/* roulang page: index */
:root{
  --brand:#C8F23C;
  --brand-soft:rgba(200,242,60,.14);
  --accent:#7C4DFF;
  --accent-soft:rgba(124,77,255,.08);
  --warm:#FF7A45;
  --ink:#0E0D14;
  --ink-2:#16151F;
  --ink-line:rgba(255,255,255,.10);
  --paper:#F7F5F0;
  --card:#FFFFFF;
  --line:#E6E1D6;
  --t-dark:#F2F0EA;
  --t-dark-2:#A8A4B8;
  --t:#1B1A22;
  --t-2:#5A5766;
  --t-3:#8B8794;
  --r-card:16px;
  --r-btn:12px;
  --r-input:10px;
  --r-badge:999px;
  --r-media:20px;
  --sh:0 1px 2px rgba(14,13,20,.06), 0 12px 32px -12px rgba(14,13,20,.18);
  --sh-hover:0 2px 6px rgba(14,13,20,.08), 0 20px 44px -14px rgba(14,13,20,.26);
  --ease:cubic-bezier(.2,.7,.3,1);
  --font:system-ui,"PingFang SC","Microsoft YaHei","Source Han Sans SC",sans-serif;
}
*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth}
body{
  margin:0;
  font-family:var(--font);
  font-size:16px;
  line-height:1.9;
  color:var(--t);
  background:var(--paper);
  font-variant-numeric:tabular-nums;
  overflow-x:hidden;
}
body.no-scroll{overflow:hidden}
h1,h2,h3,h4{margin:0;font-family:var(--font);font-weight:700;letter-spacing:-.01em;line-height:1.3}
p{margin:0}
img{max-width:100%;display:block;height:auto}
a{color:inherit;text-decoration:none;transition:color .2s var(--ease)}
ul,ol{margin:0;padding:0;list-style:none}
button{font:inherit;color:inherit;border:0;background:none;cursor:pointer}
input{font:inherit}
:focus-visible{outline:2px solid var(--accent);outline-offset:2px}
::selection{background:var(--brand);color:var(--ink)}

/* ============ 布局容器 ============ */
.container{width:100%;max-width:1200px;margin:0 auto;padding:0 24px}
.section{padding:96px 0}
.section--tight{padding:72px 0}
.section--dark{background:var(--ink);color:var(--t-dark)}
.section--paper{background:var(--paper)}
.section--white{background:#fff;border-top:1px solid var(--line);border-bottom:1px solid var(--line)}

/* ============ 导航 ============ */
.site-header{
  position:sticky;top:0;z-index:80;
  background:var(--ink);
  transition:background-color .24s var(--ease),box-shadow .24s var(--ease);
}
.site-header.is-scrolled{
  background:rgba(14,13,20,.92);
  backdrop-filter:blur(10px);
  -webkit-backdrop-filter:blur(10px);
  box-shadow:0 1px 0 var(--ink-line);
}
.nav{display:flex;align-items:center;justify-content:space-between;gap:24px;height:72px}
.logo{display:flex;align-items:center;gap:10px;flex:0 0 auto}
.logo__mark{
  width:36px;height:36px;border-radius:11px;
  background:linear-gradient(135deg,var(--brand),#8fd21f);
  color:var(--ink);font-weight:800;font-size:15px;
  display:flex;align-items:center;justify-content:center;
  letter-spacing:-.04em;
}
.logo__text{display:flex;flex-direction:column;line-height:1.18}
.logo__name{color:var(--t-dark);font-weight:800;font-size:16px;letter-spacing:-.02em}
.logo__sub{color:var(--t-dark-2);font-size:11px;letter-spacing:.06em}
.nav__menu{display:flex;align-items:center;gap:8px;margin-left:auto}
.nav__link{
  position:relative;
  display:inline-block;
  padding:8px 10px;
  font-size:13.5px;
  color:var(--t-dark-2);
  white-space:nowrap;
}
.nav__link::after{
  content:"";position:absolute;left:10px;right:10px;bottom:2px;height:2px;
  background:var(--brand);border-radius:2px;
  transform:scaleX(0);transform-origin:left center;
  transition:transform .22s var(--ease);
}
.nav__link:hover{color:var(--brand)}
.nav__link:hover::after{transform:scaleX(1)}
.nav__link.is-active{color:var(--brand);font-weight:700}
.nav__link.is-active::after{transform:scaleX(1)}
.nav__cta{margin-left:14px}
.nav-toggle{
  display:none;width:44px;height:44px;border-radius:12px;
  border:1px solid var(--ink-line);color:var(--t-dark);
  align-items:center;justify-content:center;
}
.nav-toggle span{display:block;width:18px;height:2px;background:currentColor;border-radius:2px;position:relative}
.nav-toggle span::before,.nav-toggle span::after{
  content:"";position:absolute;left:0;width:18px;height:2px;background:currentColor;border-radius:2px;
}
.nav-toggle span::before{top:-6px}
.nav-toggle span::after{top:6px}

.drawer{
  position:fixed;top:0;right:0;z-index:120;
  width:280px;height:100%;background:var(--ink-2);
  padding:24px 20px 28px;
  display:flex;flex-direction:column;gap:6px;
  transform:translateX(102%);opacity:0;
  transition:transform .22s var(--ease),opacity .22s var(--ease);
  border-left:1px solid var(--ink-line);
}
.drawer.is-open{transform:translateX(0);opacity:1}
.drawer__title{color:var(--t-dark-2);font-size:12px;letter-spacing:.1em;padding:4px 8px 12px}
.drawer__link{
  display:flex;align-items:center;height:52px;padding:0 12px;border-radius:12px;
  color:var(--t-dark);font-size:15px;
}
.drawer__link:hover{background:var(--brand-soft);color:var(--brand)}
.drawer__link.is-active{background:var(--brand-soft);color:var(--brand);font-weight:700}
.drawer__foot{margin-top:auto;padding-top:18px;border-top:1px solid var(--ink-line)}
.drawer__foot .btn{width:100%}
.drawer-mask{
  position:fixed;inset:0;z-index:110;background:rgba(10,9,14,.6);
  opacity:0;visibility:hidden;transition:opacity .22s var(--ease),visibility .22s var(--ease);
}
.drawer-mask.is-open{opacity:1;visibility:visible}

/* ============ 按钮 ============ */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  height:48px;padding:0 24px;border-radius:var(--r-btn);
  font-size:15px;font-weight:600;letter-spacing:0;
  transition:transform .2s var(--ease),background-color .2s var(--ease),color .2s var(--ease),border-color .2s var(--ease),opacity .2s var(--ease);
  white-space:nowrap;
}
.btn--primary{background:var(--brand);color:var(--ink)}
.btn--primary:hover{background:#d5f95f;transform:translateY(-1px)}
.btn--primary:active{transform:translateY(0)}
.btn--ghost{border:1.5px solid rgba(255,255,255,.24);color:var(--t-dark)}
.btn--ghost:hover{background:rgba(200,242,60,.12);border-color:var(--brand);color:#fff;transform:translateY(-1px)}
.btn--outline{border:1.5px solid var(--line);color:var(--t);background:transparent}
.btn--outline:hover{border-color:var(--brand);background:var(--brand-soft)}
.btn--quiet{background:var(--accent);color:#fff}
.btn--quiet:hover{background:#8d63ff;transform:translateY(-1px)}
.btn--lg{height:52px;padding:0 30px;font-size:16px}
.btn[disabled],.btn.is-disabled{opacity:.45;pointer-events:none}

/* ============ 徽章 / 标签 ============ */
.badge{
  display:inline-flex;align-items:center;gap:6px;
  padding:4px 12px;border-radius:var(--r-badge);
  font-size:12px;font-weight:600;line-height:1.6;
}
.badge--dark{background:var(--brand-soft);color:var(--brand)}
.badge--soft{background:var(--accent-soft);color:var(--accent)}
.badge--warm{background:rgba(255,122,69,.12);color:var(--warm)}
.chip{
  display:inline-flex;align-items:center;gap:8px;
  padding:8px 16px;border-radius:var(--r-badge);
  border:1px solid rgba(255,255,255,.14);
  color:var(--t-dark-2);font-size:13px;
  transition:border-color .2s var(--ease),color .2s var(--ease),background-color .2s var(--ease);
}
.chip:hover{border-color:var(--brand);color:var(--brand);background:rgba(200,242,60,.08)}

/* ============ 板块标题 ============ */
.sec-head{display:flex;align-items:flex-end;justify-content:space-between;gap:24px;margin-bottom:44px}
.sec-head__main{max-width:760px}
.sec-eyebrow{
  display:inline-flex;align-items:center;gap:8px;
  font-size:13px;font-weight:600;color:var(--accent);margin-bottom:14px;
}
.sec-eyebrow::before{content:"";width:18px;height:2px;background:var(--accent);border-radius:2px}
.section--dark .sec-eyebrow{color:var(--brand)}
.section--dark .sec-eyebrow::before{background:var(--brand)}
h2{font-size:30px;font-weight:800}
.sec-head h2{position:relative;padding-left:16px}
.sec-head h2::before{
  content:"";position:absolute;left:0;top:6px;bottom:6px;width:4px;
  border-radius:2px;background:var(--accent);
}
.section--dark .sec-head h2::before{background:var(--brand)}
.sec-desc{margin-top:14px;color:var(--t-2);font-size:16px;line-height:1.9}
.section--dark .sec-desc{color:var(--t-dark-2)}
.link-more{
  font-size:14px;font-weight:600;color:var(--accent);
  display:inline-flex;align-items:center;gap:6px;white-space:nowrap;
}
.link-more::after{content:"→";transition:transform .2s var(--ease)}
.link-more:hover::after{transform:translateX(4px)}
.section--dark .link-more{color:var(--brand)}

/* ============ Hero ============ */
.hero{
  position:relative;overflow:hidden;
  background:var(--ink);color:var(--t-dark);
  padding:64px 0 88px;
  min-height:620px;
  display:flex;align-items:center;
}
.hero::before{
  content:"";position:absolute;inset:0;
  background-image:linear-gradient(rgba(255,255,255,.035) 1px,transparent 1px),linear-gradient(90deg,rgba(255,255,255,.035) 1px,transparent 1px);
  background-size:56px 56px;
  mask-image:radial-gradient(115% 90% at 12% 18%,#000 20%,transparent 74%);
  -webkit-mask-image:radial-gradient(115% 90% at 12% 18%,#000 20%,transparent 74%);
  pointer-events:none;
}
.hero__glow{
  position:absolute;width:520px;height:520px;border-radius:50%;
  background:radial-gradient(circle,rgba(124,77,255,.34),transparent 66%);
  top:-190px;right:-140px;pointer-events:none;
}
.hero__glow--two{
  width:360px;height:360px;left:-160px;bottom:-180px;
  background:radial-gradient(circle,rgba(200,242,60,.20),transparent 68%);
}
.hero__inner{position:relative;z-index:2;display:grid;grid-template-columns:1.02fr 1fr;gap:56px;align-items:center;width:100%}
.hero__brandline{
  display:inline-flex;align-items:center;gap:10px;
  padding:6px 14px 6px 8px;border-radius:var(--r-badge);
  border:1px solid var(--ink-line);background:rgba(255,255,255,.03);
  font-size:13px;color:var(--t-dark-2);margin-bottom:22px;
}
.hero__brandline b{color:var(--brand);font-weight:700}
.hero h1{
  font-size:40px;font-weight:800;line-height:1.28;letter-spacing:-.015em;
  color:#fff;
}
.hero h1 em{font-style:normal;color:var(--brand)}
.hero__sub{margin-top:20px;font-size:17px;color:var(--t-dark-2);max-width:560px}
.hero__actions{display:flex;flex-wrap:wrap;gap:14px;margin-top:32px}
.hero__chips{display:flex;flex-wrap:wrap;gap:10px;margin-top:28px}
.hero__media{position:relative;border-radius:var(--r-media);overflow:hidden;aspect-ratio:4/3;border:1px solid var(--ink-line)}
.hero__media img{width:100%;height:100%;object-fit:cover}
.hero__media::after{
  content:"";position:absolute;inset:0;
  background:linear-gradient(200deg,rgba(14,13,20,.06),rgba(14,13,20,.62));
}
.hero__media-tag{
  position:absolute;left:18px;bottom:18px;z-index:3;
  display:flex;flex-direction:column;gap:4px;
  padding:14px 18px;border-radius:14px;
  background:rgba(14,13,20,.72);border:1px solid var(--ink-line);
  backdrop-filter:blur(6px);-webkit-backdrop-filter:blur(6px);
}
.hero__media-tag strong{font-size:20px;font-weight:800;color:var(--brand);line-height:1.2}
.hero__media-tag span{font-size:12px;color:var(--t-dark-2)}

/* ============ 流程步骤条 ============ */
.steps{display:grid;grid-template-columns:repeat(3,1fr);gap:0;border-top:1px solid var(--line)}
.step{padding:34px 28px 30px 0;border-right:1px dashed var(--line);position:relative}
.step:last-child{border-right:0;padding-right:0}
.step__no{
  font-size:34px;font-weight:800;line-height:1;color:var(--brand);
  -webkit-text-stroke:0;background:transparent;letter-spacing:-.03em;
  display:block;margin-bottom:16px;
}
.step h3{font-size:20px;margin-bottom:10px}
.step p{color:var(--t-2);font-size:15px;max-width:340px}
.step__tag{
  display:inline-flex;align-items:center;gap:6px;margin-top:16px;
  font-size:13px;font-weight:600;color:var(--accent);
}
.step__tag::before{content:"";width:6px;height:6px;border-radius:50%;background:var(--accent)}

/* ============ 栏目预览（非对称 2+1） ============ */
.preview{display:grid;grid-template-columns:2fr 1fr;gap:24px}
.pcard{
  background:var(--card);border:1px solid var(--line);border-radius:var(--r-card);
  overflow:hidden;padding:0;display:flex;flex-direction:column;
  transition:transform .22s var(--ease),box-shadow .22s var(--ease),border-color .22s var(--ease);
}
.pcard:hover{transform:translateY(-4px);box-shadow:var(--sh-hover);border-color:#dcd6c8}
.pcard__media{position:relative;overflow:hidden;background:var(--paper)}
.pcard__media img{width:100%;height:100%;object-fit:cover;transition:transform .24s var(--ease)}
.pcard:hover .pcard__media img{transform:scale(1.03)}
.pcard__badge{position:absolute;top:14px;right:14px}
.pcard__body{padding:20px;display:flex;flex-direction:column;gap:10px;flex:1}
.pcard h3{font-size:17px;transition:color .2s var(--ease)}
.pcard:hover h3{color:var(--accent)}
.pcard p{font-size:14px;color:var(--t-2);display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}
.pcard__link{font-size:14px;font-weight:600;color:var(--accent);margin-top:auto;display:inline-flex;align-items:center;gap:6px}
.pcard__link::after{content:"→";transition:transform .2s var(--ease)}
.pcard:hover .pcard__link::after{transform:translateX(4px)}
.preview__side{display:grid;grid-template-rows:1fr 1fr;gap:24px}
.pcard--big .pcard__media{aspect-ratio:16/9}
.pcard--big h3{font-size:22px}
.pcard--big p{-webkit-line-clamp:2;font-size:15px}
.pcard--sm{flex-direction:row;align-items:stretch}
.pcard--sm .pcard__media{width:42%;flex:0 0 42%;aspect-ratio:auto}
.pcard--sm .pcard__body{padding:16px 18px}
.pcard--sm h3{font-size:16px}
.pcard--sm p{-webkit-line-clamp:2;font-size:13.5px}

/* ============ 深色自检进度区 ============ */
.selfcheck{display:grid;grid-template-columns:1fr 1.25fr;gap:56px;align-items:center}
.selfcheck__value{font-size:64px;font-weight:800;color:var(--brand);line-height:1;letter-spacing:-.03em}
.selfcheck__value small{font-size:22px;color:var(--t-dark-2);font-weight:700;margin-left:4px}
.selfcheck__note{margin-top:14px;color:var(--t-dark-2);font-size:15px;max-width:420px}
.milestone{margin-bottom:26px}
.milestone:last-child{margin-bottom:0}
.milestone__top{display:flex;justify-content:space-between;align-items:baseline;gap:16px;margin-bottom:10px}
.milestone__name{font-size:15px;color:var(--t-dark);font-weight:600}
.milestone__state{font-size:13px;color:var(--t-dark-2)}
.milestone__state--now{color:var(--warm);font-weight:700}
.milestone__state--done{color:var(--brand);font-weight:700}
.milestone__bar{height:8px;border-radius:var(--r-badge);background:rgba(255,255,255,.08);overflow:hidden}
.milestone__fill{height:100%;border-radius:var(--r-badge);background:linear-gradient(90deg,var(--brand),#a9e02a);width:0;transition:width .6s var(--ease)}
.milestone__fill--warm{background:linear-gradient(90deg,#ffb08c,var(--warm))}
.milestone__fill--empty{background:rgba(255,255,255,.16)}

