/* roulang page: index */
:root{
  --ink:#14161A;
  --ink-2:#1D2026;
  --ink-3:#2A2E35;
  --graphite:#3A3F46;
  --muted:#6B7280;
  --lime:#C6F24E;
  --lime-deep:#AFDC33;
  --lime-soft:rgba(198,242,78,.12);
  --coral:#FF5C39;
  --coral-ink:#C43F22;
  --bg:#F5F3EE;
  --bg-2:#FBFAF6;
  --card:#FFFFFF;
  --line:#E3E0D8;
  --line-2:#CFCBC1;
  --ph:#E9E6DE;
  --radius-card:14px;
  --radius-btn:10px;
  --radius-img:12px;
  --shadow-1:0 1px 2px rgba(20,22,26,.04),0 8px 24px -12px rgba(20,22,26,.10);
  --shadow-2:0 2px 4px rgba(20,22,26,.06),0 18px 40px -18px rgba(20,22,26,.18);
  --sidebar-w:236px;
  --font-num:"Bahnschrift","DIN Alternate","HarmonyOS Sans SC",ui-monospace,"SFMono-Regular",Menlo,monospace;
  --bs-primary:#C6F24E;
  --bs-body-color:#3A3F46;
  --bs-body-bg:#F5F3EE;
  --bs-border-color:#E3E0D8;
  --bs-border-radius:14px;
  --bs-link-color:#14161A;
  --bs-link-hover-color:#C43F22;
  --bs-font-sans-serif:"PingFang SC","Hiragino Sans GB","Microsoft YaHei","Source Han Sans SC",system-ui,sans-serif;
}
*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%}
body{
  margin:0;
  font-family:"PingFang SC","Hiragino Sans GB","Microsoft YaHei","Source Han Sans SC",system-ui,sans-serif;
  font-size:16px;
  line-height:1.8;
  color:var(--graphite);
  background:var(--bg);
  -webkit-font-smoothing:antialiased;
}
h1,h2,h3,h4,p,ul,ol,figure{margin:0}
ul,ol{padding:0;list-style:none}
img{max-width:100%;display:block}
a{color:var(--ink);text-decoration:none;transition:color .2s ease}
a:hover{color:var(--coral-ink)}
button{font-family:inherit}
:focus-visible{outline:2px solid var(--ink);outline-offset:2px}

/* ---------- 侧栏 ---------- */
.sidebar{
  position:fixed;top:0;left:0;bottom:0;
  width:var(--sidebar-w);
  background:var(--ink);
  color:#fff;
  display:flex;flex-direction:column;
  padding:28px 18px 22px;
  z-index:1040;
  transform:translateX(-100%);
  transition:transform .3s ease;
  overflow-y:auto;
}
.sidebar::-webkit-scrollbar{width:0}
.brand{display:block;padding:0 6px 18px;border-bottom:1px solid rgba(255,255,255,.09)}
.brand-main{display:block;font-size:20px;font-weight:700;letter-spacing:.16em;color:#fff;line-height:1.3}
.brand-sub{display:block;font-size:11px;letter-spacing:.16em;color:#9AA0A8;margin-top:6px}
.brand-bar{width:34px;height:2px;background:var(--lime);margin-top:12px}
.side-nav{margin-top:20px;display:flex;flex-direction:column;gap:4px;flex:1}
.side-nav a{
  display:flex;align-items:center;gap:11px;
  min-height:44px;
  padding:0 12px 0 14px;
  border-left:3px solid transparent;
  border-radius:0 9px 9px 0;
  color:#9AA0A8;
  font-size:14px;
  line-height:1.4;
  transition:background .2s ease,color .2s ease,border-color .2s ease;
}
.side-nav a svg{flex:0 0 auto;opacity:.9}
.side-nav a:hover{color:#fff;background:rgba(255,255,255,.05);border-left-color:rgba(198,242,78,.45)}
.side-nav a.active{color:#fff;background:rgba(198,242,78,.10);border-left-color:var(--lime);font-weight:600}
.side-foot{padding-top:16px;border-top:1px solid rgba(255,255,255,.09);font-size:11px;line-height:1.7;color:#8A9099}
.side-foot a{color:#B9BEC6}
.side-foot a:hover{color:var(--lime)}
.side-foot p + p{margin-top:6px}

.drawer-mask{
  position:fixed;inset:0;background:rgba(20,22,26,.45);
  opacity:0;visibility:hidden;transition:opacity .3s ease,visibility .3s ease;
  z-index:1035;
}
body.drawer-open .sidebar{transform:translateX(0)}
body.drawer-open .drawer-mask{opacity:1;visibility:visible}

.mobile-bar{
  position:fixed;top:0;left:0;right:0;height:56px;
  background:var(--ink);color:#fff;
  display:flex;align-items:center;justify-content:space-between;
  padding:0 18px;z-index:1030;
  border-bottom:1px solid rgba(255,255,255,.08);
}
.mb-brand{color:#fff;font-size:15px;font-weight:700;letter-spacing:.08em;display:flex;align-items:center;gap:8px}
.mb-brand::before{content:"";width:8px;height:8px;background:var(--lime);border-radius:2px;display:inline-block}
.mb-brand:hover{color:#fff}
.mb-btn{
  width:44px;height:44px;border:0;background:transparent;
  display:flex;flex-direction:column;justify-content:center;align-items:flex-end;gap:5px;
  cursor:pointer;padding:0 0 0 8px;
}
.mb-btn span{display:block;height:2px;background:#fff;border-radius:2px}
.mb-btn span:nth-child(1){width:20px}
.mb-btn span:nth-child(2){width:14px;background:var(--lime)}
.mb-btn span:nth-child(3){width:20px}

/* ---------- 主区 ---------- */
.main{margin-left:0;min-height:100vh;padding-top:56px}
.container-x{width:100%;max-width:1180px;margin:0 auto;padding:0 18px}

.toolbar{
  position:sticky;top:0;z-index:20;
  height:44px;display:flex;align-items:center;justify-content:space-between;gap:16px;
  background:var(--bg);
  border-bottom:1px solid var(--line);
  padding:0 18px;
}
.crumb{display:flex;align-items:center;gap:8px;font-size:13px;color:var(--muted);white-space:nowrap;overflow:hidden}
.crumb a{color:var(--muted)}
.crumb a:hover{color:var(--ink)}
.crumb .sep{color:var(--line-2)}
.crumb .cur{color:var(--ink);font-weight:600}
.toolbar-tag{
  font-size:12px;letter-spacing:.08em;color:var(--graphite);
  background:var(--lime-soft);border:1px solid rgba(198,242,78,.5);
  border-radius:999px;padding:3px 12px;white-space:nowrap;
}

.section{padding:48px 0}
.section-head{max-width:720px;margin-bottom:28px}
.eyebrow{
  display:inline-flex;align-items:center;gap:8px;
  font-size:12px;letter-spacing:.12em;color:var(--muted);
  text-transform:uppercase;margin-bottom:12px;
}
.eyebrow::before{content:"";width:22px;height:2px;background:var(--lime);display:block}
h1{font-size:clamp(30px,4.2vw,46px);line-height:1.16;letter-spacing:-.02em;color:var(--ink);font-weight:700}
h2{font-size:clamp(22px,2.6vw,30px);line-height:1.32;color:var(--ink);font-weight:700;letter-spacing:-.01em}
h3{font-size:18px;line-height:1.5;color:var(--ink);font-weight:600}
.lead{font-size:16px;color:var(--muted);line-height:1.85;margin-top:14px}
.section-head-row{display:flex;align-items:flex-end;justify-content:space-between;gap:20px;flex-wrap:wrap}

/* ---------- 按钮 ---------- */
.btn-lime,.btn-ghost,.btn-dark{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  min-height:46px;padding:0 24px;
  border-radius:var(--radius-btn);
  font-size:15px;font-weight:700;
  border:1px solid transparent;
  cursor:pointer;
  transition:transform .2s ease,box-shadow .2s ease,background .2s ease,border-color .2s ease,color .2s ease;
  position:relative;overflow:hidden;
}
.btn-lime{background:var(--lime);color:var(--ink);box-shadow:var(--shadow-1)}
.btn-lime:hover{background:var(--lime-deep);color:var(--ink);transform:translateY(-2px);box-shadow:var(--shadow-2)}
.btn-lime:active{transform:translateY(0)}
.btn-ghost{background:transparent;color:var(--ink);border-color:var(--ink)}
.btn-ghost:hover{background:var(--lime-soft);color:var(--ink);transform:translateY(-2px)}
.btn-dark{background:var(--ink);color:#fff;border-color:var(--ink)}
.btn-dark:hover{background:var(--ink-3);color:#fff;transform:translateY(-2px);box-shadow:var(--shadow-2)}
.btn-lime::before{
  content:"";position:absolute;top:0;left:0;width:12px;height:12px;
  background:rgba(20,22,26,.16);transform:skewX(-20deg);opacity:0;transition:opacity .2s ease;
}
.btn-lime:hover::before{opacity:1}
.text-link{
  display:inline-flex;align-items:center;gap:6px;
  font-size:14px;font-weight:600;color:var(--ink);
  border-bottom:2px solid var(--lime);padding-bottom:2px;
  transition:color .2s ease,border-color .2s ease;
}
.text-link:hover{color:var(--coral-ink);border-bottom-color:var(--coral)}
.badge-soft{
  display:inline-flex;align-items:center;
  font-size:12px;letter-spacing:.04em;
  padding:4px 11px;border-radius:999px;
  background:var(--lime-soft);color:var(--ink);
  border:1px solid rgba(198,242,78,.55);
  white-space:nowrap;
}
.badge-coral{
  display:inline-flex;align-items:center;
  font-size:12px;padding:4px 11px;border-radius:999px;
  background:rgba(255,92,57,.10);color:var(--coral-ink);
}

/* ---------- Hero ---------- */
.hero{
  position:relative;overflow:hidden;
  background:linear-gradient(165deg,#F8F7F2 0%,#F1EEE5 100%);
  border-bottom:1px solid var(--line);
  padding:44px 0 56px;
}
.hero::before{
  content:"";position:absolute;top:-70px;right:-120px;width:560px;height:150px;
  background:rgba(198,242,78,.20);transform:rotate(-7deg);pointer-events:none;
}
.hero::after{
  content:"";position:absolute;left:-40px;bottom:-60px;width:300px;height:300px;
  background-image:radial-gradient(rgba(20,22,26,.16) 1px,transparent 1px);
  background-size:16px 16px;opacity:.35;pointer-events:none;
}
.hero-grid{position:relative;z-index:1;display:grid;grid-template-columns:1fr;gap:32px}
.hero-copy h1{max-width:18em}
.hero-sub{font-size:16px;line-height:1.85;color:var(--muted);margin-top:18px;max-width:34em}
.hero-actions{display:flex;flex-wrap:wrap;gap:12px;margin-top:26px}
.metrics{display:flex;flex-wrap:wrap;gap:28px;margin-top:32px;padding-top:22px;border-top:1px solid var(--line-2)}
.metric-num{display:block;font-family:var(--font-num);font-size:26px;font-weight:700;color:var(--ink);line-height:1.1;letter-spacing:.01em}
.metric-label{display:block;font-size:12px;color:var(--muted);letter-spacing:.06em;margin-top:6px}
.hero-figure{position:relative;border-radius:var(--radius-img);overflow:hidden;aspect-ratio:16/11;box-shadow:var(--shadow-2);background:var(--ph)}
.hero-figure img{width:100%;height:100%;object-fit:cover}
.hero-figure::after{
  content:"";position:absolute;inset:0;
  background:linear-gradient(180deg,rgba(20,22,26,.20) 0%,rgba(20,22,26,.55) 100%);
}
.float-card{
  position:absolute;left:16px;bottom:16px;z-index:2;
  background:#fff;border-radius:12px;padding:12px 16px 12px 15px;
  border-left:3px solid var(--lime);box-shadow:var(--shadow-2);
  min-width:170px;
}
.float-num{font-family:var(--font-num);font-size:26px;font-weight:700;color:var(--ink);line-height:1.1}
.float-text{font-size:12px;color:var(--muted);margin-top:4px;line-height:1.5}

/* ---------- 三步 ---------- */
.steps{display:grid;grid-template-columns:1fr;gap:18px;margin-top:8px}
.step{
  position:relative;background:var(--card);border:1px solid var(--line);
  border-radius:var(--radius-card);padding:26px 22px;box-shadow:var(--shadow-1);
  transition:transform .25s ease,box-shadow .25s ease,border-color .25s ease;
}
.step:hover{transform:translateY(-3px);box-shadow:var(--shadow-2);border-color:rgba(198,242,78,.6)}
.step-num{
  font-family:var(--font-num);font-size:40px;line-height:1;font-weight:700;
  color:transparent;-webkit-text-stroke:1.5px var(--line-2);
  display:block;margin-bottom:16px;letter-spacing:.02em;
}
.step h3{margin-bottom:8px;font-size:18px}
.step p{font-size:14px;color:var(--muted);line-height:1.8}

/* ---------- 证明 ---------- */
.proof{display:grid;grid-template-columns:1fr;gap:18px}
.proof-main{
  background:var(--card);border:1px solid var(--line);border-radius:var(--radius-card);
  overflow:hidden;box-shadow:var(--shadow-1);
  transition:transform .25s ease,box-shadow .25s ease;
}
.proof-main:hover{transform:translateY(-3px);box-shadow:var(--shadow-2)}
.proof-main figure{aspect-ratio:16/10;overflow:hidden;background:var(--ph)}
.proof-main img{width:100%;height:100%;object-fit:cover;transition:transform .4s ease}
.proof-main:hover img{transform:scale(1.03)}
.proof-main .pa{padding:22px}
.proof-main h3{margin-bottom:10px}
.proof-main p{font-size:14px;color:var(--muted);line-height:1.8}
.proof-stats{display:flex;flex-wrap:wrap;gap:22px;margin-top:18px;padding-top:16px;border-top:1px dashed var(--line-2)}
.proof-stat b{display:block;font-family:var(--font-num);font-size:20px;color:var(--ink);font-weight:700;line-height:1.2}
.proof-stat span{display:block;font-size:12px;color:var(--muted);margin-top:4px}
.proof-side{display:grid;grid-template-columns:1fr;gap:18px;align-content:start}
.proof-row{
  display:grid;grid-template-columns:84px 1fr;gap:16px;align-items:center;
  background:var(--card);border:1px solid var(--line);border-radius:var(--radius-card);
  padding:16px;box-shadow:var(--shadow-1);
  transition:transform .25s ease,box-shadow .25s ease,border-color .25s ease;
}
.proof-row:hover{transform:translateY(-3px);box-shadow:var(--shadow-2);border-color:rgba(198,242,78,.6)}
.proof-row img{width:84px;height:66px;object-fit:cover;border-radius:9px;background:var(--ph)}
.proof-row h3{font-size:15px;line-height:1.5;margin-bottom:6px}
.proof-row p{font-size:13px;color:var(--muted);line-height:1.65}
.proof-row .row-tags{display:flex;gap:6px;margin-top:8px;flex-wrap:wrap}

/* ---------- 数据条 ---------- */
.stat-band{
  background:var(--ink);color:#fff;border-radius:16px;
  padding:34px 24px;
  display:grid;grid-template-columns:repeat(2,1fr);gap:26px;
  position:relative;overflow:hidden;
}
.stat-band::before{
  content:"";position:absolute;top:-40px;right:-60px;width:280px;height:90px;
  background:rgba(198,242,78,.12);transform:rotate(-7deg);
}
.stat-item{position:relative;z-index:1}
.stat-item b{display:block;font-family:var(--font-num);font-size:clamp(26px,3vw,34px);color:var(--lime);line-height:1.1;font-weight:700}
.stat-item span{display:block;font-size:13px;color:#B9BEC6;margin-top:8px;letter-spacing:.04em}

/* ---------- 双栏说明 ---------- */
.split{display:grid;grid-template-columns:1fr;gap:26px}
.point-list{display:grid;gap:14px;margin-top:22px}
.point{
  display:grid;grid-template-columns:44px 1fr;gap:14px;
  background:var(--card);border:1px solid var(--line);border-radius:var(--radius-card);
  padding:16px 18px;box-shadow:var(--shadow-1);
  transition:border-color .2s ease,transform .2s ease;
}
.point:hover{border-color:rgba(198,242,78,.65);transform:translateX(2px)}
.point .pn{font-family:var(--font-num);font-size:15px;font-weight:700;color:var(--ink);background:var(--lime-soft);border-radius:8px;height:32px;display:flex;align-items:center;justify-content:center;align-self:start;letter-spacing:.02em}
.point h3{font-size:16px;margin-bottom:4px}
.point p{font-size:13.5px;color:var(--muted);line-height:1.7}
.side-panel{
  background:var(--bg-2);border:1px solid var(--line);border-radius:var(--radius-card);
  padding:24px;box-shadow:var(--shadow-1);
}
.side-panel h3{font-size:16px;margin-bottom:14px}
.side-panel ul{display:grid;gap:10px}
.side-panel li{font-size:14px;color:var(--graphite);padding-left:16px;position:relative;line-height:1.7}
.side-panel li::before{content:"";position:absolute;left:0;top:.72em;width:6px;height:6px;border-radius:2px;background:var(--lime)}
.side-panel .panel-note{font-size:12.5px;color:var(--muted);margin-top:16px;padding-top:14px;border-top:1px dashed var(--line-2);line-height:1.7}

