border-color:var(--green-500);box-shadow:0 0 0 3px rgba(35,179,154,.25)}
.cmd-search svg{flex:none;stroke:var(--ink-2)}
.cmd-search input{
  border:0;background:transparent;outline:none;width:100%;
  font-size:13px;color:var(--ink);
}
.cmd-search input::placeholder{color:#9AA6A1}
.kbd{
  font-size:11px;color:var(--ink-2);border:1px solid var(--line);
  border-radius:6px;padding:1px 5px;background:#fff;white-space:nowrap;
}
.ghost-link{font-size:14px;color:var(--ink-2)}
.ghost-link:hover{color:var(--green-700)}
.nav-toggle{
  display:none;width:40px;height:40px;border-radius:12px;
  border:1px solid var(--line);background:#fff;align-items:center;justify-content:center;
}
.nav-toggle span{display:block;width:18px;height:2px;background:var(--green-900);position:relative}
.nav-toggle span::before,.nav-toggle span::after{
  content:"";position:absolute;left:0;width:18px;height:2px;background:var(--green-900);
}
.nav-toggle span::before{top:-6px}
.nav-toggle span::after{top:6px}

/* 移动抽屉 */
.drawer{
  position:fixed;top:0;right:0;height:100%;width:84vw;max-width:360px;
  background:var(--paper);border-left:1px solid var(--line);
  transform:translateX(102%);transition:transform .28s var(--ease);
  z-index:1055;display:flex;flex-direction:column;padding:22px 20px 0;
}
.drawer.is-open{transform:translateX(0)}
.drawer-top{display:flex;align-items:center;justify-content:space-between;margin-bottom:20px}
.drawer-close{width:36px;height:36px;border-radius:10px;border:1px solid var(--line);background:#fff;font-size:18px;line-height:1;color:var(--ink-2)}
.drawer-nav{display:flex;flex-direction:column;gap:4px}
.drawer-nav a{padding:13px 12px;border-radius:12px;font-size:16px;color:var(--ink)}
.drawer-nav a.is-active{background:var(--green-100);color:var(--green-900);font-weight:600}
.drawer-bottom{margin-top:auto;padding:16px 0 22px;border-top:1px solid var(--line);display:flex;flex-direction:column;gap:12px}
.scrim{
  position:fixed;inset:0;background:rgba(11,27,24,.42);opacity:0;pointer-events:none;
  transition:opacity .25s var(--ease);z-index:1050;
}
.scrim.is-open{opacity:1;pointer-events:auto}

/* ---------- 按钮 ---------- */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  border-radius:var(--r-sm);border:1px solid transparent;
  font-size:15px;font-weight:600;cursor:pointer;
  transition:all .18s var(--ease);white-space:nowrap;text-decoration:none;
}
.btn-md{height:40px;padding:0 20px}
.btn-lg{height:48px;padding:0 26px;font-size:16px}
.btn-sm{height:32px;padding:0 14px;font-size:13px}
.btn-primary{background:var(--green-900);color:#fff;border-color:var(--green-900)}
.btn-primary:hover{background:var(--green-500);border-color:var(--green-500);color:#fff;transform:translateY(-2px);box-shadow:0 12px 24px -14px rgba(15,61,52,.9)}
.btn-outline{background:#fff;color:var(--green-900);border-color:var(--amber)}
.btn-outline:hover{background:var(--amber-soft);border-color:var(--amber);color:var(--green-900);transform:translateY(-2px)}
.btn-ghost{background:transparent;color:var(--green-900);border-color:transparent}
.btn-ghost:hover{background:var(--green-100);color:var(--green-900)}
.btn-light{background:#fff;color:var(--green-900);border-color:#fff}
.btn-light:hover{background:var(--green-100);color:var(--green-900);transform:translateY(-2px)}
.btn:disabled{opacity:.45;cursor:not-allowed}
.link-arrow{font-weight:600;font-size:14px;color:var(--green-900);border-bottom:1px solid rgba(200,134,43,.5);padding-bottom:2px}
.link-arrow:hover{color:var(--green-500);border-color:var(--cyan)}

