/* roulang page: index */
:root{
  --brand-600:#0E9F6E;
  --brand-700:#0A8A5F;
  --brand-800:#0A5C42;
  --brand-50:#E8F6F0;
  --accent-500:#FF6A2B;
  --accent-50:#FFF0E8;
  --highlight-400:#FFD166;
  --bg:#F6F7F3;
  --surface:#FFFFFF;
  --surface-2:#EEF1EA;
  --ink-900:#0D1412;
  --ink-700:#1C2422;
  --ink-600:#39443F;
  --ink-500:#5B6763;
  --line:#E3E7E0;
  --r-card:16px;
  --r-img:14px;
  --r-pill:999px;
  --shadow-sm:0 1px 2px rgba(13,20,18,.06);
  --shadow-md:0 8px 24px -12px rgba(13,20,18,.18);
  --font:'PingFang SC','Hiragino Sans GB','Microsoft YaHei',system-ui,-apple-system,'Segoe UI',sans-serif;
  --gap-section:84px;
}
*,*::before,*::after{box-sizing:border-box;}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth;}
body{
  margin:0;
  font-family:var(--font);
  font-size:16.5px;
  line-height:1.8;
  color:var(--ink-600);
  background:var(--bg);
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block;object-fit:cover;}
a{color:inherit;text-decoration:none;}
button,input{font-family:inherit;font-size:inherit;}
h1,h2,h3,h4,p,ul,ol,figure{margin:0;}
ul,ol{padding-left:1.4em;}
h1{font-size:clamp(26px,4vw,40px);line-height:1.28;font-weight:700;color:var(--ink-700);letter-spacing:.2px;}
h2{font-size:clamp(22px,2.6vw,28px);line-height:1.35;font-weight:700;color:var(--ink-700);}
h3{font-size:19px;line-height:1.5;font-weight:600;color:var(--ink-700);}
p{margin-bottom:18px;line-height:1.85;}
p:last-child{margin-bottom:0;}
:focus-visible{outline:2px solid var(--brand-600);outline-offset:2px;border-radius:6px;}

.container{max-width:1200px;margin:0 auto;padding:0 20px;width:100%;}
.section{padding:var(--gap-section) 0;}
.section--tight{padding:56px 0;}
.section--alt{background:var(--surface-2);}
.section-head{display:flex;align-items:flex-end;justify-content:space-between;gap:24px;margin-bottom:32px;flex-wrap:wrap;}
.section-head p{max-width:640px;color:var(--ink-500);font-size:14.5px;margin-top:10px;line-height:1.7;}
.eyebrow{display:inline-flex;align-items:center;gap:8px;font-size:13px;color:var(--brand-700);background:var(--brand-50);border-radius:var(--r-pill);padding:4px 12px;font-weight:600;letter-spacing:.4px;}
.eyebrow::before{content:"";width:6px;height:6px;border-radius:50%;background:var(--brand-600);}

/* ---------- 按钮 ---------- */
.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;border-radius:var(--r-pill);
  padding:11px 24px;font-size:15px;font-weight:600;line-height:1;cursor:pointer;border:1px solid transparent;
  transition:background-color .18s ease,color .18s ease,transform .18s ease,box-shadow .18s ease,border-color .18s ease;}
.btn-primary{background:var(--brand-600);color:#fff;box-shadow:var(--shadow-sm);}
.btn-primary:hover{background:var(--brand-700);transform:translateY(-2px);box-shadow:var(--shadow-md);}
.btn-primary:active{transform:translateY(0);}
.btn-ghost{background:#fff;color:var(--ink-700);border-color:var(--line);}
.btn-ghost:hover{border-color:var(--brand-600);color:var(--brand-700);transform:translateY(-2px);}
.btn-light{background:rgba(255,255,255,.12);color:#fff;border-color:rgba(255,255,255,.35);}
.btn-light:hover{background:rgba(255,255,255,.2);transform:translateY(-2px);}
.btn-sm{padding:9px 18px;font-size:14px;}
.btn[disabled],.btn.is-disabled{opacity:.4;pointer-events:none;}
.link-more{color:var(--brand-700);font-weight:600;font-size:14.5px;text-decoration:underline;text-underline-offset:3px;text-decoration-thickness:1px;}
.link-more:hover{color:var(--brand-600);}

/* ---------- 徽章 ---------- */
.badge{display:inline-flex;align-items:center;gap:5px;border-radius:var(--r-pill);padding:4px 10px;font-size:12.5px;font-weight:600;line-height:1.4;}
.badge-brand{background:var(--brand-50);color:var(--brand-700);}
.badge-accent{background:var(--accent-50);color:var(--accent-500);}
.badge-dark{background:rgba(13,20,18,.72);color:#fff;}
.badge-line{background:#fff;color:var(--ink-600);border:1px solid var(--line);}
.stars{color:var(--highlight-400);letter-spacing:2px;font-size:13px;}

/* ---------- 顶栏 ---------- */
.site-header{position:sticky;top:0;z-index:60;background:#fff;border-bottom:1px solid var(--line);box-shadow:var(--shadow-sm);transition:box-shadow .2s ease;}
.site-header.is-scrolled{box-shadow:var(--shadow-md);}
.header-inner{display:flex;align-items:center;gap:28px;height:64px;}
.brand{display:flex;align-items:center;gap:9px;font-weight:700;font-size:17px;letter-spacing:.5px;color:var(--ink-700);white-space:nowrap;}
.brand svg{flex:none;}
.brand em{font-style:normal;color:var(--brand-600);}
.main-nav{display:flex;align-items:center;gap:28px;margin-left:8px;}
.nav-link{position:relative;font-size:15px;color:var(--ink-600);padding:6px 0;transition:color .18s ease;}
.nav-link::after{content:"";position:absolute;left:0;right:0;bottom:-2px;height:2px;border-radius:2px;background:var(--brand-600);transform:scaleX(0);transform-origin:left;transition:transform .18s ease;}
.nav-link:hover{color:var(--brand-700);}
.nav-link:hover::after,.nav-link.is-active::after{transform:scaleX(1);}
.nav-link.is-active{color:var(--brand-700);font-weight:600;}
.header-tools{display:flex;align-items:center;gap:14px;margin-left:auto;}
.search-box{display:flex;align-items:center;gap:8px;background:var(--bg);border:1px solid transparent;border-radius:var(--r-pill);height:38px;padding:0 14px;width:220px;transition:background-color .18s ease,border-color .18s ease,box-shadow .18s ease;}
.search-box svg{flex:none;color:var(--ink-500);}
.search-box input{border:0;background:transparent;outline:none;width:100%;font-size:14px;color:var(--ink-700);}
.search-box input::placeholder{color:var(--ink-500);}
.search-box:focus-within{background:#fff;border-color:var(--brand-600);box-shadow:0 0 0 1.5px var(--brand-600);}
.menu-toggle{display:none;width:40px;height:40px;align-items:center;justify-content:center;border:1px solid var(--line);background:#fff;border-radius:12px;cursor:pointer;color:var(--ink-700);}
.menu-toggle:hover{border-color:var(--brand-600);color:var(--brand-700);}

.drawer{position:fixed;top:0;right:0;height:100%;width:280px;max-width:86vw;background:#fff;box-shadow:-12px 0 32px -18px rgba(13,20,18,.35);
  transform:translateX(102%);transition:transform .22s ease;z-index:80;padding:20px;overflow-y:auto;}
.drawer.is-open{transform:translateX(0);}
.drawer-head{display:flex;align-items:center;justify-content:space-between;margin-bottom:14px;}
.drawer-title{font-weight:700;color:var(--ink-700);font-size:15px;}
.drawer-close{width:34px;height:34px;border-radius:10px;border:1px solid var(--line);background:#fff;cursor:pointer;color:var(--ink-700);}
.drawer nav a{display:flex;align-items:center;height:44px;padding:0 12px;font-size:15px;color:var(--ink-600);border-radius:10px;border-left:3px solid transparent;}
.drawer nav a:hover{background:var(--surface-2);color:var(--brand-700);}
.drawer nav a.is-active{color:var(--brand-700);font-weight:600;border-left-color:var(--brand-600);background:var(--surface-2);}
.drawer-mask{position:fixed;inset:0;background:rgba(13,20,18,.4);opacity:0;visibility:hidden;transition:opacity .2s ease;z-index:70;}
.drawer-mask.is-open{opacity:1;visibility:visible;}

/* ---------- Hero ---------- */
.hero{background:linear-gradient(180deg,#FFFFFF 0%,var(--bg) 100%);border-bottom:1px solid var(--line);padding:60px 0 0;}
.hero-grid{display:grid;grid-template-columns:minmax(0,1fr) 340px;gap:56px;align-items:center;}
.hero-copy h1{margin-bottom:16px;}
.hero-sub{font-size:17px;color:var(--ink-500);max-width:520px;margin-bottom:26px;}
.hero-actions{display:flex;flex-wrap:wrap;gap:14px;}
.hero-card{position:relative;aspect-ratio:9/16;border-radius:20px;overflow:hidden;box-shadow:var(--shadow-md);border:1px solid var(--line);}
.hero-card img{width:100%;height:100%;}
.hero-card::after{content:"";position:absolute;inset:0;background:linear-gradient(180deg,rgba(13,20,18,.15) 0%,rgba(13,20,18,.72) 100%);}
.hero-card-body{position:absolute;z-index:2;left:0;right:0;bottom:0;padding:22px;color:#fff;}
.hero-card-body h3{color:#fff;font-size:18px;margin-bottom:8px;}
.hero-card-body p{font-size:13.5px;line-height:1.7;color:rgba(255,255,255,.86);margin-bottom:12px;}
.hero-badge{position:absolute;top:16px;left:16px;z-index:2;}
.trust-bar{display:grid;grid-template-columns:repeat(4,1fr);gap:0;margin-top:48px;border-top:1px solid var(--line);background:#fff;border-radius:16px 16px 0 0;}
.trust-item{padding:20px 18px;text-align:center;border-right:1px solid var(--line);}
.trust-item:last-child{border-right:0;}
.trust-item strong{display:block;font-size:20px;color:var(--brand-700);font-weight:700;line-height:1.3;}
.trust-item span{font-size:13px;color:var(--ink-500);}

/* ---------- 横滑卡片 ---------- */
.rail{display:flex;gap:20px;overflow-x:auto;scroll-snap-type:x mandatory;padding-bottom:12px;margin:0 -4px;scrollbar-width:thin;}
.rail::-webkit-scrollbar{height:6px;}
.rail::-webkit-scrollbar-thumb{background:var(--line);border-radius:6px;}
.clip-card{flex:0 0 calc((100% - 60px)/4);scroll-snap-align:start;background:var(--surface);border:1px solid var(--line);border-radius:var(--r-card);box-shadow:var(--shadow-sm);overflow:hidden;transition:transform .18s ease,box-shadow .18s ease;}
.clip-card:hover{transform:translateY(-2px);box-shadow:var(--shadow-md);}
.clip-media{position:relative;aspect-ratio:9/16;overflow:hidden;background:var(--surface-2);}
.clip-media img{width:100%;height:100%;transition:transform .2s ease;}
.clip-card:hover .clip-media img{transform:scale(1.03);}
.clip-play{position:absolute;top:50%;left:50%;transform:translate(-50%,-50%);width:46px;height:46px;border-radius:50%;background:var(--brand-600);display:flex;align-items:center;justify-content:center;box-shadow:var(--shadow-md);}
.clip-time{position:absolute;right:10px;bottom:10px;}
.clip-body{padding:14px 15px 16px;}
.clip-body h3{font-size:15px;line-height:1.55;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;min-height:47px;margin-bottom:10px;}
.clip-meta{display:flex;align-items:center;justify-content:space-between;gap:8px;}

/* ---------- 频道入口 ---------- */
.channel-row{display:grid;grid-template-columns:repeat(5,minmax(0,1fr));gap:18px;}
.channel-item{display:flex;align-items:center;gap:12px;background:#fff;border:1px solid var(--line);border-radius:var(--r-pill);padding:12px 18px;box-shadow:var(--shadow-sm);transition:transform .18s ease,box-shadow .18s ease,border-color .18s ease;}
.channel-item:hover{transform:translateY(-2px);box-shadow:var(--shadow-md);border-color:var(--brand-600);}
.channel-icon{width:34px;height:34px;flex:none;border-radius:50%;background:var(--brand-50);color:var(--brand-700);display:flex;align-items:center;justify-content:center;}
.channel-item span{font-size:14.5px;font-weight:600;color:var(--ink-700);}

/* ---------- 编号清单 ---------- */
.pick-list{background:#fff;border:1px solid var(--line);border-radius:var(--r-card);overflow:hidden;box-shadow:var(--shadow-sm);}
.pick-row{display:flex;align-items:center;gap:20px;padding:20px 24px;border-bottom:1px solid var(--line);transition:background-color .18s ease;}
.pick-row:last-child{border-bottom:0;}
.pick-row:hover{background:var(--surface-2);}
.pick-num{font-size:26px;font-weight:700;color:var(--brand-600);min-width:48px;line-height:1;}
.pick-thumb{width:76px;height:56px;border-radius:12px;overflow:hidden;flex:none;background:var(--surface-2);}
.pick-thumb img{width:100%;height:100%;}
.pick-text h3{font-size:16px;margin-bottom:4px;}
.pick-text p{font-size:13.5px;color:var(--ink-500);margin:0;line-height:1.65;}

/* ---------- 内容卡 ---------- */
.card-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:24px;}
.post-card{display:flex;flex-direction:column;background:#fff;border:1px solid var(--line);border-radius:var(--r-card);box-shadow:var(--shadow-sm);overflow:hidden;transition:transform .18s ease,box-shadow .18s ease;}
.post-card:hover{transform:translateY(-2px);box-shadow:var(--shadow-md);}
.post-media{aspect-ratio:16/9;overflow:hidden;background:var(--surface-2);}
.post-media img{width:100%;height:100%;transition:transform .2s ease;}
.post-card:hover .post-media img{transform:scale(1.03);}
.post-body{padding:20px;display:flex;flex-direction:column;flex:1;}
.post-body h3{font-size:17px;line-height:1.55;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;margin-bottom:10px;}
.post-body p{font-size:14.5px;color:var(--ink-500);line-height:1.72;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;margin-bottom:16px;}
.post-foot{display:flex;align-items:center;justify-content:space-between;gap:10px;margin-top:auto;font-size:13px;color:var(--ink-500);}
.empty-state{border:1px dashed var(--line);border-radius:var(--r-card);background:#fff;padding:48px 24px;text-align:center;color:var(--ink-500);}
.empty-state .link-more{display:inline-block;margin-top:10px;}

/* ---------- 口碑 ---------- */
.review-rail{display:flex;gap:20px;overflow-x:auto;scroll-snap-type:x mandatory;padding-bottom:12px;}
.review-card{flex:0 0 calc((100% - 60px)/4);scroll-snap-align:start;background:#fff;border:1px solid var(--line);border-radius:var(--r-card);padding:20px;box-shadow:var(--shadow-sm);transition:transform .18s ease,box-shadow .18s ease;}
.review-card:hover{transform:translateY(-2px);box-shadow:var(--shadow-md);}
.review-top{display:flex;align-items:center;gap:12px;margin-bottom:12px;}
.avatar{width:40px;height:40px;border-radius:50%;background:var(--brand-50);color:var(--brand-700);display:flex;align-items:center;justify-content:center;font-weight:700;font-size:15px;flex:none;}
.review-name{font-size:14.5px;font-weight:600;color:var(--ink-700);}
.review-card p{font-size:14px;line-height:1.75;color:var(--ink-600);margin:10px 0 8px;}
.review-time{font-size:12.5px;color:var(--ink-500);}

