/* roulang page: index */
/* ============ 设计变量 ============ */
:root{
  --bg:#0B0E0C;
  --surface:#171B18;
  --surface-2:#1E241F;
  --line:rgba(255,255,255,.08);
  --line-2:rgba(255,255,255,.16);
  --text:#ECEFE9;
  --text-2:#98A29A;
  --text-3:#6E7772;
  --lime:#C6F24E;
  --lime-dim:rgba(198,242,78,.32);
  --lime-soft:rgba(198,242,78,.10);
  --orange:#FF7A3D;
  --radius-card:20px;
  --radius-img:16px;
  --radius-btn:12px;
  --shadow:0 18px 40px -26px rgba(0,0,0,.7);
  --ease:cubic-bezier(.2,.7,.2,1);
}
/* ============ 基础 reset ============ */
*,*::before,*::after{box-sizing:border-box;}
html{-webkit-text-size-adjust:100%;}
body{
  margin:0;
  background:var(--bg);
  color:var(--text);
  font-family:"PingFang SC","Microsoft YaHei","Source Han Sans SC",system-ui,-apple-system,"Segoe UI",Roboto,sans-serif;
  font-size:16px;
  line-height:1.85;
  overflow-x:hidden;
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block;}
a{color:inherit;text-decoration:none;}
button,input{font-family:inherit;}
h1,h2,h3,h4,p,ul,ol,figure{margin:0;}
ul{list-style:none;padding:0;}
a:focus-visible,button:focus-visible,input:focus-visible{outline:2px solid var(--lime);outline-offset:2px;border-radius:6px;}
::selection{background:var(--lime);color:#0B0E0C;}

/* ============ 容器 ============ */
.container,.container-sm,.container-md,.container-lg,.container-xl{
  max-width:1240px;
  padding-left:24px;
  padding-right:24px;
}

/* ============ 顶部信息条 ============ */
.topbar{
  background:#080A09;
  border-bottom:1px solid var(--line);
  font-size:12px;
  height:38px;
}
.topbar .container{
  display:flex;
  align-items:center;
  gap:18px;
  height:38px;
}
.topbar-domain{
  color:var(--text-3);
  letter-spacing:.08em;
  font-variant-numeric:tabular-nums;
  white-space:nowrap;
}
.topbar-note{
  flex:1;
  min-width:0;
  color:var(--text-2);
  white-space:nowrap;
  overflow:hidden;
  text-overflow:ellipsis;
}
.topbar-note strong{color:var(--lime);font-weight:600;}
.topbar-cta{
  display:inline-flex;
  align-items:center;
  height:28px;
  padding:0 15px;
  border-radius:999px;
  border:1px solid var(--line-2);
  color:var(--text);
  font-size:12px;
  letter-spacing:.04em;
  transition:border-color .22s var(--ease),color .22s var(--ease),background .22s var(--ease);
  white-space:nowrap;
}
.topbar-cta:hover{border-color:var(--lime);color:var(--lime);background:var(--lime-soft);}

/* ============ 主导航 ============ */
.site-nav{
  position:sticky;
  top:0;
  z-index:1030;
  background:rgba(11,14,12,.86);
  backdrop-filter:blur(14px);
  -webkit-backdrop-filter:blur(14px);
  border-bottom:1px solid var(--line);
}
.site-nav .container{
  display:flex;
  align-items:center;
  gap:28px;
  height:68px;
}
.brand{display:flex;align-items:center;gap:11px;flex:none;}
.brand-mark{width:34px;height:34px;flex:none;}
.brand-text{display:flex;flex-direction:column;line-height:1;}
.brand-name{font-size:17px;font-weight:800;letter-spacing:-.01em;}
.brand-sub{font-size:10px;color:var(--text-3);letter-spacing:.22em;margin-top:4px;}
.nav-list{display:flex;align-items:center;gap:28px;margin-left:auto;}
.nav-link-x{
  position:relative;
  color:var(--text-2);
  font-size:15px;
  padding:8px 0;
  transition:color .22s var(--ease);
  white-space:nowrap;
}
.nav-link-x::after{
  content:"";
  position:absolute;
  left:50%;
  transform:translateX(-50%);
  bottom:0;
  width:0;
  height:2px;
  border-radius:2px;
  background:var(--lime);
  transition:width .22s var(--ease);
}
.nav-link-x:hover{color:var(--text);}
.nav-link-x:hover::after{width:24px;}
.nav-link-x.active{color:var(--text);font-weight:600;}
.nav-link-x.active::after{width:24px;}
.nav-cta{display:flex;align-items:center;gap:14px;flex:none;}
.nav-toggle{
  display:none;
  width:42px;height:42px;
  border-radius:12px;
  border:1px solid var(--line-2);
  background:transparent;
  align-items:center;
  justify-content:center;
  color:var(--text);
}

/* ============ 按钮 ============ */
.btn-lime{
  display:inline-flex;
  align-items:center;
  gap:9px;
  background:var(--lime);
  color:#0B0E0C;
  font-weight:700;
  font-size:15px;
  padding:12px 24px;
  border-radius:var(--radius-btn);
  border:1px solid transparent;
  cursor:pointer;
  transition:transform .24s var(--ease),box-shadow .24s var(--ease),background .24s var(--ease);
}
.btn-lime:hover{background:#D6FF63;transform:translateY(-2px);box-shadow:0 12px 30px -14px rgba(198,242,78,.75);}
.btn-lime .arrow{transition:transform .24s var(--ease);}
.btn-lime:hover .arrow{transform:translateX(4px);}
.btn-lime.sm{padding:9px 18px;font-size:14px;}
.btn-ghost{
  display:inline-flex;
  align-items:center;
  gap:9px;
  background:transparent;
  color:var(--text);
  font-weight:600;
  font-size:15px;
  padding:11px 23px;
  border-radius:var(--radius-btn);
  border:1.5px solid var(--line-2);
  cursor:pointer;
  transition:border-color .24s var(--ease),color .24s var(--ease),transform .24s var(--ease);
}
.btn-ghost:hover{border-color:var(--lime);color:var(--lime);transform:translateY(-2px);}
.btn-ghost.sm{padding:9px 18px;font-size:14px;}

/* ============ 通用板块 ============ */
.section{padding:96px 0;}
.section-sm{padding:72px 0;}
.section-xs{padding:56px 0;}
.section-head{
  display:flex;
  align-items:flex-end;
  justify-content:space-between;
  gap:28px;
  margin-bottom:46px;
}
.eyebrow{
  display:inline-block;
  font-size:12px;
  letter-spacing:.12em;
  text-transform:uppercase;
  color:var(--lime);
  font-weight:600;
  margin-bottom:12px;
  font-variant-numeric:tabular-nums;
}
.section-title{
  font-size:clamp(1.55rem,3vw,2.25rem);
  font-weight:700;
  line-height:1.25;
  letter-spacing:-.01em;
}
.section-sub{
  color:var(--text-2);
  font-size:15px;
  line-height:1.75;
  max-width:600px;
  margin-top:14px;
}
.link-more{
  display:inline-flex;
  align-items:center;
  gap:6px;
  font-size:14px;
  color:var(--text-2);
  white-space:nowrap;
  transition:color .22s var(--ease);
}
.link-more:hover{color:var(--lime);}
.link-more .arrow{transition:transform .22s var(--ease);}
.link-more:hover .arrow{transform:translateX(4px);}
.divider-1{border-top:1px solid var(--line);}

/* ============ Hero ============ */
.hero{
  position:relative;
  overflow:hidden;
  display:flex;
  align-items:center;
  min-height:78vh;
  padding:118px 0 52px;
  background:#0B0E0C;
}
.hero::before{
  content:"";
  position:absolute;
  inset:0;
  background:url('/assets/images/backpic/back-1.webp') center/cover no-repeat;
  opacity:.55;
}
.hero::after{
  content:"";
  position:absolute;
  inset:0;
  background:
    linear-gradient(180deg,rgba(11,14,12,.78) 0%,rgba(11,14,12,.9) 58%,#0B0E0C 100%),
    repeating-linear-gradient(115deg,rgba(255,255,255,.035) 0 2px,transparent 2px 13px);
}
.hero .container{position:relative;z-index:2;}
.hero-inner{width:100%;}
.hero-badge{
  display:inline-flex;
  align-items:center;
  gap:9px;
  height:30px;
  padding:0 14px;
  border-radius:999px;
  border:1px solid var(--lime-dim);
  background:var(--lime-soft);
  color:var(--lime);
  font-size:12px;
  letter-spacing:.08em;
  margin-bottom:22px;
}
.hero-badge .dot{width:6px;height:6px;border-radius:50%;background:var(--lime);}
.hero-title{
  font-size:clamp(2.2rem,5vw,3.75rem);
  font-weight:800;
  line-height:1.08;
  letter-spacing:-.02em;
  margin-bottom:22px;
}
.hero-title em{font-style:normal;color:var(--lime);}
.hero-sub{
  color:var(--text-2);
  font-size:17px;
  line-height:1.8;
  max-width:590px;
  margin-bottom:34px;
}
.hero-actions{display:flex;flex-wrap:wrap;gap:14px;margin-bottom:48px;}
.hero-stats{
  display:flex;
  flex-wrap:wrap;
  gap:0;
  border-top:1px solid var(--line);
  padding-top:26px;
}
.stat{
  padding-right:38px;
  margin-right:38px;
  border-right:1px solid var(--line);
}
.stat:last-child{border-right:none;margin-right:0;padding-right:0;}
.stat strong{
  display:block;
  font-size:32px;
  font-weight:800;
  color:var(--lime);
  line-height:1.1;
  font-variant-numeric:tabular-nums;
  letter-spacing:-.02em;
}
.stat span{display:block;font-size:12px;color:var(--text-3);margin-top:6px;letter-spacing:.04em;}

.hero-card{
  border:1px solid var(--line-2);
  border-radius:var(--radius-card);
  background:var(--surface);
  overflow:hidden;
  box-shadow:var(--shadow);
}
.hero-card-img{aspect-ratio:16/11;overflow:hidden;}
.hero-card-img img{width:100%;height:100%;object-fit:cover;}
.hero-card-body{padding:22px 24px 24px;}
.hero-card-tag{
  display:inline-flex;align-items:center;height:24px;padding:0 11px;border-radius:999px;
  background:rgba(255,122,61,.14);color:var(--orange);font-size:12px;
  border:1px solid rgba(255,122,61,.34);margin-bottom:12px;
}
.hero-card-title{font-size:17px;font-weight:700;line-height:1.5;margin-bottom:8px;}
.hero-card-text{font-size:13.5px;color:var(--text-2);line-height:1.7;}

/* ============ 玩法步骤 ============ */
.steps{display:grid;grid-template-columns:repeat(4,1fr);gap:24px;}
.step{position:relative;padding-top:52px;}
.step::before{
  content:"";
  position:absolute;
  top:16px;
  left:34px;
  right:-24px;
  border-top:1px dashed rgba(255,255,255,.16);
}
.step:last-child::before{display:none;}
.step-num{
  position:absolute;
  top:0;left:0;
  width:34px;height:34px;
  border-radius:10px;
  display:grid;place-items:center;
  background:var(--surface);
  border:1px solid var(--line-2);
  color:var(--text-2);
  font-size:13px;
  font-weight:700;
  font-variant-numeric:tabular-nums;
  transition:border-color .24s var(--ease),color .24s var(--ease),background .24s var(--ease);
}
.step.is-active .step-num{background:var(--lime);color:#0B0E0C;border-color:transparent;}
.step:hover .step-num{border-color:var(--lime-dim);color:var(--lime);}
.step:hover .step-num{background:var(--surface-2);}
.step.is-active:hover .step-num{background:var(--lime);color:#0B0E0C;}
.step-title{font-size:17px;font-weight:700;margin-bottom:10px;}
.step-text{font-size:14px;color:var(--text-2);line-height:1.8;}

/* ============ 奖励预览 ============ */
.reward-grid{display:grid;grid-template-columns:1.3fr 1fr;gap:24px;}
.reward-main{
  position:relative;
  border:1px solid var(--line);
  border-radius:var(--radius-card);
  overflow:hidden;
  min-height:400px;
  display:flex;
  align-items:flex-end;
  transition:border-color .28s var(--ease),transform .28s var(--ease);
}
.reward-main:hover{border-color:var(--lime-dim);transform:translateY(-4px);}
.reward-main img{position:absolute;inset:0;width:100%;height:100%;object-fit:cover;}
.reward-main::after{
  content:"";
  position:absolute;inset:0;
  background:linear-gradient(180deg,rgba(11,14,12,.1) 0%,rgba(11,14,12,.92) 78%);
}
.reward-main-body{position:relative;z-index:2;padding:30px;}
.reward-main-body h3{font-size:22px;font-weight:700;margin:12px 0 10px;}
.reward-main-body p{font-size:14px;color:var(--text-2);line-height:1.8;}
.reward-side{display:grid;grid-template-rows:1fr 1fr;gap:24px;}
.reward-item{
  position:relative;
  border:1px solid var(--line);
  border-radius:var(--radius-card);
  overflow:hidden;
  display:flex;
  align-items:flex-end;
  min-height:160px;
  transition:border-color .28s var(--ease),transform .28s var(--ease);
}
.reward-item:hover{border-color:var(--lime-dim);transform:translateY(-4px);}
.reward-item img{position:absolute;inset:0;width:100%;height:100%;object-fit:cover;}
.reward-item::after{content:"";position:absolute;inset:0;background:linear-gradient(180deg,rgba(11,14,12,.15),rgba(11,14,12,.9));}
.reward-item-body{position:relative;z-index:2;padding:22px 24px;}
.reward-item-body strong{display:block;font-size:16px;font-weight:700;margin-bottom:6px;}
.reward-item-body span{font-size:13px;color:var(--text-2);}
.badge-lvl{
  display:inline-flex;align-items:center;height:24px;padding:0 11px;border-radius:999px;
  font-size:12px;border:1px solid var(--line-2);color:var(--text-2);background:rgba(11,14,12,.6);
}
.badge-lvl.lime{border-color:var(--lime-dim);color:var(--lime);background:var(--lime-soft);}
.badge-lvl.orange{border-color:rgba(255,122,61,.34);color:var(--orange);background:rgba(255,122,61,.12);}

/* 横向卡带 */
.rail-wrap{margin-top:34px;}
.rail{
  display:flex;
  gap:20px;
  overflow-x:auto;
  padding:6px 4px 20px;
  scroll-snap-type:x mandatory;
  scrollbar-width:thin;
}
.rail::-webkit-scrollbar{height:6px;}
.rail::-webkit-scrollbar-track{background:rgba(255,255,255,.05);border-radius:999px;}
.rail::-webkit-scrollbar-thumb{background:rgba(255,255,255,.16);border-radius:999px;}
.rail-card{
  flex:0 0 268px;
  scroll-snap-align:start;
  border:1px solid var(--line);
  border-radius:var(--radius-card);
  background:var(--surface);
  overflow:hidden;
  transition:border-color .28s var(--ease),transform .28s var(--ease),box-shadow .28s var(--ease);
}
.rail-card:hover{border-color:var(--lime-dim);transform:translateY(-4px);box-shadow:var(--shadow);}
.rail-thumb{aspect-ratio:16/10;overflow:hidden;}
.rail-thumb img{width:100%;height:100%;object-fit:cover;}
.rail-body{padding:18px 20px 20px;}
.rail-body strong{display:block;font-size:15.5px;font-weight:600;margin:10px 0 6px;line-height:1.5;}
.rail-body p{font-size:13px;color:var(--text-2);line-height:1.7;}

