/* roulang page: index */
:root{
  --brand:#00A86B;
  --brand-2:#FFB347;
  --accent:#FF7A45;
  --violet:#7C3AED;
  --ink:#101418;
  --bg:#FAF7F2;
  --card:#FFFFFF;
  --line:#E9E2D8;
  --text:#1F2933;
  --muted:#5B6470;
  --r-xl:28px;
  --r-md:20px;
  --r-sm:16px;
  --sh:0 18px 50px rgba(16,20,24,.10);
  --sh-hover:0 24px 70px rgba(16,20,24,.16);
}
*{box-sizing:border-box;}
html{scroll-behavior:smooth;}
body{
  margin:0;
  background:var(--bg);
  color:var(--text);
  font-family:"PingFang SC","Microsoft YaHei","Noto Sans SC",-apple-system,BlinkMacSystemFont,"Segoe UI",sans-serif;
  font-size:16px;
  line-height:1.75;
  -webkit-font-smoothing:antialiased;
  padding-bottom:72px;
}
img{max-width:100%;display:block;}
a{color:inherit;text-decoration:none;transition:color .2s ease,opacity .2s ease;}
button,input,textarea,select{font:inherit;color:inherit;}
h1,h2,h3,h4{margin:0;line-height:1.3;font-weight:800;color:var(--ink);}
p{margin:0;}
ul{margin:0;padding:0;list-style:none;}

.container-x{width:100%;max-width:80rem;margin:0 auto;padding-left:20px;padding-right:20px;}
@media(min-width:768px){.container-x{padding-left:32px;padding-right:32px;}}

.grad-brand{background-image:linear-gradient(135deg,#00A86B 0%,#FF7A45 100%);}
.grad-text{background-image:linear-gradient(135deg,#00A86B 0%,#FF7A45 100%);-webkit-background-clip:text;background-clip:text;color:transparent;}
.blob{position:absolute;border-radius:999px;filter:blur(70px);opacity:.16;pointer-events:none;}

/* 导航 */
.site-header{
  position:sticky;top:0;z-index:60;
  background:rgba(250,247,242,.92);
  backdrop-filter:saturate(160%) blur(12px);
  border-bottom:1px solid var(--line);
}
.nav-link{
  position:relative;
  font-size:.95rem;
  font-weight:600;
  color:var(--muted);
  padding:8px 2px;
}
.nav-link::after{
  content:"";position:absolute;left:0;right:0;bottom:0;height:2px;
  background-image:linear-gradient(135deg,#00A86B,#FF7A45);
  transform:scaleX(0);transform-origin:left;transition:transform .25s ease;
  border-radius:999px;
}
.nav-link:hover{color:var(--brand);}
.nav-link:hover::after{transform:scaleX(1);}
.nav-link.is-active{color:var(--ink);}
.nav-link.is-active::after{transform:scaleX(1);}

/* 按钮 */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  border-radius:999px;font-weight:700;font-size:.95rem;
  padding:12px 24px;border:1px solid transparent;cursor:pointer;
  transition:transform .22s ease,box-shadow .22s ease,background-color .22s ease,filter .22s ease,color .22s ease;
  white-space:nowrap;
}
.btn-primary{color:#fff;box-shadow:0 12px 30px rgba(0,168,107,.28);}
.btn-primary:hover{transform:translateY(-2px);filter:brightness(1.06);box-shadow:0 18px 40px rgba(0,168,107,.34);}
.btn-ghost{background:#fff;border-color:var(--line);color:var(--ink);}
.btn-ghost:hover{transform:translateY(-2px);border-color:rgba(0,168,107,.55);color:var(--brand);box-shadow:var(--sh);}
.btn:focus-visible{outline:2px solid var(--violet);outline-offset:2px;}

/* 徽章 */
.pill{
  display:inline-flex;align-items:center;gap:6px;
  border-radius:999px;padding:5px 12px;font-size:.78rem;font-weight:700;
  background:#fff;border:1px solid var(--line);color:var(--muted);
}
.pill-brand{background:rgba(0,168,107,.10);border-color:rgba(0,168,107,.30);color:#00794D;}
.pill-hot{background:rgba(255,122,69,.12);border-color:rgba(255,122,69,.32);color:#C4491B;}
.pill-violet{background:rgba(124,58,237,.10);border-color:rgba(124,58,237,.30);color:#5B21B6;}

/* 卡片 */
.card{
  background:var(--card);
  border:1px solid var(--line);
  border-radius:var(--r-xl);
  box-shadow:var(--sh);
  transition:transform .28s ease,box-shadow .28s ease,border-color .28s ease;
}
.card:hover{transform:translateY(-4px);box-shadow:var(--sh-hover);border-color:rgba(0,168,107,.35);}
.card-media{overflow:hidden;border-radius:var(--r-md);}
.card-media img{transition:transform .5s ease;}
.card:hover .card-media img{transform:scale(1.03);}

/* 数据徽章条 */
.stat-chip{
  display:flex;align-items:center;gap:14px;
  background:#fff;border-radius:999px;padding:14px 22px;
  border:1px solid rgba(0,168,107,.35);
  box-shadow:0 10px 30px rgba(16,20,24,.06);
  position:relative;overflow:hidden;
}
.stat-chip::before{
  content:"";position:absolute;inset:0;border-radius:999px;padding:1px;
  background-image:linear-gradient(135deg,#00A86B,#FFB347);
  -webkit-mask:linear-gradient(#000 0 0) content-box,linear-gradient(#000 0 0);
  -webkit-mask-composite:xor;mask-composite:exclude;opacity:.7;pointer-events:none;
}
.stat-num{font-size:1.6rem;font-weight:900;color:var(--ink);letter-spacing:-.5px;}
.stat-label{font-size:.8rem;color:var(--muted);}

/* 横滑 */
.hscroll{
  display:flex;gap:20px;overflow-x:auto;scroll-snap-type:x mandatory;
  padding:6px 4px 22px;scrollbar-width:thin;
}
.hscroll::-webkit-scrollbar{height:8px;}
.hscroll::-webkit-scrollbar-track{background:rgba(233,226,216,.5);border-radius:999px;}
.hscroll::-webkit-scrollbar-thumb{background:linear-gradient(135deg,#00A86B,#FF7A45);border-radius:999px;}
.snap-card{scroll-snap-align:start;flex:0 0 auto;width:272px;}
@media(min-width:768px){.snap-card{width:300px;}}

.clip-2{display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;}
.clip-3{display:-webkit-box;-webkit-line-clamp:3;-webkit-box-orient:vertical;overflow:hidden;}

/* 清单 */
.check-list li{
  display:flex;gap:16px;align-items:flex-start;
  padding:18px 4px;border-bottom:1px dashed var(--line);
}
.check-list li:last-child{border-bottom:none;}
.check-num{
  flex:0 0 auto;width:38px;height:38px;border-radius:12px;
  display:flex;align-items:center;justify-content:center;
  font-weight:900;color:#fff;font-size:.95rem;
  background-image:linear-gradient(135deg,#00A86B,#FFB347);
  box-shadow:0 10px 22px rgba(0,168,107,.25);
}

/* 评论气泡 */
.bubble{
  flex:0 0 auto;width:290px;background:#fff;border:1px solid var(--line);
  border-radius:20px;padding:20px;position:relative;
  transition:transform .25s ease,box-shadow .25s ease;
}
.bubble:hover{transform:translateY(-4px);box-shadow:var(--sh);}
.bubble::before{
  content:"\201C";position:absolute;top:6px;right:16px;
  font-size:3rem;line-height:1;color:rgba(0,168,107,.15);font-family:Georgia,serif;
}
.avatar{
  width:42px;height:42px;border-radius:999px;flex:0 0 auto;
  display:flex;align-items:center;justify-content:center;
  font-weight:800;color:#fff;font-size:.95rem;
  background-image:linear-gradient(135deg,#00A86B,#FF7A45);
}

/* 流程 */
.step-line{position:relative;}
.step-line::before{
  content:"";position:absolute;left:19px;top:12px;bottom:12px;width:2px;
  background-image:linear-gradient(180deg,#00A86B,#FFB347);
  opacity:.4;
}
@media(min-width:768px){.step-line::before{display:none;}}
.step-dot{
  width:40px;height:40px;border-radius:999px;flex:0 0 auto;
  display:flex;align-items:center;justify-content:center;
  font-weight:900;color:#fff;background-image:linear-gradient(135deg,#00A86B,#FF7A45);
  box-shadow:0 10px 24px rgba(0,168,107,.28);
}

