/* roulang page: index */
:root{
  --c-primary:#10B486;
  --c-primary-d:#0A8A66;
  --c-primary-soft:#E6F7F1;
  --c-accent:#FF7A3D;
  --c-accent-d:#E85F22;
  --c-lime:#C9F24D;
  --c-ink:#0E1B1C;
  --c-dark:#0D1A1A;
  --c-body:#3B4D4E;
  --c-muted:#7C8F90;
  --c-line:#E3EBE8;
  --c-bg:#F4F7F6;
  --c-card:#FFFFFF;
  --sh-1:0 1px 2px rgba(14,27,28,.04),0 2px 8px rgba(14,27,28,.05);
  --sh-2:0 12px 32px rgba(14,27,28,.08);
  --sh-3:0 18px 44px rgba(14,27,28,.12);
  --r-hero:24px;
  --r-foot:32px;
  --r-card:16px;
  --r-btn:12px;
  --r-img:14px;
  --grad-brand:linear-gradient(120deg,#10B486 0%,#37D6A4 55%,#C9F24D 100%);
  --grad-cta:linear-gradient(135deg,#FF8A4C,#FF6A2B);
  --bs-primary:#10B486;
  --bs-primary-rgb:16,180,134;
  --bs-body-color:#3B4D4E;
  --bs-body-bg:#F4F7F6;
  --bs-border-color:#E3EBE8;
  --bs-link-color:#0A8A66;
  --bs-link-hover-color:#10B486;
  --bs-font-sans-serif:system-ui,-apple-system,"PingFang SC","HarmonyOS Sans SC","Microsoft YaHei","Source Han Sans SC",sans-serif;
}
*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth;scroll-padding-top:96px}
body{
  margin:0;
  font-family:system-ui,-apple-system,"PingFang SC","HarmonyOS Sans SC","Microsoft YaHei","Source Han Sans SC",sans-serif;
  font-size:16px;
  line-height:1.8;
  color:var(--c-body);
  background:var(--c-bg);
  overflow-x:hidden;
}
img{display:block;max-width:100%;height:auto}
a{color:var(--c-primary-d);text-decoration:none;transition:color .2s ease,opacity .2s ease}
a:hover{color:var(--c-primary)}
h1,h2,h3,h4,h5{margin:0;color:var(--c-ink);font-weight:700;letter-spacing:-.2px}
p{margin:0 0 1em}
ul,ol{margin:0;padding:0;list-style:none}
button{font-family:inherit}
:focus-visible{outline:3px solid var(--c-primary);outline-offset:2px;border-radius:6px}
.container{width:100%;max-width:1200px;margin:0 auto;padding-left:20px;padding-right:20px}
@media (min-width:1400px){.container{max-width:1240px}}
.section{padding:88px 0}
.section-alt{background:#fff}
.eyebrow{
  display:inline-block;font-size:13px;font-weight:600;letter-spacing:1.5px;
  color:var(--c-primary-d);background:var(--c-primary-soft);
  padding:6px 14px;border-radius:999px;margin-bottom:16px;
}
.section-head{display:flex;align-items:flex-end;justify-content:space-between;gap:24px;margin-bottom:40px}
.section-head h2{font-size:28px;line-height:1.3;max-width:640px}
.section-head p{margin:12px 0 0;color:var(--c-muted);font-size:15px;max-width:620px}
.link-more{font-size:15px;font-weight:600;color:var(--c-primary-d);white-space:nowrap;border-bottom:2px solid transparent}
.link-more:hover{border-bottom-color:var(--c-primary);color:var(--c-primary)}

/* ---------- 导航 ---------- */
.site-nav{
  position:sticky;top:0;z-index:1030;height:72px;display:flex;align-items:center;
  background:#fff;border-bottom:1px solid var(--c-line);
  transition:background .24s ease,box-shadow .24s ease,border-color .24s ease;
}
.site-nav.is-solid{box-shadow:var(--sh-1)}
.page-home .site-nav:not(.is-solid){background:transparent;border-color:transparent}
.nav-inner{display:flex;align-items:center;justify-content:space-between;gap:24px}
.brand{display:flex;align-items:center;gap:12px;flex-shrink:0}
.brand-mark{
  width:36px;height:36px;border-radius:10px;background:var(--grad-brand);
  display:flex;align-items:center;justify-content:center;
  color:#06231c;font-weight:800;font-size:18px;letter-spacing:-1px;
}
.brand-text{font-size:17px;font-weight:700;color:var(--c-ink);letter-spacing:-.3px;white-space:nowrap}
.nav-menu{display:flex;align-items:center;gap:28px}
.nav-link-item{
  font-size:16px;font-weight:500;color:var(--c-ink);position:relative;
  padding:6px 2px;min-height:48px;display:inline-flex;align-items:center;
}
.nav-link-item::after{
  content:"";position:absolute;left:0;right:100%;bottom:0;height:2px;
  background:var(--c-primary);transition:right .24s cubic-bezier(.2,.7,.3,1);
}
.nav-link-item:hover::after,.nav-link-item.active::after{right:0}
.nav-link-item.active{color:var(--c-primary-d);font-weight:600}
.nav-cta{
  display:inline-flex;align-items:center;justify-content:center;
  height:44px;padding:0 22px;font-size:15px;font-weight:600;
}
.page-home .site-nav:not(.is-solid) .brand-text,
.page-home .site-nav:not(.is-solid) .nav-link-item{color:#fff}
.page-home .site-nav:not(.is-solid) .nav-link-item.active{color:var(--c-lime)}
.page-home .site-nav:not(.is-solid) .brand-mark{background:rgba(255,255,255,.14);color:#fff;border:1px solid rgba(255,255,255,.2)}
.nav-toggle{
  display:none;width:48px;height:48px;border:0;background:transparent;
  flex-direction:column;align-items:center;justify-content:center;gap:5px;cursor:pointer;
}
.nav-toggle span{display:block;width:22px;height:2px;background:var(--c-ink);border-radius:2px;transition:background .2s}
.page-home .site-nav:not(.is-solid) .nav-toggle span{background:#fff}
.nav-panel{width:min(360px,88vw)!important;border-left:0!important}
.nav-panel .offcanvas-header{border-bottom:1px solid var(--c-line);padding:18px 20px}
.nav-panel .offcanvas-body{padding:16px 20px 100px;display:flex;flex-direction:column;gap:4px}
.panel-link{
  display:flex;align-items:center;height:52px;padding:0 14px;border-radius:var(--r-btn);
  font-size:16px;font-weight:500;color:var(--c-ink);
}
.panel-link:hover{background:var(--c-primary-soft);color:var(--c-primary-d)}
.panel-link.active{background:var(--c-primary-soft);color:var(--c-primary-d);font-weight:600}
.panel-cta{position:absolute;left:20px;right:20px;bottom:24px;width:auto}

/* ---------- 按钮 ---------- */
.btn-brand{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  height:50px;padding:0 28px;border:0;border-radius:var(--r-btn);
  background:var(--grad-cta);color:#fff;font-size:16px;font-weight:600;
  box-shadow:0 8px 20px rgba(255,106,43,.24);
  transition:transform .22s cubic-bezier(.2,.7,.3,1),box-shadow .22s ease,background-position .3s ease;
}
.btn-brand:hover{color:#fff;transform:translateY(-2px);box-shadow:0 14px 30px rgba(255,106,43,.32)}
.btn-brand:active{transform:translateY(1px);box-shadow:0 6px 14px rgba(255,106,43,.24)}
.btn-outline-brand{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  height:50px;padding:0 26px;border-radius:var(--r-btn);
  background:transparent;border:1.5px solid var(--c-primary);color:var(--c-primary-d);
  font-size:16px;font-weight:600;transition:background .22s ease,transform .22s ease;
}
.btn-outline-brand:hover{background:var(--c-primary-soft);color:var(--c-primary-d);transform:translateY(-2px)}
.btn-ghost-light{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  height:50px;padding:0 26px;border-radius:var(--r-btn);
  background:rgba(255,255,255,.12);border:1px solid rgba(255,255,255,.22);color:#fff;
  font-size:16px;font-weight:600;transition:background .22s ease,transform .22s ease;
}
.btn-ghost-light:hover{background:rgba(255,255,255,.2);color:#fff;transform:translateY(-2px)}
.btn-sm-brand{height:44px;padding:0 20px;font-size:15px}

/* ---------- 徽章 ---------- */
.badge-soft{
  display:inline-flex;align-items:center;height:28px;padding:0 12px;border-radius:999px;
  background:var(--c-primary-soft);color:var(--c-primary-d);font-size:13px;font-weight:600;
}
.badge-data{
  display:inline-flex;align-items:center;height:28px;padding:0 12px;border-radius:999px;
  background:var(--c-lime);color:#26350A;font-size:13px;font-weight:700;
}
.badge-line{
  display:inline-flex;align-items:center;height:30px;padding:0 14px;border-radius:999px;
  border:1px solid var(--c-line);background:#fff;color:var(--c-body);font-size:13px;font-weight:600;
}

/* ---------- Hero ---------- */
.page-home .hero-conv{margin-top:-72px;padding-top:72px}
.hero-conv{
  position:relative;min-height:620px;display:flex;align-items:center;
  background-image:linear-gradient(90deg,rgba(13,26,26,.92),rgba(13,26,26,.55)),url('/assets/images/backpic/back-1.png');
  background-size:cover;background-position:center;
  border-bottom-left-radius:var(--r-foot);border-bottom-right-radius:var(--r-foot);
  padding:96px 0 88px;
}
.hero-grid{display:grid;grid-template-columns:1fr 1fr;gap:56px;align-items:center}
.hero-content{color:rgba(255,255,255,.82)}
.hero-content h1{
  color:#fff;font-size:40px;line-height:1.15;font-weight:800;letter-spacing:-.5px;
  margin-bottom:18px;
}
.hero-content h1 .hl{
  background:var(--grad-brand);-webkit-background-clip:text;background-clip:text;color:transparent;
}
.hero-sub{font-size:17px;line-height:1.8;color:rgba(255,255,255,.78);max-width:520px;margin-bottom:32px}
.hero-actions{display:flex;flex-wrap:wrap;gap:14px;margin-bottom:36px}
.hero-stats{display:flex;flex-wrap:wrap;gap:12px}
.stat-pill{
  display:flex;align-items:center;gap:10px;
  padding:12px 18px;border-radius:999px;
  background:rgba(255,255,255,.08);border:1px solid rgba(255,255,255,.16);
}
.stat-pill b{font-size:20px;font-weight:800;color:#fff;font-variant-numeric:tabular-nums}
.stat-pill span{font-size:13px;color:rgba(255,255,255,.72)}
.hero-visual{position:relative}
.entry-card{
  position:relative;z-index:2;background:#fff;border-radius:var(--r-hero);
  padding:28px;box-shadow:var(--sh-3);
}
.entry-card h2{font-size:19px;margin-bottom:6px}
.entry-card .entry-note{font-size:13px;color:var(--c-muted);margin-bottom:20px}
.field{margin-bottom:16px}
.field label{display:block;font-size:14px;font-weight:500;color:var(--c-ink);margin-bottom:8px}
.field .input-line{
  height:48px;border-radius:var(--r-btn);border:1px solid var(--c-line);background:#FBFDFC;
  display:flex;align-items:center;padding:0 16px;color:var(--c-muted);font-size:15px;
}
.field .input-line:focus-within{border-color:var(--c-primary);box-shadow:0 0 0 3px rgba(16,180,134,.12)}
.entry-card .btn-brand{width:100%;margin-top:6px}
.entry-links{display:flex;justify-content:space-between;gap:12px;margin-top:16px;font-size:14px}
.entry-links a{color:var(--c-primary-d);font-weight:500}
.deco-card{
  position:absolute;left:26px;right:-14px;top:36px;bottom:-20px;z-index:1;
  background:linear-gradient(140deg,rgba(255,255,255,.22),rgba(255,255,255,.06));
  border:1px solid rgba(255,255,255,.18);border-radius:var(--r-hero);
  transform:rotate(-1.5deg);
}
.float-badge{
  position:absolute;top:-16px;right:-10px;z-index:3;
  background:var(--c-lime);color:#26350A;font-size:13px;font-weight:800;
  padding:8px 14px;border-radius:999px;box-shadow:0 10px 24px rgba(201,242,77,.3);
}

/* ---------- 卡片 ---------- */
.card-brand{
  background:#fff;border:1px solid var(--c-line);border-radius:var(--r-hero);
  padding:24px;box-shadow:var(--sh-2);
  transition:transform .26s cubic-bezier(.2,.7,.3,1),box-shadow .26s ease;
}
.card-brand:hover{transform:translateY(-3px);box-shadow:var(--sh-3)}
.card-title{font-size:19px;font-weight:600;margin-bottom:10px}
.card-text{font-size:15px;color:var(--c-body);margin:0}
.card-img{border-radius:var(--r-img);overflow:hidden;margin-bottom:20px}
.card-img img{width:100%;height:100%;object-fit:cover;transition:transform .3s ease}
.card-brand:hover .card-img img{transform:scale(1.03)}

/* ---------- 卖点三连 ---------- */
.feature-grid{display:grid;grid-template-columns:5fr 7fr;gap:24px}
.feature-main{display:flex;flex-direction:column}
.feature-main .card-img{aspect-ratio:4/3;height:auto}
.feature-side{display:grid;gap:24px}
.num-tag{
  font-size:40px;font-weight:800;line-height:1;letter-spacing:-2px;
  color:transparent;-webkit-text-stroke:1.5px var(--c-primary);
  margin-bottom:14px;font-variant-numeric:tabular-nums;
}
.num-tag.lime{-webkit-text-stroke-color:#A9CE2E}

/* ---------- 场景演示 ---------- */
.scene-row{display:grid;grid-template-columns:7fr 5fr;gap:48px;align-items:center}
.scene-row.reverse{grid-template-columns:5fr 7fr}
.scene-shot{
  border-radius:20px;overflow:hidden;border:1px solid var(--c-line);box-shadow:var(--sh-2);
  background:#fff;
}
.scene-shot img{width:100%;aspect-ratio:16/11;object-fit:cover}
.step-list{position:relative;padding-left:0}
.step-item{display:flex;gap:18px;position:relative;padding-bottom:28px}
.step-item:last-child{padding-bottom:0}
.step-item::before{
  content:"";position:absolute;left:17px;top:38px;bottom:0;width:2px;background:var(--c-line);
}
.step-item:last-child::before{display:none}
.step-num{
  flex:0 0 36px;width:36px;height:36px;border-radius:50%;
  background:var(--c-primary-soft);color:var(--c-primary-d);
  display:flex;align-items:center;justify-content:center;font-size:14px;font-weight:800;
  position:relative;z-index:2;
}
.step-body h3{font-size:18px;font-weight:600;margin-bottom:6px}
.step-body p{font-size:15px;color:var(--c-muted);margin:0}
.scene-tabs{display:flex;flex-wrap:wrap;gap:10px;margin-bottom:36px}
.tab-pill{
  height:40px;padding:0 20px;border-radius:999px;border:1px solid var(--c-line);
  background:#fff;color:var(--c-body);font-size:15px;font-weight:600;
  display:inline-flex;align-items:center;
}
.tab-pill.active{background:var(--c-primary);border-color:var(--c-primary);color:#fff}

/* ---------- CMS 列表 ---------- */
.list-cms{display:grid;grid-template-columns:repeat(2,1fr);gap:24px}
.cms-feature{
  grid-column:1/-1;display:grid;grid-template-columns:5fr 7fr;gap:0;
  background:#fff;border:1px solid var(--c-line);border-radius:var(--r-hero);
  overflow:hidden;box-shadow:var(--sh-2);transition:transform .26s cubic-bezier(.2,.7,.3,1),box-shadow .26s ease;
}
.cms-feature:hover{transform:translateY(-3px);box-shadow:var(--sh-3)}
.cms-feature .thumb{overflow:hidden;min-height:260px}
.cms-feature .thumb img{width:100%;height:100%;object-fit:cover;aspect-ratio:4/3;transition:transform .3s ease}
.cms-feature:hover .thumb img{transform:scale(1.03)}
.cms-feature .body{padding:32px;display:flex;flex-direction:column;justify-content:center}
.cms-feature h3{font-size:22px;line-height:1.4;margin-bottom:14px}
.cms-feature h3 a{color:var(--c-ink)}
.cms-feature h3 a:hover{color:var(--c-primary)}
.cms-feature p{font-size:15px;color:var(--c-body);margin:0 0 20px}
.cms-card{
  background:#fff;border:1px solid var(--c-line);border-radius:var(--r-hero);
  overflow:hidden;box-shadow:var(--sh-2);display:flex;flex-direction:column;
  transition:transform .26s cubic-bezier(.2,.7,.3,1),box-shadow .26s ease;
}
.cms-card:hover{transform:translateY(-3px);box-shadow:var(--sh-3)}
.cms-card .thumb{overflow:hidden}
.cms-card .thumb img{width:100%;aspect-ratio:4/3;object-fit:cover;transition:transform .3s ease}
.cms-card:hover .thumb img{transform:scale(1.03)}
.cms-card .body{padding:22px;display:flex;flex-direction:column;flex:1}
.cms-card h3{font-size:18px;line-height:1.45;margin-bottom:10px}
.cms-card h3 a{color:var(--c-ink);display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}
.cms-card h3 a:hover{color:var(--c-primary)}
.cms-card p{
  font-size:14.5px;color:var(--c-muted);margin:0 0 18px;
  display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;
}
.cms-meta{
  margin-top:auto;display:flex;align-items:center;justify-content:space-between;gap:12px;
  font-size:13px;color:var(--c-muted);padding-top:14px;border-top:1px solid var(--c-line);
}
.cms-meta .cat{color:var(--c-primary-d);font-weight:600}
.cms-empty{
  min-height:240px;border:1px dashed var(--c-line);border-radius:var(--r-hero);
  background:#fff;display:flex;flex-direction:column;align-items:center;justify-content:center;
  gap:16px;text-align:center;padding:40px 20px;
}
.cms-empty svg{width:44px;height:44px;stroke:var(--c-primary);fill:none;stroke-width:1.6}
.cms-empty p{margin:0;color:var(--c-muted);font-size:15px}

