/* roulang page: index */
:root{
  --c-primary:#0F5F4C;
  --c-primary-600:#14795F;
  --c-primary-50:#E9F3EF;
  --c-accent:#FF6A2B;
  --c-accent-50:#FFF0E8;
  --c-gold:#F2C14E;
  --c-ink:#12211D;
  --c-ink-2:#4C5D58;
  --c-line:#E2E7E3;
  --c-bg:#F7F8F5;
  --c-surface:#FFFFFF;
  --c-dark:#0B1F1A;
  --r-sm:8px;
  --r-md:14px;
  --r-lg:20px;
  --r-pill:999px;
  --shadow-1:0 1px 2px rgba(11,31,26,.05);
  --shadow-2:0 14px 34px -14px rgba(11,31,26,.18);
}
*,*::before,*::after{box-sizing:border-box;}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth;}
body{
  margin:0;
  font-family:"Noto Sans SC","PingFang SC","Microsoft YaHei",system-ui,sans-serif;
  font-size:16.5px;
  line-height:1.9;
  color:var(--c-ink);
  background:var(--c-bg);
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block;}
a{color:inherit;text-decoration:none;}
button{font-family:inherit;}
h1,h2,h3,h4,p,ul,ol{margin:0;}
ul{list-style:none;padding:0;}
h1{font-size:clamp(32px,5.2vw,56px);line-height:1.15;font-weight:800;letter-spacing:-.01em;}
h2{font-size:clamp(24px,3.2vw,34px);line-height:1.3;font-weight:700;letter-spacing:-.005em;}
h3{font-size:20px;line-height:1.5;font-weight:600;}
p{line-height:1.9;}
.container{max-width:1200px;margin:0 auto;padding-left:16px;padding-right:16px;}
@media(min-width:768px){.container{padding-left:24px;padding-right:24px;}}
@media(min-width:1024px){.container{padding-left:32px;padding-right:32px;}}
.section{padding-top:48px;padding-bottom:48px;}
@media(min-width:768px){.section{padding-top:64px;padding-bottom:64px;}}
@media(min-width:1024px){.section{padding-top:88px;padding-bottom:88px;}}
.section-tight{padding-top:40px;padding-bottom:40px;}
@media(min-width:1024px){.section-tight{padding-top:56px;padding-bottom:56px;}}
.num{font-variant-numeric:tabular-nums;}
a:focus-visible,button:focus-visible,input:focus-visible,select:focus-visible{outline:2px solid var(--c-primary);outline-offset:2px;border-radius:6px;}

/* ============ 按钮 ============ */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  min-height:48px;padding:0 22px;border-radius:var(--r-md);
  font-size:15px;font-weight:600;line-height:1;cursor:pointer;
  border:1px solid transparent;transition:transform .18s ease,box-shadow .18s ease,background-color .18s ease,color .18s ease,border-color .18s ease;
  white-space:nowrap;
}
.btn svg{flex:none;}
.btn-primary{background:var(--c-accent);color:#fff;box-shadow:0 8px 20px -12px rgba(255,106,43,.9);}
.btn-primary:hover{background:#E85A1D;transform:translateY(-1px);box-shadow:0 14px 28px -14px rgba(255,106,43,.95);}
.btn-primary:active{transform:translateY(0);background:#D24F16;}
.btn-outline{background:transparent;color:var(--c-primary);border-color:var(--c-primary);}
.btn-outline:hover{background:rgba(15,95,76,.08);transform:translateY(-1px);}
.btn-solid{background:var(--c-primary);color:#fff;}
.btn-solid:hover{background:var(--c-primary-600);transform:translateY(-1px);box-shadow:var(--shadow-2);}
.btn-text{display:inline-flex;align-items:center;gap:6px;color:var(--c-primary);font-weight:600;min-height:44px;font-size:15px;}
.btn-text svg{transition:transform .18s ease;}
.btn-text:hover svg{transform:translateX(3px);}
.btn-sm{min-height:44px;padding:0 18px;font-size:14px;}
.btn-block{width:100%;}

/* ============ 徽章 / 标签 ============ */
.chip{
  display:inline-flex;align-items:center;gap:6px;
  padding:6px 12px;border-radius:var(--r-pill);font-size:13px;font-weight:600;
  border:1px solid var(--c-line);background:#fff;color:var(--c-ink-2);
}
.chip-primary{background:var(--c-primary-50);border-color:rgba(15,95,76,.18);color:var(--c-primary);}
.chip-accent{background:var(--c-accent-50);border-color:rgba(255,106,43,.28);color:#C2410C;}
.chip-gold{background:#FDF4DE;border-color:rgba(242,193,78,.5);color:#8A6410;}
.dot{width:6px;height:6px;border-radius:50%;background:currentColor;display:inline-block;}

/* ============ 导航 ============ */
.site-header{
  position:sticky;top:0;z-index:60;background:rgba(247,248,245,.92);
  backdrop-filter:saturate(160%) blur(8px);
  border-bottom:1px solid transparent;
  transition:background-color .25s ease,box-shadow .25s ease,border-color .25s ease;
}
.site-header.is-stuck{background:#fff;border-bottom-color:var(--c-line);box-shadow:0 6px 22px -18px rgba(11,31,26,.5);}
.nav-wrap{display:flex;align-items:center;justify-content:space-between;gap:16px;height:76px;transition:height .25s ease;}
.site-header.is-stuck .nav-wrap{height:62px;}
.brand{display:flex;align-items:center;gap:10px;flex:none;}
.brand-mark{
  width:40px;height:40px;border-radius:12px;flex:none;
  background:linear-gradient(140deg,var(--c-primary),#1B8A6A);
  color:#fff;display:flex;align-items:center;justify-content:center;
  font-weight:800;font-size:17px;letter-spacing:.02em;
  box-shadow:0 8px 18px -12px rgba(15,95,76,.9);
  transition:width .25s ease,height .25s ease;
}
.site-header.is-stuck .brand-mark{width:34px;height:34px;font-size:15px;}
.brand-text{display:flex;flex-direction:column;line-height:1.25;}
.brand-text strong{font-size:17px;font-weight:800;color:var(--c-ink);}
.brand-text small{font-size:11.5px;color:var(--c-ink-2);letter-spacing:.02em;}
.nav-main{display:none;align-items:center;gap:4px;}
@media(min-width:1024px){.nav-main{display:flex;}}
.nav-link{
  position:relative;padding:10px 12px;font-size:14.5px;font-weight:600;color:var(--c-ink);
  border-radius:10px;transition:color .18s ease;
}
.nav-link::after{
  content:"";position:absolute;left:12px;right:12px;bottom:2px;height:2px;border-radius:2px;
  background:var(--c-primary);transform:scaleX(0);transform-origin:left;transition:transform .2s ease;
}
.nav-link:hover{color:var(--c-primary);}
.nav-link:hover::after{transform:scaleX(1);}
.nav-link.active{color:var(--c-primary);}
.nav-link.active::after{transform:scaleX(1);}
.nav-actions{display:flex;align-items:center;gap:10px;}
.nav-actions .btn-ghost{display:none;}
@media(min-width:1024px){.nav-actions .btn-ghost{display:inline-flex;}}
.nav-toggle{
  width:44px;height:44px;border-radius:12px;border:1px solid var(--c-line);background:#fff;
  display:flex;align-items:center;justify-content:center;cursor:pointer;
}
@media(min-width:1024px){.nav-toggle{display:none;}}

/* 抽屉 */
.drawer-mask{
  position:fixed;inset:0;background:rgba(11,31,26,.5);opacity:0;visibility:hidden;
  transition:opacity .25s ease,visibility .25s ease;z-index:70;
}
.drawer-mask.open{opacity:1;visibility:visible;}
.drawer{
  position:fixed;top:0;right:0;height:100%;width:min(86vw,360px);background:#fff;z-index:80;
  transform:translateX(102%);transition:transform .28s ease;display:flex;flex-direction:column;
  box-shadow:-18px 0 40px -24px rgba(11,31,26,.5);
}
.drawer.open{transform:translateX(0);}
.drawer-head{display:flex;align-items:center;justify-content:space-between;padding:16px 18px;border-bottom:1px solid var(--c-line);}
.drawer-title{font-weight:800;font-size:16px;}
.drawer-close{width:44px;height:44px;border-radius:12px;border:1px solid var(--c-line);background:#fff;cursor:pointer;display:flex;align-items:center;justify-content:center;}
.drawer-nav{padding:12px 10px;overflow-y:auto;flex:1;}
.drawer-nav a{
  display:flex;align-items:center;justify-content:space-between;
  padding:14px 14px;border-radius:12px;font-weight:600;font-size:15px;color:var(--c-ink);
}
.drawer-nav a:hover,.drawer-nav a.active{background:var(--c-primary-50);color:var(--c-primary);}
.drawer-foot{padding:14px 18px 22px;border-top:1px solid var(--c-line);}

/* ============ Hero ============ */
.hero{position:relative;overflow:hidden;padding-top:36px;padding-bottom:0;}
@media(min-width:1024px){.hero{padding-top:56px;}}
.hero-grid{display:grid;gap:28px;grid-template-columns:1fr;align-items:start;}
@media(min-width:1024px){.hero-grid{grid-template-columns:7fr 5fr;gap:44px;}}
.hero-left{
  position:relative;padding:4px 0 0;
}
.hero-left::before{
  content:"";position:absolute;left:-24px;top:-16px;width:220px;height:220px;pointer-events:none;
  background-image:radial-gradient(rgba(15,95,76,.16) 1px,transparent 1px);
  background-size:14px 14px;opacity:.55;
}
.hero-status{position:relative;z-index:1;margin-bottom:18px;}
.hero h1{position:relative;z-index:1;margin-bottom:16px;}
.hero h1 em{font-style:normal;color:var(--c-primary);}
.hero-sub{
  position:relative;z-index:1;font-size:clamp(17px,2.1vw,20px);font-weight:600;color:var(--c-primary-600);
  margin-bottom:14px;
}
.hero-points{position:relative;z-index:1;display:flex;flex-wrap:wrap;gap:8px 18px;margin-bottom:26px;}
.hero-points li{display:flex;align-items:center;gap:8px;font-size:14.5px;color:var(--c-ink-2);}
.hero-points svg{color:var(--c-primary);}
.hero-cta{position:relative;z-index:1;display:flex;flex-wrap:wrap;gap:12px;}
@media(max-width:639px){.hero-cta .btn{flex:1 1 100%;}}
.hero-media{position:relative;border-radius:var(--r-lg);overflow:hidden;box-shadow:var(--shadow-2);}
.hero-media img{width:100%;aspect-ratio:16/10;object-fit:cover;}
@media(min-width:1024px){.hero-media img{aspect-ratio:4/3;}}
.hero-media::after{
  content:"";position:absolute;inset:0;
  background:linear-gradient(165deg,rgba(11,31,26,.72),rgba(15,95,76,.5) 60%,rgba(11,31,26,.78));
}
.hero-media-tag{
  position:absolute;left:18px;top:18px;z-index:2;
  background:rgba(255,255,255,.92);color:var(--c-primary);
  padding:7px 14px;border-radius:var(--r-pill);font-size:13px;font-weight:700;
}
.hero-media-card{
  position:absolute;right:16px;bottom:16px;z-index:2;background:#fff;border-radius:var(--r-md);
  padding:14px 18px;box-shadow:var(--shadow-2);min-width:150px;
}
.hero-media-card .k{font-size:32px;font-weight:800;color:var(--c-primary);line-height:1.1;}
.hero-media-card .l{font-size:13px;color:var(--c-ink-2);}
.hero-stats{
  margin-top:32px;background:#fff;border:1px solid var(--c-line);border-radius:var(--r-lg);
  box-shadow:var(--shadow-1);display:grid;grid-template-columns:repeat(2,1fr);
}
@media(min-width:768px){.hero-stats{grid-template-columns:repeat(4,1fr);}}
.hero-stats li{padding:20px 18px;border-right:1px solid var(--c-line);border-bottom:1px solid var(--c-line);}
.hero-stats li:nth-child(2n){border-right:none;}
.hero-stats li:nth-child(n+3){border-bottom:none;}
@media(min-width:768px){
  .hero-stats li{border-bottom:none;}
  .hero-stats li:nth-child(2n){border-right:1px solid var(--c-line);}
  .hero-stats li:last-child{border-right:none;}
}
.hero-stats .v{font-size:30px;font-weight:800;color:var(--c-primary);line-height:1.15;}
.hero-stats .t{font-size:13px;color:var(--c-ink-2);}

/* ============ 板块标题 ============ */
.sec-head{display:flex;align-items:flex-end;justify-content:space-between;gap:20px;margin-bottom:28px;flex-wrap:wrap;}
.sec-head p{font-size:14.5px;color:var(--c-ink-2);margin-top:8px;max-width:620px;}
.sec-eyebrow{
  display:inline-flex;align-items:center;gap:8px;font-size:13px;font-weight:700;
  color:var(--c-primary);letter-spacing:.08em;text-transform:uppercase;margin-bottom:10px;
}
.sec-eyebrow::before{content:"";width:22px;height:2px;background:var(--c-accent);border-radius:2px;}

/* ============ 卡片 ============ */
.card{
  background:#fff;border:1px solid var(--c-line);border-radius:var(--r-lg);
  transition:transform .2s ease,box-shadow .2s ease,border-color .2s ease;
}
.card:hover{transform:translateY(-4px);box-shadow:var(--shadow-2);border-color:rgba(15,95,76,.35);}
.card-body{padding:20px 22px 22px;}
.card-title{
  font-size:18px;font-weight:700;line-height:1.5;
  display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;
}
.card-desc{
  margin-top:10px;font-size:14.5px;color:var(--c-ink-2);line-height:1.8;
  display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;
}
.card-meta{margin-top:14px;display:flex;align-items:center;gap:14px;font-size:13px;color:var(--c-ink-2);flex-wrap:wrap;}
.card-meta svg{color:var(--c-primary);}
.card-cover{position:relative;overflow:hidden;border-radius:var(--r-lg) var(--r-lg) 0 0;}
.card-cover img{width:100%;aspect-ratio:16/10;object-fit:cover;transition:transform .35s ease;}
.card:hover .card-cover img{transform:scale(1.04);}
.card-badge{
  position:absolute;left:14px;top:14px;background:var(--c-primary-50);color:var(--c-primary);
  padding:5px 12px;border-radius:var(--r-pill);font-size:12.5px;font-weight:700;
}

/* 最新信息 */
.news-layout{display:grid;gap:20px;grid-template-columns:1fr;}
@media(min-width:1024px){.news-layout{grid-template-columns:2fr 1fr;gap:26px;}}
.news-lead .card-cover img{aspect-ratio:16/9;}
.news-lead .card-body{padding:24px 26px 26px;}
.news-lead .card-title{font-size:22px;}
.news-side{display:grid;gap:16px;grid-template-columns:1fr;}
@media(min-width:640px){.news-side{grid-template-columns:1fr 1fr;}}
@media(min-width:1024px){.news-side{grid-template-columns:1fr;}}
.news-mini{display:flex;gap:14px;align-items:flex-start;padding:16px 18px;background:#fff;border:1px solid var(--c-line);border-radius:var(--r-md);transition:border-color .2s ease,transform .2s ease,box-shadow .2s ease;}
.news-mini:hover{border-color:rgba(15,95,76,.4);transform:translateY(-3px);box-shadow:var(--shadow-2);}
.news-mini .idx{font-size:13px;font-weight:800;color:var(--c-primary);background:var(--c-primary-50);border-radius:8px;padding:4px 9px;flex:none;}
.news-mini h3{font-size:15.5px;font-weight:600;line-height:1.6;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;}
.news-mini .m{margin-top:6px;font-size:12.5px;color:var(--c-ink-2);display:flex;gap:10px;flex-wrap:wrap;}
.empty-state{
  min-height:240px;display:flex;flex-direction:column;align-items:center;justify-content:center;gap:14px;
  background:#fff;border:1px dashed var(--c-line);border-radius:var(--r-lg);text-align:center;padding:32px;
}
.empty-state p{font-size:14px;color:var(--c-ink-2);}
.news-more{margin-top:26px;display:flex;justify-content:center;}

/* ============ 时间线 ============ */
.timeline{position:relative;margin-top:8px;}
.timeline::before{
  content:"";position:absolute;left:9px;top:6px;bottom:6px;width:2px;
  background:linear-gradient(180deg,rgba(15,95,76,.35),rgba(15,95,76,.08));border-radius:2px;
}
@media(min-width:1024px){
  .timeline::before{left:50%;transform:translateX(-50%);}
}
.tl-item{position:relative;padding-left:40px;padding-bottom:26px;}
@media(min-width:1024px){
  .tl-item{width:50%;padding-left:0;padding-right:52px;}
  .tl-item:nth-child(even){margin-left:50%;padding-right:0;padding-left:52px;}
}
.tl-dot{
  position:absolute;left:3px;top:20px;width:14px;height:14px;border-radius:50%;
  background:var(--c-gold);border:3px solid #fff;box-shadow:0 0 0 1px var(--c-line);
}
@media(min-width:1024px){
  .tl-item .tl-dot{left:auto;right:-7px;}
  .tl-item:nth-child(even) .tl-dot{left:-7px;right:auto;}
}
.tl-item.is-now .tl-dot{background:var(--c-primary);box-shadow:0 0 0 6px rgba(15,95,76,.14);}
.tl-card{
  background:#fff;border:1px solid var(--c-line);border-left:4px solid var(--c-primary);
  border-radius:var(--r-md);padding:18px 20px;transition:transform .2s ease,box-shadow .2s ease;
}
.tl-card:hover{transform:translateY(-3px);box-shadow:var(--shadow-2);}
.tl-time{
  display:inline-flex;align-items:center;gap:6px;font-size:13px;font-weight:700;
  color:#C2410C;background:var(--c-accent-50);border:1px solid rgba(255,106,43,.3);
  border-radius:var(--r-pill);padding:4px 12px;margin-bottom:10px;
}
.tl-card h3{font-size:18.5px;margin-bottom:6px;}
.tl-card .place{font-size:14px;color:var(--c-ink-2);}
.tl-card .note{font-size:13.5px;color:var(--c-ink-2);margin-top:6px;}

