/* roulang page: index */
:root{
  --ink:#0B0D0C;
  --ink-2:#3D403C;
  --ink-3:#777A74;
  --line:#E5E3DC;
  --jade:#16C79A;
  --jade-soft:rgba(22,199,154,.12);
  --jade-deep:#0E8E6E;
  --orange:#FF5C35;
  --orange-dark:#E64A24;
  --paper:#F7F6F2;
  --mist:#EFEFEA;
  --white:#FFFFFF;
  --err:#D64545;
  --r-s:6px;
  --r-m:10px;
  --r-l:16px;
  --r-pill:999px;
  --sh-1:0 1px 2px rgba(11,13,12,.04);
  --sh-2:0 12px 30px rgba(11,13,12,.08);
  --sh-3:0 24px 60px rgba(11,13,12,.12);
  --ease:cubic-bezier(.2,.7,.2,1);
  --max:1280px;
  --font:"Noto Sans SC","Source Han Sans SC","PingFang SC","Microsoft YaHei","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;
  background:var(--paper);
  color:var(--ink);
  font-family:var(--font);
  font-size:16px;
  line-height:1.75;
  letter-spacing:.01em;
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block;border-style:none;}
a{color:inherit;text-decoration:none;transition:color .2s var(--ease),border-color .2s var(--ease);}
button,input,select,textarea{font-family:inherit;font-size:inherit;color:inherit;}
button{cursor:pointer;border:0;background:none;}
h1,h2,h3,h4{margin:0;font-weight:800;letter-spacing:-.02em;line-height:1.16;color:var(--ink);}
p{margin:0;}
ul{margin:0;padding:0;list-style:none;}
:focus-visible{outline:2px solid var(--jade);outline-offset:3px;border-radius:4px;}
::selection{background:var(--jade-soft);color:var(--jade-deep);}
.skip{position:absolute;left:-9999px;top:0;background:var(--ink);color:#fff;padding:10px 18px;border-radius:var(--r-s);z-index:200;}
.skip:focus{left:16px;top:16px;}

/* ---------- 容器与排版基础 ---------- */
.container{width:100%;max-width:var(--max);margin:0 auto;padding:0 24px;}
.section{padding:104px 0;}
.section--tight{padding:72px 0;}
.section--mist{background:var(--mist);}
.section--dark{background:var(--ink);color:#fff;}
.section--dark h2,.section--dark h3{color:#fff;}
.eyebrow{
  display:inline-flex;align-items:center;gap:8px;
  font-size:12px;font-weight:700;letter-spacing:.16em;text-transform:uppercase;
  color:var(--jade-deep);margin-bottom:16px;
}
.eyebrow::before{content:"";width:22px;height:1px;background:var(--jade);}
.section-head{
  display:flex;align-items:flex-end;justify-content:space-between;gap:32px;
  margin-bottom:44px;flex-wrap:wrap;
}
.section-head h2{font-size:clamp(24px,3vw,32px);}
.section-head .sub{margin-top:12px;color:var(--ink-3);font-size:15px;max-width:640px;}
.section--dark .section-head .sub{color:rgba(255,255,255,.62);}
.link-more{
  font-size:15px;font-weight:600;color:var(--ink);border-bottom:1px solid var(--line);
  padding-bottom:3px;white-space:nowrap;
}
.link-more:hover{color:var(--jade-deep);border-color:var(--jade);}
.section--dark .link-more{color:#fff;border-color:rgba(255,255,255,.28);}
.section--dark .link-more:hover{color:var(--jade);border-color:var(--jade);}

/* ---------- 按钮 ---------- */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  height:46px;padding:0 24px;border-radius:var(--r-s);
  font-size:15px;font-weight:600;letter-spacing:0;
  border:1px solid transparent;position:relative;
  transition:background-color .2s var(--ease),color .2s var(--ease),border-color .2s var(--ease),transform .2s var(--ease),box-shadow .2s var(--ease);
}
.btn-primary{background:var(--orange);color:#fff;box-shadow:var(--sh-1);}
.btn-primary:hover{background:var(--orange-dark);transform:translateY(-2px);box-shadow:var(--sh-2);}
.btn-primary:active{transform:translateY(0);box-shadow:var(--sh-1);}
.btn-ghost{background:transparent;color:var(--ink);border-color:var(--ink);}
.btn-ghost:hover{background:var(--ink);color:#fff;transform:translateY(-2px);box-shadow:var(--sh-2);}
.btn-light{background:transparent;color:#fff;border-color:rgba(255,255,255,.4);}
.btn-light:hover{background:#fff;color:var(--ink);border-color:#fff;transform:translateY(-2px);}
.btn-add{
  height:36px;padding:0 16px;font-size:13px;font-weight:600;
  background:var(--orange);color:#fff;border-radius:var(--r-s);
}
.btn-add:hover{background:var(--orange-dark);transform:translateY(-2px);box-shadow:var(--sh-2);}
.btn-add.is-done{background:var(--jade);color:#fff;}
.btn-text{
  display:inline-flex;align-items:center;gap:6px;font-size:15px;font-weight:600;
  color:var(--ink);border-bottom:1px solid var(--line);padding-bottom:4px;
}
.btn-text:hover{color:var(--jade-deep);border-color:var(--jade);}
.btn:disabled,.btn.is-disabled{background:var(--mist);color:var(--ink-3);border-color:var(--line);cursor:not-allowed;transform:none;box-shadow:none;}

/* ---------- 徽章 ---------- */
.badge{
  display:inline-flex;align-items:center;gap:6px;
  padding:4px 12px;border-radius:var(--r-pill);
  font-size:12px;font-weight:600;line-height:1.6;
  background:var(--jade-soft);color:var(--jade-deep);
}
.badge--ink{background:var(--ink);color:#fff;}
.badge--line{background:transparent;border:1px solid var(--line);color:var(--ink-3);}

/* ---------- 顶部导航 ---------- */
.site-header{
  position:sticky;top:0;z-index:100;
  background:var(--paper);
  border-bottom:1px solid var(--line);
  transition:box-shadow .25s var(--ease);
}
.site-header.is-scrolled{box-shadow:var(--sh-2);}
.header-inner{display:flex;align-items:center;gap:32px;height:72px;}
.brand{display:flex;align-items:center;gap:10px;flex-shrink:0;}
.brand-mark{
  width:34px;height:34px;border-radius:9px;background:var(--ink);color:var(--jade);
  display:flex;align-items:center;justify-content:center;
  font-size:17px;font-weight:800;letter-spacing:0;
}
.brand-name{font-size:18px;font-weight:800;letter-spacing:-.01em;color:var(--ink);}
.nav-main{display:flex;align-items:center;gap:28px;margin-left:8px;flex:1;}
.nav-link{
  position:relative;font-size:15px;font-weight:600;color:var(--ink-2);
  padding:26px 0;white-space:nowrap;
}
.nav-link::after{
  content:"";position:absolute;left:0;right:0;bottom:14px;height:2px;
  background:var(--jade);transform:scaleX(0);transform-origin:left;
  transition:transform .22s var(--ease);
}
.nav-link:hover{color:var(--jade-deep);}
.nav-link:hover::after{transform:scaleX(1);}
.nav-link.active{color:var(--ink);}
.nav-link.active::after{transform:scaleX(1);}
.header-tools{display:flex;align-items:center;gap:14px;flex-shrink:0;}
.icon-btn{
  width:40px;height:40px;border-radius:var(--r-pill);border:1px solid var(--line);
  display:flex;align-items:center;justify-content:center;color:var(--ink-2);
  transition:border-color .2s var(--ease),color .2s var(--ease),background-color .2s var(--ease);
}
.icon-btn:hover{border-color:var(--jade);color:var(--jade-deep);background:var(--white);}
.nav-cta{
  display:inline-flex;align-items:center;height:42px;padding:0 22px;
  border-radius:var(--r-pill);background:var(--orange);color:#fff;
  font-size:14px;font-weight:600;
  transition:background-color .2s var(--ease),transform .2s var(--ease),box-shadow .2s var(--ease);
}
.nav-cta:hover{background:var(--orange-dark);transform:translateY(-2px);box-shadow:var(--sh-2);}
.burger{
  display:none;width:42px;height:42px;border-radius:var(--r-s);
  border:1px solid var(--line);align-items:center;justify-content:center;flex-direction:column;gap:5px;
}
.burger span{display:block;width:18px;height:2px;background:var(--ink);border-radius:2px;transition:transform .2s var(--ease),opacity .2s var(--ease);}
.burger[aria-expanded="true"] span:nth-child(1){transform:translateY(7px) rotate(45deg);}
.burger[aria-expanded="true"] span:nth-child(2){opacity:0;}
.burger[aria-expanded="true"] span:nth-child(3){transform:translateY(-7px) rotate(-45deg);}

/* ---------- 移动端抽屉 ---------- */
.drawer{
  position:fixed;inset:0 0 0 auto;width:min(86vw,380px);
  background:var(--ink);color:#fff;z-index:150;
  transform:translateX(100%);transition:transform .3s var(--ease);
  display:flex;flex-direction:column;padding:24px;
  overflow-y:auto;
}
.drawer.is-open{transform:translateX(0);}
.drawer-head{display:flex;align-items:center;justify-content:space-between;margin-bottom:28px;}
.drawer .brand-name{color:#fff;}
.drawer .brand-mark{background:#fff;color:var(--ink);}
.drawer-close{width:38px;height:38px;border-radius:var(--r-pill);border:1px solid rgba(255,255,255,.24);display:flex;align-items:center;justify-content:center;color:#fff;}
.drawer-close:hover{border-color:var(--jade);color:var(--jade);}
.drawer-nav{display:flex;flex-direction:column;}
.drawer-nav a{
  padding:15px 0;font-size:17px;font-weight:600;color:rgba(255,255,255,.86);
  border-bottom:1px solid rgba(255,255,255,.12);
}
.drawer-nav a:hover,.drawer-nav a.active{color:var(--jade);}
.drawer-foot{margin-top:auto;padding-top:28px;display:flex;flex-direction:column;gap:12px;}
.drawer-foot .btn{width:100%;}
.mask{
  position:fixed;inset:0;background:rgba(11,13,12,.5);z-index:140;
  opacity:0;visibility:hidden;transition:opacity .25s var(--ease),visibility .25s var(--ease);
}
.mask.is-open{opacity:1;visibility:visible;}

/* ---------- Hero ---------- */
.hero{position:relative;overflow:hidden;background:var(--paper);}
.hero::before{
  content:"";position:absolute;inset:0;
  background-image:url('/assets/images/backpic/back-1.png');
  background-size:cover;background-position:center;opacity:.55;
}
.hero::after{
  content:"";position:absolute;inset:0;
  background:linear-gradient(100deg,#F7F6F2 0%,rgba(247,246,242,.94) 44%,rgba(247,246,242,.42) 72%,rgba(247,246,242,.05) 100%);
}
.hero-grid{
  position:relative;z-index:1;
  display:grid;grid-template-columns:minmax(0,7fr) minmax(0,5fr);
  gap:56px;align-items:center;
  min-height:660px;padding:72px 0 88px;
}
.hero-badge{
  display:inline-flex;align-items:center;gap:10px;
  border:1px solid var(--line);border-radius:var(--r-pill);
  padding:7px 16px;font-size:12px;font-weight:700;letter-spacing:.08em;
  color:var(--ink-2);background:rgba(255,255,255,.72);
}
.hero-badge b{color:var(--jade-deep);font-size:13px;letter-spacing:0;}
.hero h1{
  margin:24px 0 20px;
  font-size:clamp(34px,4.4vw,56px);
  line-height:1.1;font-weight:800;letter-spacing:-.025em;
  max-width:15em;
}
.hero h1 em{font-style:normal;color:var(--jade-deep);}
.hero-sub{font-size:17px;line-height:1.85;color:var(--ink-2);max-width:36em;}
.hero-actions{display:flex;flex-wrap:wrap;gap:14px;margin-top:32px;}
.stat-row{
  display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:24px;
  margin-top:52px;padding-top:28px;border-top:1px solid var(--line);
}
.stat-num{font-size:32px;font-weight:800;letter-spacing:-.02em;line-height:1.2;color:var(--ink);font-variant-numeric:tabular-nums;}
.stat-num i{font-style:normal;font-size:18px;color:var(--jade-deep);margin-left:2px;}
.stat-lbl{font-size:13px;color:var(--ink-3);margin-top:4px;}
.hero-visual{position:relative;}
.hero-visual>img{
  width:100%;aspect-ratio:4/5;object-fit:cover;
  border-radius:var(--r-l);box-shadow:var(--sh-3);
  animation:heroZoom 12s var(--ease) forwards;
}
@keyframes heroZoom{from{transform:scale(1.03);}to{transform:scale(1);}}
.hero-card{
  position:absolute;left:-28px;bottom:34px;width:min(300px,88%);
  background:var(--white);border:1px solid var(--line);border-radius:var(--r-m);
  box-shadow:var(--sh-3);padding:20px;
}
.hero-card h3{font-size:18px;margin:10px 0 6px;}
.hero-card p{font-size:13px;color:var(--ink-3);line-height:1.7;}
.hero-card .row{display:flex;align-items:center;justify-content:space-between;gap:12px;margin-top:16px;padding-top:14px;border-top:1px solid var(--line);}
.hero-card .price{font-size:15px;font-weight:700;color:var(--orange);}
.hero-card .price span{font-size:12px;color:var(--ink-3);font-weight:400;margin-left:4px;}

/* ---------- 爆款网格 ---------- */
.hot-grid{display:grid;grid-template-columns:1fr 1fr;gap:24px;}
.hot-side{display:grid;grid-template-columns:1fr 1fr;gap:24px;}
.game-card{
  background:var(--white);border:1px solid var(--line);border-radius:var(--r-m);
  overflow:hidden;display:flex;flex-direction:column;
  box-shadow:var(--sh-1);
  transition:transform .24s var(--ease),box-shadow .24s var(--ease),border-color .24s var(--ease);
}
.game-card:hover{transform:translateY(-4px);box-shadow:var(--sh-2);border-color:rgba(22,199,154,.5);}
.game-card .media{overflow:hidden;position:relative;background:var(--mist);}
.game-card .media img{width:100%;height:100%;object-fit:cover;transition:transform .4s var(--ease);}
.game-card:hover .media img{transform:scale(1.03);}
.game-card .flag{
  position:absolute;left:14px;top:14px;background:var(--ink);color:#fff;
  font-size:12px;font-weight:600;padding:4px 12px;border-radius:var(--r-pill);
}
.game-card .flag.jade{background:var(--jade);color:#fff;}
.gc-body{padding:22px;display:flex;flex-direction:column;flex:1;gap:12px;}
.gc-body h3{font-size:19px;}
.gc-body p{font-size:14px;color:var(--ink-3);line-height:1.75;}
.gc-foot{margin-top:auto;display:flex;align-items:center;justify-content:space-between;gap:14px;padding-top:16px;border-top:1px solid var(--line);}
.gc-foot .price{font-size:16px;font-weight:700;color:var(--orange);}
.gc-foot .price small{display:block;font-size:12px;font-weight:400;color:var(--ink-3);}
.game-card--hero .media{aspect-ratio:16/10;}
.game-card--hero .gc-body{padding:28px;}
.game-card--hero .gc-body h3{font-size:24px;}
.game-card--hero .gc-body p{font-size:15px;}
.game-card--sm .media{aspect-ratio:4/3;}
.game-card--sm .gc-body{padding:18px;gap:8px;}
.game-card--sm .gc-body h3{font-size:16px;line-height:1.4;}
.game-card--sm .gc-body p{font-size:13px;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;}
.game-card--sm .gc-foot{padding-top:12px;}

/* ---------- 评价轮播 ---------- */
.review-wrap{position:relative;}
.review-rail{
  display:flex;gap:24px;overflow-x:auto;scroll-snap-type:x mandatory;
  padding:6px 2px 24px;scrollbar-width:none;
}
.review-rail::-webkit-scrollbar{display:none;}
.review-card{
  flex:0 0 390px;scroll-snap-align:start;
  background:rgba(255,255,255,.05);
  border:1px solid rgba(255,255,255,.14);
  border-radius:var(--r-m);padding:30px;
  display:flex;flex-direction:column;gap:18px;
  transition:border-color .24s var(--ease),background-color .24s var(--ease);
}
.review-card:hover{border-color:rgba(22,199,154,.6);background:rgba(255,255,255,.08);}
.review-quote{font-size:44px;line-height:1;color:var(--jade);font-weight:800;font-family:Georgia,serif;}
.review-card p{font-size:15px;line-height:1.9;color:rgba(255,255,255,.86);}
.review-foot{display:flex;align-items:center;gap:14px;margin-top:auto;}
.avatar{
  width:44px;height:44px;border-radius:var(--r-s);background:var(--jade);color:#0B0D0C;
  display:flex;align-items:center;justify-content:center;font-weight:800;font-size:17px;
}
.review-foot .who{font-size:14px;font-weight:600;color:#fff;line-height:1.5;}
.review-foot .who span{display:block;font-size:12px;font-weight:400;color:rgba(255,255,255,.55);}
.stars{margin-left:auto;color:var(--jade);font-size:13px;letter-spacing:2px;}
.review-nav{display:flex;gap:12px;}
.review-arrow{
  width:44px;height:44px;border-radius:var(--r-pill);
  border:1px solid rgba(255,255,255,.28);color:#fff;
  display:flex;align-items:center;justify-content:center;
  transition:border-color .2s var(--ease),color .2s var(--ease),transform .2s var(--ease);
}
.review-arrow:hover{border-color:var(--jade);color:var(--jade);transform:translateY(-2px);}