/* ---------- 社会认同 ---------- */
.proof-grid{display:grid;grid-template-columns:4fr 8fr;gap:40px;align-items:start}
.stat-bar{display:flex;flex-direction:column;gap:0}
.stat-item{padding:20px 0;border-bottom:1px solid var(--c-line)}
.stat-item:first-child{padding-top:0}
.stat-item:last-child{border-bottom:0}
.stat-item b{display:block;font-size:36px;font-weight:800;color:var(--c-ink);line-height:1.1;font-variant-numeric:tabular-nums}
.stat-item span{font-size:14px;color:var(--c-muted)}
.stat-divider{height:4px;border-radius:999px;background:var(--grad-brand);margin:6px 0 0;width:64px}
.review-track{display:flex;gap:20px;overflow-x:auto;padding:6px 2px 20px;scroll-snap-type:x mandatory}
.review-track::-webkit-scrollbar{height:6px}
.review-track::-webkit-scrollbar-thumb{background:var(--c-line);border-radius:999px}
.review-card{
  flex:0 0 320px;background:#fff;border:1px solid var(--c-line);border-radius:20px;
  padding:24px;box-shadow:var(--sh-1);scroll-snap-align:start;
}
.review-card p{font-size:15px;color:var(--c-body);margin:0 0 20px}
.review-user{display:flex;align-items:center;gap:12px}
.avatar-dot{
  width:40px;height:40px;border-radius:50%;background:var(--c-primary-soft);
  color:var(--c-primary-d);display:flex;align-items:center;justify-content:center;
  font-weight:700;font-size:15px;flex:0 0 40px;
}
.review-user .name{font-size:15px;font-weight:600;color:var(--c-ink);line-height:1.4}
.review-user .role{font-size:13px;color:var(--c-muted)}
.chip-row{display:flex;flex-wrap:wrap;gap:12px;margin-top:32px}
.chip{
  padding:9px 18px;border-radius:999px;background:#fff;border:1px solid var(--c-line);
  font-size:14px;color:var(--c-muted);filter:grayscale(1);transition:all .24s ease;
}
.chip:hover{filter:grayscale(0);color:var(--c-primary-d);border-color:var(--c-primary)}

/* ---------- FAQ ---------- */
.faq-wrap{max-width:900px;margin:0 auto}
.faq-item{
  background:#fff;border:1px solid var(--c-line);border-radius:var(--r-card);
  margin-bottom:12px;overflow:hidden;transition:box-shadow .24s ease,border-color .24s ease;
}
.faq-item.active{border-color:var(--c-primary);box-shadow:var(--sh-1)}
.faq-q{
  width:100%;display:flex;align-items:center;justify-content:space-between;gap:16px;
  padding:20px 24px;background:transparent;border:0;text-align:left;
  font-size:17px;font-weight:600;color:var(--c-ink);cursor:pointer;
}
.faq-q .icon{
  flex:0 0 26px;width:26px;height:26px;border-radius:50%;background:var(--c-primary-soft);
  color:var(--c-primary-d);display:flex;align-items:center;justify-content:center;
  font-size:16px;font-weight:700;line-height:1;
}
.faq-a{max-height:0;overflow:hidden;transition:max-height .3s cubic-bezier(.2,.7,.3,1)}
.faq-item.active .faq-a{max-height:420px}
.faq-a-inner{padding:0 24px 22px;font-size:15px;line-height:1.8;color:var(--c-body)}
.faq-item.active .faq-q{color:var(--c-primary-d)}

/* ---------- CTA 带 ---------- */
.cta-band{
  background:var(--c-dark);border-radius:var(--r-hero);padding:56px;
  display:grid;grid-template-columns:7fr 5fr;gap:40px;align-items:center;
  position:relative;overflow:hidden;
}
.cta-band::after{
  content:"";position:absolute;right:-80px;top:-80px;width:320px;height:320px;border-radius:50%;
  background:radial-gradient(circle,rgba(16,180,134,.35),transparent 68%);
}
.cta-band h2{color:#fff;font-size:28px;line-height:1.3;margin-bottom:14px}
.cta-band p{color:rgba(255,255,255,.72);margin:0;font-size:15px;max-width:520px}
.cta-actions{display:flex;flex-wrap:wrap;gap:14px;position:relative;z-index:2}

/* ---------- 页脚 ---------- */
.footer-main{
  background:var(--c-dark);border-top-left-radius:var(--r-foot);border-top-right-radius:var(--r-foot);
  padding:64px 0 0;margin-top:88px;color:rgba(255,255,255,.68);
}
.footer-grid{display:grid;grid-template-columns:1.6fr 1fr 1fr 1.2fr;gap:40px;padding-bottom:48px}
.footer-brand{display:flex;align-items:center;gap:12px;margin-bottom:16px}
.footer-brand .brand-text{color:#fff}
.footer-brand .brand-mark{background:rgba(255,255,255,.14);color:#fff;border:1px solid rgba(255,255,255,.2)}
.footer-desc{font-size:14px;line-height:1.8;color:rgba(255,255,255,.6);max-width:280px}
.footer-social{display:flex;gap:10px;margin-top:18px}
.footer-social span{
  width:34px;height:34px;border-radius:10px;background:rgba(255,255,255,.08);
  border:1px solid rgba(255,255,255,.14);display:flex;align-items:center;justify-content:center;
  font-size:13px;color:rgba(255,255,255,.72);
}
.footer-col h4{font-size:15px;color:#fff;font-weight:600;margin-bottom:18px}
.footer-col a{display:block;font-size:14px;color:rgba(255,255,255,.62);padding:6px 0;min-height:32px}
.footer-col a:hover{color:#37D6A4}
.footer-contact p{font-size:14px;margin:0 0 10px;color:rgba(255,255,255,.62)}
.footer-bottom{
  border-top:1px solid rgba(255,255,255,.1);padding:20px 0;font-size:13px;
  color:rgba(255,255,255,.5);display:flex;flex-wrap:wrap;gap:12px;justify-content:space-between;
}
.footer-bottom a{color:rgba(255,255,255,.5)}
.footer-bottom a:hover{color:#37D6A4}

/* ---------- 移动端转化条 ---------- */
.mobile-bar{
  position:fixed;left:0;right:0;bottom:0;z-index:1040;display:none;
  background:#fff;border-top:1px solid var(--c-line);
  padding:10px 16px calc(10px + env(safe-area-inset-bottom));
  transform:translateY(120%);transition:transform .3s cubic-bezier(.2,.7,.3,1),opacity .3s ease;
  align-items:center;gap:12px;box-shadow:0 -6px 24px rgba(14,27,28,.08);
}
.mobile-bar.show{transform:translateY(0)}
.mobile-bar .btn-brand{flex:1;height:48px;box-shadow:none}
.mobile-bar .bar-link{font-size:14px;font-weight:600;color:var(--c-primary-d);white-space:nowrap}

/* ---------- 响应式 ---------- */
@media (max-width:1199.98px){
  .hero-content h1{font-size:34px}
  .proof-grid{grid-template-columns:1fr;gap:32px}
  .stat-bar{flex-direction:row;flex-wrap:wrap;gap:24px}
  .stat-item{flex:1 1 45%;border-bottom:0;padding:0}
  .stat-item b{font-size:30px}
}
@media (max-width:991.98px){
  .nav-menu{display:none}
  .nav-toggle{display:flex}
  .section{padding:64px 0}
  .hero-conv{padding:72px 0 64px;min-height:auto}
  .hero-grid{grid-template-columns:1fr;gap:36px}
  .hero-content h1{font-size:32px}
  .feature-grid{grid-template-columns:1fr}
  .scene-row,.scene-row.reverse{grid-template-columns:1fr;gap:32px}
  .scene-row.reverse .scene-shot{order:-1}
  .list-cms{grid-template-columns:1fr}
  .cms-feature{grid-template-columns:1fr}
  .cms-feature .thumb{min-height:220px}
  .cms-feature .body{padding:24px}
  .cta-band{grid-template-columns:1fr;padding:40px 28px;gap:28px}
  .footer-grid{grid-template-columns:1fr 1fr;gap:32px}
  .section-head{flex-direction:column;align-items:flex-start;gap:12px}
}
@media (max-width:767.98px){
  .section{padding:48px 0}
  .container{padding-left:16px;padding-right:16px}
  .hero-content h1{font-size:26px}
  .hero-sub{font-size:16px}
  .hero-actions .btn-brand,.hero-actions .btn-ghost-light{width:100%}
  .hero-stats{justify-content:center;width:100%}
  .stat-pill{flex:0 0 auto}
  .float-badge{right:6px;top:-14px}
  .section-head h2{font-size:21px}
  .card-brand{padding:20px}
  .review-card{flex:0 0 84%}
  .footer-grid{grid-template-columns:1fr;gap:28px}
  .chrome{padding:0}
  .mobile-bar{display:flex}
  .footer-main{padding-bottom:64px}
}
@media (max-width:575.98px){
  .entry-card{padding:22px}
  .deco-card{left:12px;right:-8px}
  .cta-band{padding:32px 20px}
  .cta-band h2{font-size:22px}
  .faq-q{font-size:16px;padding:18px}
  .faq-a-inner{padding:0 18px 18px}
}
@media (prefers-reduced-motion:reduce){
  *,*::before,*::after{animation-duration:.001ms!important;transition-duration:.001ms!important;scroll-behavior:auto!important}
}

/* roulang page: article */
:root{
  --c-primary:#10B486;
  --c-primary-d:#0A8A66;
  --c-primary-soft:#E6F7F1;
  --c-accent:#FF7A3D;
  --c-accent-d:#E85F22;
  --c-lime:#C9F24D;
  --c-ink:#0E1B1C;
  --c-dark:#0D1A1A;
  --c-body:#3B4D4E;
  --c-muted:#7C8F90;
  --c-line:#E3EBE8;
  --c-bg:#F4F7F6;
  --c-card:#FFFFFF;
  --grad-brand:linear-gradient(120deg,#10B486 0%,#37D6A4 55%,#C9F24D 100%);
  --grad-cta:linear-gradient(135deg,#FF8A4C,#FF6A2B);
  --sh-1:0 1px 2px rgba(14,27,28,.04),0 2px 8px rgba(14,27,28,.05);
  --sh-2:0 12px 32px rgba(14,27,28,.08);
  --sh-3:0 18px 44px rgba(14,27,28,.12);
  --r-xl:24px;
  --r-md:16px;
  --r-sm:12px;
  --r-img:14px;
  --ease:cubic-bezier(.2,.7,.3,1);

  --bs-primary:#10B486;
  --bs-primary-rgb:16,180,134;
  --bs-link-color:#0A8A66;
  --bs-link-hover-color:#10B486;
  --bs-body-color:#3B4D4E;
  --bs-body-bg:#F4F7F6;
  --bs-border-color:#E3EBE8;
  --bs-border-radius:.75rem;
  --bs-font-sans-serif:system-ui,-apple-system,"PingFang SC","HarmonyOS Sans SC","Microsoft YaHei","Source Han Sans SC",sans-serif;
}

*,
*::before,
*::after{box-sizing:border-box;}

html{-webkit-text-size-adjust:100%;scroll-behavior:smooth;}

body{
  margin:0;
  font-family:system-ui,-apple-system,"PingFang SC","HarmonyOS Sans SC","Microsoft YaHei","Source Han Sans SC",sans-serif;
  font-size:16px;
  line-height:1.8;
  color:var(--c-body);
  background:var(--c-bg);
  -webkit-font-smoothing:antialiased;
}

img{max-width:100%;height:auto;display:block;}
a{text-decoration:none;color:var(--c-primary-d);transition:color .2s var(--ease);}
a:hover{color:var(--c-primary);}
ul,ol{margin:0;padding:0;list-style:none;}
h1,h2,h3,h4,p{margin:0;}
button{font-family:inherit;}

.container{
  width:100%;
  max-width:1200px;
  margin:0 auto;
  padding:0 20px;
}
@media (min-width:1400px){
  .container{max-width:1240px;}
}

:focus-visible{
  outline:3px solid rgba(16,180,134,.85);
  outline-offset:2px;
  border-radius:6px;
}

/* ============ 顶部导航 ============ */
.site-header{
  position:sticky;
  top:0;
  z-index:1030;
  background:#fff;
  border-bottom:1px solid var(--c-line);
  box-shadow:var(--sh-1);
}
.nav-inner{
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:24px;
  height:72px;
}
.nav-brand{
  display:inline-flex;
  align-items:center;
  gap:10px;
  font-size:18px;
  font-weight:800;
  letter-spacing:-.3px;
  color:var(--c-ink);
}
.nav-brand:hover{color:var(--c-ink);}
.brand-mark{
  width:34px;
  height:34px;
  border-radius:10px;
  background:var(--grad-brand);
  color:#fff;
  display:grid;
  place-items:center;
  font-size:16px;
  font-weight:800;
  flex:0 0 auto;
}
.brand-text{
  white-space:nowrap;
  overflow:hidden;
  text-overflow:ellipsis;
}
.nav-menu{
  display:flex;
  align-items:center;
  gap:28px;
  list-style:none;
}
.nav-link-item{
  position:relative;
  font-size:16px;
  font-weight:500;
  color:var(--c-body);
  padding:6px 0;
  white-space:nowrap;
  transition:color .2s var(--ease);
}
.nav-link-item::after{
  content:"";
  position:absolute;
  left:0;
  right:0;
  bottom:-2px;
  height:2px;
  border-radius:2px;
  background:var(--c-primary);
  transform:scaleX(0);
  transform-origin:left;
  transition:transform .24s var(--ease);
}
.nav-link-item:hover{color:var(--c-primary-d);}
.nav-link-item:hover::after,
.nav-link-item.active::after{transform:scaleX(1);}
.nav-link-item.active{color:var(--c-primary-d);font-weight:600;}

.btn-brand{
  display:inline-flex;
  align-items:center;
  justify-content:center;
  gap:8px;
  height:48px;
  padding:0 28px;
  border:0;
  border-radius:var(--r-sm);
  background:var(--grad-cta);
  color:#fff;
  font-size:16px;
  font-weight:600;
  cursor:pointer;
  transition:transform .2s var(--ease),box-shadow .2s var(--ease),filter .2s var(--ease);
  box-shadow:0 8px 20px rgba(255,122,61,.28);
}
.btn-brand:hover{
  color:#fff;
  transform:translateY(-2px);
  box-shadow:0 14px 30px rgba(255,122,61,.34);
  filter:saturate(1.08);
}
.btn-brand:active{transform:translateY(1px);box-shadow:0 4px 12px rgba(255,122,61,.3);}
.nav-cta{
  height:44px;
  padding:0 22px;
  font-size:15px;
}

.btn-outline-brand{
  display:inline-flex;
  align-items:center;
  justify-content:center;
  gap:8px;
  height:48px;
  padding:0 26px;
  border:1.5px solid var(--c-primary);
  border-radius:var(--r-sm);
  background:transparent;
  color:var(--c-primary-d);
  font-size:16px;
  font-weight:600;
  cursor:pointer;
  transition:background .2s var(--ease),transform .2s var(--ease),color .2s var(--ease);
}
.btn-outline-brand:hover{background:var(--c-primary-soft);color:var(--c-primary-d);transform:translateY(-2px);}

.nav-toggle{
  display:none;
  width:46px;
  height:46px;
  border:1px solid var(--c-line);
  border-radius:var(--r-sm);
  background:#fff;
  color:var(--c-ink);
  font-size:18px;
  align-items:center;
  justify-content:center;
  cursor:pointer;
}
.nav-toggle:hover{background:var(--c-primary-soft);border-color:var(--c-primary);}

/* ============ 文章页头 ============ */
.article-head{
  position:relative;
  overflow:hidden;
  background-color:var(--c-dark);
  background-image:linear-gradient(90deg,rgba(13,26,26,.94),rgba(13,26,26,.66)),url('/assets/images/backpic/back-2.png');
  background-size:cover;
  background-position:center;
  padding:52px 0 56px;
  border-radius:0 0 32px 32px;
}
.article-head .crumb{
  display:flex;
  flex-wrap:wrap;
  align-items:center;
  gap:8px;
  font-size:13px;
  color:rgba(255,255,255,.6);
  margin-bottom:20px;
}
.article-head .crumb a{color:rgba(255,255,255,.72);}
.article-head .crumb a:hover{color:#37D6A4;}
.article-head .crumb .sep{color:rgba(255,255,255,.32);}
.article-head .crumb .current{color:var(--c-primary);}
.article-head h1{
  max-width:900px;
  font-size:40px;
  line-height:1.15;
  font-weight:800;
  letter-spacing:-.5px;
  color:#fff;
  margin-bottom:18px;
}
.article-head .head-desc{
  max-width:760px;
  font-size:16px;
  line-height:1.8;
  color:rgba(255,255,255,.78);
  margin-bottom:22px;
}
.article-meta{
  display:flex;
  flex-wrap:wrap;
  align-items:center;
  gap:12px;
  font-size:13px;
  color:rgba(255,255,255,.62);
}
.badge-cat{
  display:inline-flex;
  align-items:center;
  height:28px;
  padding:0 14px;
  border-radius:999px;
  background:var(--c-primary-soft);
  color:var(--c-primary-d);
  font-size:13px;
  font-weight:600;
}
.article-head .badge-cat{
  background:rgba(255,255,255,.12);
  border:1px solid rgba(255,255,255,.18);
  color:#8FF0CF;
}
.meta-dot{color:rgba(255,255,255,.3);}