/* ============ 嘉宾马赛克 ============ */
.speaker-grid{display:grid;gap:20px;grid-template-columns:1fr;}
@media(min-width:768px){.speaker-grid{grid-template-columns:2fr 1fr 1fr;}}
.sp-card{background:#fff;border:1px solid var(--c-line);border-radius:var(--r-lg);overflow:hidden;transition:transform .25s ease,box-shadow .25s ease,border-color .25s ease;}
.sp-card:hover{box-shadow:var(--shadow-2);border-color:rgba(15,95,76,.4);}
.sp-card img{width:100%;object-fit:cover;transition:transform .4s ease;}
.sp-card:hover img{transform:scale(1.03);}
.sp-main img{aspect-ratio:16/11;}
.sp-small img{aspect-ratio:4/5;}
.sp-info{padding:16px 18px 18px;}
.sp-info h3{font-size:19px;}
.sp-info span{display:block;font-size:13px;color:var(--c-ink-2);margin-top:2px;}
.sp-small .sp-info h3{font-size:16.5px;}
.hl-band{
  margin-top:20px;background:var(--c-primary-50);border:1px solid rgba(15,95,76,.16);
  border-radius:var(--r-lg);padding:20px 24px;display:grid;gap:18px;grid-template-columns:1fr;
}
@media(min-width:768px){.hl-band{grid-template-columns:repeat(3,1fr);}}
.hl-band li{display:flex;align-items:center;gap:12px;font-size:14.5px;color:var(--c-ink);}
.hl-icon{
  width:40px;height:40px;border-radius:12px;background:#fff;color:var(--c-primary);
  display:flex;align-items:center;justify-content:center;flex:none;border:1px solid rgba(15,95,76,.16);
}

/* ============ 票种 ============ */
.ticket-scroll{overflow-x:auto;padding-bottom:8px;scroll-snap-type:x mandatory;-webkit-overflow-scrolling:touch;}
.ticket-row{display:grid;gap:20px;grid-template-columns:1fr;}
@media(max-width:767px){
  .ticket-row{display:flex;gap:16px;min-width:max-content;}
  .ticket-row > *{width:78vw;scroll-snap-align:start;}
}
@media(min-width:768px){.ticket-row{grid-template-columns:repeat(3,1fr);}}
.ticket{
  background:#fff;border:1px solid var(--c-line);border-radius:var(--r-lg);padding:24px 22px;
  display:flex;flex-direction:column;position:relative;transition:transform .22s ease,box-shadow .22s ease,border-color .22s ease;
}
.ticket:hover{box-shadow:var(--shadow-2);}
.ticket.featured{border:1.5px solid var(--c-primary);transform:translateY(-8px);box-shadow:var(--shadow-2);}
.ticket.featured .flag{
  position:absolute;top:-13px;left:22px;background:var(--c-gold);color:#4A3200;
  font-size:12px;font-weight:800;padding:4px 12px;border-radius:var(--r-pill);
}
.ticket h3{font-size:19px;}
.ticket .price{margin:14px 0 6px;font-size:36px;font-weight:800;color:var(--c-ink);line-height:1.1;}
.ticket .price small{font-size:14px;font-weight:600;color:var(--c-ink-2);margin-left:4px;}
.ticket .price-note{font-size:13px;color:var(--c-ink-2);}
.ticket ul{margin:18px 0 22px;display:flex;flex-direction:column;gap:10px;}
.ticket li{display:flex;gap:10px;font-size:14.5px;color:var(--c-ink-2);line-height:1.7;}
.ticket li svg{color:var(--c-primary);flex:none;margin-top:5px;}
.ticket .btn{margin-top:auto;}
.scroll-hint{margin-top:12px;font-size:12.5px;color:var(--c-ink-2);display:flex;align-items:center;gap:6px;}
@media(min-width:768px){.scroll-hint{display:none;}}

/* ============ CTA 表单 ============ */
.cta-band{
  position:relative;background:var(--c-dark);color:#fff;overflow:hidden;
  padding:56px 0 72px;
}
@media(min-width:1024px){.cta-band{padding:80px 0 96px;}}
.cta-band::before{
  content:"";position:absolute;inset:0;opacity:.16;
  background-image:repeating-linear-gradient(115deg,rgba(255,255,255,.5) 0 1px,transparent 1px 22px);
}
.cta-inner{position:relative;display:grid;gap:34px;grid-template-columns:1fr;}
@media(min-width:1024px){.cta-inner{grid-template-columns:5fr 7fr;gap:56px;align-items:start;}}
.cta-band h2{color:#fff;}
.cta-band .lead{color:rgba(255,255,255,.78);font-size:15.5px;margin-top:14px;}
.cta-list{margin-top:24px;display:flex;flex-direction:column;gap:14px;}
.cta-list li{display:flex;align-items:center;gap:12px;font-size:15px;color:rgba(255,255,255,.92);}
.cta-list .ico{width:34px;height:34px;border-radius:10px;background:rgba(255,255,255,.1);display:flex;align-items:center;justify-content:center;color:var(--c-gold);flex:none;}
.cta-trust{margin-top:26px;font-size:13.5px;color:rgba(255,255,255,.62);border-top:1px solid rgba(255,255,255,.14);padding-top:18px;}
.form-card{
  background:#fff;border-radius:var(--r-lg);padding:26px 24px;box-shadow:0 30px 60px -30px rgba(0,0,0,.55);
}
@media(min-width:1024px){.form-card{margin-top:-24px;padding:32px 30px;}}
.form-grid{display:grid;gap:16px;grid-template-columns:1fr;}
@media(min-width:640px){.form-grid{grid-template-columns:1fr 1fr;}.form-grid .full{grid-column:1 / -1;}}
.field label{display:block;font-size:12.5px;font-weight:600;color:var(--c-ink-2);margin-bottom:6px;}
.field input,.field select{
  width:100%;height:48px;border-radius:var(--r-sm);border:1px solid var(--c-line);
  padding:0 14px;font-size:15px;color:var(--c-ink);background:#fff;
  transition:border-color .18s ease,box-shadow .18s ease;
}
.field input::placeholder{color:#9AA8A3;}
.field input:focus,.field select:focus{
  border-color:var(--c-primary);box-shadow:0 0 0 3px rgba(15,95,76,.12);outline:none;
}
.check{display:flex;gap:10px;align-items:flex-start;font-size:13.5px;color:var(--c-ink-2);}
.check input{width:18px;height:18px;margin-top:3px;accent-color:var(--c-primary);}
.form-note{margin-top:12px;font-size:13px;color:var(--c-ink-2);}
.form-ok{margin-top:12px;font-size:13.5px;font-weight:600;color:var(--c-primary);}

/* ============ FAQ ============ */
.faq-card{background:#fff;border:1px solid var(--c-line);border-radius:var(--r-lg);overflow:hidden;}
.faq-item + .faq-item{border-top:1px solid var(--c-line);}
.faq-q{
  width:100%;display:flex;align-items:center;justify-content:space-between;gap:16px;
  min-height:58px;padding:14px 22px;background:transparent;border:0;cursor:pointer;text-align:left;
  font-size:16px;font-weight:600;color:var(--c-ink);
}
.faq-q:hover{color:var(--c-primary);}
.faq-q .arw{color:var(--c-primary);transition:transform .2s ease;flex:none;}
.faq-item.open .faq-q .arw{transform:rotate(180deg);}
.faq-a{max-height:0;overflow:hidden;transition:max-height .22s ease;}
.faq-a p{padding:0 22px 20px;font-size:14.5px;color:var(--c-ink-2);line-height:1.9;}
.faq-a a{color:var(--c-primary);text-decoration:underline;text-underline-offset:3px;}

/* ============ 页脚 ============ */
.site-footer{background:var(--c-dark);color:rgba(255,255,255,.78);padding-top:56px;font-size:14.5px;}
.footer-grid{display:grid;gap:32px;grid-template-columns:1fr;}
@media(min-width:768px){.footer-grid{grid-template-columns:1.4fr 1fr 1fr;}}
@media(min-width:1024px){.footer-grid{grid-template-columns:1.6fr 1fr 1fr 1.2fr;}}
.footer-brand .brand-text strong{color:#fff;}
.footer-brand .brand-text small{color:rgba(255,255,255,.55);}
.footer-desc{margin-top:16px;font-size:13.5px;color:rgba(255,255,255,.6);line-height:1.85;max-width:340px;}
.footer-col h4{font-size:14.5px;color:#fff;font-weight:700;margin-bottom:16px;}
.footer-col ul{display:flex;flex-direction:column;gap:11px;}
.footer-col a{font-size:14px;color:rgba(255,255,255,.72);transition:color .18s ease;}
.footer-col a:hover{color:var(--c-accent);text-decoration:underline;text-underline-offset:3px;}
.footer-contact li{font-size:13.5px;color:rgba(255,255,255,.72);display:flex;gap:10px;align-items:flex-start;margin-bottom:12px;}
.footer-contact svg{color:var(--c-accent);flex:none;margin-top:4px;}
.footer-qr{
  margin-top:14px;width:96px;height:96px;border-radius:12px;border:1px dashed rgba(255,255,255,.28);
  display:flex;align-items:center;justify-content:center;font-size:12px;color:rgba(255,255,255,.5);text-align:center;padding:8px;
}
.footer-bottom{
  margin-top:44px;border-top:1px solid rgba(255,255,255,.12);padding:20px 0 26px;
  display:flex;flex-wrap:wrap;gap:12px;align-items:center;justify-content:space-between;font-size:13px;color:rgba(255,255,255,.5);
}
.footer-bottom a{color:rgba(255,255,255,.7);}
.footer-bottom a:hover{color:var(--c-accent);}
.back-top{
  display:inline-flex;align-items:center;gap:6px;border:1px solid rgba(255,255,255,.22);
  border-radius:var(--r-pill);padding:8px 16px;color:#fff;font-size:13px;transition:background-color .18s ease,border-color .18s ease;
}
.back-top:hover{background:rgba(255,255,255,.1);border-color:rgba(255,255,255,.4);}
@media(max-width:767px){
  .footer-mobile-toggle{display:flex;align-items:center;justify-content:space-between;width:100%;background:transparent;border:0;color:#fff;font-weight:700;font-size:14.5px;padding:12px 0;cursor:pointer;min-height:44px;}
  .footer-col ul{max-height:0;overflow:hidden;transition:max-height .25s ease;}
  .footer-col.open ul{max-height:420px;}
}
@media(min-width:768px){.footer-mobile-toggle{display:none;}}

/* roulang page: article */
:root{
  --c-primary:#0F5F4C;
  --c-primary-600:#14795F;
  --c-primary-50:#E9F3EF;
  --c-accent:#FF6A2B;
  --c-accent-600:#E85818;
  --c-accent-50:#FFF0E8;
  --c-gold:#F2C14E;
  --c-ink:#12211D;
  --c-ink-2:#4C5D58;
  --c-line:#E2E7E3;
  --c-bg:#F7F8F5;
  --c-surface:#FFFFFF;
  --c-dark:#0B1F1A;
  --r-sm:8px;
  --r-md:14px;
  --r-lg:20px;
  --r-pill:999px;
  --sh-1:0 1px 2px rgba(11,31,26,.05);
  --sh-2:0 14px 34px -14px rgba(11,31,26,.18);
  --font-cn:"Noto Sans SC","PingFang SC","Microsoft YaHei",system-ui,-apple-system,"Segoe UI",sans-serif;
}
*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%}
body{
  margin:0;
  background:var(--c-bg);
  color:var(--c-ink);
  font-family:var(--font-cn);
  font-size:16.5px;
  line-height:1.9;
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block}
a{color:inherit;text-decoration:none;transition:color .18s ease,border-color .18s ease,background-color .18s ease}
a:hover{color:var(--c-primary)}
h1,h2,h3,h4{margin:0;color:var(--c-ink);font-weight:700}
p{margin:0 0 1.4em}
ul,ol{margin:0;padding:0;list-style:none}
button{font-family:inherit;cursor:pointer}
input,select,textarea{font-family:inherit;font-size:15px}
:focus-visible{outline:2px solid var(--c-primary);outline-offset:2px;border-radius:4px}
.container{width:100%;max-width:1200px;margin:0 auto;padding:0 16px}
@media(min-width:768px){.container{padding:0 24px}}
@media(min-width:1024px){.container{padding:0 32px}}

/* ---------- 按钮 ---------- */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  min-height:48px;padding:0 22px;border-radius:var(--r-md);
  font-size:15.5px;font-weight:600;line-height:1;
  border:1px solid transparent;cursor:pointer;
  transition:background-color .18s ease,color .18s ease,border-color .18s ease,transform .18s ease,box-shadow .18s ease;
}
.btn svg{flex:none}
.btn-sm{min-height:44px;padding:0 18px;font-size:14.5px}
.btn-acc{background:var(--c-accent);color:#fff;box-shadow:var(--sh-1)}
.btn-acc:hover{background:var(--c-accent-600);color:#fff;transform:translateY(-1px);box-shadow:var(--sh-2)}
.btn-acc:active{transform:translateY(0);box-shadow:var(--sh-1)}
.btn-line{background:transparent;color:var(--c-primary);border-color:var(--c-primary);border-width:1.5px}
.btn-line:hover{background:rgba(15,95,76,.08);color:var(--c-primary)}
.btn-ghost{background:transparent;color:var(--c-ink-2);border-color:var(--c-line)}
.btn-ghost:hover{color:var(--c-primary);border-color:var(--c-primary)}
.btn-dark{background:var(--c-primary);color:#fff}
.btn-dark:hover{background:var(--c-primary-600);color:#fff;transform:translateY(-1px);box-shadow:var(--sh-2)}
.btn-text{
  display:inline-flex;align-items:center;gap:6px;min-height:44px;
  color:var(--c-primary);font-weight:600;font-size:14.5px;background:none;border:0;padding:0 4px;
}
.btn-text svg{transition:transform .18s ease}
.btn-text:hover svg{transform:translateX(2px)}
.btn-block{width:100%}

/* ---------- 导航 ---------- */
.site-header{
  position:sticky;top:0;z-index:80;
  background:rgba(247,248,245,.92);
  backdrop-filter:saturate(140%) blur(10px);
  border-bottom:1px solid var(--c-line);
  transition:box-shadow .2s ease,background-color .2s ease;
}
.site-header.is-stuck{background:#fff;box-shadow:0 8px 24px -18px rgba(11,31,26,.35)}
.header-inner{display:flex;align-items:center;gap:16px;min-height:76px;transition:min-height .2s ease}
.site-header.is-stuck .header-inner{min-height:62px}
.brand{display:flex;align-items:center;gap:10px;flex:none}
.brand-mark{
  width:40px;height:40px;border-radius:12px;flex:none;
  display:grid;place-items:center;
  background:var(--c-primary);color:#fff;font-size:19px;font-weight:800;
  letter-spacing:.5px;box-shadow:var(--sh-1);
  transition:width .2s ease,height .2s ease;
}
.site-header.is-stuck .brand-mark{width:34px;height:34px;font-size:16px;border-radius:10px}
.brand-text{display:flex;flex-direction:column;line-height:1.2}
.brand-text strong{font-size:17.5px;font-weight:800;letter-spacing:.2px}
.brand-text small{font-size:11.5px;color:var(--c-ink-2);letter-spacing:.4px}
.nav-main{display:none;align-items:center;gap:4px;margin-left:auto}
.nav-link{
  position:relative;display:inline-flex;align-items:center;
  height:44px;padding:0 12px;border-radius:var(--r-sm);
  font-size:15px;font-weight:500;color:var(--c-ink);
}
.nav-link::after{
  content:"";position:absolute;left:12px;right:12px;bottom:6px;height:2px;
  background:var(--c-primary);border-radius:2px;transform:scaleX(0);transform-origin:left;
  transition:transform .2s ease;
}
.nav-link:hover{color:var(--c-primary)}
.nav-link:hover::after{transform:scaleX(1)}
.nav-link.active{color:var(--c-primary);font-weight:700}
.nav-link.active::after{transform:scaleX(1)}
.header-actions{display:flex;align-items:center;gap:10px;margin-left:auto}
.header-actions .btn-ghost{display:none}
.nav-toggle{
  width:44px;height:44px;display:grid;place-items:center;
  background:#fff;border:1px solid var(--c-line);border-radius:var(--r-sm);color:var(--c-ink);
}
.nav-toggle:hover{border-color:var(--c-primary);color:var(--c-primary)}
@media(min-width:1024px){
  .nav-main{display:flex}
  .header-actions{margin-left:12px}
  .header-actions .btn-ghost{display:inline-flex}
  .nav-toggle{display:none}
}
.drawer-mask{
  position:fixed;inset:0;background:rgba(11,31,26,.45);z-index:90;
  opacity:0;pointer-events:none;transition:opacity .2s ease;
}
.drawer-mask.open{opacity:1;pointer-events:auto}
.nav-drawer{
  position:fixed;top:0;right:0;bottom:0;width:min(86vw,340px);z-index:95;
  background:#fff;border-left:1px solid var(--c-line);
  transform:translateX(102%);transition:transform .26s ease;
  display:flex;flex-direction:column;padding:20px 20px 0;
}
.nav-drawer.open{transform:translateX(0)}
.drawer-head{display:flex;align-items:center;justify-content:space-between;margin-bottom:14px}
.drawer-head strong{font-size:16px}
.drawer-close{width:44px;height:44px;background:none;border:0;color:var(--c-ink-2);display:grid;place-items:center;border-radius:var(--r-sm)}
.drawer-close:hover{color:var(--c-primary);background:var(--c-primary-50)}
.drawer-nav{display:flex;flex-direction:column;gap:2px;overflow:auto}
.drawer-nav a{
  display:flex;align-items:center;justify-content:space-between;
  min-height:52px;padding:0 10px;border-radius:var(--r-sm);
  font-size:15.5px;color:var(--c-ink);border-bottom:1px solid var(--c-line);
}
.drawer-nav a:hover,.drawer-nav a.active{color:var(--c-primary);background:var(--c-primary-50)}
.drawer-cta{margin:16px -20px 0;padding:16px 20px calc(16px + env(safe-area-inset-bottom));border-top:1px solid var(--c-line);background:#fff}
@media(min-width:1024px){.nav-drawer,.drawer-mask{display:none}}

