/* roulang page: index */
/* ============ 设计变量 ============ */
:root{
  --brand:#0E9F6E;
  --brand-deep:#06251B;
  --brand-lime:#7CE8A8;
  --accent:#FFB020;
  --ink:#0F1A16;
  --ink-2:#4A5F57;
  --line:#E3E9E5;
  --bg:#F6F8F5;
  --surface:#FFFFFF;
  --surface-dark:#0B1512;
  --danger:#E5484D;
  --grad:linear-gradient(135deg,#0E9F6E 0%,#3FCB8C 55%,#7CE8A8 100%);
  --radius-lg:24px;
  --radius-md:16px;
  --radius-sm:12px;
  --shadow:0 8px 24px rgba(6,37,27,.06);
  --shadow-hover:0 18px 40px rgba(6,37,27,.12);
  --container:1200px;
}

/* ============ 基础重置 ============ */
*,*::before,*::after{box-sizing:border-box;}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth;}
body{
  margin:0;
  font-family:"Noto Sans SC","PingFang SC","Microsoft YaHei",system-ui,-apple-system,"Segoe UI",sans-serif;
  font-size:16px;
  line-height:1.75;
  color:var(--ink);
  background:var(--bg);
  -webkit-font-smoothing:antialiased;
}
img{display:block;max-width:100%;height:auto;}
a{color:inherit;text-decoration:none;transition:color .25s ease;}
ul,ol{margin:0;padding:0;list-style:none;}
h1,h2,h3,h4,h5,h6{
  font-family:inherit;
  color:var(--ink);
  margin:0;
  font-weight:700;
  line-height:1.28;
  letter-spacing:-0.01em;
}
h1{font-size:clamp(32px,4.2vw,54px);font-weight:800;line-height:1.15;letter-spacing:-0.02em;}
h2{font-size:clamp(26px,3vw,34px);font-weight:700;}
h3{font-size:20px;font-weight:700;}
p{margin:0 0 1em;}
p:last-child{margin-bottom:0;}
button{font-family:inherit;cursor:pointer;}
input,textarea,select{font-family:inherit;}
:focus-visible{outline:2px solid var(--brand);outline-offset:3px;}

/* ============ 容器与板块 ============ */
.wrap{width:100%;max-width:var(--container);margin:0 auto;padding:0 24px;}
.section{padding:96px 0;}
.section-tight{padding:64px 0;}
.grid-padding-x{margin-left:-12px;margin-right:-12px;}
.grid-padding-x>.cell{padding-left:12px;padding-right:12px;}
.sec-head{max-width:740px;margin-bottom:52px;}
.sec-head.center{margin-left:auto;margin-right:auto;text-align:center;}
.eyebrow{
  display:inline-flex;align-items:center;gap:8px;
  padding:6px 14px;border-radius:999px;
  background:rgba(14,159,110,.1);color:var(--brand);
  font-size:12px;font-weight:700;letter-spacing:.08em;
}
.sec-head h2{margin:16px 0 12px;}
.sec-head .sec-desc{font-size:16px;color:var(--ink-2);margin:0;}
.sec-bar{display:flex;align-items:flex-end;justify-content:space-between;gap:24px;margin-bottom:48px;flex-wrap:wrap;}
.sec-bar .sec-head{margin-bottom:0;}

/* ============ 按钮 ============ */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  padding:14px 28px;border-radius:999px;border:1px solid transparent;
  font-size:15px;font-weight:700;line-height:1;
  transition:transform .25s ease,box-shadow .25s ease,filter .25s ease,background .25s ease;
  cursor:pointer;
}
.btn i{font-size:13px;transition:transform .25s ease;}
.btn:hover i.fa-arrow-right{transform:translateX(4px);}
.btn-primary{background:var(--grad);color:#fff;box-shadow:0 10px 26px rgba(14,159,110,.28);}
.btn-primary:hover{filter:brightness(1.06);transform:translateY(-2px);box-shadow:0 16px 34px rgba(14,159,110,.34);}
.btn-primary:active{transform:translateY(0);}
.btn-ghost{background:rgba(255,255,255,.1);border-color:rgba(255,255,255,.35);color:#fff;backdrop-filter:blur(8px);}
.btn-ghost:hover{background:rgba(255,255,255,.2);transform:translateY(-2px);}
.btn-white{background:#fff;color:var(--brand-deep);box-shadow:0 10px 26px rgba(6,37,27,.16);}
.btn-white:hover{transform:translateY(-2px);box-shadow:0 16px 34px rgba(6,37,27,.22);}
.btn-outline{background:transparent;border-color:var(--line);color:var(--ink);}
.btn-outline:hover{border-color:var(--brand);color:var(--brand);transform:translateY(-2px);}
.btn-sm{padding:11px 20px;font-size:14px;}
.btn-block{width:100%;}
.link-arrow{display:inline-flex;align-items:center;gap:8px;font-size:15px;font-weight:700;color:var(--brand);}
.link-arrow i{font-size:12px;transition:transform .25s ease;}
.link-arrow:hover i{transform:translateX(4px);}

/* ============ 导航 ============ */
.site-header{position:fixed;top:0;left:0;right:0;z-index:80;transition:box-shadow .3s ease;}
.site-header::before{
  content:"";position:absolute;inset:0;
  background:rgba(255,255,255,.08);
  backdrop-filter:blur(16px) saturate(140%);
  -webkit-backdrop-filter:blur(16px) saturate(140%);
  border-bottom:1px solid rgba(255,255,255,.18);
  box-shadow:0 6px 24px rgba(6,37,27,.08);
  transition:background .3s ease,box-shadow .3s ease,border-color .3s ease;
}
.nav-inner{position:relative;z-index:1;display:flex;align-items:center;gap:28px;height:80px;transition:height .3s ease;}
.brand{display:inline-flex;align-items:center;gap:10px;flex-shrink:0;}
.brand-mark{
  width:34px;height:34px;border-radius:11px;
  background:var(--grad);color:#fff;
  display:grid;place-items:center;
  font-size:16px;font-weight:800;letter-spacing:-0.04em;
  box-shadow:0 6px 16px rgba(14,159,110,.32);
}
.brand-name{font-size:17px;font-weight:800;color:#fff;letter-spacing:-0.01em;transition:color .3s ease;white-space:nowrap;}
.nav-links{display:flex;align-items:center;gap:26px;margin-left:auto;}
.nav-link{position:relative;font-size:15px;font-weight:600;color:rgba(255,255,255,.88);padding:6px 0;transition:color .3s ease;}
.nav-link::after{
  content:"";position:absolute;left:0;right:0;bottom:0;height:2px;border-radius:2px;
  background:var(--brand-lime);transform:scaleX(0);transform-origin:left;transition:transform .3s ease;
}
.nav-link:hover{color:#fff;}
.nav-link:hover::after,.nav-link.is-active::after{transform:scaleX(1);}
.nav-link.is-active{color:#fff;font-weight:700;}
.nav-actions{display:flex;align-items:center;gap:12px;margin-left:8px;}
.icon-btn{
  width:40px;height:40px;border-radius:50%;
  display:grid;place-items:center;
  background:rgba(255,255,255,.12);
  border:1px solid rgba(255,255,255,.24);
  color:#fff;font-size:15px;
  transition:background .25s ease,transform .25s ease,color .25s ease,border-color .25s ease;
}
.icon-btn:hover{background:rgba(255,255,255,.24);transform:translateY(-2px);}
.burger{display:none;width:42px;height:42px;border-radius:12px;background:rgba(255,255,255,.12);border:1px solid rgba(255,255,255,.24);color:#fff;font-size:16px;align-items:center;justify-content:center;}
.site-header.is-stuck::before{background:rgba(255,255,255,.97);border-bottom-color:var(--line);box-shadow:0 10px 30px rgba(6,37,27,.1);}
.site-header.is-stuck .nav-inner{height:64px;}
.site-header.is-stuck .brand-name{color:var(--ink);}
.site-header.is-stuck .nav-link{color:var(--ink-2);}
.site-header.is-stuck .nav-link:hover,.site-header.is-stuck .nav-link.is-active{color:var(--brand);}
.site-header.is-stuck .nav-link::after{background:var(--brand);}
.site-header.is-stuck .icon-btn{background:var(--bg);border-color:var(--line);color:var(--ink);}
.site-header.is-stuck .burger{background:var(--bg);border-color:var(--line);color:var(--ink);}

/* 移动抽屉 */
.drawer-mask{
  position:fixed;inset:0;z-index:90;background:rgba(6,37,27,.5);
  backdrop-filter:blur(3px);opacity:0;visibility:hidden;transition:opacity .3s ease,visibility .3s ease;
}
.drawer-mask.is-open{opacity:1;visibility:visible;}
.nav-drawer{
  position:fixed;top:0;right:0;bottom:0;z-index:95;
  width:min(340px,86vw);padding:26px 22px;
  background:var(--surface);border-radius:24px 0 0 24px;
  box-shadow:-20px 0 60px rgba(6,37,27,.2);
  transform:translateX(102%);
  transition:transform .35s cubic-bezier(.4,0,.2,1);
  display:flex;flex-direction:column;
}
.nav-drawer.is-open{transform:translateX(0);}
.drawer-head{display:flex;align-items:center;justify-content:space-between;gap:12px;padding-bottom:20px;border-bottom:1px solid var(--line);}
.drawer-head .brand-name{color:var(--ink);font-size:16px;}
.drawer-close{width:38px;height:38px;border-radius:50%;border:1px solid var(--line);background:var(--bg);color:var(--ink-2);font-size:18px;display:grid;place-items:center;transition:.25s ease;}
.drawer-close:hover{background:var(--brand);color:#fff;border-color:var(--brand);}
.drawer-links{display:flex;flex-direction:column;margin-top:12px;}
.drawer-link{display:flex;align-items:center;justify-content:space-between;height:56px;font-size:16px;font-weight:600;color:var(--ink);border-bottom:1px solid var(--line);}
.drawer-link i{font-size:12px;color:var(--ink-2);transition:transform .25s ease;}
.drawer-link:hover,.drawer-link.is-active{color:var(--brand);}
.drawer-link:hover i{transform:translateX(4px);}
.drawer-cta{margin-top:auto;}

/* ============ 首屏 ============ */
.hero{
  position:relative;overflow:hidden;
  min-height:640px;display:flex;align-items:center;
  padding:140px 0 88px;
  color:#fff;
  background:linear-gradient(155deg,rgba(6,37,27,.93) 0%,rgba(6,37,27,.72) 55%,rgba(6,37,27,.58) 100%),
             url('/assets/images/backpic/back-1.webp') center/cover no-repeat;
}
.hero::after{
  content:"";position:absolute;inset:0;pointer-events:none;
  background:radial-gradient(circle at 18% 12%,rgba(124,232,168,.22),transparent 58%);
}
.hero .wrap{position:relative;z-index:2;}
.hero-tag{
  display:inline-flex;align-items:center;gap:8px;
  padding:7px 16px;border-radius:999px;
  background:rgba(124,232,168,.14);border:1px solid rgba(124,232,168,.34);
  color:var(--brand-lime);font-size:12px;font-weight:700;letter-spacing:.08em;
}
.hero h1{margin:22px 0 18px;color:#fff;max-width:15em;}
.hero h1 em{font-style:normal;color:var(--brand-lime);}
.hero-lead{font-size:17px;line-height:1.85;color:rgba(255,255,255,.82);max-width:34em;margin-bottom:32px;}
.hero-actions{display:flex;gap:14px;flex-wrap:wrap;margin-bottom:34px;}
.hero-badges{display:flex;gap:12px;flex-wrap:wrap;}
.hero-badge{
  display:flex;align-items:center;gap:10px;
  padding:10px 18px;border-radius:999px;
  background:rgba(255,255,255,.1);border:1px solid rgba(255,255,255,.18);
  backdrop-filter:blur(10px);
}
.hero-badge strong{font-size:20px;font-weight:800;color:var(--brand-lime);font-variant-numeric:tabular-nums;line-height:1;}
.hero-badge span{font-size:12px;color:rgba(255,255,255,.78);}
.hero-visual{position:relative;}
.hero-visual img{
  width:100%;aspect-ratio:4/3;object-fit:cover;
  border-radius:var(--radius-lg);
  box-shadow:0 28px 60px rgba(0,0,0,.42);
  border:1px solid rgba(255,255,255,.16);
  transform:translateY(-6px);
}
.hero-float{
  position:absolute;left:-14px;bottom:26px;
  display:flex;align-items:center;gap:12px;
  padding:12px 18px;border-radius:16px;
  background:rgba(255,255,255,.92);
  backdrop-filter:blur(12px);
  box-shadow:0 18px 40px rgba(0,0,0,.24);
}
.hero-float strong{font-size:22px;font-weight:800;color:var(--brand);font-variant-numeric:tabular-nums;line-height:1;}
.hero-float span{font-size:12px;color:var(--ink-2);}

/* ============ 信任条 ============ */
.trust{position:relative;z-index:6;margin-top:-36px;}
.trust-card{
  background:var(--surface);
  border:1px solid var(--line);
  border-radius:var(--radius-lg);
  box-shadow:0 18px 44px rgba(6,37,27,.1);
  padding:30px 10px;
  text-align:center;
}
.trust-item{position:relative;padding:8px 0;}
.trust-num{font-size:32px;font-weight:800;color:var(--brand);line-height:1.15;font-variant-numeric:tabular-nums;}
.trust-num small{font-size:15px;font-weight:700;margin-left:2px;color:var(--ink-2);}
.trust-label{font-size:13px;color:var(--ink-2);margin-top:4px;}

/* ============ 卖点三连 ============ */
.feature-big{
  background:var(--surface);border:1px solid var(--line);
  border-radius:var(--radius-lg);padding:38px;
  box-shadow:var(--shadow);height:100%;
  transition:transform .3s ease,box-shadow .3s ease;
}
.feature-big:hover{transform:translateY(-4px);box-shadow:var(--shadow-hover);}
.feature-num{
  font-size:64px;font-weight:800;line-height:1;
  color:transparent;-webkit-text-stroke:1.5px var(--brand);
  transition:color .3s ease,-webkit-text-stroke .3s ease;
  font-variant-numeric:tabular-nums;
}
.feature-big:hover .feature-num,.feature-small:hover .feature-num{color:var(--brand);-webkit-text-stroke:0;}
.feature-icon{
  width:52px;height:52px;border-radius:15px;
  display:grid;place-items:center;font-size:20px;
  background:rgba(14,159,110,.1);color:var(--brand);
  margin:22px 0 18px;
}
.feature-big h3{font-size:23px;margin-bottom:12px;}
.feature-big p{font-size:15px;color:var(--ink-2);line-height:1.85;margin-bottom:22px;}
.feature-small{
  background:var(--surface);border:1px solid var(--line);
  border-radius:var(--radius-md);padding:26px;
  box-shadow:var(--shadow);
  transition:transform .3s ease,box-shadow .3s ease;
}
.feature-small:hover{transform:translateY(-4px);box-shadow:var(--shadow-hover);}
.feature-small .feature-num{font-size:40px;}
.feature-small h3{font-size:18px;margin:12px 0 10px;}
.feature-small p{font-size:14px;color:var(--ink-2);margin-bottom:16px;}
.feature-small+.feature-small{margin-top:24px;}
.feature-stack{height:100%;display:flex;flex-direction:column;justify-content:space-between;}

/* ============ 场景图文 ============ */
.scene-row+.scene-row{margin-top:88px;}
.scene-media{position:relative;border-radius:var(--radius-lg);overflow:hidden;box-shadow:0 18px 44px rgba(6,37,27,.14);}
.scene-media img{width:100%;aspect-ratio:16/11;object-fit:cover;}
.float-badge{
  position:absolute;left:20px;bottom:20px;
  display:flex;align-items:center;gap:10px;
  padding:10px 16px;border-radius:14px;
  background:rgba(255,255,255,.9);
  backdrop-filter:blur(12px);
  box-shadow:0 12px 28px rgba(6,37,27,.18);
}
.float-badge strong{font-size:20px;font-weight:800;color:var(--accent);line-height:1;font-variant-numeric:tabular-nums;}
.float-badge span{font-size:12px;color:var(--ink-2);}
.scene-copy h3{font-size:26px;margin-bottom:14px;}
.scene-copy p{font-size:16px;color:var(--ink-2);line-height:1.9;margin-bottom:18px;}
.scene-list{margin:0 0 24px;}
.scene-list li{position:relative;padding-left:22px;font-size:15px;color:var(--ink-2);margin-bottom:8px;}
.scene-list li::before{
  content:"";position:absolute;left:0;top:11px;
  width:7px;height:7px;border-radius:50%;background:var(--brand);
}

/* ============ 资讯列表 ============ */
.news-cell{margin-bottom:24px;}
.news-card{
  display:flex;flex-direction:column;height:100%;
  background:var(--surface);border:1px solid var(--line);
  border-radius:var(--radius-lg);overflow:hidden;
  box-shadow:var(--shadow);
  transition:transform .3s ease,box-shadow .3s ease;
}
.news-card:hover{transform:translateY(-4px);box-shadow:var(--shadow-hover);}
.news-thumb{overflow:hidden;}
.news-thumb img{width:100%;aspect-ratio:16/10;object-fit:cover;transition:transform .5s ease;}
.news-card:hover .news-thumb img{transform:scale(1.04);}
.news-body{padding:22px 24px 24px;display:flex;flex-direction:column;flex:1;}
.tag{
  display:inline-block;align-self:flex-start;
  padding:4px 12px;border-radius:999px;
  background:rgba(14,159,110,.12);color:var(--brand);
  font-size:12px;font-weight:700;
}
.news-card h3{
  font-size:18px;line-height:1.55;margin:12px 0 8px;
  display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;
  transition:color .25s ease;
}
.news-card:hover h3{color:var(--brand);}
.news-card p{
  font-size:14px;color:var(--ink-2);line-height:1.75;
  display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;
  margin:0;
}
.news-meta{
  display:flex;align-items:center;gap:8px;
  margin-top:auto;padding-top:16px;border-top:1px solid var(--line);
  font-size:12px;color:var(--ink-2);
}
.news-meta .dot{width:6px;height:6px;border-radius:50%;background:var(--accent);flex-shrink:0;}
.empty-card{
  background:var(--surface);
  border:1px dashed var(--line);
  border-radius:var(--radius-lg);
  padding:56px 28px;text-align:center;
}
.empty-card i{font-size:30px;color:var(--brand);opacity:.7;margin-bottom:14px;display:block;}
.empty-card p{font-size:15px;color:var(--ink-2);margin-bottom:18px;}

/* ============ 评价 ============ */
.score-card{
  background:var(--surface);border:1px solid var(--line);
  border-radius:var(--radius-lg);padding:36px;
  box-shadow:var(--shadow);height:100%;
  display:flex;flex-direction:column;justify-content:center;
}
.score-num{font-size:60px;font-weight:800;color:var(--brand);line-height:1;font-variant-numeric:tabular-nums;}
.score-num small{font-size:20px;color:var(--ink-2);font-weight:600;}
.stars{color:var(--accent);font-size:16px;letter-spacing:3px;margin:12px 0 10px;}
.score-card p{font-size:14px;color:var(--ink-2);line-height:1.85;margin:0;}
.review-card{
  position:relative;
  background:var(--surface);border:1px solid var(--line);
  border-radius:18px;padding:24px;
  box-shadow:var(--shadow);height:100%;
  transition:transform .3s ease,box-shadow .3s ease;
  overflow:hidden;
}
.review-card:hover{transform:translateY(-3px);box-shadow:var(--shadow-hover);}
.review-card::before{
  content:"\201C";position:absolute;left:16px;bottom:0;
  font-size:64px;line-height:1;color:rgba(14,159,110,.12);font-family:Georgia,serif;
}
.review-card p{position:relative;font-size:15px;color:var(--ink);line-height:1.8;margin-bottom:18px;}
.reviewer{display:flex;align-items:center;gap:10px;position:relative;}
.avatar{
  width:40px;height:40px;border-radius:50%;flex-shrink:0;
  background:var(--grad);color:#fff;
  display:grid;place-items:center;font-size:15px;font-weight:800;
}
.reviewer-name{font-size:14px;font-weight:700;color:var(--ink);line-height:1.4;}
.reviewer-role{font-size:12px;color:var(--ink-2);}
.review-cell{margin-bottom:24px;}