/* FAQ */
.faq-item{
  border:1px solid var(--line);border-radius:20px;background:#fff;
  overflow:hidden;transition:border-color .25s ease,box-shadow .25s ease;
}
.faq-item:hover{border-color:rgba(0,168,107,.5);}
.faq-item[open]{border-color:rgba(0,168,107,.55);box-shadow:var(--sh);}
.faq-item summary{
  list-style:none;cursor:pointer;padding:18px 22px;
  display:flex;align-items:center;justify-content:space-between;gap:16px;
  font-weight:700;color:var(--ink);font-size:1.02rem;
}
.faq-item summary::-webkit-details-marker{display:none;}
.faq-icon{transition:transform .3s ease;color:var(--brand);flex:0 0 auto;}
.faq-item[open] .faq-icon{transform:rotate(45deg);}
.faq-body{padding:0 22px 20px;color:var(--muted);font-size:.95rem;line-height:1.85;}

/* 表单 */
.field{
  width:100%;border:1px solid var(--line);border-radius:14px;
  padding:12px 14px;background:#fff;transition:border-color .2s ease,box-shadow .2s ease;
}
.field:focus{outline:none;border-color:var(--brand);box-shadow:0 0 0 3px rgba(0,168,107,.16);}

/* 页脚 */
.site-footer{background:var(--ink);color:#C6CBd3;margin-top:0;}
.site-footer a{color:#C6CBD3;}
.site-footer a:hover{color:#7FE3B8;}

/* 移动抽屉 */
#mobileNav{transition:max-height .3s ease;}
.mobile-link{
  display:flex;align-items:center;justify-content:space-between;
  padding:14px 4px;border-bottom:1px solid rgba(233,226,216,.6);
  font-weight:600;color:var(--ink);
}
.mobile-link:last-child{border-bottom:none;}

/* 底部吸底 CTA */
.sticky-cta{
  position:fixed;left:0;right:0;bottom:0;z-index:70;
  padding:10px 16px;background:rgba(250,247,242,.95);
  border-top:1px solid var(--line);
  backdrop-filter:saturate(160%) blur(10px);
}
@media(min-width:1024px){
  body{padding-bottom:0;}
  .sticky-cta{display:none;}
}

@media(max-width:520px){
  .btn{padding:11px 18px;font-size:.9rem;}
  .stat-num{font-size:1.35rem;}
  h1{font-size:clamp(1.9rem,7vw,2.4rem) !important;}
}

/* roulang page: article */
:root{
  --c-primary:#00A86B;
  --c-primary-dark:#00814F;
  --c-accent:#FF7A45;
  --c-tertiary:#7C3AED;
  --c-ink:#101418;
  --c-bg:#FAF7F2;
  --c-card:#FFFFFF;
  --c-border:#E9E2D8;
  --c-text:#1F2933;
  --c-muted:#5B6470;
  --r-lg:28px;
  --r-md:20px;
  --r-sm:16px;
  --shadow-1:0 18px 50px rgba(16,20,24,.10);
  --shadow-2:0 24px 70px rgba(16,20,24,.16);
  --grad:linear-gradient(135deg,#00A86B 0%,#FF7A45 100%);
}

*,*::before,*::after{box-sizing:border-box;}
html{scroll-behavior:smooth;-webkit-text-size-adjust:100%;}
body{
  margin:0;
  background:var(--c-bg);
  color:var(--c-text);
  font-family:"PingFang SC","Microsoft YaHei","Noto Sans SC",system-ui,-apple-system,"Segoe UI",sans-serif;
  font-size:16px;
  line-height:1.75;
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;height:auto;display:block;}
a{color:inherit;text-decoration:none;}
button{font:inherit;color:inherit;background:none;border:0;cursor:pointer;}
h1,h2,h3,h4,h5,p,ul,ol,figure,blockquote{margin:0;}
ul,ol{padding:0;list-style:none;}

.container-x{width:100%;max-width:1200px;margin:0 auto;padding-left:20px;padding-right:20px;}
@media (min-width:640px){.container-x{padding-left:26px;padding-right:26px;}}
@media (min-width:1024px){.container-x{padding-left:32px;padding-right:32px;}}

.grad-brand{background-image:var(--grad);}

/* ---------- 头部导航 ---------- */
.site-header{
  position:sticky;top:0;z-index:80;
  background:rgba(250,247,242,.94);
  -webkit-backdrop-filter:blur(14px);
  backdrop-filter:blur(14px);
  border-bottom:1px solid var(--c-border);
}
.header-inner{display:flex;align-items:center;justify-content:space-between;height:74px;}
.logo-mark{
  width:38px;height:38px;border-radius:13px;display:flex;align-items:center;justify-content:center;
  color:#fff;font-weight:900;font-size:16px;letter-spacing:.02em;
  box-shadow:0 10px 26px rgba(0,168,107,.30);
}
.logo-text{font-size:19px;font-weight:800;letter-spacing:-.01em;color:var(--c-ink);}

.nav-link{
  position:relative;font-size:15px;font-weight:600;color:#3A424C;
  padding:6px 2px;transition:color .2s ease;
}
.nav-link::after{
  content:"";position:absolute;left:0;right:0;bottom:-4px;height:2px;border-radius:2px;
  background-image:var(--grad);transform:scaleX(0);transform-origin:left;transition:transform .25s ease;
}
.nav-link:hover{color:var(--c-primary);}
.nav-link:hover::after{transform:scaleX(1);}
.nav-link.is-active{color:var(--c-primary);}
.nav-link.is-active::after{transform:scaleX(1);}

.btn-primary{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  padding:11px 22px;border-radius:999px;color:#fff;font-size:15px;font-weight:700;
  background-image:var(--grad);
  box-shadow:0 12px 26px rgba(0,168,107,.26);
  transition:transform .22s ease,box-shadow .22s ease,filter .22s ease;
}
.btn-primary:hover{transform:translateY(-2px);filter:brightness(1.05);box-shadow:0 18px 34px rgba(0,168,107,.34);}
.btn-primary:focus-visible{outline:2px solid var(--c-tertiary);outline-offset:3px;}

.btn-ghost{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  padding:10px 20px;border-radius:999px;font-size:15px;font-weight:700;
  color:var(--c-primary-dark);background:#fff;border:1.5px solid rgba(0,168,107,.45);
  transition:background .22s ease,transform .22s ease,border-color .22s ease,color .22s ease;
}
.btn-ghost:hover{background:rgba(0,168,107,.08);border-color:var(--c-primary);transform:translateY(-2px);}
.btn-ghost:focus-visible{outline:2px solid var(--c-tertiary);outline-offset:3px;}

.menu-toggle{
  width:42px;height:42px;border-radius:14px;display:inline-flex;align-items:center;justify-content:center;
  border:1px solid var(--c-border);background:#fff;color:var(--c-ink);font-size:16px;
  transition:border-color .2s ease,color .2s ease;
}
.menu-toggle:hover{border-color:var(--c-primary);color:var(--c-primary);}

.mobile-menu{display:none;background:#fff;border-top:1px solid var(--c-border);box-shadow:var(--shadow-1);}
.mobile-menu.is-open{display:block;}
.mobile-menu .m-link{
  display:block;padding:13px 4px;font-size:15px;font-weight:600;color:#3A424C;
  border-bottom:1px dashed var(--c-border);
}
.mobile-menu .m-link:hover{color:var(--c-primary);}
@media (min-width:1024px){.mobile-menu{display:none !important;}}

/* ---------- 徽章 ---------- */
.badge{
  display:inline-flex;align-items:center;gap:6px;padding:5px 13px;border-radius:999px;
  font-size:12.5px;font-weight:700;line-height:1.5;white-space:nowrap;
}
.badge-soft{background:rgba(0,168,107,.10);color:var(--c-primary-dark);}
.badge-plain{background:#fff;border:1px solid var(--c-border);color:var(--c-muted);font-weight:600;}
.badge-accent{background:rgba(255,122,69,.13);color:#C4531C;}

/* ---------- 文章头部 ---------- */
.article-hero{
  padding:36px 0 10px;
  background-image:
    radial-gradient(720px 260px at 10% -12%, rgba(0,168,107,.13), transparent 70%),
    radial-gradient(620px 240px at 92% -6%, rgba(255,122,69,.13), transparent 70%);
}
.breadcrumb{display:flex;flex-wrap:wrap;align-items:center;gap:8px;font-size:13px;color:var(--c-muted);}
.breadcrumb a{color:var(--c-muted);transition:color .2s ease;}
.breadcrumb a:hover{color:var(--c-primary);}
.breadcrumb .sep{color:#C6BFB4;}
.breadcrumb .crumb-cat{color:#3A424C;font-weight:600;}
.breadcrumb .crumb-current{
  color:var(--c-primary);font-weight:600;display:inline-block;max-width:100%;
  overflow:hidden;text-overflow:ellipsis;white-space:nowrap;vertical-align:bottom;
}
.article-title{
  margin-top:18px;font-size:clamp(1.85rem,4.2vw,2.85rem);line-height:1.26;font-weight:800;
  letter-spacing:-.02em;color:var(--c-ink);max-width:26ch;
}
.article-lead{
  margin-top:18px;font-size:1.0625rem;line-height:1.9;color:#4A535E;max-width:66ch;
}