/* ---------- 转化带 ---------- */
.cta-band{background:var(--brand-800);color:#fff;padding:56px 0;}
.cta-inner{display:flex;align-items:center;justify-content:space-between;gap:32px;flex-wrap:wrap;}
.cta-inner h2{color:#fff;margin-bottom:8px;}
.cta-inner p{color:rgba(255,255,255,.8);font-size:15px;margin:0;}
.cta-actions{display:flex;gap:14px;flex-wrap:wrap;}
.cta-band .btn-primary{background:var(--brand-600);border-radius:12px;}
.cta-band .btn-primary:hover{background:#0BB87F;}

/* ---------- FAQ ---------- */
.faq-list{display:grid;gap:14px;max-width:860px;}
.faq-item{background:#fff;border:1px solid var(--line);border-radius:14px;box-shadow:var(--shadow-sm);overflow:hidden;transition:border-color .18s ease;}
.faq-item[open]{border-left:3px solid var(--brand-600);border-color:var(--line);}
.faq-item summary{list-style:none;cursor:pointer;padding:18px 22px;font-size:16px;font-weight:600;color:var(--ink-700);display:flex;align-items:center;justify-content:space-between;gap:16px;}
.faq-item summary::-webkit-details-marker{display:none;}
.faq-item summary::after{content:"+";color:var(--brand-600);font-size:20px;font-weight:700;line-height:1;transition:transform .18s ease;}
.faq-item[open] summary::after{transform:rotate(45deg);}
.faq-item .faq-answer{padding:0 22px 20px;font-size:15px;color:var(--ink-600);line-height:1.8;animation:fadeIn .18s ease;}
@keyframes fadeIn{from{opacity:0;transform:translateY(-4px);}to{opacity:1;transform:translateY(0);}}

/* ---------- 页脚 ---------- */
.site-footer{background:var(--ink-900);color:rgba(255,255,255,.66);padding:64px 0 0;}
.footer-grid{display:grid;grid-template-columns:1.6fr 1fr 1fr 1.2fr;gap:36px;padding-bottom:40px;}
.footer-brand{display:flex;align-items:center;gap:9px;color:#fff;font-weight:700;font-size:17px;letter-spacing:.5px;margin-bottom:14px;}
.footer-brand em{font-style:normal;color:var(--brand-600);}
.site-footer p{font-size:14px;line-height:1.8;color:rgba(255,255,255,.6);}
.site-footer h4{font-size:15px;color:#fff;margin-bottom:16px;font-weight:600;}
.footer-links{display:grid;gap:11px;list-style:none;padding:0;margin:0;}
.footer-links a{font-size:14px;color:rgba(255,255,255,.66);transition:color .18s ease;}
.footer-links a:hover{color:var(--brand-600);}
.footer-bottom{border-top:1px solid rgba(255,255,255,.12);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);}
.footer-bottom a{color:rgba(255,255,255,.62);}
.footer-bottom a:hover{color:var(--brand-600);}

@media (max-width:1024px){
  :root{--gap-section:64px;}
  .main-nav{display:none;}
  .menu-toggle{display:flex;}
  .hero-grid{grid-template-columns:1fr;gap:36px;}
  .hero-card{max-width:340px;margin:0 auto;width:100%;}
  .channel-row{grid-template-columns:repeat(3,minmax(0,1fr));}
  .card-grid{grid-template-columns:repeat(2,minmax(0,1fr));}
  .clip-card{flex:0 0 calc((100% - 40px)/2.4);}
  .review-card{flex:0 0 calc((100% - 40px)/2.4);}
  .footer-grid{grid-template-columns:1fr 1fr;}
}
@media (max-width:768px){
  .search-box{display:none;}
  .trust-bar{grid-template-columns:repeat(2,1fr);}
  .trust-item:nth-child(2){border-right:0;}
  .trust-item:nth-child(1),.trust-item:nth-child(2){border-bottom:1px solid var(--line);}
  .card-grid{grid-template-columns:1fr;}
  .channel-row{grid-template-columns:repeat(2,minmax(0,1fr));}
  .pick-row{gap:14px;padding:16px 18px;}
  .pick-thumb{width:62px;height:48px;}
}
@media (max-width:560px){
  :root{--gap-section:52px;}
  .container{padding:0 16px;}
  body{font-size:16px;}
  .brand{font-size:15px;letter-spacing:.2px;gap:7px;}
  .header-inner{gap:12px;height:56px;}
  .clip-card{flex:0 0 78%;}
  .review-card{flex:0 0 78%;}
  .channel-row{grid-template-columns:1fr 1fr;}
  .hero{padding-top:36px;}
  .cta-inner{flex-direction:column;align-items:flex-start;}
  .footer-grid{grid-template-columns:1fr;gap:26px;}
}

/* roulang page: article */
:root{
  --brand-600:#0E9F6E;
  --brand-700:#0A8A5F;
  --brand-800:#0A5C42;
  --brand-050:#E6F5EF;
  --accent-500:#FF6A2B;
  --accent-050:#FFEDE4;
  --highlight-400:#FFD166;
  --bg:#F6F7F3;
  --surface:#FFFFFF;
  --surface-2:#EEF1EA;
  --ink-900:#0D1412;
  --ink-700:#1C2422;
  --ink-600:#39443F;
  --ink-500:#5B6763;
  --line:#E3E7E0;
  --radius-card:16px;
  --radius-media:14px;
  --radius-pill:999px;
  --shadow-sm:0 1px 2px rgba(13,20,18,.06);
  --shadow-md:0 8px 24px -12px rgba(13,20,18,.18);
  --font-sans:'PingFang SC','Hiragino Sans GB','Microsoft YaHei',system-ui,-apple-system,'Segoe UI',sans-serif;
  --section-gap:88px;
}
*,*::before,*::after{box-sizing:border-box;}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth;}
body{
  margin:0;
  font-family:var(--font-sans);
  font-size:16.5px;
  line-height:1.8;
  color:var(--ink-600);
  background:var(--bg);
}
img{max-width:100%;display:block;object-fit:cover;}
a{color:inherit;text-decoration:none;transition:color .18s ease,opacity .18s ease;}
button{font-family:inherit;}
input,textarea,select{font-family:inherit;}
h1,h2,h3,h4{margin:0;color:var(--ink-700);font-weight:700;line-height:1.35;}
p{margin:0 0 18px;}
p:last-child{margin-bottom:0;}
ul,ol{margin:0;padding:0;}
:focus-visible{outline:2px solid var(--brand-600);outline-offset:2px;border-radius:4px;}
.container{width:100%;max-width:1200px;margin:0 auto;padding:0 20px;}

/* ============ header ============ */
.site-header{
  position:sticky;top:0;z-index:60;
  background:#FFFFFF;
  border-bottom:1px solid var(--line);
  box-shadow:var(--shadow-sm);
  transition:box-shadow .2s ease;
}
.site-header.is-scrolled{box-shadow:var(--shadow-md);}
.header-inner{display:flex;align-items:center;gap:24px;height:64px;}
.brand{display:flex;align-items:center;gap:9px;flex-shrink:0;}
.brand-icon{flex-shrink:0;}
.brand-text{font-size:18px;font-weight:700;letter-spacing:.5px;color:var(--ink-700);white-space:nowrap;}
.brand-text em{font-style:normal;color:var(--brand-600);}
.main-nav{display:flex;align-items:center;gap:28px;margin-left:8px;}
.nav-link{
  position:relative;font-size:15px;color:var(--ink-600);padding:6px 0;white-space:nowrap;
}
.nav-link::after{
  content:"";position:absolute;left:0;right:0;bottom:0;height:2px;border-radius:2px;
  background:var(--brand-600);transform:scaleX(0);transform-origin:left;transition:transform .18s ease;
}
.nav-link:hover{color:var(--brand-600);}
.nav-link:hover::after{transform:scaleX(1);}
.nav-link.is-active{color:var(--brand-600);font-weight:600;}
.nav-link.is-active::after{transform:scaleX(1);}
.header-actions{display:flex;align-items:center;gap:12px;margin-left:auto;}
.search-box{
  display:flex;align-items:center;gap:8px;
  width:216px;height:38px;padding:0 12px;
  background:var(--bg);border:1px solid transparent;border-radius:var(--radius-pill);
  transition:background .18s ease,border-color .18s ease,box-shadow .18s ease;
}
.search-box:focus-within{background:#FFFFFF;border-color:var(--brand-600);box-shadow:0 0 0 1.5px rgba(14,159,110,.28);}
.search-box svg{flex-shrink:0;}
.search-box input{
  border:0;background:transparent;outline:none;width:100%;
  font-size:14px;color:var(--ink-700);
}
.search-box input::placeholder{color:var(--ink-500);}
.nav-toggle{
  display:none;width:40px;height:40px;border:1px solid var(--line);border-radius:12px;
  background:#FFFFFF;cursor:pointer;padding:0;align-items:center;justify-content:center;flex-direction:column;gap:4px;
}
.nav-toggle span{display:block;width:18px;height:2px;background:var(--ink-700);border-radius:2px;transition:transform .2s ease,opacity .2s ease;}
.nav-toggle[aria-expanded="true"] span:nth-child(1){transform:translateY(6px) rotate(45deg);}
.nav-toggle[aria-expanded="true"] span:nth-child(2){opacity:0;}
.nav-toggle[aria-expanded="true"] span:nth-child(3){transform:translateY(-6px) rotate(-45deg);}

/* ============ buttons ============ */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  border-radius:var(--radius-pill);border:1px solid transparent;
  font-size:15px;font-weight:600;cursor:pointer;padding:11px 24px;
  transition:background .18s ease,color .18s ease,transform .18s ease,box-shadow .18s ease,border-color .18s ease;
  white-space:nowrap;
}
.btn-primary{background:var(--brand-600);color:#FFFFFF;box-shadow:var(--shadow-sm);}
.btn-primary:hover{background:var(--brand-700);transform:translateY(-1px);box-shadow:var(--shadow-md);}
.btn-primary:active{transform:translateY(0);}
.btn-ghost{background:#FFFFFF;color:var(--ink-700);border-color:var(--line);}
.btn-ghost:hover{border-color:var(--brand-600);color:var(--brand-700);transform:translateY(-1px);box-shadow:var(--shadow-sm);}
.btn-light{background:transparent;color:#FFFFFF;border-color:rgba(255,255,255,.5);}
.btn-light:hover{background:rgba(255,255,255,.12);border-color:#FFFFFF;transform:translateY(-1px);}
.btn-sm{padding:8px 18px;font-size:14px;}
.btn:disabled{opacity:.4;cursor:not-allowed;transform:none;}

/* ============ mobile drawer ============ */
.mobile-drawer{
  display:none;position:fixed;top:56px;right:0;bottom:0;width:270px;z-index:55;
  background:#FFFFFF;border-left:1px solid var(--line);box-shadow:var(--shadow-md);
  padding:16px 0;transform:translateX(100%);transition:transform .22s ease;overflow-y:auto;
}
.mobile-drawer.is-open{transform:translateX(0);}
.mobile-drawer a{
  display:flex;align-items:center;height:44px;padding:0 20px;font-size:15px;color:var(--ink-600);
  border-left:3px solid transparent;
}
.mobile-drawer a.is-active{color:var(--brand-600);font-weight:600;border-left-color:var(--brand-600);background:var(--brand-050);}
.mobile-search{margin:8px 20px 12px;}

/* ============ breadcrumb ============ */
.crumb-bar{padding:20px 0 6px;}
.breadcrumb{display:flex;flex-wrap:wrap;align-items:center;gap:8px;font-size:13.5px;color:var(--ink-500);}
.breadcrumb a{color:var(--ink-500);}
.breadcrumb a:hover{color:var(--brand-600);}
.breadcrumb .sep{color:var(--line);}
.breadcrumb .current{color:var(--ink-500);max-width:60ch;overflow:hidden;text-overflow:ellipsis;white-space:nowrap;}

/* ============ article layout ============ */
.article-layout{
  display:grid;grid-template-columns:minmax(0,760px) 300px;justify-content:center;
  gap:48px;padding-bottom:72px;padding-top:12px;
}
.article-main{min-width:0;}
.article-head{padding-bottom:24px;border-bottom:1px solid var(--line);}
.article-head h1{
  font-size:clamp(26px,3.4vw,36px);line-height:1.4;letter-spacing:-.2px;color:var(--ink-700);
}
.article-meta{display:flex;flex-wrap:wrap;align-items:center;gap:14px;margin-top:18px;font-size:13.5px;color:var(--ink-500);}
.article-meta .dot{width:4px;height:4px;border-radius:50%;background:var(--line);}
.badge{
  display:inline-flex;align-items:center;gap:6px;
  border-radius:var(--radius-pill);font-size:12.5px;font-weight:600;padding:4px 12px;
}
.badge-brand{background:var(--brand-050);color:var(--brand-700);}
.badge-accent{background:var(--accent-050);color:#C8481A;}
.cover-figure{margin:28px 0 0;}
.cover-figure img{width:100%;aspect-ratio:16/9;border-radius:var(--radius-card);border:1px solid var(--line);}
.cover-figure figcaption{margin-top:10px;text-align:center;font-size:13px;color:var(--ink-500);}

/* ============ prose ============ */
.prose{max-width:760px;font-size:16.5px;line-height:1.85;color:var(--ink-600);padding-top:32px;}
.prose h2{
  position:relative;margin:40px 0 16px;padding-left:14px;
  font-size:clamp(21px,2.4vw,26px);color:var(--ink-700);
}
.prose h2::before{
  content:"";position:absolute;left:0;top:.28em;bottom:.28em;width:4px;border-radius:2px;background:var(--brand-600);
}
.prose h3{margin:30px 0 12px;font-size:19px;font-weight:600;color:var(--ink-700);}
.prose p{margin:0 0 18px;}
.prose a{color:var(--brand-700);border-bottom:1px solid rgba(14,159,110,.4);}
.prose a:hover{color:var(--brand-800);border-bottom-color:var(--brand-800);}
.prose ul,.prose ol{margin:0 0 20px;padding-left:1.4em;}
.prose li{margin-bottom:8px;line-height:1.78;}
.prose ul li::marker{color:var(--brand-600);}
.prose ol li::marker{color:var(--brand-600);font-weight:600;}
.prose blockquote{
  margin:24px 0;padding:14px 18px;background:var(--surface-2);
  border-left:3px solid var(--brand-600);border-radius:0 12px 12px 0;color:var(--ink-600);
}
.prose blockquote p:last-child{margin-bottom:0;}
.prose img{border-radius:12px;margin:22px auto;}
.prose figure{margin:24px 0;}
.prose figcaption{margin-top:10px;text-align:center;font-size:13px;color:var(--ink-500);}
.prose table{
  width:100%;border-collapse:separate;border-spacing:0;margin:24px 0;font-size:15px;
  border:1px solid var(--line);border-radius:12px;overflow:hidden;background:var(--surface);
}
.prose th,.prose td{padding:11px 14px;text-align:left;border-bottom:1px solid var(--line);}
.prose th{background:var(--surface-2);color:var(--ink-700);font-weight:600;font-size:14.5px;}
.prose tr:last-child td{border-bottom:0;}
.prose hr{border:0;border-top:1px solid var(--line);margin:34px 0;}
.prose code{
  background:var(--surface-2);border-radius:6px;padding:2px 6px;font-size:14.5px;color:var(--brand-800);
}
.empty-state{
  margin-top:32px;padding:56px 24px;text-align:center;
  background:#FFFFFF;border:1px dashed var(--line);border-radius:var(--radius-card);
}
.empty-state h2{font-size:20px;color:var(--ink-700);margin-bottom:10px;}
.empty-state p{color:var(--ink-500);margin-bottom:20px;}

