/* roulang page: index */
:root{
  --spruce:#0E5C55;
  --spruce-dark:#0A4340;
  --spruce-deep:#073029;
  --orange:#FF6A3D;
  --orange-deep:#EA5225;
  --orange-soft:#FFE7DD;
  --lime:#C9E265;
  --bg:#F6F7F4;
  --paper:#FFFFFF;
  --soft:#EEF3F1;
  --soft-2:#F1F5F3;
  --line:#E4E7E2;
  --line-2:#EDEFEA;
  --ink:#1C1F1E;
  --muted:#5C6664;
  --danger:#D9534F;
  --r-lg:18px;
  --r-md:14px;
  --r-sm:10px;
  --r-img:12px;
  --sh-1:0 1px 2px rgba(12,40,38,.06);
  --sh-2:0 10px 26px rgba(14,92,85,.14);
  --sh-3:0 18px 44px rgba(14,92,85,.18);
  --ease:cubic-bezier(.2,.7,.3,1);
  --gap-sec:88px;
  --font:"PingFang SC","HarmonyOS Sans SC","Microsoft YaHei",system-ui,-apple-system,"Segoe UI",sans-serif;
}
*,*::before,*::after{box-sizing:border-box;}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth;}
body{
  margin:0;
  font-family:var(--font);
  font-size:16px;
  line-height:1.85;
  color:var(--ink);
  background:var(--bg);
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block;border-radius:var(--r-img);}
a{color:var(--spruce);text-decoration:none;transition:color .22s var(--ease);}
a:hover{color:var(--spruce-dark);}
h1,h2,h3,h4{margin:0;line-height:1.28;font-weight:700;letter-spacing:.005em;}
p{margin:0 0 18px;}
p:last-child{margin-bottom:0;}
ul,ol{margin:0;padding:0;list-style:none;}
button{font-family:inherit;font-size:inherit;cursor:pointer;border:0;background:none;}
input{font-family:inherit;font-size:inherit;}
input::placeholder{color:#93A09C;}
a:focus-visible,button:focus-visible,input:focus-visible{
  outline:2px solid var(--spruce);
  outline-offset:2px;
  border-radius:6px;
}
.container{max-width:1200px;margin:0 auto;padding:0 32px;}
.num{font-variant-numeric:tabular-nums;font-feature-settings:"tnum";}

/* ---------- header ---------- */
.site-header{
  position:sticky;
  top:0;
  z-index:60;
  background:rgba(246,247,244,.94);
  backdrop-filter:blur(10px);
  border-bottom:1px solid var(--line);
  transition:box-shadow .28s var(--ease),background .28s var(--ease);
}
.site-header.is-scrolled{
  box-shadow:0 6px 18px rgba(14,92,85,.08);
  background:rgba(255,255,255,.97);
}
.nav-inner{
  display:grid;
  grid-template-columns:7fr 5fr;
  align-items:center;
  gap:24px;
  height:64px;
}
.nav-left{display:flex;align-items:center;gap:26px;min-width:0;}
.brand{display:flex;align-items:center;gap:9px;flex-shrink:0;}
.brand-mark{
  width:34px;height:34px;
  border-radius:9px;
  background:var(--spruce);
  color:#fff;
  display:flex;align-items:center;justify-content:center;
  font-weight:700;font-size:15px;
  letter-spacing:.02em;
  box-shadow:var(--sh-1);
}
.brand-text{display:flex;flex-direction:column;line-height:1.15;}
.brand-name{font-size:16px;font-weight:700;color:var(--ink);}
.brand-sub{font-size:11px;color:var(--muted);letter-spacing:.06em;}
.brand-dot{
  width:7px;height:7px;border-radius:50%;
  background:var(--orange);
  display:inline-block;
  margin-left:2px;
  vertical-align:middle;
}
.nav-menu{display:flex;align-items:center;gap:4px;min-width:0;}
.nav-link{
  position:relative;
  display:block;
  padding:8px 12px;
  font-size:14px;
  color:var(--muted);
  white-space:nowrap;
  border-radius:8px;
  transition:color .22s var(--ease),background .22s var(--ease);
}
.nav-link:hover{color:var(--spruce);background:var(--soft);}
.nav-link.active{color:var(--spruce);font-weight:600;}
.nav-link.active::after{
  content:"";
  position:absolute;
  left:12px;right:12px;bottom:0;
  height:2px;
  border-radius:2px;
  background:var(--spruce);
}
.nav-right{display:flex;align-items:center;justify-content:flex-end;gap:12px;}
.search-box{
  display:flex;align-items:center;
  gap:8px;
  width:220px;
  height:40px;
  padding:0 14px;
  background:var(--soft);
  border:1px solid transparent;
  border-radius:999px;
  transition:border-color .22s var(--ease),background .22s var(--ease);
}
.search-box:focus-within{border-color:var(--spruce);background:#fff;}
.search-box svg{flex-shrink:0;color:var(--muted);}
.search-box input{
  border:0;background:transparent;outline:none;
  width:100%;font-size:14px;color:var(--ink);
}
.nav-cta{
  display:inline-flex;align-items:center;justify-content:center;
  height:40px;padding:0 18px;
  background:var(--orange);
  color:#fff;font-size:14px;font-weight:600;
  border-radius:var(--r-sm);
  box-shadow:0 6px 16px rgba(255,106,61,.24);
  transition:background .2s var(--ease),transform .2s var(--ease),box-shadow .2s var(--ease);
  white-space:nowrap;
}
.nav-cta:hover{background:var(--orange-deep);color:#fff;transform:translateY(-1px);}
.nav-cta:active{transform:scale(.98);}
.burger{
  display:none;
  width:40px;height:40px;
  align-items:center;justify-content:center;
  border-radius:10px;
  color:var(--spruce);
}
.burger:hover{background:var(--soft);}
.mobile-tools{display:none;align-items:center;gap:6px;}

/* drawer */
.drawer-mask{
  position:fixed;inset:0;
  background:rgba(8,32,29,.42);
  opacity:0;visibility:hidden;
  transition:opacity .26s var(--ease),visibility .26s var(--ease);
  z-index:80;
}
.drawer-mask.open{opacity:1;visibility:visible;}
.drawer{
  position:fixed;
  top:0;right:0;
  width:82%;
  max-width:340px;
  height:100%;
  background:var(--spruce-dark);
  color:#EAF2EF;
  padding:24px 22px 32px;
  transform:translateX(102%);
  transition:transform .3s var(--ease);
  z-index:90;
  overflow-y:auto;
}
.drawer.open{transform:translateX(0);}
.drawer-head{display:flex;align-items:center;justify-content:space-between;margin-bottom:22px;}
.drawer-title{font-size:15px;font-weight:700;color:#fff;}
.drawer-close{color:#CFE0DA;width:36px;height:36px;border-radius:9px;}
.drawer-close:hover{background:rgba(255,255,255,.1);color:#fff;}
.drawer-nav{display:flex;flex-direction:column;gap:2px;margin-bottom:24px;}
.drawer-nav a{
  padding:12px 12px;
  color:#CFE0DA;
  font-size:15px;
  border-radius:10px;
  transition:background .2s var(--ease),color .2s var(--ease);
}
.drawer-nav a:hover{background:rgba(255,255,255,.08);color:#fff;}
.drawer-nav a.active{background:rgba(255,255,255,.12);color:#fff;font-weight:600;}
.drawer-cta{
  display:flex;align-items:center;justify-content:center;
  height:46px;border-radius:var(--r-sm);
  background:var(--orange);color:#fff;font-weight:600;
}
.drawer-cta:hover{background:var(--orange-deep);color:#fff;}
.drawer-search{margin-bottom:18px;}
.drawer-search input{
  width:100%;height:44px;border-radius:var(--r-sm);
  border:1px solid rgba(255,255,255,.16);
  background:rgba(255,255,255,.06);
  color:#fff;padding:0 14px;
}
.drawer-search input::placeholder{color:#9FB5AF;}

/* ---------- buttons / badges ---------- */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  height:46px;padding:0 22px;
  border-radius:var(--r-sm);
  font-size:15px;font-weight:600;
  transition:background .2s var(--ease),color .2s var(--ease),border-color .2s var(--ease),transform .2s var(--ease),box-shadow .2s var(--ease);
  white-space:nowrap;
}
.btn:active{transform:scale(.98);}
.btn-primary{background:var(--orange);color:#fff;box-shadow:0 8px 20px rgba(255,106,61,.26);}
.btn-primary:hover{background:var(--orange-deep);color:#fff;transform:translateY(-1px);}
.btn-secondary{background:transparent;color:var(--spruce);border:1px solid var(--spruce);}
.btn-secondary:hover{background:var(--soft);color:var(--spruce-dark);}
.btn-light{background:#fff;color:var(--spruce-dark);}
.btn-light:hover{background:#F0F5F3;color:var(--spruce-dark);}
.btn-outline-light{background:transparent;color:#fff;border:1px solid rgba(255,255,255,.6);}
.btn-outline-light:hover{background:#fff;color:var(--spruce-dark);border-color:#fff;}
.btn-sm{height:38px;padding:0 16px;font-size:14px;}
.link-arrow{
  display:inline-flex;align-items:center;gap:6px;
  font-size:14px;font-weight:600;color:var(--spruce);
}
.link-arrow svg{transition:transform .22s var(--ease);}
.link-arrow:hover svg{transform:translateX(3px);}
.badge{
  display:inline-flex;align-items:center;
  height:24px;padding:0 10px;
  border-radius:999px;
  font-size:12px;font-weight:600;
  background:var(--soft);color:var(--spruce);
  white-space:nowrap;
}
.badge-time{background:var(--orange-soft);color:var(--orange-deep);}
.badge-status{background:transparent;color:var(--ink);padding-left:0;}
.badge-status::before{
  content:"";width:7px;height:7px;border-radius:50%;
  background:var(--lime);display:inline-block;margin-right:6px;
}

/* ---------- hero ---------- */
.hero{
  padding:56px 0 var(--gap-sec);
  background:
    radial-gradient(900px 420px at 92% -10%,rgba(201,226,101,.16),transparent 62%),
    var(--bg);
}
.hero-grid{
  display:grid;
  grid-template-columns:7fr 5fr;
  gap:36px;
  align-items:center;
}
.hero-copy{min-width:0;}
.hero-eyebrow{
  display:inline-flex;align-items:center;gap:8px;
  font-size:12px;font-weight:600;letter-spacing:.08em;
  color:var(--spruce);
  background:#fff;
  border:1px solid var(--line);
  border-radius:999px;
  padding:6px 14px;
  margin-bottom:20px;
}
.hero-copy h1{
  font-size:40px;
  line-height:1.24;
  margin-bottom:18px;
  color:var(--ink);
}
.hero-copy h1 em{font-style:normal;color:var(--spruce);}
.hero-sub{
  font-size:18px;
  color:var(--muted);
  max-width:620px;
  margin-bottom:28px;
  line-height:1.8;
}
.hero-actions{display:flex;flex-wrap:wrap;gap:12px;margin-bottom:28px;}
.hero-pills{display:flex;flex-wrap:wrap;gap:10px;}
.pill{
  display:inline-flex;align-items:center;gap:8px;
  height:34px;padding:0 14px;
  background:#fff;
  border:1px solid var(--line);
  border-radius:999px;
  font-size:13px;color:var(--muted);
}
.pill b{color:var(--ink);font-weight:700;}
.pill .dot{width:7px;height:7px;border-radius:50%;background:var(--lime);}
.hero-media{position:relative;display:flex;justify-content:flex-end;}
.hero-frame{
  position:relative;
  width:100%;
  max-width:340px;
  aspect-ratio:9/16;
  border-radius:var(--r-lg);
  overflow:hidden;
  box-shadow:var(--sh-2);
  background:var(--spruce-dark);
}
.hero-frame img{width:100%;height:100%;object-fit:cover;border-radius:var(--r-lg);}
.hero-frame::after{
  content:"";
  position:absolute;inset:0;
  background:linear-gradient(180deg,rgba(14,92,85,.35) 0%,rgba(10,67,64,.72) 100%);
}
.hero-frame-copy{
  position:absolute;left:20px;right:20px;bottom:20px;
  z-index:2;color:#fff;
}
.hero-frame-copy .tagline{font-size:12px;color:#CFE0DA;letter-spacing:.08em;margin-bottom:6px;}
.hero-frame-copy strong{display:block;font-size:19px;line-height:1.4;font-weight:700;}
.hero-float{
  position:absolute;
  right:-6px;bottom:-16px;
  width:45%;
  min-width:130px;
  background:#fff;
  border-radius:var(--r-md);
  padding:8px;
  box-shadow:var(--sh-3);
  z-index:3;
}
.hero-float img{width:100%;height:96px;object-fit:cover;border-radius:10px;border:1px solid rgba(0,0,0,.04);}
.hero-float span{display:block;font-size:12px;color:var(--muted);margin-top:8px;line-height:1.5;}

/* ---------- sections ---------- */
.section{padding:var(--gap-sec) 0 0;}
.section-head{
  display:flex;align-items:flex-end;justify-content:space-between;gap:24px;
  margin-bottom:28px;
}
.section-head h2{font-size:28px;}
.section-head .sub{font-size:14px;color:var(--muted);margin-top:8px;}
.filter-row{
  display:flex;flex-wrap:wrap;gap:10px;
  margin-bottom:26px;
}
.filter-chip{
  display:inline-flex;align-items:center;
  height:34px;padding:0 16px;
  border:1px solid var(--line);
  background:#fff;
  border-radius:999px;
  font-size:13px;color:var(--muted);
  transition:all .2s var(--ease);
}
.filter-chip:hover{border-color:var(--spruce);color:var(--spruce);}
.filter-chip.is-active{background:var(--spruce);border-color:var(--spruce);color:#fff;}

/* reel rail */
.rail-wrap{position:relative;}
.rail{
  display:flex;
  gap:18px;
  overflow-x:auto;
  scroll-snap-type:x mandatory;
  padding:6px 2px 18px;
  scrollbar-width:none;
}
.rail::-webkit-scrollbar{display:none;}
.reel-card{
  position:relative;
  flex:0 0 196px;
  width:196px;
  aspect-ratio:9/16;
  border-radius:var(--r-md);
  overflow:hidden;
  scroll-snap-align:start;
  background:var(--spruce-deep);
  box-shadow:var(--sh-1);
  transition:transform .25s var(--ease),box-shadow .25s var(--ease);
}
.reel-card:hover{transform:translateY(-3px);box-shadow:var(--sh-2);}
.reel-card img{width:100%;height:100%;object-fit:cover;border-radius:var(--r-md);transition:transform .35s var(--ease);}
.reel-card:hover img{transform:scale(1.04);}
.reel-card::after{
  content:"";
  position:absolute;left:0;right:0;bottom:0;height:52%;
  background:linear-gradient(180deg,transparent,rgba(8,32,29,.86));
}
.reel-title{
  position:absolute;left:14px;right:14px;bottom:14px;z-index:2;
  color:#fff;font-size:18px;font-weight:600;line-height:1.35;
  display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;
}
.reel-play{
  position:absolute;top:50%;left:50%;
  width:48px;height:48px;margin:-24px 0 0 -24px;
  border-radius:50%;
  background:rgba(255,255,255,.9);
  color:var(--spruce-dark);
  display:flex;align-items:center;justify-content:center;
  opacity:.85;z-index:2;
  transition:opacity .2s var(--ease),transform .2s var(--ease);
}
.reel-card:hover .reel-play{opacity:1;transform:scale(1.06);}
.reel-dur{
  position:absolute;right:12px;top:12px;z-index:2;
  height:22px;padding:0 9px;border-radius:999px;
  background:rgba(10,30,28,.62);color:#fff;
  font-size:12px;display:inline-flex;align-items:center;
}

/* pick list */
.pick-list{background:#fff;border:1px solid var(--line);border-radius:var(--r-lg);overflow:hidden;}
.pick-item{
  display:flex;align-items:center;gap:18px;
  padding:18px 22px;
  border-bottom:1px solid var(--line-2);
  transition:background .2s var(--ease);
}
.pick-item:last-child{border-bottom:0;}
.pick-item:hover{background:var(--soft-2);}
.pick-num{
  flex:0 0 40px;width:40px;height:40px;border-radius:50%;
  background:var(--lime);color:var(--spruce-dark);
  display:flex;align-items:center;justify-content:center;
  font-weight:700;font-size:15px;
}
.pick-body{flex:1;min-width:0;}
.pick-body h3{font-size:18px;margin-bottom:4px;}
.pick-body p{font-size:14px;color:var(--muted);margin:0;line-height:1.7;}
.pick-thumb{
  flex:0 0 96px;width:96px;height:64px;border-radius:10px;
  object-fit:cover;border:1px solid rgba(0,0,0,.04);
}
.pick-arrow{flex:0 0 auto;color:var(--spruce);display:flex;align-items:center;transition:transform .22s var(--ease);}
.pick-item:hover .pick-arrow{transform:translateX(3px);}