/* ---------- 保障条 ---------- */
.assure{background:var(--mist);border-top:1px solid var(--line);border-bottom:1px solid var(--line);}
.assure-grid{display:grid;grid-template-columns:repeat(4,1fr);}
.assure-item{
  padding:34px 28px;border-left:1px solid var(--line);
  display:flex;gap:16px;align-items:flex-start;
}
.assure-item:first-child{border-left:0;}
.assure-item svg{flex-shrink:0;color:var(--jade);margin-top:2px;}
.assure-item h4{font-size:15px;font-weight:700;margin-bottom:5px;}
.assure-item p{font-size:13px;color:var(--ink-3);line-height:1.7;}

/* ---------- 最新信息 CMS ---------- */
.news-layout{display:grid;grid-template-columns:minmax(0,3fr) minmax(0,9fr);gap:48px;align-items:start;}
.news-aside h2{font-size:30px;margin-bottom:16px;}
.news-aside p{font-size:15px;color:var(--ink-3);line-height:1.85;margin-bottom:22px;}
.tag-list{display:flex;flex-wrap:wrap;gap:10px;}
.tag{
  padding:6px 14px;border-radius:var(--r-pill);border:1px solid var(--line);
  font-size:13px;color:var(--ink-2);background:var(--white);
  transition:border-color .2s var(--ease),color .2s var(--ease);
}
.tag:hover{border-color:var(--jade);color:var(--jade-deep);}
.cms-list{display:grid;grid-template-columns:1fr 1fr;gap:24px;}
.cms-card{
  display:flex;gap:18px;padding:18px;
  background:var(--white);border:1px solid var(--line);border-radius:var(--r-m);
  box-shadow:var(--sh-1);
  transition:transform .22s var(--ease),box-shadow .22s var(--ease),border-color .22s var(--ease);
}
.cms-card:hover{transform:translateY(-2px);box-shadow:var(--sh-2);border-color:rgba(22,199,154,.45);}
.cms-thumb{flex:0 0 132px;border-radius:var(--r-s);overflow:hidden;background:var(--mist);}
.cms-thumb img{width:100%;height:100%;object-fit:cover;aspect-ratio:4/3;transition:transform .4s var(--ease);}
.cms-card:hover .cms-thumb img{transform:scale(1.03);}
.cms-body{display:flex;flex-direction:column;gap:8px;min-width:0;}
.cms-body h3{
  font-size:16px;line-height:1.5;
  display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;
  transition:color .2s var(--ease);
}
.cms-card:hover .cms-body h3{color:var(--jade-deep);}
.cms-body p{
  font-size:13px;color:var(--ink-3);line-height:1.7;
  display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;
}
.cms-meta{margin-top:auto;display:flex;align-items:center;gap:10px;font-size:12px;color:var(--ink-3);}
.cms-meta .dot{width:3px;height:3px;border-radius:50%;background:var(--line);}
.cms-empty{
  grid-column:1/-1;
  border:1px dashed var(--line);border-radius:var(--r-m);
  padding:56px 24px;text-align:center;color:var(--ink-3);background:var(--white);
}
.cms-empty svg{color:var(--jade);margin:0 auto 14px;}
.cms-empty p{font-size:14px;}

/* ---------- FAQ ---------- */
.faq-list{display:flex;flex-direction:column;gap:14px;max-width:900px;}
.faq-item{
  background:var(--white);border:1px solid var(--line);border-radius:8px;
  overflow:hidden;transition:border-color .22s var(--ease),box-shadow .22s var(--ease);
}
.faq-item:hover{border-color:rgba(22,199,154,.45);}
.faq-item.is-open{border-color:rgba(22,199,154,.6);box-shadow:var(--sh-1);}
.faq-q{
  width:100%;display:flex;align-items:center;justify-content:space-between;gap:18px;
  padding:20px 24px;text-align:left;font-size:16px;font-weight:600;color:var(--ink);
  border-left:3px solid transparent;transition:border-color .22s var(--ease),color .22s var(--ease);
}
.faq-item.is-open .faq-q{border-left-color:var(--jade);color:var(--jade-deep);}
.faq-sign{
  flex-shrink:0;width:22px;height:22px;position:relative;
}
.faq-sign::before,.faq-sign::after{
  content:"";position:absolute;left:50%;top:50%;background:var(--jade);
  transform:translate(-50%,-50%);border-radius:2px;transition:transform .22s var(--ease),opacity .22s var(--ease);
}
.faq-sign::before{width:13px;height:2px;}
.faq-sign::after{width:2px;height:13px;}
.faq-item.is-open .faq-sign::after{transform:translate(-50%,-50%) scaleY(0);opacity:0;}
.faq-a{max-height:0;overflow:hidden;transition:max-height .22s var(--ease);}
.faq-a-inner{padding:0 24px 22px;font-size:15px;line-height:1.85;color:var(--ink-2);}

/* ---------- CTA ---------- */
.cta-band{position:relative;overflow:hidden;background:var(--ink);color:#fff;}
.cta-band::before{
  content:"";position:absolute;inset:0;opacity:.05;
  background-image:linear-gradient(0deg,#fff 1px,transparent 1px),linear-gradient(90deg,#fff 1px,transparent 1px);
  background-size:56px 56px;
}
.cta-inner{
  position:relative;z-index:1;
  display:flex;align-items:center;justify-content:space-between;gap:48px;
  padding:72px 0;flex-wrap:wrap;
}
.cta-inner h2{font-size:clamp(24px,3vw,34px);margin-bottom:14px;}
.cta-inner p{font-size:15px;color:rgba(255,255,255,.68);max-width:44em;line-height:1.85;}
.cta-actions{display:flex;gap:14px;flex-wrap:wrap;}
.cta-note{position:relative;z-index:1;padding-bottom:36px;font-size:13px;color:rgba(255,255,255,.5);}

/* ---------- 页脚 ---------- */
.site-footer{background:var(--ink);color:#fff;padding:72px 0 0;}
.footer-grid{display:grid;grid-template-columns:1.6fr 1fr 1fr 1.2fr;gap:40px;padding-bottom:52px;}
.footer-brand{display:flex;align-items:center;gap:10px;margin-bottom:18px;}
.footer-brand .brand-mark{background:#fff;color:var(--ink);}
.footer-brand .brand-name{color:#fff;}
.footer-desc{font-size:14px;color:rgba(255,255,255,.6);line-height:1.85;max-width:34em;}
.footer-col h4{font-size:15px;color:#fff;margin-bottom:18px;font-weight:700;}
.footer-col ul{display:flex;flex-direction:column;gap:11px;}
.footer-col a{font-size:14px;color:rgba(255,255,255,.62);border-bottom:1px solid transparent;padding-bottom:2px;}
.footer-col a:hover{color:var(--jade);border-color:var(--jade);}
.footer-contact{font-size:14px;color:rgba(255,255,255,.62);line-height:1.9;}
.footer-contact strong{display:block;color:#fff;font-size:16px;margin-bottom:6px;}
.footer-bottom{
  border-top:1px solid rgba(255,255,255,.12);
  display:flex;align-items:center;justify-content:space-between;gap:18px;flex-wrap:wrap;
  padding:22px 0;font-size:13px;color:rgba(255,255,255,.5);
}
.footer-bottom a{color:rgba(255,255,255,.62);}
.footer-bottom a:hover{color:var(--jade);}
.to-top{
  position:fixed;right:24px;bottom:24px;z-index:120;
  width:46px;height:46px;border-radius:var(--r-pill);
  background:var(--ink);color:#fff;border:1px solid rgba(255,255,255,.16);
  display:flex;align-items:center;justify-content:center;
  opacity:0;visibility:hidden;transform:translateY(8px);
  transition:opacity .24s var(--ease),transform .24s var(--ease),visibility .24s var(--ease),background-color .2s var(--ease);
}
.to-top.is-show{opacity:1;visibility:visible;transform:translateY(0);}
.to-top:hover{background:var(--jade);color:var(--ink);}

/* ---------- 滚动进入 ---------- */
.reveal{opacity:0;transform:translateY(12px);transition:opacity .5s var(--ease),transform .5s var(--ease);}
.reveal.is-in{opacity:1;transform:none;}

/* ---------- 响应式 ---------- */
@media (max-width:1280px){
  .container{padding:0 24px;}
  .hero-grid{gap:40px;}
  .review-card{flex-basis:340px;}
}
@media (max-width:1024px){
  .section{padding:84px 0;}
  .nav-main{gap:20px;}
  .nav-link{font-size:14px;}
  .hero-grid{grid-template-columns:1fr;min-height:0;padding:56px 0 72px;}
  .hero h1{max-width:none;}
  .hero-visual>img{aspect-ratio:16/10;}
  .hero-card{left:16px;bottom:16px;position:static;width:100%;margin-top:20px;}
  .hot-grid{grid-template-columns:1fr;}
  .news-layout{grid-template-columns:1fr;gap:32px;}
  .footer-grid{grid-template-columns:1fr 1fr;gap:32px;}
}
@media (max-width:900px){
  .nav-main,.header-tools .nav-cta,.header-tools .icon-btn{display:none;}
  .burger{display:flex;}
  .assure-grid{grid-template-columns:1fr 1fr;}
  .assure-item:nth-child(3){border-left:0;}
  .assure-item{border-top:1px solid var(--line);}
  .assure-item:nth-child(1),.assure-item:nth-child(2){border-top:0;}
}
@media (max-width:768px){
  .section{padding:64px 0;}
  .section-head{margin-bottom:32px;gap:18px;}
  .hero-grid{padding:40px 0 56px;}
  .hero h1{font-size:clamp(28px,7vw,38px);}
  .hero-sub{font-size:16px;}
  .stat-row{grid-template-columns:repeat(3,1fr);gap:16px;}
  .stat-num{font-size:24px;}
  .hot-side{grid-template-columns:1fr;}
  .cms-list{grid-template-columns:1fr;}
  .review-card{flex-basis:min(84vw,320px);padding:24px;}
  .cta-inner{padding:56px 0;flex-direction:column;align-items:flex-start;}
  .faq-q{font-size:15px;padding:18px 18px;}
  .faq-a-inner{padding:0 18px 18px;}
}
@media (max-width:520px){
  .container{padding:0 16px;}
  .header-inner{height:56px;gap:12px;}
  .brand-name{font-size:16px;}
  .brand-mark{width:30px;height:30px;font-size:15px;}
  .assure-grid{grid-template-columns:1fr;}
  .assure-item{border-left:0;border-top:1px solid var(--line);padding:24px 18px;}
  .assure-item:first-child{border-top:0;}
  .g c-foot{padding-top:12px;}
  .gc-foot{flex-wrap:wrap;}
  .footer-grid{grid-template-columns:1fr;gap:28px;}
  .stat-row{grid-template-columns:1fr 1fr;}
  .cms-card{flex-direction:column;}
  .cms-thumb{flex:none;}
  .cms-thumb img{aspect-ratio:16/9;}
  .btn{width:100%;}
  .hero-actions .btn{width:auto;flex:1 1 auto;}
}
@media (prefers-reduced-motion: reduce){
  *,*::before,*::after{animation-duration:.001ms !important;animation-iteration-count:1 !important;transition-duration:.001ms !important;scroll-behavior:auto !important;}
  .reveal{opacity:1;transform:none;}
}

/* roulang page: category1 */
:root{
  --ink:#0B0D0C;
  --jade:#16C79A;
  --jade-deep:#0E9C79;
  --jade-soft:#E6F7F2;
  --orange:#FF5C35;
  --orange-deep:#E64A24;
  --paper:#F7F6F2;
  --mist:#EFEFEA;
  --white:#FFFFFF;
  --text-2:#3D403C;
  --text-3:#777A74;
  --line:#E5E3DC;
  --danger:#D64545;
  --r-xs:6px;
  --r-sm:8px;
  --r-md:10px;
  --r-lg:16px;
  --r-pill:999px;
  --sh-1:0 1px 2px rgba(11,13,12,.04);
  --sh-2:0 12px 30px rgba(11,13,12,.08);
  --sh-3:0 24px 60px rgba(11,13,12,.12);
  --ease:cubic-bezier(.2,.7,.2,1);
  --font-cn:"Noto Sans SC","Source Han Sans SC","PingFang SC","Microsoft YaHei",sans-serif;
  --font-num:"Inter","DIN Alternate",system-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;
  letter-spacing:.01em;
  color:var(--ink);
  background:var(--paper);
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block;}
a{color:inherit;text-decoration:none;}
button,input,select,textarea{font:inherit;color:inherit;}
button{background:none;border:0;cursor:pointer;}
h1,h2,h3,h4{margin:0;font-weight:800;letter-spacing:-.02em;line-height:1.2;}
p{margin:0;}
ul{margin:0;padding:0;list-style:none;}
:focus-visible{outline:2px solid var(--jade);outline-offset:2px;}
.container{width:100%;max-width:1280px;margin:0 auto;padding:0 24px;}
.section{padding:96px 0;}
.section-tight{padding:64px 0;}
.section-mist{background:var(--mist);}
.section-ink{background:var(--ink);color:#fff;}
.eyebrow{
  display:inline-flex;align-items:center;gap:8px;
  font-size:13px;font-weight:600;letter-spacing:.14em;color:var(--jade-deep);
  text-transform:uppercase;
}
.eyebrow::before{content:"";width:22px;height:1px;background:var(--jade);display:inline-block;}
.sec-head{display:flex;align-items:flex-end;justify-content:space-between;gap:24px;margin-bottom:40px;flex-wrap:wrap;}
.sec-head h2{font-size:32px;line-height:1.25;}
.sec-head p{margin-top:10px;color:var(--text-3);font-size:15px;max-width:620px;}
.link-more{font-size:14px;font-weight:600;color:var(--ink);border-bottom:1px solid var(--line);padding-bottom:4px;transition:color .2s var(--ease),border-color .2s var(--ease);}
.link-more:hover{color:var(--jade);border-color:var(--jade);}

/* ---------- 按钮 ---------- */
.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;height:46px;padding:0 24px;border-radius:var(--r-xs);font-size:15px;font-weight:600;transition:transform .2s var(--ease),background-color .2s var(--ease),color .2s var(--ease),border-color .2s var(--ease),box-shadow .2s var(--ease);}
.btn-primary{background:var(--orange);color:#fff;box-shadow:var(--sh-1);}
.btn-primary:hover{background:var(--orange-deep);transform:translateY(-2px);box-shadow:var(--sh-2);}
.btn-primary:active{transform:translateY(0);}
.btn-outline{border:1px solid var(--ink);color:var(--ink);background:transparent;}
.btn-outline:hover{background:var(--ink);color:#fff;transform:translateY(-2px);}
.btn-pill{border-radius:var(--r-pill);height:40px;padding:0 18px;font-size:14px;border:1px solid var(--line);background:var(--white);}
.btn-pill:hover{border-color:var(--jade);color:var(--jade-deep);}
.btn-add{height:36px;padding:0 16px;font-size:13px;border-radius:var(--r-xs);background:var(--orange);color:#fff;font-weight:600;display:inline-flex;align-items:center;transition:background-color .2s var(--ease),transform .2s var(--ease);}
.btn-add:hover{background:var(--orange-deep);transform:translateY(-1px);}
.btn-add.is-added{background:var(--jade);}
.btn-text{font-size:14px;font-weight:600;color:var(--ink);border-bottom:1px solid var(--line);padding-bottom:3px;transition:color .2s var(--ease),border-color .2s var(--ease);}
.btn-text:hover{color:var(--jade);border-color:var(--jade);}
.icon-btn{width:40px;height:40px;border-radius:var(--r-pill);border:1px solid var(--line);display:inline-flex;align-items:center;justify-content:center;background:var(--white);transition:border-color .2s var(--ease),color .2s var(--ease);}
.icon-btn:hover{border-color:var(--jade);color:var(--jade-deep);}
.icon-btn svg{width:18px;height:18px;}