/* ============ tags / related ============ */
.tag-row{display:flex;flex-wrap:wrap;gap:10px;margin-top:36px;padding-top:24px;border-top:1px solid var(--line);}
.tag{
  display:inline-flex;align-items:center;border-radius:var(--radius-pill);
  padding:6px 14px;font-size:13px;color:var(--ink-600);background:#FFFFFF;border:1px solid var(--line);
  transition:border-color .18s ease,color .18s ease,transform .18s ease;
}
.tag:hover{border-color:var(--brand-600);color:var(--brand-700);transform:translateY(-1px);}
.related{margin-top:56px;}
.related h2{font-size:22px;margin-bottom:20px;}
.related-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:20px;}
.related-card{
  display:flex;flex-direction:column;background:#FFFFFF;border:1px solid var(--line);
  border-radius:var(--radius-card);padding:18px;box-shadow:var(--shadow-sm);
  transition:transform .18s ease,box-shadow .18s ease;
}
.related-card:hover{transform:translateY(-2px);box-shadow:var(--shadow-md);}
.related-card img{width:100%;aspect-ratio:3/2;border-radius:12px;margin-bottom:14px;background:var(--surface-2);}
.related-card h3{font-size:16px;line-height:1.55;margin-bottom:10px;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;}
.related-card .meta{display:flex;justify-content:space-between;font-size:12.5px;color:var(--ink-500);margin-top:auto;}

/* ============ sidebar ============ */
.article-side{position:relative;padding-top:32px;}
.side-card{
  background:#FFFFFF;border:1px solid var(--line);border-radius:var(--radius-card);
  padding:20px;box-shadow:var(--shadow-sm);margin-bottom:20px;position:sticky;top:88px;
}
.side-card h3{font-size:15px;letter-spacing:.3px;margin-bottom:14px;display:flex;align-items:center;gap:8px;}
.side-card h3::before{content:"";width:4px;height:14px;border-radius:2px;background:var(--brand-600);}
.side-list{list-style:none;}
.side-list li{border-bottom:1px solid var(--line);padding:10px 0;}
.side-list li:last-child{border-bottom:0;padding-bottom:0;}
.side-list a{font-size:14px;color:var(--ink-600);display:block;line-height:1.65;}
.side-list a:hover{color:var(--brand-600);}
.side-list .sub{display:block;font-size:12.5px;color:var(--ink-500);margin-top:4px;}

/* ============ cta band ============ */
.cta-band{background:var(--brand-800);margin-top:8px;}
.cta-inner{
  display:flex;flex-wrap:wrap;align-items:center;justify-content:space-between;gap:24px;
  padding:44px 0;
}
.cta-inner h2{color:#FFFFFF;font-size:clamp(20px,2.4vw,26px);}
.cta-inner p{color:rgba(255,255,255,.78);margin:8px 0 0;font-size:15px;}
.cta-actions{display:flex;flex-wrap:wrap;gap:12px;}
.cta-actions .btn-primary{background:var(--brand-600);border-radius:12px;}
.cta-actions .btn-primary:hover{background:#12B37C;}

/* ============ faq ============ */
.faq-section{padding:var(--section-gap) 0 76px;}
.section-head{max-width:640px;margin-bottom:32px;}
.section-head h2{font-size:clamp(22px,2.6vw,28px);}
.section-head p{margin-top:12px;color:var(--ink-500);}
.faq-list{display:grid;gap:12px;}
.faq-item{
  background:#FFFFFF;border:1px solid var(--line);border-radius:var(--radius-card);
  overflow:hidden;transition:border-color .18s ease,box-shadow .18s ease;
}
.faq-item.is-open{border-color:rgba(14,159,110,.5);box-shadow:var(--shadow-sm);}
.faq-q{
  width:100%;display:flex;align-items:center;justify-content:space-between;gap:16px;
  background:transparent;border:0;cursor:pointer;text-align:left;
  padding:18px 20px;font-size:16px;font-weight:600;color:var(--ink-700);
}
.faq-q:hover{color:var(--brand-700);}
.faq-icon{
  flex-shrink:0;width:22px;height:22px;border-radius:50%;border:1px solid var(--line);
  display:flex;align-items:center;justify-content:center;color:var(--brand-600);
  font-size:15px;line-height:1;transition:transform .18s ease,background .18s ease;
}
.faq-item.is-open .faq-icon{transform:rotate(45deg);background:var(--brand-050);border-color:var(--brand-600);}
.faq-a{
  max-height:0;overflow:hidden;transition:max-height .18s ease;
  border-left:3px solid transparent;
}
.faq-item.is-open .faq-a{border-left-color:var(--brand-600);}
.faq-a-inner{padding:0 20px 18px 20px;font-size:15px;color:var(--ink-600);}

/* ============ footer ============ */
.site-footer{background:var(--ink-900);color:rgba(255,255,255,.72);padding:60px 0 28px;margin-top:0;}
.footer-grid{display:grid;grid-template-columns:1.4fr 1fr 1fr 1.2fr;gap:36px;}
.footer-brand{display:flex;align-items:center;gap:9px;font-size:17px;font-weight:700;color:#FFFFFF;letter-spacing:.5px;margin-bottom:14px;}
.footer-brand em{font-style:normal;color:var(--brand-600);}
.site-footer p{font-size:14px;line-height:1.8;color:rgba(255,255,255,.62);}
.site-footer h4{font-size:15px;color:#FFFFFF;margin-bottom:16px;}
.footer-links{list-style:none;display:grid;gap:10px;}
.footer-links a{font-size:14px;color:rgba(255,255,255,.68);}
.footer-links a:hover{color:var(--brand-600);}
.footer-bottom{
  margin-top:40px;padding-top:20px;border-top:1px solid rgba(255,255,255,.12);
  display:flex;flex-wrap:wrap;gap:12px;justify-content:space-between;font-size:13px;color:rgba(255,255,255,.55);
}

/* ============ responsive ============ */
@media (max-width:1180px){
  .main-nav{gap:20px;}
  .search-box{width:180px;}
}
@media (max-width:1024px){
  .main-nav{display:none;}
  .nav-toggle{display:flex;}
  .mobile-drawer{display:block;}
  .article-layout{grid-template-columns:minmax(0,760px);gap:0;}
  .article-side{padding-top:48px;}
  .side-card{position:static;}
}
@media (max-width:768px){
  :root{--section-gap:56px;}
  body{font-size:16px;}
  .header-inner{height:56px;gap:12px;}
  .brand-text{font-size:16px;letter-spacing:.2px;}
  .search-box{display:none;}
  .related-grid{grid-template-columns:1fr;}
  .footer-grid{grid-template-columns:1fr 1fr;gap:28px;}
  .cta-inner{padding:34px 0;}
  .breadcrumb .current{max-width:42ch;}
}
@media (max-width:520px){
  .container{padding:0 16px;}
  .brand-text{font-size:14.5px;line-height:1.15;max-width:132px;white-space:normal;}
  .btn{padding:10px 18px;font-size:14px;}
  .prose{font-size:16px;padding-top:24px;}
  .footer-grid{grid-template-columns:1fr;}
  .faq-section{padding:44px 0 56px;}
}

/* roulang page: category1 */
:root{
  --brand-600:#0E9F6E;
  --brand-700:#0A8A5F;
  --brand-800:#0A5C42;
  --accent-500:#FF6A2B;
  --accent-700:#D9531F;
  --highlight-400:#FFD166;
  --bg:#F6F7F3;
  --surface:#FFFFFF;
  --surface-2:#EEF1EA;
  --ink-900:#0D1412;
  --ink-700:#1C2422;
  --ink-600:#39443F;
  --ink-500:#5B6763;
  --line:#E3E7E0;
  --radius-card:16px;
  --radius-img:14px;
  --radius-pill:999px;
  --shadow-sm:0 1px 2px rgba(13,20,18,.06);
  --shadow-md:0 8px 24px -12px rgba(13,20,18,.18);
  --font-stack:'PingFang SC','Hiragino Sans GB','Microsoft YaHei',system-ui,-apple-system,'Segoe UI',sans-serif;
  --section-y:80px;
  --on-dark-link:#4ADE9F;
}
*,*::before,*::after{box-sizing:border-box;}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth;}
body{
  margin:0;
  background:var(--bg);
  color:var(--ink-600);
  font-family:var(--font-stack);
  font-size:16.5px;
  line-height:1.8;
  -webkit-font-smoothing:antialiased;
}
img{display:block;max-width:100%;height:auto;background:#E7EAE4;border-radius:var(--radius-img);}
a{color:inherit;text-decoration:none;}
button,input{font-family:inherit;font-size:inherit;color:inherit;}
h1,h2,h3,h4{margin:0;color:var(--ink-700);font-weight:700;line-height:1.35;}
h1{font-size:clamp(26px,4vw,40px);}
h2{font-size:clamp(22px,2.6vw,28px);}
h3{font-size:19px;font-weight:600;}
p{margin:0 0 18px;}
p:last-child{margin-bottom:0;}
ul,ol{margin:0;padding:0;list-style:none;}
.container{width:100%;max-width:1200px;margin:0 auto;padding:0 20px;}

/* 顶栏 */
.site-header{
  position:sticky;top:0;z-index:60;
  background:#fff;
  border-bottom:1px solid var(--line);
  box-shadow:var(--shadow-sm);
  transition:box-shadow .18s ease;
}
.site-header.is-scrolled{box-shadow:var(--shadow-md);}
.header-inner{display:flex;align-items:center;gap:24px;height:64px;}
.logo{
  display:inline-flex;align-items:center;gap:10px;
  font-size:18px;font-weight:700;letter-spacing:.5px;color:var(--ink-700);
  white-space:nowrap;
}
.logo em{font-style:normal;color:var(--brand-600);}
.logo svg{flex:0 0 auto;}
.main-nav{display:flex;align-items:center;gap:28px;margin-left:6px;}
.nav-link{
  position:relative;display:inline-block;
  padding:21px 0;font-size:15px;color:var(--ink-600);
  transition:color .16s ease;
}
.nav-link::after{
  content:"";position:absolute;left:0;right:0;bottom:0;height:2px;
  background:var(--brand-600);transform:scaleX(0);transform-origin:left;
  transition:transform .18s ease;
}
.nav-link:hover{color:var(--brand-600);}
.nav-link:hover::after{transform:scaleX(1);}
.nav-link.is-active{color:var(--brand-600);font-weight:600;}
.nav-link.is-active::after{transform:scaleX(1);}
.header-actions{display:flex;align-items:center;gap:14px;margin-left:auto;}
.nav-search{
  display:flex;align-items:center;gap:8px;
  width:224px;height:38px;padding:0 14px;
  background:var(--bg);border:1.5px solid transparent;border-radius:var(--radius-pill);
  transition:background .16s ease,border-color .16s ease;
}
.nav-search:focus-within{background:#fff;border-color:var(--brand-600);}
.nav-search svg{flex:0 0 auto;}
.nav-search input{width:100%;border:0;background:transparent;outline:none;font-size:14px;}
.nav-search input::placeholder{color:var(--ink-500);}

.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  padding:11px 22px;border:1px solid transparent;border-radius:var(--radius-pill);
  font-size:15px;font-weight:600;cursor:pointer;
  transition:transform .18s ease,background-color .18s ease,color .18s ease,border-color .18s ease,box-shadow .18s ease;
}
.btn:focus-visible{outline:2px solid var(--brand-600);outline-offset:2px;}
.btn-primary{background:var(--brand-600);border-color:var(--brand-600);color:#fff;}
.btn-primary:hover{background:var(--brand-700);border-color:var(--brand-700);transform:translateY(-1px);}
.btn-outline{background:#fff;border-color:var(--line);color:var(--ink-700);}
.btn-outline:hover{border-color:var(--brand-600);color:var(--brand-600);transform:translateY(-1px);}
.btn-sm{height:38px;padding:0 18px;font-size:14px;}
.btn-lg{padding:14px 28px;font-size:16px;}
.btn-block{width:100%;}
.btn[disabled],.btn.is-disabled{opacity:.4;pointer-events:none;}
.link-more{color:var(--brand-600);font-weight:600;text-decoration:underline;text-underline-offset:3px;transition:color .16s ease;}
.link-more:hover{color:var(--brand-700);}
.link-more:focus-visible{outline:2px solid var(--brand-600);outline-offset:2px;border-radius:6px;}

.menu-toggle{
  display:none;align-items:center;justify-content:center;
  width:40px;height:40px;background:var(--bg);
  border:1px solid var(--line);border-radius:12px;cursor:pointer;
}
.menu-toggle:hover{border-color:var(--brand-600);color:var(--brand-600);}
.menu-toggle:focus-visible{outline:2px solid var(--brand-600);outline-offset:2px;}

/* 移动端抽屉 */
.drawer-mask{
  position:fixed;inset:0;z-index:80;
  background:rgba(13,20,18,.42);
  opacity:0;visibility:hidden;transition:opacity .2s ease,visibility .2s ease;
}
.drawer{
  position:fixed;top:0;right:0;bottom:0;z-index:90;
  width:290px;max-width:86vw;padding:22px 18px 30px;
  background:#fff;box-shadow:var(--shadow-md);overflow-y:auto;
  transform:translateX(102%);transition:transform .24s ease;
}
body.drawer-open .drawer{transform:translateX(0);}
body.drawer-open .drawer-mask{opacity:1;visibility:visible;}
.drawer-title{font-size:13px;color:var(--ink-500);letter-spacing:1px;margin:6px 0 12px;padding-left:4px;}
.drawer-link{
  display:flex;align-items:center;
  height:44px;padding:0 12px;margin-bottom:4px;
  border-left:3px solid transparent;border-radius:0 10px 10px 0;
  font-size:15px;color:var(--ink-600);transition:background-color .16s ease,color .16s ease;
}
.drawer-link:hover{background:var(--surface-2);color:var(--brand-600);}
.drawer-link.is-active{background:var(--surface-2);border-left-color:var(--brand-600);color:var(--brand-600);font-weight:600;}
.drawer-search{margin:14px 0 18px;}
.drawer-search input{
  width:100%;height:44px;padding:0 14px;background:var(--bg);
  border:1px solid var(--line);border-radius:12px;outline:none;
}
.drawer-search input:focus{border-color:var(--brand-600);box-shadow:0 0 0 3px rgba(14,159,110,.16);background:#fff;}