/* ============ 进度与时间轴 ============ */
.progress-row{display:grid;grid-template-columns:repeat(3,1fr);gap:24px;margin-bottom:40px;}
.progress-item{
  border:1px solid var(--line);
  border-radius:16px;
  background:var(--surface);
  padding:22px 24px;
}
.progress-top{display:flex;align-items:baseline;justify-content:space-between;margin-bottom:14px;}
.progress-top span{font-size:14px;color:var(--text-2);}
.progress-top strong{font-size:22px;font-weight:800;color:var(--lime);font-variant-numeric:tabular-nums;letter-spacing:-.02em;}
.bar{height:8px;border-radius:4px;background:rgba(255,255,255,.08);overflow:hidden;}
.bar > span{
  display:block;
  height:100%;
  border-radius:4px;
  background:linear-gradient(90deg,var(--lime),var(--orange));
  animation:breathe 2.4s ease-in-out infinite;
}
@keyframes breathe{
  0%,100%{box-shadow:0 0 0 0 rgba(198,242,78,0);}
  50%{box-shadow:0 0 14px 0 rgba(198,242,78,.45);}
}
.timeline{display:grid;grid-template-columns:repeat(4,1fr);gap:20px;}
.phase{
  border:1px solid var(--line);
  border-radius:16px;
  padding:20px;
  background:var(--surface);
  transition:border-color .26s var(--ease);
}
.phase:hover{border-color:var(--lime-dim);}
.phase-name{font-size:15px;font-weight:600;margin-bottom:12px;}
.phase-meta{display:flex;align-items:center;justify-content:space-between;gap:10px;margin-bottom:14px;}
.phase-badge{
  display:inline-flex;align-items:center;height:22px;padding:0 10px;border-radius:999px;
  font-size:11.5px;border:1px solid var(--line-2);color:var(--text-2);
}
.phase-badge.done{border-color:var(--lime-dim);color:var(--lime);background:var(--lime-soft);}
.phase-badge.doing{border-color:rgba(255,122,61,.34);color:var(--orange);background:rgba(255,122,61,.12);}
.phase-pct{font-size:13px;color:var(--text-3);font-variant-numeric:tabular-nums;}

/* ============ 内容卡片 ============ */
.news-card{
  display:flex;
  flex-direction:column;
  height:100%;
  background:var(--surface);
  border:1px solid var(--line);
  border-radius:var(--radius-card);
  overflow:hidden;
  transition:transform .28s var(--ease),border-color .28s var(--ease),box-shadow .28s var(--ease);
}
.news-card:hover{transform:translateY(-4px);border-color:var(--lime-dim);box-shadow:var(--shadow);}
.news-thumb{aspect-ratio:16/10;overflow:hidden;background:#111512;}
.news-thumb img{width:100%;height:100%;object-fit:cover;transition:transform .5s var(--ease);}
.news-card:hover .news-thumb img{transform:scale(1.05);}
.news-body{padding:20px;display:flex;flex-direction:column;gap:12px;flex:1;}
.chip{
  display:inline-flex;align-items:center;align-self:flex-start;
  height:24px;padding:0 11px;border-radius:999px;
  font-size:12px;border:1px solid var(--lime-dim);color:var(--lime);background:var(--lime-soft);
}
.news-title{
  font-size:16px;font-weight:600;line-height:1.5;
  display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;
}
.news-sum{
  font-size:13.5px;color:var(--text-2);line-height:1.7;
  display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;
}
.news-meta{
  margin-top:auto;padding-top:6px;
  font-size:12px;color:var(--text-3);
  display:flex;gap:12px;align-items:center;
  font-variant-numeric:tabular-nums;
}
.empty{
  border:1px dashed var(--line-2);
  border-radius:var(--radius-card);
  padding:56px 24px;
  text-align:center;
}
.empty svg{margin:0 auto 16px;display:block;opacity:.6;}
.empty p{color:var(--text-2);font-size:15px;margin-bottom:20px;}

/* ============ 查阅体验 ============ */
.assure-grid{display:grid;grid-template-columns:0.85fr 1.15fr;gap:56px;align-items:start;}
.assure-lead{font-size:15px;color:var(--text-2);line-height:1.85;margin-top:18px;}
.assure-list{border-top:1px solid var(--line);}
.assure-item{
  display:flex;
  gap:20px;
  padding:24px 0;
  border-bottom:1px solid var(--line);
}
.assure-idx{
  flex:none;
  font-size:12px;
  color:var(--lime);
  letter-spacing:.12em;
  padding-top:4px;
  font-variant-numeric:tabular-nums;
}
.assure-item strong{display:block;font-size:16px;font-weight:600;margin-bottom:7px;}
.assure-item p{font-size:14px;color:var(--text-2);line-height:1.8;}

/* ============ FAQ ============ */
.faq{max-width:880px;}
.faq-item{border-bottom:1px solid var(--line);}
.faq-q{
  width:100%;
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:20px;
  background:transparent;
  border:none;
  color:var(--text);
  text-align:left;
  font-size:16.5px;
  font-weight:600;
  padding:24px 0;
  cursor:pointer;
  transition:color .22s var(--ease);
}
.faq-q:hover{color:var(--lime);}
.faq-plus{
  flex:none;
  position:relative;
  width:18px;height:18px;
  transition:transform .26s var(--ease);
}
.faq-plus::before,.faq-plus::after{
  content:"";
  position:absolute;
  background:var(--lime);
  border-radius:2px;
}
.faq-plus::before{left:0;top:8px;width:18px;height:2px;}
.faq-plus::after{top:0;left:8px;width:2px;height:18px;}
.faq-item.open .faq-plus{transform:rotate(45deg);}
.faq-a{max-height:0;overflow:hidden;transition:max-height .26s var(--ease);}
.faq-a-inner{padding:0 0 26px;color:var(--text-2);font-size:14.5px;line-height:1.85;max-width:760px;}

/* ============ CTA ============ */
.cta-band{
  border-top:1px solid var(--line);
  border-bottom:1px solid var(--line);
  background:var(--lime);
  color:#0B0E0C;
}
.cta-inner{
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:32px;
  padding:56px 0;
  flex-wrap:wrap;
}
.cta-title{font-size:clamp(1.4rem,2.6vw,2rem);font-weight:800;line-height:1.3;letter-spacing:-.01em;}
.cta-text{font-size:14.5px;margin-top:10px;color:rgba(11,14,12,.72);max-width:560px;}
.btn-dark{
  display:inline-flex;align-items:center;gap:9px;
  background:#0B0E0C;color:var(--lime);
  font-weight:700;font-size:15px;
  padding:13px 26px;border-radius:var(--radius-btn);border:1px solid transparent;
  transition:transform .24s var(--ease),box-shadow .24s var(--ease);
}
.btn-dark:hover{transform:translateY(-2px);box-shadow:0 14px 30px -16px rgba(11,14,12,.9);color:var(--lime);}
.btn-dark .arrow{transition:transform .24s var(--ease);}
.btn-dark:hover .arrow{transform:translateX(4px);}

/* ============ 页脚 ============ */
.site-footer{border-top:1px solid var(--line);background:#0A0D0B;padding-top:72px;}
.footer-grid{display:grid;grid-template-columns:1.4fr .8fr .8fr 1.3fr;gap:44px;}
.footer-brand{display:flex;align-items:center;gap:11px;margin-bottom:18px;}
.footer-about{font-size:14px;color:var(--text-2);line-height:1.8;max-width:320px;}
.footer-title{font-size:13px;font-weight:700;letter-spacing:.08em;color:var(--text);margin-bottom:18px;}
.footer-list li{margin-bottom:11px;}
.footer-list a{font-size:14px;color:var(--text-2);transition:color .22s var(--ease);}
.footer-list a:hover{color:var(--lime);}
.subscribe{display:flex;gap:10px;margin-top:6px;}
.subscribe input{
  flex:1;
  min-width:0;
  background:#121613;
  border:1px solid var(--line-2);
  border-radius:var(--radius-btn);
  color:var(--text);
  font-size:14px;
  padding:11px 14px;
  transition:border-color .22s var(--ease),box-shadow .22s var(--ease);
}
.subscribe input::placeholder{color:var(--text-3);}
.subscribe input:focus{outline:none;border-color:var(--lime);box-shadow:0 0 0 2px rgba(198,242,78,.22);}
.subscribe button{
  flex:none;
  background:var(--lime);
  color:#0B0E0C;
  font-weight:700;
  font-size:14px;
  border:none;
  border-radius:var(--radius-btn);
  padding:0 20px;
  cursor:pointer;
  transition:background .22s var(--ease);
}
.subscribe button:hover{background:#D6FF63;}
.form-note{font-size:12.5px;color:var(--text-3);margin-top:12px;min-height:20px;}
.form-note.ok{color:var(--lime);}
.form-note.err{color:var(--orange);}
.footer-bottom{
  margin-top:56px;
  border-top:1px solid var(--line);
  padding:22px 0;
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:16px;
  flex-wrap:wrap;
  font-size:12.5px;
  color:var(--text-3);
}
.footer-bottom .plain-domain{letter-spacing:.08em;}

/* ============ 移动端抽屉 ============ */
.offcanvas.offcanvas-dark{
  background:#0B0E0C;
  color:var(--text);
  border-left:1px solid var(--line);
  width:300px;
}
.offcanvas-dark .offcanvas-header{
  border-bottom:1px solid var(--line);
  padding:18px 22px;
}
.offcanvas-dark .btn-close{filter:invert(1) grayscale(1) brightness(1.6);}
.mob-link{
  display:flex;
  align-items:center;
  justify-content:space-between;
  padding:16px 22px;
  font-size:15.5px;
  color:var(--text-2);
  border-bottom:1px solid var(--line);
  transition:color .22s var(--ease),background .22s var(--ease);
}
.mob-link:hover{color:var(--text);background:rgba(255,255,255,.03);}
.mob-link.active{color:var(--lime);font-weight:600;}
.mob-cta{padding:22px;}

/* ============ 入场动效 ============ */
.reveal{opacity:0;transform:translateY(12px);transition:opacity .42s var(--ease),transform .42s var(--ease);}
.reveal.is-in{opacity:1;transform:none;}

/* ============ 响应式 ============ */
@media (max-width:1199px){
  .steps{grid-template-columns:repeat(2,1fr);row-gap:40px;}
  .step:nth-child(2)::before{display:none;}
  .footer-grid{grid-template-columns:1.3fr 1fr 1fr;gap:36px;}
  .footer-grid > .footer-col-sub{grid-column:1 / -1;}
}
@media (max-width:991px){
  .nav-list,.nav-cta .btn-lime{display:none;}
  .nav-toggle{display:flex;}
  .site-nav .container{height:62px;}
  .hero{min-height:auto;padding:88px 0 48px;}
  .hero-title{margin-bottom:18px;}
  .hero-stats{padding-top:22px;}
  .stat{padding-right:26px;margin-right:26px;}
  .reward-grid{grid-template-columns:1fr;}
  .reward-main{min-height:300px;}
  .reward-side{grid-template-columns:1fr 1fr;grid-template-rows:auto;}
  .progress-row{grid-template-columns:1fr;}
  .timeline{grid-template-columns:repeat(2,1fr);}
  .assure-grid{grid-template-columns:1fr;gap:32px;}
  .section{padding:64px 0;}
  .section-sm{padding:48px 0;}
  .section-xs{padding:40px 0;}
  .section-head{flex-direction:column;align-items:flex-start;gap:16px;margin-bottom:34px;}
  .footer-grid{grid-template-columns:1fr 1fr;gap:32px;}
  .cta-inner{padding:44px 0;}
}
@media (max-width:767px){
  .container,.container-sm,.container-md,.container-lg,.container-xl{padding-left:18px;padding-right:18px;}
  .topbar-note{display:none;}
  .topbar .container{gap:10px;justify-content:space-between;}
  .steps{grid-template-columns:1fr;row-gap:28px;}
  .step{padding-top:0;padding-left:50px;}
  .step::before{display:none;}
  .step-num{top:0;}
  .reward-side{grid-template-columns:1fr;}
  .timeline{grid-template-columns:1fr;}
  .hero-actions{gap:12px;}
  .hero-actions .btn-lime,.hero-actions .btn-ghost{width:100%;justify-content:center;}
  .stat{padding-right:22px;margin-right:22px;}
  .stat strong{font-size:26px;}
  .footer-grid{grid-template-columns:1fr;gap:30px;}
  .footer-bottom{flex-direction:column;align-items:flex-start;}
}
@media (max-width:575px){
  .hero-title{font-size:2rem;}
  .hero-sub{font-size:15.5px;}
  .stat{padding-right:16px;margin-right:16px;}
  .stat strong{font-size:22px;}
  .stat span{font-size:11.5px;}
  .subscribe{flex-direction:column;}
  .subscribe button{padding:12px 20px;}
}
@media (prefers-reduced-motion: reduce){
  *,*::before,*::after{animation:none !important;transition:none !important;}
  .reveal{opacity:1 !important;transform:none !important;}
}

/* roulang page: article */
:root{
  --lime:#C6F24E;
  --lime-dim:rgba(198,242,78,.14);
  --lime-line:rgba(198,242,78,.32);
  --ink:#0B0E0C;
  --surface:#171B18;
  --surface-2:#1E231F;
  --surface-3:#242A25;
  --text:#ECEFE9;
  --text-2:#D6DBD2;
  --muted:#98A29A;
  --weak:#6E7772;
  --orange:#FF7A3D;
  --line:rgba(255,255,255,.08);
  --line-strong:rgba(255,255,255,.16);
  --r-card:20px;
  --r-img:16px;
  --r-btn:12px;
  --shadow:0 18px 40px -26px rgba(0,0,0,.7);
  --ease:cubic-bezier(.2,.7,.2,1);
}
*,*::before,*::after{box-sizing:border-box;}
html{scroll-behavior:smooth;}
body{
  margin:0;
  background:var(--ink);
  color:var(--text);
  font-family:"PingFang SC","Microsoft YaHei","Source Han Sans SC",system-ui,-apple-system,"Segoe UI",Roboto,sans-serif;
  font-size:16px;
  line-height:1.85;
  -webkit-font-smoothing:antialiased;
  font-variant-numeric:tabular-nums;
}
img{max-width:100%;display:block;}
a{color:inherit;text-decoration:none;transition:color .22s var(--ease),border-color .22s var(--ease),background-color .22s var(--ease);}
button{font-family:inherit;}
h1,h2,h3,h4{margin:0;color:var(--text);letter-spacing:-.01em;}
p{margin:0;}
ul{margin:0;padding:0;list-style:none;}
::selection{background:var(--lime);color:#0B0E0C;}
a:focus-visible,button:focus-visible,input:focus-visible{
  outline:2px solid var(--lime);
  outline-offset:2px;
  border-radius:6px;
}
.container{width:100%;max-width:1240px;margin:0 auto;padding-left:24px;padding-right:24px;}
.eyebrow{
  display:inline-block;
  font-size:12px;
  letter-spacing:.12em;
  text-transform:uppercase;
  color:var(--lime);
  font-weight:600;
}