/* ============ 正文区 ============ */
.article-main{
  padding:64px 0 88px;
}
.card-article{
  background:#fff;
  border:1px solid var(--c-line);
  border-radius:var(--r-xl);
  box-shadow:var(--sh-2);
  padding:40px;
}
.article-body{
  font-size:17px;
  line-height:1.9;
  color:var(--c-body);
  max-width:780px;
}
.article-body p{margin:0 0 1.25em;}
.article-body h2{
  position:relative;
  font-size:20px;
  font-weight:700;
  line-height:1.3;
  color:var(--c-ink);
  margin:40px 0 16px;
  padding-left:16px;
  scroll-margin-top:96px;
}
.article-body h2::before{
  content:"";
  position:absolute;
  left:0;
  top:5px;
  width:4px;
  height:20px;
  border-radius:2px;
  background:var(--c-primary);
}
.article-body h3{
  font-size:18px;
  font-weight:600;
  color:var(--c-ink);
  margin:28px 0 12px;
  scroll-margin-top:96px;
}
.article-body ul,
.article-body ol{
  padding-left:1.4em;
  margin:0 0 1.25em;
}
.article-body ul{list-style:disc;}
.article-body ol{list-style:decimal;}
.article-body li{margin-bottom:8px;}
.article-body li::marker{color:var(--c-primary);}
.article-body blockquote{
  margin:24px 0;
  padding:16px 20px;
  background:var(--c-primary-soft);
  border-left:3px solid var(--c-primary);
  border-radius:0 var(--r-md) var(--r-md) 0;
  color:var(--c-ink);
}
.article-body blockquote p:last-child{margin-bottom:0;}
.article-body img{
  margin:24px auto;
  border-radius:var(--r-img);
}
.article-body figure{margin:24px 0;}
.article-body figcaption{
  font-size:13px;
  color:var(--c-muted);
  text-align:center;
  margin-top:8px;
}
.article-body a{
  color:var(--c-primary-d);
  border-bottom:1px solid rgba(16,180,134,.35);
}
.article-body a:hover{color:var(--c-primary);border-bottom-color:var(--c-primary);}
.article-body table{
  width:100%;
  display:block;
  overflow-x:auto;
  border-collapse:collapse;
  font-size:15px;
  margin:24px 0;
  border-radius:var(--r-md);
  border:1px solid var(--c-line);
}
.article-body thead th{
  background:var(--c-primary-soft);
  color:var(--c-ink);
  font-weight:600;
  white-space:nowrap;
}
.article-body th,
.article-body td{
  padding:12px 16px;
  border-bottom:1px solid var(--c-line);
  text-align:left;
  vertical-align:top;
}
.article-body tbody tr:nth-child(even){background:#FAFCFB;}
.article-body tbody tr:last-child td{border-bottom:0;}
.article-body pre{
  background:var(--c-dark);
  color:#D8F5EA;
  border-radius:var(--r-sm);
  padding:18px 20px;
  font-size:14px;
  line-height:1.7;
  overflow-x:auto;
  margin:24px 0;
}
.article-body code{
  background:var(--c-primary-soft);
  color:var(--c-primary-d);
  padding:2px 6px;
  border-radius:6px;
  font-size:.92em;
}
.article-body pre code{background:none;color:inherit;padding:0;}
.article-body hr{
  border:0;
  height:1px;
  background:var(--c-line);
  margin:32px 0;
}

.empty-state{
  text-align:center;
  padding:56px 20px;
}
.empty-state i{
  font-size:40px;
  color:var(--c-primary);
  margin-bottom:16px;
  display:block;
}
.empty-state h2{
  font-size:20px;
  font-weight:700;
  color:var(--c-ink);
  padding:0;
  margin:0 0 8px;
}
.empty-state h2::before{display:none;}
.empty-state p{
  font-size:15px;
  color:var(--c-muted);
  margin-bottom:20px;
}

/* ============ 正文尾部 ============ */
.article-foot{
  margin-top:32px;
  padding-top:24px;
  border-top:1px solid var(--c-line);
  display:flex;
  flex-wrap:wrap;
  align-items:center;
  justify-content:space-between;
  gap:16px;
}
.tag-row{
  display:flex;
  flex-wrap:wrap;
  gap:10px;
}
.tag-pill{
  display:inline-flex;
  align-items:center;
  height:30px;
  padding:0 14px;
  border-radius:999px;
  background:var(--c-primary-soft);
  color:var(--c-primary-d);
  font-size:13px;
  font-weight:500;
  transition:background .2s var(--ease),color .2s var(--ease),transform .2s var(--ease);
}
.tag-pill:hover{background:var(--c-primary);color:#fff;transform:translateY(-2px);}
.back-link{
  font-size:14px;
  font-weight:600;
  color:var(--c-primary-d);
  display:inline-flex;
  align-items:center;
  gap:6px;
}
.back-link:hover{color:var(--c-accent);}

/* ============ 侧栏 ============ */
.side-col{
  position:sticky;
  top:96px;
  display:flex;
  flex-direction:column;
  gap:24px;
}
.side-card{
  background:#fff;
  border:1px solid var(--c-line);
  border-radius:var(--r-xl);
  box-shadow:var(--sh-2);
  padding:24px;
}
.side-title{
  display:flex;
  align-items:center;
  gap:8px;
  font-size:16px;
  font-weight:700;
  color:var(--c-ink);
  margin-bottom:16px;
}
.side-title i{color:var(--c-primary);font-size:15px;}
.toc-list{
  display:flex;
  flex-direction:column;
  gap:2px;
  max-height:340px;
  overflow-y:auto;
}
.toc-link{
  display:block;
  font-size:14px;
  line-height:1.6;
  color:var(--c-body);
  padding:8px 12px;
  border-radius:10px;
  border-left:3px solid transparent;
  transition:background .2s var(--ease),color .2s var(--ease),border-color .2s var(--ease);
}
.toc-link:hover{background:var(--c-primary-soft);color:var(--c-primary-d);}
.toc-link.is-active{
  background:var(--c-primary-soft);
  border-left-color:var(--c-primary);
  color:var(--c-primary-d);
  font-weight:600;
}
.toc-empty{font-size:14px;color:var(--c-muted);}

.mini-list{display:flex;flex-direction:column;gap:16px;}
.mini-item{display:flex;gap:12px;align-items:flex-start;}
.mini-item img{
  width:76px;
  height:58px;
  object-fit:cover;
  border-radius:10px;
  flex:0 0 auto;
}
.mini-item .mini-title{
  font-size:14px;
  font-weight:600;
  line-height:1.55;
  color:var(--c-ink);
  display:-webkit-box;
  -webkit-line-clamp:2;
  -webkit-box-orient:vertical;
  overflow:hidden;
}
.mini-item a:hover .mini-title{color:var(--c-primary);}
.mini-item .mini-meta{
  margin-top:6px;
  font-size:12px;
  color:var(--c-muted);
}

.cta-card{
  border:0;
  background:var(--grad-cta);
  color:#fff;
  border-radius:var(--r-xl);
  padding:26px 24px;
  box-shadow:0 16px 36px rgba(255,122,61,.26);
}
.cta-card h3{
  font-size:18px;
  font-weight:700;
  color:#fff;
  margin-bottom:8px;
}
.cta-card p{
  font-size:14px;
  line-height:1.7;
  color:rgba(255,255,255,.9);
  margin-bottom:18px;
}
.btn-ghost-light{
  display:inline-flex;
  align-items:center;
  justify-content:center;
  gap:8px;
  height:46px;
  padding:0 22px;
  border-radius:var(--r-sm);
  background:rgba(255,255,255,.12);
  border:1px solid rgba(255,255,255,.24);
  color:#fff;
  font-size:15px;
  font-weight:600;
  width:100%;
  transition:background .2s var(--ease),transform .2s var(--ease);
}
.btn-ghost-light:hover{background:rgba(255,255,255,.22);color:#fff;transform:translateY(-2px);}

/* ============ 相关阅读 ============ */
.related-block{
  padding:0 0 88px;
}
.section-head{
  display:flex;
  flex-wrap:wrap;
  align-items:flex-end;
  justify-content:space-between;
  gap:12px;
  margin-bottom:28px;
}
.section-head h2{
  font-size:28px;
  font-weight:700;
  color:var(--c-ink);
  letter-spacing:-.3px;
  line-height:1.3;
}
.section-head h2 span{
  display:block;
  font-size:14px;
  font-weight:500;
  color:var(--c-muted);
  margin-top:8px;
}
.link-more{
  font-size:14px;
  font-weight:600;
  color:var(--c-primary-d);
  display:inline-flex;
  align-items:center;
  gap:6px;
}
.link-more:hover{color:var(--c-accent);}

.card-brand{
  display:flex;
  flex-direction:column;
  height:100%;
  background:#fff;
  border:1px solid var(--c-line);
  border-radius:var(--r-xl);
  box-shadow:var(--sh-2);
  overflow:hidden;
  transition:transform .25s var(--ease),box-shadow .25s var(--ease);
}
.card-brand:hover{transform:translateY(-3px);box-shadow:var(--sh-3);}
.card-cover{
  position:relative;
  aspect-ratio:4/3;
  overflow:hidden;
  border-radius:var(--r-img);
  margin:14px 14px 0;
}
.card-cover img{
  width:100%;
  height:100%;
  object-fit:cover;
  transition:transform .3s var(--ease);
}
.card-brand:hover .card-cover img{transform:scale(1.03);}
.card-body-brand{
  padding:18px 20px 22px;
  display:flex;
  flex-direction:column;
  flex:1 1 auto;
}
.card-body-brand h3{
  font-size:18px;
  font-weight:600;
  line-height:1.5;
  color:var(--c-ink);
  margin-bottom:10px;
  display:-webkit-box;
  -webkit-line-clamp:2;
  -webkit-box-orient:vertical;
  overflow:hidden;
}
.card-body-brand p{
  font-size:14px;
  line-height:1.75;
  color:var(--c-muted);
  margin-bottom:16px;
  display:-webkit-box;
  -webkit-line-clamp:2;
  -webkit-box-orient:vertical;
  overflow:hidden;
}
.card-foot{
  margin-top:auto;
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:10px;
  font-size:13px;
  color:var(--c-muted);
}
.card-foot .go{
  color:var(--c-primary-d);
  font-weight:600;
}
.card-brand:hover .card-foot .go{color:var(--c-accent);}

/* ============ 页脚 ============ */
.footer-main{
  background:var(--c-dark);
  border-radius:32px 32px 0 0;
  padding:64px 0 0;
  color:rgba(255,255,255,.72);
}
.footer-grid{
  display:grid;
  grid-template-columns:1.5fr 1fr 1fr 1.2fr;
  gap:40px;
  padding-bottom:44px;
}
.footer-brand{
  display:flex;
  align-items:center;
  gap:10px;
  font-size:17px;
  font-weight:800;
  color:#fff;
  margin-bottom:14px;
}
.footer-desc{
  font-size:14px;
  line-height:1.8;
  color:rgba(255,255,255,.6);
  max-width:280px;
  margin-bottom:18px;
}
.footer-social{
  display:flex;
  gap:10px;
}
.footer-social span{
  width:36px;
  height:36px;
  border-radius:10px;
  display:grid;
  place-items:center;
  background:rgba(255,255,255,.08);
  border:1px solid rgba(255,255,255,.14);
  font-size:13px;
  color:rgba(255,255,255,.78);
  transition:background .2s var(--ease),color .2s var(--ease);
}
.footer-social span:hover{background:var(--c-primary);color:#fff;border-color:var(--c-primary);}
.footer-col h4{
  font-size:15px;
  font-weight:700;
  color:#fff;
  margin-bottom:16px;
}
.footer-col a{
  display:block;
  font-size:14px;
  color:rgba(255,255,255,.62);
  padding:5px 0;
  transition:color .2s var(--ease);
}
.footer-col a:hover{color:#37D6A4;}
.footer-contact p{
  font-size:14px;
  line-height:1.9;
  color:rgba(255,255,255,.62);
}
.footer-bottom{
  border-top:1px solid rgba(255,255,255,.1);
  padding:20px 0 26px;
  display:flex;
  flex-wrap:wrap;
  align-items:center;
  justify-content:space-between;
  gap:10px;
  font-size:13px;
  color:rgba(255,255,255,.5);
}

/* ============ 响应式 ============ */
@media (max-width:1199.98px){
  .article-body{max-width:100%;}
}
@media (max-width:991.98px){
  .nav-toggle{display:inline-flex;}
  .nav-menu{
    position:absolute;
    top:72px;
    left:0;
    right:0;
    display:none;
    flex-direction:column;
    align-items:stretch;
    gap:0;
    background:#fff;
    border-bottom:1px solid var(--c-line);
    box-shadow:var(--sh-2);
    padding:12px 20px 20px;
  }
  .nav-menu.is-open{display:flex;}
  .nav-link-item{
    height:52px;
    display:flex;
    align-items:center;
    border-bottom:1px solid var(--c-line);
    font-size:16px;
  }
  .nav-link-item::after{display:none;}
  .nav-link-item.active{color:var(--c-primary-d);}
  .nav-cta{
    width:100%;
    margin-top:16px;
    height:50px;
  }
  .article-head{padding:40px 0 44px;border-radius:0 0 24px 24px;}
  .article-head h1{font-size:32px;}
  .article-main{padding:48px 0 64px;}
  .card-article{padding:28px 24px;}
  .side-col{position:static;margin-top:32px;}
  .footer-grid{grid-template-columns:1fr 1fr;gap:32px;}
  .related-block{padding-bottom:64px;}
  .section-head h2{font-size:24px;}
}
@media (max-width:575.98px){
  .container{padding:0 16px;}
  .brand-text{font-size:16px;}
  .article-head h1{font-size:26px;line-height:1.25;}
  .article-head .head-desc{font-size:15px;}
  .article-meta{font-size:12px;gap:8px;}
  .article-main{padding:36px 0 52px;}
  .card-article{padding:22px 18px;border-radius:var(--r-md);}
  .article-body{font-size:16px;line-height:1.85;}
  .article-body h2{font-size:19px;margin:32px 0 14px;}
  .article-body h3{font-size:17px;}
  .article-foot{flex-direction:column;align-items:flex-start;}
  .section-head h2{font-size:21px;}
  .footer-grid{grid-template-columns:1fr;gap:28px;}
  .footer-main{border-radius:24px 24px 0 0;padding-top:48px;}
  .footer-bottom{flex-direction:column;align-items:flex-start;}
  .btn-brand,.btn-outline-brand{height:50px;}
}
@media (prefers-reduced-motion:reduce){
  *{animation:none !important;transition:none !important;scroll-behavior:auto !important;}
}

/* roulang page: category1 */
:root{
  --c-primary:#10B486;
  --c-primary-d:#0A8A66;
  --c-primary-soft:#E6F7F1;
  --c-accent:#FF7A3D;
  --c-accent-d:#E85F22;
  --c-lime:#C9F24D;
  --c-ink:#0E1B1C;
  --c-dark:#0D1A1A;
  --c-body:#3B4D4E;
  --c-muted:#7C8F90;
  --c-line:#E3EBE8;
  --c-bg:#F4F7F6;
  --c-card:#FFFFFF;
  --sh-1:0 1px 2px rgba(14,27,28,.04),0 2px 8px rgba(14,27,28,.05);
  --sh-2:0 12px 32px rgba(14,27,28,.08);
  --sh-3:0 18px 44px rgba(14,27,28,.12);
  --r-lg:24px;
  --r-md:16px;
  --r-sm:12px;
  --r-img:14px;
  --grad-brand:linear-gradient(120deg,#10B486 0%,#37D6A4 55%,#C9F24D 100%);
  --grad-cta:linear-gradient(135deg,#FF8A4C,#FF6A2B);
  --ease:cubic-bezier(.2,.7,.3,1);
  --bs-primary:#10B486;
  --bs-primary-rgb:16,180,134;
  --bs-body-color:#3B4D4E;
  --bs-body-bg:#F4F7F6;
  --bs-border-color:#E3EBE8;
  --bs-link-color:#0A8A66;
  --bs-link-hover-color:#10B486;
  --bs-font-sans-serif:system-ui,-apple-system,"PingFang SC","HarmonyOS Sans SC","Microsoft YaHei","Source Han Sans SC",sans-serif;
  --bs-border-radius:16px;
  --bs-border-radius-lg:24px;
  --bs-focus-ring-color:rgba(16,180,134,.35);
}

*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth}
body{
  margin:0;
  font-family:system-ui,-apple-system,"PingFang SC","HarmonyOS Sans SC","Microsoft YaHei","Source Han Sans SC",sans-serif;
  font-size:16px;
  line-height:1.8;
  color:var(--c-body);
  background:var(--c-bg);
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block;height:auto}
a{color:var(--c-primary-d);text-decoration:none;transition:color .2s var(--ease)}
a:hover{color:var(--c-primary)}
h1,h2,h3,h4{color:var(--c-ink);margin:0;font-weight:700;line-height:1.3}
p{margin:0}
ul,ol{margin:0;padding:0;list-style:none}
button{font-family:inherit}
::selection{background:var(--c-primary);color:#fff}

:focus-visible{outline:3px solid var(--c-primary);outline-offset:2px;border-radius:6px}

.container{max-width:1200px;margin:0 auto;padding:0 20px;width:100%}
@media (min-width:1400px){.container{max-width:1240px}}

/* ---------- 通用按钮 ---------- */
.btn-brand{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  min-height:50px;padding:0 28px;border:0;border-radius:var(--r-sm);
  background:var(--grad-cta);color:#fff;font-size:16px;font-weight:600;
  cursor:pointer;box-shadow:0 8px 20px rgba(255,106,43,.24);
  transition:transform .2s var(--ease),box-shadow .25s var(--ease),filter .2s var(--ease);
}
.btn-brand:hover{color:#fff;transform:translateY(-2px);box-shadow:0 14px 28px rgba(255,106,43,.3);filter:saturate(1.06)}
.btn-brand:active{transform:translateY(1px);box-shadow:0 6px 14px rgba(255,106,43,.22)}

