/* roulang page: index */
:root{
  --ink:#0E3B2F;
  --ink-soft:#12503F;
  --lime:#C8F24E;
  --orange:#FF5A1F;
  --sand:#F5F4EE;
  --card:#FFFFFF;
  --deep:#0B1A15;
  --text:#1C2321;
  --muted:#5A6560;
  --line:#E1E0D8;
  --error:#C63A17;
  --r-card:16px;
  --r-img:12px;
  --r-btn:10px;
  --r-pill:999px;
  --sd-1:0 2px 8px rgba(11,26,21,.06);
  --sd-2:0 10px 28px rgba(11,26,21,.10);
  --sidebar:248px;
  --container:1200px;
}
*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%}
body{
  margin:0;font-family:"HarmonyOS Sans","PingFang SC","Microsoft YaHei",system-ui,-apple-system,"Segoe UI",sans-serif;
  font-size:17px;line-height:1.8;color:var(--text);background:var(--sand);-webkit-font-smoothing:antialiased;
}
h1,h2,h3,h4{margin:0;color:var(--ink);font-weight:700;line-height:1.3;letter-spacing:-.01em}
p{margin:0}
ul,ol{margin:0;padding:0;list-style:none}
figure,blockquote{margin:0}
img{display:block;max-width:100%;height:auto;border:0}
a{color:var(--ink);text-decoration:none;transition:color .2s ease}
a:hover,a:focus{color:var(--orange)}
button{font:inherit;cursor:pointer}
input,select,textarea{font:inherit;color:inherit}
:focus-visible{outline:2px solid var(--lime);outline-offset:2px}
.container{width:100%;max-width:var(--container);margin:0 auto;padding:0 24px}
.section{padding:96px 0}
.section-white{background:#fff}
.section-head{max-width:760px;margin-bottom:48px}
.section-head h2{font-size:clamp(24px,2.6vw,34px);margin-bottom:14px}
.section-head p{color:var(--muted);font-size:16px}
.head-row{display:flex;flex-wrap:wrap;gap:16px;align-items:flex-end;justify-content:space-between;max-width:none}
.kicker{
  display:inline-flex;align-items:center;gap:8px;font-size:13px;font-weight:600;letter-spacing:.04em;
  color:var(--ink);background:rgba(200,242,78,.4);border-radius:var(--r-pill);padding:6px 14px;margin-bottom:20px;
}
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;min-height:46px;padding:12px 26px;
  border-radius:var(--r-btn);font-size:16px;font-weight:600;border:1.5px solid transparent;
  transition:transform .2s ease,box-shadow .2s ease,background-color .2s ease,color .2s ease,border-color .2s ease;
}
.btn-primary{background:var(--orange);color:#fff;box-shadow:0 6px 16px rgba(255,90,31,.28)}
.btn-primary:hover,.btn-primary:focus{background:#ff6f3b;color:#fff;transform:translateY(-2px);box-shadow:0 12px 26px rgba(255,90,31,.34)}
.btn-primary:active{transform:translateY(0);box-shadow:0 4px 12px rgba(255,90,31,.26)}
.btn-ghost{border-color:var(--ink);color:var(--ink);background:transparent}
.btn-ghost:hover,.btn-ghost:focus{background:rgba(14,59,47,.08);color:var(--ink);transform:translateY(-2px)}
.btn-lime{background:var(--lime);color:var(--deep);font-weight:700}
.btn-lime:hover{background:#d6f96e;color:var(--deep);transform:translateY(-2px)}
.text-link{display:inline-flex;align-items:center;gap:6px;font-weight:600;font-size:15px;color:var(--ink);border-bottom:2px solid var(--lime);padding-bottom:2px}
.text-link:hover{color:var(--orange);border-color:var(--orange)}
.tag{display:inline-flex;align-items:center;padding:4px 12px;border-radius:var(--r-pill);background:rgba(200,242,78,.38);color:var(--ink);font-size:13px;font-weight:600;line-height:1.6}
.tag-mini{background:rgba(200,242,78,.28);font-size:12px;padding:3px 10px}
/* ---------- 侧栏 ---------- */
.app-side{
  position:fixed;left:0;top:0;width:var(--sidebar);height:100vh;background:var(--deep);color:#fff;
  display:flex;flex-direction:column;padding:22px 18px;border-right:1px solid rgba(225,224,216,.08);z-index:80;
}
.side-brand{display:flex;align-items:center;gap:10px;padding:4px 4px 18px;border-bottom:1px solid rgba(255,255,255,.10)}
.logo-mark{display:inline-flex;align-items:center;justify-content:center;width:34px;height:34px;color:var(--lime);flex:0 0 auto}
.brand-text{display:flex;flex-direction:column;line-height:1.25}
.brand-text strong{color:#fff;font-size:17px;letter-spacing:.02em}
.brand-text em{font-style:normal;font-size:12px;color:rgba(255,255,255,.5)}
.side-nav{margin-top:20px;display:flex;flex-direction:column;gap:4px}
.side-nav a{position:relative;display:flex;align-items:center;gap:10px;padding:11px 12px;border-radius:10px;color:rgba(255,255,255,.76);font-size:15px;transition:background-color .2s ease,color .2s ease}
.side-nav a:hover{background:rgba(200,242,78,.10);color:#fff}
.side-nav a.is-active{background:rgba(255,255,255,.08);color:#fff;font-weight:600}
.side-nav a.is-active::before{content:"";position:absolute;left:-18px;top:9px;bottom:9px;width:3px;background:var(--lime);border-radius:0 3px 3px 0}
.side-divider{height:1px;background:rgba(255,255,255,.10);margin:22px 4px}
.side-foot{margin-top:auto;display:flex;flex-direction:column;gap:14px}
.side-foot .btn{width:100%}
.side-contact{font-size:12.5px;color:rgba(255,255,255,.52);line-height:1.9}
.side-contact strong{color:var(--lime);display:block;font-size:14px;letter-spacing:.02em}
.side-mask{position:fixed;inset:0;background:rgba(11,26,21,.55);opacity:0;visibility:hidden;transition:opacity .25s ease,visibility .25s ease;z-index:70}
.side-mask.is-visible{opacity:1;visibility:visible}
/* ---------- 移动顶栏 ---------- */
.topbar{
  display:none;position:sticky;top:0;z-index:60;height:56px;align-items:center;justify-content:space-between;gap:12px;
  padding:0 14px;background:var(--deep);color:#fff;border-bottom:1px solid rgba(255,255,255,.10);
}
.topbar-brand{display:flex;align-items:center;gap:8px;font-weight:700;font-size:15px;color:#fff}
.topbar-brand .logo-mark{width:24px;height:24px}
.burger{display:inline-flex;flex-direction:column;justify-content:center;gap:5px;width:44px;height:44px;background:transparent;border:0;padding:10px}
.burger span{display:block;height:2px;background:#fff;border-radius:2px}
.topbar .btn{min-height:38px;padding:6px 14px;font-size:14px}
/* ---------- 主区 ---------- */
.app-main{margin-left:var(--sidebar);min-height:100vh}
/* ---------- Hero ---------- */
.hero{position:relative;overflow:hidden;padding:66px 0 88px;background:var(--sand)}
.hero::before{
  content:"";position:absolute;inset:0;pointer-events:none;
  background-image:linear-gradient(rgba(14,59,47,.045) 1px,transparent 1px),linear-gradient(90deg,rgba(14,59,47,.045) 1px,transparent 1px);
  background-size:48px 48px;
}
.hero-inner{position:relative;z-index:1}
.hero h1{font-size:clamp(30px,4.2vw,52px);line-height:1.25;margin-bottom:18px}
.hero-sub{font-size:clamp(17px,1.6vw,20px);color:var(--ink-soft);font-weight:600;margin-bottom:14px}
.hero-desc{color:var(--muted);max-width:560px;margin-bottom:28px}
.hero-actions{display:flex;flex-wrap:wrap;gap:14px;margin-bottom:26px}
.hero-points{display:flex;flex-wrap:wrap;gap:10px 22px}
.hero-points li{position:relative;padding-left:18px;font-size:14.5px;color:var(--muted)}
.hero-points li::before{content:"";position:absolute;left:0;top:11px;width:7px;height:7px;background:var(--lime);border-radius:2px;transform:rotate(45deg)}
.hero-figure{position:relative;margin-top:8px}
.hero-figure img{width:100%;aspect-ratio:4/3;object-fit:cover;border-radius:var(--r-img);box-shadow:var(--sd-2);clip-path:polygon(0 0,100% 0,100% 88%,0 100%)}
.hero-figure::after{
  content:"";position:absolute;right:16px;bottom:-30px;width:150px;height:150px;border-radius:50%;
  border:14px solid var(--lime);opacity:.5;z-index:-1;
}
.float-card{
  position:absolute;left:20px;bottom:44px;background:#fff;border-radius:14px;box-shadow:var(--sd-2);
  padding:14px 18px;display:flex;flex-direction:column;gap:4px;border:1px solid var(--line);max-width:78%;
}
.float-label{align-self:flex-start;font-size:12px;font-weight:700;color:#fff;background:var(--orange);border-radius:var(--r-pill);padding:2px 10px}
.float-card strong{font-size:15px;color:var(--ink)}
.float-card em{font-style:normal;font-size:13px;color:var(--muted);font-family:ui-monospace,"SFMono-Regular",Menlo,Consolas,monospace}
.stat-band{
  margin-top:56px;background:#fff;border:1px solid var(--line);border-radius:var(--r-card);
  box-shadow:var(--sd-1);padding:26px 0;
}
.stat-item{border-left:1px solid var(--line);padding:6px 26px}
.stat-item:first-child{border-left:0}
.stat-item strong{
  display:inline-block;font-size:clamp(22px,2.4vw,30px);line-height:1.4;font-family:ui-monospace,"SFMono-Regular",Menlo,Consolas,monospace;
  background:var(--deep);color:var(--lime);padding:2px 14px;border-radius:8px;letter-spacing:.02em;
}
.stat-item span{display:block;margin-top:12px;color:var(--muted);font-size:14px}
/* ---------- 卖点横带 ---------- */
.points-band{background:var(--deep);color:rgba(255,255,255,.78)}
.points-band .section-head h2{color:#fff}
.points-band .section-head p{color:rgba(255,255,255,.6)}
.points-grid{gap:0}
.point-item{border-left:1px solid rgba(255,255,255,.14);padding:6px 28px 6px 26px}
.point-num{display:block;font-family:ui-monospace,"SFMono-Regular",Menlo,Consolas,monospace;font-size:14px;color:var(--lime);letter-spacing:.14em;margin-bottom:12px}
.point-item h3{color:#fff;font-size:20px;margin-bottom:10px}
.point-item p{font-size:15px;color:rgba(255,255,255,.68);line-height:1.85}
/* ---------- 场景 ---------- */
.scene-row{padding:36px 0;border-top:1px solid var(--line)}
.scene-row:first-of-type{border-top:0;padding-top:0}
.scene-figure{position:relative;border-radius:var(--r-img);overflow:hidden;box-shadow:var(--sd-1)}
.scene-figure img{width:100%;aspect-ratio:16/11;object-fit:cover;border-radius:var(--r-img);transition:transform .35s ease}
.scene-figure:hover img{transform:scale(1.02)}
.scene-badge{
  position:absolute;left:16px;top:16px;background:var(--deep);color:var(--lime);font-size:12.5px;font-weight:600;
  padding:5px 14px;border-radius:var(--r-pill);letter-spacing:.02em;
}
.scene-row h3{font-size:20px;margin-bottom:12px}
.scene-desc{color:var(--muted);margin-bottom:18px}
.tick-list{display:flex;flex-direction:column;gap:10px;margin-bottom:22px}
.tick-list li{position:relative;padding-left:20px;font-size:15.5px;color:var(--text)}
.tick-list li::before{content:"";position:absolute;left:0;top:10px;width:8px;height:8px;border-radius:2px;background:var(--lime);transform:rotate(45deg)}
/* ---------- 最新信息 ---------- */
.news-grid{margin-top:8px}
.news-lead{background:#fff;border:1px solid var(--line);border-radius:var(--r-card);overflow:hidden;box-shadow:var(--sd-1);transition:transform .25s ease,box-shadow .25s ease;height:100%;display:flex;flex-direction:column}
.news-lead:hover{transform:translateY(-2px);box-shadow:var(--sd-2)}
.news-lead-media img{width:100%;aspect-ratio:16/9;object-fit:cover}
.news-lead-body{padding:24px 26px 26px;display:flex;flex-direction:column;gap:12px;flex:1}
.news-lead-body h3{font-size:22px;line-height:1.45}
.news-lead-body h3 a:hover{color:var(--orange)}
.news-lead-body p{color:var(--muted);font-size:15.5px;display:-webkit-box;-webkit-line-clamp:3;-webkit-box-orient:vertical;overflow:hidden}
.news-meta{display:flex;align-items:center;gap:14px;flex-wrap:wrap;font-size:13px;color:var(--muted);margin-top:auto}
.news-meta time{font-family:ui-monospace,"SFMono-Regular",Menlo,Consolas,monospace}
.news-meta a{font-weight:600;color:var(--ink)}
.news-meta a:hover{color:var(--orange)}
.news-mini{display:flex;flex-direction:column;gap:14px;height:100%}
.news-mini li{background:#fff;border:1px solid var(--line);border-radius:14px;padding:18px 20px;box-shadow:var(--sd-1);transition:transform .25s ease,box-shadow .25s ease;display:flex;flex-direction:column;gap:8px;flex:1}
.news-mini li:hover{transform:translateY(-2px);box-shadow:var(--sd-2)}
.news-mini h4{font-size:16px;line-height:1.5}
.news-mini h4 a:hover{color:var(--orange)}
.news-mini p{color:var(--muted);font-size:14px;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}
.news-mini-empty{justify-content:center;color:var(--muted);font-size:14.5px;text-align:center}
.news-empty{
  min-height:220px;display:flex;flex-direction:column;align-items:center;justify-content:center;gap:18px;
  background:#fff;border:1px dashed var(--line);border-radius:var(--r-card);color:var(--muted);
}
/* ---------- 社会认同 ---------- */
.proof{background:#fff}
.proof-stats{margin-bottom:44px}
.proof-stat{border-left:1px solid var(--line);padding:4px 26px}
.proof-stat:first-child{border-left:0}
.proof-stat strong{display:block;font-size:clamp(24px,2.6vw,32px);color:var(--ink);font-family:ui-monospace,"SFMono-Regular",Menlo,Consolas,monospace;line-height:1.4}
.proof-stat span{display:block;margin-top:8px;color:var(--muted);font-size:14px}
.logo-wall{display:flex;flex-wrap:wrap;gap:12px;margin-bottom:52px}
.logo-wall li{
  padding:12px 20px;border:1px solid var(--line);border-radius:12px;color:#9AA39D;font-size:14.5px;font-weight:600;
  filter:grayscale(1);transition:color .25s ease,border-color .25s ease,transform .25s ease;background:var(--sand);
}
.logo-wall li:hover{color:var(--ink);border-color:var(--ink);transform:translateY(-2px)}
.quote-row{gap:0}
.quote{
  background:var(--sand);border-left:4px solid var(--lime);border-radius:14px;padding:26px 28px;
  display:flex;flex-direction:column;gap:16px;height:100%;
}
.quote p{color:var(--text);font-size:15.5px;line-height:1.9}
.quote footer{font-size:13.5px;color:var(--muted)}
.quote-offset{margin-top:32px;background:#fff;border:1px solid var(--line);border-left:4px solid var(--ink)}
/* ---------- FAQ ---------- */
.faq-list{display:flex;flex-direction:column;gap:12px;max-width:920px}
.faq-item{background:#fff;border:1px solid var(--line);border-radius:14px;box-shadow:var(--sd-1);overflow:hidden;transition:box-shadow .25s ease}
.faq-item.is-open{box-shadow:var(--sd-2)}
.faq-q{
  width:100%;display:flex;align-items:center;gap:16px;background:transparent;border:0;text-align:left;
  padding:20px 24px;color:var(--ink);font-size:17px;font-weight:600;
}
.faq-num{font-family:ui-monospace,"SFMono-Regular",Menlo,Consolas,monospace;font-size:14px;color:var(--muted);flex:0 0 auto}
.faq-t{flex:1}
.faq-ico{position:relative;width:18px;height:18px;flex:0 0 auto;transition:transform .25s ease}
.faq-ico::before,.faq-ico::after{content:"";position:absolute;background:var(--ink);border-radius:2px}
.faq-ico::before{left:0;top:8px;width:18px;height:2px}
.faq-ico::after{left:8px;top:0;width:2px;height:18px}
.faq-item.is-open .faq-ico{transform:rotate(45deg)}
.faq-item.is-open .faq-t{color:var(--ink-soft)}
.faq-a{max-height:0;overflow:hidden;transition:max-height .3s ease}
.faq-a p{padding:0 24px 22px 58px;color:var(--muted);font-size:15px;line-height:1.85}
/* ---------- 底部 CTA ---------- */
.cta-band{background:var(--deep);color:rgba(255,255,255,.76);padding:88px 0}
.cta-band h2{color:#fff;font-size:clamp(24px,2.8vw,34px);margin-bottom:16px;max-width:520px}
.cta-band .lead{color:rgba(255,255,255,.66);max-width:520px;margin-bottom:24px}
.cta-meta{display:flex;flex-wrap:wrap;gap:10px 24px}
.cta-meta li{position:relative;padding-left:18px;font-size:14.5px;color:rgba(255,255,255,.7)}
.cta-meta li::before{content:"";position:absolute;left:0;top:11px;width:7px;height:7px;background:var(--lime);border-radius:2px;transform:rotate(45deg)}
.mini-form{background:#fff;border-radius:var(--r-card);padding:26px 26px 24px;box-shadow:var(--sd-2);display:flex;flex-direction:column;gap:16px}
.form-field{display:flex;flex-direction:column;gap:6px}
.form-field label{font-size:13px;font-weight:600;color:var(--ink)}
.form-field input,.form-field select,.form-field textarea{
  width:100%;padding:11px 14px;border:1px solid var(--line);border-radius:var(--r-btn);background:#fff;
  font-size:15px;color:var(--text);transition:border-color .2s ease,box-shadow .2s ease;
}
.form-field textarea{min-height:88px;resize:vertical}
.form-field input:focus,.form-field select:focus,.form-field textarea:focus{outline:0;border-color:var(--ink);box-shadow:0 0 0 3px rgba(14,59,47,.12)}
.form-field input:invalid:not(:placeholder-shown){border-color:var(--error)}
.form-note{font-size:13px;color:var(--muted);min-height:20px}
.form-note.is-ok{color:var(--ink-soft);font-weight:600}
/* ---------- 页脚 ---------- */
.foot{background:#08120E;color:rgba(255,255,255,.62);padding:72px 0 32px}
.foot-grid{gap:32px 0}
.foot-brand{display:flex;align-items:center;gap:10px;margin-bottom:16px}
.foot-brand strong{color:#fff;font-size:17px}
.foot-col h4{color:#fff;font-size:15px;margin-bottom:16px}
.foot-col p{font-size:14.5px;line-height:1.9}
.foot-col li{margin-bottom:10px}
.foot-col a{color:rgba(255,255,255,.62);font-size:14.5px}
.foot-col a:hover{color:var(--lime)}
.foot-contact{margin-top:16px;font-size:14px;color:rgba(255,255,255,.5);line-height:1.9}
.foot-bottom{
  margin-top:48px;padding-top:22px;border-top:1px solid rgba(255,255,255,.10);
  display:flex;flex-wrap:wrap;gap:10px;justify-content:space-between;font-size:13px;color:rgba(255,255,255,.42);
}
/* ---------- 移动底部条 ---------- */
.mobile-bar{
  display:none;position:fixed;left:0;right:0;bottom:0;height:56px;align-items:center;justify-content:space-between;gap:12px;
  padding:0 16px calc(0px + env(safe-area-inset-bottom,0));background:#fff;border-top:1px solid var(--line);
  box-shadow:0 -6px 20px rgba(11,26,21,.10);z-index:90;transform:translateY(110%);transition:transform .3s ease;
}
.mobile-bar.is-show{transform:translateY(0)}
.mobile-bar span{font-size:14px;color:var(--muted)}
.mobile-bar .btn{min-height:40px;padding:8px 18px;font-size:14.5px}
/* ---------- 响应式 ---------- */
@media (min-width:1440px){.container{max-width:1280px}}
@media (max-width:991px){
  .app-side{transform:translateX(-100%);transition:transform .28s ease;width:82vw;max-width:320px;box-shadow:var(--sd-2);height:100dvh;overflow-y:auto}
  .app-side.is-open{transform:translateX(0)}
  .app-main{margin-left:0}
  .topbar{display:flex}
  .section{padding:64px 0}
  .hero{padding:40px 0 64px}
  .hero-figure{max-width:560px}
  .stat-item{border-left:0;padding:16px 26px;border-top:1px solid var(--line)}
  .stat-item:first-child{border-top:0}
  .point-item{border-left:0;border-top:1px solid rgba(255,255,255,.14);padding:22px 4px}
  .point-item:first-child{border-top:0;padding-top:0}
  .proof-stat{border-left:0;border-top:1px solid var(--line);padding:18px 4px}
  .proof-stat:first-child{border-top:0}
  .quote-offset{margin-top:0}
  .news-mini{height:auto;margin-top:14px}
  .cta-band{padding:64px 0}
  .foot{padding:56px 0 24px}
}
@media (max-width:767px){
  body{padding-bottom:64px}
  .section{padding:56px 0}
  .container{padding:0 18px}
  .hero-desc,.scene-desc{font-size:15.5px}
  .mobile-bar{display:flex}
  .faq-q{padding:16px 18px;font-size:15.5px;gap:12px}
  .faq-a p{padding:0 18px 18px 46px}
  .mini-form{padding:20px 18px}
  .section-head{margin-bottom:32px}
}
@media (max-width:520px){
  body{font-size:15.5px;line-height:1.75}
  .hero h1{font-size:28px}
  .hero-actions{gap:10px}
  .btn{width:100%}
  .hero-actions .btn,.mobile-bar .btn,.cta-band .btn{width:100%}
  .mobile-bar .btn{width:auto}
  .stat-item strong{font-size:22px}
  .news-lead-body{padding:18px}
}

