/* roulang page: index */
:root{
  --lime:#C6F63C;
  --lime-hover:#D4FF56;
  --lime-soft:rgba(198,246,60,.12);
  --cyan:#2BE8C4;
  --orange:#FF7A2F;
  --dark:#0B0E0C;
  --dark-card:#141815;
  --dark-line:rgba(198,246,60,.14);
  --dark-line-strong:rgba(198,246,60,.18);
  --light:#F5F6F2;
  --white:#FFFFFF;
  --line:#E4E8DE;
  --line-soft:#EDF0E8;
  --cell:#F7F8F4;
  --t-dark:#F2F5EE;
  --t-dark-2:#A7B0A4;
  --t:#101512;
  --t-2:#5C655D;
  --t-3:#8A938B;
  --ok:#35C46A;
  --warn:#F0A32A;
  --err:#E4523F;
  --r-lg:24px;
  --r-md:18px;
  --r-pill:999px;
  --r-badge:10px;
  --r-img:16px;
  --sh-card:0 1px 2px rgba(16,21,18,.05), 0 12px 32px rgba(16,21,18,.06);
  --sh-hover:0 18px 40px rgba(16,21,18,.10);
  --sh-lime:0 8px 20px rgba(198,246,60,.28);
  --ease:cubic-bezier(.2,.7,.2,1);
  --gap:24px;
  --sec:96px;
  --maxw:1224px;
  --font:"HarmonyOS Sans SC","PingFang SC","Microsoft YaHei","Noto Sans SC","Hiragino Sans GB",system-ui,-apple-system,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:16px;
  line-height:1.85;
  color:var(--t);
  background:var(--light);
  font-feature-settings:"tnum";
  -webkit-font-smoothing:antialiased;
}
h1,h2,h3,h4,p,ul,ol,figure,blockquote{margin:0;}
ul,ol{padding:0;list-style:none;}
img{max-width:100%;display:block;}
a{color:inherit;text-decoration:none;transition:color .18s var(--ease);}
button{font-family:inherit;border:0;background:none;cursor:pointer;color:inherit;}
input,textarea,select{font-family:inherit;font-size:16px;}
:focus-visible{outline:2px solid var(--lime);outline-offset:2px;}
.container{
  width:100%;
  max-width:var(--maxw);
  margin:0 auto;
  padding:0 24px;
}
.section{padding:var(--sec) 0;}
.section--dark{background:var(--dark);color:var(--t-dark);}
.section--light{background:var(--light);color:var(--t);}

/* ---------- 按钮 ---------- */
.btn{
  display:inline-flex;
  align-items:center;
  justify-content:center;
  gap:8px;
  height:48px;
  padding:0 28px;
  border-radius:var(--r-pill);
  font-size:16px;
  font-weight:700;
  line-height:1;
  white-space:nowrap;
  transition:transform .18s var(--ease),background .18s var(--ease),color .18s var(--ease),box-shadow .2s var(--ease),border-color .18s var(--ease);
}
.btn-primary{background:var(--lime);color:var(--dark);box-shadow:0 0 0 1px rgba(198,246,60,.25);}
.btn-primary:hover{background:var(--lime-hover);transform:translateY(-2px);box-shadow:var(--sh-lime);}
.btn-primary:active{transform:translateY(0);}
.btn-ghost{background:transparent;color:var(--lime);border:1px solid rgba(242,245,238,.28);}
.btn-ghost:hover{border-color:var(--lime);color:var(--lime-hover);transform:translateY(-2px);}
.btn-ghost:active{transform:translateY(0);}
.btn-sm{height:40px;padding:0 20px;font-size:14px;}
.btn-block{width:100%;}
.btn[disabled]{opacity:.4;cursor:not-allowed;transform:none;box-shadow:none;}
.link-arrow{
  display:inline-flex;
  align-items:center;
  gap:6px;
  color:#4F7400;
  font-weight:700;
  font-size:14px;
}
.link-arrow span.arrow{transition:transform .18s var(--ease);}
.link-arrow:hover{color:var(--t);}
.link-arrow:hover span.arrow{transform:translateX(4px);}
.link-arrow--onDark{color:var(--lime);}
.link-arrow--onDark:hover{color:var(--lime-hover);}

/* ---------- 顶栏 ---------- */
.site-header{
  position:sticky;
  top:0;
  z-index:60;
  background:var(--dark);
  border-bottom:1px solid var(--dark-line-strong);
  transition:height .2s var(--ease),box-shadow .2s var(--ease),background .2s var(--ease);
}
.nav-wrap{
  height:72px;
  display:flex;
  align-items:center;
  gap:28px;
  transition:height .2s var(--ease);
}
.site-header.is-scrolled{background:rgba(11,14,12,.96);box-shadow:0 8px 24px rgba(0,0,0,.45);}
.site-header.is-scrolled .nav-wrap{height:64px;}
.logo{display:inline-flex;align-items:center;gap:10px;flex-shrink:0;}
.logo-mark{
  width:26px;height:26px;
  display:inline-block;
  border:2px solid var(--lime);
  border-radius:6px;
  transform:rotate(45deg);
  position:relative;
  box-shadow:0 0 0 3px rgba(198,246,60,.08);
}
.logo-mark::after{
  content:"";
  position:absolute;
  inset:5px;
  border-radius:2px;
  background:var(--lime);
  opacity:.85;
}
.logo-text{
  font-size:18px;
  font-weight:800;
  color:var(--t-dark);
  letter-spacing:.2px;
  white-space:nowrap;
}
.nav-menu{display:flex;align-items:center;gap:8px;margin-left:8px;}
.nav-link{
  position:relative;
  padding:8px 14px;
  border-radius:var(--r-pill);
  font-size:15px;
  font-weight:600;
  color:var(--t-dark);
  transition:color .18s var(--ease),background .18s var(--ease),box-shadow .2s var(--ease);
}
.nav-link::after{
  content:"";
  position:absolute;
  left:14px;right:14px;bottom:2px;
  height:2px;
  background:var(--lime);
  transform:scaleX(0);
  transform-origin:left center;
  transition:transform .2s var(--ease);
  border-radius:2px;
}
.nav-link:hover{color:var(--lime);}
.nav-link:hover::after{transform:scaleX(1);}
.nav-link.is-active{
  color:var(--lime);
  background:var(--lime-soft);
  box-shadow:0 0 0 1px rgba(198,246,60,.35);
}
.nav-link.is-active::after{transform:scaleX(0);}
.nav-actions{display:flex;align-items:center;gap:12px;margin-left:auto;}
.nav-toggle{
  display:none;
  width:44px;height:44px;
  border-radius:var(--r-badge);
  align-items:center;
  justify-content:center;
  flex-direction:column;
  gap:6px;
}
.nav-toggle i{display:block;width:22px;height:2px;background:var(--lime);border-radius:2px;transition:transform .2s var(--ease),opacity .2s var(--ease);}
.nav-toggle.is-open i:first-child{transform:translateY(4px) rotate(45deg);}
.nav-toggle.is-open i:last-child{transform:translateY(-4px) rotate(-45deg);}

/* ---------- 移动抽屉 ---------- */
.drawer{
  position:fixed;
  inset:0;
  z-index:80;
  background:var(--dark);
  display:flex;
  flex-direction:column;
  padding:20px 20px 28px;
  transform:translateY(-100%);
  opacity:0;
  pointer-events:none;
  transition:transform .28s var(--ease),opacity .28s var(--ease);
  overflow-y:auto;
}
.drawer.is-open{transform:translateY(0);opacity:1;pointer-events:auto;}
.drawer-head{display:flex;align-items:center;justify-content:space-between;padding-bottom:18px;border-bottom:1px solid var(--dark-line);}
.drawer-close{
  width:44px;height:44px;
  display:flex;align-items:center;justify-content:center;
  color:var(--lime);
  font-size:26px;
  line-height:1;
  border-radius:var(--r-badge);
}
.drawer-nav{display:flex;flex-direction:column;padding-top:8px;}
.drawer-nav a{
  font-size:18px;
  font-weight:700;
  color:var(--t-dark);
  padding:18px 4px;
  border-bottom:1px solid var(--dark-line);
}
.drawer-nav a.is-active{color:var(--lime);}
.drawer-cta{margin-top:auto;padding-top:24px;}
.drawer-cta .btn{width:100%;}
body.is-locked{overflow:hidden;}

/* ---------- Hero ---------- */
.hero{
  position:relative;
  background:
    radial-gradient(60% 70% at 18% 8%, rgba(198,246,60,.14), rgba(198,246,60,0) 62%),
    var(--dark);
  color:var(--t-dark);
  padding:82px 0 72px;
  overflow:hidden;
  border-bottom:1px solid var(--dark-line);
}
.hero-grid{display:grid;grid-template-columns:7fr 5fr;gap:48px;align-items:center;}
.eyebrow{
  display:inline-flex;
  align-items:center;
  gap:8px;
  font-size:13px;
  font-weight:700;
  color:var(--lime);
  background:var(--lime-soft);
  border:1px solid rgba(198,246,60,.28);
  border-radius:var(--r-pill);
  padding:6px 14px;
  margin-bottom:22px;
}
.hero h1{
  font-size:48px;
  line-height:1.16;
  font-weight:800;
  letter-spacing:-.4px;
  margin-bottom:20px;
}
.hero h1 em{font-style:normal;color:var(--lime);}
.hero-sub{
  font-size:18px;
  line-height:1.75;
  color:var(--t-dark-2);
  max-width:560px;
  margin-bottom:32px;
}
.hero-actions{display:flex;flex-wrap:wrap;gap:14px;margin-bottom:20px;}
.hero-note{font-size:13px;color:#7F897D;margin-bottom:30px;}
.hero-badges{display:flex;flex-wrap:wrap;gap:14px;}
.metric{
  min-width:118px;
  padding:12px 16px;
  border:1px solid rgba(255,122,47,.45);
  border-radius:var(--r-badge);
  background:rgba(255,122,47,.06);
}
.metric b{
  display:block;
  font-size:30px;
  font-weight:800;
  line-height:1.1;
  color:#FFB27A;
  font-variant-numeric:tabular-nums;
}
.metric b i{font-style:normal;font-size:13px;font-weight:700;margin-left:2px;color:#FFB27A;}
.metric span{display:block;font-size:12px;color:var(--t-dark-2);margin-top:4px;}
.hero-media{position:relative;}
.hero-media .frame{
  position:relative;
  border-radius:var(--r-lg);
  overflow:hidden;
  border:1px solid rgba(198,246,60,.35);
  aspect-ratio:4/3;
  background:#101512;
}
.hero-media img{width:100%;height:100%;object-fit:cover;}
.hero-float{
  position:absolute;
  right:-10px;
  bottom:-22px;
  background:var(--dark-card);
  border:1px solid rgba(198,246,60,.3);
  border-radius:var(--r-md);
  padding:14px 18px;
  min-width:168px;
  box-shadow:0 18px 40px rgba(0,0,0,.5);
}
.hero-float b{display:block;font-size:26px;font-weight:800;color:var(--lime);line-height:1.15;font-variant-numeric:tabular-nums;}
.hero-float span{font-size:12px;color:var(--t-dark-2);}

/* ---------- 数据条 ---------- */
.statbar{background:var(--dark);border-bottom:1px solid var(--dark-line);}
.statbar-grid{display:grid;grid-template-columns:repeat(4,1fr);}
.stat-cell{
  padding:34px 26px;
  border-left:1px solid var(--dark-line);
}
.stat-cell:first-child{border-left:0;}
.stat-cell b{
  display:block;
  font-size:34px;
  font-weight:800;
  color:var(--t-dark);
  line-height:1.1;
  font-variant-numeric:tabular-nums;
}
.stat-cell b i{font-style:normal;font-size:15px;color:var(--lime);margin-left:3px;font-weight:700;}
.stat-cell span{display:block;font-size:14px;color:var(--t-dark-2);margin-top:8px;}

/* ---------- 板块头 ---------- */
.sec-head{
  display:flex;
  align-items:flex-end;
  justify-content:space-between;
  gap:24px;
  margin-bottom:40px;
  flex-wrap:wrap;
}
.sec-head .title-wrap{display:flex;gap:14px;align-items:flex-start;}
.sec-head .bar{
  width:4px;
  border-radius:2px;
  background:var(--lime);
  align-self:stretch;
  min-height:34px;
  flex-shrink:0;
}
.sec-head h2{
  font-size:32px;
  font-weight:700;
  line-height:1.25;
  letter-spacing:-.2px;
}
.sec-head .desc{
  font-size:14px;
  color:var(--t-2);
  margin-top:6px;
  max-width:520px;
}
.section--dark .sec-head .desc{color:var(--t-dark-2);}
.section--dark .sec-head h2{color:var(--t-dark);}

