/* roulang page: index */
:root{
  --brand-lime:#C7F24C;
  --brand-green:#2FA36B;
  --dark:#0F1B14;
  --dark-2:#16301F;
  --cta:#FF6A2B;
  --gold:#FFB020;
  --bg:#F4F7F1;
  --card:#FFFFFF;
  --line:#E1E9DA;
  --text:#101A13;
  --muted:#5B6B60;
  --grad:linear-gradient(135deg,#C7F24C 0%,#2FA36B 100%);
  --grad-dark:linear-gradient(160deg,#0F1B14 0%,#16301F 100%);
  --r-lg:24px;
  --r-md:16px;
  --r-sm:8px;
  --pill:999px;
  --sh:0 6px 20px rgba(15,27,20,.06);
  --sh-h:0 14px 34px rgba(15,27,20,.12);
  --ease:.25s cubic-bezier(.2,.7,.3,1);
  --sec:96px;
}
*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth}
body{
  margin:0;padding:0;
  font-family:system-ui,-apple-system,"PingFang SC","Hiragino Sans GB","Microsoft YaHei",sans-serif;
  font-size:16px;line-height:1.85;font-weight:400;
  color:var(--text);background:var(--bg);
  font-variant-numeric:tabular-nums;
  overflow-x:hidden;
}
img{max-width:100%;display:block;border:0}
a{color:inherit;text-decoration:none;transition:color var(--ease),border-color var(--ease),background var(--ease)}
a:hover{color:var(--brand-green)}
h1,h2,h3,h4{margin:0;font-weight:700;line-height:1.35;letter-spacing:.2px}
p{margin:0 0 1em}
p:last-child{margin-bottom:0}
ul{margin:0;padding:0;list-style:none}
button,input,textarea,select{font:inherit;color:inherit}
:focus-visible{outline:2px solid var(--brand-lime);outline-offset:2px;border-radius:6px}
::selection{background:rgba(199,242,76,.55);color:#0F1B14}

.container{width:100%;max-width:1200px;margin:0 auto;padding:0 24px}
@media (min-width:1400px){.container{max-width:1280px}}

/* ============ 头部导航 ============ */
.site-header{
  position:sticky;top:0;z-index:1030;
  background:rgba(255,255,255,.86);
  backdrop-filter:blur(12px);-webkit-backdrop-filter:blur(12px);
  border-bottom:1px solid var(--line);
  transition:box-shadow var(--ease),background var(--ease);
}
.site-header.is-scrolled{box-shadow:0 8px 26px rgba(15,27,20,.10);background:rgba(255,255,255,.94)}
.nav-row{display:flex;align-items:center;gap:20px;min-height:72px}
.brand{display:flex;align-items:center;gap:12px;flex:0 0 auto}
.brand-mark{
  width:40px;height:40px;border-radius:12px;
  background:var(--grad);display:flex;align-items:center;justify-content:center;
  box-shadow:0 6px 16px rgba(47,163,107,.32);transform:rotate(-6deg);
}
.brand-mark svg{width:22px;height:22px;transform:rotate(6deg)}
.brand-text{display:flex;flex-direction:column;line-height:1.15;font-weight:800;font-size:18px;color:var(--dark);letter-spacing:.4px}
.brand-sub{font-size:11px;font-weight:700;color:var(--brand-green);letter-spacing:3px;margin-top:3px}
.nav-search{
  flex:1 1 auto;max-width:52%;min-width:240px;
  display:flex;align-items:center;gap:8px;
  height:48px;padding:0 6px 0 18px;
  background:#fff;border:1px solid var(--line);border-radius:var(--pill);
  transition:border-color var(--ease),box-shadow var(--ease);
}
.nav-search:focus-within{border-color:var(--brand-lime);box-shadow:0 0 0 4px rgba(199,242,76,.35)}
.nav-search i{color:var(--muted);font-size:15px}
.nav-search input{
  flex:1 1 auto;border:0;background:transparent;height:100%;font-size:14px;outline:none;min-width:0;
}
.nav-search input::placeholder{color:#93a397}
.nav-search button{
  height:38px;padding:0 22px;border:0;border-radius:var(--pill);
  background:var(--grad);color:#0F1B14;font-weight:700;font-size:14px;cursor:pointer;
  transition:transform var(--ease),filter var(--ease);
}
.nav-search button:hover{filter:brightness(1.05)}
.nav-search button:active{transform:translateY(1px)}
.nav-actions{display:flex;align-items:center;gap:12px;flex:0 0 auto;margin-left:auto}
.nav-toggle{
  width:44px;height:44px;border-radius:12px;border:1px solid var(--line);background:#fff;
  display:none;align-items:center;justify-content:center;cursor:pointer;font-size:18px;color:var(--dark);
}
.nav-cats{display:flex;align-items:center;gap:10px;padding:0 0 14px;overflow-x:auto;scrollbar-width:none}
.nav-cats::-webkit-scrollbar{display:none}
.cat-pill{
  display:inline-flex;align-items:center;gap:7px;white-space:nowrap;
  height:38px;padding:0 18px;border-radius:var(--pill);
  background:#fff;border:1px solid var(--line);color:var(--muted);
  font-size:14px;font-weight:600;transition:all var(--ease);
}
.cat-pill:hover{color:var(--brand-green);border-color:#bfe3cd;transform:translateY(-1px)}
.cat-pill.active{background:var(--grad);border-color:transparent;color:#0F1B14;box-shadow:0 6px 16px rgba(47,163,107,.28)}
.mobile-panel{display:none;padding:8px 0 18px;border-top:1px dashed var(--line)}
.mobile-panel a{display:block;padding:12px 4px;font-weight:600;border-bottom:1px solid var(--line)}

/* ============ 按钮 ============ */
.btn{display:inline-flex;align-items:center;justify-content:center;gap:9px;
  min-height:48px;padding:14px 28px;border-radius:var(--pill);border:0;
  font-size:15px;font-weight:700;cursor:pointer;line-height:1;
  transition:transform var(--ease),box-shadow var(--ease),background var(--ease),color var(--ease),border-color var(--ease);
}
.btn-brand{background:var(--grad);color:#0F1B14;box-shadow:0 10px 26px rgba(47,163,107,.28)}
.btn-brand:hover{color:#0F1B14;transform:translateY(-3px);box-shadow:0 16px 32px rgba(47,163,107,.34)}
.btn-brand:active{transform:translateY(0)}
.btn-outline-brand{background:transparent;border:1px solid var(--brand-green);color:var(--brand-green);min-height:44px;padding:12px 24px}
.btn-outline-brand:hover{background:rgba(47,163,107,.08);color:var(--brand-green);transform:translateY(-2px)}
.btn-ghost-light{background:rgba(255,255,255,.06);border:1px solid rgba(255,255,255,.45);color:#fff;min-height:48px;padding:14px 28px}
.btn-ghost-light:hover{background:rgba(255,255,255,.14);color:#fff;transform:translateY(-3px)}
.btn-cta{background:var(--cta);color:#fff;box-shadow:0 10px 26px rgba(255,106,43,.30)}
.btn-cta:hover{color:#fff;transform:translateY(-3px);box-shadow:0 16px 34px rgba(255,106,43,.36)}
.btn-sm{padding:11px 20px;min-height:44px;font-size:14px}

/* ============ 通用板块 ============ */
.section{padding:var(--sec) 0}
.section-tight{padding:56px 0}
.section-head{display:flex;align-items:flex-end;justify-content:space-between;gap:24px;margin-bottom:36px;flex-wrap:wrap}
.section-head h2{font-size:30px;line-height:1.35;font-weight:700;position:relative;padding-left:18px}
.section-head h2::before{content:"";position:absolute;left:0;top:6px;bottom:6px;width:6px;border-radius:6px;background:var(--grad)}
.section-head p{color:var(--muted);font-size:15px;margin:10px 0 0;max-width:640px}
.lead{color:var(--muted);font-size:16px}
.eyebrow{display:inline-flex;align-items:center;gap:8px;height:32px;padding:0 16px;border-radius:var(--pill);
  background:rgba(199,242,76,.24);color:#256b45;font-size:13px;font-weight:700;letter-spacing:.6px}
.badge-soft{display:inline-flex;align-items:center;gap:6px;padding:5px 13px;border-radius:var(--pill);
  background:rgba(199,242,76,.26);border:1px solid rgba(47,163,107,.28);color:#256b45;font-size:12px;font-weight:700}
.tag{display:inline-flex;align-items:center;height:26px;padding:0 12px;border-radius:var(--pill);
  border:1px solid rgba(47,163,107,.42);color:#256b45;font-size:12px;font-weight:700;background:rgba(199,242,76,.16)}
.divider-grad{height:1px;border:0;background:var(--grad);opacity:.45;margin:0}

/* ============ Hero ============ */
.hero{padding:44px 0 0}
.hero-grid{display:grid;grid-template-columns:6fr 5fr;gap:32px;align-items:stretch}
.hero-card{
  position:relative;overflow:hidden;border-radius:var(--r-lg);
  background:var(--grad-dark);color:#fff;padding:48px 44px;
  display:flex;flex-direction:column;justify-content:center;
}
.hero-card::after{
  content:"";position:absolute;inset:0;pointer-events:none;
  background-image:repeating-linear-gradient(115deg,rgba(255,255,255,.055) 0 2px,transparent 2px 24px);
  opacity:.9;
}
.hero-card>*{position:relative;z-index:2}
.hero-badge{display:inline-flex;align-items:center;gap:8px;align-self:flex-start;
  height:32px;padding:0 16px;border-radius:var(--pill);
  background:rgba(199,242,76,.16);border:1px solid rgba(199,242,76,.5);color:#DDF7A6;
  font-size:13px;font-weight:700;letter-spacing:.4px}
.hero-card h1{font-size:40px;line-height:1.28;font-weight:800;margin:20px 0 16px;color:#fff}
.hero-card h1 em{font-style:normal;background:linear-gradient(135deg,#C7F24C,#8FE0A8);-webkit-background-clip:text;background-clip:text;color:transparent}
.hero-sub{color:rgba(255,255,255,.78);font-size:16px;max-width:520px;margin-bottom:28px}
.hero-btns{display:flex;flex-wrap:wrap;gap:14px;margin-bottom:30px}
.hero-points{display:flex;flex-wrap:wrap;gap:10px 26px;padding-top:22px;border-top:1px solid rgba(255,255,255,.14)}
.hero-points li{display:flex;align-items:center;gap:9px;font-size:13px;color:rgba(255,255,255,.82)}
.hero-points i{color:var(--brand-lime)}
.hero-media{position:relative;border-radius:var(--r-lg);overflow:hidden;min-height:360px;box-shadow:var(--sh)}
.hero-media img{width:100%;height:100%;object-fit:cover;aspect-ratio:16/9;border-radius:var(--r-lg)}
.hero-media::after{content:"";position:absolute;inset:0;background:linear-gradient(180deg,rgba(15,27,20,0) 40%,rgba(15,27,20,.55) 100%)}
.float-badges{position:absolute;left:20px;right:20px;bottom:20px;display:flex;gap:12px;flex-wrap:wrap;z-index:3}
.data-badge{
  display:flex;align-items:center;gap:10px;background:#fff;border:1px solid var(--line);
  border-radius:var(--pill);padding:9px 18px;box-shadow:var(--sh);transition:transform var(--ease),box-shadow var(--ease);
}
.data-badge:hover{transform:translateY(-3px);box-shadow:var(--sh-h)}
.data-badge b{font-size:22px;font-weight:800;background:var(--grad);-webkit-background-clip:text;background-clip:text;color:transparent}
.data-badge span{font-size:12px;color:var(--muted);line-height:1.4}

/* ============ 信任条 ============ */
.trust-bar{background:#fff;border:1px solid var(--line);border-radius:var(--r-lg);padding:22px 26px;box-shadow:var(--sh)}
.trust-list{display:grid;grid-template-columns:repeat(4,1fr);gap:18px}
.trust-list li{display:flex;align-items:center;gap:12px;font-size:14px;font-weight:600;color:var(--text)}
.trust-icon{width:40px;height:40px;flex:0 0 40px;border-radius:12px;background:rgba(199,242,76,.28);
  display:flex;align-items:center;justify-content:center;color:#256b45;font-size:16px}

/* ============ 卖点错位 ============ */
.feature-grid{display:grid;grid-template-columns:7fr 5fr;gap:24px}
.feature-main{
  position:relative;background:#fff;border:1px solid var(--line);border-radius:var(--r-lg);
  padding:0 0 32px;box-shadow:var(--sh);overflow:hidden;display:flex;flex-direction:column;
  transition:transform var(--ease),box-shadow var(--ease);
}
.feature-main:hover{transform:translateY(-4px);box-shadow:var(--sh-h)}
.feature-main img{width:100%;aspect-ratio:16/9;object-fit:cover}
.feature-body{padding:28px 32px 0}
.feature-num{font-size:56px;font-weight:800;line-height:1;color:rgba(15,27,20,.10);letter-spacing:-2px}
.feature-main h3{font-size:20px;margin:8px 0 12px}
.feature-main p{color:var(--muted);font-size:15px}
.feature-side{display:grid;grid-template-rows:1fr 1fr;gap:24px}
.feature-small{
  position:relative;background:#fff;border:1px solid var(--line);border-radius:var(--r-lg);
  padding:26px 28px;box-shadow:var(--sh);transition:transform var(--ease),box-shadow var(--ease);
}
.feature-small:hover{transform:translateY(-4px);box-shadow:var(--sh-h)}
.feature-small h3{font-size:18px;margin:6px 0 10px}
.feature-small p{color:var(--muted);font-size:14px}
.feature-small .feature-num{font-size:44px}

/* ============ 场景演示 ============ */
.scene-wrap{background:#fff;border:1px solid var(--line);border-radius:var(--r-lg);padding:28px;box-shadow:var(--sh)}
.scene-tabs{display:flex;gap:10px;flex-wrap:wrap;margin-bottom:26px}
.scene-tabs .nav-link{
  border-radius:var(--pill);padding:10px 22px;font-size:14px;font-weight:700;color:var(--muted);
  background:#fff;border:1px solid var(--line);min-height:44px;
}
.scene-tabs .nav-link:hover{border-color:#bfe3cd;color:var(--brand-green)}
.scene-tabs .nav-link.active{background:var(--grad);color:#0F1B14;border-color:transparent;box-shadow:0 8px 18px rgba(47,163,107,.24)}
.scene-inner{display:grid;grid-template-columns:4fr 5fr;gap:32px;align-items:center}
.scene-media{position:relative;border-radius:var(--r-lg);overflow:hidden}
.scene-media img{width:100%;aspect-ratio:4/3;object-fit:cover;border-radius:var(--r-lg)}
.scene-chip{position:absolute;left:16px;top:16px;background:rgba(255,255,255,.92);color:#256b45;
  border-radius:var(--pill);padding:6px 16px;font-size:12px;font-weight:700}
.scene-list li{display:flex;gap:12px;padding:14px 0;border-bottom:1px dashed var(--line);font-size:15px;color:var(--muted)}
.scene-list li:last-child{border-bottom:0}
.scene-list i{color:var(--brand-green);margin-top:6px}
.scene-list strong{color:var(--text);font-weight:700}

/* ============ 社会认同 ============ */
.logo-strip{display:flex;gap:14px;overflow-x:auto;padding-bottom:6px;scrollbar-width:none}
.logo-strip::-webkit-scrollbar{display:none}
.logo-chip{
  flex:0 0 auto;display:flex;align-items:center;gap:10px;height:56px;padding:0 22px;
  border-radius:var(--r-md);background:#fff;border:1px solid var(--line);
  font-size:14px;font-weight:700;color:#68796e;filter:grayscale(1);opacity:.62;
  transition:all var(--ease);
}
.logo-chip:hover{filter:grayscale(0);opacity:1;color:var(--dark);transform:translateY(-2px)}
.quote-strip{display:grid;grid-template-columns:repeat(3,1fr);gap:24px}
.quote-card{background:#fff;border:1px solid var(--line);border-radius:var(--r-lg);padding:28px;box-shadow:var(--sh);
  transition:transform var(--ease),box-shadow var(--ease)}
.quote-card:hover{transform:translateY(-4px);box-shadow:var(--sh-h)}
.quote-mark{font-size:34px;line-height:1;color:rgba(47,163,107,.28);font-weight:800}
.quote-card p{font-size:15px;color:var(--muted);margin:10px 0 18px}
.quote-user{display:flex;align-items:center;gap:12px;padding-top:16px;border-top:1px solid var(--line)}
.quote-avatar{width:42px;height:42px;border-radius:50%;background:var(--grad);display:flex;align-items:center;
  justify-content:center;font-weight:800;color:#0F1B14;font-size:15px}
.quote-user b{display:block;font-size:14px}
.quote-user span{font-size:12px;color:var(--muted)}

/* ============ 资讯列表 ============ */
.post-card{
  display:flex;flex-direction:column;height:100%;background:#fff;border:1px solid var(--line);
  border-radius:var(--r-md);overflow:hidden;box-shadow:var(--sh);
  transition:transform var(--ease),box-shadow var(--ease);
}
.post-card:hover{transform:translateY(-4px);box-shadow:var(--sh-h)}
.post-thumb{overflow:hidden}
.post-thumb img{width:100%;aspect-ratio:16/9;object-fit:cover;transition:transform .4s cubic-bezier(.2,.7,.3,1)}
.post-card:hover .post-thumb img{transform:scale(1.05)}
.post-body{padding:22px 22px 20px;display:flex;flex-direction:column;flex:1 1 auto}
.post-body h3{font-size:17px;margin:12px 0 10px;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}
.post-card:hover .post-body h3{color:var(--brand-green)}
.post-body p{color:var(--muted);font-size:14px;line-height:1.7;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;margin-bottom:16px}
.post-meta{display:flex;align-items:center;justify-content:space-between;gap:10px;margin-top:auto;
  padding-top:14px;border-top:1px solid var(--line);font-size:13px;color:var(--muted)}
.post-meta .more{color:var(--brand-green);font-weight:700}
.empty-state{background:#fff;border:1px dashed #cfe0d6;border-radius:var(--r-lg);padding:56px 24px;text-align:center;color:var(--muted)}
.empty-state i{font-size:30px;color:var(--brand-green);margin-bottom:12px;display:block}