/* ---------- 面包屑 ---------- */
.crumb{padding:22px 0 0;font-size:13px;color:var(--c-ink-2);line-height:1.7}
.crumb ol{display:flex;flex-wrap:wrap;align-items:center;gap:6px}
.crumb li{display:flex;align-items:center;gap:6px;max-width:100%}
.crumb li+li::before{content:"/";color:#A9B5B0}
.crumb a{color:var(--c-ink-2)}
.crumb a:hover{color:var(--c-primary)}
.crumb .current{
  color:var(--c-primary);font-weight:600;max-width:52vw;
  overflow:hidden;text-overflow:ellipsis;white-space:nowrap;
}

/* ---------- 文章头部 ---------- */
.article-hero{padding:20px 0 8px}
.hero-panel{
  background:var(--c-surface);border:1px solid var(--c-line);border-radius:var(--r-lg);
  padding:26px 22px;box-shadow:var(--sh-1);
}
@media(min-width:768px){.hero-panel{padding:34px 38px}}
.badge{
  display:inline-flex;align-items:center;gap:6px;
  padding:5px 12px;border-radius:var(--r-pill);
  font-size:12.5px;font-weight:600;line-height:1.5;
  background:var(--c-primary-50);color:var(--c-primary);border:1px solid rgba(15,95,76,.18);
}
.badge-warm{background:var(--c-accent-50);color:#B8431A;border-color:rgba(255,106,43,.28)}
.badge-gold{background:#FDF6E3;color:#8A6212;border-color:rgba(242,193,78,.5)}
.article-hero h1{
  font-size:clamp(26px,4.2vw,38px);line-height:1.32;font-weight:800;
  margin:16px 0 0;letter-spacing:-.2px;
}
.hero-sub{margin:14px 0 0;color:var(--c-ink-2);font-size:15.5px;line-height:1.85;max-width:62ch}
.meta-row{
  display:flex;flex-wrap:wrap;align-items:center;gap:10px 18px;
  margin-top:20px;padding-top:18px;border-top:1px solid var(--c-line);
  font-size:13.5px;color:var(--c-ink-2);
}
.meta-item{display:inline-flex;align-items:center;gap:6px}
.meta-item svg{color:var(--c-primary)}
.share-group{display:flex;align-items:center;gap:8px;margin-left:auto}
.share-btn{
  width:36px;height:36px;border-radius:var(--r-sm);
  display:grid;place-items:center;background:#fff;color:var(--c-ink-2);
  border:1px solid var(--c-line);transition:all .18s ease;
}
.share-btn:hover{color:var(--c-primary);border-color:var(--c-primary);transform:translateY(-1px)}

/* ---------- 双栏布局 ---------- */
.layout-article{
  display:grid;grid-template-columns:minmax(0,1fr);gap:36px;
  padding:36px 0 64px;
}
@media(min-width:1024px){
  .layout-article{
    grid-template-columns:minmax(0,800px) 300px;
    justify-content:center;gap:48px;padding:44px 0 84px;
  }
}
.panel{
  background:var(--c-surface);border:1px solid var(--c-line);border-radius:var(--r-lg);
  box-shadow:var(--sh-1);
}

/* ---------- 正文排版 ---------- */
.article-body{
  background:var(--c-surface);border:1px solid var(--c-line);border-radius:var(--r-lg);
  padding:26px 20px 30px;box-shadow:var(--sh-1);
  font-size:17px;line-height:1.95;color:#1C2C27;
  word-break:break-word;
}
@media(min-width:768px){.article-body{padding:40px 44px 46px}}
.article-body p{margin:0 0 1.4em}
.article-body h2{
  position:relative;padding-left:16px;
  font-size:26px;line-height:1.4;font-weight:700;color:var(--c-ink);
  margin:2.6em 0 .8em;
}
.article-body h2::before{
  content:"";position:absolute;left:0;top:.34em;width:4px;height:20px;
  background:var(--c-primary);border-radius:2px;
}
.article-body h2:first-child{margin-top:0}
.article-body h3{font-size:21px;line-height:1.5;font-weight:600;color:var(--c-primary);margin:2em 0 .7em}
.article-body h4{font-size:18px;line-height:1.6;font-weight:600;color:var(--c-ink);margin:1.6em 0 .6em}
.article-body a{color:var(--c-primary);border-bottom:1px solid rgba(15,95,76,.35)}
.article-body a:hover{color:var(--c-accent);border-color:var(--c-accent)}
.article-body strong{color:var(--c-ink);font-weight:700}
.article-body ul,.article-body ol{margin:0 0 1.4em;padding-left:2px}
.article-body ul li{position:relative;padding-left:20px;margin-bottom:.6em}
.article-body ul li::before{
  content:"";position:absolute;left:2px;top:.72em;width:7px;height:7px;
  background:var(--c-primary);border-radius:2px;opacity:.85;
}
.article-body ol{list-style:decimal;padding-left:22px}
.article-body ol li{margin-bottom:.6em;padding-left:4px}
.article-body ol li::marker{color:var(--c-primary);font-weight:700}
.article-body blockquote{
  margin:1.6em 0;padding:16px 20px;
  background:var(--c-primary-50);border-left:4px solid var(--c-primary);
  border-radius:0 var(--r-md) var(--r-md) 0;
  color:#1B3A32;line-height:1.9;font-size:16.5px;
}
.article-body blockquote p:last-child{margin-bottom:0}
.article-body img{border-radius:var(--r-lg);margin:1.8em auto;width:100%;height:auto}
.article-body figure{margin:1.8em 0}
.article-body figcaption{font-size:13px;color:var(--c-ink-2);text-align:center;margin-top:10px}
.article-body table{
  width:100%;border-collapse:collapse;margin:1.6em 0;font-size:15.5px;
  border:1px solid var(--c-line);border-radius:var(--r-md);overflow:hidden;
}
.article-body thead th{background:var(--c-primary-50);color:var(--c-ink);font-weight:700;text-align:left}
.article-body th,.article-body td{padding:12px 14px;border-bottom:1px solid var(--c-line)}
.article-body tbody tr:last-child td{border-bottom:0}
.article-body code{
  background:var(--c-bg);border:1px solid var(--c-line);border-radius:var(--r-sm);
  padding:2px 6px;font-size:14.5px;color:#0F5F4C;
}
.article-body pre{
  background:var(--c-bg);border:1px solid var(--c-line);border-radius:var(--r-sm);
  padding:16px 18px;overflow-x:auto;font-size:14.5px;line-height:1.8;margin:1.6em 0;
}
.article-body pre code{background:none;border:0;padding:0}
.table-scroll{overflow-x:auto;-webkit-overflow-scrolling:touch;margin:1.6em 0}
.table-scroll table{margin:0;min-width:520px}
.article-empty{
  background:var(--c-surface);border:1px solid var(--c-line);border-radius:var(--r-lg);
  min-height:300px;display:flex;flex-direction:column;align-items:center;justify-content:center;
  gap:14px;text-align:center;padding:40px 24px;box-shadow:var(--sh-1);
}
.article-empty svg{color:#9FADA8}
.article-empty p{color:var(--c-ink-2);font-size:14px;margin:0}

/* ---------- 侧栏 ---------- */
.side-col{display:flex;flex-direction:column;gap:20px}
@media(min-width:1024px){
  .side-col{position:sticky;top:96px;align-self:start}
}
.side-card{
  background:var(--c-surface);border:1px solid var(--c-line);border-radius:var(--r-lg);
  padding:20px;box-shadow:var(--sh-1);
}
.side-title{
  display:flex;align-items:center;justify-content:space-between;
  font-size:15px;font-weight:700;margin-bottom:14px;
}
.side-title span.line{flex:1;height:1px;background:var(--c-line);margin-left:12px}
.side-list li+li{margin-top:12px;padding-top:12px;border-top:1px dashed var(--c-line)}
.side-list a{display:block;font-size:14.5px;line-height:1.6;font-weight:600;color:var(--c-ink)}
.side-list a:hover{color:var(--c-primary)}
.side-list .side-meta{display:block;font-size:12.5px;color:var(--c-ink-2);margin-top:6px;font-weight:400}
.side-cta{
  background:var(--c-primary);color:#fff;border:0;border-radius:var(--r-lg);
  padding:22px;box-shadow:var(--sh-2);
}
.side-cta h3{color:#fff;font-size:18px;line-height:1.5;margin-bottom:8px}
.side-cta p{color:rgba(255,255,255,.82);font-size:14px;line-height:1.75;margin:0 0 16px}
.quick-links{display:grid;gap:8px}
.quick-links a{
  display:flex;align-items:center;justify-content:space-between;
  min-height:44px;padding:0 12px;border:1px solid var(--c-line);border-radius:var(--r-sm);
  font-size:14.5px;color:var(--c-ink);background:var(--c-bg);
}
.quick-links a:hover{border-color:var(--c-primary);color:var(--c-primary);background:var(--c-primary-50)}

/* ---------- 上下篇 ---------- */
.pager{display:grid;gap:16px;margin-top:32px}
@media(min-width:768px){.pager{grid-template-columns:repeat(2,minmax(0,1fr))}}
.pager-card{
  display:flex;flex-direction:column;gap:8px;
  background:var(--c-surface);border:1px solid var(--c-line);border-radius:var(--r-lg);
  padding:20px;box-shadow:var(--sh-1);transition:all .2s ease;
}
.pager-card:hover{transform:translateY(-3px);border-color:rgba(15,95,76,.4);box-shadow:var(--sh-2)}
.pager-dir{display:inline-flex;align-items:center;gap:6px;font-size:12.5px;color:var(--c-primary);font-weight:600}
.pager-card strong{font-size:16px;line-height:1.6;font-weight:600}
.pager-card span.sub{font-size:13px;color:var(--c-ink-2)}
.pager-card.next{align-items:flex-end;text-align:right}

/* ---------- 相关推荐 ---------- */
.section{padding:56px 0}
@media(min-width:768px){.section{padding:64px 0}}
@media(min-width:1024px){.section{padding:80px 0}}
.section-head{display:flex;flex-wrap:wrap;align-items:flex-end;justify-content:space-between;gap:14px;margin-bottom:26px}
.section-head h2{font-size:clamp(22px,3vw,30px);line-height:1.35}
.section-head p{margin:8px 0 0;color:var(--c-ink-2);font-size:14.5px}
.grid-3{display:grid;gap:20px;grid-template-columns:1fr}
@media(min-width:768px){.grid-3{grid-template-columns:repeat(2,minmax(0,1fr))}}
@media(min-width:1024px){.grid-3{grid-template-columns:repeat(3,minmax(0,1fr))}}
.card{
  display:flex;flex-direction:column;background:var(--c-surface);
  border:1px solid var(--c-line);border-radius:var(--r-lg);overflow:hidden;
  box-shadow:var(--sh-1);transition:transform .2s ease,box-shadow .2s ease,border-color .2s ease;
}
.card:hover{transform:translateY(-4px);border-color:rgba(15,95,76,.32);box-shadow:var(--sh-2)}
.card-cover{aspect-ratio:16/10;overflow:hidden;background:var(--c-primary-50)}
.card-cover img{width:100%;height:100%;object-fit:cover;transition:transform .35s ease}
.card:hover .card-cover img{transform:scale(1.04)}
.card-body{padding:18px 20px 20px;display:flex;flex-direction:column;gap:10px;flex:1}
.card-body h3{font-size:17.5px;line-height:1.55;font-weight:700;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}
.card-body p{font-size:14.5px;color:var(--c-ink-2);line-height:1.8;margin:0;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}
.card-meta{display:flex;align-items:center;gap:10px;margin-top:auto;font-size:12.5px;color:var(--c-ink-2)}
.card-meta svg{color:var(--c-primary)}
.tag{
  display:inline-flex;align-items:center;padding:3px 10px;border-radius:var(--r-pill);
  font-size:12px;font-weight:600;background:var(--c-primary-50);color:var(--c-primary);
  border:1px solid rgba(15,95,76,.16);
}
.tag-warm{background:var(--c-accent-50);color:#B8431A;border-color:rgba(255,106,43,.26)}

/* ---------- 返回入口 ---------- */
.back-row{display:flex;flex-wrap:wrap;gap:12px;margin-top:28px;align-items:center}

/* ---------- 评论占位 ---------- */
.comment-box{margin-top:32px;padding:24px;background:var(--c-surface);border:1px dashed var(--c-line);border-radius:var(--r-lg)}
.comment-box h2{font-size:19px;margin-bottom:8px}
.comment-box p{font-size:14px;color:var(--c-ink-2);margin:0}

/* ---------- CTA 带 ---------- */
.cta-band{background:var(--c-dark);color:#fff;position:relative;overflow:hidden}
.cta-band::before{
  content:"";position:absolute;inset:0;
  background-image:repeating-linear-gradient(115deg,rgba(255,255,255,.06) 0 1px,transparent 1px 14px);
  pointer-events:none;
}
.cta-inner{position:relative;display:grid;gap:28px;padding:56px 0}
@media(min-width:1024px){.cta-inner{grid-template-columns:5fr 7fr;align-items:center;padding:72px 0;gap:48px}}
.cta-band h2{color:#fff;font-size:clamp(24px,3.4vw,32px);line-height:1.35}
.cta-band .cta-sub{color:rgba(255,255,255,.8);margin:14px 0 0;font-size:15px;line-height:1.85;max-width:46ch}
.cta-points{display:grid;gap:12px;margin-top:22px}
.cta-points li{display:flex;align-items:center;gap:10px;font-size:15px;color:rgba(255,255,255,.9)}
.cta-points svg{color:var(--c-gold);flex:none}
.form-card{
  background:#fff;border-radius:var(--r-lg);padding:24px;box-shadow:var(--sh-2);
}
@media(min-width:1024px){.form-card{margin-top:-24px;padding:28px}}
.form-card h3{font-size:18px;margin-bottom:6px}
.form-card .form-note{font-size:13px;color:var(--c-ink-2);margin:0 0 18px}
.field{margin-bottom:14px}
.field label{display:block;font-size:12px;color:var(--c-ink-2);margin-bottom:6px;font-weight:600}
.field input,.field select{
  width:100%;height:48px;padding:0 14px;border-radius:var(--r-sm);
  border:1px solid var(--c-line);background:#fff;color:var(--c-ink);
  transition:border-color .18s ease,box-shadow .18s ease;
}
.field input:focus,.field select:focus{
  outline:none;border-color:var(--c-primary);box-shadow:0 0 0 4px rgba(15,95,76,.08);
}
.check-row{display:flex;align-items:flex-start;gap:8px;font-size:13px;color:var(--c-ink-2);margin:4px 0 16px}
.check-row input{width:16px;height:16px;margin-top:4px;accent-color:var(--c-primary)}
.form-foot{font-size:12.5px;color:var(--c-ink-2);text-align:center;margin:12px 0 0}

/* ---------- FAQ ---------- */
.faq-card{background:var(--c-surface);border:1px solid var(--c-line);border-radius:var(--r-lg);overflow:hidden;box-shadow:var(--sh-1)}
.faq-item+.faq-item{border-top:1px solid var(--c-line)}
.faq-q{
  width:100%;display:flex;align-items:center;justify-content:space-between;gap:16px;
  min-height:58px;padding:14px 20px;background:none;border:0;text-align:left;
  font-size:16px;font-weight:600;color:var(--c-ink);line-height:1.6;
}
.faq-q:hover{color:var(--c-primary)}
.faq-q svg{flex:none;color:var(--c-primary);transition:transform .2s ease}
.faq-item.open .faq-q svg{transform:rotate(180deg)}
.faq-a{max-height:0;overflow:hidden;transition:max-height .22s ease}
.faq-a-inner{padding:0 20px 18px;font-size:15px;line-height:1.9;color:var(--c-ink-2)}
.faq-a-inner a{color:var(--c-primary);border-bottom:1px solid rgba(15,95,76,.35)}

/* ---------- 页脚 ---------- */
.site-footer{background:var(--c-dark);color:rgba(255,255,255,.86);padding:52px 0 0;margin-top:0}
.footer-grid{display:grid;gap:26px;grid-template-columns:1fr}
@media(min-width:640px){.footer-grid{grid-template-columns:repeat(2,minmax(0,1fr))}}
@media(min-width:1024px){.footer-grid{grid-template-columns:2fr 1fr 1fr 1.2fr;gap:32px}}
.footer-brand .brand-mark{background:var(--c-accent);color:#fff}
.footer-brand .brand-text strong{color:#fff}
.footer-brand .brand-text small{color:rgba(255,255,255,.6)}
.footer-desc{margin:14px 0 0;font-size:14px;line-height:1.85;color:rgba(255,255,255,.7);max-width:38ch}
.footer-col h4{font-size:15px;color:#fff;margin-bottom:14px}
.footer-col ul{display:flex;flex-direction:column;gap:10px}
.footer-col ul a{font-size:14px;color:rgba(255,255,255,.72)}
.footer-col ul a:hover{color:var(--c-accent);text-decoration:underline}
.footer-contact li{display:flex;align-items:flex-start;gap:8px;font-size:14px;color:rgba(255,255,255,.72);line-height:1.7}
.footer-contact svg{flex:none;margin-top:5px;color:var(--c-accent)}
.qr-slot{
  margin-top:14px;width:104px;height:104px;border-radius:var(--r-md);
  border:1px dashed rgba(255,255,255,.28);display:grid;place-items:center;
  font-size:12px;color:rgba(255,255,255,.55);text-align:center;line-height:1.5;padding:8px;
}
.footer-mobile-toggle{
  display:flex;align-items:center;justify-content:space-between;width:100%;
  min-height:44px;background:none;border:0;padding:0;color:#fff;font-size:15px;font-weight:700;
}
.footer-mobile-toggle svg{transition:transform .2s ease}
.footer-mobile-toggle[aria-expanded="true"] svg{transform:rotate(180deg)}
@media(min-width:640px){
  .footer-mobile-toggle{pointer-events:none;cursor:default}
  .footer-mobile-toggle svg{display:none}
  .footer-col ul{display:flex !important}
}
@media(max-width:639px){
  .footer-col h4{display:none}
  .footer-col ul{display:none}
  .footer-col.open ul{display:flex;padding-top:10px}
}
.footer-bottom{
  margin-top:40px;border-top:1px solid rgba(255,255,255,.14);
  padding:20px 0 26px;display:flex;flex-wrap:wrap;gap:10px 20px;align-items:center;justify-content:space-between;
  font-size:13px;color:rgba(255,255,255,.58);
}
.footer-bottom a{color:rgba(255,255,255,.72)}
.footer-bottom a:hover{color:var(--c-accent)}
.back-top{display:inline-flex;align-items:center;gap:6px}