/* ---------- 正文卡片 ---------- */
.article-shell{
  background:#fff;border:1px solid var(--c-border);border-radius:var(--r-lg);
  box-shadow:var(--shadow-1);padding:26px 20px;
}
@media (min-width:768px){.article-shell{padding:44px 46px;}}
@media (min-width:1280px){.article-shell{padding:52px 58px;}}

.article-body{font-size:16.5px;line-height:1.9;color:#28313A;word-wrap:break-word;}
.article-body > * + *{margin-top:1em;}
.article-body h2{
  font-size:clamp(1.32rem,2.4vw,1.7rem);line-height:1.45;font-weight:800;color:var(--c-ink);
  margin-top:2em;padding-left:14px;border-left:4px solid var(--c-primary);border-radius:2px;
}
.article-body h3{font-size:1.18rem;line-height:1.5;font-weight:700;color:var(--c-ink);margin-top:1.6em;}
.article-body h4{font-size:1.05rem;font-weight:700;color:#3A424C;margin-top:1.4em;}
.article-body p{margin-top:1em;}
.article-body strong{font-weight:700;color:var(--c-ink);}
.article-body ul,.article-body ol{margin-top:1em;}
.article-body ul li{position:relative;padding-left:22px;margin-top:.6em;}
.article-body ul li::before{
  content:"";position:absolute;left:4px;top:.68em;width:8px;height:8px;border-radius:50%;
  background-image:var(--grad);
}
.article-body ol{counter-reset:num;}
.article-body ol li{position:relative;padding-left:30px;margin-top:.7em;counter-increment:num;}
.article-body ol li::before{
  content:counter(num);position:absolute;left:0;top:.25em;width:20px;height:20px;border-radius:50%;
  display:flex;align-items:center;justify-content:center;font-size:11px;font-weight:800;color:#fff;
  background-image:var(--grad);
}
.article-body blockquote{
  margin-top:1.4em;padding:16px 22px;border-left:4px solid var(--c-primary);
  background:#FBF9F5;border-radius:0 var(--r-sm) var(--r-sm) 0;color:#3A424C;
}
.article-body img{border-radius:var(--r-md);margin-top:1.5em;box-shadow:var(--shadow-1);}
.article-body figure{margin-top:1.5em;}
.article-body figcaption{margin-top:10px;font-size:13px;color:var(--c-muted);text-align:center;}
.article-body a{color:var(--c-primary-dark);border-bottom:1px solid rgba(0,168,107,.45);}
.article-body a:hover{color:var(--c-primary);border-bottom-color:var(--c-primary);}
.article-body hr{margin:2em 0;border:0;border-top:1px dashed var(--c-border);}
.article-body table{width:100%;border-collapse:collapse;margin-top:1.4em;font-size:15px;}
.article-body th,.article-body td{border:1px solid var(--c-border);padding:10px 14px;text-align:left;}
.article-body th{background:#FBF9F5;font-weight:700;color:var(--c-ink);}
.article-body code{
  background:#F5F1EA;padding:2px 6px;border-radius:6px;font-size:14px;
  font-family:ui-monospace,SFMono-Regular,Menlo,monospace;
}

.article-empty{text-align:center;padding:44px 8px;}
.article-empty i{font-size:36px;color:#C6BFB4;}
.article-empty h2{margin-top:16px;font-size:1.35rem;font-weight:800;color:var(--c-ink);}
.article-empty p{margin-top:10px;font-size:15px;color:var(--c-muted);max-width:44ch;margin-left:auto;margin-right:auto;}
.article-empty .btn-primary{margin-top:24px;}

.tag-row{
  margin-top:30px;padding-top:22px;border-top:1px dashed var(--c-border);
  display:flex;flex-wrap:wrap;align-items:center;gap:10px;
}
.tag{
  display:inline-flex;padding:6px 14px;border-radius:999px;font-size:13px;font-weight:600;
  background:#F5F1EA;border:1px solid var(--c-border);color:#4A535E;transition:all .2s ease;
}
.tag:hover{background:rgba(0,168,107,.10);border-color:rgba(0,168,107,.35);color:var(--c-primary-dark);}

/* ---------- 侧栏 ---------- */
.side-card{
  background:#fff;border:1px solid var(--c-border);border-radius:var(--r-md);
  padding:22px;box-shadow:var(--shadow-1);
}
.side-card-dark{background:var(--c-ink);border-color:#1E252D;box-shadow:0 18px 50px rgba(16,20,24,.30);}
.side-title{font-size:1rem;font-weight:800;color:var(--c-ink);}
.side-list{margin-top:14px;display:flex;flex-direction:column;gap:12px;}
.side-list li{display:flex;gap:10px;font-size:14px;line-height:1.7;color:var(--c-muted);}
.side-list li i{color:var(--c-primary);font-size:12px;margin-top:6px;flex:0 0 auto;}

/* ---------- 相关推荐 ---------- */
.section-head{display:flex;align-items:flex-end;justify-content:space-between;gap:16px;flex-wrap:wrap;}
.section-title{font-size:clamp(1.4rem,2.6vw,1.9rem);font-weight:800;color:var(--c-ink);letter-spacing:-.01em;}
.section-sub{margin-top:8px;font-size:15px;color:var(--c-muted);max-width:56ch;}

.rel-card{
  display:flex;flex-direction:column;background:#fff;border:1px solid var(--c-border);
  border-radius:var(--r-md);overflow:hidden;box-shadow:var(--shadow-1);
  transition:transform .28s ease,box-shadow .28s ease,border-color .28s ease;
}
.rel-card:hover{transform:translateY(-6px);box-shadow:var(--shadow-2);border-color:rgba(0,168,107,.35);}
.rel-thumb{position:relative;aspect-ratio:16/10;overflow:hidden;background:#F5F1EA;}
.rel-thumb img{width:100%;height:100%;object-fit:cover;transition:transform .5s ease;}
.rel-card:hover .rel-thumb img{transform:scale(1.05);}
.rel-body{padding:18px 20px 22px;display:flex;flex-direction:column;gap:10px;flex:1;}
.rel-title{font-size:1.02rem;font-weight:700;line-height:1.55;color:var(--c-ink);}
.rel-meta{display:flex;align-items:center;gap:12px;font-size:12.5px;color:var(--c-muted);margin-top:auto;}

/* ---------- CTA 条 ---------- */
.cta-band{
  background-image:var(--grad);border-radius:var(--r-lg);padding:34px 24px;color:#fff;
  display:flex;flex-direction:column;gap:22px;box-shadow:0 24px 70px rgba(16,20,24,.18);
  position:relative;overflow:hidden;
}
.cta-band::after{
  content:"";position:absolute;right:-60px;top:-60px;width:220px;height:220px;border-radius:50%;
  background:rgba(255,255,255,.14);
}
.cta-band h2{font-size:clamp(1.4rem,2.6vw,2rem);font-weight:800;line-height:1.35;color:#fff;position:relative;}
.cta-band p{margin-top:10px;font-size:15px;line-height:1.85;color:rgba(255,255,255,.92);max-width:56ch;position:relative;}
.btn-invert{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;position:relative;
  padding:13px 28px;border-radius:999px;background:#fff;color:var(--c-primary-dark);
  font-size:15px;font-weight:800;box-shadow:0 14px 30px rgba(16,20,24,.18);
  transition:transform .22s ease,box-shadow .22s ease;
}
.btn-invert:hover{transform:translateY(-2px);box-shadow:0 20px 40px rgba(16,20,24,.24);}
@media (min-width:768px){
  .cta-band{flex-direction:row;align-items:center;justify-content:space-between;padding:44px 48px;}
}

/* ---------- 页脚 ---------- */
.site-footer{background:var(--c-ink);color:#fff;}
.site-footer h4{color:#fff;font-size:1rem;font-weight:700;}
.site-footer a{color:#9AA3AD;transition:color .2s ease;}
.site-footer a:hover{color:#fff;}
.footer-bottom{
  margin-top:44px;padding-top:22px;border-top:1px solid rgba(255,255,255,.10);
  display:flex;flex-wrap:wrap;gap:10px;justify-content:space-between;
  font-size:13px;color:#7C858F;
}

