/* roulang page: index */
/* ============ 设计变量 ============ */
:root{
  --deep:#0E6B5E;
  --deep-hover:#0A5148;
  --tint:#E7F1EE;
  --coral:#F26B4A;
  --coral-hover:#D9563A;
  --bg:#F7F6F2;
  --card:#FFFFFF;
  --dark:#0E2B26;
  --text:#1B2320;
  --text-2:#5C6B66;
  --text-3:#8A9691;
  --line:#E4E7E2;
  --ok:#2E9B6B;
  --warn:#E0A32E;
  --r-card:14px;
  --r-img:12px;
  --r-btn:10px;
  --shadow-1:0 1px 2px rgba(18,42,36,.06);
  --shadow-2:0 10px 28px rgba(18,42,36,.10);
  --font:-apple-system,"PingFang SC","Hiragino Sans GB","Microsoft YaHei","Source Han Sans SC",sans-serif;
}

/* ============ reset ============ */
*,*::before,*::after{box-sizing:border-box;}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth;}
body{
  margin:0;
  font-family:var(--font);
  font-size:17px;
  line-height:1.85;
  color:var(--text);
  background:var(--bg);
  letter-spacing:.01em;
  -webkit-font-smoothing:antialiased;
}
img{display:block;max-width:100%;height:auto;border-radius:var(--r-img);}
a{color:var(--deep);text-decoration:none;transition:color .2s ease;}
a:hover{color:var(--deep-hover);}
button{font-family:inherit;}
h1,h2,h3,h4,h5,h6{
  font-family:var(--font);
  margin:0;
  color:var(--text);
  letter-spacing:.01em;
  font-weight:700;
  line-height:1.35;
}
p{margin:0;}
ul,ol{margin:0;padding:0;list-style:none;}
figure{margin:0;}
:focus-visible{outline:3px solid rgba(14,107,94,.25);outline-offset:2px;}

/* ============ 布局容器 ============ */
.container{
  width:100%;
  max-width:1200px;
  margin:0 auto;
  padding:0 32px;
}
.section{padding:96px 0;}
.section--tight{padding:72px 0;}
.section--dark{background:var(--dark);color:#DCE7E3;}
.section--tint{background:var(--tint);}

.section-head{max-width:760px;margin-bottom:44px;}
.section-head.center{margin-left:auto;margin-right:auto;text-align:center;}
.section-head.center .section-title::after{margin-left:auto;margin-right:auto;}
.section-title{
  font-size:clamp(24px,3vw,32px);
  line-height:1.35;
  font-weight:700;
}
.section-title::after{
  content:"";
  display:block;
  width:32px;
  height:3px;
  border-radius:3px;
  background:var(--deep);
  margin-top:14px;
}
.section-desc{
  margin-top:16px;
  font-size:16.5px;
  line-height:1.85;
  color:var(--text-2);
}
.section--dark .section-title{color:#fff;}
.section--dark .section-title::after{background:var(--coral);}
.section--dark .section-desc{color:#A9C0B9;}

/* ============ 按钮 ============ */
.btn{
  display:inline-flex;
  align-items:center;
  justify-content:center;
  gap:8px;
  height:48px;
  padding:0 26px;
  border-radius:var(--r-btn);
  font-size:16px;
  font-weight:600;
  line-height:1;
  border:1.5px solid transparent;
  cursor:pointer;
  text-decoration:none;
  transition:background .2s ease,color .2s ease,border-color .2s ease,transform .2s ease,box-shadow .2s ease;
}
.btn:hover{transform:translateY(-1px);}
.btn:active{transform:translateY(0);}
.btn-primary{background:var(--deep);color:#fff;}
.btn-primary:hover{background:var(--deep-hover);color:#fff;box-shadow:0 8px 20px rgba(14,107,94,.22);}
.btn-ghost{background:transparent;border-color:var(--deep);color:var(--deep);}
.btn-ghost:hover{background:var(--tint);color:var(--deep-hover);border-color:var(--deep-hover);}
.btn-coral{background:var(--coral);color:#fff;}
.btn-coral:hover{background:var(--coral-hover);color:#fff;box-shadow:0 8px 20px rgba(242,107,74,.24);}
.btn-sm{height:40px;padding:0 18px;font-size:15px;}
.btn-lg{height:52px;padding:0 30px;font-size:17px;}
.btn-block{width:100%;}

/* ============ 徽章 / 标签 ============ */
.badge{
  display:inline-flex;
  align-items:center;
  gap:6px;
  height:26px;
  padding:0 12px;
  border-radius:999px;
  background:var(--tint);
  color:var(--deep);
  font-size:13px;
  font-weight:600;
  letter-spacing:.02em;
}
.badge::before{
  content:"";
  width:6px;
  height:6px;
  border-radius:50%;
  background:var(--deep);
}
.badge--coral{background:rgba(242,107,74,.12);color:var(--coral-hover);}
.badge--coral::before{background:var(--coral);}
.badge--light{background:rgba(255,255,255,.14);color:#EAF3F0;}
.badge--light::before{background:var(--coral);}

/* ============ 头部导航 ============ */
.site-header{
  position:sticky;
  top:0;
  z-index:200;
  background:rgba(247,246,242,.94);
  border-bottom:1px solid transparent;
  transition:background .25s ease,border-color .25s ease,box-shadow .25s ease;
  backdrop-filter:saturate(160%) blur(12px);
  -webkit-backdrop-filter:saturate(160%) blur(12px);
}
.site-header.is-scrolled{
  background:#fff;
  border-bottom-color:var(--line);
  box-shadow:0 1px 3px rgba(18,42,36,.07);
}
.nav-wrap{
  display:grid;
  grid-template-columns:1fr auto 1fr;
  align-items:center;
  gap:24px;
  min-height:78px;
}
.nav-side{display:flex;align-items:center;gap:26px;}
.nav-side.nav-right{justify-content:flex-end;}
.nav-link{
  position:relative;
  font-size:15.5px;
  font-weight:500;
  color:var(--text-2);
  padding:6px 0;
  white-space:nowrap;
}
.nav-link:hover{color:var(--deep);}
.nav-link.active{color:var(--text);font-weight:600;}
.nav-link.active::after{
  content:"";
  position:absolute;
  left:0;right:0;bottom:-4px;
  height:2px;
  border-radius:2px;
  background:var(--deep);
}
.brand{
  display:inline-flex;
  align-items:center;
  gap:10px;
  justify-self:center;
  color:var(--text);
}
.brand:hover{color:var(--text);}
.brand-mark{
  width:36px;height:36px;
  display:grid;place-items:center;
  border-radius:11px;
  background:var(--deep);
  color:#fff;
  flex:0 0 auto;
}
.brand-text{
  font-size:19px;
  font-weight:700;
  letter-spacing:.02em;
  white-space:nowrap;
}
.nav-toggle{
  display:none;
  width:44px;height:44px;
  align-items:center;
  justify-content:center;
  border:1px solid var(--line);
  border-radius:12px;
  background:#fff;
  cursor:pointer;
  padding:0;
}
.nav-toggle span{
  display:block;
  width:18px;height:2px;
  background:var(--text);
  border-radius:2px;
  position:relative;
}
.nav-toggle span::before,
.nav-toggle span::after{
  content:"";
  position:absolute;left:0;
  width:18px;height:2px;
  background:var(--text);
  border-radius:2px;
}
.nav-toggle span::before{top:-6px;}
.nav-toggle span::after{top:6px;}
.mobile-panel{
  display:none;
  border-top:1px solid var(--line);
  background:#fff;
  padding:8px 0 20px;
}
.mobile-panel.is-open{display:block;}
.mobile-panel a.m-nav-link{
  display:block;
  padding:0 4px;
  line-height:52px;
  font-size:16px;
  color:var(--text);
  border-bottom:1px solid var(--line);
}
.mobile-panel a.m-nav-link.active{color:var(--deep);font-weight:600;}
.mobile-panel .m-cta{margin-top:18px;}

/* ============ 实时状态条 ============ */
.live-strip{
  background:var(--dark);
  color:#C3D6D0;
  font-size:14px;
  line-height:1.6;
}
.live-inner{
  display:flex;
  align-items:center;
  gap:20px;
  min-height:46px;
  flex-wrap:wrap;
  padding:9px 32px;
}
.live-dot{
  width:8px;height:8px;
  border-radius:50%;
  background:var(--ok);
  box-shadow:0 0 0 0 rgba(46,155,107,.6);
  animation:pulse 2.4s infinite;
  flex:0 0 auto;
}
@keyframes pulse{
  0%{box-shadow:0 0 0 0 rgba(46,155,107,.55);}
  70%{box-shadow:0 0 0 8px rgba(46,155,107,0);}
  100%{box-shadow:0 0 0 0 rgba(46,155,107,0);}
}
.live-item{display:inline-flex;align-items:center;gap:8px;}
.live-item strong{color:#fff;font-variant-numeric:tabular-nums;}
.live-sep{width:1px;height:14px;background:rgba(255,255,255,.16);}
.live-right{margin-left:auto;color:#8FA8A1;font-variant-numeric:tabular-nums;}

/* ============ Hero ============ */
.hero{padding:64px 0 84px;position:relative;overflow:hidden;}
.hero::before{
  content:"";
  position:absolute;
  top:-160px;right:-120px;
  width:520px;height:520px;
  border-radius:50%;
  background:radial-gradient(circle,rgba(14,107,94,.10),rgba(14,107,94,0) 68%);
  pointer-events:none;
}
.hero-row{align-items:center;position:relative;z-index:1;}
.hero-copy{padding-right:56px;}
.hero-eyebrow{margin-bottom:22px;}
.hero h1{
  font-size:clamp(28px,4.2vw,44px);
  line-height:1.25;
  font-weight:700;
  color:var(--text);
  letter-spacing:.01em;
}
.hero-sub{
  margin-top:20px;
  font-size:18px;
  line-height:1.8;
  color:var(--text-2);
  max-width:520px;
}
.hero-actions{
  display:flex;
  flex-wrap:wrap;
  gap:14px;
  margin-top:34px;
}
.hero-facts{
  display:flex;
  flex-wrap:wrap;
  gap:12px 28px;
  margin-top:38px;
  padding-top:26px;
  border-top:1px solid var(--line);
}
.hero-fact{
  display:inline-flex;
  align-items:center;
  gap:8px;
  font-size:14.5px;
  color:var(--text-2);
}
.hero-fact::before{
  content:"";
  width:6px;height:6px;
  border-radius:50%;
  background:var(--deep);
  flex:0 0 auto;
}
.hero-fact b{color:var(--text);font-variant-numeric:tabular-nums;}
.hero-media-cell{padding-left:8px;}
.hero-media{
  position:relative;
  border-radius:16px;
  overflow:hidden;
  box-shadow:var(--shadow-2);
  background:var(--dark);
}
.hero-media img{
  width:100%;
  height:100%;
  aspect-ratio:4/3;
  object-fit:cover;
  border-radius:0;
}
.hero-media::after{
  content:"";
  position:absolute;
  inset:0;
  background:linear-gradient(158deg,rgba(14,43,38,.62) 0%,rgba(14,43,38,.12) 46%,rgba(14,43,38,0) 76%);
  pointer-events:none;
}
.hero-float{
  position:absolute;
  left:18px;
  bottom:18px;
  right:18px;
  background:rgba(255,255,255,.96);
  border-radius:12px;
  padding:14px 16px;
  box-shadow:0 8px 22px rgba(14,43,38,.18);
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:12px;
  font-size:13.5px;
  color:var(--text-2);
}
.hero-float strong{
  display:block;
  font-size:16px;
  color:var(--text);
  font-variant-numeric:tabular-nums;
  line-height:1.4;
}
.hero-float em{
  font-style:normal;
  font-size:12.5px;
  color:var(--coral-hover);
  font-weight:600;
  white-space:nowrap;
}

/* ============ 痛点疑问 ============ */
.pain-grid{
  display:grid;
  grid-template-columns:repeat(2,1fr);
  gap:24px;
}
.pain-card{
  background:var(--card);
  border:1px solid var(--line);
  border-radius:var(--r-card);
  padding:28px;
  box-shadow:var(--shadow-1);
  transition:transform .22s ease,box-shadow .22s ease,border-color .22s ease;
}
.pain-card:hover{
  transform:translateY(-4px);
  box-shadow:var(--shadow-2);
  border-color:rgba(14,107,94,.18);
}
.pain-index{
  font-size:13px;
  font-weight:700;
  color:var(--deep);
  letter-spacing:.12em;
  font-variant-numeric:tabular-nums;
}
.pain-card h3{
  margin-top:10px;
  font-size:19px;
  font-weight:600;
  line-height:1.5;
}
.pain-card p{
  margin-top:10px;
  font-size:15.5px;
  color:var(--text-2);
  line-height:1.8;
}