/* ============ 最新信息 CMS 列表 ============ */
.news-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:24px}
.news-card{
  display:flex;flex-direction:column;background:var(--card);
  border:1px solid var(--line);border-radius:var(--r-card);overflow:hidden;
  transition:transform .22s var(--ease),box-shadow .22s var(--ease),border-color .22s var(--ease);
}
.news-card:hover{transform:translateY(-4px);box-shadow:var(--sh-hover);border-color:#dcd6c8}
.news-thumb{position:relative;aspect-ratio:16/9;overflow:hidden;background:var(--paper)}
.news-thumb img{width:100%;height:100%;object-fit:cover;transition:transform .24s var(--ease)}
.news-card:hover .news-thumb img{transform:scale(1.03)}
.news-thumb__ph{
  position:absolute;inset:0;display:flex;align-items:center;justify-content:center;
  border:1.5px dashed var(--brand);background:rgba(200,242,60,.08);
  color:var(--accent);font-size:14px;font-weight:600;
}
.news-thumb .badge{position:absolute;left:14px;top:14px;background:rgba(255,255,255,.94);color:var(--accent)}
.news-body{padding:20px;display:flex;flex-direction:column;gap:10px;flex:1}
.news-card h3{font-size:17px;line-height:1.55;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;transition:color .2s var(--ease)}
.news-card:hover h3{color:var(--accent)}
.news-card p{font-size:14px;color:var(--t-2);display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}
.news-time{font-size:13px;color:var(--t-3);margin-top:auto}
.empty-state{
  border:1px dashed var(--line);border-radius:var(--r-card);background:#fff;
  padding:56px 24px;text-align:center;display:flex;flex-direction:column;align-items:center;gap:14px;
}
.empty-state__icon{
  width:54px;height:54px;border-radius:16px;background:var(--brand-soft);
  display:flex;align-items:center;justify-content:center;color:var(--accent);font-size:22px;font-weight:800;
}
.empty-state p{color:var(--t-2);font-size:15px}

/* ============ 核对清单（浅底，无卡片边框） ============ */
.checklist{display:grid;grid-template-columns:1fr 1.1fr;gap:56px;align-items:start}
.checklist__list{border-left:2px solid var(--line);padding-left:0}
.checkitem{position:relative;padding:0 0 26px 24px;border-left:2px solid transparent}
.checkitem:last-child{padding-bottom:0}
.checkitem::before{
  content:"";position:absolute;left:-6px;top:12px;width:10px;height:10px;border-radius:50%;
  background:var(--brand);border:2px solid var(--paper);
}
.checkitem:nth-child(2n)::before{background:var(--warm)}
.checkitem h3{font-size:16px;margin-bottom:6px}
.checkitem p{font-size:14.5px;color:var(--t-2)}
.checklist__stats{display:grid;grid-template-columns:repeat(2,1fr);gap:16px;margin-top:28px}
.stat{background:#fff;border:1px solid var(--line);border-radius:14px;padding:18px}
.stat b{display:block;font-size:26px;font-weight:800;color:var(--accent);line-height:1.2}
.stat span{font-size:13px;color:var(--t-2)}

/* ============ CTA 条 ============ */
.cta-band{
  background:var(--ink);color:var(--t-dark);
  border:1px solid rgba(200,242,60,.34);
  border-radius:var(--r-media);
  padding:48px 48px;
  display:flex;align-items:center;justify-content:space-between;gap:40px;
  position:relative;overflow:hidden;
}
.cta-band::after{
  content:"";position:absolute;right:-100px;top:-120px;width:340px;height:340px;border-radius:50%;
  background:radial-gradient(circle,rgba(200,242,60,.22),transparent 68%);pointer-events:none;
}
.cta-band__text{position:relative;z-index:2;max-width:640px}
.cta-band h2{font-size:28px;color:#fff}
.cta-band p{margin-top:12px;color:var(--t-dark-2);font-size:15px}
.cta-band__action{position:relative;z-index:2;flex:0 0 auto}

/* ============ FAQ ============ */
.accordion{display:flex;flex-direction:column;gap:12px;max-width:920px}
.accordion-item{
  background:var(--card);border:1px solid var(--line);border-radius:var(--r-card);
  overflow:hidden;transition:border-color .2s var(--ease),box-shadow .2s var(--ease);
}
.accordion-item.is-open{border-color:#d9d2c2;box-shadow:var(--sh)}
.accordion-q{
  width:100%;display:flex;align-items:center;justify-content:space-between;gap:18px;
  padding:20px 22px;text-align:left;font-size:16px;font-weight:700;color:var(--t);
}
.accordion-q:hover{color:var(--accent)}
.accordion-q__icon{
  flex:0 0 auto;width:24px;height:24px;border-radius:8px;
  background:var(--brand-soft);color:#6f8f10;font-weight:800;
  display:flex;align-items:center;justify-content:center;font-size:15px;line-height:1;
}
.accordion-item.is-open .accordion-q__icon{background:var(--accent);color:#fff}
.accordion-a{max-height:0;overflow:hidden;transition:max-height .22s var(--ease)}
.accordion-a__inner{
  padding:0 22px 20px;border-left:4px solid var(--brand);margin:0 0 0 0;
  color:var(--t-2);font-size:15px;
}
.accordion-item.is-open .accordion-a__inner{border-left-color:var(--brand)}

/* ============ 页脚 ============ */
.site-footer{background:var(--ink);color:var(--t-dark-2);padding:72px 0 0}
.footer-grid{display:grid;grid-template-columns:1.4fr 1fr 1fr 1.1fr;gap:40px}
.footer-brand .logo{margin-bottom:16px}
.footer-brand p{font-size:14px;max-width:320px;line-height:1.9}
.footer-col h4{color:var(--t-dark);font-size:15px;margin-bottom:18px;font-weight:700}
.footer-col li{margin-bottom:11px}
.footer-col a{font-size:14px;color:var(--t-dark-2);display:inline-block;transition:color .2s var(--ease),transform .2s var(--ease)}
.footer-col a:hover{color:var(--brand);transform:translateX(2px)}
.footer-contact li{margin-bottom:14px;font-size:14px;display:flex;gap:10px}
.footer-contact b{color:var(--t-dark);font-weight:600;flex:0 0 auto}
.footer-bottom{
  margin-top:56px;border-top:1px solid var(--ink-line);
  padding:22px 0;display:flex;align-items:center;justify-content:space-between;gap:16px;
  font-size:13px;color:#7d7a8c;
}

/* ============ 响应式 ============ */
@media (max-width:1180px){
  .nav__link{font-size:12.5px;padding:8px 8px}
  .nav__link::after{left:8px;right:8px}
}
@media (max-width:1024px){
  .nav__menu,.nav__cta{display:none}
  .nav-toggle{display:flex}
  .hero{min-height:0;padding:48px 0 64px}
  .hero__inner{grid-template-columns:1fr;gap:36px}
  .hero h1{font-size:34px}
  .steps{grid-template-columns:1fr;border-top:0}
  .step{border-right:0;border-bottom:1px dashed var(--line);padding:26px 0}
  .step:last-child{border-bottom:0}
  .preview{grid-template-columns:1fr}
  .preview__side{grid-template-rows:none;grid-template-columns:1fr 1fr}
  .selfcheck{grid-template-columns:1fr;gap:36px}
  .news-grid{grid-template-columns:repeat(2,1fr)}
  .checklist{grid-template-columns:1fr;gap:36px}
  .cta-band{flex-direction:column;align-items:flex-start;padding:36px 28px}
  .footer-grid{grid-template-columns:1fr 1fr;gap:32px}
  .section{padding:72px 0}
}
@media (max-width:768px){
  h2{font-size:24px}
  .hero h1{font-size:28px}
  .hero__sub{font-size:15.5px}
  .preview__side{grid-template-columns:1fr}
  .pcard--sm{flex-direction:column}
  .pcard--sm .pcard__media{width:100%;flex:0 0 auto;aspect-ratio:16/9}
  .nav{height:60px}
  .logo__name{font-size:15px}
  .footer-bottom{flex-direction:column;align-items:flex-start}
}
@media (max-width:640px){
  .container{padding:0 16px}
  .section{padding:56px 0}
  .section--tight{padding:48px 0}
  .sec-head{flex-direction:column;align-items:flex-start;margin-bottom:32px}
  .news-grid{grid-template-columns:1fr}
  .checklist__stats{grid-template-columns:1fr}
  .hero__actions,.cta-band__action{width:100%}
  .hero__actions .btn,.cta-band__action .btn,.btn--block-sm{width:100%}
  .selfcheck__value{font-size:48px}
  .cta-band{padding:28px 20px}
  .footer-grid{grid-template-columns:1fr}
  .footer-contact{order:-1}
}
@media (prefers-reduced-motion:reduce){
  *{animation-duration:.001ms !important;transition-duration:.001ms !important}
  html{scroll-behavior:auto}
}