/* ---------- 最新信息 ---------- */
.news-grid{display:grid;grid-template-columns:1fr;gap:18px}
.news-card{
  background:var(--card);border:1px solid var(--line);border-radius:var(--radius-card);
  overflow:hidden;box-shadow:var(--shadow-1);display:flex;flex-direction:column;
  transition:transform .25s ease,box-shadow .25s ease,border-color .25s ease;
}
.news-card:hover{transform:translateY(-3px);box-shadow:var(--shadow-2);border-color:rgba(198,242,78,.6)}
.news-thumb{display:block;aspect-ratio:16/10;overflow:hidden;background:var(--ph)}
.news-thumb img{width:100%;height:100%;object-fit:cover;transition:transform .35s ease}
.news-card:hover .news-thumb img{transform:scale(1.03)}
.news-body{padding:18px 20px 20px;display:flex;flex-direction:column;flex:1}
.news-title{margin:12px 0 8px;font-size:17px;line-height:1.55}
.news-title a{color:var(--ink)}
.news-title a:hover{color:var(--coral-ink)}
.news-desc{
  font-size:14px;color:var(--muted);line-height:1.75;
  display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;
}
.news-foot{
  margin-top:auto;padding-top:14px;border-top:1px dashed var(--line-2);
  display:flex;align-items:center;justify-content:space-between;gap:12px;
  font-size:12px;color:var(--muted);
}
.news-foot a{font-weight:600;font-size:13px;color:var(--ink);border-bottom:2px solid var(--lime);padding-bottom:1px}
.news-foot a:hover{color:var(--coral-ink);border-bottom-color:var(--coral)}
.empty-box{
  border:1px dashed var(--line-2);border-radius:var(--radius-card);
  min-height:140px;display:flex;flex-direction:column;align-items:center;justify-content:center;gap:14px;
  background:var(--bg-2);text-align:center;padding:24px;
}
.empty-box p{font-size:14px;color:var(--muted)}

/* ---------- FAQ ---------- */
.faq-wrap{max-width:760px}
.faq .accordion-item{
  background:var(--card);border:1px solid var(--line);border-radius:var(--radius-card);
  margin-bottom:12px;overflow:hidden;box-shadow:var(--shadow-1);
}
.faq .accordion-item:last-child{margin-bottom:0}
.faq .accordion-button{
  font-size:16.5px;font-weight:600;color:var(--ink);
  background:var(--card);padding:18px 52px 18px 20px;
  box-shadow:none;line-height:1.6;
}
.faq .accordion-button:not(.collapsed){background:var(--bg-2);color:var(--ink);box-shadow:none}
.faq .accordion-button:focus{box-shadow:none;outline:2px solid var(--ink);outline-offset:-3px}
.faq .accordion-button::after{
  width:11px;height:11px;background-image:none;
  border-right:2px solid var(--graphite);border-bottom:2px solid var(--graphite);
  transform:rotate(45deg);margin-right:4px;transition:transform .25s ease;
}
.faq .accordion-button:not(.collapsed)::after{transform:rotate(-135deg);border-color:var(--ink)}
.faq .accordion-body{font-size:14.5px;color:var(--muted);line-height:1.85;padding:0 20px 20px}

/* ---------- CTA ---------- */
.cta-band{
  background:var(--ink);color:#fff;border-radius:18px;
  padding:36px 24px;display:grid;grid-template-columns:1fr;gap:32px;
  position:relative;overflow:hidden;
}
.cta-band::before{
  content:"";position:absolute;top:-50px;right:-80px;width:320px;height:110px;
  background:rgba(198,242,78,.14);transform:rotate(-7deg);
}
.cta-copy{position:relative;z-index:1}
.cta-copy h2{color:#fff}
.cta-copy p{color:#B9BEC6;font-size:15px;line-height:1.85;margin-top:14px;max-width:30em}
.cta-actions{display:flex;flex-wrap:wrap;gap:12px;margin-top:24px}
.cta-form{position:relative;z-index:1;display:grid;gap:14px}
.field{display:grid;gap:6px}
.field label{font-size:13px;color:#B9BEC6;letter-spacing:.04em}
.field input,.field textarea{
  width:100%;min-height:46px;padding:11px 14px;
  background:rgba(255,255,255,.06);color:#fff;
  border:1px solid rgba(255,255,255,.18);border-radius:var(--radius-btn);
  font-size:14px;font-family:inherit;line-height:1.6;
  transition:border-color .2s ease,box-shadow .2s ease,background .2s ease;
}
.field textarea{min-height:88px;resize:vertical}
.field input::placeholder,.field textarea::placeholder{color:#8A9099}
.field input:focus,.field textarea:focus{
  outline:none;border-color:var(--lime);background:rgba(255,255,255,.10);
  box-shadow:0 0 0 3px rgba(198,242,78,.18);
}
.form-note{font-size:12px;color:#8A9099;line-height:1.7}

/* ---------- 页脚 ---------- */
.site-foot{background:var(--ink);color:#B9BEC6;margin-top:20px;padding:48px 0 0}
.foot-grid{display:grid;grid-template-columns:1fr;gap:32px}
.foot-brand .fb-name{color:#fff;font-size:18px;font-weight:700;letter-spacing:.10em;display:block}
.foot-brand .fb-bar{width:30px;height:2px;background:var(--lime);margin:12px 0 14px}
.foot-brand p{font-size:13.5px;line-height:1.85;color:#9AA0A8;max-width:26em}
.foot-col h4{font-size:13px;letter-spacing:.08em;color:#fff;margin-bottom:14px;font-weight:600}
.foot-col ul{display:grid;gap:10px}
.foot-col a,.foot-col li{font-size:13.5px;color:#B9BEC6;line-height:1.6}
.foot-col a:hover{color:var(--lime)}
.foot-bottom{
  margin-top:36px;border-top:1px solid rgba(255,255,255,.10);
  padding:16px 0 20px;display:flex;flex-wrap:wrap;gap:10px;
  align-items:center;justify-content:space-between;
  font-size:12.5px;color:#8A9099;
}
.foot-bottom a{color:#8A9099}
.foot-bottom a:hover{color:var(--lime)}

/* ---------- 响应式 ---------- */
@media (min-width:768px){
  .container-x{padding:0 28px}
  .toolbar{padding:0 28px}
  .section{padding:64px 0}
  .hero{padding:56px 0 64px}
  .steps{grid-template-columns:repeat(3,1fr);gap:20px}
  .news-grid{grid-template-columns:repeat(2,1fr)}
  .stat-band{grid-template-columns:repeat(4,1fr);padding:40px 32px}
  .cta-band{padding:48px 36px}
  .foot-grid{grid-template-columns:1.4fr 1fr 1fr 1.2fr;gap:28px}
  .split{grid-template-columns:1.35fr .85fr;gap:28px}
  .proof-row{grid-template-columns:96px 1fr}
  .proof-row img{width:96px;height:72px}
}
@media (min-width:992px){
  .sidebar{transform:translateX(0)}
  .mobile-bar{display:none}
  .drawer-mask{display:none}
  .main{margin-left:var(--sidebar-w);padding-top:0}
  .section{padding:88px 0}
  .hero{padding:64px 0 76px}
  .container-x{padding:0 40px}
  .toolbar{padding:0 40px}
  .proof{grid-template-columns:1.12fr .88fr;gap:20px}
  .cta-band{grid-template-columns:1fr 1fr;gap:48px;padding:56px 48px}
  .hero-grid{grid-template-columns:1.04fr .96fr;gap:44px;align-items:center}
}
@media (min-width:992px) and (max-width:1199.98px){
  :root{--sidebar-w:88px}
  .sidebar{width:88px;padding:22px 10px}
  .brand{padding:0 0 14px;text-align:center}
  .brand-main{font-size:15px;letter-spacing:.06em}
  .brand-sub{display:none}
  .brand-bar{margin:10px auto 0;width:22px}
  .side-nav a{justify-content:center;padding:0;border-left:0;border-radius:9px;min-height:44px}
  .side-nav a .label{display:none}
  .side-foot{font-size:10px;text-align:center}
  .side-foot p:first-child{display:none}
  .hero-grid{grid-template-columns:1fr;gap:32px}
  .hero-figure{order:-1;aspect-ratio:16/9}
  .cta-band{grid-template-columns:1fr;gap:32px}
  .proof{grid-template-columns:1fr}
}
@media (max-width:767.98px){
  .hero-actions .btn-lime,.hero-actions .btn-ghost{width:100%}
  .cta-actions .btn-lime,.cta-actions .btn-ghost{width:100%}
  .metrics{gap:20px}
  .metric{flex:1 1 40%}
  .proof-stats{gap:16px}
  .toolbar-tag{display:none}
}
@media (prefers-reduced-motion:reduce){
  *{transition:none!important;animation:none!important}
}