/* ============ FAQ ============ */
.faq-wrap{max-width:820px;margin:0 auto;}
.accordion{background:transparent;border:0;margin:0;}
.accordion-item{
  background:var(--surface);
  border:1px solid var(--line) !important;
  border-radius:var(--radius-md);
  box-shadow:var(--shadow);
  margin-bottom:14px;
  overflow:hidden;
  transition:box-shadow .3s ease;
}
.accordion-item.is-active{box-shadow:var(--shadow-hover);}
.accordion-title{
  position:relative;
  padding:20px 66px 20px 24px;
  font-size:17px;font-weight:700;color:var(--ink);
  border:0;background:transparent;
  transition:color .25s ease;
}
.accordion-title:hover{color:var(--brand);}
.accordion-title::before{
  content:"+";
  position:absolute;right:22px;top:50%;
  transform:translateY(-50%);
  width:30px;height:30px;line-height:28px;
  text-align:center;border-radius:50%;
  background:rgba(14,159,110,.1);color:var(--brand);
  font-size:19px;font-weight:600;
  transition:transform .3s ease,background .3s ease,color .3s ease;
}
.accordion-item.is-active .accordion-title::before{
  content:"\2212";
  background:var(--brand);color:#fff;
  transform:translateY(-50%) rotate(180deg);
}
.accordion-content{
  padding:0 24px 22px;
  border:0 !important;background:transparent !important;
  color:var(--ink-2);font-size:15px;line-height:1.9;
}

/* ============ CTA 大卡 ============ */
.cta-card{
  position:relative;overflow:hidden;
  border-radius:32px;
  padding:56px;
  background:var(--grad);
  color:#fff;
  display:flex;align-items:center;justify-content:space-between;gap:36px;
  box-shadow:0 26px 60px rgba(14,159,110,.28);
}
.cta-card::after{
  content:"";position:absolute;inset:0;pointer-events:none;
  background:radial-gradient(circle at 84% 18%,rgba(255,255,255,.38),transparent 46%);
}
.cta-copy{position:relative;z-index:2;max-width:620px;}
.cta-copy h2{color:#fff;margin-bottom:12px;}
.cta-copy p{color:rgba(255,255,255,.9);font-size:16px;margin:0;}
.cta-card .btn{position:relative;z-index:2;flex-shrink:0;}

/* ============ 页脚 ============ */
.site-footer{background:var(--surface-dark);color:rgba(255,255,255,.7);padding:76px 0 0;margin-top:96px;}
.footer-title{font-size:15px;font-weight:700;color:#fff;margin-bottom:18px;letter-spacing:.02em;}
.footer-brand-name{font-size:19px;font-weight:800;color:#fff;display:inline-flex;align-items:center;gap:10px;margin-bottom:16px;}
.footer-brand-name .brand-mark{width:32px;height:32px;border-radius:10px;font-size:15px;}
.footer-desc{font-size:14px;line-height:1.85;color:rgba(255,255,255,.58);margin-bottom:20px;max-width:30em;}
.footer-socials{display:flex;gap:10px;}
.footer-socials span{
  width:36px;height:36px;border-radius:50%;
  display:grid;place-items:center;
  background:rgba(255,255,255,.08);
  border:1px solid rgba(255,255,255,.12);
  font-size:14px;color:rgba(255,255,255,.72);
  transition:background .25s ease,color .25s ease,transform .25s ease;
}
.footer-socials span:hover{background:var(--brand);color:#fff;transform:translateY(-2px);}
.footer-links li{margin-bottom:11px;}
.footer-links a{font-size:14px;color:rgba(255,255,255,.6);transition:color .25s ease,padding-left .25s ease;}
.footer-links a:hover{color:var(--brand-lime);padding-left:4px;}
.footer-contact{font-size:14px;color:rgba(255,255,255,.6);line-height:1.85;margin-bottom:16px;}
.sub-form{display:flex;gap:10px;flex-wrap:wrap;}
.sub-form input{
  flex:1;min-width:150px;height:48px;
  border-radius:12px;border:1px solid rgba(255,255,255,.18);
  background:rgba(255,255,255,.06);
  color:#fff;padding:0 16px;font-size:14px;
  transition:border-color .25s ease,box-shadow .25s ease,background .25s ease;
}
.sub-form input::placeholder{color:rgba(255,255,255,.42);}
.sub-form input:focus{outline:none;border-color:var(--brand-lime);box-shadow:0 0 0 3px rgba(124,232,168,.22);background:rgba(255,255,255,.1);}
.sub-form .btn{height:48px;padding:0 22px;font-size:14px;}
.form-hint{font-size:12px;color:rgba(255,255,255,.45);margin-top:10px;min-height:18px;}
.footer-bottom{
  margin-top:56px;padding:22px 0;
  border-top:1px solid rgba(255,255,255,.1);
  display:flex;align-items:center;justify-content:space-between;gap:16px;flex-wrap:wrap;
  font-size:12px;color:rgba(255,255,255,.42);
}
.footer-bottom a{color:rgba(255,255,255,.55);}
.footer-bottom a:hover{color:var(--brand-lime);}

/* ============ 固定转化条 ============ */
.sticky-cta{
  position:fixed;right:24px;bottom:24px;z-index:70;
  display:flex;align-items:center;gap:14px;
  padding:12px 16px 12px 22px;
  background:var(--surface-dark);color:#fff;
  border-radius:999px;
  border:1px solid rgba(255,255,255,.14);
  box-shadow:0 18px 44px rgba(6,37,27,.34);
  transform:translateY(160%);
  transition:transform .45s cubic-bezier(.4,0,.2,1),opacity .35s ease;
  max-width:calc(100% - 48px);
}
.sticky-cta.is-show{transform:translateY(0);}
.sticky-cta.is-hide{opacity:0;pointer-events:none;transform:translateY(160%);}
.sticky-cta span{font-size:14px;color:rgba(255,255,255,.86);white-space:nowrap;}
.sticky-close{
  width:28px;height:28px;border-radius:50%;flex-shrink:0;
  background:rgba(255,255,255,.12);border:0;color:rgba(255,255,255,.7);
  font-size:14px;display:grid;place-items:center;
  transition:background .25s ease,color .25s ease;
}
.sticky-close:hover{background:rgba(255,255,255,.24);color:#fff;}

/* ============ 搜索弹层 ============ */
.reveal{
  padding:34px;border-radius:var(--radius-lg);
  border:1px solid var(--line);
  box-shadow:0 30px 80px rgba(6,37,27,.26);
  background:var(--surface);
}
.reveal .close-button{
  position:absolute;top:14px;right:14px;
  width:34px;height:34px;border-radius:50%;
  background:var(--bg);color:var(--ink-2);
  font-size:18px;line-height:1;border:0;
  display:grid;place-items:center;
  transition:background .25s ease,color .25s ease;
}
.reveal .close-button:hover{background:var(--brand);color:#fff;}
.modal-title{font-size:22px;margin-bottom:8px;}
.modal-desc{font-size:14px;color:var(--ink-2);margin-bottom:20px;}
.search-form{display:flex;gap:10px;flex-wrap:wrap;}
.search-form input{
  flex:1;min-width:180px;height:48px;
  border-radius:12px;border:1px solid var(--line);
  background:var(--bg);color:var(--ink);
  padding:0 16px;font-size:14px;
  transition:border-color .25s ease,box-shadow .25s ease,background .25s ease;
}
.search-form input:focus{outline:none;border-color:var(--brand);box-shadow:0 0 0 3px rgba(14,159,110,.16);background:#fff;}
.search-form .btn{height:48px;padding:0 24px;font-size:14px;}
.search-hint{font-size:13px;color:var(--brand);margin-top:14px;min-height:20px;}

/* ============ 响应式 ============ */
@media (max-width:1024px){
  .nav-links{display:none;}
  .burger{display:inline-flex;}
  .nav-inner{gap:16px;}
  .section{padding:76px 0;}
  .hero{min-height:auto;padding:128px 0 96px;}
  .hero-visual{margin-top:48px;}
  .hero-float{left:12px;}
  .cta-card{padding:44px;flex-direction:column;align-items:flex-start;}
  .cta-card .btn{width:100%;}
  .trust-item:nth-child(odd)::before{display:none;}
}
@media (max-width:768px){
  .wrap{padding:0 18px;}
  .section{padding:56px 0;}
  .sec-head{margin-bottom:36px;}
  .hero{padding:112px 0 84px;text-align:center;}
  .hero-lead{margin-left:auto;margin-right:auto;}
  .hero-actions{justify-content:center;}
  .hero-badges{justify-content:center;}
  .hero h1{margin-left:auto;margin-right:auto;}
  .hero-visual img{transform:none;}
  .scene-row+.scene-row{margin-top:56px;}
  .scene-copy{margin-top:26px;}
  .scene-order-2{order:-1;}
  .cta-card{padding:34px 24px;border-radius:24px;}
  .cta-copy h2{font-size:24px;}
  .feature-big{padding:28px;}
  .feature-small+.feature-small{margin-top:18px;}
  .site-footer{padding:56px 0 0;margin-top:56px;}
  .footer-bottom{flex-direction:column;align-items:flex-start;gap:8px;}
  .sticky-cta{
    left:12px;right:12px;bottom:12px;max-width:none;
    border-radius:16px;padding:12px 14px;justify-content:space-between;
  }
  .sticky-cta span{white-space:normal;font-size:13px;line-height:1.4;}
  body{padding-bottom:88px;}
}
@media (max-width:520px){
  .hero-badge{padding:8px 14px;}
  .hero-badge strong{font-size:17px;}
  .btn{width:100%;}
  .hero-actions .btn{width:100%;}
  .trust-card{padding:18px 6px;}
  .trust-num{font-size:26px;}
  .accordion-title{font-size:15px;padding:16px 56px 16px 18px;}
  .accordion-content{padding:0 18px 18px;font-size:14px;}
  .score-card{padding:26px;}
  .score-num{font-size:46px;}
  .reveal{padding:24px;}
  .nav-actions .btn-sm{display:none;}
}

/* roulang page: category1 */
:root{
  --brand:#0E9F6E;
  --brand-deep:#06251B;
  --brand-lime:#7CE8A8;
  --accent:#FFB020;
  --ink:#0F1A16;
  --ink-2:#4A5F57;
  --line:#E3E9E5;
  --bg:#F6F8F5;
  --surface:#FFFFFF;
  --surface-dark:#0B1512;
  --grad:linear-gradient(135deg,#0E9F6E 0%,#3FCB8C 55%,#7CE8A8 100%);
  --radius-lg:24px;
  --radius-md:16px;
  --radius-sm:12px;
  --shadow-1:0 8px 24px rgba(6,37,27,.06);
  --shadow-2:0 18px 40px rgba(6,37,27,.12);
  --font-cn:"Noto Sans SC","PingFang SC","Microsoft YaHei",system-ui,-apple-system,"Segoe UI",sans-serif;
}
*,*::before,*::after{box-sizing:border-box;}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth;}
body{
  margin:0;
  font-family:var(--font-cn);
  font-size:16px;
  line-height:1.75;
  color:var(--ink);
  background:var(--bg);
  padding-bottom:0;
  -webkit-font-smoothing:antialiased;
}
h1,h2,h3,h4,p,ul,ol,figure{margin:0;}
ul,ol{padding:0;list-style:none;}
img{max-width:100%;display:block;}
a{color:inherit;text-decoration:none;transition:color .25s ease;}
button{font-family:inherit;border:0;background:none;cursor:pointer;}
input{font-family:inherit;}
:focus-visible{outline:2px solid var(--brand);outline-offset:3px;border-radius:6px;}

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

/* ---------- 按钮 ---------- */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  padding:14px 28px;border-radius:999px;font-size:15px;font-weight:700;
  border:1px solid transparent;transition:transform .25s ease,box-shadow .25s ease,background .25s ease,color .25s ease,border-color .25s ease;
  white-space:nowrap;
}
.btn-primary{background:var(--grad);color:#fff;box-shadow:0 10px 24px rgba(14,159,110,.28);}
.btn-primary:hover{filter:brightness(1.06);transform:translateY(-2px);box-shadow:0 16px 32px rgba(14,159,110,.34);color:#fff;}
.btn-primary:active{transform:translateY(0);filter:brightness(.98);}
.btn-ghost{background:rgba(255,255,255,.12);color:#fff;border-color:rgba(255,255,255,.35);backdrop-filter:blur(8px);}
.btn-ghost:hover{background:rgba(255,255,255,.2);transform:translateY(-2px);color:#fff;}
.btn-outline{background:#fff;color:var(--ink);border-color:var(--line);box-shadow:var(--shadow-1);}
.btn-outline:hover{border-color:var(--brand);color:var(--brand);transform:translateY(-2px);}
.btn-sm{padding:10px 20px;font-size:14px;}
.text-link{display:inline-flex;align-items:center;gap:8px;font-size:14px;font-weight:700;color:var(--brand);}
.text-link i{transition:transform .25s ease;}
.text-link:hover{color:#0B7F58;}
.text-link:hover i{transform:translateX(4px);}

/* ---------- 品牌标 ---------- */
.brand{display:inline-flex;align-items:center;gap:10px;}
.brand-mark{
  width:34px;height:34px;border-radius:11px;background:var(--grad);
  display:inline-flex;align-items:center;justify-content:center;
  color:#fff;font-weight:800;font-size:17px;letter-spacing:.02em;
  box-shadow:0 6px 16px rgba(14,159,110,.35);flex:0 0 auto;
}
.brand-name{font-size:17px;font-weight:800;letter-spacing:-.01em;}

/* ---------- 顶部导航 ---------- */
.site-header{
  position:fixed;top:0;left:0;right:0;z-index:900;
  background:rgba(255,255,255,.08);
  backdrop-filter:blur(16px) saturate(140%);
  -webkit-backdrop-filter:blur(16px) saturate(140%);
  border-bottom:1px solid rgba(255,255,255,.18);
  transition:background .3s ease,box-shadow .3s ease,border-color .3s ease;
}
.header-inner{display:flex;align-items:center;justify-content:space-between;gap:24px;height:80px;transition:height .3s ease;}
.site-header .brand-name{color:#fff;}
.site-header .brand .brand-mark{box-shadow:0 6px 18px rgba(0,0,0,.28);}
.nav-links{display:flex;align-items:center;gap:6px;}
.nav-link{
  position:relative;display:inline-block;padding:10px 14px;border-radius:999px;
  font-size:15px;font-weight:600;color:rgba(255,255,255,.88);
}
.nav-link::after{
  content:"";position:absolute;left:50%;bottom:2px;transform:translateX(-50%);
  width:0;height:2px;border-radius:2px;background:var(--brand-lime);transition:width .25s ease;
}
.nav-link:hover{color:#fff;background:rgba(255,255,255,.1);}
.nav-link:hover::after,.nav-link.is-active::after{width:22px;}
.nav-link.is-active{color:#fff;font-weight:800;}
.header-actions{display:flex;align-items:center;gap:10px;}
.icon-btn{
  width:42px;height:42px;border-radius:50%;display:inline-flex;align-items:center;justify-content:center;
  color:#fff;background:rgba(255,255,255,.12);border:1px solid rgba(255,255,255,.24);
  transition:background .25s ease,transform .25s ease,color .25s ease;
}
.icon-btn:hover{background:rgba(255,255,255,.24);transform:translateY(-2px);}
.menu-toggle{display:none;}
.site-header.is-stuck{background:#fff;border-bottom:1px solid var(--line);box-shadow:0 10px 30px rgba(6,37,27,.09);}
.site-header.is-stuck .header-inner{height:64px;}
.site-header.is-stuck .brand-name{color:var(--ink);}
.site-header.is-stuck .nav-link{color:var(--ink-2);}
.site-header.is-stuck .nav-link:hover{color:var(--ink);background:rgba(14,159,110,.08);}
.site-header.is-stuck .nav-link.is-active{color:var(--brand);}
.site-header.is-stuck .nav-link::after{background:var(--brand);}
.site-header.is-stuck .icon-btn{color:var(--ink);background:#F1F5F2;border-color:var(--line);}
.site-header.is-stuck .icon-btn:hover{background:#E6EFE9;}

/* ---------- 移动抽屉 ---------- */
.nav-drawer{
  position:fixed;top:0;right:0;bottom:0;width:min(340px,86vw);z-index:1000;
  background:#fff;border-radius:28px 0 0 28px;box-shadow:-20px 0 60px rgba(6,37,27,.22);
  transform:translateX(102%);transition:transform .35s cubic-bezier(.22,.68,.36,1);
  display:flex;flex-direction:column;padding:22px 22px 26px;
}
.nav-drawer.is-open{transform:translateX(0);}
.drawer-head{display:flex;align-items:center;justify-content:space-between;gap:12px;margin-bottom:16px;}
.drawer-head .brand-name{color:var(--ink);}
.drawer-close{
  width:40px;height:40px;border-radius:50%;background:#F1F5F2;color:var(--ink);
  display:inline-flex;align-items:center;justify-content:center;font-size:17px;
}
.drawer-links{display:flex;flex-direction:column;margin-bottom:auto;}
.drawer-links a{
  display:flex;align-items:center;min-height:56px;padding:0 6px;
  font-size:16px;font-weight:600;color:var(--ink-2);border-bottom:1px solid var(--line);
}
.drawer-links a.is-active{color:var(--brand);font-weight:800;}
.drawer-links a:hover{color:var(--brand);}
.drawer-cta{margin-top:20px;width:100%;}
.drawer-mask{
  position:fixed;inset:0;background:rgba(6,37,27,.42);z-index:990;
  opacity:0;visibility:hidden;transition:opacity .3s ease,visibility .3s ease;
}
.drawer-mask.is-open{opacity:1;visibility:visible;}

/* ---------- 页头 ---------- */
.page-hero{position:relative;overflow:hidden;background:var(--brand-deep);padding:140px 0 64px;min-height:360px;}
.page-hero-bg{
  position:absolute;inset:0;
  background-size:cover;background-position:center;
  filter:saturate(.9);
}
.page-hero::before{
  content:"";position:absolute;inset:0;z-index:1;
  background:
    radial-gradient(circle at 18% 12%, rgba(124,232,168,.22), transparent 58%),
    linear-gradient(120deg, rgba(6,37,27,.92) 0%, rgba(6,37,27,.72) 55%, rgba(6,37,27,.58) 100%);
}
.page-hero-inner{position:relative;z-index:2;}
.breadcrumb{display:flex;flex-wrap:wrap;align-items:center;gap:8px;font-size:12px;color:rgba(255,255,255,.68);margin-bottom:20px;}
.breadcrumb a{color:rgba(255,255,255,.78);}
.breadcrumb a:hover{color:var(--brand-lime);}
.breadcrumb .current{color:var(--brand-lime);font-weight:700;}
.eyebrow{
  display:inline-flex;align-items:center;gap:8px;
  padding:6px 14px;border-radius:999px;font-size:12px;font-weight:700;letter-spacing:.08em;
  color:var(--brand-lime);background:rgba(124,232,168,.14);border:1px solid rgba(124,232,168,.32);
  margin-bottom:18px;
}
.page-hero h1{
  font-size:clamp(26px,4vw,42px);line-height:1.2;letter-spacing:-.02em;font-weight:800;color:#fff;
  max-width:840px;margin-bottom:16px;
}
.page-hero-desc{font-size:16px;line-height:1.8;color:rgba(255,255,255,.82);max-width:680px;margin-bottom:26px;}
.badge-row{display:flex;flex-wrap:wrap;gap:12px;}
.badge{
  display:flex;align-items:center;gap:10px;padding:12px 18px;border-radius:14px;
  background:rgba(255,255,255,.1);border:1px solid rgba(255,255,255,.2);
  backdrop-filter:blur(10px);
}
.badge-num{font-size:22px;font-weight:800;color:var(--brand-lime);font-variant-numeric:tabular-nums;line-height:1;}
.badge-label{font-size:12px;color:rgba(255,255,255,.78);line-height:1.4;}

/* ---------- 通用板块 ---------- */
.section{padding:80px 0;}
.section-tight{padding:56px 0;}
.section-alt{background:#fff;}
.section-head{max-width:720px;margin-bottom:40px;}
.section-tag{
  display:inline-block;padding:5px 12px;border-radius:999px;font-size:12px;font-weight:800;
  letter-spacing:.1em;text-transform:uppercase;color:var(--brand);background:rgba(14,159,110,.1);
  margin-bottom:14px;
}
.section-head h2{font-size:clamp(24px,3vw,34px);line-height:1.25;font-weight:800;letter-spacing:-.02em;margin-bottom:12px;}
.section-head p{font-size:15px;color:var(--ink-2);line-height:1.8;}