/* news grid */
.news-grid{
  display:grid;
  grid-template-columns:repeat(3,minmax(0,1fr));
  gap:24px;
}
.news-card{
  display:flex;flex-direction:column;
  background:#fff;
  border:1px solid var(--line);
  border-radius:var(--r-md);
  overflow:hidden;
  box-shadow:var(--sh-1);
  transition:transform .25s var(--ease),box-shadow .25s var(--ease);
}
.news-card:hover{transform:translateY(-2px);box-shadow:var(--sh-2);}
.news-cover{position:relative;overflow:hidden;}
.news-cover img{width:100%;aspect-ratio:16/9;object-fit:cover;border-radius:0;}
.news-card:hover .news-cover img{transform:scale(1.04);}
.news-cover img{transition:transform .35s var(--ease);}
.news-body{padding:18px 18px 16px;display:flex;flex-direction:column;gap:10px;flex:1;}
.news-body h3{
  font-size:18px;
  line-height:1.5;
  display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;
}
.news-card:hover .news-body h3{color:var(--spruce);}
.news-summary{
  font-size:14px;color:var(--muted);line-height:1.75;
  display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;
}
.news-foot{
  margin-top:auto;
  display:flex;align-items:center;justify-content:space-between;
  font-size:13px;color:var(--muted);
  padding-top:10px;
  border-top:1px solid var(--line-2);
}
.news-foot .link-arrow{font-size:13px;}
.card-link-cover{position:absolute;inset:0;z-index:2;}

/* voices */
.voice-rail{
  display:flex;gap:18px;
  overflow-x:auto;scroll-snap-type:x mandatory;
  padding:6px 2px 18px;
  scrollbar-width:none;
}
.voice-rail::-webkit-scrollbar{display:none;}
.voice-card{
  flex:0 0 300px;width:300px;
  background:#fff;
  border:1px solid var(--line);
  border-left:3px solid var(--spruce);
  border-radius:var(--r-md);
  padding:18px;
  scroll-snap-align:start;
  box-shadow:var(--sh-1);
}
.voice-head{display:flex;align-items:center;gap:12px;margin-bottom:12px;}
.voice-avatar{
  width:36px;height:36px;border-radius:50%;
  background:var(--soft);color:var(--spruce);
  display:flex;align-items:center;justify-content:center;
  font-weight:700;font-size:14px;flex-shrink:0;
}
.voice-name{font-size:14px;font-weight:600;line-height:1.3;}
.voice-time{font-size:12px;color:var(--muted);}
.stars{color:var(--orange);font-size:13px;letter-spacing:2px;margin-bottom:8px;}
.voice-text{
  font-size:14px;color:var(--muted);line-height:1.7;
  display:-webkit-box;-webkit-line-clamp:3;-webkit-box-orient:vertical;overflow:hidden;
}
.voice-more{
  flex:0 0 220px;width:220px;
  border:1px dashed var(--line);
  border-radius:var(--r-md);
  background:#fff;
  display:flex;flex-direction:column;align-items:center;justify-content:center;gap:10px;
  color:var(--muted);font-size:14px;
  scroll-snap-align:start;
  padding:20px;
  text-align:center;
}
.voice-more:hover{border-color:var(--spruce);color:var(--spruce);}

/* cta band */
.cta-band{
  margin-top:var(--gap-sec);
  background:var(--spruce-dark);
  border-radius:var(--r-lg);
  padding:52px 48px;
  position:relative;
  overflow:hidden;
  display:flex;align-items:center;justify-content:space-between;gap:36px;
}
.cta-band::before{
  content:"";
  position:absolute;right:-60px;top:-80px;
  width:420px;height:420px;
  background:url("/assets/images/backpic/back-3.png") center/cover no-repeat;
  opacity:.07;
  border-radius:50%;
}
.cta-band-copy{position:relative;z-index:2;max-width:640px;}
.cta-band h2{color:#fff;font-size:28px;margin-bottom:12px;}
.cta-band p{color:#B9CFC9;font-size:15px;margin:0;line-height:1.8;}
.cta-band-actions{position:relative;z-index:2;display:flex;gap:12px;flex-wrap:wrap;}

/* faq */
.faq{max-width:760px;}
.faq-item{border-bottom:1px solid var(--line);}
.faq-q{
  width:100%;
  display:flex;align-items:center;justify-content:space-between;gap:18px;
  padding:20px 0;
  text-align:left;
  font-size:17px;font-weight:600;
  color:var(--ink);
  transition:color .2s var(--ease);
}
.faq-q:hover{color:var(--spruce);}
.faq-icon{
  flex:0 0 26px;width:26px;height:26px;border-radius:50%;
  background:var(--soft);color:var(--spruce);
  display:flex;align-items:center;justify-content:center;
  font-size:16px;line-height:1;
  transition:transform .25s var(--ease),background .25s var(--ease);
}
.faq-item.open .faq-icon{transform:rotate(180deg);background:var(--spruce);color:#fff;}
.faq-a{
  display:none;
  padding:0 0 18px;
  font-size:16px;line-height:1.85;color:var(--muted);
  background:var(--soft-2);
  border-radius:0 0 12px 12px;
  padding:14px 16px 18px;
  margin-bottom:14px;
}
.faq-item.open .faq-a{display:block;}

/* empty & skeleton */
.empty-state{
  border:1px dashed #BFD8D3;
  border-radius:var(--r-md);
  padding:44px 24px;
  text-align:center;
  background:#fff;
}
.empty-state .empty-icon{color:var(--spruce);opacity:.7;margin:0 auto 12px;}
.empty-state p{font-size:14px;color:var(--muted);margin-bottom:10px;}
.skeleton{
  background:linear-gradient(90deg,#EEF3F1 25%,#E4EBE8 37%,#EEF3F1 63%);
  background-size:400% 100%;
  animation:sk 1.4s ease infinite;
  border-radius:10px;
}
@keyframes sk{0%{background-position:100% 50%;}100%{background-position:0 50%;}}

/* footer */
.site-footer{
  margin-top:var(--gap-sec);
  background:var(--spruce-dark);
  color:#C8DAD5;
  padding:62px 0 0;
}
.footer-grid{
  display:grid;
  grid-template-columns:1.4fr 1fr 1fr 1.1fr;
  gap:40px;
  padding-bottom:44px;
  border-bottom:1px solid rgba(255,255,255,.12);
}
.footer-brand{display:flex;align-items:center;gap:10px;margin-bottom:16px;}
.footer-mark{
  width:34px;height:34px;border-radius:9px;
  background:var(--orange);color:#fff;
  display:flex;align-items:center;justify-content:center;
  font-weight:700;font-size:15px;
}
.footer-brand strong{color:#fff;font-size:16px;}
.footer-desc{font-size:14px;line-height:1.85;color:#A7BFB9;margin-bottom:18px;max-width:320px;}
.footer-social{display:flex;gap:10px;}
.footer-social a{
  width:40px;height:40px;border-radius:50%;
  border:1px solid rgba(255,255,255,.2);
  display:flex;align-items:center;justify-content:center;
  color:#C8DAD5;
  transition:all .2s var(--ease);
}
.footer-social a:hover{background:#fff;color:var(--spruce-dark);border-color:#fff;}
.footer-col h4{color:#fff;font-size:15px;margin-bottom:16px;}
.footer-col ul{display:flex;flex-direction:column;gap:10px;}
.footer-col a{font-size:14px;color:#A7BFB9;}
.footer-col a:hover{color:#fff;}
.footer-bottom{
  display:flex;align-items:center;justify-content:space-between;gap:20px;
  padding:22px 0 26px;
  font-size:13px;color:#8FA9A3;
  flex-wrap:wrap;
}
.footer-bottom a{color:#8FA9A3;}
.footer-bottom a:hover{color:#fff;}
.to-top{
  position:fixed;right:26px;bottom:26px;
  width:40px;height:40px;border-radius:50%;
  background:var(--spruce);color:#fff;
  display:flex;align-items:center;justify-content:center;
  box-shadow:var(--sh-2);
  opacity:0;visibility:hidden;
  transform:translateY(8px);
  transition:all .26s var(--ease);
  z-index:70;
}
.to-top.show{opacity:1;visibility:visible;transform:translateY(0);}
.to-top:hover{background:var(--spruce-dark);}

/* breakpoints */
@media (max-width:1024px){
  :root{--gap-sec:64px;}
  .container{padding:0 24px;}
  .nav-inner{grid-template-columns:6fr 6fr;height:60px;}
  .nav-menu{display:none;}
  .search-box{width:180px;}
  .hero-copy h1{font-size:34px;}
  .news-grid{grid-template-columns:repeat(2,minmax(0,1fr));}
  .footer-grid{grid-template-columns:1fr 1fr;gap:32px;}
}
@media (max-width:768px){
  :root{--gap-sec:56px;}
  .container{padding:0 20px;}
  .nav-inner{grid-template-columns:1fr auto;height:56px;}
  .nav-right{display:none;}
  .mobile-tools{display:flex;}
  .burger{display:flex;}
  .hero{padding-top:36px;}
  .hero-grid{grid-template-columns:1fr;gap:34px;}
  .hero-copy h1{font-size:30px;}
  .hero-sub{font-size:16px;}
  .hero-media{justify-content:center;}
  .hero-frame{max-width:300px;aspect-ratio:9/16;}
  .hero-float{right:auto;left:-6px;bottom:-14px;min-width:120px;}
  .section-head{flex-direction:column;align-items:flex-start;gap:10px;}
  .section-head h2{font-size:24px;}
  .pick-item{gap:14px;padding:16px;}
  .pick-thumb{display:none;}
  .cta-band{flex-direction:column;align-items:flex-start;padding:34px 24px;gap:24px;}
  .cta-band h2{font-size:22px;}
  .cta-band-actions{width:100%;}
  .cta-band-actions .btn{flex:1;justify-content:center;}
  .footer-grid{grid-template-columns:1fr;gap:30px;}
  .footer-bottom{flex-direction:column;align-items:flex-start;}
}
@media (max-width:520px){
  .hero-copy h1{font-size:28px;line-height:1.3;}
  .hero-actions{flex-direction:column;}
  .hero-actions .btn{width:100%;}
  .news-grid{grid-template-columns:1fr;}
  .rail,.voice-rail{padding-left:0;padding-right:0;}
  .reel-card{flex:0 0 62vw;width:62vw;}
  .voice-card{flex:0 0 78vw;width:78vw;}
  .voice-more{flex:0 0 60vw;width:60vw;}
  .filter-row{gap:8px;}
  .faq-q{font-size:16px;}
}

/* roulang page: article */
:root{
  --brand:#0E5C55;
  --brand-dark:#0A4340;
  --brand-soft:#EEF3F1;
  --brand-tint:#F1F5F3;
  --accent:#FF6A3D;
  --accent-deep:#F0572A;
  --accent-soft:#FFE7DD;
  --grass:#C9E265;
  --bg:#F6F7F4;
  --paper:#FFFFFF;
  --border:#E4E7E2;
  --line:#EDEFEA;
  --text:#1C1F1E;
  --text-2:#3A4442;
  --muted:#5C6664;
  --r-lg:18px;
  --r-md:14px;
  --r-btn:10px;
  --r-img:12px;
  --sh-1:0 1px 2px rgba(12,40,38,.06);
  --sh-2:0 10px 26px rgba(14,92,85,.14);
  --sh-3:0 18px 44px rgba(14,92,85,.18);
  --ease:cubic-bezier(.2,.7,.3,1);
  --sec:88px;
}
*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth}
body{
  margin:0;
  background:var(--bg);
  color:var(--text);
  font-family:"PingFang SC","HarmonyOS Sans SC","Microsoft YaHei",system-ui,-apple-system,"Segoe UI",sans-serif;
  font-size:16px;
  line-height:1.85;
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block;border-style:none}
a{color:inherit;text-decoration:none;transition:color .2s var(--ease)}
button,input{font:inherit;color:inherit}
button{cursor:pointer;border:0;background:none}
ul,ol{margin:0;padding:0;list-style:none}
h1,h2,h3,h4,p{margin:0}
svg{display:block}
:focus-visible{outline:2px solid var(--brand);outline-offset:2px;border-radius:6px}
.container{width:100%;max-width:1200px;margin:0 auto;padding:0 32px}
.num{font-variant-numeric:tabular-nums;font-feature-settings:"tnum"}

/* ---------- header ---------- */
.site-header{
  position:sticky;top:0;z-index:80;
  background:rgba(246,247,244,.94);
  backdrop-filter:blur(12px);
  border-bottom:1px solid var(--border);
  transition:box-shadow .25s var(--ease);
}
.site-header.is-scrolled{box-shadow:0 6px 18px rgba(14,92,85,.08)}
.header-inner{
  display:flex;align-items:center;gap:18px;
  height:64px;
  transition:height .25s var(--ease);
}
.site-header.is-scrolled .header-inner{height:56px}
.logo{display:flex;align-items:center;gap:9px;flex:0 0 auto}
.logo-mark{
  width:34px;height:34px;border-radius:11px;
  background:linear-gradient(140deg,var(--brand),#137a70);
  color:#fff;display:grid;place-items:center;
  font-weight:700;font-size:16px;letter-spacing:.02em;
  box-shadow:0 6px 14px rgba(14,92,85,.24);
}
.logo-text{font-weight:700;font-size:17px;color:var(--brand-dark);white-space:nowrap}
.logo-text em{font-style:normal;color:var(--accent);font-size:14px;margin-left:2px;font-weight:600}
.nav-menu{display:flex;align-items:center;gap:4px;margin-left:10px}
.nav-link{
  position:relative;padding:8px 12px;border-radius:8px;
  font-size:15px;color:var(--muted);
  transition:color .2s var(--ease),background .2s var(--ease);
}
.nav-link:hover{color:var(--brand);background:var(--brand-soft)}
.nav-link.active{color:var(--brand);font-weight:600}
.nav-link.active::after{
  content:"";position:absolute;left:12px;right:12px;bottom:1px;height:2px;
  background:var(--brand);border-radius:2px;
}
.header-right{display:flex;align-items:center;gap:12px;margin-left:auto}
.search-box{
  display:flex;align-items:center;gap:8px;
  height:40px;width:220px;padding:0 14px;
  background:var(--brand-soft);border:1px solid transparent;border-radius:999px;
  transition:border-color .2s var(--ease),background .2s var(--ease),box-shadow .2s var(--ease);
}
.search-box svg{flex:0 0 auto;color:var(--brand);opacity:.75}
.search-box input{width:100%;border:0;background:transparent;outline:none;font-size:14px}
.search-box input::placeholder{color:#8B9795}
.search-box:focus-within{background:#fff;border-color:var(--brand);box-shadow:0 0 0 3px rgba(14,92,85,.10)}
.nav-toggle{
  display:none;width:40px;height:40px;border-radius:10px;
  border:1px solid var(--border);background:#fff;
  align-items:center;justify-content:center;color:var(--brand-dark);
  transition:background .2s var(--ease),border-color .2s var(--ease);
}
.nav-toggle:hover{background:var(--brand-soft);border-color:#D5DED9}

/* ---------- buttons ---------- */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  height:40px;padding:0 18px;border-radius:var(--r-btn);
  font-size:15px;font-weight:600;border:1px solid transparent;
  transition:transform .2s var(--ease),background .2s var(--ease),color .2s var(--ease),box-shadow .2s var(--ease),border-color .2s var(--ease);
}
.btn:active{transform:scale(.98)}
.btn-primary{background:var(--accent);color:#fff;box-shadow:0 6px 16px rgba(255,106,61,.28)}
.btn-primary:hover{background:var(--accent-deep);transform:translateY(-1px);box-shadow:0 8px 20px rgba(255,106,61,.34)}
.btn-ghost{background:transparent;border-color:var(--brand);color:var(--brand)}
.btn-ghost:hover{background:var(--brand);color:#fff}
.btn-light{background:transparent;border-color:rgba(255,255,255,.5);color:#fff}
.btn-light:hover{background:#fff;color:var(--brand-dark)}
.btn-lg{height:46px;padding:0 24px;font-size:16px}
.link-arrow{
  display:inline-flex;align-items:center;gap:6px;
  color:var(--brand);font-size:14px;font-weight:600;
}
.link-arrow svg{transition:transform .2s var(--ease)}
.link-arrow:hover{color:var(--brand-dark)}
.link-arrow:hover svg{transform:translateX(3px)}

/* ---------- drawer ---------- */
.drawer-mask{
  position:fixed;inset:0;background:rgba(10,67,64,.42);
  opacity:0;visibility:hidden;transition:opacity .25s var(--ease),visibility .25s var(--ease);z-index:90;
}
.drawer-mask.open{opacity:1;visibility:visible}
.drawer{
  position:fixed;top:0;right:0;bottom:0;width:290px;max-width:86vw;z-index:100;
  background:var(--brand-dark);color:#EAF2F0;
  transform:translateX(100%);transition:transform .3s var(--ease);
  display:flex;flex-direction:column;padding:22px 22px 28px;overflow-y:auto;
}
.drawer.open{transform:translateX(0)}
.drawer-head{display:flex;align-items:center;justify-content:space-between;margin-bottom:22px}
.drawer-brand{font-weight:700;font-size:16px;color:#fff}
.drawer-close{width:36px;height:36px;border-radius:10px;border:1px solid rgba(255,255,255,.22);color:#fff;display:grid;place-items:center}
.drawer-close:hover{background:rgba(255,255,255,.10)}
.drawer-nav{display:flex;flex-direction:column;gap:2px}
.drawer-nav a{padding:12px 10px;border-radius:10px;font-size:15px;color:#D7E6E2}
.drawer-nav a:hover,.drawer-nav a.active{background:rgba(255,255,255,.10);color:#fff}
.drawer-foot{margin-top:auto;padding-top:22px;border-top:1px solid rgba(255,255,255,.14);display:flex;flex-direction:column;gap:12px}