/* roulang page: category1 */
:root{
  --ink-green:#0E3B2F;
  --ink-deep:#0B1A15;
  --lime:#C8F24E;
  --lime-soft:rgba(200,242,78,.16);
  --orange:#FF5A1F;
  --sand:#F5F4EE;
  --card:#FFFFFF;
  --text:#1C2321;
  --muted:#5A6560;
  --line:#E1E0D8;
  --danger:#C63A17;
  --radius-card:16px;
  --radius-img:12px;
  --radius-btn:10px;
  --sidebar-w:248px;
  --shadow-1:0 2px 8px rgba(11,26,21,.06);
  --shadow-2:0 10px 28px rgba(11,26,21,.10);
  --mono:ui-monospace,SFMono-Regular,"SF Mono",Menlo,Consolas,"Liberation Mono",monospace;
  --section-y:96px;
}
*,*::before,*::after{box-sizing:border-box}
html{scroll-behavior:smooth;-webkit-text-size-adjust:100%}
body{
  margin:0;
  font-family:"HarmonyOS Sans","PingFang SC","Microsoft YaHei",system-ui,-apple-system,"Segoe UI",sans-serif;
  font-size:17px;
  line-height:1.8;
  color:var(--text);
  background:var(--sand);
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;height:auto;display:block}
a{color:var(--ink-green);text-decoration:none;transition:color .2s ease}
a:hover{color:var(--orange)}
ul,ol{margin:0;padding:0;list-style:none}
h1,h2,h3,h4{margin:0;line-height:1.35;font-weight:700;letter-spacing:.01em}
p{margin:0}
button{font-family:inherit;font-size:inherit}
input,textarea,select{font-family:inherit;font-size:16px}
:focus-visible{outline:2px solid var(--lime);outline-offset:2px;border-radius:4px}
.mono{font-family:var(--mono);font-variant-numeric:tabular-nums}

/* 布局骨架 */
.app-shell{min-height:100vh}
.main{
  margin-left:var(--sidebar-w);
  min-height:100vh;
  display:flex;
  flex-direction:column;
  min-width:0;
  position:relative;
}
.container{width:100%;max-width:1200px;margin:0 auto;padding:0 32px}
.section{padding:var(--section-y) 0}
.section--tight{padding:64px 0}
.section--dark{background:var(--ink-deep);color:#E4EFE9}
.section--ink{background:var(--ink-green);color:#E4EFE9}

/* 侧栏导航 */
.sidebar{
  position:fixed;top:0;left:0;width:var(--sidebar-w);height:100vh;z-index:60;
  background:var(--ink-green);color:#DDEBE3;
  display:flex;flex-direction:column;
  padding:26px 18px 22px;
  border-right:1px solid rgba(255,255,255,.08);
  overflow-y:auto;
}
.brand{display:flex;align-items:center;gap:12px;padding:4px 8px 20px;border-bottom:1px solid rgba(255,255,255,.1)}
.brand-mark{
  width:42px;height:42px;flex:0 0 42px;display:grid;place-items:center;
  background:linear-gradient(135deg,var(--lime),#9BD733);
  color:var(--ink-deep);font-weight:800;font-size:17px;
  clip-path:polygon(9px 0,100% 0,100% calc(100% - 9px),calc(100% - 9px) 100%,0 100%,0 9px);
}
.brand-text{display:flex;flex-direction:column;line-height:1.3;min-width:0}
.brand-name{font-size:17px;font-weight:700;color:#fff;letter-spacing:.02em}
.brand-sub{font-size:11px;color:rgba(200,242,78,.85);letter-spacing:.12em;font-family:var(--mono)}
.side-nav{display:flex;flex-direction:column;gap:6px;margin-top:26px}
.side-nav a{
  position:relative;display:block;padding:12px 14px 12px 17px;border-radius:10px;
  font-size:15px;color:#C9DCD2;line-height:1.5;transition:background-color .2s,color .2s;
}
.side-nav a:hover{background:rgba(255,255,255,.07);color:#fff}
.side-nav a.is-active{background:rgba(200,242,78,.13);color:#fff;font-weight:600}
.side-nav a.is-active::before{
  content:"";position:absolute;left:0;top:11px;bottom:11px;width:3px;border-radius:3px;background:var(--lime);
}
.side-foot{margin-top:auto;padding-top:26px}
.side-foot .divider{height:1px;background:rgba(255,255,255,.12);margin-bottom:18px}
.side-foot .btn{width:100%}
.side-contact{margin-top:16px;font-size:12.5px;color:rgba(222,238,230,.7);line-height:1.9}
.side-contact strong{display:block;color:#fff;font-size:13.5px;font-weight:600;margin-bottom:2px}

/* 顶部移动栏 */
.topbar{
  display:none;position:fixed;top:0;left:0;right:0;height:56px;z-index:70;
  align-items:center;justify-content:space-between;gap:12px;padding:0 14px;
  background:var(--ink-green);color:#fff;box-shadow:0 6px 20px rgba(11,26,21,.22);
}
.hamburger{
  width:44px;height:44px;border:0;background:transparent;display:grid;place-content:center;gap:5px;cursor:pointer;border-radius:10px;
}
.hamburger span{display:block;width:20px;height:2px;background:#fff;border-radius:2px}
.hamburger:hover{background:rgba(255,255,255,.1)}
.topbar-brand{font-size:16px;font-weight:700;color:#fff;letter-spacing:.02em}
.topbar-brand:hover{color:var(--lime)}
.backdrop{display:none}