/* 页头带 */
.page-head{
  position:relative;overflow:hidden;
  padding:34px 0 42px;
  background:linear-gradient(180deg,var(--surface-2) 0%,#F2F4EF 62%,var(--bg) 100%);
  border-bottom:1px solid var(--line);
}
.page-head::before{
  content:"";position:absolute;top:0;left:0;right:0;height:3px;
  background:linear-gradient(90deg,var(--brand-600) 0%,var(--accent-500) 100%);
}
.breadcrumb{
  display:flex;align-items:center;gap:8px;flex-wrap:wrap;
  font-size:13.5px;color:var(--ink-500);margin-bottom:22px;
}
.breadcrumb a{transition:color .16s ease;}
.breadcrumb a:hover{color:var(--brand-600);}
.breadcrumb .sep{color:#A9B3AC;}
.breadcrumb .current{color:var(--ink-500);}
.page-head h1{margin-bottom:14px;}
.page-lead{max-width:760px;font-size:16px;color:var(--ink-600);margin-bottom:26px;}
.pill-bar{display:flex;gap:10px;overflow-x:auto;padding-bottom:4px;scrollbar-width:none;-ms-overflow-style:none;}
.pill-bar::-webkit-scrollbar{display:none;}
.pill{
  flex:0 0 auto;display:inline-flex;align-items:center;
  height:36px;padding:0 16px;background:#fff;
  border:1px solid var(--line);border-radius:var(--radius-pill);
  font-size:14px;color:var(--ink-600);
  transition:transform .16s ease,border-color .16s ease,color .16s ease,background-color .16s ease;
}
.pill:hover{border-color:var(--brand-600);color:var(--brand-600);transform:translateY(-1px);}
.pill:focus-visible{outline:2px solid var(--brand-600);outline-offset:2px;}
.pill.is-current{background:var(--brand-600);border-color:var(--brand-600);color:#fff;font-weight:600;}
.pill.is-current:hover{background:var(--brand-700);border-color:var(--brand-700);color:#fff;}

/* 板块 */
.section{padding:var(--section-y) 0;}
.section-alt{background:var(--surface-2);border-top:1px solid var(--line);border-bottom:1px solid var(--line);}
.section-head{max-width:760px;margin-bottom:34px;}
.section-head h2{margin-bottom:14px;}
.section-head p{font-size:16px;color:var(--ink-500);}
.eyebrow{
  display:inline-flex;align-items:center;gap:8px;margin-bottom:14px;
  padding:5px 12px;background:rgba(14,159,110,.1);border-radius:var(--radius-pill);
  font-size:13px;font-weight:600;color:var(--brand-700);letter-spacing:.4px;
}
.badge{
  display:inline-flex;align-items:center;height:24px;padding:0 10px;
  border-radius:var(--radius-pill);font-size:12.5px;font-weight:600;
}
.badge-green{background:rgba(14,159,110,.12);color:var(--brand-700);}
.badge-orange{background:rgba(255,106,43,.13);color:var(--accent-700);}

/* 图文并排 */
.intro-grid{display:grid;grid-template-columns:1fr;gap:32px;align-items:center;}
.intro-media{
  overflow:hidden;background:#fff;border:1px solid var(--line);
  border-radius:var(--radius-card);box-shadow:var(--shadow-md);
}
.intro-media img{width:100%;aspect-ratio:4/3;object-fit:cover;border-radius:0;transition:transform .3s ease;}
.intro-media:hover img{transform:scale(1.03);}
.intro-body h2{margin-bottom:16px;}
.intro-body p{font-size:16.5px;}
.key-points{display:grid;gap:14px;margin:24px 0 28px;}
.key-points li{
  display:flex;gap:14px;padding:16px 18px;background:#fff;
  border:1px solid var(--line);border-radius:var(--radius-img);
  box-shadow:var(--shadow-sm);transition:transform .18s ease,box-shadow .18s ease;
}
.key-points li:hover{transform:translateY(-2px);box-shadow:var(--shadow-md);}
.key-points .dot{
  flex:0 0 auto;display:grid;place-items:center;
  width:28px;height:28px;margin-top:2px;
  background:rgba(14,159,110,.12);border-radius:var(--radius-pill);
  font-size:13px;font-weight:700;color:var(--brand-700);
}
.key-points strong{display:block;font-size:15.5px;color:var(--ink-700);}
.key-points span{display:block;font-size:14px;line-height:1.7;color:var(--ink-500);}

/* 错位卡片 */
.stagger-grid{display:grid;grid-template-columns:1fr;gap:22px;}
.stagger-col{display:grid;gap:22px;align-content:start;}
.info-card{
  padding:22px;background:#fff;
  border:1px solid var(--line);border-radius:var(--radius-card);
  box-shadow:var(--shadow-sm);
  transition:transform .18s ease,box-shadow .18s ease;
}
.info-card:hover{transform:translateY(-2px);box-shadow:var(--shadow-md);}
.info-card img{width:100%;aspect-ratio:16/9;object-fit:cover;margin-bottom:18px;transition:transform .3s ease;}
.info-card:hover img{transform:scale(1.03);}
.info-card.tall img{aspect-ratio:4/3;}
.info-card h3{margin-bottom:10px;}
.info-card p{font-size:15.5px;color:var(--ink-600);margin-bottom:0;}
.info-card .badge{margin-bottom:12px;}

/* 清单面板 */
.checklist-panel{
  display:grid;grid-template-columns:1fr;gap:28px;
  padding:28px;background:#fff;
  border:1px solid var(--line);border-radius:20px;
  box-shadow:var(--shadow-sm);
}
.checklist-panel h2{margin-bottom:14px;}
.checklist-panel .panel-copy p{color:var(--ink-500);font-size:15.5px;}
.checklist{display:grid;grid-template-columns:1fr;gap:12px;}
.checklist li{
  display:flex;gap:12px;padding:15px 16px;
  background:var(--surface-2);border-radius:12px;
  font-size:15px;color:var(--ink-600);
}
.checklist li svg{flex:0 0 auto;margin-top:5px;}

/* 数据块 */
.stat-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:20px;}
.stat{
  padding:24px 22px;background:#fff;
  border:1px solid var(--line);border-radius:var(--radius-card);
  box-shadow:var(--shadow-sm);
  transition:transform .18s ease,box-shadow .18s ease;
}
.stat:hover{transform:translateY(-2px);box-shadow:var(--shadow-md);}
.stat b{display:block;font-size:clamp(26px,3.4vw,34px);font-weight:700;color:var(--brand-600);line-height:1.2;}
.stat span{display:block;margin-top:8px;font-size:15px;font-weight:600;color:var(--ink-700);}
.stat small{display:block;margin-top:6px;font-size:13.5px;line-height:1.7;color:var(--ink-500);}

/* 转化带 */
.cta-band{background:var(--brand-800);padding:60px 0;color:#fff;}
.cta-inner{display:grid;grid-template-columns:1fr;gap:26px;align-items:center;}
.cta-band h2{color:#fff;margin-bottom:12px;}
.cta-band p{color:rgba(255,255,255,.78);font-size:15.5px;max-width:560px;margin-bottom:0;}
.cta-actions{display:flex;flex-wrap:wrap;gap:14px;}
.cta-band .btn-primary{background:#fff;border-color:#fff;color:var(--brand-800);border-radius:12px;}
.cta-band .btn-primary:hover{background:#EAF3EE;border-color:#EAF3EE;}
.cta-band .btn-outline{background:transparent;border-color:rgba(255,255,255,.42);color:#fff;border-radius:12px;}
.cta-band .btn-outline:hover{background:rgba(255,255,255,.12);border-color:#fff;color:#fff;}

/* 页脚 */
.site-footer{background:var(--ink-900);color:#A9B8B1;padding:64px 0 26px;font-size:14.5px;}
.footer-grid{display:grid;grid-template-columns:1fr;gap:32px;}
.footer-brand{
  display:flex;align-items:center;gap:10px;margin-bottom:14px;
  font-size:17px;font-weight:700;letter-spacing:.5px;color:#fff;
}
.footer-brand em{font-style:normal;color:var(--on-dark-link);}
.footer-grid h4{margin-bottom:16px;font-size:15px;font-weight:600;color:#fff;}
.footer-links li{margin-bottom:10px;line-height:1.6;}
.footer-links a{color:#A9B8B1;transition:color .16s ease;}
.footer-links a:hover{color:var(--on-dark-link);}
.footer-links a:focus-visible{outline:2px solid var(--on-dark-link);outline-offset:2px;border-radius:6px;}
.site-footer p{color:#9FB0A9;font-size:14px;}
.footer-bottom{
  display:flex;flex-wrap:wrap;gap:10px;justify-content:space-between;
  margin-top:38px;padding-top:20px;
  border-top:1px solid rgba(255,255,255,.12);
  font-size:13.5px;color:#8B9A94;
}

/* 响应式 */
@media (min-width:768px){
  .stagger-grid{grid-template-columns:1fr 1fr;gap:24px;}
  .checklist{grid-template-columns:1fr 1fr;}
  .footer-grid{grid-template-columns:1fr 1fr;}
  .stat-grid{grid-template-columns:repeat(2,1fr);}
}
@media (min-width:1024px){
  .intro-grid{grid-template-columns:7fr 5fr;gap:48px;}
  .stagger-col-b{margin-top:56px;}
  .checklist-panel{grid-template-columns:5fr 7fr;gap:48px;padding:40px;align-items:start;}
  .stat-grid{grid-template-columns:repeat(4,1fr);gap:22px;}
  .cta-inner{grid-template-columns:1.5fr 1fr;gap:44px;}
  .footer-grid{grid-template-columns:1.6fr 1fr 1fr 1.2fr;gap:40px;}
}
@media (max-width:1023px){
  .main-nav{display:none;}
  .nav-search{display:none;}
  .menu-toggle{display:inline-flex;}
}
@media (max-width:767px){
  :root{--section-y:54px;}
  body{font-size:16px;}
  .container{padding:0 16px;}
  .site-header .header-inner{height:56px;gap:12px;}
  .page-head{padding:24px 0 32px;}
  .page-lead{font-size:15.5px;margin-bottom:20px;}
  .info-card{padding:18px;}
  .checklist-panel{padding:22px;}
  .cta-band{padding:48px 0;}
}
@media (max-width:520px){
  .logo{font-size:15px;gap:8px;letter-spacing:.2px;}
  .logo svg{width:20px;height:20px;}
  .btn-sm{padding:0 14px;font-size:13.5px;}
  .footer-bottom{flex-direction:column;gap:6px;}
}

/* roulang page: category2 */
:root{
  --brand-600:#0E9F6E;
  --brand-700:#0A8A5F;
  --brand-800:#0A5C42;
  --brand-050:#E7F5EF;
  --accent-500:#FF6A2B;
  --accent-050:#FFF1E9;
  --highlight-400:#FFD166;
  --bg:#F6F7F3;
  --surface:#FFFFFF;
  --surface-2:#EEF1EA;
  --ink-900:#0D1412;
  --ink-700:#1C2422;
  --ink-600:#39443F;
  --ink-500:#5B6763;
  --line:#E3E7E0;
  --radius-card:16px;
  --radius-img:14px;
  --radius-input:12px;
  --radius-pill:999px;
  --shadow-sm:0 1px 2px rgba(13,20,18,.06);
  --shadow-md:0 8px 24px -12px rgba(13,20,18,.18);
  --font-stack:'PingFang SC','Hiragino Sans GB','Microsoft YaHei',system-ui,-apple-system,'Segoe UI',sans-serif;
  --section-y:84px;
  --gap:22px;
}
*,*::before,*::after{box-sizing:border-box;}
html{-webkit-text-size-adjust:100%;}
html body.site-body{
  margin:0;
  font-family:var(--font-stack);
  background:var(--bg);
  color:var(--ink-600);
  font-size:16.5px;
  line-height:1.8;
  -webkit-font-smoothing:antialiased;
}
img{display:block;max-width:100%;height:auto;}
a{color:inherit;text-decoration:none;}
button,input{font:inherit;color:inherit;}
h1,h2,h3,h4,p,ul,ol,figure{margin:0;}
ul,ol{padding:0;}
.container{width:100%;max-width:1200px;margin:0 auto;padding:0 20px;}
.section{padding:var(--section-y) 0;}
.section-alt{background:var(--surface-2);border-top:1px solid var(--line);border-bottom:1px solid var(--line);}

/* ---------- 按钮 ---------- */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  border-radius:var(--radius-pill);
  font-weight:600;font-size:15px;line-height:1;
  padding:13px 24px;border:1px solid transparent;cursor:pointer;
  transition:background-color .18s ease,color .18s ease,transform .18s ease,box-shadow .18s ease,border-color .18s ease;
  white-space:nowrap;
}
.btn-primary{background:var(--brand-600);color:#fff;box-shadow:var(--shadow-sm);}
.btn-primary:hover{background:var(--brand-700);transform:translateY(-2px);box-shadow:var(--shadow-md);}
.btn-ghost{background:#fff;color:var(--ink-700);border-color:var(--line);}
.btn-ghost:hover{border-color:var(--brand-600);color:var(--brand-700);transform:translateY(-2px);box-shadow:var(--shadow-md);}
.btn-sm{padding:10px 18px;font-size:14px;}
.btn:focus-visible,summary:focus-visible,a:focus-visible,input:focus-visible{
  outline:2px solid var(--brand-600);outline-offset:2px;
}
.btn[disabled]{opacity:.4;pointer-events:none;}
.link-text{color:var(--brand-700);font-weight:600;text-decoration:underline;text-underline-offset:3px;text-decoration-thickness:1px;}
.link-text:hover{color:var(--brand-600);}

/* ---------- 顶栏 ---------- */
.site-header{
  position:sticky;top:0;z-index:60;
  background:#fff;border-bottom:1px solid var(--line);box-shadow:var(--shadow-sm);
  transition:box-shadow .2s ease;
}
.site-header.is-scrolled{box-shadow:var(--shadow-md);}
.header-inner{height:64px;display:flex;align-items:center;gap:24px;}
.brand{display:flex;align-items:center;gap:10px;font-weight:700;letter-spacing:.5px;font-size:18px;color:var(--ink-700);flex-shrink:0;}
.brand em{font-style:normal;color:var(--brand-600);}
.main-nav{display:flex;align-items:center;gap:28px;margin-left:8px;}
.nav-link{
  position:relative;font-size:15px;color:var(--ink-600);padding:6px 0;transition:color .18s ease;
}
.nav-link::after{
  content:"";position:absolute;left:0;right:0;bottom:-2px;height:2px;border-radius:2px;
  background:var(--brand-600);transform:scaleX(0);transform-origin:left;transition:transform .18s ease;
}
.nav-link:hover{color:var(--brand-700);}
.nav-link:hover::after{transform:scaleX(1);}
.nav-link.is-active{color:var(--brand-700);font-weight:600;}
.nav-link.is-active::after{transform:scaleX(1);}
.header-actions{margin-left:auto;display:flex;align-items:center;gap:14px;}
.nav-search{position:relative;display:flex;align-items:center;}
.nav-search input{
  width:220px;height:38px;border-radius:var(--radius-pill);
  border:1px solid transparent;background:var(--bg);
  padding:0 16px 0 38px;font-size:14px;color:var(--ink-700);
  transition:background-color .18s ease,border-color .18s ease,box-shadow .18s ease;
}
.nav-search input::placeholder{color:var(--ink-500);}
.nav-search input:focus{background:#fff;border-color:var(--brand-600);box-shadow:0 0 0 1.5px var(--brand-600);outline:none;}
.nav-search svg{position:absolute;left:13px;top:50%;transform:translateY(-50%);pointer-events:none;}
.nav-toggle{
  display:none;width:40px;height:40px;border-radius:12px;border:1px solid var(--line);
  background:#fff;align-items:center;justify-content:center;cursor:pointer;
}
.nav-toggle:hover{border-color:var(--brand-600);}
.mobile-drawer{
  display:none;background:#fff;border-bottom:1px solid var(--line);
  padding:8px 20px 20px;
}
.mobile-drawer.is-open{display:block;}
.mobile-drawer a{
  display:flex;align-items:center;height:44px;font-size:15px;color:var(--ink-600);
  border-bottom:1px solid var(--line);padding-left:12px;
}
.mobile-drawer a.is-active{color:var(--brand-700);font-weight:600;border-left:3px solid var(--brand-600);padding-left:9px;}