/* roulang page: category2 */
:root{
    --c-primary:#0F5F4C;
    --c-primary-600:#14795F;
    --c-primary-50:#E9F3EF;
    --c-accent:#FF6A2B;
    --c-accent-600:#E85A1C;
    --c-accent-50:#FFF0E8;
    --c-gold:#F2C14E;
    --c-ink:#12211D;
    --c-ink-2:#4C5D58;
    --c-line:#E2E7E3;
    --c-bg:#F7F8F5;
    --c-surface:#FFFFFF;
    --c-dark:#0B1F1A;
    --r-sm:8px;
    --r-md:14px;
    --r-lg:20px;
    --r-pill:999px;
    --sh-1:0 1px 2px rgba(11,31,26,.05);
    --sh-2:0 14px 34px -14px rgba(11,31,26,.18);
    --sp-section:48px;
    --font-cn:"Noto Sans SC","PingFang SC","Microsoft YaHei",system-ui,-apple-system,"Segoe UI",sans-serif;
  }
  @media (min-width:768px){ :root{ --sp-section:64px; } }
  @media (min-width:1024px){ :root{ --sp-section:88px; } }

  *,*::before,*::after{ box-sizing:border-box; }
  html{ scroll-behavior:smooth; }
  body{
    margin:0;
    font-family:var(--font-cn);
    font-size:16.5px;
    line-height:1.9;
    color:var(--c-ink);
    background:var(--c-bg);
    -webkit-font-smoothing:antialiased;
  }
  img{ display:block; max-width:100%; }
  a{ color:inherit; text-decoration:none; }
  button{ font-family:inherit; }
  h1,h2,h3,h4{ margin:0; font-weight:700; letter-spacing:.2px; }
  p{ margin:0; }
  ul{ margin:0; padding:0; list-style:none; }
  .sr-only{
    position:absolute;width:1px;height:1px;padding:0;margin:-1px;
    overflow:hidden;clip:rect(0,0,0,0);white-space:nowrap;border:0;
  }
  :focus-visible{ outline:2px solid var(--c-primary); outline-offset:2px; border-radius:6px; }

  .container{ width:100%; max-width:1200px; margin:0 auto; padding-left:16px; padding-right:16px; }
  @media (min-width:768px){ .container{ padding-left:24px; padding-right:24px; } }
  @media (min-width:1024px){ .container{ padding-left:32px; padding-right:32px; } }

  .section{ padding:var(--sp-section) 0; }
  .section-tight{ padding:calc(var(--sp-section) * .62) 0; }
  .section-head{
    display:flex; flex-wrap:wrap; align-items:flex-end;
    justify-content:space-between; gap:16px; margin-bottom:32px;
  }
  .section-head h2{ font-size:clamp(24px,3.2vw,34px); line-height:1.3; }
  .section-head p{ color:var(--c-ink-2); font-size:15px; margin-top:8px; max-width:640px; }
  .eyebrow{
    display:inline-flex; align-items:center; gap:8px;
    font-size:13px; font-weight:600; color:var(--c-primary);
    background:var(--c-primary-50); border:1px solid rgba(15,95,76,.16);
    border-radius:var(--r-pill); padding:5px 14px; margin-bottom:14px;
  }
  .eyebrow::before{
    content:""; width:7px; height:7px; border-radius:50%;
    background:var(--c-accent);
  }

  /* ---------- 按钮 ---------- */
  .btn{
    display:inline-flex; align-items:center; justify-content:center; gap:8px;
    height:48px; padding:0 22px; border-radius:var(--r-md);
    font-size:15px; font-weight:600; border:1px solid transparent;
    cursor:pointer; transition:background-color .2s ease, color .2s ease, transform .18s ease, box-shadow .2s ease, border-color .2s ease;
    white-space:nowrap;
  }
  .btn svg{ flex:none; }
  .btn-primary{ background:var(--c-accent); color:#fff; box-shadow:0 8px 20px -12px rgba(255,106,43,.75); }
  .btn-primary:hover{ background:var(--c-accent-600); transform:translateY(-1px); box-shadow:0 14px 26px -12px rgba(255,106,43,.8); }
  .btn-primary:active{ transform:translateY(0); box-shadow:0 4px 12px -8px rgba(255,106,43,.7); }
  .btn-outline{ border-color:var(--c-primary); color:var(--c-primary); background:transparent; }
  .btn-outline:hover{ background:rgba(15,95,76,.08); transform:translateY(-1px); }
  .btn-outline:active{ transform:translateY(0); }
  .btn-light{ background:#fff; color:var(--c-primary); box-shadow:var(--sh-1); }
  .btn-light:hover{ background:var(--c-primary-50); transform:translateY(-1px); box-shadow:var(--sh-2); }
  .btn-sm{ height:44px; padding:0 18px; font-size:14px; }
  .btn-block{ width:100%; }
  .link-arrow{
    display:inline-flex; align-items:center; gap:6px;
    color:var(--c-primary); font-size:14.5px; font-weight:600;
    transition:color .2s ease;
  }
  .link-arrow svg{ transition:transform .2s ease; }
  .link-arrow:hover{ color:var(--c-primary-600); }
  .link-arrow:hover svg{ transform:translateX(2px); }

  /* ---------- 导航 ---------- */
  .site-header{
    position:sticky; top:0; z-index:60;
    background:rgba(247,248,245,.94);
    backdrop-filter:blur(10px);
    border-bottom:1px solid transparent;
    transition:background-color .25s ease, box-shadow .25s ease, border-color .25s ease;
  }
  .site-header.is-stuck{
    background:#fff;
    border-bottom-color:var(--c-line);
    box-shadow:0 10px 28px -20px rgba(11,31,26,.45);
  }
  .header-inner{
    display:flex; align-items:center; gap:20px;
    min-height:78px; transition:min-height .25s ease;
  }
  .site-header.is-stuck .header-inner{ min-height:62px; }

  .brand{ display:inline-flex; align-items:center; gap:11px; flex:none; }
  .brand-mark{
    width:38px; height:38px; border-radius:12px; flex:none;
    background:linear-gradient(145deg,var(--c-primary) 0%,var(--c-primary-600) 100%);
    color:#fff; font-size:18px; font-weight:800; line-height:1;
    display:flex; align-items:center; justify-content:center;
    box-shadow:0 6px 16px -10px rgba(15,95,76,.9);
    transition:width .25s ease, height .25s ease, font-size .25s ease;
  }
  .site-header.is-stuck .brand-mark{ width:34px; height:34px; font-size:16px; }
  .brand-text{ display:flex; flex-direction:column; line-height:1.25; }
  .brand-text strong{ font-size:17px; font-weight:800; letter-spacing:.3px; }
  .brand-text small{ font-size:11.5px; color:var(--c-ink-2); letter-spacing:.6px; }

  .nav-main{ display:flex; align-items:center; gap:2px; margin-left:auto; }
  .nav-link{
    position:relative; padding:10px 12px; font-size:15px; font-weight:500;
    color:var(--c-ink); border-radius:var(--r-sm);
    transition:color .2s ease;
  }
  .nav-link::after{
    content:""; position:absolute; left:12px; right:12px; bottom:4px; height:2px;
    background:var(--c-primary); border-radius:2px;
    transform:scaleX(0); transform-origin:left; transition:transform .22s ease;
  }
  .nav-link:hover{ color:var(--c-primary); }
  .nav-link:hover::after{ transform:scaleX(1); }
  .nav-link.active{ color:var(--c-primary); font-weight:700; }
  .nav-link.active::after{ transform:scaleX(1); }

  .header-actions{ display:flex; align-items:center; gap:10px; flex:none; margin-left:14px; }

  .nav-toggle{
    display:none; width:44px; height:44px; border-radius:var(--r-sm);
    border:1px solid var(--c-line); background:#fff; cursor:pointer;
    flex-direction:column; align-items:center; justify-content:center; gap:4px;
    transition:border-color .2s ease, background-color .2s ease;
  }
  .nav-toggle:hover{ border-color:var(--c-primary); background:var(--c-primary-50); }
  .nav-toggle span{ display:block; width:18px; height:2px; background:var(--c-ink); border-radius:2px; transition:transform .2s ease, opacity .2s ease; }
  .nav-toggle[aria-expanded="true"] span:nth-child(1){ transform:translateY(6px) rotate(45deg); }
  .nav-toggle[aria-expanded="true"] span:nth-child(2){ opacity:0; }
  .nav-toggle[aria-expanded="true"] span:nth-child(3){ transform:translateY(-6px) rotate(-45deg); }

  @media (max-width:1023px){
    .nav-main{ display:none; }
    .nav-toggle{ display:flex; }
    .brand-text small{ display:none; }
  }
  @media (max-width:520px){
    .header-actions .btn-ghost-top{ display:none; }
    .brand-text strong{ font-size:15.5px; }
  }

  .drawer-mask{
    position:fixed; inset:0; background:rgba(11,31,26,.5); z-index:70;
    opacity:0; pointer-events:none; transition:opacity .25s ease;
  }
  .drawer-mask.is-open{ opacity:1; pointer-events:auto; }
  .nav-drawer{
    position:fixed; top:0; right:0; z-index:80;
    width:84%; max-width:340px; height:100%;
    background:#fff; box-shadow:-16px 0 40px -22px rgba(11,31,26,.5);
    transform:translateX(102%); transition:transform .28s ease;
    display:flex; flex-direction:column;
  }
  .nav-drawer.is-open{ transform:translateX(0); }
  .drawer-head{
    display:flex; align-items:center; justify-content:space-between;
    padding:16px 18px; border-bottom:1px solid var(--c-line);
  }
  .drawer-close{
    width:44px; height:44px; border-radius:var(--r-sm); border:1px solid var(--c-line);
    background:#fff; font-size:22px; line-height:1; color:var(--c-ink-2); cursor:pointer;
    transition:color .2s ease, border-color .2s ease;
  }
  .drawer-close:hover{ color:var(--c-primary); border-color:var(--c-primary); }
  .drawer-nav{ padding:12px 10px; display:flex; flex-direction:column; gap:2px; overflow-y:auto; }
  .drawer-nav a{
    padding:14px 14px; border-radius:var(--r-md); font-size:16px; font-weight:500;
    display:flex; align-items:center; justify-content:space-between;
    transition:background-color .2s ease, color .2s ease;
  }
  .drawer-nav a:hover{ background:var(--c-primary-50); color:var(--c-primary); }
  .drawer-nav a.active{ background:var(--c-primary-50); color:var(--c-primary); font-weight:700; }
  .drawer-foot{ margin-top:auto; padding:16px 18px 26px; border-top:1px solid var(--c-line); }

  /* ---------- Hero ---------- */
  .hero{ position:relative; overflow:hidden; background:var(--c-dark); }
  .hero-bg{ position:absolute; inset:0; z-index:0; }
  .hero-bg img{ width:100%; height:100%; object-fit:cover; }
  .hero-veil{
    position:absolute; inset:0; z-index:1;
    background:linear-gradient(100deg, rgba(11,31,26,.9) 0%, rgba(15,95,76,.78) 52%, rgba(15,95,76,.55) 100%);
  }
  .hero-inner{ position:relative; z-index:2; color:#fff; padding:64px 0 128px; max-width:800px; }
  @media (min-width:768px){ .hero-inner{ padding:88px 0 148px; } }
  @media (min-width:1024px){ .hero-inner{ padding:104px 0 156px; } }

  .breadcrumb{
    display:flex; flex-wrap:wrap; align-items:center; gap:8px;
    font-size:13px; color:rgba(255,255,255,.72); margin-bottom:16px;
  }
  .breadcrumb a{ transition:color .2s ease; }
  .breadcrumb a:hover{ color:#fff; }
  .breadcrumb .sep{ color:rgba(255,255,255,.42); }
  .breadcrumb .current{ color:#FFD7C2; }

  .hero-badge{
    display:inline-flex; align-items:center; gap:8px;
    font-size:12.5px; font-weight:600; letter-spacing:.4px;
    color:#fff; background:rgba(255,255,255,.14);
    border:1px solid rgba(255,255,255,.34);
    border-radius:var(--r-pill); padding:6px 14px; margin-bottom:18px;
  }
  .hero-badge i{ width:7px; height:7px; border-radius:50%; background:var(--c-gold); display:inline-block; }
  .hero h1{
    font-size:clamp(32px,5.2vw,56px); line-height:1.15; font-weight:800; color:#fff;
  }
  .hero-lead{ margin-top:16px; font-size:17px; color:rgba(255,255,255,.9); max-width:560px; }
  .hero-actions{ display:flex; flex-wrap:wrap; gap:12px; margin-top:28px; }
  @media (max-width:520px){ .hero-actions{ flex-direction:column; } .hero-actions .btn{ width:100%; } }

  /* ---------- 条件速览条 ---------- */
  .facts-wrap{ position:relative; z-index:3; margin-top:-96px; }
  @media (min-width:768px){ .facts-wrap{ margin-top:-104px; } }
  .facts{
    background:var(--c-surface); border:1px solid var(--c-line); border-radius:var(--r-lg);
    box-shadow:var(--sh-2); padding:8px 0;
    display:grid; grid-template-columns:repeat(2,1fr);
  }
  @media (min-width:768px){ .facts{ grid-template-columns:repeat(4,1fr); } }
  .fact{
    padding:20px 18px; position:relative;
  }
  @media (min-width:768px){
    .fact + .fact::before{
      content:""; position:absolute; left:0; top:22%; bottom:22%; width:1px; background:var(--c-line);
    }
  }
  .fact strong{
    display:block; font-size:20px; font-weight:800; color:var(--c-primary);
    font-variant-numeric:tabular-nums; letter-spacing:.2px;
  }
  .fact span{ display:block; font-size:13px; color:var(--c-ink-2); margin-top:6px; }

  /* ---------- 交错图文 ---------- */
  .feature-list{ display:flex; flex-direction:column; gap:44px; }
  @media (min-width:1024px){ .feature-list{ gap:64px; } }
  .feature{
    display:grid; gap:22px; align-items:center;
    background:var(--c-surface); border:1px solid var(--c-line);
    border-radius:var(--r-lg); padding:18px;
    box-shadow:var(--sh-1); transition:box-shadow .25s ease, transform .25s ease, border-color .25s ease;
  }
  .feature:hover{ box-shadow:var(--sh-2); transform:translateY(-4px); border-color:rgba(15,95,76,.3); }
  @media (min-width:900px){
    .feature{ grid-template-columns:1.05fr 1fr; gap:34px; padding:22px; }
    .feature:nth-child(even) .feature-media{ order:2; }
  }
  .feature-media{ position:relative; border-radius:var(--r-lg); overflow:hidden; background:var(--c-primary-50); }
  .feature-media img{
    width:100%; aspect-ratio:4/3; object-fit:cover;
    transition:transform .5s ease;
  }
  .feature:hover .feature-media img{ transform:scale(1.03); }
  .media-tag{
    position:absolute; left:14px; top:14px;
    background:#fff; color:var(--c-primary); font-size:12.5px; font-weight:700;
    border-radius:var(--r-pill); padding:6px 14px; box-shadow:var(--sh-1);
  }
  .feature-body h3{ font-size:21px; line-height:1.45; }
  .feature-body > p{ color:var(--c-ink-2); font-size:15.5px; margin-top:10px; }
  .spec-list{ margin-top:18px; border-top:1px solid var(--c-line); }
  .spec-list li{
    display:flex; align-items:center; justify-content:space-between; gap:14px;
    padding:11px 0; border-bottom:1px dashed var(--c-line); font-size:14.5px;
  }
  .spec-key{ display:inline-flex; align-items:center; gap:8px; color:var(--c-ink-2); }
  .spec-key svg{ color:var(--c-primary); flex:none; }
  .spec-val{ font-weight:700; color:var(--c-ink); font-variant-numeric:tabular-nums; text-align:right; }
  .feature-body .link-arrow{ margin-top:18px; }

  /* ---------- 保障横带 ---------- */
  .band{
    background:var(--c-primary-50); border:1px solid rgba(15,95,76,.14);
    border-radius:var(--r-lg); padding:26px 20px;
    display:grid; gap:22px;
  }
  @media (min-width:768px){ .band{ grid-template-columns:repeat(3,1fr); padding:30px 30px; } }
  .band-item{ display:flex; gap:14px; align-items:flex-start; }
  @media (min-width:768px){
    .band-item + .band-item{ border-left:1px solid rgba(15,95,76,.16); padding-left:26px; }
  }
  .band-icon{
    width:44px; height:44px; flex:none; border-radius:var(--r-md);
    background:#fff; color:var(--c-primary); display:flex; align-items:center; justify-content:center;
    box-shadow:var(--sh-1);
  }
  .band-item h3{ font-size:16.5px; }
  .band-item p{ font-size:14px; color:var(--c-ink-2); margin-top:4px; }

  /* ---------- FAQ ---------- */
  .faq-card{
    background:var(--c-surface); border:1px solid var(--c-line);
    border-radius:var(--r-lg); overflow:hidden; box-shadow:var(--sh-1);
  }
  .faq-item + .faq-item{ border-top:1px solid var(--c-line); }
  .faq-q{
    width:100%; min-height:56px; display:flex; align-items:center; justify-content:space-between; gap:16px;
    padding:16px 20px; background:transparent; border:0; cursor:pointer; text-align:left;
    font-size:16.5px; font-weight:600; color:var(--c-ink);
    transition:background-color .2s ease, color .2s ease;
  }
  .faq-q:hover{ background:var(--c-primary-50); color:var(--c-primary); }
  .faq-q svg{ flex:none; color:var(--c-primary); transition:transform .2s ease; }
  .faq-q[aria-expanded="true"] svg{ transform:rotate(180deg); }
  .faq-a{
    max-height:0; overflow:hidden; transition:max-height .2s ease;
    padding:0 20px;
  }
  .faq-a-inner{ padding:0 0 20px; color:var(--c-ink-2); font-size:15.5px; }
  .faq-a a{ color:var(--c-primary); font-weight:600; text-decoration:underline; text-underline-offset:3px; }