/* 按钮 */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  min-height:48px;padding:0 24px;border-radius:var(--radius-btn);
  font-size:16px;font-weight:600;line-height:1;border:0;cursor:pointer;
  transition:transform .18s ease,box-shadow .18s ease,background-color .18s ease,color .18s ease,border-color .18s ease;
}
.btn-primary{background:var(--orange);color:#fff;box-shadow:0 6px 16px rgba(255,90,31,.28)}
.btn-primary:hover{background:#ff7135;color:#fff;transform:translateY(-2px);box-shadow:0 12px 26px rgba(255,90,31,.34)}
.btn-primary:active{transform:translateY(0);box-shadow:0 4px 12px rgba(255,90,31,.3)}
.btn-ghost{background:transparent;color:var(--ink-green);border:1.5px solid var(--ink-green)}
.btn-ghost:hover{background:rgba(14,59,47,.08);color:var(--ink-green);transform:translateY(-2px)}
.btn-ghost:active{transform:translateY(0)}
.btn-light{background:transparent;color:#EAF5EE;border:1.5px solid rgba(234,245,238,.5)}
.btn-light:hover{background:rgba(200,242,78,.14);border-color:var(--lime);color:#fff;transform:translateY(-2px)}
.btn-sm{min-height:40px;padding:0 18px;font-size:14.5px}
.btn-xs{min-height:36px;padding:0 14px;font-size:13.5px}
.btn-block{width:100%}
.btn-group{display:flex;flex-wrap:wrap;gap:14px}

/* 标签与徽章 */
.tag{
  display:inline-flex;align-items:center;gap:6px;
  padding:5px 13px;border-radius:999px;font-size:13px;font-weight:600;
  background:var(--lime-soft);color:var(--ink-green);letter-spacing:.02em;
}
.tag--solid{background:var(--lime);color:var(--ink-deep)}
.tag--outline{background:transparent;border:1px solid var(--line);color:var(--muted);font-weight:500}
.status{
  display:inline-flex;align-items:center;gap:6px;padding:4px 11px;border-radius:999px;
  font-size:12.5px;font-weight:600;font-family:var(--mono);letter-spacing:.02em;
}
.status--live{background:rgba(255,90,31,.14);color:#FF5A1F}
.status--live::before{content:"";width:6px;height:6px;border-radius:50%;background:#FF5A1F;animation:pulse 1.6s infinite}
.status--soon{background:rgba(14,59,47,.08);color:var(--ink-green)}
.status--done{background:rgba(90,101,96,.12);color:var(--muted)}
@keyframes pulse{0%{opacity:1;transform:scale(1)}50%{opacity:.35;transform:scale(1.25)}100%{opacity:1;transform:scale(1)}}

/* 面包屑 */
.breadcrumb{padding:26px 0 0;font-size:13px;color:var(--muted)}
.breadcrumb ol{display:flex;flex-wrap:wrap;align-items:center;gap:8px}
.breadcrumb li+li::before{content:"/";color:#B9C0B8;margin-right:8px}
.breadcrumb a{color:var(--ink-green);font-weight:500}
.breadcrumb a:hover{color:var(--orange);text-decoration:underline}
.breadcrumb [aria-current="page"]{color:var(--muted)}

/* Hero */
.hero{position:relative;overflow:hidden;padding:40px 0 0}
.hero-bg{
  position:absolute;inset:0;
  background-image:linear-gradient(rgba(245,244,238,.94),rgba(245,244,238,.98)),url('/assets/images/backpic/back-1.png');
  background-size:cover;background-position:center;z-index:0;
}
.hero-bg::after{
  content:"";position:absolute;inset:0;
  background-image:linear-gradient(rgba(14,59,47,.05) 1px,transparent 1px),linear-gradient(90deg,rgba(14,59,47,.05) 1px,transparent 1px);
  background-size:48px 48px;
}
.hero .container{position:relative;z-index:1}
.hero-grid{display:grid;grid-template-columns:1.06fr .94fr;gap:52px;align-items:center;padding:36px 0 72px}
.hero-copy h1{
  font-size:clamp(30px,4.2vw,52px);line-height:1.25;letter-spacing:-.01em;margin:18px 0 18px;color:var(--ink-deep);
}
.hero-copy h1 em{font-style:normal;color:var(--ink-green);box-shadow:inset 0 -12px 0 var(--lime-soft)}
.hero-sub{font-size:18px;color:var(--muted);max-width:28em;margin-bottom:30px}
.hero-note{margin-top:22px;font-size:13.5px;color:var(--muted);display:flex;align-items:center;gap:10px}
.hero-note i{color:var(--ink-green)}
.hero-visual{position:relative}
.hero-figure{
  position:relative;border-radius:var(--radius-card);overflow:hidden;box-shadow:var(--shadow-2);
  clip-path:polygon(0 0,100% 0,100% calc(100% - 26px),calc(100% - 26px) 100%,0 100%);
}
.hero-figure img{width:100%;height:400px;object-fit:cover}
.hero-figure .tag{position:absolute;top:16px;left:16px}
.hero-arc{
  position:absolute;right:-16px;bottom:-16px;width:150px;height:150px;border-radius:50%;
  border:16px solid var(--lime);opacity:.5;z-index:-1;
}
.float-card{
  position:absolute;left:-22px;bottom:26px;background:#fff;border-radius:14px;border:1px solid var(--line);
  box-shadow:var(--shadow-2);padding:16px 20px;min-width:230px;
}
.float-label{display:block;font-size:12px;letter-spacing:.12em;color:var(--muted);font-family:var(--mono);margin-bottom:6px}
.float-card strong{display:block;font-size:17px;color:var(--ink-deep);margin-bottom:4px}
.float-card .mono{font-size:13px;color:var(--orange);font-weight:600}

/* 数据横带 */
.stat-band{
  display:grid;grid-template-columns:repeat(4,1fr);gap:0;
  background:#fff;border:1px solid var(--line);border-radius:var(--radius-card);box-shadow:var(--shadow-1);overflow:hidden;
}
.stat{padding:26px 24px;border-left:1px solid var(--line)}
.stat:first-child{border-left:0}
.stat-num{font-family:var(--mono);font-size:32px;font-weight:700;color:var(--ink-green);line-height:1.1;letter-spacing:-.02em}
.stat-num span{font-size:16px;margin-left:2px;color:var(--muted);font-weight:600}
.stat-label{margin-top:8px;font-size:14px;color:var(--muted)}

/* 导语 */
.intro-grid{display:grid;grid-template-columns:1fr;gap:26px;max-width:840px}
.intro-lead{font-size:19px;line-height:1.9;color:#2C3833}
.intro-lead strong{color:var(--ink-green)}
.section-head{display:flex;align-items:flex-end;justify-content:space-between;gap:24px;margin-bottom:40px;flex-wrap:wrap}
.section-head .eyebrow{
  display:inline-block;font-family:var(--mono);font-size:12.5px;letter-spacing:.18em;color:var(--orange);
  text-transform:uppercase;margin-bottom:12px;
}
.section-title{font-size:clamp(24px,2.6vw,34px);color:var(--ink-deep);max-width:20em}
.section-desc{margin-top:14px;color:var(--muted);font-size:16px;max-width:46em}
.section--dark .section-title,.section--ink .section-title{color:#fff}
.section--dark .section-desc,.section--ink .section-desc{color:rgba(228,239,233,.75)}
.section--dark .eyebrow,.section--ink .eyebrow{color:var(--lime)}

/* 要点错落网格 */
.points-grid{display:grid;grid-template-columns:1.35fr 1fr;gap:20px}
.point-card{
  background:#fff;border:1px solid var(--line);border-radius:var(--radius-card);padding:28px;
  box-shadow:var(--shadow-1);transition:transform .22s ease,box-shadow .22s ease,border-color .22s ease;
}
.point-card:hover{transform:translateY(-2px);box-shadow:var(--shadow-2);border-color:rgba(14,59,47,.2)}
.point-card h3{font-size:20px;color:var(--ink-deep);margin-bottom:12px;display:flex;align-items:center;gap:10px}
.point-card h3::before{content:"";width:8px;height:8px;border-radius:2px;background:var(--lime);flex:0 0 8px}
.point-card p{font-size:15.5px;color:var(--muted)}
.point-card.is-wide{grid-column:1 / -1;display:grid;grid-template-columns:1fr 320px;gap:28px;align-items:center;padding:0;overflow:hidden}
.point-card.is-wide .point-body{padding:28px}
.point-card.is-wide img{width:100%;height:100%;min-height:190px;object-fit:cover}
.point-index{
  font-family:var(--mono);font-size:13px;color:var(--ink-green);background:var(--lime-soft);
  padding:3px 9px;border-radius:999px;margin-right:10px;
}
.point-card.is-tall{background:var(--ink-green);border-color:var(--ink-green);color:#DFEDE5}
.point-card.is-tall h3{color:#fff}
.point-card.is-tall p{color:rgba(223,237,229,.82)}

/* 深色比赛面板 */
.live-panel{
  background:var(--ink-deep);border-radius:20px;padding:36px;color:#DFEDE5;box-shadow:var(--shadow-2);
}
.live-head{display:flex;align-items:center;justify-content:space-between;gap:18px;flex-wrap:wrap;margin-bottom:26px}
.live-head h3{font-size:22px;color:#fff}
.live-list{display:flex;flex-direction:column}
.live-row{
  display:grid;grid-template-columns:96px 1fr 128px 118px;gap:18px;align-items:center;
  padding:18px 0;border-top:1px solid rgba(255,255,255,.09);
}
.live-row:first-child{border-top:0}
.live-league{font-size:13px;color:rgba(223,237,229,.6);font-family:var(--mono)}
.live-match{font-size:16px;color:#fff}
.live-match small{display:block;font-size:12.5px;color:rgba(223,237,229,.55);margin-top:3px}
.live-score{font-family:var(--mono);font-size:20px;font-weight:700;color:var(--lime);letter-spacing:.04em}
.live-side{justify-self:end}
.live-tip{margin-top:22px;font-size:13.5px;color:rgba(223,237,229,.6);display:flex;align-items:center;gap:8px}
.live-tip i{color:var(--lime)}

/* 图文叙事 */
.feature-grid{display:grid;grid-template-columns:1fr 1fr;gap:48px;align-items:center}
.feature-grid.is-reverse .feature-media{order:2}
.feature-media{position:relative;border-radius:var(--radius-img);overflow:hidden;box-shadow:var(--shadow-2)}
.feature-media img{width:100%;height:340px;object-fit:cover;border-radius:var(--radius-img);transition:transform .35s ease}
.feature-media:hover img{transform:scale(1.02)}
.feature-media .tag{position:absolute;left:16px;bottom:16px}
.feature-body h3{font-size:23px;color:var(--ink-deep);margin-bottom:16px}
.feature-body p{color:var(--muted);font-size:16px;margin-bottom:18px}
.feature-list li{position:relative;padding-left:20px;margin-bottom:12px;color:#313D38;font-size:15.5px}
.feature-list li::before{content:"";position:absolute;left:0;top:11px;width:7px;height:7px;border-radius:2px;background:var(--lime)}
.text-link{display:inline-flex;align-items:center;gap:8px;font-weight:600;font-size:15.5px;color:var(--ink-green);border-bottom:1.5px solid var(--lime);padding-bottom:3px}
.text-link:hover{color:var(--orange);border-color:var(--orange)}

/* FAQ */
.faq-list{max-width:880px}
.faq-item{background:#fff;border:1px solid var(--line);border-radius:var(--radius-card);margin-bottom:12px;overflow:hidden;transition:border-color .22s,box-shadow .22s}
.faq-item:hover{border-color:rgba(14,59,47,.2);box-shadow:var(--shadow-1)}
.faq-q{
  width:100%;display:flex;align-items:center;gap:16px;padding:20px 24px;background:transparent;border:0;
  text-align:left;cursor:pointer;color:var(--text);
}
.faq-num{font-family:var(--mono);font-size:14px;color:var(--ink-green);flex:0 0 auto;letter-spacing:.04em}
.faq-title{flex:1;font-size:17px;font-weight:600;transition:color .22s}
.faq-icon{
  width:26px;height:26px;flex:0 0 26px;border-radius:50%;border:1px solid var(--line);position:relative;
  transition:transform .28s ease,background-color .28s ease,border-color .28s ease;
}
.faq-icon::before,.faq-icon::after{content:"";position:absolute;left:50%;top:50%;background:var(--ink-green);transform:translate(-50%,-50%);border-radius:2px}
.faq-icon::before{width:12px;height:2px}
.faq-icon::after{width:2px;height:12px}
.faq-item.is-open{border-color:rgba(14,59,47,.28)}
.faq-item.is-open .faq-title{color:var(--ink-green)}
.faq-item.is-open .faq-icon{transform:rotate(45deg);background:var(--lime);border-color:var(--lime)}
.faq-a{max-height:0;overflow:hidden;transition:max-height .32s ease}
.faq-a p{padding:0 24px 22px 62px;font-size:15px;color:var(--muted)}
.faq-item.is-open .faq-a{max-height:340px}

/* CTA */
.cta-band{
  background:var(--ink-green);border-radius:22px;padding:52px 48px;color:#E6F2EB;
  display:grid;grid-template-columns:1.3fr .7fr;gap:36px;align-items:center;position:relative;overflow:hidden;
}
.cta-band::after{
  content:"";position:absolute;right:-60px;top:-60px;width:240px;height:240px;border-radius:50%;
  border:26px solid rgba(200,242,78,.18);
}
.cta-band h2{font-size:clamp(24px,2.6vw,34px);color:#fff;line-height:1.35}
.cta-band p{margin-top:14px;color:rgba(230,242,235,.78);font-size:16px}
.cta-actions{display:flex;flex-direction:column;gap:14px;justify-self:end;position:relative;z-index:1}
.cta-actions .small{font-size:13.5px;color:rgba(230,242,235,.65);text-align:center}