/* ---------- 页头带 ---------- */
.page-head{
  background:var(--surface-2);
  border-bottom:1px solid var(--line);
  padding:44px 0 40px;
  position:relative;
}
.page-head::before{
  content:"";position:absolute;left:0;top:0;right:0;height:3px;
  background:linear-gradient(90deg,var(--brand-600),rgba(14,159,110,.15));
}
.breadcrumb{
  display:flex;flex-wrap:wrap;align-items:center;gap:8px;
  font-size:13.5px;color:var(--ink-500);margin-bottom:18px;
}
.breadcrumb a{color:var(--ink-500);}
.breadcrumb a:hover{color:var(--brand-700);}
.breadcrumb .sep{color:#B9C2BA;}
.breadcrumb .current{color:var(--ink-500);}
.page-head h1{
  font-size:clamp(26px,4vw,40px);line-height:1.3;font-weight:700;color:var(--ink-700);
  letter-spacing:.2px;margin-bottom:14px;max-width:900px;
}
.page-lead{
  font-size:16.5px;color:var(--ink-600);max-width:760px;line-height:1.8;
}
.cat-pills{display:flex;flex-wrap:wrap;gap:10px;margin-top:22px;}
.pill{
  display:inline-flex;align-items:center;height:36px;padding:0 18px;border-radius:var(--radius-pill);
  font-size:14px;border:1px solid var(--line);background:#fff;color:var(--ink-600);
  transition:border-color .18s ease,color .18s ease,background-color .18s ease,transform .18s ease;
}
.pill:hover{border-color:var(--brand-600);color:var(--brand-700);transform:translateY(-1px);}
.pill.is-active{background:var(--brand-600);border-color:var(--brand-600);color:#fff;font-weight:600;}
.pill.is-active:hover{background:var(--brand-700);color:#fff;}

/* ---------- 通用区块标题 ---------- */
.section-head{display:flex;align-items:flex-end;justify-content:space-between;gap:20px;margin-bottom:28px;flex-wrap:wrap;}
.section-head h2{
  font-size:clamp(22px,2.6vw,28px);font-weight:700;color:var(--ink-700);line-height:1.35;
}
.section-head p{font-size:15px;color:var(--ink-500);max-width:640px;margin-top:8px;}

/* ---------- 时间线 ---------- */
.timeline{position:relative;padding-left:36px;}
.timeline::before{
  content:"";position:absolute;left:11px;top:10px;bottom:10px;width:2px;border-radius:2px;
  background:linear-gradient(180deg,var(--brand-600),rgba(14,159,110,.12));
}
.tl-item{position:relative;margin-bottom:22px;}
.tl-item:last-child{margin-bottom:0;}
.tl-item::before{
  content:"";position:absolute;left:-31px;top:26px;width:14px;height:14px;border-radius:50%;
  background:var(--brand-600);border:3px solid var(--surface-2);
  box-shadow:0 0 0 2px rgba(14,159,110,.2);
}
.tl-card{
  background:#fff;border:1px solid var(--line);border-radius:var(--radius-card);
  padding:24px 26px;box-shadow:var(--shadow-sm);
  transition:transform .18s ease,box-shadow .18s ease,border-color .18s ease;
}
.tl-card:hover{transform:translateY(-2px);box-shadow:var(--shadow-md);border-color:#D3DED6;}
.tl-num{
  display:inline-block;font-size:13px;font-weight:700;letter-spacing:1px;
  color:var(--brand-600);background:var(--brand-050);border-radius:var(--radius-pill);
  padding:4px 12px;margin-bottom:12px;
}
.tl-card h3{font-size:19px;font-weight:600;color:var(--ink-700);margin-bottom:10px;}
.tl-card p{font-size:16px;color:var(--ink-600);line-height:1.78;}
.tl-card p + p{margin-top:8px;}

/* ---------- 卡片网格 ---------- */
.grid-3{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:var(--gap);}
.grid-2{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:28px;}
.card{
  background:#fff;border:1px solid var(--line);border-radius:var(--radius-card);
  box-shadow:var(--shadow-sm);overflow:hidden;display:flex;flex-direction:column;
  transition:transform .18s ease,box-shadow .18s ease,border-color .18s ease;
}
.card:hover{transform:translateY(-2px);box-shadow:var(--shadow-md);border-color:#D3DED6;}
.card-media{position:relative;overflow:hidden;aspect-ratio:16/9;background:#E9EDE6;}
.card-media img{width:100%;height:100%;object-fit:cover;transition:transform .25s ease;}
.card:hover .card-media img{transform:scale(1.03);}
.card-tag{
  position:absolute;left:12px;top:12px;font-size:12.5px;padding:4px 10px;border-radius:var(--radius-pill);
  background:rgba(13,20,18,.68);color:#fff;backdrop-filter:blur(2px);
}
.card-tag.is-hot{background:var(--accent-500);}
.card-body{padding:20px 22px 22px;display:flex;flex-direction:column;gap:10px;flex:1;}
.card-body h3{
  font-size:17px;font-weight:600;color:var(--ink-700);line-height:1.5;
  display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;
}
.card-body p{
  font-size:14.5px;color:var(--ink-500);line-height:1.75;
  display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;
}
.card-meta{
  margin-top:auto;display:flex;align-items:center;justify-content:space-between;
  font-size:13px;color:var(--ink-500);padding-top:12px;border-top:1px solid var(--line);
}
.badge-soft{
  display:inline-flex;align-items:center;padding:4px 10px;border-radius:var(--radius-pill);
  font-size:12.5px;background:var(--brand-050);color:var(--brand-700);font-weight:600;
}

/* ---------- 双栏：更新表 + 订阅 ---------- */
.panel{
  background:#fff;border:1px solid var(--line);border-radius:var(--radius-card);
  padding:28px 30px;box-shadow:var(--shadow-sm);
}
.panel h3{font-size:19px;font-weight:600;color:var(--ink-700);margin-bottom:6px;}
.panel > p{font-size:14.5px;color:var(--ink-500);margin-bottom:18px;}
.update-list{list-style:none;}
.update-list li{
  display:flex;align-items:flex-start;gap:14px;padding:14px 0;border-bottom:1px dashed var(--line);
}
.update-list li:last-child{border-bottom:none;padding-bottom:0;}
.update-time{
  flex-shrink:0;min-width:96px;font-size:13.5px;font-weight:600;color:var(--brand-700);
}
.update-list span:last-child{font-size:15px;color:var(--ink-600);}
.form-field{margin-bottom:16px;}
.form-field label{display:block;font-size:13px;color:var(--ink-500);margin-bottom:7px;}
.form-field input{
  width:100%;height:44px;border-radius:var(--radius-input);border:1px solid var(--line);
  background:var(--bg);padding:0 14px;font-size:15px;color:var(--ink-700);
  transition:border-color .18s ease,background-color .18s ease,box-shadow .18s ease;
}
.form-field input:focus{background:#fff;border-color:var(--brand-600);box-shadow:0 0 0 2px rgba(14,159,110,.18);outline:none;}
.form-field.is-error input{border-color:#E4572E;box-shadow:0 0 0 2px rgba(228,87,46,.15);}
.form-hint{font-size:12.5px;color:var(--ink-500);margin-top:10px;line-height:1.7;}
.form-note{font-size:12.5px;color:#C8451F;margin-top:6px;display:none;}
.form-field.is-error + .form-note{display:block;}

/* ---------- FAQ ---------- */
.faq-list{max-width:860px;}
.faq-item{
  background:#fff;border:1px solid var(--line);border-radius:14px;
  margin-bottom:12px;overflow:hidden;transition:box-shadow .18s ease,border-color .18s ease;
}
.faq-item:hover{border-color:#D3DED6;box-shadow:var(--shadow-sm);}
.faq-item summary{
  cursor:pointer;list-style:none;padding:18px 22px;font-size:16.5px;font-weight:600;
  color:var(--ink-700);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-shrink:0;width:9px;height:9px;margin-right:2px;
  border-right:2px solid var(--brand-600);border-bottom:2px solid var(--brand-600);
  transform:rotate(45deg);transition:transform .18s ease;
}
.faq-item[open]{box-shadow:inset 3px 0 0 var(--brand-600),var(--shadow-sm);border-color:#D3DED6;}
.faq-item[open] summary::after{transform:rotate(-135deg);}
.faq-body{padding:0 22px 20px;font-size:15.5px;color:var(--ink-600);line-height:1.8;}

/* ---------- CTA 带 ---------- */
.cta-band{background:var(--brand-800);padding:52px 0;}
.cta-inner{display:flex;align-items:center;justify-content:space-between;gap:28px;flex-wrap:wrap;}
.cta-inner h2{font-size:clamp(20px,2.4vw,26px);font-weight:700;color:#fff;margin-bottom:8px;}
.cta-inner p{font-size:15px;color:rgba(255,255,255,.78);}
.cta-actions{display:flex;gap:14px;flex-wrap:wrap;}
.cta-actions .btn-primary:hover{background:#0FBF85;}
.cta-actions .btn-ghost{background:transparent;color:#fff;border-color:rgba(255,255,255,.45);}
.cta-actions .btn-ghost:hover{background:rgba(255,255,255,.1);border-color:#fff;color:#fff;}

/* ---------- 页脚 ---------- */
.site-footer{background:var(--brand-800);color:rgba(255,255,255,.78);padding:56px 0 24px;}
.footer-grid{display:grid;grid-template-columns:1.5fr 1fr 1fr 1fr;gap:34px;}
.footer-brand{display:flex;align-items:center;gap:10px;font-size:18px;font-weight:700;color:#fff;letter-spacing:.5px;margin-bottom:14px;}
.footer-brand em{font-style:normal;color:#4AD3A2;}
.site-footer p{font-size:14px;line-height:1.8;color:rgba(255,255,255,.72);}
.site-footer h4{font-size:15px;font-weight:600;color:#fff;margin-bottom:14px;}
.footer-links{list-style:none;}
.footer-links li{margin-bottom:10px;}
.footer-links a{font-size:14px;color:rgba(255,255,255,.75);transition:color .18s ease;}
.footer-links a:hover{color:#4AD3A2;}
.footer-bottom{
  margin-top:40px;padding-top:20px;border-top:1px solid rgba(255,255,255,.16);
  display:flex;align-items:center;justify-content:space-between;gap:16px;flex-wrap:wrap;
  font-size:13px;color:rgba(255,255,255,.62);
}

/* ---------- 响应式 ---------- */
@media (max-width:1024px){
  :root{--section-y:64px;}
  .main-nav{display:none;}
  .nav-toggle{display:inline-flex;}
  .nav-search input{width:180px;}
  .footer-grid{grid-template-columns:1fr 1fr;gap:28px;}
  .grid-3{grid-template-columns:repeat(2,minmax(0,1fr));}
}
@media (max-width:768px){
  :root{--section-y:52px;--gap:18px;}
  html body.site-body{font-size:16px;}
  .container{padding:0 16px;}
  .header-inner{height:56px;gap:12px;}
  .brand{font-size:16px;letter-spacing:.2px;}
  .nav-search{display:none;}
  .grid-3{grid-template-columns:1fr;}
  .grid-2{grid-template-columns:1fr;gap:20px;}
  .page-head{padding:32px 0 30px;}
  .timeline{padding-left:28px;}
  .timeline::before{left:7px;}
  .tl-item::before{left:-25px;width:12px;height:12px;top:24px;}
  .tl-card{padding:20px 20px;}
  .panel{padding:22px 20px;}
  .cta-band{padding:40px 0;}
  .cta-inner{flex-direction:column;align-items:flex-start;}
  .footer-bottom{flex-direction:column;align-items:flex-start;gap:8px;}
}
@media (max-width:520px){
  .brand{font-size:15px;}
  .cat-pills{gap:8px;}
  .pill{height:34px;padding:0 14px;font-size:13px;}
  .btn{padding:12px 20px;}
  .footer-grid{grid-template-columns:1fr;}
}

/* roulang page: category3 */
:root{
  --brand-600:#0E9F6E;
  --brand-700:#0A8A5F;
  --brand-800:#0A5C42;
  --accent-500:#FF6A2B;
  --highlight-400:#FFD166;
  --bg:#F6F7F3;
  --surface:#FFFFFF;
  --surface-2:#EEF1EA;
  --ink-900:#0D1412;
  --ink-700:#1C2422;
  --ink-600:#39443F;
  --ink-500:#5B6763;
  --line:#E3E7E0;
  --radius-card:16px;
  --radius-img:14px;
  --radius-input:12px;
  --radius-pill:999px;
  --shadow-sm:0 1px 2px rgba(13,20,18,.06);
  --shadow-md:0 8px 24px -12px rgba(13,20,18,.18);
  --font-stack:'PingFang SC','Hiragino Sans GB','Microsoft YaHei',system-ui,-apple-system,'Segoe UI',sans-serif;
  --sec-y:88px;
}
*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth}
body{
  margin:0;
  font-family:var(--font-stack);
  background:var(--bg);
  color:var(--ink-600);
  font-size:16.5px;
  line-height:1.8;
}
img{max-width:100%;display:block;object-fit:cover;background:#EDEFEA}
a{color:inherit;text-decoration:none}
button{font-family:inherit;cursor:pointer}
ul,ol{margin:0;padding:0;list-style:none}
h1,h2,h3,h4{margin:0;color:var(--ink-700);font-weight:700;line-height:1.35}
p{margin:0}
:focus-visible{outline:2px solid var(--brand-600);outline-offset:2px;border-radius:8px}

/* ---------- 布局 ---------- */
.container{width:100%;max-width:1200px;margin:0 auto;padding:0 20px}
.section{padding:var(--sec-y) 0}
.section--tight{padding:56px 0}
.section-head{display:flex;align-items:flex-end;justify-content:space-between;gap:20px;margin-bottom:26px;flex-wrap:wrap}
.section-head h2{font-size:clamp(22px,2.6vw,28px);font-weight:700}
.section-head .sub{font-size:14.5px;color:var(--ink-500);margin-top:8px}
.rule{height:1px;background:var(--line);border:0;margin:0}
.band{background:var(--surface-2);border-top:1px solid var(--line);border-bottom:1px solid var(--line)}