/* ---------- 对比表 ---------- */
.table-shell{
  position:relative;
  border:1px solid var(--line);
  border-radius:var(--r-lg);
  background:var(--white);
  overflow:hidden;
  box-shadow:var(--sh-card);
}
.table-scroll{overflow-x:auto;position:relative;}
.compare-table{
  width:100%;
  min-width:720px;
  border-collapse:separate;
  border-spacing:0;
  font-size:15px;
}
.compare-table th,
.compare-table td{
  padding:18px 20px;
  text-align:left;
  border-bottom:1px solid var(--line-soft);
}
.compare-table thead th{
  background:var(--white);
  vertical-align:top;
  border-bottom:1px solid var(--line);
  position:relative;
  padding-top:26px;
  padding-bottom:22px;
}
.compare-table thead th:first-child{
  font-size:14px;
  font-weight:700;
  color:var(--t-2);
  vertical-align:bottom;
  padding-bottom:24px;
  background:var(--cell);
}
.plan-name{display:block;font-size:19px;font-weight:800;color:var(--t);line-height:1.3;}
.plan-price{display:block;font-size:13px;color:var(--t-3);margin-top:4px;font-weight:500;}
.compare-table tbody tr:nth-child(even) td{background:#FBFCF8;}
.compare-table tbody tr:hover td{background:#F4F8EC;}
.compare-table tbody tr:last-child td{border-bottom:0;}
.compare-table th:first-child,
.compare-table td:first-child{
  position:sticky;
  left:0;
  z-index:2;
  background:var(--cell);
  font-weight:700;
  color:var(--t);
  min-width:180px;
  border-right:1px solid var(--line);
}
.compare-table tbody tr:hover td:first-child{background:#EFF3E6;}
.col-featured{background:rgba(198,246,60,.13)!important;}
.compare-table tbody tr:nth-child(even) td.col-featured{background:rgba(198,246,60,.17)!important;}
.compare-table tbody tr:hover td.col-featured{background:rgba(198,246,60,.24)!important;}
.flag{
  position:absolute;
  top:0;left:20px;
  transform:translateY(-50%);
  background:var(--orange);
  color:#fff;
  font-size:11px;
  font-weight:700;
  letter-spacing:.5px;
  padding:3px 10px;
  border-radius:var(--r-pill);
  box-shadow:0 4px 12px rgba(255,122,47,.3);
  white-space:nowrap;
}
.mark{
  display:inline-flex;
  align-items:center;
  justify-content:center;
  width:24px;height:24px;
  border-radius:var(--r-pill);
  background:var(--lime);
  color:#22300A;
  font-size:13px;
  font-weight:800;
  line-height:1;
}
.mark--none{
  display:inline-block;
  width:16px;height:2px;
  background:#C9D0C3;
  border-radius:2px;
  vertical-align:middle;
}
.swipe-hint{
  display:none;
  align-items:center;
  gap:8px;
  font-size:12px;
  color:var(--t-3);
  margin-top:12px;
}
.table-fade{
  position:absolute;
  right:0;top:0;bottom:0;
  width:56px;
  background:linear-gradient(90deg,rgba(245,246,242,0),rgba(245,246,242,.96));
  pointer-events:none;
  display:none;
}

/* ---------- 阶梯等级卡 ---------- */
.tier-grid{display:grid;grid-template-columns:32fr 36fr 32fr;gap:24px;align-items:start;}
.tier-card{
  position:relative;
  background:var(--dark-card);
  border-radius:var(--r-lg);
  border:1px solid rgba(198,246,60,.10);
  padding:30px 26px 26px;
  display:flex;
  flex-direction:column;
  gap:14px;
  transition:transform .18s var(--ease),box-shadow .2s var(--ease),border-color .2s var(--ease);
}
.tier-card:hover{transform:translateY(-2px);border-color:rgba(198,246,60,.32);box-shadow:0 18px 40px rgba(0,0,0,.45);}
.tier-card::before{
  content:"";
  position:absolute;
  top:0;left:24px;right:24px;
  height:3px;
  border-radius:0 0 3px 3px;
  background:linear-gradient(90deg,var(--lime),var(--cyan));
  opacity:0;
}
.tier-card.is-featured{
  transform:translateY(-24px);
  border-color:rgba(198,246,60,.30);
  box-shadow:0 0 0 1px rgba(198,246,60,.18),0 24px 56px rgba(0,0,0,.55);
  background:linear-gradient(180deg,rgba(198,246,60,.07),rgba(20,24,21,1) 42%);
}
.tier-card.is-featured::before{opacity:1;}
.tier-card.is-featured:hover{transform:translateY(-26px);}
.tier-name{font-size:22px;font-weight:800;color:var(--t-dark);}
.tier-tag{font-size:14px;color:var(--t-dark-2);}
.tier-badge{
  align-self:flex-start;
  display:inline-flex;
  align-items:baseline;
  gap:4px;
  padding:6px 14px;
  border-radius:var(--r-badge);
  border:1px solid rgba(255,122,47,.55);
  color:#FFB27A;
  font-size:13px;
  font-weight:700;
}
.tier-badge b{font-size:22px;font-weight:800;font-variant-numeric:tabular-nums;line-height:1;}
.tier-list{display:flex;flex-direction:column;gap:10px;margin-top:4px;}
.tier-list li{
  position:relative;
  padding-left:22px;
  font-size:15px;
  color:var(--t-dark-2);
  line-height:1.7;
}
.tier-list li::before{
  content:"";
  position:absolute;
  left:0;top:9px;
  width:9px;height:9px;
  border-radius:2px;
  background:var(--lime);
  opacity:.9;
}
.tier-foot{margin-top:auto;padding-top:16px;border-top:1px solid var(--dark-line);}

/* ---------- 横向专属内容 ---------- */
.rail-wrap{position:relative;}
.rail{
  display:flex;
  gap:20px;
  overflow-x:auto;
  padding:4px 4px 18px;
  scroll-snap-type:x mandatory;
  scrollbar-width:thin;
}
.rail::-webkit-scrollbar{height:6px;}
.rail::-webkit-scrollbar-thumb{background:#D6DCD1;border-radius:999px;}
.rail::-webkit-scrollbar-track{background:#EDF0E8;border-radius:999px;}
.rail-card{
  flex:0 0 320px;
  scroll-snap-align:start;
  background:var(--white);
  border:1px solid var(--line);
  border-radius:var(--r-lg);
  overflow:hidden;
  box-shadow:var(--sh-card);
  transition:transform .18s var(--ease),box-shadow .2s var(--ease),border-color .2s var(--ease);
  display:flex;
  flex-direction:column;
}
.rail-card:hover{transform:translateY(-2px);box-shadow:var(--sh-hover);border-color:#CFE3A4;}
.rail-thumb{position:relative;aspect-ratio:16/10;overflow:hidden;margin:8px 8px 0;border-radius:var(--r-img);}
.rail-thumb img{width:100%;height:100%;object-fit:cover;transition:transform .3s var(--ease);}
.rail-card:hover .rail-thumb img{transform:scale(1.03);}
.rail-lock{
  position:absolute;
  inset:0;
  background:rgba(11,14,12,.55);
  display:flex;
  align-items:center;
  justify-content:center;
}
.lock-pill{
  display:inline-flex;
  align-items:center;
  gap:6px;
  padding:7px 16px;
  border-radius:var(--r-pill);
  background:var(--lime);
  color:var(--dark);
  font-size:13px;
  font-weight:800;
}
.rail-body{padding:16px 18px 20px;display:flex;flex-direction:column;gap:10px;flex:1;}
.rail-body h3{
  font-size:16px;
  font-weight:700;
  line-height:1.55;
  display:-webkit-box;
  -webkit-line-clamp:2;
  -webkit-box-orient:vertical;
  overflow:hidden;
  min-height:50px;
}
.rail-body p{
  font-size:13px;
  color:var(--t-2);
  line-height:1.7;
  display:-webkit-box;
  -webkit-line-clamp:1;
  -webkit-box-orient:vertical;
  overflow:hidden;
}
.rail-meta{display:flex;align-items:center;justify-content:space-between;gap:10px;margin-top:auto;padding-top:6px;}
.tag{
  display:inline-flex;
  align-items:center;
  padding:3px 10px;
  border-radius:var(--r-badge);
  background:rgba(198,246,60,.28);
  color:#3C5A00;
  font-size:12px;
  font-weight:700;
  white-space:nowrap;
}
.time{font-size:12px;color:var(--t-3);white-space:nowrap;}

/* ---------- 资讯列表 ---------- */
.news-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:24px;}
.news-card{
  background:var(--white);
  border:1px solid var(--line);
  border-radius:var(--r-lg);
  overflow:hidden;
  box-shadow:var(--sh-card);
  display:flex;
  flex-direction:column;
  transition:transform .18s var(--ease),box-shadow .2s var(--ease),border-color .2s var(--ease);
}
.news-card:hover{transform:translateY(-2px);box-shadow:var(--sh-hover);border-color:#CFE3A4;}
.news-thumb{aspect-ratio:16/10;overflow:hidden;background:#E9ECE4;}
.news-thumb img{width:100%;height:100%;object-fit:cover;}
.news-body{padding:20px 22px 22px;display:flex;flex-direction:column;gap:10px;flex:1;}
.news-body h3{
  font-size:18px;
  font-weight:700;
  line-height:1.5;
  display:-webkit-box;
  -webkit-line-clamp:2;
  -webkit-box-orient:vertical;
  overflow:hidden;
}
.news-body h3 a:hover{color:#5A8000;}
.news-body p{
  font-size:14px;
  color:var(--t-2);
  line-height:1.75;
  display:-webkit-box;
  -webkit-line-clamp:2;
  -webkit-box-orient:vertical;
  overflow:hidden;
}
.news-meta{
  display:flex;align-items:center;justify-content:space-between;gap:10px;
  margin-top:auto;padding-top:14px;border-top:1px solid var(--line-soft);
}
.empty-state{
  grid-column:1/-1;
  text-align:center;
  padding:56px 24px;
  background:var(--white);
  border:1px dashed var(--line);
  border-radius:var(--r-lg);
}
.empty-state .ico{
  width:56px;height:56px;
  margin:0 auto 16px;
  border-radius:var(--r-md);
  border:1px solid #CFE3A4;
  display:flex;align-items:center;justify-content:center;
  color:#6B8A1E;
  font-size:24px;
  background:#F7FAF0;
}
.empty-state p{color:var(--t-2);font-size:15px;margin-bottom:16px;}

/* ---------- FAQ ---------- */
.faq-layout{display:grid;grid-template-columns:4fr 8fr;gap:48px;align-items:start;}
.faq-list{border-top:1px solid var(--line);}
.faq-item{border-bottom:1px solid var(--line);position:relative;}
.faq-item::before{
  content:"";
  position:absolute;
  left:0;top:14px;bottom:14px;
  width:3px;
  border-radius:2px;
  background:var(--lime);
  opacity:0;
  transition:opacity .2s var(--ease);
}
.faq-item.is-open::before{opacity:1;}
.faq-q{
  width:100%;
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:16px;
  padding:20px 0 20px 16px;
  text-align:left;
  font-size:17px;
  font-weight:700;
  line-height:1.6;
  color:var(--t);
  transition:color .18s var(--ease);
}
.faq-q:hover{color:#5A8000;}
.faq-q .ic{
  flex-shrink:0;
  width:22px;height:22px;
  position:relative;
  transition:transform .22s var(--ease);
}
.faq-q .ic::before,
.faq-q .ic::after{
  content:"";
  position:absolute;
  background:#7C8B6E;
  border-radius:2px;
  transition:background .18s var(--ease);
}
.faq-q .ic::before{left:0;top:10px;width:22px;height:2px;}
.faq-q .ic::after{left:10px;top:0;width:2px;height:22px;}
.faq-item.is-open .faq-q .ic{transform:rotate(45deg);}
.faq-item.is-open .faq-q .ic::before,
.faq-item.is-open .faq-q .ic::after{background:#5A8000;}
.faq-a{
  max-height:0;
  overflow:hidden;
  transition:max-height .28s var(--ease);
}
.faq-a p{
  font-size:15px;
  line-height:1.8;
  color:var(--t-2);
  padding:0 16px 20px 16px;
}
.faq-aside{
  background:var(--white);
  border:1px solid var(--line);
  border-radius:var(--r-lg);
  padding:28px 26px;
  box-shadow:var(--sh-card);
}
.faq-aside h2{font-size:30px;font-weight:700;line-height:1.3;margin-bottom:12px;}
.faq-aside p{font-size:15px;color:var(--t-2);line-height:1.85;margin-bottom:20px;}
.faq-aside .mini-note{font-size:13px;color:var(--t-3);margin-top:14px;margin-bottom:0;}