/* ---------- 顶部导航 ---------- */
.site-header{position:sticky;top:0;z-index:60;background:var(--paper);border-bottom:1px solid var(--line);}
.header-inner{height:72px;display:flex;align-items:center;gap:24px;}
.brand{display:flex;align-items:center;gap:10px;flex-shrink:0;}
.brand-mark{
  width:34px;height:34px;border-radius:9px;background:var(--ink);color:var(--jade);
  display:flex;align-items:center;justify-content:center;font-weight:800;font-size:16px;
}
.brand-name{font-size:17px;font-weight:800;letter-spacing:-.01em;white-space:nowrap;}
.nav-main{display:flex;align-items:center;gap:26px;margin:0 auto;}
.nav-link{position:relative;font-size:15px;font-weight:600;color:var(--ink);padding:6px 0;transition:color .2s var(--ease);}
.nav-link:hover{color:var(--jade-deep);}
.nav-link.active{color:var(--ink);}
.nav-link.active::after{content:"";position:absolute;left:0;right:0;bottom:-10px;height:2px;background:var(--jade);border-radius:2px;}
.nav-actions{display:flex;align-items:center;gap:10px;flex-shrink:0;}
.burger{display:none;width:40px;height:40px;border-radius:var(--r-xs);border:1px solid var(--line);align-items:center;justify-content:center;}
.burger span{display:block;width:18px;height:2px;background:var(--ink);position:relative;transition:background .2s var(--ease);}
.burger span::before,.burger span::after{content:"";position:absolute;left:0;width:18px;height:2px;background:var(--ink);transition:transform .2s var(--ease);}
.burger span::before{top:-6px;}
.burger span::after{top:6px;}

/* ---------- 抽屉 ---------- */
.drawer-mask{position:fixed;inset:0;background:rgba(11,13,12,.5);opacity:0;visibility:hidden;transition:opacity .25s var(--ease),visibility .25s var(--ease);z-index:80;}
.drawer-mask.open{opacity:1;visibility:visible;}
.drawer{position:fixed;top:0;right:0;bottom:0;width:min(84vw,360px);background:var(--ink);color:#fff;z-index:90;transform:translateX(100%);transition:transform .3s var(--ease);display:flex;flex-direction:column;padding:20px 22px 28px;overflow-y:auto;}
.drawer.open{transform:translateX(0);}
.drawer-head{display:flex;align-items:center;justify-content:space-between;margin-bottom:26px;}
.drawer-head .brand-name{color:#fff;}
.drawer-head .brand-mark{background:#fff;color:var(--ink);}
.drawer-close{width:38px;height:38px;border-radius:var(--r-pill);border:1px solid rgba(255,255,255,.2);color:#fff;display:flex;align-items:center;justify-content:center;}
.drawer-nav{display:flex;flex-direction:column;gap:2px;margin-bottom:26px;}
.drawer-nav a{padding:13px 4px;font-size:16px;font-weight:600;color:rgba(255,255,255,.82);border-bottom:1px solid rgba(255,255,255,.12);transition:color .2s var(--ease);}
.drawer-nav a.active,.drawer-nav a:hover{color:var(--jade);}
.drawer-actions{display:flex;flex-direction:column;gap:12px;margin-top:auto;}

/* ---------- 面包屑 ---------- */
.breadcrumb{display:flex;align-items:center;gap:10px;font-size:13px;color:var(--text-3);flex-wrap:wrap;}
.breadcrumb a{color:var(--text-3);transition:color .2s var(--ease);}
.breadcrumb a:hover{color:var(--jade-deep);}
.breadcrumb .sep{width:14px;height:1px;background:var(--line);display:inline-block;}
.breadcrumb .current{color:var(--jade-deep);font-weight:600;}

/* ---------- 分类 Hero ---------- */
.page-hero{position:relative;overflow:hidden;border-bottom:1px solid var(--line);background:var(--paper);}
.page-hero-bg{position:absolute;inset:0;background-image:url('/assets/images/backpic/back-1.png');background-size:cover;background-position:center right;opacity:.5;}
.page-hero-bg::after{content:"";position:absolute;inset:0;background:linear-gradient(100deg,var(--paper) 8%,rgba(247,246,242,.86) 46%,rgba(247,246,242,.35) 100%);}
.page-hero-inner{position:relative;padding:56px 0 64px;display:grid;grid-template-columns:minmax(0,1.15fr) minmax(0,.85fr);gap:48px;align-items:center;}
.chip-num{display:inline-flex;align-items:center;gap:8px;height:28px;padding:0 12px;border:1px solid var(--line);border-radius:var(--r-pill);font-size:12px;font-weight:600;letter-spacing:.1em;color:var(--text-2);background:rgba(255,255,255,.7);}
.chip-num b{font-family:var(--font-num);color:var(--jade-deep);}
.page-hero h1{font-size:48px;line-height:1.1;margin:18px 0 16px;}
.page-hero h1 em{font-style:normal;color:var(--jade-deep);}
.hero-sub{font-size:17px;line-height:1.8;color:var(--text-2);max-width:560px;}
.hero-stats{display:grid;grid-template-columns:repeat(3,1fr);gap:20px;margin-top:32px;padding-top:24px;border-top:1px solid var(--line);max-width:560px;}
.hero-stat b{display:block;font-family:var(--font-num);font-size:28px;font-weight:800;letter-spacing:-.02em;}
.hero-stat span{display:block;font-size:13px;color:var(--text-3);margin-top:2px;}
.hero-visual{position:relative;}
.hero-visual img{border-radius:var(--r-lg);box-shadow:var(--sh-3);object-fit:cover;width:100%;aspect-ratio:4/3;}
.hero-float{position:absolute;left:-18px;bottom:26px;background:var(--white);border:1px solid var(--line);border-radius:var(--r-md);box-shadow:var(--sh-2);padding:14px 16px;min-width:180px;}
.hero-float strong{display:block;font-size:14px;font-weight:700;}
.hero-float span{display:block;font-size:12px;color:var(--text-3);margin-top:3px;}

/* ---------- 主内容：左筛选 + 右卡片 ---------- */
.cat-layout{display:grid;grid-template-columns:264px minmax(0,1fr);gap:40px;align-items:start;}
.sidebar{position:sticky;top:96px;display:flex;flex-direction:column;gap:22px;}
.side-card{background:var(--white);border:1px solid var(--line);border-radius:var(--r-md);padding:20px;box-shadow:var(--sh-1);}
.side-card h3{font-size:15px;font-weight:700;margin-bottom:14px;letter-spacing:0;}
.filter-list{display:flex;flex-direction:column;gap:4px;}
.filter-btn{display:flex;align-items:center;justify-content:space-between;width:100%;padding:10px 12px;border-radius:var(--r-xs);font-size:14px;font-weight:600;color:var(--text-2);text-align:left;transition:background-color .2s var(--ease),color .2s var(--ease);}
.filter-btn:hover{background:var(--mist);color:var(--ink);}
.filter-btn.active{background:var(--jade-soft);color:var(--jade-deep);}
.filter-btn em{font-style:normal;font-family:var(--font-num);font-size:12px;color:var(--text-3);}
.filter-btn.active em{color:var(--jade-deep);}
.side-links{display:flex;flex-direction:column;gap:10px;}
.side-links a{font-size:14px;color:var(--text-2);display:flex;align-items:center;gap:8px;transition:color .2s var(--ease);}
.side-links a::before{content:"";width:5px;height:5px;border-radius:50%;background:var(--jade);flex-shrink:0;}
.side-links a:hover{color:var(--jade-deep);}
.side-note{font-size:13px;line-height:1.8;color:var(--text-3);}
.side-note strong{color:var(--ink);display:block;margin-bottom:6px;font-size:14px;}

.grid-cards{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:24px;}
.card{background:var(--white);border:1px solid var(--line);border-radius:var(--r-md);box-shadow:var(--sh-1);overflow:hidden;display:flex;flex-direction:column;transition:transform .24s var(--ease),box-shadow .24s var(--ease),border-color .24s var(--ease);}
.card:hover{transform:translateY(-4px);box-shadow:var(--sh-2);border-color:rgba(22,199,154,.3);}
.card-media{position:relative;overflow:hidden;background:var(--mist);}
.card-media img{width:100%;aspect-ratio:4/3;object-fit:cover;transition:transform .4s var(--ease);}
.card:hover .card-media img{transform:scale(1.03);}
.card-tag{position:absolute;top:12px;left:12px;background:rgba(11,13,12,.82);color:#fff;font-size:12px;font-weight:600;padding:5px 11px;border-radius:var(--r-pill);backdrop-filter:none;}
.card-body{padding:20px;display:flex;flex-direction:column;gap:10px;flex:1;}
.card-body h3{font-size:19px;line-height:1.35;}
.card-body p{font-size:14px;line-height:1.7;color:var(--text-3);display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;}
.card-meta{display:flex;align-items:center;gap:10px;font-size:12px;color:var(--text-3);}
.card-meta .dot{width:3px;height:3px;border-radius:50%;background:var(--line);}
.card-foot{display:flex;align-items:center;justify-content:space-between;gap:12px;margin-top:auto;padding-top:12px;border-top:1px solid var(--line);}
.card-tags{display:flex;gap:6px;flex-wrap:wrap;}
.tag{font-size:12px;font-weight:600;padding:4px 10px;border-radius:var(--r-pill);background:var(--jade-soft);color:var(--jade-deep);}
.tag-dark{background:var(--ink);color:#fff;}
.empty-state{display:none;border:1px dashed var(--line);border-radius:var(--r-md);padding:56px 20px;text-align:center;color:var(--text-3);font-size:14px;}
.empty-state.show{display:block;}

/* ---------- 保障条 ---------- */
.assure{display:grid;grid-template-columns:repeat(4,1fr);background:var(--mist);border-top:1px solid var(--line);border-bottom:1px solid var(--line);}
.assure-item{padding:30px 24px;border-right:1px solid var(--line);}
.assure-item:last-child{border-right:0;}
.assure-item svg{width:22px;height:22px;color:var(--jade);margin-bottom:12px;}
.assure-item h3{font-size:15px;font-weight:700;margin-bottom:6px;}
.assure-item p{font-size:13px;line-height:1.7;color:var(--text-3);}

/* ---------- FAQ ---------- */
.faq-wrap{max-width:880px;margin:0 auto;display:flex;flex-direction:column;gap:12px;}
.faq-item{background:var(--white);border:1px solid var(--line);border-radius:var(--r-sm);overflow:hidden;transition:border-color .2s var(--ease);}
.faq-item.open{border-color:rgba(22,199,154,.35);}
.faq-q{width:100%;display:flex;align-items:center;justify-content:space-between;gap:16px;padding:18px 20px;font-size:17px;font-weight:600;text-align:left;position:relative;}
.faq-item.open .faq-q::before{content:"";position:absolute;left:0;top:12px;bottom:12px;width:3px;background:var(--jade);border-radius:2px;}
.faq-icon{position:relative;width:16px;height:16px;flex-shrink:0;}
.faq-icon::before,.faq-icon::after{content:"";position:absolute;background:var(--jade);border-radius:2px;transition:transform .22s var(--ease),opacity .22s var(--ease);}
.faq-icon::before{left:0;top:7px;width:16px;height:2px;}
.faq-icon::after{left:7px;top:0;width:2px;height:16px;}
.faq-item.open .faq-icon::after{transform:rotate(90deg);opacity:0;}
.faq-a{max-height:0;overflow:hidden;transition:max-height .22s var(--ease);}
.faq-a p{padding:0 20px 20px;font-size:15px;line-height:1.85;color:var(--text-2);}

/* ---------- CTA ---------- */
.cta-band{background:var(--white);border:1px solid var(--line);border-radius:var(--r-lg);padding:40px;display:grid;grid-template-columns:minmax(0,1.4fr) minmax(0,1fr);gap:32px;align-items:center;box-shadow:var(--sh-1);}
.cta-band h2{font-size:28px;line-height:1.3;}
.cta-band p{margin-top:12px;font-size:15px;color:var(--text-3);line-height:1.8;}
.cta-actions{display:flex;gap:12px;flex-wrap:wrap;justify-content:flex-end;}
.cta-note{font-size:13px;color:var(--text-3);margin-top:14px;text-align:right;}

/* ---------- 页脚 ---------- */
.site-footer{background:var(--ink);color:#fff;padding:72px 0 28px;margin-top:0;}
.footer-grid{display:grid;grid-template-columns:1.6fr 1fr 1fr 1.2fr;gap:40px;padding-bottom:44px;border-bottom:1px solid rgba(255,255,255,.12);}
.footer-brand{display:flex;align-items:center;gap:10px;margin-bottom:16px;}
.footer-brand .brand-mark{background:#fff;color:var(--ink);}
.footer-brand .brand-name{color:#fff;}
.footer-desc{font-size:14px;line-height:1.85;color:rgba(255,255,255,.66);max-width:340px;}
.footer-col h4{font-size:15px;font-weight:700;margin-bottom:16px;color:#fff;}
.footer-col ul{display:flex;flex-direction:column;gap:11px;}
.footer-col a{font-size:14px;color:rgba(255,255,255,.66);transition:color .2s var(--ease);}
.footer-col a:hover{color:var(--jade);text-decoration:underline;text-underline-offset:4px;}
.footer-contact{font-size:14px;line-height:1.85;color:rgba(255,255,255,.66);}
.footer-contact strong{display:block;color:#fff;margin-bottom:6px;font-size:15px;}
.footer-bottom{display:flex;align-items:center;justify-content:space-between;gap:16px;padding-top:24px;font-size:13px;color:rgba(255,255,255,.52);flex-wrap:wrap;}
.footer-bottom a{color:rgba(255,255,255,.72);transition:color .2s var(--ease);}
.footer-bottom a:hover{color:var(--jade);}
.back-top{position:fixed;right:22px;bottom:26px;width:44px;height:44px;border-radius:var(--r-pill);background:var(--ink);color:#fff;display:flex;align-items:center;justify-content:center;box-shadow:var(--sh-2);opacity:0;visibility:hidden;transform:translateY(10px);transition:opacity .25s var(--ease),transform .25s var(--ease),visibility .25s var(--ease);z-index:50;}
.back-top.show{opacity:1;visibility:visible;transform:translateY(0);}
.back-top:hover{background:var(--jade-deep);}

/* ---------- 动效 ---------- */
.reveal{opacity:0;transform:translateY(12px);transition:opacity .5s var(--ease),transform .5s var(--ease);}
.reveal.in{opacity:1;transform:none;}
@media (prefers-reduced-motion:reduce){
  *{animation:none !important;transition:none !important;}
  .reveal{opacity:1;transform:none;}
  html{scroll-behavior:auto;}
}

/* ---------- 响应式 ---------- */
@media (max-width:1024px){
  .nav-main,.nav-actions .btn-pill,.nav-actions .btn-primary{display:none;}
  .burger{display:flex;}
  .header-inner{height:64px;}
  .page-hero-inner{grid-template-columns:1fr;gap:32px;padding:40px 0 52px;}
  .page-hero h1{font-size:38px;}
  .cat-layout{grid-template-columns:1fr;gap:28px;}
  .sidebar{position:static;}
  .filter-list{flex-direction:row;flex-wrap:wrap;gap:8px;}
  .filter-btn{width:auto;border:1px solid var(--line);border-radius:var(--r-pill);padding:8px 14px;}
  .filter-btn em{display:none;}
  .assure{grid-template-columns:repeat(2,1fr);}
  .assure-item:nth-child(2){border-right:0;}
  .assure-item:nth-child(1),.assure-item:nth-child(2){border-bottom:1px solid var(--line);}
  .cta-band{grid-template-columns:1fr;padding:32px;}
  .cta-actions{justify-content:flex-start;}
  .cta-note{text-align:left;}
  .footer-grid{grid-template-columns:repeat(2,1fr);gap:32px;}
}
@media (max-width:768px){
  .container{padding:0 16px;}
  .section{padding:64px 0;}
  .section-tight{padding:48px 0;}
  .sec-head{margin-bottom:28px;}
  .sec-head h2{font-size:26px;}
  .page-hero h1{font-size:30px;}
  .hero-sub{font-size:15px;}
  .hero-stats{grid-template-columns:1fr 1fr 1fr;gap:12px;}
  .hero-stat b{font-size:22px;}
  .grid-cards{grid-template-columns:1fr;gap:20px;}
  .hero-visual img{aspect-ratio:16/10;}
  .hero-float{left:12px;bottom:-14px;}
  .cta-band h2{font-size:23px;}
  .site-footer{padding:56px 0 24px;}
  .footer-grid{padding-bottom:32px;}
}
@media (max-width:520px){
  .page-hero-inner{padding:28px 0 44px;}
  .hero-stats{grid-template-columns:1fr;gap:14px;padding-top:18px;}
  .assure{grid-template-columns:1fr;}
  .assure-item{border-right:0;border-bottom:1px solid var(--line);}
  .assure-item:last-child{border-bottom:0;}
  .footer-grid{grid-template-columns:1fr;gap:28px;}
  .btn{width:100%;}
  .cta-actions .btn{width:100%;}
  .btn-add{width:auto;}
  .faq-q{font-size:15px;padding:16px;}
}

