/* roulang page: index */
:root{
  --deep:#0F2A24;
  --deep-2:#123328;
  --deep-3:#0B1F1A;
  --lime:#B6F04B;
  --lime-2:#CBF86F;
  --orange:#FF6A2B;
  --bg:#F4F2EC;
  --card:#FFFFFF;
  --text:#1A1D1B;
  --muted:#5B6360;
  --line:#DDE3DE;
  --r-lg:18px;
  --r-md:12px;
  --r-sm:10px;
  --sh-1:0 1px 2px rgba(11,31,26,.06), 0 12px 28px -18px rgba(11,31,26,.28);
  --sh-2:0 2px 6px rgba(11,31,26,.08), 0 24px 44px -22px rgba(11,31,26,.38);
  --bs-primary:#0F2A24;
  --bs-primary-rgb:15,42,36;
  --bs-body-color:#1A1D1B;
  --bs-body-bg:#F4F2EC;
  --bs-border-color:#DDE3DE;
  --bs-border-radius:12px;
  --bs-border-radius-lg:18px;
  --bs-border-radius-sm:10px;
  --bs-link-color:#0F2A24;
  --bs-link-hover-color:#FF6A2B;
  --bs-font-sans-serif:"PingFang SC","Microsoft YaHei","Noto Sans SC","Hiragino Sans GB",system-ui,-apple-system,"Segoe UI",Roboto,Arial,sans-serif;
}
*,*::before,*::after{box-sizing:border-box;}
html{-webkit-text-size-adjust:100%;}
body{
  margin:0;
  background:var(--bg);
  color:var(--text);
  font-family:var(--bs-font-sans-serif);
  font-size:17px;
  line-height:1.85;
  padding-bottom:0;
  overflow-x:hidden;
}
img{max-width:100%;display:block;}
a{color:var(--deep);text-decoration:none;transition:color .2s ease;}
a:hover{color:var(--orange);}
h1,h2,h3,h4{margin:0;font-weight:700;line-height:1.3;color:var(--deep);}
p{margin:0 0 1em;}
ul,ol{margin:0;padding:0;list-style:none;}
button,input,select,textarea{font-family:inherit;font-size:inherit;}
:focus-visible{outline:2px solid var(--lime);outline-offset:2px;}
::selection{background:var(--lime);color:var(--deep);}
.container{max-width:1200px;padding-left:24px;padding-right:24px;margin:0 auto;}
@media (min-width:1400px){.container{max-width:1320px;}}
.num{font-variant-numeric:tabular-nums;font-feature-settings:"tnum";}

/* ---------- 顶部导航 ---------- */
.site-header{
  position:sticky;top:0;z-index:1030;
  padding:14px 0 10px;
  background:linear-gradient(180deg,rgba(244,242,236,.96),rgba(244,242,236,.72));
  backdrop-filter:blur(8px);
  -webkit-backdrop-filter:blur(8px);
}
.nav-panel{
  background:rgba(255,255,255,.94);
  border:1px solid var(--line);
  border-radius:16px;
  box-shadow:var(--sh-1);
  padding:10px 14px;
  display:flex;align-items:center;gap:18px;
}
.brand{display:flex;align-items:center;gap:10px;flex-shrink:0;}
.brand-mark{
  width:38px;height:38px;border-radius:11px;
  background:var(--deep);
  display:flex;align-items:center;justify-content:center;
  position:relative;overflow:hidden;flex-shrink:0;
}
.brand-mark::before{
  content:"";position:absolute;left:0;top:0;bottom:0;width:6px;background:var(--lime);
}
.brand-mark span{
  color:var(--lime);font-weight:800;font-size:15px;letter-spacing:.5px;
}
.brand-text{display:flex;flex-direction:column;line-height:1.15;}
.brand-name{font-size:16px;font-weight:800;color:var(--deep);}
.brand-sub{font-size:11px;color:var(--muted);letter-spacing:.6px;}
.nav-links{display:flex;align-items:center;gap:8px;margin-left:auto;}
.nav-chip{
  display:inline-flex;align-items:center;gap:7px;
  padding:9px 14px;border-radius:12px;
  border:1px solid transparent;
  font-size:14px;font-weight:600;color:var(--deep);
  background:transparent;transition:all .2s ease;white-space:nowrap;
}
.nav-chip svg{width:18px;height:18px;flex-shrink:0;}
.nav-chip:hover{background:#F1F7E8;border-color:var(--lime);transform:translateY(-2px);color:var(--deep);}
.nav-chip.active{background:var(--lime);color:var(--deep);border-color:var(--lime);}
.nav-cta{
  display:inline-flex;align-items:center;justify-content:center;
  height:44px;padding:0 20px;border-radius:12px;
  background:var(--deep);color:#fff;font-weight:600;font-size:14px;
  transition:all .2s ease;white-space:nowrap;
}
.nav-cta:hover{background:var(--deep-2);color:var(--lime);transform:translateY(-2px);box-shadow:var(--sh-1);}
.nav-toggle{
  display:none;width:44px;height:44px;border-radius:12px;
  border:1px solid var(--line);background:#fff;
  align-items:center;justify-content:center;cursor:pointer;
}
.nav-toggle span{display:block;width:18px;height:2px;background:var(--deep);position:relative;}
.nav-toggle span::before,.nav-toggle span::after{
  content:"";position:absolute;left:0;width:18px;height:2px;background:var(--deep);
}
.nav-toggle span::before{top:-6px;}
.nav-toggle span::after{top:6px;}

/* 移动抽屉 */
.drawer-mask{
  position:fixed;inset:0;background:rgba(11,31,26,.55);
  opacity:0;visibility:hidden;transition:opacity .25s ease;z-index:1040;
}
.drawer-mask.show{opacity:1;visibility:visible;}
.drawer{
  position:fixed;top:0;right:0;bottom:0;width:min(88vw,360px);
  background:var(--bg);z-index:1050;padding:20px 18px 28px;
  transform:translateX(105%);transition:transform .28s ease;
  overflow-y:auto;display:flex;flex-direction:column;gap:12px;
}
.drawer.show{transform:translateX(0);}
.drawer-title{font-size:13px;color:var(--muted);letter-spacing:1px;margin-bottom:4px;}
.drawer .nav-chip{
  width:100%;justify-content:flex-start;background:#fff;border:1px solid var(--line);
  padding:14px 16px;font-size:15px;
}
.drawer .nav-cta{width:100%;height:50px;margin-top:8px;}
.drawer-close{
  align-self:flex-end;width:40px;height:40px;border-radius:10px;border:1px solid var(--line);
  background:#fff;font-size:18px;line-height:1;cursor:pointer;color:var(--deep);
}

/* ---------- 通用区块 ---------- */
.section{padding:96px 0;}
.section-sm{padding:64px 0;}
.sec-head{
  display:flex;align-items:flex-end;justify-content:space-between;gap:20px;
  margin-bottom:40px;flex-wrap:wrap;
}
.sec-tag{
  display:inline-flex;align-items:center;gap:6px;
  font-size:13px;font-weight:600;color:var(--deep);
  background:rgba(182,240,75,.42);
  padding:5px 12px;border-radius:999px;margin-bottom:12px;
}
.sec-head h2{font-size:clamp(24px,3vw,32px);font-weight:700;}
.sec-head .sec-desc{font-size:15px;color:var(--muted);margin:8px 0 0;max-width:640px;}
.link-more{
  font-size:15px;font-weight:600;color:var(--deep);
  text-decoration:underline;text-underline-offset:4px;text-decoration-thickness:1.5px;
  white-space:nowrap;
}
.link-more:hover{color:var(--orange);}

/* ---------- 按钮 ---------- */
.btn-lime,.btn-ghost,.btn-white{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  height:52px;padding:0 26px;border-radius:12px;
  font-size:16px;font-weight:600;border:1.5px solid transparent;
  cursor:pointer;transition:all .2s ease;text-align:center;
}
.btn-lime{background:var(--lime);color:var(--deep);}
.btn-lime:hover{background:var(--lime-2);color:var(--deep);transform:translateY(-2px);box-shadow:0 14px 26px -14px rgba(15,42,36,.5);}
.btn-lime:active{transform:translateY(1px);}
.btn-ghost{background:transparent;border-color:var(--deep);color:var(--deep);}
.btn-ghost:hover{background:rgba(15,42,36,.08);color:var(--deep);transform:translateY(-2px);}
.btn-white{background:#fff;color:var(--deep);}
.btn-white:hover{background:var(--lime);color:var(--deep);transform:translateY(-2px);}
.btn-sm{height:44px;padding:0 20px;font-size:15px;}

/* ---------- Hero ---------- */
.hero{
  position:relative;
  background:var(--deep);
  border-radius:0 0 28px 28px;
  padding:72px 0 84px;
  overflow:hidden;
}
.hero::before{
  content:"";position:absolute;inset:0;
  background-image:repeating-linear-gradient(90deg,rgba(255,255,255,.045) 0 1px,transparent 1px 72px);
  pointer-events:none;
}
.hero::after{
  content:"";position:absolute;right:-160px;top:-120px;width:520px;height:520px;
  border:1px dashed rgba(182,240,75,.16);border-radius:50%;pointer-events:none;
}
.hero-inner{position:relative;z-index:2;}
.hero-badge{
  display:inline-flex;align-items:center;gap:8px;
  padding:6px 14px;border-radius:999px;
  background:rgba(182,240,75,.14);border:1px solid rgba(182,240,75,.4);
  color:var(--lime);font-size:13px;font-weight:600;margin-bottom:20px;
}
.hero h1{
  color:#fff;font-size:clamp(30px,4.4vw,52px);font-weight:800;line-height:1.18;
  margin-bottom:20px;max-width:16em;
}
.hero h1 em{font-style:normal;color:var(--lime);}
.hero-sub{
  color:rgba(255,255,255,.78);font-size:clamp(16px,1.6vw,19px);
  line-height:1.8;max-width:34em;margin-bottom:28px;
}
.hero-actions{display:flex;flex-wrap:wrap;gap:14px;margin-bottom:34px;}
.hero-badges{
  display:flex;flex-wrap:wrap;gap:10px;
}
.hero-badges span{
  display:inline-flex;align-items:center;gap:7px;
  font-size:14px;color:rgba(255,255,255,.86);
  background:rgba(255,255,255,.07);
  border:1px solid rgba(255,255,255,.14);
  padding:8px 14px;border-radius:999px;
}
.hero-badges span i{
  width:6px;height:6px;border-radius:50%;background:var(--lime);display:inline-block;
}
.hero-visual{position:relative;border-radius:var(--r-lg);overflow:hidden;box-shadow:var(--sh-2);}
.hero-visual img{width:100%;aspect-ratio:4/5;object-fit:cover;}
.hero-visual .mask{
  position:absolute;inset:0;
  background:linear-gradient(90deg,rgba(11,31,26,.86) 0%,rgba(11,31,26,.32) 46%,rgba(11,31,26,.14) 100%);
}
.hero-stat{
  position:absolute;right:16px;bottom:16px;
  background:rgba(255,255,255,.96);
  border-radius:14px;padding:14px 18px;min-width:150px;
  box-shadow:var(--sh-2);
}
.hero-stat .stat-num{font-size:30px;font-weight:800;color:var(--deep);display:block;line-height:1.1;}
.hero-stat .stat-num em{font-style:normal;font-size:16px;color:var(--orange);}
.hero-stat .stat-label{font-size:13px;color:var(--muted);}