/* ---------- 徽章 / 标签 ---------- */
.badge-pill{
  display:inline-flex;align-items:center;gap:6px;
  font-size:12px;letter-spacing:.02em;padding:4px 11px;border-radius:999px;
  border:1px solid var(--amber);color:var(--amber);background:rgba(200,134,43,.07);
}
.badge-solid{
  display:inline-flex;align-items:center;gap:6px;
  font-size:12px;letter-spacing:.02em;padding:4px 11px;border-radius:999px;
  background:var(--green-100);color:var(--green-900);border:1px solid transparent;
}
.dot-online{width:7px;height:7px;border-radius:50%;background:var(--cyan);display:inline-block}

/* ---------- Hero ---------- */
.hero{position:relative;overflow:hidden;border-bottom:1px solid var(--line);background:var(--bg)}
.hero-bg{
  position:absolute;inset:0;
  background-image:url("/assets/images/backpic/back-2.webp");
  background-size:cover;background-position:center;
  opacity:.16;
}
.hero-bg::after{
  content:"";position:absolute;inset:0;
  background-image:repeating-linear-gradient(115deg,rgba(15,61,52,.06) 0 1px,transparent 1px 22px);
}
.hero-inner{
  position:relative;
  display:grid;grid-template-columns:minmax(0,1.15fr) minmax(0,.85fr);
  gap:56px;align-items:center;
  padding-top:76px;padding-bottom:84px;
}
.crumb{display:flex;align-items:center;gap:8px;font-size:13px;color:var(--ink-2);margin-bottom:18px}
.crumb a{color:var(--ink-2)}
.crumb a:hover{color:var(--green-700)}
.crumb .sep{color:#B9C2BE}
.crumb .now{color:var(--ink)}
.hero h1{
  font-size:clamp(28px,4.5vw,40px);
  letter-spacing:.005em;
  max-width:15em;
}
.hero h1 em{font-style:normal;color:var(--green-900);box-shadow:inset 0 -.34em 0 rgba(200,134,43,.28)}
.hero-sub{margin-top:16px;font-size:17px;color:var(--ink-2);max-width:34em;line-height:1.85}
.hero-actions{display:flex;flex-wrap:wrap;gap:14px;margin-top:28px}
.hero-facts{display:flex;flex-wrap:wrap;gap:34px;margin-top:34px;padding-top:24px;border-top:1px dashed var(--line)}
.hero-facts li{display:flex;flex-direction:column;gap:2px}
.hero-facts .fig{font-size:26px;font-weight:700;color:var(--amber);font-variant-numeric:tabular-nums;line-height:1.2}
.hero-facts .lbl{font-size:13px;color:var(--ink-2)}
.hero-card{
  background:var(--paper);border:1px solid var(--line);border-radius:var(--r-lg);
  box-shadow:var(--sh);padding:18px;
}
.hero-card .shot{border-radius:var(--r);overflow:hidden;border:1px solid var(--line);background:var(--green-100)}
.hero-card .shot img{width:100%;height:230px;object-fit:cover}
.hero-card .rows{margin-top:16px;display:flex;flex-direction:column;gap:10px}
.hero-card .row-item{display:flex;align-items:center;justify-content:space-between;gap:12px;padding:10px 12px;border:1px dashed var(--line);border-radius:var(--r-sm);font-size:14px;color:var(--ink-2)}
.hero-card .row-item b{color:var(--green-900);font-size:15px;font-variant-numeric:tabular-nums}

/* ---------- 快捷 chip 条 ---------- */
.chip-bar{padding:22px 0;border-bottom:1px solid var(--line);background:rgba(255,255,255,.6)}
.chips{display:flex;gap:12px;overflow-x:auto;scrollbar-width:none}
.chips::-webkit-scrollbar{display:none}
.chip{
  flex:none;display:inline-flex;align-items:center;gap:8px;
  padding:9px 16px;border-radius:999px;border:1px solid var(--line);
  background:#fff;font-size:14px;color:var(--ink-2);
  transition:all .18s var(--ease);
}
.chip:hover{border-color:var(--amber);color:var(--green-900);transform:translateY(-2px);box-shadow:0 10px 20px -14px rgba(11,27,24,.5)}
.chip b{color:var(--amber);font-weight:700;font-variant-numeric:tabular-nums}