/* roulang page: article */
:root{
  --ink:#0B0D0C;
  --ink-2:#3D403C;
  --ink-3:#777A74;
  --jade:#16C79A;
  --jade-soft:#E4F7F1;
  --jade-deep:#0E8E6E;
  --orange:#FF5C35;
  --orange-dark:#E64A24;
  --paper:#F7F6F2;
  --mist:#EFEFEA;
  --white:#FFFFFF;
  --line:#E5E3DC;
  --err:#D64545;
  --r-s:6px;
  --r-m:10px;
  --r-l:16px;
  --r-pill:999px;
  --sh1:0 1px 2px rgba(11,13,12,.04);
  --sh2:0 12px 30px rgba(11,13,12,.08);
  --sh3:0 24px 60px rgba(11,13,12,.12);
  --ease:cubic-bezier(.2,.7,.2,1);
  --ff:"Noto Sans SC","Source Han Sans SC","PingFang SC","Hiragino Sans GB","Microsoft YaHei",system-ui,-apple-system,sans-serif;
}
*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%}
body{
  margin:0;
  background:var(--paper);
  color:var(--ink);
  font-family:var(--ff);
  font-size:16px;
  line-height:1.8;
  letter-spacing:.01em;
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block;height:auto}
a{color:inherit;text-decoration:none}
button,input,textarea,select{font:inherit;color:inherit}
button{cursor:pointer;background:none;border:0}
ul,ol{margin:0;padding:0}
h1,h2,h3,h4,p{margin:0}
:focus-visible{outline:2px solid var(--jade);outline-offset:2px;border-radius:4px}
body.no-scroll{overflow:hidden}
.container{width:100%;max-width:1280px;margin:0 auto;padding:0 24px}

/* ---------- 顶部进度条 ---------- */
.progress-bar{position:fixed;top:0;left:0;height:3px;width:0;z-index:90;
  background:linear-gradient(90deg,var(--jade),var(--orange));transition:width .1s linear}

/* ---------- 导航 ---------- */
.site-header{position:sticky;top:0;z-index:60;background:var(--paper);border-bottom:1px solid var(--line)}
.header-inner{height:72px;display:flex;align-items:center;gap:26px}
.brand{display:flex;align-items:center;gap:10px;font-size:18px;font-weight:800;letter-spacing:-.02em;color:var(--ink);flex:0 0 auto}
.brand-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:3px;width:22px;height:22px;flex:0 0 auto}
.brand-grid span{display:block;border-radius:2px;background:var(--jade)}
.brand-grid span:nth-child(5){background:var(--orange)}
.nav-main{display:flex;align-items:center;gap:24px;margin-left:6px}
.nav-link{position:relative;font-size:15px;font-weight:600;color:var(--ink-2);padding:24px 0 22px;transition:color .2s var(--ease)}
.nav-link::after{content:"";position:absolute;left:0;right:0;bottom:14px;height:2px;background:var(--jade);
  transform:scaleX(0);transform-origin:left;transition:transform .22s var(--ease)}
.nav-link:hover{color:var(--jade-deep)}
.nav-link:hover::after{transform:scaleX(1)}
.nav-link.active{color:var(--ink)}
.nav-link.active::after{transform:scaleX(1)}
.header-actions{margin-left:auto;display:flex;align-items:center;gap:12px}
.icon-btn{width:38px;height:38px;border-radius:var(--r-pill);border:1px solid var(--line);background:var(--white);
  display:grid;place-items:center;color:var(--ink-2);transition:border-color .2s var(--ease),color .2s var(--ease),transform .2s var(--ease)}
.icon-btn:hover{border-color:rgba(22,199,154,.5);color:var(--jade-deep);transform:translateY(-1px)}
.hamburger{display:none;width:40px;height:40px;border-radius:var(--r-s);border:1px solid var(--line);background:var(--white);
  place-items:center;color:var(--ink)}
.hamburger span{display:block;width:18px;height:2px;background:var(--ink);border-radius:2px;margin:3px auto}

/* ---------- 按钮 ---------- */
.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;height:46px;padding:0 24px;
  border-radius:var(--r-s);font-size:15px;font-weight:600;letter-spacing:.01em;border:1px solid transparent;
  transition:background .2s var(--ease),color .2s var(--ease),border-color .2s var(--ease),transform .2s var(--ease),box-shadow .2s var(--ease);white-space:nowrap}
.btn-primary{background:var(--orange);color:#fff;border-color:var(--orange)}
.btn-primary:hover{background:var(--orange-dark);border-color:var(--orange-dark);transform:translateY(-2px);box-shadow:var(--sh2)}
.btn-primary:active{transform:translateY(0);box-shadow:var(--sh1)}
.btn-ghost{background:transparent;color:var(--ink);border-color:var(--ink)}
.btn-ghost:hover{background:var(--ink);color:#fff;transform:translateY(-2px)}
.btn-pill{border-radius:var(--r-pill)}
.btn-sm{height:38px;padding:0 18px;font-size:14px}
.btn-lg{height:48px;padding:0 28px}
.btn-outline-light{background:transparent;color:#fff;border-color:rgba(255,255,255,.42)}
.btn-outline-light:hover{border-color:#fff;background:rgba(255,255,255,.08)}
.btn-light{background:#fff;color:var(--ink);border-color:#fff}
.btn-light:hover{transform:translateY(-2px);box-shadow:0 12px 30px rgba(0,0,0,.28)}
.link-more{font-size:14px;font-weight:600;color:var(--ink-2);border-bottom:1px solid var(--line);padding-bottom:3px;transition:color .2s var(--ease),border-color .2s var(--ease)}
.link-more:hover{color:var(--jade-deep);border-color:var(--jade-deep)}

/* ---------- 移动抽屉 ---------- */
.drawer-mask{position:fixed;inset:0;background:rgba(11,13,12,.45);opacity:0;visibility:hidden;transition:opacity .3s var(--ease),visibility .3s var(--ease);z-index:70}
.drawer-mask.open{opacity:1;visibility:visible}
.mobile-drawer{position:fixed;top:0;right:0;bottom:0;width:min(88vw,380px);background:var(--ink);color:#fff;z-index:80;
  padding:22px 22px 30px;transform:translateX(100%);transition:transform .3s var(--ease);overflow-y:auto;display:flex;flex-direction:column;gap:6px}
.mobile-drawer.open{transform:translateX(0)}
.drawer-top{display:flex;align-items:center;justify-content:space-between;margin-bottom:14px}
.drawer-brand{display:flex;align-items:center;gap:10px;font-size:17px;font-weight:800;color:#fff}
.drawer-close{width:38px;height:38px;border-radius:var(--r-pill);border:1px solid rgba(255,255,255,.24);color:#fff;display:grid;place-items:center;font-size:18px}
.drawer-close:hover{background:rgba(255,255,255,.1)}
.drawer-link{display:block;padding:14px 0;border-bottom:1px solid rgba(255,255,255,.12);font-size:16px;font-weight:600;color:rgba(255,255,255,.86)}
.drawer-link:hover{color:var(--jade)}
.drawer-link.active{color:var(--jade)}
.drawer-foot{margin-top:22px;display:flex;flex-direction:column;gap:12px}

/* ---------- 文章头部 ---------- */
.article-head{padding:52px 0 0}
.breadcrumb{display:flex;flex-wrap:wrap;align-items:center;gap:8px;font-size:13px;color:var(--ink-3);line-height:1.6}
.breadcrumb a{color:var(--ink-3);transition:color .2s var(--ease)}
.breadcrumb a:hover{color:var(--jade-deep)}
.breadcrumb .sep{color:#C9C7BF}
.breadcrumb .current{color:var(--jade-deep);font-weight:600}
.article-title{font-size:clamp(26px,4vw,42px);line-height:1.22;letter-spacing:-.02em;font-weight:800;max-width:900px;margin:20px 0 0}
.article-meta{display:flex;flex-wrap:wrap;align-items:center;gap:10px;margin-top:18px;font-size:13px;color:var(--ink-3)}
.article-meta a{color:var(--ink-2);border-bottom:1px solid var(--line);transition:color .2s var(--ease),border-color .2s var(--ease)}
.article-meta a:hover{color:var(--jade-deep);border-color:var(--jade)}
.meta-divider{width:1px;height:12px;background:var(--line);display:inline-block}

/* ---------- 封面 ---------- */
.article-cover{margin-top:34px;border-radius:var(--r-l);overflow:hidden;border:1px solid var(--line);box-shadow:var(--sh2);background:var(--white)}
.article-cover img{width:100%;aspect-ratio:16/9;object-fit:cover;transition:transform .5s var(--ease)}
.article-cover:hover img{transform:scale(1.02)}
.cover-caption{padding:12px 18px;font-size:12.5px;color:var(--ink-3);border-top:1px solid var(--line);background:var(--white)}

/* ---------- 正文布局 ---------- */
.article-layout{display:grid;grid-template-columns:minmax(0,1fr) 240px;gap:56px;align-items:start;margin-top:46px}
.article-body{max-width:780px;font-size:17px;line-height:1.88;color:var(--ink-2);word-break:break-word}
.article-body p{margin:0 0 1.2em}
.article-body h2{font-size:26px;line-height:1.4;font-weight:800;letter-spacing:-.01em;color:var(--ink);
  margin:44px 0 16px;padding-left:14px;border-left:4px solid var(--jade)}
.article-body h3{font-size:20px;line-height:1.5;font-weight:700;color:var(--ink);margin:32px 0 12px}
.article-body h4{font-size:17px;font-weight:700;color:var(--ink);margin:24px 0 10px}
.article-body ul,.article-body ol{margin:0 0 1.2em;padding-left:22px}
.article-body li{margin:6px 0;line-height:1.85}
.article-body blockquote{margin:24px 0;background:#F0EFEA;border-left:3px solid var(--jade);
  border-radius:0 var(--r-s) var(--r-s) 0;padding:18px 22px;color:var(--ink-2)}
.article-body blockquote p:last-child{margin-bottom:0}
.article-body img{border-radius:var(--r-s);margin:14px 0}
.article-body a{color:var(--ink);border-bottom:1px solid var(--ink);transition:color .2s var(--ease),border-color .2s var(--ease)}
.article-body a:hover{color:var(--jade-deep);border-color:var(--jade-deep)}
.article-body hr{border:0;border-top:1px solid var(--line);margin:36px 0}
.article-body code{background:var(--mist);border-radius:4px;padding:2px 6px;font-size:14.5px}
.article-body table{width:100%;border-collapse:collapse;margin:20px 0;font-size:15px}
.article-body th{background:var(--ink);color:#fff;text-align:left;padding:12px 14px;font-weight:600}
.article-body td{border-bottom:1px solid var(--line);padding:12px 14px}
.article-body tbody tr:hover{background:var(--jade-soft)}

/* ---------- 侧栏目录 ---------- */
.article-aside{position:relative}
.toc-card{position:sticky;top:96px;background:var(--white);border:1px solid var(--line);border-radius:var(--r-m);
  padding:20px 18px;box-shadow:var(--sh1)}
.toc-title{font-size:13px;font-weight:700;letter-spacing:.06em;color:var(--ink-3);margin-bottom:12px}
.toc-nav{display:flex;flex-direction:column;gap:2px;max-height:58vh;overflow:auto}
.toc-link{font-size:13.5px;line-height:1.6;color:var(--ink-3);padding:6px 10px;border-left:2px solid transparent;
  border-radius:0 var(--r-s) var(--r-s) 0;transition:color .2s var(--ease),background .2s var(--ease),border-color .2s var(--ease)}
.toc-link:hover{color:var(--jade-deep);background:var(--jade-soft)}
.toc-link.active{color:var(--jade-deep);border-left-color:var(--jade);background:var(--jade-soft);font-weight:600}
.toc-link.lv3{padding-left:22px;font-size:13px}

/* ---------- 标签 / 空态 ---------- */
.tag-row{display:flex;flex-wrap:wrap;gap:10px;margin-top:40px}
.tag{display:inline-flex;align-items:center;height:28px;padding:0 13px;border-radius:var(--r-pill);
  background:var(--jade-soft);color:var(--jade-deep);font-size:12.5px;font-weight:600;border:1px solid rgba(22,199,154,.25)}
.cms-empty{border:1px dashed var(--line);border-radius:var(--r-m);background:var(--white);padding:56px 24px;text-align:center}
.cms-empty svg{color:var(--jade);margin:0 auto 14px}
.cms-empty h2{font-size:20px;font-weight:700;color:var(--ink);margin:0 0 8px;padding:0;border:0}
.cms-empty p{color:var(--ink-3);font-size:15px;margin:0 0 22px}

/* ---------- 推荐卡片 ---------- */
.related{margin-top:76px;padding-top:48px;border-top:1px solid var(--line)}
.section-head{display:flex;align-items:flex-end;justify-content:space-between;gap:20px;flex-wrap:wrap;margin-bottom:28px}
.section-title{font-size:26px;font-weight:800;letter-spacing:-.02em;line-height:1.3}
.section-sub{font-size:14px;color:var(--ink-3);margin-top:6px}
.related-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:22px}
.card{display:flex;flex-direction:column;background:var(--white);border:1px solid var(--line);border-radius:var(--r-m);
  overflow:hidden;box-shadow:var(--sh1);transition:transform .22s var(--ease),box-shadow .22s var(--ease),border-color .22s var(--ease)}
.card:hover{transform:translateY(-4px);box-shadow:var(--sh2);border-color:rgba(22,199,154,.3)}
.card-media{position:relative;overflow:hidden}
.card-media img{width:100%;aspect-ratio:16/10;object-fit:cover;transition:transform .4s var(--ease)}
.card:hover .card-media img{transform:scale(1.03)}
.card-badge{position:absolute;left:12px;top:12px;height:24px;display:inline-flex;align-items:center;padding:0 10px;
  border-radius:var(--r-pill);background:rgba(11,13,12,.82);color:#fff;font-size:12px;font-weight:600}
.card-body{padding:20px;display:flex;flex-direction:column;gap:8px;flex:1}
.card-title{font-size:18px;font-weight:700;line-height:1.45;color:var(--ink);transition:color .2s var(--ease)}
.card:hover .card-title{color:var(--jade-deep)}
.card-text{font-size:14px;line-height:1.75;color:var(--ink-3)}
.card-foot{margin-top:auto;padding:0 20px 20px;display:flex;align-items:center;justify-content:space-between;gap:12px}
.card-foot span{font-size:12.5px;color:var(--ink-3)}

/* ---------- 底部 CTA ---------- */
.cta-band{position:relative;margin-top:96px;background:var(--ink);color:#fff;overflow:hidden}
.cta-band::before{content:"";position:absolute;inset:0;background-image:radial-gradient(rgba(255,255,255,.09) 1px,transparent 1px);
  background-size:26px 26px;opacity:.7;pointer-events:none}
.cta-inner{position:relative;display:grid;grid-template-columns:1.5fr 1fr;gap:32px;align-items:center;padding:64px 0}
.cta-title{font-size:clamp(24px,3vw,30px);font-weight:800;letter-spacing:-.02em;line-height:1.3;margin-bottom:10px}
.cta-text{color:rgba(255,255,255,.72);font-size:15px;line-height:1.8;max-width:640px}
.cta-actions{display:flex;gap:12px;flex-wrap:wrap;justify-content:flex-end}
.cta-note{position:relative;padding:0 0 26px;font-size:12.5px;color:rgba(255,255,255,.5)}

/* ---------- 页脚 ---------- */
.site-footer{background:var(--ink);color:#fff;padding:72px 0 28px}
.footer-grid{display:grid;grid-template-columns:1.6fr 1fr 1fr 1.2fr;gap:40px}
.footer-brand{display:flex;align-items:center;gap:10px;font-size:18px;font-weight:800;letter-spacing:-.02em;margin-bottom:14px}
.footer-brand .brand-mark{width:30px;height:30px;border-radius:8px;background:var(--jade);color:#0B0D0C;
  display:grid;place-items:center;font-size:15px;font-weight:800}
.footer-desc{color:rgba(255,255,255,.66);font-size:14px;line-height:1.85;max-width:380px}
.footer-col h4{font-size:14px;font-weight:700;letter-spacing:.04em;margin-bottom:14px;color:#fff}
.footer-col ul{list-style:none;display:flex;flex-direction:column;gap:10px}
.footer-col a{color:rgba(255,255,255,.7);font-size:14px;transition:color .2s var(--ease)}
.footer-col a:hover{color:var(--jade);text-decoration:underline;text-underline-offset:4px}
.footer-contact{color:rgba(255,255,255,.7);font-size:14px;line-height:1.85}
.footer-contact strong{display:block;color:#fff;margin-bottom:6px}
.footer-bottom{margin-top:48px;padding-top:22px;border-top:1px solid rgba(255,255,255,.12);
  display:flex;flex-wrap:wrap;gap:12px;justify-content:space-between;font-size:13px;color:rgba(255,255,255,.55)}
.footer-bottom a{color:rgba(255,255,255,.72);transition:color .2s var(--ease)}
.footer-bottom a:hover{color:var(--jade)}

/* ---------- 动效 ---------- */
.reveal{opacity:0;transform:translateY(12px);transition:opacity .5s var(--ease),transform .5s var(--ease)}
.reveal.in{opacity:1;transform:none}