/* ---------- 顶部信息条 ---------- */
.topbar{
  height:38px;
  background:#07090 8;
  background:#070908;
  border-bottom:1px solid var(--line);
  display:flex;
  align-items:center;
  font-size:12.5px;
  color:var(--muted);
}
.topbar-inner{
  display:flex;
  align-items:center;
  gap:18px;
  justify-content:space-between;
  width:100%;
}
.topbar-domain{letter-spacing:.06em;color:var(--weak);}
.topbar-note{
  display:flex;
  align-items:center;
  gap:8px;
  overflow:hidden;
  white-space:nowrap;
  text-overflow:ellipsis;
}
.topbar-note i{color:var(--lime);font-size:11px;}
.topbar-cta{
  height:28px;
  display:inline-flex;
  align-items:center;
  padding:0 14px;
  border:1px solid var(--line-strong);
  border-radius:999px;
  font-size:12px;
  color:var(--text);
  white-space:nowrap;
}
.topbar-cta:hover{border-color:var(--lime-line);color:var(--lime);}

/* ---------- 主导航 ---------- */
.site-header{
  position:sticky;
  top:0;
  z-index:1030;
  height:68px;
  display:flex;
  align-items:center;
  background:rgba(11,14,12,.86);
  backdrop-filter:blur(12px);
  -webkit-backdrop-filter:blur(12px);
  border-bottom:1px solid var(--line);
}
.header-inner{
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:24px;
  width:100%;
}
.brand{display:flex;align-items:center;gap:12px;flex:0 0 auto;}
.brand-mark{width:36px;height:36px;flex:0 0 auto;}
.brand-text{display:flex;flex-direction:column;line-height:1.1;}
.brand-name{font-size:19px;font-weight:800;letter-spacing:-.01em;color:var(--text);}
.brand-sub{font-size:11px;letter-spacing:.22em;color:var(--muted);text-transform:uppercase;margin-top:3px;}
.nav-list{display:flex;align-items:center;gap:28px;}
.nav-link-x{
  position:relative;
  font-size:15px;
  color:var(--muted);
  padding:6px 0;
}
.nav-link-x::after{
  content:"";
  position:absolute;
  left:0;
  bottom:-4px;
  width:0;
  height:2px;
  background:var(--lime);
  transition:width .22s var(--ease);
}
.nav-link-x:hover{color:var(--text);}
.nav-link-x:hover::after{width:24px;}
.nav-link-x.active{color:var(--text);font-weight:600;}
.nav-link-x.active::after{width:24px;}
.header-actions{display:flex;align-items:center;gap:14px;}
.btn-main{
  display:inline-flex;
  align-items:center;
  gap:8px;
  height:44px;
  padding:0 20px;
  border:0;
  border-radius:var(--r-btn);
  background:var(--lime);
  color:#0B0E0C;
  font-size:14.5px;
  font-weight:700;
  cursor:pointer;
  transition:transform .24s var(--ease),box-shadow .24s var(--ease),background-color .24s var(--ease);
}
.btn-main i{transition:transform .24s var(--ease);}
.btn-main:hover{background:#D5FA6A;box-shadow:0 12px 30px -14px rgba(198,242,78,.6);}
.btn-main:hover i{transform:translateX(4px);}
.btn-ghost{
  display:inline-flex;
  align-items:center;
  gap:8px;
  height:44px;
  padding:0 20px;
  border:1.5px solid var(--line-strong);
  border-radius:var(--r-btn);
  background:transparent;
  color:var(--text);
  font-size:14.5px;
  font-weight:600;
  cursor:pointer;
}
.btn-ghost:hover{border-color:var(--lime);color:var(--lime);}
.nav-toggle{
  display:none;
  width:44px;height:44px;
  border:1px solid var(--line-strong);
  border-radius:var(--r-btn);
  background:transparent;
  padding:0;
  flex-direction:column;
  align-items:center;
  justify-content:center;
  gap:5px;
  cursor:pointer;
}
.nav-toggle span{display:block;width:18px;height:2px;background:var(--text);border-radius:2px;}

/* ---------- 移动端抽屉 ---------- */
.mobile-nav{
  background:var(--ink);
  color:var(--text);
  width:min(340px,86vw);
  border-left:1px solid var(--line);
}
.mobile-nav .offcanvas-header{
  border-bottom:1px solid var(--line);
  padding:20px 22px;
}
.mobile-nav .offcanvas-title{font-size:17px;font-weight:700;color:var(--text);}
.mobile-nav .btn-close{filter:invert(1) grayscale(1) brightness(2);opacity:.7;}
.mobile-nav .offcanvas-body{padding:0 22px 28px;}
.mobile-list a{
  display:block;
  padding:16px 0;
  border-bottom:1px solid var(--line);
  font-size:16px;
  color:var(--text-2);
}
.mobile-list a:hover,.mobile-list a.active{color:var(--lime);}
.mobile-cta{margin-top:24px;display:block;text-align:center;}

/* ---------- 面包屑与文章头 ---------- */
.page-head{
  position:relative;
  padding:44px 0 40px;
  background:
    linear-gradient(180deg,rgba(11,14,12,.92),rgba(11,14,12,.98)),
    url('/assets/images/backpic/back-2.png') center/cover no-repeat;
  border-bottom:1px solid var(--line);
}
.crumb{
  display:flex;
  flex-wrap:wrap;
  align-items:center;
  gap:8px;
  font-size:12.5px;
  color:var(--weak);
  margin-bottom:22px;
}
.crumb a{color:var(--weak);}
.crumb a:hover{color:var(--lime);}
.crumb span.sep{color:rgba(255,255,255,.22);}
.crumb .here{color:var(--muted);max-width:520px;overflow:hidden;white-space:nowrap;text-overflow:ellipsis;}
.pill{
  display:inline-flex;
  align-items:center;
  gap:8px;
  height:30px;
  padding:0 14px;
  border-radius:999px;
  font-size:12px;
  letter-spacing:.04em;
  border:1px solid var(--lime-line);
  color:var(--lime);
  background:var(--lime-dim);
}
.pill-solid{background:var(--lime);color:#0B0E0C;border-color:var(--lime);font-weight:700;}
.pill-neutral{border-color:var(--line-strong);color:var(--muted);background:transparent;}
.article-title{
  font-size:clamp(2rem,4.4vw,3.1rem);
  font-weight:800;
  line-height:1.16;
  letter-spacing:-.02em;
  margin:18px 0 0;
  max-width:16em;
}
.article-meta{
  display:flex;
  flex-wrap:wrap;
  align-items:center;
  gap:10px 22px;
  margin-top:22px;
  padding-top:20px;
  border-top:1px solid var(--line);
  font-size:13px;
  color:var(--muted);
}
.article-meta i{color:var(--lime);margin-right:6px;font-size:12px;}

/* ---------- 封面 ---------- */
.cover-figure{
  margin:36px 0 0;
  border-radius:var(--r-card);
  overflow:hidden;
  border:1px solid var(--line);
  box-shadow:var(--shadow);
  position:relative;
  aspect-ratio:16/9;
  background:var(--surface);
}
.cover-figure img{width:100%;height:100%;object-fit:cover;border-radius:0;}
.cover-figure figcaption{
  position:absolute;
  left:0;right:0;bottom:0;
  padding:14px 18px;
  font-size:13px;
  color:var(--text-2);
  background:linear-gradient(180deg,rgba(11,14,12,0),rgba(11,14,12,.82));
}

/* ---------- 正文布局 ---------- */
.article-section{padding:64px 0 72px;}
.article-layout{
  display:grid;
  grid-template-columns:minmax(0,1fr);
  gap:44px;
}
.article-main{max-width:780px;margin:0 auto;width:100%;min-width:0;}
.article-body{font-size:16px;line-height:1.85;color:var(--text-2);}
.article-body > *:first-child{margin-top:0;}
.article-body p{margin:0 0 18px;}
.article-body h2{
  font-size:clamp(1.4rem,2.6vw,1.8rem);
  font-weight:700;
  line-height:1.32;
  color:var(--text);
  margin:46px 0 18px;
  padding-left:16px;
  border-left:3px solid var(--lime);
}
.article-body h3{
  font-size:1.2rem;
  font-weight:600;
  color:var(--text);
  margin:32px 0 14px;
}
.article-body h4{font-size:1.05rem;font-weight:600;color:var(--text);margin:24px 0 12px;}
.article-body ul,.article-body ol{margin:0 0 20px;padding-left:22px;}
.article-body ul{list-style:none;padding-left:0;}
.article-body ul li{position:relative;padding-left:20px;margin-bottom:10px;}
.article-body ul li::before{
  content:"";
  position:absolute;
  left:0;top:.72em;
  width:7px;height:7px;
  border-radius:2px;
  background:var(--lime);
}
.article-body ol{list-style:decimal;padding-left:22px;}
.article-body ol li{margin-bottom:10px;}
.article-body ol li::marker{color:var(--lime);font-weight:700;}
.article-body blockquote{
  margin:26px 0;
  padding:18px 22px;
  border-left:3px solid var(--lime);
  background:var(--surface);
  border-radius:0 var(--r-btn) var(--r-btn) 0;
  color:var(--muted);
  font-size:15.5px;
}
.article-body blockquote p:last-child{margin-bottom:0;}
.article-body a{color:var(--lime);border-bottom:1px solid var(--lime-line);}
.article-body a:hover{color:#D5FA6A;border-color:#D5FA6A;}
.article-body img{
  width:100%;
  height:auto;
  border-radius:var(--r-img);
  margin:26px 0 10px;
  border:1px solid var(--line);
}
.article-body figure{margin:26px 0;}
.article-body figcaption{
  font-size:13px;
  color:var(--weak);
  text-align:center;
  margin-top:10px;
}
.article-body table{
  width:100%;
  border-collapse:collapse;
  margin:26px 0;
  font-size:15px;
  border:1px solid var(--line);
  border-radius:var(--r-btn);
  overflow:hidden;
}
.article-body th,.article-body td{
  border:1px solid var(--line);
  padding:12px 14px;
  text-align:left;
  vertical-align:top;
}
.article-body th{background:var(--surface-2);color:var(--text);font-weight:600;font-size:14px;}
.article-body tbody tr:hover td{background:rgba(255,255,255,.03);}
.article-body hr{border:0;border-top:1px solid var(--line);margin:36px 0;}
.article-body code{
  background:var(--surface-2);
  border:1px solid var(--line);
  border-radius:6px;
  padding:2px 6px;
  font-size:14px;
  color:var(--lime);
}

/* ---------- 侧栏 ---------- */
.article-side{min-width:0;}
.side-sticky{display:flex;flex-direction:column;gap:20px;}
.side-card{
  background:var(--surface);
  border:1px solid var(--line);
  border-radius:var(--r-card);
  padding:22px;
  box-shadow:var(--shadow);
}
.side-card h3{
  font-size:14px;
  font-weight:700;
  letter-spacing:.08em;
  text-transform:uppercase;
  color:var(--muted);
  margin-bottom:16px;
}
.side-links li + li{border-top:1px solid var(--line);}
.side-links a{
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:10px;
  padding:12px 0;
  font-size:14.5px;
  color:var(--text-2);
}
.side-links a i{font-size:11px;color:var(--weak);transition:transform .22s var(--ease),color .22s var(--ease);}
.side-links a:hover{color:var(--lime);}
.side-links a:hover i{transform:translateX(3px);color:var(--lime);}
.side-note{font-size:13.5px;color:var(--muted);line-height:1.8;}
.side-cta-card{
  background:linear-gradient(160deg,rgba(198,242,78,.16),rgba(23,27,24,.9) 62%);
  border-color:var(--lime-line);
}
.side-cta-card h3{color:var(--lime);text-transform:none;letter-spacing:0;font-size:16px;}
.side-cta-card p{font-size:13.5px;color:var(--text-2);margin:10px 0 18px;line-height:1.75;}
.btn-side{
  display:inline-flex;
  align-items:center;
  justify-content:center;
  gap:8px;
  width:100%;
  height:42px;
  border-radius:var(--r-btn);
  background:var(--lime);
  color:#0B0E0C;
  font-size:14px;
  font-weight:700;
}
.btn-side:hover{background:#D5FA6A;}

/* ---------- 标签 / 作者 ---------- */
.after-body{margin-top:56px;} 
.tag-row{
  display:flex;
  flex-wrap:wrap;
  gap:10px;
  align-items:center;
  padding:22px 0;
  border-top:1px solid var(--line);
  border-bottom:1px solid var(--line);
}
.tag-row .tag-label{font-size:13px;color:var(--weak);margin-right:4px;}
.tag{
  display:inline-flex;
  align-items:center;
  height:30px;
  padding:0 14px;
  border-radius:999px;
  border:1px solid var(--line-strong);
  font-size:12.5px;
  color:var(--muted);
}
.tag:hover{border-color:var(--lime-line);color:var(--lime);}
.share-row{display:flex;flex-wrap:wrap;gap:12px;padding-top:22px;}
.share-btn{
  display:inline-flex;
  align-items:center;
  gap:8px;
  height:40px;
  padding:0 16px;
  border-radius:var(--r-btn);
  border:1px solid var(--line-strong);
  background:transparent;
  color:var(--text-2);
  font-size:13.5px;
  cursor:pointer;
}
.share-btn:hover{border-color:var(--lime);color:var(--lime);}
.author-card{
  display:flex;
  gap:18px;
  align-items:flex-start;
  margin-top:26px;
  padding:22px;
  border:1px solid var(--line);
  border-radius:var(--r-card);
  background:var(--surface);
}
.author-avatar{
  width:54px;height:54px;
  flex:0 0 auto;
  border-radius:14px;
  border:1px solid var(--lime-line);
  display:flex;align-items:center;justify-content:center;
  background:var(--lime-dim);
}
.author-avatar svg{width:28px;height:28px;}
.author-card h4{font-size:16px;margin-bottom:6px;}
.author-card p{font-size:13.5px;color:var(--muted);line-height:1.75;}