/* roulang page: article */
:root{
  --ink:#14161a;
  --ink-soft:#1c1f24;
  --graphite:#3a3f46;
  --muted:#6b7280;
  --muted-light:#9aa0a8;
  --lime:#c6f24e;
  --lime-deep:#b9e83f;
  --coral:#ff5c39;
  --bg:#f5f3ee;
  --card:#ffffff;
  --line:#e3e0d8;
  --img:#e9e6de;
  --radius-card:14px;
  --radius-btn:10px;
  --radius-img:12px;
  --shadow-1:0 1px 2px rgba(20,22,26,.04),0 8px 24px -12px rgba(20,22,26,.10);
  --shadow-2:0 2px 4px rgba(20,22,26,.06),0 18px 40px -18px rgba(20,22,26,.18);
  --font-sans:"PingFang SC","Hiragino Sans GB","Microsoft YaHei","Source Han Sans SC",system-ui,-apple-system,sans-serif;
  --font-num:"Bahnschrift","DIN Alternate",ui-monospace,SFMono-Regular,Consolas,monospace;
  --bs-primary:#14161a;
  --bs-body-color:#3a3f46;
  --bs-border-color:#e3e0d8;
  --bs-border-radius:12px;
  --bs-link-color:#14161a;
  --bs-link-hover-color:#c43f22;
  --bs-font-sans-serif:"PingFang SC","Hiragino Sans GB","Microsoft YaHei","Source Han Sans SC",system-ui,-apple-system,sans-serif;
}
*,*::before,*::after{box-sizing:border-box;}
html{scroll-behavior:smooth;}
body{
  margin:0;
  min-height:100vh;
  background:var(--bg);
  color:var(--graphite);
  font-family:var(--font-sans);
  font-size:16px;
  line-height:1.8;
  -webkit-font-smoothing:antialiased;
  text-rendering:optimizeLegibility;
}
body::before{
  content:"";
  position:fixed;
  inset:0;
  pointer-events:none;
  z-index:0;
  opacity:.035;
  background-image:radial-gradient(var(--ink) .8px,transparent .8px);
  background-size:22px 22px;
}
img{max-width:100%;height:auto;display:block;}
a{color:var(--ink);text-decoration:none;transition:color .2s ease,border-color .2s ease,background-color .2s ease,transform .2s ease;}
a:hover{color:#c43f22;}
button,input,textarea,select{font:inherit;}
button{cursor:pointer;}
h1,h2,h3,h4,p{margin-top:0;}
::selection{background:var(--lime);color:var(--ink);}
:focus-visible{outline:2px solid var(--ink);outline-offset:2px;}
.sidebar :focus-visible,.mobile-topbar :focus-visible,.mobile-drawer :focus-visible{outline-color:var(--lime);}
.btn{--bs-btn-border-radius:10px;font-weight:600;}
.card{border-color:var(--line);border-radius:var(--radius-card);box-shadow:var(--shadow-1);}
.accordion{--bs-accordion-border-color:var(--line);--bs-accordion-active-bg:#f7f5ef;--bs-accordion-btn-focus-box-shadow:none;}
.offcanvas{--bs-offcanvas-bg:var(--ink);--bs-offcanvas-color:#ffffff;--bs-offcanvas-border-color:transparent;}
.container-x{
  width:100%;
  max-width:1180px;
  margin:0 auto;
  padding-left:40px;
  padding-right:40px;
}
.app-shell{min-height:100vh;position:relative;z-index:1;}
.sidebar{
  position:fixed;
  top:0;
  left:0;
  bottom:0;
  width:236px;
  z-index:1040;
  padding:28px 18px 24px;
  display:flex;
  flex-direction:column;
  background:var(--ink);
  color:#ffffff;
  overflow-y:auto;
  box-shadow:1px 0 0 rgba(255,255,255,.06);
}
.brand{
  display:block;
  padding:0 2px 18px;
  margin-bottom:16px;
  border-bottom:1px solid rgba(255,255,255,.08);
}
.brand .main-name{
  display:block;
  color:#ffffff;
  font-size:20px;
  line-height:1.2;
  font-weight:700;
  letter-spacing:.16em;
}
.brand .sub-name{
  display:block;
  color:#b9bec6;
  font-size:11px;
  line-height:1.4;
  letter-spacing:.28em;
  margin-top:4px;
}
.brand .brand-bar{
  display:block;
  width:38px;
  height:2px;
  margin-top:12px;
  background:var(--lime);
}
.side-nav{display:flex;flex-direction:column;gap:4px;}
.side-nav a{
  position:relative;
  display:flex;
  align-items:center;
  gap:12px;
  min-height:44px;
  padding:0 12px 0 16px;
  border-radius:10px;
  color:var(--muted-light);
  font-size:14px;
  line-height:1.4;
  transition:background-color .2s ease,color .2s ease,padding-left .2s ease;
}
.side-nav a::before{
  content:"";
  position:absolute;
  left:0;
  top:50%;
  width:3px;
  height:0;
  border-radius:2px;
  background:var(--lime);
  transform:translateY(-50%);
  transition:height .2s ease;
}
.side-nav a:hover{color:#ffffff;background:rgba(255,255,255,.04);}
.side-nav a:hover::before{height:20px;}
.side-nav a.active{color:#ffffff;background:rgba(198,242,78,.10);}
.side-nav a.active::before{height:26px;}
.side-nav svg{flex:0 0 18px;display:block;}
.sidebar-foot{
  margin-top:auto;
  padding-top:18px;
  border-top:1px solid rgba(255,255,255,.08);
  color:#7f858e;
  font-size:11px;
  line-height:1.7;
}
.sidebar-foot p{margin:0 0 3px;}
.sidebar-foot p:last-child{margin-bottom:0;}
.mobile-topbar{display:none;}
.mobile-drawer{background:var(--ink) !important;color:#ffffff;width:290px !important;}
.mobile-drawer .offcanvas-header{
  padding:20px 18px;
  border-bottom:1px solid rgba(255,255,255,.08);
  align-items:flex-start;
}
.mobile-drawer .brand{padding:0;margin:0;border:0;}
.mobile-drawer .brand .main-name{font-size:19px;}
.mobile-drawer .brand .sub-name{font-size:10px;}
.mobile-drawer .brand .brand-bar{width:32px;margin-top:10px;}
.mobile-drawer .offcanvas-body{padding:18px;display:flex;flex-direction:column;}
.mobile-drawer .side-nav{margin-bottom:24px;}
.mobile-drawer .side-nav a .label{display:inline;}
.mobile-drawer .sidebar-foot{margin-top:0;border-top:1px solid rgba(255,255,255,.08);}
.mobile-drawer .btn-close{filter:invert(1) grayscale(1);opacity:.8;margin-top:2px;}
.main-shell{
  min-height:100vh;
  margin-left:236px;
  display:flex;
  flex-direction:column;
  background:var(--bg);
}
.page-toolbar{
  position:sticky;
  top:0;
  z-index:1020;
  background:rgba(245,243,238,.97);
  border-bottom:1px solid var(--line);
}
.toolbar-inner{
  min-height:44px;
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:16px;
}
.breadcrumbs{
  display:flex;
  align-items:center;
  flex-wrap:wrap;
  gap:7px;
  min-width:0;
  color:var(--muted);
  font-size:13px;
  line-height:1.5;
}
.breadcrumbs a{color:var(--muted);}
.breadcrumbs a:hover{color:var(--ink);}
.breadcrumbs span{color:#aaa69c;}
.breadcrumbs .current{
  color:var(--ink);
  font-weight:600;
  max-width:44vw;
  overflow:hidden;
  text-overflow:ellipsis;
  white-space:nowrap;
}
.toolbar-tag{
  flex:0 0 auto;
  display:inline-flex;
  align-items:center;
  min-height:24px;
  padding:2px 10px;
  border-radius:999px;
  background:rgba(198,242,78,.20);
  color:var(--ink);
  font-size:12px;
  font-weight:600;
  letter-spacing:.04em;
}
.article-area{
  flex:1 0 auto;
  padding:38px 0 88px;
}
.article-layout{
  display:grid;
  grid-template-columns:minmax(0,760px) 240px;
  gap:48px;
  justify-content:space-between;
  align-items:start;
}
.article-main{min-width:0;}
.article-head{padding:2px 0 24px;}
.badge-cat{
  display:inline-flex;
  align-items:center;
  min-height:26px;
  padding:3px 11px;
  border-radius:999px;
  background:rgba(198,242,78,.22);
  color:var(--ink);
  font-size:12px;
  font-weight:700;
  letter-spacing:.04em;
}
.article-title{
  margin:14px 0 14px;
  color:var(--ink);
  font-size:clamp(28px,3.4vw,40px);
  line-height:1.22;
  font-weight:700;
  letter-spacing:-.02em;
  overflow-wrap:anywhere;
}
.article-meta{
  display:flex;
  flex-wrap:wrap;
  align-items:center;
  gap:7px 10px;
  color:var(--muted);
  font-size:13px;
  line-height:1.6;
}
.article-meta .dot{
  width:4px;
  height:4px;
  border-radius:50%;
  background:var(--coral);
  flex:0 0 auto;
}
.article-cover{
  margin:4px 0 30px;
  aspect-ratio:16/9;
  border-radius:var(--radius-img);
  overflow:hidden;
  background:
    repeating-linear-gradient(135deg,rgba(20,22,26,.035) 0 10px,transparent 10px 20px),
    var(--img);
  border:1px solid var(--line);
  box-shadow:var(--shadow-1);
}
.article-cover img{
  width:100%;
  height:100%;
  object-fit:cover;
}
.article-body{
  color:var(--graphite);
  font-size:17px;
  line-height:1.85;
  overflow-wrap:anywhere;
}
.article-body > *:first-child{margin-top:0;}
.article-body p{margin:0 0 1.1em;}
.article-body h2{
  position:relative;
  margin:2em 0 .75em;
  padding-left:14px;
  color:var(--ink);
  font-size:clamp(22px,2.4vw,28px);
  line-height:1.3;
  font-weight:700;
}
.article-body h2::before{
  content:"";
  position:absolute;
  left:0;
  top:.14em;
  bottom:.14em;
  width:3px;
  border-radius:2px;
  background:var(--lime);
}
.article-body h3{
  margin:1.8em 0 .7em;
  color:var(--ink);
  font-size:19px;
  line-height:1.5;
  font-weight:700;
}
.article-body h4{
  margin:1.5em 0 .6em;
  color:var(--ink);
  font-size:17px;
  line-height:1.5;
  font-weight:700;
}
.article-body ul,
.article-body ol{
  margin:0 0 1.2em;
  padding-left:1.35em;
}
.article-body li{margin:.35em 0;line-height:1.9;}
.article-body strong{color:var(--ink);font-weight:700;}
.article-body blockquote{
  margin:1.4em 0;
  padding:16px 20px;
  border-left:4px solid var(--lime);
  background:#faf9f5;
  border-radius:0 10px 10px 0;
  color:var(--graphite);
}
.article-body blockquote p:last-child{margin-bottom:0;}
.article-body table{
  width:100%;
  border-collapse:collapse;
  margin:1.5em 0;
  font-size:15px;
  line-height:1.7;
  background:#ffffff;
}
.article-body th,
.article-body td{
  border:1px solid var(--line);
  padding:10px 12px;
  text-align:left;
  vertical-align:top;
}
.article-body thead th{background:#f0eee7;color:var(--ink);font-weight:700;}
.article-body tbody tr:nth-child(even){background:#faf9f5;}
.article-body img{
  max-width:100%;
  height:auto;
  margin:1.2em 0;
  border-radius:var(--radius-img);
  border:1px solid var(--line);
}
.article-body figure{margin:1.5em 0;}
.article-body figcaption{
  margin-top:8px;
  color:var(--muted);
  font-size:13px;
  line-height:1.6;
  text-align:center;
}
.article-body a{
  color:var(--ink);
  text-decoration:underline;
  text-decoration-color:var(--lime);
  text-underline-offset:4px;
}
.article-body a:hover{color:#c43f22;text-decoration-color:var(--coral);}
.article-body hr{
  border:0;
  border-top:1px solid var(--line);
  margin:2em 0;
}
.article-side{
  position:sticky;
  top:68px;
  display:flex;
  flex-direction:column;
  gap:18px;
}
.side-card{
  padding:18px;
  border:1px solid var(--line);
  border-radius:var(--radius-card);
  background:var(--card);
  box-shadow:var(--shadow-1);
}
.side-card h2{
  margin:0 0 12px;
  color:var(--ink);
  font-size:14px;
  line-height:1.4;
  font-weight:700;
  letter-spacing:.08em;
}
.side-links{
  list-style:none;
  margin:0;
  padding:0;
}
.side-links li + li{border-top:1px solid var(--line);}
.side-links a{
  display:flex;
  align-items:center;
  gap:8px;
  padding:10px 0;
  color:var(--graphite);
  font-size:14px;
  line-height:1.4;
}
.side-links a:hover{color:var(--ink);}
.side-links a span{
  flex:0 0 auto;
  color:var(--muted);
  font-family:var(--font-num);
  font-size:12px;
}
.side-note{
  margin:0;
  color:var(--muted);
  font-size:13px;
  line-height:1.8;
}
.side-actions{display:flex;flex-direction:column;gap:10px;}
.btn-brand,
.btn-ghost{
  display:inline-flex;
  align-items:center;
  justify-content:center;
  min-height:44px;
  padding:0 20px;
  border-radius:var(--radius-btn);
  font-size:14px;
  font-weight:700;
  line-height:1.3;
  text-align:center;
  transition:background-color .2s ease,border-color .2s ease,color .2s ease,transform .2s ease,box-shadow .2s ease;
}
.btn-brand{
  background:var(--lime);
  border:1px solid var(--lime);
  color:var(--ink);
}
.btn-brand:hover{
  background:var(--lime-deep);
  border-color:var(--lime-deep);
  color:var(--ink);
  transform:translateY(-2px);
  box-shadow:var(--shadow-2);
}
.btn-brand:active{transform:translateY(0);}
.btn-ghost{
  background:transparent;
  border:1px solid rgba(20,22,26,.48);
  color:var(--ink);
}
.btn-ghost:hover{
  background:rgba(198,242,78,.18);
  border-color:var(--ink);
  color:var(--ink);
  transform:translateY(-1px);
}
.btn-ghost:active{transform:translateY(0);}
.side-actions .btn-ghost{min-height:40px;padding:0 12px;font-size:13px;}
.text-link{
  color:var(--ink);
  font-size:13px;
  font-weight:600;
  text-decoration:underline;
  text-decoration-color:var(--lime);
  text-decoration-thickness:2px;
  text-underline-offset:4px;
}
.text-link:hover{color:var(--coral);text-decoration-color:var(--coral);}
.related-section{
  margin-top:44px;
  padding-top:28px;
  border-top:1px solid var(--line);
}
.section-head{
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:16px;
  margin-bottom:20px;
}
.section-head h2{
  margin:0;
  color:var(--ink);
  font-size:22px;
  line-height:1.35;
  font-weight:700;
}
.related-grid{
  display:grid;
  grid-template-columns:repeat(3,minmax(0,1fr));
  gap:14px;
}
.mini-card{
  display:flex;
  align-items:center;
  gap:12px;
  min-width:0;
  padding:10px;
  background:var(--card);
  border:1px solid var(--line);
  border-radius:12px;
  box-shadow:var(--shadow-1);
  transition:transform .25s ease,box-shadow .25s ease,border-color .25s ease;
}
.mini-card:hover{
  transform:translateY(-3px);
  border-color:rgba(198,242,78,.9);
  box-shadow:var(--shadow-2);
}
.mini-thumb{
  flex:0 0 96px;
  width:96px;
  height:72px;
  overflow:hidden;
  border-radius:8px;
  background:
    repeating-linear-gradient(135deg,rgba(20,22,26,.05) 0 8px,transparent 8px 16px),
    var(--img);
}
.mini-thumb img{width:100%;height:100%;object-fit:cover;}
.mini-card h3{
  margin:0;
  color:var(--ink);
  font-size:14px;
  line-height:1.5;
  font-weight:600;
  display:-webkit-box;
  -webkit-line-clamp:2;
  -webkit-box-orient:vertical;
  overflow:hidden;
}
.empty-state{
  padding:38px 28px;
  border:1px dashed #cfcbc1;
  border-radius:var(--radius-card);
  background:#faf9f5;
  text-align:center;
}
.empty-state h2{
  margin:0 0 10px;
  color:var(--ink);
  font-size:24px;
  line-height:1.35;
}
.empty-state p{
  max-width:480px;
  margin:0 auto 20px;
  color:var(--muted);
  font-size:15px;
  line-height:1.8;
}
.site-foot{
  margin-top:auto;
  padding:52px 0 22px;
  background:var(--ink);
  color:#b9bec6;
}
.foot-grid{
  display:grid;
  grid-template-columns:1.45fr .8fr .85fr 1fr;
  gap:32px;
}
.foot-brand .fb-name{
  display:inline-block;
  color:#ffffff;
  font-size:20px;
  line-height:1.3;
  font-weight:700;
  letter-spacing:.08em;
}
.foot-brand .fb-bar{
  display:block;
  width:36px;
  height:2px;
  margin:12px 0 14px;
  background:var(--lime);
}
.foot-brand p{
  max-width:280px;
  margin:0;
  color:#b9bec6;
  font-size:13px;
  line-height:1.8;
}
.foot-col h4{
  margin:0 0 16px;
  color:#ffffff;
  font-size:13px;
  line-height:1.4;
  font-weight:700;
  letter-spacing:.08em;
}
.foot-col ul{
  list-style:none;
  margin:0;
  padding:0;
}
.foot-col li{
  margin-bottom:8px;
  color:#b9bec6;
  font-size:13px;
  line-height:1.8;
}
.foot-col li:last-child{margin-bottom:0;}
.foot-col a{color:#b9bec6;}
.foot-col a:hover{color:var(--lime);}
.foot-bottom{
  display:flex;
  align-items:flex-start;
  justify-content:space-between;
  gap:16px;
  margin-top:36px;
  padding-top:18px;
  border-top:1px solid rgba(255,255,255,.10);
  color:#8b919a;
  font-size:12px;
  line-height:1.7;
}
@media (min-width:992px) and (max-width:1199px){
  .sidebar{width:88px;padding:24px 10px;}
  .main-shell{margin-left:88px;}
  .sidebar .brand{text-align:center;padding-bottom:14px;}
  .sidebar .brand .sub-name{display:none;}
  .sidebar .brand .main-name{font-size:16px;letter-spacing:.06em;}
  .sidebar .brand .brand-bar{width:26px;margin:10px auto 0;}
  .sidebar .side-nav a{justify-content:center;padding:0;gap:0;}
  .sidebar .side-nav a .label{
    position:absolute;
    left:76px;
    top:50%;
    z-index:20;
    padding:6px 10px;
    border-radius:8px;
    background:var(--ink-soft);
    color:#ffffff;
    font-size:12px;
    line-height:1.3;
    white-space:nowrap;
    box-shadow:var(--shadow-1);
    opacity:0;
    visibility:hidden;
    transform:translate(-4px,-50%);
    transition:opacity .18s ease,visibility .18s ease,transform .18s ease;
  }
  .sidebar .side-nav a:hover .label,
  .sidebar .side-nav a:focus-visible .label{
    opacity:1;
    visibility:visible;
    transform:translate(0,-50%);
  }
  .sidebar-foot{display:none;}
  .container-x{padding-left:32px;padding-right:32px;}
  .article-layout{grid-template-columns:minmax(0,760px);justify-content:center;}
  .article-side{display:none;}
}
@media (max-width:991px){
  .sidebar{display:none;}
  .mobile-topbar{
    position:fixed;
    top:0;
    left:0;
    right:0;
    z-index:1050;
    height:56px;
    display:flex;
    align-items:center;
    justify-content:space-between;
    gap:16px;
    padding:0 18px;
    background:var(--ink);
    color:#ffffff;
    box-shadow:0 8px 24px -18px rgba(0,0,0,.6);
  }
  .mobile-topbar .m-logo{
    max-width:74vw;
    overflow:hidden;
    text-overflow:ellipsis;
    white-space:nowrap;
    color:#ffffff;
    font-size:15px;
    font-weight:700;
    letter-spacing:.08em;
  }
  .mobile-topbar .m-logo:hover{color:#ffffff;}
  .menu-btn{
    width:44px;
    height:44px;
    display:inline-flex;
    align-items:center;
    justify-content:center;
    flex:0 0 44px;
    border:0;
    border-radius:10px;
    background:transparent;
    color:#ffffff;
    transition:background-color .2s ease;
  }
  .menu-btn:hover{background:rgba(255,255,255,.08);}
  .main-shell{margin-left:0;padding-top:56px;}
  .page-toolbar{top:56px;}
  .container-x{padding-left:24px;padding-right:24px;}
  .article-area{padding:28px 0 64px;}
  .article-layout{grid-template-columns:minmax(0,760px);justify-content:center;gap:0;}
  .article-side{display:none;}
  .article-cover{margin-bottom:24px;}
  .related-grid{grid-template-columns:repeat(2,minmax(0,1fr));}
  .foot-grid{grid-template-columns:repeat(2,minmax(0,1fr));gap:28px;}
  .foot-brand p{max-width:100%;}
  .foot-bottom{flex-direction:column;gap:6px;}
  .breadcrumbs .current{max-width:36vw;}
}
@media (max-width:575px){
  .container-x{padding-left:18px;padding-right:18px;}
  .toolbar-inner{min-height:44px;}
  .breadcrumbs{font-size:12px;gap:5px;}
  .breadcrumbs .current{max-width:30vw;}
  .toolbar-tag{display:none;}
  .article-area{padding:22px 0 52px;}
  .article-title{font-size:clamp(26px,8.4vw,34px);line-height:1.25;}
  .article-meta{font-size:12px;}
  .article-body{font-size:16px;line-height:1.8;}
  .article-body table{display:block;overflow-x:auto;white-space:nowrap;}
  .related-grid{grid-template-columns:1fr;}
  .mini-card{align-items:flex-start;}
  .section-head{align-items:flex-start;flex-direction:column;gap:8px;}
  .foot-grid{grid-template-columns:1fr;}
  .foot-bottom{font-size:11px;}
  .btn-brand,.btn-ghost{width:100%;}
  .empty-state{padding:30px 18px;}
}

/* roulang page: category1 */
:root{
  --bs-primary:#C6F24E;
  --bs-secondary:#6B7280;
  --bs-body-bg:#F5F3EE;
  --bs-body-color:#3A3F46;
  --bs-border-color:#E3E0D8;
  --bs-border-radius:14px;
  --bs-link-color:#14161A;
  --bs-link-hover-color:#B4E23C;
  --bs-font-sans-serif:"PingFang SC","Hiragino Sans GB","Microsoft YaHei","Source Han Sans SC",system-ui,sans-serif;

  --ink:#14161A;
  --ink-soft:#1E2126;
  --lime:#C6F24E;
  --lime-deep:#B4E23C;
  --coral:#FF5C39;
  --bg:#F5F3EE;
  --card:#FFFFFF;
  --line:#E3E0D8;
  --text:#3A3F46;
  --muted:#6B7280;
  --ph:#E9E6DE;
  --r-card:14px;
  --r-btn:10px;
  --r-img:12px;
  --sh-1:0 1px 2px rgba(20,22,26,.04),0 8px 24px -12px rgba(20,22,26,.10);
  --sh-2:0 2px 4px rgba(20,22,26,.06),0 18px 40px -18px rgba(20,22,26,.18);
  --font:"PingFang SC","Hiragino Sans GB","Microsoft YaHei","Source Han Sans SC",system-ui,sans-serif;
  --mono:"Bahnschrift","DIN Alternate",ui-monospace,SFMono-Regular,Menlo,monospace;
  --sidebar:236px;
}

*,*::before,*::after{box-sizing:border-box;}
html{-webkit-text-size-adjust:100%;}
body{
  margin:0;
  font-family:var(--font);
  font-size:16px;
  line-height:1.8;
  color:var(--text);
  background:var(--bg);
  -webkit-font-smoothing:antialiased;
  -moz-osx-font-smoothing:grayscale;
}
img{max-width:100%;height:auto;display:block;}
a{color:var(--ink);text-decoration:none;transition:color .2s ease;}
a:hover{color:var(--lime-deep);}
p{margin-top:0;}
ul,ol{margin-top:0;}
:focus-visible{outline:2px solid var(--ink);outline-offset:2px;border-radius:4px;}

/* ---------- 容器 ---------- */
.container-x{
  width:100%;
  max-width:1180px;
  margin:0 auto;
  padding-left:40px;
  padding-right:40px;
}

/* ---------- 左侧导航 ---------- */
.side-nav{
  position:fixed;
  left:0;top:0;bottom:0;
  width:var(--sidebar);
  background:var(--ink);
  padding:30px 16px 22px;
  display:flex;
  flex-direction:column;
  gap:28px;
  z-index:1040;
  overflow-y:auto;
}
.brand{display:block;padding-left:8px;}
.brand .b-main{
  display:block;
  font-size:20px;
  font-weight:700;
  letter-spacing:.16em;
  color:#FFFFFF;
  line-height:1.2;
}
.brand .b-sub{
  display:block;
  margin-top:5px;
  font-size:11px;
  letter-spacing:.16em;
  color:#9AA0A8;
}
.brand .b-bar{
  display:block;
  width:28px;height:2px;
  margin-top:14px;
  background:var(--lime);
  border-radius:2px;
}
.nav-list{list-style:none;margin:0;padding:0;display:flex;flex-direction:column;gap:3px;}
.nav-list a{
  position:relative;
  display:flex;
  align-items:center;
  gap:12px;
  height:44px;
  padding:0 14px 0 16px;
  border-radius:8px;
  font-size:14.5px;
  color:#9AA0A8;
  transition:background .2s ease,color .2s ease;
}
.nav-list a svg{flex:0 0 18px;}
.nav-list a::before{
  content:"";
  position:absolute;
  left:0;top:50%;
  width:3px;height:20px;
  border-radius:2px;
  background:var(--lime);
  opacity:0;
  transform:translateY(-50%) scaleY(.35);
  transition:opacity .2s ease,transform .2s ease;
}
.nav-list a:hover{color:#FFFFFF;background:rgba(255,255,255,.05);}
.nav-list a:hover::before{opacity:.45;transform:translateY(-50%) scaleY(1);}
.nav-list a.active{color:#FFFFFF;background:rgba(198,242,78,.10);}
.nav-list a.active::before{opacity:1;transform:translateY(-50%) scaleY(1);}
.side-foot{
  margin-top:auto;
  padding:18px 10px 0;
  border-top:1px solid rgba(255,255,255,.10);
  font-size:12px;
  line-height:1.8;
  color:#7C828B;
}
.side-foot span{display:block;}
.side-foot .sf-mail{color:#B9BEC6;word-break:break-all;}

/* ---------- 移动端顶栏 ---------- */
.phone-bar{display:none;}
.burger{
  width:44px;height:44px;
  display:inline-flex;
  align-items:center;
  justify-content:center;
  background:transparent;
  border:1px solid rgba(255,255,255,.18);
  border-radius:10px;
  color:#FFFFFF;
  cursor:pointer;
  transition:background .2s ease,border-color .2s ease;
}
.burger:hover{background:rgba(255,255,255,.08);border-color:rgba(198,242,78,.6);}
.phone-brand{
  display:flex;
  flex-direction:column;
  line-height:1.15;
  color:#FFFFFF;
}
.phone-brand strong{font-size:15px;letter-spacing:.06em;font-weight:700;}
.phone-brand em{font-style:normal;font-size:10px;letter-spacing:.16em;color:#9AA0A8;}