/* ---------- CTA ---------- */
.cta-band{padding:0 0 var(--sec);background:var(--light);}
.cta-card{
  position:relative;
  overflow:hidden;
  background:
    radial-gradient(70% 120% at 100% 0%, rgba(198,246,60,.22), rgba(198,246,60,0) 62%),
    var(--dark);
  border-radius:var(--r-lg);
  border:1px solid rgba(198,246,60,.16);
  padding:48px 48px;
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:32px;
  color:var(--t-dark);
}
.cta-card h2{font-size:30px;font-weight:700;line-height:1.3;margin-bottom:10px;}
.cta-card p{font-size:15px;color:var(--t-dark-2);max-width:520px;}
.cta-right{display:flex;flex-direction:column;align-items:flex-end;gap:10px;flex-shrink:0;}
.cta-right small{font-size:12px;color:#7F897D;}

/* ---------- 页脚 ---------- */
.site-footer{
  background:var(--dark);
  color:var(--t-dark);
  border-top:1px solid var(--dark-line-strong);
  padding:64px 0 0;
}
.footer-grid{display:grid;grid-template-columns:2fr 1.2fr 1.2fr 1.4fr;gap:40px;padding-bottom:48px;}
.footer-brand .logo{margin-bottom:16px;}
.footer-brand p{font-size:14px;color:var(--t-dark-2);line-height:1.85;max-width:300px;}
.footer-col h3{font-size:15px;font-weight:700;color:var(--t-dark);margin-bottom:16px;}
.footer-col ul{display:flex;flex-direction:column;gap:10px;}
.footer-col a{font-size:14px;color:var(--t-dark-2);}
.footer-col a:hover{color:var(--lime);}
.footer-col li span{font-size:14px;color:var(--t-dark-2);}
.footer-bottom{
  border-top:1px solid var(--dark-line);
  padding:22px 0 26px;
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:16px;
  flex-wrap:wrap;
  font-size:13px;
  color:#7F897D;
}
.footer-bottom a{color:#7F897D;}
.footer-bottom a:hover{color:var(--lime);}

/* ---------- 响应式 ---------- */
@media (max-width:1280px){
  :root{--sec:80px;}
  .hero h1{font-size:44px;}
  .nav-wrap{gap:18px;}
  .nav-link{padding:8px 10px;font-size:14px;}
}
@media (max-width:1080px){
  .hero-grid{grid-template-columns:1fr;gap:40px;}
  .hero-media{max-width:560px;}
  .hero-float{right:0;bottom:-18px;}
  .tier-grid{grid-template-columns:1fr;gap:20px;}
  .tier-card.is-featured{transform:none;}
  .tier-card.is-featured:hover{transform:translateY(-2px);}
  .tier-card::before{opacity:1;}
  .faq-layout{grid-template-columns:1fr;gap:32px;}
  .news-grid{grid-template-columns:repeat(2,1fr);}
  .footer-grid{grid-template-columns:1fr 1fr;gap:32px;}
}
@media (max-width:880px){
  .nav-menu{display:none;}
  .nav-toggle{display:flex;}
  .nav-actions .btn-primary{display:none;}
  .statbar-grid{grid-template-columns:repeat(2,1fr);}
  .stat-cell:nth-child(3){border-left:0;}
  .stat-cell{border-top:1px solid var(--dark-line);}
  .stat-cell:nth-child(1),.stat-cell:nth-child(2){border-top:0;}
}
@media (max-width:768px){
  :root{--sec:56px;--gap:18px;}
  .container{padding:0 18px;}
  .section{padding:var(--sec) 0;}
  .hero{padding:56px 0 52px;}
  .hero h1{font-size:34px;line-height:1.24;}
  .hero-sub{font-size:16px;margin-bottom:26px;}
  .sec-head{margin-bottom:28px;}
  .sec-head h2{font-size:24px;}
  .sec-head .desc{font-size:13px;}
  .news-grid{grid-template-columns:1fr;}
  .compare-table{min-width:640px;}
  .swipe-hint{display:flex;}
  .table-fade{display:block;}
  .cta-card{flex-direction:column;align-items:flex-start;padding:32px 24px;gap:24px;}
  .cta-right{align-items:stretch;width:100%;}
  .cta-right .btn{width:100%;}
  .cta-right small{text-align:center;}
  .footer-grid{grid-template-columns:1fr;gap:28px;padding-bottom:32px;}
  .rail-card{flex:0 0 272px;}
  .faq-aside{padding:22px 20px;}
  .faq-aside h2{font-size:24px;}
}
@media (max-width:560px){
  .hero h1{font-size:30px;}
  .hero-actions{flex-direction:column;align-items:stretch;}
  .hero-actions .btn{width:100%;}
  .hero-badges{gap:10px;}
  .metric{flex:1 1 calc(50% - 10px);min-width:0;padding:10px 12px;}
  .metric b{font-size:24px;}
  .stat-cell{padding:24px 18px;}
  .stat-cell b{font-size:26px;}
  .compare-table th,.compare-table td{padding:14px 14px;}
  .plan-name{font-size:17px;}
  .logo-text{font-size:16px;}
  .btn{height:46px;font-size:15px;}
  .footer-bottom{justify-content:flex-start;}
  .faq-q{font-size:16px;padding:18px 0 18px 14px;}
}
@media (max-width:380px){
  .logo-text{font-size:14px;}
  .metric b{font-size:22px;}
  .hero-badges .metric{flex:1 1 100%;}
}
@media (prefers-reduced-motion:reduce){
  *{transition:none!important;animation:none!important;}
  html{scroll-behavior:auto;}
}

/* roulang page: article */
:root{
  --lime:#C6F63C;
  --lime-hover:#D4FF56;
  --cyan:#2BE8C4;
  --orange:#FF7A2F;
  --dark:#0B0E0C;
  --dark-card:#141815;
  --dark-line:rgba(198,246,60,.14);
  --dark-line-strong:rgba(198,246,60,.18);
  --paper:#F5F6F2;
  --card:#FFFFFF;
  --line:#E4E8DE;
  --line-soft:#EDF0E8;
  --txt-dark:#F2F5EE;
  --txt-dark-2:#A7B0A4;
  --txt:#101512;
  --txt-2:#5C655D;
  --txt-3:#8A938B;
  --link:#3F7B15;
  --link-cyan:#0E7C68;
  --ok:#35C46A;
  --warn:#F0A32A;
  --err:#E4523F;
  --r-lg:24px;
  --r-md:18px;
  --r-sm:16px;
  --r-pill:999px;
  --r-badge:10px;
  --shadow-card:0 1px 2px rgba(16,21,18,.05),0 12px 32px rgba(16,21,18,.06);
  --shadow-hover:0 18px 40px rgba(16,21,18,.10);
  --ease:cubic-bezier(.2,.7,.2,1);
  --sec:96px;
  --font:"HarmonyOS Sans SC","PingFang SC","Microsoft YaHei","Noto Sans SC",system-ui,-apple-system,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:16px;
  line-height:1.85;
  color:var(--txt);
  background:var(--paper);
  -webkit-font-smoothing:antialiased;
}
h1,h2,h3,h4,p,ul,ol,figure,blockquote{margin:0}
ul,ol{padding:0;list-style:none}
img{max-width:100%;display:block}
a{color:inherit;text-decoration:none;transition:color .18s var(--ease)}
button{font-family:inherit;border:0;background:none;cursor:pointer}
a:focus-visible,button:focus-visible{outline:2px solid var(--lime);outline-offset:2px;border-radius:6px}
.container{width:100%;max-width:1224px;margin:0 auto;padding:0 24px}
.section{padding:var(--sec) 0}
.num{font-variant-numeric:tabular-nums}

/* ---------- Header ---------- */
.site-header{
  position:sticky;top:0;z-index:120;
  background:rgba(11,14,12,.94);
  border-bottom:1px solid var(--dark-line-strong);
  transition:background .2s var(--ease),box-shadow .2s var(--ease);
}
.site-header.is-scrolled{
  background:rgba(9,12,10,.98);
  box-shadow:0 10px 26px rgba(0,0,0,.42);
  backdrop-filter:blur(10px) saturate(140%);
}
.header-inner{
  display:flex;align-items:center;gap:28px;
  height:72px;
  transition:height .2s var(--ease);
}
.site-header.is-scrolled .header-inner{height:64px}
.logo{display:inline-flex;align-items:center;gap:10px;flex:0 0 auto}
.logo-mark{
  width:26px;height:26px;flex:0 0 auto;
  border:2px solid var(--lime);
  border-radius:8px;
  transform:rotate(45deg);
  position:relative;
  box-shadow:0 0 12px rgba(198,246,60,.35);
}
.logo-mark::after{
  content:"";position:absolute;inset:6px;border-radius:3px;
  background:var(--lime);opacity:.85;
}
.logo-text{
  font-size:17px;font-weight:800;color:var(--txt-dark);letter-spacing:.4px;white-space:nowrap;
}
.nav-menu{display:flex;align-items:center;gap:6px;margin-left:8px}
.nav-link{
  position:relative;
  padding:9px 14px;
  font-size:15px;font-weight:600;
  color:var(--txt-dark);
  border-radius:var(--r-pill);
  transition:color .18s var(--ease),background .18s var(--ease),box-shadow .2s var(--ease);
}
.nav-link::after{
  content:"";position:absolute;left:14px;right:14px;bottom:3px;height:2px;
  background:var(--lime);border-radius:2px;
  transform:scaleX(0);transform-origin:left;
  transition:transform .2s var(--ease);
}
.nav-link:hover{color:var(--lime)}
.nav-link:hover::after{transform:scaleX(1)}
.nav-link.is-active{
  color:var(--lime);
  background:rgba(198,246,60,.12);
  box-shadow:0 0 0 1px rgba(198,246,60,.35);
}
.nav-link.is-active::after{transform:scaleX(0)}
.header-actions{margin-left:auto;display:flex;align-items:center;gap:12px}
.nav-toggle{
  display:none;width:44px;height:44px;border-radius:12px;
  border:1px solid var(--dark-line);
  align-items:center;justify-content:center;flex-direction:column;gap:6px;
}
.nav-toggle span{display:block;width:20px;height:2px;background:var(--lime);border-radius:2px}

/* ---------- Buttons & badges ---------- */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  height:48px;padding:0 26px;
  font-size:15px;font-weight:700;
  border-radius:var(--r-pill);
  transition:transform .18s var(--ease),background .18s var(--ease),box-shadow .18s var(--ease),color .18s var(--ease),border-color .18s var(--ease);
  white-space:nowrap;
}
.btn-primary{background:var(--lime);color:#0B0E0C}
.btn-primary:hover{background:var(--lime-hover);transform:translateY(-2px);box-shadow:0 8px 20px rgba(198,246,60,.28)}
.btn-ghost{
  background:transparent;color:var(--txt-dark);
  border:1px solid rgba(242,245,238,.28);
}
.btn-ghost:hover{border-color:var(--lime);color:var(--lime);transform:translateY(-2px)}
.btn-sm{height:38px;padding:0 18px;font-size:14px}
.btn-block{width:100%}
.text-link{
  display:inline-flex;align-items:center;gap:6px;
  font-size:14px;font-weight:700;color:var(--link);
}
.text-link .arrow{transition:transform .18s var(--ease)}
.text-link:hover{color:var(--link-cyan)}
.text-link:hover .arrow{transform:translateX(4px)}
.dark-scope .text-link{color:var(--lime)}
.dark-scope .text-link:hover{color:var(--cyan)}
.badge{
  display:inline-flex;align-items:center;gap:6px;
  padding:4px 10px;border-radius:var(--r-badge);
  font-size:12px;font-weight:700;line-height:1.6;
}
.badge-cat{background:rgba(198,246,60,.18);color:#2F5D0A}
.badge-soft{background:rgba(198,246,60,.10);color:var(--lime)}
.badge-line{border:1px solid rgba(255,122,47,.55);color:var(--orange)}