/* ---------- 相关推荐 ---------- */
.related{padding:0 0 72px;}
.sec-head{
  display:flex;
  align-items:flex-end;
  justify-content:space-between;
  gap:20px;
  margin-bottom:28px;
}
.sec-head h2{font-size:clamp(1.35rem,2.6vw,1.8rem);font-weight:700;}
.sec-head p{font-size:13.5px;color:var(--muted);margin-top:8px;}
.text-link{
  font-size:14px;
  color:var(--lime);
  display:inline-flex;
  align-items:center;
  gap:8px;
  white-space:nowrap;
}
.text-link i{transition:transform .22s var(--ease);font-size:12px;}
.text-link:hover i{transform:translateX(4px);}
.card-grid{
  display:grid;
  grid-template-columns:repeat(3,minmax(0,1fr));
  gap:22px;
}
.post-card{
  display:flex;
  flex-direction:column;
  background:var(--surface);
  border:1px solid var(--line);
  border-radius:var(--r-card);
  overflow:hidden;
  box-shadow:var(--shadow);
  transition:transform .28s var(--ease),border-color .28s var(--ease);
  height:100%;
}
.post-card:hover{transform:translateY(-4px);border-color:var(--lime-line);}
.post-card .thumb{aspect-ratio:16/10;overflow:hidden;background:var(--surface-2);}
.post-card .thumb img{width:100%;height:100%;object-fit:cover;transition:transform .5s var(--ease);}
.post-card:hover .thumb img{transform:scale(1.04);}
.post-card .body{padding:20px 20px 22px;display:flex;flex-direction:column;gap:12px;flex:1;}
.post-card h3{
  font-size:17px;
  font-weight:600;
  line-height:1.5;
  display:-webkit-box;
  -webkit-line-clamp:2;
  -webkit-box-orient:vertical;
  overflow:hidden;
}
.post-card .excerpt{
  font-size:14px;
  color:var(--muted);
  line-height:1.75;
  display:-webkit-box;
  -webkit-line-clamp:2;
  -webkit-box-orient:vertical;
  overflow:hidden;
}
.post-card .meta{
  margin-top:auto;
  display:flex;
  align-items:center;
  justify-content:space-between;
  font-size:12.5px;
  color:var(--weak);
  padding-top:12px;
  border-top:1px solid var(--line);
}
.post-card:hover h3{color:var(--lime);}

/* ---------- 上下篇 ---------- */
.prevnext{padding:0 0 72px;}
.prevnext-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:20px;}
.pn-item{
  display:flex;
  flex-direction:column;
  gap:8px;
  padding:22px;
  border:1px solid var(--line);
  border-radius:var(--r-card);
  background:var(--surface);
  transition:border-color .24s var(--ease),transform .24s var(--ease);
}
.pn-item:hover{border-color:var(--lime);transform:translateY(-4px);}
.pn-item span{font-size:12px;letter-spacing:.12em;text-transform:uppercase;color:var(--weak);}
.pn-item strong{font-size:15.5px;font-weight:600;color:var(--text-2);line-height:1.6;}
.pn-item:hover strong{color:var(--lime);}

/* ---------- CTA ---------- */
.cta-band{
  margin:0 0 80px;
  border:1px solid var(--lime-line);
  border-radius:26px;
  padding:40px 44px;
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:28px;
  flex-wrap:wrap;
  background:
    radial-gradient(120% 160% at 100% 0%,rgba(255,122,61,.14),rgba(255,122,61,0) 55%),
    linear-gradient(120deg,rgba(198,242,78,.12),rgba(23,27,24,.9) 58%);
}
.cta-band h2{font-size:clamp(1.4rem,2.8vw,2rem);font-weight:800;line-height:1.25;}
.cta-band p{font-size:14.5px;color:var(--muted);margin-top:10px;max-width:52ch;}

/* ---------- 空态 ---------- */
.empty-state{
  text-align:center;
  padding:56px 24px;
  border:1px dashed var(--line-strong);
  border-radius:var(--r-card);
  background:var(--surface);
}
.empty-state i{font-size:30px;color:var(--weak);}
.empty-state h3{font-size:19px;margin:16px 0 10px;}
.empty-state p{font-size:14px;color:var(--muted);margin-bottom:22px;}
.btn-weak{
  display:inline-flex;
  align-items:center;
  gap:8px;
  height:42px;
  padding:0 20px;
  border-radius:var(--r-btn);
  border:1px solid var(--line-strong);
  color:var(--text);
  font-size:14px;
}
.btn-weak:hover{border-color:var(--lime);color:var(--lime);}

/* ---------- 页脚 ---------- */
.site-footer{
  border-top:1px solid var(--line);
  background:#080B09;
  padding:64px 0 0;
}
.footer-grid{
  display:grid;
  grid-template-columns:1.5fr 1fr 1fr 1.4fr;
  gap:40px;
  padding-bottom:48px;
}
.footer-brand{display:flex;align-items:center;gap:12px;margin-bottom:18px;}
.footer-brand .brand-mark{width:34px;height:34px;}
.footer-about{font-size:13.5px;color:var(--muted);line-height:1.85;max-width:38ch;}
.footer-title{font-size:13px;font-weight:700;letter-spacing:.1em;text-transform:uppercase;color:var(--text);margin-bottom:16px;}
.footer-list li{margin-bottom:11px;}
.footer-list a{font-size:14px;color:var(--muted);}
.footer-list a:hover{color:var(--lime);}
.subscribe{display:flex;gap:10px;}
.subscribe input{
  flex:1;
  min-width:0;
  height:44px;
  border-radius:var(--r-btn);
  border:1px solid var(--line-strong);
  background:var(--surface);
  color:var(--text);
  padding:0 14px;
  font-size:14px;
}
.subscribe input::placeholder{color:var(--weak);}
.subscribe input:focus{border-color:var(--lime);box-shadow:0 0 0 2px rgba(198,242,78,.28);outline:none;}
.subscribe button{
  height:44px;
  padding:0 18px;
  border:0;
  border-radius:var(--r-btn);
  background:var(--lime);
  color:#0B0E0C;
  font-size:14px;
  font-weight:700;
  cursor:pointer;
  white-space:nowrap;
}
.subscribe button:hover{background:#D5FA6A;}
.form-note{font-size:12.5px;color:var(--orange);margin-top:10px;min-height:18px;}
.footer-bottom{
  display:flex;
  align-items:center;
  justify-content:space-between;
  flex-wrap:wrap;
  gap:12px;
  border-top:1px solid var(--line);
  padding:22px 0 28px;
  font-size:12.5px;
  color:var(--weak);
}
.plain-domain{color:var(--weak);}

/* ---------- 入场动效 ---------- */
.reveal{opacity:0;transform:translateY(12px);transition:opacity .42s var(--ease),transform .42s var(--ease);}
.reveal.is-in{opacity:1;transform:none;}

@media (prefers-reduced-motion:reduce){
  *,*::before,*::after{animation:none !important;transition:none !important;}
  .reveal{opacity:1;transform:none;}
  html{scroll-behavior:auto;}
}

/* ---------- 响应式 ---------- */
@media (max-width:1199px){
  .article-side .side-sticky{position:static;}
}
@media (min-width:1200px){
  .article-layout{grid-template-columns:minmax(0,780px) 300px;justify-content:center;gap:56px;}
  .article-side .side-sticky{position:sticky;top:112px;}
  .article-main{margin:0;}
}
@media (max-width:991px){
  .nav-list{display:none;}
  .nav-toggle{display:flex;}
  .header-actions .btn-main{display:none;}
  .footer-grid{grid-template-columns:1fr 1fr;gap:32px;}
  .card-grid{grid-template-columns:repeat(2,minmax(0,1fr));}
  .article-section{padding:52px 0 60px;}
  .related,.prevnext{padding-bottom:60px;}
}
@media (max-width:767px){
  .topbar-note{display:none;}
  .topbar-inner{justify-content:space-between;}
  .card-grid{grid-template-columns:minmax(0,1fr);}
  .prevnext-grid{grid-template-columns:minmax(0,1fr);}
  .footer-grid{grid-template-columns:1fr;gap:30px;}
  .cta-band{padding:30px 24px;border-radius:20px;}
  .page-head{padding:32px 0 30px;}
  .author-card{flex-direction:column;}
  .article-body h2{margin-top:36px;}
}
@media (max-width:519px){
  .container{padding-left:18px;padding-right:18px;}
  .brand-sub{letter-spacing:.16em;}
  .subscribe{flex-direction:column;}
  .subscribe button{width:100%;}
  .share-row{gap:10px;}
}

/* roulang page: category1 */
:root{
  --mk-lime:#C6F24E;
  --mk-lime-soft:rgba(198,242,78,.14);
  --mk-lime-line:rgba(198,242,78,.32);
  --mk-orange:#FF7A3D;
  --mk-ink:#0B0E0C;
  --mk-graphite:#171B18;
  --mk-graphite-2:#121613;
  --mk-line:rgba(255,255,255,.08);
  --mk-line-2:rgba(255,255,255,.16);
  --mk-text:#ECEFE9;
  --mk-muted:#98A29A;
  --mk-faint:#6E7772;
  --r-card:20px;
  --r-img:16px;
  --r-btn:12px;
  --r-pill:999px;
  --shadow:0 18px 40px -26px rgba(0,0,0,.7);
  --ease:cubic-bezier(.2,.7,.2,1);
}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{
  margin:0;
  background:var(--mk-ink);
  color:var(--mk-text);
  font-family:"PingFang SC","Microsoft YaHei","Source Han Sans SC",system-ui,-apple-system,"Segoe UI",sans-serif;
  font-size:16px;
  line-height:1.85;
  -webkit-font-smoothing:antialiased;
  overflow-x:hidden;
}
img{max-width:100%;display:block}
a{color:inherit;text-decoration:none}
button,input{font-family:inherit}
h1,h2,h3,h4,p,ul,ol{margin:0}
ul,ol{padding:0;list-style:none}
::selection{background:var(--mk-lime);color:var(--mk-ink)}
.container{width:100%;max-width:1240px!important;margin-inline:auto;padding-inline:24px}

/* ---------- 通用排版 ---------- */
.eyebrow{
  display:inline-flex;align-items:center;gap:8px;
  font-size:12px;letter-spacing:.12em;text-transform:uppercase;
  color:var(--mk-lime);font-weight:600;margin-bottom:14px;
}
.eyebrow::before{content:"";width:18px;height:2px;background:var(--mk-lime);display:block}
.sec{padding:96px 0}
.sec-tight{padding:72px 0}
.sec-head{max-width:720px;margin-bottom:44px}
.sec-title{
  font-size:clamp(1.55rem,3vw,2.25rem);
  font-weight:700;line-height:1.25;letter-spacing:-.01em;
}
.sec-desc{color:var(--mk-muted);font-size:15px;line-height:1.75;margin-top:14px;max-width:640px}
.hairline{height:1px;background:var(--mk-line);border:0;margin:0}

/* ---------- 顶部信息条 ---------- */
.site-header{position:relative;z-index:1040}
.topbar{
  height:38px;background:var(--mk-graphite-2);
  border-bottom:1px solid var(--mk-line);
  display:flex;align-items:center;
}
.topbar-inner{display:flex;align-items:center;gap:16px;justify-content:space-between}
.topbar-domain{
  font-size:12px;letter-spacing:.1em;color:var(--mk-faint);
  font-variant-numeric:tabular-nums;
}
.topbar-note{
  font-size:12px;color:var(--mk-muted);flex:1;text-align:center;
  white-space:nowrap;overflow:hidden;text-overflow:ellipsis;
}
.topbar-cta{
  height:28px;display:inline-flex;align-items:center;padding:0 14px;
  border:1px solid var(--mk-line-2);border-radius:var(--r-pill);
  font-size:12px;color:var(--mk-text);transition:all .22s var(--ease);
}
.topbar-cta:hover{border-color:var(--mk-lime);color:var(--mk-lime);transform:translateY(-1px)}

/* ---------- 主导航 ---------- */
.mainbar{
  position:sticky;top:0;z-index:1035;
  background:rgba(11,14,12,.86);
  backdrop-filter:blur(14px);
  -webkit-backdrop-filter:blur(14px);
  border-bottom:1px solid var(--mk-line);
}
.mainbar-inner{display:flex;align-items:center;height:68px;gap:24px}
.brand{display:flex;align-items:center;gap:11px;flex-shrink:0}
.brand-mark{width:36px;height:36px;flex-shrink:0}
.brand-text{display:flex;flex-direction:column;line-height:1.1}
.brand-name{font-size:17px;font-weight:800;letter-spacing:.02em;color:var(--mk-text)}
.brand-sub{font-size:10px;letter-spacing:.24em;color:var(--mk-muted);text-transform:uppercase;margin-top:3px}
.nav-list{display:flex;align-items:center;gap:28px;margin-left:auto}
.nav-link-x{
  position:relative;font-size:15px;color:var(--mk-muted);
  padding:6px 0;transition:color .22s var(--ease);
}
.nav-link-x::after{
  content:"";position:absolute;left:0;bottom:-2px;height:2px;width:0;
  background:var(--mk-lime);transition:width .24s var(--ease);
}
.nav-link-x:hover{color:var(--mk-text)}
.nav-link-x:hover::after{width:24px}
.nav-link-x.active{color:var(--mk-text);font-weight:600}
.nav-link-x.active::after{width:24px}
.mainbar-actions{display:flex;align-items:center;gap:12px;flex-shrink:0}
.nav-toggle{
  width:42px;height:42px;border-radius:var(--r-btn);
  border:1px solid var(--mk-line-2);background:transparent;color:var(--mk-text);
  display:none;align-items:center;justify-content:center;font-size:16px;
  transition:all .22s var(--ease);
}
.nav-toggle:hover{border-color:var(--mk-lime);color:var(--mk-lime)}

/* ---------- 按钮 ---------- */
.btn-mk{
  display:inline-flex;align-items:center;gap:8px;
  padding:12px 22px;border-radius:var(--r-btn);
  background:var(--mk-lime);color:#0B0E0C;font-weight:700;font-size:15px;
  border:1px solid var(--mk-lime);
  transition:transform .22s var(--ease),box-shadow .22s var(--ease),background .22s var(--ease);
}
.btn-mk .arw{transition:transform .22s var(--ease)}
.btn-mk:hover{background:#D4FA6A;box-shadow:0 12px 30px -14px rgba(198,242,78,.6);transform:translateY(-2px)}
.btn-mk:hover .arw{transform:translateX(4px)}
.btn-mk:focus-visible{outline:2px solid var(--mk-lime);outline-offset:3px}
.btn-mk.btn-sm{padding:9px 16px;font-size:13.5px}
.btn-ghost{
  display:inline-flex;align-items:center;gap:8px;
  padding:11px 20px;border-radius:var(--r-btn);
  background:transparent;color:var(--mk-text);font-weight:600;font-size:14.5px;
  border:1.5px solid var(--mk-line-2);
  transition:all .22s var(--ease);
}
.btn-ghost:hover{border-color:var(--mk-lime);color:var(--mk-lime);transform:translateY(-2px)}
.btn-ghost:focus-visible{outline:2px solid var(--mk-lime);outline-offset:3px}
.text-link{
  display:inline-flex;align-items:center;gap:6px;
  color:var(--mk-lime);font-size:14px;font-weight:600;
  border-bottom:1px solid transparent;transition:border-color .22s var(--ease);
}
.text-link .arw{transition:transform .22s var(--ease)}
.text-link:hover{border-color:var(--mk-lime)}
.text-link:hover .arw{transform:translateX(4px)}

/* ---------- 徽章 ---------- */
.pill{
  display:inline-flex;align-items:center;gap:6px;
  padding:4px 12px;border-radius:var(--r-pill);
  font-size:12px;letter-spacing:.04em;line-height:1.6;
}
.pill-line{border:1px solid var(--mk-lime-line);color:var(--mk-lime);background:var(--mk-lime-soft)}
.pill-solid{background:var(--mk-lime);color:#0B0E0C;font-weight:700}
.pill-warm{border:1px solid rgba(255,122,61,.4);color:var(--mk-orange);background:rgba(255,122,61,.1)}
.pill-mute{border:1px solid var(--mk-line-2);color:var(--mk-muted)}