/* ---------- 抽屉 ---------- */
.phone-drawer{background:var(--ink);color:#B9BEC6;width:288px;border-right:none;}
.phone-drawer .offcanvas-header{
  border-bottom:1px solid rgba(255,255,255,.10);
  padding:18px 20px;
}
.phone-drawer .drawer-title{
  color:#FFFFFF;
  font-size:16px;
  font-weight:700;
  letter-spacing:.08em;
  margin:0;
}
.phone-drawer .btn-close{
  filter:invert(1) grayscale(1) brightness(1.8);
  opacity:.6;
}
.phone-drawer .btn-close:hover{opacity:1;}
.phone-drawer .offcanvas-body{padding:18px 14px;}
.drawer-nav{list-style:none;margin:0;padding:0;display:flex;flex-direction:column;gap:4px;}
.drawer-nav a{
  display:block;
  padding:12px 14px;
  border-radius:10px;
  font-size:15px;
  color:#9AA0A8;
  transition:background .2s ease,color .2s ease;
}
.drawer-nav a:hover{color:#FFFFFF;background:rgba(255,255,255,.06);}
.drawer-nav a.active{color:#FFFFFF;background:rgba(198,242,78,.12);}
.drawer-hint{
  margin-top:20px;
  padding:14px;
  border:1px solid rgba(255,255,255,.12);
  border-radius:12px;
  font-size:12.5px;
  line-height:1.8;
  color:#8D939C;
}

/* ---------- 主区域 ---------- */
.main-wrap{
  margin-left:var(--sidebar);
  min-height:100vh;
  display:flex;
  flex-direction:column;
}

/* ---------- 工具条 ---------- */
.top-bar{
  position:sticky;
  top:0;
  z-index:1020;
  background:rgba(245,243,238,.94);
  backdrop-filter:blur(8px);
  -webkit-backdrop-filter:blur(8px);
  border-bottom:1px solid var(--line);
}
.topbar-inner{
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:16px;
  height:44px;
}
.crumb{
  display:flex;
  align-items:center;
  gap:8px;
  font-size:13px;
  color:var(--muted);
  min-width:0;
  overflow:hidden;
  white-space:nowrap;
}
.crumb a{color:var(--muted);}
.crumb a:hover{color:var(--ink);}
.crumb .sep{color:#C9C5BC;}
.crumb .cur{color:var(--ink);font-weight:600;}
.top-tag{
  flex:0 0 auto;
  font-size:12px;
  letter-spacing:.08em;
  color:var(--ink);
  background:rgba(198,242,78,.38);
  border-radius:999px;
  padding:4px 12px;
  line-height:1.4;
}

/* ---------- 按钮 ---------- */
.btn-lime{
  display:inline-flex;
  align-items:center;
  justify-content:center;
  gap:8px;
  min-height:46px;
  padding:0 26px;
  border-radius:var(--r-btn);
  background:var(--lime);
  border:1px solid var(--lime);
  color:var(--ink);
  font-size:15px;
  font-weight:700;
  transition:background .2s ease,transform .2s ease,box-shadow .2s ease;
}
.btn-lime:hover{
  background:var(--lime-deep);
  border-color:var(--lime-deep);
  color:var(--ink);
  transform:translateY(-2px);
  box-shadow:var(--sh-2);
}
.btn-lime:active{transform:translateY(0);box-shadow:var(--sh-1);}
.btn-ghost{
  display:inline-flex;
  align-items:center;
  justify-content:center;
  gap:8px;
  min-height:46px;
  padding:0 26px;
  border-radius:var(--r-btn);
  background:transparent;
  border:1px solid var(--ink);
  color:var(--ink);
  font-size:15px;
  font-weight:600;
  transition:background .2s ease,transform .2s ease,box-shadow .2s ease;
}
.btn-ghost:hover{
  background:rgba(198,242,78,.18);
  color:var(--ink);
  transform:translateY(-2px);
  box-shadow:var(--sh-1);
}
.btn-ghost:active{transform:translateY(0);}

/* ---------- 页首 ---------- */
.page-head{padding:56px 0 48px;}
.eyebrow{
  display:inline-flex;
  align-items:center;
  gap:8px;
  font-size:12px;
  letter-spacing:.08em;
  color:var(--ink);
  background:rgba(198,242,78,.38);
  border-radius:999px;
  padding:5px 14px;
  line-height:1.5;
}
.page-head h1{
  margin:20px 0 18px;
  font-size:clamp(30px,4.2vw,46px);
  line-height:1.15;
  font-weight:700;
  letter-spacing:-.02em;
  color:var(--ink);
}
.page-head .lead{
  max-width:760px;
  margin:0 0 28px;
  font-size:16px;
  line-height:1.85;
  color:var(--text);
}
.head-actions{display:flex;flex-wrap:wrap;gap:14px;}

/* ---------- 主视觉条 ---------- */
.banner-wrap{padding-bottom:8px;}
.banner-media{
  position:relative;
  min-height:260px;
  border-radius:16px;
  overflow:hidden;
  background-image:url('/assets/images/backpic/back-1.png');
  background-size:cover;
  background-position:center;
  display:flex;
  align-items:flex-end;
  box-shadow:var(--sh-1);
}
.banner-cover{
  position:absolute;
  inset:0;
  background:linear-gradient(100deg,rgba(20,22,26,.88) 0%,rgba(20,22,26,.62) 55%,rgba(20,22,26,.34) 100%);
}
.banner-inner{
  position:relative;
  z-index:1;
  padding:36px 40px;
  max-width:680px;
  color:#FFFFFF;
}
.banner-kicker{
  display:inline-block;
  font-size:12px;
  letter-spacing:.16em;
  color:var(--lime);
  margin-bottom:10px;
}
.banner-title{
  margin:0 0 10px;
  font-size:clamp(20px,2.4vw,26px);
  font-weight:700;
  line-height:1.35;
  letter-spacing:-.01em;
  color:#FFFFFF;
}
.banner-sub{
  margin:0 0 22px;
  font-size:14.5px;
  line-height:1.8;
  color:#D6D9DE;
  max-width:520px;
}
.banner-card{
  display:inline-flex;
  align-items:center;
  gap:14px;
  background:#FFFFFF;
  border-radius:12px;
  padding:12px 20px 12px 16px;
  position:relative;
  box-shadow:0 10px 26px -14px rgba(0,0,0,.55);
}
.banner-card::before{
  content:"";
  position:absolute;
  left:0;top:12px;bottom:12px;
  width:3px;
  border-radius:0 2px 2px 0;
  background:var(--lime);
}
.banner-card .bc-num{
  font-family:var(--mono);
  font-size:26px;
  line-height:1;
  color:var(--ink);
  padding-left:10px;
}
.banner-card .bc-txt{
  font-size:12px;
  color:var(--muted);
  letter-spacing:.04em;
}

/* ---------- 板块 ---------- */
.section{padding:88px 0;}
.section-alt{background:#EFECE4;}
.section-head{max-width:740px;margin-bottom:48px;}
.sec-index{
  display:block;
  font-family:var(--mono);
  font-size:13px;
  letter-spacing:.12em;
  color:var(--coral);
  margin-bottom:10px;
}
.section-head h2{
  margin:0 0 12px;
  font-size:clamp(22px,2.6vw,30px);
  line-height:1.3;
  font-weight:700;
  letter-spacing:-.01em;
  color:var(--ink);
}
.section-head p{margin:0;font-size:15px;line-height:1.85;color:var(--muted);}

/* ---------- 交错图文 ---------- */
.zig{display:flex;flex-direction:column;gap:60px;}
.zig-row{
  display:grid;
  grid-template-columns:1.02fr 1fr;
  gap:44px;
  align-items:center;
}
.zig-row:nth-child(even) .zig-media{order:2;}
.zig-media{margin:0;}
.zig-media img{
  width:100%;
  aspect-ratio:16/10;
  object-fit:cover;
  border-radius:var(--r-img);
  border:1px solid var(--line);
  box-shadow:var(--sh-1);
  background:var(--ph);
}
.tag{
  display:inline-block;
  margin-bottom:12px;
  padding:4px 12px;
  border-radius:999px;
  background:rgba(255,92,57,.10);
  color:#C43F22;
  font-size:12px;
  letter-spacing:.08em;
  line-height:1.6;
}
.zig-text h3{
  margin:0 0 12px;
  font-size:19px;
  line-height:1.5;
  font-weight:700;
  color:var(--ink);
}
.zig-text p{
  margin:0;
  font-size:15px;
  line-height:1.85;
  color:var(--text);
}
.tick-list{list-style:none;margin:18px 0 0;padding:0;}
.tick-list li{
  position:relative;
  padding-left:24px;
  font-size:14.5px;
  line-height:1.9;
  color:var(--muted);
}
.tick-list li + li{margin-top:6px;}
.tick-list li::before{
  content:"";
  position:absolute;
  left:2px;top:.78em;
  width:8px;height:8px;
  border-radius:2px;
  background:var(--lime);
  transform:rotate(45deg);
}

/* ---------- 时间轴 ---------- */
.timeline{
  position:relative;
  list-style:none;
  margin:0;padding:0;
  display:grid;
  grid-template-columns:repeat(4,1fr);
  gap:24px;
}
.timeline::before{
  content:"";
  position:absolute;
  left:6px;right:6px;top:20px;
  border-top:1px dashed #CFCBC1;
}
.tl-item{position:relative;}
.tl-dot{
  position:relative;
  z-index:1;
  width:40px;height:40px;
  display:flex;
  align-items:center;
  justify-content:center;
  border-radius:50%;
  background:var(--card);
  border:1px solid var(--line);
  font-family:var(--mono);
  font-size:13px;
  color:var(--muted);
  box-shadow:var(--sh-1);
}
.tl-item.is-key .tl-dot{
  background:var(--lime);
  border-color:var(--lime);
  color:var(--ink);
}
.tl-date{
  font-family:var(--mono);
  font-size:20px;
  line-height:1.2;
  letter-spacing:.02em;
  color:var(--ink);
  margin:18px 0 6px;
}
.tl-name{
  margin:0 0 6px;
  font-size:16px;
  font-weight:600;
  color:var(--ink);
  line-height:1.5;
}
.tl-desc{margin:0;font-size:14px;line-height:1.8;color:var(--muted);}

/* ---------- 入口行卡 ---------- */
.link-rows{display:flex;flex-direction:column;gap:14px;}
.link-row{
  display:flex;
  align-items:center;
  gap:22px;
  padding:22px 26px;
  background:var(--card);
  border:1px solid var(--line);
  border-radius:var(--r-card);
  box-shadow:var(--sh-1);
  transition:transform .25s ease,box-shadow .25s ease,border-color .25s ease;
}
.link-row:hover{
  transform:translateY(-3px);
  border-color:rgba(198,242,78,.75);
  box-shadow:var(--sh-2);
}
.link-row .lr-idx{
  font-family:var(--mono);
  font-size:15px;
  color:var(--coral);
  letter-spacing:.06em;
  flex:0 0 auto;
}
.link-row .lr-body{flex:1 1 auto;min-width:0;}
.link-row .lr-name{
  display:block;
  font-size:16.5px;
  font-weight:600;
  color:var(--ink);
  line-height:1.5;
}
.link-row .lr-desc{
  display:block;
  font-size:14px;
  color:var(--muted);
  line-height:1.7;
  margin-top:2px;
}
.link-row .lr-arrow{
  flex:0 0 auto;
  font-size:18px;
  color:var(--ink);
  transition:transform .25s ease,color .25s ease;
}
.link-row:hover .lr-arrow{transform:translateX(4px);color:var(--lime-deep);}

/* ---------- FAQ ---------- */
.faq-wrap{max-width:760px;}
.faq-acc .accordion-item{
  background:var(--card);
  border:1px solid var(--line);
  border-radius:12px;
  margin-bottom:12px;
  overflow:hidden;
  box-shadow:var(--sh-1);
}
.faq-acc .accordion-item:last-child{margin-bottom:0;}
.faq-acc .accordion-header{margin:0;border:none;}
.faq-acc .accordion-button{
  background:var(--card);
  color:var(--ink);
  font-family:var(--font);
  font-size:16.5px;
  font-weight:600;
  line-height:1.6;
  padding:20px 22px;
  border:none;
  border-radius:0;
  box-shadow:none;
  transition:background .2s ease,color .2s ease;
}
.faq-acc .accordion-button:not(.collapsed){
  background:rgba(245,243,238,.9);
  color:var(--ink);
  box-shadow:none;
}
.faq-acc .accordion-button:hover{background:rgba(198,242,78,.12);}
.faq-acc .accordion-button:focus{box-shadow:none;outline:2px solid var(--ink);outline-offset:-4px;}
.faq-acc .accordion-button::after{
  content:"";
  width:10px;height:10px;
  background-image:none;
  border-right:2px solid var(--ink);
  border-bottom:2px solid var(--ink);
  transform:rotate(45deg);
  margin-left:auto;
  flex:0 0 auto;
  transition:transform .22s ease;
}
.faq-acc .accordion-button:not(.collapsed)::after{transform:rotate(-135deg);}
.faq-acc .accordion-body{
  padding:0 22px 22px;
  font-size:15px;
  line-height:1.9;
  color:var(--text);
  background:rgba(245,243,238,.9);
}

/* ---------- CTA ---------- */
.cta-box{
  display:grid;
  grid-template-columns:1fr 1fr;
  gap:52px;
  align-items:center;
  background:var(--ink);
  border-radius:18px;
  padding:56px 52px;
  color:#FFFFFF;
  box-shadow:var(--sh-2);
}
.cta-box h2{
  margin:0 0 14px;
  font-size:clamp(22px,2.6vw,30px);
  line-height:1.3;
  font-weight:700;
  letter-spacing:-.01em;
  color:#FFFFFF;
}
.cta-box .cta-text{
  margin:0 0 24px;
  font-size:15px;
  line-height:1.9;
  color:#B9BEC6;
  max-width:420px;
}
.cta-points{list-style:none;margin:0;padding:0;display:flex;flex-direction:column;gap:10px;}
.cta-points li{
  position:relative;
  padding-left:22px;
  font-size:14px;
  color:#B9BEC6;
  line-height:1.8;
}
.cta-points li::before{
  content:"";
  position:absolute;
  left:0;top:.75em;
  width:10px;height:2px;
  background:var(--lime);
}
.cta-form{display:flex;flex-direction:column;gap:14px;}
.form-row{display:grid;grid-template-columns:1fr 1fr;gap:14px;}
.field{display:flex;flex-direction:column;}
.field label{
  font-size:13px;
  color:#9AA0A8;
  margin-bottom:6px;
  letter-spacing:.04em;
}
.field input,
.field textarea{
  width:100%;
  min-height:46px;
  padding:11px 14px;
  font-family:var(--font);
  font-size:14px;
  line-height:1.6;
  color:#FFFFFF;
  background:rgba(255,255,255,.06);
  border:1px solid rgba(255,255,255,.16);
  border-radius:10px;
  transition:border-color .2s ease,box-shadow .2s ease,background .2s ease;
}
.field textarea{min-height:92px;resize:vertical;}
.field input::placeholder,
.field textarea::placeholder{color:#7C828B;}
.field input:focus,
.field textarea:focus{
  outline:none;
  border-color:var(--lime);
  background:rgba(255,255,255,.09);
  box-shadow:0 0 0 3px rgba(198,242,78,.25);
}
.form-note{font-size:12.5px;color:#7C828B;line-height:1.7;margin:0;}
.cta-form .btn-lime{width:100%;margin-top:4px;}

/* ---------- 页脚 ---------- */
.site-foot{
  background:var(--ink);
  color:#B9BEC6;
  padding:64px 0 0;
  margin-top:auto;
}
.foot-grid{
  display:grid;
  grid-template-columns:1.5fr 1fr 1fr 1.1fr;
  gap:36px;
  padding-bottom:44px;
}
.foot-brand .fb-name{
  display:block;
  font-size:18px;
  font-weight:700;
  letter-spacing:.04em;
  color:#FFFFFF;
}
.foot-brand .fb-bar{
  display:block;
  width:26px;height:2px;
  background:var(--lime);
  border-radius:2px;
  margin:14px 0 14px;
}
.foot-brand p{
  margin:0;
  max-width:320px;
  font-size:14px;
  line-height:1.85;
  color:#B9BEC6;
}
.foot-col h4{
  margin:0 0 16px;
  font-size:13px;
  font-weight:600;
  letter-spacing:.08em;
  color:#FFFFFF;
}
.foot-col ul{list-style:none;margin:0;padding:0;display:flex;flex-direction:column;gap:10px;}
.foot-col li{font-size:14px;line-height:1.7;color:#B9BEC6;}
.foot-col a{color:#B9BEC6;}
.foot-col a:hover{color:var(--lime);}
.foot-bottom{
  display:flex;
  flex-wrap:wrap;
  align-items:center;
  justify-content:space-between;
  gap:12px;
  padding:20px 0;
  border-top:1px solid rgba(255,255,255,.10);
  font-size:13px;
  color:#8D939C;
}

/* ---------- 响应式 ---------- */
@media (max-width:1199.98px){
  .container-x{padding-left:28px;padding-right:28px;}
  .zig-row{gap:32px;}
  .cta-box{padding:44px 36px;gap:36px;}
  .foot-grid{grid-template-columns:1.4fr 1fr 1fr;gap:28px;}
  .foot-brand{grid-column:1 / -1;}
}