/* roulang page: category1 */
:root{
  --brand:#C8F23C;
  --brand-strong:#B6E02B;
  --accent:#7C4DFF;
  --warm:#FF7A45;
  --ink:#0E0D14;
  --ink-2:#16151F;
  --paper:#F7F5F0;
  --card:#FFFFFF;
  --line:#E6E1D6;
  --text:#1B1A22;
  --text-2:#5A5766;
  --text-3:#8B8794;
  --on-ink:#F2F0EA;
  --on-ink-2:#A8A4B8;
  --ink-line:rgba(255,255,255,.10);
  --r-card:16px;
  --r-btn:12px;
  --r-input:10px;
  --r-pill:999px;
  --r-media:20px;
  --sh-1:0 1px 2px rgba(14,13,20,.06),0 12px 32px -12px rgba(14,13,20,.18);
  --sh-2:0 2px 4px rgba(14,13,20,.08),0 22px 44px -16px rgba(14,13,20,.26);
  --ease:cubic-bezier(.2,.7,.3,1);
  --nav-h:72px;
}
*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth}
body{
  margin:0;
  font-family:system-ui,"PingFang SC","Microsoft YaHei","Source Han Sans SC",sans-serif;
  font-size:16px;
  line-height:1.9;
  color:var(--text);
  background:var(--paper);
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block}
a{color:inherit;text-decoration:none}
button{font:inherit;color:inherit;background:none;border:0;cursor:pointer}
h1,h2,h3,h4{margin:0;font-weight:800;letter-spacing:-.01em;line-height:1.35;color:var(--text)}
p{margin:0}
ul,ol{margin:0;padding:0;list-style:none}
:focus-visible{outline:2px solid var(--accent);outline-offset:2px;border-radius:6px}
.container{width:100%;max-width:1200px;margin:0 auto;padding:0 24px}
.section{padding:96px 0}
.section--tight{padding:72px 0}
.section--paper{background:var(--paper)}
.section--ink{background:var(--ink);color:var(--on-ink)}
.section--ink h2,.section--ink h3{color:var(--on-ink)}
.section__head{max-width:780px;margin-bottom:48px}
.section__head h2{font-size:30px;margin-bottom:14px}
.section__head p{color:var(--text-2);font-size:16px}
.section--ink .section__head p{color:var(--on-ink-2)}
.eyebrow{
  display:inline-flex;align-items:center;gap:8px;
  font-size:13px;font-weight:700;letter-spacing:.08em;
  color:var(--accent);
}
.eyebrow::before{content:"";width:18px;height:2px;background:var(--accent);border-radius:2px}
.section--ink .eyebrow{color:var(--brand)}
.section--ink .eyebrow::before{background:var(--brand)}
h2.section__title{font-size:30px}
.h-bar{position:relative;padding-left:14px}
.h-bar::before{
  content:"";position:absolute;left:0;top:.18em;bottom:.18em;width:4px;border-radius:4px;
  background:var(--accent);
}
/* ============ 按钮 ============ */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  height:48px;padding:0 24px;border-radius:var(--r-btn);
  font-size:15px;font-weight:600;line-height:1;
  border:1.5px solid transparent;
  transition:transform .2s var(--ease),background-color .2s var(--ease),color .2s var(--ease),border-color .2s var(--ease),box-shadow .2s var(--ease);
}
.btn--primary{background:var(--brand);color:var(--ink)}
.btn--primary:hover{background:#d3f75c;transform:translateY(-1px)}
.btn--primary:active{transform:translateY(0)}
.btn--ghost{border-color:rgba(255,255,255,.24);color:var(--on-ink)}
.btn--ghost:hover{background:rgba(200,242,60,.12);border-color:var(--brand);color:var(--brand)}
.btn--outline{border-color:var(--line);color:var(--text)}
.btn--outline:hover{background:rgba(200,242,60,.16);border-color:var(--brand-strong)}
.btn--lg{height:52px;padding:0 28px;font-size:16px}
.btn[disabled],.btn.is-disabled{opacity:.45;pointer-events:none}
/* ============ 徽章 ============ */
.badge{
  display:inline-flex;align-items:center;gap:6px;
  padding:5px 12px;border-radius:var(--r-pill);
  font-size:12px;font-weight:700;line-height:1.6;
}
.badge--accent{background:rgba(124,77,255,.10);color:var(--accent)}
.badge--brand{background:rgba(200,242,60,.14);color:var(--brand)}
.badge--warm{background:rgba(255,122,69,.14);color:#D2541F}
.section--ink .badge--accent{background:rgba(200,242,60,.14);color:var(--brand)}
/* ============ 导航 ============ */
.site-header{
  position:sticky;top:0;z-index:60;
  background:rgba(247,245,240,.86);
  border-bottom:1px solid transparent;
  transition:background-color .2s var(--ease),border-color .2s var(--ease),backdrop-filter .2s var(--ease);
}
.site-header.is-scrolled{
  background:rgba(255,255,255,.82);
  backdrop-filter:blur(10px);
  border-bottom-color:var(--line);
}
.nav{display:flex;align-items:center;gap:28px;height:var(--nav-h)}
.logo{display:inline-flex;align-items:center;gap:10px;flex:none}
.logo__mark{
  width:38px;height:38px;border-radius:11px;
  background:var(--ink);color:var(--brand);
  display:grid;place-items:center;
  font-size:15px;font-weight:800;letter-spacing:-.02em;
}
.logo__text{display:flex;flex-direction:column;line-height:1.15}
.logo__name{font-size:16px;font-weight:800;letter-spacing:-.02em}
.logo__sub{font-size:11px;color:var(--text-3);letter-spacing:.06em}
.nav__menu{display:flex;align-items:center;gap:28px;margin-left:auto}
.nav__link{
  position:relative;font-size:15px;color:var(--text-2);
  padding:6px 0;transition:color .2s var(--ease);
}
.nav__link::after{
  content:"";position:absolute;left:0;right:0;bottom:0;height:2px;
  background:var(--brand-strong);border-radius:2px;
  transform:scaleX(0);transform-origin:left;
  transition:transform .2s var(--ease);
}
.nav__link:hover{color:var(--text)}
.nav__link:hover::after{transform:scaleX(1)}
.nav__link.is-active{color:var(--text);font-weight:700}
.nav__link.is-active::after{transform:scaleX(1)}
.nav__cta{height:42px;padding:0 18px;font-size:14px;flex:none}
.nav-toggle{
  display:none;width:44px;height:44px;border-radius:12px;
  border:1px solid var(--line);background:#fff;
  align-items:center;justify-content:center;margin-left:auto;
}
.nav-toggle span,.nav-toggle span::before,.nav-toggle span::after{
  content:"";display:block;width:18px;height:2px;background:var(--ink);border-radius:2px;position:relative;
}
.nav-toggle span::before{position:absolute;top:-6px}
.nav-toggle span::after{position:absolute;top:6px}
/* 抽屉 */
.drawer-mask{
  position:fixed;inset:0;background:rgba(14,13,20,.55);
  opacity:0;visibility:hidden;transition:opacity .2s var(--ease),visibility .2s var(--ease);z-index:70;
}
.drawer-mask.is-open{opacity:1;visibility:visible}
.drawer{
  position:fixed;top:0;right:0;height:100%;width:280px;max-width:88vw;
  background:var(--ink);color:var(--on-ink);z-index:80;
  transform:translateX(100%);transition:transform .2s var(--ease);
  display:flex;flex-direction:column;padding:20px;
}
.drawer.is-open{transform:translateX(0)}
.drawer__head{display:flex;align-items:center;justify-content:space-between;margin-bottom:12px}
.drawer__close{width:40px;height:40px;border-radius:10px;border:1px solid var(--ink-line);color:var(--on-ink);display:grid;place-items:center;font-size:18px}
.drawer__link{
  display:flex;align-items:center;height:52px;padding:0 12px;
  border-radius:10px;color:var(--on-ink-2);font-size:15px;
  transition:background-color .2s var(--ease),color .2s var(--ease);
}
.drawer__link:hover{background:rgba(255,255,255,.06);color:var(--on-ink)}
.drawer__link.is-active{color:var(--brand);font-weight:700;background:rgba(200,242,60,.10)}
.drawer__footer{margin-top:auto;padding-top:16px;border-top:1px solid var(--ink-line)}
.drawer__footer .btn{width:100%}
/* ============ 面包屑 ============ */
.crumbs{padding:20px 0 0;font-size:13px;color:var(--text-3)}
.crumbs ol{display:flex;flex-wrap:wrap;gap:6px;align-items:center}
.crumbs li{display:flex;align-items:center;gap:6px}
.crumbs li+li::before{content:"/";color:var(--text-3)}
.crumbs a:hover{color:var(--accent)}
.crumbs [aria-current="page"]{color:var(--text-2)}
/* ============ Hero ============ */
.hero{
  position:relative;overflow:hidden;
  background:var(--ink);color:var(--on-ink);
  padding:72px 0 88px;
}
.hero__bg{
  position:absolute;inset:0;
  background-image:url("/assets/images/backpic/back-1.webp");
  background-size:cover;background-position:center;
  opacity:.34;
}
.hero__bg::after{
  content:"";position:absolute;inset:0;
  background:linear-gradient(90deg,rgba(14,13,20,.94) 0%,rgba(14,13,20,.72) 48%,rgba(14,13,20,.42) 100%);
}
.hero__inner{position:relative;display:grid;grid-template-columns:1.05fr .95fr;gap:56px;align-items:center}
.hero__brand{
  display:inline-flex;align-items:center;gap:10px;
  font-size:13px;font-weight:700;letter-spacing:.06em;color:var(--brand);
  border:1px solid var(--ink-line);border-radius:var(--r-pill);
  padding:6px 14px;margin-bottom:22px;
}
.hero h1{font-size:40px;color:var(--on-ink);margin-bottom:18px}
.hero__sub{font-size:17px;color:var(--on-ink-2);max-width:560px;margin-bottom:28px}
.hero__actions{display:flex;flex-wrap:wrap;gap:14px;margin-bottom:26px}
.hero__tags{display:flex;flex-wrap:wrap;gap:10px}
.hero__tags span{
  font-size:13px;color:var(--on-ink-2);
  border:1px solid var(--ink-line);border-radius:var(--r-pill);
  padding:6px 14px;
}
.hero__media{
  position:relative;border-radius:var(--r-media);overflow:hidden;
  border:1px solid var(--ink-line);
  box-shadow:0 30px 60px -30px rgba(0,0,0,.8);
}
.hero__media img{width:100%;aspect-ratio:4/3;object-fit:cover}
.hero__media::after{
  content:"";position:absolute;inset:0;
  background:linear-gradient(180deg,rgba(14,13,20,0) 45%,rgba(14,13,20,.62) 100%);
}
.hero__caption{
  position:absolute;left:20px;right:20px;bottom:18px;z-index:2;
  display:flex;align-items:center;justify-content:space-between;gap:12px;
  font-size:13px;color:var(--on-ink-2);
}
/* ============ 引导说明 ============ */
.lead-grid{display:grid;grid-template-columns:1.1fr .9fr;gap:48px;align-items:start}
.lead-copy p+p{margin-top:16px}
.lead-copy p{color:var(--text-2)}
.prep-list{display:grid;gap:14px}
.prep-item{
  background:var(--card);border:1px solid var(--line);border-radius:var(--r-card);
  padding:18px 20px;display:flex;gap:14px;align-items:flex-start;
  transition:transform .24s var(--ease),box-shadow .24s var(--ease),border-color .24s var(--ease);
}
.prep-item:hover{transform:translateY(-4px);box-shadow:var(--sh-1);border-color:#D9D2C2}
.prep-item__no{
  flex:none;width:34px;height:34px;border-radius:10px;
  background:rgba(124,77,255,.10);color:var(--accent);
  display:grid;place-items:center;font-weight:800;font-size:14px;
}
.prep-item h3{font-size:16px;margin-bottom:4px}
.prep-item p{font-size:14px;color:var(--text-2);line-height:1.8}
/* ============ 步骤（左图右文交替） ============ */
.steps{display:grid;gap:56px}
.step{
  display:grid;grid-template-columns:1fr 1fr;gap:48px;align-items:center;
}
.step--reverse .step__media{order:2}
.step__media{
  border-radius:var(--r-media);overflow:hidden;border:1px solid var(--line);
  background:#fff;box-shadow:var(--sh-1);
}
.step__media img{width:100%;aspect-ratio:16/10;object-fit:cover;transition:transform .24s var(--ease)}
.step__media:hover img{transform:scale(1.03)}
.step__body .step__no{
  display:inline-flex;align-items:center;gap:8px;
  font-size:13px;font-weight:800;letter-spacing:.08em;color:var(--accent);
  margin-bottom:12px;
}
.step__body h3{font-size:22px;margin-bottom:12px}
.step__body p{color:var(--text-2);margin-bottom:10px}
.step__list{margin:14px 0 18px;display:grid;gap:8px}
.step__list li{position:relative;padding-left:18px;font-size:15px;color:var(--text-2)}
.step__list li::before{
  content:"";position:absolute;left:0;top:.72em;width:7px;height:7px;border-radius:2px;
  background:var(--brand-strong);
}
.text-link{
  display:inline-flex;align-items:center;gap:6px;
  font-size:14px;font-weight:700;color:var(--accent);
  transition:gap .2s var(--ease),color .2s var(--ease);
}
.text-link:hover{gap:11px;color:#5F33E0}
/* ============ 访问路径卡 ============ */
.paths{display:grid;grid-template-columns:repeat(3,1fr);gap:24px}
.path-card{
  background:var(--card);border:1px solid var(--line);border-radius:var(--r-card);
  padding:24px 22px;display:flex;flex-direction:column;gap:12px;
  transition:transform .24s var(--ease),box-shadow .24s var(--ease),border-color .24s var(--ease);
}
.path-card:hover{transform:translateY(-4px);box-shadow:var(--sh-2);border-color:#D9D2C2}
.path-card h3{font-size:18px}
.path-card p{font-size:14.5px;color:var(--text-2)}
.path-card .text-link{margin-top:auto}
/* ============ 异常处理（深底） ============ */
.fix-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:20px}
.fix-item{
  border:1px solid var(--ink-line);border-radius:var(--r-card);
  padding:22px;background:var(--ink-2);
  transition:transform .24s var(--ease),border-color .24s var(--ease);
}
.fix-item:hover{transform:translateY(-4px);border-color:rgba(200,242,60,.45)}
.fix-item__top{display:flex;align-items:center;gap:12px;margin-bottom:10px}
.fix-item__dot{
  width:26px;height:26px;border-radius:999px;flex:none;
  border:2px solid var(--brand);display:grid;place-items:center;
  font-size:12px;font-weight:800;color:var(--brand);
}
.fix-item.is-warm .fix-item__dot{border-color:var(--warm);color:var(--warm)}
.fix-item h3{font-size:17px;color:var(--on-ink)}
.fix-item p{font-size:14.5px;color:var(--on-ink-2)}
/* ============ FAQ ============ */
.faq{display:grid;gap:12px;max-width:900px}
.faq__item{
  background:var(--card);border:1px solid var(--line);border-radius:var(--r-card);
  overflow:hidden;transition:border-color .2s var(--ease),box-shadow .2s var(--ease);
}
.faq__item.is-open{border-color:#D3CDBB;box-shadow:var(--sh-1)}
.faq__q{
  width:100%;display:flex;align-items:center;justify-content:space-between;gap:16px;
  padding:18px 20px;font-size:16px;font-weight:700;text-align:left;
}
.faq__q:hover{color:var(--accent)}
.faq__icon{
  position:relative;flex:none;width:22px;height:22px;border-radius:999px;
  background:rgba(200,242,60,.22);
}
.faq__icon::before,.faq__icon::after{
  content:"";position:absolute;left:50%;top:50%;background:#5C7A0B;border-radius:2px;
  transform:translate(-50%,-50%);
}
.faq__icon::before{width:10px;height:2px}
.faq__icon::after{width:2px;height:10px;transition:transform .22s var(--ease),opacity .22s var(--ease)}
.faq__item.is-open .faq__icon::after{transform:translate(-50%,-50%) scaleY(0);opacity:0}
.faq__a{max-height:0;overflow:hidden;transition:max-height .22s var(--ease)}
.faq__a-inner{padding:0 20px 18px;font-size:15px;color:var(--text-2)}
.faq__item.is-open .faq__a-inner{border-left:4px solid var(--brand-strong);padding-left:16px;margin-left:20px}
/* ============ CTA ============ */
.cta-band{
  background:var(--ink);color:var(--on-ink);
  border-radius:var(--r-media);padding:56px 48px;
  display:flex;align-items:center;justify-content:space-between;gap:36px;
  box-shadow:var(--sh-2);
}
.cta-band h2{font-size:28px;color:var(--on-ink);margin-bottom:10px}
.cta-band p{color:var(--on-ink-2);font-size:15.5px}
.cta-band__actions{display:flex;flex-wrap:wrap;gap:14px;flex:none}
/* ============ 页脚 ============ */
.site-footer{background:var(--ink);color:var(--on-ink-2);padding:64px 0 28px;margin-top:0}
.footer-grid{display:grid;grid-template-columns:1.4fr 1fr 1fr 1.2fr;gap:40px}
.footer-brand p{font-size:14px;line-height:1.9;margin-top:16px;max-width:340px}
.site-footer .logo__name{color:var(--on-ink)}
.site-footer .logo__sub{color:var(--on-ink-2)}
.site-footer .logo__mark{background:rgba(255,255,255,.06)}
.footer-col h4{font-size:15px;color:var(--on-ink);margin-bottom:16px}
.footer-col ul{display:grid;gap:10px}
.footer-col a{font-size:14px;color:var(--on-ink-2);display:inline-block;transition:color .2s var(--ease),transform .2s var(--ease)}
.footer-col a:hover{color:var(--brand);transform:translateX(-2px)}
.footer-contact li{display:grid;gap:2px;font-size:14px}
.footer-contact b{color:var(--on-ink);font-size:13px;font-weight:700}
.footer-bottom{
  margin-top:48px;padding-top:20px;border-top:1px solid var(--ink-line);
  display:flex;flex-wrap:wrap;gap:10px;justify-content:space-between;
  font-size:13px;
}
/* ============ 响应式 ============ */
@media (max-width:1024px){
  .nav__menu,.nav__cta{display:none}
  .nav-toggle{display:flex}
  .hero__inner{grid-template-columns:1fr;gap:36px}
  .hero{padding:56px 0 64px}
  .lead-grid{grid-template-columns:1fr;gap:32px}
  .paths{grid-template-columns:1fr 1fr}
  .footer-grid{grid-template-columns:1fr 1fr;gap:32px}
  .footer-brand{grid-column:1/-1}
}
@media (max-width:768px){
  .container{padding:0 16px}
  .section{padding:56px 0}
  .section--tight{padding:48px 0}
  .hero h1{font-size:28px}
  .hero__sub{font-size:16px}
  .section__head h2,h2.section__title{font-size:22px}
  .step{grid-template-columns:1fr;gap:20px}
  .step--reverse .step__media{order:0}
  .fix-grid{grid-template-columns:1fr}
  .paths{grid-template-columns:1fr}
  .cta-band{flex-direction:column;align-items:flex-start;padding:36px 24px}
  .cta-band__actions{width:100%}
  .crumbs{padding-top:14px}
}
@media (max-width:520px){
  .hero{padding:40px 0 52px}
  .hero__actions{flex-direction:column;align-items:stretch}
  .hero__actions .btn,.cta-band__actions .btn{width:100%}
  .footer-grid{grid-template-columns:1fr;gap:26px}
  .faq__item.is-open .faq__a-inner{margin-left:12px;padding-left:12px}
}
@media (prefers-reduced-motion:reduce){
  *,*::before,*::after{animation:none!important;transition:none!important;scroll-behavior:auto!important}
}

/* roulang page: article */
:root{
  --brand:#C8F23C;
  --brand-soft:rgba(200,242,60,.16);
  --accent:#7C4DFF;
  --accent-soft:rgba(124,77,255,.08);
  --warm:#FF7A45;
  --ink:#0E0D14;
  --ink-2:#16151F;
  --ink-line:rgba(255,255,255,.10);
  --paper:#F7F5F0;
  --card:#FFFFFF;
  --line:#E6E1D6;
  --t-dark:#F2F0EA;
  --t-dark-2:#A8A4B8;
  --t:#1B1A22;
  --t-2:#5A5766;
  --t-3:#8B8794;
  --r-card:16px;
  --r-btn:12px;
  --r-input:10px;
  --r-badge:999px;
  --r-img:20px;
  --sh:0 1px 2px rgba(14,13,20,.06), 0 12px 32px -12px rgba(14,13,20,.18);
  --sh-hover:0 2px 4px rgba(14,13,20,.08), 0 22px 46px -16px rgba(14,13,20,.26);
  --ease:cubic-bezier(.2,.7,.3,1);
  --cw:1200px;
}
*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth}
body{
  margin:0;
  font-family:system-ui,-apple-system,"PingFang SC","Microsoft YaHei","Source Han Sans SC",sans-serif;
  font-size:16px;
  line-height:1.9;
  color:var(--t);
  background:var(--paper);
  font-weight:400;
  font-variant-numeric:tabular-nums;
}
img{max-width:100%;display:block;border:0}
a{color:inherit;text-decoration:none}
button,input{font:inherit;color:inherit}
button{cursor:pointer;border:0;background:none}
h1,h2,h3,h4,h5{margin:0;font-weight:800;line-height:1.3;letter-spacing:-.01em}
p{margin:0}
ul,ol{margin:0;padding:0;list-style:none}
figure,blockquote{margin:0}
::selection{background:var(--brand);color:var(--ink)}
:focus-visible{outline:2px solid var(--accent);outline-offset:2px}
.container{width:100%;max-width:var(--cw);margin:0 auto;padding:0 24px}
.visually-hidden{position:absolute;width:1px;height:1px;overflow:hidden;clip:rect(0 0 0 0);white-space:nowrap}

/* ============ header / nav ============ */
.site-header{
  position:sticky;top:0;z-index:60;
  background:rgba(247,245,240,.9);
  border-bottom:1px solid var(--line);
  transition:background-color .22s var(--ease),box-shadow .22s var(--ease),backdrop-filter .22s var(--ease);
}
.site-header.is-scrolled{
  background:rgba(247,245,240,.78);
  backdrop-filter:blur(8px);
  -webkit-backdrop-filter:blur(8px);
  box-shadow:0 8px 24px -18px rgba(14,13,20,.55);
}
.nav{display:flex;align-items:center;gap:28px;height:72px}
.logo{display:inline-flex;align-items:center;gap:10px;flex:0 0 auto}
.logo__mark{
  width:38px;height:38px;border-radius:11px;background:var(--ink);color:var(--brand);
  display:grid;place-items:center;font-weight:800;font-size:14px;letter-spacing:.02em;
  transition:transform .2s var(--ease);
}
.logo:hover .logo__mark{transform:translateY(-2px)}
.logo__text{display:flex;flex-direction:column;line-height:1.15}
.logo__name{font-weight:800;font-size:17px;letter-spacing:-.02em}
.logo__sub{font-size:11px;color:var(--t-3);letter-spacing:.08em}
.nav__menu{display:flex;align-items:center;gap:26px;margin-left:auto}
.nav__link{position:relative;font-size:15px;color:var(--t-2);padding:8px 0;white-space:nowrap;transition:color .2s var(--ease)}
.nav__link::after{
  content:"";position:absolute;left:0;right:0;bottom:2px;height:2px;border-radius:2px;
  background:var(--brand);transform:scaleX(0);transform-origin:left;
  transition:transform .22s var(--ease);
}
.nav__link:hover{color:var(--t)}
.nav__link:hover::after{transform:scaleX(1)}
.nav__link.is-active{color:var(--t);font-weight:700}
.nav__link.is-active::after{transform:scaleX(1)}
.nav__cta{flex:0 0 auto}
.nav-toggle{
  display:none;width:42px;height:42px;border-radius:11px;border:1px solid var(--line);
  background:#fff;position:relative;margin-left:auto;
  transition:border-color .2s var(--ease),background-color .2s var(--ease);
}
.nav-toggle:hover{border-color:#cfc7b6}
.nav-toggle span,
.nav-toggle span::before,
.nav-toggle span::after{
  position:absolute;left:50%;width:16px;height:2px;border-radius:2px;background:var(--ink);
  transform:translateX(-50%);transition:transform .2s var(--ease),opacity .2s var(--ease);
}
.nav-toggle span{top:50%;margin-top:-1px}
.nav-toggle span::before{content:"";top:-5px}
.nav-toggle span::after{content:"";top:5px}
.nav-toggle[aria-expanded="true"] span{background:transparent}
.nav-toggle[aria-expanded="true"] span::before{transform:translateX(-50%) translateY(5px) rotate(45deg)}
.nav-toggle[aria-expanded="true"] span::after{transform:translateX(-50%) translateY(-5px) rotate(-45deg)}