/* ---------- 分类页 Hero ---------- */
.cat-hero{
  position:relative;min-height:320px;display:flex;align-items:flex-end;
  padding:64px 0 34px;overflow:hidden;
  border-bottom:1px solid var(--mk-line);
}
.cat-hero-bg{
  position:absolute;inset:0;
  background-size:cover;background-position:center;
  opacity:.34;
}
.cat-hero::after{
  content:"";position:absolute;inset:0;
  background:
    repeating-linear-gradient(115deg,rgba(255,255,255,.028) 0 2px,transparent 2px 12px),
    linear-gradient(180deg,rgba(11,14,12,.55) 0%,rgba(11,14,12,.92) 78%,var(--mk-ink) 100%);
}
.cat-hero-inner{position:relative;z-index:2;width:100%}
.cat-hero h1{
  font-size:clamp(2.2rem,5vw,3.4rem);
  font-weight:800;line-height:1.08;letter-spacing:-.02em;
  max-width:16em;
}
.cat-hero-lead{
  color:var(--mk-muted);font-size:15.5px;line-height:1.85;
  border-left:2px solid var(--mk-lime);padding-left:18px;
}
.cat-hero-meta{
  display:flex;flex-wrap:wrap;gap:10px;margin-top:26px;
}
.anchor-pills{
  display:flex;flex-wrap:wrap;gap:10px;margin-top:30px;
  padding-top:24px;border-top:1px solid var(--mk-line);
}
.anchor-pills a{
  display:inline-flex;align-items:center;gap:7px;
  padding:8px 16px;border-radius:var(--r-pill);
  border:1px solid var(--mk-line-2);background:rgba(23,27,24,.7);
  font-size:13px;color:var(--mk-muted);transition:all .22s var(--ease);
}
.anchor-pills a:hover{border-color:var(--mk-lime);color:var(--mk-lime);transform:translateY(-2px)}
.anchor-pills a i{font-size:11px;color:var(--mk-lime)}

/* ---------- 赛事条目流 ---------- */
.event-row{
  padding:32px 0;
  border-bottom:1px solid var(--mk-line);
}
.event-row:last-child{border-bottom:0}
.event-thumb{
  position:relative;border-radius:var(--r-img);overflow:hidden;
  border:1px solid var(--mk-line);aspect-ratio:4/3;background:var(--mk-graphite);
}
.event-thumb img{
  width:100%;height:100%;object-fit:cover;
  transition:transform .5s var(--ease);
}
.event-row:hover .event-thumb img{transform:scale(1.04)}
.event-row:hover .event-thumb{border-color:var(--mk-lime-line)}
.thumb-tag{
  position:absolute;left:14px;top:14px;
  padding:4px 12px;border-radius:var(--r-pill);
  background:rgba(11,14,12,.78);border:1px solid var(--mk-lime-line);
  color:var(--mk-lime);font-size:12px;font-weight:600;
}
.event-body{position:relative}
.event-index{
  display:inline-block;font-size:13px;font-weight:800;letter-spacing:.14em;
  color:var(--mk-faint);font-variant-numeric:tabular-nums;margin-bottom:10px;
}
.event-meta{
  display:flex;align-items:center;flex-wrap:wrap;gap:10px;
  font-size:13px;color:var(--mk-faint);margin-bottom:10px;
  font-variant-numeric:tabular-nums;
}
.event-meta .dot{width:4px;height:4px;border-radius:50%;background:var(--mk-faint);display:block}
.event-body h3{font-size:1.25rem;font-weight:600;margin-bottom:12px}
.event-body p{
  color:var(--mk-muted);font-size:15px;line-height:1.75;
  display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;
  margin-bottom:16px;
}

/* ---------- 数据/引用条 ---------- */
.stat-band{
  margin:36px 0;padding:30px 28px;
  border-radius:var(--r-card);
  border:1px solid var(--mk-line);
  background:
    linear-gradient(120deg,rgba(198,242,78,.07),transparent 58%),
    var(--mk-graphite);
  display:grid;grid-template-columns:repeat(3,1fr);gap:24px;
}
.stat-item{text-align:left}
.stat-num{
  display:block;font-size:32px;font-weight:800;color:var(--mk-lime);
  line-height:1.1;font-variant-numeric:tabular-nums;letter-spacing:-.02em;
}
.stat-label{display:block;font-size:12px;color:var(--mk-muted);margin-top:8px;letter-spacing:.06em}
.quote-band{
  margin:36px 0;padding:30px 30px 30px 28px;
  border-left:3px solid var(--mk-lime);
  border-radius:0 var(--r-card) var(--r-card) 0;
  background:var(--mk-graphite);border-top:1px solid var(--mk-line);
  border-right:1px solid var(--mk-line);border-bottom:1px solid var(--mk-line);
}
.quote-band p{font-size:17px;color:var(--mk-text);line-height:1.8;font-weight:500}
.quote-band cite{
  display:block;margin-top:14px;font-style:normal;
  font-size:13px;color:var(--mk-faint);letter-spacing:.04em;
}

/* ---------- 现场节奏 / 时间线 ---------- */
.timeline{position:relative;margin-top:12px}
.timeline::before{
  content:"";position:absolute;left:15px;top:12px;bottom:12px;width:1px;
  background:var(--mk-line-2);
}
.tl-item{position:relative;padding:0 0 30px 52px}
.tl-item:last-child{padding-bottom:0}
.tl-dot{
  position:absolute;left:0;top:4px;width:31px;height:31px;border-radius:50%;
  background:var(--mk-graphite);border:1px solid var(--mk-line-2);
  display:flex;align-items:center;justify-content:center;
  font-size:12px;font-weight:700;color:var(--mk-muted);
  font-variant-numeric:tabular-nums;
}
.tl-item.on .tl-dot{background:var(--mk-lime);border-color:var(--mk-lime);color:#0B0E0C}
.tl-item h3{font-size:1.05rem;font-weight:600;margin-bottom:6px}
.tl-item p{color:var(--mk-muted);font-size:14.5px;line-height:1.75}
.tl-time{
  display:inline-block;font-size:12px;color:var(--mk-lime);
  letter-spacing:.1em;margin-bottom:6px;font-variant-numeric:tabular-nums;
}

/* ---------- 奖励卡 ---------- */
.reward-card{
  border:1px solid var(--mk-line);border-radius:var(--r-card);
  background:var(--mk-graphite);overflow:hidden;height:100%;
  transition:transform .28s var(--ease),border-color .28s var(--ease),box-shadow .28s var(--ease);
  display:flex;flex-direction:column;
}
.reward-card:hover{transform:translateY(-4px);border-color:var(--mk-lime-line);box-shadow:var(--shadow)}
.reward-media{position:relative;aspect-ratio:16/10;overflow:hidden;background:var(--mk-graphite-2)}
.reward-media img{width:100%;height:100%;object-fit:cover}
.reward-media .rank-bar{
  position:absolute;left:0;top:0;height:4px;width:100%;
  background:linear-gradient(90deg,var(--mk-lime),var(--mk-orange));
}
.reward-media .lvl{
  position:absolute;right:14px;bottom:14px;
  padding:4px 12px;border-radius:var(--r-pill);
  background:rgba(11,14,12,.8);border:1px solid var(--mk-line-2);
  font-size:12px;color:var(--mk-muted);
}
.reward-body{padding:22px 22px 24px;flex:1;display:flex;flex-direction:column}
.reward-body h3{font-size:1.05rem;font-weight:600;margin-bottom:10px}
.reward-body p{color:var(--mk-muted);font-size:14.5px;line-height:1.75;margin-bottom:16px}
.reward-foot{margin-top:auto;display:flex;align-items:center;justify-content:space-between;gap:12px}
.card-rail{
  display:flex;gap:20px;overflow-x:auto;padding:4px 4px 18px;
  scroll-snap-type:x mandatory;
}
.card-rail::-webkit-scrollbar{height:6px}
.card-rail::-webkit-scrollbar-track{background:var(--mk-graphite);border-radius:4px}
.card-rail::-webkit-scrollbar-thumb{background:var(--mk-line-2);border-radius:4px}
.rail-card{
  flex:0 0 300px;scroll-snap-align:start;
  border:1px solid var(--mk-line);border-radius:var(--r-card);
  background:var(--mk-graphite);overflow:hidden;
  transition:transform .28s var(--ease),border-color .28s var(--ease);
}
.rail-card:hover{transform:translateY(-4px);border-color:var(--mk-lime-line)}
.rail-card img{aspect-ratio:16/10;width:100%;object-fit:cover}
.rail-card .rail-body{padding:18px 20px 20px}
.rail-card h4{font-size:.98rem;font-weight:600;margin-bottom:8px}
.rail-card p{font-size:13.5px;color:var(--mk-muted);line-height:1.7}

/* ---------- 进度条 ---------- */
.progress-set{display:grid;grid-template-columns:repeat(3,1fr);gap:24px;margin-top:8px}
.prog-item{
  padding:24px;border:1px solid var(--mk-line);border-radius:var(--r-card);
  background:var(--mk-graphite);
}
.prog-top{display:flex;align-items:center;justify-content:space-between;gap:12px;margin-bottom:14px}
.prog-top h3{font-size:.98rem;font-weight:600}
.prog-pct{font-size:14px;color:var(--mk-lime);font-weight:700;font-variant-numeric:tabular-nums}
.prog-track{height:8px;border-radius:4px;background:rgba(255,255,255,.07);overflow:hidden}
.prog-fill{
  height:100%;border-radius:4px;
  background:linear-gradient(90deg,var(--mk-lime),var(--mk-orange));
  position:relative;
}
.prog-fill::after{
  content:"";position:absolute;inset:0;border-radius:4px;
  background:linear-gradient(90deg,transparent,rgba(255,255,255,.42),transparent);
  animation:breathe 2.4s var(--ease) infinite;
}
@keyframes breathe{0%{transform:translateX(-100%)}100%{transform:translateX(100%)}}
.prog-note{font-size:13px;color:var(--mk-faint);margin-top:12px;line-height:1.7}

/* ---------- FAQ ---------- */
.faq-wrap .accordion-item{
  background:var(--mk-graphite);border:1px solid var(--mk-line);
  border-radius:var(--r-card)!important;margin-bottom:14px;overflow:hidden;
}
.faq-wrap .accordion-button{
  background:transparent;color:var(--mk-text);
  font-size:1rem;font-weight:600;line-height:1.6;
  padding:20px 22px;box-shadow:none;gap:16px;
}
.faq-wrap .accordion-button::after{
  display:none;
}
.faq-wrap .accordion-button .plus{
  margin-left:auto;flex-shrink:0;width:26px;height:26px;border-radius:50%;
  border:1px solid var(--mk-line-2);display:flex;align-items:center;justify-content:center;
  color:var(--mk-lime);font-size:13px;transition:transform .26s var(--ease),border-color .26s var(--ease);
}
.faq-wrap .accordion-button:not(.collapsed){color:var(--mk-lime);background:rgba(198,242,78,.05)}
.faq-wrap .accordion-button:not(.collapsed) .plus{transform:rotate(45deg);border-color:var(--mk-lime)}
.faq-wrap .accordion-button:focus{box-shadow:none;border-color:var(--mk-lime-line)}
.faq-wrap .accordion-body{
  padding:0 22px 22px;color:var(--mk-muted);font-size:15px;line-height:1.85;
  border-top:1px solid var(--mk-line);margin-top:0;padding-top:18px;
}

/* ---------- CTA 条 ---------- */
.cta-band{
  border-radius:var(--r-card);border:1px solid var(--mk-lime-line);
  background:
    linear-gradient(115deg,rgba(198,242,78,.13),rgba(255,122,61,.06) 70%,transparent),
    var(--mk-graphite);
  padding:52px 48px;display:flex;align-items:center;justify-content:space-between;
  gap:32px;flex-wrap:wrap;
}
.cta-band h2{font-size:clamp(1.4rem,2.6vw,1.9rem);font-weight:700;line-height:1.3}
.cta-band p{color:var(--mk-muted);font-size:15px;margin-top:12px;max-width:560px}

/* ---------- 页脚 ---------- */
.site-footer{
  margin-top:96px;border-top:1px solid var(--mk-line);
  background:var(--mk-graphite-2);padding:64px 0 28px;
}
.footer-grid{
  display:grid;grid-template-columns:1.6fr 1fr 1fr 1.4fr;gap:40px;
  padding-bottom:44px;
}
.footer-brand{display:flex;align-items:center;gap:11px;margin-bottom:18px}
.footer-about{font-size:14px;color:var(--mk-muted);line-height:1.85;max-width:340px}
.footer-title{font-size:13px;font-weight:700;letter-spacing:.1em;color:var(--mk-text);margin-bottom:18px}
.footer-list li{margin-bottom:11px}
.footer-list a{font-size:14px;color:var(--mk-muted);transition:color .2s var(--ease)}
.footer-list a:hover{color:var(--mk-lime)}
.subscribe{display:flex;gap:10px;flex-wrap:wrap}
.subscribe input{
  flex:1 1 150px;min-width:0;height:44px;padding:0 14px;
  background:var(--mk-graphite);border:1px solid var(--mk-line-2);
  border-radius:var(--r-btn);color:var(--mk-text);font-size:14px;
  transition:border-color .2s var(--ease),box-shadow .2s var(--ease);
}
.subscribe input::placeholder{color:var(--mk-faint)}
.subscribe input:focus{
  outline:none;border-color:var(--mk-lime);
  box-shadow:0 0 0 3px rgba(198,242,78,.16);
}
.subscribe button{
  height:44px;padding:0 20px;border:1px solid var(--mk-lime);
  background:var(--mk-lime);color:#0B0E0C;border-radius:var(--r-btn);
  font-weight:700;font-size:14px;cursor:pointer;
  transition:background .2s var(--ease),transform .2s var(--ease);
}
.subscribe button:hover{background:#D4FA6A;transform:translateY(-2px)}
.form-note{font-size:12.5px;color:var(--mk-orange);margin-top:10px;min-height:18px}
.footer-bottom{
  border-top:1px solid var(--mk-line);padding-top:24px;
  display:flex;align-items:center;justify-content:space-between;
  gap:16px;flex-wrap:wrap;font-size:13px;color:var(--mk-faint);
}
.plain-domain{letter-spacing:.1em;font-variant-numeric:tabular-nums}

/* ---------- offcanvas 移动导航 ---------- */
.offcanvas.mk-drawer{
  background:var(--mk-graphite-2);color:var(--mk-text);
  width:300px;border-left:1px solid var(--mk-line);
}
.mk-drawer .offcanvas-header{border-bottom:1px solid var(--mk-line);padding:18px 20px}
.mk-drawer .offcanvas-title{font-size:15px;font-weight:700}
.mk-drawer .btn-close{filter:invert(1) grayscale(1);opacity:.6}
.mk-drawer .offcanvas-body{padding:0}
.drawer-nav a{
  display:block;padding:16px 20px;font-size:15px;color:var(--mk-muted);
  border-bottom:1px solid var(--mk-line);transition:all .2s var(--ease);
}
.drawer-nav a.active{color:var(--mk-lime);background:rgba(198,242,78,.05);font-weight:600}
.drawer-nav a:hover{color:var(--mk-lime);padding-left:24px}
.drawer-cta{padding:22px 20px}