/* ---------- Mobile drawer ---------- */
.mobile-drawer{
  position:fixed;inset:0;z-index:200;
  background:var(--dark);
  display:flex;flex-direction:column;
  padding:20px 18px calc(20px + env(safe-area-inset-bottom));
  transform:translateY(-100%);
  visibility:hidden;
  transition:transform .3s var(--ease),visibility .3s var(--ease);
}
.mobile-drawer.is-open{transform:translateY(0);visibility:visible}
.drawer-top{display:flex;align-items:center;justify-content:space-between;gap:12px;padding-bottom:18px;border-bottom:1px solid var(--dark-line)}
.drawer-close{
  width:44px;height:44px;border-radius:12px;border:1px solid var(--dark-line);
  color:var(--lime);font-size:22px;line-height:1;display:flex;align-items:center;justify-content:center;
}
.drawer-nav{display:flex;flex-direction:column;margin-top:8px}
.drawer-link{
  padding:18px 4px;font-size:18px;font-weight:700;color:var(--txt-dark);
  border-bottom:1px solid var(--dark-line);
}
.drawer-link:hover,.drawer-link.is-active{color:var(--lime)}
.drawer-foot{margin-top:auto;padding-top:22px}

/* ---------- Article hero ---------- */
.article-hero{
  position:relative;
  background:
    radial-gradient(circle at 16% 8%, rgba(198,246,60,.10), transparent 58%),
    var(--dark);
  color:var(--txt-dark);
  padding:44px 0 60px;
  border-bottom:1px solid var(--dark-line);
}
.breadcrumb{
  display:flex;align-items:center;flex-wrap:wrap;gap:8px;
  font-size:14px;color:var(--txt-dark-2);margin-bottom:26px;
}
.breadcrumb a{color:var(--txt-dark-2)}
.breadcrumb a:hover{color:var(--lime)}
.breadcrumb .sep{color:var(--lime);font-weight:700}
.breadcrumb .current{
  color:var(--txt-dark);
  max-width:24em;overflow:hidden;text-overflow:ellipsis;white-space:nowrap;
}
.article-hero h1{
  font-size:clamp(28px,3.4vw,40px);
  line-height:1.3;font-weight:800;
  color:var(--txt-dark);
  max-width:900px;
}
.article-meta{
  display:flex;align-items:center;flex-wrap:wrap;gap:10px 18px;
  margin-top:22px;font-size:14px;color:var(--txt-dark-2);
}
.article-meta .dot{width:4px;height:4px;border-radius:50%;background:rgba(198,246,60,.5)}
.article-meta .back-link{margin-left:auto;color:var(--lime);font-weight:700;display:inline-flex;align-items:center;gap:6px}
.article-meta .back-link:hover{color:var(--cyan)}
.article-meta .back-link span{transition:transform .18s var(--ease)}
.article-meta .back-link:hover span{transform:translateX(4px)}

/* ---------- Article layout ---------- */
.article-main{background:var(--paper);padding:56px 0 var(--sec)}
.article-grid{
  display:grid;
  grid-template-columns:minmax(0,8fr) minmax(0,4fr);
  gap:24px;
  align-items:start;
}
.cover-figure{
  border-radius:var(--r-lg);
  overflow:hidden;
  border:1px solid var(--line);
  box-shadow:var(--shadow-card);
  margin-bottom:24px;
  background:#EDEFE9;
}
.cover-figure img{width:100%;height:auto;aspect-ratio:16/8;object-fit:cover}
.prose-card{
  background:var(--card);
  border:1px solid var(--line);
  border-radius:var(--r-lg);
  box-shadow:var(--shadow-card);
  padding:40px;
}
.cms-content{font-size:16px;line-height:1.85;color:var(--txt-2);max-width:760px}
.cms-content > * + *{margin-top:18px}
.cms-content h2{
  position:relative;
  font-size:26px;line-height:1.4;font-weight:700;color:var(--txt);
  padding-left:16px;margin-top:38px;
}
.cms-content h2::before{
  content:"";position:absolute;left:0;top:7px;bottom:7px;width:4px;
  background:var(--lime);border-radius:2px;
}
.cms-content h3{font-size:20px;line-height:1.5;font-weight:700;color:var(--txt);margin-top:30px}
.cms-content p{color:var(--txt-2)}
.cms-content strong{color:var(--txt);font-weight:700}
.cms-content a{color:var(--link);text-decoration:underline;text-underline-offset:3px;text-decoration-color:var(--lime);text-decoration-thickness:2px}
.cms-content a:hover{color:var(--link-cyan)}
.cms-content ul > li{position:relative;padding-left:22px;margin-top:10px}
.cms-content ul > li::before{
  content:"";position:absolute;left:2px;top:.72em;width:8px;height:8px;
  background:var(--lime);border-radius:2px;transform:rotate(45deg);
}
.cms-content ol{list-style:decimal;padding-left:22px}
.cms-content ol > li{margin-top:10px;padding-left:4px}
.cms-content ol > li::marker{color:var(--link);font-weight:700}
.cms-content blockquote{
  border-left:4px solid var(--lime);
  background:rgba(198,246,60,.06);
  border-radius:0 12px 12px 0;
  padding:18px 22px;color:var(--txt-2);
}
.cms-content blockquote p{margin:0}
.cms-content img{border-radius:var(--r-sm);margin:24px auto;width:100%;height:auto}
.cms-content figure{margin:24px 0}
.cms-content figcaption{font-size:13px;color:var(--txt-3);text-align:center;margin-top:10px}
.cms-content table{
  width:100%;border-collapse:collapse;font-size:15px;
  border:1px solid var(--line);border-radius:12px;overflow:hidden;margin:22px 0;
}
.cms-content thead th{
  background:#F7F8F4;color:var(--txt);font-weight:700;text-align:left;
  padding:12px 14px;border-bottom:1px solid var(--line);
}
.cms-content tbody td{padding:12px 14px;border-bottom:1px solid var(--line-soft)}
.cms-content tbody tr:last-child td{border-bottom:0}
.cms-content hr{border:0;border-top:1px solid var(--line-soft);margin:32px 0}
.empty-state{
  text-align:center;padding:56px 20px;
  border:1px dashed var(--line);border-radius:var(--r-md);background:#FAFBF7;
}
.empty-state .empty-icon{
  width:52px;height:52px;margin:0 auto 16px;border-radius:14px;
  border:1px solid var(--lime);background:rgba(198,246,60,.12);
  display:flex;align-items:center;justify-content:center;
  font-size:22px;color:var(--link);
}
.empty-state h3{font-size:19px;color:var(--txt);margin-bottom:8px}
.empty-state p{font-size:14px;color:var(--txt-2);margin-bottom:20px}

/* ---------- Sidebar ---------- */
.sidebar{display:grid;gap:20px;position:sticky;top:88px}
.side-card{
  background:var(--card);
  border:1px solid var(--line);
  border-radius:var(--r-lg);
  box-shadow:var(--shadow-card);
  padding:22px;
}
.side-card h2{
  position:relative;font-size:16px;font-weight:700;color:var(--txt);
  padding-left:12px;margin-bottom:14px;
}
.side-card h2::before{
  content:"";position:absolute;left:0;top:4px;bottom:4px;width:4px;
  background:var(--lime);border-radius:2px;
}
.side-list{display:grid;gap:2px}
.side-list a{
  display:flex;align-items:center;justify-content:space-between;gap:10px;
  padding:10px 0;font-size:14px;font-weight:600;color:var(--txt-2);
  border-bottom:1px solid var(--line-soft);
}
.side-list li:last-child a{border-bottom:0}
.side-list a:hover{color:var(--link)}
.side-list a .arrow{color:var(--txt-3);transition:transform .18s var(--ease),color .18s var(--ease)}
.side-list a:hover .arrow{transform:translateX(4px);color:var(--link-cyan)}
.side-cta{
  background:var(--dark-card);
  border:1px solid rgba(198,246,60,.10);
  border-radius:var(--r-lg);
  padding:22px;
  color:var(--txt-dark);
}
.side-cta h2{position:relative;font-size:16px;font-weight:700;padding-left:12px;margin-bottom:10px}
.side-cta h2::before{content:"";position:absolute;left:0;top:4px;bottom:4px;width:4px;background:var(--lime);border-radius:2px}
.side-cta p{font-size:13px;line-height:1.7;color:var(--txt-dark-2);margin-bottom:16px}
.side-cta .btn{height:42px;font-size:14px;padding:0 18px}

/* ---------- Related ---------- */
.related-section{padding:0 0 var(--sec)}
.section-head{
  display:flex;align-items:flex-end;justify-content:space-between;gap:20px;
  margin-bottom:28px;
}
.section-title{
  position:relative;padding-left:16px;
  font-size:clamp(24px,2.6vw,30px);font-weight:700;color:var(--txt);line-height:1.3;
}
.section-title::before{
  content:"";position:absolute;left:0;top:8px;bottom:8px;width:4px;
  background:var(--lime);border-radius:2px;
}
.section-desc{font-size:14px;color:var(--txt-3);margin-top:8px;padding-left:16px}
.related-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:24px}
.post-card{
  display:flex;flex-direction:column;
  background:var(--card);
  border:1px solid var(--line);
  border-radius:var(--r-lg);
  box-shadow:var(--shadow-card);
  overflow:hidden;
  transition:transform .18s var(--ease),box-shadow .18s var(--ease),border-color .18s var(--ease);
}
.post-card:hover{transform:translateY(-2px);box-shadow:var(--shadow-hover);border-color:#D6DECB}
.post-thumb{position:relative;overflow:hidden;background:#EDEFE9}
.post-thumb img{width:100%;aspect-ratio:16/10;object-fit:cover}
.post-body{padding:18px 20px 20px;display:flex;flex-direction:column;gap:10px;flex:1}
.post-body h3{
  font-size:17px;font-weight:700;color:var(--txt);line-height:1.5;
  display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;
}
.post-body p{
  font-size:14px;line-height:1.7;color:var(--txt-2);
  display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;
}
.post-foot{display:flex;align-items:center;gap:10px;margin-top:auto;font-size:13px;color:var(--txt-3)}

/* ---------- CTA ---------- */
.cta-section{padding:0 0 var(--sec)}
.cta-card{
  position:relative;overflow:hidden;
  background:
    radial-gradient(circle at 88% 12%, rgba(198,246,60,.20), transparent 46%),
    var(--dark);
  border:1px solid var(--dark-line-strong);
  border-radius:var(--r-lg);
  padding:48px;
  display:flex;align-items:center;justify-content:space-between;gap:32px;
  color:var(--txt-dark);
}
.cta-card h2{font-size:clamp(24px,2.6vw,30px);font-weight:700;line-height:1.3;margin-bottom:10px}
.cta-card p{font-size:15px;color:var(--txt-dark-2);max-width:44em}
.cta-actions{display:flex;flex-direction:column;align-items:flex-end;gap:10px;flex:0 0 auto}
.cta-actions small{font-size:12.5px;color:var(--txt-dark-2)}

/* ---------- Footer ---------- */
.site-footer{
  background:var(--dark);
  border-top:1px solid var(--dark-line-strong);
  color:var(--txt-dark-2);
  padding:64px 0 26px;
}
.footer-grid{
  display:grid;grid-template-columns:1.5fr 1fr 1fr 1fr;gap:32px;
}
.footer-brand .logo{margin-bottom:14px}
.footer-brand p{font-size:14px;line-height:1.8;max-width:26em;color:var(--txt-dark-2)}
.footer-col h3{font-size:15px;font-weight:700;color:var(--txt-dark);margin-bottom:14px}
.footer-col ul{display:grid;gap:10px}
.footer-col a,.footer-col span{font-size:14px;color:var(--txt-dark-2)}
.footer-col a:hover{color:var(--lime)}
.footer-bottom{
  margin-top:44px;padding-top:20px;
  border-top:1px solid var(--dark-line);
  display:flex;justify-content:space-between;gap:16px;flex-wrap:wrap;
  font-size:13px;color:#7C857C;
}