@media (min-width:992px) and (max-width:1199.98px){
  .side-nav{width:88px;padding:26px 10px 20px;}
  .main-wrap{margin-left:88px;}
  .brand{padding-left:0;text-align:center;}
  .brand .b-main{font-size:14px;letter-spacing:.1em;}
  .brand .b-sub{font-size:9px;letter-spacing:.08em;}
  .brand .b-bar{margin-left:auto;margin-right:auto;}
  .nav-list a{
    width:48px;
    height:44px;
    padding:0;
    justify-content:center;
    margin:0 auto;
  }
  .nav-list a .label{display:none;}
  .side-foot{display:none;}
}

@media (max-width:991.98px){
  .side-nav{display:none;}
  .main-wrap{margin-left:0;padding-top:56px;}
  .phone-bar{
    display:flex;
    position:fixed;
    top:0;left:0;right:0;
    height:56px;
    align-items:center;
    justify-content:space-between;
    gap:14px;
    padding:0 16px;
    background:var(--ink);
    z-index:1030;
  }
  .top-bar{top:56px;}
  .page-head{padding:36px 0 34px;}
  .section{padding:64px 0;}
  .banner-media{min-height:240px;}
  .banner-inner{padding:28px 26px;}
  .timeline{grid-template-columns:repeat(2,1fr);gap:28px 24px;}
  .timeline::before{display:none;}
  .cta-box{grid-template-columns:1fr;gap:32px;padding:40px 30px;}
  .zig-row{grid-template-columns:1fr;gap:22px;}
  .zig-row:nth-child(even) .zig-media{order:0;}
}

@media (max-width:767.98px){
  .container-x{padding-left:18px;padding-right:18px;}
  .section{padding:48px 0;}
  .section-head{margin-bottom:32px;}
  .page-head .lead{font-size:15px;}
  .head-actions{flex-direction:column;gap:12px;}
  .head-actions .btn-lime,
  .head-actions .btn-ghost{width:100%;}
  .banner-media{min-height:220px;border-radius:14px;}
  .banner-inner{padding:24px 20px;}
  .banner-sub{font-size:14px;margin-bottom:18px;}
  .timeline{grid-template-columns:1fr;gap:24px;}
  .timeline::before{
    display:block;
    left:19px;right:auto;top:10px;bottom:10px;
    border-top:0;
    border-left:1px dashed #CFCBC1;
  }
  .tl-item{padding-left:58px;}
  .tl-dot{position:absolute;left:0;top:0;}
  .tl-date{margin-top:2px;font-size:19px;}
  .link-row{padding:18px;gap:14px;flex-wrap:wrap;}
  .link-row .lr-idx{flex:0 0 auto;}
  .link-row .lr-arrow{display:none;}
  .faq-acc .accordion-button{font-size:15.5px;padding:18px;}
  .faq-acc .accordion-body{padding:0 18px 18px;font-size:14.5px;}
  .cta-box{padding:32px 22px;border-radius:16px;}
  .form-row{grid-template-columns:1fr;}
  .foot-grid{grid-template-columns:1fr 1fr;gap:26px;padding-bottom:34px;}
  .foot-brand{grid-column:1 / -1;}
  .foot-bottom{flex-direction:column;align-items:flex-start;gap:8px;}
}

@media (max-width:520px){
  .zig-text h3{font-size:17.5px;}
  .link-row .lr-name{font-size:15.5px;}
  .foot-grid{grid-template-columns:1fr;}
}

@media (prefers-reduced-motion:reduce){
  *,*::before,*::after{transition:none !important;animation:none !important;}
}

/* roulang page: category2 */
:root{
  --lemon:#C6F24E;
  --lemon-deep:#B4E039;
  --ink:#14161A;
  --ink-soft:#1E2128;
  --graphite:#3A3F46;
  --gray:#6B7280;
  --coral:#FF5C39;
  --coral-text:#C43F22;
  --bg:#F5F3EE;
  --card:#FFFFFF;
  --line:#E3E0D8;
  --ph:#E9E6DE;
  --r-card:14px;
  --r-btn:10px;
  --r-img:12px;
  --sh-1:0 1px 2px rgba(20,22,26,.04), 0 8px 24px -12px rgba(20,22,26,.10);
  --sh-2:0 2px 4px rgba(20,22,26,.06), 0 18px 40px -18px rgba(20,22,26,.18);
  --side-w:236px;
  --side-w-mini:88px;
  --num-font:"Bahnschrift","DIN Alternate",ui-monospace,"SFMono-Regular",Menlo,monospace;
  --bs-primary:#C6F24E;
  --bs-primary-rgb:198,242,78;
  --bs-body-color:#3A3F46;
  --bs-body-bg:#F5F3EE;
  --bs-border-color:#E3E0D8;
  --bs-border-radius:14px;
  --bs-link-color:#3A3F46;
  --bs-link-hover-color:#14161A;
  --bs-font-sans-serif:"PingFang SC","Hiragino Sans GB","Microsoft YaHei","Source Han Sans SC",system-ui,sans-serif;
}
*,*::before,*::after{box-sizing:border-box;}
html{-webkit-text-size-adjust:100%;}
body{
  margin:0;
  background:var(--bg);
  color:var(--graphite);
  font-family:"PingFang SC","Hiragino Sans GB","Microsoft YaHei","Source Han Sans SC",system-ui,sans-serif;
  font-size:16px;
  line-height:1.8;
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block;}
a{color:var(--graphite);text-decoration:none;transition:color .2s ease;}
a:hover{color:var(--ink);}
button{font-family:inherit;}
h1,h2,h3,h4{color:var(--ink);margin:0;font-weight:700;letter-spacing:-.01em;}
p{margin:0;}
ul,ol{margin:0;padding:0;list-style:none;}
:focus-visible{outline:2px solid var(--ink);outline-offset:2px;border-radius:4px;}
::selection{background:var(--lemon);color:var(--ink);}
.container-x{
  width:100%;
  max-width:1180px;
  margin:0 auto;
  padding-left:40px;
  padding-right:40px;
}

/* ============ 侧栏 App Shell ============ */
.app-side{
  position:fixed;
  top:0;left:0;bottom:0;
  width:var(--side-w);
  background:var(--ink);
  display:flex;
  flex-direction:column;
  padding:26px 0 20px;
  z-index:1040;
  border-right:1px solid rgba(255,255,255,.06);
}
.side-brand{
  padding:0 22px 22px;
  border-bottom:1px solid rgba(255,255,255,.08);
  margin-bottom:18px;
}
.brand-link{display:block;color:#fff;}
.brand-main{
  display:block;
  font-size:20px;
  font-weight:700;
  letter-spacing:.16em;
  color:#fff;
  line-height:1.3;
}
.brand-sub{
  display:block;
  font-size:11px;
  letter-spacing:.16em;
  color:#9AA0A8;
  margin-top:4px;
}
.brand-bar{
  display:block;
  width:34px;height:2px;
  background:var(--lemon);
  margin-top:12px;
}
.side-nav{display:flex;flex-direction:column;gap:2px;padding:0 12px;flex:1 1 auto;overflow-y:auto;}
.side-nav a{
  position:relative;
  display:flex;
  align-items:center;
  gap:12px;
  height:44px;
  padding:0 12px 0 20px;
  border-radius:8px;
  color:#9AA0A8;
  font-size:14.5px;
  letter-spacing:.01em;
  transition:background .2s ease,color .2s ease;
}
.side-nav a::before{
  content:"";
  position:absolute;
  left:5px;top:50%;
  transform:translateY(-50%) scaleY(.2);
  width:3px;height:22px;
  background:var(--lemon);
  border-radius:2px;
  opacity:0;
  transition:opacity .2s ease,transform .2s ease;
}
.side-nav a:hover{color:#fff;background:rgba(255,255,255,.05);}
.side-nav a:hover::before{opacity:.55;transform:translateY(-50%) scaleY(1);}
.side-nav a.active{color:#fff;background:rgba(198,242,78,.10);font-weight:600;}
.side-nav a.active::before{opacity:1;transform:translateY(-50%) scaleY(1);}
.side-nav a svg{flex:0 0 auto;}
.side-foot{
  padding:18px 22px 0;
  margin-top:18px;
  border-top:1px solid rgba(255,255,255,.08);
}
.side-foot p{
  font-size:11.5px;
  line-height:1.7;
  color:#6E747D;
  letter-spacing:.02em;
}

/* ============ 移动端顶栏 / 抽屉 ============ */
.mobile-top{
  display:none;
  position:fixed;
  top:0;left:0;right:0;
  height:56px;
  background:var(--ink);
  z-index:1050;
  align-items:center;
  justify-content:space-between;
  padding:0 18px;
  border-bottom:1px solid rgba(255,255,255,.08);
}
.mobile-top .mt-brand{
  color:#fff;
  font-size:15px;
  font-weight:700;
  letter-spacing:.1em;
}
.nav-toggle{
  width:44px;height:44px;
  display:inline-flex;align-items:center;justify-content:center;
  background:transparent;
  border:1px solid rgba(255,255,255,.18);
  border-radius:10px;
  color:#fff;
}
.nav-toggle:hover{background:rgba(255,255,255,.08);}
.offcanvas.side-drawer{
  background:var(--ink);
  color:#fff;
  width:280px;
}
.side-drawer .offcanvas-header{
  padding:18px 20px;
  border-bottom:1px solid rgba(255,255,255,.08);
}
.side-drawer .btn-close{filter:invert(1) grayscale(1);opacity:.7;}
.side-drawer .offcanvas-body{padding:14px 12px 20px;}
.drawer-brand{color:#fff;font-size:17px;font-weight:700;letter-spacing:.14em;}
.drawer-brand span{display:block;font-size:11px;color:#9AA0A8;letter-spacing:.16em;margin-top:3px;font-weight:400;}

/* ============ 主内容区 ============ */
.app-main{
  padding-left:var(--side-w);
  min-height:100vh;
  display:flex;
  flex-direction:column;
}
.tool-bar{
  position:sticky;
  top:0;
  z-index:1020;
  height:44px;
  display:flex;
  align-items:center;
  background:rgba(245,243,238,.92);
  backdrop-filter:blur(6px);
  border-bottom:1px solid var(--line);
}
.tool-bar .container-x{
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:16px;
  height:100%;
}
.crumb{font-size:13px;color:var(--gray);display:flex;align-items:center;gap:8px;}
.crumb a{color:var(--gray);}
.crumb a:hover{color:var(--ink);text-decoration:underline;text-underline-offset:4px;}
.crumb .sep{color:#C7C2B6;}
.crumb .now{color:var(--ink);font-weight:600;}
.tool-tag{
  font-size:12px;
  letter-spacing:.08em;
  color:var(--graphite);
  background:rgba(198,242,78,.35);
  border-radius:999px;
  padding:3px 12px;
  white-space:nowrap;
}

/* ============ 通用区块 ============ */
.section{padding:64px 0;}
.section.tight{padding:48px 0;}
.section-head{margin-bottom:32px;max-width:760px;}
.eyebrow{
  display:inline-flex;
  align-items:center;
  gap:8px;
  font-size:12px;
  letter-spacing:.14em;
  color:var(--gray);
  margin-bottom:12px;
  font-family:var(--num-font);
}
.eyebrow::before{content:"";width:18px;height:2px;background:var(--lemon);display:inline-block;}
h2.sh{font-size:clamp(22px,2.6vw,30px);line-height:1.3;margin-bottom:10px;}
.sh-desc{font-size:15px;color:var(--gray);line-height:1.8;}

/* ============ Hero ============ */
.hero-rule{
  position:relative;
  overflow:hidden;
  padding:56px 0 0;
}
.hero-grid{
  display:grid;
  grid-template-columns:minmax(0,7fr) minmax(0,5fr);
  gap:40px;
  align-items:end;
}
.hero-copy .badge-line{
  display:inline-flex;
  align-items:center;
  gap:8px;
  background:rgba(255,92,57,.10);
  color:var(--coral-text);
  font-size:12px;
  font-weight:600;
  letter-spacing:.08em;
  padding:5px 14px;
  border-radius:999px;
  margin-bottom:18px;
}
.hero-copy h1{
  font-size:clamp(30px,4.2vw,46px);
  line-height:1.15;
  letter-spacing:-.02em;
  margin-bottom:18px;
  max-width:15em;
}
.hero-copy h1 em{font-style:normal;position:relative;white-space:nowrap;}
.hero-copy h1 em::after{
  content:"";
  position:absolute;
  left:0;right:0;bottom:-2px;
  height:8px;
  background:rgba(198,242,78,.55);
  z-index:-1;
  border-radius:2px;
}
.hero-lead{
  font-size:16.5px;
  line-height:1.85;
  color:var(--graphite);
  max-width:34em;
  margin-bottom:26px;
}
.hero-actions{display:flex;flex-wrap:wrap;gap:12px;margin-bottom:28px;}
.hero-facts{
  display:flex;
  flex-wrap:wrap;
  gap:12px 36px;
  padding-top:22px;
  border-top:1px solid var(--line);
}
.fact b{
  display:block;
  font-family:var(--num-font);
  font-size:26px;
  line-height:1.1;
  color:var(--ink);
  letter-spacing:-.01em;
}
.fact span{font-size:12.5px;color:var(--gray);letter-spacing:.04em;}

/* 主视觉条 */
.hero-band{
  position:relative;
  margin-top:44px;
  height:250px;
  border-radius:var(--r-img);
  overflow:hidden;
  background:#1E2128;
  box-shadow:var(--sh-1);
}
.hero-band img{
  position:absolute;inset:0;
  width:100%;height:100%;
  object-fit:cover;
  opacity:.72;
}
.hero-band::after{
  content:"";
  position:absolute;inset:0;
  background:linear-gradient(90deg,rgba(20,22,26,.86) 0%,rgba(20,22,26,.55) 46%,rgba(20,22,26,.28) 100%);
}
.band-inner{
  position:relative;
  z-index:2;
  height:100%;
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:24px;
  padding:0 44px;
}
.band-text{max-width:26em;}
.band-text strong{
  display:block;
  color:#fff;
  font-size:clamp(20px,2.2vw,26px);
  font-weight:700;
  line-height:1.35;
  margin-bottom:8px;
}
.band-text span{color:#C8CBD1;font-size:14px;line-height:1.7;}
.band-chip{
  flex:0 0 auto;
  background:#fff;
  border-left:3px solid var(--lemon);
  border-radius:12px;
  padding:14px 20px;
  box-shadow:var(--sh-2);
  min-width:150px;
}
.band-chip b{
  display:block;
  font-family:var(--num-font);
  font-size:26px;
  line-height:1.1;
  color:var(--ink);
}
.band-chip span{font-size:12px;color:var(--gray);letter-spacing:.04em;}

/* ============ 定义列表 ============ */
.def-grid{
  display:grid;
  grid-template-columns:repeat(2,minmax(0,1fr));
  gap:0 40px;
  background:var(--card);
  border:1px solid var(--line);
  border-radius:var(--r-card);
  box-shadow:var(--sh-1);
  padding:8px 32px;
}
.def-item{
  padding:22px 0;
  border-bottom:1px solid var(--line);
  display:grid;
  grid-template-columns:auto 1fr;
  gap:0 16px;
}
.def-item:nth-last-child(-n+2){border-bottom:0;}
.def-item dt{
  grid-column:1;
  font-size:15.5px;
  font-weight:700;
  color:var(--ink);
  white-space:nowrap;
}
.def-item .idx{
  font-family:var(--num-font);
  font-size:12px;
  color:var(--coral-text);
  letter-spacing:.06em;
  display:block;
  margin-bottom:2px;
}
.def-item dd{
  grid-column:2;
  grid-row:1 / span 2;
  margin:0;
  font-size:14.5px;
  line-height:1.8;
  color:var(--gray);
}

/* ============ 双栏：要点 + sticky ============ */
.split{
  display:grid;
  grid-template-columns:minmax(0,1fr) 320px;
  gap:32px;
  align-items:start;
}
.point-grid{
  display:grid;
  grid-template-columns:repeat(2,minmax(0,1fr));
  gap:16px;
}
.point-card{
  position:relative;
  background:var(--card);
  border:1px solid var(--line);
  border-radius:var(--r-card);
  padding:24px 22px 22px;
  box-shadow:var(--sh-1);
  clip-path:polygon(8px 0,100% 0,100% 100%,0 100%,0 8px);
  transition:transform .25s ease,box-shadow .25s ease,border-color .25s ease;
}
.point-card:hover{
  transform:translateY(-3px);
  box-shadow:var(--sh-2);
  border-color:rgba(198,242,78,.65);
}
.point-card .pc-idx{
  font-family:var(--num-font);
  font-size:12.5px;
  letter-spacing:.1em;
  color:var(--gray);
  display:block;
  margin-bottom:10px;
}
.point-card h3{
  font-size:17px;
  line-height:1.5;
  margin-bottom:8px;
}
.point-card p{font-size:14px;line-height:1.8;color:var(--gray);}

.sticky-card{
  position:sticky;
  top:64px;
  background:var(--ink);
  border-radius:var(--r-card);
  padding:28px 24px;
  color:#D6D9DE;
  box-shadow:var(--sh-2);
  overflow:hidden;
}
.sticky-card::before{
  content:"";
  position:absolute;
  top:-40px;right:-40px;
  width:160px;height:160px;
  background-image:radial-gradient(rgba(198,242,78,.35) 1px,transparent 1px);
  background-size:12px 12px;
  opacity:.5;
}
.sticky-card h3{
  color:#fff;
  font-size:18px;
  margin-bottom:6px;
}
.sticky-card .sc-sub{font-size:12.5px;color:#9AA0A8;margin-bottom:20px;}
.sc-list{display:flex;flex-direction:column;gap:0;}
.sc-list li{
  display:flex;
  align-items:baseline;
  justify-content:space-between;
  gap:12px;
  padding:13px 0;
  border-bottom:1px dashed rgba(255,255,255,.14);
  font-size:13.5px;
}
.sc-list li:last-child{border-bottom:0;}
.sc-list li span{color:#9AA0A8;}
.sc-list li b{
  color:var(--lemon);
  font-family:var(--num-font);
  font-size:15px;
  letter-spacing:.02em;
  font-weight:600;
  text-align:right;
}
.sticky-card .btn-line{margin-top:18px;width:100%;color:#fff;border-color:rgba(255,255,255,.35);}
.sticky-card .btn-line:hover{background:rgba(198,242,78,.16);border-color:var(--lemon);color:#fff;}