/* ---------- 入场动效 ---------- */
.reveal{opacity:0;transform:translateY(12px)}
.reveal.in{opacity:1;transform:none;transition:opacity .42s var(--ease),transform .42s var(--ease)}

/* ---------- 响应式 ---------- */
@media (max-width:1199.98px){
  .footer-grid{grid-template-columns:1fr 1fr;gap:32px}
}
@media (max-width:991.98px){
  .nav-list{display:none}
  .nav-toggle{display:flex}
  .mainbar-actions .btn-mk{display:none}
  .topbar-note{display:none}
  .sec{padding:64px 0}
  .sec-tight{padding:48px 0}
  .cat-hero{padding:48px 0 28px;min-height:auto}
  .cat-hero-lead{margin-top:22px;padding-left:16px}
  .stat-band{grid-template-columns:1fr;gap:20px;padding:26px 22px}
  .progress-set{grid-template-columns:1fr}
  .cta-band{padding:36px 26px}
  .reward-lg{margin-bottom:0}
}
@media (max-width:767.98px){
  .container{padding-inline:18px}
  .event-row{padding:24px 0}
  .site-footer{padding:48px 0 22px;margin-top:64px}
  .footer-grid{grid-template-columns:1fr;gap:30px;padding-bottom:32px}
  .footer-about{max-width:none}
  .card-rail{gap:14px}
  .rail-card{flex:0 0 260px}
  .timeline::before{left:13px}
  .tl-item{padding-left:44px}
  .tl-dot{width:27px;height:27px;font-size:11px}
}
@media (max-width:519.98px){
  h1.cat-hero-h1{font-size:2rem}
  .btn-mk,.btn-ghost{width:100%;justify-content:center}
  .cta-band{flex-direction:column;align-items:flex-start}
  .cta-band .btn-mk{width:100%}
}
@media (prefers-reduced-motion:reduce){
  html{scroll-behavior:auto}
  .reveal{opacity:1;transform:none;transition:none}
  .prog-fill::after{animation:none}
  *{transition-duration:.01ms!important;animation-duration:.01ms!important}
}

/* roulang page: category2 */
:root{
  --brand:#C6F24E;
  --brand-deep:#A8D93A;
  --brand-ink:#5E7A12;
  --orange:#FF7A3D;
  --ink:#171B18;
  --dark:#0B0E0C;
  --light:#F4F6F1;
  --light-2:#FFFFFF;
  --text:#ECEFE9;
  --text-dim:#98A29A;
  --text-weak:#6E7772;
  --ink-dim:#4C544E;
  --ink-weak:#6B736C;
  --line-dark:rgba(255,255,255,.08);
  --line-light:rgba(11,14,12,.10);
  --r-card:20px;
  --r-img:16px;
  --r-btn:12px;
  --shadow:0 18px 40px -26px rgba(0,0,0,.7);
  --shadow-light:0 16px 34px -26px rgba(11,14,12,.45);
  --ease:cubic-bezier(.2,.7,.2,1);
}

*,*::before,*::after{box-sizing:border-box;}
html{scroll-behavior:smooth;}
body{
  margin:0;
  font-family:"PingFang SC","Microsoft YaHei","Source Han Sans SC",system-ui,-apple-system,"Segoe UI",sans-serif;
  background:var(--light);
  color:var(--ink);
  font-size:16px;
  line-height:1.85;
  -webkit-font-smoothing:antialiased;
  text-rendering:optimizeLegibility;
}
img{max-width:100%;height:auto;display:block;}
a{color:inherit;text-decoration:none;transition:color .22s var(--ease);}
ul{list-style:none;margin:0;padding:0;}
button{font-family:inherit;}
h1,h2,h3,h4{margin:0;font-weight:700;color:var(--ink);}
p{margin:0;}
:focus-visible{outline:2px solid var(--brand);outline-offset:3px;border-radius:4px;}

.container{max-width:1240px;padding-left:24px;padding-right:24px;}
.num{font-variant-numeric:tabular-nums;}
.eyebrow{
  font-size:12px;letter-spacing:.12em;text-transform:uppercase;
  color:var(--ink-weak);font-weight:600;
}

/* ---------- 顶部信息条 ---------- */
.topbar{
  background:#07090 8;
  background:#070908;
  border-bottom:1px solid var(--line-dark);
  color:var(--text-dim);
  font-size:12.5px;
  height:38px;
  display:flex;
  align-items:center;
}
.topbar .container{display:flex;align-items:center;justify-content:space-between;gap:16px;width:100%;}
.topbar-domain{letter-spacing:.14em;text-transform:uppercase;color:#8D968F;white-space:nowrap;}
.topbar-note{display:flex;align-items:center;gap:8px;overflow:hidden;white-space:nowrap;color:#8D968F;}
.topbar-note i{color:var(--brand);}
.topbar-cta{
  display:inline-flex;align-items:center;gap:6px;
  height:28px;padding:0 14px;border-radius:999px;
  border:1px solid rgba(198,242,78,.42);
  color:var(--brand);font-size:12px;font-weight:600;
  transition:background .22s var(--ease),color .22s var(--ease);
  white-space:nowrap;
}
.topbar-cta:hover{background:var(--brand);color:#101410;border-color:var(--brand);}

/* ---------- 主导航 ---------- */
.site-nav{
  position:sticky;top:0;z-index:1030;
  background:rgba(11,14,12,.94);
  backdrop-filter:blur(10px);
  -webkit-backdrop-filter:blur(10px);
  border-bottom:1px solid var(--line-dark);
}
.nav-inner{
  min-height:68px;display:flex;align-items:center;justify-content:space-between;gap:24px;
}
.brand{display:flex;align-items:center;gap:12px;}
.brand-mark{width:34px;height:34px;flex:0 0 auto;}
.brand-text{display:flex;flex-direction:column;line-height:1.15;}
.brand-name{
  font-size:19px;font-weight:800;letter-spacing:-.01em;color:#F3F6F0;
}
.brand-sub{font-size:11px;letter-spacing:.22em;color:var(--text-dim);text-transform:uppercase;}
.nav-list{display:flex;align-items:center;gap:28px;}
.nav-link-x{
  position:relative;font-size:15px;color:var(--text-dim);padding:6px 0;font-weight:500;
}
.nav-link-x::after{
  content:"";position:absolute;left:0;bottom:-2px;height:2px;width:0;
  background:var(--brand);border-radius:2px;transition:width .22s var(--ease);
}
.nav-link-x:hover{color:#F3F6F0;}
.nav-link-x:hover::after{width:24px;}
.nav-link-x.active{color:#F3F6F0;font-weight:600;}
.nav-link-x.active::after{width:24px;}
.nav-actions{display:flex;align-items:center;gap:14px;}
.btn-nav{
  display:inline-flex;align-items:center;gap:8px;
  background:var(--brand);color:#12170E;font-weight:700;font-size:14px;
  padding:10px 20px;border-radius:var(--r-btn);border:1px solid var(--brand);
  transition:transform .22s var(--ease),box-shadow .22s var(--ease),background .22s var(--ease);
}
.btn-nav:hover{background:#D4FA66;box-shadow:0 10px 26px -14px rgba(198,242,78,.85);transform:translateY(-1px);}
.btn-nav i{transition:transform .22s var(--ease);}
.btn-nav:hover i{transform:translateX(4px);}
.menu-btn{
  width:42px;height:42px;border-radius:12px;border:1px solid var(--line-dark);
  background:transparent;color:#ECEFE9;font-size:17px;
  display:inline-flex;align-items:center;justify-content:center;
}
.menu-btn:hover{border-color:rgba(198,242,78,.5);color:var(--brand);}

.offcanvas.side-menu{background:#0F130F;color:var(--text);width:308px;border-left:1px solid var(--line-dark);}
.side-menu .offcanvas-header{border-bottom:1px solid var(--line-dark);padding:18px 22px;}
.side-menu .btn-close{filter:invert(1) grayscale(1);opacity:.7;}
.side-menu .offcanvas-body{padding:8px 0 28px;}
.side-link{
  display:flex;align-items:center;justify-content:space-between;
  padding:16px 22px;color:var(--text-dim);font-size:15px;
  border-bottom:1px solid var(--line-dark);
}
.side-link:hover,.side-link.active{color:#F3F6F0;background:rgba(198,242,78,.06);}
.side-link.active{border-left:3px solid var(--brand);}
.side-foot{padding:22px;}

/* ---------- 通用按钮 ---------- */
.btn-x{
  display:inline-flex;align-items:center;gap:9px;
  border-radius:var(--r-btn);font-weight:700;font-size:15px;
  padding:13px 26px;border:1.5px solid transparent;cursor:pointer;
  transition:transform .22s var(--ease),box-shadow .22s var(--ease),background .22s var(--ease),color .22s var(--ease),border-color .22s var(--ease);
}
.btn-primary-x{background:var(--brand);color:#12170E;border-color:var(--brand);}
.btn-primary-x:hover{background:#D6FB6C;transform:translateY(-2px);box-shadow:0 16px 34px -18px rgba(198,242,78,.75);}
.btn-primary-x i{transition:transform .22s var(--ease);}
.btn-primary-x:hover i{transform:translateX(4px);}
.btn-ghost-x{background:transparent;color:var(--ink);border-color:rgba(11,14,12,.22);}
.btn-ghost-x:hover{border-color:var(--brand-deep);color:var(--brand-ink);transform:translateY(-2px);}
.btn-ghost-dark{background:transparent;color:#ECEFE9;border-color:rgba(255,255,255,.26);}
.btn-ghost-dark:hover{border-color:var(--brand);color:var(--brand);transform:translateY(-2px);}

/* ---------- Hero（浅底） ---------- */
.cat-hero{
  position:relative;
  background:var(--light);
  padding:72px 0 60px;
  overflow:hidden;
}
.cat-hero::before{
  content:"";position:absolute;inset:0;
  background-image:url('/assets/images/backpic/back-2.png');
  background-size:cover;background-position:center;
  opacity:.10;
  pointer-events:none;
}
.cat-hero::after{
  content:"";position:absolute;inset:0;
  background:linear-gradient(180deg,rgba(244,246,241,.72),rgba(244,246,241,1) 78%);
  pointer-events:none;
}
.cat-hero .container{position:relative;z-index:2;}
.hero-chip{
  display:inline-flex;align-items:center;gap:8px;
  font-size:12px;font-weight:700;letter-spacing:.08em;
  color:var(--brand-ink);background:rgba(198,242,78,.32);
  border:1px solid rgba(140,180,40,.42);
  padding:5px 14px;border-radius:999px;margin-bottom:20px;
}
.hero-title{
  font-size:clamp(2.2rem,5vw,3.4rem);
  font-weight:800;line-height:1.1;letter-spacing:-.02em;
  color:#12170E;margin-bottom:20px;
}
.hero-title em{font-style:normal;color:var(--brand-ink);border-bottom:4px solid rgba(198,242,78,.75);}
.hero-lead{font-size:17px;line-height:1.85;color:var(--ink-dim);max-width:620px;}
.hero-stats{display:flex;flex-wrap:wrap;gap:36px;margin-top:34px;padding-top:26px;border-top:1px solid var(--line-light);}
.hero-stat-num{font-size:32px;font-weight:800;color:#12170E;line-height:1;}
.hero-stat-num span{color:var(--brand-ink);font-size:20px;}
.hero-stat-txt{font-size:12px;letter-spacing:.08em;color:var(--ink-weak);margin-top:8px;}
.hero-visual{
  position:relative;border-radius:var(--r-card);overflow:hidden;
  border:1px solid var(--line-light);box-shadow:var(--shadow-light);
  background:#E6E9E2;
}
.hero-visual img{width:100%;aspect-ratio:4/3;object-fit:cover;}
.hero-visual-tag{
  position:absolute;left:16px;bottom:16px;
  background:rgba(11,14,12,.86);color:#ECEFE9;
  font-size:12px;padding:7px 14px;border-radius:999px;
  border:1px solid rgba(255,255,255,.14);
}

/* ---------- 通用板块 ---------- */
.section{padding:72px 0;}
.section-sm{padding:56px 0;}
.section-head{max-width:760px;margin-bottom:40px;}
.section-title{
  font-size:clamp(1.55rem,3vw,2.25rem);
  font-weight:700;line-height:1.24;letter-spacing:-.01em;margin-bottom:14px;
}
.section-desc{font-size:15.5px;line-height:1.8;color:var(--ink-dim);}
.divider-line{height:1px;background:var(--line-light);border:0;margin:0;}

/* ---------- 筛选 + 网格 ---------- */
.filter-bar{
  display:flex;flex-wrap:wrap;align-items:center;gap:10px;
  padding:18px 0 26px;
}
.filter-chip{
  border:1px solid var(--line-light);background:#FFFFFF;color:var(--ink-dim);
  font-size:13.5px;font-weight:600;padding:8px 18px;border-radius:999px;cursor:pointer;
  transition:all .22s var(--ease);
}
.filter-chip:hover{border-color:rgba(166,200,60,.75);color:var(--brand-ink);transform:translateY(-2px);}
.filter-chip.active{background:#12170E;color:var(--brand);border-color:#12170E;}
.filter-count{margin-left:auto;font-size:13px;color:var(--ink-weak);}

.guide-card{
  display:flex;flex-direction:column;height:100%;
  background:#FFFFFF;border:1px solid var(--line-light);border-radius:var(--r-card);
  overflow:hidden;box-shadow:var(--shadow-light);
  transition:transform .28s var(--ease),border-color .28s var(--ease),box-shadow .28s var(--ease);
}
.guide-card:hover{transform:translateY(-4px);border-color:rgba(150,190,50,.72);box-shadow:0 24px 44px -30px rgba(11,14,12,.55);}
.guide-thumb{position:relative;overflow:hidden;background:#E3E7DE;}
.guide-thumb img{width:100%;aspect-ratio:16/10;object-fit:cover;transition:transform .5s var(--ease);}
.guide-card:hover .guide-thumb img{transform:scale(1.04);}
.guide-badge{
  position:absolute;left:14px;top:14px;
  background:rgba(11,14,12,.88);color:var(--brand);
  font-size:11.5px;font-weight:700;letter-spacing:.06em;
  padding:5px 12px;border-radius:999px;border:1px solid rgba(198,242,78,.32);
}
.guide-body{padding:22px 22px 24px;display:flex;flex-direction:column;flex:1 1 auto;}
.guide-title{font-size:17.5px;font-weight:700;line-height:1.5;margin-bottom:10px;letter-spacing:-.005em;}
.guide-title a:hover{color:var(--brand-ink);}
.guide-desc{font-size:14.5px;line-height:1.75;color:var(--ink-dim);margin-bottom:18px;
  display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;}
.guide-meta{
  margin-top:auto;padding-top:14px;border-top:1px solid var(--line-light);
  display:flex;align-items:center;justify-content:space-between;gap:10px;
  font-size:12.5px;color:var(--ink-weak);
}
.guide-meta .arrow{color:var(--brand-deep);transition:transform .22s var(--ease);}
.guide-card:hover .arrow{transform:translateX(4px);}
.empty-state{
  display:none;text-align:center;padding:56px 20px;color:var(--ink-weak);
}
.empty-state i{font-size:28px;color:#B9C0B6;display:block;margin-bottom:14px;}
.empty-state p{font-size:14px;margin-bottom:18px;}