/* ---------- Responsive ---------- */
@media (max-width:1280px){
  .container{padding:0 22px}
  .nav-menu{gap:2px}
  .nav-link{padding:9px 11px;font-size:14.5px}
}
@media (max-width:1080px){
  .article-grid{grid-template-columns:minmax(0,1fr)}
  .sidebar{position:static;grid-template-columns:repeat(3,minmax(0,1fr));display:grid}
  .related-grid{grid-template-columns:repeat(2,minmax(0,1fr))}
  .footer-grid{grid-template-columns:1fr 1fr}
  .cta-card{flex-direction:column;align-items:flex-start}
  .cta-actions{align-items:flex-start;width:100%}
}
@media (max-width:900px){
  .nav-menu{display:none}
  .nav-toggle{display:flex}
  .header-actions .btn-sm{display:none}
  .sidebar{grid-template-columns:repeat(2,minmax(0,1fr))}
}
@media (max-width:768px){
  :root{--sec:56px}
  .article-hero{padding:28px 0 40px}
  .breadcrumb{font-size:13px;margin-bottom:18px}
  .breadcrumb .current{max-width:14em}
  .article-meta .back-link{margin-left:0;width:100%}
  .article-main{padding:32px 0 56px}
  .prose-card{padding:20px}
  .cms-content h2{font-size:22px}
  .cms-content h3{font-size:18px}
  .cms-content table{display:block;overflow-x:auto;white-space:nowrap}
  .sidebar{grid-template-columns:minmax(0,1fr)}
  .related-grid{grid-template-columns:minmax(0,1fr)}
  .cta-card{padding:28px}
  .btn{width:100%}
  .btn-sm{width:auto}
  .footer-grid{grid-template-columns:minmax(0,1fr);gap:26px}
  .footer-bottom{flex-direction:column;gap:8px}
}
@media (max-width:560px){
  .container{padding:0 18px}
  .logo-text{font-size:15px}
  .article-hero h1{font-size:24px}
  .article-meta{font-size:13px;gap:8px 12px}
  .prose-card{padding:16px}
  .section-head{flex-direction:column;align-items:flex-start;gap:10px}
  .side-card,.side-cta{padding:18px}
}
@media (max-width:380px){
  .article-meta{gap:6px 10px}
  .badge{font-size:11px;padding:3px 8px}
  .logo-text{font-size:14px}
}

/* roulang page: category1 */
:root{
  --lime:#C6F63C;
  --lime-bright:#D4FF56;
  --cyan:#2BE8C4;
  --orange:#FF7A2F;
  --dark:#0B0E0C;
  --dark-card:#141815;
  --dark-line:rgba(198,246,60,.14);
  --dark-line-strong:rgba(198,246,60,.18);
  --light:#F5F6F2;
  --card:#FFFFFF;
  --line:#E4E8DE;
  --line-soft:#EDF0E8;
  --sticky-col:#F7F8F4;
  --t1-dark:#F2F5EE;
  --t2-dark:#A7B0A4;
  --t1:#101512;
  --t2:#5C655D;
  --t3:#8A938B;
  --ok:#35C46A;
  --warn:#F0A32A;
  --err:#E4523F;
  --r-lg:24px;
  --r-md:18px;
  --r-pill:999px;
  --r-badge:10px;
  --r-img:16px;
  --shadow-card:0 1px 2px rgba(16,21,18,.05),0 12px 32px rgba(16,21,18,.06);
  --shadow-hover:0 18px 40px rgba(16,21,18,.10);
  --shadow-dark:0 0 0 1px rgba(198,246,60,.10);
  --ease:cubic-bezier(.2,.7,.2,1);
  --header-h:72px;
}
*{box-sizing:border-box;}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth;}
body{
  margin:0;
  font-family:"HarmonyOS Sans SC","PingFang SC","Microsoft YaHei","Noto Sans SC",system-ui,-apple-system,"Segoe UI",sans-serif;
  font-size:16px;
  line-height:1.85;
  color:var(--t1);
  background:var(--light);
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block;}
a{color:inherit;text-decoration:none;}
button{font-family:inherit;cursor:pointer;border:0;background:none;}
ul,ol{margin:0;padding:0;list-style:none;}
h1,h2,h3,h4,p{margin:0;}
:focus-visible{outline:2px solid var(--lime);outline-offset:2px;border-radius:4px;}
.container{width:100%;max-width:1224px;margin:0 auto;padding:0 24px;}

/* ---------- Header ---------- */
.site-header{
  position:fixed;top:0;left:0;right:0;z-index:120;
  background:var(--dark);
  border-bottom:1px solid var(--dark-line-strong);
  transition:height .2s var(--ease),box-shadow .2s var(--ease),background .2s var(--ease);
}
.header-inner{
  display:flex;align-items:center;gap:24px;
  height:var(--header-h);
  transition:height .2s var(--ease);
}
.site-header.is-scrolled{box-shadow:0 8px 26px rgba(0,0,0,.45);}
.site-header.is-scrolled .header-inner{height:64px;}
.logo{display:inline-flex;align-items:center;gap:10px;flex-shrink:0;}
.logo-mark{
  width:26px;height:26px;flex-shrink:0;position:relative;
  border:2px solid var(--lime);
  border-radius:7px;
  transform:rotate(45deg);
  box-shadow:0 0 0 1px rgba(198,246,60,.18);
}
.logo-mark::after{
  content:"";position:absolute;inset:6px;border-radius:2px;
  background:var(--lime);opacity:.85;
}
.logo-text{
  font-size:17px;font-weight:800;letter-spacing:.4px;
  color:var(--t1-dark);line-height:1.2;white-space:nowrap;
}
.nav-menu{display:flex;align-items:center;gap:8px;margin-left:auto;}
.nav-link{
  position:relative;
  display:inline-flex;align-items:center;
  padding:9px 14px;border-radius:var(--r-pill);
  font-size:15px;font-weight:600;color:var(--t1-dark);
  transition:color .18s var(--ease),background .18s var(--ease),box-shadow .2s var(--ease);
}
.nav-link::after{
  content:"";position:absolute;left:14px;right:14px;bottom:4px;height:2px;
  background:var(--lime);border-radius:2px;
  transform:scaleX(0);transform-origin:left;
  transition:transform .18s var(--ease);
}
.nav-link:hover{color:var(--lime);}
.nav-link:hover::after{transform:scaleX(1);}
.nav-link.is-active{
  color:var(--lime);
  background:rgba(198,246,60,.12);
  box-shadow:0 0 0 1px rgba(198,246,60,.35);
}
.nav-link.is-active::after{display:none;}
.header-actions{display:flex;align-items:center;gap:12px;margin-left:8px;}

/* ---------- Buttons ---------- */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  height:48px;padding:0 26px;border-radius:var(--r-pill);
  font-size:15px;font-weight:700;line-height:1;
  transition:transform .18s var(--ease),background .18s var(--ease),color .18s var(--ease),box-shadow .2s var(--ease),border-color .18s var(--ease);
  white-space:nowrap;
}
.btn-primary{
  background:var(--lime);color:var(--dark);
  box-shadow:0 0 0 0 rgba(198,246,60,0);
}
.btn-primary:hover{
  background:var(--lime-bright);transform:translateY(-2px);
  box-shadow:0 8px 20px rgba(198,246,60,.28);
}
.btn-primary:active{transform:translateY(0);}
.btn-ghost{
  background:transparent;color:var(--t1-dark);
  border:1px solid rgba(242,245,238,.28);
}
.btn-ghost:hover{
  border-color:var(--lime);color:var(--lime);transform:translateY(-2px);
}
.btn-dark-ghost{
  background:transparent;color:var(--t1);
  border:1px solid rgba(16,21,18,.18);
}
.btn-dark-ghost:hover{
  border-color:#7E9A2E;color:#4E6B12;transform:translateY(-2px);
}
.btn-sm{height:40px;padding:0 20px;font-size:14px;}
.btn-block{width:100%;}
.btn[disabled],.btn.is-disabled{opacity:.4;cursor:not-allowed;transform:none;box-shadow:none;}

.text-link{
  display:inline-flex;align-items:center;gap:6px;
  font-size:14px;font-weight:700;color:#4E6B12;
  transition:color .18s var(--ease);
}
.text-link i{transition:transform .18s var(--ease);}
.text-link:hover{color:#7E9A2E;}
.text-link:hover i{transform:translateX(4px);}

/* ---------- Mobile nav ---------- */
.nav-toggle{
  display:none;
  width:44px;height:44px;border-radius:12px;
  flex-direction:column;justify-content:center;align-items:center;gap:6px;
  border:1px solid var(--dark-line-strong);
}
.nav-toggle span{
  display:block;width:20px;height:2px;border-radius:2px;background:var(--lime);
  transition:transform .2s var(--ease),opacity .2s var(--ease);
}
.nav-toggle[aria-expanded="true"] span:first-child{transform:translateY(4px) rotate(45deg);}
.nav-toggle[aria-expanded="true"] span:last-child{transform:translateY(-4px) rotate(-45deg);}

.mobile-drawer{
  position:fixed;inset:0;z-index:200;
  background:var(--dark);
  display:flex;flex-direction:column;
  padding:24px 24px 32px;
  transform:translateX(100%);
  transition:transform .28s var(--ease);
  visibility:hidden;
}
.mobile-drawer.is-open{transform:translateX(0);visibility:visible;}
.drawer-top{display:flex;align-items:center;justify-content:space-between;margin-bottom:20px;}
.drawer-close{
  width:44px;height:44px;border-radius:12px;display:flex;align-items:center;justify-content:center;
  border:1px solid var(--dark-line-strong);color:var(--lime);font-size:18px;
}
.drawer-nav{display:flex;flex-direction:column;}
.drawer-nav a{
  display:flex;align-items:center;justify-content:space-between;
  padding:20px 4px;font-size:18px;font-weight:700;color:var(--t1-dark);
  border-bottom:1px solid var(--dark-line);
}
.drawer-nav a.is-active{color:var(--lime);}
.drawer-nav a i{font-size:14px;color:var(--t2-dark);}
.drawer-foot{margin-top:auto;padding-top:24px;}

/* ---------- Sections ---------- */
.section{padding:96px 0;}
.section-light{background:var(--light);color:var(--t1);}
.section-dark{background:var(--dark);color:var(--t1-dark);}
.section-head{
  display:flex;align-items:flex-start;justify-content:space-between;gap:24px;
  margin-bottom:40px;
}
.section-head-main{display:flex;gap:14px;align-items:flex-start;}
.section-bar{
  width:4px;border-radius:2px;background:var(--lime);
  align-self:stretch;min-height:34px;flex-shrink:0;
}
.section-title{font-size:32px;font-weight:700;line-height:1.3;}
.section-note{
  font-size:14px;color:var(--t3);line-height:1.7;
  padding-top:10px;max-width:280px;flex-shrink:0;
}
.section-dark .section-note{color:var(--t2-dark);}

/* ---------- Breadcrumb ---------- */
.crumb-bar{background:var(--light);padding:88px 0 0;}
.crumbs{
  display:flex;flex-wrap:wrap;align-items:center;gap:8px;
  font-size:13px;color:var(--t3);
}
.crumbs a{color:var(--t2);transition:color .18s var(--ease);}
.crumbs a:hover{color:#4E6B12;}
.crumbs i{font-size:10px;color:#9BB63C;}
.crumbs span.current{color:var(--t1);font-weight:600;}