/* ============ drawer ============ */
.drawer-mask{
  position:fixed;inset:0;background:rgba(14,13,20,.55);z-index:70;
  opacity:0;pointer-events:none;transition:opacity .2s var(--ease);
}
.drawer-mask.is-open{opacity:1;pointer-events:auto}
.drawer{
  position:fixed;top:0;right:0;bottom:0;width:280px;z-index:80;
  background:var(--ink);color:var(--t-dark);
  display:flex;flex-direction:column;padding:20px;
  transform:translateX(100%);opacity:0;pointer-events:none;
  transition:transform .2s var(--ease),opacity .2s var(--ease);
}
.drawer.is-open{transform:translateX(0);opacity:1;pointer-events:auto}
.drawer__head{display:flex;align-items:center;justify-content:space-between;padding-bottom:14px;border-bottom:1px solid var(--ink-line)}
.drawer__title{font-weight:800;font-size:15px;letter-spacing:-.01em}
.drawer__close{width:34px;height:34px;border-radius:9px;border:1px solid var(--ink-line);color:var(--t-dark);font-size:18px;line-height:1}
.drawer__close:hover{background:rgba(255,255,255,.08)}
.drawer__nav{display:flex;flex-direction:column;margin-top:10px}
.drawer__nav a{
  display:flex;align-items:center;height:52px;font-size:15px;color:var(--t-dark-2);
  border-bottom:1px solid rgba(255,255,255,.06);transition:color .2s var(--ease),padding-left .2s var(--ease);
}
.drawer__nav a:hover,.drawer__nav a.is-active{color:var(--brand);padding-left:6px}
.drawer__cta{margin-top:auto;width:100%}

/* ============ buttons / badges ============ */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  height:48px;padding:0 24px;border-radius:var(--r-btn);
  font-size:15px;font-weight:600;white-space:nowrap;
  transition:transform .2s var(--ease),background-color .2s var(--ease),color .2s var(--ease),border-color .2s var(--ease),box-shadow .2s var(--ease);
}
.btn--primary{background:var(--brand);color:var(--ink)}
.btn--primary:hover{background:#d6f664;transform:translateY(-1px);box-shadow:0 10px 24px -14px rgba(122,160,20,.9)}
.btn--primary:active{transform:translateY(0);box-shadow:none}
.btn--outline{border:1.5px solid var(--line);background:transparent;color:var(--t)}
.btn--outline:hover{background:var(--brand-soft);border-color:#cbd88f;transform:translateY(-1px)}
.btn--dark-outline{border:1.5px solid rgba(255,255,255,.24);color:var(--t-dark);background:transparent}
.btn--dark-outline:hover{background:rgba(255,255,255,.08);transform:translateY(-1px)}
.btn--lg{height:52px;padding:0 28px;font-size:16px}
.btn[disabled],.btn.is-disabled{opacity:.45;pointer-events:none}
.badge{
  display:inline-flex;align-items:center;height:26px;padding:0 12px;border-radius:var(--r-badge);
  font-size:12px;font-weight:600;background:var(--accent-soft);color:#5f36d6;
}
.badge--brand{background:var(--brand-soft);color:#5d7a05}
.badge--warm{background:rgba(255,122,69,.12);color:#c94f1e}

/* ============ breadcrumb + article head ============ */
.page-head{padding:28px 0 0}
.breadcrumb{display:flex;flex-wrap:wrap;align-items:center;gap:8px;font-size:13px;color:var(--t-3)}
.breadcrumb a{color:var(--t-3);transition:color .2s var(--ease)}
.breadcrumb a:hover{color:#5f36d6}
.breadcrumb .sep{color:#c3bdb0}
.breadcrumb .current{color:var(--t-2);max-width:52ch;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}
.article-hero{padding:22px 0 36px;border-bottom:1px solid var(--line)}
.article-hero h1{
  font-size:40px;line-height:1.28;margin-top:16px;max-width:22ch;
}
.meta{display:flex;flex-wrap:wrap;align-items:center;gap:18px;margin-top:20px;font-size:13px;color:var(--t-3)}
.meta__item{display:inline-flex;align-items:center;gap:6px}
.meta__dot{width:6px;height:6px;border-radius:50%;background:var(--brand);display:inline-block}
.meta time{font-variant-numeric:tabular-nums}

/* ============ layout ============ */
.article-section{padding:48px 0 0}
.article-grid{display:grid;grid-template-columns:minmax(0,1fr) 280px;gap:48px;align-items:start}
.article-main{min-width:0}

/* ============ prose ============ */
.prose-cn{max-width:780px;font-size:16px;line-height:1.9;color:#26242e}
.prose-cn>*+*{margin-top:1.2em}
.prose-cn p{margin-top:1.2em;text-align:left}
.prose-cn h2{
  position:relative;font-size:30px;line-height:1.35;margin-top:2em;padding-left:16px;scroll-margin-top:96px;
}
.prose-cn h2::before{
  content:"";position:absolute;left:0;top:.2em;bottom:.2em;width:4px;border-radius:2px;background:var(--accent);
}
.prose-cn h3{font-size:20px;font-weight:700;margin-top:1.7em;scroll-margin-top:96px}
.prose-cn h4{font-size:17px;font-weight:700;margin-top:1.4em}
.prose-cn ul,.prose-cn ol{margin-top:1.2em;padding-left:1.5em}
.prose-cn ul{list-style:disc}
.prose-cn ol{list-style:decimal}
.prose-cn li{margin-top:.55em}
.prose-cn li::marker{color:var(--accent)}
.prose-cn blockquote{
  margin-top:1.6em;padding:16px 20px;background:#fff;border-left:3px solid var(--brand);
  border-radius:0 12px 12px 0;color:var(--t-2);
}
.prose-cn img{border-radius:12px;margin-top:1.6em;width:100%;height:auto;background:#efece4}
.prose-cn figure{margin-top:1.6em}
.prose-cn figcaption{font-size:13px;color:var(--t-3);text-align:center;margin-top:.7em}
.prose-cn table{width:100%;border-collapse:collapse;margin-top:1.6em;font-size:15px;display:block;overflow-x:auto}
.prose-cn thead{background:#fff}
.prose-cn th{text-align:left;font-weight:700;padding:12px;border-bottom:1px solid var(--line);white-space:nowrap}
.prose-cn td{padding:12px;border-bottom:1px solid var(--line);vertical-align:top}
.prose-cn tbody tr:nth-child(even){background:rgba(255,255,255,.62)}
.prose-cn a{color:#5f36d6;text-decoration:underline;text-underline-offset:3px}
.prose-cn a:hover{color:#40219f}
.prose-cn code{background:#efeadf;padding:.15em .4em;border-radius:6px;font-size:.92em}
.prose-cn pre{background:var(--ink);color:#E9E7F2;padding:16px 18px;border-radius:12px;overflow-x:auto;margin-top:1.6em;line-height:1.75}
.prose-cn pre code{background:none;color:inherit;padding:0}
.prose-cn hr{border:0;border-top:1px solid var(--line);margin-top:2em}
.prose-cn .tip-block{
  margin-top:1.6em;padding:16px 20px;background:var(--accent-soft);
  border-radius:12px;color:#3f2f7a;font-size:15px;
}

.empty-state{
  display:flex;flex-direction:column;align-items:flex-start;gap:16px;
  padding:40px 28px;background:#fff;border:1px dashed #d9d2c4;border-radius:var(--r-card);
}
.empty-state__icon{
  width:48px;height:48px;border-radius:14px;border:1.5px solid var(--line);
  display:grid;place-items:center;color:var(--accent);
}
.empty-state h2{font-size:22px}
.empty-state p{color:var(--t-2);font-size:15px}

.article-foot{margin-top:44px;padding-top:24px;border-top:1px solid var(--line);display:flex;flex-wrap:wrap;gap:12px;align-items:center}
.article-foot__note{font-size:13px;color:var(--t-3)}

/* ============ sidebar ============ */
.article-side{min-width:0}
.side-nav{position:sticky;top:96px;display:flex;flex-direction:column;gap:20px}
.side-card{
  background:var(--card);border:1px solid var(--line);border-radius:var(--r-card);
  padding:20px;box-shadow:var(--sh);
}
.side-card__title{font-size:14px;font-weight:700;letter-spacing:.02em;display:flex;align-items:center;gap:8px}
.side-card__title::before{content:"";width:4px;height:14px;border-radius:2px;background:var(--accent)}
.toc{display:flex;flex-direction:column;gap:2px;margin-top:14px}
.toc a{
  font-size:14px;color:var(--t-2);padding:7px 10px;border-radius:9px;border-left:2px solid transparent;
  transition:background-color .2s var(--ease),color .2s var(--ease),border-color .2s var(--ease);
}
.toc a:hover{color:#5f36d6;background:var(--accent-soft)}
.toc a.is-current{color:var(--t);background:var(--brand-soft);border-left-color:var(--brand);font-weight:600}
.side-card--dark{background:var(--ink);border-color:var(--ink-line);color:var(--t-dark);box-shadow:none}
.side-card--dark .side-card__title{color:var(--t-dark)}
.side-links{display:flex;flex-direction:column;margin-top:12px}
.side-links a{
  display:flex;align-items:center;justify-content:space-between;gap:10px;
  padding:11px 0;font-size:14px;color:var(--t-dark-2);border-bottom:1px solid rgba(255,255,255,.07);
  transition:color .2s var(--ease),transform .2s var(--ease);
}
.side-links a:last-child{border-bottom:0}
.side-links a:hover{color:var(--brand);transform:translateX(2px)}
.side-links a span:last-child{font-size:12px;color:rgba(255,255,255,.32)}

/* ============ prev / next ============ */
.pn-section{padding:56px 0 0}
.pn-grid{display:grid;grid-template-columns:1fr 1fr;gap:20px}
.pn-card{
  display:block;background:var(--card);border:1px solid var(--line);border-radius:var(--r-card);
  padding:22px;box-shadow:var(--sh);
  transition:transform .22s var(--ease),box-shadow .22s var(--ease),border-color .22s var(--ease);
}
.pn-card:hover{transform:translateY(-4px);box-shadow:var(--sh-hover);border-color:#d8d1c2}
.pn-card__label{font-size:12px;color:var(--t-3);letter-spacing:.06em}
.pn-card__title{font-size:17px;font-weight:700;margin-top:10px;transition:color .2s var(--ease)}
.pn-card:hover .pn-card__title{color:#5f36d6}
.pn-card__desc{font-size:14px;color:var(--t-2);margin-top:8px;line-height:1.8}
.pn-card--next{text-align:right}

/* ============ related ============ */
.related-section{padding:56px 0 0}
.section-head{display:flex;align-items:flex-end;justify-content:space-between;gap:20px;margin-bottom:24px}
.section-head h2{font-size:30px}
.section-head p{font-size:14px;color:var(--t-2);margin-top:8px}
.section-head .link-more{font-size:14px;color:#5f36d6;white-space:nowrap;transition:transform .2s var(--ease)}
.section-head .link-more:hover{transform:translateX(3px)}
.related-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:20px}
.card{
  display:flex;flex-direction:column;background:var(--card);border:1px solid var(--line);
  border-radius:var(--r-card);overflow:hidden;box-shadow:var(--sh);
  transition:transform .22s var(--ease),box-shadow .22s var(--ease),border-color .22s var(--ease);
}
.card:hover{transform:translateY(-4px);box-shadow:var(--sh-hover);border-color:#d8d1c2}
.card__media{position:relative;aspect-ratio:16/9;overflow:hidden;background:#ece8df}
.card__media img{width:100%;height:100%;object-fit:cover;transition:transform .24s var(--ease)}
.card:hover .card__media img{transform:scale(1.03)}
.card__body{padding:20px;display:flex;flex-direction:column;gap:10px;flex:1}
.card__title{
  font-size:17px;font-weight:700;line-height:1.55;
  display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;
  transition:color .2s var(--ease);
}
.card:hover .card__title{color:#5f36d6}
.card__desc{
  font-size:14px;color:var(--t-2);line-height:1.8;
  display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;
}
.card__foot{margin-top:auto;display:flex;align-items:center;justify-content:space-between;font-size:13px;color:var(--t-3)}
.card__tag{position:absolute;left:14px;top:14px}

/* ============ cta band ============ */
.cta-band{margin-top:72px;background:var(--ink);color:var(--t-dark);position:relative;overflow:hidden}
.cta-band::after{
  content:"";position:absolute;right:-120px;top:-120px;width:320px;height:320px;border-radius:50%;
  background:radial-gradient(circle,rgba(200,242,60,.22),transparent 68%);
}
.cta-band__inner{
  position:relative;z-index:1;display:flex;align-items:center;justify-content:space-between;gap:32px;
  padding:56px 0;flex-wrap:wrap;
}
.cta-band h2{font-size:30px;color:var(--t-dark);max-width:20ch}
.cta-band p{font-size:15px;color:var(--t-dark-2);margin-top:12px;max-width:56ch}
.cta-band__actions{display:flex;flex-wrap:wrap;gap:12px}

/* ============ footer ============ */
.site-footer{background:var(--ink);color:var(--t-dark-2);margin-top:0;padding:64px 0 28px}
.footer-grid{display:grid;grid-template-columns:1.5fr 1fr 1fr 1.2fr;gap:40px}
.footer-brand .logo__mark{background:var(--brand);color:var(--ink)}
.footer-brand .logo__name{color:var(--t-dark)}
.footer-brand .logo__sub{color:rgba(255,255,255,.4)}
.footer-brand p{font-size:14px;line-height:1.9;margin-top:16px;max-width:34ch}
.footer-col h4{font-size:14px;font-weight:700;color:var(--t-dark);margin-bottom:16px;letter-spacing:.02em}
.footer-col ul{display:flex;flex-direction:column;gap:10px}
.footer-col a{font-size:14px;color:var(--t-dark-2);transition:color .2s var(--ease),transform .2s var(--ease);display:inline-block}
.footer-col a:hover{color:var(--brand);transform:translateX(2px)}
.footer-contact li{display:flex;gap:10px;font-size:14px;line-height:1.8}
.footer-contact b{color:var(--t-dark);font-weight:600;flex:0 0 auto}
.footer-bottom{
  margin-top:40px;padding-top:20px;border-top:1px solid var(--ink-line);
  display:flex;flex-wrap:wrap;gap:12px;justify-content:space-between;font-size:13px;color:rgba(255,255,255,.42);
}

/* ============ responsive ============ */
@media (max-width:1199px){
  .article-grid{gap:36px}
  .nav__menu{gap:20px}
  .nav__link{font-size:14px}
}
@media (max-width:1023px){
  .nav__menu,.nav__cta{display:none}
  .nav-toggle{display:block}
  .article-grid{grid-template-columns:minmax(0,1fr);gap:32px}
  .article-side{order:2}
  .side-nav{position:static}
  .prose-cn{max-width:none}
  .related-grid{grid-template-columns:repeat(2,minmax(0,1fr))}
  .footer-grid{grid-template-columns:1fr 1fr;gap:32px}
  .footer-brand{grid-column:1 / -1}
}
@media (max-width:767px){
  .nav{height:60px}
  .logo__mark{width:34px;height:34px;border-radius:10px}
  .logo__name{font-size:16px}
  .page-head{padding:18px 0 0}
  .article-hero{padding:18px 0 28px}
  .article-hero h1{font-size:28px;max-width:none}
  .article-section{padding:32px 0 0}
  .prose-cn h2{font-size:22px;padding-left:14px}
  .prose-cn h3{font-size:18px}
  .pn-section,.related-section{padding:40px 0 0}
  .pn-grid{grid-template-columns:1fr}
  .pn-card--next{text-align:left}
  .related-grid{grid-template-columns:1fr}
  .section-head{flex-direction:column;align-items:flex-start;gap:10px}
  .section-head h2{font-size:22px}
  .cta-band{margin-top:48px}
  .cta-band__inner{padding:40px 0;flex-direction:column;align-items:flex-start}
  .cta-band h2{font-size:22px}
  .footer-grid{grid-template-columns:1fr;gap:28px}
  .site-footer{padding:44px 0 24px}
}
@media (max-width:639px){
  .breadcrumb .current{max-width:100%;white-space:normal}
  .cta-band__actions{width:100%}
  .cta-band__actions .btn{width:100%}
  .article-foot .btn{width:100%}
}
@media (max-width:479px){
  .container{padding:0 16px}
  .article-hero h1{font-size:24px}
  .meta{gap:12px}
  .card__body{padding:16px}
  .side-card{padding:16px}
}
@media (prefers-reduced-motion:reduce){
  *,*::before,*::after{animation-duration:.001ms !important;transition-duration:.001ms !important;scroll-behavior:auto !important}
  .card:hover,.pn-card:hover,.btn:hover{transform:none}
}