/* 页脚 */
.site-footer{background:var(--ink-deep);color:#BFD2C8;padding:66px 0 0;margin-top:auto}
.footer-grid{display:grid;grid-template-columns:1.5fr 1fr 1fr 1.1fr;gap:0;border-top:1px solid rgba(255,255,255,.08)}
.footer-col{padding:34px 26px;border-left:1px solid rgba(255,255,255,.08)}
.footer-col:first-child{border-left:0;padding-left:0}
.footer-brand{display:flex;align-items:center;gap:12px;margin-bottom:16px}
.footer-brand .brand-mark{width:38px;height:38px;flex:0 0 38px;font-size:15px}
.footer-brand strong{color:#fff;font-size:17px}
.footer-col p{font-size:14px;line-height:1.9;color:rgba(191,210,200,.8)}
.footer-col h4{font-size:14px;color:#fff;letter-spacing:.08em;margin-bottom:16px;font-family:var(--mono);font-weight:600}
.footer-col li{margin-bottom:10px;font-size:14.5px}
.footer-col li a{color:rgba(191,210,200,.86)}
.footer-col li a:hover{color:var(--lime)}
.footer-contact{font-size:14px;line-height:2;color:rgba(191,210,200,.8)}
.footer-contact span{display:block;color:#fff;font-weight:600;font-size:15px}
.footer-bottom{
  margin-top:0;border-top:1px solid rgba(255,255,255,.08);padding:22px 0 26px;
  display:flex;justify-content:space-between;gap:16px;flex-wrap:wrap;font-size:13px;color:rgba(191,210,200,.62);
}
.footer-bottom .mono{letter-spacing:.04em}

/* 移动转化条 */
.mobile-cta{
  display:none;position:fixed;left:0;right:0;bottom:0;z-index:65;height:56px;
  align-items:center;justify-content:space-between;gap:12px;padding:0 14px calc(0px);
  background:var(--ink-green);color:#E6F2EB;box-shadow:0 -6px 20px rgba(11,26,21,.25);
  opacity:0;transform:translateY(100%);transition:opacity .28s ease,transform .28s ease;
}
.mobile-cta.is-visible{opacity:1;transform:translateY(0)}
.mobile-cta span{font-size:14px;font-weight:500}

/* 响应式 */
@media (max-width:1180px){
  .container{padding:0 26px}
  .hero-grid{gap:36px}
}
@media (max-width:991px){
  :root{--section-y:64px}
  .sidebar{
    transform:translateX(-100%);transition:transform .28s ease;width:300px;max-width:82vw;
    box-shadow:0 24px 60px rgba(0,0,0,.32);
  }
  .sidebar.is-open{transform:translateX(0)}
  .main{margin-left:0;padding-top:56px}
  .topbar{display:flex}
  .backdrop{display:block;position:fixed;inset:0;background:rgba(11,26,21,.52);opacity:0;pointer-events:none;transition:opacity .28s ease;z-index:55}
  .backdrop.is-open{opacity:1;pointer-events:auto}
  .hero-grid{grid-template-columns:1fr;padding:24px 0 56px}
  .hero-figure img{height:320px}
  .float-card{left:12px;bottom:12px}
  .stat-band{grid-template-columns:repeat(2,1fr)}
  .stat:nth-child(3){border-left:0;border-top:1px solid var(--line)}
  .stat:nth-child(4){border-top:1px solid var(--line)}
  .stat:nth-child(odd){border-left:0}
  .points-grid{grid-template-columns:1fr}
  .point-card.is-wide{grid-template-columns:1fr}
  .point-card.is-wide img{min-height:200px;order:-1}
  .feature-grid{grid-template-columns:1fr;gap:28px}
  .feature-grid.is-reverse .feature-media{order:0}
  .feature-media img{height:280px}
  .live-row{grid-template-columns:1fr 1fr;gap:10px 16px}
  .live-side{justify-self:start}
  .cta-band{grid-template-columns:1fr;padding:38px 28px}
  .cta-actions{justify-self:stretch}
  .footer-grid{grid-template-columns:1fr 1fr}
  .footer-col{padding:28px 20px}
  .footer-col:nth-child(3){border-left:0}
  .footer-col:nth-child(1),.footer-col:nth-child(2){border-bottom:1px solid rgba(255,255,255,.08)}
  .site-footer{padding-bottom:66px}
}
@media (max-width:767px){
  :root{--section-y:56px}
  body{font-size:16px;line-height:1.75}
  .container{padding:0 20px}
  .section{padding:56px 0}
  .hero-copy h1{margin:14px 0 14px}
  .hero-sub{font-size:16.5px}
  .btn-group .btn{width:100%}
  .btn{width:auto}
  .hero-figure img{height:250px}
  .stat{padding:20px 18px}
  .stat-num{font-size:26px}
  .point-card{padding:22px}
  .live-panel{padding:24px 20px}
  .live-row{grid-template-columns:1fr}
  .live-score{font-size:18px}
  .faq-a p{padding:0 20px 20px 20px}
  .faq-q{padding:18px 20px;gap:12px}
  .faq-title{font-size:16px}
  .mobile-cta{display:flex}
  .footer-grid{grid-template-columns:1fr}
  .footer-col{border-left:0;border-bottom:1px solid rgba(255,255,255,.08);padding:24px 0}
  .footer-col:last-child{border-bottom:0}
  .footer-bottom{flex-direction:column;gap:8px}
  .section-head{margin-bottom:28px}
}
@media (max-width:520px){
  body{font-size:15.5px}
  .hero-copy h1{font-size:28px}
  .section-title{font-size:23px}
  .stat-band{grid-template-columns:1fr}
  .stat{border-left:0 !important;border-top:1px solid var(--line)}
  .stat:first-child{border-top:0}
  .float-card{min-width:0;padding:12px 14px}
  .float-card strong{font-size:15px}
  .cta-band{padding:30px 20px}
}

/* roulang page: article */
:root{
  --brand:#0E3B2F;
  --brand-2:#14503F;
  --lime:#C8F24E;
  --orange:#FF5A1F;
  --sand:#F5F4EE;
  --dark:#0B1A15;
  --text:#1C2321;
  --muted:#5A6560;
  --line:#E1E0D8;
  --err:#C63A17;
  --card:#FFFFFF;
  --radius-card:16px;
  --radius-img:12px;
  --radius-btn:10px;
  --shadow-1:0 2px 8px rgba(11,26,21,.06);
  --shadow-2:0 10px 28px rgba(11,26,21,.10);
  --shadow-3:0 18px 44px rgba(11,26,21,.16);
  --sidebar:248px;
  --section:clamp(56px,7vw,100px);
  --font:"HarmonyOS Sans SC","PingFang SC","Microsoft YaHei",system-ui,-apple-system,"Segoe UI",Roboto,sans-serif;
  --mono:ui-monospace,SFMono-Regular,Menlo,Consolas,"Liberation Mono",monospace;
}
*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth}
body{
  margin:0;padding-left:var(--sidebar);
  font-family:var(--font);font-size:16px;line-height:1.8;color:var(--text);
  background-color:var(--sand);
  background-image:linear-gradient(rgba(14,59,47,.028) 1px,transparent 1px),linear-gradient(90deg,rgba(14,59,47,.028) 1px,transparent 1px);
  background-size:44px 44px;
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;height:auto;display:block;border:0}
a{color:var(--brand);text-decoration:none;transition:color .2s ease}
a:hover{color:var(--brand-2)}
h1,h2,h3,h4{margin:0;font-weight:700;color:var(--text);line-height:1.35;letter-spacing:.2px}
p{margin:0 0 1em}
ul,ol{margin:0;padding:0;list-style:none}
button{font-family:inherit}
:focus-visible{outline:2px solid var(--lime);outline-offset:2px}
.container{width:100%;max-width:1200px;margin:0 auto;padding-left:32px;padding-right:32px}
@media (min-width:1440px){.container{max-width:1280px}}

/* ---------- 侧栏 ---------- */
.side-nav-wrap{
  position:fixed;top:0;left:0;width:var(--sidebar);height:100vh;z-index:60;
  background:var(--brand);color:#fff;display:flex;flex-direction:column;
  padding:26px 20px 22px;border-right:1px solid rgba(255,255,255,.08);overflow-y:auto;
}
.brand{display:flex;align-items:center;gap:11px}
.logo-mark{
  width:36px;height:36px;flex:0 0 36px;border-radius:10px;
  background:linear-gradient(135deg,var(--lime),#7FD24A);
  position:relative;clip-path:polygon(0 0,100% 0,100% 70%,70% 100%,0 100%);
}
.logo-mark::after{
  content:"";position:absolute;inset:9px;border:2px solid var(--brand);border-radius:50%;
  border-right-color:transparent;border-bottom-color:transparent;transform:rotate(45deg);
}
.brand-text{display:flex;flex-direction:column;line-height:1.2}
.brand-text strong{font-size:16.5px;color:#fff;letter-spacing:.4px}
.brand-text em{font-style:normal;font-size:11px;color:rgba(255,255,255,.55);letter-spacing:1.6px;margin-top:5px}
.side-nav{margin-top:30px;display:flex;flex-direction:column;gap:6px}
.side-nav a{
  position:relative;display:block;padding:12px 14px 12px 16px;border-radius:10px;
  color:rgba(255,255,255,.72);font-size:14.5px;line-height:1.45;
  transition:background-color .2s ease,color .2s ease;
}
.side-nav a:hover{background:rgba(255,255,255,.08);color:#fff}
.side-nav a.is-active{background:rgba(255,255,255,.13);color:#fff}
.side-nav a.is-active::before{
  content:"";position:absolute;left:0;top:10px;bottom:10px;width:3px;border-radius:2px;background:var(--lime);
}
.side-nav-foot{margin-top:auto;padding-top:22px;border-top:1px solid rgba(255,255,255,.12)}
.side-nav-foot .note{font-size:12px;color:rgba(255,255,255,.55);margin:12px 0 0;line-height:1.7}
.side-nav-foot .note b{display:block;color:rgba(255,255,255,.85);font-size:13px;font-family:var(--mono);letter-spacing:.5px;margin-top:2px}

/* ---------- 移动顶栏 / 抽屉 ---------- */
.topbar{
  display:none;position:fixed;top:0;left:0;right:0;height:56px;z-index:70;
  background:var(--brand);color:#fff;align-items:center;justify-content:space-between;
  padding:0 14px;box-shadow:0 2px 10px rgba(11,26,21,.18);
}
.topbar__burger{
  width:44px;height:44px;border:0;background:transparent;color:#fff;font-size:19px;
  display:inline-flex;align-items:center;justify-content:center;cursor:pointer;border-radius:8px;
}
.topbar__burger:hover{background:rgba(255,255,255,.1)}
.topbar__brand{font-size:15.5px;font-weight:700;letter-spacing:.5px;color:#fff}
.drawer{position:fixed;inset:0;z-index:90;display:none}
.drawer.is-open{display:block}
.drawer__mask{position:absolute;inset:0;width:100%;border:0;padding:0;background:rgba(11,26,21,.5);cursor:pointer}
.drawer__panel{
  position:relative;width:82vw;max-width:320px;height:100%;background:var(--brand);
  padding:24px 20px;overflow-y:auto;transform:translateX(-100%);transition:transform .28s ease;
  display:flex;flex-direction:column;
}
.drawer.is-open .drawer__panel{transform:translateX(0)}
.drawer__close{
  align-self:flex-end;width:40px;height:40px;border-radius:10px;border:1px solid rgba(255,255,255,.2);
  background:transparent;color:#fff;font-size:17px;cursor:pointer;margin-bottom:14px;
}

/* ---------- 按钮 / 标签 ---------- */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  min-height:46px;padding:0 22px;border-radius:var(--radius-btn);
  font-size:15px;font-weight:600;border:1.5px solid transparent;cursor:pointer;
  transition:transform .18s ease,box-shadow .18s ease,background-color .18s ease,color .18s ease,border-color .18s ease;
}
.btn--primary{background:var(--orange);color:#fff;box-shadow:0 8px 20px rgba(255,90,31,.28)}
.btn--primary:hover{background:#FF6C37;color:#fff;transform:translateY(-2px);box-shadow:0 12px 26px rgba(255,90,31,.36)}
.btn--primary:active{transform:translateY(0)}
.btn--ghost{border-color:var(--brand);color:var(--brand);background:transparent}
.btn--ghost:hover{background:rgba(14,59,47,.08);color:var(--brand);transform:translateY(-2px)}
.btn--light{background:var(--lime);color:var(--brand)}
.btn--light:hover{background:#D6F872;color:var(--brand);transform:translateY(-2px)}
.btn--sm{min-height:40px;padding:0 16px;font-size:13.5px;border-radius:9px}
.btn--block{width:100%}
.tag{
  display:inline-flex;align-items:center;height:26px;padding:0 12px;border-radius:999px;
  background:rgba(200,242,78,.42);color:#1F4A3A;font-size:12.5px;font-weight:600;letter-spacing:.3px;
}
.tag--line{background:transparent;border:1px solid var(--line);color:var(--muted);font-weight:500}