/* ---------- breadcrumb ---------- */
.crumb-wrap{padding:22px 0 0}
.breadcrumb{display:flex;flex-wrap:wrap;align-items:center;gap:8px;font-size:14px;color:var(--muted)}
.breadcrumb a{color:var(--muted)}
.breadcrumb a:hover{color:var(--brand)}
.breadcrumb .sep{color:#B4BEBB}
.breadcrumb .current{color:var(--text-2);font-weight:500;max-width:420px;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}

/* ---------- article ---------- */
.article-shell{padding:26px 0 0}
.article-head{max-width:860px}
.badge{
  display:inline-flex;align-items:center;height:24px;padding:0 10px;
  border-radius:999px;font-size:12px;font-weight:600;letter-spacing:.01em;
}
.badge-cat{background:var(--brand-soft);color:var(--brand)}
.badge-soft{background:var(--accent-soft);color:var(--accent-deep)}
.article-title{
  margin-top:14px;
  font-size:32px;line-height:1.32;font-weight:700;color:var(--brand-dark);
  letter-spacing:.005em;
}
.article-meta{
  display:flex;flex-wrap:wrap;align-items:center;gap:10px;
  margin-top:16px;font-size:14px;color:var(--muted);
}
.article-meta .dot{width:1px;height:12px;background:#CFD8D4;display:inline-block}
.article-cover{
  margin:28px 0 0;border-radius:var(--r-md);overflow:hidden;
  background:#E7ECE8;box-shadow:var(--sh-1);border:1px solid var(--border);
  aspect-ratio:1200/630;
}
.article-cover img{width:100%;height:100%;object-fit:cover}

.article-main{padding-bottom:8px}
.article-body{
  max-width:760px;margin:36px auto 0;
  font-size:16px;line-height:1.9;color:#242827;
}
.article-body p{margin:0 0 20px}
.article-body h2{
  font-size:22px;font-weight:600;line-height:1.35;color:var(--brand-dark);
  margin:36px 0 16px;padding-left:12px;border-left:3px solid var(--brand);
}
.article-body h3{font-size:19px;font-weight:600;line-height:1.4;color:var(--brand-dark);margin:28px 0 12px}
.article-body h4{font-size:17px;font-weight:600;margin:22px 0 10px}
.article-body ul,.article-body ol{padding-left:22px;margin:0 0 20px}
.article-body ul{list-style:disc}
.article-body ol{list-style:decimal}
.article-body li{margin-bottom:12px;line-height:1.85}
.article-body ul li::marker{color:var(--brand)}
.article-body ol li::marker{color:var(--brand);font-weight:600}
.article-body blockquote{
  margin:24px 0;padding:16px 20px;
  border-left:3px solid var(--brand);background:var(--brand-tint);
  border-radius:0 12px 12px 0;color:#33403D;
}
.article-body blockquote p:last-child{margin-bottom:0}
.article-body img{border-radius:var(--r-img);margin:22px auto;border:1px solid rgba(0,0,0,.04)}
.article-body figure{margin:24px 0}
.article-body figcaption{font-size:13px;color:var(--muted);text-align:center;margin-top:8px}
.article-body a{color:var(--brand);text-decoration:underline;text-underline-offset:3px;text-decoration-thickness:1px}
.article-body a:hover{color:var(--brand-dark)}
.article-body strong{color:var(--brand-dark);font-weight:600}
.article-body table{width:100%;border-collapse:collapse;margin:22px 0;font-size:15px}
.article-body th,.article-body td{border:1px solid var(--border);padding:10px 12px;text-align:left}
.article-body th{background:var(--brand-soft);color:var(--brand-dark);font-weight:600}
.article-body code{background:var(--brand-soft);padding:2px 6px;border-radius:6px;font-size:14px;font-family:ui-monospace,Menlo,Consolas,monospace}
.article-body hr{border:0;border-top:1px solid var(--line);margin:28px 0}

.article-actions{
  max-width:760px;margin:40px auto 0;padding-top:24px;border-top:1px solid var(--line);
  display:flex;flex-wrap:wrap;align-items:center;justify-content:space-between;gap:16px;
}
.tag-row{display:flex;flex-wrap:wrap;gap:8px}
.tag{
  display:inline-flex;align-items:center;height:28px;padding:0 12px;
  border-radius:999px;background:#fff;border:1px solid var(--border);
  font-size:13px;color:var(--muted);transition:all .2s var(--ease);
}
.tag:hover{border-color:var(--brand);color:var(--brand);background:var(--brand-soft)}
.share-row{display:flex;align-items:center;gap:10px}
.icon-btn{
  width:38px;height:38px;border-radius:50%;border:1px solid var(--border);background:#fff;
  display:grid;place-items:center;color:var(--brand);
  transition:background .2s var(--ease),color .2s var(--ease),transform .2s var(--ease),border-color .2s var(--ease);
}
.icon-btn:hover{background:var(--brand);color:#fff;border-color:var(--brand);transform:translateY(-1px)}
.icon-btn.is-done{background:var(--grass);border-color:var(--grass);color:var(--brand-dark)}

/* ---------- related ---------- */
.related{margin-top:56px}
.sec-head{display:flex;align-items:flex-end;justify-content:space-between;gap:20px;margin-bottom:22px}
.sec-title{font-size:22px;font-weight:700;color:var(--brand-dark);line-height:1.3}
.sec-sub{margin-top:6px;font-size:14px;color:var(--muted)}
.rel-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:20px}
.rel-card{
  display:flex;gap:14px;align-items:center;
  background:var(--paper);border:1px solid var(--border);border-radius:var(--r-md);
  padding:14px;box-shadow:var(--sh-1);
  transition:transform .25s var(--ease),box-shadow .25s var(--ease),border-color .25s var(--ease);
}
.rel-card:hover{transform:translateY(-2px);box-shadow:var(--sh-2);border-color:#D6E0DB}
.rel-card .thumb{width:104px;height:72px;flex:0 0 auto;border-radius:10px;overflow:hidden;background:#E7ECE8}
.rel-card .thumb img{width:100%;height:100%;object-fit:cover;transition:transform .35s var(--ease)}
.rel-card:hover .thumb img{transform:scale(1.04)}
.rel-card h3{font-size:16px;font-weight:600;line-height:1.45;color:var(--text);display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}
.rel-card:hover h3{color:var(--brand)}
.rel-card .meta{margin-top:6px;font-size:13px;color:var(--muted)}
.rel-empty{
  border:1px dashed #C9D6D1;border-radius:var(--r-md);background:#FBFCFB;
  padding:22px;font-size:14px;color:var(--muted);text-align:center;
}

.back-row{
  margin:38px 0 0;display:flex;flex-wrap:wrap;align-items:center;gap:18px;
  padding:20px 24px;background:var(--paper);border:1px solid var(--border);border-radius:var(--r-md);
}

/* ---------- empty state ---------- */
.empty-state{
  max-width:760px;margin:36px auto 0;padding:38px 26px;text-align:center;
  border:1px dashed #C9D6D1;border-radius:var(--r-md);background:#FBFCFB;
}
.empty-state svg{margin:0 auto 14px;color:var(--brand);opacity:.6}
.empty-state p{font-size:14px;color:var(--muted);margin:0 0 16px}

/* ---------- CTA band ---------- */
.cta-band{
  position:relative;overflow:hidden;margin:var(--sec) 0;
  background:var(--brand-dark);border-radius:22px;
  padding:46px 44px;color:#fff;
}
.cta-band::after{
  content:"";position:absolute;right:-60px;top:-40px;width:320px;height:320px;
  background:radial-gradient(circle at 30% 30%,rgba(201,226,101,.18),transparent 62%);
  pointer-events:none;
}
.cta-inner{position:relative;z-index:2;display:flex;align-items:center;justify-content:space-between;gap:32px;flex-wrap:wrap}
.cta-band h2{font-size:28px;font-weight:700;line-height:1.35;letter-spacing:.005em}
.cta-band p{margin-top:10px;font-size:15px;line-height:1.8;color:#C7DBD6;max-width:560px}
.cta-actions{display:flex;gap:12px;flex-wrap:wrap}

/* ---------- footer ---------- */
.site-footer{background:var(--brand-dark);color:#CFE0DC;margin-top:var(--sec);padding:64px 0 26px}
.footer-grid{display:grid;grid-template-columns:1.6fr 1fr 1fr 1fr;gap:36px}
.footer-brand{display:flex;align-items:center;gap:10px;margin-bottom:14px}
.footer-mark{
  width:32px;height:32px;border-radius:10px;background:var(--accent);
  color:#fff;display:grid;place-items:center;font-weight:700;font-size:15px;
}
.footer-brand strong{color:#fff;font-size:17px;font-weight:700}
.footer-desc{font-size:14px;line-height:1.85;color:#A9C4BF;max-width:340px}
.footer-social{display:flex;gap:10px;margin-top:18px}
.footer-social a{
  width:36px;height:36px;border-radius:50%;
  border:1px solid rgba(255,255,255,.22);display:grid;place-items:center;color:#E4EFEC;
  transition:background .2s var(--ease),color .2s var(--ease),border-color .2s var(--ease);
}
.footer-social a:hover{background:#fff;color:var(--brand-dark);border-color:#fff}
.footer-col h4{font-size:15px;font-weight:600;color:#fff;margin-bottom:16px}
.footer-col ul{display:flex;flex-direction:column;gap:11px}
.footer-col a{font-size:14px;color:#A9C4BF}
.footer-col a:hover{color:#fff}
.footer-bottom{
  margin-top:44px;padding-top:20px;border-top:1px solid rgba(255,255,255,.14);
  display:flex;flex-wrap:wrap;gap:10px;justify-content:space-between;
  font-size:13px;color:#8FADA8;
}

/* ---------- back to top ---------- */
.to-top{
  position:fixed;right:22px;bottom:26px;width:42px;height:42px;border-radius:50%;
  background:var(--brand);color:#fff;display:grid;place-items:center;
  box-shadow:var(--sh-2);opacity:0;visibility:hidden;z-index:70;
  transition:opacity .25s var(--ease),visibility .25s var(--ease),background .2s var(--ease),transform .2s var(--ease);
}
.to-top.show{opacity:1;visibility:visible}
.to-top:hover{background:var(--brand-dark);transform:translateY(-2px)}

/* ---------- responsive ---------- */
@media (max-width:1024px){
  :root{--sec:64px}
  .container{padding:0 24px}
  .nav-menu{margin-left:4px}
  .search-box{width:170px}
  .footer-grid{grid-template-columns:1.4fr 1fr 1fr;gap:28px}
  .rel-grid{grid-template-columns:repeat(2,1fr)}
}
@media (max-width:768px){
  :root{--sec:48px}
  .container{padding:0 20px}
  .nav-menu{display:none}
  .search-box{display:none}
  .nav-toggle{display:flex}
  .header-inner{height:56px;gap:12px}
  .site-header.is-scrolled .header-inner{height:56px}
  .article-title{font-size:26px}
  .article-cover{aspect-ratio:16/10}
  .article-body{margin-top:28px}
  .article-body h2{font-size:20px;margin-top:30px}
  .article-body h3{font-size:18px}
  .article-actions{flex-direction:column;align-items:flex-start}
  .rel-grid{grid-template-columns:1fr}
  .cta-band{padding:32px 24px;border-radius:18px}
  .cta-band h2{font-size:22px}
  .cta-inner{flex-direction:column;align-items:flex-start}
  .cta-actions{width:100%}
  .cta-actions .btn{width:100%}
  .footer-grid{grid-template-columns:1fr 1fr;gap:26px}
  .footer-desc{max-width:none}
  .rel-card .thumb{width:92px;height:66px}
}
@media (max-width:520px){
  .article-title{font-size:24px}
  .logo-text{font-size:15px}
  .logo-text em{font-size:12px}
  .logo-mark{width:30px;height:30px;font-size:14px}
  .footer-grid{grid-template-columns:1fr}
  .header-right .btn{padding:0 14px;font-size:14px;height:38px}
  .breadcrumb .current{max-width:200px}
  .to-top{right:16px;bottom:18px}
}

/* roulang page: category1 */
:root{
  --c-primary:#0E5C55;
  --c-primary-dark:#0A4340;
  --c-primary-soft:#EEF3F1;
  --c-primary-soft-2:#F1F5F3;
  --c-accent:#FF6A3D;
  --c-accent-dark:#E4552A;
  --c-accent-soft:#FFE7DD;
  --c-lawn:#C9E265;
  --bg:#F6F7F4;
  --surface:#FFFFFF;
  --border:#E4E7E2;
  --line:#EDEFEA;
  --ink:#1C1F1E;
  --ink-2:#5C6664;
  --r-lg:18px;
  --r-md:14px;
  --r-sm:10px;
  --sh-1:0 1px 2px rgba(12,40,38,.06);
  --sh-2:0 10px 26px rgba(14,92,85,.14);
  --sh-3:0 18px 44px rgba(14,92,85,.18);
  --container:1200px;
  --sec:88px;
  --ease:cubic-bezier(.2,.7,.3,1);
}
*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%}
body{
  margin:0;
  font-family:"PingFang SC","HarmonyOS Sans SC","Microsoft YaHei",system-ui,-apple-system,"Helvetica Neue",Arial,sans-serif;
  font-size:16px;
  line-height:1.7;
  color:var(--ink);
  background:var(--bg);
  -webkit-font-smoothing:antialiased;
}
img{display:block;max-width:100%;height:auto}
a{color:var(--c-primary);text-decoration:none;transition:color .2s var(--ease)}
a:hover{color:var(--c-primary-dark)}
button{font:inherit;color:inherit}
input{font:inherit}
h1,h2,h3,h4{margin:0;line-height:1.28;font-weight:700;letter-spacing:0}
p{margin:0 0 18px;line-height:1.85}
p:last-child{margin-bottom:0}
ul,ol{margin:0;padding:0}
:focus-visible{outline:2px solid var(--c-primary);outline-offset:2px}
.container{
  width:100%;
  max-width:var(--container);
  margin:0 auto;
  padding:0 32px;
}
.sec{padding:var(--sec) 0}
.sec-sm{padding:56px 0}
.sec-head{
  display:flex;
  align-items:flex-end;
  justify-content:space-between;
  gap:24px;
  margin-bottom:36px;
  flex-wrap:wrap;
}
.sec-head h2{font-size:28px}
.sec-head p{margin:8px 0 0;font-size:14px;color:var(--ink-2)}
.eyebrow{
  display:inline-flex;
  align-items:center;
  gap:8px;
  font-size:12px;
  letter-spacing:.01em;
  color:var(--c-primary);
  background:var(--c-primary-soft);
  border-radius:999px;
  padding:4px 12px;
  margin-bottom:16px;
}
.eyebrow i{width:6px;height:6px;border-radius:50%;background:var(--c-lawn);display:inline-block}

/* ---------- header ---------- */
.site-header{
  position:sticky;
  top:0;
  z-index:60;
  background:rgba(246,247,244,.94);
  backdrop-filter:blur(10px);
  border-bottom:1px solid var(--line);
  transition:box-shadow .25s var(--ease);
}
.site-header.is-scrolled{box-shadow:0 6px 18px rgba(14,92,85,.08)}
.nav-wrap{
  display:flex;
  align-items:center;
  gap:28px;
  height:64px;
  transition:height .25s var(--ease);
}
.site-header.is-scrolled .nav-wrap{height:56px}
.brand{
  display:flex;
  align-items:center;
  gap:10px;
  flex:0 0 auto;
  color:var(--ink);
}
.brand:hover{color:var(--ink)}
.brand-mark{
  width:32px;height:32px;
  border-radius:9px;
  background:var(--c-primary);
  color:#fff;
  font-size:16px;
  font-weight:700;
  display:flex;align-items:center;justify-content:center;
  position:relative;
}
.brand-mark::after{
  content:"";
  position:absolute;
  right:-3px;bottom:-3px;
  width:9px;height:9px;
  border-radius:50%;
  background:var(--c-accent);
  border:2px solid var(--bg);
}
.brand-text{font-size:17px;font-weight:700;white-space:nowrap}
.brand-text em{font-style:normal;color:var(--c-primary)}
.nav-menu{
  display:flex;
  align-items:center;
  gap:6px;
  flex:1 1 auto;
  min-width:0;
}
.nav-link{
  position:relative;
  padding:8px 12px;
  border-radius:8px;
  font-size:15px;
  color:var(--ink-2);
  white-space:nowrap;
}
.nav-link:hover{color:var(--c-primary);background:var(--c-primary-soft)}
.nav-link.active{color:var(--c-primary);font-weight:600}
.nav-link.active::after{
  content:"";
  position:absolute;
  left:12px;right:12px;bottom:-2px;
  height:2px;
  border-radius:2px;
  background:var(--c-primary);
}
.nav-aside{
  display:flex;
  align-items:center;
  gap:12px;
  flex:0 0 auto;
}
.nav-search input{
  width:220px;
  height:38px;
  border-radius:999px;
  border:1px solid transparent;
  background:var(--c-primary-soft);
  padding:0 16px;
  font-size:14px;
  color:var(--ink);
  transition:border-color .2s var(--ease),background .2s var(--ease);
}
.nav-search input::placeholder{color:#8A938F}
.nav-search input:focus{
  outline:none;
  background:#fff;
  border-color:var(--c-primary);
}
.nav-toggle{
  display:none;
  width:38px;height:38px;
  border-radius:10px;
  border:1px solid var(--border);
  background:#fff;
  cursor:pointer;
  align-items:center;
  justify-content:center;
  flex-direction:column;
  gap:4px;
}
.nav-toggle span{display:block;width:16px;height:2px;background:var(--c-primary);border-radius:2px}