/* ---------- 响应式 ---------- */
@media (max-width:1180px){
  .nav-main{display:none}
  .hamburger{display:grid}
  .header-actions .btn-ghost-pill{display:none}
}
@media (max-width:1024px){
  .article-layout{grid-template-columns:1fr;gap:30px}
  .article-aside{order:-1}
  .toc-card{position:static}
  .toc-nav{max-height:200px}
  .related-grid{grid-template-columns:repeat(2,minmax(0,1fr))}
  .footer-grid{grid-template-columns:1fr 1fr;gap:32px}
  .cta-inner{grid-template-columns:1fr;padding:52px 0}
  .cta-actions{justify-content:flex-start}
}
@media (max-width:768px){
  .container{padding:0 16px}
  .header-inner{height:56px;gap:14px}
  .brand{font-size:17px}
  .article-head{padding:34px 0 0}
  .article-body{font-size:16.5px;line-height:1.85}
  .article-body h2{font-size:22px;margin:36px 0 14px}
  .article-body h3{font-size:19px}
  .article-cover{border-radius:var(--r-m);margin-top:24px}
  .cta-band{margin-top:64px}
  .related{margin-top:56px;padding-top:36px}
  .site-footer{padding:56px 0 24px}
}
@media (max-width:640px){
  .related-grid{grid-template-columns:1fr}
  .footer-grid{grid-template-columns:1fr}
  .article-meta{gap:8px}
  .btn{width:100%}
  .cta-actions .btn{width:100%}
  .header-actions .btn{width:auto}
}
@media (max-width:480px){
  .article-title{font-size:25px}
  .article-body{font-size:16px}
  .footer-bottom{flex-direction:column;gap:8px}
}
@media (prefers-reduced-motion:reduce){
  *{transition:none !important;animation:none !important}
  .reveal{opacity:1;transform:none}
}

/* roulang page: category2 */
:root{
  --ink:#0B0D0C;
  --jade:#16C79A;
  --jade-deep:#0E8F6E;
  --jade-soft:rgba(22,199,154,.12);
  --orange:#FF5C35;
  --orange-dark:#E64A24;
  --paper:#F7F6F2;
  --mist:#EFEFEA;
  --white:#FFFFFF;
  --t2:#3D403C;
  --t3:#777A74;
  --line:#E5E3DC;
  --danger:#D64545;
  --r-sm:6px;
  --r-md:10px;
  --r-lg:16px;
  --r-pill:999px;
  --sh1:0 1px 2px rgba(11,13,12,.04);
  --sh2:0 12px 30px rgba(11,13,12,.08);
  --sh3:0 24px 60px rgba(11,13,12,.12);
  --ease:cubic-bezier(.2,.7,.2,1);
  --maxw:1280px;
}
*,*::before,*::after{box-sizing:border-box;}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth;}
body{
  margin:0;
  font-family:"Noto Sans SC","Source Han Sans SC","PingFang SC","Microsoft YaHei",system-ui,sans-serif;
  font-size:16px;
  line-height:1.78;
  color:var(--ink);
  background:var(--paper);
  letter-spacing:.01em;
  -webkit-font-smoothing:antialiased;
}
img{display:block;max-width:100%;height:auto;}
a{color:inherit;text-decoration:none;}
button{font:inherit;color:inherit;background:none;border:0;cursor:pointer;}
ul,ol{margin:0;padding:0;list-style:none;}
h1,h2,h3,h4,p,dl,dd,dt,figure{margin:0;}
:focus-visible{outline:2px solid var(--jade);outline-offset:3px;border-radius:4px;}

.container{width:100%;max-width:var(--maxw);margin:0 auto;padding:0 24px;}
.section{padding:104px 0;}
.section--mist{background:var(--mist);}
.section--tight{padding:72px 0;}

/* ============ 顶部导航 ============ */
.site-header{
  position:sticky;top:0;z-index:60;
  background:var(--paper);
  border-bottom:1px solid var(--line);
}
.header-inner{
  display:flex;align-items:center;gap:28px;
  height:72px;
}
.brand{display:flex;align-items:center;gap:10px;flex-shrink:0;}
.brand-mark{
  width:34px;height:34px;border-radius:9px;
  background:var(--ink);color:var(--jade);
  display:flex;align-items:center;justify-content:center;
  font-size:17px;font-weight:800;letter-spacing:0;
}
.brand-name{font-size:18px;font-weight:800;letter-spacing:-.01em;white-space:nowrap;}
.nav-main{display:flex;align-items:center;gap:4px;margin-left:8px;flex:1;}
.nav-link{
  position:relative;
  padding:10px 12px;
  font-size:15px;font-weight:600;color:var(--ink);
  transition:color .2s var(--ease);
  white-space:nowrap;
}
.nav-link::after{
  content:"";position:absolute;left:12px;right:12px;bottom:2px;height:2px;
  background:var(--jade);border-radius:2px;
  transform:scaleX(0);transform-origin:left;transition:transform .22s var(--ease);
}
.nav-link:hover{color:var(--jade);}
.nav-link:hover::after,.nav-link.active::after{transform:scaleX(1);}
.nav-link.active{color:var(--ink);}
.header-actions{display:flex;align-items:center;gap:10px;flex-shrink:0;}
.icon-btn{
  width:40px;height:40px;border-radius:var(--r-pill);
  display:flex;align-items:center;justify-content:center;
  border:1px solid var(--line);color:var(--t2);
  transition:border-color .2s var(--ease),color .2s var(--ease),background .2s var(--ease);
}
.icon-btn:hover{border-color:rgba(22,199,154,.5);color:var(--jade-deep);background:var(--white);}
.menu-toggle{display:none;width:42px;height:42px;border:1px solid var(--line);border-radius:var(--r-sm);align-items:center;justify-content:center;}
.menu-toggle span{display:block;width:18px;height:2px;background:var(--ink);position:relative;}
.menu-toggle span::before,.menu-toggle span::after{content:"";position:absolute;left:0;width:18px;height:2px;background:var(--ink);}
.menu-toggle span::before{top:-6px;}
.menu-toggle span::after{top:6px;}

/* 移动抽屉 */
.mobile-drawer{
  position:fixed;inset:0;z-index:80;
  background:var(--ink);color:#fff;
  display:flex;flex-direction:column;
  padding:22px 24px 40px;
  transform:translateX(100%);
  transition:transform .3s var(--ease);
  overflow-y:auto;
}
.mobile-drawer.open{transform:translateX(0);}
.drawer-head{display:flex;align-items:center;justify-content:space-between;margin-bottom:28px;}
.drawer-brand{display:flex;align-items:center;gap:10px;font-size:18px;font-weight:800;}
.drawer-brand .brand-mark{background:#fff;color:var(--ink);}
.drawer-close{width:40px;height:40px;border:1px solid rgba(255,255,255,.24);border-radius:var(--r-sm);color:#fff;display:flex;align-items:center;justify-content:center;}
.drawer-nav{display:flex;flex-direction:column;gap:2px;margin-bottom:28px;}
.drawer-nav a{
  padding:14px 4px;font-size:16px;font-weight:600;
  border-bottom:1px solid rgba(255,255,255,.1);
  transition:color .2s var(--ease);
}
.drawer-nav a:hover,.drawer-nav a.active{color:var(--jade);}
.drawer-cta{display:flex;flex-direction:column;gap:12px;}

/* ============ 按钮 ============ */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  height:48px;padding:0 24px;border-radius:var(--r-sm);
  font-size:15px;font-weight:600;letter-spacing:.01em;
  transition:transform .2s var(--ease),background .2s var(--ease),color .2s var(--ease),border-color .2s var(--ease),box-shadow .2s var(--ease);
  white-space:nowrap;
}
.btn-primary{background:var(--orange);color:#fff;box-shadow:var(--sh1);}
.btn-primary:hover{background:var(--orange-dark);transform:translateY(-2px);box-shadow:var(--sh2);}
.btn-primary:active{transform:translateY(0);}
.btn-ghost{background:transparent;color:var(--ink);border:1px solid var(--ink);}
.btn-ghost:hover{background:var(--ink);color:#fff;transform:translateY(-2px);}
.btn-soft{background:var(--jade-soft);color:var(--jade-deep);border:1px solid rgba(22,199,154,.35);}
.btn-soft:hover{background:var(--jade);color:#fff;border-color:var(--jade);transform:translateY(-2px);}
.btn-sm{height:38px;padding:0 16px;font-size:14px;border-radius:var(--r-pill);}
.btn-link{
  display:inline-flex;align-items:center;gap:6px;
  font-size:14px;font-weight:600;color:var(--ink);
  border-bottom:1px solid var(--ink);padding-bottom:2px;
  transition:color .2s var(--ease),border-color .2s var(--ease);
}
.btn-link:hover{color:var(--jade);border-color:var(--jade);}

/* ============ 通用标题 ============ */
.eyebrow{
  display:inline-flex;align-items:center;gap:8px;
  font-size:12px;font-weight:700;letter-spacing:.14em;
  color:var(--jade-deep);
}
.eyebrow::before{content:"";width:18px;height:1px;background:var(--jade);}
.section-head{
  display:flex;align-items:flex-end;justify-content:space-between;gap:32px;
  margin-bottom:44px;
}
.section-head h2{
  font-size:clamp(24px,2.6vw,32px);line-height:1.28;font-weight:800;letter-spacing:-.02em;
  margin-top:12px;
}
.section-head p{color:var(--t2);font-size:15px;margin-top:10px;max-width:620px;}

/* ============ Hero ============ */
.hero{
  position:relative;
  padding:76px 0 88px;
  background-image:linear-gradient(100deg,rgba(247,246,242,.97) 0%,rgba(247,246,242,.9) 42%,rgba(247,246,242,.35) 100%),url('/assets/images/backpic/back-2.webp');
  background-size:cover;
  background-position:center right;
  border-bottom:1px solid var(--line);
  overflow:hidden;
}
.hero-grid{
  display:grid;grid-template-columns:minmax(0,7fr) minmax(0,5fr);
  gap:56px;align-items:center;
}
.breadcrumb{
  display:flex;align-items:center;gap:10px;flex-wrap:wrap;
  font-size:13px;color:var(--t3);margin-bottom:20px;
}
.breadcrumb a{transition:color .2s var(--ease);}
.breadcrumb a:hover{color:var(--jade-deep);}
.breadcrumb .sep{color:var(--line);}
.breadcrumb .current{color:var(--jade-deep);font-weight:600;}
.badge-line{
  display:inline-flex;align-items:center;gap:8px;
  padding:6px 14px;border:1px solid var(--line);border-radius:var(--r-pill);
  font-size:12px;font-weight:700;letter-spacing:.08em;color:var(--t2);
  background:rgba(255,255,255,.7);
}
.badge-line b{color:var(--orange);font-weight:800;}
.hero h1{
  font-size:clamp(32px,4.2vw,52px);
  line-height:1.12;font-weight:800;letter-spacing:-.02em;
  margin:22px 0 0;
}
.hero h1 em{font-style:normal;color:var(--jade-deep);}
.hero-sub{
  margin-top:20px;max-width:600px;
  font-size:17px;line-height:1.85;color:var(--t2);
}
.hero-cta{display:flex;flex-wrap:wrap;gap:14px;margin-top:32px;}
.hero-anchors{
  display:flex;flex-wrap:wrap;gap:8px;margin-top:34px;
  padding-top:24px;border-top:1px solid var(--line);
}
.anchor-chip{
  display:inline-flex;align-items:center;gap:6px;
  padding:7px 14px;border-radius:var(--r-pill);
  background:var(--white);border:1px solid var(--line);
  font-size:13px;font-weight:600;color:var(--t2);
  transition:border-color .2s var(--ease),color .2s var(--ease),transform .2s var(--ease);
}
.anchor-chip:hover{border-color:rgba(22,199,154,.55);color:var(--jade-deep);transform:translateY(-2px);}
.hero-visual{position:relative;}
.hero-visual img{
  width:100%;border-radius:var(--r-lg);
  box-shadow:var(--sh3);object-fit:cover;aspect-ratio:4/3;
}
.hero-float{
  position:absolute;left:-26px;bottom:-26px;
  width:250px;padding:18px 20px;
  background:var(--white);border:1px solid var(--line);border-radius:var(--r-md);
  box-shadow:var(--sh2);
}
.hero-float .hf-label{font-size:12px;font-weight:700;letter-spacing:.08em;color:var(--jade-deep);}
.hero-float .hf-title{font-size:17px;font-weight:800;margin-top:8px;line-height:1.4;}
.hero-float .hf-price{margin-top:10px;font-size:14px;color:var(--t2);}
.hero-float .hf-price b{color:var(--orange);font-size:20px;font-weight:800;margin-right:4px;}

/* ============ 权益条 ============ */
.assure{
  border-top:1px solid var(--line);
  border-bottom:1px solid var(--line);
  background:var(--mist);
}
.assure-grid{display:grid;grid-template-columns:repeat(4,1fr);}
.assure-item{
  display:flex;gap:14px;padding:30px 26px;
  border-right:1px solid var(--line);
}
.assure-item:last-child{border-right:0;}
.assure-icon{
  flex-shrink:0;width:42px;height:42px;border-radius:var(--r-sm);
  background:var(--jade-soft);color:var(--jade-deep);
  display:flex;align-items:center;justify-content:center;
}
.assure-item h3{font-size:15px;font-weight:700;margin-bottom:4px;}
.assure-item p{font-size:13px;line-height:1.7;color:var(--t3);}

/* ============ 时间线流程 ============ */
.timeline{
  position:relative;
  display:grid;grid-template-columns:repeat(5,1fr);gap:24px;
  margin-top:16px;
}
.timeline::before{
  content:"";position:absolute;top:23px;left:9%;right:9%;height:1px;background:var(--line);
}
.tl-item{position:relative;text-align:left;}
.tl-node{
  position:relative;z-index:2;
  width:48px;height:48px;border-radius:var(--r-pill);
  background:var(--white);border:1px solid var(--line);
  display:flex;align-items:center;justify-content:center;
  font-size:15px;font-weight:800;color:var(--jade-deep);
  box-shadow:var(--sh1);
  transition:transform .22s var(--ease),border-color .22s var(--ease),background .22s var(--ease),color .22s var(--ease);
}
.tl-item:hover .tl-node{background:var(--jade);color:#fff;border-color:var(--jade);transform:translateY(-4px);}
.tl-item h3{font-size:17px;font-weight:700;margin:20px 0 8px;}
.tl-item p{font-size:14px;line-height:1.8;color:var(--t2);}

/* ============ 图文交错 ============ */
.feature-row{
  display:grid;grid-template-columns:minmax(0,1fr) minmax(0,1fr);
  gap:64px;align-items:center;
}
.feature-row + .feature-row{margin-top:88px;}
.feature-row.reverse .feature-media{order:2;}
.feature-media{position:relative;}
.feature-media img{
  width:100%;aspect-ratio:16/11;object-fit:cover;
  border-radius:var(--r-lg);box-shadow:var(--sh2);
  transition:transform .4s var(--ease);
}
.feature-media:hover img{transform:scale(1.03);}
.feature-media .fm-tag{
  position:absolute;top:16px;left:16px;
  padding:6px 14px;border-radius:var(--r-pill);
  background:rgba(11,13,12,.82);color:#fff;
  font-size:12px;font-weight:700;letter-spacing:.06em;
}
.feature-copy h3{font-size:clamp(22px,2.2vw,28px);line-height:1.35;font-weight:800;letter-spacing:-.02em;}
.feature-copy p{margin-top:16px;font-size:16px;line-height:1.85;color:var(--t2);}
.check-list{margin-top:22px;display:grid;gap:12px;}
.check-list li{display:flex;gap:10px;font-size:15px;color:var(--t2);line-height:1.7;}
.check-list svg{flex-shrink:0;margin-top:5px;color:var(--jade);}

/* ============ 账号类型卡片 ============ */
.card-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:24px;}
.t-card{
  background:var(--white);border:1px solid var(--line);border-radius:var(--r-md);
  overflow:hidden;box-shadow:var(--sh1);
  display:flex;flex-direction:column;
  transition:transform .22s var(--ease),box-shadow .22s var(--ease),border-color .22s var(--ease);
}
.t-card:hover{transform:translateY(-4px);box-shadow:var(--sh2);border-color:rgba(22,199,154,.4);}
.t-card .thumb{position:relative;overflow:hidden;aspect-ratio:4/3;}
.t-card .thumb img{width:100%;height:100%;object-fit:cover;transition:transform .4s var(--ease);}
.t-card:hover .thumb img{transform:scale(1.04);}
.t-card .tag{
  position:absolute;top:12px;left:12px;
  padding:5px 12px;border-radius:var(--r-pill);
  background:rgba(255,255,255,.94);color:var(--jade-deep);
  font-size:12px;font-weight:700;
}
.t-card .body{padding:20px;display:flex;flex-direction:column;gap:10px;flex:1;}
.t-card h3{font-size:18px;font-weight:700;line-height:1.45;}
.t-card p{font-size:14px;line-height:1.75;color:var(--t3);flex:1;}
.t-card .meta{display:flex;align-items:center;justify-content:space-between;gap:12px;padding-top:12px;border-top:1px solid var(--line);}
.t-card .meta span{font-size:13px;color:var(--t3);}
.t-card .meta b{font-size:16px;color:var(--orange);font-weight:800;}