/* ---------- 响应式 ---------- */
@media (max-width:1023px){
  .article-hero{padding-top:26px;}
}
@media (max-width:767px){
  .article-title{max-width:none;}
  .article-lead{font-size:1rem;}
  .article-shell{border-radius:var(--r-md);}
  .btn-primary,.btn-ghost{width:100%;}
  .header-inner .btn-primary{width:auto;}
}

/* roulang page: category1 */
:root{
    --c-primary:#00A86B;
    --c-secondary:#FF7A45;
    --c-accent:#7C3AED;
    --c-ink:#101418;
    --c-paper:#FAF7F2;
    --c-card:#FFFFFF;
    --c-line:#E9E2D8;
    --c-text:#1F2933;
    --c-muted:#5B6470;
    --r-lg:28px;
    --r-md:20px;
    --r-sm:16px;
    --r-xs:14px;
    --sh-base:0 18px 50px rgba(16,20,24,.10);
    --sh-hover:0 24px 70px rgba(16,20,24,.16);
    --grad-brand:linear-gradient(135deg,#00A86B 0%,#FF7A45 100%);
    --grad-soft:linear-gradient(135deg,#00A86B 0%,#FFB347 100%);
  }

  *{box-sizing:border-box;}
  html{scroll-behavior:smooth;}
  body{
    margin:0;
    background:var(--c-paper);
    color:var(--c-text);
    font-family:"PingFang SC","Microsoft YaHei","Noto Sans SC",-apple-system,BlinkMacSystemFont,"Segoe UI",sans-serif;
    font-size:16px;
    line-height:1.75;
    -webkit-font-smoothing:antialiased;
  }
  img{max-width:100%;display:block;}
  a{color:inherit;text-decoration:none;transition:color .25s ease;}
  button,input,select,textarea{font:inherit;color:inherit;}
  h1,h2,h3,h4{margin:0;line-height:1.25;font-weight:800;letter-spacing:-.01em;}
  p{margin:0;}
  ul{margin:0;padding:0;list-style:none;}

  .container-x{width:100%;max-width:1200px;margin:0 auto;padding-left:20px;padding-right:20px;}

  .grad-brand{background-image:var(--grad-brand);}
  .grad-text{background-image:var(--grad-brand);-webkit-background-clip:text;background-clip:text;color:transparent;}

  /* ---------- header / nav ---------- */
  .site-header{
    position:sticky;top:0;z-index:60;
    background:rgba(250,247,242,.92);
    backdrop-filter:blur(12px);
    border-bottom:1px solid var(--c-line);
  }
  .header-inner{display:flex;align-items:center;justify-content:space-between;gap:18px;height:76px;}
  .logo-mark{
    width:38px;height:38px;border-radius:14px;display:flex;align-items:center;justify-content:center;
    color:#fff;font-weight:900;font-size:15px;box-shadow:0 10px 24px rgba(0,168,107,.28);
  }
  .logo-text{font-size:19px;font-weight:800;color:var(--c-ink);letter-spacing:-.02em;}
  .nav-link{
    position:relative;font-size:15px;font-weight:600;color:var(--c-muted);padding:6px 0;
  }
  .nav-link::after{
    content:"";position:absolute;left:50%;bottom:-2px;width:0;height:2px;border-radius:2px;
    background-image:var(--grad-brand);transform:translateX(-50%);transition:width .28s ease;
  }
  .nav-link:hover{color:var(--c-ink);}
  .nav-link:hover::after{width:100%;}
  .nav-link.is-active{color:var(--c-ink);font-weight:700;}
  .nav-link.is-active::after{width:100%;}

  .btn-primary{
    display:inline-flex;align-items:center;justify-content:center;gap:8px;
    padding:13px 26px;border-radius:999px;border:0;cursor:pointer;
    background-image:var(--grad-brand);color:#fff;font-weight:700;font-size:15px;
    box-shadow:0 14px 34px rgba(0,168,107,.28);
    transition:transform .25s ease,box-shadow .25s ease,filter .25s ease;
  }
  .btn-primary:hover{transform:translateY(-2px);filter:brightness(1.06);box-shadow:0 20px 44px rgba(0,168,107,.34);}
  .btn-primary:focus-visible{outline:2px solid var(--c-accent);outline-offset:3px;}

  .btn-ghost{
    display:inline-flex;align-items:center;justify-content:center;gap:8px;
    padding:12px 24px;border-radius:999px;cursor:pointer;
    background:#fff;border:1.5px solid rgba(0,168,107,.45);color:var(--c-primary);font-weight:700;font-size:15px;
    transition:background .25s ease,transform .25s ease,border-color .25s ease;
  }
  .btn-ghost:hover{background:rgba(0,168,107,.08);transform:translateY(-2px);border-color:var(--c-primary);}
  .btn-ghost:focus-visible{outline:2px solid var(--c-accent);outline-offset:3px;}

  .btn-sm{
    display:inline-flex;align-items:center;gap:6px;padding:8px 16px;border-radius:999px;
    background:rgba(0,168,107,.10);color:var(--c-primary);font-size:13px;font-weight:700;border:0;cursor:pointer;
    transition:background .25s ease,transform .25s ease;
  }
  .btn-sm:hover{background:rgba(0,168,107,.18);transform:translateY(-1px);}

  .nav-cta{
    display:inline-flex;align-items:center;gap:8px;padding:11px 22px;border-radius:999px;
    background-image:var(--grad-brand);color:#fff;font-weight:700;font-size:14px;white-space:nowrap;
    box-shadow:0 12px 30px rgba(255,122,69,.30);
    transition:transform .25s ease,filter .25s ease;
  }
  .nav-cta:hover{transform:translateY(-2px);filter:brightness(1.06);}

  .burger{
    width:44px;height:44px;border-radius:14px;display:inline-flex;align-items:center;justify-content:center;
    background:#fff;border:1px solid var(--c-line);color:var(--c-ink);cursor:pointer;
  }
  .drawer{
    display:none;border-top:1px solid var(--c-line);background:#fff;
  }
  .drawer.open{display:block;}
  .drawer a{display:block;padding:14px 4px;font-weight:600;color:var(--c-muted);border-bottom:1px dashed var(--c-line);}
  .drawer a:last-child{border-bottom:0;}
  .drawer a:hover{color:var(--c-primary);}

  /* ---------- hero ---------- */
  .hero-wrap{
    position:relative;overflow:hidden;
    padding:56px 0 64px;
  }
  .hero-bg{
    position:absolute;inset:0;
    background-image:url('/assets/images/backpic/back-1.png');
    background-size:cover;background-position:center;
    opacity:.16;
  }
  .hero-glow{
    position:absolute;width:420px;height:420px;border-radius:50%;
    background:radial-gradient(circle,rgba(124,58,237,.22),transparent 68%);
    top:-140px;right:-90px;pointer-events:none;
  }
  .hero-grid{position:relative;display:grid;grid-template-columns:1fr;gap:40px;align-items:center;}
  .hero-title{font-size:clamp(2.2rem,5vw,3.5rem);font-weight:900;line-height:1.14;color:var(--c-ink);}
  .hero-sub{margin-top:18px;font-size:1.0625rem;color:var(--c-muted);line-height:1.9;max-width:560px;}

  .phone-card{
    position:relative;border-radius:var(--r-lg);overflow:hidden;
    aspect-ratio:3/4;max-width:420px;margin:0 auto;width:100%;
    box-shadow:var(--sh-hover);border:1px solid rgba(255,255,255,.6);
  }
  .phone-card img{width:100%;height:100%;object-fit:cover;}
  .phone-overlay{
    position:absolute;inset:0;
    background:linear-gradient(180deg,rgba(16,20,24,.05) 0%,rgba(16,20,24,.62) 100%);
  }
  .phone-play{
    position:absolute;top:50%;left:50%;transform:translate(-50%,-50%);
    width:66px;height:66px;border-radius:50%;display:flex;align-items:center;justify-content:center;
    background:rgba(255,255,255,.88);color:var(--c-primary);font-size:22px;
    box-shadow:0 12px 30px rgba(0,0,0,.22);
  }
  .float-badge{
    position:absolute;padding:10px 16px;border-radius:999px;background:rgba(255,255,255,.94);
    font-size:13px;font-weight:700;color:var(--c-ink);box-shadow:0 12px 30px rgba(16,20,24,.16);
    display:flex;align-items:center;gap:7px;
  }

  .crumb{font-size:13px;color:var(--c-muted);margin-bottom:16px;}
  .crumb a:hover{color:var(--c-primary);}
  .crumb .current{color:var(--c-primary);font-weight:700;}