.btn-outline-brand{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  min-height:50px;padding:0 26px;border-radius:var(--r-sm);
  border:1.5px solid var(--c-primary);background:transparent;
  color:var(--c-primary-d);font-size:16px;font-weight:600;
  transition:background .2s var(--ease),color .2s var(--ease),transform .2s var(--ease);
}
.btn-outline-brand:hover{background:var(--c-primary-soft);color:var(--c-primary-d);transform:translateY(-2px)}

.btn-ghost-light{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  min-height:50px;padding:0 26px;border-radius:var(--r-sm);
  border:1px solid rgba(255,255,255,.22);background:rgba(255,255,255,.12);
  color:#fff;font-size:16px;font-weight:600;
  transition:background .2s var(--ease),transform .2s var(--ease);
}
.btn-ghost-light:hover{background:rgba(255,255,255,.2);color:#fff;transform:translateY(-2px)}

/* ---------- 顶部导航 ---------- */
.site-header{
  position:sticky;top:0;z-index:1040;
  background:#fff;border-bottom:1px solid var(--c-line);
  transition:box-shadow .24s var(--ease),background .24s var(--ease);
}
.site-header.is-scrolled{box-shadow:var(--sh-1)}
.header-inner{display:flex;align-items:center;justify-content:space-between;min-height:72px;gap:16px}
.brand{display:inline-flex;align-items:center;gap:10px;color:var(--c-ink);font-weight:800;font-size:17px;letter-spacing:-.2px}
.brand:hover{color:var(--c-ink)}
.brand-mark{
  width:32px;height:32px;border-radius:10px;flex:0 0 32px;
  background:var(--grad-brand);color:#08302a;
  display:inline-flex;align-items:center;justify-content:center;
  font-size:16px;font-weight:800;
}
.brand-text{white-space:nowrap}

.nav-menu{display:flex;align-items:center;gap:28px}
.nav-link-item{
  position:relative;font-size:16px;font-weight:500;color:var(--c-body);
  padding:6px 0;min-height:48px;display:inline-flex;align-items:center;
  transition:color .2s var(--ease);
}
.nav-link-item::after{
  content:"";position:absolute;left:0;right:0;bottom:2px;height:2px;border-radius:2px;
  background:var(--c-primary);transform:scaleX(0);transform-origin:left;transition:transform .24s var(--ease);
}
.nav-link-item:hover{color:var(--c-primary-d)}
.nav-link-item:hover::after{transform:scaleX(1)}
.nav-link-item.active{color:var(--c-primary-d);font-weight:600}
.nav-link-item.active::after{transform:scaleX(1)}
.nav-cta{min-height:44px;padding:0 22px;font-size:15px;box-shadow:0 6px 16px rgba(255,106,43,.22)}

.nav-toggle{
  display:none;width:44px;height:44px;border:1px solid var(--c-line);border-radius:12px;
  background:#fff;align-items:center;justify-content:center;flex-direction:column;gap:5px;cursor:pointer;
}
.nav-toggle span{display:block;width:18px;height:2px;border-radius:2px;background:var(--c-ink);transition:transform .2s var(--ease),opacity .2s var(--ease)}
.nav-open .nav-toggle span:nth-child(1){transform:translateY(7px) rotate(45deg)}
.nav-open .nav-toggle span:nth-child(2){opacity:0}
.nav-open .nav-toggle span:nth-child(3){transform:translateY(-7px) rotate(-45deg)}

/* ---------- 面包屑 ---------- */
.crumb-bar{background:#fff;border-bottom:1px solid var(--c-line)}
.crumb{display:flex;flex-wrap:wrap;align-items:center;gap:8px;padding:14px 0;font-size:13px;color:var(--c-muted)}
.crumb a{color:var(--c-muted)}
.crumb a:hover{color:var(--c-primary-d)}
.crumb .sep{color:#C6D2CF}
.crumb .current{color:var(--c-primary-d);font-weight:600}

/* ---------- 分类页头 ---------- */
.hero-cat{
  position:relative;background:var(--c-dark) center/cover no-repeat;
  background-image:linear-gradient(90deg,rgba(13,26,26,.94),rgba(13,26,26,.62)),url('/assets/images/backpic/back-1.png');
  padding:64px 0 72px;overflow:hidden;
}
.hero-cat::after{
  content:"";position:absolute;left:0;right:0;bottom:-1px;height:32px;
  background:var(--c-bg);border-radius:32px 32px 0 0;
}
.hero-cat .eyebrow{
  display:inline-flex;align-items:center;gap:8px;height:30px;padding:0 14px;border-radius:999px;
  background:rgba(255,255,255,.12);border:1px solid rgba(255,255,255,.2);
  color:#D9F5EC;font-size:13px;font-weight:500;margin-bottom:18px;
}
.hero-cat .eyebrow i{width:6px;height:6px;border-radius:50%;background:var(--c-lime);display:block}
.hero-cat h1{
  color:#fff;font-size:40px;font-weight:800;line-height:1.15;letter-spacing:-.5px;
  max-width:820px;margin-bottom:14px;
}
.hero-cat h1 em{font-style:normal;display:block;font-size:22px;font-weight:600;color:#A9E9D6;letter-spacing:0;margin-top:10px}
.hero-cat .hero-line{max-width:640px;color:rgba(255,255,255,.82);font-size:17px;line-height:1.8}
.hero-actions{display:flex;flex-wrap:wrap;gap:14px;margin-top:28px}

/* ---------- 分类 chip 行 ---------- */
.chip-bar{background:var(--c-bg);padding:28px 0 0}
.chip-row{display:flex;flex-wrap:wrap;gap:10px}
.chip{
  display:inline-flex;align-items:center;height:40px;padding:0 18px;border-radius:999px;
  border:1px solid var(--c-line);background:#fff;color:var(--c-body);
  font-size:14px;font-weight:500;transition:all .2s var(--ease);
}
.chip:hover{border-color:var(--c-primary);color:var(--c-primary-d);transform:translateY(-1px)}
.chip.is-active{background:var(--c-primary);border-color:var(--c-primary);color:#fff;font-weight:600;box-shadow:0 8px 18px rgba(16,180,134,.22)}

/* ---------- 区块 ---------- */
.section{padding:88px 0}
.section-tight{padding:56px 0}
.section-soft{background:#fff}
.section-title{margin-bottom:12px}
.section-title h2{font-size:28px;font-weight:700;line-height:1.3}
.section-title .kicker{
  display:inline-block;font-size:13px;font-weight:600;color:var(--c-primary-d);
  background:var(--c-primary-soft);border-radius:999px;padding:4px 12px;margin-bottom:14px;
}
.underline-mark{position:relative;display:inline-block}
.underline-mark::after{
  content:"";position:absolute;left:0;right:0;bottom:4px;height:8px;border-radius:4px;
  background:var(--grad-brand);opacity:.28;z-index:-1;
}
.section-lead{max-width:760px;color:var(--c-muted);font-size:16px;margin-top:12px}

/* ---------- 入口对照两栏 ---------- */
.entry-grid{display:grid;grid-template-columns:1fr 1fr;gap:24px;margin-top:40px}
.entry-card{
  background:#fff;border:1px solid var(--c-line);border-radius:var(--r-lg);
  padding:30px;box-shadow:var(--sh-2);transition:transform .28s var(--ease),box-shadow .28s var(--ease);
  display:flex;flex-direction:column;
}
.entry-card:hover{transform:translateY(-3px);box-shadow:var(--sh-3)}
.entry-card .entry-top{display:flex;align-items:center;gap:12px;margin-bottom:18px}
.entry-badge{
  width:44px;height:44px;border-radius:14px;display:inline-flex;align-items:center;justify-content:center;
  font-size:18px;font-weight:800;font-variant-numeric:tabular-nums;
}
.entry-card.web .entry-badge{background:var(--c-primary-soft);color:var(--c-primary-d)}
.entry-card.app .entry-badge{background:#FFF1E8;color:var(--c-accent-d)}
.entry-card h3{font-size:20px;font-weight:600}
.entry-card p{font-size:15px;color:var(--c-body);line-height:1.85}
.entry-list{margin-top:18px;border-top:1px dashed var(--c-line);padding-top:18px}
.entry-list li{
  position:relative;padding-left:22px;font-size:15px;color:var(--c-body);margin-bottom:10px;line-height:1.7;
}
.entry-list li:last-child{margin-bottom:0}
.entry-list li::before{
  content:"";position:absolute;left:0;top:9px;width:8px;height:8px;border-radius:3px;
  background:var(--c-primary);
}
.entry-card.app .entry-list li::before{background:var(--c-accent)}
.entry-figure{margin-top:22px;border-radius:var(--r-img);overflow:hidden;border:1px solid var(--c-line)}
.entry-figure img{width:100%;aspect-ratio:16/9;object-fit:cover;transition:transform .4s var(--ease)}
.entry-card:hover .entry-figure img{transform:scale(1.03)}

/* ---------- 步骤条 ---------- */
.steps-wrap{position:relative;margin-top:44px}
.steps-line{
  position:absolute;left:0;right:0;top:27px;height:3px;border-radius:3px;background:var(--grad-brand);opacity:.35;
}
.steps{display:grid;grid-template-columns:repeat(3,1fr);gap:24px;position:relative}
.step{background:transparent;padding-top:0}
.step-num{
  width:56px;height:56px;border-radius:50%;background:#fff;border:2px solid var(--c-primary);
  color:var(--c-primary-d);font-size:18px;font-weight:800;font-variant-numeric:tabular-nums;
  display:flex;align-items:center;justify-content:center;margin-bottom:18px;
  box-shadow:0 6px 16px rgba(16,180,134,.16);
}
.step h3{font-size:18px;font-weight:600;margin-bottom:8px}
.step p{font-size:15px;color:var(--c-muted);line-height:1.8}

/* ---------- 对照表 ---------- */
.table-panel{
  margin-top:36px;background:#fff;border:1px solid var(--c-line);border-radius:var(--r-lg);
  box-shadow:var(--sh-2);overflow:hidden;
}
.table-scroll{overflow-x:auto}
table.compare{width:100%;min-width:720px;border-collapse:collapse}
table.compare thead th{
  background:var(--c-primary-soft);color:var(--c-ink);font-size:14px;font-weight:600;
  text-align:left;padding:16px 22px;white-space:nowrap;border:0;
}
table.compare tbody td{
  padding:16px 22px;font-size:15px;color:var(--c-body);border-top:1px solid var(--c-line);vertical-align:top;
}
table.compare tbody tr:nth-child(even){background:#F8FBFA}
table.compare tbody tr:hover{background:#F1FAF7}
table.compare td strong{color:var(--c-ink);font-weight:600}
.tag-soft{
  display:inline-block;padding:3px 10px;border-radius:999px;background:var(--c-primary-soft);
  color:var(--c-primary-d);font-size:13px;font-weight:600;
}
.tag-soft.orange{background:#FFF1E8;color:var(--c-accent-d)}
.tag-soft.grey{background:#EFF3F2;color:var(--c-muted)}

/* ---------- 注意事项块 ---------- */
.notice{
  margin-top:32px;background:var(--c-primary-soft);border-radius:var(--r-lg);
  padding:26px 28px;display:flex;gap:18px;align-items:flex-start;
  border:1px solid rgba(16,180,134,.18);
}
.notice-icon{
  flex:0 0 44px;width:44px;height:44px;border-radius:14px;background:#fff;
  color:var(--c-primary-d);display:flex;align-items:center;justify-content:center;
  font-size:20px;font-weight:800;box-shadow:var(--sh-1);
}
.notice h3{font-size:18px;font-weight:600;margin-bottom:8px}
.notice p{font-size:15px;color:var(--c-body);line-height:1.85}

/* ---------- FAQ ---------- */
.faq-list{margin-top:36px;display:grid;gap:12px}
.faq-item{
  background:#fff;border:1px solid var(--c-line);border-radius:var(--r-md);
  box-shadow:var(--sh-1);overflow:hidden;transition:box-shadow .24s var(--ease),border-color .24s var(--ease);
}
.faq-item:hover{box-shadow:var(--sh-2);border-color:#D3E6E0}
.faq-item .accordion-button{
  width:100%;background:#fff;border:0;box-shadow:none;
  padding:20px 24px;font-size:17px;font-weight:600;color:var(--c-ink);text-align:left;
  display:flex;align-items:center;justify-content:space-between;gap:16px;
}
.faq-item .accordion-button:not(.collapsed){background:#F7FCFA;color:var(--c-primary-d)}
.faq-item .accordion-button:focus{box-shadow:none}
.faq-item .accordion-button::after{display:none}
.faq-icon{
  flex:0 0 26px;width:26px;height:26px;border-radius:50%;background:var(--c-primary-soft);
  color:var(--c-primary-d);font-size:16px;font-weight:700;line-height:1;
  display:flex;align-items:center;justify-content:center;transition:transform .24s var(--ease);
}
.faq-item .accordion-button:not(.collapsed) .faq-icon{transform:rotate(45deg);background:var(--c-primary);color:#fff}
.faq-item .accordion-body{
  padding:0 24px 22px;font-size:15px;color:var(--c-body);line-height:1.85;border-top:0;
}
.faq-item .accordion-button:not(.collapsed){border-left:3px solid var(--c-primary)}

/* ---------- CTA 带 ---------- */
.cta-band{
  position:relative;background:var(--c-dark);padding:80px 0 88px;overflow:hidden;
}
.cta-band .wave{
  position:absolute;left:0;right:0;top:-1px;height:40px;line-height:0;
}
.cta-band .wave svg{width:100%;height:40px;display:block}
.cta-inner{
  position:relative;display:grid;grid-template-columns:1fr auto;gap:32px;align-items:center;
}
.cta-inner h2{color:#fff;font-size:28px;font-weight:700;margin-bottom:12px}
.cta-inner p{color:rgba(255,255,255,.72);font-size:16px;max-width:620px}
.cta-actions{display:flex;gap:14px;flex-wrap:wrap}
.cta-stat{display:flex;gap:28px;margin-top:24px;flex-wrap:wrap}
.cta-stat div{color:rgba(255,255,255,.6);font-size:13px}
.cta-stat strong{display:block;color:var(--c-lime);font-size:30px;font-weight:800;font-variant-numeric:tabular-nums;line-height:1.2}

/* ---------- 页脚 ---------- */
.footer-main{
  background:var(--c-dark);color:rgba(255,255,255,.72);
  border-radius:32px 32px 0 0;padding:64px 0 0;margin-top:0;
}
.footer-grid{display:grid;grid-template-columns:1.4fr 1fr 1fr 1.2fr;gap:40px}
.footer-brand{display:flex;align-items:center;gap:10px;margin-bottom:16px}
.footer-brand .brand-mark{width:32px;height:32px;border-radius:10px;background:var(--grad-brand);color:#08302a;display:inline-flex;align-items:center;justify-content:center;font-weight:800;font-size:16px}
.footer-brand .brand-text{color:#fff;font-weight:800;font-size:17px}
.footer-desc{font-size:14px;color:rgba(255,255,255,.6);line-height:1.8;max-width:280px}
.footer-social{display:flex;gap:10px;margin-top:20px}
.footer-social span{
  width:36px;height:36px;border-radius:12px;display:inline-flex;align-items:center;justify-content:center;
  background:rgba(255,255,255,.08);border:1px solid rgba(255,255,255,.14);
  color:rgba(255,255,255,.75);font-size:13px;transition:background .2s var(--ease),color .2s var(--ease);
}
.footer-social span:hover{background:rgba(55,214,164,.18);color:#37D6A4}
.footer-col h4{color:#fff;font-size:15px;font-weight:600;margin-bottom:18px}
.footer-col a{display:block;font-size:14px;color:rgba(255,255,255,.66);padding:6px 0;transition:color .2s var(--ease)}
.footer-col a:hover{color:#37D6A4}
.footer-contact p{font-size:14px;color:rgba(255,255,255,.62);margin-bottom:10px;line-height:1.7}
.footer-bottom{
  margin-top:48px;border-top:1px solid rgba(255,255,255,.1);padding:22px 0 26px;
  display:flex;justify-content:space-between;gap:12px;flex-wrap:wrap;
  font-size:13px;color:rgba(255,255,255,.5);
}

/* ---------- 响应式 ---------- */
@media (max-width:1199px){
  .hero-cat h1{font-size:34px}
  .footer-grid{grid-template-columns:1.3fr 1fr 1fr;gap:32px}
  .footer-contact{grid-column:span 3}
}
@media (max-width:991px){
  .nav-toggle{display:flex}
  .nav-menu{
    position:fixed;left:0;right:0;top:72px;bottom:0;
    background:#fff;flex-direction:column;align-items:stretch;gap:0;
    padding:16px 20px 24px;overflow-y:auto;display:none;
    border-top:1px solid var(--c-line);
  }
  .nav-open .nav-menu{display:flex}
  .nav-link-item{
    display:flex;align-items:center;min-height:52px;font-size:16px;
    border-bottom:1px solid var(--c-line);padding:0 4px;
  }
  .nav-link-item::after{display:none}
  .nav-link-item.active{color:var(--c-primary-d);background:var(--c-primary-soft);border-radius:10px;padding:0 12px;border-bottom-color:transparent}
  .nav-cta{width:100%;min-height:52px;margin-top:18px;border-radius:12px}
  .section{padding:64px 0}
  .hero-cat{padding:52px 0 60px}
  .hero-cat h1{font-size:32px}
  .hero-cat h1 em{font-size:19px}
  .entry-grid{grid-template-columns:1fr}
  .steps{grid-template-columns:1fr;gap:28px}
  .steps-line{display:none}
  .step{display:grid;grid-template-columns:56px 1fr;gap:16px;align-items:start}
  .step-num{margin-bottom:0}
  .step-body{padding-top:6px}
  .cta-inner{grid-template-columns:1fr}
  .footer-grid{grid-template-columns:1fr 1fr;gap:32px}
  .footer-contact{grid-column:span 2}
  .section-title h2{font-size:24px}
}
@media (max-width:767px){
  .section{padding:56px 0}
  .container{padding:0 16px}
  .hero-cat h1{font-size:28px;letter-spacing:-.3px}
  .hero-cat .hero-line{font-size:16px}
  .hero-actions .btn-brand,.hero-actions .btn-ghost-light{flex:1 1 100%}
  .entry-card{padding:24px 20px}
  .notice{flex-direction:column;gap:14px;padding:22px 20px}
  .footer-grid{grid-template-columns:1fr;gap:28px}
  .footer-contact{grid-column:span 1}
  .footer-bottom{flex-direction:column;gap:8px}
  .cta-band{padding:64px 0 72px}
  .cta-inner h2{font-size:23px}
  .cta-stat strong{font-size:26px}
}
@media (max-width:519px){
  .hero-cat h1{font-size:26px}
  .section-title h2{font-size:21px}
  .chip{height:38px;font-size:13px;padding:0 14px}
  .step{grid-template-columns:48px 1fr;gap:12px}
  .step-num{width:48px;height:48px;font-size:16px}
  .brand-text{font-size:15px}
}
@media (prefers-reduced-motion:reduce){
  *{transition:none !important;animation:none !important;scroll-behavior:auto !important}
}