/* roulang page: category2 */
:root{
  --brand:#C8F23C;
  --brand-soft:rgba(200,242,60,.14);
  --accent:#7C4DFF;
  --accent-soft:rgba(124,77,255,.08);
  --warm:#FF7A45;
  --ink:#0E0D14;
  --ink-2:#16151F;
  --ink-line:rgba(255,255,255,.10);
  --paper:#F7F5F0;
  --card:#FFFFFF;
  --line:#E6E1D6;
  --t-dark:#F2F0EA;
  --t-dark-2:#A8A4B8;
  --t:#1B1A22;
  --t-2:#5A5766;
  --t-3:#8B8794;
  --r-card:16px;
  --r-btn:12px;
  --r-input:10px;
  --r-badge:999px;
  --r-img:20px;
  --sh-1:0 1px 2px rgba(14,13,20,.06), 0 12px 32px -12px rgba(14,13,20,.18);
  --sh-2:0 2px 4px rgba(14,13,20,.08), 0 24px 48px -18px rgba(14,13,20,.28);
  --ease:cubic-bezier(.2,.7,.3,1);
  --wrap:1200px;
}
*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth}
body{
  margin:0;
  font-family:system-ui,"PingFang SC","Microsoft YaHei","Source Han Sans SC",sans-serif;
  font-size:16px;
  line-height:1.9;
  color:var(--t);
  background:var(--paper);
  -webkit-font-smoothing:antialiased;
  text-rendering:optimizeLegibility;
}
body.no-scroll{overflow:hidden}
img{display:block;max-width:100%;height:auto}
a{color:inherit;text-decoration:none}
ul,ol{margin:0;padding:0;list-style:none}
button{font:inherit;color:inherit;background:none;border:0;cursor:pointer}
h1,h2,h3,h4{margin:0;line-height:1.3;font-weight:800;letter-spacing:-.01em}
h1{font-size:40px}
h2{font-size:30px}
h3{font-size:20px}
p{margin:0}
svg{display:block}
:focus-visible{outline:2px solid var(--accent);outline-offset:2px;border-radius:6px}
.tnum{font-variant-numeric:tabular-nums}

.container{width:100%;max-width:var(--wrap);margin:0 auto;padding:0 24px}
.section{padding:96px 0}
.section--tight{padding:72px 0}
.section--paper{background:var(--paper)}
.section--light{background:#FFFDF8}
.section--dark{background:var(--ink);color:var(--t-dark)}

.eyebrow{
  display:inline-flex;align-items:center;gap:8px;
  font-size:12px;font-weight:700;letter-spacing:.08em;
  color:var(--accent);background:var(--accent-soft);
  padding:6px 14px;border-radius:var(--r-badge);margin-bottom:16px;
}
.section--dark .eyebrow{color:var(--brand);background:var(--brand-soft)}
.section__title{position:relative;padding-left:16px}
.section__title::before{
  content:"";position:absolute;left:0;top:.16em;bottom:.16em;width:4px;
  border-radius:4px;background:var(--accent);
}
.section--dark .section__title::before{background:var(--brand)}
.section__desc{margin-top:14px;max-width:760px;color:var(--t-2);font-size:15.5px}
.section--dark .section__desc{color:var(--t-dark-2)}
.section__head{margin-bottom:44px}
.section__head--center{text-align:center}
.section__head--center .section__title{padding-left:0}
.section__head--center .section__title::before{display:none}
.section__head--center .section__desc{margin-left:auto;margin-right:auto}

/* ---------- header ---------- */
.site-header{
  position:sticky;top:0;z-index:60;
  background:rgba(247,245,240,.88);
  backdrop-filter:blur(10px);
  -webkit-backdrop-filter:blur(10px);
  border-bottom:1px solid var(--line);
  transition:box-shadow .24s var(--ease);
}
.site-header.is-scrolled{box-shadow:0 10px 28px -20px rgba(14,13,20,.45)}
.nav{display:flex;align-items:center;gap:32px;height:72px}
.logo{display:inline-flex;align-items:center;gap:10px}
.logo__mark{
  width:40px;height:40px;border-radius:12px;background:var(--brand);
  color:var(--ink);font-weight:800;font-size:15px;letter-spacing:-.02em;
  display:grid;place-items:center;flex:0 0 auto;
}
.logo__text{display:flex;flex-direction:column;line-height:1.2}
.logo__name{font-size:16px;font-weight:800;letter-spacing:-.02em;color:var(--t)}
.logo__sub{font-size:11px;letter-spacing:.08em;color:var(--t-3)}
.nav__menu{display:flex;align-items:center;gap:28px;margin-left:auto}
.nav__link{
  position:relative;display:inline-block;padding:6px 0;
  font-size:14.5px;color:var(--t-2);transition:color .2s var(--ease);
}
.nav__link::after{
  content:"";position:absolute;left:0;right:0;bottom:0;height:2px;
  background:var(--brand);border-radius:2px;
  transform:scaleX(0);transform-origin:left;
  transition:transform .24s var(--ease);
}
.nav__link:hover{color:var(--accent)}
.nav__link:hover::after{transform:scaleX(1)}
.nav__link.is-active{color:var(--t);font-weight:700}
.nav__link.is-active::after{transform:scaleX(1)}
.nav__cta{height:40px;padding:0 18px;font-size:14px;flex:0 0 auto}
.nav-toggle{
  display:none;position:relative;width:44px;height:44px;border-radius:12px;
  border:1px solid var(--line);background:#fff;margin-left:auto;
}
.nav-toggle span,
.nav-toggle::before,
.nav-toggle::after{
  content:"";position:absolute;left:12px;right:12px;height:2px;border-radius:2px;
  background:var(--t);transition:transform .2s var(--ease),opacity .2s var(--ease);
}
.nav-toggle::before{top:15px}
.nav-toggle span{top:21px}
.nav-toggle::after{top:27px}
.nav-toggle[aria-expanded="true"]::before{transform:translateY(6px) rotate(45deg)}
.nav-toggle[aria-expanded="true"] span{opacity:0}
.nav-toggle[aria-expanded="true"]::after{transform:translateY(-6px) rotate(-45deg)}

/* ---------- drawer ---------- */
.drawer-backdrop{
  position:fixed;inset:0;z-index:80;background:rgba(14,13,20,.55);
  opacity:0;visibility:hidden;transition:opacity .2s var(--ease),visibility .2s var(--ease);
}
.drawer-backdrop.is-open{opacity:1;visibility:visible}
.nav-drawer{
  position:fixed;top:0;right:0;bottom:0;z-index:90;width:280px;max-width:86vw;
  background:var(--ink);color:var(--t-dark);
  display:flex;flex-direction:column;padding:24px 20px;
  transform:translateX(100%);opacity:0;
  transition:transform .2s var(--ease),opacity .2s var(--ease);
}
.nav-drawer.is-open{transform:translateX(0);opacity:1}
.nav-drawer__head{padding-bottom:18px;border-bottom:1px solid var(--ink-line);margin-bottom:12px}
.nav-drawer__head .logo__name{color:var(--t-dark)}
.nav-drawer__head .logo__sub{color:var(--t-dark-2)}
.nav-drawer__menu{display:flex;flex-direction:column;gap:4px;flex:1}
.nav-drawer__link{
  display:flex;align-items:center;height:52px;padding:0 14px;border-radius:12px;
  font-size:15px;color:var(--t-dark-2);transition:background .2s var(--ease),color .2s var(--ease);
}
.nav-drawer__link:hover{background:rgba(255,255,255,.06);color:var(--t-dark)}
.nav-drawer__link.is-active{background:var(--brand-soft);color:var(--brand);font-weight:700}
.nav-drawer__cta{margin-top:16px;width:100%}

/* ---------- buttons ---------- */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  height:48px;padding:0 24px;border-radius:var(--r-btn);
  font-size:15px;font-weight:600;letter-spacing:-.01em;
  border:1.5px solid transparent;cursor:pointer;
  transition:transform .2s var(--ease),background .2s var(--ease),border-color .2s var(--ease),color .2s var(--ease),box-shadow .2s var(--ease);
}
.btn--primary{background:var(--brand);color:var(--ink);box-shadow:0 10px 24px -14px rgba(200,242,60,.9)}
.btn--primary:hover{background:#d4f75f;transform:translateY(-1px)}
.btn--primary:active{transform:translateY(0)}
.btn--ghost{border-color:var(--line);color:var(--t);background:transparent}
.btn--ghost:hover{background:var(--accent-soft);border-color:var(--accent);color:var(--accent)}
.btn--ghost-dark{border-color:rgba(255,255,255,.24);color:var(--t-dark);background:transparent}
.btn--ghost-dark:hover{background:rgba(255,255,255,.08);border-color:rgba(255,255,255,.4)}
.btn--lg{height:52px;padding:0 30px;font-size:16px}
.btn[disabled],.btn.is-disabled{opacity:.45;pointer-events:none}

/* ---------- badges ---------- */
.badge{
  display:inline-flex;align-items:center;gap:6px;height:26px;padding:0 12px;
  border-radius:var(--r-badge);font-size:12px;font-weight:600;line-height:1;
}
.badge--accent{background:var(--accent-soft);color:var(--accent)}
.badge--brand{background:var(--brand-soft);color:#8CB41E}
.badge--dark{background:var(--brand-soft);color:var(--brand)}
.badge--warm{background:rgba(255,122,69,.12);color:#D9582A}

/* ---------- breadcrumb ---------- */
.crumb{padding:20px 0 0;font-size:13px;color:var(--t-3)}
.crumb ol{display:flex;flex-wrap:wrap;align-items:center;gap:8px}
.crumb li{display:flex;align-items:center;gap:8px}
.crumb li+li::before{content:"/";color:var(--line)}
.crumb a{color:var(--t-3);transition:color .2s var(--ease)}
.crumb a:hover{color:var(--accent)}
.crumb [aria-current="page"]{color:var(--t-2)}

/* ---------- hero ---------- */
.hero{
  position:relative;overflow:hidden;background:var(--ink);color:var(--t-dark);
  padding:80px 0 88px;
}
.hero::before{
  content:"";position:absolute;inset:0;pointer-events:none;
  background-image:linear-gradient(rgba(255,255,255,.045) 1px,transparent 1px),linear-gradient(90deg,rgba(255,255,255,.045) 1px,transparent 1px);
  background-size:64px 64px;
  mask-image:radial-gradient(ellipse at 20% 0%,rgba(0,0,0,.9),transparent 70%);
  -webkit-mask-image:radial-gradient(ellipse at 20% 0%,rgba(0,0,0,.9),transparent 70%);
}
.hero__glow{
  position:absolute;width:520px;height:520px;right:-160px;top:-200px;border-radius:50%;
  background:radial-gradient(circle,rgba(124,77,255,.38),transparent 62%);filter:blur(6px);pointer-events:none;
}
.hero__inner{position:relative;display:grid;grid-template-columns:1fr 1fr;gap:56px;align-items:center}
.hero__title{font-size:40px;line-height:1.25;letter-spacing:-.02em;color:var(--t-dark)}
.hero__title span{display:block;margin-top:12px;font-size:17px;font-weight:600;color:var(--brand);letter-spacing:0;line-height:1.7}
.hero__desc{margin-top:22px;font-size:16px;color:var(--t-dark-2);max-width:560px}
.hero__actions{display:flex;flex-wrap:wrap;gap:14px;margin-top:32px}
.hero__tags{display:flex;flex-wrap:wrap;gap:10px;margin-top:28px}
.tag{
  display:inline-flex;align-items:center;height:30px;padding:0 14px;border-radius:var(--r-badge);
  font-size:13px;color:var(--t-dark-2);border:1px solid var(--ink-line);background:rgba(255,255,255,.03);
}
.hero__media{position:relative;border-radius:var(--r-img);overflow:hidden;border:1px solid var(--ink-line)}
.hero__media img{width:100%;aspect-ratio:4/3;object-fit:cover}
.hero__media::after{
  content:"";position:absolute;inset:0;
  background:linear-gradient(160deg,rgba(14,13,20,.12) 0%,rgba(14,13,20,.62) 100%);
}
.hero__stat{
  position:absolute;left:20px;bottom:20px;z-index:2;
  background:rgba(14,13,20,.72);border:1px solid var(--ink-line);
  border-radius:14px;padding:12px 16px;font-size:13px;color:var(--t-dark-2);
}
.hero__stat b{display:block;font-size:22px;color:var(--brand);font-weight:700;font-variant-numeric:tabular-nums}

/* ---------- overview ---------- */
.overview-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:24px}
.overview-card{
  background:var(--card);border:1px solid var(--line);border-radius:var(--r-card);
  padding:28px 24px;box-shadow:var(--sh-1);
  transition:transform .24s var(--ease),box-shadow .24s var(--ease),border-color .24s var(--ease);
}
.overview-card:hover{transform:translateY(-4px);box-shadow:var(--sh-2);border-color:#D8D2C4}
.overview-card__num{
  font-size:26px;font-weight:800;color:var(--brand);font-variant-numeric:tabular-nums;
  -webkit-text-stroke:.5px #9EC324;
}
.overview-card h3{margin:14px 0 10px;font-size:19px}
.overview-card p{font-size:15px;color:var(--t-2)}

/* ---------- gallery ---------- */
.gallery{display:grid;grid-template-columns:repeat(2,1fr);gap:28px}
.g-card{
  display:block;background:var(--card);border:1px solid var(--line);
  border-radius:var(--r-card);overflow:hidden;box-shadow:var(--sh-1);
  transition:transform .24s var(--ease),box-shadow .24s var(--ease),border-color .24s var(--ease);
}
.g-card:hover{transform:translateY(-4px);box-shadow:var(--sh-2);border-color:#D8D2C4}
.g-card__media{position:relative;overflow:hidden}
.g-card__media img{width:100%;aspect-ratio:16/9;object-fit:cover;transition:transform .24s var(--ease)}
.g-card:hover .g-card__media img{transform:scale(1.03)}
.g-card__badge{position:absolute;top:14px;right:14px;background:rgba(14,13,20,.78);color:var(--brand)}
.g-card__body{padding:22px 22px 24px}
.g-card__body h3{font-size:19px;transition:color .2s var(--ease)}
.g-card:hover .g-card__body h3{color:var(--accent)}
.g-card__body p{margin-top:10px;font-size:14.5px;color:var(--t-2);line-height:1.85}

/* ---------- checklist ---------- */
.check-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:18px}
.check-item{
  display:flex;gap:14px;align-items:flex-start;
  background:var(--card);border:1px solid var(--line);border-radius:var(--r-card);
  padding:20px 22px;
}
.check-item__ico{
  flex:0 0 auto;width:28px;height:28px;border-radius:9px;background:var(--brand);
  display:grid;place-items:center;color:var(--ink);margin-top:2px;
}
.check-item h3{font-size:16px;margin-bottom:6px}
.check-item p{font-size:14.5px;color:var(--t-2)}

/* ---------- steps ---------- */
.steps{display:grid;grid-template-columns:repeat(4,1fr);gap:22px;position:relative}
.step{
  position:relative;background:var(--card);border:1px solid var(--line);
  border-radius:var(--r-card);padding:24px 22px;box-shadow:var(--sh-1);
  transition:transform .24s var(--ease),box-shadow .24s var(--ease);
}
.step:hover{transform:translateY(-4px);box-shadow:var(--sh-2)}
.step__num{
  display:inline-flex;align-items:center;justify-content:center;
  width:38px;height:38px;border-radius:12px;background:var(--ink);color:var(--brand);
  font-size:15px;font-weight:700;font-variant-numeric:tabular-nums;margin-bottom:16px;
}
.step.is-current .step__num{background:var(--brand);color:var(--ink)}
.step.is-warm .step__num{background:var(--warm);color:#fff}
.step h3{font-size:17px;margin-bottom:10px}
.step p{font-size:14.5px;color:var(--t-2)}