/* ---------- 筛选胶囊 ---------- */
.chip-row{display:flex;flex-wrap:wrap;gap:10px;margin-bottom:34px;}
.chip{
  display:inline-flex;align-items:center;padding:9px 18px;border-radius:999px;
  font-size:14px;font-weight:600;color:var(--ink-2);background:#fff;border:1px solid var(--line);
  transition:all .25s ease;
}
.chip.is-current{background:var(--grad);color:#fff;border-color:transparent;box-shadow:0 10px 22px rgba(14,159,110,.26);}
.chip:not(.is-current):hover{border-color:var(--brand);color:var(--brand);}

/* ---------- 主题卡片网格 ---------- */
.card-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:26px;}
.topic-card{
  background:var(--surface);border:1px solid var(--line);border-radius:var(--radius-lg);
  box-shadow:var(--shadow-1);overflow:hidden;display:flex;flex-direction:column;
  transition:transform .3s ease,box-shadow .3s ease,border-color .3s ease;
}
.topic-card:hover{transform:translateY(-4px);box-shadow:var(--shadow-2);border-color:rgba(14,159,110,.3);}
.card-media{position:relative;aspect-ratio:16/10;overflow:hidden;background:#E9F1EC;}
.card-media img{width:100%;height:100%;object-fit:cover;transition:transform .5s ease;}
.topic-card:hover .card-media img{transform:scale(1.04);}
.card-body{padding:22px 24px 26px;display:flex;flex-direction:column;gap:12px;flex:1;}
.tag{
  align-self:flex-start;display:inline-block;padding:4px 12px;border-radius:999px;
  font-size:12px;font-weight:700;color:#0B7F58;background:rgba(14,159,110,.1);
}
.topic-card h3{font-size:19px;line-height:1.4;font-weight:800;letter-spacing:-.01em;}
.topic-card p{font-size:14px;line-height:1.75;color:var(--ink-2);display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;}
.topic-card .text-link{margin-top:auto;}

/* ---------- 准备要点双栏 ---------- */
.prep-grid{display:grid;grid-template-columns:1fr 1fr;gap:26px;}
.prep-card{
  background:#fff;border:1px solid var(--line);border-radius:var(--radius-lg);
  padding:30px 30px 32px;box-shadow:var(--shadow-1);
}
.prep-card h3{font-size:21px;font-weight:800;margin-bottom:8px;letter-spacing:-.01em;}
.prep-card .prep-sub{font-size:14px;color:var(--ink-2);margin-bottom:20px;}
.rule-list{display:flex;flex-direction:column;gap:14px;}
.rule-list li{display:flex;gap:12px;font-size:15px;line-height:1.7;color:var(--ink-2);}
.rule-list li i{color:var(--brand);margin-top:5px;font-size:14px;flex:0 0 auto;}
.prep-card.dark{
  background:var(--surface-dark);border-color:rgba(255,255,255,.08);color:#fff;
  box-shadow:0 10px 30px rgba(0,0,0,.28);
}
.prep-card.dark h3{color:#fff;}
.prep-card.dark .prep-sub{color:rgba(255,255,255,.66);}
.prep-card.dark .rule-list li{color:rgba(255,255,255,.76);}
.prep-card.dark .rule-list li i{color:var(--brand-lime);}
.note-strip{
  margin-top:26px;display:flex;align-items:flex-start;gap:14px;
  padding:18px 22px;border-radius:var(--radius-md);
  background:rgba(255,176,32,.1);border:1px solid rgba(255,176,32,.32);
  font-size:14px;line-height:1.75;color:#6B4A05;
}
.note-strip i{color:#B27700;font-size:16px;margin-top:2px;}

/* ---------- FAQ ---------- */
.faq-wrap{max-width:840px;margin:0 auto;display:flex;flex-direction:column;gap:14px;}
.faq-item{background:#fff;border:1px solid var(--line);border-radius:var(--radius-md);box-shadow:var(--shadow-1);overflow:hidden;transition:box-shadow .25s ease,border-color .25s ease;}
.faq-item:hover{border-color:rgba(14,159,110,.28);}
.faq-item.is-open{box-shadow:var(--shadow-2);border-color:rgba(14,159,110,.34);}
.faq-q{
  width:100%;display:flex;align-items:center;justify-content:space-between;gap:16px;
  padding:20px 22px;text-align:left;font-size:16px;font-weight:700;color:var(--ink);line-height:1.6;
}
.faq-icon{
  flex:0 0 auto;width:30px;height:30px;border-radius:50%;border:1px solid var(--line);
  display:inline-flex;align-items:center;justify-content:center;color:var(--ink-2);
  transition:transform .3s ease,background .3s ease,color .3s ease,border-color .3s ease;font-size:13px;
}
.faq-item.is-open .faq-icon{background:var(--brand);border-color:var(--brand);color:#fff;transform:rotate(180deg);}
.faq-a{max-height:0;overflow:hidden;transition:max-height .35s ease;}
.faq-item.is-open .faq-a{max-height:340px;}
.faq-a-inner{padding:0 22px 22px;font-size:14px;line-height:1.85;color:var(--ink-2);}

/* ---------- 大 CTA ---------- */
.cta-card{
  position:relative;overflow:hidden;border-radius:32px;background:var(--grad);
  padding:52px 48px;display:flex;align-items:center;justify-content:space-between;gap:32px;
  box-shadow:0 24px 60px rgba(14,159,110,.3);
}
.cta-card::before{
  content:"";position:absolute;inset:0;
  background:radial-gradient(circle at 82% 18%, rgba(255,255,255,.3), transparent 55%);
}
.cta-text{position:relative;z-index:2;max-width:620px;}
.cta-text h2{font-size:clamp(22px,2.6vw,30px);font-weight:800;color:#fff;letter-spacing:-.02em;margin-bottom:10px;}
.cta-text p{font-size:15px;line-height:1.75;color:rgba(255,255,255,.9);}
.cta-actions{position:relative;z-index:2;display:flex;flex-wrap:wrap;gap:12px;}
.cta-card .btn-outline{background:#fff;color:#0B7F58;border-color:transparent;box-shadow:0 12px 26px rgba(6,37,27,.18);}
.cta-card .btn-outline:hover{color:#06251B;transform:translateY(-2px);}
.cta-card .btn-ghost{border-color:rgba(255,255,255,.55);}

/* ---------- 页脚 ---------- */
.site-footer{background:var(--surface-dark);color:rgba(255,255,255,.7);padding:64px 0 26px;margin-top:80px;}
.footer-brand-name{display:flex;align-items:center;gap:10px;font-size:18px;font-weight:800;color:#fff;margin-bottom:14px;}
.footer-brand-name .brand-mark{width:32px;height:32px;border-radius:10px;font-size:16px;}
.footer-desc{font-size:13px;line-height:1.85;color:rgba(255,255,255,.62);max-width:340px;margin-bottom:18px;}
.footer-socials{display:flex;gap:10px;}
.footer-socials span{
  width:36px;height:36px;border-radius:50%;display:inline-flex;align-items:center;justify-content:center;
  background:rgba(255,255,255,.08);border:1px solid rgba(255,255,255,.14);color:rgba(255,255,255,.7);
  font-size:14px;transition:all .25s ease;
}
.footer-socials span:hover{background:var(--brand);color:#fff;border-color:var(--brand);}
.footer-title{font-size:14px;font-weight:800;color:#fff;margin-bottom:16px;letter-spacing:.02em;}
.footer-links li{margin-bottom:10px;}
.footer-links a{font-size:13px;color:rgba(255,255,255,.62);}
.footer-links a:hover{color:var(--brand-lime);}
.footer-contact{font-size:13px;line-height:1.8;color:rgba(255,255,255,.62);margin-bottom:14px;}
.sub-form{display:flex;gap:10px;}
.sub-form input{
  flex:1;height:48px;padding:0 16px;border-radius:var(--radius-sm);
  border:1px solid rgba(255,255,255,.18);background:rgba(255,255,255,.06);
  color:#fff;font-size:14px;transition:border-color .25s ease,box-shadow .25s ease;
}
.sub-form input::placeholder{color:rgba(255,255,255,.42);}
.sub-form input:focus{outline:none;border-color:var(--brand-lime);box-shadow:0 0 0 3px rgba(124,232,168,.22);}
.sub-form .btn{padding:0 20px;height:48px;font-size:14px;}
.form-hint{font-size:12px;margin-top:10px;min-height:18px;color:rgba(255,255,255,.55);}
.form-hint.is-error{color:#FF8A8E;}
.form-hint.is-ok{color:var(--brand-lime);}
.footer-bottom{
  display:flex;flex-wrap:wrap;justify-content:space-between;gap:12px;
  margin-top:44px;padding-top:22px;border-top:1px solid rgba(255,255,255,.1);
  font-size:12px;color:rgba(255,255,255,.42);
}

/* ---------- 底部固定转化条 ---------- */
.sticky-bar{
  position:fixed;right:24px;bottom:24px;z-index:800;
  display:flex;align-items:center;gap:16px;
  padding:12px 14px 12px 22px;border-radius:999px;
  background:var(--surface-dark);border:1px solid rgba(255,255,255,.14);
  box-shadow:0 18px 40px rgba(6,37,27,.35);
  color:#fff;max-width:520px;
  transform:translateY(140%);opacity:0;transition:transform .45s cubic-bezier(.22,.68,.36,1),opacity .35s ease;
}
.sticky-bar.is-shown{transform:translateY(0);opacity:1;}
.sticky-bar.is-hidden{transform:translateY(140%);opacity:0;pointer-events:none;}
.sticky-bar p{font-size:13px;line-height:1.5;margin:0;color:rgba(255,255,255,.86);}
.sticky-bar .btn{flex:0 0 auto;}
.sticky-close{
  width:30px;height:30px;border-radius:50%;background:rgba(255,255,255,.12);color:#fff;
  display:inline-flex;align-items:center;justify-content:center;font-size:12px;flex:0 0 auto;
}
.sticky-close:hover{background:rgba(255,255,255,.24);}

/* ---------- 响应式 ---------- */
@media (max-width:1024px){
  .nav-links{display:none;}
  .header-actions .btn-sm{display:none;}
  .menu-toggle{
    display:inline-flex;width:42px;height:42px;border-radius:50%;align-items:center;justify-content:center;
    color:#fff;background:rgba(255,255,255,.12);border:1px solid rgba(255,255,255,.24);font-size:16px;
  }
  .site-header.is-stuck .menu-toggle{color:var(--ink);background:#F1F5F2;border-color:var(--line);}
  .card-grid{grid-template-columns:repeat(2,1fr);}
  .section{padding:64px 0;}
  .cta-card{padding:40px 34px;}
}
@media (max-width:768px){
  .wrap{padding:0 18px;}
  .page-hero{padding:120px 0 52px;min-height:0;}
  .page-hero-desc{font-size:15px;}
  .badge-row{gap:10px;overflow-x:auto;flex-wrap:nowrap;padding-bottom:6px;scroll-snap-type:x mandatory;}
  .badge{scroll-snap-align:start;flex:0 0 auto;}
  .section{padding:52px 0;}
  .section-head{margin-bottom:30px;}
  .card-grid{grid-template-columns:1fr;}
  .prep-grid{grid-template-columns:1fr;}
  .cta-card{flex-direction:column;align-items:flex-start;padding:34px 24px;border-radius:24px;}
  .cta-actions{width:100%;}
  .cta-actions .btn{flex:1;justify-content:center;}
  .site-footer{padding:48px 0 22px;margin-top:56px;}
  .sticky-bar{
    left:0;right:0;bottom:0;max-width:none;border-radius:0;padding:12px 16px;
    border-left:0;border-right:0;border-bottom:0;
  }
  .sticky-bar p{font-size:12px;}
  .sticky-close{display:none;}
  body{padding-bottom:72px;}
  .footer-bottom{flex-direction:column;gap:8px;}
}
@media (max-width:520px){
  .page-hero h1{font-size:24px;}
  .badge-num{font-size:19px;}
  .chip{font-size:13px;padding:8px 14px;}
  .prep-card{padding:24px 20px;}
  .sub-form{flex-direction:column;}
  .sub-form .btn{width:100%;}
  .btn{padding:13px 22px;font-size:14px;min-height:44px;}
}

/* roulang page: article */
:root{
  --brand:#0E9F6E;
  --brand-deep:#06251B;
  --brand-lime:#7CE8A8;
  --accent:#FFB020;
  --ink:#0F1A16;
  --ink-2:#4A5F57;
  --line:#E3E9E5;
  --bg:#F6F8F5;
  --surface:#FFFFFF;
  --surface-dark:#0B1512;
  --grad:linear-gradient(135deg,#0E9F6E 0%,#3FCB8C 55%,#7CE8A8 100%);
  --radius-xl:32px;
  --radius-lg:24px;
  --radius-md:16px;
  --radius-sm:12px;
  --shadow:0 8px 24px rgba(6,37,27,.06);
  --shadow-hover:0 18px 40px rgba(6,37,27,.12);
  --font:"Noto Sans SC","PingFang SC","Microsoft YaHei",system-ui,-apple-system,BlinkMacSystemFont,"Segoe UI",sans-serif;
}
*,*::before,*::after{box-sizing:border-box}
html{scroll-behavior:smooth;-webkit-text-size-adjust:100%}
body{
  margin:0;
  font-family:var(--font);
  font-size:16px;
  line-height:1.75;
  color:var(--ink);
  background:var(--bg);
  -webkit-font-smoothing:antialiased;
  text-rendering:optimizeLegibility;
  padding-bottom:0;
}
body.no-scroll{overflow:hidden}
img{max-width:100%;display:block}
a{color:inherit;text-decoration:none}
button,input,textarea,select{font:inherit}
button{cursor:pointer}
h1,h2,h3,h4,p,figure,ul,ol{margin:0}
ul,ol{padding:0}
:focus-visible{outline:2px solid var(--brand);outline-offset:3px;border-radius:4px}
::selection{background:rgba(14,159,110,.2)}
.wrap{width:100%;max-width:1200px;margin:0 auto;padding:0 24px}
.section{padding:96px 0}
.grid-padding-x{margin-left:-12px;margin-right:-12px}
.grid-padding-x>.cell{padding-left:12px;padding-right:12px}
.card-grid>.cell{margin-bottom:24px}

/* Header */
.site-header{
  position:fixed;
  top:0;
  left:0;
  right:0;
  z-index:100;
  background:rgba(255,255,255,.08);
  -webkit-backdrop-filter:blur(16px) saturate(140%);
  backdrop-filter:blur(16px) saturate(140%);
  border-bottom:1px solid rgba(255,255,255,.18);
  box-shadow:0 10px 30px rgba(6,37,27,.08);
  transition:background .3s ease,box-shadow .3s ease,border-color .3s ease;
}
.site-header.is-stuck{
  background:rgba(255,255,255,.97);
  border-bottom-color:var(--line);
  box-shadow:0 12px 34px rgba(6,37,27,.10);
}
.header-inner{
  display:flex;
  align-items:center;
  gap:26px;
  height:80px;
  transition:height .3s ease;
}
.site-header.is-stuck .header-inner{height:64px}
.brand{
  display:inline-flex;
  align-items:center;
  gap:10px;
  color:#fff;
  font-size:19px;
  font-weight:800;
  letter-spacing:-.01em;
  white-space:nowrap;
  transition:color .25s ease;
}
.site-header.is-stuck .brand{color:var(--ink)}
.brand-mark{
  width:38px;height:38px;border-radius:12px;
  display:grid;place-items:center;
  background:var(--grad);
  color:#fff;font-weight:900;font-size:18px;
  box-shadow:0 8px 20px rgba(14,159,110,.34);
  flex:0 0 auto;
}
.brand-text{line-height:1}
.nav-links{
  display:flex;
  align-items:center;
  gap:25px;
  margin-left:auto;
}
.nav-link{
  position:relative;
  color:rgba(255,255,255,.88);
  font-size:15px;
  font-weight:600;
  padding:7px 0;
  transition:color .22s ease;
  white-space:nowrap;
}
.nav-link::after{
  content:"";
  position:absolute;
  left:0;right:0;bottom:-2px;
  height:2px;border-radius:999px;
  background:var(--brand-lime);
  transform:scaleX(0);
  transform-origin:left center;
  transition:transform .25s ease,background .25s ease;
}
.nav-link:hover,.nav-link.is-active{color:#fff}
.nav-link:hover::after,.nav-link.is-active::after{transform:scaleX(1)}
.site-header.is-stuck .nav-link{color:var(--ink-2)}
.site-header.is-stuck .nav-link:hover,.site-header.is-stuck .nav-link.is-active{color:var(--brand-deep)}
.site-header.is-stuck .nav-link::after{background:var(--brand)}
.nav-actions{display:flex;align-items:center;gap:12px;flex:0 0 auto}
.icon-btn{
  width:42px;height:42px;border-radius:50%;
  border:1px solid rgba(255,255,255,.28);
  background:rgba(255,255,255,.10);
  color:#fff;
  display:grid;place-items:center;
  transition:background .22s ease,color .22s ease,border-color .22s ease,transform .22s ease;
}
.icon-btn:hover{background:rgba(255,255,255,.2);transform:translateY(-1px)}
.site-header.is-stuck .icon-btn{color:var(--ink);border-color:var(--line);background:#fff}
.site-header.is-stuck .icon-btn:hover{background:#F0F6F3;border-color:#C9DAD2}
.menu-toggle{
  display:none;
  width:44px;height:44px;border-radius:12px;
  border:1px solid rgba(255,255,255,.28);
  background:rgba(255,255,255,.10);
  color:#fff;
  place-items:center;
  font-size:18px;
}
.site-header.is-stuck .menu-toggle{color:var(--ink);border-color:var(--line);background:#fff}
.drawer-backdrop{
  position:fixed;inset:0;z-index:110;
  background:rgba(6,37,27,.52);
  opacity:0;visibility:hidden;
  transition:opacity .3s ease,visibility .3s ease;
}
.drawer-backdrop.is-open{opacity:1;visibility:visible}
.mobile-drawer{
  position:fixed;top:0;right:0;bottom:0;z-index:120;
  width:min(86vw,360px);
  background:#fff;
  border-radius:28px 0 0 28px;
  box-shadow:-24px 0 70px rgba(6,37,27,.22);
  transform:translateX(105%);
  transition:transform .32s cubic-bezier(.2,.8,.2,1);
  padding:26px 22px;
  display:flex;
  flex-direction:column;
  overflow-y:auto;
}
.mobile-drawer.is-open{transform:translateX(0)}
.drawer-head{display:flex;align-items:center;justify-content:space-between;gap:16px;margin-bottom:18px}
.drawer-title{font-weight:800;color:var(--ink);font-size:16px}
.drawer-close{
  width:42px;height:42px;border-radius:50%;
  border:1px solid var(--line);background:#fff;color:var(--ink);
  display:grid;place-items:center;
}
.drawer-link{
  display:flex;align-items:center;justify-content:space-between;gap:12px;
  min-height:56px;padding:12px 4px;
  border-bottom:1px solid var(--line);
  color:var(--ink);font-weight:600;font-size:16px;
}
.drawer-link i{font-size:12px;color:#9BB0A7}
.drawer-link:hover,.drawer-link.is-active{color:var(--brand)}
.drawer-cta{margin-top:auto;padding-top:24px}
.drawer-cta .btn{width:100%}