/* roulang page: category2 */
:root{
  --c-primary:#10B486;
  --c-primary-d:#0A8A66;
  --c-primary-soft:#E6F7F1;
  --c-accent:#FF7A3D;
  --c-accent-d:#E85F22;
  --c-lime:#C9F24D;
  --c-ink:#0E1B1C;
  --c-dark:#0D1A1A;
  --c-body:#3B4D4E;
  --c-muted:#7C8F90;
  --c-line:#E3EBE8;
  --c-bg:#F4F7F6;
  --c-card:#FFFFFF;
  --grad-brand:linear-gradient(120deg,#10B486 0%,#37D6A4 55%,#C9F24D 100%);
  --grad-cta:linear-gradient(135deg,#FF8A4C,#FF6A2B);
  --r-xl:24px;
  --r-md:16px;
  --r-sm:12px;
  --r-img:14px;
  --sh-1:0 1px 2px rgba(14,27,28,.04),0 2px 8px rgba(14,27,28,.05);
  --sh-2:0 12px 32px rgba(14,27,28,.08);
  --sh-3:0 18px 44px rgba(14,27,28,.12);
  --ease:cubic-bezier(.2,.7,.3,1);
  --bs-primary:#10B486;
  --bs-body-color:#3B4D4E;
  --bs-body-bg:#F4F7F6;
  --bs-border-color:#E3EBE8;
  --bs-border-radius:16px;
  --bs-link-color:#0A8A66;
  --bs-link-hover-color:#10B486;
}
*{box-sizing:border-box;}
html{-webkit-text-size-adjust:100%;}
body{
  margin:0;
  font-family:system-ui,-apple-system,"PingFang SC","HarmonyOS Sans SC","Microsoft YaHei","Source Han Sans SC",sans-serif;
  font-size:16px;
  line-height:1.8;
  color:var(--c-body);
  background:var(--c-bg);
}
img{max-width:100%;display:block;}
a{color:var(--c-primary-d);text-decoration:none;transition:color .22s var(--ease);}
a:hover{color:var(--c-primary);}
h1,h2,h3,h4{color:var(--c-ink);margin:0;font-weight:700;line-height:1.3;}
p{margin:0 0 16px;}
ul,ol{margin:0 0 16px;padding-left:1.4em;}
li{margin-bottom:8px;}
button{font:inherit;}
:focus-visible{outline:3px solid var(--c-primary);outline-offset:2px;}
.container{
  width:100%;
  max-width:1200px;
  margin-inline:auto;
  padding-inline:20px;
}
@media (min-width:1400px){
  .container{max-width:1240px;}
}
@media (max-width:575.98px){
  .container{padding-inline:16px;}
}

/* ============ 导航 ============ */
.site-header{
  position:sticky;
  top:0;
  z-index:1030;
  background:#fff;
  border-bottom:1px solid var(--c-line);
  box-shadow:var(--sh-1);
}
.nav-inner{
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:20px;
  min-height:72px;
}
.brand{
  display:inline-flex;
  align-items:center;
  gap:10px;
  flex:0 0 auto;
}
.brand-mark{
  width:32px;
  height:32px;
  border-radius:10px;
  background:var(--grad-brand);
  color:#06301f;
  font-weight:800;
  font-size:17px;
  display:flex;
  align-items:center;
  justify-content:center;
  box-shadow:var(--sh-1);
}
.brand-text{
  font-size:17px;
  font-weight:800;
  color:var(--c-ink);
  letter-spacing:-.2px;
  white-space:nowrap;
}
.nav-menu{
  display:flex;
  align-items:center;
  gap:28px;
}
.nav-link-item{
  position:relative;
  font-size:16px;
  font-weight:500;
  color:var(--c-body);
  padding:6px 0;
  min-height:48px;
  display:inline-flex;
  align-items:center;
}
.nav-link-item::after{
  content:"";
  position:absolute;
  left:0;
  right:0;
  bottom:2px;
  height:2px;
  border-radius:2px;
  background:var(--c-primary);
  transform:scaleX(0);
  transform-origin:left center;
  transition:transform .24s var(--ease);
}
.nav-link-item:hover{color:var(--c-ink);}
.nav-link-item:hover::after,
.nav-link-item.active::after{transform:scaleX(1);}
.nav-link-item.active{color:var(--c-primary-d);font-weight:700;}
.btn-brand{
  display:inline-flex;
  align-items:center;
  justify-content:center;
  height:48px;
  padding:0 28px;
  border-radius:var(--r-sm);
  background:var(--grad-cta);
  color:#fff !important;
  font-weight:600;
  font-size:16px;
  border:0;
  box-shadow:0 8px 20px rgba(255,122,61,.26);
  transition:transform .2s var(--ease),box-shadow .24s var(--ease),background-position .3s var(--ease);
  background-size:140% 140%;
  background-position:0% 50%;
}
.btn-brand:hover{
  transform:translateY(-2px);
  box-shadow:0 14px 30px rgba(255,122,61,.34);
  background-position:100% 50%;
  color:#fff !important;
}
.btn-brand:active{transform:translateY(1px);}
.btn-outline-brand{
  display:inline-flex;
  align-items:center;
  justify-content:center;
  height:48px;
  padding:0 26px;
  border-radius:var(--r-sm);
  border:1.5px solid var(--c-primary);
  color:var(--c-primary-d);
  background:transparent;
  font-weight:600;
  transition:background .22s var(--ease),transform .2s var(--ease),color .22s var(--ease);
}
.btn-outline-brand:hover{
  background:var(--c-primary-soft);
  color:var(--c-primary-d);
  transform:translateY(-2px);
}
.btn-ghost-light{
  display:inline-flex;
  align-items:center;
  justify-content:center;
  height:48px;
  padding:0 26px;
  border-radius:var(--r-sm);
  background:rgba(255,255,255,.12);
  border:1px solid rgba(255,255,255,.22);
  color:#fff;
  font-weight:600;
  transition:background .22s var(--ease),transform .2s var(--ease);
}
.btn-ghost-light:hover{
  background:rgba(255,255,255,.2);
  color:#fff;
  transform:translateY(-2px);
}
.nav-cta{height:44px;padding:0 22px;font-size:15px;}
.nav-toggle{
  display:none;
  width:48px;
  height:48px;
  border-radius:12px;
  border:1px solid var(--c-line);
  background:#fff;
  align-items:center;
  justify-content:center;
  flex-direction:column;
  gap:5px;
  cursor:pointer;
}
.nav-toggle span{
  display:block;
  width:20px;
  height:2px;
  border-radius:2px;
  background:var(--c-ink);
  transition:transform .24s var(--ease),opacity .2s var(--ease);
}
.nav-toggle.is-active span:nth-child(1){transform:translateY(7px) rotate(45deg);}
.nav-toggle.is-active span:nth-child(2){opacity:0;}
.nav-toggle.is-active span:nth-child(3){transform:translateY(-7px) rotate(-45deg);}
@media (max-width:991.98px){
  .nav-toggle{display:flex;}
  .nav-menu{
    position:fixed;
    left:0;
    right:0;
    top:72px;
    bottom:0;
    background:#fff;
    flex-direction:column;
    align-items:stretch;
    gap:0;
    padding:16px 20px calc(24px + env(safe-area-inset-bottom));
    overflow-y:auto;
    border-top:1px solid var(--c-line);
    opacity:0;
    visibility:hidden;
    transform:translateY(-10px);
    transition:opacity .24s var(--ease),transform .24s var(--ease),visibility .24s;
  }
  .nav-menu.is-open{opacity:1;visibility:visible;transform:none;}
  .nav-link-item{
    height:52px;
    min-height:52px;
    font-size:17px;
    border-bottom:1px solid var(--c-line);
    width:100%;
  }
  .nav-link-item::after{display:none;}
  .nav-link-item.active{color:var(--c-primary-d);}
  .nav-cta{
    width:100%;
    height:52px;
    margin-top:auto;
    font-size:16px;
  }
}

/* ============ 页头 ============ */
.page-hero{
  position:relative;
  overflow:hidden;
  background:var(--c-dark);
  color:#fff;
  border-radius:0 0 32px 32px;
  padding:72px 0 64px;
}
.page-hero::before{
  content:"";
  position:absolute;
  inset:0;
  background-image:url('/assets/images/backpic/back-2.png');
  background-size:cover;
  background-position:center;
  opacity:.3;
}
.page-hero::after{
  content:"";
  position:absolute;
  inset:0;
  background:linear-gradient(100deg,rgba(13,26,26,.95) 0%,rgba(13,26,26,.66) 70%,rgba(13,26,26,.5) 100%);
}
.page-hero .container{position:relative;z-index:2;}
.breadcrumb-line{
  display:flex;
  align-items:center;
  flex-wrap:wrap;
  gap:8px;
  font-size:13px;
  color:rgba(255,255,255,.66);
  margin-bottom:18px;
}
.breadcrumb-line a{color:rgba(255,255,255,.66);}
.breadcrumb-line a:hover{color:#37D6A4;}
.breadcrumb-line .sep{color:rgba(255,255,255,.36);}
.breadcrumb-line .current{color:#37D6A4;}
.page-hero h1{
  color:#fff;
  font-size:40px;
  font-weight:800;
  line-height:1.15;
  letter-spacing:-.5px;
  margin-bottom:14px;
  max-width:820px;
}
.hero-lead{
  font-size:17px;
  line-height:1.75;
  color:rgba(255,255,255,.8);
  max-width:620px;
  margin-bottom:26px;
}
.hero-badges{
  display:flex;
  flex-wrap:wrap;
  gap:10px;
}
.badge-ver{
  display:inline-flex;
  align-items:center;
  gap:8px;
  height:30px;
  padding:0 14px;
  border-radius:999px;
  background:rgba(255,255,255,.08);
  border:1px solid rgba(255,255,255,.16);
  font-size:13px;
  color:rgba(255,255,255,.86);
}
.badge-ver b{
  color:var(--c-lime);
  font-weight:800;
  font-variant-numeric:tabular-nums;
}
.badge-ver .dot{
  width:6px;
  height:6px;
  border-radius:50%;
  background:#37D6A4;
}

/* ============ 分类 chip ============ */
.cat-chips{
  display:flex;
  flex-wrap:wrap;
  gap:12px;
  padding:26px 0 0;
}
.chip{
  display:inline-flex;
  align-items:center;
  height:44px;
  padding:0 20px;
  border-radius:999px;
  border:1px solid var(--c-line);
  background:#fff;
  color:var(--c-body);
  font-size:15px;
  font-weight:500;
  box-shadow:var(--sh-1);
  transition:transform .2s var(--ease),border-color .2s var(--ease),background .2s var(--ease),color .2s var(--ease);
}
.chip:hover{
  transform:translateY(-2px);
  border-color:var(--c-primary);
  color:var(--c-primary-d);
}
.chip.is-current{
  background:var(--c-primary);
  border-color:var(--c-primary);
  color:#fff;
  font-weight:600;
}
.chip.is-current:hover{color:#fff;}

/* ============ 通用板块 ============ */
.section{padding:88px 0;}
.section-tight{padding:64px 0 88px;}
.section-head{
  max-width:720px;
  margin-bottom:40px;
}
.section-head h2{
  font-size:28px;
  line-height:1.3;
  margin-bottom:12px;
}
.section-head h2::after{
  content:"";
  display:block;
  width:56px;
  height:4px;
  border-radius:4px;
  margin-top:14px;
  background:var(--grad-brand);
}
.section-head p{
  font-size:16px;
  color:var(--c-muted);
  margin:0;
}
.eyebrow{
  display:inline-block;
  font-size:13px;
  font-weight:700;
  letter-spacing:.08em;
  color:var(--c-primary-d);
  background:var(--c-primary-soft);
  border-radius:999px;
  padding:4px 12px;
  margin-bottom:12px;
}
.card-brand{
  background:var(--c-card);
  border:1px solid var(--c-line);
  border-radius:var(--r-xl);
  box-shadow:var(--sh-2);
  padding:24px;
  transition:transform .26s var(--ease),box-shadow .26s var(--ease);
}
.card-brand:hover{transform:translateY(-3px);box-shadow:var(--sh-3);}
.card-title{font-size:19px;font-weight:600;margin-bottom:10px;}
.card-text{font-size:15px;line-height:1.8;color:var(--c-body);margin:0;}
.card-media{
  border-radius:var(--r-img);
  overflow:hidden;
  margin-bottom:20px;
}
.card-media img{
  width:100%;
  height:100%;
  object-fit:cover;
  border-radius:var(--r-img);
  transition:transform .4s var(--ease);
}
.card-brand:hover .card-media img{transform:scale(1.03);}
.num-tag{
  font-size:38px;
  font-weight:800;
  line-height:1;
  color:transparent;
  -webkit-text-stroke:1.6px var(--c-primary);
  font-variant-numeric:tabular-nums;
  margin-bottom:14px;
  display:block;
}
.badge-soft{
  display:inline-flex;
  align-items:center;
  height:26px;
  padding:0 12px;
  border-radius:999px;
  background:var(--c-primary-soft);
  color:var(--c-primary-d);
  font-size:13px;
  font-weight:600;
  margin-bottom:12px;
}
.badge-data{
  display:inline-flex;
  align-items:center;
  height:28px;
  padding:0 12px;
  border-radius:999px;
  background:var(--c-lime);
  color:#3A4A10;
  font-size:13px;
  font-weight:700;
  font-variant-numeric:tabular-nums;
}
.feature-list{list-style:none;padding:0;margin:18px 0 0;}
.feature-list li{
  position:relative;
  padding-left:26px;
  font-size:15px;
  color:var(--c-body);
  margin-bottom:10px;
}
.feature-list li::before{
  content:"";
  position:absolute;
  left:0;
  top:10px;
  width:12px;
  height:12px;
  border-radius:4px;
  background:var(--c-primary-soft);
  border:2px solid var(--c-primary);
}
.text-link{
  display:inline-flex;
  align-items:center;
  gap:6px;
  font-size:15px;
  font-weight:600;
  color:var(--c-primary-d);
}
.text-link::after{content:"→";transition:transform .22s var(--ease);}
.text-link:hover::after{transform:translateX(4px);}

/* ============ 版本速览卡组 ============ */
.overview-main{
  background:#fff;
  border:1px solid var(--c-line);
  border-radius:var(--r-xl);
  box-shadow:var(--sh-2);
  padding:24px;
  height:100%;
  display:flex;
  flex-direction:column;
  transition:transform .26s var(--ease),box-shadow .26s var(--ease);
}
.overview-main:hover{transform:translateY(-3px);box-shadow:var(--sh-3);}
.overview-main h3{font-size:22px;margin-bottom:12px;}
.overview-main .card-media{aspect-ratio:16/9;}
.detail-card{
  background:#fff;
  border:1px solid var(--c-line);
  border-radius:var(--r-xl);
  box-shadow:var(--sh-2);
  padding:24px;
  height:100%;
  transition:transform .26s var(--ease),box-shadow .26s var(--ease);
}
.detail-card:hover{transform:translateY(-3px);box-shadow:var(--sh-3);}
.detail-card h3{font-size:18px;margin-bottom:10px;}
.detail-card p{font-size:15px;color:var(--c-body);margin:0;}
.split-list{
  margin-top:14px;
  display:flex;
  flex-direction:column;
  gap:10px;
}
.split-row{
  display:flex;
  align-items:baseline;
  justify-content:space-between;
  gap:12px;
  font-size:14px;
  padding-bottom:10px;
  border-bottom:1px dashed var(--c-line);
}
.split-row:last-child{border-bottom:0;padding-bottom:0;}
.split-row span:first-child{color:var(--c-muted);}
.split-row span:last-child{color:var(--c-ink);font-weight:600;font-variant-numeric:tabular-nums;}

/* ============ 时间轴 ============ */
.timeline-wrap{
  background:#fff;
  border:1px solid var(--c-line);
  border-radius:var(--r-xl);
  box-shadow:var(--sh-1);
  padding:36px 28px;
}
.timeline{
  position:relative;
  padding-left:32px;
}
.timeline::before{
  content:"";
  position:absolute;
  left:7px;
  top:6px;
  bottom:6px;
  width:2px;
  background:linear-gradient(180deg,#10B486,#C9F24D);
  border-radius:2px;
}
.tl-item{
  position:relative;
  padding-bottom:32px;
}
.tl-item:last-child{padding-bottom:0;}
.tl-item::before{
  content:"";
  position:absolute;
  left:-32px;
  top:6px;
  width:16px;
  height:16px;
  border-radius:50%;
  background:#fff;
  border:3px solid var(--c-primary);
  box-shadow:0 0 0 4px rgba(16,180,134,.12);
}
.tl-date{
  font-size:13px;
  color:var(--c-muted);
  font-variant-numeric:tabular-nums;
  margin-bottom:6px;
  display:block;
}
.tl-item h3{
  font-size:18px;
  font-weight:600;
  margin-bottom:8px;
  display:flex;
  align-items:center;
  gap:10px;
  flex-wrap:wrap;
}
.tl-item p{font-size:15px;color:var(--c-body);margin:0;}