/* ============ FAQ ============ */
.faq-card{background:#fff;border:1px solid var(--line);border-radius:var(--r-lg);padding:10px 28px;box-shadow:var(--sh)}
.faq-card .accordion-item{border:0;border-bottom:1px solid var(--line);background:transparent}
.faq-card .accordion-item:last-child{border-bottom:0}
.faq-card .accordion-button{
  background:transparent;box-shadow:none;font-size:16px;font-weight:700;color:var(--text);
  padding:22px 4px 22px 46px;position:relative;gap:14px;
}
.faq-card .accordion-button::before{
  content:"?";position:absolute;left:0;top:50%;transform:translateY(-50%);
  width:30px;height:30px;border-radius:50%;background:rgba(199,242,76,.32);color:#256b45;
  display:flex;align-items:center;justify-content:center;font-size:14px;font-weight:800;
}
.faq-card .accordion-button:not(.collapsed){color:var(--brand-green)}
.faq-card .accordion-button:not(.collapsed)::before{background:var(--grad);color:#0F1B14}
.faq-card .accordion-button::after{background-size:14px;transition:transform var(--ease)}
.faq-card .accordion-button:not(.collapsed)::after{filter:hue-rotate(90deg)}
.faq-card .accordion-button:focus{box-shadow:none;outline:none}
.faq-card .accordion-body{padding:0 60px 24px 46px;color:var(--muted);font-size:15px;position:relative}
.faq-card .accordion-item:has(.accordion-button:not(.collapsed)){position:relative}
.faq-card .accordion-item:has(.accordion-button:not(.collapsed))::before{
  content:"";position:absolute;left:0;top:16px;bottom:16px;width:3px;border-radius:3px;background:var(--grad);
}

/* ============ CTA 大卡 ============ */
.cta-card{
  position:relative;overflow:hidden;border-radius:var(--r-lg);background:var(--grad-dark);
  color:#fff;padding:48px 44px;display:flex;align-items:center;justify-content:space-between;gap:32px;flex-wrap:wrap;
}
.cta-card::after{content:"";position:absolute;inset:0;pointer-events:none;
  background-image:repeating-linear-gradient(115deg,rgba(255,255,255,.05) 0 2px,transparent 2px 26px)}
.cta-card>*{position:relative;z-index:2}
.cta-card h2{font-size:28px;font-weight:800;margin-bottom:10px}
.cta-card p{color:rgba(255,255,255,.76);font-size:15px;max-width:620px;margin:0}

/* ============ 页脚 ============ */
.site-footer{background:var(--grad-dark);color:rgba(255,255,255,.78);margin-top:var(--sec);position:relative}
.site-footer::before{content:"";position:absolute;top:0;left:0;right:0;height:3px;background:var(--grad)}
.footer-top{padding:64px 0 48px;display:grid;grid-template-columns:1.6fr 1fr 1fr 1.2fr;gap:36px}
.footer-brand .brand-text{color:#fff}
.footer-brand p{font-size:14px;color:rgba(255,255,255,.66);margin:18px 0 0;max-width:320px}
.footer-col h4{font-size:15px;color:#fff;margin-bottom:18px;font-weight:700;letter-spacing:.4px}
.footer-col li{margin-bottom:12px}
.footer-col a{font-size:14px;color:rgba(255,255,255,.7)}
.footer-col a:hover{color:var(--brand-lime)}
.footer-bottom{border-top:1px solid rgba(255,255,255,.12);padding:22px 0 72px;display:flex;
  justify-content:space-between;gap:16px;flex-wrap:wrap;font-size:13px;color:rgba(255,255,255,.55)}

/* ============ 底部转化条 ============ */
.float-bar{
  position:fixed;right:24px;bottom:24px;z-index:1040;display:flex;align-items:center;gap:14px;
  background:#fff;border:1px solid var(--line);border-radius:var(--pill);
  padding:10px 12px 10px 24px;box-shadow:0 16px 40px rgba(15,27,20,.16);
  opacity:0;visibility:hidden;transform:translateY(14px);
  transition:opacity var(--ease),transform var(--ease),visibility var(--ease);
}
.float-bar.show{opacity:1;visibility:visible;transform:translateY(0)}
.float-bar span{font-size:14px;font-weight:600;color:var(--dark)}
.float-bar .btn{min-height:44px;padding:11px 22px;font-size:14px}
.float-close{width:36px;height:36px;border-radius:50%;border:1px solid var(--line);background:#fff;
  cursor:pointer;color:var(--muted);display:flex;align-items:center;justify-content:center;transition:all var(--ease)}
.float-close:hover{color:var(--cta);border-color:rgba(255,106,43,.4)}

/* ============ 响应式 ============ */
@media (max-width:1199.98px){
  .nav-search{max-width:44%}
  .hero-card h1{font-size:34px}
}
@media (max-width:991.98px){
  :root{--sec:72px}
  .nav-search{display:none}
  .nav-toggle{display:flex}
  .nav-row{min-height:64px;flex-wrap:wrap}
  .nav-actions .btn-outline-brand{display:none}
  .mobile-panel{display:block}
  .mobile-panel.collapse:not(.show){display:none}
  .hero-grid{grid-template-columns:1fr}
  .hero-media{min-height:280px}
  .scene-inner{grid-template-columns:1fr}
  .trust-list{grid-template-columns:repeat(2,1fr)}
  .quote-strip{grid-template-columns:1fr;gap:18px}
  .feature-grid{grid-template-columns:1fr}
  .feature-side{grid-template-rows:none;grid-template-columns:1fr 1fr}
  .footer-top{grid-template-columns:1fr 1fr;gap:28px}
  .post-body h3{font-size:16px}
}
@media (max-width:767.98px){
  :root{--sec:56px}
  .container{padding:0 16px}
  body{padding-bottom:64px}
  .hero{padding:24px 0 0}
  .hero-card{padding:32px 22px;border-radius:var(--r-md)}
  .hero-card h1{font-size:28px;line-height:1.36}
  .hero-sub{font-size:15px}
  .section-head h2{font-size:22px}
  .feature-side{grid-template-columns:1fr}
  .trust-list{grid-template-columns:1fr;gap:14px}
  .cta-card{padding:32px 22px;border-radius:var(--r-md)}
  .cta-card h2{font-size:22px}
  .scene-wrap,.faq-card{padding:18px;border-radius:var(--r-md)}
  .faq-card .accordion-body{padding:0 20px 22px 46px}
  .float-badges{position:static;margin-top:0;padding:16px 0 0}
  .data-badge{padding:8px 14px}
  .data-badge b{font-size:19px}
  .float-bar{
    right:0;left:0;bottom:0;border-radius:0;border-left:0;border-right:0;border-bottom:0;
    padding:10px 14px;justify-content:space-between;
  }
  .float-bar span{font-size:13px}
  .footer-top{grid-template-columns:1fr;gap:24px}
  .footer-bottom{padding-bottom:72px}
}
@media (max-width:575.98px){
  .brand-text{font-size:16px}
  .hero-btns .btn{width:100%}
  .scene-tabs .nav-link{padding:9px 16px;font-size:13px}
}

/* roulang page: article */
:root{
  --lime:#C7F24C;
  --green:#2FA36B;
  --ink:#0F1B14;
  --ink-2:#16301F;
  --cta:#FF6A2B;
  --gold:#FFB020;
  --bg:#F4F7F1;
  --card:#FFFFFF;
  --line:#E1E9DA;
  --text:#101A13;
  --muted:#5B6B60;
  --grad:linear-gradient(135deg,#C7F24C 0%,#2FA36B 100%);
  --grad-dark:linear-gradient(160deg,#0F1B14 0%,#16301F 100%);
  --r-lg:24px;
  --r-md:16px;
  --r-sm:8px;
  --sh-1:0 6px 20px rgba(15,27,20,.06);
  --sh-2:0 14px 34px rgba(15,27,20,.12);
  --ease:cubic-bezier(.2,.7,.3,1);
}
*{box-sizing:border-box;}
html{-webkit-text-size-adjust:100%;}
body{
  margin:0;
  font-family:system-ui,-apple-system,"PingFang SC","Hiragino Sans GB","Microsoft YaHei",sans-serif;
  color:var(--text);
  background:var(--bg);
  font-size:16px;
  line-height:1.85;
  font-variant-numeric:tabular-nums;
}
img{max-width:100%;height:auto;display:block;}
a{color:var(--text);text-decoration:none;transition:color .25s var(--ease),box-shadow .25s var(--ease);}
a:hover{color:var(--green);}
ul,ol{padding-left:1.15rem;margin:0;}
h1,h2,h3,h4{margin:0;color:var(--text);letter-spacing:.2px;}
p{margin:0 0 1.1em;color:var(--muted);}
p:last-child{margin-bottom:0;}
:focus-visible{outline:2px solid var(--lime);outline-offset:2px;border-radius:6px;}
.container{
  width:100%;
  max-width:1200px;
  margin:0 auto;
  padding-left:24px;
  padding-right:24px;
}
@media (min-width:1400px){.container{max-width:1280px;}}

/* ---------- 按钮 ---------- */
.btn-brand,
.btn-ghost,
.btn-soft{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  min-height:48px;padding:13px 28px;border-radius:999px;
  font-size:15px;font-weight:700;line-height:1;cursor:pointer;
  border:1px solid transparent;transition:transform .25s var(--ease),box-shadow .25s var(--ease),background .25s var(--ease),color .25s var(--ease);
}
.btn-brand{background:var(--grad);color:#0C1A10;box-shadow:0 8px 22px rgba(47,163,107,.28);}
.btn-brand:hover{color:#0C1A10;transform:translateY(-2px);box-shadow:0 14px 30px rgba(47,163,107,.34);}
.btn-brand:active{transform:translateY(1px);}
.btn-ghost{background:transparent;border-color:rgba(47,163,107,.45);color:#1C5C3C;}
.btn-ghost:hover{background:rgba(199,242,76,.18);color:#14512F;transform:translateY(-2px);}
.btn-ghost:active{transform:translateY(1px);}
.btn-soft{background:#fff;border-color:var(--line);color:var(--text);box-shadow:var(--sh-1);}
.btn-soft:hover{color:var(--green);transform:translateY(-2px);box-shadow:var(--sh-2);}
.btn-sm{padding:10px 20px;min-height:42px;font-size:14px;}

/* ---------- 标签 / 徽章 ---------- */
.tag{
  display:inline-flex;align-items:center;gap:6px;
  padding:5px 12px;border-radius:999px;font-size:12px;font-weight:700;
  border:1px solid rgba(47,163,107,.35);color:#226B45;background:rgba(199,242,76,.16);
}
.tag-solid{background:var(--grad);border-color:transparent;color:#0C1A10;}
.chip{
  display:inline-flex;align-items:center;padding:6px 14px;border-radius:var(--r-sm);
  background:#fff;border:1px solid var(--line);font-size:13px;color:var(--muted);
  transition:all .25s var(--ease);
}
.chip:hover{color:var(--green);border-color:rgba(47,163,107,.45);transform:translateY(-1px);}

/* ---------- 顶部导航 ---------- */
.site-header{
  position:sticky;top:0;z-index:1030;
  background:rgba(255,255,255,.92);
  border-bottom:1px solid var(--line);
  transition:box-shadow .25s var(--ease),background .25s var(--ease);
}
.site-header.scrolled{
  background:rgba(255,255,255,.78);
  backdrop-filter:blur(12px);
  -webkit-backdrop-filter:blur(12px);
  box-shadow:0 8px 24px rgba(15,27,20,.08);
}
.nav-main{
  display:flex;align-items:center;gap:20px;
  min-height:72px;padding:10px 0;
}
.brand{display:inline-flex;align-items:center;gap:10px;flex:0 0 auto;}
.brand-mark{
  width:40px;height:40px;border-radius:12px;
  background:var(--grad);
  display:inline-flex;align-items:center;justify-content:center;
  box-shadow:0 6px 16px rgba(47,163,107,.28);
  position:relative;overflow:hidden;
}
.brand-mark::after{
  content:"";position:absolute;inset:0;
  background:repeating-linear-gradient(115deg,rgba(255,255,255,.5) 0 2px,transparent 2px 7px);
  opacity:.35;
}
.brand-text{font-size:19px;font-weight:800;color:var(--ink);letter-spacing:.4px;}
.brand-sub{
  display:inline-block;margin-left:5px;padding:1px 7px;border-radius:999px;
  font-size:11px;font-weight:700;color:#14512F;background:rgba(199,242,76,.4);
  vertical-align:2px;
}
.nav-search{
  flex:1 1 auto;display:flex;align-items:center;gap:8px;
  max-width:620px;height:48px;padding:0 6px 0 18px;
  background:#fff;border:1px solid var(--line);border-radius:999px;
  transition:border-color .25s var(--ease),box-shadow .25s var(--ease);
}
.nav-search:focus-within{border-color:var(--lime);box-shadow:0 0 0 4px rgba(199,242,76,.28);}
.nav-search svg{flex:0 0 auto;opacity:.55;}
.nav-search input{
  flex:1 1 auto;border:0;outline:0;background:transparent;
  font-size:15px;color:var(--text);height:100%;
}
.nav-search input::placeholder{color:#93A398;}
.search-btn{
  border:0;cursor:pointer;height:38px;padding:0 20px;border-radius:999px;
  background:var(--grad);color:#0C1A10;font-size:14px;font-weight:700;
  transition:transform .25s var(--ease),box-shadow .25s var(--ease);
}
.search-btn:hover{transform:translateY(-1px);box-shadow:0 8px 18px rgba(47,163,107,.3);}
.search-btn:active{transform:translateY(1px);}
.nav-actions{display:flex;align-items:center;gap:10px;flex:0 0 auto;}
.nav-toggle{
  width:44px;height:44px;border-radius:14px;border:1px solid var(--line);background:#fff;
  display:none;align-items:center;justify-content:center;cursor:pointer;
}
.nav-toggle span{display:block;width:18px;height:2px;background:var(--ink);position:relative;}
.nav-toggle span::before,.nav-toggle span::after{
  content:"";position:absolute;left:0;width:18px;height:2px;background:var(--ink);
}
.nav-toggle span::before{top:-6px;}
.nav-toggle span::after{top:6px;}
.nav-cats{
  display:flex;align-items:center;gap:10px;
  padding:0 0 14px;overflow-x:auto;scrollbar-width:none;
}
.nav-cats::-webkit-scrollbar{display:none;}
.cat-pill{
  flex:0 0 auto;display:inline-flex;align-items:center;
  padding:9px 18px;border-radius:999px;border:1px solid var(--line);
  background:#fff;font-size:14px;font-weight:600;color:#3D5045;
  transition:all .25s var(--ease);
}
.cat-pill:hover{color:#14512F;border-color:rgba(47,163,107,.5);transform:translateY(-1px);}
.cat-pill.active{background:var(--grad);border-color:transparent;color:#0C1A10;font-weight:700;}
@media (max-width:991px){
  .nav-toggle{display:inline-flex;}
  .nav-cats{
    display:none;flex-direction:column;align-items:stretch;
    padding:0 0 16px;gap:8px;
  }
  .nav-cats.open{display:flex;}
  .cat-pill{justify-content:center;}
}
@media (max-width:767px){
  .container{padding-left:16px;padding-right:16px;}
  .nav-main{flex-wrap:wrap;row-gap:12px;padding:12px 0;}
  .nav-search{order:3;flex:1 1 100%;max-width:none;}
  .nav-actions{margin-left:auto;}
  .brand-text{font-size:17px;}
}

/* ---------- 文章页首屏 ---------- */
.article-hero{
  position:relative;overflow:hidden;
  background-image:linear-gradient(160deg,rgba(15,27,20,.92) 0%,rgba(22,48,31,.86) 100%),url('/assets/images/backpic/back-1.webp');
  background-size:cover;background-position:center;
  padding:56px 0 64px;color:#EAF3EA;
}
.article-hero::after{
  content:"";position:absolute;inset:0;pointer-events:none;
  background:repeating-linear-gradient(115deg,rgba(255,255,255,.6) 0 1px,transparent 1px 44px);
  opacity:.07;
}
.article-hero .container{position:relative;z-index:2;}
.article-hero .tag{background:rgba(199,242,76,.22);border-color:rgba(199,242,76,.5);color:#E6FFB0;}
.article-title{
  font-size:40px;line-height:48px;font-weight:800;color:#fff;
  margin:18px 0 20px;max-width:900px;
}
.article-meta{
  display:flex;flex-wrap:wrap;gap:10px 22px;list-style:none;padding:0;margin:0 0 22px;
  font-size:13.5px;color:#C2D6C6;
}
.article-meta li{display:inline-flex;align-items:center;gap:7px;}
.article-meta li::before{
  content:"";width:6px;height:6px;border-radius:50%;background:var(--lime);display:inline-block;
}
.article-summary{
  max-width:860px;padding:20px 24px;border-radius:var(--r-md);
  background:rgba(199,242,76,.12);border-left:4px solid var(--lime);
  color:#DDEBDD;font-size:15.5px;line-height:1.85;
}
@media (max-width:767px){
  .article-hero{padding:36px 0 44px;}
  .article-title{font-size:28px;line-height:36px;}
}