  /* ---------- CTA ---------- */
  .cta-zone{ background:var(--c-primary-50); padding:var(--sp-section) 0; }
  .cta-card{
    background:var(--c-surface); border:1px solid var(--c-line); border-radius:var(--r-lg);
    box-shadow:var(--sh-2); padding:30px 22px;
    display:grid; gap:24px; align-items:center;
  }
  @media (min-width:900px){
    .cta-card{ grid-template-columns:1.5fr 1fr; padding:40px 44px; gap:36px; }
  }
  .cta-card h2{ font-size:clamp(23px,3vw,30px); line-height:1.35; }
  .cta-card p{ color:var(--c-ink-2); margin-top:10px; font-size:15.5px; }
  .cta-contact{
    display:inline-flex; align-items:center; gap:8px; margin-top:16px;
    font-size:14px; color:var(--c-primary); font-weight:600;
  }
  .cta-actions{ display:flex; flex-direction:column; gap:12px; }
  @media (min-width:520px) and (max-width:899px){ .cta-actions{ flex-direction:row; flex-wrap:wrap; } }

  /* ---------- 页脚 ---------- */
  .site-footer{ background:var(--c-dark); color:#fff; margin-top:0; }
  .footer-grid{ display:grid; gap:30px; padding:52px 0 36px; }
  @media (min-width:768px){ .footer-grid{ grid-template-columns:repeat(2,1fr); gap:34px; } }
  @media (min-width:1024px){ .footer-grid{ grid-template-columns:1.5fr 1fr 1fr 1.2fr; gap:40px; padding:64px 0 44px; } }
  .footer-brand .brand-text strong{ color:#fff; }
  .footer-brand .brand-text small{ color:rgba(255,255,255,.6); }
  .footer-desc{ margin-top:16px; font-size:14.5px; line-height:1.85; color:rgba(255,255,255,.68); max-width:320px; }
  .footer-col h4{ font-size:15.5px; color:#fff; margin-bottom:14px; }
  .footer-col ul{ display:flex; flex-direction:column; gap:10px; }
  .footer-col ul a{
    font-size:14.5px; color:rgba(255,255,255,.72);
    transition:color .2s ease;
  }
  .footer-col ul a:hover{ color:var(--c-accent); text-decoration:underline; text-underline-offset:3px; }
  .footer-contact li{
    display:flex; align-items:center; gap:9px;
    font-size:14.5px; color:rgba(255,255,255,.72);
  }
  .footer-contact svg{ color:var(--c-accent); flex:none; }
  .footer-qr{
    margin-top:18px; display:flex; align-items:center; gap:12px;
    padding:12px; border:1px dashed rgba(255,255,255,.24); border-radius:var(--r-md);
    font-size:13px; color:rgba(255,255,255,.62); max-width:280px;
  }
  .footer-qr span.qr-box{
    width:52px; height:52px; border-radius:var(--r-sm); flex:none;
    background:repeating-linear-gradient(45deg,rgba(255,255,255,.16) 0 5px,rgba(255,255,255,.05) 5px 10px);
  }
  .footer-mobile-toggle{
    display:flex; align-items:center; justify-content:space-between;
    width:100%; min-height:48px; padding:0; margin-bottom:6px;
    background:transparent; border:0; border-bottom:1px solid rgba(255,255,255,.14);
    color:#fff; font-size:15.5px; font-weight:700; cursor:pointer;
  }
  .footer-mobile-toggle svg{ transition:transform .2s ease; color:rgba(255,255,255,.7); }
  .footer-mobile-toggle[aria-expanded="true"] svg{ transform:rotate(180deg); }
  .footer-col.is-collapsed{ display:none; }
  @media (min-width:768px){
    .footer-mobile-toggle{ display:none; }
    .footer-col h4{ margin-top:0; }
    .footer-col.is-collapsed{ display:block; }
    .footer-col > h4 + ul{ display:flex !important; }
  }
  .footer-bottom{
    border-top:1px solid rgba(255,255,255,.13);
    padding:20px 0 34px;
    display:flex; flex-wrap:wrap; gap:12px 22px; align-items:center; justify-content:space-between;
    font-size:13px; color:rgba(255,255,255,.58);
  }
  .footer-bottom a{ color:rgba(255,255,255,.72); }
  .footer-bottom a:hover{ color:var(--c-accent); text-decoration:underline; }
  .to-top{
    display:inline-flex; align-items:center; gap:6px;
    height:40px; padding:0 16px; border-radius:var(--r-pill);
    background:rgba(255,255,255,.1); border:1px solid rgba(255,255,255,.24);
    color:#fff; font-size:13px; cursor:pointer;
    transition:background-color .2s ease, border-color .2s ease;
  }
  .to-top:hover{ background:rgba(255,106,43,.28); border-color:var(--c-accent); }

/* roulang page: category1 */
:root{
  --c-primary:#0F5F4C;
  --c-primary-600:#14795F;
  --c-primary-50:#E9F3EF;
  --c-accent:#FF6A2B;
  --c-accent-600:#E55A1E;
  --c-accent-50:#FFF0E8;
  --c-gold:#F2C14E;
  --c-ink:#12211D;
  --c-ink-2:#4C5D58;
  --c-line:#E2E7E3;
  --c-bg:#F7F8F5;
  --c-surface:#FFFFFF;
  --c-dark:#0B1F1A;
  --r-sm:8px;
  --r-md:14px;
  --r-lg:20px;
  --r-pill:999px;
  --sh-1:0 1px 2px rgba(11,31,26,.05);
  --sh-2:0 14px 34px -14px rgba(11,31,26,.18);
  --container:1200px;
  --header-h:78px;
}
*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth}
body{
  margin:0;
  font-family:"Noto Sans SC","PingFang SC","Microsoft YaHei",system-ui,sans-serif;
  font-size:16.5px;
  line-height:1.9;
  color:var(--c-ink);
  background:var(--c-bg);
}
img{max-width:100%;display:block}
a{color:inherit;text-decoration:none;transition:color .18s ease}
button{font-family:inherit}
h1,h2,h3,h4,p,ul,ol,figure{margin:0}
ul,ol{padding:0;list-style:none}
:focus-visible{outline:2px solid var(--c-primary);outline-offset:2px;border-radius:4px}
.no-scroll{overflow:hidden}

.container{max-width:var(--container);margin:0 auto;padding:0 16px}
@media(min-width:768px){.container{padding:0 24px}}
@media(min-width:1024px){.container{padding:0 32px}}

/* ---------- header ---------- */
.site-header{
  position:sticky;top:0;z-index:60;
  background:rgba(247,248,245,.94);
  border-bottom:1px solid transparent;
  transition:background .2s ease,box-shadow .2s ease,border-color .2s ease;
}
.site-header.is-stuck{
  background:#fff;
  border-bottom-color:var(--c-line);
  box-shadow:0 8px 24px -18px rgba(11,31,26,.35);
}
.header-inner{
  display:flex;align-items:center;gap:20px;
  height:var(--header-h);
  transition:height .2s ease;
}
.site-header.is-stuck .header-inner{height:62px}
.brand{display:flex;align-items:center;gap:12px;flex-shrink:0}
.brand-mark{
  width:42px;height:42px;border-radius:12px;
  background:linear-gradient(140deg,var(--c-primary),var(--c-primary-600));
  color:#fff;font-weight:800;font-size:19px;
  display:flex;align-items:center;justify-content:center;
  transition:width .2s ease,height .2s ease;
}
.site-header.is-stuck .brand-mark{width:36px;height:36px;font-size:17px}
.brand-text{display:flex;flex-direction:column;line-height:1.25}
.brand-text strong{font-size:16.5px;font-weight:800;letter-spacing:.2px;color:var(--c-ink)}
.brand-text small{font-size:11.5px;color:var(--c-ink-2);letter-spacing:.4px}
.nav-main{display:none;align-items:center;gap:4px;margin-left:auto}
.nav-link{
  position:relative;display:inline-block;
  padding:9px 12px;font-size:15px;color:var(--c-ink);
}
.nav-link::after{
  content:"";position:absolute;left:12px;right:12px;bottom:3px;height:2px;
  background:var(--c-primary);transform:scaleX(0);transform-origin:left;
  transition:transform .22s ease;
}
.nav-link:hover{color:var(--c-primary)}
.nav-link:hover::after{transform:scaleX(1)}
.nav-link.active{color:var(--c-primary);font-weight:600}
.nav-link.active::after{transform:scaleX(1)}
.header-actions{display:none;align-items:center;gap:10px;flex-shrink:0}
@media(min-width:1080px){
  .nav-main{display:flex}
  .header-actions{display:flex}
  .nav-toggle{display:none}
}
.nav-toggle{
  margin-left:auto;width:44px;height:44px;border-radius:var(--r-md);
  border:1px solid var(--c-line);background:#fff;color:var(--c-ink);
  display:flex;align-items:center;justify-content:center;cursor:pointer;
}
@media(min-width:1080px){.nav-toggle{display:none}}

/* ---------- buttons ---------- */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  height:48px;padding:0 22px;border-radius:var(--r-md);
  font-size:15px;font-weight:600;border:1.5px solid transparent;
  cursor:pointer;white-space:nowrap;transition:all .18s ease;
}
.btn-sm{height:44px;padding:0 18px;font-size:14px}
.btn-pill{border-radius:var(--r-pill)}
.btn-accent{background:var(--c-accent);color:#fff;box-shadow:0 10px 22px -12px rgba(255,106,43,.75)}
.btn-accent:hover{background:var(--c-accent-600);color:#fff;transform:translateY(-1px);box-shadow:0 16px 30px -14px rgba(255,106,43,.8)}
.btn-accent:active{transform:translateY(0)}
.btn-primary{background:var(--c-primary);color:#fff}
.btn-primary:hover{background:var(--c-primary-600);color:#fff;transform:translateY(-1px)}
.btn-outline{border-color:var(--c-primary);color:var(--c-primary);background:transparent}
.btn-outline:hover{background:rgba(15,95,76,.08);color:var(--c-primary)}
.btn-light{background:#fff;color:var(--c-primary)}
.btn-light:hover{background:var(--c-primary-50);color:var(--c-primary)}
.link-arrow{
  display:inline-flex;align-items:center;gap:6px;
  font-size:14px;font-weight:600;color:var(--c-primary);
}
.link-arrow svg{transition:transform .2s ease}
.link-arrow:hover{color:var(--c-accent)}
.link-arrow:hover svg{transform:translateX(2px)}

/* ---------- drawer ---------- */
.nav-mask{
  position:fixed;inset:0;background:rgba(11,31,26,.5);
  opacity:0;pointer-events:none;transition:opacity .25s ease;z-index:70;
}
.nav-mask.is-open{opacity:1;pointer-events:auto}
.nav-drawer{
  position:fixed;top:0;right:0;bottom:0;width:min(84vw,340px);
  background:#fff;z-index:80;transform:translateX(102%);
  transition:transform .28s ease;display:flex;flex-direction:column;
  padding:22px 20px 0;box-shadow:-24px 0 48px -24px rgba(11,31,26,.4);
}
.nav-drawer.is-open{transform:none}
.drawer-head{display:flex;align-items:center;justify-content:space-between;margin-bottom:18px}
.drawer-head strong{font-size:16px;font-weight:800}
.drawer-close{
  width:44px;height:44px;border-radius:var(--r-md);border:1px solid var(--c-line);
  background:#fff;display:flex;align-items:center;justify-content:center;cursor:pointer;color:var(--c-ink);
}
.drawer-links{display:flex;flex-direction:column;gap:2px;overflow-y:auto;flex:1}
.drawer-links a{
  padding:14px 8px;border-bottom:1px solid var(--c-line);
  font-size:16px;color:var(--c-ink);
}
.drawer-links a.active{color:var(--c-primary);font-weight:700}
.drawer-foot{padding:16px 0 24px;border-top:1px solid var(--c-line);margin-top:12px}
.drawer-foot .btn{width:100%}

/* ---------- hero ---------- */
.page-hero{position:relative;overflow:hidden;background:var(--c-surface);border-bottom:1px solid var(--c-line)}
.page-hero::before{
  content:"";position:absolute;inset:0;
  background-image:radial-gradient(rgba(15,95,76,.16) 1px,transparent 1px);
  background-size:22px 22px;opacity:.5;pointer-events:none;
}
.hero-grid{
  position:relative;display:grid;gap:36px;
  padding:40px 0 48px;
}
@media(min-width:1024px){
  .hero-grid{grid-template-columns:1.35fr .95fr;gap:48px;padding:56px 0 64px;align-items:center}
}
.breadcrumb{font-size:13px;color:var(--c-ink-2);margin-bottom:16px;display:flex;gap:8px;flex-wrap:wrap}
.breadcrumb a:hover{color:var(--c-primary)}
.breadcrumb .current{color:var(--c-primary)}
.hero-title{
  font-size:clamp(32px,5.2vw,52px);line-height:1.15;font-weight:800;
  letter-spacing:-.5px;margin:14px 0 0;
}
.hero-sub{margin-top:16px;font-size:clamp(17px,2.2vw,20px);font-weight:600;color:var(--c-primary-600);line-height:1.6}
.hero-desc{margin-top:14px;font-size:16px;color:var(--c-ink-2);line-height:1.9;max-width:560px}
.hero-cta{margin-top:28px;display:flex;flex-wrap:wrap;gap:12px}
.hero-cta .btn{flex:1 1 200px}
@media(min-width:640px){.hero-cta .btn{flex:0 0 auto}}
.hero-stats{
  margin-top:36px;display:grid;grid-template-columns:repeat(2,1fr);
  border:1px solid var(--c-line);border-radius:var(--r-lg);background:var(--c-bg);overflow:hidden;
}
@media(min-width:640px){.hero-stats{grid-template-columns:repeat(4,1fr)}}
.stat{
  padding:16px 18px;text-align:left;border-right:1px solid var(--c-line);border-bottom:1px solid var(--c-line);
}
.hero-stats .stat:nth-child(2n){border-right:none}
@media(min-width:640px){
  .hero-stats .stat{border-bottom:none}
  .hero-stats .stat:nth-child(2n){border-right:1px solid var(--c-line)}
  .hero-stats .stat:last-child{border-right:none}
}
.hero-stats .stat:nth-last-child(-n+2){border-bottom:none}
@media(min-width:640px){.hero-stats .stat:nth-last-child(-n+2){border-bottom:none}}
.stat-num{display:block;font-size:28px;font-weight:800;color:var(--c-primary);line-height:1.2;font-variant-numeric:tabular-nums}
.stat-label{font-size:13px;color:var(--c-ink-2);line-height:1.7}
.hero-media{position:relative}
.hero-media img{
  width:100%;aspect-ratio:4/3;object-fit:cover;border-radius:var(--r-lg);
}
@media(min-width:1024px){.hero-media img{aspect-ratio:5/5}}
.hero-float{
  position:absolute;left:16px;bottom:16px;right:16px;
  background:#fff;border:1px solid var(--c-line);border-radius:var(--r-md);
  padding:14px 16px;box-shadow:var(--sh-2);display:flex;align-items:center;gap:12px;
}
@media(min-width:1024px){.hero-float{left:auto;right:-14px;bottom:24px;width:230px;flex-direction:column;align-items:flex-start;gap:4px}}
.hero-float .dot{
  width:10px;height:10px;border-radius:50%;background:var(--c-accent);
  box-shadow:0 0 0 5px rgba(255,106,43,.16);flex-shrink:0;
}
.hero-float strong{font-size:15px;font-weight:700;display:block}
.hero-float span{font-size:12.5px;color:var(--c-ink-2)}

/* ---------- badges & chips ---------- */
.badge{
  display:inline-flex;align-items:center;gap:6px;
  padding:3px 11px;border-radius:var(--r-pill);
  font-size:12.5px;font-weight:600;line-height:1.7;border:1px solid transparent;white-space:nowrap;
}
.badge-live{background:var(--c-primary-50);color:var(--c-primary);border-color:rgba(15,95,76,.22)}
.badge-open{background:var(--c-primary);color:#fff}
.badge-soon{background:var(--c-primary-50);color:var(--c-primary-600);border-color:rgba(15,95,76,.18)}
.badge-warm{background:var(--c-accent-50);color:#B8430F;border-color:rgba(255,106,43,.28)}
.badge-gold{background:#FDF4DE;color:#8A6300;border-color:rgba(242,193,78,.55)}
.badge-mute{background:#F1F3F1;color:#7A8884;border-color:var(--c-line)}

.filter-bar{
  background:var(--c-surface);border-bottom:1px solid var(--c-line);
  padding:14px 0;
}
.filter-inner{display:flex;gap:10px;overflow-x:auto;scrollbar-width:none;padding-bottom:2px}
.filter-inner::-webkit-scrollbar{display:none}
.chip{
  flex:0 0 auto;display:inline-flex;align-items:center;gap:7px;
  height:40px;padding:0 16px;border-radius:var(--r-pill);
  border:1.5px solid var(--c-line);background:#fff;color:var(--c-ink);
  font-size:14px;font-weight:600;cursor:pointer;transition:all .18s ease;
}
.chip:hover{border-color:var(--c-primary);color:var(--c-primary)}
.chip.is-active{background:var(--c-primary);border-color:var(--c-primary);color:#fff}

/* ---------- sections ---------- */
.section{padding:48px 0}
@media(min-width:768px){.section{padding:64px 0}}
@media(min-width:1024px){.section{padding:80px 0}}
.section-head{display:flex;flex-wrap:wrap;align-items:flex-end;justify-content:space-between;gap:14px;margin-bottom:28px}
.section-head h2{font-size:clamp(24px,3vw,32px);line-height:1.3;font-weight:700;letter-spacing:-.3px}
.section-head p{margin-top:8px;font-size:15px;color:var(--c-ink-2);max-width:620px}
.eyebrow{
  display:inline-flex;align-items:center;gap:8px;
  font-size:13px;font-weight:700;letter-spacing:1px;color:var(--c-primary);
  text-transform:uppercase;margin-bottom:10px;
}
.eyebrow::before{content:"";width:22px;height:2px;background:var(--c-accent);border-radius:2px}