/* ---------- 通用板块 ---------- */
.section{padding:92px 0}
.section.tight{padding:72px 0}
.sec-head{max-width:720px;margin-bottom:40px}
.sec-tag{display:inline-flex;align-items:center;gap:8px;font-size:13px;color:var(--amber);letter-spacing:.08em;margin-bottom:14px;font-weight:600}
.sec-tag::before{content:"";width:22px;height:1px;background:var(--amber);display:inline-block}
.sec-head h2{font-size:clamp(23px,3vw,30px)}
.sec-head p{margin-top:14px;color:var(--ink-2);font-size:16px;max-width:46em}
.sec-head.split{display:flex;align-items:flex-end;justify-content:space-between;gap:28px;max-width:none}

/* ---------- 布局：两份主体栏 ---------- */
.layout-2col{display:grid;grid-template-columns:minmax(0,1.65fr) minmax(0,.85fr);gap:36px;align-items:start}

/* 中间卡片两栏 */
.card-grid{display:grid;grid-template-columns:1fr 1fr;gap:22px}
.guide-card{
  background:var(--paper);border:1px solid var(--line);border-radius:var(--r);
  padding:24px;box-shadow:var(--sh);transition:all .18s var(--ease);
  display:flex;flex-direction:column;gap:12px;
}
.guide-card:hover{transform:translateY(-2px);box-shadow:var(--sh-hover);border-color:rgba(15,61,52,.28)}
.guide-card .no{
  font-size:13px;font-weight:700;color:var(--amber);letter-spacing:.1em;
  font-variant-numeric:tabular-nums;
}
.guide-card h3{font-size:18px}
.guide-card p{font-size:14.5px;color:var(--ink-2);line-height:1.8}
.guide-card .meta{margin-top:auto;font-size:12.5px;color:#88948F;font-variant-numeric:tabular-nums}
.guide-card .thumb{
  height:132px;border-radius:var(--r-sm);overflow:hidden;border:1px solid var(--line);background:var(--green-100);
}
.guide-card .thumb img{width:100%;height:100%;object-fit:cover}

/* 右侧要点栏 */
.side-rail{position:sticky;top:100px;display:flex;flex-direction:column;gap:20px}
.rail-card{
  background:var(--paper);border:1px solid var(--line);border-radius:var(--r);
  padding:22px;box-shadow:var(--sh);
}
.rail-card.dark{background:var(--dark);border-color:#16302A;color:var(--dark-ink)}
.rail-card.dark h3{color:#fff}
.rail-card h3{font-size:16px;margin-bottom:14px;display:flex;align-items:center;gap:8px}
.checklist{display:flex;flex-direction:column;gap:2px}
.checklist li{
  display:flex;gap:10px;align-items:flex-start;
  padding:10px 0;border-bottom:1px dashed var(--line);font-size:14px;color:var(--ink-2);
}
.checklist li:last-child{border-bottom:0}
.checklist .tick{
  flex:none;width:18px;height:18px;border-radius:6px;margin-top:3px;
  border:1px solid var(--cyan);display:inline-flex;align-items:center;justify-content:center;
}
.checklist .tick svg{stroke:var(--cyan)}
.rail-card.dark .checklist li{border-color:#1C3A33;color:var(--dark-ink-2)}
.rail-card.dark .checklist .tick{border-color:var(--cyan)}
.rail-note{font-size:13px;color:var(--dark-ink-2);margin-top:14px;line-height:1.8}

/* ---------- 对比表 ---------- */
.table-shell{
  background:var(--paper);border:1px solid var(--line);border-radius:var(--r);
  overflow:hidden;box-shadow:var(--sh);
}
.table-scroll{overflow-x:auto}
table.cmp{width:100%;border-collapse:collapse;min-width:680px}
table.cmp th,table.cmp td{
  text-align:left;padding:0 22px;height:52px;vertical-align:middle;
  font-size:14.5px;border-bottom:1px solid var(--line);
}
table.cmp thead th{
  background:var(--green-100);color:var(--green-900);
  font-weight:600;font-size:13.5px;letter-spacing:.02em;
}
table.cmp tbody tr{transition:background .16s var(--ease)}
table.cmp tbody tr:hover{background:var(--bg)}
table.cmp tbody tr:last-child td{border-bottom:0}
table.cmp td:first-child{font-weight:600;color:var(--ink)}
table.cmp td.amber{color:var(--amber);font-weight:600}