/* ---------- 面包屑 ---------- */
.breadcrumb-wrap{background:#fff;border-bottom:1px solid var(--line);}
.breadcrumb-nav{
  display:flex;align-items:center;flex-wrap:wrap;gap:8px;
  padding:14px 0;font-size:14px;color:var(--muted);
}
.breadcrumb-nav a{color:var(--muted);}
.breadcrumb-nav a:hover{color:var(--green);text-decoration:underline;text-underline-offset:4px;text-decoration-thickness:2px;}
.breadcrumb-nav .sep{opacity:.55;}
.breadcrumb-nav .current{color:var(--text);font-weight:600;max-width:520px;overflow:hidden;text-overflow:ellipsis;white-space:nowrap;}

/* ---------- 布局 ---------- */
.page-body{padding:56px 0 96px;}
.layout{display:grid;grid-template-columns:minmax(0,1fr) 300px;gap:48px;align-items:start;}
@media (max-width:991px){.layout{grid-template-columns:1fr;gap:40px;}}

.article-card{
  background:var(--card);border:1px solid var(--line);border-radius:var(--r-lg);
  padding:36px;box-shadow:var(--sh-1);
}
@media (max-width:767px){.article-card{padding:22px;}}

/* 正文排版 */
.article-body{max-width:760px;font-size:17px;line-height:1.95;color:#1B2A20;}
.article-body p{color:#3A4B40;margin:0 0 1.2em;font-size:17px;line-height:1.95;}
.article-body h2{
  position:relative;font-size:24px;line-height:34px;font-weight:700;
  margin:44px 0 16px;padding-left:16px;
}
.article-body h2::before{
  content:"";position:absolute;left:0;top:6px;bottom:6px;width:4px;border-radius:3px;background:var(--grad);
}
.article-body h3{font-size:19px;line-height:28px;font-weight:600;margin:30px 0 12px;}
.article-body ul,.article-body ol{margin:0 0 1.2em;padding-left:1.3rem;color:#3A4B40;}
.article-body li{margin-bottom:.5em;}
.article-body ul li::marker{color:var(--green);}
.article-body ol li::marker{color:var(--green);font-weight:700;}
.article-body blockquote{
  margin:24px 0;padding:18px 22px;border-radius:var(--r-md);
  background:rgba(199,242,76,.14);border-left:4px solid var(--green);color:#2C4634;
}
.article-body blockquote p{color:#2C4634;margin:0;}
.article-body img{border-radius:var(--r-md);margin:22px 0;width:100%;}
.article-body figure{margin:24px 0;}
.article-body figcaption{font-size:13px;color:var(--muted);text-align:center;margin-top:8px;}
.article-body a{color:#1F7A4C;text-decoration:underline;text-underline-offset:4px;}
.article-body a:hover{color:var(--green);}
.article-body table{
  width:100%;border-collapse:separate;border-spacing:0;margin:26px 0;
  border:1px solid var(--line);border-radius:var(--r-md);overflow:hidden;font-size:15px;
}
.article-body thead th{background:var(--ink-2);color:#EAF3EA;font-weight:700;text-align:left;}
.article-body th,.article-body td{padding:12px 16px;border-bottom:1px solid var(--line);}
.article-body tbody tr:nth-child(odd){background:rgba(199,242,76,.07);}
.article-body tbody tr:last-child td{border-bottom:0;}
.article-body code{background:#EEF4E9;padding:2px 6px;border-radius:6px;font-size:14px;}

@media (max-width:767px){
  .article-body,.article-body p{font-size:16px;line-height:1.9;}
  .article-body h2{font-size:21px;line-height:30px;margin-top:34px;}
}

/* 侧栏 */
.sidebar{position:sticky;top:104px;display:flex;flex-direction:column;gap:22px;}
@media (max-width:991px){.sidebar{position:static;}}
.side-card{
  background:var(--card);border:1px solid var(--line);border-radius:var(--r-md);
  padding:22px;box-shadow:var(--sh-1);
}
.side-card h3{font-size:16px;font-weight:700;margin-bottom:14px;padding-bottom:12px;border-bottom:1px solid var(--line);}
.side-list{list-style:none;padding:0;margin:0;}
.side-list li{margin-bottom:10px;}
.side-list li:last-child{margin-bottom:0;}
.side-list a{
  display:flex;align-items:center;justify-content:space-between;gap:10px;
  padding:10px 12px;border-radius:12px;font-size:14px;color:#3A4B40;
  background:#F7FAF4;transition:all .25s var(--ease);
}
.side-list a:hover{background:rgba(199,242,76,.22);color:#14512F;transform:translateX(2px);}
.side-list .arrow{color:var(--green);font-weight:700;}
.side-note{font-size:13.5px;color:var(--muted);line-height:1.8;margin:0 0 14px;}
.side-card .btn-brand,.side-card .btn-ghost{width:100%;}

/* 标签与文末 */
.tag-row{display:flex;flex-wrap:wrap;gap:10px;margin-top:36px;padding-top:26px;border-top:1px dashed var(--line);}
.empty-state{
  text-align:center;padding:60px 24px;border:1px dashed var(--line);border-radius:var(--r-md);background:#FAFCF8;
}
.empty-state h2{font-size:22px;font-weight:700;margin-bottom:10px;}
.empty-state p{max-width:520px;margin:0 auto 20px;}

/* 相关推荐 */
.section{padding:0 0 72px;}
.section-head{display:flex;align-items:flex-end;justify-content:space-between;gap:20px;margin-bottom:26px;flex-wrap:wrap;}
.section-head h2{font-size:26px;line-height:34px;font-weight:700;}
.section-head .sub{font-size:14px;color:var(--muted);margin:6px 0 0;}
.cards-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:24px;}
@media (max-width:991px){.cards-grid{grid-template-columns:repeat(2,minmax(0,1fr));}}
@media (max-width:575px){.cards-grid{grid-template-columns:1fr;}}
.post-card{
  display:flex;flex-direction:column;background:var(--card);border:1px solid var(--line);
  border-radius:var(--r-md);overflow:hidden;box-shadow:var(--sh-1);
  transition:transform .25s var(--ease),box-shadow .25s var(--ease);
}
.post-card:hover{transform:translateY(-4px);box-shadow:var(--sh-2);}
.post-thumb{position:relative;aspect-ratio:16/9;overflow:hidden;background:#E7EEE3;}
.post-thumb img{width:100%;height:100%;object-fit:cover;transition:transform .4s var(--ease);}
.post-card:hover .post-thumb img{transform:scale(1.04);}
.post-body{padding:20px;display:flex;flex-direction:column;gap:10px;flex:1 1 auto;}
.post-body h3{font-size:17px;line-height:26px;font-weight:700;}
.post-card:hover .post-body h3{color:var(--green);}
.post-body p{font-size:14px;line-height:1.7;color:var(--muted);margin:0;}
.post-foot{
  margin-top:auto;display:flex;align-items:center;justify-content:space-between;
  font-size:13px;color:var(--muted);padding-top:12px;border-top:1px solid var(--line);
}
.post-foot .more{color:var(--green);font-weight:700;}

/* CTA 大卡 */
.cta-card{
  position:relative;overflow:hidden;border-radius:var(--r-lg);
  background:var(--grad-dark);color:#EAF3EA;
  padding:44px;display:flex;align-items:center;justify-content:space-between;gap:28px;
  box-shadow:var(--sh-2);
}
.cta-card::after{
  content:"";position:absolute;inset:0;
  background:repeating-linear-gradient(115deg,rgba(199,242,76,.85) 0 1px,transparent 1px 38px);
  opacity:.1;pointer-events:none;
}
.cta-card .cta-text{position:relative;z-index:2;max-width:640px;}
.cta-card h2{color:#fff;font-size:26px;line-height:34px;font-weight:700;margin-bottom:10px;}
.cta-card p{color:#C7D8CA;margin:0;font-size:15px;}
.cta-card .cta-actions{position:relative;z-index:2;flex:0 0 auto;}
@media (max-width:767px){
  .cta-card{flex-direction:column;align-items:flex-start;padding:28px 22px;}
  .cta-card h2{font-size:21px;line-height:30px;}
}

/* FAQ */
.faq-wrap{background:var(--card);border:1px solid var(--line);border-radius:var(--r-lg);padding:12px 28px;box-shadow:var(--sh-1);}
.faq-item{border-bottom:1px solid var(--line);padding:20px 0;}
.faq-item:last-child{border-bottom:0;}
.faq-item summary{
  list-style:none;cursor:pointer;display:flex;align-items:center;gap:12px;
  font-size:16px;font-weight:700;color:var(--text);
}
.faq-item summary::-webkit-details-marker{display:none;}
.faq-item summary .q{
  flex:0 0 auto;width:28px;height:28px;border-radius:50%;
  display:inline-flex;align-items:center;justify-content:center;
  background:rgba(199,242,76,.35);color:#14512F;font-size:14px;font-weight:800;
}
.faq-item[open] summary .q{background:var(--grad);color:#0C1A10;}
.faq-item summary .arrow{margin-left:auto;color:var(--muted);transition:transform .25s var(--ease);}
.faq-item[open] summary .arrow{transform:rotate(180deg);color:var(--green);}
.faq-item p{margin:12px 0 0 40px;font-size:15px;line-height:1.8;color:var(--muted);}
@media (max-width:575px){.faq-wrap{padding:8px 18px;}.faq-item p{margin-left:0;}}

/* 页脚 */
.site-footer{
  position:relative;background:var(--grad-dark);color:#C7D8CA;margin-top:0;
  padding:64px 0 72px;
}
.site-footer::before{
  content:"";position:absolute;top:0;left:0;right:0;height:3px;background:var(--grad);
}
.footer-top{display:grid;grid-template-columns:1.5fr 1fr 1fr 1fr;gap:36px;}
@media (max-width:991px){.footer-top{grid-template-columns:1fr 1fr;}}
@media (max-width:575px){.footer-top{grid-template-columns:1fr;gap:28px;}}
.site-footer .brand-text{color:#fff;}
.site-footer .brand-sub{background:rgba(199,242,76,.25);color:#E6FFB0;}
.site-footer .brand-mark{box-shadow:none;}
.footer-brand p{color:#A9BFAD;font-size:14px;line-height:1.9;margin-top:16px;max-width:360px;}
.footer-col h4{color:#fff;font-size:15px;font-weight:700;margin-bottom:16px;}
.footer-col ul{list-style:none;padding:0;margin:0;}
.footer-col li{margin-bottom:10px;font-size:14px;color:#A9BFAD;}
.footer-col a{color:#A9BFAD;font-size:14px;}
.footer-col a:hover{color:var(--lime);text-decoration:underline;text-underline-offset:4px;}
.footer-bottom{
  margin-top:44px;padding-top:22px;border-top:1px solid rgba(255,255,255,.12);
  display:flex;flex-wrap:wrap;gap:10px 24px;justify-content:space-between;
  font-size:13px;color:#8FA695;
}

/* 底部固定转化条 */
.float-bar{
  position:fixed;right:24px;bottom:24px;z-index:1040;
  display:flex;align-items:center;gap:14px;
  padding:12px 14px 12px 20px;border-radius:999px;
  background:rgba(255,255,255,.96);border:1px solid var(--line);box-shadow:var(--sh-2);
  opacity:0;transform:translateY(14px);pointer-events:none;
  transition:opacity .3s var(--ease),transform .3s var(--ease);
}
.float-bar.show{opacity:1;transform:translateY(0);pointer-events:auto;}
.float-bar span{font-size:14px;color:#3A4B40;}
.float-close{
  width:28px;height:28px;border-radius:50%;border:1px solid var(--line);background:#fff;
  color:var(--muted);cursor:pointer;line-height:1;font-size:14px;
}
@media (max-width:767px){
  body{padding-bottom:72px;}
  .float-bar{
    left:0;right:0;bottom:0;border-radius:0;padding:10px 16px;
    justify-content:space-between;transform:translateY(100%);
  }
  .float-bar.show{transform:translateY(0);}
  .float-bar span{font-size:13px;}
}

/* roulang page: category1 */
:root{
  --brand-lime:#C7F24C;
  --brand-green:#2FA36B;
  --dark:#0F1B14;
  --dark-2:#16301F;
  --orange:#FF6A2B;
  --gold:#FFB020;
  --bg:#F4F7F1;
  --card:#FFFFFF;
  --line:#E1E9DA;
  --text:#101A13;
  --muted:#5B6B60;
  --grad:linear-gradient(135deg,#C7F24C 0%,#2FA36B 100%);
  --grad-dark:linear-gradient(160deg,#0F1B14 0%,#16301F 100%);
  --r-lg:24px;
  --r-md:16px;
  --r-sm:8px;
  --sh:0 6px 20px rgba(15,27,20,.06);
  --sh-hover:0 14px 34px rgba(15,27,20,.12);
  --ease:cubic-bezier(.2,.7,.3,1);
  --sec-y:96px;
}

*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%}
body{
  margin:0;
  font-family:system-ui,-apple-system,"PingFang SC","Hiragino Sans GB","Microsoft YaHei",sans-serif;
  font-size:16px;
  line-height:1.85;
  color:var(--text);
  background:var(--bg);
  font-variant-numeric:tabular-nums;
}
h1,h2,h3,h4,p,ul,ol,figure{margin:0;padding:0}
ul,ol{list-style:none}
img{max-width:100%;display:block}
a{color:var(--text);text-decoration:none;transition:color .25s var(--ease)}
a:hover{color:var(--brand-green)}
button{font-family:inherit}
:focus-visible{outline:2px solid var(--brand-lime);outline-offset:2px;border-radius:4px}

.container{max-width:1200px;margin:0 auto;padding:0 24px;width:100%}
@media (min-width:1400px){.container{max-width:1280px}}

/* ---------- header ---------- */
.site-header{
  position:sticky;top:0;z-index:1030;
  background:rgba(255,255,255,.94);
  border-bottom:1px solid var(--line);
  transition:box-shadow .25s var(--ease),background .25s var(--ease);
}
.site-header.scrolled{
  background:rgba(255,255,255,.82);
  backdrop-filter:blur(12px);
  -webkit-backdrop-filter:blur(12px);
  box-shadow:0 6px 20px rgba(15,27,20,.08);
}
.nav-wrap{display:flex;align-items:center;gap:24px;min-height:72px}
.brand{display:flex;align-items:center;gap:10px;flex-shrink:0}
.brand-mark{
  width:38px;height:38px;border-radius:12px;background:var(--grad);
  display:grid;place-items:center;flex-shrink:0;
  transform:rotate(-6deg);
  box-shadow:0 6px 16px rgba(47,163,107,.28);
}
.brand-mark svg{width:22px;height:22px}
.brand-text{font-weight:800;font-size:18px;letter-spacing:.4px;white-space:nowrap}
.brand-sub{
  display:inline-block;font-size:11px;font-weight:700;line-height:1.6;
  padding:1px 8px;margin-left:6px;border-radius:999px;
  background:var(--grad);color:var(--dark);
  vertical-align:2px;
}
.search-box{
  flex:1 1 auto;max-width:620px;position:relative;
  display:flex;align-items:center;height:48px;
  background:#fff;border:1px solid var(--line);border-radius:999px;
  padding:5px 5px 5px 18px;
  transition:border-color .25s var(--ease),box-shadow .25s var(--ease);
}
.search-box:focus-within{
  border-color:var(--brand-lime);
  box-shadow:0 0 0 4px rgba(199,242,76,.28);
}
.search-box svg.search-ico{width:18px;height:18px;flex-shrink:0;color:var(--muted)}
.search-box input{
  flex:1;border:0;outline:0;background:transparent;
  font-size:15px;color:var(--text);padding:0 12px;height:38px;min-width:0;
}
.search-box input::placeholder{color:#93A196}
.search-btn{
  flex-shrink:0;border:0;border-radius:999px;
  background:var(--grad);color:var(--dark);
  font-size:14px;font-weight:700;height:38px;padding:0 22px;
  cursor:pointer;transition:transform .25s var(--ease),box-shadow .25s var(--ease);
}
.search-btn:hover{transform:translateY(-1px);box-shadow:0 8px 18px rgba(47,163,107,.3)}
.search-btn:active{transform:translateY(0)}
.nav-actions{margin-left:auto;display:flex;align-items:center;gap:12px}
.btn-ghost{
  display:inline-flex;align-items:center;justify-content:center;
  height:42px;padding:0 20px;border-radius:999px;
  border:1px solid var(--brand-green);color:var(--brand-green);
  font-size:14px;font-weight:700;background:transparent;white-space:nowrap;
  transition:all .25s var(--ease);
}
.btn-ghost:hover{background:rgba(47,163,107,.08);color:var(--brand-green)}
.hamburger{
  width:44px;height:44px;border-radius:14px;border:1px solid var(--line);
  background:#fff;display:none;place-items:center;cursor:pointer;
}
.hamburger span{display:block;width:18px;height:2px;background:var(--text);border-radius:2px;position:relative}
.hamburger span::before,.hamburger span::after{
  content:"";position:absolute;left:0;width:18px;height:2px;background:var(--text);border-radius:2px;
}
.hamburger span::before{top:-6px}
.hamburger span::after{top:6px}