/* ============ FAQ ============ */
.faq-wrap{max-width:900px;margin:0 auto;}
.faq-item{
  background:var(--white);border:1px solid var(--line);border-radius:8px;
  margin-bottom:14px;overflow:hidden;
  transition:border-color .22s var(--ease),box-shadow .22s var(--ease);
}
.faq-item.open{border-color:rgba(22,199,154,.45);box-shadow:var(--sh1);}
.faq-q{
  width:100%;display:flex;align-items:center;justify-content:space-between;gap:20px;
  padding:20px 22px;text-align:left;
  font-size:16px;font-weight:600;line-height:1.6;
  transition:color .2s var(--ease);
}
.faq-q:hover{color:var(--jade-deep);}
.faq-icon{
  flex-shrink:0;width:26px;height:26px;border-radius:var(--r-pill);
  border:1px solid var(--line);color:var(--jade-deep);
  display:flex;align-items:center;justify-content:center;
  font-size:16px;font-weight:700;line-height:1;
  transition:background .2s var(--ease),color .2s var(--ease),border-color .2s var(--ease);
}
.faq-item.open .faq-icon{background:var(--jade);color:#fff;border-color:var(--jade);}
.faq-a{
  max-height:0;overflow:hidden;
  transition:max-height .24s var(--ease);
}
.faq-item.open .faq-a{max-height:420px;}
.faq-a-inner{
  padding:0 22px 22px;border-left:3px solid var(--jade);
  margin-left:22px;padding-left:18px;
  font-size:15px;line-height:1.85;color:var(--t2);
}

/* ============ 轻量 CTA ============ */
.cta-lite{
  background:var(--mist);
  border-top:1px solid var(--line);
}
.cta-lite .inner{
  display:flex;align-items:center;justify-content:space-between;gap:40px;
  padding:44px 48px;background:var(--white);
  border:1px solid var(--line);border-radius:var(--r-lg);
  box-shadow:var(--sh1);
}
.cta-lite h2{font-size:clamp(22px,2.3vw,28px);font-weight:800;letter-spacing:-.02em;line-height:1.35;}
.cta-lite p{margin-top:10px;font-size:15px;color:var(--t2);max-width:620px;}
.cta-lite .actions{display:flex;gap:14px;flex-shrink:0;flex-wrap:wrap;}

/* ============ 页脚 ============ */
.site-footer{background:var(--ink);color:#fff;padding:72px 0 28px;margin-top:0;}
.footer-grid{
  display:grid;grid-template-columns:1.6fr 1fr 1fr 1.2fr;gap:48px;
  padding-bottom:48px;border-bottom:1px solid rgba(255,255,255,.12);
}
.footer-brand{display:flex;align-items:center;gap:10px;margin-bottom:16px;}
.footer-brand .brand-mark{background:#fff;color:var(--ink);}
.footer-brand .brand-name{color:#fff;font-size:18px;font-weight:800;}
.footer-desc{font-size:14px;line-height:1.85;color:rgba(255,255,255,.66);max-width:340px;}
.footer-col h4{font-size:14px;font-weight:700;letter-spacing:.06em;color:#fff;margin-bottom:18px;}
.footer-col ul{display:grid;gap:12px;}
.footer-col a{font-size:14px;color:rgba(255,255,255,.68);transition:color .2s var(--ease);}
.footer-col a:hover{color:var(--jade);text-decoration:underline;text-underline-offset:4px;}
.footer-contact{font-size:14px;line-height:1.8;color:rgba(255,255,255,.68);}
.footer-contact strong{display:block;color:#fff;margin-bottom:6px;font-size:14px;}
.footer-bottom{
  display:flex;align-items:center;justify-content:space-between;gap:20px;flex-wrap:wrap;
  padding-top:24px;font-size:13px;color:rgba(255,255,255,.5);
}
.footer-bottom a{color:rgba(255,255,255,.72);transition:color .2s var(--ease);}
.footer-bottom a:hover{color:var(--jade);}
.site-footer .btn-primary{height:44px;}

/* ============ 动效 ============ */
.reveal{opacity:0;transform:translateY(12px);}
.reveal.in{opacity:1;transform:translateY(0);transition:opacity .5s var(--ease),transform .5s var(--ease);}

/* ============ 响应式 ============ */
@media (max-width:1180px){
  .nav-link{padding:10px 8px;font-size:14px;}
  .header-inner{gap:18px;}
}
@media (max-width:1024px){
  .nav-main{display:none;}
  .menu-toggle{display:flex;}
  .header-actions .btn-ghost{display:none;}
  .hero{padding:56px 0 68px;}
  .hero-grid{grid-template-columns:1fr;gap:44px;}
  .hero-float{position:static;width:100%;margin-top:18px;box-shadow:var(--sh1);}
  .section{padding:80px 0;}
  .assure-grid{grid-template-columns:repeat(2,1fr);}
  .assure-item:nth-child(2){border-right:0;}
  .assure-item:nth-child(1),.assure-item:nth-child(2){border-bottom:1px solid var(--line);}
  .timeline{grid-template-columns:repeat(2,1fr);}
  .timeline::before{display:none;}
  .card-grid{grid-template-columns:repeat(2,1fr);}
  .feature-row{grid-template-columns:1fr;gap:32px;}
  .feature-row.reverse .feature-media{order:0;}
  .feature-row + .feature-row{margin-top:64px;}
  .cta-lite .inner{flex-direction:column;align-items:flex-start;padding:36px 32px;}
  .footer-grid{grid-template-columns:1fr 1fr;gap:40px;}
}
@media (max-width:768px){
  .container{padding:0 16px;}
  .header-inner{height:60px;}
  .brand-name{font-size:16px;}
  .header-actions .btn-primary{display:none;}
  .hero{padding:44px 0 56px;}
  .hero h1{font-size:30px;}
  .hero-sub{font-size:15.5px;}
  .hero-cta .btn{flex:1 1 100%;}
  .section{padding:64px 0;}
  .section-head{flex-direction:column;align-items:flex-start;gap:16px;margin-bottom:32px;}
  .timeline{grid-template-columns:1fr;gap:28px;}
  .card-grid{grid-template-columns:1fr;}
  .footer-grid{grid-template-columns:1fr;gap:36px;}
  .footer-bottom{flex-direction:column;align-items:flex-start;gap:10px;}
  .assure-grid{grid-template-columns:1fr;}
  .assure-item{border-right:0;border-bottom:1px solid var(--line);}
  .assure-item:last-child{border-bottom:0;}
  .faq-a-inner{margin-left:16px;padding-left:14px;}
}
@media (max-width:480px){
  .hero-cta{flex-direction:column;}
  .hero-cta .btn{width:100%;}
  .cta-lite .inner{padding:28px 20px;}
  .cta-lite .actions{width:100%;}
  .cta-lite .actions .btn{flex:1 1 100%;}
}
@media (prefers-reduced-motion:reduce){
  *{animation:none !important;transition:none !important;}
  .reveal{opacity:1;transform:none;}
  html{scroll-behavior:auto;}
}

/* roulang page: category3 */
:root{
  --ink:#0B0D0C;
  --ink-2:#3D403C;
  --ink-3:#777A74;
  --jade:#16C79A;
  --jade-soft:rgba(22,199,154,.12);
  --jade-line:rgba(22,199,154,.32);
  --orange:#FF5C35;
  --orange-dark:#E64A24;
  --bg:#F7F6F2;
  --mist:#EFEFEA;
  --surface:#FFFFFF;
  --line:#E5E3DC;
  --error:#D64545;
  --r-sm:6px;
  --r-md:10px;
  --r-lg:16px;
  --r-pill:999px;
  --sh-1:0 1px 2px rgba(11,13,12,.04);
  --sh-2:0 12px 30px rgba(11,13,12,.08);
  --sh-3:0 24px 60px rgba(11,13,12,.12);
  --t:220ms cubic-bezier(.2,.7,.2,1);
  --font:"Noto Sans SC","Source Han Sans SC","PingFang SC","Microsoft YaHei",sans-serif;
  --font-num:"Inter","DIN Alternate",system-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);
  letter-spacing:.01em;
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block;border-style:none;}
a{color:var(--ink);text-decoration:none;transition:color var(--t),border-color var(--t),background-color var(--t);}
a:hover{color:var(--jade);}
button,input,textarea,select{font:inherit;color:inherit;}
h1,h2,h3,h4{margin:0;font-weight:700;letter-spacing:-.02em;line-height:1.2;}
p{margin:0;}
ul{margin:0;padding:0;list-style:none;}
:focus-visible{outline:2px solid var(--jade);outline-offset:2px;}
.container{width:100%;max-width:1280px;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;}
.section-head h2{font-size:32px;line-height:1.25;}
.section-head .eyebrow{display:block;font-size:13px;letter-spacing:.18em;color:var(--jade);font-weight:600;margin-bottom:10px;text-transform:uppercase;}
.section-head p{margin-top:12px;color:var(--ink-2);font-size:15px;max-width:640px;}
.link-more{font-size:15px;font-weight:600;border-bottom:2px solid var(--line);padding-bottom:2px;white-space:nowrap;}
.link-more:hover{border-color:var(--jade);}

/* ---------- 按钮 ---------- */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  height:46px;padding:0 24px;border-radius:var(--r-sm);
  font-size:15px;font-weight:600;border:1px solid transparent;cursor:pointer;
  transition:transform var(--t),background-color var(--t),color var(--t),border-color var(--t),box-shadow var(--t);
}
.btn-primary{background:var(--orange);color:#fff;box-shadow:var(--sh-1);}
.btn-primary:hover{background:var(--orange-dark);color:#fff;transform:translateY(-2px);box-shadow:var(--sh-2);}
.btn-ghost{background:transparent;color:var(--ink);border-color:var(--ink);}
.btn-ghost:hover{background:var(--ink);color:#fff;transform:translateY(-2px);}
.btn-sm{height:36px;padding:0 16px;font-size:13px;border-radius:var(--r-sm);}
.btn-pill{border-radius:var(--r-pill);}
.btn:disabled{background:var(--mist);color:var(--ink-3);border-color:var(--line);box-shadow:none;cursor:not-allowed;transform:none;}

/* ---------- 徽章 / 标签 ---------- */
.badge{
  display:inline-flex;align-items:center;gap:6px;
  padding:4px 12px;border-radius:var(--r-pill);
  font-size:12px;font-weight:600;line-height:1.6;
  background:var(--jade-soft);color:#0E8F6F;border:1px solid var(--jade-line);
}
.badge-dark{background:var(--ink);color:#fff;border-color:var(--ink);}
.badge-soft{background:var(--mist);color:var(--ink-2);border-color:var(--line);}
.badge-live{background:var(--jade);color:#04231B;border-color:var(--jade);}
.tag-row{display:flex;flex-wrap:wrap;gap:10px;}

/* ---------- 顶部导航 ---------- */
.site-header{
  position:sticky;top:0;z-index:60;
  background:var(--bg);
  border-bottom:1px solid var(--line);
}
.header-inner{display:flex;align-items:center;gap:28px;height:72px;}
.brand{display:flex;align-items:center;gap:10px;flex:none;}
.brand-mark{
  width:34px;height:34px;border-radius:var(--r-sm);
  background:var(--ink);color:var(--jade);
  display:inline-flex;align-items:center;justify-content:center;
  font-family:var(--font-num);font-size:17px;font-weight:700;flex:none;
}
.brand-name{font-size:19px;font-weight:800;letter-spacing:-.02em;white-space:nowrap;}
.nav-main{display:flex;align-items:center;gap:6px;margin-left:8px;flex:1;min-width:0;}
.nav-link{
  position:relative;display:inline-block;
  padding:8px 12px;font-size:15px;font-weight:600;color:var(--ink-2);
  white-space:nowrap;
}
.nav-link::after{
  content:"";position:absolute;left:12px;right:12px;bottom:-3px;height:2px;
  background:var(--jade);transform:scaleX(0);transform-origin:left;
  transition:transform var(--t);
}
.nav-link:hover{color:var(--jade);}
.nav-link:hover::after,.nav-link.active::after{transform:scaleX(1);}
.nav-link.active{color:var(--ink);}
.header-actions{display:flex;align-items:center;gap:12px;flex:none;}
.icon-btn{
  width:40px;height:40px;border-radius:var(--r-pill);
  display:inline-flex;align-items:center;justify-content:center;
  border:1px solid var(--line);background:var(--surface);color:var(--ink-2);
  cursor:pointer;transition:border-color var(--t),color var(--t),transform var(--t);
}
.icon-btn:hover{border-color:var(--jade-line);color:var(--jade);transform:translateY(-1px);}
.icon-btn svg{width:18px;height:18px;}
.hamburger{display:none;}
.hamburger span{display:block;width:18px;height:2px;background:var(--ink);border-radius:2px;}
.hamburger span+span{margin-top:4px;}

/* ---------- 移动端抽屉 ---------- */
.drawer-mask{
  position:fixed;inset:0;background:rgba(11,13,12,.5);
  opacity:0;visibility:hidden;transition:opacity var(--t),visibility var(--t);z-index:80;
}
.drawer-mask.open{opacity:1;visibility:visible;}
.drawer{
  position:fixed;top:0;right:0;bottom:0;width:min(360px,86vw);
  background:var(--ink);color:#fff;z-index:90;
  transform:translateX(100%);transition:transform 260ms cubic-bezier(.2,.7,.2,1);
  display:flex;flex-direction:column;padding:24px;overflow-y:auto;
}
.drawer.open{transform:translateX(0);}
.drawer-head{display:flex;align-items:center;justify-content:space-between;margin-bottom:28px;}
.drawer .brand-name{color:#fff;}
.drawer-close{
  width:38px;height:38px;border-radius:var(--r-pill);border:1px solid rgba(255,255,255,.2);
  background:transparent;color:#fff;cursor:pointer;display:inline-flex;align-items:center;justify-content:center;
}
.drawer-close:hover{border-color:var(--jade);color:var(--jade);}
.drawer-nav{display:flex;flex-direction:column;gap:4px;margin-bottom:28px;}
.drawer-nav a{
  color:rgba(255,255,255,.82);font-size:16px;font-weight:600;padding:12px 0;
  border-bottom:1px solid rgba(255,255,255,.12);
}
.drawer-nav a:hover,.drawer-nav a.active{color:var(--jade);}
.drawer-cta{display:flex;flex-direction:column;gap:12px;margin-top:auto;}

/* ---------- 面包屑 ---------- */
.breadcrumb{padding:28px 0 0;font-size:13px;color:var(--ink-3);display:flex;flex-wrap:wrap;align-items:center;gap:8px;}
.breadcrumb a{color:var(--ink-3);}
.breadcrumb a:hover{color:var(--jade);}
.breadcrumb .sep{width:1px;height:12px;background:var(--line);display:inline-block;}
.breadcrumb .current{color:var(--jade);font-weight:600;}

/* ---------- Hero ---------- */
.cat-hero{
  position:relative;overflow:hidden;
  padding:56px 0 72px;
  border-bottom:1px solid var(--line);
  background:var(--bg);
}
.cat-hero::before{
  content:"";position:absolute;inset:0;
  background-image:url("/assets/images/backpic/back-1.png");
  background-size:cover;background-position:center right;
  opacity:.5;
}
.cat-hero::after{
  content:"";position:absolute;inset:0;
  background:linear-gradient(100deg,#F7F6F2 0%,rgba(247,246,242,.94) 44%,rgba(247,246,242,.55) 100%);
}
.cat-hero .container{position:relative;z-index:2;}
.hero-grid{display:grid;grid-template-columns:1.35fr .9fr;gap:56px;align-items:center;}
.hero-badge{
  display:inline-flex;align-items:center;gap:10px;
  border:1px solid var(--line);border-radius:var(--r-pill);
  padding:6px 14px 6px 8px;background:rgba(255,255,255,.7);
  font-size:13px;font-weight:600;color:var(--ink-2);
}
.hero-badge .num{
  font-family:var(--font-num);font-size:13px;font-weight:700;color:var(--jade);
  border-right:1px solid var(--line);padding-right:10px;
}
.cat-hero h1{
  font-size:clamp(32px,4.2vw,52px);
  font-weight:800;line-height:1.12;letter-spacing:-.03em;
  margin:22px 0 18px;
}
.cat-hero h1 em{font-style:normal;color:var(--jade);}
.hero-lead{font-size:17px;line-height:1.85;color:var(--ink-2);max-width:620px;}
.hero-actions{display:flex;flex-wrap:wrap;gap:14px;margin-top:30px;}
.hero-stats{
  display:grid;grid-template-columns:repeat(3,1fr);gap:0;
  border-top:1px solid var(--line);margin-top:40px;padding-top:24px;
}
.hero-stats .stat{padding-right:18px;border-right:1px solid var(--line);}
.hero-stats .stat:last-child{border-right:0;}
.hero-stats .num{font-family:var(--font-num);font-size:30px;font-weight:700;letter-spacing:-.02em;}
.hero-stats .num small{font-size:14px;font-weight:600;color:var(--ink-3);margin-left:2px;}
.hero-stats .label{font-size:13px;color:var(--ink-3);margin-top:4px;}
.hero-card{
  background:var(--surface);border:1px solid var(--line);border-radius:var(--r-lg);
  box-shadow:var(--sh-3);overflow:hidden;
}
.hero-card .thumb{position:relative;aspect-ratio:16/10;overflow:hidden;}
.hero-card .thumb img{width:100%;height:100%;object-fit:cover;transition:transform 400ms cubic-bezier(.2,.7,.2,1);}
.hero-card:hover .thumb img{transform:scale(1.03);}
.hero-card .float-tag{
  position:absolute;left:14px;top:14px;
  background:var(--ink);color:#fff;font-size:12px;font-weight:600;
  padding:5px 12px;border-radius:var(--r-pill);
}
.hero-card .card-body{padding:20px 22px 22px;}
.hero-card h3{font-size:19px;line-height:1.4;}
.hero-card p{margin-top:10px;font-size:14px;color:var(--ink-2);line-height:1.7;}
.hero-card .row{display:flex;align-items:center;justify-content:space-between;margin-top:18px;gap:12px;}
.hero-card .meta{font-size:13px;color:var(--ink-3);}
.hero-card .meta strong{display:block;font-family:var(--font-num);font-size:19px;color:var(--ink);}