/* ---------- 步骤 ---------- */
.steps{display:grid;grid-template-columns:repeat(4,1fr);gap:22px;position:relative}
.step{
  background:var(--paper);border:1px solid var(--line);border-radius:var(--r);
  padding:26px 22px;box-shadow:var(--sh);position:relative;transition:all .18s var(--ease);
}
.step:hover{transform:translateY(-2px);box-shadow:var(--sh-hover)}
.step .idx{
  width:34px;height:34px;border-radius:50%;border:1px solid var(--cyan);
  color:var(--green-900);font-size:14px;font-weight:700;
  display:inline-flex;align-items:center;justify-content:center;margin-bottom:16px;
  font-variant-numeric:tabular-nums;background:#fff;
}
.step h3{font-size:17px;margin-bottom:10px}
.step p{font-size:14px;color:var(--ink-2);line-height:1.8}
.step-line{
  height:1px;background:repeating-linear-gradient(90deg,var(--line) 0 8px,transparent 8px 16px);
  margin:0 0 26px;
}

/* ---------- 场景 / 证据 ---------- */
.scene-grid{display:grid;grid-template-columns:1.1fr .9fr;gap:24px;align-items:stretch}
.scene-main{
  background:var(--paper);border:1px solid var(--line);border-radius:var(--r-lg);
  padding:30px;box-shadow:var(--sh);display:flex;flex-direction:column;gap:16px;
}
.scene-media{border-radius:var(--r);overflow:hidden;border:1px solid var(--line);background:var(--green-100)}
.scene-media img{width:100%;height:200px;object-fit:cover}
.scene-main h3{font-size:21px}
.scene-main p{color:var(--ink-2);font-size:15px}
.scene-stats{display:flex;gap:30px;flex-wrap:wrap;padding-top:16px;border-top:1px dashed var(--line);margin-top:auto}
.scene-stats div b{display:block;font-size:24px;color:var(--amber);font-variant-numeric:tabular-nums;line-height:1.3}
.scene-stats div span{font-size:13px;color:var(--ink-2)}
.scene-side{display:flex;flex-direction:column;gap:22px}
.side-item{
  background:var(--paper);border:1px solid var(--line);border-radius:var(--r);
  padding:22px;box-shadow:var(--sh);flex:1;display:flex;flex-direction:column;gap:10px;
}
.side-item h4{font-size:16px}
.side-item p{font-size:14px;color:var(--ink-2)}
.side-item .k{font-size:12px;letter-spacing:.1em;color:var(--amber);font-weight:700}

/* ---------- FAQ ---------- */
.faq-wrap{max-width:800px;margin:0 auto}
.faq{border:1px solid var(--line);border-radius:var(--r);background:var(--paper);overflow:hidden;box-shadow:var(--sh)}
.faq details{border-bottom:1px solid var(--line)}
.faq details:last-child{border-bottom:0}
.faq summary{
  list-style:none;cursor:pointer;
  display:flex;align-items:center;justify-content:space-between;gap:18px;
  padding:20px 24px;font-size:16px;font-weight:600;color:var(--ink);
  transition:background .16s var(--ease);
}
.faq summary::-webkit-details-marker{display:none}
.faq summary:hover{background:var(--bg)}
.faq summary .arrow{
  flex:none;width:22px;height:22px;border-radius:50%;border:1px solid var(--line);
  display:inline-flex;align-items:center;justify-content:center;
  transition:transform .22s var(--ease),border-color .18s var(--ease);
}
.faq summary .arrow svg{stroke:var(--green-900)}
.faq details[open] summary .arrow{transform:rotate(180deg);border-color:var(--cyan)}
.faq .ans{padding:0 24px 22px;font-size:15px;color:var(--ink-2);line-height:1.85;background:#F1EEE7;margin:0;border-top:1px dashed var(--line);padding-top:18px}