.nav-cats{
  display:flex;gap:10px;padding:0 0 14px;
  overflow-x:auto;scrollbar-width:none;-ms-overflow-style:none;
}
.nav-cats::-webkit-scrollbar{display:none}
.cat-pill{
  flex-shrink:0;display:inline-flex;align-items:center;height:36px;padding:0 18px;
  border-radius:999px;border:1px solid var(--line);background:#fff;
  font-size:14px;font-weight:600;color:var(--muted);
  transition:all .25s var(--ease);white-space:nowrap;
}
.cat-pill:hover{color:var(--dark);border-color:#cfdcc5;transform:translateY(-1px)}
.cat-pill.active{
  background:var(--grad);border-color:transparent;color:var(--dark);font-weight:700;
  box-shadow:0 6px 16px rgba(47,163,107,.24);
}
.mobile-menu{
  display:none;border-top:1px solid var(--line);padding:12px 0 16px;background:#fff;
}
.mobile-menu.open{display:block}
.mobile-menu a{
  display:block;padding:12px 4px;font-size:15px;font-weight:600;
  border-bottom:1px solid var(--line);
}
.mobile-menu a:last-child{border-bottom:0}

/* ---------- page head ---------- */
.page-head{
  position:relative;overflow:hidden;
  background:linear-gradient(180deg,#EAF4E4 0%,var(--bg) 100%);
  padding:56px 0 0;
}
.page-head::after{
  content:"";position:absolute;right:-80px;top:-60px;width:420px;height:420px;
  background:radial-gradient(circle,rgba(199,242,76,.35) 0%,rgba(199,242,76,0) 68%);
  pointer-events:none;
}
.breadcrumb-nav{
  display:flex;align-items:center;gap:8px;font-size:14px;color:var(--muted);
  margin-bottom:22px;position:relative;z-index:1;flex-wrap:wrap;
}
.breadcrumb-nav a{color:var(--muted)}
.breadcrumb-nav a:hover{color:var(--brand-green)}
.breadcrumb-nav .sep{opacity:.6}
.breadcrumb-nav .current{color:var(--text);font-weight:600}
.page-head-grid{
  display:grid;grid-template-columns:minmax(0,1.15fr) minmax(0,.85fr);
  gap:48px;align-items:center;position:relative;z-index:1;padding-bottom:64px;
}
.eyebrow{
  display:inline-flex;align-items:center;gap:8px;
  padding:6px 16px;border-radius:999px;background:#fff;border:1px solid var(--line);
  font-size:13px;font-weight:700;color:var(--brand-green);margin-bottom:20px;
}
.eyebrow .dot{width:8px;height:8px;border-radius:999px;background:var(--grad)}
.page-head h1{
  font-size:40px;line-height:1.3;font-weight:800;letter-spacing:-.5px;margin-bottom:18px;
}
.page-head h1 .hl{
  background:var(--grad);-webkit-background-clip:text;background-clip:text;color:transparent;
}
.lead{font-size:17px;color:var(--muted);max-width:600px;margin-bottom:26px}
.head-actions{display:flex;gap:14px;flex-wrap:wrap;margin-bottom:28px}
.btn-main{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  height:52px;padding:0 30px;border-radius:999px;border:0;
  background:var(--grad);color:var(--dark);font-size:15px;font-weight:800;
  cursor:pointer;box-shadow:0 10px 24px rgba(47,163,107,.24);
  transition:transform .25s var(--ease),box-shadow .25s var(--ease);
}
.btn-main:hover{transform:translateY(-3px);box-shadow:0 16px 32px rgba(47,163,107,.32);color:var(--dark)}
.btn-main:active{transform:translateY(-1px)}
.btn-line{
  display:inline-flex;align-items:center;justify-content:center;
  height:52px;padding:0 30px;border-radius:999px;
  border:1px solid var(--brand-green);color:var(--brand-green);
  background:#fff;font-size:15px;font-weight:700;
  transition:all .25s var(--ease);
}
.btn-line:hover{background:rgba(47,163,107,.08);transform:translateY(-3px);color:var(--brand-green)}
.btn-orange{
  display:inline-flex;align-items:center;justify-content:center;
  height:52px;padding:0 30px;border-radius:999px;border:0;
  background:var(--orange);color:#fff;font-size:15px;font-weight:800;
  cursor:pointer;box-shadow:0 10px 24px rgba(255,106,43,.28);
  transition:transform .25s var(--ease),box-shadow .25s var(--ease);
}
.btn-orange:hover{transform:translateY(-3px);box-shadow:0 16px 32px rgba(255,106,43,.34);color:#fff}
.mini-points{display:flex;gap:26px;flex-wrap:wrap}
.mini-points li{display:flex;align-items:center;gap:8px;font-size:13px;color:var(--muted)}
.mini-points li svg{width:16px;height:16px;color:var(--brand-green);flex-shrink:0}
.head-visual{position:relative}
.visual-frame{
  position:relative;border-radius:var(--r-lg);overflow:hidden;
  aspect-ratio:16/9;box-shadow:0 20px 44px rgba(15,27,20,.16);
}
.visual-frame img{width:100%;height:100%;object-fit:cover}
.visual-frame::after{
  content:"";position:absolute;inset:0;
  background:linear-gradient(200deg,rgba(15,27,20,0) 45%,rgba(15,27,20,.55) 100%);
}
.float-badge{
  position:absolute;display:flex;align-items:center;gap:10px;
  background:#fff;border:1px solid var(--line);border-radius:999px;
  padding:10px 18px 10px 12px;box-shadow:var(--sh);z-index:2;
}
.float-badge .fb-ico{
  width:34px;height:34px;border-radius:999px;background:var(--grad);
  display:grid;place-items:center;color:var(--dark);font-size:13px;font-weight:800;
}
.float-badge .fb-txt strong{display:block;font-size:14px;font-weight:800;line-height:1.4}
.float-badge .fb-txt span{display:block;font-size:12px;color:var(--muted);line-height:1.4}
.fb-1{left:-18px;bottom:38px}
.fb-2{right:-14px;top:28px}
.fb-2 .fb-ico{background:linear-gradient(135deg,#FFB020 0%,#FF6A2B 100%)}

/* ---------- trust bar ---------- */
.trust-bar{
  background:#fff;border-top:1px solid var(--line);border-bottom:1px solid var(--line);
  padding:22px 0;
}
.trust-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:20px}
.trust-item{display:flex;align-items:center;gap:12px}
.trust-item .ti-ico{
  width:38px;height:38px;border-radius:12px;background:rgba(199,242,76,.32);
  display:grid;place-items:center;flex-shrink:0;color:var(--brand-green);
}
.trust-item .ti-ico svg{width:18px;height:18px}
.trust-item strong{display:block;font-size:14px;font-weight:700;line-height:1.5}
.trust-item span{display:block;font-size:12.5px;color:var(--muted);line-height:1.5}

/* ---------- sections ---------- */
.section{padding:var(--sec-y) 0}
.section-alt{background:#fff}
.section-head{max-width:720px;margin-bottom:48px}
.section-head.center{margin-left:auto;margin-right:auto;text-align:center}
.tag-line{
  display:inline-block;font-size:12px;font-weight:800;letter-spacing:1px;
  color:var(--brand-green);background:rgba(199,242,76,.28);
  border-radius:999px;padding:5px 14px;margin-bottom:16px;
}
.section-head h2{
  font-size:30px;line-height:1.4;font-weight:700;letter-spacing:-.3px;margin-bottom:16px;
}
.section-head h2::before{
  content:"";display:block;width:44px;height:4px;border-radius:999px;
  background:var(--grad);margin-bottom:18px;
}
.section-head.center h2::before{margin-left:auto;margin-right:auto}
.section-head p{color:var(--muted);font-size:16px}

/* featured cards */
.card-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:24px}
.feature-card{
  background:var(--card);border:1px solid var(--line);border-radius:var(--r-md);
  overflow:hidden;box-shadow:var(--sh);display:flex;flex-direction:column;
  transition:transform .25s var(--ease),box-shadow .25s var(--ease),border-color .25s var(--ease);
}
.feature-card:hover{transform:translateY(-4px);box-shadow:var(--sh-hover);border-color:#d6e2cc}
.fc-media{position:relative;aspect-ratio:16/9;overflow:hidden;background:#e9efe4}
.fc-media img{width:100%;height:100%;object-fit:cover;transition:transform .5s var(--ease)}
.feature-card:hover .fc-media img{transform:scale(1.04)}
.fc-tags{
  position:absolute;left:14px;top:14px;display:flex;gap:8px;flex-wrap:wrap;
}
.chip{
  display:inline-flex;align-items:center;height:26px;padding:0 12px;
  border-radius:999px;font-size:12px;font-weight:700;line-height:1;
  background:rgba(255,255,255,.92);color:var(--brand-green);border:1px solid rgba(47,163,107,.35);
}
.chip-solid{background:var(--grad);color:var(--dark);border-color:transparent}
.fc-body{padding:24px;display:flex;flex-direction:column;gap:12px;flex:1}
.fc-body h3{font-size:20px;font-weight:600;line-height:1.5}
.fc-body p{font-size:14px;line-height:1.75;color:var(--muted)}
.fc-foot{
  margin-top:auto;padding-top:16px;border-top:1px solid var(--line);
  display:flex;align-items:center;justify-content:space-between;
  font-size:13px;color:var(--muted);
}
.fc-foot .more{display:inline-flex;align-items:center;gap:6px;font-weight:700;color:var(--brand-green)}
.fc-foot .more svg{width:14px;height:14px;transition:transform .25s var(--ease)}
.feature-card:hover .fc-foot .more svg{transform:translateX(4px)}

/* asymmetric value grid */
.value-grid{
  display:grid;grid-template-columns:7fr 5fr;grid-template-rows:auto auto;gap:24px;
}
.value-card{
  position:relative;background:#fff;border:1px solid var(--line);border-radius:var(--r-lg);
  padding:32px;box-shadow:var(--sh);
  transition:transform .25s var(--ease),box-shadow .25s var(--ease);
}
.value-card:hover{transform:translateY(-4px);box-shadow:var(--sh-hover)}
.value-card .num{
  font-size:56px;font-weight:800;line-height:1;
  color:rgba(15,27,20,.12);letter-spacing:-2px;
}
.value-card h3{font-size:20px;font-weight:600;margin:14px 0 12px}
.value-card p{font-size:14.5px;color:var(--muted);line-height:1.8}
.value-main{grid-row:span 2;display:flex;flex-direction:column}
.value-main .vm-media{
  margin-top:24px;border-radius:var(--r-md);overflow:hidden;aspect-ratio:16/10;
}
.value-main .vm-media img{width:100%;height:100%;object-fit:cover}
.value-main .corner{
  position:absolute;right:24px;top:24px;height:30px;padding:0 16px;
  display:inline-flex;align-items:center;border-radius:999px;
  background:var(--grad);color:var(--dark);font-size:12px;font-weight:800;
}

/* scene blocks */
.scene-block{
  display:grid;grid-template-columns:1fr 1fr;gap:48px;align-items:center;
  padding:48px 0;
}
.scene-block + .scene-block{border-top:1px solid var(--line)}
.scene-media{position:relative;border-radius:var(--r-lg);overflow:hidden;aspect-ratio:4/3;box-shadow:var(--sh)}
.scene-media img{width:100%;height:100%;object-fit:cover}
.scene-media .scene-tag{
  position:absolute;left:18px;bottom:18px;height:32px;padding:0 16px;
  display:inline-flex;align-items:center;border-radius:999px;
  background:rgba(255,255,255,.94);color:var(--dark);font-size:12.5px;font-weight:700;
}
.scene-copy h3{font-size:24px;font-weight:700;line-height:1.5;margin-bottom:14px}
.scene-copy > p{color:var(--muted);margin-bottom:20px}
.scene-list li{
  display:flex;gap:12px;padding:10px 0;font-size:15px;color:var(--text);
}
.scene-list li .bullet{
  width:20px;height:20px;border-radius:999px;background:var(--grad);
  flex-shrink:0;margin-top:5px;
  display:grid;place-items:center;color:var(--dark);font-size:11px;font-weight:800;
}

/* flow */
.flow-wrap{position:relative;display:grid;grid-template-columns:repeat(4,1fr);gap:24px}
.flow-item{
  position:relative;background:#fff;border:1px solid var(--line);border-radius:var(--r-md);
  padding:28px 24px;box-shadow:var(--sh);
  transition:transform .25s var(--ease),box-shadow .25s var(--ease);
}
.flow-item:hover{transform:translateY(-4px);box-shadow:var(--sh-hover)}
.flow-item .flow-num{
  font-size:40px;font-weight:800;line-height:1;color:rgba(15,27,20,.12);letter-spacing:-1px;
}
.flow-item h3{font-size:18px;font-weight:600;margin:12px 0 10px}
.flow-item p{font-size:14px;color:var(--muted);line-height:1.75}
.flow-item .bar{
  position:absolute;left:24px;top:0;width:40px;height:4px;border-radius:999px;background:var(--grad);
}

/* stats strip */
.stats-strip{
  background:var(--grad-dark);border-radius:var(--r-lg);padding:40px;
  display:grid;grid-template-columns:repeat(3,1fr);gap:32px;
  position:relative;overflow:hidden;color:#fff;
}
.stats-strip::before{
  content:"";position:absolute;inset:0;
  background:repeating-linear-gradient(115deg,rgba(199,242,76,.10) 0 2px,transparent 2px 26px);
  pointer-events:none;
}
.stat-item{position:relative;z-index:1}
.stat-item .st-num{
  font-size:26px;font-weight:800;background:var(--grad);
  -webkit-background-clip:text;background-clip:text;color:transparent;line-height:1.3;
  transition:transform .25s var(--ease);display:inline-block;
}
.stat-item:hover .st-num{transform:scale(1.03)}
.stat-item .st-label{display:block;font-size:14px;font-weight:700;margin-top:6px}
.stat-item .st-desc{display:block;font-size:13px;color:rgba(255,255,255,.66);margin-top:4px}

/* faq */
.faq-card{
  background:#fff;border:1px solid var(--line);border-radius:var(--r-lg);
  box-shadow:var(--sh);padding:8px 28px;overflow:hidden;
}
.accordion-item{border:0;background:transparent}
.accordion-item + .accordion-item{border-top:1px solid var(--line)}
.accordion-button{
  background:transparent;box-shadow:none;font-size:16px;font-weight:700;color:var(--text);
  padding:22px 8px 22px 54px;position:relative;border-radius:0;
}
.accordion-button::before{
  content:"?";position:absolute;left:0;top:50%;transform:translateY(-50%);
  width:34px;height:34px;border-radius:999px;background:rgba(199,242,76,.32);
  display:grid;place-items:center;font-size:15px;font-weight:800;color:var(--brand-green);
  transition:all .25s var(--ease);
}
.accordion-button:not(.collapsed){
  color:var(--brand-green);
  background-image:linear-gradient(180deg,#C7F24C 0%,#2FA36B 100%);
  background-size:3px 100%;background-repeat:no-repeat;background-position:left center;
}
.accordion-button:not(.collapsed)::before{background:var(--grad);color:var(--dark)}
.accordion-button::after{
  width:24px;height:24px;border:1px solid var(--line);border-radius:999px;
  background-image:url("data:image/svg+xml;utf8,<svg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='%232FA36B' stroke-width='2.4' stroke-linecap='round' stroke-linejoin='round'><polyline points='6 9 12 15 18 9'/></svg>");
  background-size:14px;background-position:center;background-repeat:no-repeat;
  transition:transform .25s var(--ease),background-color .25s var(--ease);
}
.accordion-button:not(.collapsed)::after{transform:rotate(180deg)}
.accordion-button:focus{box-shadow:none;outline:2px solid var(--brand-lime);outline-offset:-2px}
.accordion-body{padding:0 8px 24px 54px;font-size:15px;line-height:1.85;color:var(--muted)}

/* cta */
.cta-card{
  position:relative;overflow:hidden;border-radius:var(--r-lg);
  background:var(--grad-dark);padding:56px;color:#fff;
  display:grid;grid-template-columns:1.4fr auto;gap:32px;align-items:center;
}
.cta-card::before{
  content:"";position:absolute;inset:0;
  background:repeating-linear-gradient(125deg,rgba(199,242,76,.12) 0 2px,transparent 2px 30px);
  pointer-events:none;
}
.cta-copy{position:relative;z-index:1}
.cta-copy h2{font-size:28px;font-weight:800;line-height:1.4;margin-bottom:12px}
.cta-copy p{color:rgba(255,255,255,.72);font-size:15px;max-width:560px}
.cta-actions{position:relative;z-index:1;display:flex;gap:14px;flex-wrap:wrap}
.btn-light{
  display:inline-flex;align-items:center;justify-content:center;
  height:52px;padding:0 30px;border-radius:999px;border:1px solid rgba(255,255,255,.4);
  background:transparent;color:#fff;font-size:15px;font-weight:700;
  transition:all .25s var(--ease);
}
.btn-light:hover{background:rgba(255,255,255,.12);color:#fff;transform:translateY(-3px)}

/* footer */
.site-footer{
  position:relative;background:var(--grad-dark);color:rgba(255,255,255,.78);
  padding:72px 0 72px;margin-top:0;
}
.site-footer::before{
  content:"";position:absolute;left:0;right:0;top:0;height:3px;background:var(--grad);
}
.footer-top{
  display:grid;grid-template-columns:1.5fr 1fr 1fr 1.1fr;gap:40px;
  padding-bottom:40px;border-bottom:1px solid rgba(255,255,255,.12);
}
.site-footer .brand .brand-text{color:#fff}
.site-footer .brand .brand-sub{color:var(--dark)}
.footer-brand p{font-size:14px;line-height:1.85;color:rgba(255,255,255,.66);margin-top:18px;max-width:340px}
.footer-col h4{
  font-size:15px;font-weight:700;color:#fff;margin-bottom:18px;position:relative;padding-left:14px;
}
.footer-col h4::before{
  content:"";position:absolute;left:0;top:50%;transform:translateY(-50%);
  width:4px;height:14px;border-radius:999px;background:var(--grad);
}
.footer-col ul li{font-size:14px;line-height:1.9;color:rgba(255,255,255,.66);margin-bottom:6px}
.footer-col ul li a{color:rgba(255,255,255,.66)}
.footer-col ul li a:hover{color:var(--brand-lime)}
.footer-bottom{
  display:flex;justify-content:space-between;align-items:center;gap:16px;flex-wrap:wrap;
  padding-top:24px;font-size:13px;color:rgba(255,255,255,.5);
}