/* ---------- 卖点非对称 ---------- */
.point-card{
  background:var(--card);border:1px solid var(--line);border-radius:var(--r-lg);
  box-shadow:var(--sh-1);overflow:hidden;height:100%;
  display:flex;flex-direction:column;transition:all .2s ease;
}
.point-card:hover{transform:translateY(-4px);box-shadow:var(--sh-2);}
.point-card img{width:100%;aspect-ratio:16/10;object-fit:cover;}
.point-body{padding:24px;display:flex;flex-direction:column;gap:8px;}
.point-no{
  display:inline-block;font-size:26px;font-weight:800;color:transparent;
  -webkit-text-stroke:1.4px rgba(15,42,36,.34);
  line-height:1;margin-bottom:6px;font-variant-numeric:tabular-nums;
}
.point-body h3{font-size:20px;}
.point-body p{font-size:15px;color:var(--muted);line-height:1.75;margin:0;}
.point-stack{display:flex;flex-direction:column;gap:24px;height:100%;}
.point-row{
  background:var(--card);border:1px solid var(--line);border-radius:var(--r-lg);
  box-shadow:var(--sh-1);padding:26px 26px 26px 22px;
  display:flex;gap:22px;align-items:flex-start;flex:1;transition:all .2s ease;
}
.point-row:hover{transform:translateY(-4px);box-shadow:var(--sh-2);}
.point-index{display:flex;flex-direction:column;align-items:center;gap:10px;flex-shrink:0;padding-top:2px;}
.point-index .no{
  font-size:30px;font-weight:800;color:transparent;
  -webkit-text-stroke:1.4px rgba(15,42,36,.34);line-height:1;
  font-variant-numeric:tabular-nums;
}
.point-index .rule{width:1px;flex:1;min-height:34px;background:linear-gradient(180deg,var(--lime),rgba(182,240,75,0));}
.point-row h3{font-size:19px;margin-bottom:8px;}
.point-row p{font-size:15px;color:var(--muted);line-height:1.75;margin:0;}

/* ---------- 场景演示 ---------- */
.scene-row{align-items:center;}
.scene-media{position:relative;border-radius:var(--r-lg);overflow:hidden;box-shadow:var(--sh-1);}
.scene-media img{width:100%;aspect-ratio:16/10;object-fit:cover;}
.scene-media .scale-bar{
  position:absolute;left:0;right:0;bottom:0;height:14px;
  background:repeating-linear-gradient(90deg,rgba(182,240,75,.9) 0 2px,transparent 2px 14px);
  opacity:.5;
}
.scene-text h3{font-size:clamp(20px,2.4vw,26px);margin-bottom:12px;}
.scene-text p{font-size:16px;color:var(--muted);line-height:1.85;}
.scene-list{margin:18px 0 22px;display:flex;flex-direction:column;gap:10px;}
.scene-list li{font-size:15px;color:var(--text);display:flex;gap:10px;align-items:flex-start;}
.scene-list li::before{
  content:"";width:8px;height:8px;border-radius:2px;background:var(--lime);
  margin-top:10px;flex-shrink:0;
}
.scene-tag{
  display:inline-block;font-size:13px;font-weight:600;color:var(--deep);
  background:rgba(15,42,36,.07);padding:5px 12px;border-radius:999px;margin-bottom:14px;
}

/* ---------- 资讯卡片（CMS 列表） ---------- */
.news-card{
  display:flex;flex-direction:column;height:100%;
  background:var(--card);border:1px solid var(--line);border-radius:var(--r-lg);
  overflow:hidden;box-shadow:var(--sh-1);transition:all .2s ease;color:inherit;
}
.news-card:hover{transform:translateY(-4px);box-shadow:var(--sh-2);color:inherit;}
.news-thumb{overflow:hidden;background:var(--deep-2);}
.news-thumb img{width:100%;aspect-ratio:16/10;object-fit:cover;transition:transform .35s ease;}
.news-card:hover .news-thumb img{transform:scale(1.03);}
.news-body{padding:22px;display:flex;flex-direction:column;gap:10px;flex:1;}
.badge-soft{
  align-self:flex-start;
  display:inline-block;font-size:12px;font-weight:700;color:var(--deep);
  background:var(--lime);padding:4px 11px;border-radius:999px;
}
.news-title{
  font-size:18px;font-weight:700;line-height:1.5;color:var(--deep);
  display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;
  transition:color .2s ease;
}
.news-card:hover .news-title{color:var(--orange);}
.news-desc{
  font-size:14px;color:var(--muted);line-height:1.7;margin:0;
  display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;
}
.news-meta{
  margin-top:auto;padding-top:12px;border-top:1px solid var(--line);
  display:flex;align-items:center;gap:10px;font-size:13px;color:var(--muted);
}
.news-meta .dot{width:4px;height:4px;border-radius:50%;background:var(--line);}
.empty-state{
  background:var(--card);border:1px dashed var(--line);border-radius:var(--r-lg);
  padding:56px 24px;text-align:center;display:flex;flex-direction:column;align-items:center;gap:14px;
}
.empty-state svg{width:40px;height:40px;stroke:var(--muted);}
.empty-state p{font-size:15px;color:var(--muted);margin:0;}

/* ---------- 社会认同 ---------- */
.logo-grid{display:grid;grid-template-columns:repeat(6,1fr);gap:14px;}
.logo-item{
  background:var(--card);border:1px solid var(--line);border-radius:var(--r-md);
  height:78px;display:flex;align-items:center;justify-content:center;
  font-size:14px;font-weight:700;color:#9AA6A0;letter-spacing:.5px;
  filter:grayscale(1);transition:all .2s ease;text-align:center;padding:0 10px;
}
.logo-item:hover{filter:none;color:var(--deep);border-color:var(--lime);transform:translateY(-3px);box-shadow:var(--sh-1);}
.review-card{
  background:var(--card);border:1px solid var(--line);border-radius:var(--r-lg);
  padding:26px;box-shadow:var(--sh-1);height:100%;position:relative;transition:all .2s ease;
}
.review-card:hover{transform:translateY(-4px);box-shadow:var(--sh-2);}
.review-card .quote{
  font-size:44px;line-height:1;color:var(--lime);font-weight:800;font-family:Georgia,serif;
  display:block;margin-bottom:6px;
}
.review-card p{font-size:15px;color:var(--text);line-height:1.85;}
.review-user{display:flex;align-items:center;gap:12px;margin-top:16px;padding-top:16px;border-top:1px solid var(--line);}
.avatar{
  width:44px;height:44px;border-radius:50%;flex-shrink:0;
  background:var(--deep);color:var(--lime);display:flex;align-items:center;justify-content:center;
  font-weight:700;font-size:15px;
}
.review-user .name{font-size:15px;font-weight:600;color:var(--deep);}
.review-user .role{font-size:13px;color:var(--muted);}
.stat-bar{
  margin-top:48px;background:var(--deep-3);border-radius:var(--r-lg);
  padding:34px 24px;display:grid;grid-template-columns:repeat(4,1fr);gap:20px;
  position:relative;overflow:hidden;
}
.stat-bar::before{
  content:"";position:absolute;left:0;right:0;top:0;height:3px;
  background:repeating-linear-gradient(90deg,var(--lime) 0 10px,transparent 10px 22px);
  opacity:.7;
}
.stat-item{text-align:center;color:#fff;}
.stat-item .figure{
  font-size:clamp(26px,3.4vw,38px);font-weight:800;color:#fff;line-height:1.1;
  font-variant-numeric:tabular-nums;
}
.stat-item .figure em{font-style:normal;color:var(--lime);font-size:.6em;margin-left:2px;}
.stat-item .caption{font-size:14px;color:rgba(255,255,255,.68);margin-top:8px;}

/* ---------- FAQ ---------- */
.faq-wrap{max-width:920px;margin:0 auto;}
.accordion-item{
  background:var(--card);border:1px solid var(--line)!important;border-radius:var(--r-md)!important;
  margin-bottom:12px;overflow:hidden;box-shadow:var(--sh-1);
}
.accordion-item:has(.accordion-button:not(.collapsed)){border-left:3px solid var(--lime)!important;}
.accordion-button{
  background:var(--card);color:var(--deep);font-size:16px;font-weight:600;
  padding:20px 22px;box-shadow:none!important;border-radius:0!important;
}
.accordion-button:not(.collapsed){background:var(--card);color:var(--deep);font-weight:700;}
.accordion-button::after{
  background-image:none;
  content:"";width:14px;height:14px;flex-shrink:0;
  background:
    linear-gradient(var(--deep),var(--deep)) center/14px 2px no-repeat,
    linear-gradient(var(--deep),var(--deep)) center/2px 14px no-repeat;
  transition:transform .25s ease;
}
.accordion-button:not(.collapsed)::after{transform:rotate(90deg);}
.accordion-body{padding:0 22px 22px;font-size:15px;color:var(--muted);line-height:1.85;}

/* ---------- 表单 CTA ---------- */
.cta-panel{
  background:var(--deep-3);border-radius:24px;padding:56px;position:relative;overflow:hidden;
}
.cta-panel::after{
  content:"";position:absolute;right:-80px;bottom:-120px;width:360px;height:360px;
  border:1px dashed rgba(182,240,75,.18);border-radius:50%;
}
.cta-panel .inner{position:relative;z-index:2;}
.cta-panel h2{color:#fff;font-size:clamp(22px,2.8vw,30px);margin-bottom:14px;}
.cta-panel p{color:rgba(255,255,255,.74);font-size:15px;line-height:1.85;}
.cta-list{margin-top:24px;display:flex;flex-direction:column;gap:12px;}
.cta-list li{color:rgba(255,255,255,.86);font-size:15px;display:flex;gap:10px;align-items:flex-start;}
.cta-list li::before{content:"";width:8px;height:8px;background:var(--lime);border-radius:2px;margin-top:10px;flex-shrink:0;}
.form-card{background:#fff;border-radius:var(--r-lg);padding:30px;box-shadow:var(--sh-2);}
.form-card h3{font-size:20px;margin-bottom:6px;}
.form-card .form-note{font-size:13px;color:var(--muted);margin-bottom:20px;}
.form-label{font-size:14px;font-weight:600;color:var(--deep);margin-bottom:6px;}
.form-control,.form-select{
  height:48px;border-radius:12px;border:1.5px solid var(--line);
  font-size:15px;color:var(--text);background:#fff;padding:0 14px;
}
textarea.form-control{height:auto;min-height:110px;padding:12px 14px;line-height:1.7;resize:vertical;}
.form-control:focus,.form-select:focus{
  border-color:var(--lime);box-shadow:none;outline:none;
}
.form-control::placeholder{color:#A6AFAB;}
.form-hint{font-size:13px;color:var(--muted);margin-top:12px;}
.form-hint.error{color:#D8442E;}

/* ---------- 页脚 ---------- */
.site-footer{
  background:var(--deep-3);color:rgba(255,255,255,.72);
  border-top:2px solid var(--lime);padding:64px 0 0;margin-top:0;
}
.footer-grid{
  display:grid;grid-template-columns:1.5fr 1fr 1fr 1.2fr;gap:36px;padding-bottom:44px;
}
.footer-brand{display:flex;align-items:center;gap:10px;margin-bottom:16px;}
.footer-brand .brand-mark{background:rgba(182,240,75,.16);}
.footer-brand .brand-name{color:#fff;font-size:16px;font-weight:800;}
.footer-desc{font-size:14px;line-height:1.85;color:rgba(255,255,255,.6);max-width:26em;}
.footer-col h4{font-size:15px;color:#fff;margin-bottom:16px;font-weight:700;}
.footer-col ul{display:flex;flex-direction:column;gap:10px;}
.footer-col a{font-size:14px;color:rgba(255,255,255,.66);}
.footer-col a:hover{color:var(--lime);}
.footer-contact li{font-size:14px;color:rgba(255,255,255,.66);line-height:1.8;}
.qr-box{
  margin-top:14px;width:96px;height:96px;border-radius:12px;
  border:1px dashed rgba(255,255,255,.24);
  display:flex;align-items:center;justify-content:center;
  font-size:12px;color:rgba(255,255,255,.45);text-align:center;line-height:1.5;padding:8px;
}
.footer-bottom{
  border-top:1px solid rgba(255,255,255,.12);
  padding:20px 0 26px;display:flex;justify-content:space-between;gap:14px;flex-wrap:wrap;
  font-size:13px;color:rgba(255,255,255,.5);
}