/* ---------- Hero (light) ---------- */
.hero-light{padding:28px 0 64px;background:var(--light);}
.hero-grid{
  display:grid;grid-template-columns:7fr 5fr;gap:48px;align-items:center;
}
.eyebrow{
  display:inline-flex;align-items:center;gap:8px;
  padding:6px 14px;border-radius:var(--r-badge);
  background:rgba(198,246,60,.28);
  color:#3D5410;font-size:12px;font-weight:700;
  margin-bottom:18px;
}
.hero-light h1{
  font-size:44px;font-weight:800;line-height:1.16;letter-spacing:-.4px;
  color:var(--t1);
}
.hero-light h1 em{font-style:normal;color:#5B7A10;position:relative;}
.hero-light h1 em::after{
  content:"";position:absolute;left:0;right:0;bottom:2px;height:8px;
  background:rgba(198,246,60,.55);border-radius:4px;z-index:-1;
}
.hero-sub{
  margin-top:18px;font-size:17px;line-height:1.8;color:var(--t2);max-width:560px;
}
.hero-actions{display:flex;flex-wrap:wrap;gap:14px;margin-top:30px;}
.hero-meta{
  display:flex;flex-wrap:wrap;gap:22px;margin-top:26px;
  font-size:13px;color:var(--t3);
}
.hero-meta span{display:inline-flex;align-items:center;gap:7px;}
.hero-meta i{color:#8CA83A;}
.hero-figure{
  position:relative;border-radius:var(--r-lg);overflow:hidden;
  border:1px solid var(--line);
  box-shadow:var(--shadow-card);
  background:#E9ECE2;
}
.hero-figure .ratio{position:relative;width:100%;padding-top:66%;}
.hero-figure img{position:absolute;inset:0;width:100%;height:100%;object-fit:cover;}
.hero-stat{
  position:absolute;right:16px;bottom:16px;
  background:var(--dark);color:var(--t1-dark);
  border:1px solid rgba(198,246,60,.35);
  border-radius:var(--r-md);
  padding:14px 18px;
  display:flex;align-items:center;gap:12px;
  box-shadow:0 12px 30px rgba(11,14,12,.35);
}
.hero-stat b{
  font-size:30px;font-weight:800;line-height:1;
  color:var(--orange);font-variant-numeric:tabular-nums;
}
.hero-stat small{display:block;font-size:12px;color:var(--t2-dark);line-height:1.5;}

/* ---------- Anchor bar ---------- */
.anchor-bar{
  position:sticky;top:64px;z-index:90;
  background:rgba(245,246,242,.94);
  border-top:1px solid var(--line-soft);
  border-bottom:1px solid var(--line);
  backdrop-filter:saturate(140%) blur(6px);
}
.anchor-inner{
  display:flex;align-items:center;gap:10px;
  padding:14px 0;overflow-x:auto;scrollbar-width:none;
}
.anchor-inner::-webkit-scrollbar{display:none;}
.anchor-pill{
  display:inline-flex;align-items:center;gap:8px;
  height:38px;padding:0 18px;border-radius:var(--r-pill);
  border:1px solid var(--line);background:var(--card);
  font-size:14px;font-weight:600;color:var(--t2);
  white-space:nowrap;
  transition:all .18s var(--ease);
}
.anchor-pill i{font-size:12px;color:#8CA83A;}
.anchor-pill:hover{border-color:#BFD664;color:var(--t1);transform:translateY(-2px);}
.anchor-pill.is-current{background:var(--dark);color:var(--t1-dark);border-color:var(--dark);}
.anchor-pill.is-current i{color:var(--lime);}

/* ---------- Matrix table ---------- */
.matrix-wrap{
  border:1px solid var(--line);border-radius:var(--r-lg);
  background:var(--card);overflow:hidden;
  box-shadow:var(--shadow-card);
}
.matrix-scroll{overflow-x:auto;position:relative;}
.table-hint{
  display:flex;align-items:center;gap:8px;
  padding:12px 20px;font-size:13px;color:var(--t3);
  border-top:1px solid var(--line-soft);
  justify-content:flex-end;
}
.table-hint i{color:#8CA83A;}
table.matrix{
  width:100%;min-width:760px;border-collapse:separate;border-spacing:0;
}
table.matrix thead th{
  padding:22px 18px;text-align:center;vertical-align:middle;
  font-size:16px;font-weight:700;color:var(--t1);
  background:var(--card);
  border-bottom:1px solid var(--line);
  position:relative;
}
table.matrix thead th:first-child{
  text-align:left;font-size:13px;font-weight:700;color:var(--t3);
  letter-spacing:.5px;
}
table.matrix thead th .price{
  display:block;margin-top:6px;font-size:12px;font-weight:600;color:var(--t3);
}
table.matrix thead th.col-rec{
  background:rgba(198,246,60,.18);
  color:#35490D;
}
table.matrix thead th.col-rec::before{
  content:"推荐";
  position:absolute;top:0;left:50%;transform:translate(-50%,-50%);
  background:var(--orange);color:#fff;font-size:11px;font-weight:700;
  padding:3px 12px;border-radius:var(--r-pill);letter-spacing:.5px;
}
table.matrix tbody th{
  position:sticky;left:0;z-index:2;
  background:var(--sticky-col);
  text-align:left;font-size:15px;font-weight:600;color:var(--t1);
  padding:16px 20px;
  border-bottom:1px solid var(--line-soft);
  border-right:1px solid var(--line-soft);
  white-space:nowrap;
}
table.matrix tbody td{
  padding:16px 18px;text-align:center;font-size:14px;color:var(--t2);
  border-bottom:1px solid var(--line-soft);
}
table.matrix tbody tr:nth-child(even) th{background:#F1F3EC;}
table.matrix tbody tr:nth-child(even) td{background:#FBFCF9;}
table.matrix tbody td.col-rec{background:rgba(198,246,60,.10);}
table.matrix tbody tr:nth-child(even) td.col-rec{background:rgba(198,246,60,.16);}
table.matrix tbody tr:last-child th,
table.matrix tbody tr:last-child td{border-bottom:0;}
.tick{
  width:24px;height:24px;border-radius:50%;
  background:var(--lime);color:#2C3B06;
  display:inline-flex;align-items:center;justify-content:center;
  font-size:12px;font-weight:700;
}
.dash{display:inline-block;width:18px;height:2px;border-radius:2px;background:#D6DCD0;vertical-align:middle;}
.matrix-fade{
  position:absolute;top:0;right:0;bottom:0;width:56px;pointer-events:none;
  background:linear-gradient(to right,rgba(255,255,255,0),rgba(255,255,255,.96));
}

/* ---------- Tier cards (dark) ---------- */
.tier-grid{
  display:grid;grid-template-columns:32% 36% 32%;
  gap:24px;align-items:end;
  margin-top:8px;
}
.tier-card{
  position:relative;
  background:var(--dark-card);
  border-radius:var(--r-lg);
  padding:32px 28px 28px;
  box-shadow:var(--shadow-dark);
  transition:transform .18s var(--ease),box-shadow .2s var(--ease);
  overflow:hidden;
}
.tier-card::before{
  content:"";position:absolute;top:0;left:0;right:0;height:3px;
  background:linear-gradient(90deg,var(--lime),var(--cyan));
  opacity:0;transition:opacity .2s var(--ease);
}
.tier-card:hover{transform:translateY(-2px);}
.tier-card.is-featured{
  transform:translateY(-24px);
  border:1px solid rgba(198,246,60,.32);
  background:linear-gradient(180deg,rgba(198,246,60,.06),rgba(20,24,21,1) 42%);
}
.tier-card.is-featured::before{opacity:1;}
.tier-card.is-featured:hover{transform:translateY(-26px);}
.tier-badge{
  display:inline-flex;align-items:center;gap:6px;
  padding:4px 12px;border-radius:var(--r-badge);
  font-size:12px;font-weight:700;
  border:1px solid var(--orange);color:var(--orange);
  margin-bottom:16px;
}
.tier-name{font-size:22px;font-weight:700;color:var(--t1-dark);}
.tier-desc{
  margin-top:8px;font-size:14px;color:var(--t2-dark);line-height:1.7;
}
.tier-points{margin-top:20px;display:flex;flex-direction:column;gap:12px;}
.tier-points li{
  display:flex;align-items:flex-start;gap:10px;
  font-size:14px;color:var(--t1-dark);line-height:1.7;
}
.tier-points i{color:var(--lime);font-size:12px;margin-top:6px;}
.tier-link{
  display:inline-flex;align-items:center;gap:6px;
  margin-top:24px;font-size:14px;font-weight:700;color:var(--lime);
  transition:gap .18s var(--ease);
}
.tier-link:hover{gap:12px;}
.tier-figure{
  margin-top:20px;border-radius:var(--r-img);overflow:hidden;
  border:1px solid var(--dark-line);
}
.tier-figure .ratio{position:relative;padding-top:56%;}
.tier-figure img{position:absolute;inset:0;width:100%;height:100%;object-fit:cover;opacity:.85;}

/* ---------- Topic rail (light) ---------- */
.rail-wrap{position:relative;}
.rail{
  display:flex;gap:20px;overflow-x:auto;padding:4px 4px 20px;
  scroll-snap-type:x mandatory;scrollbar-width:thin;
}
.rail::-webkit-scrollbar{height:6px;}
.rail::-webkit-scrollbar-thumb{background:#D3DAC9;border-radius:3px;}
.topic-card{
  flex:0 0 320px;scroll-snap-align:start;
  background:var(--card);border:1px solid var(--line);
  border-radius:var(--r-lg);overflow:hidden;
  box-shadow:var(--shadow-card);
  transition:transform .18s var(--ease),box-shadow .2s var(--ease),border-color .18s var(--ease);
  display:flex;flex-direction:column;
}
.topic-card:hover{transform:translateY(-2px);box-shadow:var(--shadow-hover);border-color:#CBDB9A;}
.topic-thumb{position:relative;width:100%;padding-top:62.5%;background:#E9ECE2;overflow:hidden;}
.topic-thumb img{position:absolute;inset:0;width:100%;height:100%;object-fit:cover;transition:transform .3s var(--ease);}
.topic-card:hover .topic-thumb img{transform:scale(1.03);}
.topic-flag{
  position:absolute;top:12px;left:12px;
  padding:3px 10px;border-radius:var(--r-badge);
  background:rgba(198,246,60,.92);color:#2C3B06;
  font-size:12px;font-weight:700;
}
.topic-body{padding:18px 20px 20px;display:flex;flex-direction:column;gap:10px;flex:1;}
.topic-title{
  font-size:17px;font-weight:700;line-height:1.5;color:var(--t1);
  display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;
}
.topic-sum{
  font-size:14px;color:var(--t2);line-height:1.7;
  display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;
}
.topic-foot{
  margin-top:auto;padding-top:12px;border-top:1px solid var(--line-soft);
  display:flex;align-items:center;justify-content:space-between;gap:10px;
  font-size:12px;color:var(--t3);
}
.chip{
  display:inline-flex;align-items:center;
  padding:3px 10px;border-radius:var(--r-badge);
  background:rgba(198,246,60,.3);color:#3D5410;
  font-size:12px;font-weight:700;
}

/* ---------- Highlight strip ---------- */
.strip-grid{
  display:grid;grid-template-columns:repeat(4,1fr);
  border:1px solid var(--line);border-radius:var(--r-lg);
  overflow:hidden;background:var(--card);
  box-shadow:var(--shadow-card);
}
.strip-item{
  padding:26px 22px;
  border-right:1px solid var(--line-soft);
}
.strip-item:last-child{border-right:0;}
.strip-item b{
  display:block;font-size:30px;font-weight:800;line-height:1.1;
  color:var(--t1);font-variant-numeric:tabular-nums;
}
.strip-item b small{font-size:14px;font-weight:700;color:var(--t2);margin-left:4px;}
.strip-item span{display:block;margin-top:8px;font-size:13px;color:var(--t3);}

/* ---------- FAQ ---------- */
.faq-grid{display:grid;grid-template-columns:4fr 8fr;gap:56px;align-items:start;}
.faq-intro p{margin-top:16px;font-size:15px;color:var(--t2);line-height:1.85;max-width:320px;}
.faq-list{border-top:1px solid var(--line);}
.faq-item{border-bottom:1px solid var(--line);}
.faq-item summary{
  list-style:none;cursor:pointer;
  display:flex;align-items:center;justify-content:space-between;gap:20px;
  padding:20px 4px 20px 16px;position:relative;
  font-size:17px;font-weight:700;color:var(--t1);
  transition:color .18s var(--ease);
}
.faq-item summary::-webkit-details-marker{display:none;}
.faq-item summary::before{
  content:"";position:absolute;left:0;top:22px;bottom:22px;width:3px;
  background:var(--lime);border-radius:2px;
  transform:scaleY(0);transform-origin:top;
  transition:transform .2s var(--ease);
}
.faq-item summary i{
  color:#8CA83A;font-size:14px;flex-shrink:0;
  transition:transform .2s var(--ease);
}
.faq-item summary:hover{color:#4E6B12;}
.faq-item[open] summary{color:#3D5410;}
.faq-item[open] summary::before{transform:scaleY(1);}
.faq-item[open] summary i{transform:rotate(45deg);}
.faq-answer{
  padding:0 4px 20px 16px;font-size:15px;line-height:1.8;color:var(--t2);
  max-width:760px;
}