/* ============ 方案卡片（错落网格） ============ */
.solution-grid{
  display:grid;
  grid-template-columns:repeat(3,1fr);
  gap:24px;
}
.solution-card{
  display:flex;
  flex-direction:column;
  background:var(--card);
  border:1px solid var(--line);
  border-radius:var(--r-card);
  overflow:hidden;
  box-shadow:var(--shadow-1);
  transition:transform .22s ease,box-shadow .22s ease,border-color .22s ease;
}
.solution-card:hover{
  transform:translateY(-4px);
  box-shadow:var(--shadow-2);
  border-color:rgba(14,107,94,.18);
}
.solution-card.wide{grid-column:span 2;}
.solution-thumb{
  overflow:hidden;
  background:var(--tint);
}
.solution-thumb img{
  width:100%;
  aspect-ratio:16/10;
  object-fit:cover;
  border-radius:0;
  transition:transform .4s ease;
}
.solution-card:hover .solution-thumb img{transform:scale(1.03);}
.solution-body{
  padding:26px 26px 24px;
  display:flex;
  flex-direction:column;
  gap:12px;
  flex:1;
}
.solution-body h3{
  font-size:20px;
  font-weight:600;
  line-height:1.45;
  transition:color .2s ease;
}
.solution-card:hover .solution-body h3{color:var(--deep);}
.solution-body p{
  font-size:15.5px;
  color:var(--text-2);
  line-height:1.8;
  display:-webkit-box;
  -webkit-line-clamp:2;
  -webkit-box-orient:vertical;
  overflow:hidden;
}
.solution-more{
  margin-top:auto;
  display:inline-flex;
  align-items:center;
  gap:6px;
  font-size:15px;
  font-weight:600;
  color:var(--deep);
}
.solution-more::after{
  content:"→";
  transition:transform .2s ease;
}
.solution-card:hover .solution-more::after{transform:translateX(4px);}

/* ============ 数据板块 ============ */
.stats-section{
  position:relative;
  overflow:hidden;
  background:var(--dark);
  color:#DCE7E3;
  padding:88px 0;
}
.stats-section::before{
  content:"";
  position:absolute;
  inset:0;
  background:url(/assets/images/backpic/back-2.png) center/cover no-repeat;
  opacity:.16;
  pointer-events:none;
}
.stats-section .container{position:relative;z-index:1;}
.stats-section .section-head{margin-bottom:52px;}
.stats-grid{
  display:grid;
  grid-template-columns:repeat(4,1fr);
  gap:32px;
}
.stat-item{
  padding:26px 24px;
  border:1px solid rgba(255,255,255,.12);
  border-radius:var(--r-card);
  background:rgba(255,255,255,.045);
  transition:background .25s ease,border-color .25s ease,transform .25s ease;
}
.stat-item:hover{
  background:rgba(255,255,255,.08);
  border-color:rgba(242,107,74,.45);
  transform:translateY(-3px);
}
.stat-num{
  font-size:clamp(34px,4.2vw,52px);
  font-weight:700;
  line-height:1.1;
  color:#fff;
  font-variant-numeric:tabular-nums;
  letter-spacing:.01em;
}
.stat-num span{
  font-size:17px;
  font-weight:600;
  color:var(--coral);
  margin-left:4px;
}
.stat-label{
  margin-top:12px;
  font-size:15px;
  color:#A9C0B9;
  line-height:1.7;
}

/* ============ 最新信息列表 ============ */
.list-head{
  display:flex;
  align-items:flex-end;
  justify-content:space-between;
  gap:24px;
  margin-bottom:44px;
  flex-wrap:wrap;
}
.list-head .section-head{margin-bottom:0;}
.link-more{
  display:inline-flex;
  align-items:center;
  gap:6px;
  font-size:15.5px;
  font-weight:600;
  color:var(--deep);
  white-space:nowrap;
}
.link-more::after{content:"→";transition:transform .2s ease;}
.link-more:hover::after{transform:translateX(4px);}
.news-grid{
  display:grid;
  grid-template-columns:repeat(3,1fr);
  gap:24px;
}
.news-card{
  background:var(--card);
  border:1px solid var(--line);
  border-radius:var(--r-card);
  overflow:hidden;
  box-shadow:var(--shadow-1);
  transition:transform .22s ease,box-shadow .22s ease,border-color .22s ease;
}
.news-card:hover{
  transform:translateY(-4px);
  box-shadow:var(--shadow-2);
  border-color:rgba(14,107,94,.18);
}
.news-link{display:block;color:inherit;height:100%;}
.news-link:hover{color:inherit;}
.news-thumb{overflow:hidden;background:var(--tint);}
.news-thumb img{
  width:100%;
  aspect-ratio:16/10;
  object-fit:cover;
  border-radius:0;
  transition:transform .4s ease;
}
.news-card:hover .news-thumb img{transform:scale(1.04);}
.news-body{padding:22px 24px 24px;}
.news-body h3{
  margin-top:12px;
  font-size:18px;
  font-weight:600;
  line-height:1.5;
  display:-webkit-box;
  -webkit-line-clamp:2;
  -webkit-box-orient:vertical;
  overflow:hidden;
  transition:color .2s ease;
}
.news-card:hover .news-body h3{color:var(--deep);}
.news-body p{
  margin-top:10px;
  font-size:15px;
  color:var(--text-2);
  line-height:1.78;
  display:-webkit-box;
  -webkit-line-clamp:2;
  -webkit-box-orient:vertical;
  overflow:hidden;
  min-height:calc(1.78em * 2);
}
.news-meta{
  margin-top:16px;
  padding-top:14px;
  border-top:1px solid var(--line);
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:12px;
  font-size:13.5px;
  color:var(--text-3);
  font-variant-numeric:tabular-nums;
}
.empty-state{
  background:var(--card);
  border:1px dashed var(--line);
  border-radius:var(--r-card);
  padding:66px 28px;
  text-align:center;
}
.empty-icon{
  width:54px;height:54px;
  margin:0 auto 18px;
  border-radius:50%;
  display:grid;
  place-items:center;
  background:var(--tint);
  color:var(--deep);
  font-size:22px;
  font-weight:700;
}
.empty-state p{
  color:var(--text-2);
  font-size:16px;
}
.empty-state .btn{margin-top:22px;}

/* ============ FAQ 手风琴 ============ */
.faq-layout{
  display:grid;
  grid-template-columns:1.05fr .95fr;
  gap:56px;
  align-items:start;
}
.faq-side{
  background:var(--card);
  border:1px solid var(--line);
  border-radius:var(--r-card);
  padding:32px;
  box-shadow:var(--shadow-1);
}
.faq-side h3{font-size:20px;font-weight:600;}
.faq-side p{margin-top:12px;font-size:15.5px;color:var(--text-2);line-height:1.82;}
.faq-side-list{margin-top:22px;display:flex;flex-direction:column;gap:12px;}
.faq-side-list li{
  display:flex;
  gap:10px;
  font-size:15px;
  color:var(--text-2);
  line-height:1.75;
}
.faq-side-list li::before{
  content:"";
  width:6px;height:6px;
  border-radius:50%;
  background:var(--deep);
  margin-top:9px;
  flex:0 0 auto;
}
.faq-side .btn{margin-top:26px;}

.accordion.faq-accordion{
  background:transparent;
  border:none;
  margin:0;
}
.faq-accordion .accordion-item{
  background:var(--card);
  border:1px solid var(--line);
  border-radius:var(--r-card);
  margin-bottom:14px;
  overflow:hidden;
  box-shadow:var(--shadow-1);
  transition:border-color .2s ease,box-shadow .2s ease;
}
.faq-accordion .accordion-item:hover{border-color:rgba(14,107,94,.2);}
.faq-accordion .accordion-item.is-active{
  border-color:rgba(14,107,94,.28);
  box-shadow:0 6px 18px rgba(18,42,36,.07);
}
.faq-accordion .accordion-title{
  padding:20px 58px 20px 24px;
  border:none;
  background:transparent;
  font-size:17px;
  font-weight:600;
  color:var(--text);
  line-height:1.6;
  position:relative;
  transition:color .2s ease;
}
.faq-accordion .accordion-title:hover{color:var(--deep);}
.faq-accordion .accordion-item.is-active .accordion-title{color:var(--deep);}
.faq-accordion .accordion-title::before{display:none;}
.faq-accordion .accordion-title::after{
  content:"+";
  position:absolute;
  right:22px;
  top:50%;
  transform:translateY(-50%);
  width:24px;height:24px;
  display:grid;
  place-items:center;
  border-radius:50%;
  background:var(--tint);
  color:var(--deep);
  font-size:17px;
  font-weight:600;
  line-height:1;
}
.faq-accordion .accordion-item.is-active .accordion-title::after{
  content:"−";
  background:var(--deep);
  color:#fff;
}
.faq-accordion .accordion-content{
  border:none;
  padding:0 24px 22px;
  background:transparent;
  color:var(--text-2);
  font-size:15.5px;
  line-height:1.85;
}

/* ============ CTA ============ */
.cta-band{
  position:relative;
  overflow:hidden;
  border-radius:20px;
  background:var(--dark);
  color:#fff;
  padding:64px 56px;
}
.cta-band::before{
  content:"";
  position:absolute;
  inset:0;
  background:url(/assets/images/backpic/back-3.webp) center/cover no-repeat;
  opacity:.2;
  pointer-events:none;
}
.cta-band::after{
  content:"";
  position:absolute;
  right:-90px;bottom:-120px;
  width:340px;height:340px;
  border-radius:50%;
  border:26px solid rgba(242,107,74,.16);
  pointer-events:none;
}
.cta-inner{
  position:relative;
  z-index:1;
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:44px;
  flex-wrap:wrap;
}
.cta-text{max-width:620px;}
.cta-text h2{font-size:clamp(23px,3vw,31px);color:#fff;line-height:1.4;}
.cta-text p{margin-top:14px;color:#B9CDC7;font-size:16px;line-height:1.82;}
.cta-actions{display:flex;flex-wrap:wrap;gap:14px;}
.cta-tip{
  margin-top:16px;
  font-size:13.5px;
  color:#8FA8A1;
}
.cta-tip a{color:#D8E6E2;text-decoration:underline;text-underline-offset:3px;}
.cta-tip a:hover{color:var(--coral);}

/* ============ 页脚 ============ */
.site-footer{
  background:var(--dark);
  color:#B9CDC7;
  padding:72px 0 0;
  margin-top:96px;
}
.footer-grid{
  display:grid;
  grid-template-columns:1.5fr 1fr 1fr 1.1fr;
  gap:44px;
  padding-bottom:52px;
}
.footer-brand{
  display:inline-flex;
  align-items:center;
  gap:10px;
  color:#fff;
}
.footer-brand:hover{color:#fff;}
.footer-brand .brand-mark{background:rgba(255,255,255,.12);}
.footer-brand .brand-text{color:#fff;font-size:19px;}
.footer-desc{
  margin-top:18px;
  font-size:15px;
  line-height:1.85;
  color:#93AFA8;
  max-width:340px;
}
.footer-col h4{
  font-size:16px;
  font-weight:600;
  color:#fff;
  margin-bottom:20px;
  letter-spacing:.02em;
}
.footer-links{display:flex;flex-direction:column;gap:13px;}
.footer-links a{
  font-size:15px;
  color:#9DB8B1;
  transition:color .2s ease;
}
.footer-links a:hover{color:var(--coral);}
.footer-contact{display:flex;flex-direction:column;gap:13px;font-size:15px;color:#9DB8B1;}
.footer-contact span{line-height:1.75;}
.footer-contact a{color:#D8E6E2;}
.footer-contact a:hover{color:var(--coral);}
.footer-bottom{
  border-top:1px solid rgba(255,255,255,.12);
  padding:24px 0 30px;
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:16px;
  flex-wrap:wrap;
  font-size:14px;
  color:#7E9A93;
}
.footer-bottom a{color:#9DB8B1;}
.footer-bottom a:hover{color:var(--coral);}

/* ============ 弹层表单 ============ */
.reveal.modal-card{
  max-width:520px;
  border-radius:16px;
  padding:34px;
  border:none;
  box-shadow:0 24px 60px rgba(18,42,36,.26);
}
.modal-card h3{
  font-size:22px;
  font-weight:700;
  padding-right:40px;
}
.modal-card .modal-sub{
  margin-top:10px;
  font-size:15px;
  color:var(--text-2);
  line-height:1.8;
}
.modal-close{
  position:absolute;
  top:16px;right:16px;
  width:34px;height:34px;
  display:grid;place-items:center;
  border-radius:50%;
  border:1px solid var(--line);
  background:#fff;
  color:var(--text-2);
  font-size:18px;
  line-height:1;
  cursor:pointer;
  transition:background .2s ease,color .2s ease,border-color .2s ease;
}
.modal-close:hover{background:var(--tint);color:var(--deep);border-color:rgba(14,107,94,.3);}
.form-grid{margin-top:24px;display:flex;flex-direction:column;gap:16px;}
.field label{
  display:block;
  font-size:14px;
  font-weight:600;
  color:var(--text);
  margin-bottom:8px;
}
.field label .req{color:var(--coral);margin-left:3px;}
.field input[type="text"],
.field input[type="tel"],
.field select,
.field textarea{
  width:100%;
  height:48px;
  padding:0 14px;
  border:1px solid var(--line);
  border-radius:var(--r-btn);
  background:#fff;
  color:var(--text);
  font-size:15.5px;
  font-family:inherit;
  box-shadow:none;
  transition:border-color .2s ease,box-shadow .2s ease;
  margin:0;
}
.field textarea{
  height:auto;
  min-height:96px;
  padding:12px 14px;
  line-height:1.75;
  resize:vertical;
}
.field select{
  appearance:none;
  -webkit-appearance:none;
  background-image:url("data:image/svg+xml;charset=utf8,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='8'%3E%3Cpath d='M1 1l5 5 5-5' fill='none' stroke='%235C6B66' stroke-width='1.8' stroke-linecap='round'/%3E%3C/svg%3E");
  background-repeat:no-repeat;
  background-position:right 14px center;
  padding-right:38px;
}
.field input:focus,
.field select:focus,
.field textarea:focus{
  border-color:var(--deep);
  box-shadow:0 0 0 3px rgba(14,107,94,.16);
  outline:none;
}
.field .hint{
  margin-top:6px;
  font-size:13px;
  color:var(--warn);
}
.check-row{
  display:flex;
  align-items:flex-start;
  gap:10px;
  font-size:14px;
  color:var(--text-2);
  line-height:1.75;
}
.check-row input[type="checkbox"]{
  margin:4px 0 0;
  width:16px;height:16px;
  accent-color:var(--deep);
  flex:0 0 auto;
}
.check-row a{color:var(--deep);text-decoration:underline;text-underline-offset:3px;}
.form-note{
  margin-top:14px;
  font-size:13px;
  color:var(--text-3);
  line-height:1.7;
}