/* ---------- buttons ---------- */
.btn{
  display:inline-flex;
  align-items:center;
  justify-content:center;
  gap:8px;
  height:46px;
  padding:0 22px;
  border-radius:var(--r-sm);
  border:1px solid transparent;
  font-size:15px;
  font-weight:600;
  cursor:pointer;
  transition:transform .2s var(--ease),background .2s var(--ease),color .2s var(--ease),box-shadow .2s var(--ease);
  white-space:nowrap;
}
.btn:active{transform:scale(.98)}
.btn-primary{background:var(--c-accent);color:#fff;box-shadow:0 6px 16px rgba(255,106,61,.28)}
.btn-primary:hover{background:var(--c-accent-dark);color:#fff;transform:translateY(-1px)}
.btn-outline{background:transparent;border-color:var(--c-primary);color:var(--c-primary)}
.btn-outline:hover{background:var(--c-primary);color:#fff}
.btn-sm{height:38px;padding:0 16px;font-size:14px;border-radius:9px}
.btn-lg{height:52px;padding:0 28px;font-size:16px}
.btn-block{width:100%}
.link-arrow{
  display:inline-flex;
  align-items:center;
  gap:6px;
  font-size:14px;
  font-weight:600;
  color:var(--c-primary);
}
.link-arrow::after{content:"→";transition:transform .2s var(--ease)}
.link-arrow:hover::after{transform:translateX(3px)}

/* ---------- hero ---------- */
.cat-hero{
  position:relative;
  background:
    linear-gradient(90deg,rgba(246,247,244,.96) 0%,rgba(246,247,244,.72) 55%,rgba(238,243,241,.85) 100%),
    url("/assets/images/backpic/back-2.png") center/cover no-repeat;
  border-bottom:1px solid var(--line);
}
.hero-grid{
  display:grid;
  grid-template-columns:7fr 5fr;
  gap:48px;
  align-items:center;
  min-height:400px;
  padding:52px 0 56px;
}
.crumb{
  display:flex;
  align-items:center;
  gap:8px;
  font-size:14px;
  color:var(--ink-2);
  margin-bottom:18px;
}
.crumb a{color:var(--ink-2)}
.crumb a:hover{color:var(--c-primary)}
.crumb span{color:#A9B2AE}
.hero-copy h1{
  font-size:30px;
  line-height:1.3;
  margin-bottom:14px;
  color:var(--c-primary-dark);
}
.hero-copy .hero-sub{
  font-size:16px;
  color:var(--ink-2);
  line-height:1.85;
  max-width:560px;
  margin-bottom:26px;
}
.hero-actions{display:flex;gap:12px;flex-wrap:wrap;margin-bottom:26px}
.pill-row{display:flex;gap:10px;flex-wrap:wrap}
.pill{
  display:inline-flex;
  align-items:center;
  gap:7px;
  height:30px;
  padding:0 14px;
  border-radius:999px;
  background:#fff;
  border:1px solid var(--border);
  font-size:13px;
  color:var(--ink-2);
  box-shadow:var(--sh-1);
}
.pill i{width:7px;height:7px;border-radius:50%;background:var(--c-lawn);display:inline-block}
.pill b{color:var(--c-primary);font-weight:600;font-variant-numeric:tabular-nums}
.hero-media{position:relative;padding-bottom:22px;padding-right:14px}
.media-main{
  margin:0;
  border-radius:var(--r-md);
  overflow:hidden;
  border:1px solid rgba(0,0,0,.04);
  box-shadow:var(--sh-2);
  aspect-ratio:4/3;
  background:var(--c-primary-soft);
}
.media-main img{width:100%;height:100%;object-fit:cover;transition:transform .35s var(--ease)}
.media-main:hover img{transform:scale(1.04)}
.media-float{
  position:absolute;
  right:0;
  bottom:0;
  width:46%;
  margin:0;
  border-radius:12px;
  overflow:hidden;
  border:1px solid rgba(0,0,0,.04);
  box-shadow:var(--sh-3);
  background:#fff;
}
.media-float img{width:100%;aspect-ratio:4/3;object-fit:cover}
.media-tag{
  position:absolute;
  left:18px;
  bottom:38px;
  background:rgba(28,31,30,.72);
  color:#fff;
  font-size:12px;
  padding:6px 12px;
  border-radius:999px;
  backdrop-filter:blur(4px);
}

/* ---------- intro ---------- */
.intro-grid{display:grid;grid-template-columns:1fr 1.35fr;gap:48px;align-items:start}
.intro-grid h2{font-size:28px}
.intro-body p{color:var(--ink-2)}
.intro-body p:first-child{font-size:17px;color:var(--ink)}

/* ---------- zigzag ---------- */
.zz-wrap{border-top:1px solid var(--line)}
.zz-row{
  display:grid;
  grid-template-columns:5fr 6fr;
  gap:48px;
  align-items:center;
  padding:44px 0;
  border-bottom:1px solid var(--line);
}
.zz-row.reverse{grid-template-columns:6fr 5fr}
.zz-row.reverse .zz-media{order:2}
.zz-row.reverse .zz-body{order:1}
.zz-media{margin:0;border-radius:12px;overflow:hidden;border:1px solid rgba(0,0,0,.04);box-shadow:var(--sh-1);background:var(--c-primary-soft)}
.zz-media img{width:100%;aspect-ratio:5/4;object-fit:cover;transition:transform .35s var(--ease)}
.zz-media:hover img{transform:scale(1.04)}
.zz-body h3{font-size:20px;margin-bottom:14px}
.zz-body>p{color:var(--ink-2);font-size:15px;margin-bottom:18px}
.point-list{list-style:none;counter-reset:pt;margin-bottom:20px}
.point-list li{
  counter-increment:pt;
  position:relative;
  padding-left:34px;
  margin-bottom:12px;
  font-size:15px;
  line-height:1.7;
  color:var(--ink-2);
}
.point-list li:last-child{margin-bottom:0}
.point-list li::before{
  content:counter(pt);
  position:absolute;
  left:0;top:3px;
  width:22px;height:22px;
  border-radius:50%;
  background:var(--c-lawn);
  color:var(--c-primary-dark);
  font-size:12px;
  font-weight:700;
  display:flex;align-items:center;justify-content:center;
  font-variant-numeric:tabular-nums;
}
.point-list strong{color:var(--ink);font-weight:600}

/* ---------- faq ---------- */
.faq{max-width:760px;border-top:1px solid var(--line)}
.faq-item{border-bottom:1px solid var(--line)}
.faq-q{
  width:100%;
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:16px;
  padding:20px 0;
  background:none;
  border:0;
  text-align:left;
  font-size:17px;
  font-weight:600;
  cursor:pointer;
  transition:color .2s var(--ease);
}
.faq-q:hover{color:var(--c-primary)}
.faq-icon{
  flex:0 0 auto;
  position:relative;
  width:20px;height:20px;
  border-radius:50%;
  border:1px solid var(--border);
  background:#fff;
}
.faq-icon::before,
.faq-icon::after{
  content:"";
  position:absolute;
  left:50%;top:50%;
  background:var(--c-primary);
  border-radius:2px;
  transform:translate(-50%,-50%);
  transition:transform .25s var(--ease),opacity .25s var(--ease);
}
.faq-icon::before{width:10px;height:2px}
.faq-icon::after{width:2px;height:10px}
.faq-item.open .faq-icon::after{transform:translate(-50%,-50%) rotate(90deg);opacity:0}
.faq-a{
  max-height:0;
  overflow:hidden;
  transition:max-height .32s var(--ease),background .2s var(--ease);
}
.faq-a p{
  margin:0;
  padding:0 16px 18px;
  font-size:16px;
  line-height:1.85;
  color:var(--ink-2);
  max-width:700px;
}
.faq-item.open .faq-a{background:#FAFBFA}

/* ---------- related ---------- */
.rel-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:16px}
.rel-card{
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:18px;
  padding:20px 22px;
  background:var(--surface);
  border:1px solid var(--border);
  border-radius:var(--r-md);
  box-shadow:var(--sh-1);
  transition:transform .2s var(--ease),box-shadow .2s var(--ease),border-color .2s var(--ease);
}
.rel-card:hover{
  transform:translateY(-2px);
  box-shadow:var(--sh-2);
  border-color:#CFE0DC;
  color:var(--ink);
}
.rel-card strong{display:block;font-size:16px;margin-bottom:4px;color:var(--ink)}
.rel-card span{font-size:13px;color:var(--ink-2);line-height:1.6}
.rel-card .rel-go{
  flex:0 0 auto;
  width:34px;height:34px;
  border-radius:50%;
  background:var(--c-primary-soft);
  color:var(--c-primary);
  display:flex;align-items:center;justify-content:center;
  font-size:15px;
  transition:background .2s var(--ease),color .2s var(--ease);
}
.rel-card:hover .rel-go{background:var(--c-primary);color:#fff}

/* ---------- cta band ---------- */
.cta-band{
  position:relative;
  background:var(--c-primary-dark);
  color:#F3F7F5;
  overflow:hidden;
  padding:60px 0;
}
.cta-band h2{font-size:28px;color:#fff;margin-bottom:12px}
.cta-band p{color:rgba(243,247,245,.78);font-size:15px;margin:0}
.cta-inner{
  position:relative;
  z-index:2;
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:32px;
  flex-wrap:wrap;
}
.cta-actions{display:flex;gap:12px;flex-wrap:wrap}
.btn-outline-light{
  background:transparent;
  border-color:rgba(255,255,255,.6);
  color:#fff;
}
.btn-outline-light:hover{background:#fff;color:var(--c-primary-dark);border-color:#fff}
.cta-pattern{
  position:absolute;
  right:-40px;
  top:-30px;
  width:520px;
  height:320px;
  opacity:.08;
  z-index:1;
  pointer-events:none;
}

/* ---------- footer ---------- */
.site-footer{
  background:var(--c-primary-dark);
  color:#DDE7E4;
  padding:64px 0 28px;
}
.footer-grid{
  display:grid;
  grid-template-columns:1.6fr 1fr 1fr 1.2fr;
  gap:36px;
  padding-bottom:36px;
  border-bottom:1px solid rgba(255,255,255,.12);
}
.footer-brand{display:flex;align-items:center;gap:10px;margin-bottom:14px}
.footer-mark{
  width:30px;height:30px;
  border-radius:8px;
  background:rgba(255,255,255,.12);
  color:#fff;
  display:flex;align-items:center;justify-content:center;
  font-weight:700;
  font-size:15px;
}
.footer-brand strong{color:#fff;font-size:16px}
.footer-desc{font-size:14px;line-height:1.85;color:rgba(221,231,228,.72);max-width:340px;margin-bottom:18px}
.footer-social{display:flex;gap:10px}
.footer-social a{
  width:36px;height:36px;
  border-radius:50%;
  background:rgba(255,255,255,.1);
  color:#fff;
  display:flex;align-items:center;justify-content:center;
  transition:background .2s var(--ease),transform .2s var(--ease);
}
.footer-social a:hover{background:var(--c-accent);transform:translateY(-2px);color:#fff}
.footer-col h4{font-size:15px;color:#fff;margin-bottom:16px;font-weight:600}
.footer-col ul{list-style:none}
.footer-col li{margin-bottom:11px}
.footer-col a{font-size:14px;color:rgba(221,231,228,.74)}
.footer-col a:hover{color:#fff}
.footer-bottom{
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:16px;
  flex-wrap:wrap;
  padding-top:22px;
  font-size:13px;
  color:rgba(221,231,228,.6);
}
.to-top{
  position:fixed;
  right:24px;
  bottom:24px;
  width:40px;height:40px;
  border-radius:50%;
  border:0;
  background:var(--c-primary);
  color:#fff;
  display:flex;align-items:center;justify-content:center;
  cursor:pointer;
  box-shadow:var(--sh-2);
  opacity:0;
  pointer-events:none;
  transform:translateY(8px);
  transition:opacity .25s var(--ease),transform .25s var(--ease),background .2s var(--ease);
  z-index:70;
}
.to-top.show{opacity:1;pointer-events:auto;transform:none}
.to-top:hover{background:var(--c-primary-dark)}

/* ---------- drawer ---------- */
.drawer-backdrop{
  position:fixed;
  inset:0;
  background:rgba(10,67,64,.45);
  opacity:0;
  pointer-events:none;
  transition:opacity .25s var(--ease);
  z-index:80;
}
.drawer-backdrop.show{opacity:1;pointer-events:auto}
.drawer{
  position:fixed;
  top:0;right:0;
  width:290px;
  max-width:86vw;
  height:100%;
  background:var(--c-primary-dark);
  color:#EAF2F0;
  transform:translateX(100%);
  transition:transform .3s var(--ease);
  z-index:90;
  padding:22px 20px 32px;
  display:flex;
  flex-direction:column;
  gap:8px;
  overflow-y:auto;
}
.drawer.open{transform:none}
.drawer-head{display:flex;align-items:center;justify-content:space-between;margin-bottom:16px}
.drawer-title{font-size:16px;font-weight:700;color:#fff}
.drawer-close{
  width:34px;height:34px;
  border-radius:50%;
  border:1px solid rgba(255,255,255,.2);
  background:transparent;
  color:#fff;
  font-size:18px;
  line-height:1;
  cursor:pointer;
}
.drawer-close:hover{background:rgba(255,255,255,.12)}
.drawer-nav{display:flex;flex-direction:column;gap:4px;margin-bottom:20px}
.drawer-nav a{
  padding:12px 14px;
  border-radius:10px;
  color:rgba(234,242,240,.85);
  font-size:15px;
}
.drawer-nav a:hover{background:rgba(255,255,255,.1);color:#fff}
.drawer-nav a.active{background:rgba(201,226,101,.16);color:#fff;font-weight:600}
.drawer-cta{margin-top:auto}

/* ---------- responsive ---------- */
@media (max-width:1024px){
  :root{--sec:64px}
  .container{padding:0 24px}
  .nav-search input{width:160px}
  .hero-grid{grid-template-columns:6fr 6fr;gap:32px;min-height:0;padding:40px 0 48px}
  .hero-copy h1{font-size:28px}
  .intro-grid{grid-template-columns:1fr;gap:22px}
  .zz-row,.zz-row.reverse{grid-template-columns:1fr 1fr;gap:32px}
  .footer-grid{grid-template-columns:1fr 1fr;gap:28px}
}
@media (max-width:900px){
  .nav-menu{display:none}
  .nav-toggle{display:flex}
  .nav-aside .btn-primary{display:none}
}
@media (max-width:768px){
  :root{--sec:48px}
  .container{padding:0 20px}
  .nav-search{display:none}
  .hero-grid{grid-template-columns:1fr;gap:28px;padding:28px 0 40px}
  .hero-copy h1{font-size:26px}
  .hero-media{padding-bottom:16px;padding-right:10px;max-width:520px}
  .media-tag{left:12px;bottom:26px}
  .sec-head h2{font-size:22px}
  .cat-hero{background:linear-gradient(180deg,rgba(246,247,244,.96) 0%,rgba(246,247,244,.86) 100%),url("/assets/images/backpic/back-2.png") center/cover no-repeat}
  .zz-row,.zz-row.reverse{grid-template-columns:1fr;gap:20px;padding:32px 0}
  .zz-row.reverse .zz-media{order:1}
  .zz-row.reverse .zz-body{order:2}
  .rel-grid{grid-template-columns:1fr}
  .cta-band{padding:44px 0}
  .cta-band h2{font-size:22px}
  .cta-inner{flex-direction:column;align-items:flex-start}
  .cta-actions{width:100%}
  .cta-actions .btn{width:100%}
  .footer-grid{grid-template-columns:1fr;gap:26px}
  .footer-bottom{flex-direction:column;align-items:flex-start}
  .cta-pattern{width:320px;height:200px;right:-60px}
  .faq-q{font-size:16px}
}
@media (max-width:520px){
  body{font-size:15px}
  .brand-text{font-size:15px}
  .hero-copy h1{font-size:24px}
  .hero-actions .btn{width:100%}
  .btn-lg{height:48px}
  .media-float{width:52%}
  .sec-head{margin-bottom:24px}
  .to-top{right:16px;bottom:16px}
}