/* ---------- CTA ---------- */
.cta-card{
  position:relative;overflow:hidden;
  background:var(--dark);
  border-radius:var(--r-lg);
  border:1px solid rgba(198,246,60,.18);
  padding:52px 48px;
  display:flex;align-items:center;justify-content:space-between;gap:40px;
}
.cta-card::before{
  content:"";position:absolute;right:-120px;top:-120px;width:420px;height:420px;
  background:radial-gradient(circle,rgba(198,246,60,.22),rgba(198,246,60,0) 62%);
  pointer-events:none;
}
.cta-left{position:relative;z-index:1;max-width:620px;}
.cta-left h2{font-size:30px;font-weight:700;color:var(--t1-dark);line-height:1.35;}
.cta-left p{margin-top:12px;font-size:15px;color:var(--t2-dark);line-height:1.8;}
.cta-right{position:relative;z-index:1;display:flex;flex-direction:column;align-items:flex-end;gap:12px;flex-shrink:0;}
.cta-right small{font-size:12px;color:var(--t2-dark);}

/* ---------- Footer ---------- */
.site-footer{
  background:var(--dark);color:var(--t2-dark);
  border-top:1px solid var(--dark-line-strong);
  padding:64px 0 28px;
}
.footer-grid{
  display:grid;grid-template-columns:1.6fr 1fr 1fr 1.1fr;gap:40px;
  padding-bottom:40px;border-bottom:1px solid var(--dark-line);
}
.footer-brand .logo{margin-bottom:16px;}
.footer-brand p{font-size:14px;line-height:1.8;color:var(--t2-dark);max-width:300px;}
.footer-col h3{
  font-size:14px;font-weight:700;color:var(--t1-dark);margin-bottom:16px;
}
.footer-col ul{display:flex;flex-direction:column;gap:10px;}
.footer-col a,.footer-col span{font-size:14px;color:var(--t2-dark);line-height:1.7;transition:color .18s var(--ease);}
.footer-col a:hover{color:var(--lime);}
.footer-bottom{
  display:flex;flex-wrap:wrap;align-items:center;justify-content:space-between;gap:12px;
  padding-top:22px;font-size:13px;color:#7C857C;
}

/* ---------- Responsive ---------- */
@media (max-width:1280px){
  .container{padding:0 22px;}
  .hero-light h1{font-size:40px;}
  .section-title{font-size:30px;}
}
@media (max-width:1080px){
  .hero-grid{grid-template-columns:1fr;gap:36px;}
  .hero-figure .ratio{padding-top:52%;}
  .faq-grid{grid-template-columns:1fr;gap:32px;}
  .faq-intro p{max-width:100%;}
  .tier-grid{grid-template-columns:1fr 1fr;align-items:stretch;}
  .tier-card.is-featured{transform:none;}
  .tier-card.is-featured:hover{transform:translateY(-2px);}
  .footer-grid{grid-template-columns:1fr 1fr;gap:32px;}
  .strip-grid{grid-template-columns:1fr 1fr;}
  .strip-item:nth-child(2){border-right:0;}
  .strip-item:nth-child(1),.strip-item:nth-child(2){border-bottom:1px solid var(--line-soft);}
}
@media (max-width:900px){
  .nav-menu{display:none;}
  .header-actions .btn-primary{display:none;}
  .nav-toggle{display:flex;}
  .tier-grid{grid-template-columns:1fr;}
}
@media (max-width:768px){
  .section{padding:56px 0;}
  .hero-light{padding:12px 0 48px;}
  .crumb-bar{padding-top:80px;}
  .hero-light h1{font-size:32px;line-height:1.22;}
  .hero-sub{font-size:16px;}
  .section-head{flex-direction:column;gap:10px;margin-bottom:28px;}
  .section-note{max-width:100%;padding-top:0;}
  .section-title{font-size:26px;}
  .anchor-bar{top:64px;}
  .cta-card{flex-direction:column;align-items:flex-start;padding:36px 26px;gap:26px;}
  .cta-right{align-items:flex-start;width:100%;}
  .cta-right .btn{width:100%;}
  .cta-left h2{font-size:24px;}
  .topic-card{flex:0 0 272px;}
  .footer-grid{grid-template-columns:1fr;gap:28px;}
  .footer-bottom{flex-direction:column;align-items:flex-start;}
}
@media (max-width:560px){
  .container{padding:0 18px;}
  .hero-light h1{font-size:29px;}
  .hero-actions{gap:12px;}
  .hero-actions .btn{width:100%;}
  .hero-meta{gap:14px;font-size:12px;}
  .strip-grid{grid-template-columns:1fr;}
  .strip-item{border-right:0;border-bottom:1px solid var(--line-soft);}
  .strip-item:last-child{border-bottom:0;}
  .section-title{font-size:23px;}
  .topic-card{flex:0 0 84%;}
  .hero-stat{padding:10px 14px;gap:8px;right:12px;bottom:12px;}
  .hero-stat b{font-size:24px;}
  .cta-left h2{font-size:22px;}
  .faq-item summary{font-size:16px;padding:18px 4px 18px 14px;}
  .footer-bottom{font-size:12px;}
}
@media (max-width:380px){
  .hero-meta{flex-direction:column;gap:8px;}
  .hero-stat small{font-size:11px;}
  .btn{padding:0 18px;font-size:14px;}
}

/* roulang page: category2 */
:root{
  --lime:#C6F63C;
  --lime-bright:#D4FF56;
  --cyan:#2BE8C4;
  --orange:#FF7A2F;
  --dark:#0B0E0C;
  --dark-card:#141815;
  --dark-line:rgba(198,246,60,.14);
  --dark-line-strong:rgba(198,246,60,.18);
  --dark-text:#F2F5EE;
  --dark-muted:#A7B0A4;
  --light:#F5F6F2;
  --white:#FFFFFF;
  --line:#E4E8DE;
  --light-line:#EDF0E8;
  --ink:#101512;
  --ink-2:#5C655D;
  --ink-3:#8A938B;
  --success:#35C46A;
  --warn:#F0A32A;
  --danger:#E4523F;
  --r-lg:24px;
  --r-md:18px;
  --r-pill:999px;
  --r-badge:10px;
  --r-img:16px;
  --shadow-card:0 1px 2px rgba(16,21,18,.05),0 12px 32px rgba(16,21,18,.06);
  --shadow-hover:0 18px 40px rgba(16,21,18,.10);
  --ease:cubic-bezier(.2,.7,.2,1);
  --container:1224px;
}
*,*::before,*::after{box-sizing:border-box}
html{scroll-behavior:smooth;-webkit-text-size-adjust:100%}
body{
  margin:0;
  font-family:"HarmonyOS Sans SC","PingFang SC","Microsoft YaHei","Noto Sans SC",system-ui,-apple-system,"Segoe UI",sans-serif;
  background:var(--light);
  color:var(--ink);
  font-size:16px;
  line-height:1.85;
  -webkit-font-smoothing:antialiased;
}
body.is-locked{overflow:hidden}
h1,h2,h3,h4,p,figure{margin:0}
img{display:block;max-width:100%}
ul,ol{margin:0;padding:0;list-style:none}
a{color:inherit;text-decoration:none}
button{font:inherit;color:inherit;background:none;border:0;cursor:pointer}
:focus-visible{outline:2px solid var(--lime);outline-offset:2px}
.container{width:100%;max-width:var(--container);margin:0 auto;padding:0 24px}
.section{padding:96px 0}
.section-tight{padding:64px 0}
.section-head{display:flex;align-items:flex-end;justify-content:space-between;gap:24px;margin-bottom:40px;flex-wrap:wrap}
.section-title{position:relative;padding-left:18px;font-size:32px;line-height:1.3;font-weight:700;letter-spacing:0}
.section-title::before{content:"";position:absolute;left:0;top:8px;bottom:8px;width:4px;border-radius:4px;background:var(--lime)}
.section-desc{font-size:14px;color:var(--ink-2);max-width:24ch;text-align:right;line-height:1.7}
.on-dark .section-desc{color:var(--dark-muted)}

/* ---------- Header ---------- */
.site-header{
  position:sticky;top:0;z-index:80;
  background:var(--dark);
  border-bottom:1px solid var(--dark-line-strong);
  transition:height .22s var(--ease),box-shadow .22s var(--ease),background .22s var(--ease);
}
.header-inner{display:flex;align-items:center;gap:28px;height:72px;transition:height .22s var(--ease)}
.site-header.is-scrolled{box-shadow:0 10px 30px rgba(0,0,0,.45)}
.site-header.is-scrolled .header-inner{height:64px}
.logo{display:inline-flex;align-items:center;gap:10px;flex:none}
.logo-mark{
  width:28px;height:28px;flex:none;
  border:2px solid var(--lime);
  transform:rotate(45deg);
  border-radius:7px;
  position:relative;
}
.logo-mark::after{
  content:"";position:absolute;inset:6px;border-radius:3px;
  background:var(--lime);opacity:.85;
}
.logo-text{font-size:18px;font-weight:800;color:var(--dark-text);letter-spacing:0;white-space:nowrap}
.nav-menu{display:flex;align-items:center;gap:6px;margin-left:8px}
.nav-link{
  position:relative;display:inline-block;padding:9px 16px;border-radius:var(--r-pill);
  font-size:15px;font-weight:600;color:var(--dark-text);
  transition:color .18s var(--ease),background .18s var(--ease),box-shadow .2s var(--ease);
}
.nav-link::after{
  content:"";position:absolute;left:16px;right:16px;bottom:5px;height:2px;border-radius:2px;
  background:var(--lime);transform:scaleX(0);transform-origin:left;
  transition:transform .2s var(--ease);
}
.nav-link:hover{color:var(--lime)}
.nav-link:hover::after{transform:scaleX(1)}
.nav-link.is-active{
  color:var(--lime);background:rgba(198,246,60,.12);
  box-shadow:0 0 0 1px rgba(198,246,60,.35);
}
.nav-link.is-active::after{display:none}
.header-actions{display:flex;align-items:center;gap:12px;margin-left:auto}
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  height:48px;padding:0 26px;border-radius:var(--r-pill);
  font-size:15px;font-weight:700;line-height:1;
  transition:transform .18s var(--ease),background .18s var(--ease),box-shadow .18s var(--ease),color .18s var(--ease),border-color .18s var(--ease);
  white-space:nowrap;
}
.btn-sm{height:40px;padding:0 20px;font-size:14px}
.btn-primary{background:var(--lime);color:var(--dark)}
.btn-primary:hover{background:var(--lime-bright);transform:translateY(-2px);box-shadow:0 8px 20px rgba(198,246,60,.28)}
.btn-primary:active{transform:translateY(0)}
.btn-ghost{background:transparent;color:var(--dark-text);border:1px solid rgba(242,245,238,.28)}
.btn-ghost:hover{color:var(--lime);border-color:var(--lime);transform:translateY(-2px)}
.btn-block{width:100%}
.nav-toggle{
  display:none;width:44px;height:44px;border-radius:12px;align-items:center;justify-content:center;
  flex-direction:column;gap:6px;
}
.nav-toggle span{display:block;width:22px;height:2px;border-radius:2px;background:var(--lime)}

/* ---------- Drawer ---------- */
.drawer{
  position:fixed;inset:0;z-index:200;background:var(--dark);
  display:flex;flex-direction:column;
  transform:translateY(-102%);transition:transform .32s var(--ease);
  visibility:hidden;
}
.drawer.is-open{transform:translateY(0);visibility:visible}
.drawer-head{display:flex;align-items:center;justify-content:space-between;padding:16px 20px;border-bottom:1px solid var(--dark-line)}
.drawer-close{
  width:44px;height:44px;display:grid;place-items:center;border-radius:12px;
  font-size:26px;line-height:1;color:var(--lime);border:1px solid rgba(198,246,60,.3);
}
.drawer-nav{flex:1;overflow-y:auto;padding:8px 20px}
.drawer-nav a{
  display:block;padding:18px 4px;font-size:18px;font-weight:700;color:var(--dark-text);
  border-bottom:1px solid var(--dark-line);
}
.drawer-nav a:hover{color:var(--lime)}
.drawer-nav a.is-active{color:var(--lime)}
.drawer-foot{padding:16px 20px 28px;border-top:1px solid var(--dark-line)}