/* mobile sticky bar */
.mobile-cta{
  position:fixed;left:0;right:0;bottom:0;z-index:1040;
  display:none;align-items:center;justify-content:space-between;gap:12px;
  height:62px;padding:0 16px;background:#fff;border-top:1px solid var(--line);
  box-shadow:0 -6px 20px rgba(15,27,20,.08);
  transform:translateY(100%);transition:transform .3s var(--ease);
}
.mobile-cta.show{transform:translateY(0)}
.mobile-cta p{font-size:13.5px;font-weight:600;line-height:1.4;margin:0}
.mobile-cta .mc-actions{display:flex;align-items:center;gap:8px}
.mobile-cta .btn-main{height:40px;padding:0 18px;font-size:13.5px;box-shadow:none}
.mc-close{
  width:32px;height:32px;border-radius:999px;border:1px solid var(--line);background:#fff;
  display:grid;place-items:center;color:var(--muted);cursor:pointer;font-size:16px;line-height:1;
}

/* responsive */
@media (max-width:1199.98px){
  .page-head h1{font-size:36px}
  .value-grid{grid-template-columns:1fr 1fr}
  .value-main{grid-row:span 1}
}
@media (max-width:991.98px){
  :root{--sec-y:72px}
  .nav-wrap{flex-wrap:wrap;gap:14px;padding:12px 0 0}
  .search-box{order:3;max-width:none;width:100%;margin:2px 0 10px}
  .hamburger{display:grid}
  .page-head-grid{grid-template-columns:1fr;gap:36px;padding-bottom:48px}
  .page-head h1{font-size:32px}
  .fb-1{left:8px;bottom:16px}
  .fb-2{right:8px;top:16px}
  .card-grid{grid-template-columns:repeat(2,1fr)}
  .trust-grid{grid-template-columns:repeat(2,1fr);gap:18px}
  .value-grid{grid-template-columns:1fr}
  .scene-block{grid-template-columns:1fr;gap:28px;padding:36px 0}
  .scene-block.reverse .scene-media{order:-1}
  .flow-wrap{grid-template-columns:repeat(2,1fr)}
  .stats-strip{grid-template-columns:1fr;gap:24px;padding:32px}
  .cta-card{grid-template-columns:1fr;padding:40px 32px}
  .footer-top{grid-template-columns:1fr 1fr;gap:32px}
}
@media (max-width:767.98px){
  body{padding-bottom:62px}
  .container{padding:0 16px}
  :root{--sec-y:56px}
  .page-head{padding-top:36px}
  .page-head h1{font-size:28px;line-height:1.35}
  .lead{font-size:16px}
  .section-head h2{font-size:22px}
  .section-head{margin-bottom:32px}
  .card-grid{grid-template-columns:1fr}
  .trust-grid{grid-template-columns:1fr}
  .force-grid{grid-template-columns:1fr !important}
  .flow-wrap{grid-template-columns:1fr}
  .scene-copy h3{font-size:20px}
  .faq-card{padding:4px 18px}
  .accordion-button{padding:18px 8px 18px 46px;font-size:15px}
  .accordion-button::before{width:30px;height:30px;font-size:14px}
  .accordion-body{padding:0 8px 20px 46px;font-size:14.5px}
  .cta-card{padding:32px 22px}
  .cta-copy h2{font-size:22px}
  .btn-main,.btn-line,.btn-orange,.btn-light{height:48px;padding:0 22px;font-size:14.5px}
  .footer-top{grid-template-columns:1fr;gap:28px}
  .footer-bottom{flex-direction:column;align-items:flex-start;gap:8px}
  .site-footer{padding:52px 0 72px}
  .mobile-cta{display:flex}
  .head-actions .btn-main,.head-actions .btn-line{flex:1 1 auto}
}
@media (max-width:520px){
  .page-head h1{font-size:25px}
  .float-badge{padding:8px 14px 8px 8px}
  .float-badge .fb-ico{width:28px;height:28px;font-size:12px}
  .float-badge .fb-txt strong{font-size:13px}
  .mini-points{gap:14px}
}

/* roulang page: category2 */
:root{
  --lime:#C7F24C;
  --green:#2FA36B;
  --dark:#0F1B14;
  --dark-2:#16301F;
  --orange:#FF6A2B;
  --gold:#FFB020;
  --bg:#F4F7F1;
  --card:#FFFFFF;
  --line:#E1E9DA;
  --text:#101A13;
  --muted:#5B6B60;
  --grad-brand:linear-gradient(135deg,#C7F24C 0%,#2FA36B 100%);
  --grad-dark:linear-gradient(160deg,#0F1B14 0%,#16301F 100%);
  --r-lg:24px;
  --r-md:16px;
  --r-sm:8px;
  --r-pill:999px;
  --sh-1:0 6px 20px rgba(15,27,20,.06);
  --sh-2:0 14px 34px rgba(15,27,20,.12);
  --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:system-ui,-apple-system,"PingFang SC","Hiragino Sans GB","Microsoft YaHei",sans-serif;
  font-size:16px;
  line-height:1.85;
  font-weight:400;
  overflow-x:hidden;
}
img{max-width:100%;display:block;height:auto}
a{color:var(--green);text-decoration:none;transition:color .25s var(--ease),border-color .25s var(--ease)}
a:hover{color:#1f7d4f}
h1,h2,h3,h4{margin:0;color:var(--text);font-weight:700;line-height:1.35}
p{margin:0 0 14px}
ul,ol{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}
.container{width:100%;max-width:1200px;margin:0 auto;padding-left:24px;padding-right:24px}
@media (min-width:1400px){.container{max-width:1280px}}

/* ---------- 按钮 ---------- */
.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;min-height:48px;
  padding:14px 28px;border:0;border-radius:var(--r-pill);font-size:15px;font-weight:700;
  cursor:pointer;transition:transform .25s var(--ease),box-shadow .25s var(--ease),background .25s var(--ease),color .25s var(--ease);
  text-align:center;line-height:1.2}
.btn:active{transform:translateY(1px)}
.btn-brand{background:var(--grad-brand);color:#0F1B14;box-shadow:0 8px 22px rgba(47,163,107,.28)}
.btn-brand:hover{color:#0F1B14;transform:translateY(-2px);box-shadow:0 14px 30px rgba(47,163,107,.34)}
.btn-outline{background:transparent;color:var(--dark);border:1px solid var(--green)}
.btn-outline:hover{color:#0F1B14;background:rgba(199,242,76,.35);border-color:var(--green);transform:translateY(-2px)}
.btn-dark{background:var(--dark);color:#fff}
.btn-dark:hover{background:var(--dark-2);color:var(--lime);transform:translateY(-2px)}
.btn-sm{min-height:40px;padding:10px 20px;font-size:14px}
.btn-block{width:100%}

/* ---------- 顶部导航 ---------- */
.site-header{position:sticky;top:0;z-index:1030;background:rgba(255,255,255,.94);
  border-bottom:1px solid var(--line);transition:background .3s var(--ease),box-shadow .3s var(--ease)}
.site-header.scrolled{background:rgba(255,255,255,.82);backdrop-filter:blur(12px);-webkit-backdrop-filter:blur(12px);box-shadow:var(--sh-1)}
.header-inner{display:flex;align-items:center;gap:22px;height:72px}
.brand{display:flex;align-items:center;gap:10px;flex:0 0 auto;color:var(--text)}
.brand:hover{color:var(--text)}
.brand-mark{width:38px;height:38px;border-radius:12px;background:var(--grad-brand);
  display:grid;place-items:center;flex:0 0 auto;box-shadow:0 6px 16px rgba(47,163,107,.28)}
.brand-mark svg{width:22px;height:22px}
.brand-text{font-size:19px;font-weight:800;letter-spacing:.2px;white-space:nowrap}
.brand-sub{display:inline-block;margin-left:6px;padding:1px 7px;border-radius:6px;
  background:var(--dark);color:var(--lime);font-size:11px;font-weight:600;vertical-align:middle}
.nav-search{position:relative;display:flex;align-items:center;gap:8px;flex:1 1 auto;max-width:560px;
  height:48px;background:#fff;border:1px solid var(--line);border-radius:var(--r-pill);
  padding:0 6px 0 16px;transition:border-color .25s var(--ease),box-shadow .25s var(--ease)}
.nav-search:focus-within{border-color:var(--lime);box-shadow:0 0 0 4px rgba(199,242,76,.3)}
.nav-search svg{width:18px;height:18px;flex:0 0 auto;color:var(--muted)}
.search-input{flex:1 1 auto;min-width:0;height:100%;border:0;outline:0;background:transparent;
  font-size:15px;color:var(--text);font-family:inherit}
.search-input::placeholder{color:#96a49a}
.search-btn{height:38px;padding:0 22px;border:0;border-radius:var(--r-pill);background:var(--grad-brand);
  color:#0F1B14;font-size:14px;font-weight:700;cursor:pointer;transition:transform .25s var(--ease),box-shadow .25s var(--ease)}
.search-btn:hover{transform:translateY(-1px);box-shadow:0 8px 18px rgba(47,163,107,.3)}
.header-actions{display:flex;align-items:center;gap:10px;flex:0 0 auto}
.menu-toggle{display:none;width:44px;height:44px;border:1px solid var(--line);border-radius:14px;
  background:#fff;cursor:pointer;align-items:center;justify-content:center}
.menu-toggle span{display:block;width:18px;height:2px;background:var(--dark);border-radius:2px;position:relative}
.menu-toggle span::before,.menu-toggle span::after{content:"";position:absolute;left:0;width:18px;height:2px;background:var(--dark);border-radius:2px}
.menu-toggle span::before{top:-6px}
.menu-toggle span::after{top:6px}
.nav-cats{display:flex;gap:10px;overflow-x:auto;padding:0 0 14px;scrollbar-width:none}
.nav-cats::-webkit-scrollbar{display:none}
.cat-pill{flex:0 0 auto;display:inline-flex;align-items:center;min-height:38px;padding:8px 18px;
  border-radius:var(--r-pill);font-size:14px;font-weight:600;color:var(--muted);
  background:#fff;border:1px solid var(--line);transition:all .25s var(--ease)}
.cat-pill:hover{color:var(--green);border-color:#cfe3c9;transform:translateY(-1px)}
.cat-pill.active{background:var(--grad-brand);color:#0F1B14;border-color:transparent;box-shadow:0 6px 16px rgba(47,163,107,.25)}
.mobile-panel{display:none;padding:8px 0 16px;border-top:1px solid var(--line)}
.mobile-panel a{display:block;padding:12px 4px;font-size:15px;font-weight:600;color:var(--text);border-bottom:1px solid var(--line)}
.mobile-panel a:last-child{border-bottom:0}
.mobile-panel.open{display:block}

/* ---------- 页头 ---------- */
.page-hero{position:relative;overflow:hidden;padding:52px 0 64px;
  background-image:linear-gradient(100deg,rgba(244,247,241,.97) 0%,rgba(244,247,241,.86) 46%,rgba(199,242,76,.34) 100%),
  url('/assets/images/backpic/back-2.png');
  background-size:cover;background-position:center right}
.page-hero::after{content:"";position:absolute;right:-60px;top:-40px;width:420px;height:320px;
  background:repeating-linear-gradient(115deg,rgba(15,27,20,.12) 0 2px,transparent 2px 16px);
  opacity:.5;pointer-events:none;border-radius:40px}
.crumb{display:flex;flex-wrap:wrap;align-items:center;gap:8px;font-size:14px;color:var(--muted);margin-bottom:18px}
.crumb a{color:var(--muted)}
.crumb a:hover{color:var(--green)}
.crumb .sep{color:#b3bfb4}
.crumb .current{color:var(--text);font-weight:600}
.hero-tag{display:inline-flex;align-items:center;gap:8px;padding:6px 16px;border-radius:var(--r-pill);
  background:rgba(255,255,255,.9);border:1px solid var(--line);font-size:13px;font-weight:700;color:var(--green);
  box-shadow:var(--sh-1);margin-bottom:18px}
.hero-tag i{width:8px;height:8px;border-radius:50%;background:var(--grad-brand);display:inline-block}
.page-hero h1{font-size:40px;line-height:1.25;font-weight:800;letter-spacing:-.5px;max-width:820px;position:relative;z-index:2}
.hero-lead{max-width:760px;margin-top:16px;font-size:16px;color:var(--muted);position:relative;z-index:2}
.hero-meta{display:flex;flex-wrap:wrap;gap:12px;margin-top:24px;position:relative;z-index:2}
.meta-chip{display:inline-flex;align-items:center;gap:8px;padding:8px 16px;border-radius:var(--r-pill);
  background:#fff;border:1px solid var(--line);font-size:13px;font-weight:600;color:var(--dark);box-shadow:var(--sh-1)}

/* ---------- 区块 ---------- */
.section{padding:88px 0}
.section-tight{padding:64px 0}
.section-head{max-width:720px;margin-bottom:40px}
.section-head .kicker{display:inline-block;font-size:13px;font-weight:700;letter-spacing:1px;
  color:var(--green);margin-bottom:12px;text-transform:uppercase}
.section-head h2{font-size:30px;line-height:1.35;position:relative;padding-left:18px}
.section-head h2::before{content:"";position:absolute;left:0;top:6px;bottom:6px;width:4px;
  border-radius:4px;background:var(--grad-brand)}
.section-head p{margin-top:16px;color:var(--muted)}

/* ---------- 双栏：目录 + 时间轴 ---------- */
.layout-two{display:grid;grid-template-columns:300px minmax(0,1fr);gap:48px;align-items:start}
.toc-card{position:sticky;top:104px;background:var(--card);border:1px solid var(--line);
  border-radius:var(--r-lg);padding:26px 24px;box-shadow:var(--sh-1)}
.toc-card h3{font-size:16px;font-weight:700;margin-bottom:6px}
.toc-card .toc-sub{font-size:13px;color:var(--muted);margin-bottom:16px}
.toc-list{display:flex;flex-direction:column;gap:2px}
.toc-list a{display:flex;align-items:center;gap:10px;padding:10px 10px;border-radius:12px;
  font-size:14px;font-weight:600;color:var(--muted);transition:all .25s var(--ease)}
.toc-list a span{font-size:12px;font-weight:800;color:#b8c6ba;font-variant-numeric:tabular-nums}
.toc-list a:hover{background:#f2f8ec;color:var(--green);transform:translateX(2px)}
.toc-list a:hover span{color:var(--green)}
.toc-cta{margin-top:20px;padding-top:20px;border-top:1px dashed var(--line)}
.toc-cta p{font-size:13px;color:var(--muted);margin:0 0 12px}

.step-list{display:flex;flex-direction:column;gap:20px}
.step-item{position:relative;display:grid;grid-template-columns:96px minmax(0,1fr);gap:20px;
  background:var(--card);border:1px solid var(--line);border-radius:var(--r-md);
  padding:26px 28px;transition:transform .25s var(--ease),box-shadow .25s var(--ease),border-color .25s var(--ease);
  scroll-margin-top:112px}
.step-item:hover{transform:translateY(-3px);box-shadow:var(--sh-2);border-color:#d7e6cf}
.step-num{font-size:48px;font-weight:800;line-height:1;color:rgba(15,27,20,.12);
  font-variant-numeric:tabular-nums;letter-spacing:-2px}
.step-item h3{font-size:20px;font-weight:600;margin-bottom:8px}
.step-item p{font-size:15px;color:var(--muted);margin:0}
.step-tags{display:flex;flex-wrap:wrap;gap:8px;margin-top:14px}
.tag{display:inline-flex;align-items:center;padding:4px 12px;border-radius:var(--r-pill);
  font-size:12px;font-weight:700;color:var(--green);border:1px solid rgba(47,163,107,.4);background:rgba(199,242,76,.16)}

/* ---------- 项目方向列表 ---------- */
.track-list{display:flex;flex-direction:column;gap:16px}
.track-row{display:grid;grid-template-columns:220px minmax(0,1fr) auto;gap:26px;align-items:center;
  background:var(--card);border:1px solid var(--line);border-radius:var(--r-md);padding:18px 24px 18px 18px;
  transition:transform .25s var(--ease),box-shadow .25s var(--ease)}
.track-row:hover{transform:translateY(-3px);box-shadow:var(--sh-2)}
.track-thumb{width:100%;aspect-ratio:16/9;border-radius:12px;overflow:hidden;background:#e9f0e4}
.track-thumb img{width:100%;height:100%;object-fit:cover}
.track-row h3{font-size:19px;font-weight:600;margin-bottom:6px}
.track-row p{font-size:14px;color:var(--muted);margin:0}
.track-link{font-size:14px;font-weight:700;white-space:nowrap;display:inline-flex;align-items:center;gap:6px;min-height:44px}
.track-link:hover{text-decoration:underline;text-underline-offset:4px;text-decoration-thickness:2px}