/* ---------- 文章头部 ---------- */
.page-hero{
  position:relative;padding:38px 0 0;
  background-image:linear-gradient(180deg,rgba(245,244,238,.95),rgba(245,244,238,.99)),url('/assets/images/backpic/back-1.png');
  background-size:cover;background-position:center;
}
.breadcrumb{margin-bottom:26px}
.breadcrumb ol{display:flex;flex-wrap:wrap;align-items:center;gap:8px;font-size:13px;color:var(--muted)}
.breadcrumb li{display:inline-flex;align-items:center;gap:8px;max-width:420px}
.breadcrumb li+li::before{content:"/";color:#BFC2B8}
.breadcrumb a{color:var(--brand);font-weight:500}
.breadcrumb a:hover{text-decoration:underline;color:var(--brand)}
.breadcrumb li[aria-current]{color:var(--muted);overflow:hidden;text-overflow:ellipsis;white-space:nowrap}
.article-head{max-width:880px;padding-bottom:34px;border-bottom:1px solid var(--line)}
.article-head h1{font-size:clamp(28px,3.4vw,42px);line-height:1.26;color:var(--dark);letter-spacing:-.3px;margin-top:18px}
.meta-line{display:flex;flex-wrap:wrap;align-items:center;gap:6px 16px;margin-top:20px;font-size:13px;color:var(--muted)}
.meta-line time{font-family:var(--mono);letter-spacing:.4px}
.meta-line span{display:inline-flex;align-items:center;gap:6px}
.meta-line i{color:#9AA79F;font-size:11px}

/* ---------- 正文 ---------- */
.article-body{
  max-width:820px;padding:40px 0 12px;font-size:17px;line-height:1.85;color:#233028;
}
.article-body p{margin:0 0 1.05em}
.article-body strong{color:var(--dark)}
.article-body a{color:var(--brand);text-decoration:underline;text-decoration-color:rgba(200,242,78,.9);text-decoration-thickness:2px;text-underline-offset:3px}
.article-body a:hover{color:var(--orange);text-decoration-color:rgba(255,90,31,.6)}
.article-body h2{
  position:relative;font-size:clamp(21px,2.2vw,27px);line-height:1.4;color:var(--brand);
  margin:2.1em 0 .8em;padding-left:17px;
}
.article-body h2::before{
  content:"";position:absolute;left:0;top:.26em;bottom:.2em;width:4px;border-radius:2px;background:var(--lime);
}
.article-body h3{font-size:19px;line-height:1.5;color:var(--brand);margin:1.7em 0 .6em;font-weight:700}
.article-body h4{font-size:17px;color:var(--dark);margin:1.4em 0 .5em}
.article-body ul{margin:0 0 1.15em}
.article-body ul li{position:relative;padding-left:21px;margin-bottom:.5em}
.article-body ul li::before{
  content:"";position:absolute;left:0;top:.72em;width:7px;height:7px;border-radius:2px;
  background:var(--lime);transform:rotate(45deg);
}
.article-body ol{list-style:none;counter-reset:olc;margin:0 0 1.15em}
.article-body ol li{position:relative;padding-left:30px;margin-bottom:.55em;counter-increment:olc}
.article-body ol li::before{
  content:counter(olc,decimal-leading-zero);position:absolute;left:0;top:.18em;
  font-family:var(--mono);font-size:13px;color:var(--brand);font-weight:700;
}
.article-body blockquote{
  margin:1.6em 0;padding:18px 22px;border-left:3px solid var(--brand);border-radius:0 12px 12px 0;
  background:rgba(14,59,47,.045);color:#2B3B33;font-style:normal;
}
.article-body blockquote p:last-child{margin-bottom:0}
.article-body blockquote::before{content:"“";display:block;font-size:32px;line-height:1;color:var(--lime);margin-bottom:6px;font-family:Georgia,serif}
.article-body img{border-radius:var(--radius-img);margin:26px auto;box-shadow:var(--shadow-1)}
.article-body figure{margin:26px 0}
.article-body figcaption{font-size:13px;color:var(--muted);text-align:center;margin-top:10px}
.article-body table{
  width:100%;border-collapse:collapse;margin:26px 0;font-size:15px;
  border:1px solid var(--line);border-radius:12px;overflow:hidden;background:#fff;
}
.article-body th{background:var(--brand);color:#fff;font-weight:600;text-align:left;font-size:14.5px}
.article-body th,.article-body td{padding:12px 15px;border-bottom:1px solid var(--line)}
.article-body tbody tr:nth-child(even){background:#FAFAF6}
.article-body tbody tr:last-child td{border-bottom:0}
.article-body hr{border:0;height:1px;background:var(--line);margin:34px 0}

.article-empty{
  max-width:760px;margin:40px 0;padding:52px 34px;text-align:center;
  background:#fff;border:1px solid var(--line);border-radius:var(--radius-card);box-shadow:var(--shadow-1);
}
.article-empty h2{font-size:22px;color:var(--brand);margin-bottom:12px}
.article-empty p{color:var(--muted);font-size:15px;margin-bottom:22px}

/* ---------- 标签行 / 相关推荐 ---------- */
.tag-row{display:flex;flex-wrap:wrap;align-items:center;gap:10px;padding:26px 0 0;border-top:1px solid var(--line);max-width:820px}
.tag-row .label{font-size:13px;color:var(--muted);margin-right:2px}
.section{padding-top:var(--section)}
.section-head{display:flex;align-items:flex-end;justify-content:space-between;gap:20px;margin-bottom:28px}
.section-head h2{font-size:clamp(22px,2.4vw,30px);color:var(--dark)}
.section-head p{font-size:14px;color:var(--muted);margin:8px 0 0}
.link-more{font-size:14px;font-weight:600;color:var(--brand);display:inline-flex;align-items:center;gap:6px}
.link-more:hover{color:var(--orange);gap:10px}
.related-card{
  background:var(--card);border:1px solid var(--line);border-radius:var(--radius-card);overflow:hidden;
  transition:transform .2s ease,box-shadow .2s ease,border-color .2s ease;height:100%;
}
.related-card:hover{transform:translateY(-2px);box-shadow:var(--shadow-2);border-color:rgba(14,59,47,.22)}
.related-card__link{display:block;height:100%;color:inherit}
.related-card__thumb{aspect-ratio:16/9;overflow:hidden;background:#DFE4DE}
.related-card__thumb img{width:100%;height:100%;object-fit:cover;transition:transform .35s ease}
.related-card:hover .related-card__thumb img{transform:scale(1.02)}
.related-card__body{padding:20px 22px 24px}
.related-card h3{font-size:17px;line-height:1.5;margin:12px 0 10px;transition:color .2s ease}
.related-card:hover h3{color:var(--brand)}
.related-card .meta-line{margin-top:0;font-size:12.5px}
.related-card p{font-size:13.5px;color:var(--muted);margin:0;line-height:1.72}
.back-row{margin-top:34px}
.back-row .btn{min-height:44px}

/* ---------- FAQ ---------- */
.faq-wrap{max-width:900px}
.faq-acc{background:transparent;border:0}
.faq-acc .accordion-item{
  border:0;border-radius:14px;background:#fff;box-shadow:var(--shadow-1);
  margin-bottom:12px;overflow:hidden;
}
.faq-acc .accordion-title{
  position:relative;display:flex;gap:14px;align-items:flex-start;
  padding:18px 58px 18px 22px;border:0;background:transparent;
  font-size:17px;font-weight:600;color:var(--text);line-height:1.5;
  transition:color .2s ease;
}
.faq-acc .accordion-title:hover{background:transparent;color:var(--brand)}
.faq-acc .accordion-title::before{
  content:"+";position:absolute;right:22px;top:50%;transform:translateY(-50%);
  width:auto;height:auto;background:none;margin:0;font-size:24px;font-weight:400;
  color:var(--brand);line-height:1;transition:transform .25s ease;
}
.faq-acc .accordion-item.is-active .accordion-title{color:var(--brand)}
.faq-acc .accordion-item.is-active .accordion-title::before{transform:translateY(-50%) rotate(45deg)}
.faq-num{font-family:var(--mono);font-size:13px;color:#93A29A;flex:0 0 auto;padding-top:4px;letter-spacing:.5px}
.faq-acc .accordion-content{
  border:0;background:transparent;padding:0 24px 22px 60px;
  color:var(--muted);font-size:15px;line-height:1.8;
}
.faq-acc .accordion-content p{margin:0}

/* ---------- 底部 CTA ---------- */
.cta-band{
  position:relative;overflow:hidden;background:var(--dark);color:#fff;border-radius:20px;
  padding:clamp(32px,4.4vw,58px);display:grid;grid-template-columns:1.5fr 1fr;gap:28px;align-items:center;
  box-shadow:var(--shadow-3);
}
.cta-band::after{
  content:"";position:absolute;right:-90px;bottom:-120px;width:340px;height:340px;border-radius:50%;
  background:radial-gradient(circle,rgba(200,242,78,.26),transparent 66%);
}
.cta-band h2{color:#fff;font-size:clamp(23px,2.8vw,34px);position:relative;z-index:1}
.cta-band p{color:rgba(255,255,255,.72);font-size:15px;margin:14px 0 0;position:relative;z-index:1;max-width:560px}
.cta-band .cta-actions{position:relative;z-index:1;display:flex;flex-direction:column;gap:14px;align-items:flex-start}
.cta-meta{font-size:13px;color:rgba(255,255,255,.6);font-family:var(--mono);letter-spacing:.4px}

/* ---------- 页脚 ---------- */
.site-footer{background:var(--brand);color:rgba(255,255,255,.72);margin-top:var(--section);padding:64px 0 30px}
.footer-grid{display:grid;grid-template-columns:1.5fr 1fr 1fr 1.1fr;gap:34px}
.footer-col h3{font-size:14px;color:#fff;margin-bottom:16px;letter-spacing:.6px}
.footer-col ul{display:flex;flex-direction:column;gap:10px}
.footer-col a{color:rgba(255,255,255,.72);font-size:14px}
.footer-col a:hover{color:var(--lime)}
.footer-brand .brand-text strong{font-size:17px}
.footer-brand p{font-size:13.5px;line-height:1.85;margin:16px 0 0;color:rgba(255,255,255,.66);max-width:340px}
.footer-brand .footer-contact{font-family:var(--mono);color:var(--lime);font-size:13px;letter-spacing:.6px;margin-top:14px}
.footer-bottom{
  margin-top:44px;padding-top:22px;border-top:1px solid rgba(255,255,255,.12);
  display:flex;flex-wrap:wrap;gap:10px 24px;justify-content:space-between;
  font-size:12.5px;color:rgba(255,255,255,.5);
}
.footer-brand .brand{color:#fff}

/* ---------- 移动底部条 ---------- */
.mobile-cta{display:none}

/* ---------- 响应式 ---------- */
@media (max-width:1199px){
  .container{padding-left:24px;padding-right:24px}
}
@media (max-width:1024px){
  .footer-grid{grid-template-columns:1.4fr 1fr 1fr;gap:28px}
  .cta-band{grid-template-columns:1fr;gap:22px}
}
@media (max-width:991px){
  body{padding-left:0;padding-top:56px}
  .side-nav-wrap{display:none}
  .topbar{display:flex}
  .page-hero{padding-top:30px}
  .article-body{max-width:100%;font-size:16.5px}
}
@media (max-width:767px){
  .container{padding-left:20px;padding-right:20px}
  .footer-grid{grid-template-columns:1fr 1fr;gap:26px}
  .section-head{flex-direction:column;align-items:flex-start;gap:12px}
  .article-body{font-size:16px;line-height:1.8}
  .article-body img{border-radius:0;margin-left:-20px;margin-right:-20px;max-width:calc(100% + 40px);width:calc(100% + 40px)}
  .faq-acc .accordion-content{padding-left:24px}
  .cta-band{border-radius:16px}
  .cta-band .cta-actions{width:100%}
  .cta-band .btn{width:100%}
  .mobile-cta{
    display:flex;position:fixed;left:0;right:0;bottom:0;height:56px;z-index:80;
    align-items:center;justify-content:space-between;gap:12px;
    padding:0 14px env(safe-area-inset-bottom);background:#fff;border-top:1px solid var(--line);
    box-shadow:0 -6px 20px rgba(11,26,21,.08);
    opacity:0;transform:translateY(100%);transition:opacity .25s ease,transform .25s ease;
  }
  .mobile-cta.is-visible{opacity:1;transform:translateY(0)}
  .mobile-cta span{font-size:13.5px;color:var(--muted)}
  body{padding-bottom:70px}
  .site-footer{padding-bottom:96px}
}
@media (max-width:520px){
  .article-head h1{font-size:26px}
  .footer-grid{grid-template-columns:1fr}
  .related-card h3{font-size:16px}
  .btn{padding:0 18px}
}

/* roulang page: category2 */
:root{
  --ink-green:#0E3B2F;
  --lime:#C8F24E;
  --orange:#FF5A1F;
  --sand:#F5F4EE;
  --card:#FFFFFF;
  --deep:#0B1A15;
  --text:#1C2321;
  --muted:#5A6560;
  --line:#E1E0D8;
  --error:#C63A17;
  --r-card:16px;
  --r-img:12px;
  --r-btn:10px;
  --r-pill:999px;
  --sh-1:0 2px 8px rgba(11,26,21,.06);
  --sh-2:0 10px 28px rgba(11,26,21,.10);
  --sh-3:0 18px 44px rgba(11,26,21,.16);
  --side-w:248px;
  --sec-y:96px;
  --font:HarmonyOS Sans,"PingFang SC","Microsoft YaHei",system-ui,-apple-system,"Segoe UI",sans-serif;
  --mono:"SFMono-Regular",Consolas,"Liberation Mono",Menlo,monospace;
}
*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%}
body{
  margin:0;
  font-family:var(--font);
  font-size:17px;
  line-height:1.8;
  color:var(--text);
  background:var(--sand);
  background-image:linear-gradient(rgba(14,59,47,.035) 1px,transparent 1px),linear-gradient(90deg,rgba(14,59,47,.035) 1px,transparent 1px);
  background-size:44px 44px;
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block;border:0}
a{color:var(--ink-green);text-decoration:none;transition:color .2s ease}
a:hover{color:var(--orange)}
button,input,textarea,select{font-family:inherit;font-size:inherit;color:inherit}
h1,h2,h3,h4,p,ul,ol,figure{margin:0}
ul,ol{padding:0;list-style:none}
h1{font-size:clamp(30px,4.2vw,52px);line-height:1.25;font-weight:800;letter-spacing:-.4px}
h2{font-size:clamp(24px,2.6vw,34px);line-height:1.35;font-weight:800;letter-spacing:-.3px}
h3{font-size:21px;line-height:1.45;font-weight:700}
p{font-size:17px;line-height:1.85;color:var(--text)}
.container{width:100%;max-width:1200px;margin:0 auto;padding:0 28px}
.num{font-family:var(--mono);font-variant-numeric:tabular-nums}