/* ---------- accordion ---------- */
.accordion{display:flex;flex-direction:column;gap:12px}
.accordion__item{
  position:relative;background:var(--card);border:1px solid var(--line);
  border-radius:var(--r-card);overflow:hidden;
  transition:border-color .24s var(--ease),box-shadow .24s var(--ease);
}
.accordion__item::before{
  content:"";position:absolute;left:0;top:0;bottom:0;width:4px;background:var(--brand);
  transform:scaleY(0);transform-origin:top;transition:transform .24s var(--ease);
}
.accordion__item.is-open{border-color:#D8D2C4;box-shadow:var(--sh-1)}
.accordion__item.is-open::before{transform:scaleY(1)}
.accordion__q{
  width:100%;display:flex;align-items:center;justify-content:space-between;gap:18px;
  padding:20px 24px;text-align:left;font-size:16px;font-weight:700;color:var(--t);
  transition:color .2s var(--ease);
}
.accordion__q:hover{color:var(--accent)}
.accordion__ico{
  flex:0 0 auto;width:26px;height:26px;border-radius:8px;background:var(--brand-soft);
  color:#8CB41E;display:grid;place-items:center;font-size:16px;font-weight:700;line-height:1;
}
.accordion__item.is-open .accordion__ico{background:var(--brand);color:var(--ink)}
.accordion__a{
  max-height:0;overflow:hidden;opacity:0;
  transition:max-height .24s var(--ease),opacity .24s var(--ease);
}
.accordion__item.is-open .accordion__a{max-height:420px;opacity:1}
.accordion__a p{padding:0 24px 22px 24px;font-size:15px;color:var(--t-2);line-height:1.9}

/* ---------- cta ---------- */
.cta{
  background:var(--ink);color:var(--t-dark);border-radius:22px;
  border:1px solid rgba(200,242,60,.35);
  padding:56px 48px;position:relative;overflow:hidden;
  display:grid;grid-template-columns:1.4fr 1fr;gap:36px;align-items:center;
}
.cta::after{
  content:"";position:absolute;right:-120px;bottom:-160px;width:420px;height:420px;border-radius:50%;
  background:radial-gradient(circle,rgba(200,242,60,.22),transparent 65%);pointer-events:none;
}
.cta h2{position:relative;font-size:28px;color:var(--t-dark)}
.cta p{position:relative;margin-top:14px;font-size:15.5px;color:var(--t-dark-2);max-width:600px}
.cta__actions{position:relative;display:flex;flex-wrap:wrap;gap:14px;justify-content:flex-end}

/* ---------- footer ---------- */
.site-footer{background:var(--ink);color:var(--t-dark);padding:72px 0 28px;margin-top:0}
.footer-grid{display:grid;grid-template-columns:1.6fr 1fr 1fr 1.2fr;gap:40px}
.footer-brand .logo{margin-bottom:18px}
.footer-brand .logo__name{color:var(--t-dark)}
.footer-brand .logo__sub{color:var(--t-dark-2)}
.footer-brand p{font-size:14px;color:var(--t-dark-2);max-width:340px}
.footer-col h4{font-size:15px;color:var(--t-dark);margin-bottom:18px;letter-spacing:0}
.footer-col ul{display:flex;flex-direction:column;gap:12px}
.footer-col a{font-size:14px;color:var(--t-dark-2);transition:color .2s var(--ease),transform .2s var(--ease);display:inline-block}
.footer-col a:hover{color:var(--brand);transform:translateX(2px)}
.footer-contact li{display:flex;gap:10px;font-size:14px;color:var(--t-dark-2);line-height:1.7}
.footer-contact b{color:var(--t-dark);font-weight:600;flex:0 0 auto}
.footer-bottom{
  margin-top:48px;padding-top:22px;border-top:1px solid var(--ink-line);
  display:flex;justify-content:space-between;gap:16px;flex-wrap:wrap;
  font-size:13px;color:rgba(168,164,184,.85);
}

/* ---------- responsive ---------- */
@media (max-width:1024px){
  .nav__menu,.nav__cta{display:none}
  .nav-toggle{display:block}
  .hero__inner{grid-template-columns:1fr;gap:40px}
  .hero__title{font-size:34px}
  .overview-grid{grid-template-columns:1fr 1fr}
  .steps{grid-template-columns:repeat(2,1fr)}
  .cta{grid-template-columns:1fr;padding:44px 32px}
  .cta__actions{justify-content:flex-start}
  .footer-grid{grid-template-columns:1fr 1fr;gap:36px}
}
@media (max-width:768px){
  .section{padding:64px 0}
  .section--tight{padding:52px 0}
  h1{font-size:28px}
  h2{font-size:22px}
  .hero{padding:56px 0 64px}
  .hero__title{font-size:28px}
  .hero__title span{font-size:15.5px}
  .hero__desc{font-size:15px}
  .gallery{grid-template-columns:1fr;gap:20px}
  .check-grid{grid-template-columns:1fr}
  .overview-grid{grid-template-columns:1fr}
  .steps{grid-template-columns:1fr}
  .step{padding-left:26px}
  .step::before{
    content:"";position:absolute;left:0;top:0;bottom:0;width:4px;background:var(--brand);border-radius:4px;
  }
  .step.is-warm::before{background:var(--warm)}
  .cta{padding:36px 24px;border-radius:18px}
  .cta h2{font-size:22px}
  .footer-grid{grid-template-columns:1fr 1fr}
}
@media (max-width:640px){
  .container{padding:0 16px}
  .hero__actions .btn,.cta__actions .btn{width:100%}
  .hero__actions,.cta__actions{flex-direction:column;align-items:stretch}
  .footer-grid{grid-template-columns:1fr;gap:32px}
  .footer-brand{order:-1}
  .footer-bottom{flex-direction:column;gap:8px}
  .nav{height:60px}
  .logo__mark{width:36px;height:36px}
}
@media (max-width:400px){
  .hero__title{font-size:25px}
  .overview-card,.check-item,.step{padding:20px 18px}
}
@media (prefers-reduced-motion:reduce){
  *{animation-duration:.001ms !important;transition-duration:.001ms !important}
  html{scroll-behavior:auto}
}

/* roulang page: category3 */
:root{
  --brand:#C8F23C;
  --brand-soft:rgba(200,242,60,.14);
  --accent:#7C4DFF;
  --accent-soft:rgba(124,77,255,.08);
  --warm:#FF7A45;
  --ink:#0E0D14;
  --ink-2:#16151F;
  --paper:#F7F5F0;
  --card:#FFFFFF;
  --line:#E6E1D6;
  --t1:#1B1A22;
  --t2:#5A5766;
  --t3:#8B8794;
  --d1:#F2F0EA;
  --d2:#A8A4B8;
  --r-card:16px;
  --r-btn:12px;
  --r-input:10px;
  --r-badge:999px;
  --r-media:20px;
  --sh-sm:0 1px 2px rgba(14,13,20,.06), 0 12px 32px -12px rgba(14,13,20,.18);
  --sh-hover:0 2px 4px rgba(14,13,20,.08), 0 22px 44px -16px rgba(14,13,20,.28);
  --ease:cubic-bezier(.2,.7,.3,1);
}
*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%}
body{
  margin:0;
  font-family:system-ui,"PingFang SC","Microsoft YaHei","Source Han Sans SC",sans-serif;
  font-size:16px;
  line-height:1.9;
  color:var(--t1);
  background:var(--paper);
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block;height:auto}
a{color:inherit;text-decoration:none}
button{font:inherit;color:inherit;cursor:pointer;background:none;border:none}
ul,ol{margin:0;padding:0;list-style:none}
h1,h2,h3,h4,p{margin:0}
table{border-collapse:collapse;width:100%}
:focus-visible{outline:2px solid var(--accent);outline-offset:2px;border-radius:6px}
body.no-scroll{overflow:hidden}

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

/* ---------- header / nav ---------- */
.site-header{
  position:sticky;top:0;z-index:60;
  background:rgba(247,245,240,.88);
  backdrop-filter:blur(10px);
  -webkit-backdrop-filter:blur(10px);
  border-bottom:1px solid var(--line);
  transition:box-shadow 240ms var(--ease),background-color 240ms var(--ease);
}
.site-header.is-scrolled{
  background:rgba(247,245,240,.96);
  box-shadow:0 10px 30px -22px rgba(14,13,20,.6);
}
.nav{display:flex;align-items:center;gap:24px;height:72px}
.logo{display:flex;align-items:center;gap:10px;flex:none}
.logo__mark{
  width:38px;height:38px;border-radius:11px;
  background:linear-gradient(135deg,var(--brand),#A6DD22);
  color:var(--ink);font-weight:800;font-size:15px;
  display:grid;place-items:center;letter-spacing:.02em;flex:none;
}
.logo__text{display:flex;flex-direction:column;line-height:1.16}
.logo__name{font-weight:800;font-size:17px;letter-spacing:-.02em;color:var(--t1)}
.logo__sub{font-size:11px;letter-spacing:.14em;color:var(--t3)}
.nav__menu{display:flex;align-items:center;gap:26px;margin-left:auto}
.nav__link{
  position:relative;display:inline-block;padding:6px 0;
  font-size:15px;color:var(--t2);
  transition:color 200ms var(--ease);
}
.nav__link::after{
  content:"";position:absolute;left:0;right:0;bottom:-1px;height:2px;
  background:var(--brand);border-radius:2px;
  transform:scaleX(0);transform-origin:left;
  transition:transform 220ms var(--ease);
}
.nav__link:hover{color:var(--t1)}
.nav__link:hover::after{transform:scaleX(1)}
.nav__link.is-active{color:var(--ink);font-weight:700}
.nav__link.is-active::after{transform:scaleX(1)}
.nav__cta{flex:none}
.nav-toggle{
  display:none;width:44px;height:44px;margin-left:auto;
  border:1px solid var(--line);border-radius:12px;background:#fff;
  align-items:center;justify-content:center;
}
.nav-toggle span{position:relative;display:block;width:18px;height:2px;background:var(--t1);border-radius:2px}
.nav-toggle span::before,.nav-toggle span::after{
  content:"";position:absolute;left:0;width:18px;height:2px;background:var(--t1);border-radius:2px;
}
.nav-toggle span::before{top:-6px}
.nav-toggle span::after{top:6px}

/* ---------- buttons ---------- */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  height:48px;padding:0 24px;border-radius:var(--r-btn);
  font-size:15px;font-weight:600;letter-spacing:.01em;
  border:1.5px solid transparent;white-space:nowrap;
  transition:transform 200ms var(--ease),background-color 200ms var(--ease),border-color 200ms var(--ease),color 200ms var(--ease);
}
.btn--lg{height:52px;padding:0 30px;font-size:16px}
.btn--primary{background:var(--brand);color:var(--ink)}
.btn--primary:hover{background:#D6F95F;transform:translateY(-1px)}
.btn--primary:active{transform:translateY(0)}
.btn--outline{border-color:var(--line);background:#fff;color:var(--t1)}
.btn--outline:hover{background:var(--brand-soft);border-color:var(--brand)}
.btn--ghost-light{border-color:rgba(255,255,255,.24);color:var(--d1)}
.btn--ghost-light:hover{background:rgba(200,242,60,.12);border-color:rgba(200,242,60,.5)}
.btn[disabled],.btn.is-disabled{opacity:.45;pointer-events:none}

/* ---------- drawer ---------- */
.drawer{
  position:fixed;top:0;right:0;z-index:90;
  width:280px;height:100%;padding:20px;
  background:var(--ink);color:var(--d1);
  display:flex;flex-direction:column;
  transform:translateX(100%);opacity:0;
  transition:transform 200ms var(--ease),opacity 200ms var(--ease);
}
.drawer.is-open{transform:translateX(0);opacity:1}
.drawer__head{display:flex;align-items:center;justify-content:space-between;padding-bottom:14px;border-bottom:1px solid rgba(255,255,255,.10)}
.drawer__title{font-size:14px;letter-spacing:.14em;color:var(--d2)}
.drawer__close{width:38px;height:38px;border-radius:10px;border:1px solid rgba(255,255,255,.16);color:var(--d1);font-size:20px;line-height:1}
.drawer__close:hover{background:rgba(255,255,255,.08)}
.drawer__menu{flex:1;margin-top:16px;overflow-y:auto}
.drawer__menu a{
  display:flex;align-items:center;height:52px;padding:0 14px;border-radius:12px;
  font-size:15px;color:var(--d2);transition:background-color 180ms var(--ease),color 180ms var(--ease);
}
.drawer__menu a:hover{background:rgba(255,255,255,.06);color:var(--d1)}
.drawer__menu a.is-active{background:var(--brand-soft);color:var(--brand);font-weight:700}
.drawer__cta{width:100%;margin-top:16px}
.drawer-mask{
  position:fixed;inset:0;z-index:80;background:rgba(14,13,20,.55);
  opacity:0;pointer-events:none;transition:opacity 200ms var(--ease);
}
.drawer-mask.is-open{opacity:1;pointer-events:auto}

/* ---------- hero ---------- */
.hero--inner{
  position:relative;overflow:hidden;color:var(--d1);
  background:var(--ink) url('/assets/images/backpic/back-2.png') center/cover no-repeat;
}
.hero--inner::before{
  content:"";position:absolute;inset:0;
  background:linear-gradient(102deg,rgba(14,13,20,.95) 0%,rgba(14,13,20,.86) 46%,rgba(14,13,20,.6) 100%);
}
.hero--inner::after{
  content:"";position:absolute;top:-180px;right:-160px;width:520px;height:520px;
  background:radial-gradient(circle,rgba(200,242,60,.2),transparent 65%);
  pointer-events:none;
}
.hero__inner{position:relative;z-index:2;padding-top:52px;padding-bottom:72px}
.hero__content{max-width:820px;margin-top:22px}
.hero h1{
  font-size:40px;line-height:1.28;font-weight:800;letter-spacing:-.01em;
  color:#fff;margin:18px 0 0;
}
.hero__sub{
  margin-top:18px;font-size:17px;line-height:1.9;color:var(--d2);max-width:720px;
}
.hero__actions{display:flex;flex-wrap:wrap;gap:14px;margin-top:32px}
.hero__meta{display:flex;flex-wrap:wrap;gap:10px;margin-top:30px}
.hero__meta li{
  padding:6px 14px;border-radius:var(--r-badge);
  border:1px solid rgba(255,255,255,.12);
  font-size:13px;color:var(--d2);
}

/* ---------- breadcrumb ---------- */
.breadcrumb ol{display:flex;flex-wrap:wrap;align-items:center;gap:8px;font-size:13px;color:var(--d2)}
.breadcrumb li{display:flex;align-items:center;gap:8px}
.breadcrumb li+li::before{content:"/";color:rgba(255,255,255,.26)}
.breadcrumb a:hover{color:var(--brand)}
.breadcrumb [aria-current="page"]{color:var(--d1)}
.breadcrumb--light{color:var(--t3)}
.breadcrumb--light li+li::before{color:var(--line)}
.breadcrumb--light [aria-current="page"]{color:var(--t2)}

/* ---------- badge ---------- */
.badge{
  display:inline-flex;align-items:center;gap:6px;
  padding:5px 12px;border-radius:var(--r-badge);
  font-size:12px;letter-spacing:.04em;
  background:var(--accent-soft);color:var(--accent);
}
.badge--dark{background:var(--brand-soft);color:var(--brand)}
.badge--warm{background:rgba(255,122,69,.14);color:#E4551F}

/* ---------- section ---------- */
.section{padding:96px 0}
.section--tight{padding:72px 0 96px}
.section--dark{background:var(--ink);color:var(--d1)}
.section--dark .section-head p{color:var(--d2)}
.section-head{max-width:780px;margin-bottom:44px}
.eyebrow{
  display:inline-block;margin-bottom:12px;
  font-size:13px;font-weight:600;letter-spacing:.16em;color:var(--accent);
}
.section--dark .eyebrow{color:var(--brand)}
h2{font-size:30px;line-height:1.35;font-weight:800;letter-spacing:-.01em}
.section-head p{margin-top:14px;font-size:16px;color:var(--t2);line-height:1.9}
h3{font-size:20px;line-height:1.5;font-weight:700}