/* ---------- schedule list ---------- */
.group-head{display:flex;align-items:center;gap:14px;margin:32px 0 16px}
.group-head:first-of-type{margin-top:0}
.group-head h3{font-size:14px;font-weight:700;color:var(--c-primary);letter-spacing:.6px;white-space:nowrap}
.group-head .line{flex:1;height:1px;background:var(--c-line)}
.schedule-list{display:flex;flex-direction:column;gap:14px}
.schedule-item{
  display:grid;gap:16px;align-items:center;
  grid-template-columns:80px 1fr;
  background:var(--c-surface);border:1px solid var(--c-line);
  border-radius:var(--r-lg);padding:16px 18px;box-shadow:var(--sh-1);
  transition:transform .2s ease,box-shadow .2s ease,border-color .2s ease;
}
.schedule-item:hover{transform:translateY(-3px);border-color:rgba(15,95,76,.3);box-shadow:var(--sh-2)}
@media(min-width:768px){
  .schedule-item{grid-template-columns:92px 1fr auto;padding:18px 24px;gap:22px}
}
.date-block{
  background:var(--c-primary-50);border:1px solid rgba(15,95,76,.14);
  border-radius:var(--r-md);padding:10px 6px;text-align:center;
}
.date-num{
  display:block;font-size:30px;font-weight:800;line-height:1;
  color:var(--c-primary);font-variant-numeric:tabular-nums;
}
.date-label{display:block;margin-top:6px;font-size:11.5px;color:var(--c-ink-2);letter-spacing:.4px}
.sched-main h3{font-size:19px;font-weight:700;line-height:1.5}
.sched-meta{margin-top:6px;font-size:14px;color:var(--c-ink-2);display:flex;align-items:center;gap:7px;flex-wrap:wrap}
.sched-meta svg{color:var(--c-primary);flex-shrink:0}
.sched-side{display:flex;align-items:center;gap:14px;justify-content:space-between;grid-column:1/-1;padding-top:12px;border-top:1px dashed var(--c-line)}
@media(min-width:768px){
  .sched-side{grid-column:auto;padding-top:0;border-top:none;flex-direction:column;align-items:flex-end;gap:10px}
}

/* ---------- steps ---------- */
.steps-wrap{background:var(--c-surface);border:1px solid var(--c-line);border-radius:var(--r-lg);padding:26px 22px;box-shadow:var(--sh-1)}
.steps{display:grid;gap:22px}
@media(min-width:768px){.steps{grid-template-columns:repeat(3,1fr);gap:26px}}
.step{display:flex;gap:16px;align-items:flex-start}
.step-num{
  width:44px;height:44px;border-radius:50%;flex-shrink:0;
  background:var(--c-primary);color:#fff;font-weight:800;font-size:17px;
  display:flex;align-items:center;justify-content:center;
  font-variant-numeric:tabular-nums;
}
.step h3{font-size:18px;font-weight:700;line-height:1.5}
.step p{margin-top:6px;font-size:14.5px;color:var(--c-ink-2);line-height:1.8}

/* ---------- notice split ---------- */
.split{display:grid;gap:30px;align-items:center}
@media(min-width:1024px){.split{grid-template-columns:1fr 1fr;gap:56px}}
.split-media{position:relative}
.split-media img{width:100%;aspect-ratio:16/11;object-fit:cover;border-radius:var(--r-lg)}
.split-media .tag{
  position:absolute;top:14px;left:14px;background:#fff;color:var(--c-primary);
  border-radius:var(--r-pill);padding:5px 14px;font-size:12.5px;font-weight:700;box-shadow:var(--sh-1);
}
.check-list{display:flex;flex-direction:column;gap:14px;margin-top:22px}
.check-list li{display:flex;gap:12px;align-items:flex-start;font-size:15.5px;line-height:1.8;color:var(--c-ink)}
.check-list .ic{
  width:22px;height:22px;border-radius:50%;flex-shrink:0;margin-top:5px;
  background:var(--c-primary-50);color:var(--c-primary);
  display:flex;align-items:center;justify-content:center;
}
.check-list strong{font-weight:700}
.check-list span{color:var(--c-ink-2);font-size:14px;display:block}

/* ---------- CTA band ---------- */
.cta-band{
  position:relative;overflow:hidden;background:var(--c-dark);color:#fff;
  border-radius:var(--r-lg);padding:34px 24px;
}
.cta-band::after{
  content:"";position:absolute;inset:0;
  background-image:repeating-linear-gradient(115deg,rgba(255,255,255,.05) 0 2px,transparent 2px 14px);
  pointer-events:none;
}
.cta-band-inner{position:relative;display:flex;flex-direction:column;gap:22px;align-items:flex-start}
@media(min-width:900px){
  .cta-band-inner{flex-direction:row;align-items:center;justify-content:space-between;padding:8px 12px}
}
.cta-band h2{font-size:clamp(22px,2.8vw,30px);font-weight:700;line-height:1.35}
.cta-band p{margin-top:8px;font-size:15px;color:rgba(255,255,255,.78);max-width:560px}
.cta-actions{display:flex;flex-wrap:wrap;gap:12px}
.cta-actions .btn{flex:1 1 180px}
@media(min-width:640px){.cta-actions .btn{flex:0 0 auto}}
.btn-outline-light{border-color:rgba(255,255,255,.5);color:#fff;background:transparent}
.btn-outline-light:hover{background:rgba(255,255,255,.12);color:#fff}

/* ---------- faq ---------- */
.faq-card{background:var(--c-surface);border:1px solid var(--c-line);border-radius:var(--r-lg);overflow:hidden;box-shadow:var(--sh-1)}
.faq-item{border-bottom:1px solid var(--c-line)}
.faq-item:last-child{border-bottom:none}
.faq-q{
  width:100%;background:transparent;border:none;cursor:pointer;
  min-height:58px;padding:16px 20px;display:flex;align-items:center;justify-content:space-between;gap:16px;
  text-align:left;font-size:16px;font-weight:600;color:var(--c-ink);line-height:1.6;
}
.faq-q:hover{color:var(--c-primary)}
.faq-q .chev{flex-shrink:0;color:var(--c-primary);transition:transform .2s ease}
.faq-item.is-open .faq-q{color:var(--c-primary)}
.faq-item.is-open .chev{transform:rotate(180deg)}
.faq-a{max-height:0;overflow:hidden;transition:max-height .22s ease}
.faq-a p{padding:0 20px 20px;font-size:15px;line-height:1.9;color:var(--c-ink-2);max-width:820px}
.faq-a a{color:var(--c-primary);font-weight:600;text-decoration:underline;text-underline-offset:3px}
.faq-a a:hover{color:var(--c-accent)}

/* ---------- footer ---------- */
.site-footer{background:var(--c-dark);color:#fff;margin-top:40px;padding:52px 0 24px}
.footer-grid{display:grid;gap:26px;grid-template-columns:1fr 1fr}
@media(min-width:900px){.footer-grid{grid-template-columns:1.5fr 1fr 1fr 1.2fr;gap:34px}}
.footer-col h4{font-size:14px;font-weight:700;letter-spacing:.6px;color:#fff;margin-bottom:14px}
.footer-col ul{display:flex;flex-direction:column;gap:10px}
.footer-col ul a{font-size:14.5px;color:rgba(255,255,255,.72)}
.footer-col ul a:hover{color:var(--c-accent);text-decoration:underline;text-underline-offset:3px}
.footer-mobile-toggle{
  display:none;width:100%;background:transparent;border:none;color:#fff;
  font-size:14px;font-weight:700;letter-spacing:.6px;padding:0 0 12px;
  align-items:center;justify-content:space-between;cursor:pointer;
}
@media(max-width:899px){
  .footer-mobile-toggle{display:flex}
  .footer-col h4{display:none}
  .footer-col ul{display:none;padding-bottom:8px}
  .footer-col.is-open ul{display:flex}
  .footer-brand ul{display:flex}
}
.footer-brand .brand-text strong{color:#fff}
.footer-brand .brand-text small{color:rgba(255,255,255,.6)}
.footer-desc{margin-top:16px;font-size:14px;line-height:1.85;color:rgba(255,255,255,.68);max-width:340px}
.footer-contact li{display:flex;gap:9px;align-items:flex-start;font-size:14.5px;color:rgba(255,255,255,.72)}
.footer-contact svg{flex-shrink:0;margin-top:5px;color:var(--c-accent)}
.qr-box{
  margin-top:16px;width:104px;height:104px;border-radius:var(--r-md);
  border:1px dashed rgba(255,255,255,.32);
  display:flex;align-items:center;justify-content:center;
  font-size:12px;color:rgba(255,255,255,.55);text-align:center;line-height:1.5;
}
.footer-bottom{
  margin-top:36px;padding-top:20px;border-top:1px solid rgba(255,255,255,.14);
  display:flex;flex-wrap:wrap;gap:12px 22px;align-items:center;justify-content:space-between;
}
.footer-bottom p{font-size:13px;color:rgba(255,255,255,.6)}
.footer-legal{max-width:640px}
.back-top{
  height:40px;padding:0 16px;border-radius:var(--r-pill);
  border:1px solid rgba(255,255,255,.35);background:transparent;color:#fff;
  font-size:13.5px;cursor:pointer;transition:all .18s ease;
}
.back-top:hover{background:var(--c-accent);border-color:var(--c-accent)}

/* roulang page: category3 */
:root{
  --c-primary:#0F5F4C;
  --c-primary-600:#14795F;
  --c-primary-50:#E9F3EF;
  --c-accent:#FF6A2B;
  --c-accent-600:#E2561A;
  --c-accent-50:#FFF0E8;
  --c-gold:#F2C14E;
  --c-ink:#12211D;
  --c-ink-2:#4C5D58;
  --c-line:#E2E7E3;
  --c-bg:#F7F8F5;
  --c-surface:#FFFFFF;
  --c-dark:#0B1F1A;
  --r-sm:8px;
  --r-md:14px;
  --r-lg:20px;
  --r-pill:999px;
  --sh-1:0 1px 2px rgba(11,31,26,.05);
  --sh-2:0 14px 34px -14px rgba(11,31,26,.18);
  --font-cn:"Noto Sans SC","PingFang SC","Microsoft YaHei",system-ui,-apple-system,"Segoe UI",sans-serif;
}
*,*::before,*::after{box-sizing:border-box}
html{scroll-behavior:smooth}
body{
  margin:0;
  font-family:var(--font-cn);
  font-size:16.5px;
  line-height:1.9;
  color:var(--c-ink);
  background:var(--c-bg);
  -webkit-font-smoothing:antialiased;
  text-rendering:optimizeLegibility;
}
img{display:block;max-width:100%;height:auto}
a{color:inherit;text-decoration:none}
ul,ol{margin:0;padding:0;list-style:none}
h1,h2,h3,h4,p{margin:0}
h1,h2,h3{color:var(--c-ink)}
button,input,select{font-family:inherit;font-size:inherit;color:inherit}
button{background:none;border:0;cursor:pointer}
table{border-collapse:collapse;width:100%}
:focus-visible{outline:2px solid var(--c-primary);outline-offset:2px;border-radius:4px}
.container{width:100%;max-width:1200px;margin:0 auto;padding-left:16px;padding-right:16px}
@media(min-width:768px){.container{padding-left:24px;padding-right:24px}}
@media(min-width:1024px){.container{padding-left:32px;padding-right:32px}}
.section{padding:48px 0}
@media(min-width:768px){.section{padding:64px 0}}
@media(min-width:1024px){.section{padding:88px 0}}
.section-tight{padding:40px 0}
@media(min-width:1024px){.section-tight{padding:56px 0}}
.h1{font-size:clamp(32px,5.2vw,56px);line-height:1.15;font-weight:800;letter-spacing:-.6px}
.h2{font-size:clamp(25px,3vw,34px);line-height:1.3;font-weight:700;letter-spacing:-.3px}
.h3{font-size:20px;line-height:1.5;font-weight:600}
.lead{font-size:17px;line-height:1.9;color:var(--c-ink-2)}
.muted{color:var(--c-ink-2)}
.small{font-size:13.5px;line-height:1.7;color:var(--c-ink-2)}
.mono{font-variant-numeric:tabular-nums}
.section-head{display:flex;flex-wrap:wrap;align-items:flex-end;justify-content:space-between;gap:14px;margin-bottom:26px}
.section-head p{max-width:620px;margin-top:8px;font-size:15.5px;color:var(--c-ink-2)}

/* 顶部导航 */
.site-header{
  position:sticky;top:0;z-index:60;
  background:rgba(247,248,245,.94);
  backdrop-filter:saturate(150%) blur(10px);
  border-bottom:1px solid var(--c-line);
  transition:box-shadow .25s ease,background .25s ease;
}
.site-header.is-stuck{background:#fff;box-shadow:0 8px 26px -16px rgba(11,31,26,.35)}
.header-inner{display:flex;align-items:center;gap:18px;height:70px;transition:height .25s ease}
.site-header.is-stuck .header-inner{height:56px}
.brand{display:flex;align-items:center;gap:10px;flex:none}
.brand-mark{
  width:40px;height:40px;border-radius:12px;flex:none;
  background:linear-gradient(140deg,var(--c-primary),var(--c-primary-600));
  color:#fff;display:grid;place-items:center;font-weight:800;font-size:18px;
  transition:width .25s ease,height .25s ease,font-size .25s ease;
}
.site-header.is-stuck .brand-mark{width:34px;height:34px;font-size:15px}
.brand-text strong{display:block;font-size:16px;line-height:1.2;letter-spacing:.2px;font-weight:800}
.brand-text small{display:block;font-size:11.5px;line-height:1.5;color:var(--c-ink-2);letter-spacing:.6px}
.nav-main{display:none;align-items:center;gap:2px;margin-left:8px}
@media(min-width:1024px){.nav-main{display:flex}}
.nav-link{
  position:relative;display:inline-flex;align-items:center;gap:5px;
  padding:9px 11px;font-size:14.5px;color:var(--c-ink);
  border-radius:var(--r-sm);white-space:nowrap;transition:color .2s ease;
}
.nav-link::after{
  content:"";position:absolute;left:11px;right:11px;bottom:3px;height:2px;
  background:var(--c-primary);transform:scaleX(0);transform-origin:left;transition:transform .22s ease;
}
.nav-link:hover{color:var(--c-primary)}
.nav-link:hover::after{transform:scaleX(1)}
.nav-link.active{color:var(--c-primary);font-weight:700}
.nav-link.active::after{transform:scaleX(1)}
.nav-actions{display:none;align-items:center;gap:10px;margin-left:auto}
@media(min-width:1024px){.nav-actions{display:flex}}
.hamburger{
  margin-left:auto;width:44px;height:44px;border-radius:12px;border:1px solid var(--c-line);
  background:#fff;display:grid;place-items:center;color:var(--c-primary);
}
@media(min-width:1024px){.hamburger{display:none}}

/* 按钮 */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  height:48px;padding:0 22px;border-radius:var(--r-md);
  font-size:15px;font-weight:600;line-height:1;white-space:nowrap;
  transition:background .2s ease,color .2s ease,transform .2s ease,box-shadow .2s ease,border-color .2s ease;
}
.btn-sm{height:44px;padding:0 18px;font-size:14.5px}
.btn-primary{background:var(--c-accent);color:#fff;box-shadow:0 10px 22px -12px rgba(255,106,43,.95)}
.btn-primary:hover{background:var(--c-accent-600);transform:translateY(-1px);box-shadow:0 16px 30px -14px rgba(255,106,43,1);color:#fff}
.btn-primary:active{transform:translateY(0);box-shadow:0 6px 14px -10px rgba(255,106,43,.9)}
.btn-outline{border:1.5px solid var(--c-primary);color:var(--c-primary);background:transparent}
.btn-outline:hover{background:rgba(15,95,76,.08);transform:translateY(-1px)}
.btn-light{background:#fff;color:var(--c-primary);border:1px solid var(--c-line)}
.btn-light:hover{border-color:var(--c-primary);transform:translateY(-1px)}
.btn-text{height:auto;padding:0;color:var(--c-primary);font-weight:600;gap:6px}
.btn-text svg{transition:transform .2s ease}
.btn-text:hover svg{transform:translateX(3px)}

/* 徽章 / 标签 */
.badge{
  display:inline-flex;align-items:center;gap:6px;height:26px;padding:0 12px;
  border-radius:var(--r-pill);font-size:12.5px;font-weight:600;line-height:1;
  background:var(--c-primary-50);color:var(--c-primary);border:1px solid rgba(15,95,76,.16);
}
.badge-accent{background:var(--c-accent-50);color:#B84513;border-color:#FFD7C2}
.badge-gold{background:#FEF6E4;color:#8A6413;border-color:#F2DFAE}
.badge-plain{background:#fff;color:var(--c-ink-2);border-color:var(--c-line);font-weight:500}
.chip{
  display:inline-flex;align-items:center;height:34px;padding:0 15px;border-radius:var(--r-pill);
  border:1px solid rgba(15,95,76,.28);color:var(--c-primary);background:#fff;
  font-size:13.5px;font-weight:600;transition:.2s ease;
}
.chip:hover{background:var(--c-primary-50);border-color:var(--c-primary)}

/* 卡片 */
.card{
  background:var(--c-surface);border:1px solid var(--c-line);border-radius:var(--r-lg);
  box-shadow:var(--sh-1);transition:transform .25s ease,box-shadow .25s ease,border-color .25s ease;
}
.card:hover{transform:translateY(-4px);border-color:rgba(15,95,76,.32);box-shadow:var(--sh-2)}

/* 面包屑 */
.crumb{display:flex;align-items:center;flex-wrap:wrap;gap:8px;font-size:13px;color:var(--c-ink-2);margin-bottom:16px}
.crumb a:hover{color:var(--c-primary);text-decoration:underline}
.crumb .sep{color:#A9B6B0}
.crumb .cur{color:var(--c-primary);font-weight:600}

/* 分类页首屏（工具型） */
.hero-help{position:relative;overflow:hidden;background:linear-gradient(180deg,#FFFFFF 0%,var(--c-bg) 100%);border-bottom:1px solid var(--c-line)}
.hero-help::before{
  content:"";position:absolute;inset:0;
  background-image:radial-gradient(rgba(15,95,76,.55) 1px,transparent 1px);
  background-size:22px 22px;opacity:.06;pointer-events:none;
}
.hero-help::after{
  content:"";position:absolute;right:-140px;top:-120px;width:420px;height:420px;border-radius:50%;
  background:radial-gradient(circle,rgba(255,106,43,.14),transparent 66%);pointer-events:none;
}
.hero-help .container{position:relative;z-index:1}
.hero-help-inner{padding:34px 0 44px}
@media(min-width:1024px){.hero-help-inner{padding:48px 0 60px}}
.hero-help h1{margin-bottom:14px}
.hero-help .lead{max-width:720px}
.search-box{
  display:flex;align-items:center;height:48px;max-width:660px;margin-top:24px;
  background:#fff;border:1px solid var(--c-line);border-radius:var(--r-sm);
  overflow:hidden;box-shadow:var(--sh-1);transition:border-color .2s ease,box-shadow .2s ease;
}
.search-box:focus-within{border-color:var(--c-primary);box-shadow:0 0 0 3px rgba(15,95,76,.10)}
.search-box input{flex:1;height:100%;border:0;background:transparent;padding:0 16px;font-size:15px;outline:none}
.search-box input::placeholder{color:#9AA8A2}
.search-box button{
  height:100%;padding:0 22px;background:var(--c-primary);color:#fff;font-weight:600;font-size:14.5px;
  display:inline-flex;align-items:center;gap:7px;transition:background .2s ease;
}
.search-box button:hover{background:var(--c-primary-600)}
.chip-row{display:flex;flex-wrap:wrap;gap:10px;margin-top:18px}