/* ---------- 上手流程 ---------- */
.step-section{background:#0B0E0C;color:var(--text);position:relative;overflow:hidden;}
.step-section::before{
  content:"";position:absolute;inset:0;
  background-image:url('/assets/images/backpic/back-3.png');
  background-size:cover;background-position:center;opacity:.16;
}
.step-section .container{position:relative;z-index:2;}
.step-section .section-title{color:#F3F6F0;}
.step-section .section-desc{color:var(--text-dim);}
.step-section .eyebrow{color:var(--brand);}
.step-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:24px;margin-top:8px;}
.step-item{
  position:relative;background:#171B18;border:1px solid var(--line-dark);
  border-radius:var(--r-card);padding:26px 22px 24px;
  transition:transform .28s var(--ease),border-color .28s var(--ease);
}
.step-item:hover{transform:translateY(-4px);border-color:rgba(198,242,78,.42);}
.step-no{
  font-size:13px;font-weight:800;letter-spacing:.12em;color:var(--brand);
  display:inline-block;margin-bottom:14px;
}
.step-item h3{font-size:17px;color:#F3F6F0;margin-bottom:10px;}
.step-item p{font-size:14px;line-height:1.75;color:var(--text-dim);}
.step-line{
  position:absolute;right:-13px;top:44px;width:26px;height:1px;
  background:repeating-linear-gradient(90deg,rgba(198,242,78,.55) 0 4px,transparent 4px 8px);
}
.step-item:last-child .step-line{display:none;}

/* ---------- 适用场景 ---------- */
.scene-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:24px;}
.scene-item{
  background:#FFFFFF;border:1px solid var(--line-light);border-radius:var(--r-card);
  padding:28px 26px;box-shadow:var(--shadow-light);
  transition:transform .28s var(--ease),border-color .28s var(--ease);
}
.scene-item:hover{transform:translateY(-4px);border-color:rgba(166,200,60,.7);}
.scene-icon{
  width:46px;height:46px;border-radius:14px;display:flex;align-items:center;justify-content:center;
  background:rgba(198,242,78,.26);color:var(--brand-ink);font-size:18px;margin-bottom:18px;
}
.scene-item h3{font-size:17.5px;margin-bottom:10px;}
.scene-item p{font-size:14.5px;color:var(--ink-dim);line-height:1.78;}
.scene-list{margin-top:16px;}
.scene-list li{
  position:relative;padding-left:18px;font-size:14px;color:var(--ink-weak);line-height:1.8;
}
.scene-list li::before{
  content:"";position:absolute;left:0;top:11px;width:6px;height:6px;border-radius:2px;background:var(--brand-deep);
}

/* ---------- 数据条 ---------- */
.metric-band{
  background:#12170E;border-radius:var(--r-card);
  padding:38px 34px;display:grid;grid-template-columns:repeat(3,1fr);gap:28px;
  border:1px solid var(--line-dark);
}
.metric-item{border-left:2px solid rgba(198,242,78,.5);padding-left:20px;}
.metric-num{font-size:34px;font-weight:800;color:var(--brand);line-height:1;letter-spacing:-.02em;}
.metric-txt{font-size:13px;color:var(--text-dim);margin-top:10px;}

/* ---------- FAQ ---------- */
.faq-wrap{max-width:900px;}
.faq-item{
  background:#FFFFFF;border:1px solid var(--line-light);border-radius:var(--r-card);
  margin-bottom:14px;overflow:hidden;transition:border-color .24s var(--ease);
}
.faq-item:hover{border-color:rgba(166,200,60,.55);}
.faq-q{
  width:100%;display:flex;align-items:center;justify-content:space-between;gap:20px;
  background:transparent;border:0;text-align:left;cursor:pointer;
  padding:20px 24px;font-size:16px;font-weight:700;color:#12170E;
}
.faq-q .plus{
  flex:0 0 auto;width:26px;height:26px;border-radius:8px;
  display:flex;align-items:center;justify-content:center;
  border:1px solid var(--line-light);color:var(--brand-ink);font-size:14px;
  transition:transform .26s var(--ease),background .26s var(--ease),border-color .26s var(--ease);
}
.faq-item.open .plus{transform:rotate(45deg);background:var(--brand);border-color:var(--brand);color:#12170E;}
.faq-a{
  max-height:0;overflow:hidden;transition:max-height .26s var(--ease);
}
.faq-a p{
  padding:0 24px 22px;font-size:14.8px;line-height:1.85;color:var(--ink-dim);
}

/* ---------- CTA ---------- */
.cta-band{
  background:linear-gradient(96deg,#12170E 0%,#1B2218 62%,#232C1C 100%);
  border:1px solid var(--line-dark);
  border-radius:24px;padding:48px 44px;
  display:flex;align-items:center;justify-content:space-between;gap:32px;flex-wrap:wrap;
  position:relative;overflow:hidden;
}
.cta-band::after{
  content:"";position:absolute;right:-60px;top:-60px;width:240px;height:240px;
  border-radius:50%;border:1px solid rgba(198,242,78,.22);
}
.cta-band h2{color:#F3F6F0;font-size:clamp(1.4rem,2.6vw,2rem);margin-bottom:10px;letter-spacing:-.01em;}
.cta-band p{color:var(--text-dim);font-size:15px;max-width:540px;}

/* ---------- 页脚 ---------- */
.site-footer{
  background:#0B0E0C;color:var(--text-dim);
  border-top:1px solid var(--line-dark);
  padding:64px 0 26px;margin-top:72px;
}
.footer-grid{
  display:grid;grid-template-columns:1.5fr 1fr 1fr 1.4fr;gap:40px;
}
.footer-brand{display:flex;align-items:center;gap:12px;margin-bottom:18px;}
.footer-brand .brand-mark{width:34px;height:34px;}
.footer-about{font-size:14px;line-height:1.8;color:var(--text-weak);max-width:340px;}
.footer-title{font-size:14px;color:#F3F6F0;font-weight:700;margin-bottom:18px;letter-spacing:.02em;}
.footer-list li{margin-bottom:11px;}
.footer-list a{font-size:14px;color:var(--text-dim);position:relative;padding-left:0;}
.footer-list a::after{
  content:"";position:absolute;left:0;bottom:-2px;width:0;height:1px;background:var(--brand);
  transition:width .22s var(--ease);
}
.footer-list a:hover{color:var(--brand);}
.footer-list a:hover::after{width:100%;}
.subscribe{display:flex;gap:10px;}
.subscribe input{
  flex:1 1 auto;min-width:0;background:#12160F;border:1px solid var(--line-dark);
  border-radius:12px;height:44px;padding:0 14px;color:var(--text);font-size:14px;
  transition:border-color .22s var(--ease),box-shadow .22s var(--ease);
}
.subscribe input::placeholder{color:#66706A;}
.subscribe input:focus{outline:none;border-color:var(--brand);box-shadow:0 0 0 2px rgba(198,242,78,.28);}
.subscribe button{
  background:var(--brand);color:#12170E;border:1px solid var(--brand);
  border-radius:12px;height:44px;padding:0 20px;font-size:14px;font-weight:700;cursor:pointer;
  transition:background .22s var(--ease),transform .22s var(--ease);white-space:nowrap;
}
.subscribe button:hover{background:#D6FB6C;transform:translateY(-1px);}
.form-note{font-size:12.5px;color:var(--orange);margin-top:10px;min-height:18px;}
.footer-bottom{
  margin-top:48px;padding-top:22px;border-top:1px solid var(--line-dark);
  display:flex;align-items:center;justify-content:space-between;gap:16px;flex-wrap:wrap;
  font-size:13px;color:var(--text-weak);
}
.plain-domain{letter-spacing:.12em;color:#7A837C;}

/* ---------- 入场动效 ---------- */
.reveal{opacity:0;transform:translateY(12px);}
.reveal.in{opacity:1;transform:none;transition:opacity .42s var(--ease),transform .42s var(--ease);}

/* ---------- 响应式 ---------- */
@media (max-width:1199px){
  .footer-grid{grid-template-columns:1.4fr 1fr 1fr;}
  .footer-col-sub{grid-column:1 / -1;}
  .step-grid{grid-template-columns:repeat(2,1fr);}
  .step-line{display:none;}
}
@media (max-width:991px){
  .nav-list,.nav-actions .btn-nav{display:none;}
  .topbar-note{display:none;}
  .cat-hero{padding:52px 0 44px;}
  .hero-visual{margin-top:34px;}
  .scene-grid{grid-template-columns:1fr;}
  .metric-band{grid-template-columns:1fr;padding:30px 24px;gap:22px;}
  .section{padding:56px 0;}
  .section-sm{padding:44px 0;}
  .cta-band{padding:36px 26px;}
}
@media (max-width:767px){
  .container{padding-left:18px;padding-right:18px;}
  .topbar{font-size:11.5px;}
  .topbar-cta{display:none;}
  .hero-stats{gap:24px;}
  .hero-stat-num{font-size:26px;}
  .step-grid{grid-template-columns:1fr;}
  .guide-thumb img{aspect-ratio:16/10;}
  .footer-grid{grid-template-columns:1fr;gap:32px;}
  .footer-about{max-width:none;}
  .section-title{font-size:1.5rem;}
  .faq-q{padding:18px 18px;font-size:15px;}
  .faq-a p{padding:0 18px 18px;}
  .subscribe{flex-direction:column;}
  .subscribe button{width:100%;}
}
@media (max-width:520px){
  .hero-title{font-size:2rem;}
  .filter-count{display:none;}
  .cta-band{padding:30px 20px;border-radius:20px;}
  .btn-x{width:100%;justify-content:center;}
}
@media (prefers-reduced-motion:reduce){
  *{animation:none!important;transition:none!important;}
  html{scroll-behavior:auto;}
  .reveal{opacity:1;transform:none;}
}

/* roulang page: category3 */
:root{
  --brand:#C6F24E;
  --brand-soft:rgba(198,242,78,.12);
  --brand-line:rgba(198,242,78,.34);
  --accent:#FF7A3D;
  --ink:#0B0E0C;
  --ink-deep:#070906;
  --panel:#171B18;
  --panel-2:#1E2320;
  --line:rgba(255,255,255,.08);
  --line-strong:rgba(255,255,255,.16);
  --text:#ECEFE9;
  --text-2:#98A29A;
  --text-3:#6E7772;
  --r-card:20px;
  --r-img:16px;
  --r-btn:12px;
  --shadow:0 18px 40px -26px rgba(0,0,0,.7);
  --ease:cubic-bezier(.2,.7,.2,1);
}
*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth}
body{
  margin:0;
  background:var(--ink);
  color:var(--text);
  font-family:"PingFang SC","Microsoft YaHei","Source Han Sans SC",system-ui,-apple-system,"Segoe UI",Roboto,sans-serif;
  font-size:16px;
  line-height:1.85;
  font-variant-numeric:tabular-nums;
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block;height:auto}
a{color:inherit;text-decoration:none}
button{font-family:inherit}
h1,h2,h3,h4{margin:0;line-height:1.25;letter-spacing:-.01em}
p{margin:0}
ul{margin:0;padding:0;list-style:none}
::selection{background:var(--brand);color:var(--ink)}
.container{width:100%;max-width:1240px;margin:0 auto;padding-left:24px;padding-right:24px}
.eyebrow{font-size:12px;letter-spacing:.14em;text-transform:uppercase;color:var(--text-3);font-weight:600}

/* ============ 顶部信息条 ============ */
.topbar{background:var(--ink-deep);border-bottom:1px solid var(--line);height:38px}
.topbar-inner{display:flex;align-items:center;gap:18px;height:38px}
.topbar-domain{font-size:11px;letter-spacing:.16em;text-transform:uppercase;color:var(--text-3);white-space:nowrap}
.topbar-note{flex:1;min-width:0;font-size:12px;color:var(--text-2);white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.topbar-cta{
  display:inline-flex;align-items:center;height:28px;padding:0 14px;border:1px solid var(--line-strong);
  border-radius:999px;font-size:12px;color:var(--text);white-space:nowrap;transition:all .22s var(--ease);
}
.topbar-cta:hover{border-color:var(--brand-line);color:var(--brand)}

/* ============ 主导航 ============ */
.site-header{
  position:sticky;top:0;z-index:1030;
  background:rgba(11,14,12,.88);
  -webkit-backdrop-filter:blur(14px);backdrop-filter:blur(14px);
  border-bottom:1px solid var(--line);
}
.header-inner{display:flex;align-items:center;justify-content:space-between;gap:24px;height:68px}
.brand{display:flex;align-items:center;gap:12px;flex:none}
.brand-mark{width:34px;height:34px;flex:none}
.brand-text{display:flex;flex-direction:column;line-height:1.12}
.brand-name{font-size:18px;font-weight:800;letter-spacing:-.01em}
.brand-sub{font-size:11px;letter-spacing:.2em;color:var(--text-3)}
.nav-list{display:flex;align-items:center;gap:28px}
.nav-link-x{position:relative;font-size:15px;color:var(--text-2);padding:6px 0;transition:color .22s var(--ease)}
.nav-link-x::after{
  content:"";position:absolute;left:0;bottom:-2px;width:0;height:2px;background:var(--brand);
  transition:width .22s var(--ease);
}
.nav-link-x:hover{color:var(--text)}
.nav-link-x:hover::after{width:24px}
.nav-link-x.active{color:var(--text)}
.nav-link-x.active::after{width:24px}
.header-actions{display:flex;align-items:center;gap:12px;flex:none}
.nav-toggle{
  display:none;width:42px;height:42px;border-radius:12px;border:1px solid var(--line-strong);
  background:transparent;align-items:center;justify-content:center;gap:4px;flex-direction:column;cursor:pointer;
}
.nav-toggle span{display:block;width:16px;height:2px;background:var(--text);border-radius:2px}

/* ============ 按钮 ============ */
.btn-x{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  border-radius:var(--r-btn);font-weight:700;font-size:14px;line-height:1;
  padding:12px 22px;border:1.5px solid transparent;cursor:pointer;
  transition:all .24s var(--ease);
}
.btn-primary-x{background:var(--brand);color:var(--ink)}
.btn-primary-x:hover{background:#d7ff6d;transform:translateY(-2px);box-shadow:0 14px 32px -16px rgba(198,242,78,.55)}
.btn-primary-x .arw{transition:transform .24s var(--ease)}
.btn-primary-x:hover .arw{transform:translateX(4px)}
.btn-ghost-x{background:transparent;border-color:var(--line-strong);color:var(--text)}
.btn-ghost-x:hover{border-color:var(--brand);color:var(--brand)}
.btn-dark-x{background:var(--ink);color:var(--brand)}
.btn-dark-x:hover{background:#0f1410;transform:translateY(-2px)}
.btn-sm-x{padding:10px 18px;font-size:13px}
.btn-x:focus-visible{outline:2px solid var(--brand);outline-offset:2px}