/* ============ 响应式 ============ */
@media (max-width:1024px){
  .container{padding:0 24px;}
  .live-inner{padding:9px 24px;}
  .section{padding:72px 0;}
  .hero{padding:48px 0 64px;}
  .hero-copy{padding-right:0;margin-bottom:44px;}
  .hero-sub{max-width:none;}
  .solution-grid{grid-template-columns:repeat(2,1fr);}
  .solution-card.wide{grid-column:span 2;}
  .stats-grid{grid-template-columns:repeat(2,1fr);gap:24px;}
  .news-grid{grid-template-columns:repeat(2,1fr);}
  .faq-layout{grid-template-columns:1fr;gap:36px;}
  .footer-grid{grid-template-columns:1fr 1fr;gap:36px;}
  .cta-band{padding:52px 40px;}
}

@media (max-width:980px){
  .nav-side{display:none;}
  .nav-wrap{grid-template-columns:1fr auto 1fr;min-height:68px;}
  .nav-toggle{display:inline-flex;justify-self:start;}
  .brand{justify-self:center;}
  .nav-cta-desktop{display:none;}
  .nav-mobile-cta{justify-self:end;}
  .nav-mobile-cta .btn{height:38px;padding:0 15px;font-size:14px;}
}

@media (max-width:768px){
  body{font-size:16px;}
  .section{padding:60px 0;}
  .live-inner{gap:14px;font-size:13px;}
  .live-right{margin-left:0;width:100%;color:#6F8C85;}
  .pain-grid{grid-template-columns:1fr;}
  .solution-grid{grid-template-columns:1fr;}
  .solution-card.wide{grid-column:span 1;}
  .news-grid{grid-template-columns:1fr;}
  .cta-band{padding:42px 28px;border-radius:16px;}
  .cta-inner{flex-direction:column;align-items:flex-start;gap:28px;}
  .footer-grid{grid-template-columns:1fr;gap:32px;}
  .footer-desc{max-width:none;}
  .site-footer{margin-top:64px;padding-top:56px;}
  .reveal.modal-card{padding:26px;}
}

@media (max-width:520px){
  .container{padding:0 20px;}
  .live-inner{padding:9px 20px;}
  .hero{padding:40px 0 52px;}
  .hero-actions{flex-direction:column;gap:12px;}
  .hero-actions .btn{width:100%;}
  .hero-facts{gap:10px 18px;flex-direction:column;align-items:flex-start;}
  .stats-grid{grid-template-columns:1fr;}
  .section-head{margin-bottom:32px;}
  .btn-lg{height:48px;padding:0 22px;font-size:16px;}
  .cta-actions{width:100%;}
  .cta-actions .btn{width:100%;}
  .hero-float{position:static;margin:0;border-radius:0;box-shadow:none;background:#fff;}
  .hero-media img{aspect-ratio:16/11;}
  .modal-card h3{font-size:20px;}
  .footer-bottom{flex-direction:column;align-items:flex-start;gap:8px;}
  .faq-accordion .accordion-title{font-size:16px;padding:18px 54px 18px 20px;}
}

/* roulang page: article */
:root{
  --deep:#0E6B5E;
  --deep-dark:#0A5148;
  --deep-soft:#E7F1EE;
  --coral:#F26B4A;
  --coral-dark:#D9552F;
  --bg:#F7F6F2;
  --card:#FFFFFF;
  --dark:#0E2B26;
  --text:#1B2320;
  --muted:#5C6B66;
  --faint:#8A9691;
  --line:#E4E7E2;
  --ok:#2E9B6B;
  --warn:#E0A32E;
  --r-card:14px;
  --r-img:12px;
  --r-btn:10px;
  --sh-1:0 1px 2px rgba(18,42,36,.06);
  --sh-2:0 10px 28px rgba(18,42,36,.10);
  --container:1200px;
}
*,*::before,*::after{box-sizing:border-box;}
html{-webkit-text-size-adjust:100%;}
body{
  margin:0;
  font-family:-apple-system,"PingFang SC","Hiragino Sans GB","Microsoft YaHei","Source Han Sans SC",sans-serif;
  background:var(--bg);
  color:var(--text);
  font-size:17px;
  line-height:1.85;
  letter-spacing:.01em;
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;height:auto;display:block;}
a{color:var(--deep);text-decoration:none;transition:color .2s ease;}
a:hover{color:var(--deep-dark);}
button{font-family:inherit;}
ul,ol{margin:0;padding:0;list-style:none;}
h1,h2,h3,h4,p{margin:0;}
::selection{background:rgba(14,107,94,.16);}

.container{
  width:100%;
  max-width:var(--container);
  margin:0 auto;
  padding:0 32px;
}

/* ============ 顶部导航 ============ */
.site-header{
  position:sticky;
  top:0;
  z-index:80;
  background:rgba(247,246,242,.94);
  backdrop-filter:blur(12px);
  -webkit-backdrop-filter:blur(12px);
  border-bottom:1px solid transparent;
  transition:background .25s ease,box-shadow .25s ease,border-color .25s ease;
}
.site-header.is-stuck{
  background:#FFFFFF;
  border-bottom-color:var(--line);
  box-shadow:0 2px 14px rgba(18,42,36,.07);
}
.nav-wrap{
  display:grid;
  grid-template-columns:1fr auto 1fr;
  align-items:center;
  gap:20px;
  height:78px;
}
.nav-side{display:flex;align-items:center;gap:26px;}
.nav-left{justify-self:start;}
.nav-right{justify-self:end;}
.nav-link{
  position:relative;
  font-size:15px;
  font-weight:500;
  color:var(--muted);
  padding:6px 0;
  white-space:nowrap;
}
.nav-link:hover{color:var(--deep);}
.nav-link.active{color:var(--deep);font-weight:600;}
.nav-link.active::after{
  content:"";
  position:absolute;
  left:0;right:0;bottom:-4px;
  height:2px;
  border-radius:2px;
  background:var(--deep);
}
.brand{
  justify-self:center;
  display:inline-flex;
  align-items:center;
  gap:10px;
  color:var(--deep);
  font-size:18px;
  font-weight:700;
  letter-spacing:.02em;
  white-space:nowrap;
}
.brand:hover{color:var(--deep-dark);}
.brand-mark{
  display:inline-flex;
  align-items:center;
  justify-content:center;
  width:34px;height:34px;
  border-radius:10px;
  background:var(--deep-soft);
  color:var(--deep);
  flex:0 0 auto;
}
.brand-text{line-height:1;}

/* 按钮 */
.btn{
  display:inline-flex;
  align-items:center;
  justify-content:center;
  gap:8px;
  height:48px;
  padding:0 24px;
  border-radius:var(--r-btn);
  border:1.5px solid transparent;
  font-size:15px;
  font-weight:600;
  letter-spacing:.02em;
  cursor:pointer;
  text-decoration:none;
  transition:transform .2s ease,box-shadow .2s ease,background .2s ease,color .2s ease,border-color .2s ease;
  white-space:nowrap;
}
.btn:focus-visible{outline:none;box-shadow:0 0 0 3px rgba(14,107,94,.25);}
.btn-primary{background:var(--deep);color:#fff;}
.btn-primary:hover{background:var(--deep-dark);color:#fff;transform:translateY(-2px);box-shadow:var(--sh-2);}
.btn-coral{background:var(--coral);color:#fff;}
.btn-coral:hover{background:var(--coral-dark);color:#fff;transform:translateY(-2px);box-shadow:0 10px 24px rgba(242,107,74,.28);}
.btn-ghost{background:transparent;color:var(--deep);border-color:var(--deep);}
.btn-ghost:hover{background:var(--deep-soft);color:var(--deep-dark);transform:translateY(-2px);}
.btn-light{background:#fff;color:var(--deep);}
.btn-light:hover{background:var(--deep-soft);color:var(--deep-dark);transform:translateY(-2px);}
.btn-sm{height:40px;padding:0 18px;font-size:14px;border-radius:9px;}
.btn-block{width:100%;}

.nav-toggle{
  display:none;
  width:44px;height:44px;
  align-items:center;
  justify-content:center;
  background:#fff;
  border:1px solid var(--line);
  border-radius:10px;
  cursor:pointer;
  padding:0;
}
.nav-toggle span,
.nav-toggle span::before,
.nav-toggle span::after{
  display:block;
  width:18px;height:2px;
  border-radius:2px;
  background:var(--deep);
  content:"";
  position:relative;
  transition:transform .25s ease,opacity .25s ease;
}
.nav-toggle span::before{position:absolute;top:-6px;left:0;}
.nav-toggle span::after{position:absolute;top:6px;left:0;}
.nav-toggle[aria-expanded="true"] span{background:transparent;}
.nav-toggle[aria-expanded="true"] span::before{transform:translateY(6px) rotate(45deg);}
.nav-toggle[aria-expanded="true"] span::after{transform:translateY(-6px) rotate(-45deg);}

.mobile-panel{
  display:none;
  background:#fff;
  border-top:1px solid var(--line);
  box-shadow:0 14px 24px rgba(18,42,36,.07);
}
.mobile-panel.is-open{display:block;}
.mobile-panel .container{padding-top:6px;padding-bottom:20px;}
.m-nav-link{
  display:flex;
  align-items:center;
  height:52px;
  font-size:16px;
  color:var(--text);
  border-bottom:1px solid var(--line);
}
.m-nav-link.active{color:var(--deep);font-weight:600;}
.m-nav-link:hover{color:var(--deep);}
.m-cta{margin-top:18px;}
.m-cta .btn{height:48px;}

/* ============ 面包屑 ============ */
.breadcrumb{
  display:flex;
  flex-wrap:wrap;
  align-items:center;
  gap:8px;
  padding:26px 0 0;
  font-size:14px;
  color:var(--faint);
}
.breadcrumb a{color:var(--muted);}
.breadcrumb a:hover{color:var(--deep);}
.breadcrumb .sep{color:#C9D2CE;}
.breadcrumb .current{
  color:var(--text);
  max-width:420px;
  overflow:hidden;
  text-overflow:ellipsis;
  white-space:nowrap;
}

/* ============ 文章头部 ============ */
.article-hero{padding:22px 0 0;}
.article-meta{
  display:flex;
  flex-wrap:wrap;
  align-items:center;
  gap:14px;
  font-size:14px;
  color:var(--faint);
  margin-bottom:18px;
}
.badge{
  display:inline-flex;
  align-items:center;
  gap:7px;
  background:var(--deep-soft);
  color:var(--deep);
  font-size:13px;
  font-weight:600;
  padding:5px 13px;
  border-radius:999px;
  letter-spacing:.02em;
}
.badge::before{
  content:"";
  width:6px;height:6px;
  border-radius:50%;
  background:var(--deep);
  flex:0 0 auto;
}
.meta-dot{width:4px;height:4px;border-radius:50%;background:#C9D2CE;}
.article-title{
  font-size:clamp(28px,4.2vw,44px);
  line-height:1.25;
  font-weight:700;
  letter-spacing:.01em;
  color:var(--text);
  margin:0 0 20px;
  max-width:900px;
}
.article-lead{
  font-size:16px;
  line-height:1.85;
  color:var(--muted);
  max-width:780px;
  margin-bottom:6px;
}
.article-cover{
  margin:34px 0 0;
  border-radius:16px;
  overflow:hidden;
  background:var(--deep-soft);
  aspect-ratio:16/9;
  box-shadow:var(--sh-1);
}
.article-cover img{width:100%;height:100%;object-fit:cover;}