/* roulang page: category2 */
:root{
  --pine:#0E5C55;
  --pine-dark:#0A4340;
  --orange:#FF6A3D;
  --orange-soft:#FFE7DD;
  --bg:#F6F7F4;
  --paper:#FFFFFF;
  --line:#E4E7E2;
  --line-soft:#EDEFEA;
  --ink:#1C1F1E;
  --muted:#5C6664;
  --mist:#EEF3F1;
  --lime:#C9E265;
  --r-lg:18px;
  --r-md:14px;
  --r-sm:10px;
  --sh-1:0 1px 2px rgba(12,40,38,.06);
  --sh-2:0 10px 26px rgba(14,92,85,.14);
  --sh-3:0 18px 44px rgba(14,92,85,.18);
  --ease:cubic-bezier(.2,.7,.3,1);
  --gap-section:88px;
}
*{box-sizing:border-box;}
html{-webkit-text-size-adjust:100%;}
body{
  margin:0;
  background:var(--bg);
  color:var(--ink);
  font-family:"PingFang SC","HarmonyOS Sans SC","Microsoft YaHei",system-ui,-apple-system,"Segoe UI",sans-serif;
  font-size:16px;
  line-height:1.85;
  letter-spacing:0;
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block;border-radius:12px;}
a{color:var(--pine);text-decoration:none;transition:color .22s var(--ease);}
a:hover{color:var(--pine-dark);}
a:focus-visible,button:focus-visible,input:focus-visible{outline:2px solid var(--pine);outline-offset:2px;border-radius:6px;}
h1,h2,h3,h4{margin:0;line-height:1.28;font-weight:700;color:var(--ink);}
p{margin:0 0 18px;}
p:last-child{margin-bottom:0;}
ul,ol{margin:0;padding:0;list-style:none;}
button{font-family:inherit;}
.num{font-variant-numeric:tabular-nums;font-feature-settings:"tnum";}

/* 容器 */
.container{width:100%;max-width:1200px;margin:0 auto;padding:0 32px;}

/* 头部导航 */
.site-header{
  position:sticky;
  top:0;
  z-index:60;
  background:rgba(246,247,244,.94);
  backdrop-filter:saturate(160%) blur(10px);
  border-bottom:1px solid var(--line);
  transition:box-shadow .28s var(--ease),background .28s var(--ease);
}
.site-header.is-scrolled{box-shadow:0 6px 18px rgba(14,92,85,.08);background:rgba(255,255,255,.96);}
.header-inner{
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:24px;
  height:64px;
}
.header-left,.header-right{display:flex;align-items:center;gap:22px;min-width:0;}
.brand{display:flex;align-items:center;gap:10px;flex:none;}
.brand-mark{
  width:34px;height:34px;border-radius:10px;
  background:var(--pine);color:#fff;
  display:flex;align-items:center;justify-content:center;
  font-weight:700;font-size:16px;letter-spacing:0;
  box-shadow:var(--sh-1);
}
.brand-text{
  font-size:17px;font-weight:700;color:var(--ink);
  display:flex;align-items:baseline;gap:2px;white-space:nowrap;
}
.brand-text em{font-style:normal;font-size:13px;font-weight:600;color:var(--muted);}
.brand-dot{width:6px;height:6px;border-radius:50%;background:var(--orange);display:inline-block;margin-left:6px;transform:translateY(-1px);}
.nav-menu{display:flex;align-items:center;gap:4px;min-width:0;}
.nav-link{
  position:relative;
  padding:8px 12px;
  font-size:15px;
  color:var(--muted);
  white-space:nowrap;
  border-radius:8px;
}
.nav-link:hover{color:var(--pine);background:var(--mist);}
.nav-link.active{color:var(--pine);font-weight:600;}
.nav-link.active::after{
  content:"";position:absolute;left:12px;right:12px;bottom:2px;height:2px;border-radius:2px;background:var(--pine);
}
.nav-search{
  display:flex;align-items:center;gap:8px;
  background:var(--mist);
  border:1px solid transparent;
  border-radius:999px;
  height:38px;width:220px;padding:0 14px;
  transition:border-color .22s var(--ease),background .22s var(--ease);
}
.nav-search:focus-within{border-color:var(--pine);background:#fff;}
.nav-search svg{flex:none;color:var(--muted);}
.nav-search input{
  border:0;background:transparent;outline:none;width:100%;
  font-size:14px;color:var(--ink);font-family:inherit;
}
.nav-search input::placeholder{color:#8A9490;}
.nav-toggle{
  display:none;
  width:40px;height:40px;border-radius:10px;
  border:1px solid var(--line);background:var(--paper);
  align-items:center;justify-content:center;cursor:pointer;color:var(--pine);
  transition:background .22s var(--ease),box-shadow .22s var(--ease);
}
.nav-toggle:hover{background:var(--mist);box-shadow:var(--sh-1);}
.nav-toggle:active{transform:scale(.98);}

/* 按钮 */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  height:46px;padding:0 22px;border-radius:var(--r-sm);
  font-size:15px;font-weight:600;line-height:1;
  border:1px solid transparent;cursor:pointer;
  transition:background .22s var(--ease),color .22s var(--ease),border-color .22s var(--ease),transform .22s var(--ease),box-shadow .22s var(--ease);
}
.btn:active{transform:scale(.98);}
.btn-primary{background:var(--orange);color:#fff;box-shadow:0 6px 16px rgba(255,106,61,.26);}
.btn-primary:hover{background:#F0552A;color:#fff;transform:translateY(-1px);box-shadow:0 10px 22px rgba(255,106,61,.3);}
.btn-ghost{background:transparent;border-color:var(--pine);color:var(--pine);}
.btn-ghost:hover{background:var(--pine);color:#fff;}
.btn-light{background:transparent;border-color:rgba(255,255,255,.6);color:#fff;}
.btn-light:hover{background:#fff;color:var(--pine-dark);border-color:#fff;}
.btn-sm{height:38px;padding:0 16px;font-size:14px;border-radius:9px;}
.btn-block{width:100%;}
.link-arrow{
  display:inline-flex;align-items:center;gap:6px;
  font-size:14px;font-weight:600;color:var(--pine);
}
.link-arrow svg{transition:transform .22s var(--ease);}
.link-arrow:hover svg{transform:translateX(3px);}

/* 徽章与胶囊 */
.badge{
  display:inline-flex;align-items:center;gap:6px;
  height:24px;padding:0 10px;border-radius:999px;
  font-size:12px;font-weight:600;line-height:1;
}
.badge-cat{background:var(--mist);color:var(--pine);}
.badge-time{background:var(--orange-soft);color:#C8431B;}
.badge-live{background:#fff;color:var(--pine-dark);border:1px solid var(--line);}
.dot-live{width:7px;height:7px;border-radius:50%;background:var(--lime);box-shadow:0 0 0 3px rgba(201,226,101,.35);}
.pill-row{display:flex;flex-wrap:wrap;gap:10px;}
.pill{
  display:inline-flex;align-items:center;gap:8px;
  height:34px;padding:0 14px;border-radius:999px;
  background:var(--paper);border:1px solid var(--line);
  font-size:13px;color:var(--muted);
}
.pill strong{color:var(--ink);font-weight:700;}

/* Hero */
.hero{padding:56px 0 0;}
.hero-grid{
  display:grid;
  grid-template-columns:7fr 5fr;
  gap:40px;
  align-items:center;
  min-height:400px;
}
.hero-copy h1{font-size:40px;letter-spacing:-.01em;}
.hero-copy h1 em{font-style:normal;color:var(--pine);}
.hero-sub{
  margin-top:16px;
  font-size:17px;
  color:var(--muted);
  max-width:30em;
}
.hero-actions{display:flex;flex-wrap:wrap;gap:14px;margin-top:26px;}
.hero-pills{margin-top:24px;}
.hero-visual{position:relative;padding-bottom:26px;}
.hero-card-main{
  border-radius:var(--r-lg);
  overflow:hidden;
  border:1px solid rgba(0,0,0,.04);
  box-shadow:var(--sh-2);
  background:var(--paper);
}
.hero-card-main img{width:100%;height:300px;object-fit:cover;border-radius:0;}
.hero-card-main figcaption{
  padding:12px 16px;font-size:13px;color:var(--muted);
  display:flex;align-items:center;justify-content:space-between;gap:10px;
}
.hero-card-float{
  position:absolute;
  right:-4px;bottom:0;
  width:45%;
  border-radius:var(--r-md);
  overflow:hidden;
  border:1px solid rgba(0,0,0,.05);
  box-shadow:var(--sh-3);
  background:var(--paper);
}
.hero-card-float img{width:100%;height:112px;object-fit:cover;border-radius:0;}
.hero-card-float span{display:block;padding:8px 12px;font-size:12px;color:var(--muted);}
.hero-media{position:relative;overflow:hidden;border-radius:var(--r-md);}
.hero-media img{transition:transform .35s var(--ease);}
.hero-media:hover img{transform:scale(1.04);}

/* 通用板块 */
.section{padding-top:var(--gap-section);}
.section-head{
  display:flex;align-items:flex-end;justify-content:space-between;gap:20px;
  margin-bottom:28px;
}
.section-head h2{font-size:28px;}
.section-head p{margin:8px 0 0;font-size:15px;color:var(--muted);}
.lead-copy{max-width:860px;}
.lead-copy p{font-size:16px;color:var(--muted);line-height:1.85;margin-bottom:16px;}
.lead-copy p strong{color:var(--ink);}

/* 双列对照卡 */
.compare-grid{
  display:grid;
  grid-template-columns:7fr 5fr;
  gap:24px;
  align-items:stretch;
}
.card{
  background:var(--paper);
  border:1px solid var(--line);
  border-radius:var(--r-lg);
  box-shadow:var(--sh-1);
}
.compare-card{padding:28px 28px 24px;display:flex;flex-direction:column;}
.compare-card h3{font-size:20px;margin-bottom:6px;}
.compare-card .card-note{font-size:14px;color:var(--muted);margin-bottom:18px;}
.step-list li{
  display:flex;gap:14px;align-items:flex-start;
  padding:14px 0;
  border-bottom:1px solid var(--line-soft);
  transition:background .22s var(--ease);
}
.step-list li:last-child{border-bottom:0;}
.step-list li:hover{background:#F1F5F3;border-radius:10px;}
.step-no{
  flex:none;width:32px;height:32px;border-radius:50%;
  background:var(--lime);color:var(--pine-dark);
  display:flex;align-items:center;justify-content:center;
  font-size:14px;font-weight:700;
  font-variant-numeric:tabular-nums;
}
.step-body strong{display:block;font-size:16px;font-weight:600;}
.step-body span{display:block;font-size:14px;color:var(--muted);margin-top:2px;}
.figure-card{padding:18px;display:flex;flex-direction:column;gap:14px;}
.figure-frame{position:relative;overflow:hidden;border-radius:var(--r-md);border:1px solid rgba(0,0,0,.04);}
.figure-frame img{width:100%;height:236px;object-fit:cover;border-radius:0;transition:transform .35s var(--ease);}
.figure-frame:hover img{transform:scale(1.04);}
.figure-card figcaption{font-size:13px;color:var(--muted);line-height:1.7;}
.mini-stats{display:flex;gap:12px;margin-top:auto;}
.mini-stat{
  flex:1;background:var(--mist);border-radius:var(--r-sm);
  padding:12px 14px;text-align:left;
}
.mini-stat b{display:block;font-size:20px;color:var(--pine);font-variant-numeric:tabular-nums;}
.mini-stat span{display:block;font-size:12px;color:var(--muted);margin-top:2px;}

/* 深色节奏面板 */
.rhythm{
  background:var(--pine-dark);
  color:#EAF1EF;
  border-radius:var(--r-lg);
  padding:40px 36px;
  position:relative;
  overflow:hidden;
}
.rhythm::after{
  content:"";
  position:absolute;inset:0;
  background:radial-gradient(circle at 88% 12%,rgba(201,226,101,.14),transparent 55%);
  pointer-events:none;
}
.rhythm-head{position:relative;z-index:1;margin-bottom:26px;}
.rhythm-head h2{color:#fff;font-size:26px;}
.rhythm-head p{color:rgba(234,241,239,.74);font-size:14px;margin-top:8px;}
.rhythm-grid{
  position:relative;z-index:1;
  display:grid;grid-template-columns:repeat(4,1fr);gap:18px;
}
.rhythm-card{
  background:rgba(255,255,255,.06);
  border:1px solid rgba(255,255,255,.12);
  border-radius:var(--r-md);
  padding:20px 18px;
  transition:background .22s var(--ease),transform .22s var(--ease);
}
.rhythm-card:hover{background:rgba(255,255,255,.12);transform:translateY(-2px);}
.rhythm-card .tag{
  font-size:12px;color:var(--lime);font-weight:600;letter-spacing:.02em;
}
.rhythm-card h3{color:#fff;font-size:17px;margin:8px 0 6px;}
.rhythm-card p{font-size:13px;color:rgba(234,241,239,.72);line-height:1.7;margin:0;}
.rhythm-card .time{margin-top:12px;font-size:13px;color:#fff;font-variant-numeric:tabular-nums;}

/* 口碑横滑 */
.hscroll{
  display:flex;gap:18px;
  overflow-x:auto;
  padding:4px 4px 22px;
  scroll-snap-type:x mandatory;
  scrollbar-width:none;
}
.hscroll::-webkit-scrollbar{display:none;}
.quote-card{
  flex:0 0 300px;
  scroll-snap-align:start;
  background:var(--paper);
  border:1px solid var(--line);
  border-left:3px solid var(--pine);
  border-radius:var(--r-md);
  padding:20px;
  box-shadow:var(--sh-1);
}
.quote-top{display:flex;align-items:center;gap:12px;margin-bottom:12px;}
.quote-top img{width:36px;height:36px;border-radius:50%;object-fit:cover;}
.quote-top b{font-size:14px;display:block;}
.quote-top span{font-size:12px;color:var(--muted);}
.stars{color:var(--orange);font-size:13px;letter-spacing:2px;}
.quote-card p{font-size:14px;color:var(--muted);line-height:1.7;margin:0;}

/* FAQ */
.faq{max-width:760px;}
.faq-item{border-bottom:1px solid var(--line);}
.faq-q{
  width:100%;
  display:flex;align-items:center;justify-content:space-between;gap:16px;
  padding:18px 4px;
  background:transparent;border:0;cursor:pointer;
  font-size:17px;font-weight:600;color:var(--ink);text-align:left;
  transition:color .22s var(--ease);
}
.faq-q:hover{color:var(--pine);}
.faq-icon{
  flex:none;width:22px;height:22px;position:relative;color:var(--pine);
  transition:transform .28s var(--ease);
}
.faq-icon::before,.faq-icon::after{
  content:"";position:absolute;background:currentColor;border-radius:2px;
}
.faq-icon::before{left:2px;right:2px;top:10px;height:2px;}
.faq-icon::after{top:2px;bottom:2px;left:10px;width:2px;transition:opacity .22s var(--ease);}
.faq-item.open .faq-icon{transform:rotate(180deg);}
.faq-item.open .faq-icon::after{opacity:0;}
.faq-a{
  max-height:0;overflow:hidden;
  transition:max-height .32s var(--ease);
}
.faq-a-inner{
  font-size:16px;color:var(--muted);line-height:1.85;
  padding:0 4px 18px;
}
.faq-item.open .faq-a-inner{background:transparent;}

/* 相关分类 */
.rel-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:18px;}
.rel-card{
  background:var(--paper);
  border:1px solid var(--line);
  border-radius:var(--r-md);
  padding:22px;
  display:flex;align-items:center;justify-content:space-between;gap:16px;
  transition:transform .24s var(--ease),box-shadow .24s var(--ease),border-color .24s var(--ease);
}
.rel-card:hover{transform:translateY(-2px);box-shadow:var(--sh-2);border-color:#D5DED9;}
.rel-card strong{display:block;font-size:17px;color:var(--ink);}
.rel-card span{display:block;font-size:13px;color:var(--muted);margin-top:4px;}
.rel-card .arrow{color:var(--pine);flex:none;}
.rel-card.current{border-color:var(--pine);background:#F4F8F7;}
.rel-card.current span{color:var(--pine);}

/* CTA 带 */
.cta-wrap{padding-top:var(--gap-section);}
.cta{
  position:relative;
  overflow:hidden;
  background:var(--pine-dark);
  border-radius:var(--r-lg);
  padding:44px 40px;
  display:flex;align-items:center;justify-content:space-between;gap:32px;
}
.cta-pattern{
  position:absolute;inset:0;opacity:.08;pointer-events:none;
}
.cta-copy{position:relative;z-index:1;}
.cta-copy h2{color:#fff;font-size:28px;}
.cta-copy p{color:rgba(234,241,239,.76);font-size:15px;margin:10px 0 0;}
.cta-actions{position:relative;z-index:1;display:flex;gap:14px;flex:none;}

/* 面包屑 */
.crumb{padding-top:24px;font-size:14px;color:var(--muted);}
.crumb a{color:var(--muted);}
.crumb a:hover{color:var(--pine);}
.crumb span.sep{margin:0 8px;color:#B9C2BE;}