/* ============ 注意事项 ============ */
.notice-box{
  background:var(--c-primary-soft);
  border-radius:var(--r-xl);
  border:1px solid #CDEEE1;
  padding:28px;
}
.notice-head{
  display:flex;
  align-items:center;
  gap:12px;
  margin-bottom:14px;
}
.notice-icon{
  width:40px;
  height:40px;
  border-radius:12px;
  background:#fff;
  border:1px solid #CDEEE1;
  color:var(--c-primary-d);
  font-weight:800;
  display:flex;
  align-items:center;
  justify-content:center;
  flex:0 0 auto;
}
.notice-head h2{font-size:20px;margin:0;}
.notice-box p{color:#28504A;font-size:15px;margin-bottom:12px;}
.notice-box p:last-child{margin-bottom:0;}

/* ============ 步骤 ============ */
.step-line{
  display:grid;
  grid-template-columns:repeat(3,1fr);
  gap:24px;
  counter-reset:step;
}
.step-box{
  background:#fff;
  border:1px solid var(--c-line);
  border-radius:var(--r-xl);
  box-shadow:var(--sh-1);
  padding:26px 24px;
  transition:transform .26s var(--ease),box-shadow .26s var(--ease);
}
.step-box:hover{transform:translateY(-3px);box-shadow:var(--sh-3);}
.step-no{
  width:36px;
  height:36px;
  border-radius:50%;
  background:var(--c-primary);
  color:#fff;
  font-weight:800;
  font-size:15px;
  display:flex;
  align-items:center;
  justify-content:center;
  margin-bottom:16px;
  font-variant-numeric:tabular-nums;
}
.step-box h3{font-size:18px;margin-bottom:8px;}
.step-box p{font-size:15px;color:var(--c-body);margin:0;}

/* ============ FAQ ============ */
.faq-acc .accordion-item{
  border:0;
  border-radius:var(--r-md);
  background:#fff;
  box-shadow:var(--sh-1);
  margin-bottom:12px;
  overflow:hidden;
}
.faq-acc .accordion-button{
  font-size:17px;
  font-weight:600;
  color:var(--c-ink);
  background:#fff;
  padding:20px 22px;
  border:0;
  box-shadow:none;
  gap:12px;
  align-items:flex-start;
  text-align:left;
  line-height:1.6;
}
.faq-acc .accordion-button:not(.collapsed){
  background:var(--c-primary-soft);
  color:var(--c-primary-d);
  box-shadow:none;
}
.faq-acc .accordion-button:focus{
  box-shadow:0 0 0 3px rgba(16,180,134,.22);
  border-color:transparent;
}
.faq-acc .accordion-button::after{display:none;}
.faq-sign{
  margin-left:auto;
  flex:0 0 auto;
  font-size:20px;
  font-weight:700;
  line-height:1.2;
  color:var(--c-primary);
}
.faq-sign::before{content:"+";}
.faq-acc .accordion-button:not(.collapsed) .faq-sign::before{content:"−";}
.faq-acc .accordion-body{
  font-size:15px;
  line-height:1.8;
  color:var(--c-body);
  padding:4px 22px 22px;
  background:#fff;
}
.faq-acc .accordion-item:has(.accordion-button:not(.collapsed)){
  border-left:3px solid var(--c-primary);
}

/* ============ CTA ============ */
.cta-band{
  position:relative;
  overflow:hidden;
  background:var(--c-dark);
  color:#fff;
  border-radius:var(--r-xl);
  padding:48px 40px;
}
.cta-band::before{
  content:"";
  position:absolute;
  inset:0;
  background-image:url('/assets/images/backpic/back-3.png');
  background-size:cover;
  background-position:center;
  opacity:.22;
}
.cta-band::after{
  content:"";
  position:absolute;
  inset:0;
  background:linear-gradient(120deg,rgba(13,26,26,.94),rgba(10,138,102,.55));
}
.cta-inner{
  position:relative;
  z-index:2;
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:28px;
  flex-wrap:wrap;
}
.cta-inner h2{color:#fff;font-size:26px;margin-bottom:10px;}
.cta-inner p{color:rgba(255,255,255,.78);font-size:15px;margin:0;max-width:520px;}
.cta-actions{display:flex;gap:14px;flex-wrap:wrap;}

/* ============ 页脚 ============ */
.footer-main{
  background:var(--c-dark);
  color:rgba(255,255,255,.72);
  border-radius:32px 32px 0 0;
  margin-top:88px;
  padding:64px 0 0;
}
.footer-grid{
  display:grid;
  grid-template-columns:1.4fr 1fr 1fr 1.2fr;
  gap:40px;
  padding-bottom:44px;
}
.footer-brand{
  display:flex;
  align-items:center;
  gap:10px;
  margin-bottom:16px;
}
.footer-brand .brand-mark{
  background:var(--grad-brand);
}
.footer-brand .brand-text{color:#fff;font-size:17px;}
.footer-desc{
  font-size:14px;
  line-height:1.8;
  color:rgba(255,255,255,.62);
  max-width:280px;
  margin-bottom:18px;
}
.footer-social{display:flex;gap:10px;}
.footer-social span{
  width:36px;
  height:36px;
  border-radius:10px;
  background:rgba(255,255,255,.08);
  border:1px solid rgba(255,255,255,.12);
  display:flex;
  align-items:center;
  justify-content:center;
  font-size:13px;
  color:rgba(255,255,255,.78);
  transition:background .22s var(--ease),color .22s var(--ease);
}
.footer-social span:hover{background:rgba(55,214,164,.18);color:#37D6A4;}
.footer-col h4{
  color:#fff;
  font-size:15px;
  margin-bottom:16px;
  font-weight:700;
}
.footer-col a,
.footer-col p{
  display:block;
  font-size:14px;
  color:rgba(255,255,255,.62);
  margin:0 0 10px;
  transition:color .22s var(--ease);
}
.footer-col a:hover{color:#37D6A4;}
.footer-bottom{
  border-top:1px solid rgba(255,255,255,.1);
  padding:20px 0 28px;
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:16px;
  flex-wrap:wrap;
  font-size:13px;
  color:rgba(255,255,255,.5);
}

/* ============ 响应式 ============ */
@media (max-width:1199.98px){
  .footer-grid{grid-template-columns:1.4fr 1fr 1fr;gap:32px;}
}
@media (max-width:991.98px){
  .section{padding:64px 0;}
  .section-tight{padding:48px 0 64px;}
  .page-hero{padding:56px 0 52px;}
  .page-hero h1{font-size:32px;}
  .hero-lead{font-size:16px;}
  .section-head h2{font-size:24px;}
  .step-line{grid-template-columns:1fr;}
  .cta-band{padding:36px 26px;}
  .cta-inner h2{font-size:22px;}
  .footer-main{margin-top:64px;border-radius:28px 28px 0 0;}
  .footer-grid{grid-template-columns:1fr 1fr;gap:28px;}
}
@media (max-width:575.98px){
  .section{padding:48px 0;}
  .section-tight{padding:36px 0 48px;}
  .page-hero{padding:44px 0 40px;border-radius:0 0 24px 24px;}
  .page-hero h1{font-size:26px;}
  .section-head h2{font-size:21px;}
  .brand-text{font-size:15px;}
  .card-brand,.detail-card,.overview-main{padding:20px;}
  .timeline-wrap{padding:26px 20px;}
  .notice-box{padding:22px;}
  .cta-band{padding:28px 20px;border-radius:20px;}
  .cta-actions{width:100%;}
  .cta-actions .btn-brand,
  .cta-actions .btn-ghost-light{width:100%;}
  .footer-grid{grid-template-columns:1fr;}
  .footer-bottom{flex-direction:column;align-items:flex-start;}
  .badge-ver{height:28px;font-size:12px;}
}
@media (prefers-reduced-motion:reduce){
  *{transition:none !important;animation:none !important;}
}

/* roulang page: category3 */
:root{
  --c-primary:#10B486;
  --c-primary-d:#0A8A66;
  --c-primary-soft:#E6F7F1;
  --c-accent:#FF7A3D;
  --c-accent-d:#E85F22;
  --c-lime:#C9F24D;
  --c-ink:#0E1B1C;
  --c-dark:#0D1A1A;
  --c-body:#3B4D4E;
  --c-muted:#7C8F90;
  --c-line:#E3EBE8;
  --c-bg:#F4F7F6;
  --c-card:#FFFFFF;
  --sh-1:0 1px 2px rgba(14,27,28,.04), 0 2px 8px rgba(14,27,28,.05);
  --sh-2:0 12px 32px rgba(14,27,28,.08);
  --sh-3:0 18px 44px rgba(14,27,28,.12);
  --r-xl:32px; --r-lg:24px; --r-md:16px; --r-sm:12px;
  --grad-brand:linear-gradient(120deg,#10B486 0%,#37D6A4 55%,#C9F24D 100%);
  --bs-primary:#10B486;
  --bs-primary-rgb:16,180,134;
  --bs-body-color:#3B4D4E;
  --bs-body-bg:#F4F7F6;
  --bs-link-color:#0A8A66;
  --bs-link-hover-color:#10B486;
  --bs-border-color:#E3EBE8;
  --bs-border-radius:12px;
  --bs-border-radius-lg:16px;
  --bs-font-sans-serif:system-ui,-apple-system,"PingFang SC","HarmonyOS Sans SC","Microsoft YaHei","Source Han Sans SC",sans-serif;
}
*,*::before,*::after{box-sizing:border-box;}
html{-webkit-text-size-adjust:100%;}
body{
  margin:0;
  font-family:system-ui,-apple-system,"PingFang SC","HarmonyOS Sans SC","Microsoft YaHei","Source Han Sans SC",sans-serif;
  font-size:16px;
  line-height:1.8;
  color:var(--c-body);
  background:var(--c-bg);
  -webkit-font-smoothing:antialiased;
}
h1,h2,h3,h4{color:var(--c-ink);margin:0;font-weight:700;letter-spacing:-.2px;}
p{margin:0;}
img{max-width:100%;display:block;height:auto;}
a{color:var(--c-primary-d);text-decoration:none;transition:color .2s ease;}
a:hover{color:var(--c-primary);}
ul,ol{padding-left:1.25em;}
button{font-family:inherit;}
:focus-visible{outline:3px solid var(--c-primary);outline-offset:2px;}
.container{max-width:1200px;padding-left:20px;padding-right:20px;margin:0 auto;}
@media (min-width:1400px){.container{max-width:1240px;}}

/* ===== 导航 ===== */
.site-header{
  position:sticky;top:0;z-index:1030;
  background:rgba(255,255,255,.96);
  backdrop-filter:blur(10px);
  border-bottom:1px solid var(--c-line);
  box-shadow:var(--sh-1);
}
.nav-inner{height:72px;display:flex;align-items:center;justify-content:space-between;gap:24px;}
.brand{display:flex;align-items:center;gap:10px;flex:0 0 auto;}
.brand-mark{
  width:34px;height:34px;border-radius:10px;
  background:linear-gradient(135deg,#10B486,#0A8A66);
  color:#fff;font-weight:800;font-size:17px;
  display:grid;place-items:center;flex:0 0 auto;
  box-shadow:0 6px 16px rgba(16,180,134,.28);
}
.brand-text{font-size:17px;font-weight:800;color:var(--c-ink);letter-spacing:-.3px;white-space:nowrap;}
.nav-menu{display:flex;align-items:center;gap:6px;}
.nav-link-item{
  position:relative;display:inline-flex;align-items:center;
  padding:10px 12px;border-radius:10px;
  font-size:15.5px;font-weight:500;color:var(--c-body);
  transition:color .2s ease,background-color .2s ease;
}
.nav-link-item:hover{color:var(--c-primary-d);background:var(--c-primary-soft);}
.nav-link-item.active{color:var(--c-primary-d);font-weight:600;}
.nav-link-item.active::after{
  content:"";position:absolute;left:12px;right:12px;bottom:3px;height:2px;
  border-radius:2px;background:var(--c-primary);
}
.btn-brand{
  display:inline-flex;align-items:center;justify-content:center;
  height:48px;padding:0 26px;border:0;border-radius:var(--r-sm);
  font-size:16px;font-weight:600;color:#fff;cursor:pointer;
  background:linear-gradient(135deg,#FF8A4C,#FF6A2B);
  box-shadow:0 8px 20px rgba(232,95,34,.24);
  transition:transform .22s cubic-bezier(.2,.7,.3,1),box-shadow .22s ease,background-position .3s ease;
  text-decoration:none;white-space:nowrap;
}
.btn-brand:hover{color:#fff;transform:translateY(-2px);box-shadow:0 14px 30px rgba(232,95,34,.3);}
.btn-brand:active{transform:translateY(1px);}
.nav-cta{height:44px;padding:0 22px;font-size:15px;margin-left:10px;}
.nav-toggle{
  display:none;width:46px;height:46px;border:1px solid var(--c-line);
  border-radius:12px;background:#fff;cursor:pointer;
  flex-direction:column;align-items:center;justify-content:center;gap:5px;
}
.nav-toggle span{display:block;width:20px;height:2px;border-radius:2px;background:var(--c-ink);transition:transform .25s ease,opacity .25s ease;}
.nav-toggle[aria-expanded="true"] span:nth-child(1){transform:translateY(7px) rotate(45deg);}
.nav-toggle[aria-expanded="true"] span:nth-child(2){opacity:0;}
.nav-toggle[aria-expanded="true"] span:nth-child(3){transform:translateY(-7px) rotate(-45deg);}

@media (max-width:991.98px){
  .nav-toggle{display:flex;}
  .nav-menu{
    position:fixed;left:0;right:0;top:72px;bottom:0;
    background:#fff;flex-direction:column;align-items:stretch;
    padding:16px 20px calc(28px + env(safe-area-inset-bottom));
    gap:4px;overflow-y:auto;
    transform:translateY(-14px);opacity:0;pointer-events:none;
    transition:transform .26s cubic-bezier(.2,.7,.3,1),opacity .26s ease;
    border-top:1px solid var(--c-line);
  }
  .nav-menu.open{transform:none;opacity:1;pointer-events:auto;}
  .nav-link-item{height:52px;padding:0 14px;font-size:16px;border-radius:12px;}
  .nav-link-item.active{background:var(--c-primary-soft);}
  .nav-link-item.active::after{display:none;}
  .nav-cta{width:100%;margin:18px 0 0;height:52px;}
}

/* ===== 页头 ===== */
.page-hero{
  position:relative;overflow:hidden;
  padding:56px 0 104px;
  color:#fff;
  background-color:#0D1A1A;
  background-image:linear-gradient(100deg,rgba(13,26,26,.95),rgba(13,26,26,.66)),url('/assets/images/backpic/back-2.png');
  background-size:cover;background-position:center;
  border-radius:0 0 var(--r-xl) var(--r-xl);
}
.page-hero h1{
  color:#fff;font-size:40px;font-weight:800;line-height:1.15;letter-spacing:-.5px;
  margin:18px 0 14px;max-width:820px;
}
.hero-sub{color:rgba(255,255,255,.78);font-size:17px;max-width:660px;}
.breadcrumb-line{display:flex;align-items:center;gap:8px;font-size:13px;color:rgba(255,255,255,.55);}
.breadcrumb-line a{color:rgba(255,255,255,.72);}
.breadcrumb-line a:hover{color:#C9F24D;}
.breadcrumb-line .current{color:#37D6A4;}
.search-bar{
  display:flex;align-items:center;gap:10px;
  max-width:660px;margin-top:30px;padding:8px 8px 8px 18px;
  background:#fff;border-radius:var(--r-md);
  box-shadow:0 16px 40px rgba(0,0,0,.28);
  transition:box-shadow .2s ease;
}
.search-bar:focus-within{box-shadow:0 0 0 3px rgba(16,180,134,.35),0 16px 40px rgba(0,0,0,.28);}
.search-icon{display:grid;place-items:center;color:var(--c-muted);flex:0 0 auto;}
.search-input{
  flex:1 1 auto;min-width:0;height:48px;border:0;outline:none;
  background:transparent;font-size:16px;color:var(--c-ink);
}
.search-input::placeholder{color:#9AABAB;}
.search-btn{height:48px;padding:0 22px;font-size:15.5px;}
.search-result{margin-top:12px;font-size:14px;color:#37D6A4;min-height:22px;}
.hot-chips{display:flex;flex-wrap:wrap;align-items:center;gap:10px;margin-top:18px;}
.chip-label{font-size:13px;color:rgba(255,255,255,.55);}
.chip{
  display:inline-flex;align-items:center;height:30px;padding:0 14px;
  border-radius:999px;font-size:13px;
  color:#fff;background:rgba(255,255,255,.1);
  border:1px solid rgba(255,255,255,.18);
  transition:background-color .2s ease,color .2s ease,border-color .2s ease;
}
.chip:hover{background:#C9F24D;border-color:#C9F24D;color:var(--c-ink);}
.hero-wave{position:absolute;left:0;right:0;bottom:-1px;line-height:0;pointer-events:none;}
.hero-wave svg{width:100%;height:90px;display:block;}

/* ===== 板块 ===== */
.section{padding:88px 0;}
.section-sm{padding:56px 0;}
.section-title{font-size:28px;line-height:1.3;margin-bottom:12px;}
.section-lead{color:var(--c-muted);font-size:16px;max-width:680px;}
.badge-soft{
  display:inline-flex;align-items:center;height:28px;padding:0 14px;
  border-radius:999px;font-size:13px;font-weight:600;
  background:var(--c-primary-soft);color:var(--c-primary-d);
}
.badge-data{
  display:inline-flex;align-items:center;height:28px;padding:0 14px;
  border-radius:999px;font-size:13px;font-weight:700;
  background:var(--c-lime);color:var(--c-ink);
}