/* ---------- 数据条 ---------- */
.stat-strip{display:flex;flex-wrap:wrap;gap:16px}
.stat-badge{display:flex;align-items:center;gap:14px;background:#fff;border:1px solid var(--line);
  border-radius:var(--r-pill);padding:14px 24px 14px 20px;box-shadow:var(--sh-1);
  transition:transform .25s var(--ease),box-shadow .25s var(--ease)}
.stat-badge:hover{transform:translateY(-2px);box-shadow:var(--sh-2)}
.stat-badge .value{font-size:26px;font-weight:800;line-height:1;
  background:var(--grad-brand);-webkit-background-clip:text;background-clip:text;color:transparent;
  font-variant-numeric:tabular-nums;transition:transform .25s var(--ease)}
.stat-badge:hover .value{transform:scale(1.03)}
.stat-badge .label{font-size:13px;color:var(--muted);line-height:1.5;max-width:190px}
.note-line{margin-top:20px;font-size:14px;color:var(--muted);padding-left:14px;border-left:3px solid var(--lime)}

/* ---------- 自测清单 ---------- */
.check-panel{background:var(--card);border:1px solid var(--line);border-radius:var(--r-lg);padding:32px;box-shadow:var(--sh-1)}
.check-list{display:flex;flex-direction:column;gap:14px}
.check-item{display:flex;gap:14px;align-items:flex-start;padding:14px 16px;border-radius:14px;
  background:#f8fbf5;border:1px solid #eaf2e4;transition:transform .25s var(--ease),background .25s var(--ease)}
.check-item:hover{transform:translateX(3px);background:#f2f8ec}
.check-item .dot{flex:0 0 auto;width:22px;height:22px;border-radius:50%;background:var(--grad-brand);
  display:grid;place-items:center;margin-top:3px}
.check-item .dot::after{content:"";width:8px;height:4px;border-left:2px solid #0F1B14;border-bottom:2px solid #0F1B14;transform:rotate(-45deg) translate(1px,-1px)}
.check-item p{margin:0;font-size:15px;color:#2b3a2f}

/* ---------- 下一步 ---------- */
.next-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:20px}
.next-card{display:block;background:var(--card);border:1px solid var(--line);border-radius:var(--r-md);
  padding:24px;color:var(--text);transition:transform .25s var(--ease),box-shadow .25s var(--ease),border-color .25s var(--ease)}
.next-card:hover{transform:translateY(-3px);box-shadow:var(--sh-2);border-color:#d7e6cf;color:var(--text)}
.next-card h3{font-size:17px;font-weight:600;margin-bottom:8px}
.next-card p{font-size:14px;color:var(--muted);margin:0 0 14px}
.next-card .go{font-size:14px;font-weight:700;color:var(--green)}

/* ---------- CTA 大卡 ---------- */
.cta-band{position:relative;overflow:hidden;border-radius:var(--r-lg);padding:48px 52px;
  background:var(--grad-dark);color:#fff;display:flex;flex-wrap:wrap;align-items:center;
  justify-content:space-between;gap:28px}
.cta-band::after{content:"";position:absolute;right:-40px;top:-30px;width:380px;height:260px;
  background:repeating-linear-gradient(115deg,rgba(199,242,76,.24) 0 2px,transparent 2px 18px);
  opacity:.5;pointer-events:none;border-radius:40px}
.cta-band h2{color:#fff;font-size:28px;line-height:1.35;position:relative;z-index:2}
.cta-band p{color:rgba(255,255,255,.72);margin:10px 0 0;font-size:15px;max-width:620px;position:relative;z-index:2}
.cta-band .cta-actions{display:flex;flex-wrap:wrap;gap:12px;position:relative;z-index:2}

/* ---------- 页脚 ---------- */
.site-footer{position:relative;margin-top:24px;background:var(--grad-dark);color:rgba(255,255,255,.72);
  padding:72px 0 72px;overflow:hidden}
.site-footer::before{content:"";position:absolute;left:0;right:0;top:0;height:3px;background:var(--grad-brand)}
.footer-top{display:grid;grid-template-columns:1.6fr 1fr 1fr 1fr;gap:40px}
.footer-brand .brand{margin-bottom:16px}
.footer-brand .brand-text{color:#fff}
.footer-brand p{font-size:14px;line-height:1.85;color:rgba(255,255,255,.66);max-width:360px}
.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 li{font-size:14px;color:rgba(255,255,255,.66)}
.footer-col a{color:rgba(255,255,255,.72)}
.footer-col a:hover{color:var(--lime)}
.footer-bottom{display:flex;flex-wrap:wrap;justify-content:space-between;gap:12px;
  margin-top:48px;padding-top:24px;border-top:1px solid rgba(255,255,255,.14);
  font-size:13px;color:rgba(255,255,255,.54)}

/* ---------- 底部固定转化条 ---------- */
.sticky-bar{position:fixed;right:28px;bottom:28px;z-index:1050;display:flex;align-items:center;gap:14px;
  background:#fff;border:1px solid var(--line);border-radius:var(--r-pill);padding:10px 12px 10px 22px;
  box-shadow:var(--sh-2);opacity:0;visibility:hidden;transform:translateY(12px);
  transition:opacity .3s var(--ease),transform .3s var(--ease),visibility .3s}
.sticky-bar.show{opacity:1;visibility:visible;transform:translateY(0)}
.sticky-bar .sticky-text{font-size:14px;font-weight:600;color:var(--text)}
.sticky-close{width:32px;height:32px;border:0;border-radius:50%;background:#f2f6ee;color:var(--muted);
  font-size:16px;line-height:1;cursor:pointer;transition:background .25s var(--ease),color .25s var(--ease)}
.sticky-close:hover{background:#e6efe0;color:var(--dark)}

/* ---------- 响应式 ---------- */
@media (max-width:1199px){
  .layout-two{grid-template-columns:260px minmax(0,1fr);gap:32px}
  .track-row{grid-template-columns:180px minmax(0,1fr) auto;gap:20px}
  .footer-top{grid-template-columns:1.4fr 1fr 1fr;gap:32px}
}
@media (max-width:991px){
  .header-inner{height:auto;padding:12px 0;flex-wrap:wrap;gap:14px}
  .nav-search{order:3;max-width:100%;flex:1 1 100%}
  .menu-toggle{display:inline-flex}
  .header-actions .btn-outline{display:none}
  .section{padding:72px 0}
  .section-tight{padding:56px 0}
  .layout-two{grid-template-columns:minmax(0,1fr)}
  .toc-card{position:static}
  .page-hero h1{font-size:32px}
  .next-grid{grid-template-columns:repeat(2,minmax(0,1fr))}
  .cta-band{padding:40px 32px}
  .footer-top{grid-template-columns:1fr 1fr;gap:32px}
}
@media (max-width:767px){
  .container{padding-left:16px;padding-right:16px}
  .page-hero{padding:36px 0 48px}
  .page-hero h1{font-size:28px;line-height:1.35}
  .section-head h2{font-size:22px}
  .section{padding:56px 0}
  .step-item{grid-template-columns:minmax(0,1fr);padding:22px}
  .step-num{font-size:36px}
  .track-row{grid-template-columns:minmax(0,1fr);padding:16px}
  .track-thumb{max-width:100%}
  .next-grid{grid-template-columns:minmax(0,1fr)}
  .cta-band{padding:32px 24px;border-radius:var(--r-md)}
  .cta-band h2{font-size:22px}
  .cta-band .cta-actions{width:100%}
  .cta-band .cta-actions .btn{flex:1 1 auto}
  .check-panel{padding:24px 20px}
  .sticky-bar{left:0;right:0;bottom:0;border-radius:0;border-left:0;border-right:0;border-bottom:0;
    padding:10px 14px;justify-content:space-between}
  body{padding-bottom:72px}
  .site-footer{padding-bottom:96px}
  .footer-top{grid-template-columns:minmax(0,1fr);gap:28px}
}
@media (max-width:575px){
  .brand-text{font-size:17px}
  .stat-badge{width:100%;border-radius:var(--r-md)}
  .stat-badge .label{max-width:none}
  .btn{padding:13px 22px}
}

/* roulang page: category3 */
:root{
  --lime:#C7F24C;
  --green:#2FA36B;
  --ink:#0F1B14;
  --ink-2:#16301F;
  --orange:#FF6A2B;
  --gold:#FFB020;
  --bg:#F4F7F1;
  --card:#FFFFFF;
  --line:#E1E9DA;
  --text:#101A13;
  --muted:#5B6B60;
  --grad-brand:linear-gradient(135deg,#C7F24C 0%,#2FA36B 100%);
  --grad-dark:linear-gradient(160deg,#0F1B14 0%,#16301F 100%);
  --shadow-sm:0 6px 20px rgba(15,27,20,.06);
  --shadow-md:0 14px 34px rgba(15,27,20,.12);
  --r-lg:24px;
  --r-md:16px;
  --r-sm:8px;
  --ease:.25s cubic-bezier(.2,.7,.3,1);
}
*,*::before,*::after{box-sizing:border-box}
html{scroll-behavior:smooth;-webkit-text-size-adjust:100%}
body{
  margin:0;
  font-family:system-ui,-apple-system,"PingFang SC","Hiragino Sans GB","Microsoft YaHei",sans-serif;
  font-size:16px;
  line-height:1.85;
  color:var(--text);
  background:var(--bg);
  font-variant-numeric:tabular-nums;
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block;border-style:none}
a{color:inherit;text-decoration:none;transition:color var(--ease)}
a:hover{color:var(--green);text-decoration:underline;text-underline-offset:3px}
button,input{font:inherit;color:inherit}
h1,h2,h3,h4,p,ul,ol,figure{margin:0}
ul,ol{padding-left:0;list-style:none}
:focus-visible{outline:2px solid var(--lime);outline-offset:2px;border-radius:6px}
.container{width:100%;max-width:1200px;margin:0 auto;padding:0 24px}
@media (min-width:1400px){.container{max-width:1280px}}

/* ---------- header ---------- */
.site-header{
  position:sticky;top:0;z-index:1030;
  background:rgba(255,255,255,.92);
  border-bottom:1px solid var(--line);
  transition:box-shadow var(--ease),background var(--ease),backdrop-filter var(--ease);
}
.site-header.scrolled{
  background:rgba(255,255,255,.82);
  backdrop-filter:blur(12px);
  box-shadow:0 8px 26px rgba(15,27,20,.10);
}
.header-top{
  display:flex;align-items:center;gap:20px;
  min-height:72px;padding:12px 0;
}
.brand{display:inline-flex;align-items:center;gap:10px;flex:0 0 auto}
.brand:hover{text-decoration:none;color:var(--ink)}
.brand-mark{
  width:38px;height:38px;border-radius:12px;
  background:var(--grad-brand);
  display:grid;place-items:center;
  box-shadow:0 6px 16px rgba(47,163,107,.28);
  flex:0 0 auto;
}
.brand-mark svg{width:22px;height:22px}
.brand-text{font-size:19px;font-weight:800;letter-spacing:.3px;line-height:1.1;color:var(--ink)}
.brand-sub{
  font-size:11px;font-weight:700;color:#0F1B14;
  background:var(--lime);border-radius:999px;
  padding:2px 7px;margin-left:6px;vertical-align:2px;
}
.search-box{
  flex:1 1 auto;max-width:560px;position:relative;
  display:flex;align-items:center;
  height:48px;background:#fff;
  border:1px solid var(--line);border-radius:999px;
  padding:4px 4px 4px 16px;
  transition:border-color var(--ease),box-shadow var(--ease);
}
.search-box:focus-within{border-color:var(--lime);box-shadow:0 0 0 4px rgba(199,242,76,.32)}
.search-box .search-ico{width:18px;height:18px;flex:0 0 auto;color:var(--muted)}
.search-box input{
  flex:1 1 auto;border:0;background:transparent;outline:none;
  padding:0 12px;font-size:15px;min-width:0;
}
.search-box input::placeholder{color:#96a49a}
.search-btn{
  flex:0 0 auto;border:0;border-radius:999px;cursor:pointer;
  background:var(--grad-brand);color:#0F1B14;font-weight:700;font-size:14px;
  padding:10px 22px;min-height:40px;
  transition:transform var(--ease),box-shadow var(--ease),filter var(--ease);
}
.search-btn:hover{transform:translateY(-1px);box-shadow:0 8px 18px rgba(47,163,107,.28)}
.search-btn:active{transform:translateY(1px)}
.header-actions{display:flex;align-items:center;gap:12px;flex:0 0 auto}
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  border-radius:999px;font-size:15px;font-weight:600;
  padding:14px 28px;border:1px solid transparent;cursor:pointer;
  min-height:48px;transition:transform var(--ease),box-shadow var(--ease),background var(--ease),color var(--ease),border-color var(--ease);
}
.btn:hover{text-decoration:none}
.btn:active{transform:translateY(1px)}
.btn-primary{background:var(--grad-brand);color:#0F1B14;box-shadow:0 10px 24px rgba(47,163,107,.26)}
.btn-primary:hover{color:#0F1B14;transform:translateY(-2px);box-shadow:var(--shadow-md)}
.btn-outline{background:#fff;border-color:var(--green);color:var(--green)}
.btn-outline:hover{background:#f0f9f3;color:var(--green);transform:translateY(-2px);box-shadow:var(--shadow-sm)}
.btn-dark{background:var(--grad-dark);color:#fff}
.btn-dark:hover{color:#fff;transform:translateY(-2px);box-shadow:var(--shadow-md)}
.btn-ghost-line{background:transparent;border-color:var(--line);color:var(--ink);padding:11px 22px;min-height:44px;font-size:14px}
.btn-ghost-line:hover{border-color:var(--green);color:var(--green);transform:translateY(-2px)}
.burger{
  display:none;width:44px;height:44px;border-radius:12px;
  border:1px solid var(--line);background:#fff;cursor:pointer;
  align-items:center;justify-content:center;
}
.burger span{display:block;width:18px;height:2px;background:var(--ink);border-radius:2px;position:relative}
.burger span::before,.burger span::after{
  content:"";position:absolute;left:0;width:18px;height:2px;background:var(--ink);border-radius:2px;
}
.burger span::before{top:-6px}
.burger span::after{top:6px}
.nav-cats{
  display:flex;align-items:center;gap:10px;
  padding:0 0 14px;overflow-x:auto;
  scrollbar-width:none;-ms-overflow-style:none;
}
.nav-cats::-webkit-scrollbar{display:none}
.cat-pill{
  flex:0 0 auto;
  padding:9px 18px;border-radius:999px;
  font-size:14px;font-weight:600;color:var(--muted);
  border:1px solid var(--line);background:#fff;
  transition:all var(--ease);white-space:nowrap;
}
.cat-pill:hover{color:var(--green);border-color:var(--green);text-decoration:none;transform:translateY(-2px)}
.cat-pill.active{background:var(--grad-brand);border-color:transparent;color:#0F1B14;box-shadow:0 8px 18px rgba(47,163,107,.24)}

/* ---------- page head ---------- */
.pagehead{
  position:relative;overflow:hidden;
  background:var(--grad-dark);
  color:#fff;padding:56px 0 64px;
  border-bottom:3px solid transparent;
  border-image:var(--grad-brand) 1;
}
.pagehead-bg{
  position:absolute;inset:0;
  background-size:cover;background-position:center;
  opacity:.20;
}
.pagehead::after{
  content:"";position:absolute;inset:0;
  background-image:repeating-linear-gradient(115deg,rgba(199,242,76,.14) 0 2px,transparent 2px 26px);
  opacity:.5;pointer-events:none;
}
.pagehead-inner{position:relative;z-index:2}
.breadcrumb-nav{
  display:flex;align-items:center;gap:8px;flex-wrap:wrap;
  font-size:14px;color:rgba(255,255,255,.72);margin-bottom:22px;
}
.breadcrumb-nav a{color:rgba(255,255,255,.9)}
.breadcrumb-nav a:hover{color:var(--lime);text-decoration:none}
.breadcrumb-nav .sep{color:rgba(255,255,255,.45)}
.breadcrumb-nav .cur{color:rgba(255,255,255,.72)}
.eyebrow{
  display:inline-flex;align-items:center;gap:8px;
  font-size:12px;font-weight:700;letter-spacing:1px;
  background:rgba(199,242,76,.16);color:var(--lime);
  border:1px solid rgba(199,242,76,.42);
  border-radius:999px;padding:6px 14px;margin-bottom:18px;
}
.pagehead h1{
  font-size:40px;line-height:1.2;font-weight:800;letter-spacing:.5px;
  max-width:820px;margin-bottom:16px;
}
.pagehead .lead{
  font-size:16px;line-height:1.9;color:rgba(255,255,255,.82);
  max-width:760px;
}
.pagehead-stats{
  display:flex;flex-wrap:wrap;gap:12px;margin-top:28px;
}
.stat-badge{
  display:inline-flex;align-items:center;gap:10px;
  background:rgba(255,255,255,.10);
  border:1px solid rgba(255,255,255,.18);
  border-radius:999px;padding:9px 18px;
  transition:transform var(--ease),background var(--ease);
}
.stat-badge:hover{background:rgba(255,255,255,.16);transform:translateY(-2px)}
.stat-badge b{font-size:20px;font-weight:800;color:var(--lime);line-height:1}
.stat-badge span{font-size:12.5px;color:rgba(255,255,255,.78)}

/* ---------- sections ---------- */
.section{padding:88px 0}
.section-tight{padding:64px 0}
.section-head{max-width:760px;margin-bottom:44px}
.section-head .kicker{
  display:inline-block;font-size:13px;font-weight:700;color:var(--green);
  letter-spacing:1.4px;margin-bottom:12px;
}
.section-head h2{
  font-size:30px;line-height:1.35;font-weight:700;letter-spacing:.3px;
  position:relative;padding-left:16px;
}
.section-head h2::before{
  content:"";position:absolute;left:0;top:6px;bottom:6px;width:5px;border-radius:4px;
  background:var(--grad-brand);
}
.section-head p{margin-top:16px;color:var(--muted);font-size:15.5px}