/* ---------- App shell ---------- */
.app-side{
  position:fixed;top:0;left:0;bottom:0;width:var(--side-w);
  background:var(--deep);
  border-right:1px solid rgba(225,224,216,.12);
  display:flex;flex-direction:column;
  padding:26px 18px 22px;
  z-index:60;
}
.side-brand{display:flex;align-items:center;gap:10px;padding:0 6px 20px}
.brand-mark{
  width:38px;height:38px;flex:none;border-radius:11px;
  background:linear-gradient(140deg,var(--lime),#8FBF2C);
  display:grid;place-items:center;
  color:var(--deep);font-weight:800;font-size:17px;
  clip-path:polygon(12% 0,100% 0,100% 88%,88% 100%,0 100%,0 12%);
}
.brand-text{line-height:1.25}
.brand-text strong{display:block;color:#fff;font-size:17px;font-weight:800;letter-spacing:.2px}
.brand-text span{display:block;font-size:12px;color:rgba(255,255,255,.5);letter-spacing:.6px}
.side-nav{display:flex;flex-direction:column;gap:6px;margin-top:6px}
.side-nav a{
  position:relative;display:block;padding:12px 14px 12px 16px;
  border-radius:10px;color:rgba(255,255,255,.72);font-size:15px;line-height:1.4;
}
.side-nav a::before{
  content:"";position:absolute;left:0;top:12px;bottom:12px;width:3px;border-radius:3px;
  background:transparent;transition:background .2s ease;
}
.side-nav a:hover{background:rgba(200,242,78,.10);color:#fff}
.side-nav a.is-active{background:rgba(200,242,78,.14);color:#fff;font-weight:700}
.side-nav a.is-active::before{background:var(--lime)}
.side-divider{height:1px;background:rgba(225,224,216,.14);margin:18px 6px}
.side-foot{margin-top:auto;padding:0 6px;display:flex;flex-direction:column;gap:12px}
.side-foot p{font-size:13px;line-height:1.7;color:rgba(255,255,255,.55)}
.side-cta{
  display:inline-flex;align-items:center;justify-content:center;
  min-height:44px;border-radius:var(--r-btn);
  background:var(--orange);color:#fff;font-weight:700;font-size:15px;
  box-shadow:0 6px 18px rgba(255,90,31,.28);
}
.side-cta:hover{background:#ff6b36;color:#fff;transform:translateY(-2px);box-shadow:0 10px 24px rgba(255,90,31,.34)}
.side-cta{transition:transform .2s ease,box-shadow .2s ease,background .2s ease}

.app-main{margin-left:var(--side-w);min-height:100vh;display:flex;flex-direction:column}
.topbar{
  display:none;position:sticky;top:0;z-index:50;
  height:56px;align-items:center;gap:12px;
  padding:0 16px;background:var(--deep);color:#fff;
  border-bottom:1px solid rgba(225,224,216,.14);
}
.topbar .burger{
  width:44px;height:44px;border:1px solid rgba(255,255,255,.22);border-radius:10px;background:transparent;
  display:grid;place-items:center;gap:0;cursor:pointer;
}
.burger span{display:block;width:18px;height:2px;background:#fff;margin:2px 0;border-radius:2px}
.topbar .bar-logo{font-weight:800;font-size:16px;letter-spacing:.2px}
.topbar .bar-cta{
  margin-left:auto;background:var(--orange);color:#fff;font-size:14px;font-weight:700;
  padding:10px 14px;border-radius:9px;min-height:40px;display:inline-flex;align-items:center;
}
.side-mask{display:none;position:fixed;inset:0;background:rgba(11,26,21,.55);z-index:55}
.side-mask.is-open{display:block}

/* ---------- Buttons / badges ---------- */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  min-height:48px;padding:0 24px;border-radius:var(--r-btn);
  font-size:16px;font-weight:700;cursor:pointer;border:1.5px solid transparent;
  transition:transform .18s ease,box-shadow .18s ease,background .18s ease,color .18s ease,border-color .18s ease;
}
.btn-primary{background:var(--orange);color:#fff;box-shadow:0 8px 22px rgba(255,90,31,.26)}
.btn-primary:hover{background:#ff6b36;color:#fff;transform:translateY(-2px);box-shadow:0 14px 30px rgba(255,90,31,.32)}
.btn-primary:active{transform:translateY(0);box-shadow:0 6px 16px rgba(255,90,31,.24)}
.btn-ghost{border-color:var(--ink-green);color:var(--ink-green);background:transparent}
.btn-ghost:hover{background:rgba(14,59,47,.08);color:var(--ink-green);transform:translateY(-2px)}
.btn-lime{border-color:rgba(200,242,78,.6);color:var(--lime);background:transparent}
.btn-lime:hover{background:rgba(200,242,78,.12);color:var(--lime);transform:translateY(-2px)}
.btn:focus-visible,a:focus-visible,summary:focus-visible,input:focus-visible,textarea:focus-visible{
  outline:2px solid var(--lime);outline-offset:2px;
}
.tag{
  display:inline-flex;align-items:center;gap:6px;
  padding:5px 12px;border-radius:var(--r-pill);
  font-size:13px;font-weight:700;letter-spacing:.3px;
  background:rgba(200,242,78,.28);color:#2C4A16;
}
.tag-dark{background:rgba(200,242,78,.16);color:var(--lime)}
.chip{
  display:inline-block;padding:6px 13px;border-radius:var(--r-pill);
  border:1px solid var(--line);background:#fff;font-size:13px;color:var(--muted);
}

/* ---------- Breadcrumb ---------- */
.crumb{padding:26px 0 0;font-size:13px;color:var(--muted)}
.crumb ol{display:flex;flex-wrap:wrap;align-items:center;gap:8px}
.crumb li{display:flex;align-items:center;gap:8px}
.crumb li+li::before{content:"/";color:#B9BAB1}
.crumb a{color:var(--ink-green)}
.crumb a:hover{text-decoration:underline}

/* ---------- Hero ---------- */
.hero{
  position:relative;overflow:hidden;
  background:var(--deep);
  background-image:linear-gradient(115deg,rgba(11,26,21,.94) 0%,rgba(11,26,21,.82) 46%,rgba(11,26,21,.55) 100%),url("/assets/images/backpic/back-2.webp");
  background-size:cover;background-position:center;
  border-radius:0 0 28px 28px;
  margin-top:18px;
}
.hero::after{
  content:"";position:absolute;right:-90px;bottom:-140px;width:420px;height:420px;border-radius:50%;
  border:2px solid rgba(200,242,78,.28);
  box-shadow:0 0 0 44px rgba(200,242,78,.06),inset 0 0 0 44px rgba(200,242,78,.04);
  pointer-events:none;
}
.hero-inner{position:relative;z-index:2;padding:64px 0 72px;max-width:820px}
.hero h1{color:#fff;margin:20px 0 18px}
.hero h1 em{font-style:normal;color:var(--lime)}
.hero-lead{color:rgba(255,255,255,.82);font-size:18px;line-height:1.85;max-width:660px}
.hero-actions{display:flex;flex-wrap:wrap;gap:14px;margin-top:30px}
.hero-note{display:flex;flex-wrap:wrap;gap:20px;margin-top:30px;color:rgba(255,255,255,.62);font-size:13px}
.hero-note span{display:inline-flex;align-items:center;gap:8px}
.hero-note span::before{content:"";width:7px;height:7px;border-radius:2px;background:var(--lime);display:inline-block}

/* ---------- Sections ---------- */
section{position:relative}
.sec{padding:var(--sec-y) 0}
.sec-tight{padding:64px 0}
.sec-head{max-width:760px;margin-bottom:44px}
.sec-head .tag{margin-bottom:16px}
.sec-head p{margin-top:16px;color:var(--muted）；}
.sec-head p{margin-top:16px;color:var(--muted)}
.sec-dark{background:var(--deep);color:#fff}
.sec-dark h2,.sec-dark h3{color:#fff}
.sec-dark p{color:rgba(255,255,255,.74)}
.sec-line{border-top:1px solid var(--line)}

/* ---------- Metric strip ---------- */
.metrics{display:grid;grid-template-columns:repeat(4,1fr);gap:18px;margin-top:-46px;position:relative;z-index:5}
.metric{
  background:var(--card);border:1px solid var(--line);border-radius:var(--r-card);
  padding:22px 24px;box-shadow:var(--sh-1);
  transition:transform .2s ease,box-shadow .2s ease;
}
.metric:hover{transform:translateY(-3px);box-shadow:var(--sh-2)}
.metric b{display:block;font-family:var(--mono);font-size:30px;font-weight:700;color:var(--ink-green);line-height:1.2}
.metric b i{font-style:normal;font-size:15px;color:var(--muted);margin-left:4px}
.metric span{display:block;margin-top:8px;font-size:14px;color:var(--muted)}

/* ---------- Alternating rows ---------- */
.rows{display:flex;flex-direction:column;gap:56px;margin-top:8px}
.row{display:grid;grid-template-columns:1fr 1fr;gap:48px;align-items:center}
.row.rev .row-media{order:2}
.row-media{position:relative}
.row-media img{
  width:100%;border-radius:var(--r-img);box-shadow:var(--sh-2);
  clip-path:polygon(0 0,100% 0,100% 92%,92% 100%,0 100%);
}
.row-media .float-card{
  position:absolute;right:-14px;bottom:-18px;background:var(--deep);color:#fff;
  border-radius:14px;padding:14px 18px;box-shadow:var(--sh-3);
  border:1px solid rgba(200,242,78,.28);
}
.row-media .float-card b{display:block;font-family:var(--mono);font-size:22px;color:var(--lime)}
.row-media .float-card span{font-size:12px;color:rgba(255,255,255,.66)}
.row-media .corner-tag{
  position:absolute;left:14px;top:14px;background:rgba(11,26,21,.82);color:var(--lime);
  font-size:12px;font-weight:700;padding:6px 12px;border-radius:var(--r-pill);letter-spacing:.4px;
}
.row-body h3{margin-bottom:14px}
.row-body p{color:var(--muted)}
.points{margin-top:20px;display:flex;flex-direction:column;gap:12px}
.points li{display:flex;gap:12px;font-size:16px;color:var(--text)}
.points li::before{
  content:"";flex:none;width:9px;height:9px;margin-top:9px;border-radius:2px;
  background:var(--lime);box-shadow:0 0 0 3px rgba(200,242,78,.26);
}
.text-link{display:inline-flex;align-items:center;gap:8px;margin-top:22px;font-weight:700;color:var(--ink-green)}
.text-link::after{content:"→";transition:transform .2s ease}
.text-link:hover::after{transform:translateX(4px)}

/* ---------- Timeline ---------- */
.timeline{margin-top:10px;position:relative;padding-left:8px}
.timeline::before{
  content:"";position:absolute;left:22px;top:14px;bottom:14px;width:2px;
  background:linear-gradient(180deg,rgba(200,242,78,.9),rgba(200,242,78,.15));
}
.tl-item{position:relative;padding:0 0 34px 64px}
.tl-item:last-child{padding-bottom:0}
.tl-dot{
  position:absolute;left:8px;top:2px;width:30px;height:30px;border-radius:50%;
  background:var(--deep);color:var(--lime);display:grid;place-items:center;
  font-family:var(--mono);font-size:13px;font-weight:700;
  border:2px solid var(--lime);
}
.tl-item h3{font-size:19px;margin-bottom:8px}
.tl-item p{color:var(--muted);font-size:16px}
.tl-item .meta{display:inline-block;margin-top:10px;font-family:var(--mono);font-size:13px;color:var(--ink-green);background:rgba(200,242,78,.22);padding:3px 10px;border-radius:var(--r-pill)}

/* ---------- FAQ ---------- */
.faq{display:flex;flex-direction:column;gap:12px;margin-top:8px}
.faq details{
  background:var(--card);border:1px solid var(--line);border-radius:14px;
  padding:0 22px;box-shadow:var(--sh-1);transition:box-shadow .2s ease,border-color .2s ease;
}
.faq details[open]{box-shadow:var(--sh-2);border-color:rgba(14,59,47,.22)}
.faq summary{
  list-style:none;cursor:pointer;display:flex;align-items:flex-start;gap:14px;
  padding:20px 0;font-size:17px;font-weight:700;color:var(--text);
}
.faq summary::-webkit-details-marker{display:none}
.faq summary .idx{font-family:var(--mono);font-size:14px;color:var(--ink-green);background:rgba(200,242,78,.3);border-radius:8px;padding:2px 9px;flex:none;margin-top:3px}
.faq summary .plus{
  margin-left:auto;flex:none;width:24px;height:24px;position:relative;margin-top:2px;
}
.faq summary .plus::before,.faq summary .plus::after{
  content:"";position:absolute;left:50%;top:50%;background:var(--ink-green);border-radius:2px;transition:transform .25s ease;
}
.faq summary .plus::before{width:14px;height:2px;transform:translate(-50%,-50%)}
.faq summary .plus::after{width:2px;height:14px;transform:translate(-50%,-50%)}
.faq details[open] summary{color:var(--ink-green)}
.faq details[open] summary .plus::after{transform:translate(-50%,-50%) rotate(90deg);opacity:0}
.faq .answer{padding:0 0 22px 48px;font-size:15px;line-height:1.85;color:var(--muted)}