/* ---------- 底部固定转化条 ---------- */
.float-bar{
  position:fixed;right:26px;bottom:26px;z-index:1020;
  background:var(--deep-3);border:1px solid rgba(182,240,75,.32);
  border-radius:999px;padding:10px 12px 10px 20px;
  display:flex;align-items:center;gap:14px;box-shadow:var(--sh-2);
}
.float-bar .fb-text{font-size:14px;color:rgba(255,255,255,.82);white-space:nowrap;}
.float-bar .fb-btn{
  display:inline-flex;align-items:center;justify-content:center;
  height:40px;padding:0 18px;border-radius:999px;background:var(--lime);color:var(--deep);
  font-size:14px;font-weight:700;transition:all .2s ease;
}
.float-bar .fb-btn:hover{background:var(--lime-2);color:var(--deep);transform:translateY(-2px);}
.float-bar .fb-link{font-size:13px;color:rgba(255,255,255,.66);}
.float-bar .fb-link:hover{color:var(--lime);}

/* ---------- 响应式 ---------- */
@media (max-width:1199px){
  .container{padding-left:20px;padding-right:20px;}
  .section{padding:80px 0;}
  .logo-grid{grid-template-columns:repeat(3,1fr);}
}
@media (max-width:991px){
  .nav-links{display:none;}
  .nav-toggle{display:flex;margin-left:auto;}
  .nav-cta.d-none-mobile{display:none;}
  .hero{padding:56px 0 64px;}
  .hero-visual{order:-1;}
  .hero-visual img{aspect-ratio:16/10;}
  .hero-visual .mask{background:linear-gradient(180deg,rgba(11,31,26,.55) 0%,rgba(11,31,26,.82) 100%);}
  .footer-grid{grid-template-columns:1fr 1fr;gap:30px;}
  .cta-panel{padding:40px 28px;}
  .stat-bar{grid-template-columns:repeat(2,1fr);gap:26px;}
}
@media (max-width:767px){
  body{padding-bottom:76px;}
  .section{padding:64px 0;}
  .sec-head{margin-bottom:28px;}
  .brand-sub{display:none;}
  .point-row{padding:22px 20px;gap:16px;}
  .point-body{padding:20px;}
  .news-body{padding:18px;}
  .review-card{padding:22px;}
  .float-bar{
    right:0;left:0;bottom:0;border-radius:0;border:none;
    padding:8px 16px calc(8px + env(safe-area-inset-bottom));
    justify-content:space-between;gap:10px;
  }
  .float-bar .fb-link{display:none;}
  .float-bar .fb-btn{flex:1;height:48px;font-size:15px;}
  .float-bar .fb-text{font-size:13px;}
}
@media (max-width:575px){
  .container{padding-left:16px;padding-right:16px;}
  .sec-head h2{font-size:22px;}
  .hero-actions{gap:10px;}
  .hero-actions .btn-lime,.hero-actions .btn-ghost{width:100%;}
  .logo-grid{grid-template-columns:repeat(2,1fr);}
  .footer-grid{grid-template-columns:1fr;}
  .stat-bar{grid-template-columns:1fr;padding:28px 20px;}
  .cta-panel{border-radius:18px;padding:32px 20px;}
  .form-card{padding:22px;}
}
@media (prefers-reduced-motion:reduce){
  *{transition:none!important;animation:none!important;}
  .point-card:hover,.news-card:hover,.point-row:hover,.review-card:hover{transform:none;}
}

/* roulang page: article */
:root{
  --brand:#0F2A24;
  --brand-deep:#0B1F1A;
  --brand-mid:#123328;
  --lime:#B6F04B;
  --lime-hi:#C9F76A;
  --orange:#FF6A2B;
  --bg:#F4F2EC;
  --card:#FFFFFF;
  --text:#1A1D1B;
  --text-2:#5B6360;
  --line:#DDE3DE;
  --line-dark:rgba(255,255,255,.12);
  --on-dark:#F4F2EC;
  --on-dark-2:rgba(255,255,255,.72);
  --success:#2FA36B;
  --warn:#E0A11B;
  --danger:#D8442E;
  --r-lg:18px;
  --r-md:12px;
  --r-sm:10px;
  --shadow-1:0 1px 2px rgba(11,31,26,.06),0 12px 28px -18px rgba(11,31,26,.28);
  --shadow-2:0 2px 6px rgba(11,31,26,.08),0 24px 46px -24px rgba(11,31,26,.34);
  --sec:96px;
  --bs-primary:#0F2A24;
  --bs-primary-rgb:15,42,36;
  --bs-body-color:#1A1D1B;
  --bs-body-bg:#F4F2EC;
  --bs-border-color:#DDE3DE;
  --bs-border-radius:12px;
  --bs-border-radius-lg:18px;
  --bs-link-color:#0F2A24;
  --bs-link-hover-color:#FF6A2B;
  --bs-font-sans-serif:"PingFang SC","Microsoft YaHei","Noto Sans SC","Helvetica Neue",Arial,sans-serif;
}
*,*::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:"PingFang SC","Microsoft YaHei","Noto Sans SC","Helvetica Neue",Arial,sans-serif;
  font-size:17px;
  line-height:1.85;
  font-weight:400;
  padding-bottom:96px;
  overflow-x:hidden;
}
img{max-width:100%;display:block;}
a{color:var(--brand);text-decoration:none;transition:color .2s ease;}
a:hover{color:var(--orange);}
button{font-family:inherit;}
:focus-visible{outline:2px solid var(--lime);outline-offset:2px;}
.container{width:100%;max-width:1200px;margin:0 auto;padding:0 24px;}
@media (min-width:1400px){.container{max-width:1320px;}}

/* ============ 导航 ============ */
.site-header{position:sticky;top:0;z-index:1030;padding:14px 0 0;}
.nav-panel{
  position:relative;
  display:flex;align-items:center;gap:18px;
  padding:10px 14px;
  background:rgba(255,255,255,.88);
  -webkit-backdrop-filter:blur(8px);
  backdrop-filter:blur(8px);
  border:1px solid var(--line);
  border-radius:16px;
  box-shadow:var(--shadow-1);
}
.brand{display:flex;align-items:center;gap:12px;text-decoration:none;flex:0 0 auto;}
.brand:hover{color:var(--brand);}
.brand-mark{
  width:42px;height:42px;border-radius:12px;
  background:var(--brand);
  display:inline-flex;align-items:center;justify-content:center;
  position:relative;overflow:hidden;flex:0 0 auto;
}
.brand-mark::after{content:"";position:absolute;left:0;right:0;bottom:6px;height:3px;background:var(--lime);}
.brand-mark span{color:#fff;font-size:15px;font-weight:800;letter-spacing:.5px;font-variant-numeric:tabular-nums;}
.brand-text{display:flex;flex-direction:column;line-height:1.2;}
.brand-name{font-size:16px;font-weight:700;color:var(--brand);}
.brand-sub{font-size:12px;color:var(--text-2);}
.nav-links{display:flex;align-items:center;gap:10px;margin-left:auto;}
.nav-chip{
  display:inline-flex;align-items:center;gap:8px;
  padding:9px 14px;border-radius:12px;
  border:1px solid transparent;
  font-size:14px;font-weight:600;color:var(--brand);
  background:transparent;
  transition:transform .2s ease,background .2s ease,border-color .2s ease,box-shadow .2s ease;
}
.nav-chip svg{width:20px;height:20px;flex:0 0 auto;}
.nav-chip:hover{background:#fff;border-color:var(--lime);transform:translateY(-2px);box-shadow:0 10px 20px -14px rgba(11,31,26,.45);color:var(--brand);}
.nav-chip.active{background:var(--lime);color:var(--brand);border-color:var(--lime);}
.nav-cta{
  display:inline-flex;align-items:center;justify-content:center;
  height:44px;padding:0 20px;border-radius:12px;
  background:var(--brand);color:#fff;font-size:14px;font-weight:600;
  transition:background .2s ease,transform .2s ease;
}
.nav-cta:hover{background:var(--brand-mid);color:#fff;transform:translateY(-2px);}
.nav-toggle{
  display:none;width:44px;height:44px;border-radius:12px;
  border:1px solid var(--line);background:#fff;
  align-items:center;justify-content:center;cursor:pointer;flex:0 0 auto;
}
.nav-toggle span{width:18px;height:2px;background:var(--brand);position:relative;display:block;border-radius:2px;}
.nav-toggle span::before,.nav-toggle span::after{content:"";position:absolute;left:0;width:18px;height:2px;background:var(--brand);border-radius:2px;}
.nav-toggle span::before{top:-6px;}
.nav-toggle span::after{top:6px;}

/* ============ 面包屑 ============ */
.crumb-wrap{padding:26px 0 0;}
.breadcrumb-x{display:flex;align-items:center;flex-wrap:wrap;gap:8px;font-size:13px;color:var(--text-2);}
.breadcrumb-x a{color:var(--text-2);}
.breadcrumb-x a:hover{color:var(--orange);}
.breadcrumb-x .sep{width:14px;height:14px;opacity:.55;flex:0 0 auto;}
.breadcrumb-x .current{color:#8A938F;}

/* ============ 文章头部 ============ */
.article-hero{padding:18px 0 34px;}
.article-head{
  position:relative;overflow:hidden;
  background:var(--card);
  border:1px solid var(--line);
  border-radius:var(--r-lg);
  box-shadow:var(--shadow-1);
  padding:34px 38px 30px;
}
.article-head::after{
  content:"";position:absolute;right:-40px;top:-40px;width:220px;height:220px;
  background-image:repeating-linear-gradient(90deg,rgba(15,42,36,.07) 0 1px,transparent 1px 14px);
  opacity:.8;pointer-events:none;
  transform:rotate(-12deg);
}
.cat-badge{
  display:inline-flex;align-items:center;gap:6px;
  padding:5px 14px;border-radius:999px;
  background:var(--lime);color:var(--brand);
  font-size:13px;font-weight:700;letter-spacing:.3px;
}
.article-head h1{
  position:relative;z-index:1;
  margin:16px 0 14px;
  font-size:clamp(26px,3.4vw,40px);
  line-height:1.3;font-weight:800;color:var(--brand);
  max-width:900px;
}
.article-meta{
  display:flex;align-items:center;flex-wrap:wrap;gap:10px;
  font-size:13px;color:var(--text-2);
}
.article-meta .dot{width:1px;height:12px;background:var(--line);display:inline-block;}
.article-meta .num{font-variant-numeric:tabular-nums;}
.head-cover{
  position:relative;z-index:1;
  margin-top:24px;border-radius:16px;overflow:hidden;
  aspect-ratio:16/7;background:var(--brand-mid);
}
.head-cover img{width:100%;height:100%;object-fit:cover;}
.head-cover::after{
  content:"";position:absolute;inset:auto 0 0 0;height:6px;
  background-image:repeating-linear-gradient(90deg,var(--lime) 0 2px,transparent 2px 12px);
  opacity:.9;
}