/* chips */
.chip-row{display:flex;flex-wrap:wrap;gap:10px;margin-bottom:36px}
.chip{
  display:inline-flex;align-items:center;gap:8px;
  padding:9px 18px;border-radius:999px;font-size:14px;font-weight:600;
  background:#fff;border:1px solid var(--line);color:var(--muted);
  transition:all var(--ease);
}
.chip:hover{border-color:var(--green);color:var(--green);transform:translateY(-2px)}
.chip.is-on{background:var(--grad-brand);border-color:transparent;color:#0F1B14}

/* focus list */
.focus-list{
  display:grid;grid-template-columns:repeat(4,1fr);gap:24px;
}
.focus-item{
  background:var(--card);border:1px solid var(--line);border-radius:var(--r-md);
  padding:24px;box-shadow:var(--shadow-sm);
  transition:transform var(--ease),box-shadow var(--ease),border-color var(--ease);
}
.focus-item:hover{transform:translateY(-3px);box-shadow:var(--shadow-md);border-color:rgba(47,163,107,.4)}
.focus-item .num{
  font-size:44px;font-weight:800;line-height:1;color:rgba(15,27,20,.10);letter-spacing:-1px;
  display:block;margin-bottom:6px;
}
.focus-item h3{font-size:17px;font-weight:700;margin-bottom:8px}
.focus-item p{font-size:14px;line-height:1.75;color:var(--muted)}

/* alternating rows */
.alt-row{
  display:grid;grid-template-columns:1.05fr .95fr;gap:56px;align-items:center;
  padding:40px 0;border-bottom:1px dashed var(--line);
}
.alt-row:last-child{border-bottom:0;padding-bottom:0}
.alt-row.flip .alt-media{order:2}
.alt-media{
  position:relative;border-radius:var(--r-lg);overflow:hidden;
  aspect-ratio:4/3;background:#e7efe4;box-shadow:var(--shadow-sm);
}
.alt-media img{width:100%;height:100%;object-fit:cover;transition:transform .5s var(--ease)}
.alt-row:hover .alt-media img{transform:scale(1.04)}
.alt-tag{
  position:absolute;left:18px;bottom:18px;
  background:rgba(15,27,20,.78);color:#fff;
  backdrop-filter:blur(6px);
  font-size:12px;font-weight:700;letter-spacing:.6px;
  padding:7px 14px;border-radius:999px;
}
.alt-body .idx{
  display:inline-block;font-size:12px;font-weight:700;letter-spacing:1.4px;
  color:var(--green);margin-bottom:12px;
}
.alt-body h3{font-size:23px;line-height:1.4;font-weight:700;margin-bottom:14px}
.alt-body p{color:var(--muted);font-size:15.5px;margin-bottom:18px}
.point-list li{
  position:relative;padding-left:22px;margin-bottom:10px;font-size:15px;color:var(--text);
}
.point-list li::before{
  content:"";position:absolute;left:0;top:11px;width:8px;height:8px;border-radius:50%;
  background:var(--grad-brand);
}
.point-list li span{color:var(--muted)}

/* table */
.table-wrap{
  background:#fff;border:1px solid var(--line);border-radius:var(--r-lg);
  box-shadow:var(--shadow-sm);overflow:hidden;
}
.table-scroll{overflow-x:auto}
table.spec{width:100%;border-collapse:collapse;min-width:900px}
table.spec thead th{
  background:var(--ink-2);color:#fff;font-size:14px;font-weight:700;text-align:left;
  padding:18px 22px;white-space:nowrap;letter-spacing:.5px;
}
table.spec tbody td{
  padding:18px 22px;font-size:14.5px;color:var(--text);
  border-bottom:1px solid var(--line);vertical-align:top;line-height:1.7;
}
table.spec tbody tr:nth-child(even){background:#f7fbf4}
table.spec tbody tr:hover{background:#eef7e9}
table.spec tbody td strong{font-weight:700;color:var(--ink)}
table.spec tbody td small{display:block;color:var(--muted);font-size:12.5px;margin-top:4px}
.mark-badge{
  display:inline-block;font-size:12px;font-weight:700;
  padding:5px 12px;border-radius:999px;
  background:var(--grad-brand);color:#0F1B14;
  box-shadow:0 6px 14px rgba(47,163,107,.22);
}
.mark-quiet{display:inline-block;font-size:12px;font-weight:600;color:var(--muted);
  border:1px solid var(--line);border-radius:999px;padding:5px 12px;background:#fff}
.table-note{
  padding:16px 22px;font-size:13px;color:var(--muted);background:#fbfdf8;
  border-top:1px solid var(--line);
}

/* steps */
.steps{
  display:grid;grid-template-columns:repeat(4,1fr);gap:24px;
  counter-reset:step;
}
.step{
  position:relative;background:#fff;border:1px solid var(--line);
  border-radius:var(--r-md);padding:28px 24px 26px;
  box-shadow:var(--shadow-sm);
  transition:transform var(--ease),box-shadow var(--ease);
}
.step:hover{transform:translateY(-3px);box-shadow:var(--shadow-md)}
.step .step-num{
  font-size:52px;font-weight:800;line-height:1;color:rgba(15,27,20,.10);
  display:block;margin-bottom:8px;letter-spacing:-2px;
}
.step h3{font-size:17px;font-weight:700;margin-bottom:8px}
.step p{font-size:14px;line-height:1.75;color:var(--muted)}
.step::after{
  content:"";position:absolute;right:-14px;top:50%;width:8px;height:8px;border-radius:50%;
  background:var(--lime);transform:translateY(-50%);
}
.step:last-child::after{display:none}

/* FAQ */
.faq-panel{
  background:#fff;border:1px solid var(--line);border-radius:var(--r-lg);
  box-shadow:var(--shadow-sm);overflow:hidden;
}
.accordion .accordion-item{border:0;border-bottom:1px solid var(--line);background:transparent}
.accordion .accordion-item:last-child{border-bottom:0}
.accordion-button{
  background:transparent;font-size:16px;font-weight:700;color:var(--ink);
  padding:22px 26px;gap:14px;box-shadow:none;position:relative;
}
.accordion-button:not(.collapsed){color:var(--ink);background:#f7fbf4;box-shadow:none}
.accordion-button:not(.collapsed)::before{
  content:"";position:absolute;left:0;top:14px;bottom:14px;width:4px;border-radius:4px;
  background:var(--grad-brand);
}
.accordion-button:focus{box-shadow:none;outline:2px solid var(--lime);outline-offset:-2px}
.accordion-button::after{
  background-image:none;content:"";width:10px;height:10px;
  border-right:2px solid var(--muted);border-bottom:2px solid var(--muted);
  transform:rotate(45deg);transition:transform var(--ease);
  margin-left:auto;flex:0 0 auto;
}
.accordion-button:not(.collapsed)::after{transform:rotate(-135deg);border-color:var(--green)}
.q-badge{
  flex:0 0 auto;width:30px;height:30px;border-radius:50%;
  display:grid;place-items:center;font-size:14px;font-weight:800;
  background:#eaf5e6;color:var(--green);
  transition:background var(--ease),color var(--ease);
}
.accordion-button:not(.collapsed) .q-badge{background:var(--grad-brand);color:#0F1B14}
.accordion-body{
  padding:4px 26px 24px 70px;font-size:15px;line-height:1.85;color:var(--muted);
}

/* CTA band */
.cta-band{
  position:relative;overflow:hidden;border-radius:var(--r-lg);
  background:var(--grad-dark);color:#fff;
  padding:48px 52px;
  display:flex;align-items:center;justify-content:space-between;gap:36px;
  box-shadow:var(--shadow-md);
}
.cta-band::after{
  content:"";position:absolute;inset:0;
  background-image:repeating-linear-gradient(115deg,rgba(199,242,76,.13) 0 2px,transparent 2px 28px);
  pointer-events:none;
}
.cta-band > *{position:relative;z-index:2}
.cta-band h2{font-size:26px;line-height:1.4;font-weight:700;margin-bottom:10px}
.cta-band p{color:rgba(255,255,255,.78);font-size:15px;max-width:620px}
.cta-actions{display:flex;gap:14px;flex:0 0 auto;flex-wrap:wrap}
.cta-actions .btn-outline{background:transparent;border-color:rgba(199,242,76,.65);color:var(--lime)}
.cta-actions .btn-outline:hover{background:rgba(199,242,76,.12);color:var(--lime)}

/* back link */
.back-home{
  display:inline-flex;align-items:center;gap:8px;font-size:14.5px;font-weight:600;color:var(--muted);
}
.back-home:hover{color:var(--green);text-decoration:none;transform:translateX(-2px)}

/* footer */
.site-footer{
  background:var(--grad-dark);color:rgba(255,255,255,.78);
  padding:64px 0 72px;margin-top:0;position:relative;
}
.site-footer::before{
  content:"";position:absolute;top:0;left:0;right:0;height:3px;background:var(--grad-brand);
}
.footer-top{
  display:grid;grid-template-columns:1.5fr 1fr 1fr 1fr;gap:36px;
  padding-bottom:36px;border-bottom:1px solid rgba(255,255,255,.12);
}
.footer-brand .brand{margin-bottom:16px}
.footer-brand .brand-text{color:#fff}
.footer-brand p{font-size:14px;line-height:1.8;color:rgba(255,255,255,.66);max-width:340px}
.footer-col h4{
  font-size:14px;font-weight:700;color:#fff;letter-spacing:.6px;margin-bottom:16px;
}
.footer-col ul li{margin-bottom:10px;font-size:14px;color:rgba(255,255,255,.66)}
.footer-col ul li a{color:rgba(255,255,255,.72)}
.footer-col ul li a:hover{color:var(--lime);text-decoration:none}
.footer-bottom{
  display:flex;justify-content:space-between;gap:16px;flex-wrap:wrap;
  padding-top:24px;font-size:13px;color:rgba(255,255,255,.55);
}

/* floating bar */
.float-bar{
  position:fixed;right:24px;bottom:24px;z-index:1040;
  display:flex;align-items:center;gap:16px;
  background:#fff;border:1px solid var(--line);border-radius:999px;
  padding:10px 12px 10px 22px;box-shadow:var(--shadow-md);
  opacity:0;visibility:hidden;transform:translateY(14px);
  transition:opacity var(--ease),transform var(--ease),visibility var(--ease);
  max-width:calc(100vw - 48px);
}
.float-bar.show{opacity:1;visibility:visible;transform:translateY(0)}
.float-bar .fb-text{font-size:14px;font-weight:600;color:var(--ink);white-space:nowrap}
.float-bar .fb-close{
  width:34px;height:34px;border-radius:50%;border:1px solid var(--line);
  background:#fff;color:var(--muted);cursor:pointer;line-height:1;flex:0 0 auto;
  display:grid;place-items:center;font-size:16px;
}
.float-bar .fb-close:hover{border-color:var(--orange);color:var(--orange)}

/* responsive */
@media (max-width:1200px){
  .focus-list{grid-template-columns:repeat(2,1fr)}
  .steps{grid-template-columns:repeat(2,1fr)}
  .step::after{display:none}
}
@media (max-width:992px){
  .search-box{max-width:none}
  .header-top{flex-wrap:wrap;gap:14px}
  .search-box{order:3;flex:1 1 100%;max-width:100%}
  .burger{display:flex}
  .header-actions .btn-ghost-line{display:none}
  .section{padding:72px 0}
  .pagehead h1{font-size:32px}
  .alt-row{grid-template-columns:1fr;gap:28px}
  .alt-row.flip .alt-media{order:0}
  .footer-top{grid-template-columns:1fr 1fr;gap:28px}
  .cta-band{flex-direction:column;align-items:flex-start;padding:40px 32px}
  .accordion-body{padding-left:26px}
}
@media (max-width:768px){
  .container{padding:0 16px}
  body{padding-bottom:70px}
  .section{padding:56px 0}
  .pagehead{padding:40px 0 48px}
  .pagehead h1{font-size:28px;line-height:1.3}
  .pagehead-stats .stat-badge{padding:8px 14px}
  .section-head h2{font-size:22px}
  .focus-list{grid-template-columns:1fr}
  .steps{grid-template-columns:1fr}
  .cta-band h2{font-size:22px}
  .footer-top{grid-template-columns:1fr}
  .footer-bottom{flex-direction:column;gap:8px}
  .float-bar{
    left:0;right:0;bottom:0;border-radius:0;border:0;
    border-top:1px solid var(--line);
    padding:8px 14px;justify-content:space-between;gap:10px;
    transform:translateY(100%);
  }
  .float-bar.show{transform:translateY(0)}
  .float-bar .fb-text{font-size:13px}
  .float-bar .btn{padding:10px 18px;min-height:42px;font-size:14px}
}
@media (max-width:520px){
  .brand-text{font-size:17px}
  .search-btn{padding:10px 16px}
  .pagehead h1{font-size:25px}
  .accordion-button{font-size:15px;padding:18px 18px}
  .accordion-body{padding:0 18px 20px 18px}
  .cta-band{padding:32px 22px}
}

/* roulang page: category4 */
:root{
  --brand-lime:#C7F24C;
  --brand-green:#2FA36B;
  --ink-900:#0F1B14;
  --ink-800:#16301F;
  --cta:#FF6A2B;
  --gold:#FFB020;
  --bg:#F4F7F1;
  --card:#FFFFFF;
  --line:#E1E9DA;
  --text:#101A13;
  --muted:#5B6B60;
  --grad-brand:linear-gradient(135deg,#C7F24C 0%,#2FA36B 100%);
  --grad-dark:linear-gradient(160deg,#0F1B14 0%,#16301F 100%);
  --radius-xl:24px;
  --radius-lg:16px;
  --radius-sm:8px;
  --shadow-1:0 6px 20px rgba(15,27,20,.06);
  --shadow-2:0 14px 34px rgba(15,27,20,.12);
  --tr:.25s cubic-bezier(.2,.7,.3,1);
}
*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%}
body{
  margin:0;
  font-family:system-ui,-apple-system,"PingFang SC","Hiragino Sans GB","Microsoft YaHei",sans-serif;
  font-size:16px;line-height:1.85;color:var(--text);background:var(--bg);
  font-variant-numeric:tabular-nums;
}
img{max-width:100%;display:block}
a{color:inherit;text-decoration:none;transition:color var(--tr),border-color var(--tr)}
a:hover{color:var(--brand-green)}
h1,h2,h3,h4{margin:0;font-weight:700;letter-spacing:.2px}
p{margin:0}
ul{margin:0;padding:0;list-style:none}
button{font-family:inherit}
:focus-visible{outline:2px solid var(--brand-lime);outline-offset:2px}
::selection{background:var(--brand-lime);color:var(--ink-900)}

.container{width:100%;max-width:1200px;margin:0 auto;padding:0 24px}
@media (min-width:1400px){.container{max-width:1280px}}

/* ── 按钮 ── */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  min-height:44px;padding:13px 28px;border-radius:999px;border:1px solid transparent;
  font-size:15px;font-weight:600;line-height:1.2;cursor:pointer;
  transition:transform var(--tr),box-shadow var(--tr),background var(--tr),color var(--tr),border-color var(--tr);
}
.btn:active{transform:translateY(1px)}
.btn-grad{background:var(--grad-brand);color:var(--ink-900);box-shadow:0 8px 22px rgba(47,163,107,.28)}
.btn-grad:hover{color:var(--ink-900);transform:translateY(-2px);box-shadow:0 14px 30px rgba(47,163,107,.34)}
.btn-outline-ink{background:#fff;border-color:var(--line);color:var(--text)}
.btn-outline-ink:hover{border-color:var(--brand-green);color:var(--brand-green);transform:translateY(-2px)}
.btn-outline-light{background:transparent;border-color:rgba(255,255,255,.38);color:#fff}
.btn-outline-light:hover{background:rgba(255,255,255,.12);color:#fff;transform:translateY(-2px)}
.btn-block{width:100%}

/* ── 品牌 ── */
.brand{display:inline-flex;align-items:center;gap:10px;font-size:18px;font-weight:800;color:var(--text)}
.brand-mark{width:38px;height:38px;border-radius:12px;background:var(--grad-brand);display:grid;place-items:center;flex:0 0 auto}
.brand-mark svg{width:22px;height:22px}
.brand-text{display:inline-flex;align-items:center;white-space:nowrap}
.brand-sub{
  display:inline-block;margin-left:6px;padding:1px 8px;border-radius:999px;
  background:var(--grad-brand);color:var(--ink-900);font-size:11px;font-weight:700;line-height:1.6;
}