/* ---------- 锚点筛选 ---------- */
.filter-bar{
  display:flex;flex-wrap:wrap;gap:10px;align-items:center;
  margin-top:-34px;position:relative;z-index:5;
  background:var(--surface);border:1px solid var(--line);border-radius:var(--r-lg);
  padding:16px 20px;box-shadow:var(--sh-2);
}
.filter-bar .filter-label{font-size:13px;color:var(--ink-3);font-weight:600;margin-right:4px;}
.chip{
  display:inline-flex;align-items:center;gap:6px;
  height:36px;padding:0 16px;border-radius:var(--r-pill);
  border:1px solid var(--line);background:var(--bg);
  font-size:14px;font-weight:600;color:var(--ink-2);cursor:pointer;
  transition:all var(--t);
}
.chip:hover{border-color:var(--jade-line);color:var(--jade);}
.chip.active{background:var(--ink);border-color:var(--ink);color:#fff;}

/* ---------- 对比表 ---------- */
.table-wrap{
  background:var(--surface);border:1px solid var(--line);border-radius:var(--r-lg);
  overflow:hidden;box-shadow:var(--sh-1);
}
table.compare{width:100%;border-collapse:collapse;font-size:15px;}
table.compare thead th{
  background:var(--ink);color:#fff;text-align:left;
  font-size:13px;font-weight:600;letter-spacing:.04em;
  padding:16px 18px;white-space:nowrap;
}
table.compare tbody td{
  padding:18px;border-bottom:1px solid var(--line);color:var(--ink-2);vertical-align:middle;
}
table.compare tbody tr:last-child td{border-bottom:0;}
table.compare tbody tr{transition:background-color var(--t);}
table.compare tbody tr:hover{background:rgba(22,199,154,.08);}
table.compare .name{font-weight:700;color:var(--ink);font-size:16px;}
table.compare .name span{display:block;font-size:13px;font-weight:400;color:var(--ink-3);margin-top:2px;}
table.compare .time{font-family:var(--font-num);font-weight:600;color:var(--ink);font-size:14px;}
.table-note{font-size:13px;color:var(--ink-3);margin-top:16px;}

/* ---------- 节奏时间线 ---------- */
.timeline{
  display:grid;grid-template-columns:repeat(4,1fr);gap:0;
  background:var(--surface);border:1px solid var(--line);border-radius:var(--r-lg);overflow:hidden;
}
.step{padding:30px 26px;border-right:1px solid var(--line);position:relative;}
.step:last-child{border-right:0;}
.step .idx{
  font-family:var(--font-num);font-size:13px;font-weight:700;color:var(--jade);
  letter-spacing:.1em;
}
.step h3{font-size:19px;margin:14px 0 10px;}
.step p{font-size:14px;color:var(--ink-2);line-height:1.75;}
.step::before{
  content:"";position:absolute;left:0;top:0;width:100%;height:3px;
  background:var(--jade);transform:scaleX(0);transform-origin:left;
  transition:transform 320ms cubic-bezier(.2,.7,.2,1);
}
.step:hover::before{transform:scaleX(1);}
.step:hover{background:var(--bg);}

/* ---------- 卡片补充 ---------- */
.card-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:24px;}
.card{
  background:var(--surface);border:1px solid var(--line);border-radius:var(--r-md);
  box-shadow:var(--sh-1);overflow:hidden;
  transition:transform var(--t),box-shadow var(--t),border-color var(--t);
}
.card:hover{transform:translateY(-4px);box-shadow:var(--sh-2);border-color:var(--jade-line);}
.card .thumb{aspect-ratio:4/3;overflow:hidden;background:var(--mist);}
.card .thumb img{width:100%;height:100%;object-fit:cover;transition:transform 400ms cubic-bezier(.2,.7,.2,1);}
.card:hover .thumb img{transform:scale(1.03);}
.card .body{padding:22px;}
.card h3{font-size:19px;line-height:1.4;}
.card p{margin-top:10px;font-size:14px;color:var(--ink-2);line-height:1.75;}
.card .foot{display:flex;align-items:center;justify-content:space-between;margin-top:20px;gap:12px;}
.card .price{font-family:var(--font-num);font-size:15px;font-weight:700;color:var(--orange);}

/* ---------- FAQ ---------- */
.faq-layout{display:grid;grid-template-columns:1fr 1fr;gap:48px;align-items:start;}
.faq-list{display:flex;flex-direction:column;gap:14px;}
.faq-item{
  background:var(--surface);border:1px solid var(--line);border-radius:8px;
  overflow:hidden;transition:border-color var(--t),box-shadow var(--t);
}
.faq-item.open{border-color:var(--jade-line);box-shadow:var(--sh-2);}
.faq-q{
  width:100%;display:flex;align-items:center;justify-content:space-between;gap:16px;
  padding:20px 22px;background:transparent;border:0;cursor:pointer;text-align:left;
  font-size:17px;font-weight:600;color:var(--ink);position:relative;
}
.faq-item.open .faq-q::before{
  content:"";position:absolute;left:0;top:14px;bottom:14px;width:3px;background:var(--jade);border-radius:0 3px 3px 0;
}
.faq-q .sign{
  flex:none;width:22px;height:22px;border-radius:var(--r-pill);
  display:inline-flex;align-items:center;justify-content:center;
  color:var(--jade);font-size:18px;font-weight:600;line-height:1;
}
.faq-a{max-height:0;overflow:hidden;transition:max-height 220ms cubic-bezier(.2,.7,.2,1);}
.faq-a p{padding:0 22px 22px;font-size:15px;line-height:1.8;color:var(--ink-2);}

/* ---------- 信息侧栏 ---------- */
.info-panel{
  background:var(--mist);border:1px solid var(--line);border-radius:var(--r-lg);padding:30px;
}
.info-panel h3{font-size:20px;margin-bottom:14px;}
.info-panel p{font-size:15px;color:var(--ink-2);line-height:1.8;}
.info-list{margin-top:22px;display:flex;flex-direction:column;gap:0;}
.info-list li{
  display:flex;gap:12px;padding:14px 0;border-bottom:1px solid var(--line);font-size:14px;color:var(--ink-2);
}
.info-list li:last-child{border-bottom:0;}
.info-list b{color:var(--ink);font-weight:700;flex:none;font-family:var(--font-num);}
.info-actions{margin-top:24px;display:flex;flex-wrap:wrap;gap:12px;}

/* ---------- 轻量 CTA ---------- */
.cta-lite{
  background:var(--surface);border:1px solid var(--line);border-radius:var(--r-lg);
  padding:44px;display:flex;align-items:center;justify-content:space-between;gap:32px;
  box-shadow:var(--sh-1);
}
.cta-lite h2{font-size:28px;line-height:1.3;}
.cta-lite p{margin-top:12px;font-size:15px;color:var(--ink-2);max-width:560px;}
.cta-lite .actions{display:flex;gap:14px;flex-wrap:wrap;flex:none;}

/* ---------- 页脚 ---------- */
.site-footer{background:var(--ink);color:#fff;padding:72px 0 0;margin-top:96px;}
.footer-grid{display:grid;grid-template-columns:1.5fr 1fr 1fr 1.2fr;gap:40px;padding-bottom:48px;}
.footer-brand{display:flex;align-items:center;gap:10px;margin-bottom:18px;}
.footer-brand .brand-mark{background:#fff;color:var(--ink);}
.footer-brand .brand-name{color:#fff;}
.footer-desc{font-size:14px;line-height:1.85;color:rgba(255,255,255,.68);max-width:380px;}
.footer-col h4{font-size:15px;font-weight:700;margin-bottom:18px;color:#fff;}
.footer-col ul{display:flex;flex-direction:column;gap:12px;}
.footer-col a{font-size:14px;color:rgba(255,255,255,.72);}
.footer-col a:hover{color:var(--jade);text-decoration:underline;text-underline-offset:4px;}
.footer-contact{font-size:14px;line-height:1.85;color:rgba(255,255,255,.68);}
.footer-contact strong{display:block;color:#fff;margin-bottom:6px;font-size:15px;}
.footer-bottom{
  border-top:1px solid rgba(255,255,255,.12);
  padding:22px 0;display:flex;flex-wrap:wrap;align-items:center;justify-content:space-between;gap:14px;
  font-size:13px;color:rgba(255,255,255,.6);
}
.footer-bottom a{color:rgba(255,255,255,.72);}
.footer-bottom a:hover{color:var(--jade);}

/* ---------- 滚动动效 ---------- */
.reveal{opacity:0;transform:translateY(12px);transition:opacity 500ms cubic-bezier(.2,.7,.2,1),transform 500ms cubic-bezier(.2,.7,.2,1);}
.reveal.in{opacity:1;transform:translateY(0);}

/* ---------- 响应式 ---------- */
@media (max-width:1280px){
  .nav-link{padding:8px 9px;font-size:14px;}
  .header-inner{gap:18px;}
}
@media (max-width:1024px){
  .section{padding:72px 0;}
  .hero-grid{grid-template-columns:1fr;gap:36px;}
  .cat-hero{padding:40px 0 60px;}
  .timeline{grid-template-columns:repeat(2,1fr);}
  .step{border-right:1px solid var(--line);border-bottom:1px solid var(--line);}
  .step:nth-child(2n){border-right:0;}
  .step:nth-child(n+3){border-bottom:0;}
  .card-grid{grid-template-columns:repeat(2,1fr);}
  .faq-layout{grid-template-columns:1fr;gap:32px;}
  .footer-grid{grid-template-columns:1fr 1fr;gap:32px;}
  .cta-lite{flex-direction:column;align-items:flex-start;padding:32px;}
}
@media (max-width:900px){
  .nav-main{display:none;}
  .hamburger{display:inline-flex;flex-direction:column;align-items:center;justify-content:center;}
  .header-actions .btn{display:none;}
  .header-inner{height:64px;justify-content:space-between;}
}
@media (max-width:768px){
  .container{padding:0 16px;}
  .section{padding:64px 0;}
  .section-head{flex-direction:column;align-items:flex-start;gap:14px;margin-bottom:28px;}
  .section-head h2{font-size:25px;}
  .cat-hero h1{margin:18px 0 14px;}
  .hero-stats{grid-template-columns:1fr;gap:16px;}
  .hero-stats .stat{border-right:0;border-bottom:1px solid var(--line);padding:0 0 12px;}
  .hero-stats .stat:last-child{border-bottom:0;padding-bottom:0;}
  .filter-bar{margin-top:-24px;padding:14px 16px;}
  .timeline{grid-template-columns:1fr;}
  .step{border-right:0;border-bottom:1px solid var(--line);}
  .step:last-child{border-bottom:0;}
  .card-grid{grid-template-columns:1fr;}
  /* 表格转卡片 */
  table.compare thead{display:none;}
  table.compare,table.compare tbody,table.compare tr,table.compare td{display:block;width:100%;}
  table.compare tr{
    border:1px solid var(--line);border-radius:var(--r-md);
    margin:14px;padding:8px 4px;background:var(--surface);
  }
  table.compare tbody td{
    display:flex;align-items:flex-start;justify-content:space-between;gap:16px;
    padding:10px 14px;border-bottom:1px dashed var(--line);
  }
  table.compare tbody tr td:last-child{border-bottom:0;}
  table.compare tbody td::before{
    content:attr(data-label);flex:none;font-size:13px;color:var(--ink-3);font-weight:600;
  }
  table.compare tbody td .cell{text-align:right;}
  .cta-lite{padding:26px;}
  .cta-lite .actions{width:100%;}
  .cta-lite .actions .btn{flex:1;}
  .footer-grid{grid-template-columns:1fr;}
  .site-footer{padding-top:56px;margin-top:64px;}
}
@media (max-width:520px){
  body{font-size:15px;}
  .brand-name{font-size:17px;}
  .hero-actions .btn{width:100%;}
  .card .body{padding:18px;}
  .info-panel{padding:22px;}
}
@media (prefers-reduced-motion:reduce){
  *{animation:none!important;transition:none!important;}
  .reveal{opacity:1;transform:none;}
  html{scroll-behavior:auto;}
}

/* roulang page: category4 */
:root{
  --ink:#0B0D0C;
  --jade:#16C79A;
  --orange:#FF5C35;
  --orange-dark:#E64A24;
  --paper:#F7F6F2;
  --mist:#EFEFEA;
  --white:#FFFFFF;
  --text:#0B0D0C;
  --text-2:#3D403C;
  --text-3:#777A74;
  --line:#E5E3DC;
  --error:#D64545;
  --jade-soft:rgba(22,199,154,.12);
  --jade-line:rgba(22,199,154,.30);
  --r-sm:6px;
  --r-md:10px;
  --r-lg:16px;
  --r-pill:999px;
  --sh-1:0 1px 2px rgba(11,13,12,.04);
  --sh-2:0 12px 30px rgba(11,13,12,.08);
  --sh-3:0 24px 60px rgba(11,13,12,.12);
  --ease:cubic-bezier(.2,.7,.2,1);
  --container:1280px;
  --font-cn:"Noto Sans SC","Source Han Sans SC","PingFang SC","Microsoft YaHei",system-ui,sans-serif;
  --font-num:"Inter","DIN Alternate",system-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;
  letter-spacing:.01em;
  color:var(--text);
  background:var(--paper);
}
img{max-width:100%;display:block;height:auto;}
a{color:inherit;text-decoration:none;}
button,input,select,textarea{font:inherit;color:inherit;}
h1,h2,h3,h4{margin:0;letter-spacing:-.02em;line-height:1.2;font-weight:800;}
p{margin:0;}
ul{margin:0;padding:0;list-style:none;}
:focus-visible{outline:2px solid var(--jade);outline-offset:2px;}
.container{width:100%;max-width:var(--container);margin:0 auto;padding:0 24px;}
.section{padding:104px 0;}
.section-tight{padding:72px 0;}
.section-mist{background:var(--mist);}
.eyebrow{
  display:inline-flex;align-items:center;gap:10px;
  font-family:var(--font-num);font-size:12px;letter-spacing:.18em;
  text-transform:uppercase;color:var(--text-3);font-weight:600;
}
.eyebrow::before{content:"";width:22px;height:1px;background:var(--jade);}
.section-head{display:flex;align-items:flex-end;justify-content:space-between;gap:24px;margin-bottom:44px;}
.section-head h2{font-size:clamp(24px,3vw,32px);}
.section-head .lead{margin-top:12px;color:var(--text-2);font-size:15px;max-width:640px;}
.text-link{
  color:var(--ink);font-weight:600;font-size:15px;
  border-bottom:1px solid var(--ink);padding-bottom:2px;
  transition:color .2s var(--ease),border-color .2s var(--ease);
  white-space:nowrap;
}
.text-link:hover{color:var(--jade);border-color:var(--jade);}
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  height:48px;padding:0 26px;border-radius:var(--r-sm);
  font-weight:600;font-size:15px;border:1px solid transparent;
  cursor:pointer;transition:all .22s var(--ease);
}
.btn-primary{background:var(--orange);color:#fff;box-shadow:var(--sh-1);}
.btn-primary:hover{background:var(--orange-dark);transform:translateY(-2px);box-shadow:var(--sh-2);}
.btn-outline{background:transparent;color:var(--ink);border-color:var(--ink);}
.btn-outline:hover{background:var(--ink);color:#fff;transform:translateY(-2px);}
.btn-sm{height:38px;padding:0 18px;font-size:14px;}
.btn-pill{height:40px;padding:0 20px;border-radius:var(--r-pill);font-size:14px;}
.btn-block{width:100%;}
.badge{
  display:inline-flex;align-items:center;gap:6px;
  padding:4px 12px;border-radius:var(--r-pill);
  font-size:12px;font-weight:600;letter-spacing:.02em;
  background:var(--jade-soft);color:#0E9B78;
}
.badge-dark{background:var(--ink);color:#fff;}