/* ============ 正文区 ============ */
.article-section{padding:44px 0 24px;}
.article-body{
  max-width:760px;
  margin:0 auto;
  font-size:17px;
  line-height:1.9;
  color:var(--text);
  letter-spacing:.01em;
}
.article-body h2{
  font-size:28px;
  line-height:1.35;
  font-weight:700;
  margin:44px 0 16px;
  color:var(--text);
  letter-spacing:.01em;
}
.article-body h3{
  font-size:21px;
  line-height:1.45;
  font-weight:600;
  margin:32px 0 12px;
  color:var(--text);
}
.article-body h4{
  font-size:18px;
  line-height:1.5;
  font-weight:600;
  margin:24px 0 10px;
}
.article-body p{margin:0 0 1.2em;}
.article-body a{
  color:var(--deep);
  border-bottom:1px solid rgba(14,107,94,.35);
  transition:border-color .2s ease,color .2s ease;
}
.article-body a:hover{color:var(--deep-dark);border-bottom-color:var(--deep-dark);}
.article-body strong{font-weight:700;color:var(--text);}
.article-body ul,.article-body ol{margin:0 0 1.3em;padding-left:1.35em;}
.article-body ul{list-style:disc;}
.article-body ol{list-style:decimal;}
.article-body li{margin-bottom:.55em;padding-left:.15em;}
.article-body li::marker{color:var(--deep);}
.article-body blockquote{
  margin:28px 0;
  padding:18px 24px;
  background:var(--deep-soft);
  border-left:3px solid var(--deep);
  border-radius:0 12px 12px 0;
  color:var(--muted);
  font-size:16px;
  line-height:1.9;
}
.article-body blockquote p:last-child{margin-bottom:0;}
.article-body img{border-radius:var(--r-img);margin:24px 0;box-shadow:var(--sh-1);}
.article-body figure{margin:28px 0;}
.article-body figcaption{
  font-size:14px;
  color:var(--faint);
  text-align:center;
  margin-top:10px;
  line-height:1.7;
}
.article-body table{
  width:100%;
  border-collapse:separate;
  border-spacing:0;
  border:1px solid var(--line);
  border-radius:12px;
  overflow:hidden;
  margin:26px 0;
  font-size:15.5px;
}
.article-body thead th{
  background:var(--deep-soft);
  color:var(--deep-dark);
  font-weight:600;
  text-align:left;
}
.article-body th,.article-body td{
  padding:12px 16px;
  border-bottom:1px solid var(--line);
  line-height:1.7;
}
.article-body tbody tr:last-child td{border-bottom:none;}
.article-body code{
  background:var(--deep-soft);
  color:var(--deep-dark);
  padding:2px 6px;
  border-radius:6px;
  font-size:.92em;
}
.article-body hr{border:none;height:1px;background:var(--line);margin:36px 0;}

/* 空态 */
.empty-state{
  max-width:640px;
  margin:0 auto;
  padding:64px 32px;
  text-align:center;
  background:#fff;
  border:1px solid var(--line);
  border-radius:20px;
  box-shadow:var(--sh-1);
}
.empty-icon{
  width:64px;height:64px;
  margin:0 auto 20px;
  border-radius:18px;
  background:var(--deep-soft);
  color:var(--deep);
  display:flex;
  align-items:center;
  justify-content:center;
  font-size:26px;
}
.empty-title{font-size:22px;font-weight:700;margin-bottom:10px;}
.empty-desc{color:var(--muted);font-size:15.5px;line-height:1.85;margin-bottom:26px;}

/* 正文内嵌 CTA */
.inline-cta{
  max-width:760px;
  margin:48px auto 0;
  background:var(--dark);
  color:#fff;
  border-radius:18px;
  padding:32px;
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:26px;
  flex-wrap:wrap;
  position:relative;
  overflow:hidden;
}
.inline-cta::after{
  content:"";
  position:absolute;
  right:-40px;bottom:-60px;
  width:220px;height:220px;
  border-radius:50%;
  background:rgba(14,107,94,.35);
  filter:blur(2px);
  pointer-events:none;
}
.inline-cta-text{position:relative;z-index:1;max-width:520px;}
.inline-cta-text h3{
  font-size:21px;
  font-weight:700;
  line-height:1.45;
  margin-bottom:8px;
  color:#fff;
}
.inline-cta-text p{
  font-size:15px;
  line-height:1.8;
  color:rgba(255,255,255,.72);
  margin:0;
}
.inline-cta .btn{position:relative;z-index:1;}

/* ============ 相关推荐 ============ */
.related{padding:72px 0 0;}
.related-head{
  display:flex;
  align-items:flex-end;
  justify-content:space-between;
  gap:20px;
  margin-bottom:28px;
  flex-wrap:wrap;
}
.section-title{
  font-size:28px;
  line-height:1.35;
  font-weight:700;
  letter-spacing:.01em;
  position:relative;
  padding-bottom:14px;
}
.section-title::after{
  content:"";
  position:absolute;
  left:0;bottom:0;
  width:32px;height:3px;
  border-radius:3px;
  background:var(--deep);
}
.section-sub{
  font-size:14.5px;
  color:var(--muted);
  line-height:1.8;
  margin-top:8px;
}
.related-grid{
  display:grid;
  grid-template-columns:repeat(3,minmax(0,1fr));
  gap:26px;
}
.post-card{
  display:flex;
  flex-direction:column;
  background:var(--card);
  border:1px solid var(--line);
  border-radius:var(--r-card);
  overflow:hidden;
  box-shadow:var(--sh-1);
  transition:transform .25s ease,box-shadow .25s ease,border-color .25s ease;
}
.post-card:hover{
  transform:translateY(-4px);
  box-shadow:var(--sh-2);
  border-color:rgba(14,107,94,.22);
}
.post-card .thumb{
  aspect-ratio:16/10;
  overflow:hidden;
  background:var(--deep-soft);
}
.post-card .thumb img{
  width:100%;height:100%;
  object-fit:cover;
  transition:transform .5s ease;
}
.post-card:hover .thumb img{transform:scale(1.05);}
.post-card .body{
  padding:20px 22px 24px;
  display:flex;
  flex-direction:column;
  gap:10px;
  flex:1;
}
.post-card h3{
  font-size:18px;
  line-height:1.5;
  font-weight:600;
  color:var(--text);
  transition:color .2s ease;
}
.post-card:hover h3{color:var(--deep);}
.post-card .excerpt{
  font-size:14.5px;
  line-height:1.8;
  color:var(--muted);
  display:-webkit-box;
  -webkit-line-clamp:2;
  -webkit-box-orient:vertical;
  overflow:hidden;
}
.post-card .foot{
  margin-top:auto;
  display:flex;
  align-items:center;
  gap:10px;
  font-size:13px;
  color:var(--faint);
  padding-top:8px;
}

/* ============ 返回入口 ============ */
.article-nav{
  display:flex;
  flex-wrap:wrap;
  justify-content:center;
  gap:14px;
  padding:56px 0 96px;
}

/* ============ 页脚 ============ */
.site-footer{
  background:var(--dark);
  color:rgba(255,255,255,.72);
  padding:72px 0 0;
  margin-top:0;
}
.footer-grid{
  display:grid;
  grid-template-columns:1.5fr 1fr 1fr 1.4fr;
  gap:48px;
  padding-bottom:52px;
}
.footer-brand{
  display:inline-flex;
  align-items:center;
  gap:10px;
  color:#fff;
  font-size:18px;
  font-weight:700;
  letter-spacing:.02em;
  margin-bottom:18px;
}
.footer-brand:hover{color:#fff;}
.footer-brand .brand-mark{background:rgba(255,255,255,.10);color:#7FD2C1;}
.footer-desc{
  font-size:14.5px;
  line-height:1.9;
  color:rgba(255,255,255,.62);
  max-width:340px;
}
.footer-col h4{
  font-size:15px;
  font-weight:600;
  color:#fff;
  margin-bottom:18px;
  letter-spacing:.02em;
}
.footer-links{display:flex;flex-direction:column;gap:12px;}
.footer-links a{
  font-size:14.5px;
  color:rgba(255,255,255,.66);
  transition:color .2s ease,transform .2s ease;
  display:inline-block;
}
.footer-links a:hover{color:var(--coral);transform:translateX(3px);}
.footer-contact{display:flex;flex-direction:column;gap:12px;font-size:14.5px;color:rgba(255,255,255,.66);line-height:1.8;}
.footer-contact a{color:rgba(255,255,255,.8);}
.footer-contact a:hover{color:var(--coral);}
.footer-bottom{
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:16px;
  flex-wrap:wrap;
  padding:24px 0;
  border-top:1px solid rgba(255,255,255,.10);
  font-size:13.5px;
  color:rgba(255,255,255,.45);
}

/* ============ 弹层 ============ */
.reveal.inquiry-modal{
  width:520px;
  max-width:calc(100vw - 40px);
  border-radius:16px;
  padding:32px;
  border:none;
  outline:none;
}
.inquiry-modal h3{
  font-size:22px;
  font-weight:700;
  margin-bottom:8px;
  color:var(--text);
}
.inquiry-modal .modal-sub{
  font-size:14.5px;
  color:var(--muted);
  line-height:1.8;
  margin-bottom:22px;
}
.field{margin-bottom:16px;}
.field label{
  display:block;
  font-size:14px;
  font-weight:600;
  color:var(--text);
  margin-bottom:7px;
}
.field label .req{color:var(--coral);margin-left:3px;}
.field input,.field select,.field textarea{
  width:100%;
  min-height:48px;
  padding:11px 14px;
  font-size:15px;
  font-family:inherit;
  color:var(--text);
  background:#fff;
  border:1px solid var(--line);
  border-radius:10px;
  outline:none;
  transition:border-color .2s ease,box-shadow .2s ease;
  box-shadow:none;
  margin:0;
}
.field textarea{min-height:96px;resize:vertical;line-height:1.7;}
.field input:focus,.field select:focus,.field textarea:focus{
  border-color:var(--deep);
  box-shadow:0 0 0 3px rgba(14,107,94,.14);
}
.field .hint{font-size:13px;color:var(--faint);margin-top:6px;}
.check-row{
  display:flex;
  align-items:flex-start;
  gap:10px;
  font-size:13.5px;
  color:var(--muted);
  line-height:1.7;
  margin:6px 0 20px;
}
.check-row input{margin-top:4px;accent-color:var(--deep);width:16px;height:16px;min-height:auto;}
.check-row a{color:var(--deep);text-decoration:underline;}
.modal-close{
  position:absolute;
  top:14px;right:14px;
  width:36px;height:36px;
  border-radius:10px;
  border:none;
  background:var(--bg);
  color:var(--muted);
  cursor:pointer;
  display:flex;
  align-items:center;
  justify-content:center;
  font-size:16px;
  transition:background .2s ease,color .2s ease;
}
.modal-close:hover{background:var(--deep-soft);color:var(--deep);}

/* ============ 响应式 ============ */
@media (max-width:1024px){
  .container{padding:0 24px;}
  .nav-wrap{display:flex;justify-content:space-between;height:68px;}
  .nav-side{display:none;}
  .brand{justify-self:auto;font-size:16px;}
  .brand-mark{width:30px;height:30px;border-radius:9px;}
  .nav-toggle{display:flex;}
  .nav-cta-desktop{display:none;}
  .article-section{padding:36px 0 20px;}
  .related-grid{grid-template-columns:repeat(2,minmax(0,1fr));gap:20px;}
  .footer-grid{grid-template-columns:1fr 1fr;gap:36px;}
  .article-body h2{font-size:25px;}
  .inline-cta{padding:26px;}
}

@media (max-width:640px){
  body{font-size:16px;}
  .container{padding:0 20px;}
  .nav-wrap{height:62px;}
  .brand{font-size:15px;gap:8px;}
  .brand-text{font-size:15px;}
  .breadcrumb{font-size:13px;padding-top:18px;}
  .breadcrumb .current{max-width:100%;}
  .article-title{font-size:clamp(24px,6vw,30px);line-height:1.3;}
  .article-lead{font-size:15px;}
  .article-cover{margin-top:24px;border-radius:12px;aspect-ratio:4/3;}
  .article-body{font-size:16px;line-height:1.85;}
  .article-body h2{font-size:22px;margin:34px 0 14px;}
  .article-body h3{font-size:18px;margin:26px 0 10px;}
  .article-body blockquote{padding:15px 18px;font-size:15px;}
  .article-body table{font-size:14px;}
  .article-body th,.article-body td{padding:10px 12px;}
  .inline-cta{padding:24px;border-radius:14px;}
  .inline-cta .btn{width:100%;}
  .related{padding-top:52px;}
  .related-grid{grid-template-columns:1fr;gap:18px;}
  .section-title{font-size:23px;}
  .article-nav{padding:40px 0 64px;flex-direction:column;}
  .article-nav .btn{width:100%;}
  .footer-grid{grid-template-columns:1fr;gap:32px;padding-bottom:36px;}
  .site-footer{padding-top:52px;}
  .footer-bottom{flex-direction:column;align-items:flex-start;gap:8px;}
  .empty-state{padding:44px 22px;border-radius:16px;}
  .reveal.inquiry-modal{padding:24px 20px;}
}

/* roulang page: category1 */
:root{
  --deep:#0E6B5E;
  --deep-dark:#0A5148;
  --tint:#E7F1EE;
  --tint-2:#F1F7F5;
  --coral:#F26B4A;
  --coral-dark:#D9553A;
  --bg:#F7F6F2;
  --card:#FFFFFF;
  --dark:#0E2B26;
  --dark-2:#123A33;
  --text:#1B2320;
  --muted:#5C6B66;
  --weak:#8A9691;
  --line:#E4E7E2;
  --ok:#2E9B6B;
  --warn:#E0A32E;
  --r-card:14px;
  --r-img:12px;
  --r-btn:10px;
  --sh-1:0 1px 2px rgba(18,42,36,.06);
  --sh-2:0 10px 28px rgba(18,42,36,.10);
  --sp:96px;
}