/* ── 顶部导航 ── */
.site-header{
  position:sticky;top:0;z-index:50;background:rgba(255,255,255,.86);
  border-bottom:1px solid var(--line);backdrop-filter:blur(10px);
  transition:box-shadow var(--tr),background var(--tr);
}
.site-header.scrolled{background:rgba(255,255,255,.94);backdrop-filter:blur(12px);box-shadow:0 8px 24px rgba(15,27,20,.08)}
.nav-top{display:grid;grid-template-columns:auto minmax(0,1fr) auto;align-items:center;gap:24px;padding:14px 0 4px}
.nav-search{display:flex;justify-content:center}
.search-box{
  position:relative;display:flex;align-items:center;gap:8px;width:100%;max-width:560px;height:48px;
  padding:0 6px 0 18px;background:#fff;border:1px solid var(--line);border-radius:999px;
  transition:border-color var(--tr),box-shadow var(--tr);
}
.search-box:focus-within{border-color:var(--brand-lime);box-shadow:0 0 0 4px rgba(199,242,76,.28)}
.search-icon{width:18px;height:18px;flex:0 0 auto;color:var(--muted)}
.search-input{
  flex:1 1 auto;min-width:0;height:100%;border:0;outline:none;background:transparent;
  font-size:15px;color:var(--text);
}
.search-input::placeholder{color:#9AA79E}
.search-btn{
  flex:0 0 auto;height:38px;padding:0 22px;border:0;border-radius:999px;background:var(--grad-brand);
  color:var(--ink-900);font-size:14px;font-weight:700;cursor:pointer;transition:transform var(--tr),box-shadow var(--tr);
}
.search-btn:hover{transform:translateY(-1px);box-shadow:0 8px 18px rgba(47,163,107,.3)}
.search-btn:active{transform:translateY(1px)}
.nav-actions{display:flex;align-items:center;gap:12px}
.nav-cta{height:44px;padding:0 22px;font-size:14px}
.hamburger{
  display:none;width:44px;height:44px;border:1px solid var(--line);border-radius:14px;background:#fff;
  flex-direction:column;justify-content:center;align-items:center;gap:4px;cursor:pointer;transition:border-color var(--tr);
}
.hamburger span{display:block;width:18px;height:2px;border-radius:2px;background:var(--text);transition:transform var(--tr),opacity var(--tr)}
.hamburger:hover{border-color:var(--brand-green)}
.hamburger[aria-expanded="true"] span:nth-child(1){transform:translateY(6px) rotate(45deg)}
.hamburger[aria-expanded="true"] span:nth-child(2){opacity:0}
.hamburger[aria-expanded="true"] span:nth-child(3){transform:translateY(-6px) rotate(-45deg)}

.nav-cats{display:flex;align-items:center;gap:10px;overflow-x:auto;padding:8px 0 14px;scrollbar-width:none}
.nav-cats::-webkit-scrollbar{display:none}
.cat-pill{
  flex:0 0 auto;padding:8px 18px;border-radius:999px;font-size:14px;font-weight:600;
  color:var(--muted);background:#fff;border:1px solid transparent;
  transition:color var(--tr),background var(--tr),transform var(--tr),box-shadow var(--tr),border-color var(--tr);
}
.cat-pill:hover{color:var(--brand-green);border-color:var(--line);transform:translateY(-2px)}
.cat-pill.active{background:var(--grad-brand);color:var(--ink-900);box-shadow:0 8px 18px rgba(47,163,107,.25)}
.cat-pill.active:hover{color:var(--ink-900)}

.mobile-drawer{display:none;border-top:1px solid var(--line);padding:12px 0 18px}
.mobile-drawer.open{display:block}
.mobile-drawer a{display:block;padding:12px 4px;font-size:15px;font-weight:600;border-bottom:1px solid var(--line)}
.mobile-drawer a:last-child{border-bottom:0}

/* ── 页头 ── */
.page-hero{position:relative;overflow:hidden;background:linear-gradient(180deg,#FFFFFF 0%,#EDF4E6 100%);padding:36px 0 72px}
.page-hero::after{
  content:"";position:absolute;inset:auto -10% -40% 40%;height:260px;
  background-image:repeating-linear-gradient(115deg,rgba(47,163,107,.10) 0 2px,transparent 2px 24px);
  transform:rotate(-6deg);pointer-events:none;
}
.breadcrumb{position:relative;z-index:2;display:flex;flex-wrap:wrap;align-items:center;gap:8px;font-size:14px;color:var(--muted);margin-bottom:22px}
.breadcrumb a{color:var(--muted)}
.breadcrumb a:hover{color:var(--brand-green)}
.breadcrumb .sep{opacity:.6}
.breadcrumb .current{color:var(--text);font-weight:600}

.hero-grid{position:relative;z-index:2;display:grid;grid-template-columns:1.15fr .85fr;gap:48px;align-items:center}
.eyebrow{
  display:inline-flex;align-items:center;gap:8px;padding:6px 16px;border-radius:999px;
  background:#fff;border:1px solid var(--line);font-size:13px;font-weight:600;color:var(--brand-green);
  box-shadow:var(--shadow-1);margin-bottom:18px;
}
.eyebrow .dot{width:8px;height:8px;border-radius:50%;background:var(--grad-brand)}
.page-hero h1{font-size:40px;line-height:1.28;font-weight:800;margin-bottom:16px}
.page-hero h1 .hl{background:linear-gradient(180deg,transparent 62%,rgba(199,242,76,.65) 62%)}
.hero-lead{font-size:17px;line-height:1.9;color:var(--muted);max-width:640px}
.hero-figure{
  position:relative;border-radius:var(--radius-xl);overflow:hidden;aspect-ratio:16/9;
  box-shadow:var(--shadow-2);background:#DDE7D4;
}
.hero-figure img{width:100%;height:100%;object-fit:cover}
.hero-figure::after{content:"";position:absolute;inset:0;background:linear-gradient(180deg,rgba(15,27,20,0) 45%,rgba(15,27,20,.45) 100%)}
.hero-tag{
  position:absolute;left:16px;bottom:16px;z-index:2;padding:6px 14px;border-radius:999px;
  background:rgba(255,255,255,.92);font-size:12px;font-weight:700;color:var(--ink-800);
}

/* ── 通用板块 ── */
.section{padding:88px 0 0}
.section-head{display:flex;flex-wrap:wrap;align-items:flex-end;justify-content:space-between;gap:18px;margin-bottom:36px}
.section-head h2{font-size:30px;line-height:1.35;position:relative;padding-left:16px}
.section-head h2::before{
  content:"";position:absolute;left:0;top:6px;bottom:6px;width:4px;border-radius:4px;background:var(--grad-brand);
}
.section-head .sub{font-size:15px;color:var(--muted);max-width:640px;margin-top:10px}

/* ── 答疑说明条 ── */
.brief{display:grid;grid-template-columns:1fr 1fr;gap:24px}
.brief-card{
  background:var(--card);border:1px solid var(--line);border-radius:var(--radius-xl);
  padding:32px;box-shadow:var(--shadow-1);transition:transform var(--tr),box-shadow var(--tr);
}
.brief-card:hover{transform:translateY(-3px);box-shadow:var(--shadow-2)}
.brief-card h3{font-size:20px;margin-bottom:12px}
.brief-card p{font-size:15px;color:var(--muted);line-height:1.85}
.brief-list{margin-top:18px;display:grid;gap:10px}
.brief-list li{display:flex;gap:10px;font-size:15px;color:var(--muted)}
.brief-list li::before{
  content:"";flex:0 0 auto;width:8px;height:8px;margin-top:11px;border-radius:50%;background:var(--grad-brand);
}
.stat-strip{
  margin-top:24px;display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:16px;
}
.stat-badge{
  display:flex;align-items:center;gap:12px;background:#fff;border:1px solid var(--line);
  border-radius:999px;padding:12px 20px;box-shadow:var(--shadow-1);transition:transform var(--tr),box-shadow var(--tr);
}
.stat-badge:hover{transform:translateY(-2px);box-shadow:var(--shadow-2)}
.stat-num{font-size:22px;font-weight:800;background:var(--grad-brand);-webkit-background-clip:text;background-clip:text;color:transparent;transition:transform var(--tr)}
.stat-badge:hover .stat-num{transform:scale(1.03)}
.stat-desc{font-size:13px;color:var(--muted);line-height:1.5}

/* ── FAQ 双列 ── */
.faq-wrap{
  background:var(--card);border:1px solid var(--line);border-radius:var(--radius-xl);
  box-shadow:var(--shadow-1);padding:8px 28px;
}
.faq-columns{display:grid;grid-template-columns:1fr 1fr;gap:0 48px;position:relative}
.faq-columns::before{
  content:"";position:absolute;left:50%;top:16px;bottom:16px;width:1px;background:var(--line);transform:translateX(-24px);
}
.faq-card .accordion-item{border:0;border-bottom:1px solid var(--line);background:transparent}
.faq-card .accordion-item:last-child{border-bottom:0}
.faq-card .accordion-button{
  position:relative;background-color:transparent;background-repeat:no-repeat;background-position:left top;background-size:3px 100%;
  border:0;box-shadow:none;border-radius:0;color:var(--text);
  font-size:16px;font-weight:700;line-height:1.6;padding:24px 44px 24px 46px;
  transition:color var(--tr),background-image var(--tr);
}
.faq-card .accordion-button::before{
  content:"?";position:absolute;left:0;top:50%;transform:translateY(-50%);
  width:26px;height:26px;border-radius:50%;background:#EAF6E1;color:var(--brand-green);
  font-size:13px;font-weight:800;display:grid;place-items:center;
}
.faq-card .accordion-button::after{
  content:"";position:absolute;right:4px;top:50%;width:9px;height:9px;margin:0;background-image:none;
  border-right:2px solid var(--muted);border-bottom:2px solid var(--muted);
  transform:translateY(-70%) rotate(45deg);transition:transform var(--tr),border-color var(--tr);
}
.faq-card .accordion-button:not(.collapsed){
  color:var(--brand-green);
  background-image:linear-gradient(180deg,#C7F24C 0%,#2FA36B 100%);
}
.faq-card .accordion-button:not(.collapsed)::before{background:var(--grad-brand);color:var(--ink-900)}
.faq-card .accordion-button:not(.collapsed)::after{border-color:var(--brand-green);transform:translateY(-30%) rotate(-135deg)}
.faq-card .accordion-button:focus{box-shadow:none;border:0;outline:none}
.faq-card .accordion-button:hover{color:var(--brand-green)}
.faq-card .accordion-body{
  padding:0 40px 24px 46px;font-size:15px;line-height:1.85;color:var(--muted);
}
.faq-card .accordion-collapse{border:0}

/* ── 联系卡 ── */
.ask-section{padding:88px 0 0}
.ask-grid{display:grid;grid-template-columns:.95fr 1.05fr;gap:32px;align-items:start}
.ask-info{
  background:var(--grad-dark);color:rgba(255,255,255,.8);border-radius:var(--radius-xl);
  padding:40px 36px;position:relative;overflow:hidden;
}
.ask-info::after{
  content:"";position:absolute;right:-30%;bottom:-40%;width:70%;height:180px;
  background-image:repeating-linear-gradient(115deg,rgba(199,242,76,.16) 0 2px,transparent 2px 20px);
  transform:rotate(-8deg);pointer-events:none;
}
.ask-info h2{color:#fff;font-size:26px;line-height:1.4;margin-bottom:14px;position:relative;z-index:2}
.ask-info p{position:relative;z-index:2;font-size:15px;line-height:1.85}
.ask-meta{position:relative;z-index:2;margin-top:26px;display:grid;gap:14px}
.ask-meta li{display:flex;gap:12px;font-size:14px;align-items:flex-start}
.ask-meta li .ico{
  flex:0 0 auto;width:26px;height:26px;border-radius:50%;background:rgba(199,242,76,.18);
  color:var(--brand-lime);display:grid;place-items:center;font-size:12px;font-weight:800;
}
.form-card{
  background:var(--card);border:1px solid var(--line);border-radius:var(--radius-xl);
  padding:36px;box-shadow:var(--shadow-1);
}
.form-card h3{font-size:21px;margin-bottom:6px}
.form-card .form-hint{font-size:14px;color:var(--muted);margin-bottom:24px}
.form-row{display:grid;grid-template-columns:1fr 1fr;gap:18px}
.form-group{margin-bottom:18px}
.form-label{display:block;font-size:14px;font-weight:600;margin-bottom:8px;color:var(--text)}
.req{color:var(--cta);margin-left:2px}
.form-control,.form-select{
  width:100%;height:48px;border-radius:999px;border:1px solid var(--line);background:#fff;
  padding:0 20px;font-size:15px;color:var(--text);font-family:inherit;
  transition:border-color var(--tr),box-shadow var(--tr);
}
.form-control::placeholder{color:#9AA79E}
.form-control:focus,.form-select:focus{border-color:var(--brand-lime);box-shadow:0 0 0 4px rgba(199,242,76,.28);outline:none}
textarea.form-control{height:auto;min-height:124px;padding:14px 20px;border-radius:18px;line-height:1.7;resize:vertical}
.form-privacy{font-size:12px;color:var(--muted);margin-top:14px;line-height:1.7}

/* ── CTA ── */
.cta-section{padding:88px 0 0}
.cta-card{
  position:relative;overflow:hidden;border-radius:var(--radius-xl);background:var(--grad-dark);
  padding:48px;display:flex;flex-wrap:wrap;align-items:center;justify-content:space-between;gap:28px;
  box-shadow:var(--shadow-2);
}
.cta-card::after{
  content:"";position:absolute;left:-10%;top:-60%;width:60%;height:220%;
  background-image:repeating-linear-gradient(115deg,rgba(199,242,76,.12) 0 2px,transparent 2px 22px);
  transform:rotate(6deg);pointer-events:none;
}
.cta-card h2{color:#fff;font-size:28px;line-height:1.4;margin-bottom:10px;position:relative;z-index:2}
.cta-card p{color:rgba(255,255,255,.78);font-size:15px;position:relative;z-index:2}
.cta-actions{position:relative;z-index:2;display:flex;flex-wrap:wrap;gap:14px}
.cta-text{position:relative;z-index:2;max-width:620px}

/* ── 页脚 ── */
.site-footer{position:relative;margin-top:96px;background:var(--grad-dark);color:rgba(255,255,255,.78);padding-bottom:72px}
.site-footer::before{content:"";position:absolute;top:0;left:0;right:0;height:3px;background:var(--grad-brand)}
.footer-top{display:grid;grid-template-columns:1.5fr 1fr 1fr 1fr;gap:40px;padding:64px 0 40px}
.footer-brand .brand{color:#fff}
.footer-brand .brand-text{color:#fff}
.footer-brand p{margin-top:16px;font-size:14px;line-height:1.85;color:rgba(255,255,255,.72);max-width:360px}
.footer-col h4{color:#fff;font-size:15px;margin-bottom:18px;font-weight:700}
.footer-col ul li{margin-bottom:11px;font-size:14px;color:rgba(255,255,255,.74)}
.footer-col a{color:rgba(255,255,255,.74)}
.footer-col a:hover{color:var(--brand-lime)}
.footer-bottom{
  border-top:1px solid rgba(255,255,255,.12);padding-top:22px;
  display:flex;flex-wrap:wrap;justify-content:space-between;gap:12px;
  font-size:13px;color:rgba(255,255,255,.58);
}

/* ── 悬浮转化条 ── */
.float-bar{
  position:fixed;right:24px;bottom:24px;z-index:60;
  display:flex;align-items:center;gap:14px;
  padding:10px 12px 10px 22px;background:#fff;border:1px solid var(--line);border-radius:999px;
  box-shadow:var(--shadow-2);opacity:0;visibility:hidden;transform:translateY(14px);
  transition:opacity var(--tr),transform var(--tr),visibility var(--tr);
}
.float-bar.is-visible{opacity:1;visibility:visible;transform:none}
.float-bar.is-hidden{display:none}
.float-text{font-size:14px;font-weight:600;color:var(--text);white-space:nowrap}
.float-close{
  width:32px;height:32px;border:0;border-radius:50%;background:#F1F5EC;color:var(--muted);
  font-size:16px;line-height:1;cursor:pointer;transition:background var(--tr),color var(--tr);
}
.float-close:hover{background:#E4EDDC;color:var(--text)}

/* ── 响应式 ── */
@media (max-width:1199.98px){
  .page-hero h1{font-size:36px}
  .brief{padding:0}
}
@media (max-width:991.98px){
  .nav-top{grid-template-columns:auto auto;gap:14px;padding:12px 0 4px}
  .nav-search{grid-column:1 / -1;order:3;justify-content:stretch;padding-bottom:4px}
  .search-box{max-width:none}
  .hamburger{display:flex}
  .nav-cta{display:none}
  .hero-grid{grid-template-columns:1fr;gap:32px}
  .page-hero h1{font-size:32px}
  .brief{grid-template-columns:1fr}
  .faq-columns{grid-template-columns:1fr;gap:0}
  .faq-columns::before{display:none}
  .ask-grid{grid-template-columns:1fr}
  .footer-top{grid-template-columns:1fr 1fr;gap:32px;padding:52px 0 32px}
}
@media (max-width:767.98px){
  body{padding-bottom:72px}
  .container{padding:0 16px}
  .section,.ask-section,.cta-section{padding-top:56px}
  .page-hero{padding:24px 0 52px}
  .page-hero h1{font-size:28px;line-height:1.36}
  .hero-lead{font-size:16px}
  .section-head h2{font-size:22px}
  .faq-wrap{padding:4px 18px}
  .faq-card .accordion-button{font-size:15px;padding:20px 34px 20px 42px}
  .faq-card .accordion-body{padding:0 12px 22px 42px}
  .form-card,.ask-info{padding:26px 22px}
  .form-row{grid-template-columns:1fr}
  .cta-card{padding:32px 24px}
  .cta-card h2{font-size:22px}
  .cta-actions{width:100%}
  .cta-actions .btn{flex:1 1 auto}
  .stat-strip{grid-template-columns:1fr}
  .site-footer{margin-top:64px;padding-bottom:88px}
  .footer-top{grid-template-columns:1fr;padding:44px 0 26px}
  .footer-bottom{flex-direction:column;gap:8px}
  .float-bar{
    left:0;right:0;bottom:0;border-radius:0;padding:8px 14px;gap:10px;
    justify-content:space-between;transform:translateY(100%);
  }
  .float-bar.is-visible{transform:none}
  .float-text{font-size:13px;white-space:normal}
  .float-bar .btn{padding:9px 18px;min-height:40px;font-size:14px}
}
@media (max-width:519.98px){
  .search-box{height:44px;padding-left:14px}
  .search-btn{padding:0 16px;font-size:13px}
  .brand{font-size:16px}
  .brand-mark{width:34px;height:34px}
  .page-hero h1{font-size:25px}
}