/* ---------- CTA band ---------- */
.cta-band{
  background:var(--ink-green);
  background-image:radial-gradient(circle at 88% 20%,rgba(200,242,78,.18),transparent 46%);
  border-radius:24px;padding:56px 52px;color:#fff;
  display:grid;grid-template-columns:1.4fr .9fr;gap:36px;align-items:center;
  box-shadow:var(--sh-2);
}
.cta-band h2{color:#fff;margin-bottom:14px}
.cta-band p{color:rgba(255,255,255,.78);max-width:560px}
.cta-side{display:flex;flex-direction:column;gap:14px;align-items:flex-start}
.cta-side .line{font-size:14px;color:rgba(255,255,255,.7)}
.cta-side .line b{color:var(--lime);font-family:var(--mono)}

/* ---------- Footer ---------- */
.site-footer{background:var(--deep);color:rgba(255,255,255,.7);margin-top:var(--sec-y);padding:64px 0 28px}
.f-grid{display:grid;grid-template-columns:1.5fr 1fr 1fr 1.1fr;gap:36px}
.f-col h3{font-size:15px;color:#fff;margin-bottom:18px;letter-spacing:.4px}
.f-col p{font-size:14px;color:rgba(255,255,255,.62);line-height:1.85}
.f-brand{display:flex;align-items:center;gap:10px;margin-bottom:16px}
.f-brand .brand-mark{width:34px;height:34px;font-size:15px}
.f-brand strong{color:#fff;font-size:16px}
.f-links{display:flex;flex-direction:column;gap:11px}
.f-links a{color:rgba(255,255,255,.72);font-size:14px}
.f-links a:hover{color:var(--lime)}
.f-contact li{font-size:14px;color:rgba(255,255,255,.72);margin-bottom:10px;display:flex;gap:10px}
.f-contact li b{color:var(--lime);font-weight:600;flex:none}
.f-bottom{
  margin-top:44px;padding-top:22px;border-top:1px solid rgba(225,224,216,.14);
  display:flex;flex-wrap:wrap;gap:12px;justify-content:space-between;font-size:13px;color:rgba(255,255,255,.5);
}
.footer-sign{margin-top:14px;font-size:13px;color:rgba(255,255,255,.42)}

/* ---------- Mobile bar ---------- */
.mobile-bar{
  display:none;position:fixed;left:0;right:0;bottom:0;z-index:70;
  height:56px;padding:0 14px;padding-bottom:env(safe-area-inset-bottom);
  background:rgba(11,26,21,.97);border-top:1px solid rgba(225,224,216,.16);
  align-items:center;gap:12px;opacity:0;transform:translateY(100%);pointer-events:none;
  transition:opacity .28s ease,transform .28s ease;
}
.mobile-bar.is-show{opacity:1;transform:translateY(0);pointer-events:auto}
.mobile-bar span{font-size:13px;color:rgba(255,255,255,.78);line-height:1.3}
.mobile-bar a{
  margin-left:auto;background:var(--orange);color:#fff;font-weight:700;font-size:14px;
  min-height:44px;padding:0 16px;border-radius:9px;display:inline-flex;align-items:center;
}

/* ---------- Responsive ---------- */
@media (max-width:1180px){
  .cta-band{padding:48px 36px}
}
@media (max-width:991px){
  :root{--sec-y:64px}
  .app-side{
    transform:translateX(-104%);transition:transform .28s ease;
    width:82vw;max-width:320px;box-shadow:var(--sh-3);
  }
  .app-side.is-open{transform:translateX(0)}
  .app-main{margin-left:0}
  .topbar{display:flex}
  .hero{margin-top:0;border-radius:0 0 20px 20px}
  .hero-inner{padding:44px 0 52px}
  .metrics{grid-template-columns:repeat(2,1fr);gap:14px;margin-top:-30px}
  .row{grid-template-columns:1fr;gap:28px}
  .row.rev .row-media{order:0}
  .row-media .float-card{right:12px;bottom:-16px}
  .cta-band{grid-template-columns:1fr;padding:40px 28px}
  .f-grid{grid-template-columns:1fr 1fr;gap:28px}
}
@media (max-width:767px){
  body{font-size:16px;line-height:1.78;padding-bottom:56px}
  p{font-size:16px}
  .container{padding:0 20px}
  .hero-lead{font-size:16px}
  .hero-actions{gap:12px}
  .hero-actions .btn{width:100%}
  .hero-note{gap:12px;flex-direction:column}
  .metrics{grid-template-columns:1fr 1fr}
  .metric{padding:18px}
  .metric b{font-size:24px}
  .rows{gap:44px}
  .timeline::before{left:16px}
  .tl-item{padding-left:52px}
  .tl-dot{left:2px}
  .faq .answer{padding-left:0}
  .faq summary{gap:10px;font-size:16px}
  .site-footer{margin-top:64px;padding:44px 0 88px}
  .f-grid{grid-template-columns:1fr}
  .mobile-bar{display:flex}
  .cta-band{padding:32px 22px;border-radius:18px}
  .cta-side .btn{width:100%}
}
@media (max-width:480px){
  .metrics{grid-template-columns:1fr}
  h1{font-size:28px}
  .row-media .float-card{padding:10px 14px}
  .row-media .float-card b{font-size:18px}
}

/* roulang page: category3 */
:root{
  --ink:#0E3B2F;
  --ink-deep:#0B1A15;
  --ink-soft:#15513f;
  --lime:#C8F24E;
  --orange:#FF5A1F;
  --sand:#F5F4EE;
  --card:#FFFFFF;
  --text:#1C2321;
  --muted:#5A6560;
  --line:#E1E0D8;
  --danger:#C63A17;
  --r-card:16px;
  --r-img:12px;
  --r-btn:10px;
  --sh-1:0 2px 8px rgba(11,26,21,.06);
  --sh-2:0 10px 28px rgba(11,26,21,.10);
  --side:248px;
  --mono:"SFMono-Regular",Consolas,"Liberation Mono",Menlo,monospace;
}
*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth}
body{
  margin:0;
  font-family:"HarmonyOS Sans","PingFang SC","Microsoft YaHei",system-ui,-apple-system,sans-serif;
  font-size:16px;line-height:1.8;color:var(--text);background:var(--sand);
}
img{max-width:100%;display:block;height:auto}
a{color:var(--ink);text-decoration:none;transition:color .2s ease,background-color .2s ease,border-color .2s ease}
a:hover{color:var(--orange)}
h1,h2,h3,h4{margin:0;font-weight:800;color:var(--ink-deep);line-height:1.3;letter-spacing:.2px}
p{margin:0}
ul,ol{margin:0;padding:0;list-style:none}
button,input,textarea,select{font:inherit;color:inherit}
button{cursor:pointer;background:none;border:0}
:focus-visible{outline:2px solid var(--lime);outline-offset:2px}
::selection{background:var(--lime);color:var(--ink-deep)}

/* ---------- 基础版式 ---------- */
.container{width:100%;max-width:1200px;margin:0 auto;padding:0 32px}
.sec{padding:88px 0}
.sec.tight{padding:64px 0}
.sec-head{max-width:720px;margin-bottom:40px}
.eyebrow{
  display:inline-flex;align-items:center;gap:8px;
  font-size:13px;font-weight:700;letter-spacing:2px;color:var(--ink-soft);
  text-transform:uppercase;margin-bottom:14px;
}
.eyebrow::before{content:"";width:22px;height:2px;background:var(--lime);display:inline-block}
.sec-head h2{font-size:clamp(24px,2.6vw,34px);margin-bottom:14px}
.sec-sub{color:var(--muted);font-size:16px;max-width:640px}
.mono{font-family:var(--mono);font-variant-numeric:tabular-nums}

/* ---------- 通用按钮 ---------- */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  padding:13px 26px;border-radius:var(--r-btn);font-size:15px;font-weight:700;
  line-height:1;min-height:46px;border:1.5px solid transparent;
  transition:transform .18s ease,box-shadow .18s ease,background-color .18s ease,color .18s ease,border-color .18s ease;
}
.btn-primary{background:var(--orange);color:#fff;box-shadow:0 6px 16px rgba(255,90,31,.28)}
.btn-primary:hover{background:#ff6c37;color:#fff;transform:translateY(-2px);box-shadow:0 12px 26px rgba(255,90,31,.34)}
.btn-primary:active{transform:translateY(0);box-shadow:0 4px 10px rgba(255,90,31,.24)}
.btn-ghost{border-color:var(--ink);color:var(--ink);background:transparent}
.btn-ghost:hover{background:rgba(14,59,47,.08);color:var(--ink);transform:translateY(-2px)}
.btn-light{border-color:rgba(255,255,255,.5);color:#fff;background:transparent}
.btn-light:hover{background:rgba(255,255,255,.12);color:#fff;border-color:#fff}
.btn-block{width:100%}

/* ---------- 左侧导航 ---------- */
.side-shell{
  position:fixed;left:0;top:0;bottom:0;width:var(--side);
  background:var(--ink-deep);color:#fff;z-index:80;
  display:flex;flex-direction:column;padding:26px 20px 22px;
  border-right:1px solid rgba(255,255,255,.08);overflow-y:auto;
}
.brand{display:flex;align-items:center;gap:12px;margin-bottom:8px}
.brand-mark{
  width:40px;height:40px;flex:0 0 40px;border-radius:11px;
  background:var(--lime);color:var(--ink-deep);
  display:flex;align-items:center;justify-content:center;
  font-weight:900;font-size:17px;letter-spacing:-.5px;
  clip-path:polygon(14% 0,100% 0,100% 86%,86% 100%,0 100%,0 14%);
}
.brand-text{display:flex;flex-direction:column;line-height:1.25}
.brand-text b{font-size:18px;color:#fff;letter-spacing:.5px}
.brand-text span{font-size:11.5px;color:rgba(200,242,78,.82);letter-spacing:.4px;margin-top:3px}
.side-note{font-size:12px;color:rgba(255,255,255,.48);line-height:1.7;margin:14px 0 22px;padding-bottom:20px;border-bottom:1px solid rgba(255,255,255,.1)}
.side-nav{display:flex;flex-direction:column;gap:6px}
.side-nav a{
  position:relative;display:block;padding:12px 14px;border-radius:10px;
  font-size:15px;font-weight:600;color:rgba(255,255,255,.72);
  transition:background-color .2s ease,color .2s ease;
}
.side-nav a:hover{background:rgba(255,255,255,.07);color:#fff}
.side-nav a.is-active{background:rgba(200,242,78,.12);color:#fff}
.side-nav a.is-active::before{
  content:"";position:absolute;left:0;top:9px;bottom:9px;width:3px;border-radius:2px;background:var(--lime);
}
.side-foot{margin-top:auto;padding-top:24px}
.side-foot .btn{width:100%;background:var(--orange);color:#fff;font-size:14px;min-height:44px}
.side-foot .btn:hover{background:#ff6c37;color:#fff}
.side-contact{margin-top:16px;font-size:12.5px;color:rgba(255,255,255,.6);line-height:1.8}
.side-contact b{display:block;color:#fff;font-size:15px;font-family:var(--mono);letter-spacing:.5px}

/* ---------- 顶部条 / 抽屉 ---------- */
.topbar{
  display:none;position:fixed;top:0;left:0;right:0;height:56px;z-index:70;
  background:var(--ink-deep);color:#fff;align-items:center;justify-content:space-between;
  padding:0 14px;border-bottom:1px solid rgba(255,255,255,.1);
}
.topbar .burger{
  width:44px;height:44px;display:flex;align-items:center;justify-content:center;
  color:#fff;font-size:19px;border-radius:10px;
}
.topbar .burger:hover{background:rgba(255,255,255,.1)}
.topbar .tb-brand{font-size:16px;font-weight:800;letter-spacing:.5px}
.topbar .tb-cta{
  background:var(--orange);color:#fff;font-size:13px;font-weight:700;
  padding:9px 14px;border-radius:9px;min-height:38px;display:flex;align-items:center;
}
.drawer{
  position:fixed;top:0;left:0;bottom:0;width:82vw;max-width:320px;z-index:96;
  background:var(--ink-deep);color:#fff;padding:24px 20px;
  transform:translateX(-102%);transition:transform .28s ease;overflow-y:auto;
}
.drawer.is-open{transform:translateX(0)}
.drawer-head{display:flex;align-items:center;justify-content:space-between;margin-bottom:20px}
.drawer-head b{font-size:17px;letter-spacing:.5px}
.drawer-close{width:40px;height:40px;border-radius:10px;color:#fff;font-size:20px;display:flex;align-items:center;justify-content:center}
.drawer-close:hover{background:rgba(255,255,255,.12)}
.drawer-mask{
  position:fixed;inset:0;background:rgba(11,26,21,.55);z-index:90;
  opacity:0;visibility:hidden;transition:opacity .25s ease,visibility .25s ease;
}
.drawer-mask.is-open{opacity:1;visibility:visible}

/* ---------- 主区域 ---------- */
.main-area{margin-left:var(--side);min-height:100vh;display:flex;flex-direction:column}
.main-area > .content{flex:1 1 auto}

/* ---------- 面包屑 ---------- */
.crumb-bar{padding:22px 0 0}
.crumb{display:flex;flex-wrap:wrap;align-items:center;gap:8px;font-size:13px;color:var(--muted)}
.crumb li{display:flex;align-items:center;gap:8px}
.crumb li + li::before{content:"/";color:#bfc0b6}
.crumb a{color:var(--ink-soft);font-weight:600}
.crumb a:hover{color:var(--orange);text-decoration:underline}
.crumb .current{color:var(--muted)}