/* Buttons */
.btn{
  display:inline-flex;
  align-items:center;
  justify-content:center;
  gap:8px;
  min-height:46px;
  padding:14px 28px;
  border-radius:999px;
  border:0;
  font-weight:700;
  font-size:15px;
  line-height:1;
  cursor:pointer;
  white-space:nowrap;
  transition:transform .2s ease,box-shadow .2s ease,background .2s ease,color .2s ease,filter .2s ease;
}
.btn i{font-size:13px;transition:transform .2s ease}
.btn:hover i.fa-arrow-right{transform:translateX(4px)}
.btn-primary{
  background:var(--grad);
  color:#fff;
  box-shadow:0 10px 24px rgba(14,159,110,.28);
}
.btn-primary:hover{filter:brightness(1.06);transform:translateY(-2px);box-shadow:0 14px 30px rgba(14,159,110,.34);color:#fff}
.btn-primary:active{transform:translateY(0)}
.btn-light{background:#fff;color:var(--brand-deep);box-shadow:0 10px 24px rgba(0,0,0,.12)}
.btn-light:hover{transform:translateY(-2px);background:#F5FFF9;color:var(--brand-deep)}
.btn-ghost{background:rgba(255,255,255,.10);border:1px solid rgba(255,255,255,.30);color:#fff}
.btn-ghost:hover{background:rgba(255,255,255,.18);transform:translateY(-2px);color:#fff}
.btn-outline{background:#fff;border:1px solid var(--line);color:var(--ink)}
.btn-outline:hover{border-color:#B8D8C9;background:#F7FCF9;transform:translateY(-2px)}
.btn-sm{min-height:40px;padding:10px 18px;font-size:14px}

/* Article hero */
.article-page{background:var(--bg)}
.article-hero{
  position:relative;
  overflow:hidden;
  padding:156px 0 118px;
  color:#fff;
  background:
    radial-gradient(circle at 18% 12%, rgba(124,232,168,.22), transparent 58%),
    radial-gradient(circle at 88% 78%, rgba(255,176,32,.10), transparent 48%),
    linear-gradient(135deg,#06251B 0%,#0A3A2A 64%,#0B4A33 100%);
}
.article-hero::after{
  content:"";
  position:absolute;right:-120px;top:-120px;
  width:460px;height:460px;border-radius:50%;
  border:1px solid rgba(124,232,168,.16);
  box-shadow:0 0 0 70px rgba(124,232,168,.035),0 0 0 140px rgba(124,232,168,.02);
  pointer-events:none;
}
.article-hero .wrap{position:relative;z-index:2}
.breadcrumbs{
  display:flex;flex-wrap:wrap;align-items:center;gap:8px;
  font-size:12px;line-height:1.6;
  color:rgba(255,255,255,.64);
  margin-bottom:28px;
}
.breadcrumbs a{color:rgba(255,255,255,.74);transition:color .2s ease}
.breadcrumbs a:hover{color:var(--brand-lime)}
.breadcrumbs .sep{color:rgba(255,255,255,.34)}
.breadcrumbs .current{color:var(--brand-lime);font-weight:600}
.crumb-title{
  display:inline-block;
  max-width:min(58vw,420px);
  overflow:hidden;
  text-overflow:ellipsis;
  white-space:nowrap;
  vertical-align:bottom;
}
.eyebrow{
  display:inline-flex;align-items:center;gap:8px;
  padding:7px 14px;
  border-radius:999px;
  font-size:12px;font-weight:700;
  letter-spacing:.08em;
  color:var(--brand-lime);
  background:rgba(124,232,168,.10);
  border:1px solid rgba(124,232,168,.24);
}
.eyebrow-light{
  color:#0B7A54;
  background:#E9F8F0;
  border-color:#D3F0E2;
}
.eyebrow-on-gradient{
  color:#fff;
  background:rgba(255,255,255,.14);
  border-color:rgba(255,255,255,.24);
}
.article-head h1{
  max-width:940px;
  margin:18px 0 20px;
  font-size:clamp(30px,4.2vw,44px);
  line-height:1.22;
  font-weight:800;
  letter-spacing:-.02em;
  overflow-wrap:anywhere;
}
.meta-row{
  display:flex;align-items:center;flex-wrap:wrap;gap:10px;
  color:rgba(255,255,255,.73);
  font-size:13px;
}
.meta-row i{color:var(--brand-lime);margin-right:5px;font-size:12px}
.meta-dot{width:4px;height:4px;border-radius:50%;background:rgba(255,255,255,.38);display:inline-block}

/* Cover */
.article-cover-wrap{
  position:relative;
  z-index:5;
  margin-top:-74px;
}
.article-cover{
  border-radius:var(--radius-lg);
  overflow:hidden;
  background:#fff;
  border:1px solid rgba(255,255,255,.6);
  box-shadow:0 26px 60px rgba(6,37,27,.18);
}
.article-cover img{
  width:100%;
  aspect-ratio:16/9;
  object-fit:cover;
}

/* Main layout */
.article-main{padding:64px 0 20px}
.article-body{
  font-size:17px;
  line-height:1.9;
  color:#1C2B25;
  overflow-wrap:anywhere;
}
.article-body h2{
  position:relative;
  margin:46px 0 18px;
  padding-left:18px;
  font-size:clamp(23px,2.6vw,29px);
  line-height:1.35;
  font-weight:800;
  letter-spacing:-.01em;
  color:var(--ink);
  scroll-margin-top:100px;
}
.article-body h2::before{
  content:"";
  position:absolute;left:0;top:6px;bottom:6px;
  width:4px;border-radius:999px;
  background:var(--grad);
}
.article-body h2:first-child{margin-top:0}
.article-body h3{
  margin:34px 0 12px;
  font-size:21px;
  line-height:1.5;
  font-weight:700;
  color:var(--ink);
}
.article-body h4{margin:26px 0 10px;font-size:18px;font-weight:700}
.article-body p{margin:0 0 1.1em}
.article-body a{color:var(--brand);text-decoration:underline;text-underline-offset:3px;text-decoration-thickness:1px}
.article-body a:hover{color:#087A53}
.article-body strong{font-weight:800;color:var(--ink)}
.article-body img{
  height:auto;
  border-radius:var(--radius-md);
  margin:28px auto;
  box-shadow:0 10px 28px rgba(6,37,27,.08);
}
.article-body figure{margin:28px 0}
.article-body figcaption{
  margin-top:10px;
  text-align:center;
  font-size:13px;
  line-height:1.7;
  color:var(--ink-2);
}
.article-body ul,.article-body ol{margin:0 0 1.2em;padding-left:24px}
.article-body ul{list-style:none}
.article-body ul>li{position:relative;padding-left:18px;margin:8px 0}
.article-body ul>li::before{
  content:"";position:absolute;left:0;top:.72em;
  width:7px;height:7px;border-radius:50%;
  background:var(--brand);
  box-shadow:0 0 0 4px rgba(14,159,110,.10);
}
.article-body ol>li{margin:8px 0;padding-left:6px}
.article-body ol>li::marker{color:var(--brand);font-weight:800}
.article-body blockquote{
  margin:30px 0;
  padding:20px 24px;
  background:#EAF8F0;
  border-left:4px solid var(--brand);
  border-radius:0 var(--radius-sm) var(--radius-sm) 0;
  color:#274238;
  font-style:normal;
}
.article-body blockquote p:last-child{margin-bottom:0}
.article-body table{
  width:100%;
  margin:28px 0;
  border-collapse:separate;
  border-spacing:0;
  border:1px solid var(--line);
  border-radius:var(--radius-sm);
  overflow:hidden;
  font-size:15px;
  line-height:1.65;
  background:#fff;
}
.article-body th,.article-body td{
  padding:12px 14px;
  text-align:left;
  border-bottom:1px solid var(--line);
  vertical-align:top;
}
.article-body th{background:#F0F7F3;color:var(--ink);font-weight:700}
.article-body tr:last-child td{border-bottom:0}
.article-body tbody tr:nth-child(even) td{background:#FAFCFB}
.article-body hr{border:0;border-top:1px solid var(--line);margin:36px 0}
.article-body .tip,.article-body .warn{
  margin:26px 0;
  padding:16px 18px;
  border-radius:var(--radius-sm);
  font-size:15px;
  line-height:1.8;
}
.article-body .tip{background:#EAF8F0;border:1px solid #CFECDD;color:#1C4A35}
.article-body .warn{background:#FFF7E6;border:1px solid #F5DFB3;color:#6A4A0A}
.empty-state{
  padding:56px 28px;
  text-align:center;
  background:#fff;
  border:1px solid var(--line);
  border-radius:var(--radius-lg);
  box-shadow:var(--shadow);
}
.empty-state i{font-size:34px;color:var(--brand);margin-bottom:14px}
.empty-state h2{font-size:24px;margin-bottom:10px;padding-left:0}
.empty-state h2::before{display:none}
.empty-state p{font-size:15px;color:var(--ink-2);margin-bottom:22px}

/* Sidebar */
.sidebar{
  display:flex;
  flex-direction:column;
  gap:20px;
  position:sticky;
  top:92px;
}
.side-card{
  background:var(--surface);
  border:1px solid var(--line);
  border-radius:20px;
  padding:22px;
  box-shadow:var(--shadow);
}
.side-title{
  display:flex;align-items:center;gap:8px;
  font-size:14px;font-weight:800;
  color:var(--ink);
  margin-bottom:14px;
}
.side-title i{color:var(--brand);font-size:13px}
.side-meta{display:flex;flex-direction:column;gap:10px}
.side-meta-row{display:flex;justify-content:space-between;gap:14px;font-size:13px;line-height:1.6}
.side-meta-row span:first-child{color:var(--ink-2);flex:0 0 auto}
.side-meta-row span:last-child{color:var(--ink);font-weight:600;text-align:right}
.side-list{list-style:none;display:flex;flex-direction:column}
.side-list li:last-child a{border-bottom:0}
.side-list a{
  display:flex;align-items:center;justify-content:space-between;gap:12px;
  padding:10px 0;
  border-bottom:1px dashed var(--line);
  font-size:14px;
  color:var(--ink-2);
  transition:color .2s ease,transform .2s ease;
}
.side-list a i{font-size:11px;color:#A5B8AF;transition:transform .2s ease,color .2s ease}
.side-list a:hover{color:var(--brand);transform:translateX(3px)}
.side-list a:hover i{color:var(--brand);transform:translateX(3px)}
.side-cta{
  position:relative;
  overflow:hidden;
  padding:24px;
  border-radius:20px;
  color:#fff;
  background:
    radial-gradient(circle at 90% 10%, rgba(124,232,168,.28), transparent 50%),
    linear-gradient(135deg,#06251B,#0C4B36);
  border:1px solid rgba(255,255,255,.10);
  box-shadow:0 16px 34px rgba(6,37,27,.18);
}
.side-cta h3{font-size:18px;line-height:1.45;margin-bottom:10px;font-weight:800}
.side-cta p{font-size:13px;line-height:1.75;color:rgba(255,255,255,.72);margin-bottom:16px}
.side-cta .btn{width:100%}

/* Tags */
.article-tags{
  display:flex;flex-wrap:wrap;align-items:center;gap:10px;
  margin-top:42px;
  padding-top:24px;
  border-top:1px solid var(--line);
}
.tag-label{font-size:13px;font-weight:800;color:var(--ink-2);margin-right:2px}
.tag-chip{
  display:inline-flex;align-items:center;
  min-height:34px;
  padding:6px 14px;
  border-radius:999px;
  background:#EAF8F0;
  color:#0B7A54;
  font-size:13px;
  font-weight:600;
  transition:background .2s ease,color .2s ease,transform .2s ease;
}
.tag-chip:hover{background:var(--brand);color:#fff;transform:translateY(-2px)}

/* Section heads */
.section-head{
  display:flex;align-items:flex-end;justify-content:space-between;gap:24px;
  margin-bottom:36px;
  flex-wrap:wrap;
}
.section-head h2{
  margin:10px 0 8px;
  font-size:clamp(25px,3vw,34px);
  line-height:1.3;
  font-weight:800;
  letter-spacing:-.015em;
}
.section-head p{max-width:560px;color:var(--ink-2);font-size:15px;line-height:1.8}
.text-link{
  display:inline-flex;align-items:center;gap:8px;
  color:var(--brand);
  font-size:14px;font-weight:700;
}
.text-link i{font-size:12px;transition:transform .2s ease}
.text-link:hover i{transform:translateX(4px)}

/* Cards */
.info-card{
  display:flex;
  flex-direction:column;
  height:100%;
  background:var(--surface);
  border:1px solid var(--line);
  border-radius:var(--radius-lg);
  overflow:hidden;
  box-shadow:var(--shadow);
  transition:transform .25s ease,box-shadow .25s ease,border-color .25s ease;
}
.info-card:hover{transform:translateY(-4px);box-shadow:var(--shadow-hover);border-color:#CFE4DA}
.card-media{position:relative;overflow:hidden;background:#EAF2EE}
.card-media img{width:100%;height:100%;aspect-ratio:16/10;object-fit:cover;transition:transform .45s ease}
.info-card:hover .card-media img{transform:scale(1.04)}
.card-body{display:flex;flex-direction:column;flex:1;padding:22px 24px 24px}
.card-body .tag-chip{align-self:flex-start;margin-bottom:12px}
.card-title{
  display:-webkit-box;
  -webkit-box-orient:vertical;
  -webkit-line-clamp:2;
  overflow:hidden;
  margin-bottom:10px;
  font-size:18px;
  line-height:1.55;
  font-weight:700;
  color:var(--ink);
  transition:color .2s ease;
}
.info-card:hover .card-title{color:var(--brand)}
.card-excerpt{
  display:-webkit-box;
  -webkit-box-orient:vertical;
  -webkit-line-clamp:2;
  overflow:hidden;
  margin-bottom:18px;
  font-size:14px;
  line-height:1.75;
  color:var(--ink-2);
}
.card-meta{
  display:flex;align-items:center;justify-content:space-between;gap:12px;
  margin-top:auto;
  padding-top:14px;
  border-top:1px solid #EEF3F0;
  font-size:12px;
  color:var(--ink-2);
}
.card-meta .date{display:inline-flex;align-items:center;gap:7px}
.card-meta .date::before{content:"";width:6px;height:6px;border-radius:50%;background:var(--accent)}
.card-meta .read{display:inline-flex;align-items:center;gap:6px;color:var(--brand);font-weight:700}
.card-meta .read i{font-size:11px;transition:transform .2s ease}
.info-card:hover .card-meta .read i{transform:translateX(4px)}

/* Related */
.related-section{padding:0 0 96px}
.post-nav-section{padding:0 0 96px}
.post-nav{
  display:grid;
  grid-template-columns:1fr 1fr;
  gap:18px;
}
.post-link{
  display:flex;align-items:center;justify-content:space-between;gap:18px;
  min-height:108px;
  padding:22px 24px;
  background:#fff;
  border:1px solid var(--line);
  border-radius:20px;
  box-shadow:var(--shadow);
  transition:transform .25s ease,box-shadow .25s ease,border-color .25s ease;
}
.post-link:hover{transform:translateY(-3px);box-shadow:var(--shadow-hover);border-color:#CFE4DA}
.post-link .direction{font-size:12px;font-weight:700;color:var(--brand);letter-spacing:.06em}
.post-link strong{
  display:-webkit-box;
  -webkit-box-orient:vertical;
  -webkit-line-clamp:2;
  overflow:hidden;
  margin-top:6px;
  font-size:16px;
  line-height:1.55;
  color:var(--ink);
}
.post-link .arrow{
  flex:0 0 auto;
  width:42px;height:42px;border-radius:50%;
  display:grid;place-items:center;
  background:#EAF8F0;color:var(--brand);
  transition:background .2s ease,color .2s ease,transform .2s ease;
}
.post-link:hover .arrow{background:var(--brand);color:#fff;transform:translateX(3px)}
.post-link.next{text-align:right}
.post-link.next .arrow{order:-1;transform:rotate(180deg)}
.post-link.next:hover .arrow{transform:rotate(180deg) translateX(3px)}

/* CTA */
.cta-section{padding:0 0 96px}
.cta-band{
  position:relative;
  overflow:hidden;
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:30px;
  padding:48px 52px;
  border-radius:var(--radius-xl);
  background:var(--grad);
  color:#fff;
  box-shadow:0 24px 54px rgba(14,159,110,.24);
}
.cta-band::before{
  content:"";
  position:absolute;right:-80px;top:-100px;
  width:380px;height:380px;border-radius:50%;
  background:radial-gradient(circle,rgba(255,255,255,.28),transparent 66%);
  pointer-events:none;
}
.cta-band::after{
  content:"";
  position:absolute;left:32%;bottom:-150px;
  width:300px;height:300px;border-radius:50%;
  border:1px solid rgba(255,255,255,.22);
  pointer-events:none;
}
.cta-copy{position:relative;z-index:2;max-width:660px}
.cta-copy h2{
  margin:14px 0 10px;
  font-size:clamp(25px,3vw,36px);
  line-height:1.3;
  font-weight:800;
  letter-spacing:-.015em;
}
.cta-copy p{color:rgba(255,255,255,.84);font-size:15px;line-height:1.8;max-width:580px}
.cta-band .btn{position:relative;z-index:2;flex:0 0 auto}

/* Footer */
.site-footer{
  background:var(--surface-dark);
  color:rgba(255,255,255,.72);
  padding:72px 0 0;
  margin-top:0;
}
.site-footer .wrap{position:relative}
.footer-brand-name{
  display:flex;align-items:center;gap:10px;
  color:#fff;font-size:20px;font-weight:800;letter-spacing:-.01em;
}
.footer-brand-name .brand-mark{width:36px;height:36px;font-size:17px}
.footer-desc{
  margin:16px 0 20px;
  max-width:350px;
  font-size:14px;
  line-height:1.8;
  color:rgba(255,255,255,.62);
}
.footer-socials{display:flex;gap:10px}
.footer-socials span{
  width:38px;height:38px;border-radius:50%;
  display:grid;place-items:center;
  background:rgba(255,255,255,.07);
  border:1px solid rgba(255,255,255,.12);
  color:var(--brand-lime);
  font-size:14px;
}
.footer-title{font-size:14px;font-weight:700;color:#fff;margin-bottom:16px}
.footer-links{list-style:none;display:flex;flex-direction:column;gap:10px}
.footer-links a{font-size:14px;color:rgba(255,255,255,.62);transition:color .2s ease}
.footer-links a:hover{color:var(--brand-lime)}
.footer-contact{font-size:13px;line-height:1.75;color:rgba(255,255,255,.55);max-width:300px}
.sub-form{display:flex;gap:8px;margin-top:14px}
.sub-form input{
  width:100%;min-width:0;height:46px;
  padding:0 14px;
  border-radius:var(--radius-sm);
  border:1px solid rgba(255,255,255,.16);
  background:rgba(255,255,255,.06);
  color:#fff;
  font-size:14px;
  transition:border-color .2s ease,box-shadow .2s ease,background .2s ease;
}
.sub-form input::placeholder{color:rgba(255,255,255,.42)}
.sub-form input:focus{
  outline:none;
  border-color:var(--brand-lime);
  background:rgba(255,255,255,.10);
  box-shadow:0 0 0 3px rgba(124,232,168,.18);
}
.sub-form input.is-error{border-color:#E5484D;box-shadow:0 0 0 3px rgba(229,72,77,.18)}
.sub-form button{
  height:46px;min-height:46px;
  padding:0 20px;
  border-radius:var(--radius-sm);
  flex:0 0 auto;
}
.form-hint{min-height:18px;margin-top:8px;font-size:12px;line-height:1.5;color:var(--brand-lime)}
.form-hint.is-error{color:#FF8D92}
.footer-bottom{
  display:flex;align-items:center;justify-content:space-between;gap:16px;flex-wrap:wrap;
  margin-top:40px;
  padding:22px 0;
  border-top:1px solid rgba(255,255,255,.10);
  font-size:12px;
  color:rgba(255,255,255,.45);
}

/* Mobile fixed CTA */
.mobile-cta{
  position:fixed;
  left:0;right:0;bottom:0;z-index:90;
  display:none;
  align-items:center;
  justify-content:space-between;
  gap:12px;
  padding:12px 18px;
  background:var(--surface-dark);
  color:#fff;
  border-top:1px solid rgba(255,255,255,.14);
  box-shadow:0 -12px 30px rgba(6,37,27,.22);
}
.mobile-cta span{font-size:13px;line-height:1.45;color:rgba(255,255,255,.82)}
.mobile-cta .btn{flex:0 0 auto}