/* 快捷入口卡 */
.entry-grid{display:grid;gap:16px;grid-template-columns:1fr}
@media(min-width:700px){.entry-grid{grid-template-columns:repeat(2,1fr)}}
@media(min-width:1024px){.entry-grid{grid-template-columns:repeat(3,1fr)}}
.entry-card{
  display:flex;align-items:center;gap:14px;padding:18px 18px;background:#fff;
  border:1px solid var(--c-line);border-radius:var(--r-md);box-shadow:var(--sh-1);
  transition:transform .22s ease,border-color .22s ease,box-shadow .22s ease;
}
.entry-card:hover{transform:translateY(-2px);border-color:rgba(15,95,76,.45);box-shadow:var(--sh-2)}
.entry-icon{
  width:42px;height:42px;flex:none;border-radius:12px;display:grid;place-items:center;
  background:var(--c-primary-50);color:var(--c-primary);
}
.entry-card h3{font-size:16px;font-weight:600;line-height:1.4}
.entry-card .entry-desc{font-size:13.5px;color:var(--c-ink-2);line-height:1.7}
.entry-card .arrow{margin-left:auto;color:#A9B6B0;transition:transform .2s ease,color .2s ease;flex:none}
.entry-card:hover .arrow{color:var(--c-primary);transform:translateX(3px)}

/* 分栏图文 */
.split{display:grid;gap:30px}
@media(min-width:1024px){.split{grid-template-columns:1.02fr .98fr;gap:56px;align-items:center}}
.figure{border-radius:var(--r-lg);overflow:hidden;border:1px solid var(--c-line);box-shadow:var(--sh-2);background:#fff}
.figure img{width:100%;aspect-ratio:16/11;object-fit:cover}
.figure figcaption{font-size:13px;color:var(--c-ink-2);padding:12px 16px;text-align:center;background:#fff}

/* 步骤条 */
.steps{margin-top:26px}
.step{position:relative;display:flex;gap:16px;padding-bottom:26px}
.step:last-child{padding-bottom:0}
.step::before{content:"";position:absolute;left:17px;top:40px;bottom:2px;width:2px;background:var(--c-line)}
.step:last-child::before{display:none}
.step-num{
  width:36px;height:36px;flex:none;border-radius:50%;background:var(--c-primary);color:#fff;
  display:grid;place-items:center;font-weight:700;font-size:15px;font-variant-numeric:tabular-nums;
  box-shadow:0 0 0 6px rgba(15,95,76,.08);
}
.step h3{font-size:17px;font-weight:600;line-height:1.5}
.step p{font-size:14.5px;color:var(--c-ink-2);margin-top:4px;line-height:1.85}
.step .step-tag{
  display:inline-flex;align-items:center;height:24px;padding:0 10px;border-radius:var(--r-pill);
  background:#FEF6E4;color:#8A6413;border:1px solid #F2DFAE;font-size:12px;font-weight:600;margin-left:8px;
}

/* FAQ 手风琴 */
.faq-group{margin-bottom:34px}
.faq-group:last-of-type{margin-bottom:0}
.faq-group-title{display:flex;align-items:center;gap:12px;margin-bottom:14px}
.faq-group-title h3{font-size:19px;font-weight:700}
.faq-group-title .bar{width:4px;height:20px;border-radius:2px;background:var(--c-primary);display:inline-block}
.faq-group-title .count{font-size:13px;color:var(--c-ink-2);font-variant-numeric:tabular-nums}
.faq-wrap{background:#fff;border:1px solid var(--c-line);border-radius:var(--r-lg);overflow:hidden;box-shadow:var(--sh-1)}
.faq-item + .faq-item{border-top:1px solid var(--c-line)}
.faq-q{
  width:100%;display:flex;align-items:center;justify-content:space-between;gap:16px;
  min-height:56px;padding:14px 20px;text-align:left;font-size:16px;font-weight:600;line-height:1.6;
  transition:background .2s ease,color .2s ease;
}
.faq-q:hover{background:#FBFCFA;color:var(--c-primary)}
.faq-q svg{flex:none;color:var(--c-primary);transition:transform .22s ease}
.faq-item.open .faq-q{color:var(--c-primary)}
.faq-item.open .faq-q svg{transform:rotate(180deg)}
.faq-a{max-height:0;overflow:hidden;transition:max-height .22s ease}
.faq-item.open .faq-a{max-height:600px}
.faq-a-inner{padding:0 20px 20px;font-size:15.5px;line-height:1.9;color:var(--c-ink-2)}
.faq-a-inner a{color:var(--c-primary);font-weight:600;text-decoration:underline;text-underline-offset:3px}
.faq-a-inner ul{margin-top:10px}
.faq-a-inner li{position:relative;padding-left:16px;line-height:1.9}
.faq-a-inner li::before{content:"";position:absolute;left:2px;top:13px;width:6px;height:6px;border-radius:2px;background:var(--c-primary);opacity:.75}

/* 深色 CTA */
.cta-dark{
  position:relative;overflow:hidden;border-radius:var(--r-lg);
  background:var(--c-dark);color:#fff;padding:40px 22px;
}
@media(min-width:768px){.cta-dark{padding:56px 48px}}
.cta-dark::before{
  content:"";position:absolute;inset:0;pointer-events:none;
  background:repeating-linear-gradient(135deg,rgba(255,255,255,.05) 0 2px,transparent 2px 13px);
}
.cta-dark > *{position:relative;z-index:1}
.cta-dark h2{color:#fff}
.cta-dark p{color:rgba(255,255,255,.76)}
.cta-inner{display:grid;gap:26px}
@media(min-width:1024px){.cta-inner{grid-template-columns:1.2fr .8fr;align-items:center;gap:48px}}
.cta-points li{display:flex;align-items:flex-start;gap:10px;font-size:14.5px;color:rgba(255,255,255,.86);line-height:1.8}
.cta-points li + li{margin-top:8px}
.cta-points svg{flex:none;margin-top:6px;color:var(--c-gold)}
.contact-line{
  display:flex;align-items:center;gap:10px;margin-top:18px;padding-top:18px;
  border-top:1px solid rgba(255,255,255,.16);font-size:14px;color:rgba(255,255,255,.82);
}
.contact-line svg{color:var(--c-gold);flex:none}

/* 页脚 */
.site-footer{background:var(--c-dark);color:#fff;padding:54px 0 0;margin-top:8px}
.footer-grid{display:grid;gap:28px;grid-template-columns:1fr;padding-bottom:36px}
@media(min-width:700px){.footer-grid{grid-template-columns:repeat(2,1fr)}}
@media(min-width:1024px){.footer-grid{grid-template-columns:1.5fr 1fr 1fr 1.25fr;gap:36px}}
.footer-col h4{font-size:15px;font-weight:700;color:#fff;margin-bottom:14px;letter-spacing:.3px}
.footer-col ul li + li{margin-top:2px}
.footer-col ul li a{display:inline-block;font-size:14px;line-height:2.1;color:rgba(255,255,255,.72);transition:color .2s ease}
.footer-col ul li a:hover{color:var(--c-accent);text-decoration:underline;text-underline-offset:3px}
.footer-brand .brand-text strong{color:#fff}
.footer-brand .brand-text small{color:rgba(255,255,255,.58)}
.footer-desc{margin-top:14px;font-size:14px;line-height:1.9;color:rgba(255,255,255,.68);max-width:340px}
.footer-contact li{display:flex;align-items:flex-start;gap:9px;font-size:14px;line-height:1.9;color:rgba(255,255,255,.72)}
.footer-contact li + li{margin-top:8px}
.footer-contact svg{flex:none;margin-top:6px;color:rgba(255,255,255,.55)}
.footer-contact a{color:rgba(255,255,255,.72)}
.footer-contact a:hover{color:var(--c-accent)}
.qr-slot{
  margin-top:16px;width:104px;height:104px;border-radius:var(--r-md);
  border:1px dashed rgba(255,255,255,.28);display:grid;place-items:center;
  font-size:12px;color:rgba(255,255,255,.5);text-align:center;line-height:1.5;padding:8px;
}
.footer-mobile-toggle{display:none}
.footer-bottom{
  border-top:1px solid rgba(255,255,255,.14);padding:16px 0 26px;
  display:flex;flex-wrap:wrap;align-items:center;justify-content:space-between;gap:10px;
  font-size:13px;color:rgba(255,255,255,.58);
}
.footer-bottom a{color:rgba(255,255,255,.72)}
.footer-bottom a:hover{color:var(--c-accent);text-decoration:underline}
.to-top{
  display:inline-flex;align-items:center;gap:6px;height:38px;padding:0 14px;
  border-radius:var(--r-pill);border:1px solid rgba(255,255,255,.24);color:#fff;font-size:13px;
  transition:.2s ease;
}
.to-top:hover{border-color:var(--c-accent);color:var(--c-accent)}
@media(max-width:767px){
  .footer-mobile-toggle{
    display:flex;align-items:center;justify-content:space-between;width:100%;
    height:44px;color:#fff;font-size:15px;font-weight:700;
  }
  .footer-mobile-toggle svg{transition:transform .2s ease}
  .footer-col.open .footer-mobile-toggle svg{transform:rotate(180deg)}
  .footer-col h4{display:none}
  .footer-col ul{display:none;padding-top:6px}
  .footer-col.open ul{display:block}
  .footer-brand ul{display:block}
}

/* 移动端抽屉 */
.drawer-mask{
  position:fixed;inset:0;background:rgba(11,31,26,.5);opacity:0;visibility:hidden;
  transition:opacity .25s ease,visibility .25s ease;z-index:80;
}
.drawer-mask.open{opacity:1;visibility:visible}
.nav-drawer{
  position:fixed;top:0;right:0;bottom:0;width:min(84vw,340px);background:#fff;z-index:90;
  transform:translateX(102%);transition:transform .28s ease;display:flex;flex-direction:column;
  padding:18px 18px 0;box-shadow:-14px 0 40px -20px rgba(11,31,26,.5);
}
.nav-drawer.open{transform:translateX(0)}
.drawer-head{display:flex;align-items:center;justify-content:space-between;padding-bottom:14px;border-bottom:1px solid var(--c-line)}
.drawer-close{width:44px;height:44px;border-radius:12px;display:grid;place-items:center;color:var(--c-primary);border:1px solid var(--c-line)}
.drawer-links{padding:14px 0;overflow-y:auto;flex:1}
.drawer-links a{
  display:flex;align-items:center;justify-content:space-between;gap:10px;
  min-height:50px;padding:0 12px;border-radius:var(--r-md);font-size:15.5px;font-weight:600;color:var(--c-ink);
}
.drawer-links a + a{margin-top:2px}
.drawer-links a:hover{background:var(--c-primary-50);color:var(--c-primary)}
.drawer-links a.active{background:var(--c-primary-50);color:var(--c-primary)}
.drawer-links a svg{color:#A9B6B0}
.drawer-foot{padding:14px 0 20px;border-top:1px solid var(--c-line)}
.drawer-foot .btn{width:100%}
.drawer-foot p{margin-top:10px;font-size:12.5px;color:var(--c-ink-2);text-align:center}

/* 通用工具 */
.grid-2{display:grid;gap:16px;grid-template-columns:1fr}
@media(min-width:768px){.grid-2{grid-template-columns:repeat(2,1fr)}}
.fact-row{display:grid;gap:14px;grid-template-columns:repeat(2,1fr);margin-top:26px}
@media(min-width:1024px){.fact-row{grid-template-columns:repeat(4,1fr)}}
.fact{padding:16px 18px;background:#fff;border:1px solid var(--c-line);border-radius:var(--r-md)}
.fact strong{display:block;font-size:26px;font-weight:800;color:var(--c-primary);line-height:1.2;font-variant-numeric:tabular-nums}
.fact span{font-size:13px;color:var(--c-ink-2)}
.skip-link{position:absolute;left:-9999px;top:0;background:#fff;padding:10px 16px;border-radius:var(--r-sm);z-index:200}
.skip-link:focus{left:16px;top:12px}
@media(max-width:519px){
  body{font-size:16px}
  .entry-card{padding:16px}
  .cta-dark{padding:34px 18px}
  .section-head{margin-bottom:20px}
}

/* roulang page: category4 */
:root{
  --c-primary:#0F5F4C;
  --c-primary-600:#14795F;
  --c-primary-50:#E9F3EF;
  --c-accent:#FF6A2B;
  --c-accent-600:#E85A1C;
  --c-accent-50:#FFF0E8;
  --c-gold:#F2C14E;
  --c-ink:#12211D;
  --c-ink-2:#4C5D58;
  --c-line:#E2E7E3;
  --c-bg:#F7F8F5;
  --c-surface:#FFFFFF;
  --c-dark:#0B1F1A;
  --r-sm:8px;
  --r-md:14px;
  --r-lg:20px;
  --r-pill:999px;
  --sh-1:0 1px 2px rgba(11,31,26,.05);
  --sh-2:0 14px 34px -14px rgba(11,31,26,.18);
  --font-cn:"Noto Sans SC","PingFang SC","Microsoft YaHei",system-ui,-apple-system,sans-serif;
}
*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth}
body{
  margin:0;
  font-family:var(--font-cn);
  font-size:16.5px;
  line-height:1.9;
  color:var(--c-ink);
  background:var(--c-bg);
  -webkit-font-smoothing:antialiased;
}
body.no-scroll{overflow:hidden}
img{max-width:100%;display:block}
a{color:var(--c-primary);text-decoration:none}
button{font-family:inherit}
h1,h2,h3,h4{margin:0;color:var(--c-ink)}
h1{font-size:clamp(32px,5.2vw,56px);line-height:1.15;font-weight:800;letter-spacing:-.01em}
h2{font-size:clamp(24px,3.4vw,34px);line-height:1.3;font-weight:700}
h3{font-size:clamp(19px,2vw,22px);line-height:1.5;font-weight:600}
p{margin:0 0 1.2em}
ul,ol{margin:0;padding:0}
:focus-visible{outline:2px solid var(--c-primary);outline-offset:2px}
.container{width:100%;max-width:1200px;margin:0 auto;padding:0 16px}
.section{padding:48px 0}
.section-tight{padding:36px 0}
.section-head{display:flex;flex-wrap:wrap;align-items:flex-end;justify-content:space-between;gap:16px;margin-bottom:28px}
.section-head p{color:var(--c-ink-2);font-size:15px;margin:10px 0 0;max-width:660px}
.eyebrow{display:inline-flex;align-items:center;gap:8px;font-size:13px;font-weight:700;color:var(--c-primary);letter-spacing:.06em;margin-bottom:10px}
.eyebrow::before{content:"";width:22px;height:2px;border-radius:2px;background:var(--c-accent)}

/* ============ 导航 ============ */
.site-header{position:sticky;top:0;z-index:50;background:rgba(247,248,245,.94);backdrop-filter:blur(10px);border-bottom:1px solid var(--c-line);transition:box-shadow .25s,background .25s}
.site-header.is-stuck{background:#fff;box-shadow:0 6px 24px -18px rgba(11,31,26,.45)}
.header-inner{display:flex;align-items:center;gap:20px;padding:14px 0;transition:padding .25s}
.site-header.is-stuck .header-inner{padding:9px 0}
.brand{display:flex;align-items:center;gap:12px;color:var(--c-ink)}
.brand-mark{display:grid;place-items:center;width:42px;height:42px;border-radius:12px;background:linear-gradient(135deg,var(--c-primary),var(--c-primary-600));color:#fff;font-size:20px;font-weight:800;flex:none;transition:width .25s,height .25s,font-size .25s}
.site-header.is-stuck .brand-mark{width:36px;height:36px;font-size:17px;border-radius:10px}
.brand-text{display:flex;flex-direction:column;line-height:1.25}
.brand-text strong{font-size:17px;font-weight:800;letter-spacing:.2px;white-space:nowrap}
.brand-text small{font-size:12px;color:var(--c-ink-2);white-space:nowrap}
.site-header.is-stuck .brand-text small{display:none}
.nav-main{display:none;align-items:center;gap:4px;margin-left:auto}
.nav-link{position:relative;display:inline-flex;align-items:center;padding:10px 12px;font-size:15px;font-weight:600;color:var(--c-ink);border-radius:var(--r-sm);transition:color .22s}
.nav-link::after{content:"";position:absolute;left:12px;right:12px;bottom:3px;height:2px;border-radius:2px;background:var(--c-primary);transform:scaleX(0);transform-origin:left;transition:transform .25s}
.nav-link:hover{color:var(--c-primary)}
.nav-link:hover::after{transform:scaleX(1)}
.nav-link.active{color:var(--c-primary)}
.nav-link.active::after{transform:scaleX(1)}
.header-actions{display:flex;align-items:center;gap:10px;margin-left:auto}
.header-actions .btn-ghost{display:none}
.nav-toggle{display:inline-flex;align-items:center;justify-content:center;width:44px;height:44px;border:1px solid var(--c-line);border-radius:var(--r-md);background:#fff;color:var(--c-ink);cursor:pointer;transition:border-color .2s,color .2s}
.nav-toggle:hover{border-color:var(--c-primary);color:var(--c-primary)}