/* ---------- CTA ---------- */
.cta-band{
  background:var(--dark);color:var(--dark-ink);border-radius:var(--r-lg);
  padding:52px 48px;position:relative;overflow:hidden;
}
.cta-band::after{
  content:"";position:absolute;right:-60px;top:-60px;width:280px;height:280px;border-radius:50%;
  border:1px solid rgba(35,179,154,.22);
}
.cta-band::before{
  content:"";position:absolute;right:-20px;top:20px;width:200px;height:200px;border-radius:50%;
  border:1px solid rgba(200,134,43,.18);
}
.cta-grid{position:relative;display:grid;grid-template-columns:minmax(0,1fr) auto;gap:32px;align-items:center}
.cta-band h2{color:#fff;font-size:clamp(22px,2.8vw,28px)}
.cta-band p{margin-top:12px;color:var(--dark-ink-2);font-size:15px;max-width:38em}
.cta-actions{display:flex;gap:14px;flex-wrap:wrap}
.cross-links{display:flex;flex-wrap:wrap;gap:14px;margin-top:24px;padding-top:22px;border-top:1px solid #1C3A33}
.cross-links a{
  display:inline-flex;align-items:center;gap:8px;font-size:14px;color:var(--dark-ink);
  border:1px solid #22423A;border-radius:999px;padding:8px 16px;transition:all .18s var(--ease);
}
.cross-links a:hover{color:var(--cyan);border-color:var(--cyan);transform:translateX(2px)}

/* ---------- 页脚 ---------- */
.site-footer{background:var(--dark);color:var(--dark-ink);margin-top:92px;padding:64px 0 28px}
.footer-grid{display:grid;grid-template-columns:1.5fr 1fr 1fr 1.3fr;gap:40px}
.site-footer h4{color:#fff;font-size:15px;margin-bottom:16px}
.site-footer p{font-size:14px;color:var(--dark-ink-2);line-height:1.85}
.footer-brand{display:flex;align-items:center;gap:10px;font-size:17px;font-weight:600;color:#fff;margin-bottom:14px}
.footer-brand .brand-mark{background:var(--green-700)}
.footer-links{display:flex;flex-direction:column;gap:10px}
.footer-links a{font-size:14px;color:var(--dark-ink-2);transition:all .18s var(--ease)}
.footer-links a:hover{color:var(--cyan);transform:translateX(-2px)}
.sub-form{display:flex;gap:8px;margin-top:14px}
.sub-form input{
  flex:1;height:40px;padding:0 14px;border-radius:var(--r-sm);
  background:rgba(255,255,255,.08);border:1px solid #22423A;color:#fff;outline:none;
  font-size:14px;
}
.sub-form input::placeholder{color:var(--dark-ink-2)}
.sub-form input:focus{border-color:var(--cyan);box-shadow:0 0 0 3px rgba(35,179,154,.22)}
.form-msg{font-size:13px}
.footer-bottom{
  display:flex;justify-content:space-between;gap:16px;flex-wrap:wrap;
  margin-top:48px;padding-top:22px;border-top:1px solid #1C3A33;
  font-size:13px;color:var(--dark-ink-2);
}

/* ---------- 响应式 ---------- */
@media (max-width:1199px){
  .hero-inner{gap:40px}
  .layout-2col{grid-template-columns:minmax(0,1fr) minmax(0,.8fr);gap:28px}
  .steps{grid-template-columns:1fr 1fr}
}
@media (max-width:991px){
  .main-nav,.cmd-search,.nav-right .ghost-link{display:none}
  .nav-toggle{display:inline-flex}
  .nav-bar{gap:16px}
  .hero-inner{grid-template-columns:1fr;padding-top:56px;padding-bottom:64px}
  .hero h1{max-width:none}
  .layout-2col{grid-template-columns:1fr}
  .side-rail{position:static}
  .card-grid{grid-template-columns:1fr 1fr}
  .scene-grid{grid-template-columns:1fr}
  .cta-grid{grid-template-columns:1fr}
  .section{padding:64px 0}
  .footer-grid{grid-template-columns:1fr 1fr;gap:32px}
}
@media (max-width:575px){
  .wrap{padding:0 16px}
  .card-grid{grid-template-columns:1fr}
  .steps{grid-template-columns:1fr}
  .hero-facts{gap:22px}
  .hero-facts .fig{font-size:22px}
  .section{padding:56px 0}
  .cta-band{padding:34px 22px}
  .faq summary{padding:16px 18px;font-size:15px}
  .faq .ans{padding:16px 18px 20px}
  .footer-grid{grid-template-columns:1fr}
  .sub-form{flex-direction:column}
  .sub-form input{width:100%}
  .site-footer{padding:48px 0 24px;margin-top:64px}
  .sec-head.split{flex-direction:column;align-items:flex-start}
}
@media (prefers-reduced-motion:reduce){
  *{transition:none!important;animation:none!important;scroll-behavior:auto!important}
}