/* ===== Header ===== */
.site-header{
  position:sticky;top:0;z-index:120;
  background:var(--paper);
  border-bottom:1px solid var(--line);
}
.header-inner{
  height:72px;display:flex;align-items:center;gap:24px;
}
.brand{display:flex;align-items:center;gap:10px;flex-shrink:0;}
.brand-mark{
  width:36px;height:36px;border-radius:10px;background:var(--ink);
  color:var(--jade);display:grid;place-items:center;
  font-weight:800;font-size:17px;letter-spacing:0;
}
.brand-name{font-size:18px;font-weight:800;letter-spacing:-.02em;}
.nav-main{display:flex;align-items:center;gap:28px;margin-left:8px;}
.nav-link{
  position:relative;font-size:15px;font-weight:600;color:var(--text-2);
  padding:6px 0;transition:color .2s var(--ease);white-space:nowrap;
}
.nav-link:hover{color:var(--jade);}
.nav-link.active{color:var(--ink);}
.nav-link.active::after{
  content:"";position:absolute;left:0;right:0;bottom:-10px;height:2px;
  background:var(--jade);border-radius:2px;
}
.header-actions{margin-left:auto;display:flex;align-items:center;gap:12px;}
.icon-btn{
  width:40px;height:40px;border-radius:var(--r-pill);
  border:1px solid var(--line);background:var(--white);
  display:grid;place-items:center;cursor:pointer;
  transition:all .2s var(--ease);
}
.icon-btn:hover{border-color:var(--jade-line);color:var(--jade);}
.icon-btn svg{width:18px;height:18px;}
.hamburger{
  display:none;width:42px;height:42px;border-radius:var(--r-sm);
  border:1px solid var(--line);background:var(--white);
  cursor:pointer;padding:0;place-items:center;
}
.hamburger span{display:block;width:18px;height:2px;background:var(--ink);border-radius:2px;margin:3px auto;transition:all .2s var(--ease);}

/* ===== Drawer ===== */
.drawer{
  position:fixed;inset:0 0 0 auto;width:min(88vw,380px);
  background:var(--ink);color:#fff;z-index:200;
  transform:translateX(105%);transition:transform .3s var(--ease);
  padding:26px 24px;overflow-y:auto;
}
.drawer.is-open{transform:translateX(0);}
.drawer-head{display:flex;align-items:center;justify-content:space-between;margin-bottom:32px;}
.drawer .brand-mark{background:#fff;color:var(--ink);}
.drawer-close{
  width:40px;height:40px;border-radius:var(--r-pill);background:transparent;
  border:1px solid rgba(255,255,255,.24);color:#fff;cursor:pointer;
}
.drawer-links{display:flex;flex-direction:column;gap:4px;margin-bottom:28px;}
.drawer-links a{
  padding:14px 12px;border-radius:var(--r-md);font-size:16px;font-weight:600;
  color:rgba(255,255,255,.82);transition:all .2s var(--ease);
}
.drawer-links a:hover,.drawer-links a.active{background:rgba(255,255,255,.07);color:var(--jade);}
.drawer-note{font-size:13px;line-height:1.8;color:rgba(255,255,255,.55);margin-bottom:22px;}
.overlay{
  position:fixed;inset:0;background:rgba(11,13,12,.5);z-index:190;
  opacity:0;visibility:hidden;transition:all .3s var(--ease);
}
.overlay.is-open{opacity:1;visibility:visible;}
body.no-scroll{overflow:hidden;}

/* ===== Breadcrumb ===== */
.breadcrumb{
  display:flex;align-items:center;gap:10px;flex-wrap:wrap;
  font-size:13px;color:var(--text-3);padding-top:32px;
}
.breadcrumb a{transition:color .2s var(--ease);}
.breadcrumb a:hover{color:var(--jade);}
.breadcrumb .sep{width:12px;height:1px;background:var(--line);display:inline-block;}
.breadcrumb .current{color:var(--jade);font-weight:600;}

/* ===== Hero ===== */
.hero{
  position:relative;overflow:hidden;
  padding:48px 0 92px;
  background-image:linear-gradient(100deg,rgba(247,246,242,.97) 0%,rgba(247,246,242,.90) 46%,rgba(247,246,242,.55) 100%),url('/assets/images/backpic/back-1.png');
  background-size:cover;background-position:center right;
}
.hero-grid{display:grid;grid-template-columns:minmax(0,1.15fr) minmax(0,.85fr);gap:56px;align-items:center;}
.hero-tag{
  display:inline-flex;align-items:center;gap:10px;
  border:1px solid var(--line);border-radius:var(--r-pill);
  padding:6px 16px;font-family:var(--font-num);font-size:12px;
  letter-spacing:.16em;font-weight:600;color:var(--text-2);background:rgba(255,255,255,.7);
}
.hero-tag b{color:var(--jade);font-weight:800;}
.hero h1{font-size:clamp(32px,4.4vw,56px);line-height:1.1;margin:24px 0 20px;font-weight:800;}
.hero-sub{font-size:17px;line-height:1.85;color:var(--text-2);max-width:560px;}
.hero-actions{display:flex;flex-wrap:wrap;gap:14px;margin-top:34px;}
.hero-stats{
  display:grid;grid-template-columns:repeat(3,1fr);gap:24px;
  border-top:1px solid var(--line);margin-top:44px;padding-top:26px;
}
.stat-num{font-family:var(--font-num);font-size:32px;font-weight:800;letter-spacing:-.02em;line-height:1.1;}
.stat-num em{font-style:normal;font-size:16px;font-weight:600;color:var(--text-3);margin-left:2px;}
.stat-label{font-size:13px;color:var(--text-3);margin-top:6px;}
.hero-visual{position:relative;}
.hero-visual img{
  width:100%;border-radius:var(--r-lg);box-shadow:var(--sh-3);
  object-fit:cover;aspect-ratio:4/3;
}
.hero-float{
  position:absolute;left:-18px;bottom:-24px;background:var(--white);
  border:1px solid var(--line);border-radius:var(--r-md);
  box-shadow:var(--sh-2);padding:16px 20px;max-width:260px;
}
.hero-float strong{display:block;font-size:15px;margin-bottom:4px;}
.hero-float span{font-size:13px;color:var(--text-3);line-height:1.7;}

/* ===== Cards ===== */
.card{
  background:var(--white);border:1px solid var(--line);border-radius:var(--r-md);
  box-shadow:var(--sh-1);overflow:hidden;
  transition:transform .24s var(--ease),box-shadow .24s var(--ease),border-color .24s var(--ease);
}
.card:hover{transform:translateY(-4px);box-shadow:var(--sh-2);border-color:var(--jade-line);}
.card-body{padding:22px;}
.card h3{font-size:19px;margin-bottom:10px;line-height:1.4;}
.card p{font-size:14px;color:var(--text-2);line-height:1.8;}
.grid-3{display:grid;grid-template-columns:repeat(3,1fr);gap:24px;}
.grid-4{display:grid;grid-template-columns:repeat(4,1fr);gap:24px;}
.grid-2{display:grid;grid-template-columns:repeat(2,1fr);gap:24px;}

.point{
  background:var(--white);border:1px solid var(--line);border-radius:var(--r-md);
  padding:26px 22px;transition:all .24s var(--ease);
}
.point:hover{border-color:var(--jade-line);box-shadow:var(--sh-2);transform:translateY(-3px);}
.point-icon{
  width:44px;height:44px;border-radius:12px;background:var(--jade-soft);
  display:grid;place-items:center;color:#0E9B78;margin-bottom:16px;
}
.point-icon svg{width:22px;height:22px;}
.point h3{font-size:17px;margin-bottom:8px;}
.point p{font-size:14px;color:var(--text-2);line-height:1.8;}

/* guide cards */
.guide-card img{aspect-ratio:16/10;object-fit:cover;transition:transform .4s var(--ease);}
.guide-card:hover img{transform:scale(1.03);}
.guide-card .card-body{padding:20px;}
.guide-meta{display:flex;align-items:center;justify-content:space-between;gap:12px;margin-bottom:10px;}
.guide-card h3{font-size:17px;}
.guide-num{
  font-family:var(--font-num);font-size:12px;font-weight:700;
  color:var(--text-3);letter-spacing:.08em;
}

/* steps */
.steps{display:grid;grid-template-columns:repeat(3,1fr);gap:0;border-top:1px solid var(--line);margin-top:44px;}
.step{padding:32px 26px 8px;border-right:1px solid var(--line);position:relative;}
.step:last-child{border-right:0;}
.step::before{
  content:"";position:absolute;top:-1px;left:26px;width:44px;height:3px;
  background:var(--jade);border-radius:3px;
}
.step-num{font-family:var(--font-num);font-size:13px;font-weight:700;color:var(--jade);letter-spacing:.1em;}
.step h3{font-size:18px;margin:12px 0 10px;}
.step p{font-size:14px;color:var(--text-2);line-height:1.8;}

/* ===== FAQ + Form ===== */
.support-grid{display:grid;grid-template-columns:minmax(0,1.35fr) minmax(0,1fr);gap:36px;align-items:start;}
.faq-list{display:flex;flex-direction:column;gap:14px;}
.faq-item{
  background:var(--white);border:1px solid var(--line);border-radius:8px;
  transition:border-color .22s var(--ease),box-shadow .22s var(--ease);
}
.faq-item.open{border-color:var(--jade-line);box-shadow:var(--sh-2);}
.faq-q{
  width:100%;display:flex;align-items:center;justify-content:space-between;gap:18px;
  padding:20px 22px;background:transparent;border:0;cursor:pointer;text-align:left;
  font-size:17px;font-weight:600;line-height:1.6;position:relative;
}
.faq-item.open .faq-q::before{
  content:"";position:absolute;left:0;top:14px;bottom:14px;width:3px;
  background:var(--jade);border-radius:0 3px 3px 0;
}
.faq-sign{
  flex-shrink:0;width:22px;height:22px;position:relative;
}
.faq-sign::before,.faq-sign::after{
  content:"";position:absolute;background:var(--jade);border-radius:2px;
  transition:transform .22s var(--ease),opacity .22s var(--ease);
}
.faq-sign::before{left:0;right:0;top:10px;height:2px;}
.faq-sign::after{top:0;bottom:0;left:10px;width:2px;}
.faq-item.open .faq-sign::after{transform:scaleY(0);opacity:0;}
.faq-panel{display:grid;grid-template-rows:0fr;transition:grid-template-rows .22s var(--ease);}
.faq-item.open .faq-panel{grid-template-rows:1fr;}
.faq-panel-inner{overflow:hidden;}
.faq-panel p{
  padding:0 22px 22px;font-size:15px;line-height:1.85;color:var(--text-2);
}

.form-card{
  background:var(--white);border:1px solid var(--line);border-radius:var(--r-md);
  padding:28px 26px;box-shadow:var(--sh-2);position:sticky;top:96px;
}
.form-card h3{font-size:20px;margin-bottom:8px;}
.form-card .form-sub{font-size:14px;color:var(--text-2);line-height:1.8;margin-bottom:22px;}
.field{margin-bottom:16px;}
.field label{display:block;font-size:13px;font-weight:600;color:var(--text-2);margin-bottom:8px;}
.field input,.field select,.field textarea{
  width:100%;height:44px;padding:0 14px;border-radius:var(--r-sm);
  border:1px solid var(--line);background:var(--white);
  font-size:14px;transition:border-color .2s var(--ease),box-shadow .2s var(--ease);
}
.field textarea{height:104px;padding:12px 14px;resize:vertical;line-height:1.7;}
.field input:focus,.field select:focus,.field textarea:focus{
  outline:none;border-color:var(--jade);box-shadow:0 0 0 3px rgba(22,199,154,.16);
}
.field.has-error input,.field.has-error textarea{border-color:var(--error);}
.field-msg{font-size:12px;margin-top:6px;color:var(--error);display:none;}
.field.has-error .field-msg{display:block;}
.form-tip{font-size:12px;color:var(--text-3);line-height:1.7;margin-top:14px;}
.form-status{
  display:none;margin-top:16px;padding:12px 14px;border-radius:var(--r-sm);
  font-size:13px;background:var(--jade-soft);color:#0E9B78;font-weight:600;
}
.form-status.show{display:block;}

/* ===== Bottom CTA ===== */
.cta-lite{
  background:var(--mist);border:1px solid var(--line);border-radius:var(--r-lg);
  padding:36px 40px;display:flex;align-items:center;justify-content:space-between;gap:32px;
}
.cta-lite h2{font-size:24px;margin-bottom:10px;}
.cta-lite p{font-size:15px;color:var(--text-2);max-width:620px;line-height:1.8;}
.cta-lite .actions{display:flex;gap:14px;flex-wrap:wrap;flex-shrink:0;}

/* ===== Footer ===== */
.site-footer{background:var(--ink);color:#fff;padding:76px 0 28px;margin-top:0;}
.footer-grid{display:grid;grid-template-columns:1.4fr 1fr 1fr 1.2fr;gap:40px;}
.footer-brand{display:flex;align-items:center;gap:10px;margin-bottom:18px;}
.footer-brand .brand-mark{background:#fff;color:var(--ink);}
.footer-brand .brand-name{font-size:18px;font-weight:800;}
.footer-desc{font-size:14px;line-height:1.85;color:rgba(255,255,255,.62);max-width:360px;}
.footer-col h4{font-size:14px;font-weight:700;letter-spacing:.04em;margin-bottom:18px;color:#fff;}
.footer-col ul{display:flex;flex-direction:column;gap:12px;}
.footer-col a{font-size:14px;color:rgba(255,255,255,.66);transition:color .2s var(--ease);border-bottom:1px solid transparent;}
.footer-col a:hover{color:var(--jade);border-color:var(--jade);}
.footer-contact{font-size:14px;line-height:1.85;color:rgba(255,255,255,.62);}
.footer-contact strong{display:block;color:#fff;margin-bottom:6px;font-size:15px;}
.footer-bottom{
  margin-top:56px;padding-top:24px;border-top:1px solid rgba(255,255,255,.12);
  display:flex;align-items:center;justify-content:space-between;gap:16px;flex-wrap:wrap;
  font-size:13px;color:rgba(255,255,255,.5);
}
.footer-bottom a{color:rgba(255,255,255,.7);transition:color .2s var(--ease);}
.footer-bottom a:hover{color:var(--jade);}

/* ===== Reveal ===== */
.reveal{opacity:0;transform:translateY(12px);transition:opacity .5s var(--ease),transform .5s var(--ease);}
.reveal.is-visible{opacity:1;transform:none;}

/* ===== Responsive ===== */
@media (max-width:1180px){
  .nav-main{gap:18px;}
  .nav-link{font-size:14px;}
  .header-actions .btn-pill{display:none;}
}
@media (max-width:1024px){
  .section{padding:80px 0;}
  .hero-grid{grid-template-columns:1fr;gap:40px;}
  .hero-visual{max-width:560px;}
  .grid-4{grid-template-columns:repeat(2,1fr);}
  .grid-3{grid-template-columns:repeat(2,1fr);}
  .support-grid{grid-template-columns:1fr;}
  .form-card{position:static;}
  .footer-grid{grid-template-columns:1fr 1fr;gap:36px;}
}
@media (max-width:880px){
  .nav-main{display:none;}
  .hamburger{display:grid;}
  .header-actions .icon-btn{display:none;}
  .steps{grid-template-columns:1fr;}
  .step{border-right:0;border-bottom:1px solid var(--line);padding:28px 0 24px;}
  .step:last-child{border-bottom:0;}
  .step::before{left:0;}
}
@media (max-width:768px){
  .container{padding:0 16px;}
  .section{padding:64px 0;}
  .section-tight{padding:56px 0;}
  .section-head{flex-direction:column;align-items:flex-start;gap:14px;margin-bottom:32px;}
  .header-inner{height:56px;gap:14px;}
  .brand-name{font-size:17px;}
  .grid-2,.grid-3,.grid-4{grid-template-columns:1fr;}
  .hero{padding:24px 0 64px;}
  .hero-stats{grid-template-columns:1fr 1fr;gap:18px;}
  .hero-float{left:12px;bottom:-18px;max-width:230px;}
  .cta-lite{flex-direction:column;align-items:flex-start;padding:28px 22px;}
  .footer-grid{grid-template-columns:1fr;}
  .footer-bottom{flex-direction:column;align-items:flex-start;}
}
@media (max-width:480px){
  .hero h1{font-size:30px;}
  .stat-num{font-size:26px;}
  .btn{width:100%;}
  .hero-actions{flex-direction:column;}
  .cta-lite .actions{width:100%;}
}
@media (prefers-reduced-motion:reduce){
  *{transition:none!important;animation:none!important;scroll-behavior:auto!important;}
  .reveal{opacity:1;transform:none;}
}