/* 抽屉 */
.drawer-mask{position:fixed;inset:0;background:rgba(11,31,26,.45);opacity:0;pointer-events:none;transition:opacity .3s;z-index:60}
.drawer-mask.is-open{opacity:1;pointer-events:auto}
.drawer{position:fixed;top:0;right:0;bottom:0;width:min(86vw,360px);background:#fff;z-index:70;display:flex;flex-direction:column;padding:18px 20px 0;transform:translateX(100%);transition:transform .3s ease;box-shadow:-20px 0 44px -22px rgba(11,31,26,.4);overflow-y:auto}
.drawer.is-open{transform:translateX(0)}
.drawer-head{display:flex;align-items:center;justify-content:space-between;padding-bottom:14px;border-bottom:1px solid var(--c-line)}
.drawer-close{display:grid;place-items:center;width:44px;height:44px;border:1px solid var(--c-line);border-radius:var(--r-md);background:#fff;color:var(--c-ink);cursor:pointer}
.drawer-links{display:flex;flex-direction:column;margin-top:6px}
.drawer-links a{display:flex;align-items:center;justify-content:space-between;min-height:52px;padding:6px 2px;font-size:16px;font-weight:600;color:var(--c-ink);border-bottom:1px solid var(--c-line)}
.drawer-links a.active{color:var(--c-primary)}
.drawer-links a svg{color:var(--c-ink-2)}
.drawer-cta{margin-top:auto;padding:18px 0 26px}

/* ============ 按钮 ============ */
.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;height:48px;padding:0 22px;border:1px solid transparent;border-radius:var(--r-md);font-size:15px;font-weight:700;cursor:pointer;transition:transform .18s,background .18s,box-shadow .18s,border-color .18s,color .18s;white-space:nowrap}
.btn svg{flex:none}
.btn-accent{background:var(--c-accent);color:#fff;box-shadow:0 10px 22px -12px rgba(255,106,43,.8)}
.btn-accent:hover{background:var(--c-accent-600);transform:translateY(-1px);box-shadow:0 16px 30px -14px rgba(255,106,43,.85)}
.btn-accent:active{transform:translateY(0)}
.btn-primary{background:var(--c-primary);color:#fff}
.btn-primary:hover{background:var(--c-primary-600);transform:translateY(-1px);box-shadow:var(--sh-2)}
.btn-ghost{background:transparent;border-color:var(--c-primary);color:var(--c-primary)}
.btn-ghost:hover{background:rgba(15,95,76,.08)}
.btn-light{background:#fff;color:var(--c-primary)}
.btn-light:hover{background:var(--c-primary-50);transform:translateY(-1px)}
.btn-sm{height:44px;padding:0 18px;font-size:14px}
.btn-pill{border-radius:var(--r-pill)}
.btn-block{width:100%}
.text-link{display:inline-flex;align-items:center;gap:6px;font-size:14px;font-weight:700;color:var(--c-primary)}
.text-link svg{transition:transform .2s}
.text-link:hover svg{transform:translateX(3px)}

/* ============ 页面头部（图文型） ============ */
.breadcrumb{display:flex;flex-wrap:wrap;align-items:center;gap:8px;font-size:13px;color:var(--c-ink-2);padding:22px 0 0}
.breadcrumb a{color:var(--c-ink-2)}
.breadcrumb a:hover{color:var(--c-primary)}
.breadcrumb .current{color:var(--c-primary);font-weight:600}
.page-hero{position:relative;padding:18px 0 52px;overflow:hidden}
.page-hero::before{content:"";position:absolute;top:-60px;left:-80px;width:420px;height:420px;background-image:radial-gradient(rgba(15,95,76,.12) 1px,transparent 1px);background-size:18px 18px;opacity:.5;pointer-events:none}
.page-hero::after{content:"";position:absolute;right:0;bottom:0;width:min(60%,520px);height:220px;background:linear-gradient(180deg,transparent,rgba(255,106,43,.05));pointer-events:none}
.hero-grid{position:relative;display:grid;gap:32px;grid-template-columns:1fr;align-items:center}
.hero-copy{max-width:640px}
.hero-copy h1{margin-bottom:16px}
.hero-lead{font-size:17px;color:var(--c-ink-2);margin:0 0 22px;line-height:1.9}
.chip-row{display:flex;flex-wrap:wrap;gap:10px;list-style:none;margin-bottom:26px}
.chip{display:inline-flex;align-items:center;gap:6px;padding:7px 14px;border:1px solid rgba(15,95,76,.35);border-radius:var(--r-pill);background:rgba(255,255,255,.7);color:var(--c-primary);font-size:13px;font-weight:600}
.hero-cta{display:flex;flex-wrap:wrap;gap:12px}
.hero-visual{position:relative;border-radius:var(--r-lg);overflow:hidden;box-shadow:var(--sh-2)}
.hero-visual img{width:100%;aspect-ratio:4/3;object-fit:cover}
.hero-visual-mask{position:absolute;inset:0;background:linear-gradient(160deg,rgba(15,95,76,.72),rgba(11,31,26,.6))}
.hero-float{position:absolute;right:16px;bottom:16px;display:flex;align-items:baseline;gap:8px;background:#fff;border-radius:var(--r-md);padding:12px 16px;box-shadow:var(--sh-2)}
.hero-float strong{font-size:26px;font-weight:800;color:var(--c-primary);font-variant-numeric:tabular-nums}
.hero-float span{font-size:13px;color:var(--c-ink-2)}

/* ============ 数据条 ============ */
.stats-strip{display:grid;grid-template-columns:repeat(2,1fr);gap:1px;background:var(--c-line);border:1px solid var(--c-line);border-radius:var(--r-lg);overflow:hidden;box-shadow:var(--sh-1)}
.stat{background:#fff;padding:26px 16px;text-align:center}
.stat-num{display:block;font-size:32px;font-weight:800;color:var(--c-primary);line-height:1.2;font-variant-numeric:tabular-nums;letter-spacing:-.02em}
.stat-num small{font-size:14px;font-weight:700;margin-left:2px}
.stat-label{display:block;font-size:13px;color:var(--c-ink-2);margin-top:6px}

/* ============ 合作方向（一大两小） ============ */
.work-grid{display:grid;grid-template-columns:1fr;gap:24px}
.work-card{background:var(--c-surface);border:1px solid var(--c-line);border-radius:var(--r-lg);overflow:hidden;transition:transform .25s,box-shadow .25s,border-color .25s;display:flex;flex-direction:column}
.work-card:hover{transform:translateY(-4px);border-color:rgba(15,95,76,.35);box-shadow:var(--sh-2)}
.work-card img{width:100%;aspect-ratio:16/9;object-fit:cover}
.work-card-body{padding:22px 22px 24px;display:flex;flex-direction:column;flex:1}
.work-card-body h3{margin-bottom:10px}
.work-card-body p{font-size:15px;color:var(--c-ink-2);margin:0}
.tag{display:inline-flex;align-items:center;gap:6px;padding:5px 12px;border-radius:var(--r-pill);font-size:12.5px;font-weight:700;border:1px solid rgba(15,95,76,.25);background:var(--c-primary-50);color:var(--c-primary);margin-bottom:14px;align-self:flex-start}
.tag-warm{background:var(--c-accent-50);border-color:rgba(255,106,43,.3);color:#B34311}

/* ============ 合作流程 ============ */
.steps{list-style:none;display:grid;grid-template-columns:1fr;gap:16px}
.step{position:relative;background:#fff;border:1px solid var(--c-line);border-radius:var(--r-md);padding:22px;transition:transform .25s,box-shadow .25s,border-color .25s}
.step:hover{transform:translateY(-4px);border-color:rgba(15,95,76,.35);box-shadow:var(--sh-2)}
.step-num{display:grid;place-items:center;width:38px;height:38px;border-radius:50%;border:1.5px solid var(--c-primary);background:var(--c-primary-50);color:var(--c-primary);font-weight:800;font-size:16px;margin-bottom:14px;font-variant-numeric:tabular-nums}
.step h3{font-size:18px;margin-bottom:8px}
.step p{font-size:14.5px;color:var(--c-ink-2);margin:0}

/* ============ 时间轴 + 资质 ============ */
.split-grid{display:grid;grid-template-columns:1fr;gap:40px}
.panel-title{display:flex;align-items:center;gap:10px;font-size:18px;font-weight:700;margin-bottom:22px}
.panel-title svg{color:var(--c-primary)}
.tl{position:relative;list-style:none;padding-left:26px;border-left:2px solid var(--c-line)}
.tl-item{position:relative;padding-bottom:26px}
.tl-item:last-child{padding-bottom:0}
.tl-item::before{content:"";position:absolute;left:-35px;top:8px;width:14px;height:14px;border-radius:50%;background:var(--c-gold);border:3px solid #fff;box-shadow:0 0 0 1px var(--c-line)}
.tl-item.is-current::before{background:var(--c-primary);box-shadow:0 0 0 6px rgba(15,95,76,.14)}
.year-badge{display:inline-flex;align-items:center;gap:6px;padding:4px 12px;border-radius:var(--r-pill);border:1px solid rgba(15,95,76,.3);background:#fff;color:var(--c-primary);font-size:13px;font-weight:700;font-variant-numeric:tabular-nums;margin-bottom:8px}
.tl-item h3{font-size:17px;margin-bottom:6px}
.tl-item p{font-size:14.5px;color:var(--c-ink-2);margin:0;max-width:420px}
.cert-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:16px;list-style:none}
.cert-card{background:#fff;border:1px solid var(--c-line);border-radius:var(--r-md);overflow:hidden;transition:transform .25s,border-color .25s,box-shadow .25s}
.cert-card:hover{transform:scale(1.02);border-color:rgba(15,95,76,.45);box-shadow:var(--sh-2)}
.cert-card img{width:100%;aspect-ratio:4/3;object-fit:cover}
.cert-card figcaption{padding:12px 14px;font-size:13.5px;color:var(--c-ink-2)}
.cert-note{font-size:13px;color:var(--c-ink-2);margin-top:16px;line-height:1.7}

/* ============ 合作方类型 ============ */
.partner-wall{display:grid;grid-template-columns:repeat(2,1fr);gap:14px;list-style:none}
.partner{display:flex;align-items:center;justify-content:center;min-height:76px;padding:14px 12px;background:#fff;border:1px solid var(--c-line);border-radius:var(--r-md);font-size:14px;font-weight:600;color:var(--c-ink-2);text-align:center;opacity:.75;filter:grayscale(60%);transition:opacity .25s,filter .25s,transform .25s,border-color .25s,color .25s}
.partner:hover{opacity:1;filter:none;transform:translateY(-2px);border-color:rgba(15,95,76,.4);color:var(--c-primary)}

/* ============ 合作表单 ============ */
.coop-wrap{background:var(--c-primary-50);border-radius:var(--r-lg);padding:34px 22px}
.coop-grid{display:grid;grid-template-columns:1fr;gap:30px;align-items:start}
.coop-copy h2{margin-bottom:14px}
.coop-copy > p{font-size:15.5px;color:var(--c-ink-2);margin-bottom:22px}
.coop-points{list-style:none;display:grid;gap:12px;margin-bottom:22px}
.coop-points li{display:flex;gap:10px;align-items:flex-start;font-size:15px;color:var(--c-ink)}
.coop-points svg{color:var(--c-accent);flex:none;margin-top:4px}
.coop-contact{display:flex;align-items:center;gap:10px;font-size:14px;color:var(--c-ink-2);padding-top:18px;border-top:1px solid rgba(15,95,76,.16)}
.form-card{background:#fff;border:1px solid var(--c-line);border-radius:var(--r-lg);padding:26px 22px;box-shadow:var(--sh-2)}
.form-row{display:grid;grid-template-columns:1fr;gap:16px}
.field{margin-bottom:16px}
.field label{display:block;font-size:12px;font-weight:600;color:var(--c-ink-2);margin-bottom:6px;letter-spacing:.02em}
.field input,.field select,.field textarea{width:100%;min-height:48px;padding:0 14px;border:1px solid var(--c-line);border-radius:var(--r-sm);background:#fff;color:var(--c-ink);font-family:inherit;font-size:15px;transition:border-color .2s,box-shadow .2s}
.field textarea{min-height:104px;padding:12px 14px;line-height:1.7;resize:vertical}
.field input:focus,.field select:focus,.field textarea:focus{outline:none;border-color:var(--c-primary);box-shadow:0 0 0 4px rgba(15,95,76,.08)}
.check-row{display:flex;gap:10px;align-items:flex-start;margin:4px 0 18px;font-size:13px;color:var(--c-ink-2);line-height:1.7}
.check-row input{width:18px;height:18px;margin-top:4px;accent-color:var(--c-primary);flex:none}
.form-hint{font-size:13px;color:var(--c-ink-2);margin:12px 0 0}
.form-msg{font-size:13.5px;font-weight:600;color:var(--c-primary);margin:10px 0 0;min-height:20px}

/* ============ FAQ ============ */
.faq-card{background:#fff;border:1px solid var(--c-line);border-radius:var(--r-lg);overflow:hidden;box-shadow:var(--sh-1)}
.faq-item + .faq-item{border-top:1px solid var(--c-line)}
.faq-q{display:flex;align-items:center;justify-content:space-between;gap:16px;width:100%;min-height:56px;padding:16px 22px;background:none;border:0;font-size:16px;font-weight:600;color:var(--c-ink);text-align:left;cursor:pointer;transition:color .2s}
.faq-q:hover{color:var(--c-primary)}
.faq-q svg{flex:none;color:var(--c-primary);transition:transform .2s}
.faq-item.is-open .faq-q svg{transform:rotate(180deg)}
.faq-a{max-height:0;overflow:hidden;transition:max-height .2s ease}
.faq-a p{padding:0 22px 20px;font-size:15px;line-height:1.9;color:var(--c-ink-2);margin:0}

/* ============ 深色 CTA ============ */
.cta-band{position:relative;background:var(--c-dark);color:#fff;padding:56px 0;overflow:hidden}
.cta-band::before{content:"";position:absolute;inset:0;background-image:repeating-linear-gradient(135deg,rgba(255,255,255,.05) 0 1px,transparent 1px 16px);opacity:.7}
.cta-inner{position:relative;display:flex;flex-wrap:wrap;align-items:center;justify-content:space-between;gap:24px}
.cta-inner h2{color:#fff;margin-bottom:10px}
.cta-inner p{color:rgba(255,255,255,.76);font-size:15.5px;margin:0;max-width:600px}
.cta-actions{display:flex;flex-wrap:wrap;gap:12px}
.btn-inverse{border-color:rgba(255,255,255,.55);color:#fff;background:transparent}
.btn-inverse:hover{background:rgba(255,255,255,.12)}

/* ============ 页脚 ============ */
.site-footer{background:var(--c-dark);color:rgba(255,255,255,.8);padding:56px 0 0;font-size:14px}
.footer-grid{display:grid;grid-template-columns:1fr;gap:28px}
.footer-col h4{color:#fff;font-size:15px;font-weight:700;margin-bottom:14px}
.footer-col ul{list-style:none}
.footer-col li{margin-bottom:10px}
.site-footer a{color:rgba(255,255,255,.78);transition:color .2s}
.site-footer a:hover{color:var(--c-accent);text-decoration:underline}
.footer-brand .brand{margin-bottom:14px}
.footer-brand .brand-text strong{color:#fff}
.footer-brand .brand-text small{color:rgba(255,255,255,.62)}
.footer-desc{font-size:13.5px;line-height:1.85;color:rgba(255,255,255,.66);margin:0 0 18px;max-width:360px}
.footer-qr{width:96px;height:96px;border:1px dashed rgba(255,255,255,.32);border-radius:var(--r-md);display:grid;place-items:center;text-align:center;font-size:12px;color:rgba(255,255,255,.6);line-height:1.5}
.footer-contact li{display:flex;align-items:flex-start;gap:8px;color:rgba(255,255,255,.72)}
.footer-contact svg{flex:none;margin-top:4px;color:var(--c-accent)}
.footer-mobile-toggle{display:flex;align-items:center;justify-content:space-between;width:100%;min-height:44px;background:none;border:0;border-bottom:1px solid rgba(255,255,255,.14);color:#fff;font-size:15px;font-weight:700;padding:0 0 12px;cursor:pointer;margin-bottom:12px}
.footer-mobile-toggle svg{transition:transform .2s}
.footer-mobile-toggle[aria-expanded="true"] svg{transform:rotate(180deg)}
.footer-bottom{margin-top:36px;border-top:1px solid rgba(255,255,255,.14);padding:18px 0 26px;display:flex;flex-wrap:wrap;gap:12px;align-items:center;justify-content:space-between;font-size:13px;color:rgba(255,255,255,.58)}
.footer-bottom p{margin:0}
.back-top{display:inline-flex;align-items:center;gap:6px;padding:8px 14px;border:1px solid rgba(255,255,255,.3);border-radius:var(--r-pill);color:#fff}
.back-top:hover{border-color:var(--c-accent);color:var(--c-accent);text-decoration:none}

/* ============ 响应式 ============ */
@media (min-width:640px){
  .container{padding:0 24px}
  .section{padding:64px 0}
  .form-row{grid-template-columns:1fr 1fr}
  .partner-wall{grid-template-columns:repeat(3,1fr)}
  .footer-grid{grid-template-columns:1fr 1fr}
}
@media (min-width:768px){
  .stats-strip{grid-template-columns:repeat(4,1fr)}
  .work-grid{grid-template-columns:repeat(2,1fr)}
  .steps{grid-template-columns:repeat(2,1fr)}
  .coop-wrap{padding:44px 40px}
  .faq-q{font-size:16.5px}
}
@media (min-width:1024px){
  .container{padding:0 32px}
  .section{padding:88px 0}
  .section-tight{padding:56px 0}
  .nav-main{display:flex}
  .header-actions .btn-ghost{display:inline-flex}
  .nav-toggle{display:none}
  .hero-grid{grid-template-columns:1.15fr .85fr;gap:48px}
  .page-hero{padding:22px 0 72px}
  .work-grid{grid-template-columns:repeat(4,1fr)}
  .work-card.is-main{grid-column:span 2}
  .steps{grid-template-columns:repeat(4,1fr)}
  .split-grid{grid-template-columns:1fr 1fr;gap:56px}
  .coop-grid{grid-template-columns:0.92fr 1.08fr;gap:48px}
  .partner-wall{grid-template-columns:repeat(5,1fr)}
  .footer-grid{grid-template-columns:1.5fr 1fr 1fr 1.2fr;gap:32px}
  .footer-mobile-toggle{display:none}
  .footer-col h4{display:block}
  .footer-col ul{display:block !important}
}
@media (max-width:1023px){
  .footer-col ul{display:none}
  .footer-col ul.is-open{display:block}
  .cta-band .cta-inner{align-items:flex-start}
}