/* ---------- compare table ---------- */
.table-wrap{
  border:1px solid var(--line);border-radius:var(--r-card);background:#fff;
  box-shadow:var(--sh-sm);overflow:hidden;
}
.ctable{min-width:760px}
.ctable th,.ctable td{
  padding:18px 20px;text-align:left;vertical-align:top;
  font-size:15px;line-height:1.8;border-bottom:1px solid var(--line);
}
.ctable thead th{
  background:#F1EEE6;font-size:13px;font-weight:700;letter-spacing:.06em;color:var(--t2);
}
.ctable tbody tr:last-child td{border-bottom:none}
.ctable tbody tr:nth-child(even){background:#FBFAF6}
.ctable tbody tr:hover{background:rgba(200,242,60,.1)}
.ctable td:first-child{width:158px;font-weight:700;color:var(--ink)}
.ctable td strong{color:var(--accent);font-weight:700}
.table-note{
  margin-top:18px;padding:16px 20px;border-radius:14px;
  background:#fff;border:1px dashed var(--line);
  font-size:14px;color:var(--t2);
}

/* ---------- steps ---------- */
.steps{display:grid;grid-template-columns:repeat(4,1fr);gap:20px}
.step{
  position:relative;background:#fff;border:1px solid var(--line);
  border-radius:var(--r-card);padding:24px;
  transition:transform 220ms var(--ease),box-shadow 220ms var(--ease);
}
.step:hover{transform:translateY(-4px);box-shadow:var(--sh-hover)}
.step__num{
  font-size:28px;line-height:1;font-weight:800;color:var(--brand);
  font-variant-numeric:tabular-nums;
}
.step h3{margin:14px 0 8px;font-size:17px}
.step p{font-size:14px;line-height:1.85;color:var(--t2)}
.step__link{
  display:inline-block;margin-top:12px;font-size:14px;font-weight:600;color:var(--accent);
  transition:transform 200ms var(--ease);
}
.step__link:hover{transform:translateX(2px)}

/* ---------- split / checklist ---------- */
.split{display:grid;grid-template-columns:1fr 1fr;gap:48px;align-items:center}
.split__media{
  border-radius:var(--r-media);overflow:hidden;border:1px solid var(--line);
  box-shadow:var(--sh-sm);background:#fff;
}
.split__media img{width:100%;aspect-ratio:4/3;object-fit:cover;transition:transform 240ms var(--ease)}
.split__media:hover img{transform:scale(1.03)}
.check-list{margin-top:24px}
.check-list li{display:flex;gap:14px;padding:16px 0;border-bottom:1px dashed var(--line)}
.check-list li:last-child{border-bottom:none}
.check-list .tick{
  flex:none;width:24px;height:24px;margin-top:3px;border-radius:8px;
  background:var(--brand-soft);color:#5D7A0A;
  display:grid;place-items:center;font-size:13px;font-weight:800;
}
.check-list b{display:block;font-size:16px;font-weight:700}
.check-list span{display:block;margin-top:2px;font-size:14px;line-height:1.85;color:var(--t2)}

/* ---------- cards ---------- */
.cards{display:grid;grid-template-columns:repeat(3,1fr);gap:24px}
.card{
  display:flex;flex-direction:column;background:#fff;
  border:1px solid var(--line);border-radius:var(--r-card);
  padding:20px;box-shadow:var(--sh-sm);
  transition:transform 220ms var(--ease),box-shadow 220ms var(--ease);
}
.card:hover{transform:translateY(-4px);box-shadow:var(--sh-hover)}
.card__head{display:flex;align-items:center;justify-content:space-between;gap:12px}
.card h3{margin:16px 0 8px;font-size:18px;transition:color 200ms var(--ease)}
.card:hover h3{color:var(--accent)}
.card p{font-size:14px;line-height:1.85;color:var(--t2)}
.card__media{margin-top:18px;border-radius:14px;overflow:hidden}
.card__media img{width:100%;aspect-ratio:16/9;object-fit:cover;transition:transform 240ms var(--ease)}
.card:hover .card__media img{transform:scale(1.03)}
.card__foot{
  display:flex;align-items:center;justify-content:space-between;gap:12px;
  margin-top:18px;padding-top:14px;border-top:1px solid var(--line);
  font-size:13px;color:var(--t3);
}
.card__link{font-size:14px;font-weight:600;color:var(--accent)}
.card__link:hover{color:#5A2EE0}

/* ---------- list block ---------- */
.spec-list{display:grid;grid-template-columns:1fr 1fr;gap:16px 32px}
.spec-list div{
  padding:16px 18px;border-radius:14px;background:#fff;border:1px solid var(--line);
}
.spec-list dt{font-size:13px;letter-spacing:.08em;color:var(--t3)}
.spec-list dd{margin:6px 0 0;font-size:15px;font-weight:600;color:var(--t1)}

/* ---------- faq ---------- */
.faq{margin-top:8px}
.acc-item{
  background:#fff;border:1px solid var(--line);border-radius:var(--r-card);
  margin-bottom:12px;overflow:hidden;
  transition:border-color 200ms var(--ease),box-shadow 200ms var(--ease);
}
.acc-item:hover{border-color:#D8D2C4}
.acc-item.is-open{border-color:#CFD9A8;box-shadow:var(--sh-sm)}
.acc-head{
  width:100%;display:flex;align-items:center;justify-content:space-between;gap:18px;
  padding:20px 22px;text-align:left;
}
.acc-head span.q{font-size:16px;font-weight:700;color:var(--t1);line-height:1.7}
.acc-icon{
  position:relative;flex:none;width:22px;height:22px;border-radius:8px;
  background:var(--brand-soft);
}
.acc-icon::before,.acc-icon::after{
  content:"";position:absolute;left:50%;top:50%;background:#5D7A0A;border-radius:2px;
  transform:translate(-50%,-50%);transition:opacity 200ms var(--ease),transform 200ms var(--ease);
}
.acc-icon::before{width:10px;height:2px}
.acc-icon::after{width:2px;height:10px}
.acc-item.is-open .acc-icon::after{opacity:0;transform:translate(-50%,-50%) rotate(90deg)}
.acc-body{max-height:0;overflow:hidden;transition:max-height 220ms var(--ease)}
.acc-item.is-open .acc-body{box-shadow:inset 4px 0 0 var(--brand)}
.acc-body__inner{padding:0 22px 18px 26px;font-size:15px;line-height:1.9;color:var(--t2)}

/* ---------- cta band ---------- */
.cta-band{
  position:relative;overflow:hidden;
  border:1px solid rgba(200,242,60,.3);border-radius:24px;
  padding:48px;background:var(--ink-2);
  display:flex;align-items:center;justify-content:space-between;gap:36px;flex-wrap:wrap;
}
.cta-band::after{
  content:"";position:absolute;right:-120px;bottom:-160px;width:360px;height:360px;
  background:radial-gradient(circle,rgba(124,77,255,.28),transparent 68%);
  pointer-events:none;
}
.cta-band__text{position:relative;z-index:2;max-width:640px}
.cta-band h2{font-size:26px;color:#fff}
.cta-band p{margin-top:12px;font-size:15px;color:var(--d2)}
.cta-band__actions{position:relative;z-index:2;display:flex;gap:14px;flex-wrap:wrap}

/* ---------- footer ---------- */
.site-footer{
  background:var(--ink);color:var(--d2);
  padding:72px 0 26px;border-top:1px solid rgba(255,255,255,.08);
}
.footer-grid{display:grid;grid-template-columns:1.7fr 1fr 1fr 1.2fr;gap:40px}
.footer-brand p{margin-top:16px;font-size:14px;line-height:1.9;max-width:340px}
.site-footer .logo__name{color:var(--d1)}
.site-footer .logo__sub{color:var(--d2)}
.footer-col h4{font-size:15px;font-weight:700;color:var(--d1);margin-bottom:16px}
.footer-col li{margin-bottom:10px;font-size:14px}
.footer-col a{display:inline-block;transition:color 200ms var(--ease),transform 200ms var(--ease)}
.footer-col a:hover{color:var(--brand);transform:translateX(2px)}
.footer-contact li{display:flex;gap:10px;line-height:1.8}
.footer-contact b{flex:none;font-weight:600;color:var(--d1)}
.footer-bottom{
  display:flex;align-items:center;justify-content:space-between;gap:16px;flex-wrap:wrap;
  margin-top:48px;padding-top:22px;border-top:1px solid rgba(255,255,255,.08);
  font-size:13px;color:var(--t3);
}

/* ---------- responsive ---------- */
@media (max-width:1023px){
  .nav__menu,.nav__cta{display:none}
  .nav-toggle{display:flex}
  .footer-grid{grid-template-columns:1fr 1fr}
  .footer-col:last-child{grid-column:1 / -1}
  .split{gap:32px}
  .cards{grid-template-columns:1fr 1fr}
  .steps{grid-template-columns:1fr 1fr}
}
@media (max-width:768px){
  .section{padding:56px 0}
  .section--tight{padding:48px 0 56px}
  .hero__inner{padding-top:36px;padding-bottom:52px}
  .hero h1{font-size:28px}
  .hero__sub{font-size:15px}
  h2{font-size:22px}
  .split{grid-template-columns:1fr}
  .split__media{order:-1}
  .cards{grid-template-columns:1fr}
  .spec-list{grid-template-columns:1fr}
  .cta-band{padding:32px 24px;border-radius:20px}
  .cta-band h2{font-size:21px}
  .site-footer{padding:52px 0 22px}
}
@media (max-width:640px){
  .container{padding:0 16px}
  .nav{height:60px}
  .hero__actions{flex-direction:column;align-items:stretch}
  .hero__actions .btn{width:100%}
  .cta-band__actions{width:100%;flex-direction:column}
  .cta-band__actions .btn{width:100%}
  .table-wrap{border:none;box-shadow:none;background:transparent;overflow:visible}
  .ctable{min-width:0;display:block}
  .ctable thead{display:none}
  .ctable tbody,.ctable tr,.ctable td{display:block;width:100%}
  .ctable tbody tr{
    background:#fff;border:1px solid var(--line);border-radius:14px;
    padding:8px 16px 12px;margin-bottom:12px;
  }
  .ctable tbody tr:nth-child(even){background:#fff}
  .ctable td{border-bottom:1px dashed var(--line);padding:12px 0}
  .ctable td:last-child{border-bottom:none}
  .ctable td:first-child{width:auto;font-size:16px}
  .ctable td::before{
    content:attr(data-label);display:block;margin-bottom:4px;
    font-size:12px;letter-spacing:.08em;color:var(--t3);font-weight:400;
  }
  .footer-grid{grid-template-columns:1fr;gap:28px}
  .footer-col:last-child{order:-1}
  .steps{grid-template-columns:1fr}
  .steps .step{display:grid;grid-template-columns:56px 1fr;grid-template-rows:auto auto;column-gap:12px}
  .steps .step__num{grid-row:1 / 3;align-self:start}
  .acc-head{padding:16px 18px}
  .acc-body__inner{padding:0 18px 16px 22px}
}
@media (max-width:480px){
  .hero__meta{gap:8px}
  .hero__meta li{font-size:12px;padding:5px 11px}
  .logo__sub{letter-spacing:.08em}
  .cta-band h2{font-size:19px}
}
@media (prefers-reduced-motion:reduce){
  *{animation:none !important;transition:none !important}
  .card:hover,.step:hover,.split__media:hover img,.card:hover .card__media img{transform:none}
}

/* roulang page: category4 */
:root{
  --brand:#C8F23C;
  --accent:#7C4DFF;
  --warm:#FF7A45;
  --ink:#0E0D14;
  --ink-2:#16151F;
  --line-dark:rgba(255,255,255,.10);
  --paper:#F7F5F0;
  --card:#FFFFFF;
  --line:#E6E1D6;
  --txt-dark:#F2F0EA;
  --txt-dark-2:#A8A4B8;
  --txt:#1B1A22;
  --txt-2:#5A5766;
  --txt-3:#8B8794;
  --r-card:16px;
  --r-btn:12px;
  --r-input:10px;
  --r-pill:999px;
  --r-lg:20px;
  --sh:0 1px 2px rgba(14,13,20,.06),0 12px 32px -12px rgba(14,13,20,.18);
  --sh-hover:0 2px 4px rgba(14,13,20,.08),0 20px 42px -14px rgba(14,13,20,.26);
  --ease:cubic-bezier(.2,.7,.3,1);
  --font:system-ui,-apple-system,"PingFang SC","Microsoft YaHei","Source Han Sans SC","Noto Sans SC",sans-serif;
}
*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%}
body{
  margin:0;
  font-family:var(--font);
  font-size:16px;
  line-height:1.9;
  color:var(--txt);
  background:var(--paper);
  -webkit-font-smoothing:antialiased;
  font-variant-numeric:tabular-nums;
}
h1,h2,h3,h4{margin:0;font-weight:800;letter-spacing:-.01em;line-height:1.35}
p{margin:0}
ul,ol{margin:0;padding:0;list-style:none}
a{color:inherit;text-decoration:none}
img{max-width:100%;display:block}
button{font:inherit;color:inherit;background:none;border:none;cursor:pointer}
:focus-visible{outline:2px solid var(--accent);outline-offset:2px;border-radius:6px}
.container{width:100%;max-width:1200px;margin:0 auto;padding:0 24px}

/* ============ header / nav ============ */
.site-header{
  position:sticky;top:0;z-index:60;
  background:rgba(14,13,20,.88);
  backdrop-filter:blur(8px);
  -webkit-backdrop-filter:blur(8px);
  border-bottom:1px solid var(--line-dark);
  transition:background .22s var(--ease),box-shadow .22s var(--ease),border-color .22s var(--ease);
}
.site-header.is-scrolled{
  background:rgba(14,13,20,.96);
  border-bottom-color:rgba(255,255,255,.14);
  box-shadow:0 18px 40px -26px rgba(0,0,0,.9);
}
.nav{display:flex;align-items:center;gap:28px;min-height:72px}
.logo{display:inline-flex;align-items:center;gap:10px;flex-shrink:0}
.logo__mark{
  width:40px;height:40px;border-radius:12px;display:grid;place-items:center;
  background:var(--brand);color:#10130A;font-weight:800;font-size:15px;letter-spacing:.02em;
}
.logo__text{display:flex;flex-direction:column;line-height:1.15}
.logo__name{font-size:17px;font-weight:800;letter-spacing:-.02em;color:var(--txt-dark)}
.logo__sub{font-size:11px;color:var(--txt-dark-2);letter-spacing:.06em}
.nav__menu{display:flex;align-items:center;gap:28px;margin-left:auto}
.nav__link{
  position:relative;display:inline-block;padding:6px 0;
  font-size:14.5px;color:var(--txt-dark-2);transition:color .2s var(--ease);
}
.nav__link::after{
  content:"";position:absolute;left:0;right:0;bottom:0;height:2px;border-radius:2px;
  background:var(--brand);transform:scaleX(0);transform-origin:left center;
  transition:transform .22s var(--ease);
}
.nav__link:hover{color:var(--brand)}
.nav__link:hover::after{transform:scaleX(1)}
.nav__link.is-active{color:var(--brand);font-weight:700}
.nav__link.is-active::after{transform:scaleX(1)}
.nav__cta{flex-shrink:0}
.nav-toggle{
  display:none;width:42px;height:42px;border-radius:12px;border:1px solid var(--line-dark);
  align-items:center;justify-content:center;margin-left:auto;
}
.nav-toggle span{position:relative;display:block;width:18px;height:2px;border-radius:2px;background:var(--txt-dark);transition:background .2s}
.nav-toggle span::before,.nav-toggle span::after{
  content:"";position:absolute;left:0;width:18px;height:2px;border-radius:2px;background:var(--txt-dark);
  transition:transform .22s var(--ease);
}
.nav-toggle span::before{top:-6px}
.nav-toggle span::after{top:6px}

/* ============ buttons ============ */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  height:48px;padding:0 24px;border-radius:var(--r-btn);
  font-size:15px;font-weight:600;letter-spacing:.01em;
  border:1.5px solid transparent;cursor:pointer;
  transition:transform .2s var(--ease),background-color .2s var(--ease),color .2s var(--ease),border-color .2s var(--ease),box-shadow .2s var(--ease);
}
.btn--primary{background:var(--brand);color:#10130A}
.btn--primary:hover{background:#D4F65E;transform:translateY(-1px);box-shadow:0 12px 26px -14px rgba(200,242,60,.85)}
.btn--primary:active{transform:translateY(0)}
.btn--outline{border-color:var(--line);background:transparent;color:var(--txt)}
.btn--outline:hover{background:rgba(200,242,60,.14);border-color:var(--brand)}
.btn--outline-light{border-color:rgba(255,255,255,.24);background:transparent;color:var(--txt-dark)}
.btn--outline-light:hover{background:rgba(200,242,60,.12);border-color:var(--brand);color:var(--brand)}
.btn--lg{height:52px;padding:0 28px}
.btn[disabled]{opacity:.45;cursor:not-allowed;transform:none;box-shadow:none}