/* ============ 按钮 ============ */
.btn-lemon,.btn-line{
  display:inline-flex;
  align-items:center;
  justify-content:center;
  gap:8px;
  min-height:46px;
  padding:0 22px;
  font-size:15px;
  font-weight:700;
  border-radius:var(--r-btn);
  cursor:pointer;
  transition:transform .2s ease,box-shadow .2s ease,background .2s ease,border-color .2s ease,color .2s ease;
}
.btn-lemon{
  background:var(--lemon);
  color:var(--ink);
  border:1px solid var(--lemon);
  position:relative;
  overflow:hidden;
}
.btn-lemon::after{
  content:"";
  position:absolute;
  left:-16px;top:-16px;
  width:12px;height:46px;
  background:rgba(255,255,255,.55);
  transform:rotate(22deg);
  opacity:0;
  transition:opacity .2s ease;
}
.btn-lemon:hover{
  background:var(--lemon-deep);
  border-color:var(--lemon-deep);
  color:var(--ink);
  transform:translateY(-2px);
  box-shadow:var(--sh-2);
}
.btn-lemon:hover::after{opacity:1;}
.btn-lemon:active{transform:translateY(0);box-shadow:var(--sh-1);}
.btn-line{
  background:transparent;
  color:var(--ink);
  border:1px solid var(--ink);
}
.btn-line:hover{
  background:rgba(198,242,78,.20);
  color:var(--ink);
  transform:translateY(-2px);
}
.btn-line:active{transform:translateY(0);}
.link-more{
  display:inline-flex;
  align-items:center;
  gap:6px;
  font-size:14px;
  font-weight:600;
  color:var(--ink);
  border-bottom:2px solid var(--lemon);
  padding-bottom:2px;
  transition:color .2s ease,border-color .2s ease;
}
.link-more:hover{color:var(--coral-text);border-color:var(--coral);}

/* ============ 对照表 ============ */
.table-wrap{
  background:var(--card);
  border:1px solid var(--line);
  border-radius:var(--r-card);
  box-shadow:var(--sh-1);
  overflow-x:auto;
}
table.cmp{
  width:100%;
  min-width:720px;
  border-collapse:collapse;
  font-size:14.5px;
}
table.cmp thead th{
  background:#F0EEE7;
  color:var(--ink);
  font-size:13px;
  letter-spacing:.06em;
  font-weight:700;
  text-align:left;
  padding:16px 20px;
  white-space:nowrap;
  border-bottom:1px solid var(--line);
}
table.cmp tbody td{
  padding:16px 20px;
  border-bottom:1px solid var(--line);
  color:var(--gray);
  line-height:1.7;
  vertical-align:top;
}
table.cmp tbody tr:nth-child(even) td{background:#FBFAF6;}
table.cmp tbody tr:last-child td{border-bottom:0;}
table.cmp tbody td:first-child{
  color:var(--ink);
  font-weight:600;
  white-space:nowrap;
}
.table-note{
  margin-top:14px;
  font-size:13px;
  color:var(--gray);
  display:flex;
  align-items:flex-start;
  gap:8px;
}
.table-note::before{
  content:"";
  flex:0 0 auto;
  width:6px;height:6px;
  margin-top:8px;
  background:var(--coral);
  border-radius:50%;
}

/* ============ 流程 ============ */
.flow-list{
  display:flex;
  flex-direction:column;
  gap:0;
  border-top:1px solid var(--line);
}
.flow-item{
  display:grid;
  grid-template-columns:96px minmax(0,1fr);
  gap:24px;
  padding:26px 0;
  border-bottom:1px solid var(--line);
  align-items:start;
}
.flow-item .fi-num{
  font-family:var(--num-font);
  font-size:34px;
  line-height:1;
  color:transparent;
  -webkit-text-stroke:1.4px var(--ink);
  letter-spacing:.02em;
}
.flow-item h3{font-size:18px;margin-bottom:6px;}
.flow-item p{font-size:14.5px;line-height:1.8;color:var(--gray);max-width:46em;}

/* ============ FAQ ============ */
.faq-list{
  max-width:820px;
  border-top:1px solid var(--line);
}
.faq-item{
  padding:22px 0;
  border-bottom:1px solid var(--line);
}
.faq-item h3{
  font-size:16.5px;
  line-height:1.6;
  display:flex;
  gap:12px;
  margin-bottom:8px;
}
.faq-item h3::before{
  content:"[?]";
  flex:0 0 auto;
  font-family:var(--num-font);
  font-size:13px;
  color:var(--coral-text);
  letter-spacing:.04em;
  padding-top:3px;
}
.faq-item p{
  font-size:14.5px;
  line-height:1.85;
  color:var(--gray);
  padding-left:36px;
  max-width:44em;
}

/* ============ CTA ============ */
.cta-band{
  background:linear-gradient(135deg,#14161A 0%,#1F232A 100%);
  border-radius:18px;
  padding:48px;
  display:grid;
  grid-template-columns:minmax(0,1fr) auto;
  gap:32px;
  align-items:center;
  position:relative;
  overflow:hidden;
}
.cta-band::before{
  content:"";
  position:absolute;
  right:-60px;bottom:-80px;
  width:280px;height:280px;
  background-image:radial-gradient(rgba(198,242,78,.28) 1px,transparent 1px);
  background-size:14px 14px;
}
.cta-band h2{
  color:#fff;
  font-size:clamp(22px,2.6vw,30px);
  margin-bottom:10px;
  position:relative;
}
.cta-band p{
  color:#B9BEC6;
  font-size:14.5px;
  line-height:1.8;
  max-width:36em;
  position:relative;
}
.cta-actions{
  display:flex;
  gap:12px;
  flex-wrap:wrap;
  position:relative;
}
.cta-band .btn-line{color:#fff;border-color:rgba(255,255,255,.4);}
.cta-band .btn-line:hover{background:rgba(198,242,78,.18);border-color:var(--lemon);color:#fff;}

/* ============ 页脚 ============ */
.site-foot{
  margin-top:auto;
  background:var(--ink);
  color:#B9BEC6;
  padding:56px 0 24px;
}
.foot-grid{
  display:grid;
  grid-template-columns:1.6fr 1fr 1fr 1.2fr;
  gap:32px;
  padding-bottom:36px;
  border-bottom:1px solid rgba(255,255,255,.10);
}
.fb-name{
  display:inline-block;
  color:#fff;
  font-size:17px;
  font-weight:700;
  letter-spacing:.12em;
}
.fb-bar{
  display:block;
  width:30px;height:2px;
  background:var(--lemon);
  margin:12px 0 14px;
}
.foot-brand p{font-size:13px;line-height:1.85;color:#8E949C;max-width:30em;}
.foot-col h4{
  color:#fff;
  font-size:13px;
  letter-spacing:.08em;
  margin-bottom:16px;
  font-weight:600;
}
.foot-col ul li{
  font-size:13.5px;
  line-height:2.1;
  color:#8E949C;
}
.foot-col ul li a{color:#B9BEC6;}
.foot-col ul li a:hover{color:var(--lemon);}
.foot-bottom{
  display:flex;
  justify-content:space-between;
  gap:16px;
  flex-wrap:wrap;
  padding-top:20px;
  font-size:12.5px;
  color:#6E747D;
  letter-spacing:.02em;
}

/* ============ 响应式 ============ */
@media (max-width:1199px){
  .app-side{width:var(--side-w-mini);align-items:center;padding:22px 0 16px;}
  .side-brand{padding:0 0 20px;text-align:center;width:100%;}
  .brand-main{font-size:15px;letter-spacing:.06em;}
  .brand-sub{display:none;}
  .brand-bar{margin:10px auto 0;width:20px;}
  .side-nav{padding:0 10px;width:100%;align-items:center;}
  .side-nav a{
    justify-content:center;
    padding:0;
    width:52px;
    height:46px;
  }
  .side-nav a::before{left:-1px;}
  .side-nav a .label{display:none;}
  .side-foot{display:none;}
  .app-main{padding-left:var(--side-w-mini);}
  .split{grid-template-columns:minmax(0,1fr) 290px;gap:24px;}
  .cta-band{padding:40px;}
}
@media (max-width:991px){
  .app-side{display:none;}
  .mobile-top{display:flex;}
  .app-main{padding-left:0;padding-top:56px;}
  .tool-bar{top:56px;}
  .container-x{padding-left:28px;padding-right:28px;}
  .section{padding:64px 0;}
  .hero-grid{grid-template-columns:1fr;gap:28px;align-items:start;}
  .hero-band{height:220px;margin-top:32px;}
  .band-inner{padding:0 28px;}
  .def-grid{grid-template-columns:1fr;padding:4px 24px;}
  .def-item:nth-last-child(-n+2){border-bottom:1px solid var(--line);}
  .def-item:last-child{border-bottom:0;}
  .split{grid-template-columns:1fr;}
  .sticky-card{position:static;}
  .flow-item{grid-template-columns:72px minmax(0,1fr);gap:18px;}
  .flow-item .fi-num{font-size:28px;}
  .cta-band{grid-template-columns:1fr;padding:36px 28px;border-radius:16px;}
}
@media (max-width:767px){
  body{font-size:15.5px;}
  .container-x{padding-left:18px;padding-right:18px;}
  .section{padding:48px 0;}
  .section.tight{padding:36px 0;}
  .hero-rule{padding-top:36px;}
  .hero-copy h1{max-width:none;}
  .hero-actions{flex-direction:column;gap:12px;}
  .hero-actions .btn-lemon,.hero-actions .btn-line{width:100%;}
  .hero-facts{gap:16px 28px;}
  .fact b{font-size:22px;}
  .hero-band{height:210px;}
  .band-inner{flex-direction:column;align-items:flex-start;justify-content:center;gap:16px;padding:0 22px;}
  .band-chip{width:100%;}
  .point-grid{grid-template-columns:1fr;}
  .def-item{grid-template-columns:1fr;gap:4px;}
  .def-item dd{grid-column:1;grid-row:auto;}
  .flow-item{grid-template-columns:1fr;gap:6px;padding:20px 0;}
  .faq-item p{padding-left:0;}
  .cta-actions{flex-direction:column;}
  .cta-actions .btn-lemon,.cta-actions .btn-line{width:100%;}
  .foot-grid{grid-template-columns:1fr 1fr;gap:26px;}
  .foot-brand{grid-column:1 / -1;}
  .site-foot{padding:44px 0 20px;}
  .tool-tag{display:none;}
  .table-wrap{border-radius:12px;}
  table.cmp thead th,table.cmp tbody td{padding:13px 14px;}
}
@media (max-width:519px){
  .hero-copy h1{font-size:27px;}
  h2.sh{font-size:21px;}
  .foot-grid{grid-template-columns:1fr;}
  .band-text strong{font-size:19px;}
  .sticky-card{padding:22px 18px;}
}
@media (prefers-reduced-motion:reduce){
  *{transition:none !important;animation:none !important;}
}

/* roulang page: category3 */
:root{
  --ink:#14161A;
  --ink-soft:#1E2126;
  --graphite:#3A3F46;
  --gray:#6B7280;
  --lime:#C6F24E;
  --lime-deep:#B2E23A;
  --coral:#FF5C39;
  --bg:#F5F3EE;
  --card:#FFFFFF;
  --line:#E3E0D8;
  --img:#E9E6DE;
  --radius-card:14px;
  --radius-btn:10px;
  --radius-img:12px;
  --shadow-1:0 1px 2px rgba(20,22,26,.04),0 8px 24px -12px rgba(20,22,26,.10);
  --shadow-2:0 2px 4px rgba(20,22,26,.06),0 18px 40px -18px rgba(20,22,26,.18);
  --font:"PingFang SC","Hiragino Sans GB","Microsoft YaHei","Source Han Sans SC",system-ui,-apple-system,sans-serif;
  --mono:"Bahnschrift","DIN Alternate",ui-monospace,"SFMono-Regular",Consolas,monospace;
  --bs-body-bg:#F5F3EE;
  --bs-body-color:#3A3F46;
  --bs-border-color:#E3E0D8;
  --bs-border-radius:10px;
  --bs-primary:#14161A;
  --bs-link-color:#14161A;
  --bs-link-hover-color:#3A3F46;
  --bs-font-sans-serif:"PingFang SC","Hiragino Sans GB","Microsoft YaHei","Source Han Sans SC",system-ui,sans-serif;
}
*,*::before,*::after{box-sizing:border-box;}
html{scroll-behavior:smooth;}
body{
  margin:0;
  font-family:var(--font);
  background:var(--bg);
  color:var(--graphite);
  font-size:16px;
  line-height:1.8;
  -webkit-font-smoothing:antialiased;
  text-rendering:optimizeLegibility;
}
img{max-width:100%;display:block;border:0;}
a{color:inherit;text-decoration:none;transition:color .2s ease;}
button{font-family:inherit;}
h1,h2,h3,h4{color:var(--ink);font-weight:700;margin:0;}
p{margin:0;}
ul,ol{margin:0;padding:0;}
:focus-visible{outline:2px solid var(--ink);outline-offset:2px;}

/* ===== 侧栏壳层 ===== */
.side{
  position:fixed;left:0;top:0;bottom:0;width:236px;
  background:var(--ink);
  display:flex;flex-direction:column;
  padding:26px 0 20px;
  z-index:60;
  overflow-y:auto;
  scrollbar-width:none;
}
.side::-webkit-scrollbar{display:none;}
.side-head{padding:0 20px 22px;}
.logo{display:block;}
.logo-main{
  display:block;color:#fff;font-size:20px;font-weight:700;
  letter-spacing:.16em;line-height:1.2;
}
.logo-sub{
  display:block;color:#9AA0A8;font-size:11px;
  letter-spacing:.16em;margin-top:2px;
}
.logo-bar{display:block;width:34px;height:2px;background:var(--lime);margin-top:12px;}
.side-nav{display:flex;flex-direction:column;gap:2px;flex:1;}
.side-nav a{
  position:relative;
  display:flex;align-items:center;gap:12px;
  height:44px;padding:0 20px;
  color:#9AA0A8;font-size:14px;
  transition:color .2s ease,background .2s ease;
}
.side-nav a svg{flex:0 0 auto;}
.side-nav a::before{
  content:"";position:absolute;left:0;top:8px;bottom:8px;width:3px;
  background:var(--lime);opacity:0;transition:opacity .2s ease;
}
.side-nav a:hover{color:#fff;background:rgba(255,255,255,.05);}
.side-nav a:hover::before{opacity:.55;}
.side-nav a.active{color:#fff;background:rgba(198,242,78,.10);}
.side-nav a.active::before{opacity:1;}
.side-foot{
  margin-top:14px;padding:16px 20px 0;
  border-top:1px solid rgba(255,255,255,.08);
  font-size:11px;line-height:1.8;color:#7C838C;
}
.side-foot .sf-copy{margin-top:6px;color:#5E656E;letter-spacing:.04em;}

/* ===== 顶部移动栏 ===== */
.topbar{
  display:none;position:fixed;left:0;right:0;top:0;height:56px;
  background:var(--ink);z-index:70;
  align-items:center;justify-content:space-between;
  padding:0 16px;
}
.tb-logo{color:#fff;font-size:15px;font-weight:700;letter-spacing:.12em;}
.burger{
  width:44px;height:44px;border:0;background:transparent;
  display:flex;flex-direction:column;justify-content:center;align-items:flex-end;gap:5px;
  cursor:pointer;padding:0;
}
.burger span{display:block;width:22px;height:2px;background:var(--lime);border-radius:2px;}
.burger span:nth-child(2){width:16px;}
.burger[aria-expanded="true"] span:nth-child(1){transform:translateY(7px) rotate(45deg);}
.burger[aria-expanded="true"] span:nth-child(2){opacity:0;}
.burger[aria-expanded="true"] span:nth-child(3){transform:translateY(-7px) rotate(-45deg);}
.scrim{
  position:fixed;inset:0;background:rgba(20,22,26,.5);
  z-index:55;display:none;
}
.scrim.show{display:block;}

/* ===== 主区域 ===== */
.main{margin-left:236px;min-height:100vh;display:flex;flex-direction:column;}
.container-x{width:100%;max-width:1180px;margin:0 auto;padding:0 40px;}

.toolbar{
  position:sticky;top:0;z-index:40;
  background:var(--bg);
  border-bottom:1px solid var(--line);
}
.toolbar-inner{
  display:flex;align-items:center;justify-content:space-between;
  gap:16px;min-height:44px;padding-top:6px;padding-bottom:6px;
}
.crumb{font-size:13px;color:var(--gray);display:flex;align-items:center;flex-wrap:wrap;gap:4px;}
.crumb a:hover{color:var(--ink);text-decoration:underline;text-underline-offset:4px;}
.crumb .sep{color:#C3BFB4;}
.crumb .cur{color:var(--ink);font-weight:600;}
.tool-tag{
  font-size:12px;letter-spacing:.06em;color:var(--ink);
  background:rgba(198,242,78,.32);
  padding:3px 12px;border-radius:999px;white-space:nowrap;
}