/* ---------- 顶部导航 ---------- */
.site-header{
  position:sticky;top:0;z-index:60;background:#fff;
  border-bottom:1px solid var(--line);
  box-shadow:var(--shadow-sm);
  transition:box-shadow .18s ease;
}
.site-header.is-scrolled{box-shadow:var(--shadow-md)}
.header-inner{display:flex;align-items:center;gap:26px;height:64px}
.brand{display:flex;align-items:center;gap:9px;flex:none;font-size:17px;font-weight:700;letter-spacing:.5px;color:var(--ink-700)}
.brand em{font-style:normal;color:var(--brand-600)}
.brand svg{flex:none}
.main-nav{display:flex;align-items:center;gap:28px}
.nav-link{position:relative;font-size:15px;color:var(--ink-600);padding:8px 0;transition:color .16s ease}
.nav-link:hover{color:var(--brand-600)}
.nav-link.is-active{color:var(--brand-600);font-weight:600}
.nav-link.is-active::after{content:"";position:absolute;left:0;right:0;bottom:2px;height:2px;border-radius:2px;background:var(--brand-600)}
.header-actions{margin-left:auto;display:flex;align-items:center;gap:12px}
.search-box{
  display:flex;align-items:center;gap:8px;height:38px;width:220px;padding:0 14px;
  background:var(--bg);border:1px solid var(--line);border-radius:var(--radius-pill);
  transition:border-color .16s ease,background .16s ease,box-shadow .16s ease;
}
.search-box:focus-within{background:#fff;border-color:var(--brand-600);box-shadow:0 0 0 2px rgba(14,159,110,.16)}
.search-box input{border:0;outline:none;background:transparent;font-size:14px;color:var(--ink-700);width:100%}
.search-box input::placeholder{color:var(--ink-500)}
.nav-toggle{
  display:none;align-items:center;justify-content:center;width:40px;height:40px;
  background:#fff;border:1px solid var(--line);border-radius:12px;color:var(--ink-700);
  transition:border-color .16s ease,color .16s ease;
}
.nav-toggle:hover{border-color:var(--brand-600);color:var(--brand-600)}
.drawer{
  position:fixed;top:0;right:0;bottom:0;width:280px;max-width:84vw;background:#fff;
  border-left:1px solid var(--line);box-shadow:var(--shadow-md);
  transform:translateX(102%);transition:transform .2s ease;z-index:80;
  padding:20px 0;overflow-y:auto;
}
.drawer.is-open{transform:translateX(0)}
.drawer-head{display:flex;align-items:center;justify-content:space-between;padding:0 20px 14px;border-bottom:1px solid var(--line)}
.drawer-head strong{font-size:15px;color:var(--ink-700)}
.drawer-close{background:transparent;border:0;font-size:22px;line-height:1;color:var(--ink-500)}
.drawer-nav a{display:flex;align-items:center;height:44px;padding:0 20px;font-size:15px;color:var(--ink-600);border-left:3px solid transparent}
.drawer-nav a:hover{background:var(--surface-2);color:var(--brand-600)}
.drawer-nav a.is-active{color:var(--brand-600);font-weight:600;border-left-color:var(--brand-600);background:var(--surface-2)}
.backdrop{position:fixed;inset:0;background:rgba(13,20,18,.4);opacity:0;visibility:hidden;transition:opacity .2s ease;z-index:70}
.backdrop.is-open{opacity:1;visibility:visible}

/* ---------- 按钮 ---------- */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  height:42px;padding:0 22px;border-radius:var(--radius-pill);
  font-size:15px;font-weight:600;border:1px solid transparent;
  transition:background-color .16s ease,color .16s ease,border-color .16s ease,transform .16s ease,box-shadow .16s ease;
}
.btn:hover{transform:translateY(-1px)}
.btn:active{transform:translateY(0)}
.btn-primary{background:var(--brand-600);color:#fff;box-shadow:var(--shadow-sm)}
.btn-primary:hover{background:var(--brand-700);box-shadow:var(--shadow-md)}
.btn-outline{background:#fff;border-color:var(--line);color:var(--ink-700)}
.btn-outline:hover{border-color:var(--brand-600);color:var(--brand-600)}
.btn-light{background:rgba(255,255,255,.14);border-color:rgba(255,255,255,.42);color:#fff}
.btn-light:hover{background:rgba(255,255,255,.24)}
.btn-sm{height:38px;padding:0 18px;font-size:14px}
.btn-text{display:inline-flex;align-items:center;gap:6px;color:var(--brand-600);font-weight:600;font-size:15px;text-decoration:underline;text-underline-offset:3px;text-decoration-thickness:1px}
.btn-text:hover{color:var(--brand-700)}

/* ---------- 徽章 / 标签 ---------- */
.badge{display:inline-flex;align-items:center;height:24px;padding:0 10px;border-radius:var(--radius-pill);font-size:12.5px;line-height:1;white-space:nowrap}
.badge-brand{background:rgba(14,159,110,.12);color:var(--brand-700)}
.badge-heat{background:rgba(255,106,43,.13);color:#C44C16}
.badge-dark{background:rgba(13,20,18,.68);color:#fff}

/* ---------- 分类页头带 ---------- */
.cat-hero{position:relative;background:var(--surface-2);border-bottom:1px solid var(--line);padding:34px 0 30px;overflow:hidden}
.cat-hero::before{content:"";position:absolute;top:0;left:0;right:0;height:3px;background:linear-gradient(90deg,var(--brand-600) 0%,var(--accent-500) 62%,rgba(255,106,43,0) 100%)}
.crumb{display:flex;flex-wrap:wrap;align-items:center;gap:8px;font-size:13.5px;color:var(--ink-500)}
.crumb a{transition:color .16s ease}
.crumb a:hover{color:var(--brand-600)}
.crumb .sep{color:#B4BCB6}
.cat-hero h1{
  font-size:clamp(26px,4vw,40px);font-weight:700;letter-spacing:.4px;
  margin:18px 0 14px;color:var(--ink-900);line-height:1.28;
}
.cat-hero h1 em{font-style:normal;color:var(--brand-600)}
.cat-lead{max-width:760px;font-size:16.5px;color:var(--ink-600)}
.cat-pills{display:flex;flex-wrap:wrap;gap:10px;margin-top:24px}
.cat-pill{
  display:inline-flex;align-items:center;height:34px;padding:0 16px;border-radius:var(--radius-pill);
  border:1px solid var(--line);background:#fff;color:var(--ink-600);font-size:14px;
  transition:border-color .16s ease,color .16s ease,background-color .16s ease,transform .16s ease;
}
.cat-pill:hover{border-color:var(--brand-600);color:var(--brand-600);transform:translateY(-1px)}
.cat-pill.is-active{background:var(--brand-600);border-color:var(--brand-600);color:#fff;font-weight:600}

/* ---------- 数据条 ---------- */
.stat-row{display:grid;grid-template-columns:repeat(4,1fr);gap:0;background:#fff;border:1px solid var(--line);border-radius:var(--radius-card);box-shadow:var(--shadow-sm);overflow:hidden}
.stat-item{padding:20px 22px;border-right:1px solid var(--line)}
.stat-item:last-child{border-right:0}
.stat-num{font-size:23px;font-weight:700;color:var(--brand-600);line-height:1.2}
.stat-label{font-size:13.5px;color:var(--ink-500);margin-top:4px}

/* ---------- 竖版片段卡横滑 ---------- */
.hscroll{
  display:flex;gap:18px;overflow-x:auto;scroll-snap-type:x mandatory;
  padding:4px 4px 18px;margin:0 -4px;-webkit-overflow-scrolling:touch;
}
.hscroll::-webkit-scrollbar{height:6px}
.hscroll::-webkit-scrollbar-thumb{background:#CFD6CE;border-radius:999px}
.hscroll::-webkit-scrollbar-track{background:transparent}
.vcard{flex:0 0 calc((100% - 54px) / 4);scroll-snap-align:start;min-width:0}
.vcard-media{position:relative;aspect-ratio:9 / 16;border-radius:var(--radius-img);overflow:hidden;border:1px solid var(--line);background:#EDEFEA}
.vcard-media img{width:100%;height:100%;transition:transform .2s ease}
.vcard:hover .vcard-media img{transform:scale(1.03)}
.vcard-media::after{content:"";position:absolute;inset:auto 0 0 0;height:48%;background:linear-gradient(180deg,rgba(13,20,18,0) 0%,rgba(13,20,18,.55) 100%)}
.play-btn{
  position:absolute;left:50%;top:50%;transform:translate(-50%,-50%);
  width:46px;height:46px;border-radius:50%;background:var(--brand-600);
  display:flex;align-items:center;justify-content:center;z-index:2;
  box-shadow:0 6px 18px -8px rgba(13,20,18,.5);transition:background-color .16s ease,transform .16s ease;
}
.vcard:hover .play-btn{background:var(--brand-700);transform:translate(-50%,-50%) scale(1.06)}
.badge-time{position:absolute;right:10px;bottom:10px;z-index:2}
.vcard-title{font-size:15.5px;font-weight:600;color:var(--ink-700);margin-top:12px;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;line-height:1.5}
.vcard-meta{margin-top:8px}

/* ---------- 编号清单 ---------- */
.pick-wrap{background:var(--surface-2);border:1px solid var(--line);border-radius:var(--radius-card);padding:8px 26px}
.pick-item{display:flex;align-items:center;gap:20px;padding:20px 0;border-bottom:1px solid var(--line)}
.pick-item:last-child{border-bottom:0}
.pick-no{flex:none;width:56px;font-size:clamp(24px,3vw,32px);font-weight:700;color:var(--brand-600);line-height:1;letter-spacing:.5px}
.pick-thumb{flex:none;width:76px;height:76px;border-radius:12px;border:1px solid var(--line)}
.pick-body{min-width:0}
.pick-body h3{font-size:17px;font-weight:600;color:var(--ink-700)}
.pick-body p{font-size:14.5px;color:var(--ink-500);margin-top:6px}
.pick-item:hover .pick-body h3{color:var(--brand-700)}

/* ---------- 误区卡 ---------- */
.typo-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:22px}
.typo-card{background:#fff;border:1px solid var(--line);border-radius:var(--radius-card);box-shadow:var(--shadow-sm);padding:24px;transition:box-shadow .18s ease,transform .18s ease}
.typo-card:hover{box-shadow:var(--shadow-md);transform:translateY(-2px)}
.typo-card h3{font-size:18px;margin-bottom:10px}
.typo-card p{font-size:15px;color:var(--ink-600)}
.typo-tag{display:inline-flex;height:24px;align-items:center;padding:0 10px;border-radius:var(--radius-pill);background:rgba(255,106,43,.13);color:#C44C16;font-size:12.5px;margin-bottom:12px}

/* ---------- FAQ ---------- */
.faq-list{max-width:900px}
.faq-item{background:#fff;border:1px solid var(--line);border-radius:14px;margin-bottom:12px;overflow:hidden;transition:border-color .18s ease,box-shadow .18s ease}
.faq-item[open]{border-color:#CFE5DB;border-left:3px solid var(--brand-600);box-shadow:var(--shadow-sm)}
.faq-item summary{
  list-style:none;cursor:pointer;padding:16px 20px;font-size:16px;font-weight:600;color:var(--ink-700);
  display:flex;align-items:center;justify-content:space-between;gap:16px;
}
.faq-item summary::-webkit-details-marker{display:none}
.faq-item summary::after{content:"+";font-size:20px;color:var(--brand-600);line-height:1;transition:transform .18s ease}
.faq-item[open] summary::after{content:"−";transform:rotate(0deg)}
.faq-body{padding:0 20px 18px;font-size:15px;color:var(--ink-600);line-height:1.8}

/* ---------- 转化带 ---------- */
.cta-band{background:var(--brand-800);border-top:1px solid rgba(255,255,255,.08)}
.cta-inner{display:flex;align-items:center;justify-content:space-between;gap:26px;padding:44px 0;flex-wrap:wrap}
.cta-inner h2{color:#fff;font-size:clamp(20px,2.4vw,26px)}
.cta-inner p{color:rgba(255,255,255,.76);font-size:15px;margin-top:10px;max-width:520px}
.cta-actions{display:flex;gap:12px;flex-wrap:wrap}

/* ---------- 页脚 ---------- */
.site-footer{background:var(--ink-900);color:rgba(255,255,255,.72);padding:56px 0 26px;font-size:14.5px}
.footer-grid{display:grid;grid-template-columns:1.5fr 1fr 1fr 1.2fr;gap:34px}
.footer-brand{display:flex;align-items:center;gap:9px;color:#fff;font-weight:700;font-size:16.5px;letter-spacing:.5px;margin-bottom:14px}
.footer-brand em{font-style:normal;color:var(--brand-600)}
.site-footer h4{color:#fff;font-size:15px;margin-bottom:14px;font-weight:600}
.footer-links li{margin-bottom:10px}
.footer-links a{color:rgba(255,255,255,.72);transition:color .16s ease}
.footer-links a:hover{color:var(--brand-600)}
.site-footer p{color:rgba(255,255,255,.6)}
.footer-bottom{
  margin-top:34px;padding-top:20px;border-top:1px solid rgba(255,255,255,.12);
  display:flex;align-items:center;justify-content:space-between;gap:14px;flex-wrap:wrap;
  font-size:13.5px;color:rgba(255,255,255,.55);
}

/* ---------- 响应式 ---------- */
@media (max-width:1024px){
  .main-nav{display:none}
  .search-box{display:none}
  .nav-toggle{display:inline-flex}
  .vcard{flex:0 0 calc((100% - 18px) / 2)}
  .footer-grid{grid-template-columns:1fr 1fr;gap:28px}
  .stat-row{grid-template-columns:repeat(2,1fr)}
  .stat-item:nth-child(2){border-right:0}
  .stat-item:nth-child(1),
  .stat-item:nth-child(2){border-bottom:1px solid var(--line)}
}
@media (max-width:768px){
  :root{--sec-y:52px}
  .header-inner{height:56px;gap:14px}
  .brand{font-size:15.5px;letter-spacing:.2px}
  .typo-grid{grid-template-columns:1fr}
  .cta-inner{padding:36px 0}
  .pick-wrap{padding:6px 18px}
  .pick-item{gap:14px}
  .pick-thumb{width:62px;height:62px}
  .pick-no{width:44px}
}
@media (max-width:640px){
  .vcard{flex:0 0 68%}
  .cat-hero{padding:26px 0 24px}
  .cat-lead{font-size:16px}
  .footer-grid{grid-template-columns:1fr}
}
@media (max-width:520px){
  .container{padding:0 16px}
  .stat-row{grid-template-columns:1fr}
  .stat-item{border-right:0;border-bottom:1px solid var(--line)}
  .stat-item:last-child{border-bottom:0}
  .pick-item{align-items:flex-start;flex-wrap:wrap}
  .pick-thumb{width:100%;height:120px}
}

/* roulang page: category4 */
:root{
  --brand-600:#0E9F6E;
  --brand-700:#0A8A5F;
  --brand-800:#0A5C42;
  --brand-300:#8FDCC2;
  --accent-500:#FF6A2B;
  --accent-100:#FFEDE4;
  --highlight-400:#FFD166;
  --bg:#F6F7F3;
  --surface:#FFFFFF;
  --surface-2:#EEF1EA;
  --ink-900:#0D1412;
  --ink-700:#1C2422;
  --ink-600:#39443F;
  --ink-500:#5B6763;
  --line:#E3E7E0;
  --radius-card:16px;
  --radius-img:14px;
  --radius-pill:999px;
  --shadow-sm:0 1px 2px rgba(13,20,18,.06);
  --shadow-md:0 8px 24px -12px rgba(13,20,18,.18);
  --font-stack:'PingFang SC','Hiragino Sans GB','Microsoft YaHei',system-ui,-apple-system,'Segoe UI',sans-serif;
}
*{box-sizing:border-box;}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth;}
body{
  margin:0;
  font-family:var(--font-stack);
  font-size:16.5px;
  line-height:1.8;
  color:var(--ink-600);
  background:var(--bg);
  -webkit-font-smoothing:antialiased;
}
img{display:block;max-width:100%;object-fit:cover;background:#E9ECE6;}
a{color:inherit;text-decoration:none;}
button,input{font-family:inherit;font-size:inherit;color:inherit;}
h1,h2,h3,h4{margin:0;color:var(--ink-700);line-height:1.4;letter-spacing:.2px;}
h1{font-size:clamp(26px,4vw,40px);font-weight:700;}
h2{font-size:clamp(22px,2.6vw,28px);font-weight:700;}
h3{font-size:19px;font-weight:600;}
p{margin:0 0 18px;}
p:last-child{margin-bottom:0;}
ul,ol{margin:0 0 18px;padding-left:1.4em;}
li{margin-bottom:8px;}
:focus-visible{outline:2px solid var(--brand-600);outline-offset:2px;border-radius:6px;}