/* Responsive */
@media (max-width:1024px){
  .nav-links{display:none}
  .menu-toggle{display:grid}
  .header-inner{gap:16px}
  .article-hero{padding:138px 0 104px}
  .sidebar{position:static}
  .article-main{padding-top:48px}
}
@media (max-width:768px){
  .wrap{padding:0 18px}
  .section{padding:56px 0}
  .header-inner{height:68px}
  .site-header.is-stuck .header-inner{height:62px}
  .brand{font-size:17px;gap:9px}
  .brand-mark{width:36px;height:36px;border-radius:11px;font-size:17px}
  .nav-cta{display:none}
  .icon-btn{width:40px;height:40px}
  .article-hero{padding:118px 0 86px}
  .article-head h1{font-size:clamp(26px,7vw,34px);line-height:1.28;margin:16px 0 18px}
  .meta-row{font-size:12px;gap:8px}
  .meta-row .meta-hide{display:none}
  .breadcrumbs{font-size:11px;margin-bottom:22px}
  .crumb-title{max-width:62vw}
  .article-cover-wrap{margin-top:-42px}
  .article-cover{border-radius:20px}
  .article-main{padding-top:40px}
  .article-body{font-size:16px;line-height:1.85}
  .article-body p{font-size:16px;line-height:1.85}
  .article-body h2{font-size:23px;margin-top:38px;padding-left:14px}
  .article-body h3{font-size:19px}
  .article-body table{display:block;overflow-x:auto;white-space:nowrap}
  .article-tags{gap:8px}
  .section-head{margin-bottom:26px}
  .section-head h2{font-size:26px}
  .related-section,.post-nav-section,.cta-section{padding-bottom:56px}
  .post-nav{grid-template-columns:1fr}
  .post-link{min-height:92px;padding:18px 20px}
  .post-link.next .arrow{order:0;transform:rotate(180deg)}
  .post-link.next{text-align:left}
  .cta-band{flex-direction:column;align-items:flex-start;gap:22px;padding:32px 26px;border-radius:24px}
  .cta-band .btn{width:100%}
  .site-footer{padding-top:56px}
  .footer-bottom{flex-direction:column;align-items:flex-start;gap:8px}
  .mobile-cta{display:flex}
  body{padding-bottom:88px}
  .sub-form input{height:48px}
  .sub-form button{height:48px;min-height:48px}
}
@media (max-width:520px){
  .wrap{padding:0 16px}
  .brand-text{max-width:142px;overflow:hidden;text-overflow:ellipsis}
  .meta-row span{white-space:normal}
  .article-hero{padding:112px 0 78px}
  .article-head h1{font-size:25px}
  .eyebrow{font-size:11px;padding:6px 12px}
  .side-card{padding:18px}
  .card-body{padding:20px}
  .sub-form{flex-direction:column}
  .sub-form button{width:100%}
  .mobile-cta{padding:10px 14px}
  .mobile-cta span{font-size:12px}
  .mobile-cta .btn{min-height:42px;padding:9px 14px;font-size:13px}
}

/* roulang page: category2 */
:root{
  --brand:#0E9F6E;
  --brand-deep:#06251B;
  --brand-lime:#7CE8A8;
  --accent:#FFB020;
  --ink:#0F1A16;
  --ink-2:#4A5F57;
  --line:#E3E9E5;
  --bg:#F6F8F5;
  --surface:#FFFFFF;
  --surface-dark:#0B1512;
  --grad:linear-gradient(135deg,#0E9F6E 0%,#3FCB8C 55%,#7CE8A8 100%);
  --shadow-sm:0 8px 24px rgba(6,37,27,.06);
  --shadow-md:0 18px 40px rgba(6,37,27,.12);
  --radius-lg:24px;
  --radius-md:16px;
  --radius-sm:12px;
  --font:"Noto Sans SC","PingFang SC","Microsoft YaHei",system-ui,-apple-system,"Segoe UI",sans-serif;
}
*,*::before,*::after{box-sizing:border-box;}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth;}
body{
  margin:0;
  font-family:var(--font);
  font-size:16.5px;
  line-height:1.75;
  color:var(--ink);
  background:var(--bg);
  padding-bottom:0;
  overflow-x:hidden;
}
img{max-width:100%;display:block;height:auto;}
a{color:inherit;text-decoration:none;transition:color .22s ease;}
a:hover{color:var(--brand);}
button{font-family:inherit;cursor:pointer;border:0;background:none;color:inherit;}
h1,h2,h3,h4,p,ul,ol,figure{margin:0;}
ul,ol{padding-left:0;list-style:none;}
input,textarea,select{font-family:inherit;font-size:1rem;}
:focus-visible{outline:2px solid var(--brand);outline-offset:3px;border-radius:6px;}
.wrap{width:100%;max-width:1200px;margin:0 auto;padding:0 24px;}
.section{padding:72px 0;}
.section-tight{padding:48px 0;}
h1,h2,h3,h4{line-height:1.22;letter-spacing:-.01em;}

/* ============ 顶部导航 ============ */
.site-header{
  position:fixed;
  top:0;left:0;right:0;
  z-index:120;
  background:rgba(255,255,255,.08);
  -webkit-backdrop-filter:blur(16px) saturate(140%);
  backdrop-filter:blur(16px) saturate(140%);
  border-bottom:1px solid rgba(255,255,255,.18);
  box-shadow:0 10px 30px rgba(6,37,27,.16);
  transition:background .3s ease,box-shadow .3s ease,height .3s ease,border-color .3s ease;
}
.nav-wrap{
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:20px;
  height:80px;
  transition:height .3s ease;
}
.brand{display:inline-flex;align-items:center;gap:10px;font-weight:800;font-size:19px;letter-spacing:.01em;color:#fff;white-space:nowrap;}
.brand-mark{
  display:inline-flex;align-items:center;justify-content:center;
  width:34px;height:34px;border-radius:11px;
  background:var(--grad);
  color:#052a1e;font-weight:900;font-size:16px;
  box-shadow:0 6px 16px rgba(14,159,110,.38);
  flex:0 0 auto;
}
.brand-name{line-height:1;}
.nav-links{display:flex;align-items:center;gap:6px;}
.nav-link{
  position:relative;
  display:inline-block;
  padding:9px 14px;
  font-size:15px;
  font-weight:600;
  color:rgba(255,255,255,.88);
  border-radius:999px;
  transition:background .22s ease,color .22s ease;
}
.nav-link::after{
  content:"";
  position:absolute;
  left:14px;right:14px;bottom:2px;
  height:2px;border-radius:2px;
  background:var(--brand-lime);
  transform:scaleX(0);
  transform-origin:left center;
  transition:transform .25s ease;
}
.nav-link:hover{color:#fff;background:rgba(255,255,255,.10);}
.nav-link:hover::after,.nav-link.is-active::after{transform:scaleX(1);}
.nav-link.is-active{color:#fff;}
.nav-actions{display:flex;align-items:center;gap:10px;}
.icon-btn{
  display:inline-flex;align-items:center;justify-content:center;
  width:42px;height:42px;border-radius:50%;
  background:rgba(255,255,255,.12);
  border:1px solid rgba(255,255,255,.22);
  color:#fff;font-size:15px;
  transition:background .22s ease,transform .22s ease;
}
.icon-btn:hover{background:rgba(255,255,255,.22);transform:translateY(-2px);}
.burger{
  display:none;
  align-items:center;justify-content:center;
  width:44px;height:44px;border-radius:14px;
  background:rgba(255,255,255,.12);
  border:1px solid rgba(255,255,255,.22);
  color:#fff;font-size:17px;
}
/* 滚动吸顶态 */
.site-header.is-stuck{
  background:rgba(255,255,255,.96);
  border-bottom:1px solid var(--line);
  box-shadow:0 10px 30px rgba(6,37,27,.10);
}
.site-header.is-stuck .nav-wrap{height:64px;}
.site-header.is-stuck .brand{color:var(--ink);}
.site-header.is-stuck .nav-link{color:var(--ink-2);}
.site-header.is-stuck .nav-link:hover{color:var(--ink);background:rgba(14,159,110,.08);}
.site-header.is-stuck .nav-link.is-active{color:var(--ink);}
.site-header.is-stuck .nav-link::after{background:var(--brand);}
.site-header.is-stuck .icon-btn,
.site-header.is-stuck .burger{
  background:#fff;border:1px solid var(--line);color:var(--ink);
  box-shadow:var(--shadow-sm);
}
.site-header.is-stuck .icon-btn:hover{background:#F0F7F3;}

/* 按钮 */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  padding:14px 28px;
  border-radius:999px;
  font-size:15px;font-weight:700;
  letter-spacing:.01em;
  transition:transform .22s ease,box-shadow .22s ease,filter .22s ease,background .22s ease,color .22s ease,border-color .22s ease;
  white-space:nowrap;
  border:1px solid transparent;
}
.btn-primary{
  background:var(--grad);
  color:#04231A;
  box-shadow:0 10px 24px rgba(14,159,110,.30);
}
.btn-primary:hover{filter:brightness(1.06);transform:translateY(-2px);color:#04231A;box-shadow:0 16px 32px rgba(14,159,110,.36);}
.btn-primary:active{transform:translateY(0);}
.btn-ghost{
  background:rgba(255,255,255,.10);
  border:1px solid rgba(255,255,255,.34);
  color:#fff;
}
.btn-ghost:hover{background:rgba(255,255,255,.20);color:#fff;transform:translateY(-2px);}
.btn-outline{
  background:#fff;
  border:1px solid var(--line);
  color:var(--ink);
  box-shadow:var(--shadow-sm);
}
.btn-outline:hover{border-color:var(--brand);color:var(--brand);transform:translateY(-2px);}
.btn-light{
  background:#fff;color:var(--brand-deep);font-weight:800;
  box-shadow:0 12px 26px rgba(4,35,26,.22);
}
.btn-light:hover{transform:translateY(-2px);color:var(--brand-deep);}
.btn-sm{padding:11px 22px;font-size:14px;}

/* 移动端抽屉 */
.drawer{
  position:fixed;inset:0;
  z-index:200;
  display:none;
}
.drawer.is-open{display:block;}
.drawer-mask{position:absolute;inset:0;background:rgba(6,37,27,.48);backdrop-filter:blur(4px);}
.drawer-panel{
  position:absolute;top:0;right:0;bottom:0;
  width:min(340px,86vw);
  background:#fff;
  border-radius:24px 0 0 24px;
  padding:26px 22px 108px;
  display:flex;flex-direction:column;gap:6px;
  box-shadow:-18px 0 48px rgba(6,37,27,.22);
  overflow-y:auto;
  animation:slideIn .28s ease;
}
@keyframes slideIn{from{transform:translateX(30px);opacity:.4;}to{transform:translateX(0);opacity:1;}}
.drawer-head{display:flex;align-items:center;justify-content:space-between;margin-bottom:14px;}
.drawer-brand{display:inline-flex;align-items:center;gap:10px;font-weight:800;font-size:17px;color:var(--ink);}
.drawer-close{
  width:40px;height:40px;border-radius:12px;background:#F2F6F3;color:var(--ink);
  display:inline-flex;align-items:center;justify-content:center;font-size:16px;
}
.drawer-link{
  display:flex;align-items:center;justify-content:space-between;
  min-height:56px;padding:0 4px;
  font-size:16px;font-weight:600;color:var(--ink);
  border-bottom:1px solid var(--line);
}
.drawer-link i{font-size:12px;color:var(--ink-2);}
.drawer-link.is-active{color:var(--brand);}
.drawer-cta{position:absolute;left:22px;right:22px;bottom:22px;}
.drawer-cta .btn{width:100%;}

/* ============ 页头 ============ */
.page-hero{
  position:relative;
  padding:150px 0 76px;
  color:#fff;
  background:linear-gradient(120deg,rgba(6,37,27,.90) 0%,rgba(6,37,27,.66) 58%,rgba(6,37,27,.52) 100%),
             url('/assets/images/backpic/back-2.webp') center/cover no-repeat;
  overflow:hidden;
}
.page-hero::before{
  content:"";
  position:absolute;inset:0;
  background:radial-gradient(circle at 18% 12%,rgba(124,232,168,.24),transparent 58%),
             radial-gradient(circle at 88% 82%,rgba(255,176,32,.12),transparent 55%);
  pointer-events:none;
}
.page-hero .wrap{position:relative;z-index:2;}
.crumbs{display:flex;align-items:center;gap:8px;font-size:12.5px;color:rgba(255,255,255,.68);margin-bottom:22px;flex-wrap:wrap;}
.crumbs a{color:rgba(255,255,255,.68);}
.crumbs a:hover{color:#fff;}
.crumbs .sep{opacity:.55;}
.crumbs .cur{color:var(--brand-lime);font-weight:600;}
.hero-tag{
  display:inline-flex;align-items:center;gap:8px;
  padding:7px 16px;border-radius:999px;
  background:rgba(124,232,168,.16);
  border:1px solid rgba(124,232,168,.38);
  color:var(--brand-lime);
  font-size:12.5px;font-weight:700;letter-spacing:.10em;
  text-transform:uppercase;
  margin-bottom:20px;
}
.page-hero h1{
  font-size:clamp(28px,4.2vw,46px);
  font-weight:800;
  letter-spacing:-.02em;
  margin-bottom:16px;
  max-width:16em;
}
.page-hero .hero-sub{
  font-size:16.5px;line-height:1.8;
  color:rgba(255,255,255,.82);
  max-width:640px;
  margin-bottom:30px;
}
.hero-badges{display:flex;flex-wrap:wrap;gap:14px;}
.badge-stat{
  display:flex;align-items:center;gap:12px;
  padding:12px 20px 12px 16px;
  border-radius:999px;
  background:rgba(255,255,255,.10);
  border:1px solid rgba(255,255,255,.20);
  -webkit-backdrop-filter:blur(10px);
  backdrop-filter:blur(10px);
}
.badge-stat strong{
  font-size:22px;font-weight:800;color:var(--brand-lime);
  font-variant-numeric:tabular-nums;line-height:1;
}
.badge-stat span{font-size:12.5px;color:rgba(255,255,255,.78);line-height:1.3;}

/* ============ 主体布局 ============ */
.doc-layout{padding:64px 0 48px;}
.toc-col{position:relative;}
.toc-card{
  position:sticky;
  top:96px;
  background:var(--surface);
  border:1px solid var(--line);
  border-radius:var(--radius-lg);
  padding:24px 20px;
  box-shadow:var(--shadow-sm);
}
.toc-title{
  display:flex;align-items:center;gap:8px;
  font-size:13px;font-weight:800;
  letter-spacing:.12em;text-transform:uppercase;
  color:var(--brand);
  margin-bottom:16px;
}
.toc-list{display:flex;flex-direction:column;gap:2px;}
.toc-link{
  position:relative;
  display:block;
  padding:10px 12px 10px 16px;
  font-size:14.5px;
  font-weight:600;
  color:var(--ink-2);
  border-radius:10px;
  transition:background .2s ease,color .2s ease;
}
.toc-link::before{
  content:"";
  position:absolute;left:0;top:10px;bottom:10px;
  width:3px;border-radius:3px;
  background:transparent;
  transition:background .2s ease;
}
.toc-link:hover{background:#F1F8F4;color:var(--ink);}
.toc-link.is-active{color:var(--brand);background:#F1F8F4;}
.toc-link.is-active::before{background:var(--brand);}
.toc-note{
  margin-top:18px;padding-top:16px;
  border-top:1px dashed var(--line);
  font-size:12.5px;color:var(--ink-2);line-height:1.7;
}

/* 长文 */
.doc-body{
  background:var(--surface);
  border:1px solid var(--line);
  border-radius:var(--radius-lg);
  padding:44px 44px 40px;
  box-shadow:var(--shadow-sm);
}
.doc-body > .doc-intro{
  font-size:16.5px;color:var(--ink-2);line-height:1.85;
  padding-bottom:26px;margin-bottom:8px;
  border-bottom:1px solid var(--line);
}
.doc-section{padding-top:38px;scroll-margin-top:100px;}
.doc-section:first-of-type{padding-top:30px;}
.doc-section h2{
  position:relative;
  font-size:clamp(21px,2.4vw,26px);
  font-weight:800;
  padding-left:16px;
  margin-bottom:16px;
}
.doc-section h2::before{
  content:"";
  position:absolute;left:0;top:.22em;
  width:4px;height:1.02em;
  border-radius:3px;
  background:var(--brand);
}
.doc-section h3{
  font-size:18px;font-weight:700;
  margin:22px 0 10px;
  color:var(--ink);
}
.doc-section p{
  font-size:16.5px;line-height:1.85;color:var(--ink-2);
  margin-bottom:14px;
}
.doc-section p strong{color:var(--ink);font-weight:700;}
.point-list{margin:16px 0 20px;display:flex;flex-direction:column;gap:11px;}
.point-list li{
  position:relative;
  padding-left:26px;
  font-size:15.5px;line-height:1.8;
  color:var(--ink-2);
}
.point-list li::before{
  content:"";
  position:absolute;left:6px;top:.68em;
  width:8px;height:8px;border-radius:50%;
  background:var(--brand);
  box-shadow:0 0 0 4px rgba(14,159,110,.12);
}
.point-list li b{color:var(--ink);font-weight:700;}
.stat-chip{
  display:inline-flex;align-items:center;gap:14px;
  padding:14px 20px;
  border-radius:var(--radius-sm);
  background:#F1F8F4;
  border:1px solid #D6EDE1;
  margin:6px 0 8px;
}
.stat-chip strong{
  font-size:24px;font-weight:800;color:var(--brand);
  font-variant-numeric:tabular-nums;line-height:1;
}
.stat-chip span{font-size:13px;color:var(--ink-2);line-height:1.45;}

.doc-figure{
  margin:22px 0 8px;
  border-radius:var(--radius-md);
  overflow:hidden;
  border:1px solid var(--line);
  background:#EAF2ED;
}
.doc-figure img{
  width:100%;
  aspect-ratio:16/10;
  object-fit:cover;
}
.doc-figure figcaption{
  padding:11px 16px;
  font-size:12.5px;
  color:var(--ink-2);
  background:#FAFCFA;
  border-top:1px solid var(--line);
}
.tag-row{display:flex;flex-wrap:wrap;gap:9px;margin-top:26px;padding-top:24px;border-top:1px solid var(--line);}
.tag{
  display:inline-flex;align-items:center;
  padding:7px 15px;border-radius:999px;
  background:#F1F8F4;border:1px solid #D6EDE1;
  font-size:12.5px;font-weight:600;color:#0B7350;
}
.back-top-row{margin-top:26px;display:flex;justify-content:flex-end;}
.text-link{
  display:inline-flex;align-items:center;gap:8px;
  font-size:14.5px;font-weight:700;color:var(--brand);
}
.text-link i{transition:transform .22s ease;}
.text-link:hover i{transform:translateX(4px);}

/* ============ FAQ ============ */
.faq-section{padding:24px 0 72px;}
.section-head{text-align:center;max-width:720px;margin:0 auto 40px;}
.eyebrow{
  display:inline-flex;align-items:center;
  padding:6px 15px;border-radius:999px;
  background:#E8F6EF;border:1px solid #CFEBDF;
  color:#0B7350;font-size:12px;font-weight:800;
  letter-spacing:.12em;text-transform:uppercase;
  margin-bottom:16px;
}
.section-head h2{
  font-size:clamp(24px,3vw,32px);
  font-weight:800;margin-bottom:12px;
}
.section-head p{font-size:15.5px;color:var(--ink-2);line-height:1.8;}
.faq-list{max-width:820px;margin:0 auto;display:flex;flex-direction:column;gap:14px;}
.faq-item{
  background:var(--surface);
  border:1px solid var(--line);
  border-radius:var(--radius-md);
  box-shadow:var(--shadow-sm);
  overflow:hidden;
  transition:box-shadow .25s ease,border-color .25s ease;
}
.faq-item:hover{border-color:#CFEBDF;}
.faq-item.is-open{box-shadow:var(--shadow-md);border-color:#BFE5D4;}
.faq-q{
  width:100%;
  display:flex;align-items:center;justify-content:space-between;gap:16px;
  padding:20px 22px;
  text-align:left;
  font-size:16px;font-weight:700;color:var(--ink);
  line-height:1.55;
}
.faq-icon{
  flex:0 0 auto;
  width:30px;height:30px;border-radius:50%;
  display:inline-flex;align-items:center;justify-content:center;
  background:#F1F8F4;color:var(--brand);
  border:1px solid #D6EDE1;
  font-size:13px;
  transition:transform .28s ease,background .28s ease,color .28s ease;
}
.faq-item.is-open .faq-icon{background:var(--brand);color:#fff;transform:rotate(180deg);}
.faq-a{
  max-height:0;overflow:hidden;
  transition:max-height .32s ease;
}
.faq-a-inner{
  padding:0 22px 22px;
  font-size:14.5px;line-height:1.85;color:var(--ink-2);
}
.faq-a-inner p{margin:0;}