/* ============ 文章主体 ============ */
.article-body{padding:8px 0 var(--sec);}
.article-card{
  background:var(--card);
  border:1px solid var(--line);
  border-radius:var(--r-lg);
  box-shadow:var(--shadow-1);
  padding:44px 46px 40px;
}
.article-content{
  max-width:760px;margin:0 auto;
  font-size:17px;line-height:1.9;color:var(--text);
  overflow-x:auto;
}
.article-content p{margin:0 0 1.15em;}
.article-content h2{
  position:relative;
  font-size:24px;line-height:1.45;font-weight:700;color:var(--brand);
  margin:2em 0 .75em;padding-left:16px;
}
.article-content h2::before{
  content:"";position:absolute;left:0;top:.2em;bottom:.2em;width:4px;border-radius:2px;background:var(--lime);
}
.article-content h3{font-size:20px;line-height:1.5;font-weight:700;color:var(--brand);margin:1.6em 0 .6em;}
.article-content h4{font-size:17px;font-weight:700;color:var(--brand);margin:1.4em 0 .5em;}
.article-content ul,.article-content ol{padding-left:1.25em;margin:0 0 1.15em;}
.article-content li{margin:.4em 0;}
.article-content img{width:100%;aspect-ratio:16/9;object-fit:cover;border-radius:16px;margin:1.5em 0 10px;}
.article-content figcaption,.article-content .caption{font-size:13px;color:var(--text-2);text-align:center;margin-bottom:1.4em;}
.article-content blockquote{
  margin:1.5em 0;padding:18px 22px;
  background:#F7F6F1;border-left:4px solid var(--lime);
  border-radius:0 14px 14px 0;color:var(--text-2);
}
.article-content blockquote p:last-child{margin-bottom:0;}
.article-content table{width:100%;border-collapse:collapse;font-size:15px;margin:1.5em 0;border-radius:12px;overflow:hidden;}
.article-content th{background:var(--brand);color:var(--on-dark);text-align:left;font-weight:600;padding:12px 14px;}
.article-content td{padding:12px 14px;border-bottom:1px solid var(--line);color:var(--text-2);}
.article-content tr:last-child td{border-bottom:0;}
.article-content a{color:var(--brand);text-decoration:underline;text-underline-offset:4px;}
.article-content a:hover{color:var(--orange);}
.article-content strong{font-weight:600;color:var(--brand);}
.article-content hr{border:0;border-top:1px dashed var(--line);margin:2em 0;}
.article-empty{max-width:760px;margin:0 auto;text-align:center;padding:34px 0 10px;}
.article-empty svg{width:56px;height:56px;stroke:var(--text-2);opacity:.6;margin-bottom:14px;}
.article-empty h2{font-size:22px;font-weight:700;color:var(--brand);margin:0 0 10px;}
.article-empty p{color:var(--text-2);font-size:15px;margin:0 0 22px;}

.article-foot{
  max-width:760px;margin:36px auto 0;padding-top:26px;border-top:1px solid var(--line);
  display:flex;flex-wrap:wrap;align-items:center;gap:14px;justify-content:space-between;
}
.tag-row{display:flex;flex-wrap:wrap;gap:8px;}
.tag-x{
  display:inline-block;padding:5px 13px;border-radius:999px;
  border:1px solid var(--line);background:#FBFAF7;
  font-size:13px;color:var(--text-2);
}
.tag-x:hover{border-color:var(--lime);color:var(--brand);}
.share-row{display:flex;align-items:center;gap:10px;font-size:13px;color:var(--text-2);}
.share-btn{
  width:36px;height:36px;border-radius:10px;border:1px solid var(--line);background:#fff;
  display:inline-flex;align-items:center;justify-content:center;color:var(--brand);
  transition:transform .2s ease,border-color .2s ease;
}
.share-btn:hover{border-color:var(--lime);transform:translateY(-2px);color:var(--brand);}
.back-row{max-width:760px;margin:26px auto 0;}

/* ============ 通用区块 ============ */
.section{padding:var(--sec) 0 0;}
.section-head{display:flex;align-items:flex-end;justify-content:space-between;gap:20px;flex-wrap:wrap;margin-bottom:30px;}
.eyebrow{
  display:inline-flex;align-items:center;gap:8px;
  font-size:13px;font-weight:700;letter-spacing:1px;color:var(--brand);
}
.eyebrow::before{content:"";width:26px;height:3px;border-radius:2px;background:var(--lime);}
.section-head h2{font-size:clamp(24px,3vw,32px);font-weight:700;color:var(--brand);margin:8px 0 0;line-height:1.3;}
.link-more{font-size:15px;font-weight:600;color:var(--brand);text-decoration:underline;text-underline-offset:4px;}
.link-more:hover{color:var(--orange);}

/* ============ 推荐卡 ============ */
.card-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:24px;}
.info-card{
  display:flex;flex-direction:column;
  background:var(--card);border:1px solid var(--line);border-radius:var(--r-lg);
  overflow:hidden;box-shadow:var(--shadow-1);
  transition:transform .2s ease,box-shadow .2s ease;
}
.info-card:hover{transform:translateY(-4px);box-shadow:var(--shadow-2);}
.info-cover{position:relative;aspect-ratio:16/10;overflow:hidden;background:var(--brand-mid);}
.info-cover img{width:100%;height:100%;object-fit:cover;transition:transform .3s ease;}
.info-card:hover .info-cover img{transform:scale(1.03);}
.info-body{padding:20px 22px 22px;display:flex;flex-direction:column;gap:10px;flex:1;}
.info-body h3{font-size:18px;line-height:1.5;font-weight:700;color:var(--brand);margin:0;}
.info-card:hover .info-body h3{color:var(--brand);}
.info-body p{font-size:14px;line-height:1.75;color:var(--text-2);margin:0;overflow:hidden;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;}
.info-body .go{margin-top:auto;font-size:14px;font-weight:600;color:var(--brand);text-decoration:underline;text-underline-offset:4px;}

/* ============ FAQ ============ */
.faq-list{display:flex;flex-direction:column;gap:12px;max-width:900px;margin:0 auto;}
.faq-item{background:var(--card);border:1px solid var(--line);border-radius:var(--r-md);box-shadow:var(--shadow-1);overflow:hidden;}
.faq-item button{
  width:100%;display:flex;align-items:center;justify-content:space-between;gap:16px;
  padding:18px 22px;background:transparent;border:0;cursor:pointer;text-align:left;
  font-size:16px;font-weight:600;color:var(--brand);
}
.faq-item .plus{
  width:22px;height:22px;flex:0 0 auto;position:relative;transition:transform .2s ease;
}
.faq-item .plus::before,.faq-item .plus::after{
  content:"";position:absolute;background:var(--brand);border-radius:2px;
}
.faq-item .plus::before{left:0;top:10px;width:22px;height:2.5px;}
.faq-item .plus::after{top:0;left:10px;width:2.5px;height:22px;transition:opacity .2s ease;}
.faq-item.open .plus{transform:rotate(90deg);}
.faq-item.open .plus::after{opacity:0;}
.faq-item.open{border-left:3px solid var(--lime);}
.faq-item.open button{font-weight:700;}
.faq-answer{display:none;padding:0 22px 20px;font-size:15px;line-height:1.8;color:var(--text-2);}
.faq-item.open .faq-answer{display:block;}

/* ============ CTA ============ */
.cta-panel{
  position:relative;overflow:hidden;
  background:var(--brand-deep);
  border-radius:var(--r-lg);
  padding:48px 46px;
  display:flex;align-items:center;justify-content:space-between;gap:32px;flex-wrap:wrap;
  border:1px solid rgba(255,255,255,.08);
}
.cta-panel::before{
  content:"";position:absolute;right:-60px;bottom:-60px;width:280px;height:280px;border-radius:50%;
  border:1px solid rgba(182,240,75,.22);
}
.cta-panel h2{color:var(--on-dark);font-size:clamp(22px,2.6vw,30px);font-weight:700;margin:0 0 12px;line-height:1.35;}
.cta-panel p{color:var(--on-dark-2);font-size:15px;line-height:1.8;margin:0;max-width:560px;}
.cta-actions{display:flex;gap:14px;flex-wrap:wrap;position:relative;z-index:1;}

.btn-x{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  height:50px;padding:0 24px;border-radius:12px;
  font-size:16px;font-weight:600;border:0;cursor:pointer;
  text-decoration:none;transition:transform .2s ease,background .2s ease,box-shadow .2s ease,color .2s ease;
}
.btn-x.primary{background:var(--lime);color:var(--brand);}
.btn-x.primary:hover{background:var(--lime-hi);color:var(--brand);transform:translateY(-2px);box-shadow:0 16px 30px -16px rgba(11,31,26,.6);}
.btn-x.primary:active{transform:translateY(1px);}
.btn-x.ghost{background:transparent;border:1.5px solid var(--brand);color:var(--brand);}
.btn-x.ghost:hover{background:rgba(15,42,36,.08);color:var(--brand);}
.btn-x.light{background:#fff;color:var(--brand);}
.btn-x.light:hover{background:#fff;color:var(--brand);transform:translateY(-2px);}
.btn-x.sm{height:44px;font-size:15px;padding:0 20px;}

/* ============ 页脚 ============ */
.site-footer{margin-top:var(--sec);background:var(--brand-deep);border-top:2px solid var(--lime);color:var(--on-dark-2);}
.footer-grid{display:grid;grid-template-columns:1.6fr 1fr 1fr 1.2fr;gap:36px;padding:56px 0 40px;}
.footer-brand{display:flex;align-items:center;gap:12px;margin-bottom:16px;}
.footer-brand .brand-mark{width:38px;height:38px;}
.footer-brand .brand-name{color:var(--on-dark);font-size:16px;font-weight:700;}
.footer-desc{font-size:14px;line-height:1.85;margin:0;max-width:340px;color:var(--on-dark-2);}
.footer-col h4{font-size:15px;font-weight:700;color:var(--on-dark);margin:0 0 16px;}
.footer-col ul{list-style:none;padding:0;margin:0;display:flex;flex-direction:column;gap:10px;}
.footer-col a{font-size:14px;color:var(--on-dark-2);}
.footer-col a:hover{color:var(--lime);}
.footer-contact li{font-size:14px;color:var(--on-dark-2);}
.qr-box{
  margin-top:16px;width:104px;height:104px;border-radius:12px;
  border:1px dashed rgba(255,255,255,.28);
  display:flex;align-items:center;justify-content:center;text-align:center;
  font-size:12px;line-height:1.6;color:rgba(255,255,255,.6);
}
.footer-bottom{
  border-top:1px solid rgba(255,255,255,.1);
  padding:20px 0 28px;display:flex;justify-content:space-between;gap:14px;flex-wrap:wrap;
  font-size:13px;color:rgba(255,255,255,.55);
}

/* ============ 底部转化条 ============ */
.float-cta{
  position:fixed;right:26px;bottom:26px;z-index:1020;
  display:flex;align-items:center;gap:14px;
  background:var(--brand-deep);
  border:1px solid rgba(255,255,255,.12);
  border-radius:999px;padding:10px 12px 10px 22px;
  box-shadow:0 20px 40px -20px rgba(11,31,26,.65);
}
.float-cta span{font-size:14px;color:var(--on-dark-2);}
.float-cta a{
  display:inline-flex;align-items:center;justify-content:center;
  height:42px;padding:0 20px;border-radius:999px;
  background:var(--lime);color:var(--brand);font-size:14px;font-weight:700;
  transition:background .2s ease,transform .2s ease;
}
.float-cta a:hover{background:var(--lime-hi);color:var(--brand);transform:translateY(-2px);}