  /* ---------- badges ---------- */
  .stat-row{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:14px;}
  .stat-pill{
    background:#fff;border:1px solid var(--c-line);border-radius:999px;
    padding:14px 20px;display:flex;align-items:center;gap:12px;
    box-shadow:var(--sh-base);transition:transform .25s ease,box-shadow .25s ease;
  }
  .stat-pill:hover{transform:translateY(-3px);box-shadow:var(--sh-hover);}
  .stat-num{font-size:1.35rem;font-weight:900;color:var(--c-ink);line-height:1;}
  .stat-label{font-size:12.5px;color:var(--c-muted);}
  .stat-dot{width:9px;height:9px;border-radius:50%;background-image:var(--grad-brand);flex:0 0 auto;}

  /* ---------- section ---------- */
  .section{padding:72px 0;}
  .section-head{max-width:720px;margin-bottom:36px;}
  .eyebrow{
    display:inline-flex;align-items:center;gap:8px;padding:6px 14px;border-radius:999px;
    background:rgba(0,168,107,.10);color:var(--c-primary);font-size:13px;font-weight:700;margin-bottom:14px;
  }
  .h2{font-size:clamp(1.6rem,3vw,2.3rem);color:var(--c-ink);}
  .section-desc{margin-top:14px;color:var(--c-muted);line-height:1.9;}

  /* ---------- scroll rail ---------- */
  .rail{
    display:flex;gap:20px;overflow-x:auto;padding:6px 4px 22px;
    scroll-snap-type:x mandatory;-webkit-overflow-scrolling:touch;
  }
  .rail::-webkit-scrollbar{height:8px;}
  .rail::-webkit-scrollbar-thumb{background:var(--c-line);border-radius:999px;}
  .rail::-webkit-scrollbar-track{background:transparent;}

  .clip-card{
    flex:0 0 auto;width:270px;scroll-snap-align:start;
    background:var(--c-card);border:1px solid var(--c-line);border-radius:var(--r-md);
    overflow:hidden;box-shadow:var(--sh-base);
    transition:transform .3s ease,box-shadow .3s ease;
  }
  .clip-card:hover{transform:translateY(-6px);box-shadow:var(--sh-hover);}
  .clip-media{position:relative;aspect-ratio:3/4;overflow:hidden;}
  .clip-media img{width:100%;height:100%;object-fit:cover;transition:transform .5s ease;}
  .clip-card:hover .clip-media img{transform:scale(1.05);}
  .chip{
    display:inline-flex;align-items:center;gap:5px;padding:4px 11px;border-radius:999px;
    font-size:11.5px;font-weight:700;background:rgba(16,20,24,.72);color:#fff;backdrop-filter:blur(4px);
  }
  .chip-hot{background-image:var(--grad-brand);}
  .clip-body{padding:16px 16px 18px;}
  .clip-title{font-size:15px;font-weight:800;color:var(--c-ink);line-height:1.5;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;}
  .tag{
    display:inline-block;padding:3px 10px;border-radius:999px;font-size:11.5px;font-weight:600;
    background:rgba(255,122,69,.12);color:#C2410C;margin:0 6px 6px 0;
  }
  .tag-green{background:rgba(0,168,107,.12);color:#047857;}
  .tag-violet{background:rgba(124,58,237,.12);color:#5B21B6;}

  /* ---------- list ---------- */
  .pick-list{display:grid;grid-template-columns:1fr;gap:0;background:#fff;border:1px solid var(--c-line);border-radius:var(--r-lg);overflow:hidden;box-shadow:var(--sh-base);}
  .pick-item{display:flex;gap:18px;padding:22px 24px;border-bottom:1px solid var(--c-line);transition:background .25s ease;}
  .pick-item:last-child{border-bottom:0;}
  .pick-item:hover{background:rgba(0,168,107,.045);}
  .pick-num{
    flex:0 0 auto;width:38px;height:38px;border-radius:12px;display:flex;align-items:center;justify-content:center;
    font-weight:900;font-size:15px;color:#fff;background-image:var(--grad-brand);box-shadow:0 10px 22px rgba(0,168,107,.22);
  }
  .pick-title{font-size:16px;font-weight:800;color:var(--c-ink);}
  .pick-text{margin-top:6px;font-size:14px;color:var(--c-muted);line-height:1.8;}

  /* ---------- steps ---------- */
  .step-grid{display:grid;grid-template-columns:1fr;gap:18px;}
  .step-card{
    background:#fff;border:1px solid var(--c-line);border-radius:var(--r-md);padding:26px 24px;
    box-shadow:var(--sh-base);position:relative;transition:transform .3s ease,box-shadow .3s ease;
  }
  .step-card:hover{transform:translateY(-5px);box-shadow:var(--sh-hover);}
  .step-index{font-size:12px;font-weight:800;letter-spacing:.14em;color:var(--c-accent);}

  /* ---------- bubbles ---------- */
  .bubble{
    flex:0 0 auto;width:300px;scroll-snap-align:start;
    background:#fff;border:1px solid var(--c-line);border-radius:var(--r-md);padding:20px 22px;
    box-shadow:var(--sh-base);position:relative;transition:transform .3s ease,box-shadow .3s ease;
  }
  .bubble:hover{transform:translateY(-4px);box-shadow:var(--sh-hover);}
  .bubble::before{
    content:"\201C";position:absolute;top:6px;right:18px;font-size:46px;line-height:1;
    color:rgba(0,168,107,.16);font-family:Georgia,serif;
  }
  .avatar{
    width:38px;height:38px;border-radius:50%;display:flex;align-items:center;justify-content:center;
    font-weight:800;font-size:14px;color:#fff;background-image:var(--grad-soft);flex:0 0 auto;
  }
  .stars{color:#F59E0B;font-size:12px;letter-spacing:1px;}

  /* ---------- faq ---------- */
  .faq-item{
    background:#fff;border:1px solid var(--c-line);border-radius:var(--r-md);margin-bottom:14px;
    overflow:hidden;transition:border-color .25s ease,box-shadow .25s ease;
  }
  .faq-item:hover{border-color:rgba(0,168,107,.5);box-shadow:var(--sh-base);}
  .faq-item summary{
    list-style:none;cursor:pointer;padding:20px 24px;display:flex;align-items:center;justify-content:space-between;gap:16px;
    font-size:16px;font-weight:800;color:var(--c-ink);
  }
  .faq-item summary::-webkit-details-marker{display:none;}
  .faq-item summary i{color:var(--c-primary);transition:transform .3s ease;flex:0 0 auto;}
  .faq-item[open] summary i{transform:rotate(180deg);}
  .faq-body{padding:0 24px 22px;color:var(--c-muted);font-size:14.5px;line-height:1.9;}

  /* ---------- cta ---------- */
  .cta-band{
    border-radius:var(--r-lg);padding:44px 32px;background-image:var(--grad-brand);color:#fff;
    box-shadow:0 26px 60px rgba(0,168,107,.28);
    display:flex;flex-direction:column;gap:24px;align-items:flex-start;justify-content:space-between;
  }
  .cta-band h2{font-size:clamp(1.5rem,3vw,2.1rem);color:#fff;}
  .btn-white{
    display:inline-flex;align-items:center;gap:8px;padding:14px 28px;border-radius:999px;
    background:#fff;color:#0F766E;font-weight:800;font-size:15px;border:0;cursor:pointer;
    transition:transform .25s ease,box-shadow .25s ease;
  }
  .btn-white:hover{transform:translateY(-2px);box-shadow:0 16px 36px rgba(0,0,0,.18);}
  .btn-outline-white{
    display:inline-flex;align-items:center;gap:8px;padding:13px 26px;border-radius:999px;
    background:transparent;color:#fff;font-weight:700;font-size:15px;
    border:1.5px solid rgba(255,255,255,.7);cursor:pointer;transition:background .25s ease,transform .25s ease;
  }
  .btn-outline-white:hover{background:rgba(255,255,255,.16);transform:translateY(-2px);}

  /* ---------- footer ---------- */
  .site-footer{background:var(--c-ink);color:#fff;}
  .site-footer h4{font-size:16px;font-weight:800;color:#fff;}
  .site-footer a{color:#9AA3AD;}
  .site-footer a:hover{color:#fff;}
  .footer-bottom{
    margin-top:44px;padding-top:24px;border-top:1px solid rgba(255,255,255,.12);
    display:flex;flex-direction:column;gap:12px;font-size:13px;color:#8A939D;
  }

  @media (min-width:640px){
    .stat-row{grid-template-columns:repeat(4,minmax(0,1fr));}
    .cta-band{flex-direction:row;align-items:center;padding:48px 48px;}
  }
  @media (min-width:768px){
    .pick-list{grid-template-columns:1fr 1fr;}
    .pick-item:nth-child(odd){border-right:1px solid var(--c-line);}
    .step-grid{grid-template-columns:repeat(3,minmax(0,1fr));}
    .footer-bottom{flex-direction:row;justify-content:space-between;align-items:center;}
  }
  @media (min-width:1024px){
    .hero-grid{grid-template-columns:1.1fr .9fr;gap:56px;}
    .section{padding:88px 0;}
    .hero-wrap{padding:72px 0 84px;}
  }
  @media (max-width:767px){
    .header-inner{height:68px;}
    .rail{padding-bottom:16px;}
    .btn-primary,.btn-ghost{width:100%;}
  }