/* ============ 底部 CTA ============ */
.cta-section{padding:0 0 84px;}
.cta-card{
  position:relative;
  border-radius:32px;
  padding:52px 48px;
  background:var(--grad);
  color:#04231A;
  display:flex;align-items:center;justify-content:space-between;gap:36px;
  overflow:hidden;
  box-shadow:0 26px 56px rgba(14,159,110,.28);
}
.cta-card::before{
  content:"";
  position:absolute;inset:0;
  background:radial-gradient(circle at 12% 18%,rgba(255,255,255,.42),transparent 52%),
             radial-gradient(circle at 92% 86%,rgba(255,255,255,.26),transparent 55%);
  pointer-events:none;
}
.cta-card > *{position:relative;z-index:2;}
.cta-card h2{font-size:clamp(22px,2.8vw,30px);font-weight:800;margin-bottom:10px;color:#04231A;}
.cta-card p{font-size:15.5px;line-height:1.8;color:rgba(4,35,26,.80);max-width:520px;}

/* ============ 页脚 ============ */
.site-footer{
  background:var(--surface-dark);
  color:rgba(255,255,255,.72);
  padding:64px 0 28px;
  position:relative;
}
.site-footer::before{
  content:"";
  position:absolute;top:0;left:0;right:0;height:1px;
  background:linear-gradient(90deg,transparent,rgba(124,232,168,.42),transparent);
}
.footer-brand-name{
  display:flex;align-items:center;gap:10px;
  font-size:19px;font-weight:800;color:#fff;
  margin-bottom:14px;
}
.footer-brand-name .brand-mark{width:32px;height:32px;border-radius:10px;font-size:15px;}
.footer-desc{font-size:14px;line-height:1.8;color:rgba(255,255,255,.62);max-width:340px;margin-bottom:20px;}
.footer-socials{display:flex;gap:10px;}
.footer-socials span{
  width:38px;height:38px;border-radius:50%;
  display:inline-flex;align-items:center;justify-content:center;
  background:rgba(255,255,255,.07);
  border:1px solid rgba(255,255,255,.12);
  color:rgba(255,255,255,.72);
  font-size:14px;
  transition:background .22s ease,color .22s ease,transform .22s ease;
}
.footer-socials span:hover{background:rgba(124,232,168,.18);color:var(--brand-lime);transform:translateY(-2px);}
.footer-title{font-size:14px;font-weight:800;color:#fff;margin-bottom:16px;letter-spacing:.02em;}
.footer-links{display:flex;flex-direction:column;gap:11px;}
.footer-links a{font-size:14px;color:rgba(255,255,255,.62);}
.footer-links a:hover{color:var(--brand-lime);}
.footer-contact{font-size:13.5px;line-height:1.75;color:rgba(255,255,255,.58);margin-bottom:14px;}
.sub-form{display:flex;gap:8px;}
.sub-form input{
  flex:1 1 auto;min-width:0;
  height:48px;
  padding:0 16px;
  border-radius:var(--radius-sm);
  border:1px solid rgba(255,255,255,.16);
  background:rgba(255,255,255,.06);
  color:#fff;
  font-size:14px;
  transition:border-color .22s ease,background .22s ease,box-shadow .22s ease;
}
.sub-form input::placeholder{color:rgba(255,255,255,.42);}
.sub-form input:focus{
  outline:none;
  background:#fff;
  color:var(--ink);
  border-color:var(--brand);
  box-shadow:0 0 0 2px rgba(14,159,110,.35);
}
.sub-form .btn{height:48px;padding:0 22px;font-size:14px;}
.form-hint{font-size:12.5px;margin-top:10px;color:var(--brand-lime);min-height:18px;}
.footer-bottom{
  margin-top:44px;padding-top:22px;
  border-top:1px solid rgba(255,255,255,.10);
  display:flex;justify-content:space-between;gap:16px;flex-wrap:wrap;
  font-size:12px;color:rgba(255,255,255,.42);
  line-height:1.7;
}

/* ============ 底部固定转化条 ============ */
.sticky-bar{
  position:fixed;
  right:24px;bottom:24px;
  z-index:110;
  display:flex;align-items:center;gap:16px;
  max-width:calc(100% - 48px);
  padding:12px 14px 12px 22px;
  border-radius:999px;
  background:linear-gradient(135deg,#0B1512 0%,#123026 100%);
  border:1px solid rgba(124,232,168,.28);
  box-shadow:0 18px 40px rgba(6,37,27,.34);
  color:#fff;
  transition:opacity .3s ease,transform .3s ease;
  animation:barIn .5s ease both;
}
@keyframes barIn{from{opacity:0;transform:translateY(18px);}to{opacity:1;transform:translateY(0);}}
.sticky-bar.is-hidden{opacity:0;transform:translateY(18px);pointer-events:none;}
.sticky-bar .bar-text{font-size:14px;font-weight:600;line-height:1.5;color:rgba(255,255,255,.92);}
.sticky-bar .bar-text em{color:var(--brand-lime);font-style:normal;font-weight:800;}
.sticky-bar .bar-close{
  width:30px;height:30px;border-radius:50%;
  display:inline-flex;align-items:center;justify-content:center;
  background:rgba(255,255,255,.08);color:rgba(255,255,255,.66);font-size:12px;
  flex:0 0 auto;
}
.sticky-bar .bar-close:hover{background:rgba(255,255,255,.18);color:#fff;}

/* 回到顶部 */
.to-top{
  position:fixed;
  left:24px;bottom:24px;
  z-index:105;
  width:46px;height:46px;border-radius:50%;
  background:#fff;
  border:1px solid var(--line);
  box-shadow:var(--shadow-md);
  color:var(--brand);
  display:inline-flex;align-items:center;justify-content:center;
  font-size:15px;
  opacity:0;pointer-events:none;
  transition:opacity .28s ease,transform .28s ease;
}
.to-top.is-show{opacity:1;pointer-events:auto;}
.to-top:hover{transform:translateY(-3px);background:#F4FBF7;}

/* ============ 响应式 ============ */
@media screen and (max-width:1024px){
  .nav-links{display:none;}
  .burger{display:inline-flex;}
  .icon-btn{display:none;}
  .doc-body{padding:34px 28px 32px;}
  .toc-card{position:static;margin-bottom:24px;}
  .toc-list{flex-direction:row;flex-wrap:wrap;gap:8px;}
  .toc-link{padding:8px 14px;border-radius:999px;border:1px solid var(--line);font-size:13.5px;}
  .toc-link::before{display:none;}
  .toc-link.is-active{background:var(--brand);color:#fff;border-color:var(--brand);}
  .toc-note{display:none;}
}
@media screen and (max-width:768px){
  body{font-size:16px;padding-bottom:76px;}
  .wrap{padding:0 18px;}
  .section{padding:48px 0;}
  .nav-wrap{height:66px;}
  .brand{font-size:16.5px;}
  .brand-mark{width:30px;height:30px;border-radius:9px;font-size:14px;}
  .page-hero{padding:112px 0 56px;text-align:center;}
  .page-hero .hero-sub{margin-left:auto;margin-right:auto;}
  .crumbs{justify-content:center;}
  .hero-badges{justify-content:center;gap:10px;}
  .badge-stat{padding:10px 16px 10px 14px;}
  .badge-stat strong{font-size:19px;}
  .badge-stat span{font-size:11.5px;}
  .doc-layout{padding:40px 0 32px;}
  .doc-body{padding:26px 20px 26px;border-radius:var(--radius-md);}
  .doc-section{padding-top:30px;scroll-margin-top:86px;}
  .doc-section p{font-size:15.5px;}
  .point-list li{font-size:14.5px;}
  .faq-q{font-size:15px;padding:17px 18px;}
  .faq-a-inner{padding:0 18px 18px;}
  .cta-card{flex-direction:column;align-items:flex-start;padding:34px 24px;border-radius:24px;gap:22px;}
  .cta-card .btn{width:100%;}
  .site-footer{padding:48px 0 22px;}
  .footer-bottom{flex-direction:column;gap:10px;font-size:11.5px;}
  .sub-form{flex-direction:column;}
  .sub-form .btn{width:100%;}
  .sticky-bar{
    left:0;right:0;bottom:0;
    max-width:none;
    border-radius:16px 16px 0 0;
    padding:12px 16px;
    gap:12px;
  }
  .sticky-bar .bar-text{font-size:13px;}
  .sticky-bar .btn{padding:9px 16px;font-size:13px;}
  .to-top{left:auto;right:16px;bottom:86px;width:42px;height:42px;}
}
@media screen and (max-width:480px){
  .hero-tag{font-size:11.5px;padding:6px 13px;}
  .page-hero h1{font-size:26px;}
  .doc-body{padding:22px 16px;}
  .stat-chip{width:100%;}
  .stat-chip strong{font-size:21px;}
  .sticky-bar .bar-text{display:none;}
  .sticky-bar{justify-content:space-between;}
  .sticky-bar .btn{flex:1 1 auto;}
}

/* roulang page: category3 */
:root{
  --brand:#0E9F6E;
  --brand-deep:#06251B;
  --brand-lime:#7CE8A8;
  --accent:#FFB020;
  --ink:#0F1A16;
  --ink-2:#4A5F57;
  --line:#E3E9E5;
  --bg:#F6F8F5;
  --surface:#FFFFFF;
  --surface-dark:#0B1512;
  --radius-lg:24px;
  --radius-md:16px;
  --radius-sm:12px;
  --shadow:0 8px 24px rgba(6,37,27,.06);
  --shadow-hover:0 18px 40px rgba(6,37,27,.12);
  --grad:linear-gradient(135deg,#0E9F6E 0%,#3FCB8C 55%,#7CE8A8 100%);
  --wrap:1200px;
}
*,*::before,*::after{box-sizing:border-box;}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth;}
body{
  margin:0;
  font-family:"Noto Sans SC","PingFang SC","Microsoft YaHei",system-ui,-apple-system,"Segoe UI",sans-serif;
  font-size:16px;
  line-height:1.75;
  color:var(--ink);
  background:var(--bg);
  -webkit-font-smoothing:antialiased;
}
h1,h2,h3,h4,p,ul,ol,figure{margin:0;}
ul,ol{padding:0;list-style:none;}
img{max-width:100%;display:block;}
a{color:var(--brand);text-decoration:none;transition:color .2s ease,opacity .2s ease;}
a:hover{color:#0b7f57;}
button{font-family:inherit;}
:focus-visible{outline:3px solid rgba(14,159,110,.45);outline-offset:3px;border-radius:8px;}
.wrap{max-width:var(--wrap);margin:0 auto;padding:0 24px;width:100%;}
.sr-only{position:absolute;width:1px;height:1px;padding:0;margin:-1px;overflow:hidden;clip:rect(0,0,0,0);white-space:nowrap;border:0;}

/* ---------- Header ---------- */
.site-header{
  position:fixed;
  top:0;left:0;right:0;
  z-index:120;
  background:rgba(255,255,255,.08);
  -webkit-backdrop-filter:blur(16px) saturate(140%);
  backdrop-filter:blur(16px) saturate(140%);
  border-bottom:1px solid rgba(255,255,255,.18);
  transition:background .3s ease,box-shadow .3s ease,border-color .3s ease,height .3s ease;
}
.site-header.is-stuck{
  background:var(--surface);
  border-bottom:1px solid var(--line);
  box-shadow:0 10px 30px rgba(6,37,27,.08);
}
.header-inner{
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:24px;
  height:80px;
  transition:height .3s ease;
}
.site-header.is-stuck .header-inner{height:64px;}
.brand{
  display:inline-flex;
  align-items:center;
  gap:10px;
  font-size:18px;
  font-weight:800;
  letter-spacing:-.01em;
  color:#fff;
  white-space:nowrap;
}
.brand:hover{color:#fff;opacity:.92;}
.brand-mark{
  width:34px;height:34px;
  display:inline-flex;align-items:center;justify-content:center;
  border-radius:10px;
  background:var(--grad);
  color:#04231A;
  font-weight:900;
  font-size:17px;
  flex:0 0 34px;
}
.site-header.is-stuck .brand{color:var(--ink);}
.site-header.is-stuck .brand:hover{color:var(--brand);}
.nav-links{display:flex;align-items:center;gap:28px;}
.nav-link{
  position:relative;
  font-size:15px;
  font-weight:600;
  color:rgba(255,255,255,.86);
  padding:6px 0;
  white-space:nowrap;
}
.nav-link::after{
  content:"";
  position:absolute;
  left:0;right:0;bottom:0;
  height:2px;
  border-radius:2px;
  background:var(--brand-lime);
  transform:scaleX(0);
  transform-origin:left;
  transition:transform .25s ease;
}
.nav-link:hover{color:#fff;}
.nav-link:hover::after{transform:scaleX(1);}
.nav-link.is-active{color:#fff;}
.nav-link.is-active::after{transform:scaleX(1);}
.site-header.is-stuck .nav-link{color:var(--ink-2);}
.site-header.is-stuck .nav-link:hover{color:var(--ink);}
.site-header.is-stuck .nav-link.is-active{color:var(--ink);}
.site-header.is-stuck .nav-link::after{background:var(--brand);}
.header-actions{display:flex;align-items:center;gap:12px;}
.icon-btn{
  width:42px;height:42px;
  display:inline-flex;align-items:center;justify-content:center;
  border-radius:50%;
  border:1px solid rgba(255,255,255,.32);
  background:rgba(255,255,255,.06);
  color:#fff;
  cursor:pointer;
  transition:background .2s ease,transform .2s ease,border-color .2s ease;
}
.icon-btn:hover{background:rgba(255,255,255,.18);transform:translateY(-2px);}
.site-header.is-stuck .icon-btn{border-color:var(--line);background:#F1F5F2;color:var(--ink);}
.site-header.is-stuck .icon-btn:hover{background:#E5EFE9;}
.menu-toggle{display:none;}
.btn{
  display:inline-flex;
  align-items:center;
  justify-content:center;
  gap:8px;
  padding:14px 28px;
  border-radius:999px;
  border:0;
  font-size:15px;
  font-weight:700;
  line-height:1;
  cursor:pointer;
  transition:transform .2s ease,box-shadow .2s ease,filter .2s ease,background .2s ease,color .2s ease;
  white-space:nowrap;
}
.btn-primary{background:var(--grad);color:#fff;box-shadow:0 10px 24px rgba(14,159,110,.28);}
.btn-primary:hover{color:#fff;transform:translateY(-2px);box-shadow:0 16px 32px rgba(14,159,110,.34);filter:brightness(1.06);}
.btn-primary:active{transform:translateY(0);box-shadow:0 6px 16px rgba(14,159,110,.26);}
.btn-ghost{background:transparent;color:#fff;border:1px solid rgba(255,255,255,.45);}
.btn-ghost:hover{background:rgba(255,255,255,.14);color:#fff;transform:translateY(-2px);}
.btn-light{background:#fff;color:var(--brand-deep);box-shadow:0 10px 24px rgba(6,37,27,.18);}
.btn-light:hover{color:var(--brand-deep);transform:translateY(-2px);box-shadow:0 16px 34px rgba(6,37,27,.24);}
.btn-outline{background:#fff;color:var(--ink);border:1px solid var(--line);}
.btn-outline:hover{color:var(--brand);border-color:var(--brand);transform:translateY(-2px);}
.btn-sm{padding:11px 20px;font-size:14px;}
.link-arrow{
  display:inline-flex;align-items:center;gap:8px;
  font-weight:700;font-size:15px;color:var(--brand);
}
.link-arrow i{transition:transform .22s ease;}
.link-arrow:hover i{transform:translateX(4px);}

/* ---------- Mobile drawer ---------- */
.drawer{
  position:fixed;
  top:0;right:0;bottom:0;
  width:min(88vw,360px);
  background:#fff;
  border-radius:24px 0 0 24px;
  box-shadow:-18px 0 50px rgba(6,37,27,.22);
  transform:translateX(105%);
  transition:transform .32s cubic-bezier(.4,0,.2,1);
  z-index:200;
  padding:26px 24px 110px;
  display:flex;
  flex-direction:column;
  gap:6px;
  overflow-y:auto;
}
.drawer.is-open{transform:translateX(0);}
.drawer-head{display:flex;align-items:center;justify-content:space-between;margin-bottom:14px;}
.drawer-title{font-weight:800;font-size:16px;color:var(--ink);}
.drawer-close{
  width:40px;height:40px;border-radius:50%;
  border:1px solid var(--line);background:#F5F8F6;color:var(--ink);
  display:inline-flex;align-items:center;justify-content:center;cursor:pointer;
}
.drawer a.drawer-link{
  display:flex;align-items:center;justify-content:space-between;
  min-height:56px;
  padding:0 4px;
  font-size:16px;font-weight:600;color:var(--ink);
  border-bottom:1px solid var(--line);
}
.drawer a.drawer-link.is-active{color:var(--brand);}
.drawer a.drawer-link i{color:var(--ink-2);font-size:13px;}
.drawer-foot{margin-top:20px;}
.drawer-foot .btn{width:100%;}
.drawer-backdrop{
  position:fixed;inset:0;background:rgba(6,37,27,.5);
  opacity:0;visibility:hidden;transition:opacity .3s ease,visibility .3s ease;z-index:190;
}
.drawer-backdrop.is-open{opacity:1;visibility:visible;}
body.drawer-open{overflow:hidden;}

/* ---------- Page hero ---------- */
.page-hero{
  position:relative;
  padding:140px 0 72px;
  color:#fff;
  background-image:url('/assets/images/backpic/back-3.webp');
  background-size:cover;
  background-position:center;
  overflow:hidden;
}
.page-hero::before{
  content:"";
  position:absolute;inset:0;
  background:
    radial-gradient(circle at 18% 12%, rgba(124,232,168,.22), transparent 58%),
    linear-gradient(118deg, rgba(6,37,27,.94) 0%, rgba(6,37,27,.76) 48%, rgba(6,37,27,.44) 100%);
}
.page-hero .wrap{position:relative;z-index:2;}
.breadcrumb{
  display:flex;align-items:center;flex-wrap:wrap;gap:8px;
  font-size:12.5px;color:rgba(255,255,255,.72);
  margin-bottom:22px;
}
.breadcrumb a{color:rgba(255,255,255,.78);}
.breadcrumb a:hover{color:#fff;}
.breadcrumb .sep{opacity:.5;}
.breadcrumb .current{color:var(--brand-lime);font-weight:700;}
.hero-tag{
  display:inline-flex;align-items:center;gap:8px;
  padding:7px 16px;
  border-radius:999px;
  background:rgba(255,255,255,.12);
  border:1px solid rgba(255,255,255,.22);
  font-size:12.5px;
  font-weight:700;
  letter-spacing:.06em;
  color:#EAFBF1;
  margin-bottom:20px;
}
.hero-tag i{color:var(--brand-lime);}
.page-hero h1{
  font-size:44px;
  line-height:1.16;
  font-weight:800;
  letter-spacing:-.02em;
  max-width:820px;
  margin-bottom:18px;
}
.page-hero h1 em{font-style:normal;color:var(--brand-lime);}
.hero-lead{
  max-width:680px;
  font-size:16.5px;
  line-height:1.8;
  color:rgba(255,255,255,.82);
  margin-bottom:28px;
}
.hero-stats{display:flex;flex-wrap:wrap;gap:14px;}
.stat-pill{
  display:flex;align-items:baseline;gap:10px;
  padding:12px 20px;
  border-radius:999px;
  background:rgba(255,255,255,.1);
  border:1px solid rgba(255,255,255,.2);
  -webkit-backdrop-filter:blur(10px);
  backdrop-filter:blur(10px);
}
.stat-pill b{
  font-size:22px;font-weight:800;color:#fff;
  font-variant-numeric:tabular-nums;letter-spacing:-.01em;
}
.stat-pill span{font-size:12.5px;color:rgba(255,255,255,.76);}