/* ============ 响应式 ============ */
@media (max-width:1199.98px){
  .card-grid{grid-template-columns:repeat(2,1fr);}
  .footer-grid{grid-template-columns:1.4fr 1fr 1fr;gap:28px;}
}
@media (max-width:991.98px){
  :root{--sec:76px;}
  .article-card{padding:34px 28px 30px;}
  .article-head{padding:26px 24px;}
  .cta-panel{padding:36px 28px;}
}
@media (max-width:767.98px){
  body{font-size:16px;padding-bottom:84px;}
  .container{padding:0 16px;}
  :root{--sec:60px;}
  .nav-links{
    position:absolute;left:0;right:0;top:calc(100% + 10px);
    flex-direction:column;align-items:stretch;gap:8px;
    background:#fff;border:1px solid var(--line);border-radius:16px;
    box-shadow:var(--shadow-2);padding:12px;display:none;
  }
  .nav-panel.is-open .nav-links{display:flex;}
  .nav-chip{justify-content:flex-start;padding:12px 14px;}
  .nav-cta.d-none-mobile{display:none;}
  .nav-toggle{display:inline-flex;margin-left:auto;}
  .brand-sub{display:none;}
  .article-head h1{font-size:22px;}
  .article-content{font-size:16.5px;line-height:1.9;}
  .article-content h2{font-size:21px;}
  .article-content h3{font-size:18.5px;}
  .card-grid{grid-template-columns:1fr;}
  .footer-grid{grid-template-columns:1fr;gap:26px;padding:40px 0 30px;}
  .float-cta{
    right:12px;left:12px;bottom:0;border-radius:0;
    padding:10px 14px calc(10px + env(safe-area-inset-bottom));
    justify-content:space-between;
  }
  .float-cta span{font-size:13px;}
  .float-cta a{height:46px;flex:0 0 auto;}
}
@media (max-width:519.98px){
  .btn-x{width:100%;}
  .cta-actions{width:100%;flex-direction:column;}
  .article-meta .dot{display:none;}
  .article-foot{flex-direction:column;align-items:flex-start;}
}
@media (prefers-reduced-motion:reduce){
  *{transition:none!important;}
  .info-card:hover,.btn-x:hover,.nav-chip:hover{transform:none;}
}

/* roulang page: category1 */
:root{
  --brand:#0F2A24;
  --brand-deep:#0B1F1A;
  --brand-mid:#123328;
  --lime:#B6F04B;
  --lime-soft:#DDF9A8;
  --orange:#FF6A2B;
  --bg:#F4F2EC;
  --surface:#FFFFFF;
  --text:#1A1D1B;
  --muted:#5B6360;
  --line:#DDE3DE;
  --line-dark:rgba(255,255,255,.12);
  --text-on-dark:rgba(255,255,255,.72);
  --r-lg:18px;
  --r-md:12px;
  --r-sm:10px;
  --r-pill:999px;
  --sh-1:0 1px 2px rgba(11,31,26,.06),0 12px 28px -18px rgba(11,31,26,.28);
  --sh-2:0 2px 5px rgba(11,31,26,.08),0 20px 40px -18px rgba(11,31,26,.34);
  --sec:96px;
  --bs-primary:#0F2A24;
  --bs-primary-rgb:15,42,36;
  --bs-body-color:#1A1D1B;
  --bs-body-bg:#F4F2EC;
  --bs-border-color:#DDE3DE;
  --bs-border-radius:12px;
  --bs-font-sans-serif:"PingFang SC","Microsoft YaHei","Noto Sans SC","Helvetica Neue",Arial,sans-serif;
}
*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth}
body{
  margin:0;
  font-family:"PingFang SC","Microsoft YaHei","Noto Sans SC","Helvetica Neue",Arial,sans-serif;
  font-size:17px;line-height:1.85;color:var(--text);
  background:var(--bg);
  -webkit-font-smoothing:antialiased;
}
img{display:block;max-width:100%;height:auto}
a{color:var(--brand);text-decoration:none;transition:color .2s ease}
a:hover{color:var(--orange)}
h1,h2,h3,h4{margin:0;color:var(--brand);font-weight:700;line-height:1.25}
p{margin:0}
ul,ol{margin:0;padding:0;list-style:none}
button{font:inherit;cursor:pointer}
:focus-visible{outline:2px solid var(--lime);outline-offset:2px;border-radius:4px}
.num{font-variant-numeric:tabular-nums;font-family:"DIN Alternate","Helvetica Neue",Arial,sans-serif}
.container{width:100%;max-width:1200px;margin:0 auto;padding:0 24px}

/* ---------- 导航 ---------- */
.site-header{position:sticky;top:0;z-index:80;padding:12px 0 8px}
.nav-panel{
  display:flex;align-items:center;gap:18px;
  background:rgba(255,255,255,.92);
  backdrop-filter:blur(8px);
  border:1px solid var(--line);
  border-radius:16px;
  box-shadow:var(--sh-1);
  padding:10px 14px;
}
.brand{display:flex;align-items:center;gap:10px;flex:0 0 auto}
.brand-mark{
  width:42px;height:42px;border-radius:12px;
  background:var(--brand);color:var(--lime);
  display:flex;align-items:center;justify-content:center;
  font-weight:800;font-size:15px;letter-spacing:.5px;
  position:relative;overflow:hidden;
}
.brand-mark::after{
  content:"";position:absolute;left:0;right:0;bottom:0;height:4px;
  background:repeating-linear-gradient(90deg,var(--lime) 0 4px,transparent 4px 8px);
  opacity:.55;
}
.brand-text{display:flex;flex-direction:column;line-height:1.2}
.brand-name{font-size:16px;font-weight:700;color:var(--brand)}
.brand-sub{font-size:12px;color:var(--muted)}
.nav-links{display:flex;align-items:center;gap:10px;margin-left:auto}
.nav-chip{
  display:inline-flex;align-items:center;gap:8px;
  padding:9px 14px;border-radius:var(--r-md);
  border:1px solid transparent;
  font-size:14px;color:var(--brand);background:transparent;
  transition:transform .2s ease,background .2s ease,border-color .2s ease;
}
.nav-chip svg{width:18px;height:18px;flex:0 0 18px}
.nav-chip:hover{background:rgba(15,42,36,.06);border-color:var(--line);transform:translateY(-2px);color:var(--brand)}
.nav-chip.active{background:var(--lime);color:var(--brand);font-weight:600;border-color:var(--lime)}
.nav-cta{
  flex:0 0 auto;display:inline-flex;align-items:center;justify-content:center;
  height:44px;padding:0 20px;border-radius:var(--r-md);
  background:var(--lime);color:var(--brand);font-weight:600;font-size:15px;
  border:1px solid var(--lime);
  transition:transform .2s ease,box-shadow .2s ease,filter .2s ease;
}
.nav-cta:hover{color:var(--brand);filter:brightness(1.05);transform:translateY(-2px);box-shadow:0 10px 20px -12px rgba(11,31,26,.5)}
.nav-toggle{
  display:none;width:44px;height:44px;border-radius:var(--r-md);
  border:1px solid var(--line);background:#fff;position:relative;
}
.nav-toggle span,.nav-toggle span::before,.nav-toggle span::after{
  position:absolute;left:50%;width:18px;height:2px;background:var(--brand);border-radius:2px;
  transform:translateX(-50%);transition:.2s ease;
}
.nav-toggle span{top:50%;margin-top:-1px}
.nav-toggle span::before{content:"";top:-6px}
.nav-toggle span::after{content:"";top:6px}

/* ---------- 通用板块 ---------- */
.section{padding:var(--sec) 0}
.section-tight{padding:64px 0}
.section-head{max-width:720px;margin-bottom:44px}
.section-head .eyebrow{
  display:inline-block;font-size:13px;font-weight:600;letter-spacing:1px;
  color:var(--brand);background:var(--lime);border-radius:var(--r-pill);
  padding:4px 12px;margin-bottom:14px;
}
.section-head h2{font-size:32px;margin-bottom:12px}
.section-head p{color:var(--muted);font-size:16px}
.badge-lime{
  display:inline-flex;align-items:center;gap:6px;
  background:var(--lime);color:var(--brand);font-weight:600;font-size:13px;
  padding:5px 13px;border-radius:var(--r-pill);
}
.badge-dark{
  display:inline-flex;align-items:center;gap:6px;
  background:var(--brand);color:#F4F2EC;font-weight:600;font-size:13px;
  padding:5px 13px;border-radius:var(--r-pill);
}

/* ---------- 按钮 ---------- */
.btn-main,.btn-ghost,.btn-light{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  height:50px;padding:0 24px;border-radius:var(--r-md);
  font-size:16px;font-weight:600;transition:transform .2s ease,box-shadow .2s ease,background .2s ease,color .2s ease;
}
.btn-main{background:var(--lime);color:var(--brand);border:1px solid var(--lime)}
.btn-main:hover{color:var(--brand);transform:translateY(-2px);box-shadow:0 14px 26px -14px rgba(11,31,26,.55);filter:brightness(1.05)}
.btn-main:active{transform:translateY(1px)}
.btn-ghost{background:transparent;color:var(--brand);border:1.5px solid var(--brand)}
.btn-ghost:hover{background:rgba(15,42,36,.08);color:var(--brand)}
.btn-light{background:#fff;color:var(--brand);border:1px solid #fff}
.btn-light:hover{color:var(--brand);transform:translateY(-2px);box-shadow:0 14px 26px -16px rgba(0,0,0,.5)}
.text-link{
  font-weight:600;color:var(--brand);text-decoration:underline;text-underline-offset:4px;text-decoration-thickness:2px;
}
.text-link:hover{color:var(--orange)}

/* ---------- 面包屑 ---------- */
.crumb{display:flex;flex-wrap:wrap;align-items:center;gap:8px;font-size:13px;color:var(--muted);padding-top:26px}
.crumb a{color:var(--muted)}
.crumb a:hover{color:var(--brand)}
.crumb .sep{width:12px;height:12px;flex:0 0 12px;opacity:.5}
.crumb .current{color:#8A918E}

/* ---------- Hero ---------- */
.page-hero{position:relative;overflow:hidden;padding-bottom:8px}
.page-hero::before{
  content:"";position:absolute;inset:0;
  background-image:linear-gradient(rgba(15,42,36,.06) 1px,transparent 1px),linear-gradient(90deg,rgba(15,42,36,.06) 1px,transparent 1px);
  background-size:28px 28px;
  opacity:.5;pointer-events:none;
}
.hero-grid{
  position:relative;display:grid;grid-template-columns:7fr 5fr;gap:44px;align-items:center;
  padding:38px 0 0;
}
.hero-copy h1{font-size:clamp(30px,4.4vw,48px);font-weight:800;line-height:1.18;margin:16px 0 16px}
.hero-sub{font-size:19px;color:var(--muted);max-width:560px}
.hero-actions{display:flex;flex-wrap:wrap;gap:14px;margin:28px 0 26px}
.hero-points{display:flex;flex-wrap:wrap;gap:10px}
.hero-points li{
  display:inline-flex;align-items:center;gap:7px;
  background:#fff;border:1px solid var(--line);border-radius:var(--r-pill);
  padding:7px 14px;font-size:14px;color:var(--brand);
}
.hero-points li::before{
  content:"";width:7px;height:7px;border-radius:50%;background:var(--lime);box-shadow:0 0 0 3px rgba(182,240,75,.28);
}
.hero-media{position:relative;border-radius:var(--r-lg);overflow:hidden;box-shadow:var(--sh-2);border:1px solid var(--line)}
.hero-media img{width:100%;aspect-ratio:16/11;object-fit:cover}
.hero-media::after{
  content:"";position:absolute;inset:0;
  background:linear-gradient(90deg,rgba(11,31,26,.55),rgba(11,31,26,.08));
}
.hero-media .media-note{
  position:absolute;left:0;right:0;bottom:0;z-index:2;
  display:flex;align-items:center;justify-content:space-between;gap:10px;
  padding:12px 16px;
  background:repeating-linear-gradient(90deg,rgba(182,240,75,.9) 0 3px,rgba(182,240,75,0) 3px 12px);
  opacity:.85;height:6px;
}
.hero-media .media-tag{
  position:absolute;z-index:3;left:18px;bottom:20px;
  background:rgba(11,31,26,.72);color:#fff;font-size:13px;
  border-radius:var(--r-pill);padding:6px 14px;
  backdrop-filter:blur(4px);
}