/* ===== 自查步骤 ===== */
.check-card{
  background:var(--c-card);border:1px solid var(--c-line);border-radius:var(--r-lg);
  padding:40px;box-shadow:var(--sh-2);
}
.step-list{list-style:none;margin:26px 0 0;padding:0;counter-reset:step;}
.step-list li{position:relative;padding-left:66px;margin-bottom:24px;}
.step-list li:last-child{margin-bottom:0;}
.step-list li::before{
  counter-increment:step;content:counter(step,decimal-leading-zero);
  position:absolute;left:0;top:0;width:46px;height:46px;border-radius:50%;
  background:#fff;border:2px solid var(--c-primary);color:var(--c-primary-d);
  font-weight:800;font-size:15px;display:grid;place-items:center;
}
.step-list li:not(:last-child)::after{
  content:"";position:absolute;left:22px;top:56px;bottom:-18px;width:2px;background:var(--c-line);
}
.step-list h3{font-size:18px;font-weight:600;margin-bottom:6px;}
.step-list p{font-size:15px;color:var(--c-body);}
.figure-frame{
  border-radius:20px;overflow:hidden;border:1px solid var(--c-line);
  box-shadow:var(--sh-2);background:#fff;
}
.figure-frame img{width:100%;height:100%;object-fit:cover;}
.figure-note{font-size:13px;color:var(--c-muted);margin-top:12px;}

/* ===== FAQ ===== */
.faq-group + .faq-group{margin-top:56px;}
.group-head{margin-bottom:24px;}
.group-index{
  display:inline-block;font-size:13px;font-weight:700;letter-spacing:.6px;
  color:var(--c-primary-d);background:var(--c-primary-soft);
  padding:5px 14px;border-radius:999px;
}
.group-head h2{font-size:24px;margin:16px 0 8px;}
.group-head p{color:var(--c-muted);font-size:15px;}
.accordion{
  --bs-accordion-border-width:0;
  --bs-accordion-border-radius:16px;
  --bs-accordion-inner-border-radius:16px;
  --bs-accordion-btn-focus-box-shadow:none;
  --bs-accordion-btn-focus-border-color:transparent;
  --bs-accordion-body-padding-x:22px;
  --bs-accordion-body-padding-y:0;
  --bs-accordion-active-bg:#fff;
  --bs-accordion-active-color:#0E1B1C;
  --bs-accordion-bg:#fff;
  --bs-accordion-color:#3B4D4E;
  --bs-accordion-btn-color:#0E1B1C;
  --bs-accordion-btn-icon:none;
  --bs-accordion-btn-active-icon:none;
  --bs-accordion-transition:background-color .22s ease,color .22s ease;
}
.faq-item{
  position:relative;background:#fff;border:1px solid var(--c-line);
  border-radius:16px;overflow:hidden;box-shadow:var(--sh-1);
  margin-bottom:12px;transition:box-shadow .25s ease,border-color .25s ease,transform .25s ease;
}
.faq-item:hover{box-shadow:var(--sh-2);}
.faq-item::before{
  content:"";position:absolute;left:0;top:0;bottom:0;width:3px;
  background:var(--c-primary);transform:scaleY(0);transform-origin:top;
  transition:transform .28s cubic-bezier(.2,.7,.3,1);
}
.faq-item.is-open{border-color:#CBE9DF;box-shadow:var(--sh-2);}
.faq-item.is-open::before{transform:scaleY(1);}
.faq-q{
  width:100%;display:flex;align-items:center;justify-content:space-between;gap:16px;
  padding:20px 22px;background:#fff;border:0;text-align:left;
  font-size:17px;font-weight:600;color:var(--c-ink);line-height:1.6;
  box-shadow:none !important;cursor:pointer;
}
.faq-q:not(.collapsed){background:var(--c-primary-soft);color:var(--c-primary-d);}
.faq-q::after{
  content:"+";flex:0 0 auto;width:26px;height:26px;
  display:grid;place-items:center;
  background-image:none !important;
  color:var(--c-primary);font-size:22px;font-weight:400;line-height:1;
  transform:none;transition:color .2s ease;
}
.faq-q:not(.collapsed)::after{content:"−";color:var(--c-primary-d);transform:none;}
.faq-a{padding:0 22px 22px;font-size:15px;line-height:1.85;color:var(--c-body);}
.faq-a a{font-weight:600;}
.faq-empty{
  text-align:center;padding:48px 20px;color:var(--c-muted);
  background:#fff;border:1px dashed var(--c-line);border-radius:16px;
}

/* ===== CTA ===== */
.cta-band{
  position:relative;overflow:hidden;
  background-color:var(--c-dark);
  background-image:linear-gradient(120deg,rgba(13,26,26,.96),rgba(13,26,26,.78)),url('/assets/images/backpic/back-3.png');
  background-size:cover;background-position:center;
  border-radius:var(--r-lg);
  padding:52px 48px;
  display:flex;align-items:center;justify-content:space-between;gap:32px;flex-wrap:wrap;
}
.cta-band h2{color:#fff;font-size:26px;margin-bottom:10px;}
.cta-band p{color:rgba(255,255,255,.72);font-size:15.5px;max-width:560px;}
.cta-actions{display:flex;gap:14px;flex-wrap:wrap;}
.btn-outline-brand{
  display:inline-flex;align-items:center;justify-content:center;
  height:48px;padding:0 26px;border-radius:var(--r-sm);
  background:transparent;border:1.5px solid var(--c-primary);
  color:var(--c-primary-d);font-weight:600;font-size:16px;
  transition:background-color .2s ease,color .2s ease,transform .2s ease;
}
.btn-outline-brand:hover{background:var(--c-primary-soft);color:var(--c-primary-d);transform:translateY(-2px);}
.btn-ghost-light{
  display:inline-flex;align-items:center;justify-content:center;
  height:48px;padding:0 26px;border-radius:var(--r-sm);
  background:rgba(255,255,255,.12);border:1px solid rgba(255,255,255,.24);
  color:#fff;font-weight:600;font-size:16px;
  transition:background-color .2s ease,transform .2s ease;
}
.btn-ghost-light:hover{background:rgba(255,255,255,.2);color:#fff;transform:translateY(-2px);}

/* ===== 页脚 ===== */
.footer-main{
  background:var(--c-dark);color:rgba(255,255,255,.72);
  border-radius:var(--r-xl) var(--r-xl) 0 0;
  margin-top:64px;padding:64px 0 0;font-size:15px;
}
.footer-grid{display:grid;grid-template-columns:1.6fr 1fr 1fr 1.35fr;gap:40px;}
.footer-brand{display:flex;align-items:center;gap:10px;}
.footer-brand .brand-text{color:#fff;font-size:17px;}
.footer-desc{font-size:14px;color:rgba(255,255,255,.6);line-height:1.7;margin:16px 0 18px;max-width:290px;}
.footer-social{display:flex;gap:8px;}
.footer-social span{
  width:34px;height:34px;border-radius:10px;display:grid;place-items:center;
  background:rgba(255,255,255,.08);border:1px solid rgba(255,255,255,.14);
  font-size:13px;color:rgba(255,255,255,.75);
}
.footer-col h4{font-size:15px;color:#fff;font-weight:600;margin-bottom:16px;}
.footer-col a{display:block;color:rgba(255,255,255,.66);font-size:14.5px;padding:5px 0;}
.footer-col a:hover{color:#37D6A4;}
.footer-contact p{margin:0 0 8px;font-size:14px;color:rgba(255,255,255,.62);}
.footer-bottom{
  margin-top:48px;border-top:1px solid rgba(255,255,255,.1);
  padding:20px 0 28px;display:flex;justify-content:space-between;gap:12px;
  flex-wrap:wrap;font-size:13px;color:rgba(255,255,255,.5);
}

@media (max-width:991.98px){
  .section{padding:64px 0;}
  .section-sm{padding:44px 0;}
  .page-hero{padding:44px 0 88px;}
  .page-hero h1{font-size:32px;}
  .check-card{padding:30px;}
  .cta-band{padding:40px 28px;}
  .footer-grid{grid-template-columns:1fr 1fr;gap:32px;}
}
@media (max-width:767.98px){
  .section{padding:48px 0;}
  .section-title{font-size:21px;}
  .page-hero h1{font-size:26px;}
  .hero-sub{font-size:15.5px;}
  .brand-text{font-size:15.5px;}
  .cta-band h2{font-size:21px;}
  .group-head h2{font-size:21px;}
  .faq-q{font-size:16px;padding:18px;}
  .faq-a{padding:0 18px 20px;}
}
@media (max-width:575.98px){
  .container{padding-left:16px;padding-right:16px;}
  .search-bar{flex-wrap:wrap;padding:12px;gap:12px;}
  .search-input{height:44px;flex-basis:100%;padding:0 4px;}
  .search-btn{width:100%;}
  .check-card{padding:22px;}
  .step-list li{padding-left:56px;}
  .step-list li::before{width:40px;height:40px;font-size:14px;}
  .step-list li:not(:last-child)::after{left:19px;top:50px;}
  .cta-actions{width:100%;}
  .cta-actions .btn-brand,.cta-actions .btn-ghost-light{width:100%;}
  .footer-grid{grid-template-columns:1fr;}
  .footer-bottom{flex-direction:column;gap:6px;}
}
@media (prefers-reduced-motion:reduce){
  *{transition:none !important;animation:none !important;scroll-behavior:auto !important;}
}

/* roulang page: category4 */
:root{
  --c-primary:#10B486;
  --c-primary-d:#0A8A66;
  --c-primary-soft:#E6F7F1;
  --c-accent:#FF7A3D;
  --c-accent-d:#E85F22;
  --c-lime:#C9F24D;
  --c-ink:#0E1B1C;
  --c-dark:#0D1A1A;
  --c-body:#3B4D4E;
  --c-muted:#7C8F90;
  --c-line:#E3EBE8;
  --c-bg:#F4F7F6;
  --c-card:#FFFFFF;
  --grad-brand:linear-gradient(120deg,#10B486 0%,#37D6A4 55%,#C9F24D 100%);
  --grad-cta:linear-gradient(135deg,#FF8A4C,#FF6A2B);
  --sh-1:0 1px 2px rgba(14,27,28,.04),0 2px 8px rgba(14,27,28,.05);
  --sh-2:0 12px 32px rgba(14,27,28,.08);
  --sh-3:0 18px 44px rgba(14,27,28,.12);
  --r-lg:24px;
  --r-md:16px;
  --r-sm:12px;
  --r-img:14px;
  --ease:cubic-bezier(.2,.7,.3,1);
  --bs-primary:#10B486;
  --bs-primary-rgb:16,180,134;
  --bs-body-bg:#F4F7F6;
  --bs-body-color:#3B4D4E;
  --bs-border-color:#E3EBE8;
  --bs-border-radius:12px;
  --bs-link-color:#0A8A66;
  --bs-link-hover-color:#10B486;
  --bs-font-sans-serif:system-ui,-apple-system,"PingFang SC","HarmonyOS Sans SC","Microsoft YaHei","Source Han Sans SC",sans-serif;
}
*,*::before,*::after{box-sizing:border-box}
html{scroll-behavior:smooth;-webkit-text-size-adjust:100%}
body{
  margin:0;
  font-family:system-ui,-apple-system,"PingFang SC","HarmonyOS Sans SC","Microsoft YaHei","Source Han Sans SC",sans-serif;
  font-size:16px;
  line-height:1.8;
  color:var(--c-body);
  background:var(--c-bg);
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block;height:auto}
a{color:var(--c-primary-d);text-decoration:none;transition:color .22s var(--ease)}
a:hover{color:var(--c-primary)}
button{font-family:inherit}
h1,h2,h3,h4{margin:0;color:var(--c-ink);letter-spacing:-.3px;line-height:1.3}
p{margin:0}
ul,ol{margin:0}
:focus-visible{outline:3px solid rgba(16,180,134,.55);outline-offset:2px;border-radius:6px}
.container{width:100%;max-width:1200px;margin:0 auto;padding:0 20px}
@media (min-width:1400px){.container{max-width:1240px}}
.section{padding:88px 0}
.section-tight{padding:64px 0}
@media (max-width:991.98px){.section{padding:64px 0}.section-tight{padding:48px 0}}
@media (max-width:575.98px){
  .container{padding:0 16px}
  .section{padding:48px 0}
  .section-tight{padding:40px 0}
}
.section-head{margin-bottom:40px;max-width:760px}
.section-head h2{font-size:28px;font-weight:700;margin-bottom:12px}
.section-head p{font-size:16px;color:var(--c-muted)}
@media (max-width:991.98px){.section-head h2{font-size:24px}}
@media (max-width:575.98px){.section-head h2{font-size:21px}.section-head{margin-bottom:28px}}
.eyebrow{display:inline-flex;align-items:center;gap:8px;font-size:13px;font-weight:600;color:var(--c-primary-d);background:var(--c-primary-soft);border-radius:999px;padding:6px 14px;margin-bottom:16px}
.eyebrow::before{content:"";width:6px;height:6px;border-radius:50%;background:var(--c-primary)}

/* ---------- 顶部导航 ---------- */
.site-header{
  position:sticky;top:0;z-index:1030;
  background:rgba(255,255,255,.94);
  backdrop-filter:saturate(180%) blur(10px);
  border-bottom:1px solid var(--c-line);
  box-shadow:var(--sh-1);
}
.nav-wrap{display:flex;align-items:center;justify-content:space-between;gap:24px;min-height:72px}
.brand{display:flex;align-items:center;gap:10px;flex:0 0 auto}
.brand-mark{
  width:32px;height:32px;border-radius:10px;
  background:var(--grad-brand);
  color:#0C2B22;font-weight:800;font-size:16px;
  display:flex;align-items:center;justify-content:center;
  letter-spacing:0;
}
.brand-text{font-size:17px;font-weight:700;color:var(--c-ink);white-space:nowrap}
.nav-menu{display:flex;align-items:center;gap:28px}
.nav-link-item{
  position:relative;
  font-size:16px;font-weight:500;color:var(--c-body);
  padding:8px 0;
}
.nav-link-item::after{
  content:"";position:absolute;left:0;right:0;bottom:-2px;height:2px;border-radius:2px;
  background:var(--c-primary);transform:scaleX(0);transform-origin:left;
  transition:transform .24s var(--ease);
}
.nav-link-item:hover{color:var(--c-primary-d)}
.nav-link-item:hover::after{transform:scaleX(1)}
.nav-link-item.active{color:var(--c-primary-d);font-weight:600}
.nav-link-item.active::after{transform:scaleX(1)}
.nav-cta{
  height:42px;padding:0 20px;font-size:15px;
  display:inline-flex;align-items:center;justify-content:center;
  border-radius:12px;
  background:var(--grad-cta);
  color:#fff;font-weight:600;
  box-shadow:0 6px 16px rgba(232,95,34,.24);
  transition:transform .22s var(--ease),box-shadow .22s var(--ease),background .22s var(--ease);
}
.nav-cta:hover{color:#fff;transform:translateY(-2px);box-shadow:0 12px 26px rgba(232,95,34,.3);background:linear-gradient(135deg,#FF9459,#FF6A2B)}
.nav-cta::after{display:none}
.nav-toggle{
  display:none;width:46px;height:46px;border:1px solid var(--c-line);background:#fff;border-radius:12px;
  flex-direction:column;align-items:center;justify-content:center;gap:5px;cursor:pointer;
}
.nav-toggle span{display:block;width:20px;height:2px;border-radius:2px;background:var(--c-ink);transition:transform .24s var(--ease),opacity .2s var(--ease)}
.nav-toggle[aria-expanded="true"] span:nth-child(1){transform:translateY(7px) rotate(45deg)}
.nav-toggle[aria-expanded="true"] span:nth-child(2){opacity:0}
.nav-toggle[aria-expanded="true"] span:nth-child(3){transform:translateY(-7px) rotate(-45deg)}
@media (max-width:991.98px){
  .nav-toggle{display:flex}
  .brand-text{font-size:16px}
  .nav-menu{
    position:fixed;left:0;right:0;top:72px;bottom:0;
    background:#fff;
    flex-direction:column;align-items:stretch;gap:0;
    padding:12px 20px 110px;
    overflow-y:auto;
    transform:translateY(-10px);opacity:0;visibility:hidden;
    transition:opacity .24s var(--ease),transform .24s var(--ease),visibility .24s;
  }
  .nav-menu.is-open{opacity:1;visibility:visible;transform:none}
  .nav-link-item{
    height:52px;display:flex;align-items:center;
    font-size:17px;border-bottom:1px solid var(--c-line);
  }
  .nav-link-item::after{display:none}
  .nav-link-item.active{background:var(--c-primary-soft);color:var(--c-primary-d);border-radius:10px;padding-left:14px;border-bottom-color:transparent}
  .nav-cta{
    position:fixed;left:16px;right:16px;bottom:calc(16px + env(safe-area-inset-bottom));
    height:52px;font-size:16px;
  }
}
@media (max-width:575.98px){.brand-text{font-size:15px;max-width:190px;overflow:hidden;text-overflow:ellipsis}}