/* roulang page: category2 */
:root{
    --brand:#00A86B;
    --brand-2:#FF7A45;
    --brand-3:#FFB347;
    --accent:#7C3AED;
    --ink:#101418;
    --bg:#FAF7F2;
    --card:#FFFFFF;
    --line:#E9E2D8;
    --text:#1F2933;
    --muted:#5B6470;
    --r-lg:28px;
    --r-md:20px;
    --r-sm:16px;
    --shadow:0 18px 50px rgba(16,20,24,.10);
    --shadow-hover:0 24px 70px rgba(16,20,24,.16);
    --ease:cubic-bezier(.22,.61,.36,1);
  }

  *,*::before,*::after{box-sizing:border-box;}
  html{-webkit-text-size-adjust:100%;scroll-behavior:smooth;}
  body{
    margin:0;
    background:var(--bg);
    color:var(--text);
    font-family:"PingFang SC","Microsoft YaHei","Noto Sans SC","Hiragino Sans GB",sans-serif;
    font-size:16px;
    line-height:1.75;
    -webkit-font-smoothing:antialiased;
  }
  a{color:inherit;text-decoration:none;transition:color .25s var(--ease),background-color .25s var(--ease),border-color .25s var(--ease);}
  img{max-width:100%;display:block;height:auto;}
  button,input,textarea,select{font:inherit;color:inherit;}
  h1,h2,h3,h4{margin:0;line-height:1.25;font-weight:800;letter-spacing:-.01em;}
  p{margin:0;}
  ul{margin:0;padding:0;list-style:none;}
  :focus-visible{outline:2px solid var(--accent);outline-offset:3px;border-radius:6px;}

  .container-x{width:100%;max-width:80rem;margin:0 auto;padding:0 1.25rem;}
  @media (min-width:768px){.container-x{padding:0 2rem;}}
  @media (min-width:1024px){.container-x{padding:0 2.5rem;}}

  .grad-brand{background-image:linear-gradient(135deg,#00A86B 0%,#FF7A45 100%);}
  .grad-brand-soft{background-image:linear-gradient(135deg,rgba(0,168,107,.10) 0%,rgba(255,122,69,.10) 100%);}
  .grad-text{background-image:linear-gradient(135deg,#00A86B 0%,#FF7A45 100%);-webkit-background-clip:text;background-clip:text;color:transparent;}

  /* ---------- 导航 ---------- */
  .site-header{
    position:sticky;top:0;z-index:60;
    background:rgba(250,247,242,.92);
    backdrop-filter:saturate(180%) blur(14px);
    border-bottom:1px solid var(--line);
  }
  .site-header.scrolled{box-shadow:0 10px 34px rgba(16,20,24,.10);}
  .nav-link{
    position:relative;
    font-size:.95rem;font-weight:600;color:var(--muted);
    padding:.4rem 0;
  }
  .nav-link::after{
    content:"";position:absolute;left:0;right:0;bottom:-4px;height:2px;border-radius:2px;
    background-image:linear-gradient(135deg,#00A86B 0%,#FF7A45 100%);
    transform:scaleX(0);transform-origin:left;transition:transform .3s var(--ease);
  }
  .nav-link:hover{color:var(--brand);}
  .nav-link:hover::after{transform:scaleX(1);}
  .nav-link.is-active{color:var(--brand);}
  .nav-link.is-active::after{transform:scaleX(1);}

  .btn-primary{
    display:inline-flex;align-items:center;justify-content:center;gap:.5rem;
    padding:.75rem 1.5rem;border-radius:999px;border:0;cursor:pointer;
    font-size:.95rem;font-weight:700;color:#fff;
    background-image:linear-gradient(135deg,#00A86B 0%,#FF7A45 100%);
    box-shadow:0 12px 28px rgba(0,168,107,.28);
    transition:transform .25s var(--ease),box-shadow .25s var(--ease),filter .25s var(--ease);
  }
  .btn-primary:hover{transform:translateY(-2px);filter:brightness(1.05);box-shadow:0 18px 38px rgba(16,20,24,.20);}
  .btn-primary:active{transform:translateY(0);}

  .btn-outline{
    display:inline-flex;align-items:center;justify-content:center;gap:.5rem;
    padding:.75rem 1.5rem;border-radius:999px;cursor:pointer;
    font-size:.95rem;font-weight:700;color:var(--brand);
    background:#fff;border:1.5px solid rgba(0,168,107,.45);
    transition:transform .25s var(--ease),background-color .25s var(--ease),border-color .25s var(--ease);
  }
  .btn-outline:hover{background:rgba(0,168,107,.08);border-color:var(--brand);transform:translateY(-2px);}

  .btn-ghost{
    display:inline-flex;align-items:center;justify-content:center;gap:.45rem;
    padding:.55rem 1.05rem;border-radius:999px;cursor:pointer;
    font-size:.85rem;font-weight:700;color:var(--brand);
    background:rgba(0,168,107,.10);border:1px solid rgba(0,168,107,.20);
    transition:background-color .25s var(--ease),transform .25s var(--ease);
  }
  .btn-ghost:hover{background:rgba(0,168,107,.18);transform:translateY(-2px);}

  /* ---------- 卡片 ---------- */
  .card-soft{
    background:var(--card);
    border:1px solid var(--line);
    border-radius:var(--r-lg);
    box-shadow:var(--shadow);
    transition:transform .3s var(--ease),box-shadow .3s var(--ease),border-color .3s var(--ease);
  }
  .card-soft:hover{transform:translateY(-4px);box-shadow:var(--shadow-hover);border-color:rgba(0,168,107,.35);}

  .badge-pill{
    display:inline-flex;align-items:center;gap:.35rem;
    padding:.35rem .8rem;border-radius:999px;
    font-size:.75rem;font-weight:700;
    background:rgba(0,168,107,.10);color:var(--brand);
    border:1px solid rgba(0,168,107,.20);
    white-space:nowrap;
  }
  .badge-pill.orange{background:rgba(255,122,69,.12);color:#D95F27;border-color:rgba(255,122,69,.24);}
  .badge-pill.purple{background:rgba(124,58,237,.10);color:#6D28D9;border-color:rgba(124,58,237,.20);}

  .stat-badge{
    display:flex;flex-direction:column;gap:.15rem;
    padding:1.1rem 1.35rem;border-radius:999px;
    background:#fff;border:1.5px solid transparent;
    background-image:linear-gradient(#fff,#fff),linear-gradient(135deg,#00A86B 0%,#FF7A45 100%);
    background-origin:border-box;background-clip:padding-box,border-box;
    box-shadow:0 12px 30px rgba(16,20,24,.08);
    min-width:150px;
  }
  .stat-badge strong{font-size:1.5rem;font-weight:900;color:var(--ink);line-height:1.1;}
  .stat-badge span{font-size:.78rem;color:var(--muted);font-weight:600;}

  .review-bubble{
    min-width:280px;max-width:320px;
    padding:1.35rem 1.4rem;border-radius:var(--r-md);
    background:#fff;border:1px solid var(--line);
    box-shadow:0 14px 36px rgba(16,20,24,.08);
    transition:transform .3s var(--ease),box-shadow .3s var(--ease);
    scroll-snap-align:start;
  }
  .review-bubble:hover{transform:translateY(-4px);box-shadow:var(--shadow-hover);}

  .case-media{position:relative;overflow:hidden;border-radius:var(--r-md);}
  .case-media img{width:100%;height:100%;object-fit:cover;transition:transform .5s var(--ease);}
  .card-soft:hover .case-media img{transform:scale(1.04);}

  .scroll-x{
    overflow-x:auto;scroll-snap-type:x mandatory;
    padding-bottom:.75rem;
    -ms-overflow-style:none;scrollbar-width:none;
  }
  .scroll-x::-webkit-scrollbar{display:none;}