/* ---------- 条目卡网格 ---------- */
.grid-3{display:grid;grid-template-columns:repeat(3,1fr);gap:24px}
.item-card{
  background:var(--surface);border:1px solid var(--line);border-radius:var(--r-lg);
  padding:28px 24px;box-shadow:var(--sh-1);
  transition:transform .2s ease,box-shadow .2s ease,border-color .2s ease;
  display:flex;flex-direction:column;height:100%;
}
.item-card:hover{transform:translateY(-4px);box-shadow:var(--sh-2);border-color:#C9D3CC}
.item-icon{
  width:46px;height:46px;border-radius:14px;background:rgba(15,42,36,.06);
  display:flex;align-items:center;justify-content:center;margin-bottom:18px;color:var(--brand);
}
.item-icon svg{width:22px;height:22px}
.item-card h3{font-size:20px;margin-bottom:10px}
.item-card p{color:var(--muted);font-size:15.5px;line-height:1.8}
.item-card .card-link{margin-top:auto;padding-top:18px;font-size:15px;font-weight:600}
.item-card .card-link a{text-decoration:underline;text-underline-offset:4px;text-decoration-thickness:2px}

/* ---------- 数据条 ---------- */
.stats-band{
  background:var(--brand);border-radius:var(--r-lg);
  padding:36px 32px;display:grid;grid-template-columns:repeat(4,1fr);gap:24px;
  position:relative;overflow:hidden;
}
.stats-band::after{
  content:"";position:absolute;right:-40px;top:-40px;width:220px;height:220px;
  border:24px solid rgba(182,240,75,.14);border-radius:50%;
}
.stat{position:relative;z-index:2}
.stat .stat-num{font-size:40px;font-weight:800;color:var(--lime);line-height:1.1}
.stat .stat-num small{font-size:16px;font-weight:600;margin-left:4px;color:rgba(255,255,255,.8)}
.stat .stat-label{color:var(--text-on-dark);font-size:14px;margin-top:6px}

/* ---------- 适用项目 ---------- */
.tag-cloud{display:flex;flex-wrap:wrap;gap:10px;margin-bottom:26px}
.tag-cloud li{
  background:#fff;border:1px solid var(--line);border-radius:var(--r-pill);
  padding:8px 16px;font-size:14.5px;color:var(--brand);
}
.split{display:grid;grid-template-columns:1fr 1fr;gap:40px;align-items:start}
.split h3{font-size:21px;margin-bottom:12px}
.split p{color:var(--muted);font-size:16px}
.split p + p{margin-top:14px}

/* ---------- 对照表 ---------- */
.table-wrap{
  background:var(--surface);border:1px solid var(--line);border-radius:var(--r-lg);
  overflow:hidden;box-shadow:var(--sh-1);
}
.table-scroll{overflow-x:auto;-webkit-overflow-scrolling:touch}
table.compare{width:100%;border-collapse:collapse;min-width:760px}
table.compare caption{
  text-align:left;font-size:14px;color:var(--muted);padding:18px 22px 0;caption-side:top;
}
table.compare th,table.compare td{
  text-align:left;padding:16px 22px;font-size:15px;border-bottom:1px solid var(--line);
}
table.compare thead th{
  background:var(--brand);color:#F4F2EC;font-weight:600;font-size:14.5px;white-space:nowrap;
}
table.compare tbody tr:last-child td{border-bottom:none}
table.compare tbody tr:hover{background:rgba(182,240,75,.12)}
table.compare td:first-child{font-weight:600;color:var(--brand);white-space:nowrap}

/* ---------- CTA ---------- */
.cta-panel{
  background:var(--brand-mid);border-radius:var(--r-lg);padding:52px 48px;
  display:grid;grid-template-columns:1.4fr 1fr;gap:36px;align-items:center;
  position:relative;overflow:hidden;box-shadow:var(--sh-2);
}
.cta-panel::before{
  content:"";position:absolute;inset:0;
  background:repeating-linear-gradient(135deg,rgba(182,240,75,.09) 0 2px,transparent 2px 16px);
  pointer-events:none;
}
.cta-panel h2{color:#fff;font-size:30px;margin-bottom:14px;position:relative}
.cta-panel p{color:var(--text-on-dark);position:relative;max-width:520px}
.cta-actions{position:relative;display:flex;flex-wrap:wrap;gap:14px}
.cta-list{position:relative;display:flex;flex-direction:column;gap:12px}
.cta-list li{display:flex;gap:10px;color:rgba(255,255,255,.86);font-size:15px}
.cta-list li svg{width:18px;height:18px;flex:0 0 18px;color:var(--lime);margin-top:4px}

/* ---------- FAQ ---------- */
.faq-list{display:flex;flex-direction:column;gap:12px}
.accordion-item{
  background:var(--surface);border:1px solid var(--line);border-radius:var(--r-lg);
  overflow:hidden;position:relative;
}
.accordion-item::before{
  content:"";position:absolute;left:0;top:0;bottom:0;width:3px;background:transparent;transition:background .2s ease;
}
.accordion-item:has(.accordion-button:not(.collapsed))::before{background:var(--lime)}
.accordion-button{
  width:100%;display:flex;align-items:center;justify-content:space-between;gap:16px;
  background:transparent;border:none;padding:20px 24px;
  font-size:17px;font-weight:600;color:var(--brand);text-align:left;
  box-shadow:none!important;
}
.accordion-button::after{display:none}
.accordion-button:not(.collapsed){font-weight:700}
.accordion-button .sign{
  flex:0 0 26px;width:26px;height:26px;border-radius:8px;
  border:1.5px solid var(--brand);position:relative;transition:transform .2s ease,background .2s ease;
}
.accordion-button .sign::before,.accordion-button .sign::after{
  content:"";position:absolute;left:50%;top:50%;background:var(--brand);border-radius:2px;transform:translate(-50%,-50%);
}
.accordion-button .sign::before{width:12px;height:2px}
.accordion-button .sign::after{width:2px;height:12px;transition:opacity .2s ease}
.accordion-button:not(.collapsed) .sign{background:var(--lime);transform:rotate(90deg);border-color:var(--lime)}
.accordion-button:not(.collapsed) .sign::after{opacity:0}
.accordion-body{padding:0 24px 22px;color:var(--muted);font-size:16px}

/* ---------- 页脚 ---------- */
.site-footer{background:var(--brand-deep);border-top:2px solid var(--lime);margin-top:20px}
.footer-grid{
  display:grid;grid-template-columns:1.6fr 1fr 1fr 1.2fr;gap:32px;
  padding:64px 0 40px;
}
.footer-brand{display:flex;align-items:center;gap:10px;margin-bottom:16px}
.footer-brand .brand-mark{width:40px;height:40px}
.footer-brand .brand-name{color:#fff;font-size:16px;font-weight:700}
.footer-desc{color:var(--text-on-dark);font-size:14.5px;line-height:1.8;max-width:340px}
.site-footer h4{color:#fff;font-size:15px;margin-bottom:16px}
.site-footer ul li{margin-bottom:10px}
.site-footer a{color:var(--text-on-dark);font-size:14.5px}
.site-footer a:hover{color:var(--lime)}
.footer-contact li{color:var(--text-on-dark);font-size:14.5px}
.qr-box{
  margin-top:16px;width:104px;height:104px;border-radius:14px;
  border:1px dashed var(--line-dark);color:var(--text-on-dark);
  display:flex;align-items:center;justify-content:center;text-align:center;
  font-size:12.5px;line-height:1.6;
  background:repeating-linear-gradient(45deg,rgba(255,255,255,.05) 0 6px,transparent 6px 12px);
}
.footer-bottom{
  border-top:1px solid var(--line-dark);padding:20px 0 26px;
  display:flex;flex-wrap:wrap;justify-content:space-between;gap:10px;
  color:rgba(255,255,255,.55);font-size:13.5px;
}

/* ---------- 浮动转化条 ---------- */
.floating-bar{
  position:fixed;right:24px;bottom:24px;z-index:70;
  display:flex;align-items:center;gap:14px;
  background:var(--brand);border-radius:var(--r-pill);
  padding:10px 12px 10px 20px;box-shadow:0 18px 36px -18px rgba(11,31,26,.7);
  border:1px solid rgba(255,255,255,.12);
}
.floating-bar .fb-text{color:rgba(255,255,255,.82);font-size:14px}
.floating-bar .fb-btn{
  display:inline-flex;align-items:center;height:42px;padding:0 20px;
  background:var(--lime);color:var(--brand);border-radius:var(--r-pill);
  font-weight:600;font-size:15px;
}
.floating-bar .fb-btn:hover{color:var(--brand);filter:brightness(1.05)}

@media (prefers-reduced-motion:reduce){
  *{transition:none!important;animation:none!important}
  html{scroll-behavior:auto}
}

/* ---------- 响应式 ---------- */
@media (max-width:1199px){
  :root{--sec:80px}
  .grid-3{grid-template-columns:repeat(2,1fr)}
  .footer-grid{grid-template-columns:1.4fr 1fr 1fr;gap:28px}
}
@media (max-width:991px){
  .nav-toggle{display:block;margin-left:auto}
  .nav-links{
    display:none;position:fixed;left:16px;right:16px;top:88px;z-index:90;
    flex-direction:column;align-items:stretch;gap:8px;
    background:#fff;border:1px solid var(--line);border-radius:16px;
    padding:14px;box-shadow:var(--sh-2);
  }
  .nav-links.open{display:flex}
  .nav-chip{width:100%}
  .nav-cta{display:none}
  .hero-grid{grid-template-columns:1fr;gap:30px}
  .hero-media{order:-1}
  .hero-media::after{background:linear-gradient(180deg,rgba(11,31,26,.16),rgba(11,31,26,.6))}
  .stats-band{grid-template-columns:repeat(2,1fr);padding:30px 24px}
  .split{grid-template-columns:1fr;gap:26px}
  .cta-panel{grid-template-columns:1fr;padding:40px 28px}
}
@media (max-width:767px){
  :root{--sec:60px}
  body{padding-bottom:88px}
  .container{padding:0 16px}
  .grid-3{grid-template-columns:1fr;gap:16px}
  .section-head h2{font-size:26px}
  .hero-copy h1{font-size:30px}
  .hero-sub{font-size:17px}
  .btn-main,.btn-ghost,.btn-light{width:100%;padding:0 18px}
  .stats-band{grid-template-columns:1fr 1fr;gap:18px}
  .footer-grid{grid-template-columns:1fr;gap:26px;padding:48px 0 30px}
  .floating-bar{
    left:0;right:0;bottom:0;border-radius:0;
    padding:10px 16px calc(10px + env(safe-area-inset-bottom));
    justify-content:space-between;gap:12px;
  }
  .floating-bar .fb-text{display:none}
  .floating-bar .fb-btn{flex:1;justify-content:center;height:44px}
}
@media (max-width:520px){
  .hero-points li{font-size:13.5px;padding:6px 12px}
  .cta-panel h2{font-size:24px}
  .stats-band{grid-template-columns:1fr 1fr}
  .stat .stat-num{font-size:32px}
}