.container{max-width:1200px;margin:0 auto;padding:0 20px;}
.section{padding:76px 0;}
.section--tight{padding:52px 0;}
.section--alt{background:var(--surface-2);}
.section-head{margin-bottom:34px;}
.section-head h2{margin-bottom:10px;}
.section-head .section-sub{color:var(--ink-500);font-size:15px;max-width:640px;}
.section-eyebrow{display:inline-flex;align-items:center;gap:8px;font-size:13px;letter-spacing:1.4px;color:var(--brand-700);text-transform:uppercase;font-weight:600;margin-bottom:12px;}
.section-eyebrow::before{content:"";width:20px;height:3px;border-radius:2px;background:var(--brand-600);}

/* ===== Header ===== */
.site-header{
  position:sticky;top:0;z-index:80;background:#fff;
  border-bottom:1px solid var(--line);
  box-shadow:var(--shadow-sm);
  transition:box-shadow .2s ease;
}
.site-header.is-scrolled{box-shadow:var(--shadow-md);}
.header-inner{position:relative;display:flex;align-items:center;gap:28px;height:64px;}
.brand{display:flex;align-items:center;gap:9px;flex-shrink:0;}
.brand-text{font-size:18px;font-weight:700;letter-spacing:.5px;color:var(--ink-700);white-space:nowrap;}
.brand-text em{font-style:normal;color:var(--brand-600);}
.main-nav{display:flex;align-items:center;gap:28px;margin-left:6px;}
.main-nav .nav-link{position:relative;font-size:15px;color:var(--ink-600);padding:6px 0;transition:color .18s ease;}
.main-nav .nav-link::after{content:"";position:absolute;left:0;right:0;bottom:-3px;height:2px;background:var(--brand-600);transform:scaleX(0);transition:transform .18s ease;}
.main-nav .nav-link:hover{color:var(--brand-700);}
.main-nav .nav-link:hover::after,
.main-nav .nav-link.is-active::after{transform:scaleX(1);}
.main-nav .nav-link.is-active{color:var(--brand-700);font-weight:600;}
.header-actions{margin-left:auto;display:flex;align-items:center;gap:12px;}
.search-box{
  display:flex;align-items:center;gap:8px;
  width:220px;height:38px;padding:0 14px;
  background:var(--bg);border:1px solid transparent;border-radius:var(--radius-pill);
  transition:background .18s ease,border-color .18s ease,box-shadow .18s ease;
}
.search-box svg{flex-shrink:0;}
.search-box input{border:0;background:transparent;outline:none;width:100%;font-size:14px;}
.search-box input::placeholder{color:var(--ink-500);}
.search-box:focus-within{background:#fff;border-color:var(--brand-600);box-shadow:0 0 0 3px rgba(14,159,110,.14);}
.search-toggle,.menu-toggle{
  display:none;width:38px;height:38px;align-items:center;justify-content:center;
  background:#fff;border:1px solid var(--line);border-radius:12px;cursor:pointer;
  transition:border-color .18s ease,transform .18s ease;
}
.search-toggle:hover,.menu-toggle:hover{border-color:var(--brand-600);transform:translateY(-1px);}
/* ===== Buttons ===== */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  height:44px;padding:0 24px;border-radius:var(--radius-pill);
  font-size:15px;font-weight:600;cursor:pointer;border:1px solid transparent;
  transition:background-color .18s ease,color .18s ease,border-color .18s ease,transform .18s ease,box-shadow .18s ease;
  white-space:nowrap;
}
.btn-primary{background:var(--brand-600);color:#fff;}
.btn-primary:hover{background:var(--brand-700);transform:translateY(-2px);box-shadow:var(--shadow-md);}
.btn-secondary{background:#fff;border-color:var(--line);color:var(--ink-700);}
.btn-secondary:hover{border-color:var(--brand-600);color:var(--brand-700);transform:translateY(-2px);box-shadow:var(--shadow-sm);}
.btn-ghost-light{background:transparent;border-color:rgba(255,255,255,.45);color:#fff;}
.btn-ghost-light:hover{background:rgba(255,255,255,.12);transform:translateY(-2px);}
.btn-sm{height:38px;padding:0 18px;font-size:14px;}
.btn[disabled],.btn.is-disabled{opacity:.4;pointer-events:none;}
.text-link{color:var(--brand-700);font-size:14.5px;font-weight:600;text-decoration:underline;text-underline-offset:3px;transition:color .18s ease;}
.text-link:hover{color:var(--brand-800);}

/* ===== Mobile drawer ===== */
.mobile-drawer{
  position:fixed;top:56px;right:0;bottom:0;width:82%;max-width:320px;
  background:#fff;box-shadow:-14px 0 36px -22px rgba(13,20,18,.45);
  transform:translateX(106%);transition:transform .22s ease;
  z-index:70;padding:14px 0;overflow-y:auto;
}
.mobile-drawer.is-open{transform:translateX(0);}
.mobile-drawer .nav-link{
  display:flex;align-items:center;min-height:44px;padding:0 20px;
  font-size:15.5px;color:var(--ink-600);border-left:3px solid transparent;
}
.mobile-drawer .nav-link.is-active{color:var(--brand-700);border-left-color:var(--brand-600);background:var(--surface-2);font-weight:600;}
.mobile-drawer .drawer-label{font-size:12.5px;letter-spacing:1.2px;color:var(--ink-500);padding:10px 20px 6px;}

/* ===== Page hero band ===== */
.page-hero{position:relative;background:var(--surface-2);border-bottom:1px solid var(--line);padding:48px 0 42px;}
.page-hero::before{
  content:"";position:absolute;top:0;left:0;right:0;height:3px;
  background:linear-gradient(90deg,var(--brand-600) 0%,var(--brand-600) 36%,var(--accent-500) 68%,var(--highlight-400) 100%);
}
.breadcrumb{display:flex;align-items:center;gap:8px;font-size:13.5px;color:var(--ink-500);margin-bottom:18px;flex-wrap:wrap;}
.breadcrumb a{color:var(--ink-500);transition:color .18s ease;}
.breadcrumb a:hover{color:var(--brand-700);}
.breadcrumb .current{color:var(--ink-500);}
.page-hero h1{max-width:900px;}
.page-hero .hero-lead{margin-top:14px;color:var(--ink-600);font-size:16.5px;max-width:720px;}
.cat-tabs{display:flex;gap:10px;flex-wrap:wrap;margin-top:26px;}
.cat-tab{
  display:inline-flex;align-items:center;height:36px;padding:0 18px;
  border-radius:var(--radius-pill);border:1px solid var(--line);background:#fff;
  font-size:14px;color:var(--ink-600);
  transition:border-color .18s ease,color .18s ease,transform .18s ease,background-color .18s ease;
}
.cat-tab:hover{border-color:var(--brand-600);color:var(--brand-700);transform:translateY(-1px);}
.cat-tab.is-active{background:var(--brand-600);border-color:var(--brand-600);color:#fff;font-weight:600;}

/* ===== Cards ===== */
.grid-3{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:22px;}
.grid-2{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:22px;}
.info-card{
  background:var(--surface);border:1px solid var(--line);border-radius:var(--radius-card);
  padding:26px 24px;box-shadow:var(--shadow-sm);
  transition:transform .18s ease,box-shadow .18s ease,border-color .18s ease;
}
.info-card:hover{transform:translateY(-2px);box-shadow:var(--shadow-md);border-color:#D6DDD3;}
.info-card .card-index{
  display:inline-flex;align-items:center;justify-content:center;
  width:34px;height:34px;border-radius:12px;background:#E7F5EF;color:var(--brand-700);
  font-size:14px;font-weight:700;margin-bottom:14px;
}
.info-card h3{margin-bottom:10px;}
.info-card p{font-size:15.5px;color:var(--ink-600);margin:0;}

.figure-block{border-radius:var(--radius-card);overflow:hidden;box-shadow:var(--shadow-sm);border:1px solid var(--line);background:#fff;}
.figure-block img{width:100%;aspect-ratio:16/8;object-fit:cover;transition:transform .25s ease;}
.figure-block:hover img{transform:scale(1.03);}
.figure-caption{padding:14px 18px;font-size:13.5px;color:var(--ink-500);background:#fff;}

/* ===== Table ===== */
.table-wrap{overflow-x:auto;-webkit-overflow-scrolling:touch;border-radius:var(--radius-card);}
.data-table{
  width:100%;min-width:660px;border-collapse:separate;border-spacing:0;
  background:#fff;border:1px solid var(--line);border-radius:var(--radius-card);
  overflow:hidden;font-size:15.5px;
}
.data-table thead th{
  background:#F2F5F0;color:var(--ink-700);font-weight:600;font-size:14px;
  letter-spacing:.4px;text-align:left;padding:15px 18px;border-bottom:1px solid var(--line);
}
.data-table td{padding:16px 18px;border-bottom:1px solid var(--line);vertical-align:top;color:var(--ink-600);line-height:1.75;}
.data-table tbody tr:last-child td{border-bottom:none;}
.data-table tbody tr:hover td{background:#FAFBF8;}
.data-table tbody td:first-child{
  background:#EAF6F1;color:var(--brand-800);font-weight:600;white-space:nowrap;
}
.data-table tbody tr:hover td:first-child{background:#E2F2EB;}

/* ===== FAQ ===== */
.faq-list{max-width:860px;}
.faq-item{
  background:#fff;border:1px solid var(--line);border-radius:14px;
  margin-bottom:12px;overflow:hidden;
  transition:border-color .18s ease,box-shadow .18s ease;
}
.faq-item[open]{border-color:var(--brand-300);border-left:3px solid var(--brand-600);box-shadow:var(--shadow-sm);}
.faq-q{
  list-style:none;cursor:pointer;display:flex;align-items:flex-start;justify-content:space-between;gap:16px;
  padding:17px 20px;font-size:16px;font-weight:600;color:var(--ink-700);
}
.faq-q::-webkit-details-marker{display:none;}
.faq-q:hover{color:var(--brand-700);}
.faq-icon{
  flex-shrink:0;width:22px;height:22px;border-radius:50%;
  display:inline-flex;align-items:center;justify-content:center;
  background:#E7F5EF;color:var(--brand-700);font-size:15px;font-weight:700;line-height:1;
  transition:transform .18s ease;
}
.faq-item[open] .faq-icon{transform:rotate(45deg);}
.faq-a{padding:0 20px 18px;font-size:15.5px;color:var(--ink-600);animation:faqFade .18s ease;}
@keyframes faqFade{from{opacity:0;transform:translateY(-4px);}to{opacity:1;transform:translateY(0);}}

/* ===== CTA band ===== */
.cta-band{background:var(--brand-800);color:#fff;padding:54px 0;}
.cta-inner{display:flex;align-items:center;justify-content:space-between;gap:28px;flex-wrap:wrap;}
.cta-copy h2{color:#fff;margin-bottom:8px;}
.cta-copy p{color:rgba(255,255,255,.82);font-size:15.5px;margin:0;max-width:520px;}
.cta-actions{display:flex;gap:12px;flex-wrap:wrap;}

/* ===== Footer ===== */
.site-footer{background:var(--ink-900);color:#A9B3AE;padding:56px 0 22px;}
.footer-grid{display:grid;grid-template-columns:1.6fr 1fr 1fr 1.2fr;gap:36px;}
.footer-brand{display:flex;align-items:center;gap:9px;color:#fff;font-weight:700;font-size:17px;letter-spacing:.5px;margin-bottom:12px;}
.footer-brand em{font-style:normal;color:#3FD79C;}
.site-footer h4{color:#fff;font-size:15px;font-weight:600;margin:0 0 14px;}
.site-footer p{font-size:14.5px;line-height:1.85;color:#A9B3AE;}
.footer-links{list-style:none;margin:0;padding:0;display:grid;gap:10px;}
.footer-links li{margin:0;}
.footer-links a{font-size:14.5px;color:#A9B3AE;transition:color .18s ease;}
.footer-links a:hover{color:#3FD79C;}
.footer-bottom{
  margin-top:38px;padding-top:18px;border-top:1px solid rgba(255,255,255,.12);
  display:flex;justify-content:space-between;gap:12px;flex-wrap:wrap;
  font-size:13.5px;color:#8B968F;
}

/* ===== Responsive ===== */
@media (max-width:1180px){
  .brand-text{font-size:17px;}
  .main-nav{gap:20px;}
  .search-box{width:180px;}
}
@media (max-width:1023px){
  .main-nav{display:none;}
  .menu-toggle{display:inline-flex;}
  .search-box{display:none;}
  .search-toggle{display:inline-flex;}
  .header-inner{height:56px;gap:14px;}
  .header-cta{height:36px;padding:0 16px;font-size:14px;}
  .site-header.search-open .search-box{
    display:flex;position:absolute;top:calc(100% + 10px);left:0;right:0;
    width:auto;height:44px;background:#fff;border:1px solid var(--line);
    box-shadow:var(--shadow-md);padding:0 16px;border-radius:12px;
  }
  .grid-3{grid-template-columns:repeat(2,minmax(0,1fr));}
  .footer-grid{grid-template-columns:repeat(2,minmax(0,1fr));gap:28px;}
  .section{padding:56px 0;}
}
@media (max-width:767px){
  body{font-size:16px;}
  .grid-3,.grid-2{grid-template-columns:1fr;}
  .brand-text{font-size:16px;letter-spacing:.2px;white-space:normal;line-height:1.2;}
  .brand svg{width:20px;height:20px;}
  .page-hero{padding:34px 0 30px;}
  .page-hero .hero-lead{font-size:16px;}
  .section{padding:46px 0;}
  .section--tight{padding:38px 0;}
  .cta-inner{gap:20px;}
  .cta-actions{width:100%;}
  .cta-actions .btn{flex:1 1 auto;}
  .footer-grid{grid-template-columns:1fr;}
  .mobile-drawer{width:88%;}
  .data-table{font-size:15px;}
}
@media (max-width:520px){
  .container{padding:0 16px;}
  .cat-tab{height:34px;padding:0 14px;font-size:13.5px;}
  .footer-bottom{flex-direction:column;gap:6px;}
}

/* roulang page: category5 */
:root{
  --brand-600:#0E9F6E;
  --brand-700:#0A8A5F;
  --brand-800:#0A5C42;
  --accent-500:#FF6A2B;
  --accent-50:#FFF1E9;
  --highlight-400:#FFD166;
  --bg:#F6F7F3;
  --surface:#FFFFFF;
  --surface-2:#EEF1EA;
  --ink-900:#0D1412;
  --ink-700:#1C2422;
  --ink-600:#39443F;
  --ink-500:#5B6763;
  --line:#E3E7E0;
  --radius-card:16px;
  --radius-img:14px;
  --radius-input:12px;
  --shadow-sm:0 1px 2px rgba(13,20,18,.06);
  --shadow-md:0 8px 24px -12px rgba(13,20,18,.18);
  --font-sans:'PingFang SC','Hiragino Sans GB','Microsoft YaHei',system-ui,-apple-system,'Segoe UI',sans-serif;
  --container:1200px;
  --nav-h:64px;
}
*,*::before,*::after{box-sizing:border-box;}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth;}
body{
  margin:0;
  font-family:var(--font-sans);
  background:var(--bg);
  color:var(--ink-600);
  font-size:16.5px;
  line-height:1.8;
  -webkit-font-smoothing:antialiased;
}
img{display:block;max-width:100%;border-style:none;}
a{color:inherit;text-decoration:none;}
button,input{font:inherit;color:inherit;}
button{background:none;border:0;cursor:pointer;}
h1,h2,h3,h4{margin:0;color:var(--ink-700);font-weight:700;line-height:1.35;}
p{margin:0 0 18px;}
p:last-child{margin-bottom:0;}
ul,ol{margin:0;padding:0;list-style:none;}
:focus-visible{outline:2px solid var(--brand-600);outline-offset:2px;border-radius:8px;}
.container{width:100%;max-width:var(--container);margin:0 auto;padding:0 20px;}