*,*::before,*::after{box-sizing:border-box;}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth;}
body{
  margin:0;
  background:var(--bg);
  color:var(--text);
  font-family:-apple-system,"PingFang SC","Hiragino Sans GB","Microsoft YaHei","Source Han Sans SC",sans-serif;
  font-size:17px;
  line-height:1.85;
  letter-spacing:.01em;
  -webkit-font-smoothing:antialiased;
  overflow-x:hidden;
}
body.modal-open{overflow:hidden;}
img{max-width:100%;display:block;border:0;}
a{color:var(--deep);text-decoration:none;transition:color .2s ease,border-color .2s ease;}
a:hover{color:var(--coral);}
h1,h2,h3,h4,h5,p,ul,ol,figure{margin:0;}
ul,ol{padding:0;list-style:none;}
button{font-family:inherit;}
:focus-visible{outline:3px solid rgba(14,107,94,.25);outline-offset:2px;border-radius:6px;}

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

/* ============ 导航 ============ */
.site-header{
  position:sticky;
  top:0;
  z-index:80;
  background:rgba(247,246,242,.94);
  backdrop-filter:saturate(140%) blur(10px);
  border-bottom:1px solid transparent;
  transition:background .25s ease,box-shadow .25s ease,border-color .25s ease;
}
.site-header.is-scrolled{
  background:#fff;
  border-bottom-color:var(--line);
  box-shadow:0 6px 20px rgba(18,42,36,.06);
}
.nav-wrap{display:flex;align-items:center;gap:18px;min-height:76px;}
.nav-side{display:flex;align-items:center;gap:26px;flex:1;min-width:0;}
.nav-left{justify-content:flex-start;}
.nav-right{justify-content:flex-end;}
.nav-link{
  position:relative;
  font-size:15.5px;
  font-weight:500;
  color:var(--text);
  padding:6px 0;
  white-space:nowrap;
}
.nav-link::after{
  content:"";
  position:absolute;
  left:0;right:0;bottom:-4px;
  height:2px;
  background:var(--deep);
  transform:scaleX(0);
  transform-origin:center;
  transition:transform .22s ease;
}
.nav-link:hover{color:var(--deep);}
.nav-link:hover::after,.nav-link.active::after{transform:scaleX(1);}
.nav-link.active{color:var(--deep);font-weight:600;}
.brand{
  display:inline-flex;
  align-items:center;
  gap:8px;
  color:var(--dark);
  font-weight:700;
  font-size:18px;
  letter-spacing:.02em;
  white-space:nowrap;
  flex:0 0 auto;
}
.brand:hover{color:var(--deep);}
.brand-mark{display:inline-flex;color:var(--deep);}
.brand-text{line-height:1;}

.nav-toggle{
  display:none;
  width:44px;height:44px;
  border:1px solid var(--line);
  border-radius:10px;
  background:#fff;
  cursor:pointer;
  align-items:center;
  justify-content:center;
  flex:0 0 auto;
}
.nav-toggle span,
.nav-toggle span::before,
.nav-toggle span::after{
  content:"";
  display:block;
  width:18px;height:2px;
  background:var(--text);
  border-radius:2px;
  transition:transform .22s ease,background .22s ease;
}
.nav-toggle span{position:relative;}
.nav-toggle span::before{position:absolute;top:-6px;}
.nav-toggle span::after{position:absolute;top:6px;}
.nav-toggle.is-open span{background:transparent;}
.nav-toggle.is-open span::before{transform:translateY(6px) rotate(45deg);background:var(--deep);}
.nav-toggle.is-open span::after{transform:translateY(-6px) rotate(-45deg);background:var(--deep);}

.mobile-panel{
  display:none;
  background:#fff;
  border-top:1px solid var(--line);
  box-shadow:0 14px 30px rgba(18,42,36,.10);
}
.mobile-panel.is-open{display:block;}
.mobile-panel .container{padding-top:8px;padding-bottom:20px;}
.m-nav-link{
  display:flex;
  align-items:center;
  min-height:52px;
  border-bottom:1px solid var(--line);
  font-size:16px;
  color:var(--text);
  font-weight:500;
}
.m-nav-link:hover,.m-nav-link.active{color:var(--deep);}
.m-nav-link.active{font-weight:600;}
.m-cta{padding-top:18px;}

/* ============ 按钮 ============ */
.btn{
  display:inline-flex;
  align-items:center;
  justify-content:center;
  gap:8px;
  height:48px;
  padding:0 24px;
  border-radius:var(--r-btn);
  font-size:15.5px;
  font-weight:600;
  letter-spacing:.02em;
  border:1.5px solid transparent;
  cursor:pointer;
  text-decoration:none;
  transition:transform .18s ease,background .18s ease,color .18s ease,box-shadow .18s ease,border-color .18s ease;
}
.btn:hover{text-decoration:none;}
.btn:active{transform:translateY(0);}
.btn-primary{background:var(--deep);color:#fff;box-shadow:var(--sh-1);}
.btn-primary:hover{background:var(--deep-dark);color:#fff;transform:translateY(-2px);box-shadow:var(--sh-2);}
.btn-coral{background:var(--coral);color:#fff;box-shadow:0 6px 16px rgba(242,107,74,.20);}
.btn-coral:hover{background:var(--coral-dark);color:#fff;transform:translateY(-2px);box-shadow:0 12px 26px rgba(242,107,74,.28);}
.btn-ghost{background:transparent;color:var(--deep);border-color:rgba(14,107,94,.55);}
.btn-ghost:hover{background:var(--tint);color:var(--deep-dark);border-color:var(--deep-dark);transform:translateY(-2px);}
.btn-light{background:#fff;color:var(--deep);border-color:#fff;}
.btn-light:hover{background:var(--tint);color:var(--deep-dark);transform:translateY(-2px);}
.btn-sm{height:40px;padding:0 18px;font-size:14.5px;}
.btn-block{width:100%;}

/* ============ 通用板块 ============ */
.section{padding:var(--sp) 0;}
.section--tight{padding:64px 0;}
.section-head{margin-bottom:40px;max-width:760px;}
.section-head h2{
  position:relative;
  font-size:30px;
  line-height:1.35;
  font-weight:700;
  color:var(--text);
  padding-bottom:18px;
}
.section-head h2::after{
  content:"";
  position:absolute;
  left:0;bottom:0;
  width:32px;height:3px;
  border-radius:2px;
  background:linear-gradient(90deg,var(--deep),rgba(14,107,94,.12));
}
.section-head p{
  margin-top:14px;
  font-size:16.5px;
  color:var(--muted);
  line-height:1.8;
}
.section-head--center{margin-left:auto;margin-right:auto;text-align:center;}
.section-head--center h2::after{left:50%;transform:translateX(-50%);}

.pill{
  display:inline-flex;
  align-items:center;
  gap:7px;
  height:28px;
  padding:0 12px;
  border-radius:999px;
  background:var(--tint);
  color:var(--deep);
  font-size:13px;
  font-weight:600;
  letter-spacing:.02em;
  white-space:nowrap;
}
.pill::before{
  content:"";
  width:6px;height:6px;
  border-radius:50%;
  background:var(--coral);
}
.pill--coral{background:rgba(242,107,74,.12);color:var(--coral-dark);}
.pill--coral::before{background:var(--coral);}
.pill--dark{background:rgba(255,255,255,.14);color:#fff;}
.pill--dark::before{background:var(--coral);}

/* ============ 面包屑 ============ */
.crumbs{
  display:flex;
  align-items:center;
  gap:8px;
  flex-wrap:wrap;
  padding:26px 0 0;
  font-size:14px;
  color:var(--weak);
}
.crumbs a{color:var(--muted);}
.crumbs a:hover{color:var(--deep);}
.crumbs span.sep{color:#C9D1CD;}

/* ============ Hero ============ */
.hero{padding:26px 0 0;}
.hero-grid{
  display:grid;
  grid-template-columns:1.3fr 1fr;
  gap:52px;
  align-items:center;
  padding-bottom:24px;
}
.hero-copy h1{
  margin-top:18px;
  font-size:clamp(28px,4.2vw,44px);
  line-height:1.25;
  font-weight:700;
  color:var(--text);
  letter-spacing:.01em;
}
.hero-sub{
  margin-top:18px;
  font-size:18px;
  color:var(--muted);
  line-height:1.75;
  max-width:560px;
}
.hero-actions{
  display:flex;
  gap:14px;
  flex-wrap:wrap;
  margin-top:32px;
}
.fact-row{
  display:flex;
  flex-wrap:wrap;
  gap:10px;
  margin-top:30px;
}
.fact-item{
  display:inline-flex;
  align-items:center;
  gap:8px;
  height:34px;
  padding:0 14px;
  border-radius:999px;
  background:#fff;
  border:1px solid var(--line);
  font-size:13.5px;
  color:var(--muted);
  font-weight:500;
}
.fact-item b{
  color:var(--deep);
  font-weight:700;
  font-variant-numeric:tabular-nums;
}
.hero-media{
  position:relative;
  border-radius:16px;
  overflow:hidden;
  box-shadow:var(--sh-2);
  background:var(--dark);
}
.hero-media img{
  width:100%;
  height:100%;
  object-fit:cover;
  aspect-ratio:4/3.05;
}
.hero-media::after{
  content:"";
  position:absolute;
  inset:0;
  background:linear-gradient(160deg,rgba(14,43,38,.62) 0%,rgba(14,43,38,.12) 55%,rgba(14,43,38,0) 100%);
  pointer-events:none;
}
.hero-media .media-note{
  position:absolute;
  left:24px;
  right:24px;
  bottom:22px;
  z-index:2;
  color:#fff;
  font-size:14.5px;
  line-height:1.7;
  letter-spacing:.02em;
}
.hero-media .media-note strong{display:block;font-size:16px;font-weight:700;margin-bottom:4px;}

/* ============ 数据带 ============ */
.stat-band{
  background:var(--dark);
  color:#fff;
  position:relative;
  overflow:hidden;
}
.stat-band::before{
  content:"";
  position:absolute;
  inset:0;
  background:
    radial-gradient(520px 220px at 12% 0%,rgba(14,107,94,.55),transparent 70%),
    radial-gradient(460px 200px at 88% 110%,rgba(242,107,74,.18),transparent 72%);
  pointer-events:none;
}
.stat-band .container{position:relative;z-index:2;}
.stat-grid{
  display:grid;
  grid-template-columns:repeat(4,1fr);
  gap:24px;
  padding:56px 0;
}
.stat-item{
  padding-right:20px;
  border-right:1px solid rgba(255,255,255,.12);
}
.stat-item:last-child{border-right:0;padding-right:0;}
.stat-num{
  font-size:clamp(34px,4vw,50px);
  line-height:1.15;
  font-weight:700;
  color:#fff;
  font-variant-numeric:tabular-nums;
  letter-spacing:.01em;
}
.stat-num small{
  font-size:15px;
  font-weight:600;
  color:rgba(255,255,255,.72);
  margin-left:4px;
}
.stat-desc{
  margin-top:8px;
  font-size:14.5px;
  color:rgba(255,255,255,.68);
  line-height:1.7;
}

/* ============ 关注清单 错落卡片 ============ */
.focus-grid{
  display:grid;
  grid-template-columns:1.25fr 1fr;
  grid-template-rows:repeat(2,minmax(0,1fr));
  gap:24px;
}
.focus-card{
  background:var(--card);
  border:1px solid var(--line);
  border-radius:var(--r-card);
  padding:28px;
  box-shadow:var(--sh-1);
  transition:transform .22s ease,box-shadow .22s ease,border-color .22s ease;
  display:flex;
  flex-direction:column;
  gap:12px;
}
.focus-card:hover{
  transform:translateY(-4px);
  box-shadow:var(--sh-2);
  border-color:rgba(14,107,94,.28);
}
.focus-card--wide{
  grid-row:span 2;
  background:linear-gradient(170deg,#FFFFFF 0%,#F3F8F6 100%);
  justify-content:center;
  gap:16px;
}
.focus-card h3{
  font-size:21px;
  line-height:1.45;
  font-weight:600;
  color:var(--text);
  transition:color .2s ease;
}
.focus-card:hover h3{color:var(--deep);}
.focus-card p{
  font-size:15.5px;
  color:var(--muted);
  line-height:1.8;
}
.focus-card--wide h3{font-size:26px;}
.focus-icon{
  width:46px;height:46px;
  border-radius:12px;
  display:inline-flex;
  align-items:center;
  justify-content:center;
  background:var(--tint);
  color:var(--deep);
  font-size:18px;
  font-weight:700;
  font-variant-numeric:tabular-nums;
}
.focus-card--wide .focus-icon{background:var(--deep);color:#fff;}