/* roulang page: category2 */
:root{
  --brand:#0F2A24;
  --brand-2:#123328;
  --dark:#0B1F1A;
  --lime:#B6F04B;
  --lime-dim:#9ED93A;
  --lime-soft:rgba(182,240,75,.16);
  --orange:#FF6A2B;
  --bg:#F4F2EC;
  --card:#FFFFFF;
  --ink:#1A1D1B;
  --muted:#5B6360;
  --line:#DDE3DE;
  --line-dark:rgba(255,255,255,.12);
  --ok:#2FA36B;
  --warn:#E0A11B;
  --err:#D8442E;
  --radius-lg:18px;
  --radius:14px;
  --radius-sm:12px;
  --shadow-1:0 1px 2px rgba(11,31,26,.06), 0 12px 28px -18px rgba(11,31,26,.28);
  --shadow-2:0 3px 8px rgba(11,31,26,.08), 0 22px 44px -20px rgba(11,31,26,.34);
  --ease:200ms ease;
  --bs-primary:#0F2A24;
  --bs-body-color:#1A1D1B;
  --bs-body-bg:#F4F2EC;
  --bs-border-color:#DDE3DE;
  --bs-border-radius:12px;
  --bs-border-radius-lg:18px;
  --bs-font-sans-serif:"PingFang SC","HarmonyOS Sans SC","Microsoft YaHei","Noto Sans SC","Helvetica Neue",Arial,sans-serif;
}
*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth}
body{
  margin:0;
  font-family:var(--bs-font-sans-serif);
  font-size:17px;
  line-height:1.85;
  color:var(--ink);
  background:var(--bg);
  padding-bottom:96px;
}
img{max-width:100%;display:block}
a{color:var(--brand);text-decoration:none;transition:color var(--ease),border-color var(--ease),background-color var(--ease)}
a:hover{color:var(--orange)}
h1,h2,h3,h4{margin:0;color:var(--brand);font-weight:700;line-height:1.25}
p{margin:0}
ul{margin:0;padding:0;list-style:none}
button{font-family:inherit}
:focus-visible{outline:2px solid var(--lime);outline-offset:2px;border-radius:6px}
.num{font-variant-numeric:tabular-nums;letter-spacing:.02em}

.container{width:100%;max-width:1200px;margin:0 auto;padding:0 24px}

/* ---------- 顶部导航 ---------- */
.site-header{
  position:sticky;top:0;z-index:60;
  padding:14px 0 10px;
  background:rgba(244,242,236,.72);
  backdrop-filter:blur(8px);
  -webkit-backdrop-filter:blur(8px);
}
.nav-panel{
  display:flex;align-items:center;gap:18px;
  background:var(--card);
  border:1px solid var(--line);
  border-radius:16px;
  box-shadow:var(--shadow-1);
  padding:12px 16px;
}
.brand{display:flex;align-items:center;gap:12px;flex-shrink:0}
.brand:hover{color:var(--brand)}
.brand-mark{
  width:44px;height:44px;border-radius:13px;
  background:var(--brand);
  display:grid;place-items:center;
  position:relative;overflow:hidden;flex-shrink:0;
}
.brand-mark::after{
  content:"";position:absolute;left:6px;right:6px;bottom:8px;height:2px;
  background:var(--lime);border-radius:2px;opacity:.85;
}
.brand-mark span{color:#F4F2EC;font-weight:800;font-size:15px;letter-spacing:.06em}
.brand-text{display:flex;flex-direction:column;line-height:1.25}
.brand-name{font-weight:800;font-size:16px;color:var(--brand)}
.brand-sub{font-size:12px;color:var(--muted);letter-spacing:.02em}
.nav-links{display:flex;align-items:center;gap:8px;margin-left:auto}
.nav-chip{
  display:inline-flex;align-items:center;gap:8px;
  padding:9px 14px;border-radius:12px;
  border:1px solid transparent;
  font-size:14px;font-weight:600;color:var(--muted);
  background:transparent;
  transition:transform var(--ease),background-color var(--ease),color var(--ease),border-color var(--ease);
}
.nav-chip svg{width:19px;height:19px;flex-shrink:0}
.nav-chip:hover{transform:translateY(-2px);background:#F7F8F4;color:var(--brand);border-color:var(--lime)}
.nav-chip.active{background:var(--lime);color:var(--brand);border-color:var(--lime)}
.nav-cta{
  display:inline-flex;align-items:center;justify-content:center;
  height:46px;padding:0 22px;border-radius:12px;
  background:var(--lime);color:var(--brand);
  font-size:15px;font-weight:700;
  transition:transform var(--ease),box-shadow var(--ease),background-color var(--ease);
}
.nav-cta:hover{background:var(--lime-dim);color:var(--brand);transform:translateY(-2px);box-shadow:0 10px 20px -12px rgba(15,42,36,.6)}
.nav-toggle{
  display:none;width:46px;height:46px;border-radius:12px;
  border:1px solid var(--line);background:#fff;
  position:relative;cursor:pointer;
}
.nav-toggle span,
.nav-toggle span::before,
.nav-toggle span::after{
  position:absolute;left:50%;transform:translateX(-50%);
  width:18px;height:2px;background:var(--brand);border-radius:2px;content:"";
}
.nav-toggle span{top:22px}
.nav-toggle span::before{top:-6px}
.nav-toggle span::after{top:6px}

/* ---------- 通用按钮 ---------- */
.btn-main,.btn-ghost,.btn-invert{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  height:50px;padding:0 24px;border-radius:12px;
  font-size:15px;font-weight:700;border:1.5px solid transparent;
  cursor:pointer;transition:transform var(--ease),box-shadow var(--ease),background-color var(--ease),color var(--ease),border-color var(--ease);
}
.btn-main{background:var(--lime);color:var(--brand)}
.btn-main:hover{background:var(--lime-dim);color:var(--brand);transform:translateY(-2px);box-shadow:0 12px 24px -14px rgba(15,42,36,.7)}
.btn-main:active{transform:translateY(1px)}
.btn-ghost{background:transparent;color:var(--brand);border-color:var(--brand)}
.btn-ghost:hover{background:rgba(15,42,36,.08);color:var(--brand)}
.btn-invert{background:#fff;color:var(--brand)}
.btn-invert:hover{background:var(--lime);color:var(--brand);transform:translateY(-2px)}
.text-link{
  display:inline-flex;align-items:center;gap:6px;
  font-weight:600;color:var(--brand);
  text-decoration:underline;text-underline-offset:4px;text-decoration-thickness:1.5px;
}
.text-link:hover{color:var(--orange)}

/* ---------- 面包屑 ---------- */
.crumb-wrap{padding:22px 0 0}
.crumb{display:flex;align-items:center;flex-wrap:wrap;gap:8px;font-size:13px;color:var(--muted)}
.crumb a{color:var(--muted)}
.crumb a:hover{color:var(--brand)}
.crumb .sep{opacity:.55;display:inline-flex}
.crumb .sep svg{width:12px;height:12px}
.crumb .current{color:#8A918D}

/* ---------- Hero ---------- */
.page-hero{padding:28px 0 8px}
.hero-grid{
  display:grid;grid-template-columns:7fr 5fr;gap:32px;align-items:center;
  background:var(--card);border:1px solid var(--line);border-radius:var(--radius-lg);
  box-shadow:var(--shadow-1);padding:40px;position:relative;overflow:hidden;
}
.hero-grid::before{
  content:"";position:absolute;inset:0;
  background-image:linear-gradient(90deg,rgba(15,42,36,.05) 1px,transparent 1px),
                   linear-gradient(180deg,rgba(15,42,36,.05) 1px,transparent 1px);
  background-size:34px 34px;
  opacity:.5;pointer-events:none;
}
.hero-copy{position:relative;z-index:1}
.tag-pill{
  display:inline-flex;align-items:center;gap:8px;
  padding:6px 14px;border-radius:999px;
  background:var(--lime);color:var(--brand);
  font-size:13px;font-weight:700;letter-spacing:.02em;
}
.tag-pill.muted{background:var(--brand);color:#F4F2EC}
.page-hero h1{
  font-size:clamp(30px,4.4vw,46px);font-weight:800;line-height:1.18;
  margin:18px 0 14px;
}
.hero-sub{color:var(--muted);font-size:17px;max-width:56ch}
.hero-actions{display:flex;flex-wrap:wrap;gap:12px;margin-top:24px}
.hero-badges{display:flex;flex-wrap:wrap;gap:10px;margin-top:22px}
.mini-badge{
  display:inline-flex;align-items:center;gap:7px;
  padding:7px 13px;border-radius:999px;
  border:1px solid var(--line);background:#FAFAF7;
  font-size:13px;color:var(--muted);font-weight:600;
}
.mini-badge i{width:7px;height:7px;border-radius:50%;background:var(--lime);display:inline-block}
.hero-media{position:relative;z-index:1}
.hero-media img{
  width:100%;aspect-ratio:4/3;object-fit:cover;
  border-radius:16px;
}
.hero-media::after{
  content:"";position:absolute;inset:0;border-radius:16px;
  background:linear-gradient(200deg,rgba(11,31,26,0) 40%,rgba(11,31,26,.55) 100%);
  pointer-events:none;
}
.hero-data{
  position:absolute;right:14px;bottom:14px;z-index:2;
  background:rgba(255,255,255,.95);
  border:1px solid var(--line);border-radius:14px;
  padding:12px 16px;box-shadow:var(--shadow-1);
}
.hero-data strong{display:block;font-size:26px;font-weight:800;color:var(--brand);line-height:1.1}
.hero-data span{font-size:12px;color:var(--muted)}

/* ---------- 主体：粘性目录 + 时间轴 ---------- */
.shell{padding:64px 0 0}
.shell-grid{display:grid;grid-template-columns:300px 1fr;gap:32px;align-items:start}
.toc-card{
  position:sticky;top:96px;
  background:var(--card);border:1px solid var(--line);
  border-radius:var(--radius-lg);padding:22px;
  box-shadow:var(--shadow-1);
}
.toc-title{font-size:15px;font-weight:800;color:var(--brand);letter-spacing:.02em}
.toc-title::after{content:"";display:block;width:36px;height:3px;background:var(--lime);border-radius:3px;margin-top:10px}
.toc-list{margin-top:16px;display:flex;flex-direction:column;gap:4px}
.toc-list a{
  display:flex;align-items:center;gap:10px;
  padding:10px 12px;border-radius:12px;
  font-size:14px;font-weight:600;color:var(--muted);
  border:1px solid transparent;
  transition:transform var(--ease),background-color var(--ease),color var(--ease);
}
.toc-list a:hover{transform:translateX(2px);background:#F7F8F4;color:var(--brand);border-color:var(--lime)}
.toc-list .idx{font-size:12px;font-weight:800;color:var(--brand);opacity:.55}
.toc-cta{margin-top:18px;padding-top:16px;border-top:1px dashed var(--line)}
.toc-cta .btn-main{width:100%;height:46px;font-size:14px;padding:0 14px}
.toc-note{margin-top:12px;font-size:12.5px;color:var(--muted);line-height:1.7}

.block{padding:0 0 56px}
.block-head{margin-bottom:22px}
.block-head h2{font-size:clamp(24px,2.6vw,30px);font-weight:800}
.block-head p{margin-top:10px;color:var(--muted);font-size:15px;max-width:62ch}
.block-head .kicker{
  display:inline-block;font-size:12px;font-weight:800;letter-spacing:.12em;
  color:var(--brand);opacity:.6;margin-bottom:8px;text-transform:uppercase;
}