/* ---------- Hero ---------- */
.hero{position:relative;overflow:hidden;background:var(--dark);color:var(--dark-text)}
.hero-bg{
  position:absolute;inset:0;
  background:url('/assets/images/backpic/back-2.png') center/cover no-repeat;
  opacity:.35;filter:saturate(.9);
}
.hero::after{
  content:"";position:absolute;inset:0;pointer-events:none;
  background:radial-gradient(circle at 50% 8%,rgba(198,246,60,.20),rgba(198,246,60,0) 62%);
}
.hero-inner{position:relative;z-index:2;padding:88px 0 84px;text-align:center;display:flex;flex-direction:column;align-items:center}
.hero-tag{
  display:inline-flex;align-items:center;gap:8px;
  padding:7px 16px;border-radius:var(--r-badge);
  border:1px solid rgba(255,122,47,.55);color:var(--orange);
  font-size:13px;font-weight:700;background:rgba(255,122,47,.08);
  margin-bottom:22px;
}
.hero h1{
  font-size:48px;line-height:1.16;font-weight:800;letter-spacing:0;
  max-width:20ch;margin:0 auto 18px;
}
.hero h1 .hl{color:var(--lime)}
.hero-sub{font-size:18px;line-height:1.75;color:var(--dark-muted);max-width:640px;margin:0 auto}
.hero-actions{display:flex;flex-wrap:wrap;gap:14px;justify-content:center;margin-top:32px}
.hero-figures{display:flex;flex-wrap:wrap;gap:16px;justify-content:center;margin-top:44px}
.figure{
  min-width:150px;padding:16px 22px;border-radius:var(--r-md);
  background:rgba(20,24,21,.78);
  border:1px solid rgba(198,246,60,.16);
  text-align:left;
}
.figure strong{font-size:32px;font-weight:800;line-height:1.1;color:var(--dark-text);font-variant-numeric:tabular-nums}
.figure strong i{font-style:normal;font-size:14px;font-weight:700;color:var(--dark-muted);margin-left:4px}
.figure span{display:block;font-size:13px;color:var(--orange);font-weight:700;margin-top:4px}

/* ---------- Breadcrumb ---------- */
.crumb-bar{background:var(--light);border-bottom:1px solid var(--light-line)}
.breadcrumb{display:flex;align-items:center;flex-wrap:wrap;gap:8px;padding:18px 0;font-size:14px;color:var(--ink-2)}
.breadcrumb a{color:var(--ink-2)}
.breadcrumb a:hover{color:#5c7a12}
.breadcrumb .sep{color:var(--lime);font-weight:700}
.breadcrumb .current{color:var(--ink);font-weight:600}

/* ---------- Feature cards (alternating) ---------- */
.feature-grid{display:grid;gap:28px}
.feature-card{
  display:grid;grid-template-columns:minmax(0,1fr) minmax(0,1.1fr);
  gap:0;background:var(--white);border:1px solid var(--line);
  border-radius:var(--r-lg);overflow:hidden;box-shadow:var(--shadow-card);
  transition:transform .18s var(--ease),box-shadow .18s var(--ease),border-color .18s var(--ease);
}
.feature-card:hover{transform:translateY(-2px);box-shadow:var(--shadow-hover);border-color:#d3dcc4}
.feature-media{position:relative;aspect-ratio:16/10;background:#EDF0E8}
.feature-media img{width:100%;height:100%;object-fit:cover}
.feature-body{padding:34px 36px;display:flex;flex-direction:column;gap:14px;justify-content:center}
.feature-card:nth-child(even){grid-template-columns:minmax(0,1.1fr) minmax(0,1fr)}
.feature-card:nth-child(even) .feature-media{order:2}
.badge-cat{
  display:inline-flex;align-items:center;gap:6px;align-self:flex-start;
  padding:4px 12px;border-radius:var(--r-badge);
  background:rgba(198,246,60,.30);color:#3d5a06;
  font-size:12px;font-weight:700;line-height:1.6;
}
.feature-body h3{font-size:22px;line-height:1.4;font-weight:700}
.feature-body p{font-size:15px;color:var(--ink-2);line-height:1.85}
.text-link{display:inline-flex;align-items:center;gap:6px;color:#4a6a0c;font-weight:700;font-size:14px}
.text-link .arw{transition:transform .18s var(--ease)}
.text-link:hover .arw{transform:translateX(4px)}

/* ---------- Steps ---------- */
.steps-wrap{background:var(--white);border:1px solid var(--line);border-radius:var(--r-lg);padding:44px 40px;box-shadow:var(--shadow-card)}
.steps{display:grid;gap:26px}
.step{position:relative;display:grid;grid-template-columns:52px minmax(0,1fr);gap:22px;align-items:start}
.step-num{
  width:48px;height:48px;border-radius:50%;display:grid;place-items:center;
  background:var(--lime);color:var(--dark);font-weight:800;font-size:18px;
  font-variant-numeric:tabular-nums;flex:none;
}
.step::before{
  content:"";position:absolute;left:23px;top:56px;bottom:-26px;width:2px;
  background:linear-gradient(180deg,rgba(198,246,60,.85),rgba(198,246,60,.10));
}
.step:last-child::before{display:none}
.step h3{font-size:20px;font-weight:700;line-height:1.45;margin-bottom:6px}
.step p{font-size:15px;color:var(--ink-2)}

/* ---------- Point cards ---------- */
.point-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:24px}
.point-card{
  background:var(--white);border:1px solid var(--line);border-radius:var(--r-lg);
  padding:30px 28px;box-shadow:var(--shadow-card);
  transition:transform .18s var(--ease),box-shadow .18s var(--ease),border-color .18s var(--ease);
}
.point-card:hover{transform:translateY(-2px);box-shadow:var(--shadow-hover);border-color:#d3dcc4}
.point-icon{
  width:44px;height:44px;border-radius:12px;display:grid;place-items:center;
  background:rgba(198,246,60,.28);color:#3d5a06;font-weight:800;font-size:16px;margin-bottom:16px;
  font-variant-numeric:tabular-nums;
}
.point-card h3{font-size:20px;font-weight:700;margin-bottom:10px}
.point-card p{font-size:15px;color:var(--ink-2)}
.point-card .meta-line{margin-top:14px;font-size:13px;color:var(--ink-3);border-top:1px solid var(--light-line);padding-top:12px}

/* ---------- FAQ ---------- */
.faq-layout{display:grid;grid-template-columns:minmax(0,0.8fr) minmax(0,1.4fr);gap:56px;align-items:start}
.faq-aside h2{font-size:32px;font-weight:700;position:relative;padding-left:18px;line-height:1.3;margin-bottom:14px}
.faq-aside h2::before{content:"";position:absolute;left:0;top:8px;bottom:8px;width:4px;border-radius:4px;background:var(--lime)}
.faq-aside p{font-size:15px;color:var(--ink-2);max-width:30ch}
.faq-list{border-top:1px solid var(--light-line)}
.faq-item{border-bottom:1px solid var(--light-line)}
.faq-q{
  width:100%;display:flex;align-items:center;justify-content:space-between;gap:18px;
  padding:18px 4px 18px 0;text-align:left;font-size:17px;font-weight:700;line-height:1.6;
  position:relative;transition:color .18s var(--ease);
}
.faq-q::before{
  content:"";position:absolute;left:-14px;top:14px;bottom:14px;width:3px;border-radius:3px;
  background:var(--lime);opacity:0;transition:opacity .2s var(--ease);
}
.faq-item.is-open .faq-q::before{opacity:1}
.faq-q:hover{color:#4a6a0c}
.faq-icon{
  flex:none;width:26px;height:26px;display:grid;place-items:center;
  font-size:20px;font-weight:700;color:#4a6a0c;transition:transform .22s var(--ease);
}
.faq-item.is-open .faq-icon{transform:rotate(45deg)}
.faq-a{max-height:0;overflow:hidden;transition:max-height .3s var(--ease)}
.faq-a-inner{padding:0 0 18px;font-size:15px;line-height:1.8;color:var(--ink-2);max-width:62ch}

/* ---------- CTA ---------- */
.cta-band{background:var(--dark);color:var(--dark-text);padding:0 0 96px}
.cta-card{
  position:relative;overflow:hidden;
  border-radius:var(--r-lg);background:var(--dark-card);
  border:1px solid rgba(198,246,60,.16);
  display:flex;align-items:center;justify-content:space-between;gap:32px;
  padding:48px 52px;flex-wrap:wrap;
}
.cta-card::after{
  content:"";position:absolute;right:-120px;top:-120px;width:420px;height:420px;border-radius:50%;
  background:radial-gradient(circle,rgba(198,246,60,.20),rgba(198,246,60,0) 65%);
  pointer-events:none;
}
.cta-copy{position:relative;z-index:1;max-width:620px}
.cta-copy h2{font-size:30px;font-weight:700;line-height:1.35;margin-bottom:10px}
.cta-copy p{font-size:15px;color:var(--dark-muted)}
.cta-action{position:relative;z-index:1;display:flex;flex-direction:column;align-items:flex-start;gap:10px}
.cta-note{font-size:13px;color:var(--dark-muted)}

/* ---------- Footer ---------- */
.site-footer{background:var(--dark);color:var(--dark-muted);border-top:1px solid var(--dark-line-strong);padding:64px 0 0}
.footer-grid{display:grid;grid-template-columns:1.5fr 1fr 1fr 1fr;gap:40px;padding-bottom:48px}
.footer-brand p{font-size:14px;line-height:1.8;margin-top:16px;max-width:34ch;color:var(--dark-muted)}
.footer-col h3{font-size:15px;font-weight:700;color:var(--dark-text);margin-bottom:16px}
.footer-col ul{display:grid;gap:10px}
.footer-col a,.footer-col span{font-size:14px;color:var(--dark-muted);transition:color .18s var(--ease)}
.footer-col a:hover{color:var(--lime)}
.footer-bottom{
  border-top:1px solid var(--dark-line);
  display:flex;align-items:center;justify-content:space-between;gap:16px;flex-wrap:wrap;
  padding:20px 0 26px;font-size:13px;color:#79837a;
}

/* ---------- Responsive ---------- */
@media (max-width:1280px){
  .container{padding:0 22px}
  .hero h1{font-size:44px}
  .feature-body{padding:30px 30px}
}
@media (max-width:1080px){
  .faq-layout{grid-template-columns:1fr;gap:32px}
  .point-grid{grid-template-columns:repeat(2,minmax(0,1fr))}
  .footer-grid{grid-template-columns:1fr 1fr}
  .hero h1{font-size:40px}
}
@media (max-width:900px){
  .nav-menu{display:none}
  .nav-toggle{display:flex}
  .header-actions .btn-sm{display:none}
}
@media (max-width:768px){
  .section{padding:56px 0}
  .section-tight{padding:44px 0}
  .hero-inner{padding:60px 0 56px}
  .hero h1{font-size:32px;max-width:100%}
  .hero-sub{font-size:16px}
  .section-title{font-size:26px}
  .section-desc{text-align:left;max-width:100%}
  .feature-card,.feature-card:nth-child(even){grid-template-columns:1fr}
  .feature-card:nth-child(even) .feature-media{order:0}
  .feature-media{aspect-ratio:16/9}
  .feature-body{padding:24px 22px}
  .steps-wrap{padding:28px 22px}
  .point-grid{grid-template-columns:1fr}
  .cta-card{padding:32px 24px}
  .cta-copy h2{font-size:24px}
  .cta-action{width:100%}
  .cta-action .btn{width:100%}
  .footer-grid{grid-template-columns:1fr;gap:32px;padding-bottom:32px}
  .breadcrumb{font-size:13px}
}
@media (max-width:560px){
  .container{padding:0 18px}
  .hero h1{font-size:30px}
  .figure{flex:1 1 100%;min-width:0}
  .hero-actions{width:100%;flex-direction:column}
  .hero-actions .btn{width:100%}
  .faq-aside h2{font-size:24px}
  .faq-q{font-size:16px}
  .step{grid-template-columns:44px minmax(0,1fr);gap:16px}
  .step-num{width:40px;height:40px;font-size:16px}
  .step::before{left:19px;top:48px}
}
@media (max-width:380px){
  .hero-figures{gap:10px}
  .figure{padding:14px 16px}
  .figure strong{font-size:26px}
  .logo-text{font-size:16px}
}