/* ============ 资讯卡片 ============ */
.news-grid{margin-bottom:-24px;}
.news-cell{margin-bottom:24px;display:flex;}
.news-card{
  display:flex;
  flex-direction:column;
  width:100%;
  background:var(--card);
  border:1px solid var(--line);
  border-radius:var(--r-card);
  overflow:hidden;
  box-shadow:var(--sh-1);
  transition:transform .22s ease,box-shadow .22s ease,border-color .22s ease;
}
.news-card:hover{
  transform:translateY(-4px);
  box-shadow:var(--sh-2);
  border-color:rgba(14,107,94,.28);
}
.news-thumb{
  position:relative;
  overflow:hidden;
  background:var(--tint);
}
.news-thumb img{
  width:100%;
  aspect-ratio:16/10;
  object-fit:cover;
  border-radius:0;
  transition:transform .4s ease;
}
.news-card:hover .news-thumb img{transform:scale(1.04);}
.news-body{
  padding:24px 24px 26px;
  display:flex;
  flex-direction:column;
  gap:12px;
  flex:1;
}
.news-meta{
  display:flex;
  align-items:center;
  gap:10px;
  flex-wrap:wrap;
  font-size:13px;
  color:var(--weak);
  font-variant-numeric:tabular-nums;
}
.news-card h3{
  font-size:19px;
  line-height:1.5;
  font-weight:600;
  color:var(--text);
  transition:color .2s ease;
}
.news-card:hover h3{color:var(--deep);}
.news-card p{
  font-size:15px;
  color:var(--muted);
  line-height:1.78;
  display:-webkit-box;
  -webkit-line-clamp:2;
  -webkit-box-orient:vertical;
  overflow:hidden;
}
.card-link{
  margin-top:auto;
  display:inline-flex;
  align-items:center;
  gap:6px;
  font-size:14.5px;
  font-weight:600;
  color:var(--deep);
}
.card-link::after{content:"›";font-size:18px;line-height:1;transform:translateY(-1px);transition:transform .2s ease;}
.news-card:hover .card-link::after{transform:translate(3px,-1px);}
.card-link:hover{color:var(--coral);}

.news-note{
  margin-top:34px;
  display:flex;
  align-items:center;
  gap:14px;
  flex-wrap:wrap;
  padding:20px 24px;
  background:var(--tint-2);
  border:1px solid rgba(14,107,94,.14);
  border-radius:var(--r-card);
  font-size:15px;
  color:var(--muted);
}
.news-note strong{color:var(--deep);font-weight:600;}

/* ============ 步骤流程 ============ */
.steps-wrap{
  background:#fff;
  border:1px solid var(--line);
  border-radius:16px;
  padding:40px;
  box-shadow:var(--sh-1);
}
.steps{
  display:grid;
  grid-template-columns:repeat(3,1fr);
  gap:0;
  position:relative;
}
.step{
  position:relative;
  padding:0 28px 0 0;
}
.step::after{
  content:"";
  position:absolute;
  top:23px;
  left:52px;
  right:14px;
  height:1px;
  background:linear-gradient(90deg,rgba(14,107,94,.35),rgba(14,107,94,.06));
}
.step:last-child::after{display:none;}
.step-dot{
  width:46px;height:46px;
  border-radius:50%;
  background:var(--tint);
  color:var(--deep);
  display:inline-flex;
  align-items:center;
  justify-content:center;
  font-weight:700;
  font-size:18px;
  font-variant-numeric:tabular-nums;
  border:1px solid rgba(14,107,94,.18);
  position:relative;
  z-index:2;
  background-color:#fff;
}
.step h3{
  margin-top:20px;
  font-size:19px;
  font-weight:600;
  line-height:1.5;
}
.step p{
  margin-top:8px;
  font-size:15px;
  color:var(--muted);
  line-height:1.8;
}
.step-tip{
  margin-top:26px;
  padding:16px 20px;
  border-left:3px solid var(--coral);
  background:var(--tint-2);
  border-radius:0 10px 10px 0;
  font-size:14.5px;
  color:var(--muted);
  line-height:1.8;
}
.step-tip b{color:var(--text);font-weight:600;}

/* ============ FAQ ============ */
.faq-wrap{max-width:900px;margin:0 auto;}
.acc{
  border-top:1px solid var(--line);
  border-radius:var(--r-card);
  overflow:hidden;
  background:var(--card);
  border:1px solid var(--line);
}
.acc-item + .acc-item{border-top:1px solid var(--line);}
.acc-title{
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:18px;
  width:100%;
  padding:22px 26px;
  background:transparent;
  border:0;
  text-align:left;
  font-size:17px;
  line-height:1.6;
  font-weight:600;
  color:var(--text);
  cursor:pointer;
  transition:color .2s ease,background .2s ease;
}
.acc-title:hover{color:var(--deep);background:#FBFBF9;}
.acc-item.is-open .acc-title{color:var(--deep);}
.acc-icon{
  position:relative;
  flex:0 0 auto;
  width:22px;height:22px;
  border-radius:50%;
  background:var(--tint);
}
.acc-icon::before,
.acc-icon::after{
  content:"";
  position:absolute;
  top:50%;left:50%;
  background:var(--deep);
  border-radius:2px;
  transform:translate(-50%,-50%);
  transition:transform .22s ease,opacity .22s ease;
}
.acc-icon::before{width:10px;height:2px;}
.acc-icon::after{width:2px;height:10px;}
.acc-item.is-open .acc-icon::after{opacity:0;transform:translate(-50%,-50%) rotate(90deg);}
.acc-body{
  display:none;
  padding:0 26px 24px;
  font-size:15.5px;
  color:var(--muted);
  line-height:1.85;
}
.acc-item.is-open .acc-body{display:block;}

/* ============ CTA ============ */
.cta-band{
  position:relative;
  overflow:hidden;
  background:var(--dark);
  color:#fff;
  border-radius:20px;
  padding:64px 56px;
  box-shadow:var(--sh-2);
}
.cta-band::before{
  content:"";
  position:absolute;
  inset:0;
  background-image:url("/assets/images/backpic/back-2.png");
  background-size:cover;
  background-position:center;
  opacity:.20;
}
.cta-band::after{
  content:"";
  position:absolute;
  inset:0;
  background:radial-gradient(600px 260px at 82% 12%,rgba(242,107,74,.22),transparent 70%);
  pointer-events:none;
}
.cta-inner{position:relative;z-index:2;max-width:680px;}
.cta-band h2{
  font-size:clamp(24px,3vw,32px);
  line-height:1.35;
  font-weight:700;
  color:#fff;
}
.cta-band p{
  margin-top:16px;
  font-size:16.5px;
  color:rgba(255,255,255,.76);
  line-height:1.85;
}
.cta-actions{display:flex;gap:14px;flex-wrap:wrap;margin-top:32px;}
.cta-hint{
  margin-top:20px;
  font-size:13.5px;
  color:rgba(255,255,255,.6);
  line-height:1.7;
}

/* ============ 页脚 ============ */
.site-footer{
  background:var(--dark);
  color:rgba(255,255,255,.78);
  margin-top:96px;
  padding-top:72px;
}
.footer-grid{
  display:grid;
  grid-template-columns:1.5fr 1fr 1fr 1.2fr;
  gap:40px;
  padding-bottom:56px;
}
.footer-brand{
  display:inline-flex;
  align-items:center;
  gap:8px;
  color:#fff;
  font-size:18px;
  font-weight:700;
  letter-spacing:.02em;
}
.footer-brand:hover{color:#fff;}
.footer-brand .brand-mark{color:var(--coral);}
.footer-desc{
  margin-top:16px;
  font-size:14.5px;
  line-height:1.85;
  color:rgba(255,255,255,.62);
  max-width:320px;
}
.footer-col h4{
  font-size:15px;
  font-weight:600;
  color:#fff;
  margin-bottom:18px;
  letter-spacing:.04em;
}
.footer-links{display:flex;flex-direction:column;gap:12px;}
.footer-links a{
  font-size:14.5px;
  color:rgba(255,255,255,.66);
  line-height:1.6;
}
.footer-links a:hover{color:var(--coral);}
.footer-contact{display:flex;flex-direction:column;gap:12px;font-size:14.5px;color:rgba(255,255,255,.66);line-height:1.7;}
.footer-contact a{color:rgba(255,255,255,.82);}
.footer-contact a:hover{color:var(--coral);}
.footer-bottom{
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:16px;
  flex-wrap:wrap;
  border-top:1px solid rgba(255,255,255,.12);
  padding:22px 0 28px;
  font-size:13.5px;
  color:rgba(255,255,255,.5);
  line-height:1.7;
}

/* ============ 弹层表单 ============ */
.modal{
  position:fixed;
  inset:0;
  z-index:200;
  display:none;
  align-items:center;
  justify-content:center;
  padding:24px;
  background:rgba(14,43,38,.55);
  backdrop-filter:blur(4px);
  overflow-y:auto;
}
.modal.is-open{display:flex;}
.modal-card{
  width:100%;
  max-width:520px;
  background:#fff;
  border-radius:16px;
  padding:32px;
  box-shadow:0 24px 60px rgba(14,43,38,.28);
  position:relative;
  max-height:calc(100vh - 48px);
  overflow-y:auto;
}
.modal-card h3{
  font-size:22px;
  font-weight:700;
  line-height:1.4;
  color:var(--text);
  padding-right:36px;
}
.modal-sub{
  margin-top:8px;
  font-size:14.5px;
  color:var(--muted);
  line-height:1.75;
}
.modal-close{
  position:absolute;
  top:18px;right:18px;
  width:36px;height:36px;
  border-radius:10px;
  border:1px solid var(--line);
  background:#fff;
  color:var(--muted);
  font-size:18px;
  line-height:1;
  cursor:pointer;
  display:inline-flex;
  align-items:center;
  justify-content:center;
  transition:color .2s ease,border-color .2s ease,background .2s ease;
}
.modal-close:hover{color:var(--deep);border-color:var(--deep);background:var(--tint);}
.form-grid{display:flex;flex-direction:column;gap:18px;margin-top:24px;}
.field label{
  display:block;
  font-size:14px;
  font-weight:600;
  color:var(--text);
  margin-bottom:8px;
}
.field label .req{color:var(--coral);margin-left:4px;}
.field input[type="text"],
.field input[type="tel"],
.field select,
.field textarea{
  width:100%;
  height:48px;
  padding:0 14px;
  font-size:15px;
  color:var(--text);
  background:#fff;
  border:1px solid var(--line);
  border-radius:10px;
  box-shadow:none;
  transition:border-color .2s ease,box-shadow .2s ease;
  font-family:inherit;
}
.field textarea{height:auto;min-height:96px;padding:12px 14px;line-height:1.7;resize:vertical;}
.field select{appearance:none;background-image:linear-gradient(45deg,transparent 50%,var(--muted) 50%),linear-gradient(135deg,var(--muted) 50%,transparent 50%);background-position:calc(100% - 20px) 21px,calc(100% - 15px) 21px;background-size:5px 5px,5px 5px;background-repeat:no-repeat;margin-bottom:0;}
.field input:focus,
.field select:focus,
.field textarea:focus{
  outline:none;
  border-color:var(--deep);
  box-shadow:0 0 0 4px rgba(14,107,94,.12);
}
.check-row{
  display:flex;
  align-items:flex-start;
  gap:10px;
  font-size:13.5px;
  color:var(--muted);
  line-height:1.7;
}
.check-row input{margin-top:5px;width:16px;height:16px;accent-color:var(--deep);}
.check-row a{color:var(--deep);text-decoration:underline;}
.form-hint{
  font-size:13px;
  color:var(--warn);
  line-height:1.7;
  display:none;
}
.form-hint.is-show{display:block;}
.form-done{
  display:none;
  margin-top:24px;
  padding:20px;
  border-radius:12px;
  background:var(--tint);
  border:1px solid rgba(14,107,94,.18);
  color:var(--deep-dark);
  font-size:15px;
  line-height:1.8;
}
.form-done.is-show{display:block;}

/* ============ 响应式 ============ */
@media (max-width:1024px){
  :root{--sp:72px;}
  .container{padding:0 24px;}
  .hero-grid{grid-template-columns:1fr;gap:36px;}
  .hero-media{order:2;}
  .hero-media img{aspect-ratio:16/9;}
  .stat-grid{grid-template-columns:repeat(2,1fr);gap:28px;padding:44px 0;}
  .stat-item{border-right:0;padding-right:0;}
  .focus-grid{grid-template-columns:1fr;grid-template-rows:auto;}
  .focus-card--wide{grid-row:auto;}
  .steps{grid-template-columns:1fr;gap:32px;}
  .step{padding-right:0;}
  .step::after{display:none;}
  .footer-grid{grid-template-columns:1fr 1fr;gap:36px;}
  .cta-band{padding:48px 36px;}
  .nav-side{display:none;}
  .nav-toggle{display:inline-flex;}
  .nav-wrap{justify-content:space-between;}
  .brand{font-size:17px;}
  .nav-right{justify-content:flex-end;}
}