/* 时间轴 */
.timeline{position:relative;padding-left:34px}
.timeline::before{
  content:"";position:absolute;left:11px;top:8px;bottom:8px;width:2px;
  background:linear-gradient(180deg,var(--lime),rgba(15,42,36,.12));
  border-radius:2px;
}
.tl-item{
  position:relative;
  background:var(--card);border:1px solid var(--line);
  border-radius:var(--radius-lg);padding:22px 24px;margin-bottom:18px;
  box-shadow:var(--shadow-1);
  transition:transform var(--ease),box-shadow var(--ease);
}
.tl-item:hover{transform:translateY(-4px);box-shadow:var(--shadow-2)}
.tl-item::before{
  content:"";position:absolute;left:-30px;top:26px;
  width:16px;height:16px;border-radius:50%;
  background:#fff;border:3px solid var(--brand);
}
.tl-item.lime::before{border-color:var(--lime)}
.tl-top{display:flex;align-items:center;gap:12px;flex-wrap:wrap}
.tl-step{
  font-size:12px;font-weight:800;letter-spacing:.1em;
  color:var(--brand);background:var(--lime-soft);
  border-radius:999px;padding:4px 12px;
}
.tl-item h3{font-size:19px;font-weight:700;color:var(--brand)}
.tl-item p{margin-top:10px;color:var(--muted);font-size:15.5px}
.tl-meta{margin-top:12px;display:flex;flex-wrap:wrap;gap:8px}
.tl-meta span{
  font-size:12.5px;color:var(--brand);
  background:#F4F2EC;border:1px solid var(--line);
  border-radius:999px;padding:4px 11px;font-weight:600;
}

/* 资源卡网格 */
.res-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:20px}
.res-card{
  background:var(--card);border:1px solid var(--line);
  border-radius:var(--radius-lg);padding:22px;
  box-shadow:var(--shadow-1);
  transition:transform var(--ease),box-shadow var(--ease),border-color var(--ease);
}
.res-card:hover{transform:translateY(-4px);box-shadow:var(--shadow-2);border-color:#CFD9D2}
.res-icon{
  width:44px;height:44px;border-radius:12px;background:var(--brand);
  display:grid;place-items:center;margin-bottom:14px;
}
.res-icon svg{width:22px;height:22px;stroke:var(--lime)}
.res-card h3{font-size:17.5px;font-weight:700;margin-bottom:8px}
.res-card p{font-size:14.5px;color:var(--muted)}

/* 时段说明 */
.slot-row{display:grid;grid-template-columns:repeat(3,1fr);gap:20px}
.slot-card{
  background:var(--card);border:1px solid var(--line);border-radius:var(--radius-lg);
  padding:24px;position:relative;overflow:hidden;box-shadow:var(--shadow-1);
}
.slot-card::after{
  content:"";position:absolute;right:-30px;top:-30px;width:110px;height:110px;
  border:8px solid rgba(182,240,75,.16);border-radius:50%;
}
.slot-card .slot-time{font-size:13px;font-weight:800;color:#fff;background:var(--brand);display:inline-block;padding:5px 12px;border-radius:999px}
.slot-card h3{margin-top:14px;font-size:18px}
.slot-card ul{margin-top:12px;display:flex;flex-direction:column;gap:8px}
.slot-card li{font-size:14.5px;color:var(--muted);padding-left:18px;position:relative}
.slot-card li::before{content:"";position:absolute;left:0;top:9px;width:8px;height:2px;background:var(--lime);border-radius:2px}

/* 图文区块 */
.scene{display:grid;grid-template-columns:5fr 7fr;gap:32px;align-items:center}
.scene.reverse{grid-template-columns:7fr 5fr}
.scene-media{position:relative}
.scene-media img{width:100%;aspect-ratio:16/10;object-fit:cover;border-radius:var(--radius-lg)}
.scene-media .ruler{
  position:absolute;left:0;right:0;bottom:0;height:10px;border-radius:0 0 var(--radius-lg) var(--radius-lg);
  background:repeating-linear-gradient(90deg,rgba(255,255,255,.75) 0 1px,transparent 1px 14px);
}
.scene-copy h3{font-size:24px;font-weight:800;margin-bottom:12px}
.scene-copy p{color:var(--muted);font-size:15.5px}
.scene-copy .scene-list{margin-top:16px;display:flex;flex-direction:column;gap:10px}
.scene-copy .scene-list li{display:flex;gap:10px;font-size:14.5px;color:var(--ink)}
.scene-copy .scene-list svg{width:18px;height:18px;flex-shrink:0;margin-top:4px;stroke:var(--brand)}
.scene-copy .text-link{margin-top:18px}

/* FAQ */
.accordion-mod .accordion-item{
  border:1px solid var(--line);border-radius:var(--radius) !important;
  background:var(--card);margin-bottom:12px;overflow:hidden;
  box-shadow:var(--shadow-1);
}
.accordion-mod .accordion-button{
  background:var(--card);color:var(--brand);
  font-size:16px;font-weight:700;padding:20px 22px;
  box-shadow:none;border-left:3px solid transparent;
}
.accordion-mod .accordion-button:not(.collapsed){
  background:#FAFAF7;border-left-color:var(--lime);color:var(--brand);
}
.accordion-mod .accordion-button:focus{box-shadow:none;outline:2px solid var(--lime);outline-offset:-2px}
.accordion-mod .accordion-button::after{
  background-image:none;content:"";width:14px;height:14px;position:relative;
  border-right:2px solid var(--brand);border-bottom:2px solid var(--brand);
  transform:rotate(45deg);transition:transform var(--ease);
}
.accordion-mod .accordion-button:not(.collapsed)::after{transform:rotate(-135deg)}
.accordion-mod .accordion-body{padding:4px 22px 22px 22px;color:var(--muted);font-size:15px;line-height:1.85}

/* 深色 CTA */
.cta-panel{
  background:var(--dark);border-radius:var(--radius-lg);
  padding:48px;color:#F4F2EC;position:relative;overflow:hidden;
  border-top:2px solid var(--lime);
}
.cta-panel::before{
  content:"";position:absolute;right:-60px;top:-60px;width:280px;height:280px;
  background:repeating-linear-gradient(135deg,rgba(182,240,75,.14) 0 2px,transparent 2px 16px);
  border-radius:50%;
}
.cta-grid{display:grid;grid-template-columns:7fr 5fr;gap:32px;align-items:center;position:relative;z-index:1}
.cta-panel h2{color:#fff;font-size:clamp(24px,2.8vw,32px);font-weight:800}
.cta-panel p{color:rgba(255,255,255,.72);margin-top:12px;font-size:15.5px}
.cta-actions{display:flex;flex-wrap:wrap;gap:12px;justify-content:flex-end}
.back-home{
  display:inline-flex;align-items:center;gap:8px;margin-top:20px;
  color:rgba(255,255,255,.72);font-size:14px;font-weight:600;
  border-bottom:1px dashed rgba(255,255,255,.35);padding-bottom:2px;
}
.back-home:hover{color:var(--lime);border-color:var(--lime)}

/* ---------- 页脚 ---------- */
.site-footer{
  background:var(--dark);color:rgba(255,255,255,.72);
  border-top:2px solid var(--lime);
  margin-top:72px;padding-top:56px;font-size:14.5px;
}
.footer-grid{display:grid;grid-template-columns:1.4fr 1fr 1fr 1.2fr;gap:32px}
.footer-brand{display:flex;align-items:center;gap:12px;margin-bottom:14px}
.footer-brand .brand-name{color:#fff;font-size:16px;font-weight:800}
.footer-brand .brand-mark{background:#123328;border:1px solid var(--line-dark)}
.footer-desc{color:rgba(255,255,255,.68);line-height:1.8;font-size:14px}
.footer-col h4{color:#fff;font-size:15px;font-weight:700;margin-bottom:16px}
.footer-col ul{display:flex;flex-direction:column;gap:10px}
.footer-col a{color:rgba(255,255,255,.72)}
.footer-col a:hover{color:var(--lime)}
.footer-contact li{color:rgba(255,255,255,.72);font-size:14px}
.qr-box{
  margin-top:16px;width:110px;height:110px;border-radius:14px;
  border:1px dashed rgba(255,255,255,.3);
  display:grid;place-items:center;text-align:center;
  font-size:12px;color:rgba(255,255,255,.6);line-height:1.6;
}
.footer-bottom{
  margin-top:44px;padding:20px 0 26px;border-top:1px solid var(--line-dark);
  display:flex;justify-content:space-between;flex-wrap:wrap;gap:10px;
  font-size:13px;color:rgba(255,255,255,.55);
}

/* ---------- 底部固定转化条 ---------- */
.float-bar{
  position:fixed;right:24px;bottom:24px;z-index:70;
  display:flex;align-items:center;gap:14px;
  background:var(--dark);color:#F4F2EC;
  border-radius:999px;padding:10px 12px 10px 20px;
  box-shadow:0 18px 40px -18px rgba(11,31,26,.75);
  border:1px solid var(--line-dark);
}
.float-bar span{font-size:14px;font-weight:600;color:rgba(255,255,255,.82)}
.float-bar .btn-main{height:44px;padding:0 20px;font-size:14px}

@media (prefers-reduced-motion:reduce){
  *{transition:none !important;animation:none !important}
  html{scroll-behavior:auto}
}

/* ---------- 响应式 ---------- */
@media (max-width:1100px){
  .hero-grid{grid-template-columns:1fr;padding:32px}
  .hero-media img{aspect-ratio:16/9}
  .shell-grid{grid-template-columns:1fr}
  .toc-card{position:static}
  .toc-list{flex-direction:row;flex-wrap:wrap}
  .toc-list a{background:#F7F8F4}
  .res-grid{grid-template-columns:repeat(2,1fr)}
  .slot-row{grid-template-columns:1fr}
  .footer-grid{grid-template-columns:1fr 1fr}
  .cta-grid{grid-template-columns:1fr}
  .cta-actions{justify-content:flex-start}
}
@media (max-width:992px){
  .nav-links{
    position:fixed;left:16px;right:16px;top:84px;z-index:80;
    background:#fff;border:1px solid var(--line);border-radius:16px;
    box-shadow:var(--shadow-2);padding:16px;
    flex-direction:column;align-items:stretch;gap:8px;
    display:none;
  }
  .nav-links.open{display:flex}
  .nav-chip{width:100%;justify-content:flex-start;padding:14px 16px;background:#FAFAF7}
  .nav-cta.d-none-mobile{display:none}
  .nav-toggle{display:block;margin-left:auto}
  .brand-sub{display:none}
}
@media (max-width:768px){
  body{font-size:16px;padding-bottom:110px}
  .container{padding:0 16px}
  .page-hero{padding:20px 0 0}
  .hero-grid{padding:24px;gap:24px}
  .hero-actions .btn-main,.hero-actions .btn-ghost{width:100%}
  .shell{padding:48px 0 0}
  .block{padding-bottom:44px}
  .timeline{padding-left:26px}
  .tl-item::before{left:-23px;width:13px;height:13px}
  .res-grid{grid-template-columns:1fr}
  .scene,.scene.reverse{grid-template-columns:1fr;gap:20px}
  .cta-panel{padding:32px 24px}
  .footer-grid{grid-template-columns:1fr;gap:26px}
  .footer-bottom{flex-direction:column;gap:6px}
  .float-bar{
    left:0;right:0;bottom:0;border-radius:0;
    padding:10px 16px calc(10px + env(safe-area-inset-bottom,0px));
    justify-content:space-between;gap:10px;
  }
  .float-bar span{display:none}
  .float-bar .btn-main{width:100%;height:48px}
}
@media (max-width:520px){
  .brand-name{font-size:15px}
  .page-hero h1{font-size:28px}
  .hero-data{padding:10px 12px}
  .hero-data strong{font-size:22px}
  .block-head h2{font-size:22px}
}