/* ============ hero ============ */
.hero{
  position:relative;overflow:hidden;background:var(--ink);color:var(--txt-dark);
  padding:64px 0 72px;
}
.hero__bg{
  position:absolute;inset:0;
  background:url(/assets/images/backpic/back-2.png) center/cover no-repeat;
  opacity:.42;
}
.hero__mask{
  position:absolute;inset:0;
  background:linear-gradient(115deg,rgba(14,13,20,.96) 0%,rgba(14,13,20,.86) 48%,rgba(14,13,20,.62) 100%);
}
.hero__glow{
  position:absolute;width:420px;height:420px;border-radius:50%;pointer-events:none;
  background:radial-gradient(circle,rgba(124,77,255,.32),transparent 68%);
  top:-140px;right:-80px;filter:blur(6px);
}
.hero__glow2{
  position:absolute;width:320px;height:320px;border-radius:50%;pointer-events:none;
  background:radial-gradient(circle,rgba(200,242,60,.18),transparent 70%);
  bottom:-160px;left:-60px;filter:blur(6px);
}
.hero .container{position:relative;z-index:2}
.breadcrumb{display:flex;flex-wrap:wrap;align-items:center;gap:8px;font-size:13px;color:var(--txt-dark-2);margin-bottom:26px}
.breadcrumb a{color:var(--txt-dark-2);transition:color .2s var(--ease)}
.breadcrumb a:hover{color:var(--brand)}
.breadcrumb span.sep{color:rgba(255,255,255,.28)}
.breadcrumb .current{color:var(--txt-dark)}
.hero__badge{
  display:inline-flex;align-items:center;gap:8px;height:30px;padding:0 14px;border-radius:var(--r-pill);
  background:rgba(200,242,60,.14);color:var(--brand);font-size:12.5px;font-weight:600;letter-spacing:.04em;
}
.hero__title{
  margin:20px 0 0;font-size:40px;line-height:1.32;color:var(--txt-dark);max-width:900px;
}
.hero__title em{font-style:normal;color:var(--brand)}
.hero__lead{
  margin-top:18px;max-width:720px;font-size:16.5px;color:var(--txt-dark-2);line-height:1.9;
}
.hero__actions{display:flex;flex-wrap:wrap;gap:14px;margin-top:32px}
.hero__tags{display:flex;flex-wrap:wrap;gap:10px;margin-top:28px}
.tag{
  display:inline-flex;align-items:center;height:30px;padding:0 14px;border-radius:var(--r-pill);
  border:1px solid var(--line-dark);background:rgba(255,255,255,.04);
  font-size:13px;color:var(--txt-dark-2);
}
.tag i{color:var(--brand);font-size:12px;margin-right:6px}

/* ============ section base ============ */
.section{padding:96px 0}
.section--paper{background:var(--paper)}
.section--white{background:#fff}
.section--dark{background:var(--ink);color:var(--txt-dark)}
.section--tight{padding-top:64px}
.section-head{max-width:780px;margin-bottom:44px}
.section-head .eyebrow{
  display:inline-block;font-size:12.5px;font-weight:700;letter-spacing:.14em;
  color:var(--accent);text-transform:uppercase;margin-bottom:12px;
}
.section-head h2{
  position:relative;padding-left:16px;font-size:30px;color:var(--txt);
}
.section-head h2::before{
  content:"";position:absolute;left:0;top:.18em;bottom:.18em;width:4px;border-radius:4px;background:var(--accent);
}
.section-head p{margin-top:16px;font-size:16px;color:var(--txt-2)}
.section-head--light h2{color:var(--txt-dark)}
.section-head--light h2::before{background:var(--brand)}
.section-head--light .eyebrow{color:var(--brand)}
.section-head--light p{color:var(--txt-dark-2)}

/* ============ intro points ============ */
.intro-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:20px}
.point{
  background:var(--card);border:1px solid var(--line);border-radius:var(--r-card);
  padding:24px;box-shadow:var(--sh);
  transition:transform .22s var(--ease),box-shadow .22s var(--ease),border-color .22s var(--ease);
}
.point:hover{transform:translateY(-4px);box-shadow:var(--sh-hover);border-color:#DCD5C6}
.point__num{
  display:inline-grid;place-items:center;width:36px;height:36px;border-radius:10px;
  background:rgba(124,77,255,.08);color:var(--accent);font-weight:800;font-size:14px;margin-bottom:16px;
}
.point h3{font-size:18px;margin-bottom:10px}
.point p{font-size:15px;color:var(--txt-2)}

/* ============ timeline ============ */
.timeline{position:relative;padding-left:0}
.timeline::before{
  content:"";position:absolute;left:19px;top:14px;bottom:14px;width:2px;border-radius:2px;
  background:linear-gradient(180deg,var(--brand) 0%,rgba(200,242,60,.28) 55%,rgba(124,77,255,.22) 100%);
}
.tl-item{position:relative;padding-left:68px;margin-bottom:20px}
.tl-item:last-child{margin-bottom:0}
.tl-dot{
  position:absolute;left:0;top:14px;width:40px;height:40px;border-radius:50%;
  display:grid;place-items:center;font-size:13.5px;font-weight:800;
  background:var(--ink);color:var(--brand);border:2px solid var(--brand);
  transition:transform .22s var(--ease);
}
.tl-item:nth-child(even) .tl-dot{color:var(--warm);border-color:var(--warm)}
.tl-panel{
  background:var(--card);border:1px solid var(--line);border-radius:var(--r-card);
  box-shadow:var(--sh);overflow:hidden;
  transition:box-shadow .22s var(--ease),border-color .22s var(--ease);
}
.tl-panel[open]{border-color:#DBD4C4;box-shadow:var(--sh-hover)}
.tl-panel[open] .tl-dot{transform:scale(1.06)}
.tl-summary{
  display:flex;align-items:flex-start;gap:16px;padding:20px 22px;cursor:pointer;list-style:none;
}
.tl-summary::-webkit-details-marker{display:none}
.tl-summary__txt{flex:1;min-width:0}
.tl-summary__txt h3{font-size:19px;margin-bottom:6px}
.tl-summary__txt p{font-size:14.5px;color:var(--txt-2);line-height:1.8}
.tl-icon{
  flex-shrink:0;width:28px;height:28px;border-radius:50%;display:grid;place-items:center;
  background:rgba(200,242,60,.18);color:#5E7A05;font-size:15px;font-weight:800;line-height:1;
  transition:transform .22s var(--ease),background-color .22s var(--ease);
}
.tl-panel[open] .tl-icon{transform:rotate(45deg);background:rgba(200,242,60,.34)}
.tl-body{padding:0 22px 22px 22px;border-top:1px solid var(--line);margin-top:0}
.tl-panel[open] .tl-body{padding-top:18px}
.tl-body p{font-size:15px;color:var(--txt-2);margin-bottom:12px}
.tl-body p:last-child{margin-bottom:0}
.tl-body strong{color:var(--txt);font-weight:700}

/* ============ quick find (image + list) ============ */
.quick-wrap{display:grid;grid-template-columns:minmax(0,5fr) minmax(0,6fr);gap:44px;align-items:center}
.quick-figure{
  position:relative;border-radius:var(--r-lg);overflow:hidden;background:var(--ink-2);
  box-shadow:var(--sh);
}
.quick-figure img{width:100%;aspect-ratio:4/3;object-fit:cover;transition:transform .24s var(--ease)}
.quick-figure:hover img{transform:scale(1.03)}
.quick-figure::after{
  content:"";position:absolute;inset:0;
  background:linear-gradient(180deg,rgba(14,13,20,0) 42%,rgba(14,13,20,.72) 100%);
}
.quick-figure figcaption{
  position:absolute;left:20px;right:20px;bottom:18px;z-index:2;
  font-size:13px;color:rgba(242,240,234,.86);line-height:1.7;
}
.quick-list{display:grid;gap:14px}
.quick-item{
  display:flex;gap:16px;padding:18px 20px;background:var(--card);
  border:1px solid var(--line);border-radius:var(--r-card);box-shadow:var(--sh);
  transition:transform .22s var(--ease),box-shadow .22s var(--ease),border-color .22s var(--ease);
}
.quick-item:hover{transform:translateY(-4px);box-shadow:var(--sh-hover);border-color:#DCD5C6}
.quick-item__ico{
  flex-shrink:0;width:38px;height:38px;border-radius:11px;display:grid;place-items:center;
  background:rgba(124,77,255,.08);color:var(--accent);font-size:15px;
}
.quick-item h3{font-size:16.5px;margin-bottom:6px}
.quick-item p{font-size:14.5px;color:var(--txt-2);line-height:1.8}

/* ============ checklist (dark) ============ */
.checklist{display:grid;grid-template-columns:repeat(2,1fr);gap:14px}
.checklist li{
  display:flex;align-items:flex-start;gap:14px;padding:18px 20px;
  background:var(--ink-2);border:1px solid var(--line-dark);border-radius:var(--r-card);
  transition:border-color .22s var(--ease),transform .22s var(--ease);
}
.checklist li:hover{border-color:rgba(200,242,60,.45);transform:translateY(-3px)}
.checklist i{color:var(--brand);font-size:16px;margin-top:5px}
.checklist span{font-size:15px;color:var(--txt-dark-2);line-height:1.85}
.checklist b{display:block;color:var(--txt-dark);font-size:15.5px;font-weight:700;margin-bottom:2px}

/* ============ faq ============ */
.faq{display:grid;gap:12px;max-width:920px}
.faq-item{
  background:var(--card);border:1px solid var(--line);border-radius:var(--r-card);
  overflow:hidden;transition:border-color .22s var(--ease),box-shadow .22s var(--ease);
}
.faq-item[open]{border-color:#DBD4C4;box-shadow:var(--sh)}
.faq-q{
  display:flex;align-items:center;gap:16px;padding:20px 22px;cursor:pointer;list-style:none;
  font-size:16px;font-weight:700;color:var(--txt);
}
.faq-q::-webkit-details-marker{display:none}
.faq-q span{flex:1}
.faq-sign{
  flex-shrink:0;width:26px;height:26px;border-radius:8px;display:grid;place-items:center;
  background:rgba(200,242,60,.2);color:#55700A;font-size:15px;font-weight:800;line-height:1;
  transition:transform .22s var(--ease);
}
.faq-item[open] .faq-sign{transform:rotate(45deg)}
.faq-a{
  position:relative;padding:16px 22px 20px 22px;border-top:1px solid var(--line);
  font-size:15px;color:var(--txt-2);line-height:1.9;
}
.faq-a::before{
  content:"";position:absolute;left:0;top:16px;bottom:20px;width:4px;border-radius:0 4px 4px 0;background:var(--brand);
}
.faq-a{padding-left:26px}

/* ============ CTA band ============ */
.cta-band{
  position:relative;overflow:hidden;background:var(--ink);border-radius:var(--r-lg);
  padding:56px 48px;color:var(--txt-dark);
  border:1px solid rgba(200,242,60,.28);
}
.cta-band::before{
  content:"";position:absolute;right:-120px;top:-120px;width:360px;height:360px;border-radius:50%;
  background:radial-gradient(circle,rgba(124,77,255,.34),transparent 68%);
}
.cta-band__inner{position:relative;z-index:2;display:flex;align-items:center;justify-content:space-between;gap:36px;flex-wrap:wrap}
.cta-band h2{font-size:28px;color:var(--txt-dark);max-width:560px}
.cta-band p{margin-top:12px;font-size:15.5px;color:var(--txt-dark-2);max-width:600px}
.cta-band__actions{display:flex;flex-wrap:wrap;gap:14px}

/* ============ footer ============ */
.site-footer{background:var(--ink);color:var(--txt-dark-2);padding:72px 0 32px;border-top:1px solid var(--line-dark)}
.footer-grid{display:grid;grid-template-columns:1.6fr 1fr 1fr 1.2fr;gap:40px}
.footer-brand p{margin-top:18px;font-size:14px;line-height:1.9;color:var(--txt-dark-2);max-width:340px}
.footer-col h4{font-size:15px;color:var(--txt-dark);margin-bottom:18px;font-weight:700}
.footer-col ul{display:grid;gap:12px}
.footer-col a{font-size:14px;color:var(--txt-dark-2);display:inline-block;transition:color .2s var(--ease),transform .2s var(--ease)}
.footer-col a:hover{color:var(--brand);transform:translateX(2px)}
.footer-contact li{display:flex;gap:12px;font-size:14px;line-height:1.8}
.footer-contact b{color:var(--txt-dark);font-weight:700;flex-shrink:0}
.footer-bottom{
  margin-top:52px;padding-top:22px;border-top:1px solid var(--line-dark);
  display:flex;justify-content:space-between;gap:16px;flex-wrap:wrap;font-size:13px;color:var(--txt-dark-2);
}

/* ============ drawer ============ */
.drawer-mask{
  position:fixed;inset:0;background:rgba(6,6,10,.6);z-index:80;
  opacity:0;pointer-events:none;transition:opacity .2s var(--ease);
}
.drawer-mask.is-open{opacity:1;pointer-events:auto}
.drawer{
  position:fixed;top:0;right:0;bottom:0;width:280px;z-index:90;background:var(--ink);
  transform:translateX(100%);transition:transform .2s var(--ease);
  display:flex;flex-direction:column;border-left:1px solid var(--line-dark);
}
.drawer.is-open{transform:translateX(0)}
.drawer__head{display:flex;align-items:center;justify-content:space-between;padding:16px 18px;border-bottom:1px solid var(--line-dark)}
.drawer__close{width:36px;height:36px;border-radius:10px;border:1px solid var(--line-dark);color:var(--txt-dark);display:grid;place-items:center}
.drawer__nav{padding:10px 0;flex:1}
.drawer__nav a{
  display:flex;align-items:center;height:52px;padding:0 20px;font-size:15px;color:var(--txt-dark-2);
  border-left:3px solid transparent;transition:background-color .2s var(--ease),color .2s var(--ease),border-color .2s var(--ease);
}
.drawer__nav a:hover{background:rgba(255,255,255,.04);color:var(--brand)}
.drawer__nav a.is-active{color:var(--brand);font-weight:700;border-left-color:var(--brand);background:rgba(200,242,60,.06)}
.drawer__foot{padding:16px 18px;border-top:1px solid var(--line-dark)}
.drawer__foot .btn{width:100%}
body.is-locked{overflow:hidden}

/* ============ responsive ============ */
@media (max-width:1024px){
  .nav__menu,.nav__cta{display:none}
  .nav-toggle{display:flex}
  .section{padding:72px 0}
  .intro-grid{grid-template-columns:repeat(2,1fr)}
  .quick-wrap{grid-template-columns:1fr;gap:32px}
  .footer-grid{grid-template-columns:1fr 1fr;gap:36px}
}
@media (max-width:768px){
  .container{padding:0 20px}
  .hero{padding:44px 0 56px}
  .hero__title{font-size:28px}
  .hero__lead{font-size:15.5px}
  .section{padding:56px 0}
  .section-head h2{font-size:22px}
  .section-head{margin-bottom:32px}
  .intro-grid{grid-template-columns:1fr}
  .checklist{grid-template-columns:1fr}
  .timeline::before{left:15px}
  .tl-item{padding-left:50px}
  .tl-dot{width:32px;height:32px;font-size:12px}
  .tl-summary{padding:16px 18px}
  .tl-summary__txt h3{font-size:17px}
  .tl-body{padding:0 18px 18px}
  .cta-band{padding:36px 24px}
  .cta-band h2{font-size:22px}
  .cta-band__actions{width:100%}
  .cta-band__actions .btn{flex:1 1 100%}
  .footer-grid{grid-template-columns:1fr;gap:32px}
  .footer-contact{order:-1}
  .footer-bottom{flex-direction:column;gap:8px}
}
@media (max-width:520px){
  .hero__actions .btn{width:100%}
  .hero__tags{gap:8px}
  .faq-q{font-size:15px;padding:16px 16px}
  .faq-a{padding:14px 16px 18px 22px}
  .quick-item{padding:16px}
  .logo__sub{display:none}
}
@media (prefers-reduced-motion:reduce){
  *{transition-duration:.01ms !important;animation-duration:.01ms !important}
  .point:hover,.quick-item:hover,.checklist li:hover{transform:none}
}