/* 页脚 */
.site-footer{
  margin-top:var(--gap-section);
  background:var(--pine-dark);
  color:#E7EFEC;
  padding:56px 0 24px;
}
.footer-grid{
  display:grid;
  grid-template-columns:1.6fr 1fr 1fr 1fr;
  gap:32px;
  padding-bottom:36px;
  border-bottom:1px solid rgba(255,255,255,.12);
}
.footer-brand{display:flex;align-items:center;gap:10px;margin-bottom:14px;}
.footer-mark{
  width:32px;height:32px;border-radius:9px;background:var(--orange);color:#fff;
  display:flex;align-items:center;justify-content:center;font-weight:700;font-size:15px;
}
.footer-brand strong{color:#fff;font-size:17px;}
.footer-desc{font-size:14px;color:rgba(231,239,236,.72);line-height:1.8;max-width:34em;}
.footer-social{display:flex;gap:10px;margin-top:16px;}
.footer-social a{
  width:36px;height:36px;border-radius:50%;
  border:1px solid rgba(255,255,255,.24);
  display:flex;align-items:center;justify-content:center;color:#E7EFEC;
  transition:background .22s var(--ease),color .22s var(--ease);
}
.footer-social a:hover{background:#fff;color:var(--pine-dark);}
.footer-col h4{color:#fff;font-size:15px;margin-bottom:14px;}
.footer-col ul li{margin-bottom:10px;}
.footer-col a{color:rgba(231,239,236,.76);font-size:14px;}
.footer-col a:hover{color:#fff;}
.footer-bottom{
  display:flex;align-items:center;justify-content:space-between;gap:16px;
  padding-top:20px;font-size:13px;color:rgba(231,239,236,.62);
}

/* 移动端抽屉 */
.drawer-mask{
  position:fixed;inset:0;background:rgba(12,40,38,.45);
  opacity:0;visibility:hidden;transition:opacity .28s var(--ease),visibility .28s var(--ease);
  z-index:80;
}
.drawer-mask.show{opacity:1;visibility:visible;}
.drawer{
  position:fixed;top:0;right:0;bottom:0;width:min(320px,86vw);
  background:var(--pine-dark);color:#EAF1EF;
  transform:translateX(102%);
  transition:transform .3s var(--ease);
  z-index:90;
  padding:24px 22px;
  display:flex;flex-direction:column;gap:8px;
  overflow-y:auto;
}
.drawer.show{transform:translateX(0);}
.drawer-head{display:flex;align-items:center;justify-content:space-between;margin-bottom:14px;}
.drawer-head strong{color:#fff;font-size:16px;}
.drawer-close{
  width:36px;height:36px;border-radius:10px;border:1px solid rgba(255,255,255,.24);
  background:transparent;color:#fff;cursor:pointer;font-size:18px;line-height:1;
}
.drawer-link{
  display:block;padding:12px 4px;color:#DCE7E4;font-size:15px;
  border-bottom:1px solid rgba(255,255,255,.1);
}
.drawer-link.active{color:var(--lime);font-weight:600;}
.drawer .btn{margin-top:18px;}

/* 响应式 */
@media (max-width:1024px){
  :root{--gap-section:64px;}
  .container{padding:0 24px;}
  .nav-menu{display:none;}
  .nav-search{width:180px;}
  .hero-grid{grid-template-columns:6fr 6fr;gap:28px;}
  .hero-copy h1{font-size:34px;}
  .compare-grid{grid-template-columns:1fr 1fr;}
  .rhythm-grid{grid-template-columns:repeat(2,1fr);}
  .footer-grid{grid-template-columns:1.4fr 1fr 1fr;}
}
@media (max-width:768px){
  :root{--gap-section:48px;}
  .container{padding:0 20px;}
  .header-inner{height:56px;gap:12px;}
  .brand-text{font-size:15px;}
  .nav-search{display:none;}
  .nav-toggle{display:flex;}
  .header-right .btn{display:none;}
  .hero{padding-top:32px;}
  .hero-grid{grid-template-columns:1fr;gap:28px;min-height:0;}
  .hero-copy h1{font-size:29px;}
  .hero-sub{font-size:16px;}
  .hero-visual{padding-bottom:22px;}
  .hero-card-main img{height:220px;}
  .hero-card-float{width:52%;}
  .hero-card-float img{height:92px;}
  .section-head{flex-direction:column;align-items:flex-start;gap:8px;}
  .section-head h2{font-size:22px;}
  .compare-grid{grid-template-columns:1fr;}
  .compare-card{padding:22px 20px;}
  .figure-card{padding:14px;}
  .figure-frame img{height:200px;}
  .rhythm{padding:28px 20px;}
  .rhythm-head h2{font-size:22px;}
  .rhythm-grid{grid-template-columns:1fr;}
  .rel-grid{grid-template-columns:1fr;}
  .cta{flex-direction:column;align-items:flex-start;padding:30px 22px;gap:22px;}
  .cta-copy h2{font-size:22px;}
  .cta-actions{width:100%;flex-direction:column;}
  .cta-actions .btn{width:100%;}
  .footer-grid{grid-template-columns:1fr;gap:26px;}
  .footer-bottom{flex-direction:column;align-items:flex-start;gap:6px;}
  .quote-card{flex:0 0 78vw;}
}
@media (max-width:520px){
  .hero-copy h1{font-size:28px;}
  .btn{height:44px;padding:0 18px;}
  .mini-stats{flex-direction:column;}
  .faq-q{font-size:16px;}
  .faq-a-inner{font-size:15px;}
}