@media (max-width:900px){
  .nav-cta-desktop{display:none;}
}

@media (max-width:640px){
  :root{--sp:56px;}
  body{font-size:16px;line-height:1.85;}
  .container{padding:0 20px;}
  .section-head h2{font-size:24px;}
  .section-head p{font-size:15.5px;}
  .hero{padding-top:18px;}
  .hero-copy h1{font-size:28px;}
  .hero-sub{font-size:16px;}
  .hero-actions{flex-direction:column;}
  .hero-actions .btn{width:100%;}
  .fact-row{gap:8px;}
  .fact-item{height:32px;padding:0 12px;font-size:13px;}
  .stat-num{font-size:32px;}
  .stat-desc{font-size:14px;}
  .steps-wrap{padding:24px 20px;}
  .focus-card{padding:22px;}
  .focus-card h3{font-size:19px;}
  .focus-card--wide h3{font-size:21px;}
  .news-body{padding:20px;}
  .news-card h3{font-size:17.5px;}
  .acc-title{padding:18px 18px;font-size:16px;}
  .acc-body{padding:0 18px 20px;font-size:15px;}
  .cta-band{padding:40px 24px;border-radius:16px;}
  .cta-actions{flex-direction:column;}
  .cta-actions .btn{width:100%;}
  .footer-grid{grid-template-columns:1fr;gap:32px;}
  .site-footer{padding-top:52px;margin-top:64px;}
  .footer-bottom{flex-direction:column;align-items:flex-start;gap:8px;}
  .modal{padding:16px;}
  .modal-card{padding:24px;border-radius:14px;}
  .modal-card h3{font-size:19px;}
  .news-note{padding:16px 18px;font-size:14px;}
}

/* roulang page: category2 */
:root{
  --primary:#0E6B5E;
  --primary-dark:#0A5148;
  --primary-tint:#E7F1EE;
  --coral:#F26B4A;
  --coral-dark:#D9553A;
  --bg:#F7F6F2;
  --card:#FFFFFF;
  --dark:#0E2B26;
  --text:#1B2320;
  --muted:#5C6B66;
  --faint:#8A9691;
  --border:#E4E7E2;
  --success:#2E9B6B;
  --warn:#E0A32E;
  --radius-card:14px;
  --radius-img:12px;
  --radius-btn:10px;
  --shadow-sm:0 1px 2px rgba(18,42,36,.06);
  --shadow-lg:0 10px 28px rgba(18,42,36,.10);
  --space-section:96px;
  --container:1200px;
}
*{box-sizing:border-box}
html{-webkit-text-size-adjust:100%}
body{
  margin:0;
  background:var(--bg);
  color:var(--text);
  font-family:-apple-system,"PingFang SC","Hiragino Sans GB","Microsoft YaHei","Source Han Sans SC",sans-serif;
  font-size:17px;
  line-height:1.85;
  letter-spacing:.01em;
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block;height:auto}
a{color:var(--primary);text-decoration:none;transition:color .2s ease}
a:hover{color:var(--primary-dark)}
h1,h2,h3,h4{margin:0;color:var(--text);font-weight:700;letter-spacing:.01em}
h1{font-size:clamp(28px,4.2vw,44px);line-height:1.25}
h2{font-size:clamp(24px,3vw,32px);line-height:1.35}
h3{font-size:20px;line-height:1.45;font-weight:600}
p{margin:0 0 1.2em}
p:last-child{margin-bottom:0}
ul,ol{margin:0 0 1.2em;padding-left:1.3em}
button{font-family:inherit}
:focus-visible{outline:3px solid rgba(14,107,94,.25);outline-offset:2px;border-radius:6px}
.container{width:100%;max-width:var(--container);margin:0 auto;padding:0 32px}
.section{padding:var(--space-section) 0}
.section-tight{padding:56px 0}
.num{font-variant-numeric:tabular-nums}

/* ---------- 顶部导航 ---------- */
.site-header{
  position:sticky;top:0;z-index:60;
  background:rgba(247,246,242,.92);
  backdrop-filter:saturate(140%) blur(8px);
  border-bottom:1px solid transparent;
  transition:background .25s ease,box-shadow .25s ease,border-color .25s ease;
}
.site-header.is-scrolled{background:#fff;border-bottom-color:var(--border);box-shadow:0 4px 16px rgba(18,42,36,.06)}
.nav-wrap{
  display:grid;
  grid-template-columns:1fr auto 1fr;
  align-items:center;
  gap:16px;
  min-height:76px;
}
.nav-side{display:flex;align-items:center;gap:6px}
.nav-left{justify-content:flex-start}
.nav-right{justify-content:flex-end;gap:6px}
.nav-link{
  position:relative;
  display:inline-block;
  padding:8px 12px;
  font-size:15px;
  font-weight:500;
  color:var(--muted);
  border-radius:8px;
  transition:color .2s ease,background .2s ease;
}
.nav-link:hover{color:var(--primary);background:var(--primary-tint)}
.nav-link.active{color:var(--primary);font-weight:600}
.nav-link.active::after{
  content:"";position:absolute;left:12px;right:12px;bottom:0;height:2px;background:var(--primary);border-radius:2px;
}
.brand{display:inline-flex;align-items:center;gap:9px;color:var(--dark)}
.brand:hover{color:var(--primary)}
.brand-mark{
  display:inline-flex;align-items:center;justify-content:center;
  width:34px;height:34px;border-radius:10px;
  background:var(--primary);color:#fff;flex:0 0 auto;
}
.brand-text{font-size:19px;font-weight:700;letter-spacing:.02em;white-space:nowrap}
.nav-toggle{
  display:none;
  width:42px;height:42px;border:1px solid var(--border);background:#fff;border-radius:10px;
  align-items:center;justify-content:center;cursor:pointer;
}
.nav-toggle span{position:relative;display:block;width:18px;height:2px;background:var(--text);border-radius:2px}
.nav-toggle span::before,.nav-toggle span::after{
  content:"";position:absolute;left:0;width:18px;height:2px;background:var(--text);border-radius:2px;transition:transform .2s ease;
}
.nav-toggle span::before{top:-6px}
.nav-toggle span::after{top:6px}
.mobile-panel{display:none;border-top:1px solid var(--border);background:#fff}
.mobile-panel.is-open{display:block}
.m-nav-link{
  display:block;padding:0 4px;line-height:52px;font-size:16px;color:var(--text);
  border-bottom:1px solid var(--border);
}
.m-nav-link.active{color:var(--primary);font-weight:600}
.m-cta{padding:18px 0 24px}

/* ---------- 按钮 ---------- */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  min-height:48px;padding:12px 24px;
  border-radius:var(--radius-btn);
  font-size:16px;font-weight:600;line-height:1.2;
  border:1.5px solid transparent;
  cursor:pointer;
  transition:transform .18s ease,box-shadow .18s ease,background .18s ease,color .18s ease,border-color .18s ease;
  text-decoration:none;
}
.btn:hover{transform:translateY(-2px)}
.btn:active{transform:translateY(0)}
.btn-primary{background:var(--primary);color:#fff;box-shadow:var(--shadow-sm)}
.btn-primary:hover{background:var(--primary-dark);color:#fff;box-shadow:var(--shadow-lg)}
.btn-coral{background:var(--coral);color:#fff;box-shadow:var(--shadow-sm)}
.btn-coral:hover{background:var(--coral-dark);color:#fff;box-shadow:var(--shadow-lg)}
.btn-ghost{background:transparent;color:var(--primary);border-color:var(--primary)}
.btn-ghost:hover{background:var(--primary-tint);color:var(--primary-dark)}
.btn-light{background:#fff;color:var(--primary);box-shadow:var(--shadow-sm)}
.btn-light:hover{background:#fff;color:var(--primary-dark);box-shadow:var(--shadow-lg)}
.btn-sm{min-height:40px;padding:8px 16px;font-size:14px}
.btn-block{width:100%}

/* ---------- 徽章 / 标签 ---------- */
.badge{
  display:inline-flex;align-items:center;gap:6px;
  padding:4px 12px;border-radius:999px;
  background:var(--primary-tint);color:var(--primary);
  font-size:13px;font-weight:600;line-height:1.6;
}
.badge::before{content:"";width:6px;height:6px;border-radius:50%;background:currentColor}
.badge-coral{background:rgba(242,107,74,.12);color:var(--coral-dark)}
.tag{
  display:inline-block;padding:5px 12px;border-radius:999px;
  border:1px solid var(--border);background:#fff;color:var(--muted);
  font-size:13px;line-height:1.6;transition:all .2s ease;
}
.tag:hover{border-color:var(--primary);color:var(--primary);background:var(--primary-tint)}

/* ---------- 面包屑 ---------- */
.breadcrumb{display:flex;flex-wrap:wrap;gap:8px;align-items:center;font-size:14px;color:var(--faint);margin-bottom:20px}
.breadcrumb a{color:var(--muted)}
.breadcrumb a:hover{color:var(--primary)}
.breadcrumb span.sep{color:#C9CFC9}

/* ---------- 页面首屏 ---------- */
.page-hero{
  position:relative;
  overflow:hidden;
  background:var(--dark);
  color:#fff;
  border-radius:0 0 24px 24px;
}
.page-hero::before{
  content:"";position:absolute;inset:0;
  background-image:url("/assets/images/backpic/back-1.webp");
  background-size:cover;background-position:center;
  opacity:.45;
}
.page-hero::after{
  content:"";position:absolute;inset:0;
  background:linear-gradient(100deg,rgba(14,43,38,.94) 0%,rgba(14,43,38,.78) 52%,rgba(14,43,38,.34) 100%);
}
.page-hero .container{position:relative;z-index:2}
.hero-inner{
  display:grid;grid-template-columns:minmax(0,1.35fr) minmax(0,1fr);
  gap:48px;align-items:center;
  padding:64px 0 72px;
}
.page-hero .breadcrumb{color:rgba(255,255,255,.66)}
.page-hero .breadcrumb a{color:rgba(255,255,255,.86)}
.page-hero .breadcrumb a:hover{color:#fff}
.page-hero .breadcrumb span.sep{color:rgba(255,255,255,.4)}
.page-hero h1{color:#fff;margin-bottom:18px}
.hero-sub{font-size:18px;color:rgba(255,255,255,.82);max-width:640px;margin-bottom:28px}
.hero-actions{display:flex;flex-wrap:wrap;gap:14px}
.hero-actions .btn-ghost{color:#fff;border-color:rgba(255,255,255,.6)}
.hero-actions .btn-ghost:hover{background:rgba(255,255,255,.14);color:#fff;border-color:#fff}
.hero-facts{display:flex;flex-wrap:wrap;gap:10px;margin-top:28px}
.hero-facts span{
  display:inline-flex;align-items:center;gap:7px;
  padding:6px 14px;border-radius:999px;
  background:rgba(255,255,255,.1);border:1px solid rgba(255,255,255,.18);
  font-size:13px;color:rgba(255,255,255,.9);
}
.hero-facts span::before{content:"";width:6px;height:6px;border-radius:50%;background:var(--coral)}
.hero-panel{
  background:rgba(255,255,255,.97);
  border-radius:16px;padding:24px;
  color:var(--text);box-shadow:var(--shadow-lg);
}
.hero-panel h2{font-size:16px;font-weight:700;margin-bottom:14px;color:var(--dark)}
.hero-panel-list{list-style:none;margin:0;padding:0;font-size:14px;line-height:1.7}
.hero-panel-list li{
  display:flex;justify-content:space-between;gap:12px;
  padding:11px 0;border-bottom:1px dashed var(--border);color:var(--muted);
}
.hero-panel-list li:last-child{border-bottom:0;padding-bottom:0}
.hero-panel-list b{color:var(--dark);font-variant-numeric:tabular-nums}

/* ---------- 数据条 ---------- */
.data-strip{background:var(--dark);color:#fff;padding:0 0 8px;margin-top:-1px}
.data-strip-inner{
  display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:1px;
  background:rgba(255,255,255,.12);
  border-radius:16px;overflow:hidden;
  transform:translateY(36px);
  box-shadow:var(--shadow-lg);
}
.data-cell{background:var(--dark);padding:26px 24px}
.data-cell .val{
  font-size:clamp(30px,3.4vw,44px);font-weight:700;line-height:1.1;
  color:#fff;font-variant-numeric:tabular-nums;letter-spacing:.01em;
}
.data-cell .val em{font-style:normal;font-size:16px;font-weight:600;color:var(--coral);margin-left:4px}
.data-cell .cap{font-size:13px;color:rgba(255,255,255,.66);margin-top:8px;line-height:1.7}

/* ---------- 板块标题 ---------- */
.section-head{max-width:760px;margin-bottom:40px}
.section-head h2{margin-bottom:14px}
.section-head p{color:var(--muted);font-size:16px}
.rule{display:block;width:32px;height:3px;border-radius:2px;background:var(--primary);margin-bottom:18px}

/* ---------- 双栏：粘性侧导航 + 内容 ---------- */
.layout-side{display:grid;grid-template-columns:260px minmax(0,1fr);gap:40px;align-items:start}
.side-nav{position:sticky;top:96px}
.side-title{font-size:14px;font-weight:700;letter-spacing:.08em;color:var(--faint);margin-bottom:14px}
.side-links{display:flex;flex-direction:column;gap:4px;background:#fff;border:1px solid var(--border);border-radius:var(--radius-card);padding:12px;box-shadow:var(--shadow-sm)}
.side-links a{
  position:relative;display:flex;align-items:center;gap:10px;
  padding:11px 14px;border-radius:8px;
  font-size:15px;color:var(--muted);font-weight:500;
  transition:all .18s ease;
}
.side-links a::before{
  content:"";width:3px;height:16px;border-radius:2px;background:var(--border);transition:background .18s ease;
}
.side-links a:hover{background:var(--primary-tint);color:var(--primary)}
.side-links a:hover::before{background:var(--primary)}
.side-links a.active{background:var(--primary-tint);color:var(--primary);font-weight:600}
.side-links a.active::before{background:var(--primary)}
.side-card{
  margin-top:20px;background:var(--dark);color:#fff;border-radius:var(--radius-card);
  padding:24px;box-shadow:var(--shadow-sm);
}
.side-card h3{color:#fff;font-size:17px;margin-bottom:10px}
.side-card p{font-size:14px;color:rgba(255,255,255,.72);margin-bottom:16px}
.side-card .btn{width:100%}
.side-note{font-size:13px;color:var(--faint);margin-top:14px;line-height:1.7}