/* ---------- Sections ---------- */
.section{padding:88px 0;}
.section--tight{padding:64px 0;}
.section--alt{background:#EFF4F0;}
.sec-head{max-width:760px;margin-bottom:44px;}
.sec-label{
  display:inline-flex;align-items:center;gap:8px;
  padding:6px 14px;border-radius:999px;
  background:rgba(14,159,110,.1);
  color:var(--brand);
  font-size:12px;font-weight:800;letter-spacing:.14em;
}
.sec-title{
  font-size:34px;line-height:1.24;font-weight:800;letter-spacing:-.02em;
  color:var(--ink);margin:16px 0 12px;
}
.sec-sub{font-size:16px;line-height:1.8;color:var(--ink-2);margin:0;max-width:680px;}

/* ---------- Timeline ---------- */
.timeline{position:relative;padding-left:0;}
.timeline::before{
  content:"";
  position:absolute;
  left:27px;top:16px;bottom:26px;width:2px;
  background:linear-gradient(180deg,var(--brand) 0%,#3FCB8C 55%,rgba(124,232,168,.25) 100%);
  border-radius:2px;
}
.tl-item{
  position:relative;
  display:grid;
  grid-template-columns:56px 1fr;
  gap:26px;
  padding-bottom:26px;
}
.tl-item:last-child{padding-bottom:0;}
.tl-dot{
  width:56px;height:56px;border-radius:50%;
  background:#fff;
  border:2px solid var(--brand);
  color:var(--brand);
  display:flex;align-items:center;justify-content:center;
  font-size:18px;
  font-weight:800;
  font-variant-numeric:tabular-nums;
  box-shadow:var(--shadow);
  z-index:2;
  transition:background .25s ease,color .25s ease,transform .25s ease;
}
.tl-card{
  background:var(--surface);
  border:1px solid var(--line);
  border-radius:var(--radius-lg);
  padding:26px 28px;
  box-shadow:var(--shadow);
  transition:transform .25s ease,box-shadow .25s ease,border-color .25s ease;
}
.tl-item:hover .tl-card{transform:translateY(-4px);box-shadow:var(--shadow-hover);border-color:rgba(14,159,110,.32);}
.tl-item:hover .tl-dot{background:var(--brand);color:#fff;transform:scale(1.04);}
.tl-kicker{
  display:inline-block;
  font-size:12px;font-weight:800;letter-spacing:.12em;
  color:var(--brand);
  margin-bottom:8px;
}
.tl-card h3{font-size:21px;font-weight:800;color:var(--ink);margin-bottom:10px;letter-spacing:-.01em;}
.tl-card p{font-size:15.5px;line-height:1.8;color:var(--ink-2);margin:0 0 16px;}
.tl-meta{display:flex;flex-wrap:wrap;gap:10px;}
.stat-chip{
  display:inline-flex;align-items:baseline;gap:7px;
  padding:8px 14px;
  border-radius:12px;
  background:rgba(14,159,110,.09);
  color:var(--brand);
  font-size:12.5px;font-weight:700;
}
.stat-chip b{font-size:18px;font-weight:800;font-variant-numeric:tabular-nums;}
.stat-chip.is-amber{background:rgba(255,176,32,.14);color:#9A6200;}
.stat-chip.is-amber b{color:#9A6200;}

/* ---------- Compare ---------- */
.compare-grid{display:grid;grid-template-columns:1fr 1fr;gap:26px;margin-top:8px;}
.cmp-card{
  background:var(--surface);
  border:1px solid var(--line);
  border-radius:var(--radius-lg);
  padding:30px 28px;
  box-shadow:var(--shadow);
  transition:transform .25s ease,box-shadow .25s ease;
}
.cmp-card:hover{transform:translateY(-4px);box-shadow:var(--shadow-hover);}
.cmp-card.is-dark{
  background:linear-gradient(160deg,#0B1512 0%,#123528 100%);
  border-color:rgba(255,255,255,.08);
  color:#EAF4EF;
}
.cmp-head{display:flex;align-items:center;gap:12px;margin-bottom:8px;}
.cmp-icon{
  width:42px;height:42px;border-radius:12px;
  display:inline-flex;align-items:center;justify-content:center;
  background:rgba(14,159,110,.12);
  color:var(--brand);
  font-size:16px;
  flex:0 0 42px;
}
.cmp-card.is-dark .cmp-icon{background:rgba(124,232,168,.16);color:var(--brand-lime);}
.cmp-card h3{font-size:21px;font-weight:800;margin:0;letter-spacing:-.01em;}
.cmp-card.is-dark h3{color:#fff;}
.cmp-desc{font-size:14.5px;line-height:1.75;color:var(--ink-2);margin:6px 0 18px;}
.cmp-card.is-dark .cmp-desc{color:rgba(234,244,239,.72);}
.cmp-list li{
  display:flex;gap:12px;
  padding:13px 0;
  font-size:14.5px;
  line-height:1.7;
  color:var(--ink-2);
  border-bottom:1px dashed var(--line);
}
.cmp-card.is-dark .cmp-list li{color:rgba(234,244,239,.82);border-bottom-color:rgba(255,255,255,.12);}
.cmp-list li:last-child{border-bottom:0;padding-bottom:0;}
.cmp-list i{color:var(--brand);margin-top:5px;font-size:13px;flex:0 0 14px;}
.cmp-card.is-dark .cmp-list i{color:var(--brand-lime);}
.cmp-list b{color:var(--ink);font-weight:700;}
.cmp-card.is-dark .cmp-list b{color:#fff;}
.cmp-foot{margin-top:22px;}

/* ---------- Offer cards ---------- */
.offer-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:26px;}
.offer-card{
  display:flex;flex-direction:column;
  background:var(--surface);
  border:1px solid var(--line);
  border-radius:var(--radius-lg);
  overflow:hidden;
  box-shadow:var(--shadow);
  transition:transform .25s ease,box-shadow .25s ease,border-color .25s ease;
}
.offer-card:hover{transform:translateY(-6px);box-shadow:var(--shadow-hover);border-color:rgba(14,159,110,.3);}
.offer-thumb{position:relative;overflow:hidden;background:#E7EFEA;}
.offer-thumb img{width:100%;aspect-ratio:16/10;object-fit:cover;transition:transform .45s ease;}
.offer-card:hover .offer-thumb img{transform:scale(1.04);}
.offer-tag{
  position:absolute;left:14px;top:14px;
  padding:6px 13px;border-radius:999px;
  background:rgba(255,255,255,.94);
  color:var(--brand);
  font-size:12px;font-weight:800;letter-spacing:.04em;
  box-shadow:0 6px 16px rgba(6,37,27,.14);
}
.offer-body{padding:22px 24px 26px;display:flex;flex-direction:column;gap:10px;flex:1;}
.offer-body h3{font-size:18.5px;font-weight:800;line-height:1.45;color:var(--ink);}
.offer-body p{font-size:14.5px;line-height:1.75;color:var(--ink-2);margin:0;flex:1;}
.offer-meta{
  display:flex;align-items:center;gap:8px;
  font-size:12.5px;color:var(--ink-2);
  padding-top:12px;border-top:1px solid var(--line);
}
.dot-amber{width:7px;height:7px;border-radius:50%;background:var(--accent);display:inline-block;}

/* ---------- FAQ ---------- */
.faq-wrap{max-width:820px;margin:0 auto;}
.faq-item{
  background:var(--surface);
  border:1px solid var(--line);
  border-radius:var(--radius-md);
  padding:20px 22px;
  margin-bottom:14px;
  box-shadow:var(--shadow);
  transition:border-color .25s ease,box-shadow .25s ease;
}
.faq-item:hover{border-color:rgba(14,159,110,.3);}
.faq-item.is-open{border-color:rgba(14,159,110,.42);box-shadow:0 12px 30px rgba(6,37,27,.09);}
.faq-q{
  display:flex;align-items:center;justify-content:space-between;gap:16px;
  width:100%;padding:0;border:0;background:none;text-align:left;
  font-size:17px;font-weight:700;color:var(--ink);cursor:pointer;line-height:1.6;
}
.faq-icon{
  width:32px;height:32px;flex:0 0 32px;
  border-radius:50%;
  border:1px solid var(--line);
  display:inline-flex;align-items:center;justify-content:center;
  color:var(--brand);
  font-size:14px;
  transition:transform .25s ease,background .25s ease,color .25s ease,border-color .25s ease;
}
.faq-item.is-open .faq-icon{background:var(--brand);border-color:var(--brand);color:#fff;transform:rotate(135deg);}
.faq-a{max-height:0;overflow:hidden;transition:max-height .32s ease;}
.faq-a p{padding-top:14px;margin:0;font-size:15px;line-height:1.85;color:var(--ink-2);}

/* ---------- CTA band ---------- */
.cta-band{
  position:relative;
  overflow:hidden;
  background:var(--grad);
  border-radius:32px;
  padding:52px 48px;
  display:flex;align-items:center;justify-content:space-between;gap:36px;
  color:#fff;
  box-shadow:0 24px 60px rgba(14,159,110,.26);
}
.cta-band::after{
  content:"";
  position:absolute;
  width:420px;height:420px;border-radius:50%;
  right:-120px;top:-160px;
  background:radial-gradient(circle,rgba(255,255,255,.34),transparent 66%);
  pointer-events:none;
}
.cta-copy{position:relative;z-index:2;max-width:640px;}
.cta-copy h2{font-size:32px;font-weight:800;letter-spacing:-.02em;line-height:1.3;margin-bottom:12px;color:#fff;}
.cta-copy p{font-size:15.5px;line-height:1.8;color:rgba(255,255,255,.9);margin:0;}
.cta-actions{position:relative;z-index:2;display:flex;flex-wrap:wrap;gap:14px;}

/* ---------- Footer ---------- */
.site-footer{
  background:var(--surface-dark);
  color:rgba(234,244,239,.7);
  padding:72px 0 28px;
  margin-top:88px;
}
.footer-brand-name{
  display:flex;align-items:center;gap:10px;
  font-size:19px;font-weight:800;color:#fff;margin-bottom:14px;
}
.footer-desc{font-size:14px;line-height:1.8;color:rgba(234,244,239,.62);max-width:340px;margin:0;}
.footer-socials{display:flex;gap:10px;margin-top:20px;}
.footer-socials span{
  width:38px;height:38px;border-radius:50%;
  display:inline-flex;align-items:center;justify-content:center;
  background:rgba(255,255,255,.07);
  border:1px solid rgba(255,255,255,.12);
  color:rgba(234,244,239,.8);
  font-size:14px;
  transition:background .2s ease,color .2s ease,transform .2s ease;
}
.footer-socials span:hover{background:rgba(124,232,168,.18);color:#fff;transform:translateY(-2px);}
.footer-title{font-size:13px;font-weight:800;letter-spacing:.1em;color:#fff;margin-bottom:16px;}
.footer-links li{margin-bottom:10px;}
.footer-links a{font-size:14px;color:rgba(234,244,239,.68);}
.footer-links a:hover{color:var(--brand-lime);}
.footer-contact{font-size:13.5px;line-height:1.8;color:rgba(234,244,239,.62);margin:0 0 14px;}
.sub-form{display:flex;gap:8px;}
.sub-form input{
  flex:1;min-width:0;height:48px;
  border-radius:var(--radius-sm);
  border:1px solid rgba(255,255,255,.16);
  background:rgba(255,255,255,.06);
  color:#fff;
  padding:0 16px;
  font-size:14px;
  transition:border-color .2s ease,box-shadow .2s ease,background .2s ease;
}
.sub-form input::placeholder{color:rgba(234,244,239,.45);}
.sub-form input:focus{outline:none;background:rgba(255,255,255,.1);border-color:var(--brand-lime);box-shadow:0 0 0 3px rgba(124,232,168,.18);}
.sub-form .btn{height:48px;padding:0 22px;font-size:14px;}
.form-hint{font-size:12.5px;color:var(--brand-lime);min-height:18px;margin:8px 0 0;}
.footer-bottom{
  display:flex;flex-wrap:wrap;justify-content:space-between;gap:12px;
  margin-top:52px;padding-top:22px;
  border-top:1px solid rgba(255,255,255,.1);
  font-size:12px;color:rgba(234,244,239,.46);
}

/* ---------- Sticky bar ---------- */
.sticky-cta{
  position:fixed;
  right:24px;bottom:24px;
  z-index:90;
  display:flex;align-items:center;gap:16px;
  padding:12px 14px 12px 24px;
  border-radius:999px;
  background:rgba(11,21,18,.94);
  border:1px solid rgba(255,255,255,.14);
  box-shadow:0 18px 40px rgba(6,37,27,.32);
  -webkit-backdrop-filter:blur(12px);
  backdrop-filter:blur(12px);
  color:#fff;
  transform:translateY(140%);
  transition:transform .4s cubic-bezier(.4,0,.2,1),opacity .3s ease;
}
.sticky-cta.is-visible{transform:translateY(0);}
.sticky-cta.is-hidden{opacity:0;pointer-events:none;transform:translateY(140%);}
.sticky-cta .sticky-text{font-size:14px;font-weight:600;line-height:1.5;color:rgba(255,255,255,.92);}
.sticky-cta .btn{box-shadow:none;}
.sticky-close{
  width:30px;height:30px;border-radius:50%;
  border:1px solid rgba(255,255,255,.18);
  background:rgba(255,255,255,.06);
  color:rgba(255,255,255,.7);
  display:inline-flex;align-items:center;justify-content:center;
  cursor:pointer;font-size:12px;
  transition:background .2s ease,color .2s ease;
}
.sticky-close:hover{background:rgba(255,255,255,.16);color:#fff;}

/* ---------- Responsive ---------- */
@media screen and (max-width:1024px){
  .nav-links{display:none;}
  .menu-toggle{display:inline-flex;}
  .header-actions .btn{display:none;}
  .page-hero{padding:126px 0 60px;}
  .page-hero h1{font-size:36px;}
  .section{padding:70px 0;}
  .sec-title{font-size:29px;}
  .offer-grid{grid-template-columns:repeat(2,1fr);}
  .compare-grid{grid-template-columns:1fr;}
  .cta-band{flex-direction:column;align-items:flex-start;padding:44px 36px;}
}
@media screen and (max-width:768px){
  .wrap{padding:0 18px;}
  .header-inner{height:68px;}
  .site-header.is-stuck .header-inner{height:60px;}
  .brand{font-size:16px;}
  .page-hero{padding:112px 0 52px;}
  .page-hero h1{font-size:29px;line-height:1.24;}
  .hero-lead{font-size:15.5px;}
  .hero-stats{flex-wrap:nowrap;overflow-x:auto;scroll-snap-type:x mandatory;padding-bottom:6px;-webkit-overflow-scrolling:touch;}
  .stat-pill{flex:0 0 auto;scroll-snap-align:start;padding:10px 16px;}
  .stat-pill b{font-size:19px;}
  .section{padding:56px 0;}
  .sec-head{margin-bottom:32px;}
  .sec-title{font-size:25px;}
  .sec-sub{font-size:15px;}
  .timeline::before{left:22px;}
  .tl-item{grid-template-columns:46px 1fr;gap:16px;padding-bottom:20px;}
  .tl-dot{width:46px;height:46px;font-size:16px;}
  .tl-card{padding:20px 20px;}
  .tl-card h3{font-size:18.5px;}
  .tl-card p{font-size:14.5px;}
  .tl-meta{gap:8px;}
  .offer-grid{grid-template-columns:1fr;}
  .cmp-card{padding:24px 20px;}
  .cta-band{padding:34px 24px;border-radius:24px;gap:24px;}
  .cta-copy h2{font-size:24px;}
  .cta-actions{width:100%;}
  .cta-actions .btn{width:100%;}
  .faq-q{font-size:15.5px;}
  .faq-item{padding:16px 16px;}
  .site-footer{padding:56px 0 24px;margin-top:56px;}
  .sticky-cta{
    left:0;right:0;bottom:0;border-radius:0;
    padding:12px 14px;
    justify-content:space-between;
    border-left:0;border-right:0;border-bottom:0;
  }
  .sticky-cta .sticky-text{font-size:13px;}
  .sticky-cta .btn{padding:11px 18px;font-size:13.5px;}
  body{padding-bottom:76px;}
}
@media screen and (max-width:520px){
  .page-hero h1{font-size:25px;}
  .hero-tag{font-size:11.5px;padding:6px 13px;}
  .sec-title{font-size:22px;}
  .sub-form{flex-direction:column;}
  .sub-form .btn{width:100%;}
  .footer-bottom{flex-direction:column;gap:8px;}
  .cmp-head{gap:10px;}
  .cmp-card h3{font-size:19px;}
  .sticky-cta .sticky-text{max-width:52%;}
}

/* roulang page: category4 */
:root{
  --brand:#0E9F6E;
  --brand-deep:#06251B;
  --brand-lime:#7CE8A8;
  --accent:#FFB020;
  --ink:#0F1A16;
  --ink-2:#4A5F57;
  --line:#E3E9E5;
  --bg:#F6F8F5;
  --surface:#FFFFFF;
  --surface-dark:#0B1512;
  --danger:#E5484D;
  --grad:linear-gradient(135deg,#0E9F6E 0%,#3FCB8C 55%,#7CE8A8 100%);
  --r-lg:24px;
  --r-md:16px;
  --r-sm:12px;
  --shadow:0 8px 24px rgba(6,37,27,.06);
  --shadow-hover:0 18px 40px rgba(6,37,27,.12);
  --shadow-dark:0 10px 30px rgba(0,0,0,.35);
  --wrap:1200px;
  --ease:.3s cubic-bezier(.22,.61,.36,1);
}
*,*::before,*::after{box-sizing:border-box;}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth;}
body{
  margin:0;
  font-family:"Noto Sans SC","PingFang SC","Microsoft YaHei",system-ui,-apple-system,sans-serif;
  font-size:16px;
  line-height:1.75;
  color:var(--ink);
  background:var(--bg);
  padding-bottom:88px;
  overflow-x:hidden;
}
img{max-width:100%;display:block;}
a{color:inherit;text-decoration:none;transition:color var(--ease);}
a:hover{color:var(--brand);}
ul,ol{margin:0;padding:0;list-style:none;}
button{font-family:inherit;cursor:pointer;border:0;background:none;color:inherit;}
h1,h2,h3,h4{margin:0;font-weight:800;letter-spacing:-.02em;line-height:1.2;}
p{margin:0;}
:focus-visible{outline:2px solid var(--brand);outline-offset:3px;border-radius:6px;}
.wrap{max-width:var(--wrap);margin:0 auto;padding:0 24px;width:100%;}

/* ---------- Header ---------- */
.site-header{
  position:fixed;top:0;left:0;right:0;z-index:120;
  padding:14px 0;
  background:rgba(6,37,27,.28);
  -webkit-backdrop-filter:blur(16px) saturate(140%);
  backdrop-filter:blur(16px) saturate(140%);
  border-bottom:1px solid rgba(255,255,255,.18);
  box-shadow:0 6px 24px rgba(6,37,27,.12);
  transition:background var(--ease),padding var(--ease),box-shadow var(--ease),border-color var(--ease);
}
.site-header.is-stuck{
  background:rgba(255,255,255,.96);
  border-bottom:1px solid var(--line);
  box-shadow:0 10px 30px rgba(6,37,27,.10);
  padding:8px 0;
}
.nav-inner{display:flex;align-items:center;gap:24px;}
.brand{display:flex;align-items:center;gap:10px;font-weight:800;font-size:19px;letter-spacing:-.01em;color:#fff;white-space:nowrap;}
.brand-mark{
  width:36px;height:36px;border-radius:12px;display:grid;place-items:center;
  background:var(--grad);color:#062A1D;font-weight:800;font-size:18px;
  box-shadow:0 6px 16px rgba(14,159,110,.35);
}
.brand-text{line-height:1;}
.nav-links{display:flex;align-items:center;gap:6px;margin-left:auto;}
.nav-link{
  position:relative;display:inline-block;padding:8px 14px;border-radius:999px;
  font-size:15px;font-weight:500;color:rgba(255,255,255,.86);transition:color var(--ease),background var(--ease);
}
.nav-link::after{
  content:"";position:absolute;left:14px;right:14px;bottom:2px;height:2px;border-radius:2px;
  background:var(--brand-lime);transform:scaleX(0);transform-origin:left;transition:transform var(--ease);
}
.nav-link:hover{color:#fff;background:rgba(255,255,255,.10);}
.nav-link:hover::after,.nav-link.is-active::after{transform:scaleX(1);}
.nav-link.is-active{color:#fff;font-weight:700;}
.nav-actions{display:flex;align-items:center;gap:10px;}
.icon-btn{
  width:40px;height:40px;border-radius:50%;display:grid;place-items:center;
  color:#fff;border:1px solid rgba(255,255,255,.28);background:rgba(255,255,255,.08);
  transition:all var(--ease);
}
.icon-btn:hover{background:rgba(255,255,255,.2);transform:translateY(-2px);}
.site-header.is-stuck .brand,
.site-header.is-stuck .nav-link,
.site-header.is-stuck .icon-btn{color:var(--ink);}
.site-header.is-stuck .nav-link:hover{background:rgba(14,159,110,.10);color:var(--brand);}
.site-header.is-stuck .nav-link.is-active{color:var(--brand);}
.site-header.is-stuck .nav-link::after{background:var(--brand);}
.site-header.is-stuck .icon-btn{border-color:var(--line);background:#fff;}
.menu-toggle{display:none;width:42px;height:42px;border-radius:12px;border:1px solid rgba(255,255,255,.3);position:relative;}
.menu-toggle span,
.menu-toggle span::before,
.menu-toggle span::after{
  position:absolute;left:50%;transform:translateX(-50%);
  width:18px;height:2px;border-radius:2px;background:#fff;content:"";display:block;transition:all var(--ease);
}
.menu-toggle span{top:50%;margin-top:-1px;}
.menu-toggle span::before{top:-6px;}
.menu-toggle span::after{top:6px;}
.site-header.is-stuck .menu-toggle{border-color:var(--line);}
.site-header.is-stuck .menu-toggle span,
.site-header.is-stuck .menu-toggle span::before,
.site-header.is-stuck .menu-toggle span::after{background:var(--ink);}