/* ===== Hero ===== */
.hero{padding:56px 0 0;}
.hero-inner{position:relative;}
.hero-inner::after{
  content:"";position:absolute;right:-10px;top:-10px;width:200px;height:180px;
  background-image:radial-gradient(rgba(20,22,26,.18) 1px,transparent 1px);
  background-size:14px 14px;opacity:.4;pointer-events:none;z-index:0;
}
.eyebrow{
  display:inline-flex;align-items:center;gap:8px;
  font-size:12px;letter-spacing:.14em;color:var(--gray);
  margin-bottom:18px;position:relative;z-index:1;
}
.eyebrow i{display:block;width:8px;height:8px;background:var(--lime);border-radius:2px;}
.hero h1{
  position:relative;z-index:1;
  font-size:clamp(30px,4.2vw,46px);line-height:1.15;letter-spacing:-.02em;
  max-width:15em;
}
.hero-lead{
  position:relative;z-index:1;
  margin-top:20px;max-width:660px;
  font-size:17px;line-height:1.9;color:var(--graphite);
}
.hero-metrics{display:flex;flex-wrap:wrap;gap:40px;margin-top:30px;}
.metric .num{
  font-family:var(--mono);font-size:26px;line-height:1;color:var(--ink);
  letter-spacing:.02em;
}
.metric .lbl{font-size:12px;color:var(--gray);letter-spacing:.06em;margin-top:8px;}
.hero-actions{display:flex;flex-wrap:wrap;gap:12px;margin-top:30px;}

/* ===== 按钮 ===== */
.btn-lime,.btn-ghost,.btn-wire{
  display:inline-flex;align-items:center;justify-content:center;
  min-height:46px;padding:0 24px;border-radius:var(--radius-btn);
  font-size:15px;font-weight:700;border:1px solid transparent;
  cursor:pointer;transition:background .22s ease,color .22s ease,transform .22s ease,box-shadow .22s ease,border-color .22s ease;
}
.btn-lime{background:var(--lime);color:var(--ink);}
.btn-lime:hover{background:var(--lime-deep);color:var(--ink);transform:translateY(-2px);box-shadow:var(--shadow-2);}
.btn-lime:active{transform:translateY(0);box-shadow:var(--shadow-1);}
.btn-ghost{background:transparent;border-color:var(--ink);color:var(--ink);}
.btn-ghost:hover{background:rgba(198,242,78,.16);transform:translateY(-2px);}
.btn-ghost:active{transform:translateY(0);}
.btn-wire{background:transparent;border-color:rgba(255,255,255,.32);color:#fff;}
.btn-wire:hover{border-color:var(--lime);color:var(--lime);transform:translateY(-2px);}
.btn-block{display:flex;width:100%;}

/* ===== 主视觉条 ===== */
.visual{
  position:relative;margin-top:44px;height:250px;
  border-radius:var(--radius-img);overflow:hidden;background:var(--img);
  box-shadow:var(--shadow-1);
}
.visual img{width:100%;height:100%;object-fit:cover;}
.visual::after{
  content:"";position:absolute;inset:0;
  background:linear-gradient(90deg,rgba(20,22,26,.78) 0%,rgba(20,22,26,.34) 62%,rgba(20,22,26,.18) 100%);
}
.visual .vcut{
  position:absolute;right:-30px;bottom:-60px;width:180px;height:180px;
  background:var(--lime);opacity:.16;transform:rotate(8deg);z-index:1;
}
.visual-title{
  position:absolute;left:28px;top:24px;z-index:2;
  color:#fff;font-size:13px;letter-spacing:.14em;opacity:.86;
}
.visual .vcard{
  position:absolute;left:28px;bottom:24px;z-index:2;
  background:#fff;border-radius:12px;border-left:3px solid var(--lime);
  padding:14px 20px;box-shadow:var(--shadow-2);
}
.visual .vnum{font-family:var(--mono);font-size:24px;line-height:1;color:var(--ink);}
.visual .vtxt{font-size:12px;color:var(--gray);margin-top:6px;letter-spacing:.04em;}

/* ===== 板块 ===== */
.section{padding:88px 0;}
.section + .section{border-top:1px solid var(--line);}
.sec-head{margin-bottom:36px;max-width:720px;}
.sec-head h2{font-size:clamp(22px,2.6vw,30px);line-height:1.35;}
.sec-head p{margin-top:14px;font-size:15px;color:var(--gray);line-height:1.9;}

/* ===== 流程 + 材料卡 ===== */
.flow-wrap{display:grid;grid-template-columns:minmax(0,1fr) 340px;gap:36px;align-items:start;}
.flow{display:flex;flex-direction:column;}
.flow-item{
  display:grid;grid-template-columns:64px minmax(0,1fr);gap:22px;
  padding:26px 0;border-top:1px dashed #CFCBC1;
}
.flow-item:first-child{border-top:0;padding-top:0;}
.flow-num{
  width:56px;height:56px;border:1px solid var(--line);border-radius:10px;
  background:#fff;display:flex;align-items:center;justify-content:center;
  font-family:var(--mono);font-size:18px;color:var(--ink);letter-spacing:.02em;
  box-shadow:var(--shadow-1);
}
.flow-item h3{font-size:18px;line-height:1.5;}
.flow-item p{margin-top:8px;font-size:15px;line-height:1.85;color:var(--graphite);max-width:38em;}
.flow-meta{
  display:inline-block;margin-top:12px;font-size:12px;letter-spacing:.06em;
  color:#8A9099;background:#EFEDE6;border-radius:999px;padding:3px 12px;
}
.side-card{
  position:sticky;top:64px;
  background:var(--card);border:1px solid var(--line);border-radius:var(--radius-card);
  box-shadow:var(--shadow-1);padding:26px;
}
.side-card h3{font-size:16px;letter-spacing:.02em;}
.side-card .sc-sub{font-size:12px;color:var(--gray);margin-top:6px;letter-spacing:.04em;}
.side-card ul{list-style:none;margin:18px 0 0;}
.side-card li{
  position:relative;padding-left:24px;
  font-size:14px;line-height:1.7;color:var(--graphite);margin-bottom:12px;
}
.side-card li:last-child{margin-bottom:0;}
.side-card li::before{
  content:"";position:absolute;left:0;top:9px;width:8px;height:8px;
  background:var(--lime);border-radius:2px;
}
.side-card .sc-foot{margin-top:20px;padding-top:18px;border-top:1px solid var(--line);}

/* ===== 材料表格 ===== */
.tbl-wrap{overflow-x:auto;border-radius:12px;box-shadow:var(--shadow-1);}
.tbl{width:100%;min-width:640px;border-collapse:collapse;background:#fff;font-size:14px;border:1px solid var(--line);}
.tbl thead th{
  text-align:left;padding:14px 18px;font-size:12px;letter-spacing:.08em;
  color:var(--ink);background:#FAF8F3;border-bottom:1px solid var(--line);font-weight:700;
}
.tbl tbody td{
  padding:15px 18px;border-bottom:1px solid var(--line);
  color:var(--graphite);vertical-align:top;line-height:1.75;
}
.tbl tbody tr:nth-child(even){background:#FBFAF6;}
.tbl tbody tr:last-child td{border-bottom:0;}
.tbl td strong{color:var(--ink);font-weight:600;}
.tbl-note{margin-top:16px;font-size:13px;color:var(--gray);line-height:1.8;}

/* ===== 三卡 ===== */
.card-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:20px;}
.tile{
  background:#fff;border:1px solid var(--line);border-radius:var(--radius-card);
  overflow:hidden;box-shadow:var(--shadow-1);
  transition:transform .26s ease,box-shadow .26s ease,border-color .26s ease;
}
.tile:hover{transform:translateY(-3px);box-shadow:var(--shadow-2);border-color:rgba(198,242,78,.7);}
.tile-img{aspect-ratio:16/10;background:var(--img);overflow:hidden;}
.tile-img img{width:100%;height:100%;object-fit:cover;transition:transform .3s ease;}
.tile:hover .tile-img img{transform:scale(1.03);}
.tile-body{padding:22px 22px 24px;}
.tile-body h3{font-size:18px;line-height:1.5;}
.tile-body p{margin-top:10px;font-size:14px;line-height:1.8;color:var(--graphite);}
.tile-tag{
  display:inline-block;font-size:12px;letter-spacing:.06em;color:#C43F22;
  background:rgba(255,92,57,.10);border-radius:999px;padding:3px 11px;margin-bottom:12px;
}

/* ===== 常见异议 ===== */
.obj-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:20px;}
.obj{
  background:#fff;border:1px solid var(--line);border-left:3px solid var(--lime);
  border-radius:var(--radius-card);padding:26px 24px;box-shadow:var(--shadow-1);
  transition:transform .26s ease,box-shadow .26s ease;
}
.obj:hover{transform:translateY(-3px);box-shadow:var(--shadow-2);}
.obj .ob-num{font-family:var(--mono);font-size:13px;color:#8A9099;letter-spacing:.08em;}
.obj h3{font-size:17px;line-height:1.55;margin-top:10px;}
.obj p{margin-top:10px;font-size:14px;line-height:1.85;color:var(--graphite);}

/* ===== FAQ ===== */
.faq-wrap{max-width:760px;}
.accordion-item{
  background:#fff;border:1px solid var(--line) !important;
  border-radius:12px !important;margin-bottom:12px;overflow:hidden;
}
.accordion-item:last-child{margin-bottom:0;}
.accordion-button{
  background:#fff;color:var(--ink);font-size:17px;font-weight:600;
  padding:18px 20px;box-shadow:none !important;line-height:1.6;
}
.accordion-button:not(.collapsed){background:#FAF8F3;color:var(--ink);}
.accordion-button:focus{box-shadow:none;border-color:transparent;}
.accordion-button::after{transition:transform .24s ease;}
.accordion-button:not(.collapsed)::after{transform:rotate(-90deg);}
.accordion-body{
  padding:0 20px 20px;font-size:15px;line-height:1.85;color:var(--graphite);
  background:#FAF8F3;
}

/* ===== CTA ===== */
.cta{background:var(--ink);padding:72px 0;position:relative;overflow:hidden;}
.cta .cut{
  position:absolute;right:-80px;top:-60px;width:280px;height:280px;
  background:linear-gradient(180deg,rgba(198,242,78,.20),rgba(198,242,78,.04));
  transform:rotate(8deg);pointer-events:none;
}
.cta-inner{
  position:relative;z-index:1;
  display:grid;grid-template-columns:minmax(0,1fr) auto;
  gap:32px;align-items:center;
}
.cta h2{color:#fff;font-size:clamp(22px,2.6vw,30px);line-height:1.35;}
.cta p{color:#B9BEC6;margin-top:14px;font-size:15px;line-height:1.9;max-width:34em;}
.cta-actions{display:flex;flex-wrap:wrap;gap:12px;}

/* ===== 页脚 ===== */
.site-foot{background:var(--ink);color:#B9BEC6;padding:64px 0 28px;margin-top:auto;}
.foot-grid{display:grid;grid-template-columns:1.5fr 1fr 1fr 1.1fr;gap:32px;}
.fb-name{color:#fff;font-size:18px;font-weight:700;letter-spacing:.06em;}
.fb-bar{display:block;width:34px;height:2px;background:var(--lime);margin:14px 0 16px;}
.foot-brand p{font-size:13px;line-height:1.9;color:#9AA0A8;max-width:320px;}
.foot-col h4{font-size:13px;letter-spacing:.08em;color:#fff;margin-bottom:14px;}
.foot-col ul{list-style:none;}
.foot-col li{font-size:13px;line-height:2;color:#9AA0A8;}
.foot-col a{color:#B9BEC6;}
.foot-col a:hover{color:var(--lime);}
.foot-bottom{
  margin-top:44px;padding-top:20px;border-top:1px solid rgba(255,255,255,.08);
  display:flex;justify-content:space-between;flex-wrap:wrap;gap:10px;
  font-size:12px;color:#7C838C;letter-spacing:.03em;
}

/* ===== 响应式 ===== */
@media (max-width:1199px) and (min-width:992px){
  .side{width:88px;padding:22px 0 16px;}
  .side-head{padding:0 0 18px;display:flex;justify-content:center;}
  .logo-main{font-size:15px;letter-spacing:.1em;text-align:center;}
  .logo-sub{display:none;}
  .logo-bar{width:18px;margin:8px auto 0;}
  .side-nav a{justify-content:center;padding:0;}
  .side-nav a .label{
    position:absolute;left:calc(100% + 10px);top:50%;
    transform:translateY(-50%) scale(.96);
    background:var(--ink-soft);color:#fff;font-size:12px;
    padding:6px 12px;border-radius:8px;white-space:nowrap;
    opacity:0;visibility:hidden;transition:opacity .18s ease,transform .18s ease,visibility .18s;
    box-shadow:var(--shadow-2);z-index:5;
  }
  .side-nav a:hover .label{opacity:1;visibility:visible;transform:translateY(-50%) scale(1);}
  .side-foot{display:none;}
  .main{margin-left:88px;}
  .flow-wrap{grid-template-columns:minmax(0,1fr) 300px;gap:28px;}
  .card-grid,.obj-grid{grid-template-columns:repeat(2,minmax(0,1fr));}
  .foot-grid{grid-template-columns:1fr 1fr;gap:28px;}
}
@media (max-width:991px){
  .side{
    width:236px;transform:translateX(-100%);
    transition:transform .28s ease;box-shadow:var(--shadow-2);
  }
  .side.open{transform:translateX(0);}
  .side .logo-sub{display:block;}
  .side-nav a .label{
    position:static;opacity:1;visibility:visible;
    background:none;padding:0;box-shadow:none;
    color:inherit;font-size:14px;transform:none;
  }
  .main{margin-left:0;padding-top:56px;}
  .topbar{display:flex;}
  .toolbar{top:56px;}
  .container-x{padding:0 28px;}
  .hero{padding-top:44px;}
  .section{padding:64px 0;}
  .flow-wrap{grid-template-columns:minmax(0,1fr);}
  .side-card{position:static;top:auto;}
  .cta-inner{grid-template-columns:minmax(0,1fr);}
  .cta-actions{justify-content:flex-start;}
  .card-grid,.obj-grid{grid-template-columns:repeat(2,minmax(0,1fr));}
  .foot-grid{grid-template-columns:1fr 1fr;gap:28px;}
}
@media (max-width:767px){
  .container-x{padding:0 18px;}
  .section{padding:48px 0;}
  .hero h1{max-width:none;}
  .hero-lead{font-size:16px;}
  .hero-metrics{gap:24px 28px;}
  .hero-actions{flex-direction:column;gap:12px;}
  .hero-actions .btn-lime,.hero-actions .btn-ghost{width:100%;}
  .visual{height:190px;}
  .visual .vcard{left:16px;bottom:16px;padding:12px 16px;}
  .visual .vnum{font-size:20px;}
  .visual-title{left:16px;top:16px;}
  .flow-item{grid-template-columns:48px minmax(0,1fr);gap:14px;padding:22px 0;}
  .flow-num{width:42px;height:42px;font-size:15px;}
  .card-grid,.obj-grid{grid-template-columns:minmax(0,1fr);}
  .sec-head{margin-bottom:26px;}
  .side-card{padding:22px;}
  .cta{padding:52px 0;}
  .cta-actions{flex-direction:column;}
  .cta-actions .btn-lime,.cta-actions .btn-wire{width:100%;}
  .foot-grid{grid-template-columns:minmax(0,1fr);gap:26px;}
  .foot-bottom{flex-direction:column;}
  .accordion-button{font-size:16px;padding:16px;}
  .accordion-body{padding:0 16px 18px;}
}

/* roulang page: category4 */
:root{
  --ink:#14161A;
  --ink-2:#1C1F25;
  --ink-3:#2A2E35;
  --graphite:#3A3F46;
  --gray:#6B7280;
  --gray-2:#9AA0A8;
  --lime:#C6F24E;
  --lime-deep:#B2DE3A;
  --coral:#FF5C39;
  --coral-ink:#C43F22;
  --bg:#F5F3EE;
  --card:#FFFFFF;
  --line:#E3E0D8;
  --ph:#E9E6DE;
  --r-card:14px;
  --r-btn:10px;
  --r-img:12px;
  --sh-1:0 1px 2px rgba(20,22,26,.04), 0 8px 24px -12px rgba(20,22,26,.10);
  --sh-2:0 2px 4px rgba(20,22,26,.06), 0 18px 40px -18px rgba(20,22,26,.18);
  --side:236px;
  --bs-primary:#C6F24E;
  --bs-body-color:#3A3F46;
  --bs-border-color:#E3E0D8;
  --bs-border-radius:14px;
  --bs-link-color:#14161A;
  --bs-link-hover-color:#C43F22;
  --bs-font-sans-serif:"PingFang SC","Hiragino Sans GB","Microsoft YaHei","Source Han Sans SC",system-ui,sans-serif;
  --font-num:"Bahnschrift","DIN Alternate","Helvetica Neue",ui-monospace,monospace;
}
*,*::before,*::after{box-sizing:border-box;}
html{-webkit-text-size-adjust:100%;}
body{
  margin:0;
  background:var(--bg);
  color:var(--graphite);
  font-family:var(--bs-font-sans-serif);
  font-size:16px;
  line-height:1.8;
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block;}
a{color:var(--ink);text-decoration:none;transition:color .18s ease;}
a:hover{color:var(--coral-ink);}
button{font-family:inherit;}
h1,h2,h3,h4,p,ul,ol,figure{margin:0;}
ul,ol{padding:0;list-style:none;}
:focus-visible{outline:2px solid var(--ink);outline-offset:2px;}
.container-x{max-width:1180px;margin:0 auto;padding:0 40px;}
.num{font-family:var(--font-num);letter-spacing:.01em;}