/* roulang page: category3 */
/* ============ 设计变量 ============ */
:root{
  --spruce:#0E5C55;
  --spruce-dark:#0A4340;
  --spruce-deep:#073230;
  --orange:#FF6A3D;
  --orange-dark:#E85526;
  --orange-soft:#FFE7DD;
  --lime:#C9E265;
  --paper:#FFFFFF;
  --bg:#F6F7F4;
  --mint:#EEF3F1;
  --mint-2:#F1F5F3;
  --border:#E4E7E2;
  --line:#EDEFEA;
  --ink:#1C1F1E;
  --muted:#5C6664;
  --radius-lg:18px;
  --radius:14px;
  --radius-btn:10px;
  --shadow-1:0 1px 2px rgba(12,40,38,.06);
  --shadow-2:0 10px 26px rgba(14,92,85,.14);
  --shadow-3:0 18px 44px rgba(14,92,85,.18);
  --ease:cubic-bezier(.2,.7,.3,1);
  --maxw:1200px;
  --sect:88px;
}
/* ============ reset / base ============ */
*,*::before,*::after{box-sizing:border-box;}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth;}
body{
  margin:0;
  background:var(--bg);
  color:var(--ink);
  font-family:"PingFang SC","HarmonyOS Sans SC","Microsoft YaHei",system-ui,-apple-system,"Segoe UI",sans-serif;
  font-size:16px;
  line-height:1.85;
  text-rendering:optimizeLegibility;
}
h1,h2,h3,h4,p,ul,ol,figure{margin:0;padding:0;}
ul,ol{list-style:none;}
img{display:block;max-width:100%;height:auto;}
a{color:var(--spruce);text-decoration:none;transition:color .2s var(--ease);}
a:hover{color:var(--spruce-dark);}
button{font-family:inherit;font-size:inherit;cursor:pointer;border:0;background:none;color:inherit;}
input{font-family:inherit;font-size:inherit;}
:focus-visible{outline:2px solid var(--spruce);outline-offset:3px;border-radius:6px;}
.container{width:100%;max-width:var(--maxw);margin:0 auto;padding:0 32px;}
.num{font-variant-numeric:tabular-nums;font-feature-settings:"tnum";}
/* ============ 通用按钮 / 徽章 ============ */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  height:46px;padding:0 22px;border-radius:var(--radius-btn);
  font-size:15px;font-weight:600;line-height:1;white-space:nowrap;
  transition:transform .2s var(--ease),background .2s var(--ease),color .2s var(--ease),box-shadow .2s var(--ease),border-color .2s var(--ease);
}
.btn-sm{height:38px;padding:0 16px;font-size:14px;}
.btn-primary{background:var(--orange);color:#fff;box-shadow:0 6px 16px rgba(255,106,61,.28);}
.btn-primary:hover{background:var(--orange-dark);color:#fff;transform:translateY(-1px);}
.btn-primary:active{transform:scale(.98);}
.btn-ghost{background:transparent;color:var(--spruce);border:1px solid var(--spruce);}
.btn-ghost:hover{background:var(--mint);color:var(--spruce-dark);transform:translateY(-1px);}
.btn-ghost:active{transform:scale(.98);}
.btn-light{background:#fff;color:var(--spruce-dark);}
.btn-light:hover{background:var(--mint);color:var(--spruce-dark);transform:translateY(-1px);}
.btn-outline-light{background:transparent;color:#fff;border:1px solid rgba(255,255,255,.6);}
.btn-outline-light:hover{background:#fff;color:var(--spruce-dark);transform:translateY(-1px);}
.btn[disabled],.btn.is-disabled{opacity:.45;pointer-events:none;}
.link-arrow{display:inline-flex;align-items:center;gap:6px;font-size:14px;font-weight:600;color:var(--spruce);}
.link-arrow svg{transition:transform .2s var(--ease);}
.link-arrow:hover svg{transform:translateX(3px);}
.badge{display:inline-flex;align-items:center;gap:6px;height:24px;padding:0 10px;border-radius:999px;font-size:12px;font-weight:600;line-height:1;}
.badge-soft{background:var(--mint);color:var(--spruce);}
.badge-time{background:var(--orange-soft);color:var(--orange-dark);}
.badge-live{background:#fff;color:var(--spruce-dark);border:1px solid var(--border);}
.dot{width:7px;height:7px;border-radius:50%;background:var(--lime);box-shadow:0 0 0 3px rgba(201,226,101,.32);}
/* ============ 头部导航 ============ */
.site-header{
  position:sticky;top:0;z-index:60;background:rgba(246,247,244,.94);
  backdrop-filter:saturate(160%) blur(8px);
  border-bottom:1px solid var(--border);
  transition:height .25s var(--ease),box-shadow .25s var(--ease);
}
.header-inner{display:flex;align-items:center;gap:28px;height:64px;transition:height .25s var(--ease);}
.site-header.is-scrolled{box-shadow:0 6px 18px rgba(14,92,85,.08);}
.site-header.is-scrolled .header-inner{height:56px;}
.brand{display:flex;align-items:center;gap:10px;flex:0 0 auto;}
.brand-mark{
  width:34px;height:34px;border-radius:10px;background:var(--spruce);color:#fff;
  display:grid;place-items:center;font-weight:700;font-size:17px;letter-spacing:0;
  box-shadow:0 4px 12px rgba(14,92,85,.24);
}
.brand-text{font-size:17px;font-weight:700;color:var(--ink);letter-spacing:.005em;}
.brand-text em{font-style:normal;color:var(--orange);}
.nav-menu{display:flex;align-items:center;gap:4px;flex:1 1 auto;}
.nav-link{
  position:relative;padding:8px 12px;border-radius:8px;font-size:15px;color:#2A3331;font-weight:500;
  transition:color .2s var(--ease),background .2s var(--ease);
}
.nav-link::after{
  content:"";position:absolute;left:12px;right:12px;bottom:2px;height:2px;border-radius:2px;
  background:var(--spruce);transform:scaleX(0);transform-origin:left;transition:transform .25s var(--ease);
}
.nav-link:hover{color:var(--spruce);background:var(--mint);}
.nav-link.active{color:var(--spruce);font-weight:700;}
.nav-link.active::after{transform:scaleX(1);}
.header-right{display:flex;align-items:center;gap:14px;flex:0 0 auto;}
.search-box{position:relative;}
.search-box input{
  width:220px;height:40px;border-radius:999px;border:1px solid transparent;background:var(--mint);
  padding:0 40px 0 16px;font-size:14px;color:var(--ink);transition:border-color .2s var(--ease),background .2s var(--ease),box-shadow .2s var(--ease);
}
.search-box input::placeholder{color:#8A9492;}
.search-box input:focus{outline:none;background:#fff;border-color:var(--spruce);box-shadow:0 0 0 3px rgba(14,92,85,.12);}
.search-box svg{position:absolute;right:14px;top:50%;transform:translateY(-50%);color:var(--spruce);pointer-events:none;}
.nav-toggle{
  display:none;width:40px;height:40px;border-radius:10px;border:1px solid var(--border);background:#fff;
  align-items:center;justify-content:center;color:var(--spruce);
}
/* 抽屉 */
.drawer-mask{
  position:fixed;inset:0;background:rgba(7,50,48,.42);opacity:0;visibility:hidden;
  transition:opacity .25s var(--ease),visibility .25s var(--ease);z-index:70;
}
.drawer-mask.is-open{opacity:1;visibility:visible;}
.drawer{
  position:fixed;top:0;right:0;height:100%;width:296px;max-width:86vw;background:var(--spruce-dark);color:#F3F6F5;
  z-index:80;transform:translateX(102%);transition:transform .3s var(--ease);
  padding:22px 22px 32px;display:flex;flex-direction:column;gap:8px;overflow-y:auto;
}
.drawer.is-open{transform:translateX(0);}
.drawer-head{display:flex;align-items:center;justify-content:space-between;margin-bottom:12px;}
.drawer-head strong{font-size:16px;letter-spacing:.005em;}
.drawer-close{width:36px;height:36px;border-radius:10px;background:rgba(255,255,255,.1);display:grid;place-items:center;color:#fff;}
.drawer-close:hover{background:rgba(255,255,255,.2);}
.drawer a.drawer-link{
  display:flex;align-items:center;justify-content:space-between;padding:13px 14px;border-radius:10px;
  color:#EAF1EF;font-size:15px;transition:background .2s var(--ease),color .2s var(--ease);
}
.drawer a.drawer-link:hover,.drawer a.drawer-link.active{background:rgba(255,255,255,.12);color:#fff;}
.drawer-divider{height:1px;background:rgba(255,255,255,.14);margin:14px 0;}
.drawer .btn{width:100%;}
/* ============ Hero ============ */
.cat-hero{
  position:relative;overflow:hidden;
  background:
    radial-gradient(720px 320px at 82% -10%,rgba(201,226,101,.16),transparent 60%),
    linear-gradient(180deg,#FFFFFF 0%,#F6F7F4 100%);
  border-bottom:1px solid var(--line);
}
.cat-hero::before{
  content:"";position:absolute;inset:0;
  background-image:url("/assets/images/backpic/back-1.png");
  background-size:cover;background-position:center;
  opacity:.06;pointer-events:none;
}
.cat-hero-inner{position:relative;display:grid;grid-template-columns:7fr 5fr;gap:48px;align-items:center;padding:56px 0 60px;}
.cat-hero-text h1{
  font-size:40px;line-height:1.24;font-weight:700;letter-spacing:.004em;margin:16px 0 14px;color:var(--ink);
}
.lede{font-size:18px;line-height:1.7;color:var(--muted);max-width:520px;}
.hero-actions{display:flex;flex-wrap:wrap;gap:12px;margin:26px 0 22px;}
.meta-pills{display:flex;flex-wrap:wrap;gap:10px;}
.pill{
  display:inline-flex;align-items:center;gap:7px;height:30px;padding:0 13px;border-radius:999px;
  background:#fff;border:1px solid var(--border);font-size:13px;color:#3B4644;box-shadow:var(--shadow-1);
}
.pill b{color:var(--spruce-dark);font-weight:700;}
/* Hero 媒体 */
.cat-hero-media{position:relative;}
.media-frame{
  position:relative;border-radius:var(--radius-lg);overflow:hidden;background:var(--mint);
  border:1px solid var(--border);box-shadow:var(--shadow-3);
}
.media-frame img{width:100%;aspect-ratio:4/3;object-fit:cover;border-radius:var(--radius-lg);transition:transform .35s var(--ease);}
.media-frame:hover img{transform:scale(1.04);}
.media-frame::after{
  content:"";position:absolute;inset:0;background:linear-gradient(180deg,rgba(10,67,64,0) 45%,rgba(10,67,64,.55) 100%);
  border-radius:var(--radius-lg);
}
.media-caption{
  position:absolute;left:16px;right:16px;bottom:14px;z-index:2;color:#fff;font-size:13px;line-height:1.6;
}
.media-caption strong{display:block;font-size:15px;font-weight:600;margin-bottom:2px;}
.float-card{
  position:absolute;right:-14px;bottom:-22px;width:190px;border-radius:var(--radius);overflow:hidden;
  background:#fff;border:1px solid var(--border);box-shadow:var(--shadow-3);
}
.float-card img{width:100%;aspect-ratio:16/10;object-fit:cover;}
.float-card .float-body{padding:9px 12px 11px;}
.float-card .float-body span{display:block;font-size:12px;color:var(--muted);}
.float-card .float-body strong{display:block;font-size:14px;color:var(--spruce-dark);font-weight:700;}
.stat-chip{
  position:absolute;left:-18px;top:26px;background:var(--spruce-dark);color:#fff;border-radius:12px;
  padding:12px 16px;box-shadow:var(--shadow-3);display:flex;align-items:center;gap:12px;
}
.stat-chip .stat-num{font-size:22px;font-weight:700;line-height:1;}
.stat-chip .stat-label{font-size:12px;line-height:1.4;color:#BFD6D2;}
/* ============ 板块通用 ============ */
.section{padding:var(--sect) 0;}
.section--tight{padding:64px 0;}
.section-head{display:flex;align-items:flex-end;justify-content:space-between;gap:24px;margin-bottom:34px;}
.section-head h2{font-size:28px;line-height:1.3;font-weight:700;letter-spacing:.004em;}
.section-head p{font-size:15px;color:var(--muted);margin-top:8px;max-width:640px;}
.eyebrow{font-size:12px;font-weight:700;color:var(--spruce);letter-spacing:.06em;text-transform:uppercase;}
.rule{height:1px;background:var(--line);border:0;margin:0;}
/* ============ 导语 ============ */
.intro-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:24px;margin-top:8px;}
.intro-card{
  background:var(--paper);border:1px solid var(--border);border-radius:var(--radius);
  padding:24px 24px 26px;box-shadow:var(--shadow-1);
  transition:transform .25s var(--ease),box-shadow .25s var(--ease);
}
.intro-card:hover{transform:translateY(-2px);box-shadow:var(--shadow-2);}
.intro-card h3{font-size:18px;font-weight:700;margin-bottom:10px;color:var(--spruce-dark);}
.intro-card p{font-size:15px;line-height:1.85;color:#414B49;}
.intro-index{
  display:inline-grid;place-items:center;width:30px;height:30px;border-radius:9px;background:var(--mint-2);
  color:var(--spruce);font-size:13px;font-weight:700;margin-bottom:14px;
}
/* ============ 深色数据面板 ============ */
.hud{
  background:linear-gradient(135deg,var(--spruce-deep),var(--spruce-dark) 60%,#0B4E49);
  border-radius:var(--radius-lg);padding:40px;color:#E9F1EF;position:relative;overflow:hidden;
  box-shadow:var(--shadow-3);
}
.hud::after{
  content:"";position:absolute;right:-60px;top:-60px;width:320px;height:320px;border-radius:50%;
  background:radial-gradient(circle,rgba(201,226,101,.18),transparent 68%);
}
.hud-head{display:flex;align-items:flex-end;justify-content:space-between;gap:20px;flex-wrap:wrap;margin-bottom:30px;position:relative;}
.hud-head h2{font-size:26px;font-weight:700;color:#fff;line-height:1.3;}
.hud-head p{font-size:14px;color:#A9C4C0;margin-top:8px;}
.hud-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:18px;position:relative;}
.hud-cell{
  background:rgba(255,255,255,.06);border:1px solid rgba(255,255,255,.12);border-radius:var(--radius);
  padding:20px 18px;transition:background .25s var(--ease),transform .25s var(--ease);
}
.hud-cell:hover{background:rgba(255,255,255,.11);transform:translateY(-2px);}
.hud-cell .val{font-size:26px;font-weight:700;color:#fff;line-height:1.1;}
.hud-cell .val small{font-size:13px;font-weight:500;color:#C9E265;margin-left:4px;}
.hud-cell .lab{font-size:13px;color:#A9C4C0;margin-top:8px;line-height:1.6;}
.hud-bar{height:6px;border-radius:999px;background:rgba(255,255,255,.14);margin-top:14px;overflow:hidden;}
.hud-bar i{display:block;height:100%;border-radius:999px;background:linear-gradient(90deg,var(--lime),var(--orange));}
/* ============ 时间轴 ============ */
.timeline{position:relative;margin-top:6px;}
.timeline::before{
  content:"";position:absolute;left:33px;top:22px;bottom:22px;width:2px;
  background:linear-gradient(180deg,var(--spruce) 0%,#7FBFB6 55%,var(--lime) 100%);
}
.tl-item{
  position:relative;display:grid;grid-template-columns:68px minmax(0,1fr) 148px;gap:22px;align-items:center;
  padding:20px 16px 20px 0;border-bottom:1px solid var(--line);border-radius:12px;
  transition:background .2s var(--ease);
}
.tl-item:last-child{border-bottom:0;}
.tl-item:hover{background:var(--mint-2);}
.tl-node{
  position:relative;z-index:1;justify-self:start;margin-left:16px;
  width:36px;height:36px;border-radius:50%;background:var(--lime);color:var(--spruce-dark);
  display:grid;place-items:center;font-size:14px;font-weight:700;
  box-shadow:0 0 0 5px var(--bg);
}
.tl-item:hover .tl-node{box-shadow:0 0 0 5px var(--mint-2);}
.tl-main h3{font-size:18px;font-weight:700;line-height:1.4;color:var(--ink);}
.tl-main p{font-size:14px;line-height:1.75;color:var(--muted);margin-top:6px;}
.tl-tags{display:flex;gap:8px;margin-top:10px;flex-wrap:wrap;}
.tl-thumb{
  width:148px;aspect-ratio:3/2;border-radius:12px;overflow:hidden;background:var(--mint);
  border:1px solid rgba(0,0,0,.04);
}
.tl-thumb img{width:100%;height:100%;object-fit:cover;transition:transform .35s var(--ease);}
.tl-item:hover .tl-thumb img{transform:scale(1.04);}
/* ============ FAQ ============ */
.faq-wrap{max-width:760px;}
.faq-item{border-bottom:1px solid var(--line);}
.faq-btn{
  width:100%;display:flex;align-items:center;justify-content:space-between;gap:18px;
  padding:20px 4px;text-align:left;font-size:17px;font-weight:600;color:var(--ink);
  transition:color .2s var(--ease);
}
.faq-btn:hover{color:var(--spruce);}
.faq-btn .faq-ico{
  flex:0 0 auto;width:26px;height:26px;border-radius:50%;background:var(--mint);color:var(--spruce);
  display:grid;place-items:center;font-size:16px;font-weight:700;line-height:1;
  transition:transform .25s var(--ease),background .25s var(--ease),color .25s var(--ease);
}
.faq-item.is-open .faq-btn{color:var(--spruce-dark);}
.faq-item.is-open .faq-ico{background:var(--orange);color:#fff;transform:rotate(135deg);}
.faq-panel{
  max-height:0;overflow:hidden;transition:max-height .3s var(--ease);
}
.faq-panel .faq-inner{
  padding:2px 16px 18px 4px;font-size:16px;line-height:1.85;color:#414B49;background:transparent;
}
.faq-item.is-open .faq-panel .faq-inner{background:#FAFBFA;border-radius:10px;padding:14px 18px 16px;}
/* ============ 相关分类 ============ */
.rel-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:18px;}
.rel-card{
  display:flex;align-items:center;gap:16px;background:var(--paper);border:1px solid var(--border);
  border-radius:var(--radius);padding:18px 20px;box-shadow:var(--shadow-1);
  transition:transform .25s var(--ease),box-shadow .25s var(--ease),border-color .25s var(--ease);
}
.rel-card:hover{transform:translateY(-2px);box-shadow:var(--shadow-2);border-color:#CFE0DC;}
.rel-ico{
  flex:0 0 auto;width:44px;height:44px;border-radius:12px;background:var(--mint);color:var(--spruce);
  display:grid;place-items:center;
}
.rel-card.is-current .rel-ico{background:var(--orange-soft);color:var(--orange-dark);}
.rel-body{flex:1 1 auto;min-width:0;}
.rel-body strong{display:block;font-size:16px;font-weight:700;color:var(--ink);}
.rel-body span{display:block;font-size:13px;color:var(--muted);margin-top:3px;line-height:1.6;}
.rel-card .arrow{flex:0 0 auto;color:var(--spruce);transition:transform .2s var(--ease);}
.rel-card:hover .arrow{transform:translateX(4px);}
/* ============ CTA ============ */
.cta-band{
  position:relative;background:var(--spruce-dark);border-radius:var(--radius-lg);overflow:hidden;
  padding:44px 44px;display:flex;align-items:center;justify-content:space-between;gap:32px;flex-wrap:wrap;
  box-shadow:var(--shadow-3);
}
.cta-band::before{
  content:"";position:absolute;inset:0;
  background-image:url("/assets/images/backpic/back-2.png");
  background-size:cover;background-position:center;opacity:.14;
}
.cta-band::after{
  content:"";position:absolute;left:-40px;bottom:-70px;width:260px;height:260px;border-radius:50%;
  border:1px solid rgba(201,226,101,.28);
}
.cta-text{position:relative;z-index:1;max-width:620px;}
.cta-text h2{font-size:28px;line-height:1.32;color:#fff;font-weight:700;}
.cta-text p{font-size:15px;line-height:1.8;color:#B7CFCB;margin-top:10px;}
.cta-actions{position:relative;z-index:1;display:flex;gap:12px;flex-wrap:wrap;}
/* ============ 页脚 ============ */
.site-footer{background:var(--spruce-dark);color:#DCE8E5;margin-top:var(--sect);}
.footer-grid{
  display:grid;grid-template-columns:1.6fr 1fr 1fr 1fr;gap:36px;padding:64px 0 40px;
}
.footer-brand{display:flex;align-items:center;gap:10px;margin-bottom:14px;}
.footer-mark{
  width:32px;height:32px;border-radius:9px;background:var(--lime);color:var(--spruce-deep);
  display:grid;place-items:center;font-weight:700;font-size:16px;
}
.footer-brand strong{color:#fff;font-size:17px;font-weight:700;}
.footer-desc{font-size:14px;line-height:1.85;color:#A9C4C0;max-width:340px;}
.footer-social{display:flex;gap:10px;margin-top:18px;}
.footer-social a{
  width:36px;height:36px;border-radius:50%;background:rgba(255,255,255,.09);color:#DCE8E5;
  display:grid;place-items:center;transition:background .2s var(--ease),color .2s var(--ease),transform .2s var(--ease);
}
.footer-social a:hover{background:var(--lime);color:var(--spruce-deep);transform:translateY(-2px);}
.footer-col h4{font-size:14px;font-weight:700;color:#fff;margin-bottom:14px;letter-spacing:.02em;}
.footer-col ul li{margin-bottom:9px;}
.footer-col ul a{font-size:14px;color:#A9C4C0;transition:color .2s var(--ease);}
.footer-col ul a:hover{color:#fff;}
.footer-bottom{
  border-top:1px solid rgba(255,255,255,.12);padding:20px 0 30px;
  display:flex;align-items:center;justify-content:space-between;gap:16px;flex-wrap:wrap;
  font-size:13px;color:#8FAAA6;
}
.to-top{
  position:fixed;right:24px;bottom:24px;width:40px;height:40px;border-radius:50%;
  background:var(--spruce);color:#fff;display:grid;place-items:center;box-shadow:var(--shadow-2);
  opacity:0;visibility:hidden;transform:translateY(8px);z-index:50;
  transition:opacity .25s var(--ease),transform .25s var(--ease),visibility .25s var(--ease),background .2s var(--ease);
}
.to-top.is-show{opacity:1;visibility:visible;transform:translateY(0);}
.to-top:hover{background:var(--spruce-dark);}
/* ============ 响应式 ============ */
@media (max-width:1024px){
  :root{--sect:64px;}
  .container{padding:0 24px;}
  .nav-menu{display:none;}
  .nav-toggle{display:inline-flex;}
  .search-box{display:none;}
  .cat-hero-inner{grid-template-columns:6fr 6fr;gap:32px;padding:44px 0 52px;}
  .cat-hero-text h1{font-size:32px;}
  .hud-grid{grid-template-columns:repeat(2,1fr);}
  .intro-grid{grid-template-columns:1fr;}
  .intro-card{display:grid;grid-template-columns:44px 1fr;gap:14px;}
  .intro-card .intro-index{grid-row:span 2;margin-bottom:0;}
  .footer-grid{grid-template-columns:1fr 1fr;gap:30px;}
}
@media (max-width:768px){
  body{font-size:15px;line-height:1.8;}
  .container{padding:0 20px;}
  .cat-hero-inner{grid-template-columns:1fr;gap:34px;padding:34px 0 46px;}
  .cat-hero-text h1{font-size:30px;margin-top:12px;}
  .lede{font-size:16px;}
  .hero-actions{margin:20px 0 18px;}
  .hero-actions .btn{flex:1 1 auto;}
  .float-card{right:0;bottom:-16px;width:150px;}
  .stat-chip{left:0;top:14px;padding:10px 13px;}
  .stat-chip .stat-num{font-size:18px;}
  .section-head{flex-direction:column;align-items:flex-start;gap:12px;margin-bottom:24px;}
  .section-head h2{font-size:22px;}
  .hud{padding:28px 22px;}
  .hud-head h2{font-size:21px;}
  .tl-item{grid-template-columns:52px minmax(0,1fr);gap:14px;padding:18px 10px 18px 0;}
  .timeline::before{left:25px;}
  .tl-node{margin-left:8px;width:32px;height:32px;font-size:13px;}
  .tl-thumb{display:none;}
  .rel-grid{grid-template-columns:1fr;}
  .cta-band{padding:30px 24px;}
  .cta-text h2{font-size:22px;}
  .cta-actions{width:100%;}
  .cta-actions .btn{flex:1 1 100%;}
  .footer-grid{grid-template-columns:1fr;gap:26px;padding:44px 0 28px;}
  .footer-bottom{flex-direction:column;align-items:flex-start;gap:8px;}
}
@media (max-width:480px){
  :root{--sect:48px;}
  .brand-text{font-size:15px;}
  .header-inner{height:56px;gap:12px;}
  .site-header.is-scrolled .header-inner{height:56px;}
  .btn{height:44px;padding:0 18px;font-size:14px;}
  .hud-grid{grid-template-columns:1fr;}
  .badge{font-size:11px;}
}
/* 动效降级 */
@media (prefers-reduced-motion:reduce){
  *{transition:none!important;animation:none!important;scroll-behavior:auto!important;}
}

/* roulang page: category4 */
:root{
  --brand:#0E5C55;
  --brand-dark:#0A4340;
  --brand-soft:#EEF3F1;
  --brand-tint:#F1F5F3;
  --accent:#FF6A3D;
  --accent-dark:#E4552A;
  --accent-soft:#FFE7DD;
  --lime:#C9E265;
  --bg:#F6F7F4;
  --paper:#FFFFFF;
  --line:#E4E7E2;
  --line-soft:#EDEFEA;
  --ink:#1C1F1E;
  --ink-2:#5C6664;
  --ink-3:#8A9492;
  --r-lg:18px;
  --r-md:14px;
  --r-sm:10px;
  --r-pill:999px;
  --sh-1:0 1px 2px rgba(12,40,38,.06);
  --sh-2:0 10px 26px rgba(14,92,85,.14);
  --sh-3:0 18px 44px rgba(14,92,85,.18);
  --ease:cubic-bezier(.2,.7,.3,1);
  --sec:88px;
}
*,*::before,*::after{box-sizing:border-box;}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth;}
body{
  margin:0;
  background:var(--bg);
  color:var(--ink);
  font-family:"PingFang SC","HarmonyOS Sans SC","Microsoft YaHei",system-ui,-apple-system,"Segoe UI",sans-serif;
  font-size:16px;
  line-height:1.85;
  -webkit-font-smoothing:antialiased;
  overflow-x:hidden;
}
img{max-width:100%;display:block;}
a{color:inherit;text-decoration:none;}
button{font-family:inherit;cursor:pointer;}
input{font-family:inherit;}
h1,h2,h3,h4{margin:0;line-height:1.28;font-weight:700;}
p{margin:0;}
ul{margin:0;padding:0;list-style:none;}
:focus-visible{outline:2px solid var(--brand);outline-offset:2px;}
.container{width:100%;max-width:1200px;margin:0 auto;padding:0 32px;}
.section{padding:var(--sec) 0;}
.section-tight{padding:0 0 var(--sec);}
.section-head{display:flex;align-items:flex-end;justify-content:space-between;gap:24px;margin-bottom:32px;flex-wrap:wrap;}
.section-head h2{font-size:28px;}
.section-sub{margin-top:10px;font-size:15px;color:var(--ink-2);max-width:640px;}
.eyebrow{display:inline-flex;align-items:center;gap:6px;font-size:12px;font-weight:600;color:var(--brand);background:var(--brand-soft);padding:4px 12px;border-radius:var(--r-pill);margin-bottom:14px;letter-spacing:.01em;}
.eyebrow::before{content:"";width:6px;height:6px;border-radius:50%;background:var(--lime);}
.text-link{display:inline-flex;align-items:center;gap:6px;color:var(--brand);font-size:14.5px;font-weight:600;transition:transform .2s var(--ease),color .2s var(--ease);}
.text-link:hover{color:var(--brand-dark);transform:translateX(3px);}