/* ---------- 按钮 ---------- */
.btn-brand,.btn-outline-brand,.btn-ghost-light,.btn-white{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  height:50px;padding:0 28px;border-radius:12px;
  font-size:16px;font-weight:600;
  border:0;cursor:pointer;text-align:center;
  transition:transform .22s var(--ease),box-shadow .22s var(--ease),background .22s var(--ease),color .22s var(--ease),border-color .22s var(--ease);
}
.btn-brand{background:var(--grad-cta);color:#fff;box-shadow:0 10px 24px rgba(232,95,34,.26)}
.btn-brand:hover{color:#fff;transform:translateY(-2px);box-shadow:0 16px 34px rgba(232,95,34,.32);background:linear-gradient(135deg,#FF9459,#FF6A2B)}
.btn-brand:active{transform:translateY(1px);box-shadow:0 6px 14px rgba(232,95,34,.24)}
.btn-outline-brand{background:transparent;color:var(--c-primary-d);border:1.5px solid var(--c-primary)}
.btn-outline-brand:hover{background:var(--c-primary-soft);color:var(--c-primary-d);transform:translateY(-2px);box-shadow:var(--sh-2)}
.btn-ghost-light{background:rgba(255,255,255,.12);color:#fff;border:1px solid rgba(255,255,255,.22)}
.btn-ghost-light:hover{background:rgba(255,255,255,.2);color:#fff;transform:translateY(-2px)}
.btn-white{background:#fff;color:var(--c-ink)}
.btn-white:hover{color:var(--c-ink);transform:translateY(-2px);box-shadow:0 16px 34px rgba(0,0,0,.16)}
.btn-sm-brand{height:42px;padding:0 20px;font-size:15px}

/* ---------- 分类 chip ---------- */
.chip-bar{background:#fff;border-bottom:1px solid var(--c-line)}
.chip-bar .container{padding-top:18px;padding-bottom:18px}
.chip-list{display:flex;flex-wrap:wrap;gap:12px;align-items:center}
.chip{
  display:inline-flex;align-items:center;height:40px;padding:0 18px;
  border-radius:999px;border:1px solid var(--c-line);background:#fff;
  font-size:14px;font-weight:500;color:var(--c-body);
  transition:all .22s var(--ease);
}
.chip:hover{border-color:var(--c-primary);color:var(--c-primary-d);background:var(--c-primary-soft)}
.chip.active{background:var(--c-primary);border-color:var(--c-primary);color:#fff;font-weight:600;box-shadow:0 8px 18px rgba(16,180,134,.26)}
@media (max-width:575.98px){.chip{height:36px;padding:0 14px;font-size:13px}}

/* ---------- 内页页头 ---------- */
.page-hero{
  position:relative;background:var(--c-dark);color:#fff;
  padding:64px 0 72px;overflow:hidden;border-radius:0 0 32px 32px;
}
.page-hero::before{
  content:"";position:absolute;inset:0;
  background-image:url("/assets/images/backpic/back-2.png");
  background-size:cover;background-position:center;opacity:.2;
}
.page-hero::after{
  content:"";position:absolute;inset:0;
  background:linear-gradient(90deg,rgba(13,26,26,.94),rgba(13,26,26,.6));
}
.page-hero .container{position:relative;z-index:3}
.wave-deco{
  position:absolute;right:-40px;bottom:-30px;width:460px;height:220px;
  opacity:.28;z-index:2;pointer-events:none;
}
.breadcrumbs{display:flex;flex-wrap:wrap;align-items:center;gap:8px;font-size:13px;color:rgba(255,255,255,.62);margin-bottom:18px}
.breadcrumbs a{color:rgba(255,255,255,.7)}
.breadcrumbs a:hover{color:#37D6A4}
.breadcrumbs .sep{color:rgba(255,255,255,.34)}
.breadcrumbs .current{color:#37D6A4}
.page-hero h1{
  color:#fff;font-size:38px;font-weight:800;line-height:1.18;letter-spacing:-.5px;
  max-width:760px;margin-bottom:16px;
}
.page-hero .hero-lead{font-size:16px;color:rgba(255,255,255,.76);max-width:640px;line-height:1.9}
.hero-meta{display:flex;flex-wrap:wrap;gap:12px;align-items:center;margin-top:26px}
.badge-update{
  display:inline-flex;align-items:center;gap:8px;height:30px;padding:0 14px;border-radius:999px;
  background:rgba(201,242,77,.2);border:1px solid rgba(201,242,77,.52);
  color:#DDF78F;font-size:13px;font-weight:600;
}
.badge-ghost{
  display:inline-flex;align-items:center;height:30px;padding:0 14px;border-radius:999px;
  background:rgba(255,255,255,.08);border:1px solid rgba(255,255,255,.16);
  color:rgba(255,255,255,.82);font-size:13px;
}
.hero-actions{display:flex;flex-wrap:wrap;gap:14px;margin-top:30px}
@media (max-width:991.98px){
  .page-hero{padding:48px 0 56px;border-radius:0 0 24px 24px}
  .page-hero h1{font-size:31px}
  .wave-deco{width:340px;height:170px;opacity:.2}
}
@media (max-width:575.98px){
  .page-hero h1{font-size:25px}
  .hero-actions .btn-brand,.hero-actions .btn-ghost-light{width:100%;height:48px}
  .wave-deco{display:none}
}

/* ---------- 条款正文区 ---------- */
.term-card{
  background:var(--c-card);border:1px solid var(--c-line);border-radius:var(--r-lg);
  padding:40px;box-shadow:var(--sh-2);
}
@media (max-width:991.98px){.term-card{padding:28px}}
@media (max-width:575.98px){.term-card{padding:22px 18px;border-radius:18px}}
.lead-text{font-size:17px;line-height:1.9;color:var(--c-body)}
.lead-figure{border-radius:20px;overflow:hidden;border:1px solid var(--c-line);margin:28px 0 8px}
.lead-figure img{width:100%;aspect-ratio:16/9;object-fit:cover}
.lead-figure figcaption{font-size:13px;color:var(--c-muted);padding:12px 4px 0}
.term-block{padding-top:40px;margin-top:40px;border-top:1px dashed var(--c-line)}
.term-block:first-of-type{border-top:0;margin-top:32px;padding-top:0}
.term-title{display:flex;align-items:center;gap:14px;font-size:20px;font-weight:700;margin-bottom:14px}
.term-num{
  flex:0 0 auto;width:40px;height:40px;border-radius:12px;
  background:var(--c-primary-soft);color:var(--c-primary-d);
  font-size:15px;font-weight:800;
  display:inline-flex;align-items:center;justify-content:center;
  font-variant-numeric:tabular-nums;
}
.term-block p{font-size:16px;line-height:1.9;margin-bottom:14px}
.term-list{counter-reset:t;list-style:none;padding-left:0;margin:14px 0 0}
.term-list li{position:relative;padding-left:34px;margin-bottom:12px;font-size:16px;line-height:1.85}
.term-list li::before{
  counter-increment:t;content:counter(t);
  position:absolute;left:0;top:5px;
  width:22px;height:22px;border-radius:50%;
  background:var(--c-primary-soft);color:var(--c-primary-d);
  font-size:12px;font-weight:700;
  display:flex;align-items:center;justify-content:center;
}
.note-block{
  display:flex;gap:14px;align-items:flex-start;
  background:var(--c-primary-soft);border-left:4px solid var(--c-primary);
  border-radius:var(--r-md);padding:18px 20px;margin:24px 0 8px;
}
.note-icon{
  flex:0 0 auto;width:28px;height:28px;border-radius:9px;background:#fff;
  color:var(--c-primary-d);font-weight:800;font-size:14px;
  display:flex;align-items:center;justify-content:center;
}
.note-block p{font-size:15px;line-height:1.8;color:var(--c-body);margin:0}

/* ---------- 侧栏 ---------- */
.side-stack{display:flex;flex-direction:column;gap:24px}
@media (min-width:992px){.side-stack{position:sticky;top:96px}}
.side-card{background:#fff;border:1px solid var(--c-line);border-radius:var(--r-lg);padding:24px;box-shadow:var(--sh-1)}
.side-card h3{font-size:16px;font-weight:700;margin-bottom:14px}
.toc a{
  display:block;font-size:14px;line-height:1.6;
  padding:10px 12px;border-left:2px solid var(--c-line);
  color:var(--c-body);border-radius:0 8px 8px 0;
  transition:all .22s var(--ease);
}
.toc a:hover{color:var(--c-primary-d);border-left-color:var(--c-primary);background:#F7FBF9}
.toc a.active{color:var(--c-primary-d);border-left-color:var(--c-primary);font-weight:600;background:linear-gradient(90deg,rgba(16,180,134,.1),rgba(16,180,134,0))}
.side-dark{background:var(--c-dark);border:0;color:rgba(255,255,255,.74)}
.side-dark h3{color:#fff}
.side-dark p{font-size:14px;line-height:1.8;margin-bottom:16px}
.side-facts{list-style:none;padding:0;margin:0 0 18px}
.side-facts li{display:flex;align-items:baseline;justify-content:space-between;gap:12px;font-size:14px;padding:9px 0;border-bottom:1px solid rgba(255,255,255,.1)}
.side-facts li:last-child{border-bottom:0}
.side-facts strong{color:#C9F24D;font-weight:700;font-variant-numeric:tabular-nums}

/* ---------- 风险深色区 ---------- */
.dark-band{
  position:relative;overflow:hidden;
  background:var(--c-dark);color:rgba(255,255,255,.76);
  border-radius:32px;padding:80px 0;margin:0 20px;
}
@media (min-width:1300px){.dark-band{max-width:1240px;margin:0 auto}}
@media (max-width:991.98px){.dark-band{border-radius:24px;padding:56px 0}}
@media (max-width:575.98px){.dark-band{border-radius:20px;padding:44px 0;margin:0 12px}}
.dark-band .wave-deco{right:-60px;top:-30px;bottom:auto;opacity:.22}
.dark-band h2{color:#fff;font-size:28px;font-weight:700;margin-bottom:12px}
.dark-band .band-lead{font-size:16px;color:rgba(255,255,255,.68);max-width:680px;margin-bottom:40px}
@media (max-width:991.98px){.dark-band h2{font-size:24px}}
@media (max-width:575.98px){.dark-band h2{font-size:21px}}
.risk-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:24px}
@media (max-width:991.98px){.risk-grid{grid-template-columns:1fr 1fr}}
@media (max-width:575.98px){.risk-grid{grid-template-columns:1fr;gap:16px}}
.risk-card{
  background:rgba(255,255,255,.06);border:1px solid rgba(255,255,255,.14);
  border-radius:var(--r-lg);padding:26px;
  transition:transform .3s var(--ease),background .3s var(--ease),border-color .3s var(--ease);
}
.risk-card:hover{transform:translateY(-4px);background:rgba(255,255,255,.1);border-color:rgba(55,214,164,.5)}
.risk-tag{
  display:inline-flex;align-items:center;height:26px;padding:0 12px;border-radius:999px;
  background:rgba(201,242,77,.18);color:#DDF78F;font-size:12px;font-weight:600;margin-bottom:14px;
}
.risk-card h3{color:#fff;font-size:18px;font-weight:600;margin-bottom:10px}
.risk-card p{font-size:15px;line-height:1.85;color:rgba(255,255,255,.7);margin:0}
.band-sep{height:2px;border-radius:2px;background:var(--grad-brand);opacity:.7}

/* ---------- 表格 ---------- */
.table-wrap{
  overflow-x:auto;background:#fff;border:1px solid var(--c-line);
  border-radius:var(--r-lg);box-shadow:var(--sh-2);
}
.table-brand{width:100%;border-collapse:collapse;min-width:660px;font-size:15px}
.table-brand caption{caption-side:top;text-align:left;padding:22px 24px 6px;font-size:16px;font-weight:700;color:var(--c-ink)}
.table-brand th{
  background:var(--c-primary-soft);color:var(--c-primary-d);
  font-weight:600;font-size:14px;text-align:left;
  padding:14px 22px;white-space:nowrap;
}
.table-brand td{padding:15px 22px;border-top:1px solid var(--c-line);vertical-align:top;line-height:1.75}
.table-brand tbody tr:nth-child(even){background:#FAFCFB}
.table-brand tbody tr:hover{background:#F3FAF7}
.table-note{font-size:13px;color:var(--c-muted);margin-top:12px}

/* ---------- FAQ ---------- */
.faq-group-title{font-size:20px;font-weight:700;margin:0 0 16px}
.faq-group + .faq-group{margin-top:32px}
.faq-item{
  background:#fff;border:1px solid var(--c-line);border-radius:16px;
  box-shadow:var(--sh-1);margin-bottom:12px;overflow:hidden;
  transition:border-color .22s var(--ease),box-shadow .22s var(--ease);
}
.faq-item:hover{border-color:#CDE7DF;box-shadow:var(--sh-2)}
.faq-item summary{
  list-style:none;cursor:pointer;
  padding:18px 22px;font-size:17px;font-weight:600;color:var(--c-ink);
  display:flex;align-items:center;justify-content:space-between;gap:16px;
}
.faq-item summary::-webkit-details-marker{display:none}
.faq-item summary::after{
  content:"+";flex:0 0 auto;color:var(--c-primary);font-size:22px;font-weight:600;line-height:1;
  transition:transform .22s var(--ease);
}
.faq-item[open]{border-color:#C7EADC}
.faq-item[open] summary{color:var(--c-primary-d)}
.faq-item[open] summary::after{content:"−";transform:rotate(180deg)}
.faq-body{padding:0 22px 20px;font-size:15px;line-height:1.85;color:var(--c-body)}
.faq-body p{margin:0}
@media (max-width:575.98px){
  .faq-item summary{font-size:16px;padding:16px 18px}
  .faq-body{padding:0 18px 18px}
}

/* ---------- 相关分类 / 卡片 ---------- */
.rel-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:24px}
@media (max-width:991.98px){.rel-grid{grid-template-columns:1fr 1fr}}
@media (max-width:575.98px){.rel-grid{grid-template-columns:1fr}}
.rel-card{
  display:block;background:#fff;border:1px solid var(--c-line);border-radius:var(--r-lg);
  overflow:hidden;box-shadow:var(--sh-2);color:inherit;
  transition:transform .3s var(--ease),box-shadow .3s var(--ease),border-color .3s var(--ease);
}
.rel-card:hover{transform:translateY(-3px);box-shadow:var(--sh-3);border-color:#CDE7DF;color:inherit}
.rel-thumb{overflow:hidden}
.rel-thumb img{width:100%;aspect-ratio:16/10;object-fit:cover;transition:transform .35s var(--ease)}
.rel-card:hover .rel-thumb img{transform:scale(1.03)}
.rel-body{padding:22px}
.rel-body h3{font-size:18px;font-weight:600;margin-bottom:10px}
.rel-card:hover .rel-body h3{color:var(--c-primary-d)}
.rel-body p{font-size:15px;line-height:1.8;color:var(--c-body);margin-bottom:14px}
.rel-more{font-size:14px;font-weight:600;color:var(--c-primary-d)}

/* ---------- CTA ---------- */
.cta-band{
  position:relative;overflow:hidden;
  background:linear-gradient(120deg,#10B486 0%,#37D6A4 55%,#C9F24D 100%);
  border-radius:32px;padding:56px 0;margin:0 20px;
}
@media (min-width:1300px){.cta-band{max-width:1240px;margin:0 auto}}
@media (max-width:991.98px){.cta-band{border-radius:24px;padding:44px 0}}
@media (max-width:575.98px){.cta-band{border-radius:20px;padding:36px 0;margin:0 12px}}
.cta-inner{display:flex;align-items:center;justify-content:space-between;gap:32px;flex-wrap:wrap}
.cta-inner h2{font-size:26px;font-weight:800;color:#062B21;margin-bottom:8px}
.cta-inner p{font-size:16px;color:rgba(6,43,33,.78);max-width:560px}
.cta-actions{display:flex;flex-wrap:wrap;gap:14px}
@media (max-width:991.98px){.cta-inner h2{font-size:22px}}
@media (max-width:575.98px){
  .cta-actions{width:100%}
  .cta-actions .btn-white,.cta-actions .btn-ghost-light{width:100%;height:48px}
}

/* ---------- 页脚 ---------- */
.footer-main{
  background:var(--c-dark);color:rgba(255,255,255,.66);
  border-radius:32px 32px 0 0;margin-top:88px;padding:56px 0 0;
}
@media (max-width:991.98px){.footer-main{margin-top:64px;padding-top:44px;border-radius:24px 24px 0 0}}
.footer-grid{display:grid;grid-template-columns:1.4fr 1fr 1fr 1.2fr;gap:36px;padding-bottom:40px}
@media (max-width:991.98px){.footer-grid{grid-template-columns:1fr 1fr;gap:28px}}
@media (max-width:575.98px){.footer-grid{grid-template-columns:1fr;gap:24px}}
.footer-brand{display:flex;align-items:center;gap:10px;margin-bottom:14px}
.footer-brand .brand-mark{width:32px;height:32px;border-radius:10px;background:var(--grad-brand);color:#0C2B22;font-weight:800;display:flex;align-items:center;justify-content:center}
.footer-brand .brand-text{font-size:16px;font-weight:700;color:#fff}
.footer-desc{font-size:14px;line-height:1.8;color:rgba(255,255,255,.62);max-width:280px}
.footer-social{display:flex;gap:10px;margin-top:18px}
.footer-social span{
  width:34px;height:34px;border-radius:10px;background:rgba(255,255,255,.08);
  border:1px solid rgba(255,255,255,.14);color:rgba(255,255,255,.7);
  display:flex;align-items:center;justify-content:center;font-size:13px;
  transition:all .22s var(--ease);
}
.footer-social span:hover{background:rgba(55,214,164,.16);border-color:rgba(55,214,164,.4);color:#37D6A4}
.footer-col h4{font-size:15px;font-weight:700;color:#fff;margin-bottom:16px}
.footer-col a{display:block;font-size:14px;line-height:1.6;padding:6px 0;color:rgba(255,255,255,.66)}
.footer-col a:hover{color:#37D6A4}
.footer-contact p{font-size:14px;line-height:1.8;color:rgba(255,255,255,.62);margin-bottom:6px}
.footer-bottom{
  border-top:1px solid rgba(255,255,255,.1);
  padding:18px 0 26px;display:flex;flex-wrap:wrap;gap:10px;justify-content:space-between;
  font-size:13px;color:rgba(255,255,255,.5);
}
@media (max-width:575.98px){.footer-bottom{flex-direction:column;gap:6px}}

@media (prefers-reduced-motion:reduce){
  *,*::before,*::after{animation-duration:.001ms !important;transition-duration:.001ms !important}
  html{scroll-behavior:auto}
}