/* ---------- 左侧 App Shell ---------- */
.sidebar{
  position:fixed;top:0;left:0;width:var(--side);height:100vh;
  background:var(--ink);
  display:flex;flex-direction:column;
  padding:26px 0 18px;
  z-index:1040;
  border-right:1px solid rgba(255,255,255,.07);
}
.brand{padding:0 20px 22px;}
.brand-main{
  display:block;color:#fff;font-size:20px;font-weight:700;letter-spacing:.16em;line-height:1.2;
}
.brand-sub{
  display:block;color:#8B929B;font-size:11px;letter-spacing:.16em;margin-top:6px;
}
.brand-bar{display:block;width:32px;height:2px;background:var(--lime);margin-top:12px;}
.side-nav{display:flex;flex-direction:column;gap:2px;padding:8px 0;flex:1;}
.side-nav a{
  display:flex;align-items:center;gap:12px;
  height:44px;padding:0 20px;
  color:#9AA0A8;font-size:14.5px;
  border-left:3px solid transparent;
  transition:color .18s ease,background .18s ease,border-color .18s ease;
}
.side-nav a svg{flex:0 0 18px;opacity:.85;}
.side-nav a:hover{color:#fff;border-left-color:rgba(198,242,78,.4);background:rgba(255,255,255,.03);}
.side-nav a.active{color:#fff;background:rgba(198,242,78,.10);border-left-color:var(--lime);}
.side-foot{padding:14px 20px 0;border-top:1px solid rgba(255,255,255,.08);}
.side-foot p{font-size:11.5px;line-height:1.7;color:#7C838C;}
.side-foot p + p{margin-top:4px;}
.side-foot a{color:#9AA0A8;}
.side-foot a:hover{color:var(--lime);}

/* ---------- 移动端顶栏 / 抽屉 ---------- */
.mobile-top{
  display:none;position:fixed;top:0;left:0;right:0;height:56px;
  background:var(--ink);z-index:1050;align-items:center;justify-content:space-between;
  padding:0 16px;border-bottom:1px solid rgba(255,255,255,.08);
}
.mobile-top .mt-brand{color:#fff;font-size:15px;font-weight:700;letter-spacing:.08em;}
.mt-toggle{
  width:44px;height:44px;display:inline-flex;align-items:center;justify-content:center;
  background:transparent;border:1px solid rgba(255,255,255,.18);border-radius:8px;color:#fff;
  cursor:pointer;
}
.mt-toggle:hover{background:rgba(198,242,78,.12);border-color:rgba(198,242,78,.4);}
.offcanvas.drawer{background:var(--ink);color:#fff;width:272px;border-right:1px solid rgba(255,255,255,.08);}
.offcanvas.drawer .drawer-head{padding:20px 20px 16px;display:flex;align-items:flex-start;justify-content:space-between;}
.offcanvas.drawer .brand-main{font-size:18px;}
.drawer-close{
  width:40px;height:40px;border:1px solid rgba(255,255,255,.2);background:transparent;color:#fff;
  border-radius:8px;line-height:1;font-size:18px;cursor:pointer;
}
.drawer-close:hover{background:rgba(198,242,78,.12);}

/* ---------- 主内容 ---------- */
.main-area{margin-left:var(--side);min-height:100vh;display:flex;flex-direction:column;}
.toolbar{
  position:sticky;top:0;z-index:1020;
  height:44px;display:flex;align-items:center;
  background:var(--bg);
  border-bottom:1px solid var(--line);
}
.crumbs{display:flex;align-items:center;gap:8px;font-size:13px;color:var(--gray);flex-wrap:wrap;}
.crumbs a{color:var(--gray);}
.crumbs a:hover{color:var(--ink);}
.crumbs .sep{color:#C2BEB4;}
.crumbs .cur{color:var(--ink);font-weight:600;}
.tool-tag{
  margin-left:auto;font-size:12px;letter-spacing:.08em;color:var(--ink);
  background:rgba(198,242,78,.28);border-radius:999px;padding:3px 12px;font-weight:600;
}

/* ---------- Hero ---------- */
.hero{padding:52px 0 0;}
.hero-grid{display:grid;grid-template-columns:1.28fr .92fr;gap:36px;align-items:stretch;}
.kicker{
  display:inline-flex;align-items:center;gap:8px;
  font-size:12px;letter-spacing:.1em;color:var(--ink);font-weight:600;
  background:#fff;border:1px solid var(--line);border-radius:999px;padding:5px 14px;
}
.kicker i{width:6px;height:6px;background:var(--coral);border-radius:50%;display:inline-block;}
h1{
  margin-top:20px;
  font-size:clamp(30px,4.2vw,46px);
  line-height:1.16;font-weight:700;letter-spacing:-.02em;color:var(--ink);
  max-width:16em;
}
.hero-lead{margin-top:18px;font-size:16.5px;line-height:1.85;color:var(--graphite);max-width:36em;}
.hero-lead strong{color:var(--ink);font-weight:600;}
.hero-actions{display:flex;flex-wrap:wrap;gap:12px;margin-top:28px;}
.btn-lime,.btn-ghost{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  min-height:46px;padding:0 22px;border-radius:var(--r-btn);
  font-size:15px;font-weight:700;cursor:pointer;border:1px solid transparent;
  transition:transform .18s ease,box-shadow .18s ease,background .18s ease,border-color .18s ease,color .18s ease;
}
.btn-lime{background:var(--lime);color:var(--ink);box-shadow:var(--sh-1);}
.btn-lime:hover{background:var(--lime-deep);color:var(--ink);transform:translateY(-2px);box-shadow:var(--sh-2);}
.btn-lime:active{transform:translateY(0);box-shadow:var(--sh-1);}
.btn-ghost{background:transparent;border-color:var(--ink);color:var(--ink);}
.btn-ghost:hover{background:rgba(198,242,78,.18);color:var(--ink);transform:translateY(-2px);box-shadow:var(--sh-1);}
.btn-ghost:active{transform:translateY(0);}
.link-more{
  display:inline-flex;align-items:center;gap:6px;font-size:14px;font-weight:600;color:var(--ink);
  border-bottom:2px solid var(--lime);padding-bottom:2px;
}
.link-more:hover{color:var(--coral-ink);border-bottom-color:var(--coral);}

.metrics{display:grid;grid-template-columns:repeat(3,1fr);gap:14px;margin-top:36px;max-width:520px;}
.metric{background:#fff;border:1px solid var(--line);border-radius:var(--r-card);padding:14px 16px;box-shadow:var(--sh-1);}
.metric b{display:block;font-family:var(--font-num);font-size:24px;font-weight:600;color:var(--ink);line-height:1.2;}
.metric span{display:block;font-size:12px;color:var(--gray);margin-top:4px;letter-spacing:.04em;}

.hero-visual{
  position:relative;border-radius:var(--r-card);overflow:hidden;
  min-height:340px;
  background:url('/assets/images/backpic/back-2.png') center/cover no-repeat, var(--ph);
  box-shadow:var(--sh-1);
}
.hero-visual::after{
  content:"";position:absolute;inset:0;
  background:linear-gradient(180deg,rgba(20,22,26,.35) 0%,rgba(20,22,26,.55) 100%);
}
.hero-visual .slash{
  position:absolute;left:-40px;bottom:34px;width:190px;height:26px;
  background:var(--lime);transform:skewX(-8deg);opacity:.9;z-index:2;
}
.float-card{
  position:absolute;left:18px;right:18px;bottom:18px;z-index:3;
  background:#fff;border-radius:12px;padding:14px 16px;
  border-left:3px solid var(--lime);box-shadow:var(--sh-2);
}
.float-card b{display:block;font-family:var(--font-num);font-size:26px;font-weight:600;color:var(--ink);line-height:1.1;}
.float-card span{display:block;font-size:12px;color:var(--gray);margin-top:4px;}

/* ---------- 通用板块 ---------- */
.section{padding:76px 0 0;}
.section-head{display:flex;align-items:flex-end;justify-content:space-between;gap:24px;flex-wrap:wrap;margin-bottom:26px;}
.section-head h2{
  font-size:clamp(22px,2.6vw,30px);line-height:1.3;font-weight:700;color:var(--ink);letter-spacing:-.01em;
}
.section-head p{margin-top:10px;font-size:15px;color:var(--gray);max-width:34em;}

/* 筛选标签条 */
.filter-bar{display:flex;flex-wrap:wrap;gap:10px;margin-bottom:22px;}
.chip{
  display:inline-flex;align-items:center;height:34px;padding:0 14px;border-radius:999px;
  font-size:13px;color:var(--graphite);background:#fff;border:1px solid var(--line);
}
.chip.is-on{background:var(--ink);color:#fff;border-color:var(--ink);}

/* 行式公告列表 */
.notice-rows{border-top:1px solid var(--line);}
.notice-row{
  display:grid;grid-template-columns:132px 1fr auto;gap:24px;align-items:start;
  padding:22px 4px;border-bottom:1px solid var(--line);
  transition:background .18s ease,transform .18s ease;
}
.notice-row:hover{background:#fff;transform:translateX(3px);}
.nr-time{font-family:var(--font-num);font-size:15px;font-weight:600;color:var(--ink);line-height:1.5;}
.nr-time small{display:block;font-family:var(--bs-font-sans-serif);font-size:11.5px;color:var(--gray);font-weight:400;letter-spacing:.04em;}
.nr-body h3{font-size:17.5px;font-weight:600;color:var(--ink);line-height:1.5;}
.nr-body p{margin-top:6px;font-size:14px;color:var(--gray);line-height:1.75;max-width:52em;}
.badge-type{
  display:inline-flex;align-items:center;height:26px;padding:0 12px;border-radius:999px;
  font-size:12px;font-weight:600;background:rgba(198,242,78,.34);color:var(--ink);white-space:nowrap;
}
.badge-coral{background:rgba(255,92,57,.10);color:var(--coral-ink);}

/* 图文区块 */
.split{display:grid;grid-template-columns:1fr 1fr;gap:40px;align-items:center;}
.split-figure{
  border-radius:var(--r-img);overflow:hidden;aspect-ratio:16/10;background:var(--ph);
  box-shadow:var(--sh-1);
}
.split-figure img{width:100%;height:100%;object-fit:cover;transition:transform .3s ease;}
.split-figure:hover img{transform:scale(1.03);}
.point-list{margin-top:22px;display:flex;flex-direction:column;gap:16px;}
.point{
  display:flex;gap:14px;background:#fff;border:1px solid var(--line);border-radius:var(--r-card);
  padding:16px 18px;box-shadow:var(--sh-1);transition:box-shadow .18s ease,transform .18s ease;
}
.point:hover{box-shadow:var(--sh-2);transform:translateY(-2px);}
.point .idx{
  flex:0 0 34px;height:34px;border-radius:8px;border:1px solid var(--line);
  display:flex;align-items:center;justify-content:center;
  font-family:var(--font-num);font-size:13px;font-weight:600;color:var(--ink);
  background:rgba(198,242,78,.22);
}
.point h3{font-size:16px;font-weight:600;color:var(--ink);}
.point p{font-size:13.5px;color:var(--gray);margin-top:4px;line-height:1.7;}

/* 流程 */
.flow-wrap{display:grid;grid-template-columns:1.4fr .9fr;gap:36px;align-items:start;}
.flow{position:relative;padding-left:8px;}
.step{
  position:relative;padding:0 0 30px 62px;
}
.step:last-child{padding-bottom:0;}
.step::before{
  content:"";position:absolute;left:19px;top:44px;bottom:0;width:1px;
  background:repeating-linear-gradient(to bottom,#CFCBC1 0 5px,transparent 5px 11px);
}
.step:last-child::before{display:none;}
.step .no{
  position:absolute;left:0;top:0;width:40px;height:40px;border-radius:50%;
  border:1px solid var(--ink);color:var(--ink);
  display:flex;align-items:center;justify-content:center;
  font-family:var(--font-num);font-size:14px;font-weight:600;background:var(--bg);
}
.step h3{font-size:18px;font-weight:600;color:var(--ink);line-height:1.5;}
.step p{font-size:14px;color:var(--gray);margin-top:6px;line-height:1.75;max-width:34em;}
.side-card{
  background:var(--ink);color:#B9BEC6;border-radius:var(--r-card);padding:26px 24px;
  box-shadow:var(--sh-2);position:sticky;top:64px;
}
.side-card h3{color:#fff;font-size:17px;font-weight:600;margin-bottom:14px;}
.side-card ul{display:flex;flex-direction:column;gap:12px;}
.side-card li{display:flex;gap:10px;font-size:13.5px;line-height:1.7;}
.side-card li::before{content:"";flex:0 0 6px;height:6px;margin-top:9px;background:var(--lime);border-radius:2px;transform:skewX(-14deg);}
.side-card .btn-lime{margin-top:20px;width:100%;}

/* FAQ */
.faq-acc{max-width:760px;border-top:1px solid var(--line);}
.faq-acc .accordion-item{
  background:transparent;border:0;border-bottom:1px solid var(--line);border-radius:0;
}
.faq-acc .accordion-button{
  background:transparent;color:var(--ink);font-size:17px;font-weight:600;
  padding:20px 44px 20px 0;box-shadow:none;line-height:1.55;border-radius:0;
}
.faq-acc .accordion-button::after{
  background-image:none;
  content:"";width:10px;height:10px;border-right:2px solid var(--ink);border-bottom:2px solid var(--ink);
  transform:rotate(45deg);transition:transform .2s ease;margin-right:8px;
}
.faq-acc .accordion-button:not(.collapsed){background:transparent;color:var(--ink);}
.faq-acc .accordion-button:not(.collapsed)::after{transform:rotate(-135deg);}
.faq-acc .accordion-button:focus{box-shadow:none;outline:2px solid var(--ink);outline-offset:-2px;}
.faq-acc .accordion-body{
  padding:0 0 22px;font-size:14.5px;line-height:1.85;color:var(--graphite);background:transparent;
  max-width:44em;
}

/* CTA */
.cta-band{
  margin-top:80px;background:var(--ink);color:#B9BEC6;border-radius:0;
  padding:64px 0;position:relative;overflow:hidden;
}
.cta-band::before{
  content:"";position:absolute;right:-60px;top:-40px;width:260px;height:70px;
  background:rgba(198,242,78,.10);transform:skewX(-8deg);
}
.cta-inner{display:grid;grid-template-columns:1.3fr .8fr;gap:40px;align-items:center;position:relative;}
.cta-inner h2{color:#fff;font-size:clamp(22px,2.6vw,30px);font-weight:700;line-height:1.3;}
.cta-inner p{margin-top:14px;font-size:15px;line-height:1.85;max-width:36em;}
.cta-actions{display:flex;flex-wrap:wrap;gap:12px;justify-content:flex-end;}
.cta-actions .btn-ghost{border-color:rgba(255,255,255,.45);color:#fff;}
.cta-actions .btn-ghost:hover{background:rgba(198,242,78,.16);color:#fff;}

/* ---------- 页脚 ---------- */
.site-foot{background:var(--ink);color:#B9BEC6;padding:56px 0 0;margin-top:80px;}
.foot-grid{display:grid;grid-template-columns:1.5fr 1fr 1fr 1.1fr;gap:36px;padding-bottom:40px;}
.foot-brand .fb-name{color:#fff;font-size:17px;font-weight:700;letter-spacing:.1em;display:block;}
.foot-brand .fb-bar{display:block;width:30px;height:2px;background:var(--lime);margin:12px 0 14px;}
.foot-brand p{font-size:13px;line-height:1.8;max-width:26em;}
.foot-col h4{color:#fff;font-size:13px;letter-spacing:.08em;font-weight:600;margin-bottom:14px;}
.foot-col ul{display:flex;flex-direction:column;gap:9px;}
.foot-col li{font-size:13px;line-height:1.7;}
.foot-col a{color:#B9BEC6;}
.foot-col a:hover{color:var(--lime);}
.foot-bottom{
  border-top:1px solid rgba(255,255,255,.1);padding:18px 0 22px;
  display:flex;justify-content:space-between;gap:16px;flex-wrap:wrap;font-size:12.5px;color:#7C838C;
}

/* ---------- 响应式 ---------- */
@media (max-width:1199.98px){
  .hero-grid{grid-template-columns:1.15fr .85fr;gap:26px;}
  .container-x{padding:0 28px;}
  .foot-grid{grid-template-columns:1.4fr 1fr 1fr;gap:28px;}
  .foot-grid .foot-col:last-child{grid-column:1 / -1;}
}
@media (max-width:991.98px){
  .sidebar{display:none;}
  .main-area{margin-left:0;padding-top:56px;}
  .mobile-top{display:flex;}
  .toolbar{top:56px;}
  .hero{padding-top:34px;}
  .hero-grid{grid-template-columns:1fr;}
  .hero-visual{order:-1;min-height:250px;aspect-ratio:4/3;}
  .split,.flow-wrap,.cta-inner{grid-template-columns:1fr;gap:28px;}
  .side-card{position:static;}
  .cta-actions{justify-content:flex-start;}
  .section{padding-top:60px;}
  .cta-band{margin-top:60px;padding:52px 0;}
  .site-foot{margin-top:60px;}
  .notice-row{grid-template-columns:110px 1fr;gap:16px;}
  .badge-wrap{grid-column:2;}
}
@media (max-width:767.98px){
  .container-x{padding:0 18px;}
  body{font-size:15.5px;}
  .hero-actions{flex-direction:column;gap:12px;}
  .hero-actions .btn-lime,.hero-actions .btn-ghost{width:100%;}
  .metrics{grid-template-columns:1fr;max-width:none;gap:10px;}
  .metric{display:flex;align-items:baseline;gap:10px;padding:12px 14px;}
  .metric b{font-size:20px;}
  .metric span{margin-top:0;}
  .section{padding-top:48px;}
  .notice-row{grid-template-columns:1fr;gap:8px;padding:18px 2px;}
  .nr-time{display:flex;align-items:center;gap:8px;}
  .nr-time small{display:inline;}
  .badge-wrap{grid-column:1;margin-top:4px;}
  .foot-grid{grid-template-columns:1fr 1fr;gap:24px;}
  .foot-brand{grid-column:1 / -1;}
  .foot-grid .foot-col:last-child{grid-column:1 / -1;}
  .foot-bottom{flex-direction:column;gap:6px;}
  .tool-tag{display:none;}
  .step{padding-left:52px;}
  .step::before{left:15px;}
  .step .no{width:32px;height:32px;font-size:12px;}
  .faq-acc .accordion-button{font-size:16px;padding:18px 36px 18px 0;}
  .cta-actions .btn-lime,.cta-actions .btn-ghost{width:100%;}
}