  .faq-item{
    background:#fff;border:1px solid var(--line);border-radius:var(--r-md);
    overflow:hidden;transition:border-color .3s var(--ease),box-shadow .3s var(--ease);
  }
  .faq-item:hover{border-color:rgba(0,168,107,.45);box-shadow:0 14px 34px rgba(16,20,24,.08);}
  .faq-item[open]{border-color:rgba(0,168,107,.55);box-shadow:0 18px 44px rgba(16,20,24,.10);}
  .faq-item summary{
    list-style:none;cursor:pointer;
    display:flex;align-items:center;justify-content:space-between;gap:1rem;
    padding:1.15rem 1.35rem;
  }
  .faq-item summary::-webkit-details-marker{display:none;}
  .faq-item summary h3{font-size:1.02rem;font-weight:700;color:var(--ink);}
  .faq-item .faq-icon{
    flex:0 0 auto;width:30px;height:30px;border-radius:999px;
    display:flex;align-items:center;justify-content:center;
    background:rgba(0,168,107,.10);color:var(--brand);font-size:.8rem;
    transition:transform .3s var(--ease),background-color .3s var(--ease);
  }
  .faq-item[open] .faq-icon{transform:rotate(180deg);background:rgba(255,122,69,.16);color:#D95F27;}
  .faq-body{padding:0 1.35rem 1.3rem;color:var(--muted);font-size:.94rem;line-height:1.9;}

  .field{
    width:100%;padding:.8rem 1rem;border-radius:14px;
    background:#fff;border:1.5px solid var(--line);
    font-size:.94rem;
    transition:border-color .25s var(--ease),box-shadow .25s var(--ease);
  }
  .field:focus{outline:none;border-color:var(--brand);box-shadow:0 0 0 4px rgba(0,168,107,.14);}
  .field::placeholder{color:#9AA3AD;}

  .site-footer{background:var(--ink);}
  .site-footer a{color:#9AA3AD;font-size:.9rem;transition:color .25s var(--ease),padding-left .25s var(--ease);}
  .site-footer a:hover{color:#fff;padding-left:4px;}

  .deco-blob{
    position:absolute;border-radius:999px;filter:blur(60px);opacity:.30;pointer-events:none;
  }
  .hero-card-shadow{box-shadow:0 30px 80px rgba(16,20,24,.18);}

  .mobile-drawer{
    max-height:0;overflow:hidden;
    transition:max-height .4s var(--ease);
    border-top:0 solid var(--line);
  }
  .mobile-drawer.open{max-height:420px;border-top:1px solid var(--line);}

  .reveal{opacity:0;transform:translateY(18px);transition:opacity .7s var(--ease),transform .7s var(--ease);}
  .reveal.in{opacity:1;transform:none;}

  @media (max-width:767px){
    .stat-badge{min-width:132px;padding:.85rem 1rem;}
    .stat-badge strong{font-size:1.2rem;}
    .review-bubble{min-width:250px;}
  }
  @media (prefers-reduced-motion:reduce){
    *{transition:none !important;animation:none !important;}
    .reveal{opacity:1;transform:none;}
  }

/* roulang page: category3 */
:root{
  --brand:#00A86B;
  --brand-2:#FFB347;
  --accent:#FF7A45;
  --violet:#7C3AED;
  --ink:#101418;
  --paper:#FAF7F2;
  --card:#FFFFFF;
  --line:#E9E2D8;
  --text:#1F2933;
  --muted:#5B6470;
  --r-lg:28px;
  --r-md:20px;
  --r-sm:16px;
  --shadow:0 18px 50px rgba(16,20,24,.10);
  --shadow-hover:0 24px 70px rgba(16,20,24,.16);
}
*,*::before,*::after{box-sizing:border-box;}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth;}
body{
  margin:0;
  font-family:"PingFang SC","Microsoft YaHei","Noto Sans SC",sans-serif;
  background:var(--paper);
  color:var(--text);
  font-size:1rem;
  line-height:1.75;
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block;}
a{color:inherit;text-decoration:none;}
button,input,select,textarea{font:inherit;color:inherit;}
h1,h2,h3,h4{margin:0;font-weight:800;line-height:1.28;letter-spacing:-.01em;}
p{margin:0;}
ul{margin:0;padding:0;list-style:none;}
.container-x{width:100%;max-width:80rem;margin:0 auto;padding-left:1rem;padding-right:1rem;}
@media (min-width:640px){.container-x{padding-left:1.5rem;padding-right:1.5rem;}}
@media (min-width:1024px){.container-x{padding-left:2rem;padding-right:2rem;}}

.grad-brand{background-image:linear-gradient(135deg,#00A86B 0%,#FF7A45 100%);}
.grad-soft{background-image:linear-gradient(135deg,rgba(0,168,107,.10) 0%,rgba(255,122,69,.10) 100%);}
.text-grad{background-image:linear-gradient(135deg,#00A86B 0%,#FF7A45 100%);-webkit-background-clip:text;background-clip:text;color:transparent;}

/* ============ 顶部导航 ============ */
.site-header{
  position:sticky;top:0;z-index:60;
  background:rgba(250,247,242,.92);
  backdrop-filter:blur(12px);
  border-bottom:1px solid var(--line);
}
.header-inner{display:flex;align-items:center;justify-content:space-between;gap:1rem;height:72px;}
.logo-mark{
  width:40px;height:40px;border-radius:14px;
  display:flex;align-items:center;justify-content:center;
  color:#fff;font-weight:900;font-size:15px;letter-spacing:.5px;
  box-shadow:0 10px 24px rgba(0,168,107,.28);
}
.logo-text{font-size:1.15rem;font-weight:900;letter-spacing:-.02em;}
.nav-link{
  position:relative;
  font-size:15px;font-weight:600;color:var(--text);
  padding:6px 2px;
  transition:color .22s ease;
}
.nav-link::after{
  content:"";position:absolute;left:0;right:0;bottom:-2px;height:2px;
  border-radius:2px;background-image:linear-gradient(135deg,#00A86B,#FF7A45);
  transform:scaleX(0);transform-origin:left;transition:transform .25s ease;
}
.nav-link:hover{color:var(--brand);}
.nav-link:hover::after{transform:scaleX(1);}
.nav-link.is-active{color:var(--brand);}
.nav-link.is-active::after{transform:scaleX(1);}
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:.5rem;
  border-radius:999px;font-weight:700;line-height:1;
  transition:transform .22s ease,box-shadow .22s ease,background-color .22s ease,color .22s ease,border-color .22s ease;
  border:1px solid transparent;cursor:pointer;white-space:nowrap;
}
.btn-primary{
  background-image:linear-gradient(135deg,#00A86B 0%,#FF7A45 100%);
  color:#fff;padding:.85rem 1.5rem;font-size:.95rem;
  box-shadow:0 14px 30px rgba(0,168,107,.28);
}
.btn-primary:hover{transform:translateY(-2px);box-shadow:0 20px 40px rgba(0,168,107,.34);filter:brightness(1.05);}
.btn-outline{
  background:#fff;color:var(--brand);border-color:rgba(0,168,107,.45);
  padding:.85rem 1.5rem;font-size:.95rem;
}
.btn-outline:hover{background:rgba(0,168,107,.08);transform:translateY(-2px);}
.btn-ghost{
  background:rgba(255,255,255,.14);color:#fff;border-color:rgba(255,255,255,.35);
  padding:.85rem 1.5rem;font-size:.95rem;
}
.btn-ghost:hover{background:rgba(255,255,255,.24);transform:translateY(-2px);}
.btn:focus-visible,.nav-link:focus-visible,a:focus-visible,summary:focus-visible,
input:focus-visible,select:focus-visible,textarea:focus-visible{
  outline:2px solid var(--violet);outline-offset:2px;
}
.icon-btn{
  width:42px;height:42px;border-radius:14px;border:1px solid var(--line);
  background:#fff;display:flex;align-items:center;justify-content:center;
  color:var(--text);transition:border-color .2s ease,color .2s ease,transform .2s ease;
}
.icon-btn:hover{border-color:var(--brand);color:var(--brand);transform:translateY(-1px);}
.mobile-drawer{
  display:none;border-top:1px solid var(--line);background:rgba(250,247,242,.98);
  padding:1rem 0 1.25rem;
}
.mobile-drawer.open{display:block;}
.mobile-drawer a.m-link{
  display:flex;align-items:center;justify-content:space-between;
  padding:.85rem 1rem;border-radius:14px;font-weight:600;
  transition:background-color .2s ease,color .2s ease;
}
.mobile-drawer a.m-link:hover,.mobile-drawer a.m-link.is-active{background:rgba(0,168,107,.10);color:var(--brand);}