/* ---------- Buttons ---------- */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  padding:14px 28px;border-radius:999px;font-size:15px;font-weight:700;
  transition:transform var(--ease),box-shadow var(--ease),background var(--ease),color var(--ease),border-color var(--ease);
  border:1px solid transparent;white-space:nowrap;
}
.btn-primary{background:var(--grad);color:#052A1C;box-shadow:0 10px 24px rgba(14,159,110,.28);}
.btn-primary:hover{filter:brightness(1.06);transform:translateY(-2px);box-shadow:0 16px 32px rgba(14,159,110,.34);color:#052A1C;}
.btn-primary:active{transform:translateY(0);}
.btn-ghost{background:rgba(255,255,255,.08);border-color:rgba(255,255,255,.42);color:#fff;}
.btn-ghost:hover{background:rgba(255,255,255,.18);color:#fff;transform:translateY(-2px);}
.btn-outline{background:#fff;border-color:var(--line);color:var(--ink);}
.btn-outline:hover{border-color:var(--brand);color:var(--brand);transform:translateY(-2px);box-shadow:var(--shadow-hover);}
.btn-sm{padding:10px 20px;font-size:14px;}
.btn-block{width:100%;}
.link-arrow{display:inline-flex;align-items:center;gap:8px;font-weight:700;color:var(--brand);font-size:15px;}
.link-arrow i{transition:transform var(--ease);}
.link-arrow:hover i{transform:translateX(4px);}

/* ---------- Page header ---------- */
.page-head{
  position:relative;padding:150px 0 76px;color:#fff;overflow:hidden;
  background:var(--brand-deep);
}
.page-head .bg{
  position:absolute;inset:0;background-image:url(/assets/images/backpic/back-3.webp);
  background-size:cover;background-position:center;opacity:.42;
}
.page-head::after{
  content:"";position:absolute;inset:0;
  background:linear-gradient(125deg,rgba(6,37,27,.92) 0%,rgba(6,37,27,.74) 48%,rgba(14,159,110,.42) 100%);
}
.page-head .wrap{position:relative;z-index:2;}
.crumbs{display:flex;flex-wrap:wrap;align-items:center;gap:8px;font-size:13px;color:rgba(255,255,255,.72);margin-bottom:22px;}
.crumbs a{color:rgba(255,255,255,.82);}
.crumbs a:hover{color:var(--brand-lime);}
.crumbs .sep{opacity:.5;}
.crumbs .current{color:var(--brand-lime);font-weight:600;}
.tag-pill{
  display:inline-flex;align-items:center;gap:8px;padding:7px 16px;border-radius:999px;
  font-size:12px;font-weight:700;letter-spacing:.08em;
  background:rgba(124,232,168,.16);color:var(--brand-lime);border:1px solid rgba(124,232,168,.34);
  margin-bottom:20px;
}
.page-head h1{
  font-size:clamp(30px,4.2vw,50px);line-height:1.16;max-width:880px;margin-bottom:18px;
}
.page-head h1 em{font-style:normal;color:var(--brand-lime);}
.page-lead{font-size:17px;line-height:1.8;color:rgba(255,255,255,.82);max-width:720px;margin-bottom:30px;}
.head-badges{display:flex;flex-wrap:wrap;gap:14px;}
.hbadge{
  display:flex;align-items:center;gap:12px;padding:12px 20px;border-radius:14px;
  background:rgba(255,255,255,.08);border:1px solid rgba(255,255,255,.18);
  -webkit-backdrop-filter:blur(10px);backdrop-filter:blur(10px);
}
.hbadge b{font-size:24px;font-weight:800;color:var(--brand-lime);font-variant-numeric:tabular-nums;line-height:1;}
.hbadge span{font-size:12px;color:rgba(255,255,255,.78);line-height:1.4;}

/* ---------- Sections ---------- */
.section{padding:88px 0;}
.section-alt{background:#fff;}
.section-head{max-width:720px;margin-bottom:44px;}
.eyebrow{
  display:inline-block;font-size:12px;font-weight:700;letter-spacing:.16em;text-transform:uppercase;
  color:var(--brand);background:rgba(14,159,110,.10);padding:6px 14px;border-radius:999px;margin-bottom:16px;
}
.section-head h2{font-size:clamp(25px,3vw,34px);margin-bottom:14px;}
.section-head p{color:var(--ink-2);font-size:16px;max-width:640px;}

/* ---------- Compare table ---------- */
.table-shell{
  background:var(--surface);border:1px solid var(--line);border-radius:var(--r-lg);
  box-shadow:var(--shadow);overflow:hidden;
}
.table-scroll{overflow-x:auto;-webkit-overflow-scrolling:touch;}
table.compare{width:100%;border-collapse:collapse;min-width:760px;font-size:15px;}
table.compare thead th{
  text-align:left;padding:22px 24px;font-size:14px;font-weight:700;color:var(--ink-2);
  background:#F1F6F3;border-bottom:1px solid var(--line);white-space:nowrap;
}
table.compare thead th.featured{
  background:linear-gradient(180deg,rgba(14,159,110,.16),rgba(14,159,110,.06));
  color:var(--brand-deep);position:relative;
}
table.compare thead th.featured::before{
  content:"";position:absolute;top:0;left:0;right:0;height:4px;background:var(--grad);
}
table.compare thead th .th-note{display:block;font-size:12px;font-weight:500;color:var(--ink-2);margin-top:4px;}
table.compare tbody th{
  text-align:left;padding:20px 24px;font-weight:700;color:var(--ink);background:#fff;
  border-bottom:1px solid var(--line);width:180px;white-space:nowrap;
}
table.compare tbody td{
  padding:20px 24px;border-bottom:1px solid var(--line);color:var(--ink-2);vertical-align:top;
}
table.compare tbody td.featured{background:rgba(14,159,110,.055);color:var(--ink);font-weight:500;}
table.compare tbody tr:last-child th,table.compare tbody tr:last-child td{border-bottom:0;}
table.compare tbody tr:hover td{background:#F8FBF9;}
table.compare tbody tr:hover td.featured{background:rgba(14,159,110,.10);}
.mini-tag{
  display:inline-block;padding:3px 10px;border-radius:999px;font-size:12px;font-weight:700;
  background:rgba(255,176,32,.16);color:#9A6400;margin-left:6px;
}
.table-foot{
  display:flex;flex-wrap:wrap;gap:14px;align-items:center;justify-content:space-between;
  padding:20px 24px;background:#F8FBF9;border-top:1px solid var(--line);
}
.table-foot p{font-size:13px;color:var(--ink-2);}

/* ---------- Feature cards 2x2 ---------- */
.feature-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:24px;}
.feature-card{
  background:var(--surface);border:1px solid var(--line);border-radius:var(--r-lg);
  padding:30px;box-shadow:var(--shadow);transition:transform var(--ease),box-shadow var(--ease),border-color var(--ease);
  position:relative;overflow:hidden;
}
.feature-card:hover{transform:translateY(-4px);box-shadow:var(--shadow-hover);border-color:rgba(14,159,110,.35);}
.feature-card .f-icon{
  width:52px;height:52px;border-radius:16px;display:grid;place-items:center;font-size:20px;
  background:rgba(14,159,110,.10);color:var(--brand);margin-bottom:18px;transition:all var(--ease);
}
.feature-card:hover .f-icon{background:var(--grad);color:#052A1C;}
.feature-card h3{font-size:20px;margin-bottom:10px;}
.feature-card p{color:var(--ink-2);font-size:15px;line-height:1.8;}
.feature-card ul.check{margin-top:16px;display:grid;gap:8px;}
.feature-card ul.check li{
  position:relative;padding-left:24px;font-size:14px;color:var(--ink-2);
}
.feature-card ul.check li::before{
  content:"\f00c";font-family:"Font Awesome 6 Free";font-weight:900;font-size:11px;
  position:absolute;left:0;top:5px;color:var(--brand);
}

/* ---------- Checklist strip ---------- */
.checklist{
  background:var(--surface-dark);border-radius:var(--r-lg);padding:44px;color:#fff;
  box-shadow:var(--shadow-dark);position:relative;overflow:hidden;
}
.checklist::before{
  content:"";position:absolute;inset:0;
  background:radial-gradient(circle at 84% 10%,rgba(124,232,168,.20),transparent 58%);
}
.checklist .wrap-inner{position:relative;z-index:2;}
.checklist h2{font-size:clamp(24px,2.6vw,30px);margin-bottom:12px;color:#fff;}
.checklist .sub{color:rgba(255,255,255,.72);font-size:15px;margin-bottom:30px;max-width:620px;}
.steps-mini{display:grid;grid-template-columns:repeat(4,1fr);gap:18px;}
.step-mini{
  background:rgba(255,255,255,.06);border:1px solid rgba(255,255,255,.14);
  border-radius:var(--r-md);padding:22px;transition:all var(--ease);
}
.step-mini:hover{background:rgba(255,255,255,.12);transform:translateY(-4px);}
.step-mini b{
  display:block;font-size:13px;font-weight:800;letter-spacing:.1em;color:var(--brand-lime);margin-bottom:10px;
  font-variant-numeric:tabular-nums;
}
.step-mini h3{font-size:16px;color:#fff;margin-bottom:8px;}
.step-mini p{font-size:13.5px;color:rgba(255,255,255,.70);line-height:1.7;}

/* ---------- FAQ ---------- */
.faq-wrap{max-width:840px;margin:0 auto;}
.faq-item{
  background:var(--surface);border:1px solid var(--line);border-radius:var(--r-md);
  margin-bottom:14px;box-shadow:var(--shadow);overflow:hidden;transition:border-color var(--ease),box-shadow var(--ease);
}
.faq-item:hover{border-color:rgba(14,159,110,.3);box-shadow:var(--shadow-hover);}
.faq-q{
  width:100%;display:flex;align-items:center;justify-content:space-between;gap:18px;
  padding:20px 24px;text-align:left;font-size:16.5px;font-weight:700;color:var(--ink);
  transition:color var(--ease);
}
.faq-q:hover{color:var(--brand);}
.faq-q .plus{
  flex:0 0 32px;width:32px;height:32px;border-radius:50%;display:grid;place-items:center;
  background:rgba(14,159,110,.10);color:var(--brand);font-size:14px;transition:all var(--ease);
}
.faq-item.is-open .faq-q .plus{background:var(--grad);color:#052A1C;transform:rotate(45deg);}
.faq-a{max-height:0;overflow:hidden;transition:max-height .35s ease;}
.faq-a-inner{padding:0 24px 22px;font-size:14.5px;line-height:1.85;color:var(--ink-2);}
.faq-a-inner strong{color:var(--ink);}

/* ---------- CTA ---------- */
.cta-card{
  background:var(--grad);border-radius:32px;padding:56px;color:#052A1C;
  display:flex;align-items:center;justify-content:space-between;gap:40px;
  position:relative;overflow:hidden;box-shadow:0 24px 60px rgba(14,159,110,.28);
}
.cta-card::before{
  content:"";position:absolute;inset:0;
  background:radial-gradient(circle at 12% 88%,rgba(255,255,255,.42),transparent 55%);
}
.cta-card > *{position:relative;z-index:2;}
.cta-card h2{font-size:clamp(24px,3vw,34px);margin-bottom:12px;color:#04231A;}
.cta-card p{font-size:16px;color:rgba(4,35,26,.78);max-width:560px;}
.cta-card .btn-white{background:#fff;color:var(--brand-deep);box-shadow:0 12px 28px rgba(4,35,26,.18);}
.cta-card .btn-white:hover{transform:translateY(-2px);color:var(--brand);}

/* ---------- Sticky bar ---------- */
.sticky-bar{
  position:fixed;right:24px;bottom:24px;z-index:130;max-width:420px;
  display:flex;align-items:center;gap:14px;padding:14px 18px;border-radius:999px;
  background:var(--surface-dark);color:#fff;border:1px solid rgba(255,255,255,.14);
  box-shadow:0 18px 40px rgba(0,0,0,.32);transform:translateY(140%);opacity:0;
  transition:transform .45s cubic-bezier(.22,.61,.36,1),opacity .45s;
}
.sticky-bar.is-visible{transform:translateY(0);opacity:1;}
.sticky-bar.is-hidden{transform:translateY(140%);opacity:0;pointer-events:none;}
.sticky-bar p{font-size:14px;line-height:1.5;margin:0;color:rgba(255,255,255,.9);}
.sticky-bar .btn{padding:10px 20px;font-size:13.5px;}
.sticky-close{
  width:26px;height:26px;border-radius:50%;display:grid;place-items:center;flex:0 0 26px;
  background:rgba(255,255,255,.12);color:#fff;font-size:12px;transition:background var(--ease);
}
.sticky-close:hover{background:rgba(255,255,255,.28);}

/* ---------- Footer ---------- */
.site-footer{background:var(--surface-dark);color:rgba(255,255,255,.72);padding:72px 0 32px;margin-top:0;}
.footer-brand-name{
  display:flex;align-items:center;gap:10px;color:#fff;font-weight:800;font-size:19px;margin-bottom:16px;
}
.footer-brand-name .brand-mark{width:34px;height:34px;border-radius:11px;font-size:17px;}
.footer-desc{font-size:14px;line-height:1.8;color:rgba(255,255,255,.6);max-width:330px;}
.footer-socials{display:flex;gap:10px;margin-top:20px;}
.footer-socials span{
  width:38px;height:38px;border-radius:50%;display:grid;place-items:center;
  background:rgba(255,255,255,.07);border:1px solid rgba(255,255,255,.12);
  color:rgba(255,255,255,.8);font-size:14px;transition:all var(--ease);
}
.footer-socials span:hover{background:rgba(14,159,110,.28);color:#fff;transform:translateY(-3px);}
.footer-title{color:#fff;font-weight:700;font-size:15px;margin-bottom:18px;}
.footer-links li{margin-bottom:11px;}
.footer-links a{font-size:14px;color:rgba(255,255,255,.62);}
.footer-links a:hover{color:var(--brand-lime);}
.footer-contact{font-size:13.5px;color:rgba(255,255,255,.6);line-height:1.75;margin-bottom:14px;}
.sub-form{display:flex;gap:8px;}
.sub-form input{
  flex:1;height:48px;border-radius:12px;border:1px solid rgba(255,255,255,.16);
  background:rgba(255,255,255,.06);color:#fff;padding:0 16px;font-size:14px;
  transition:border-color var(--ease),box-shadow var(--ease),background var(--ease);
}
.sub-form input::placeholder{color:rgba(255,255,255,.42);}
.sub-form input:focus{outline:none;border-color:var(--brand-lime);box-shadow:0 0 0 2px rgba(124,232,168,.32);background:rgba(255,255,255,.1);}
.sub-form .btn{height:48px;padding:0 22px;font-size:14px;}
.form-hint{font-size:12.5px;color:var(--brand-lime);margin-top:10px;min-height:18px;}
.form-hint.is-error{color:#FF8A8D;}
.footer-bottom{
  display:flex;flex-wrap:wrap;gap:12px;justify-content:space-between;align-items:center;
  border-top:1px solid rgba(255,255,255,.10);margin-top:44px;padding-top:24px;
  font-size:12px;color:rgba(255,255,255,.44);
}

/* ---------- Mobile drawer ---------- */
.drawer-mask{
  position:fixed;inset:0;background:rgba(6,37,27,.55);z-index:140;opacity:0;pointer-events:none;
  transition:opacity var(--ease);-webkit-backdrop-filter:blur(3px);backdrop-filter:blur(3px);
}
.drawer-mask.is-open{opacity:1;pointer-events:auto;}
.drawer{
  position:fixed;top:0;right:0;bottom:0;width:min(360px,86vw);z-index:150;background:#fff;
  border-radius:24px 0 0 24px;padding:26px 22px;transform:translateX(105%);
  transition:transform .35s cubic-bezier(.22,.61,.36,1);display:flex;flex-direction:column;
  box-shadow:-20px 0 50px rgba(6,37,27,.24);
}
.drawer.is-open{transform:translateX(0);}
.drawer-head{display:flex;align-items:center;justify-content:space-between;margin-bottom:22px;}
.drawer-head .brand{color:var(--ink);font-size:17px;}
.drawer-close{width:38px;height:38px;border-radius:50%;background:var(--bg);color:var(--ink);display:grid;place-items:center;}
.drawer-nav{display:flex;flex-direction:column;gap:4px;}
.drawer-nav a{
  padding:16px 14px;border-radius:12px;font-size:16px;font-weight:600;color:var(--ink);
  border-bottom:1px solid var(--line);transition:all var(--ease);
}
.drawer-nav a:hover,.drawer-nav a.is-active{background:rgba(14,159,110,.08);color:var(--brand);}
.drawer-cta{margin-top:auto;padding-top:22px;}

/* ---------- Responsive ---------- */
@media screen and (max-width:1024px){
  .nav-links{display:none;}
  .nav-actions .btn{display:none;}
  .menu-toggle{display:block;}
  .section{padding:64px 0;}
  .steps-mini{grid-template-columns:repeat(2,1fr);}
  .cta-card{flex-direction:column;align-items:flex-start;padding:40px;}
  .cta-card .btn{width:100%;}
}
@media screen and (max-width:768px){
  .page-head{padding:120px 0 56px;}
  .page-head h1{font-size:28px;}
  .page-lead{font-size:15.5px;}
  .head-badges{gap:10px;}
  .hbadge{padding:10px 14px;flex:1 1 calc(50% - 10px);min-width:0;}
  .hbadge b{font-size:19px;}
  .feature-grid{grid-template-columns:1fr;}
  .section{padding:54px 0;}
  .checklist{padding:30px 22px;border-radius:20px;}
  .steps-mini{grid-template-columns:1fr;}
  .faq-q{font-size:15.5px;padding:18px;}
  .faq-a-inner{padding:0 18px 20px;}
  .sticky-bar{
    right:0;left:0;bottom:0;max-width:none;border-radius:18px 18px 0 0;
    padding:12px 16px;justify-content:space-between;transform:translateY(140%);
  }
  body{padding-bottom:96px;}
  .footer-bottom{flex-direction:column;align-items:flex-start;}
  .sub-form{flex-direction:column;}
  .sub-form .btn{width:100%;}
}
@media screen and (max-width:520px){
  .wrap{padding:0 18px;}
  .brand{font-size:16px;}
  .brand-mark{width:32px;height:32px;font-size:16px;border-radius:10px;}
  .cta-card{padding:30px 22px;border-radius:24px;}
  .sticky-bar p{font-size:13px;}
  .sticky-bar .btn{padding:9px 16px;font-size:13px;}
}
@media (prefers-reduced-motion:reduce){
  *{animation-duration:.01ms!important;transition-duration:.01ms!important;}
  html{scroll-behavior:auto;}
}