/* ============ 胶囊 ============ */
.pill{
  display:inline-flex;align-items:center;gap:6px;height:28px;padding:0 14px;border-radius:999px;
  font-size:12px;letter-spacing:.06em;border:1px solid var(--brand-line);color:var(--brand);background:var(--brand-soft);
}
.pill-plain{border-color:var(--line-strong);color:var(--text-2);background:transparent}
.pill-accent{border-color:rgba(255,122,61,.4);color:var(--accent);background:rgba(255,122,61,.1)}

/* ============ 分类 Hero ============ */
.cat-hero{
  position:relative;display:flex;align-items:center;min-height:320px;
  background-image:url('/assets/images/backpic/back-2.png');
  background-size:cover;background-position:center;
  border-bottom:1px solid var(--line);
}
.cat-hero::before{
  content:"";position:absolute;inset:0;
  background:
    repeating-linear-gradient(115deg,rgba(198,242,78,.05) 0 2px,transparent 2px 8px),
    linear-gradient(100deg,rgba(8,10,9,.97) 0%,rgba(8,10,9,.9) 44%,rgba(8,10,9,.6) 100%);
}
.hero-inner{position:relative;display:grid;grid-template-columns:1.5fr .8fr;gap:56px;align-items:end;padding:70px 0 36px}
.hero-copy h1{
  font-size:clamp(2rem,4.4vw,3.1rem);font-weight:800;line-height:1.12;letter-spacing:-.02em;margin:18px 0 16px;
}
.hero-copy h1 em{font-style:normal;color:var(--brand)}
.hero-copy p{color:var(--text-2);font-size:15px;max-width:56ch}
.hero-side{border-left:1px solid var(--line-strong);padding-left:24px;color:var(--text-2);font-size:14px}
.anchor-row{position:relative;display:flex;gap:10px;flex-wrap:wrap;padding-bottom:34px}
.anchor-row a{
  display:inline-flex;align-items:center;height:34px;padding:0 16px;border-radius:999px;
  border:1px solid var(--line-strong);font-size:13px;color:var(--text-2);background:rgba(11,14,12,.6);
  transition:all .22s var(--ease);
}
.anchor-row a:hover{border-color:var(--brand);color:var(--brand);transform:translateY(-2px)}

/* ============ 文档双栏 ============ */
.doc-layout{display:grid;grid-template-columns:240px minmax(0,1fr);gap:56px;padding:76px 0 84px}
.doc-toc{position:sticky;top:104px;align-self:start}
.toc-title{font-size:12px;letter-spacing:.16em;text-transform:uppercase;color:var(--text-3);font-weight:600;margin-bottom:14px}
.toc-list{display:flex;flex-direction:column;gap:2px;border-left:1px solid var(--line)}
.toc-link{
  display:block;font-size:14px;color:var(--text-2);padding:9px 0 9px 16px;
  border-left:2px solid transparent;margin-left:-1px;transition:all .22s var(--ease);
}
.toc-link:hover{color:var(--text);border-left-color:rgba(198,242,78,.45)}
.toc-link.active{
  color:var(--brand);border-left-color:var(--brand);
  background:linear-gradient(90deg,rgba(198,242,78,.09),transparent 80%);
}
.toc-foot{margin-top:26px;padding:18px;border:1px solid var(--line);border-radius:var(--r-card);background:var(--panel)}
.toc-foot p{font-size:13px;color:var(--text-2);line-height:1.7}
.toc-foot a{display:inline-flex;align-items:center;gap:6px;margin-top:12px;font-size:13px;color:var(--brand);font-weight:600}

.doc-body{display:flex;flex-direction:column;gap:60px;min-width:0}
.doc-block{border-top:1px solid var(--line);padding-top:38px;scroll-margin-top:110px}
.doc-block:first-child{border-top:0;padding-top:0}
.doc-head{display:flex;align-items:baseline;gap:14px;margin-bottom:14px}
.doc-head .idx{font-size:12px;letter-spacing:.14em;color:var(--brand);font-weight:800}
.doc-block h2{font-size:clamp(1.4rem,2.4vw,1.85rem);font-weight:700}
.doc-lead{color:var(--text-2);font-size:15px;max-width:70ch;margin-bottom:26px}

/* 问答块 */
.qa-item{border-bottom:1px solid var(--line);padding:20px 0}
.qa-item:last-child{border-bottom:0}
.qa-q{display:flex;gap:12px;font-size:16px;font-weight:600;margin-bottom:8px;color:var(--text)}
.qa-q::before{
  content:"Q";flex:none;width:22px;height:22px;border-radius:6px;background:var(--brand-soft);
  border:1px solid var(--brand-line);color:var(--brand);font-size:11px;font-weight:800;
  display:inline-flex;align-items:center;justify-content:center;margin-top:5px;
}
.qa-a{color:var(--text-2);font-size:15px;padding-left:34px;max-width:72ch}

/* 步骤条 */
.step-list{display:flex;flex-direction:column}
.step-item{display:grid;grid-template-columns:46px minmax(0,1fr);gap:18px;padding:22px 0;border-bottom:1px dashed rgba(255,255,255,.1)}
.step-item:last-child{border-bottom:0}
.step-num{
  width:46px;height:46px;border-radius:14px;display:grid;place-items:center;
  border:1px solid var(--brand-line);background:var(--brand-soft);color:var(--brand);font-weight:800;font-size:15px;
}
.step-item h3{font-size:1.05rem;font-weight:600;margin-bottom:6px}
.step-item p{color:var(--text-2);font-size:15px;max-width:68ch}

/* 图文块 */
.figure-block{margin-top:28px}
.figure-block img{width:100%;border-radius:var(--r-img);border:1px solid var(--line);object-fit:cover;aspect-ratio:16/7}
.figure-block figcaption{font-size:13px;color:var(--text-3);text-align:center;margin-top:12px}

/* 参数表 */
.table-wrap{border:1px solid var(--line);border-radius:var(--r-card);overflow:hidden;background:var(--panel)}
.table-wrap .table-scroll{overflow-x:auto}
table.param{width:100%;border-collapse:collapse;min-width:620px;font-size:14px}
table.param th{
  text-align:left;padding:15px 18px;font-size:12px;letter-spacing:.1em;text-transform:uppercase;
  color:var(--text-3);font-weight:600;background:#12160F;border-bottom:1px solid var(--line);
}
table.param td{padding:15px 18px;border-bottom:1px solid var(--line);color:var(--text-2);vertical-align:top}
table.param tbody tr:last-child td{border-bottom:0}
table.param tbody tr{transition:background .2s var(--ease)}
table.param tbody tr:hover{background:rgba(198,242,78,.045)}
table.param td strong{color:var(--text);font-weight:600}
table.param td b{color:var(--brand);font-weight:700}

/* 进度 / 时间轴 */
.track-list{display:flex;flex-direction:column;gap:24px;margin-top:8px}
.track-row{display:grid;grid-template-columns:150px minmax(0,1fr) 64px;gap:20px;align-items:center}
.track-name{font-size:14px;color:var(--text)}
.track-val{font-size:14px;color:var(--brand);text-align:right;font-weight:700}
.progress-x{height:8px;border-radius:4px;background:rgba(255,255,255,.08);overflow:hidden}
.progress-x > span{
  display:block;height:100%;border-radius:4px;
  background:linear-gradient(90deg,var(--brand),var(--accent));
  animation:breathe 2.4s ease-in-out infinite;
}
@keyframes breathe{0%,100%{opacity:.82}50%{opacity:1}}
.timeline{display:flex;flex-direction:column;margin-top:34px;border-top:1px solid var(--line)}
.timeline-item{display:flex;align-items:center;justify-content:space-between;gap:18px;padding:18px 0;border-bottom:1px solid var(--line);flex-wrap:wrap}
.timeline-item h3{font-size:15px;font-weight:600}
.timeline-item p{font-size:13px;color:var(--text-3);margin-top:2px}
.tl-meta{display:flex;align-items:center;gap:16px;font-size:13px;color:var(--text-2)}
.badge-x{display:inline-flex;align-items:center;height:24px;padding:0 11px;border-radius:999px;font-size:12px;border:1px solid var(--line-strong);color:var(--text-2)}
.badge-ok{border-color:var(--brand-line);color:var(--brand);background:var(--brand-soft)}
.badge-run{border-color:rgba(255,122,61,.4);color:var(--accent);background:rgba(255,122,61,.1)}

/* FAQ */
.faq-list{border-top:1px solid var(--line)}
.faq-item{border-bottom:1px solid var(--line)}
.faq-q{
  width:100%;background:transparent;border:0;color:var(--text);font-size:16px;font-weight:600;
  text-align:left;padding:22px 0;display:flex;align-items:center;justify-content:space-between;gap:20px;
  cursor:pointer;transition:color .22s var(--ease);
}
.faq-q:hover{color:var(--brand)}
.faq-q:focus-visible{outline:2px solid var(--brand);outline-offset:2px}
.faq-icon{position:relative;width:20px;height:20px;flex:none;transition:transform .26s var(--ease)}
.faq-icon::before,.faq-icon::after{content:"";position:absolute;left:50%;top:50%;background:var(--brand);border-radius:2px}
.faq-icon::before{width:14px;height:2px;transform:translate(-50%,-50%)}
.faq-icon::after{width:2px;height:14px;transform:translate(-50%,-50%)}
.faq-item.open .faq-icon{transform:rotate(45deg)}
.faq-a{max-height:0;overflow:hidden;transition:max-height .26s var(--ease)}
.faq-a-inner{padding:0 40px 24px 0;color:var(--text-2);font-size:15px}

/* CTA 条 */
.cta-strip{background:var(--brand);color:var(--ink);padding:54px 0}
.cta-inner{display:flex;align-items:center;justify-content:space-between;gap:34px;flex-wrap:wrap}
.cta-inner h2{font-size:clamp(1.4rem,2.6vw,2rem);font-weight:800;color:var(--ink)}
.cta-inner p{font-size:14px;color:rgba(11,14,12,.72);margin-top:8px;max-width:52ch}

/* 页脚 */
.site-footer{background:#080A08;border-top:1px solid var(--line);padding:72px 0 28px}
.footer-grid{display:grid;grid-template-columns:1.6fr 1fr 1fr 1.5fr;gap:40px}
.footer-brand{display:flex;align-items:center;gap:12px}
.footer-about{color:var(--text-2);font-size:14px;line-height:1.85;margin-top:16px;max-width:36ch}
.footer-title{font-size:12px;letter-spacing:.16em;text-transform:uppercase;color:var(--text-3);font-weight:600;margin-bottom:18px}
.footer-list{display:flex;flex-direction:column;gap:12px;font-size:14px}
.footer-list a{color:var(--text-2);transition:color .22s var(--ease)}
.footer-list a:hover{color:var(--brand)}
.subscribe{display:flex;gap:8px}
.subscribe input{
  flex:1;min-width:0;background:#11150F;border:1px solid var(--line);border-radius:12px;
  padding:12px 14px;color:var(--text);font-size:14px;font-family:inherit;transition:all .22s var(--ease);
}
.subscribe input::placeholder{color:var(--text-3)}
.subscribe input:focus{outline:none;border-color:var(--brand);box-shadow:0 0 0 2px rgba(198,242,78,.22)}
.subscribe button{
  background:var(--brand);color:var(--ink);border:0;border-radius:12px;padding:12px 18px;
  font-size:14px;font-weight:700;cursor:pointer;white-space:nowrap;transition:all .22s var(--ease);
}
.subscribe button:hover{background:#d7ff6d}
.form-note{font-size:12px;color:var(--accent);min-height:18px;margin-top:8px}
.footer-bottom{
  display:flex;justify-content:space-between;align-items:center;gap:16px;flex-wrap:wrap;
  border-top:1px solid var(--line);margin-top:48px;padding-top:22px;font-size:12px;color:var(--text-3);
}
.plain-domain{letter-spacing:.14em;text-transform:uppercase}

/* 移动端菜单 */
.offcanvas.mobile-nav{background:#0E120F;color:var(--text);width:min(340px,86vw);border-left:1px solid var(--line)}
.mobile-nav .offcanvas-header{border-bottom:1px solid var(--line);padding:18px 22px}
.mobile-nav .btn-close{filter:invert(1) grayscale(1);opacity:.7}
.mobile-nav .offcanvas-body{padding:8px 22px 28px}
.m-nav-link{display:block;padding:17px 0;border-bottom:1px solid var(--line);font-size:15px;color:var(--text-2);transition:color .22s var(--ease)}
.m-nav-link:hover,.m-nav-link.active{color:var(--brand)}
.m-nav-cta{margin-top:26px;width:100%}

/* 入场动效 */
.reveal{opacity:0;transform:translateY(12px);transition:opacity .42s var(--ease),transform .42s var(--ease)}
.reveal.in{opacity:1;transform:none}

/* 响应式 */
@media (max-width:1199.98px){
  .doc-layout{grid-template-columns:200px minmax(0,1fr);gap:40px}
  .footer-grid{grid-template-columns:1.5fr 1fr 1fr;gap:34px}
  .footer-col-sub{grid-column:1 / -1;max-width:520px}
}
@media (max-width:991.98px){
  .nav-list{display:none}
  .nav-toggle{display:inline-flex}
  .topbar-note{display:none}
  .hero-inner{grid-template-columns:1fr;gap:26px;align-items:start;padding:58px 0 30px}
  .hero-side{border-left:0;padding-left:0;border-top:1px solid var(--line);padding-top:18px}
  .doc-layout{grid-template-columns:1fr;gap:0;padding:52px 0 64px}
  .doc-toc{position:static;margin-bottom:34px}
  .toc-list{flex-direction:row;gap:8px;border-left:0;overflow-x:auto;padding-bottom:6px}
  .toc-link{border-left:0;border:1px solid var(--line);border-radius:999px;padding:8px 15px;white-space:nowrap;font-size:13px}
  .toc-link.active{border-color:var(--brand);background:var(--brand-soft)}
  .toc-foot{display:none}
  .doc-body{gap:48px}
}
@media (max-width:767.98px){
  .header-inner{height:62px}
  .brand-name{font-size:17px}
  .cat-hero{min-height:auto}
  .hero-copy h1{font-size:clamp(1.75rem,7vw,2.3rem)}
  .doc-block{padding-top:32px}
  .qa-a{padding-left:0}
  .track-row{grid-template-columns:minmax(0,1fr) 56px;gap:12px}
  .track-name{grid-column:1 / -1}
  .step-item{grid-template-columns:40px minmax(0,1fr);gap:14px}
  .step-num{width:40px;height:40px;border-radius:12px;font-size:14px}
  .timeline-item{align-items:flex-start}
  .cta-inner{flex-direction:column;align-items:flex-start}
  .footer-grid{grid-template-columns:1fr 1fr;gap:30px}
  .footer-col-sub{grid-column:1 / -1}
}
@media (max-width:575.98px){
  .container{padding-left:18px;padding-right:18px}
  .topbar-cta{display:none}
  .header-actions .btn-primary-x{display:none}
  .footer-grid{grid-template-columns:1fr}
  .subscribe{flex-direction:column}
  .subscribe button{width:100%}
  .footer-bottom{flex-direction:column;align-items:flex-start}
}
@media (prefers-reduced-motion:reduce){
  *,*::before,*::after{animation:none!important;transition:none!important}
  .reveal{opacity:1;transform:none}
  html{scroll-behavior:auto}
}