/* ============ Hero ============ */
.hero-shell{position:relative;overflow:hidden;}
.hero-bg{
  position:absolute;inset:0;
  background-image:url('/assets/images/backpic/back-2.webp');
  background-size:cover;background-position:center;
  opacity:.16;
}
.hero-glow{
  position:absolute;width:420px;height:420px;border-radius:50%;
  filter:blur(90px);opacity:.28;pointer-events:none;
}
.glow-a{background:#00A86B;top:-120px;right:-80px;}
.glow-b{background:#FF7A45;bottom:-160px;left:-100px;opacity:.20;}
.breadcrumb{display:flex;flex-wrap:wrap;align-items:center;gap:.45rem;font-size:.85rem;color:var(--muted);}
.breadcrumb a{color:var(--muted);transition:color .2s ease;}
.breadcrumb a:hover{color:var(--brand);}
.breadcrumb .current{color:var(--brand);font-weight:700;}
.hero-quote{
  border-radius:var(--r-lg);overflow:hidden;position:relative;
  box-shadow:var(--shadow);border:1px solid var(--line);background:#fff;
}
.hero-quote img{width:100%;height:100%;object-fit:cover;transition:transform .5s ease;}
.hero-quote:hover img{transform:scale(1.03);}

/* ============ 通用卡片 ============ */
.card{
  background:var(--card);border:1px solid var(--line);border-radius:var(--r-lg);
  box-shadow:var(--shadow);transition:transform .28s ease,box-shadow .28s ease,border-color .28s ease;
}
.card:hover{transform:translateY(-4px);box-shadow:var(--shadow-hover);border-color:rgba(0,168,107,.35);}
.badge-pill{
  display:inline-flex;align-items:center;gap:.45rem;
  border-radius:999px;padding:.45rem 1rem;font-size:.82rem;font-weight:700;
  background:#fff;border:1px solid var(--line);color:var(--muted);
}
.badge-grad{
  border:1px solid transparent;
  background-image:linear-gradient(#fff,#fff),linear-gradient(135deg,#00A86B,#FF7A45);
  background-origin:border-box;background-clip:padding-box,border-box;
  color:var(--brand);
}
.stat-chip{
  border-radius:999px;background:#fff;border:1px solid transparent;
  background-image:linear-gradient(#fff,#fff),linear-gradient(135deg,rgba(0,168,107,.55),rgba(255,122,69,.55));
  background-origin:border-box;background-clip:padding-box,border-box;
  padding:.85rem 1.25rem;display:flex;flex-direction:column;gap:.15rem;
  box-shadow:0 10px 28px rgba(16,20,24,.06);
  transition:transform .25s ease;
}
.stat-chip:hover{transform:translateY(-3px);}
.stat-num{font-size:1.45rem;font-weight:900;line-height:1.1;}
.stat-label{font-size:.78rem;color:var(--muted);font-weight:600;}

/* ============ 步骤条 ============ */
.step-item{
  display:flex;gap:1rem;padding:1.25rem;
  border-radius:var(--r-md);background:#fff;border:1px solid var(--line);
  transition:transform .25s ease,box-shadow .25s ease,border-color .25s ease;
}
.step-item:hover{transform:translateY(-3px);box-shadow:var(--shadow);border-color:rgba(0,168,107,.4);}
.step-num{
  flex:0 0 auto;width:44px;height:44px;border-radius:14px;
  display:flex;align-items:center;justify-content:center;
  font-weight:900;color:#fff;font-size:1rem;
  background-image:linear-gradient(135deg,#00A86B 0%,#FF7A45 100%);
  box-shadow:0 10px 24px rgba(0,168,107,.24);
}

/* ============ FAQ ============ */
.faq-item{
  background:#fff;border:1px solid var(--line);border-radius:20px;
  overflow:hidden;transition:border-color .25s ease,box-shadow .25s ease;
}
.faq-item:hover{border-color:rgba(0,168,107,.45);box-shadow:0 12px 30px rgba(16,20,24,.07);}
.faq-item summary{
  list-style:none;cursor:pointer;
  display:flex;align-items:flex-start;justify-content:space-between;gap:1rem;
  padding:1.1rem 1.25rem;font-weight:800;font-size:1.02rem;line-height:1.5;
}
.faq-item summary::-webkit-details-marker{display:none;}
.faq-icon{
  flex:0 0 auto;width:28px;height:28px;border-radius:50%;
  display:flex;align-items:center;justify-content:center;
  background:rgba(0,168,107,.10);color:var(--brand);
  transition:transform .3s ease,background-color .3s ease;
}
.faq-item[open] .faq-icon{transform:rotate(135deg);background:rgba(255,122,69,.14);color:var(--accent);}
.faq-answer{padding:0 1.25rem 1.25rem;color:var(--muted);font-size:.95rem;line-height:1.9;}

/* ============ 表单 ============ */
.form-field{display:flex;flex-direction:column;gap:.45rem;}
.form-label{font-size:.86rem;font-weight:700;color:var(--text);}
.form-input,.form-select,.form-textarea{
  width:100%;border-radius:14px;border:1px solid var(--line);
  background:#fff;padding:.8rem 1rem;font-size:.95rem;
  transition:border-color .2s ease,box-shadow .2s ease;
}
.form-input:focus,.form-select:focus,.form-textarea:focus{
  border-color:var(--brand);box-shadow:0 0 0 4px rgba(0,168,107,.14);outline:none;
}
.form-input.is-error,.form-textarea.is-error,.form-select.is-error{
  border-color:#DC2626;box-shadow:0 0 0 4px rgba(220,38,38,.12);
}
.field-msg{font-size:.78rem;color:#DC2626;min-height:1rem;}
.form-note{font-size:.78rem;color:var(--muted);}
.form-alert{
  display:none;border-radius:14px;padding:.85rem 1rem;font-size:.9rem;font-weight:600;
}
.form-alert.ok{display:block;background:rgba(0,168,107,.10);color:#047857;border:1px solid rgba(0,168,107,.35);}
.form-alert.bad{display:block;background:rgba(220,38,38,.08);color:#B91C1C;border:1px solid rgba(220,38,38,.30);}

/* ============ 横滑片段卡 ============ */
.scroll-x{
  display:flex;gap:1.25rem;overflow-x:auto;padding-bottom:1rem;
  scroll-snap-type:x mandatory;-webkit-overflow-scrolling:touch;
}
.scroll-x::-webkit-scrollbar{height:6px;}
.scroll-x::-webkit-scrollbar-thumb{background:rgba(0,168,107,.35);border-radius:999px;}
.clip-card{
  flex:0 0 auto;width:280px;scroll-snap-align:start;
  background:#fff;border:1px solid var(--line);border-radius:24px;overflow:hidden;
  box-shadow:var(--shadow);transition:transform .28s ease,box-shadow .28s ease;
}
.clip-card:hover{transform:translateY(-5px);box-shadow:var(--shadow-hover);}
.clip-media{position:relative;aspect-ratio:3/4;overflow:hidden;}
.clip-media img{width:100%;height:100%;object-fit:cover;transition:transform .5s ease;}
.clip-card:hover .clip-media img{transform:scale(1.05);}
.clip-tag{
  position:absolute;top:.7rem;border-radius:999px;padding:.28rem .7rem;
  font-size:.72rem;font-weight:800;color:#fff;backdrop-filter:blur(4px);
}
.tag-time{left:.7rem;background:rgba(16,20,24,.62);}
.tag-hot{right:.7rem;background-image:linear-gradient(135deg,#00A86B,#FF7A45);}

/* ============ 数据/评论 ============ */
.bubble{
  flex:0 0 auto;width:280px;scroll-snap-align:start;
  background:#fff;border:1px solid var(--line);border-radius:20px;padding:1.1rem;
  transition:transform .25s ease,box-shadow .25s ease;
}
.bubble:hover{transform:translateY(-3px);box-shadow:var(--shadow);}
.avatar{
  width:38px;height:38px;border-radius:50%;display:flex;align-items:center;justify-content:center;
  color:#fff;font-weight:800;font-size:.85rem;
}
.stars{color:#F59E0B;font-size:.78rem;letter-spacing:1px;}

/* ============ CTA ============ */
.cta-band{
  border-radius:var(--r-lg);position:relative;overflow:hidden;
  background-image:linear-gradient(135deg,#00A86B 0%,#FF7A45 100%);
  box-shadow:0 26px 60px rgba(0,168,107,.28);
}
.cta-band::after{
  content:"";position:absolute;width:320px;height:320px;border-radius:50%;
  background:rgba(255,255,255,.16);right:-90px;top:-120px;filter:blur(10px);
}
.cta-band::before{
  content:"";position:absolute;width:200px;height:200px;border-radius:50%;
  background:rgba(255,255,255,.10);left:-70px;bottom:-110px;
}

/* ============ 页脚 ============ */
.site-footer{background:var(--ink);color:#fff;}
.site-footer a{color:#C7CDD4;transition:color .2s ease;}
.site-footer a:hover{color:#fff;}

@media (max-width:1023px){
  .header-inner{height:64px;}
}
@media (max-width:767px){
  .clip-card{width:240px;}
  .bubble{width:250px;}
  .stat-chip{flex:1 1 calc(50% - .6rem);}
}