/* ---------- 顶栏 ---------- */
.site-header{
  position:sticky;top:0;z-index:60;
  background:#fff;
  border-bottom:1px solid var(--line);
  box-shadow:var(--shadow-sm);
  transition:box-shadow .2s ease;
}
.site-header.is-scrolled{box-shadow:var(--shadow-md);}
.header-inner{display:flex;align-items:stretch;gap:18px;height:var(--nav-h);}
.brand{display:flex;align-items:center;gap:9px;flex:none;font-weight:700;font-size:17px;letter-spacing:.5px;color:var(--ink-700);}
.brand em{font-style:normal;color:var(--brand-600);}
.brand svg{flex:none;}
.main-nav{display:flex;align-items:stretch;gap:28px;margin:0 auto;}
.nav-link{
  display:flex;align-items:center;position:relative;
  font-size:15px;color:var(--ink-600);
  transition:color .16s ease;
}
.nav-link::after{
  content:"";position:absolute;left:0;right:0;bottom:0;height:2px;
  background:var(--brand-600);transform:scaleX(0);transform-origin:center;
  transition:transform .18s ease;
}
.nav-link:hover{color:var(--brand-700);}
.nav-link:hover::after,.nav-link.is-active::after{transform:scaleX(1);}
.nav-link.is-active{color:var(--brand-600);font-weight:600;}
.header-actions{display:flex;align-items:center;gap:12px;flex:none;}
.search-box{position:relative;display:flex;align-items:center;}
.search-box svg{position:absolute;left:13px;pointer-events:none;}
.search-box input{
  width:214px;height:38px;border-radius:999px;
  background:var(--bg);border:1px solid transparent;
  padding:0 14px 0 36px;font-size:14px;color:var(--ink-700);
  transition:background .16s ease,border-color .16s ease,box-shadow .16s ease;
}
.search-box input::placeholder{color:var(--ink-500);}
.search-box input:focus{
  background:#fff;border-color:var(--brand-600);
  box-shadow:0 0 0 1.5px rgba(14,159,110,.35);outline:none;
}
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  height:44px;padding:0 24px;border-radius:999px;
  font-size:15px;font-weight:600;border:1px solid transparent;
  transition:background .18s ease,color .18s ease,border-color .18s ease,transform .18s ease,box-shadow .18s ease;
  white-space:nowrap;
}
.btn-primary{background:var(--brand-600);color:#fff;box-shadow:var(--shadow-sm);}
.btn-primary:hover{background:var(--brand-700);transform:translateY(-2px);}
.btn-ghost{background:#fff;border-color:var(--line);color:var(--ink-700);}
.btn-ghost:hover{border-color:var(--brand-600);color:var(--brand-700);transform:translateY(-2px);}
.btn-sm{height:38px;padding:0 18px;font-size:14px;}
.btn:disabled{opacity:.4;cursor:not-allowed;transform:none;}
.text-link{color:var(--brand-700);font-weight:600;text-decoration:underline;text-underline-offset:3px;}
.text-link:hover{color:var(--brand-800);}
.nav-toggle{display:none;width:40px;height:40px;border-radius:12px;border:1px solid var(--line);align-items:center;justify-content:center;}
.nav-toggle:hover{border-color:var(--brand-600);}

/* ---------- 抽屉 ---------- */
.drawer-backdrop{
  position:fixed;inset:0;background:rgba(13,20,18,.42);
  opacity:0;visibility:hidden;transition:opacity .2s ease,visibility .2s ease;z-index:70;
}
.drawer-backdrop.is-open{opacity:1;visibility:visible;}
.drawer{
  position:fixed;top:0;right:0;height:100%;width:284px;max-width:86vw;
  background:#fff;z-index:80;transform:translateX(100%);
  transition:transform .24s ease;display:flex;flex-direction:column;
  box-shadow:-12px 0 32px -20px rgba(13,20,18,.4);
}
.drawer.is-open{transform:translateX(0);}
.drawer-head{display:flex;align-items:center;justify-content:space-between;padding:16px 18px;border-bottom:1px solid var(--line);}
.drawer-title{font-weight:700;color:var(--ink-700);}
.drawer-close{width:36px;height:36px;border-radius:10px;color:var(--ink-500);font-size:16px;}
.drawer-close:hover{background:var(--surface-2);color:var(--ink-700);}
.drawer-nav{display:flex;flex-direction:column;padding:8px 0;}
.drawer-link{
  display:flex;align-items:center;height:44px;padding:0 18px;
  font-size:15px;color:var(--ink-600);border-left:3px solid transparent;
}
.drawer-link:hover{background:var(--surface-2);color:var(--brand-700);}
.drawer-link.is-active{color:var(--brand-700);border-left-color:var(--brand-600);font-weight:600;background:var(--surface-2);}
.drawer-cta{margin:16px 18px 0;}

/* ---------- 页头带 ---------- */
.page-hero{
  position:relative;background:var(--surface-2);
  border-bottom:1px solid var(--line);
  padding:44px 0 38px;overflow:hidden;
}
.page-hero::before{
  content:"";position:absolute;top:0;left:0;right:0;height:4px;
  background:linear-gradient(90deg,var(--brand-600),var(--accent-500) 55%,rgba(255,106,43,0) 92%);
}
.crumbs{display:flex;flex-wrap:wrap;align-items:center;gap:8px;font-size:13.5px;color:var(--ink-500);margin-bottom:18px;}
.crumbs a:hover{color:var(--brand-700);}
.crumbs .sep{color:#B7BFB9;}
.page-hero h1{font-size:clamp(26px,4vw,40px);letter-spacing:-.2px;}
.page-hero h1 span{color:var(--brand-600);}
.hero-lead{margin:16px 0 0;max-width:720px;font-size:16.5px;color:var(--ink-600);}
.chip-bar{display:flex;flex-wrap:wrap;gap:10px;margin-top:26px;}
.chip{
  display:inline-flex;align-items:center;height:38px;padding:0 18px;
  border-radius:999px;border:1px solid var(--line);background:#fff;
  font-size:14px;color:var(--ink-600);
  transition:border-color .16s ease,color .16s ease,background .16s ease,transform .16s ease;
}
.chip:hover{border-color:var(--brand-600);color:var(--brand-700);transform:translateY(-1px);}
.chip.is-active{background:var(--brand-600);border-color:var(--brand-600);color:#fff;font-weight:600;}

/* ---------- 通用板块 ---------- */
.section{padding:76px 0;}
.section--tight{padding:52px 0;}
.section--alt{background:var(--surface-2);border-top:1px solid var(--line);border-bottom:1px solid var(--line);}
.section-head{display:flex;align-items:flex-end;justify-content:space-between;gap:24px;margin-bottom:28px;}
.section-title{font-size:clamp(22px,2.6vw,28px);}
.section-desc{margin:10px 0 0;font-size:15px;color:var(--ink-500);max-width:680px;}
.eyebrow{
  display:inline-flex;align-items:center;gap:8px;height:28px;padding:0 12px;
  border-radius:999px;background:rgba(14,159,110,.1);color:var(--brand-700);
  font-size:12.5px;font-weight:600;letter-spacing:.4px;margin-bottom:14px;
}
.badge{display:inline-flex;align-items:center;height:26px;padding:0 11px;border-radius:999px;font-size:12.5px;font-weight:600;}
.badge-green{background:rgba(14,159,110,.12);color:var(--brand-700);}
.badge-orange{background:var(--accent-50);color:#C64A12;}
.badge-dark{background:rgba(13,20,18,.72);color:#fff;}
.badge-soft{background:var(--surface-2);color:var(--ink-500);}

/* ---------- 数据条 ---------- */
.stat-bar{
  display:grid;grid-template-columns:repeat(4,1fr);gap:8px;
  background:var(--surface);border:1px solid var(--line);border-radius:var(--radius-card);
  box-shadow:var(--shadow-sm);padding:24px 8px;
}
.stat-item{padding:4px 20px;border-right:1px solid var(--line);}
.stat-item:last-child{border-right:0;}
.stat-value{font-size:27px;font-weight:700;color:var(--brand-700);line-height:1.25;}
.stat-label{margin-top:6px;font-size:13.5px;color:var(--ink-500);}

/* ---------- 评价墙 ---------- */
.review-wall{column-count:3;column-gap:22px;}
.review-card{
  break-inside:avoid;-webkit-column-break-inside:avoid;
  background:var(--surface);border:1px solid var(--line);border-radius:var(--radius-card);
  box-shadow:var(--shadow-sm);padding:20px;margin:0 0 22px;
  transition:box-shadow .18s ease,transform .18s ease;
}
.review-card:hover{box-shadow:var(--shadow-md);transform:translateY(-2px);}
.review-top{display:flex;align-items:center;gap:12px;margin-bottom:14px;}
.avatar{
  width:42px;height:42px;flex:none;border-radius:50%;
  display:grid;place-items:center;
  background:var(--surface-2);border:1px solid var(--line);
  color:var(--brand-700);font-weight:700;font-size:16px;
}
.avatar.alt{background:var(--accent-50);border-color:#FBD9C6;color:#C64A12;}
.review-name{font-size:15px;font-weight:600;color:var(--ink-700);}
.review-meta{font-size:13px;color:var(--ink-500);margin-top:2px;}
.stars{color:var(--highlight-400);font-size:15px;letter-spacing:2px;text-shadow:0 1px 1px rgba(13,20,18,.14);}
.score{font-size:13px;color:var(--ink-500);margin-left:6px;letter-spacing:0;}
.review-text{margin:0 0 14px;font-size:15.5px;color:var(--ink-600);}
.review-foot{display:flex;flex-wrap:wrap;gap:8px;align-items:center;}

/* ---------- 图集 ---------- */
.gallery{display:grid;grid-template-columns:repeat(3,1fr);gap:18px;}
.gallery-item{
  position:relative;margin:0;border-radius:var(--radius-img);overflow:hidden;
  border:1px solid var(--line);background:#E9EDE6;aspect-ratio:4/3;
}
.gallery-item img{width:100%;height:100%;object-fit:cover;transition:transform .2s ease;}
.gallery-item:hover img{transform:scale(1.03);}
.gallery-item figcaption{
  position:absolute;left:0;right:0;bottom:0;padding:22px 14px 11px;
  font-size:13px;color:#fff;
  background:linear-gradient(to top,rgba(13,20,18,.74),rgba(13,20,18,0));
}

/* ---------- 说明卡 ---------- */
.note-grid{display:grid;grid-template-columns:1.15fr .85fr;gap:22px;}
.note-card{
  background:var(--surface);border:1px solid var(--line);border-radius:var(--radius-card);
  box-shadow:var(--shadow-sm);padding:26px;
}
.note-card h3{font-size:19px;margin-bottom:12px;}
.note-list{display:flex;flex-direction:column;gap:14px;margin-top:6px;}
.note-list li{display:flex;gap:12px;font-size:15.5px;color:var(--ink-600);}
.dot{width:9px;height:9px;border-radius:50%;background:var(--brand-600);flex:none;margin-top:10px;}
.note-card.accent{background:var(--brand-800);border-color:var(--brand-800);color:rgba(255,255,255,.82);}
.note-card.accent h3{color:#fff;}
.note-card.accent .big{font-size:34px;font-weight:700;color:#fff;line-height:1.2;margin-bottom:8px;}

/* ---------- 转化带 ---------- */
.cta-band{
  background:linear-gradient(120deg,var(--ink-900),var(--brand-800));
  color:rgba(255,255,255,.86);
  padding:52px 0;
}
.cta-inner{display:flex;align-items:center;justify-content:space-between;gap:26px;flex-wrap:wrap;}
.cta-band h2{color:#fff;font-size:clamp(21px,2.4vw,26px);}
.cta-band p{margin:10px 0 0;font-size:15.5px;color:rgba(255,255,255,.78);max-width:560px;}
.cta-actions{display:flex;gap:12px;flex-wrap:wrap;}
.btn-on-dark{background:#fff;color:var(--brand-800);}
.btn-on-dark:hover{background:#F1F6F3;transform:translateY(-2px);}
.btn-outline-light{background:transparent;border-color:rgba(255,255,255,.42);color:#fff;}
.btn-outline-light:hover{border-color:#fff;transform:translateY(-2px);}

/* ---------- 页脚 ---------- */
.site-footer{background:var(--ink-900);color:rgba(255,255,255,.68);padding:60px 0 26px;}
.footer-grid{display:grid;grid-template-columns:1.4fr 1fr 1fr 1fr;gap:32px;}
.footer-brand{display:flex;align-items:center;gap:9px;font-weight:700;font-size:17px;letter-spacing:.5px;color:#fff;margin-bottom:14px;}
.footer-brand em{font-style:normal;color:var(--brand-600);}
.site-footer p{font-size:14.5px;line-height:1.8;color:rgba(255,255,255,.62);}
.site-footer h4{color:#fff;font-size:15.5px;margin-bottom:14px;}
.footer-links{display:flex;flex-direction:column;gap:10px;}
.footer-links a{font-size:14.5px;color:rgba(255,255,255,.68);transition:color .16s ease;}
.footer-links a:hover{color:var(--brand-600);}
.footer-bottom{
  margin-top:38px;padding-top:20px;border-top:1px solid rgba(255,255,255,.12);
  display:flex;justify-content:space-between;gap:14px;flex-wrap:wrap;
  font-size:13.5px;color:rgba(255,255,255,.58);
}

/* ---------- 响应式 ---------- */
@media (max-width:1180px){
  .main-nav{gap:20px;}
  .search-box input{width:180px;}
}
@media (max-width:1023px){
  .main-nav{display:none;}
  .search-box{display:none;}
  .nav-toggle{display:inline-flex;}
  .header-inner{justify-content:space-between;}
  .review-wall{column-count:2;}
  .note-grid{grid-template-columns:1fr;}
}
@media (max-width:767px){
  :root{--nav-h:56px;}
  body{font-size:16px;}
  .brand{font-size:15px;letter-spacing:.2px;}
  .gallery{grid-template-columns:repeat(2,1fr);gap:12px;}
  .section{padding:48px 0;}
  .section-head{flex-direction:column;align-items:flex-start;}
  .stat-bar{grid-template-columns:repeat(2,1fr);gap:0;padding:18px 4px;}
  .stat-item{padding:12px 16px;border-right:0;border-bottom:1px solid var(--line);}
  .stat-item:nth-child(odd){border-right:1px solid var(--line);}
  .stat-item:nth-last-child(-n+2){border-bottom:0;}
  .footer-grid{grid-template-columns:1fr 1fr;}
  .cta-inner{flex-direction:column;align-items:flex-start;}
}
@media (max-width:639px){
  .review-wall{column-count:1;}
  .gallery{grid-template-columns:1fr;}
  .footer-grid{grid-template-columns:1fr;}
  .page-hero{padding:32px 0 28px;}
  .btn{height:42px;padding:0 20px;font-size:14.5px;}
}