/* ---------- 顶部导航 ---------- */
.site-header{
  position:sticky;top:0;z-index:80;
  background:rgba(246,247,244,.94);
  backdrop-filter:blur(12px);
  border-bottom:1px solid var(--line);
  transition:box-shadow .28s var(--ease);
}
.site-header.is-scrolled{box-shadow:0 6px 18px rgba(14,92,85,.08);}
.nav-inner{display:flex;align-items:center;justify-content:space-between;gap:24px;height:64px;transition:height .28s var(--ease);}
.site-header.is-scrolled .nav-inner{height:56px;}
.nav-left{display:flex;align-items:center;gap:30px;min-width:0;}
.brand{display:flex;align-items:center;gap:10px;flex-shrink:0;}
.brand-mark{position:relative;width:34px;height:34px;border-radius:10px;background:var(--brand);color:#fff;display:grid;place-items:center;font-size:15px;font-weight:700;}
.brand-mark::after{content:"";position:absolute;right:-2px;top:-2px;width:9px;height:9px;border-radius:50%;background:var(--accent);border:2px solid var(--bg);}
.brand-name{font-size:16px;font-weight:700;letter-spacing:.01em;white-space:nowrap;}
.nav-menu{display:flex;align-items:center;gap:6px;}
.nav-link{position:relative;display:inline-block;padding:8px 10px;font-size:14.5px;color:var(--ink-2);font-weight:500;border-radius:var(--r-sm);transition:color .2s var(--ease),background .2s var(--ease);}
.nav-link:hover{color:var(--brand);background:var(--brand-soft);}
.nav-link.active{color:var(--brand);font-weight:700;}
.nav-link.active::after{content:"";position:absolute;left:10px;right:10px;bottom:1px;height:2px;border-radius:2px;background:var(--brand);}
.nav-right{display:flex;align-items:center;gap:14px;flex-shrink:0;}
.nav-search{position:relative;display:flex;align-items:center;}
.nav-search svg{position:absolute;left:12px;color:var(--ink-3);pointer-events:none;}
.nav-search input{
  width:220px;height:38px;border-radius:var(--r-pill);
  border:1px solid transparent;background:var(--brand-soft);
  padding:0 14px 0 36px;font-size:14px;color:var(--ink);
  outline:none;transition:width .25s var(--ease),background .25s var(--ease),border-color .25s var(--ease),box-shadow .25s var(--ease);
}
.nav-search input::placeholder{color:var(--ink-3);}
.nav-search input:focus{width:250px;background:#fff;border-color:var(--brand);box-shadow:0 0 0 3px rgba(14,92,85,.12);}
.nav-toggle{display:none;width:40px;height:40px;border-radius:50%;border:1px solid var(--line);background:#fff;color:var(--brand);align-items:center;justify-content:center;}

/* ---------- 按钮 ---------- */
.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;height:48px;padding:0 24px;border-radius:var(--r-sm);font-size:15px;font-weight:600;border:1px solid transparent;transition:transform .2s var(--ease),background .2s var(--ease),box-shadow .2s var(--ease),color .2s var(--ease),border-color .2s var(--ease);}
.btn:active{transform:scale(.98);}
.btn-sm{height:38px;padding:0 18px;font-size:14px;}
.btn-primary{background:var(--accent);color:#fff;box-shadow:0 6px 16px rgba(255,106,61,.28);}
.btn-primary:hover{background:var(--accent-dark);transform:translateY(-1px);box-shadow:0 10px 22px rgba(255,106,61,.32);}
.btn-ghost{background:transparent;border-color:var(--brand);color:var(--brand);}
.btn-ghost:hover{background:var(--brand-soft);}
.btn-light{background:transparent;border-color:rgba(255,255,255,.55);color:#fff;}
.btn-light:hover{background:#fff;color:var(--brand-dark);border-color:#fff;}
.btn:disabled{opacity:.45;pointer-events:none;}

/* ---------- Hero ---------- */
.hero{position:relative;background:linear-gradient(180deg,#F1F5F3 0%,var(--bg) 78%);border-bottom:1px solid var(--line);overflow:hidden;}
.hero-inner{display:grid;grid-template-columns:7fr 5fr;gap:32px;align-items:center;padding:44px 0 60px;}
.hero-copy h1{font-size:34px;line-height:1.3;letter-spacing:-.005em;}
.hero-copy .hero-sub{margin-top:16px;font-size:17px;color:var(--ink-2);max-width:520px;line-height:1.8;}
.hero-actions{display:flex;flex-wrap:wrap;gap:14px;margin-top:26px;}
.hero-pills{display:flex;flex-wrap:wrap;gap:10px;margin-top:26px;}
.pill{display:inline-flex;align-items:center;gap:7px;height:30px;padding:0 14px;border-radius:var(--r-pill);background:#fff;border:1px solid var(--line);font-size:13px;color:var(--ink-2);font-weight:500;}
.pill::before{content:"";width:6px;height:6px;border-radius:50%;background:var(--lime);}
.hero-media{position:relative;height:340px;}
.hero-media-main{position:absolute;top:0;right:44px;left:0;bottom:44px;border-radius:var(--r-lg);background-size:cover;background-position:center;border:1px solid rgba(0,0,0,.05);box-shadow:var(--sh-2);overflow:hidden;}
.hero-media-main::after{content:"";position:absolute;inset:0;background:linear-gradient(155deg,rgba(14,92,85,.58),rgba(10,67,64,.32));}
.media-tag{position:absolute;left:16px;top:16px;z-index:2;display:inline-flex;align-items:center;gap:7px;height:28px;padding:0 12px;border-radius:var(--r-pill);background:rgba(255,255,255,.9);color:var(--brand-dark);font-size:12.5px;font-weight:600;}
.media-tag::before{content:"";width:6px;height:6px;border-radius:50%;background:var(--lime);}
.media-caption{position:absolute;left:16px;right:16px;bottom:14px;z-index:2;color:#fff;font-size:14px;line-height:1.6;font-weight:500;}
.hero-media-float{position:absolute;right:0;bottom:0;width:46%;border-radius:var(--r-md);overflow:hidden;border:1px solid rgba(0,0,0,.05);box-shadow:var(--sh-3);}
.hero-media-float img{width:100%;aspect-ratio:4/3;object-fit:cover;}
.hero-stat{position:absolute;left:-18px;bottom:62px;z-index:3;background:#fff;border:1px solid var(--line);border-radius:var(--r-md);box-shadow:var(--sh-2);padding:12px 18px;}
.hero-stat b{display:block;font-size:22px;font-weight:700;color:var(--brand);font-variant-numeric:tabular-nums;line-height:1.2;}
.hero-stat span{font-size:12.5px;color:var(--ink-2);}

/* ---------- 导语卡片 ---------- */
.points-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:24px;}
.point{background:var(--paper);border:1px solid var(--line);border-radius:var(--r-md);padding:24px;box-shadow:var(--sh-1);transition:transform .25s var(--ease),box-shadow .25s var(--ease);}
.point:hover{transform:translateY(-2px);box-shadow:var(--sh-2);}
.point h3{font-size:18px;margin-bottom:10px;}
.point p{font-size:14.5px;line-height:1.85;color:var(--ink-2);}

/* ---------- 折叠面板矩阵 ---------- */
.panel-grid{display:grid;grid-template-columns:1fr 1fr;gap:24px;align-items:start;}
.panel-col{display:flex;flex-direction:column;gap:14px;}
.panel{background:var(--paper);border:1px solid var(--line);border-radius:var(--r-md);box-shadow:var(--sh-1);overflow:hidden;transition:box-shadow .25s var(--ease),border-color .25s var(--ease);}
.panel[open]{border-color:#CFE0DC;box-shadow:var(--sh-2);}
.panel summary{list-style:none;cursor:pointer;display:flex;align-items:center;justify-content:space-between;gap:14px;padding:16px 18px;font-size:17px;font-weight:600;color:var(--ink);transition:background .2s var(--ease);}
.panel summary::-webkit-details-marker{display:none;}
.panel summary:hover{background:var(--brand-tint);}
.panel summary::after{content:"+";font-size:20px;font-weight:400;color:var(--brand);line-height:1;transition:transform .25s var(--ease);}
.panel[open] summary::after{transform:rotate(45deg);}
.panel-body{padding:0 18px 18px;font-size:15.5px;line-height:1.85;color:var(--ink-2);border-top:1px solid var(--line-soft);margin-top:0;padding-top:14px;background:#FAFBFA;}
.panel-body b{color:var(--ink);font-weight:600;}

/* ---------- 口碑条 ---------- */
.quote-row{display:flex;gap:20px;overflow-x:auto;scroll-snap-type:x mandatory;padding:4px 0 12px;-ms-overflow-style:none;scrollbar-width:none;}
.quote-row::-webkit-scrollbar{display:none;}
.quote-card{flex:0 0 300px;scroll-snap-align:start;background:var(--paper);border:1px solid var(--line);border-left:3px solid var(--brand);border-radius:var(--r-md);padding:18px;box-shadow:var(--sh-1);transition:transform .25s var(--ease),box-shadow .25s var(--ease);}
.quote-card:hover{transform:translateY(-2px);box-shadow:var(--sh-2);}
.quote-top{display:flex;align-items:center;gap:10px;margin-bottom:10px;}
.quote-avatar{width:36px;height:36px;border-radius:50%;background:var(--brand-soft);color:var(--brand);display:grid;place-items:center;font-weight:700;font-size:14px;flex-shrink:0;}
.quote-name{font-size:14px;font-weight:600;}
.quote-time{font-size:12px;color:var(--ink-3);font-variant-numeric:tabular-nums;}
.stars{color:var(--accent);font-size:13px;letter-spacing:2px;margin-bottom:8px;}
.quote-text{font-size:14px;line-height:1.7;color:var(--ink-2);}

/* ---------- FAQ ---------- */
.faq-wrap{max-width:760px;}
.faq-item{border-bottom:1px solid var(--line);}
.faq-q{width:100%;display:flex;align-items:center;justify-content:space-between;gap:16px;padding:20px 4px;background:transparent;border:0;text-align:left;font-size:17px;font-weight:600;color:var(--ink);transition:color .2s var(--ease);}
.faq-q:hover{color:var(--brand);}
.faq-q svg{flex-shrink:0;color:var(--brand);transition:transform .28s var(--ease);}
.faq-q[aria-expanded="true"] svg{transform:rotate(180deg);}
.faq-a{padding:0 4px 20px;font-size:16px;line-height:1.85;color:var(--ink-2);}

/* ---------- 相关分类 ---------- */
.rel-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:20px;}
.rel-card{display:block;background:var(--paper);border:1px solid var(--line);border-radius:var(--r-md);padding:22px;box-shadow:var(--sh-1);transition:transform .25s var(--ease),box-shadow .25s var(--ease),border-color .25s var(--ease);}
.rel-card:hover{transform:translateY(-3px);box-shadow:var(--sh-2);border-color:#CFE0DC;}
.rel-card h3{font-size:17px;margin-bottom:8px;}
.rel-card p{font-size:13.5px;color:var(--ink-2);line-height:1.7;}
.rel-card .text-link{margin-top:14px;font-size:13.5px;}
.rel-card.is-current{background:var(--brand-tint);border-color:#CFE0DC;}

/* ---------- CTA 带 ---------- */
.cta-band{position:relative;background:var(--brand-dark);border-radius:var(--r-lg);padding:44px;display:flex;align-items:center;justify-content:space-between;gap:32px;overflow:hidden;}
.cta-band .cloud{position:absolute;right:-20px;top:-30px;opacity:.07;pointer-events:none;}
.cta-text{position:relative;z-index:2;max-width:640px;}
.cta-text h2{font-size:28px;color:#fff;}
.cta-text p{margin-top:12px;font-size:15px;color:rgba(255,255,255,.76);line-height:1.8;}
.cta-actions{position:relative;z-index:2;display:flex;gap:14px;flex-wrap:wrap;flex-shrink:0;}

/* ---------- 页脚 ---------- */
.site-footer{background:var(--brand-dark);color:#DCE7E4;padding:64px 0 28px;margin-top:var(--sec);}
.footer-grid{display:grid;grid-template-columns:1.6fr 1fr 1fr 1fr;gap:40px;}
.footer-brand{display:flex;align-items:center;gap:10px;margin-bottom:16px;}
.footer-mark{width:32px;height:32px;border-radius:9px;background:var(--accent);color:#fff;display:grid;place-items:center;font-weight:700;font-size:15px;}
.footer-brand strong{color:#fff;font-size:16px;}
.footer-desc{font-size:14px;line-height:1.85;color:rgba(220,231,228,.72);max-width:340px;}
.footer-social{display:flex;gap:12px;margin-top:20px;}
.footer-social a{width:40px;height:40px;border-radius:50%;display:grid;place-items:center;background:rgba(255,255,255,.08);color:#DCE7E4;transition:background .2s var(--ease),color .2s var(--ease);}
.footer-social a:hover{background:var(--accent);color:#fff;}
.footer-col h4{font-size:15px;color:#fff;margin-bottom:16px;}
.footer-col ul{display:flex;flex-direction:column;gap:11px;}
.footer-col a{font-size:14px;color:rgba(220,231,228,.72);transition:color .2s var(--ease);}
.footer-col a:hover{color:#fff;}
.footer-bottom{margin-top:48px;padding-top:22px;border-top:1px solid rgba(255,255,255,.12);display:flex;justify-content:space-between;gap:16px;flex-wrap:wrap;font-size:13px;color:rgba(220,231,228,.6);}

/* ---------- 返回顶部 ---------- */
.to-top{position:fixed;right:24px;bottom:24px;width:44px;height:44px;border-radius:50%;border:0;background:var(--brand);color:#fff;display:grid;place-items:center;box-shadow:var(--sh-2);opacity:0;visibility:hidden;transform:translateY(10px);transition:opacity .25s var(--ease),transform .25s var(--ease),visibility .25s;z-index:70;}
.to-top.show{opacity:1;visibility:visible;transform:translateY(0);}
.to-top:hover{background:var(--brand-dark);}

/* ---------- 抽屉 ---------- */
.drawer{position:fixed;inset:0;z-index:120;background:rgba(10,67,64,.4);opacity:0;visibility:hidden;transition:opacity .28s var(--ease),visibility .28s;}
.drawer.is-open{opacity:1;visibility:visible;}
.drawer-panel{position:absolute;top:0;right:0;bottom:0;width:min(320px,84vw);background:var(--brand-dark);color:#DCE7E4;padding:24px;display:flex;flex-direction:column;gap:8px;transform:translateX(100%);transition:transform .3s var(--ease);overflow-y:auto;}
.drawer.is-open .drawer-panel{transform:translateX(0);}
.drawer-head{display:flex;align-items:center;justify-content:space-between;margin-bottom:12px;}
.drawer-head strong{color:#fff;font-size:16px;}
.drawer-close{width:38px;height:38px;border-radius:50%;background:rgba(255,255,255,.1);border:0;color:#fff;display:grid;place-items:center;}
.drawer-link{display:block;padding:13px 14px;border-radius:var(--r-sm);font-size:15px;color:rgba(220,231,228,.85);transition:background .2s var(--ease),color .2s var(--ease);}
.drawer-link:hover{background:rgba(255,255,255,.08);color:#fff;}
.drawer-link.active{background:var(--accent);color:#fff;font-weight:600;}
.drawer-cta{margin-top:16px;display:block;text-align:center;background:var(--accent);color:#fff;border-radius:var(--r-sm);padding:13px;font-weight:600;}
.drawer-cta:hover{background:var(--accent-dark);}

/* ---------- 响应式 ---------- */
@media (max-width:1024px){
  :root{--sec:64px;}
  .container{padding:0 24px;}
  .nav-menu{display:none;}
  .nav-search{display:none;}
  .nav-toggle{display:inline-flex;}
  .hero-inner{grid-template-columns:6fr 6fr;gap:24px;}
  .hero-copy h1{font-size:30px;}
  .hero-media{height:300px;}
  .points-grid{grid-template-columns:1fr;}
  .rel-grid{grid-template-columns:repeat(2,1fr);}
  .footer-grid{grid-template-columns:1fr 1fr;gap:32px;}
}
@media (max-width:768px){
  :root{--sec:48px;}
  .container{padding:0 20px;}
  .brand-name{font-size:15px;}
  .hero-inner{grid-template-columns:1fr;padding:32px 0 48px;}
  .hero-copy h1{font-size:28px;}
  .hero-copy .hero-sub{font-size:16px;}
  .hero-media{height:280px;margin-top:8px;}
  .hero-media-main{right:32px;bottom:34px;}
  .hero-stat{left:0;bottom:44px;padding:10px 14px;}
  .hero-stat b{font-size:19px;}
  .panel-grid{grid-template-columns:1fr;gap:14px;}
  .panel-col{gap:14px;}
  .section-head h2{font-size:22px;}
  .cta-band{flex-direction:column;align-items:flex-start;padding:32px 24px;}
  .cta-text h2{font-size:22px;}
  .cta-actions{width:100%;}
  .cta-actions .btn{flex:1 1 100%;}
  .footer-grid{grid-template-columns:1fr;gap:28px;}
  .footer-bottom{flex-direction:column;gap:10px;}
  .to-top{right:16px;bottom:16px;}
}
@media (max-width:520px){
  .hero-copy h1{font-size:26px;}
  .hero-actions .btn{flex:1 1 100%;}
  .quote-card{flex:0 0 84vw;}
  .rel-grid{grid-template-columns:1fr;}
  .hero-media{height:240px;}
}