/* ---------- Hero ---------- */
.page-hero{padding:26px 0 0}
.hero-card{
  position:relative;border-radius:24px;overflow:hidden;
  background:linear-gradient(100deg,rgba(11,26,21,.94) 0%,rgba(14,59,47,.86) 52%,rgba(14,59,47,.52) 100%),
             url('/assets/images/backpic/back-2.webp') center/cover no-repeat;
  color:#fff;padding:56px 52px 50px;
}
.hero-card::after{
  content:"";position:absolute;right:-90px;bottom:-120px;width:340px;height:340px;border-radius:50%;
  border:44px solid rgba(200,242,78,.16);pointer-events:none;
}
.hero-inner{position:relative;z-index:2;max-width:720px}
.hero-tag{
  display:inline-flex;align-items:center;gap:8px;padding:6px 14px;border-radius:999px;
  background:rgba(200,242,78,.16);color:var(--lime);font-size:13px;font-weight:700;
  letter-spacing:.6px;margin-bottom:20px;
}
.hero-card h1{color:#fff;font-size:clamp(30px,4.2vw,50px);line-height:1.25;margin-bottom:16px}
.hero-card .lead{font-size:18px;color:rgba(255,255,255,.86);margin-bottom:18px;font-weight:600}
.hero-card .desc{font-size:15.5px;line-height:1.9;color:rgba(255,255,255,.74);margin-bottom:30px}
.hero-actions{display:flex;flex-wrap:wrap;gap:14px}
.hero-stats{
  position:relative;z-index:2;margin-top:44px;display:grid;
  grid-template-columns:repeat(3,minmax(0,1fr));gap:1px;background:rgba(255,255,255,.14);
  border-radius:14px;overflow:hidden;
}
.hero-stats .stat{background:rgba(11,26,21,.55);padding:20px 22px}
.hero-stats .num{font-family:var(--mono);font-size:26px;font-weight:700;color:var(--lime);line-height:1.2}
.hero-stats .num small{font-size:14px;color:#fff;margin-left:3px;font-weight:600}
.hero-stats .cap{font-size:13px;color:rgba(255,255,255,.66);margin-top:6px}

/* ---------- 大卡展示 ---------- */
.feature-card{
  display:grid;grid-template-columns:minmax(0,1.05fr) minmax(0,1fr);
  background:var(--card);border:1px solid var(--line);border-radius:var(--r-card);
  overflow:hidden;box-shadow:var(--sh-1);transition:box-shadow .25s ease,transform .25s ease;
}
.feature-card:hover{box-shadow:var(--sh-2);transform:translateY(-2px)}
.feature-media{position:relative;min-height:380px;overflow:hidden}
.feature-media img{width:100%;height:100%;object-fit:cover;transition:transform .4s ease}
.feature-card:hover .feature-media img{transform:scale(1.03)}
.float-tag{
  position:absolute;left:18px;top:18px;padding:7px 14px;border-radius:999px;
  background:rgba(11,26,21,.78);color:var(--lime);font-size:12.5px;font-weight:700;letter-spacing:.5px;
  backdrop-filter:blur(4px);
}
.float-num{
  position:absolute;right:18px;bottom:18px;padding:14px 18px;border-radius:14px;
  background:rgba(255,255,255,.94);color:var(--ink-deep);box-shadow:var(--sh-2);
  font-family:var(--mono);font-size:24px;font-weight:700;line-height:1.15;text-align:right;
}
.float-num small{display:block;font-family:inherit;font-size:12px;color:var(--muted);font-weight:600;margin-top:4px}
.feature-body{padding:40px 40px 36px;display:flex;flex-direction:column;align-items:flex-start}
.chip{
  display:inline-block;padding:5px 13px;border-radius:999px;
  background:rgba(200,242,78,.32);color:var(--ink-soft);
  font-size:12.5px;font-weight:700;letter-spacing:.5px;margin-bottom:16px;
}
.feature-body h3{font-size:23px;margin-bottom:14px}
.feature-body p{color:var(--muted);font-size:15.5px;margin-bottom:20px}
.tick-list{display:flex;flex-direction:column;gap:11px;margin-bottom:28px}
.tick-list li{display:flex;gap:10px;font-size:15px;color:var(--text)}
.tick-list li::before{
  content:"";flex:0 0 7px;height:7px;margin-top:9px;border-radius:2px;background:var(--lime);
}

/* ---------- 双列清单 ---------- */
.spec-wrap{background:var(--card);border:1px solid var(--line);border-radius:var(--r-card);box-shadow:var(--sh-1);padding:8px 34px}
.spec-row{
  display:grid;grid-template-columns:250px minmax(0,1fr);gap:28px;
  padding:24px 0;border-bottom:1px solid var(--line);align-items:start;
}
.spec-row:last-child{border-bottom:0}
.spec-row h3{font-size:17.5px;display:flex;align-items:center;gap:10px}
.spec-row h3 .dot{width:8px;height:8px;border-radius:50%;background:var(--lime);flex:0 0 8px}
.spec-row p{color:var(--muted);font-size:15.5px}
.spec-row p b{color:var(--ink);font-weight:700}

/* ---------- FAQ ---------- */
.faq-list{display:flex;flex-direction:column;gap:12px;max-width:920px}
.faq-item{
  background:var(--card);border:1px solid var(--line);border-radius:14px;
  box-shadow:var(--sh-1);overflow:hidden;transition:border-color .2s ease,box-shadow .2s ease;
}
.faq-item:hover{border-color:#cfd0c5}
.faq-item[open]{box-shadow:var(--sh-2)}
.faq-item summary{
  list-style:none;cursor:pointer;padding:20px 24px;display:flex;align-items:center;gap:16px;
  font-size:17px;font-weight:700;color:var(--ink-deep);
}
.faq-item summary::-webkit-details-marker{display:none}
.faq-item summary .idx{font-family:var(--mono);font-size:13px;color:var(--muted);flex:0 0 26px}
.faq-item summary .plus{
  margin-left:auto;flex:0 0 22px;width:22px;height:22px;position:relative;transition:transform .25s ease;
}
.faq-item summary .plus::before,
.faq-item summary .plus::after{
  content:"";position:absolute;background:var(--ink-soft);border-radius:2px;transition:background-color .2s ease;
}
.faq-item summary .plus::before{left:0;top:10px;width:22px;height:2px}
.faq-item summary .plus::after{top:0;left:10px;width:2px;height:22px}
.faq-item[open] summary{color:var(--ink)}
.faq-item[open] summary .plus{transform:rotate(45deg)}
.faq-item[open] summary .plus::before,
.faq-item[open] summary .plus::after{background:var(--orange)}
.faq-answer{padding:0 24px 22px 66px;color:var(--muted);font-size:15px;line-height:1.85}

/* ---------- CTA + 表单 ---------- */
.cta-block{
  position:relative;border-radius:24px;overflow:hidden;color:#fff;
  background:linear-gradient(120deg,rgba(11,26,21,.96),rgba(14,59,47,.9)),
             url('/assets/images/backpic/back-3.webp') center/cover no-repeat;
  padding:56px 52px;
}
.cta-grid{display:grid;grid-template-columns:minmax(0,1fr) 400px;gap:52px;align-items:start;position:relative;z-index:2}
.cta-block h2{color:#fff;font-size:clamp(24px,2.6vw,34px);margin-bottom:16px}
.cta-block .cta-text{color:rgba(255,255,255,.78);font-size:15.5px;margin-bottom:26px;max-width:520px}
.cta-points{display:flex;flex-direction:column;gap:12px;margin-bottom:28px}
.cta-points li{display:flex;gap:10px;font-size:15px;color:rgba(255,255,255,.86)}
.cta-points li::before{content:"";flex:0 0 7px;height:7px;margin-top:9px;border-radius:2px;background:var(--lime)}
.cta-contact{font-size:14px;color:rgba(255,255,255,.7);border-top:1px solid rgba(255,255,255,.16);padding-top:20px}
.cta-contact b{color:#fff;font-family:var(--mono);font-size:17px;letter-spacing:.5px}
.form-card{background:#fff;border-radius:18px;padding:30px 28px;box-shadow:var(--sh-2)}
.form-card h3{font-size:19px;margin-bottom:6px}
.form-card .form-hint{font-size:13px;color:var(--muted);margin-bottom:20px}
.field{margin-bottom:16px}
.field label{display:block;font-size:13px;font-weight:700;color:var(--ink-soft);margin-bottom:7px}
.field input,.field select,.field textarea{
  width:100%;padding:12px 14px;border:1px solid var(--line);border-radius:10px;
  font-size:15px;background:#fcfcfa;transition:border-color .2s ease,box-shadow .2s ease;
}
.field textarea{min-height:88px;resize:vertical}
.field input:focus,.field select:focus,.field textarea:focus{
  outline:none;border-color:var(--ink);box-shadow:0 0 0 3px rgba(14,59,47,.12);
}
.form-msg{font-size:13px;color:var(--ink-soft);margin-top:12px;min-height:20px}
.form-msg.is-ok{color:var(--ink)}

/* ---------- 页脚 ---------- */
.site-footer{background:var(--ink-deep);color:rgba(255,255,255,.72);margin-top:88px}
.footer-grid{
  display:grid;grid-template-columns:1.4fr 1fr 1fr 1.1fr;gap:0;
  border-bottom:1px solid rgba(255,255,255,.12);
}
.footer-col{padding:52px 32px 48px;border-right:1px solid rgba(255,255,255,.1)}
.footer-col:first-child{padding-left:0}
.footer-col:last-child{border-right:0;padding-right:0}
.footer-col h4{color:#fff;font-size:15px;margin-bottom:18px;letter-spacing:.6px}
.footer-brand{display:flex;align-items:center;gap:12px;margin-bottom:16px}
.footer-brand .brand-mark{width:36px;height:36px;flex:0 0 36px;font-size:15px}
.footer-brand b{color:#fff;font-size:17px;letter-spacing:.5px}
.footer-col p{font-size:13.5px;line-height:1.85;color:rgba(255,255,255,.6)}
.footer-links{display:flex;flex-direction:column;gap:11px}
.footer-links a{font-size:14px;color:rgba(255,255,255,.72)}
.footer-links a:hover{color:var(--lime)}
.footer-contact{display:flex;flex-direction:column;gap:8px;font-size:14px}
.footer-contact b{color:#fff;font-family:var(--mono);letter-spacing:.5px}
.footer-bottom{
  padding:22px 0;display:flex;flex-wrap:wrap;gap:12px;justify-content:space-between;
  font-size:13px;color:rgba(255,255,255,.5);
}
.footer-bottom a{color:rgba(255,255,255,.6)}
.footer-bottom a:hover{color:var(--lime)}

/* ---------- 移动底部转化条 ---------- */
.mobile-cta{
  display:none;position:fixed;left:0;right:0;bottom:0;height:56px;z-index:75;
  background:var(--ink-deep);color:#fff;align-items:center;justify-content:space-between;
  padding:0 14px calc(0px + env(safe-area-inset-bottom));
  transform:translateY(100%);transition:transform .28s ease;
  border-top:1px solid rgba(255,255,255,.12);
}
.mobile-cta.is-visible{transform:translateY(0)}
.mobile-cta span{font-size:13.5px;color:rgba(255,255,255,.82)}
.mobile-cta .btn{background:var(--orange);color:#fff;font-size:13.5px;min-height:40px;padding:10px 18px}

/* ---------- Foundation 覆盖 ---------- */
.grid-x{width:100%}
.cell{min-width:0}
.button,.button.primary,.button.secondary{background:none;color:inherit;padding:0;margin:0;font-size:inherit;border:0}
.button:hover{background:none}

/* ---------- 响应式 ---------- */
@media screen and (max-width:1279px){
  .container{max-width:1100px}
  .cta-grid{gap:38px;grid-template-columns:minmax(0,1fr) 360px}
}
@media screen and (max-width:1140px){
  .hero-card{padding:48px 40px 44px}
  .feature-body{padding:34px 30px 30px}
  .spec-wrap{padding:8px 26px}
  .spec-row{grid-template-columns:210px minmax(0,1fr);gap:22px}
  .cta-block{padding:48px 38px}
  .footer-col{padding:44px 22px 40px}
}
@media screen and (max-width:991px){
  .side-shell{display:none}
  .topbar{display:flex}
  .main-area{margin-left:0;padding-top:56px}
  .container{padding:0 22px}
  .sec{padding:64px 0}
  .sec.tight{padding:48px 0}
  .hero-card{padding:44px 30px 40px;border-radius:18px}
  .hero-stats{grid-template-columns:1fr;margin-top:34px}
  .feature-card{grid-template-columns:1fr}
  .feature-media{min-height:260px}
  .cta-grid{grid-template-columns:1fr}
  .form-card{margin-top:6px}
  .footer-grid{grid-template-columns:1fr 1fr;gap:0}
  .footer-col{border-right:0;border-bottom:1px solid rgba(255,255,255,.1);padding:34px 0}
  .footer-col:nth-child(odd){padding-right:24px}
  .footer-col h4{margin-top:0}
  .site-footer{padding-bottom:0}
}
@media screen and (max-width:767px){
  .sec{padding:56px 0}
  .container{padding:0 18px}
  .mobile-cta{display:flex}
  .site-footer{padding-bottom:64px;margin-top:56px}
  .hero-card h1{font-size:30px}
  .hero-card .lead{font-size:16.5px}
  .hero-actions{flex-direction:column;align-items:stretch}
  .hero-actions .btn{width:100%}
  .feature-body{padding:28px 22px 26px}
  .spec-wrap{padding:4px 18px}
  .spec-row{grid-template-columns:1fr;gap:8px;padding:20px 0}
  .faq-answer{padding:0 20px 20px 20px}
  .faq-item summary{padding:17px 18px;font-size:16px}
  .footer-grid{grid-template-columns:1fr}
  .footer-col{padding:28px 0}
  .footer-col:nth-child(odd){padding-right:0}
  .footer-bottom{flex-direction:column;gap:6px}
  .cta-block{padding:38px 22px;border-radius:18px}
}
@media screen and (max-width:480px){
  body{font-size:15.5px;line-height:1.75}
  .hero-card{padding:34px 20px 32px}
  .hero-card h1{font-size:26px}
  .hero-stats .stat{padding:16px 18px}
  .btn{width:100%;padding:14px 20px}
  .spec-row h3{font-size:16.5px}
}