/* ---------- 数据卡列表 ---------- */
.main-head{
  display:flex;flex-wrap:wrap;gap:14px;justify-content:space-between;align-items:flex-end;
  margin-bottom:24px;
}
.main-head h2{font-size:26px}
.main-head p{color:var(--muted);font-size:15px;margin-top:6px}
.filter-row{display:flex;flex-wrap:wrap;gap:8px;margin-bottom:24px}
.filter-row .tag.is-on{background:var(--primary);border-color:var(--primary);color:#fff}

.feature-card{
  display:grid;grid-template-columns:minmax(0,300px) minmax(0,1fr);gap:0;
  background:#fff;border:1px solid var(--border);border-radius:var(--radius-card);
  overflow:hidden;box-shadow:var(--shadow-sm);
  transition:transform .22s ease,box-shadow .22s ease,border-color .22s ease;
  margin-bottom:20px;
}
.feature-card:hover{transform:translateY(-4px);box-shadow:var(--shadow-lg);border-color:rgba(14,107,94,.28)}
.feature-thumb{position:relative;min-height:220px;background:var(--primary-tint)}
.feature-thumb img{width:100%;height:100%;object-fit:cover;position:absolute;inset:0}
.feature-body{padding:26px 28px;display:flex;flex-direction:column;gap:12px}
.feature-body h3{font-size:21px}
.feature-body p{color:var(--muted);font-size:15.5px;line-height:1.8;margin:0}
.feature-meta{display:flex;flex-wrap:wrap;gap:14px;align-items:center;font-size:13px;color:var(--faint)}
.feature-meta b{color:var(--primary);font-weight:700;font-variant-numeric:tabular-nums}

.data-list{display:flex;flex-direction:column;gap:14px}
.data-card{
  display:grid;grid-template-columns:86px minmax(0,1fr) auto;gap:22px;align-items:center;
  background:#fff;border:1px solid var(--border);border-radius:var(--radius-card);
  padding:20px 24px;box-shadow:var(--shadow-sm);
  transition:transform .2s ease,box-shadow .2s ease,border-color .2s ease;
}
.data-card:hover{transform:translateY(-4px);box-shadow:var(--shadow-lg);border-color:rgba(14,107,94,.28)}
.date-badge{
  text-align:center;border-radius:12px;background:var(--primary-tint);
  padding:10px 6px;line-height:1.2;color:var(--primary);
}
.date-badge .d{display:block;font-size:24px;font-weight:700;font-variant-numeric:tabular-nums}
.date-badge .m{display:block;font-size:12px;font-weight:600;color:var(--primary);margin-top:2px}
.date-badge .w{display:block;font-size:12px;color:var(--faint);margin-top:4px}
.data-card h3{font-size:18px;margin-bottom:6px}
.data-card:hover h3{color:var(--primary)}
.data-card p{font-size:14.5px;color:var(--muted);margin:0;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}
.data-card .go{
  display:inline-flex;align-items:center;gap:6px;
  font-size:14px;font-weight:600;color:var(--primary);
  padding:9px 16px;border:1.5px solid var(--primary);border-radius:var(--radius-btn);
  white-space:nowrap;transition:all .18s ease;
}
.data-card .go:hover{background:var(--primary);color:#fff}
.card-tags{display:flex;flex-wrap:wrap;gap:8px;margin-top:10px}
.card-tags .tag{font-size:12px;padding:3px 10px}
.load-more{display:flex;justify-content:center;margin-top:28px}

/* ---------- 口径说明 ---------- */
.method{background:#fff;border-top:1px solid var(--border);border-bottom:1px solid var(--border)}
.method-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:24px}
.method-card{
  border:1px solid var(--border);border-radius:var(--radius-card);padding:26px;background:var(--bg);
  transition:transform .2s ease,box-shadow .2s ease;
}
.method-card:hover{transform:translateY(-4px);box-shadow:var(--shadow-lg)}
.method-num{
  display:inline-flex;align-items:center;justify-content:center;
  width:36px;height:36px;border-radius:10px;background:var(--primary);color:#fff;
  font-size:15px;font-weight:700;margin-bottom:16px;font-variant-numeric:tabular-nums;
}
.method-card h3{font-size:18px;margin-bottom:10px}
.method-card p{font-size:15px;color:var(--muted);margin:0}

/* ---------- FAQ ---------- */
.faq-wrap{max-width:860px;margin:0 auto}
.faq-item{
  background:#fff;border:1px solid var(--border);border-radius:var(--radius-card);
  margin-bottom:12px;box-shadow:var(--shadow-sm);overflow:hidden;
  transition:border-color .2s ease,box-shadow .2s ease;
}
.faq-item:hover{border-color:rgba(14,107,94,.28)}
.faq-q{
  width:100%;display:flex;align-items:center;justify-content:space-between;gap:16px;
  padding:20px 24px;background:transparent;border:0;cursor:pointer;text-align:left;
  font-size:17px;font-weight:600;color:var(--text);line-height:1.5;
}
.faq-q:hover{color:var(--primary)}
.faq-item.is-open .faq-q{color:var(--primary)}
.faq-icon{
  position:relative;flex:0 0 auto;width:22px;height:22px;border-radius:50%;
  background:var(--primary-tint);
}
.faq-icon::before,.faq-icon::after{
  content:"";position:absolute;left:50%;top:50%;transform:translate(-50%,-50%);
  background:var(--primary);border-radius:2px;transition:transform .2s ease,opacity .2s ease;
}
.faq-icon::before{width:10px;height:2px}
.faq-icon::after{width:2px;height:10px}
.faq-item.is-open .faq-icon::after{transform:translate(-50%,-50%) rotate(90deg);opacity:0}
.faq-a{max-height:0;overflow:hidden;transition:max-height .28s ease}
.faq-item.is-open .faq-a{max-height:520px}
.faq-a-inner{padding:0 24px 22px;color:var(--muted);font-size:15.5px;line-height:1.85}

/* ---------- CTA ---------- */
.cta-band{
  background:linear-gradient(120deg,var(--primary) 0%,#0C5C51 60%,var(--dark) 100%);
  color:#fff;border-radius:20px;padding:56px 48px;
  display:grid;grid-template-columns:minmax(0,1fr) auto;gap:32px;align-items:center;
  box-shadow:var(--shadow-lg);
}
.cta-band h2{color:#fff;margin-bottom:12px}
.cta-band p{color:rgba(255,255,255,.8);max-width:620px;margin:0}
.cta-actions{display:flex;flex-wrap:wrap;gap:12px}

/* ---------- 弹层 ---------- */
.modal-overlay{
  display:none;position:fixed;inset:0;z-index:200;
  background:rgba(14,43,38,.55);
  align-items:center;justify-content:center;padding:24px;
  overflow-y:auto;
}
.modal-overlay.is-open{display:flex}
.modal-box{
  width:100%;max-width:520px;background:#fff;border-radius:16px;padding:32px;
  box-shadow:0 24px 60px rgba(14,43,38,.28);position:relative;
}
.modal-box h3{font-size:22px;margin-bottom:8px}
.modal-desc{font-size:14.5px;color:var(--muted);margin-bottom:22px}
.modal-close{
  position:absolute;top:16px;right:16px;width:34px;height:34px;border-radius:50%;
  border:1px solid var(--border);background:#fff;color:var(--muted);cursor:pointer;
  font-size:18px;line-height:1;display:flex;align-items:center;justify-content:center;
  transition:all .18s ease;
}
.modal-close:hover{background:var(--primary-tint);color:var(--primary);border-color:var(--primary)}
.field{margin-bottom:16px}
.field label{display:block;font-size:14px;font-weight:600;color:var(--text);margin-bottom:7px}
.field label .req{color:var(--coral);margin-left:3px}
.field input,.field select,.field textarea{
  width:100%;border:1px solid var(--border);border-radius:10px;
  padding:12px 14px;font-size:15px;color:var(--text);background:#fff;
  line-height:1.5;transition:border-color .18s ease,box-shadow .18s ease;
}
.field input,.field select{height:48px}
.field textarea{min-height:96px;resize:vertical}
.field input:focus,.field select:focus,.field textarea:focus{
  outline:none;border-color:var(--primary);box-shadow:0 0 0 3px rgba(14,107,94,.15);
}
.check-row{display:flex;align-items:flex-start;gap:10px;margin:6px 0 18px;font-size:14px;color:var(--muted);line-height:1.7}
.check-row input{width:18px;height:18px;margin-top:3px;flex:0 0 auto;accent-color:var(--primary)}
.form-note{font-size:14px;color:var(--faint);margin-top:14px}
.form-note.is-ok{color:var(--success);font-weight:600}
.privacy-line{font-size:13px;color:var(--faint);display:block;margin-top:12px}

/* ---------- 页脚 ---------- */
.site-footer{background:var(--dark);color:rgba(255,255,255,.78);padding:72px 0 0;margin-top:96px}
.footer-grid{display:grid;grid-template-columns:1.4fr 1fr 1fr 1.3fr;gap:40px}
.footer-brand{display:inline-flex;align-items:center;gap:9px;color:#fff;margin-bottom:16px}
.footer-brand:hover{color:var(--coral)}
.footer-brand .brand-mark{background:rgba(255,255,255,.12);color:#fff}
.footer-brand .brand-text{font-size:18px}
.footer-desc{font-size:14.5px;color:rgba(255,255,255,.66);line-height:1.8;max-width:320px}
.footer-col h4{color:#fff;font-size:15px;font-weight:600;margin-bottom:16px}
.footer-links{display:flex;flex-direction:column;gap:10px}
.footer-links a{color:rgba(255,255,255,.72);font-size:14.5px;transition:color .18s ease}
.footer-links a:hover{color:var(--coral)}
.footer-contact{display:flex;flex-direction:column;gap:10px;font-size:14px;color:rgba(255,255,255,.66);line-height:1.75}
.footer-contact a{color:rgba(255,255,255,.86)}
.footer-contact a:hover{color:var(--coral)}
.footer-bottom{
  margin-top:48px;padding:22px 0;border-top:1px solid rgba(255,255,255,.14);
  display:flex;flex-wrap:wrap;gap:12px;justify-content:space-between;
  font-size:13px;color:rgba(255,255,255,.52);
}

/* ---------- 响应式 ---------- */
@media (max-width:1024px){
  :root{--space-section:72px}
  .container{padding:0 24px}
  .nav-left .nav-link:nth-child(3),
  .nav-right .nav-link{display:none}
  .nav-wrap{min-height:68px}
  .hero-inner{grid-template-columns:1fr;gap:32px;padding:52px 0 60px}
  .data-strip-inner{grid-template-columns:repeat(2,minmax(0,1fr))}
  .layout-side{grid-template-columns:1fr;gap:24px}
  .side-nav{position:static}
  .side-links{flex-direction:row;flex-wrap:wrap}
  .side-links a::before{display:none}
  .side-card{margin-top:16px}
  .method-grid{grid-template-columns:1fr}
  .cta-band{grid-template-columns:1fr;padding:40px 32px}
  .footer-grid{grid-template-columns:1fr 1fr;gap:32px}
  .feature-card{grid-template-columns:1fr}
  .feature-thumb{min-height:200px;position:relative}
}
@media (max-width:640px){
  :root{--space-section:56px}
  body{font-size:16px;line-height:1.85}
  .container{padding:0 20px}
  .nav-wrap{grid-template-columns:auto 1fr auto;min-height:62px;gap:10px}
  .nav-left,.nav-right{display:none}
  .brand{justify-self:center}
  .brand-text{font-size:16px}
  .nav-toggle{display:flex;justify-self:end}
  .hero-inner{padding:40px 0 48px}
  .hero-sub{font-size:16px}
  .hero-actions{flex-direction:column;align-items:stretch}
  .hero-actions .btn{width:100%}
  .data-strip-inner{transform:translateY(24px)}
  .data-cell{padding:20px 18px}
  .section-head{margin-bottom:28px}
  .main-head{flex-direction:column;align-items:flex-start}
  .data-card{grid-template-columns:1fr;gap:14px;padding:20px}
  .date-badge{display:flex;align-items:baseline;gap:8px;justify-content:flex-start;width:max-content;padding:6px 14px}
  .date-badge .d{font-size:18px}
  .date-badge .m,.date-badge .w{font-size:12px;margin-top:0}
  .data-card .go{width:100%;justify-content:center}
  .feature-body{padding:22px 20px}
  .faq-q{padding:18px 20px;font-size:16px}
  .faq-a-inner{padding:0 20px 20px;font-size:15px}
  .cta-band{padding:32px 22px;border-radius:16px}
  .cta-actions{flex-direction:column}
  .cta-actions .btn{width:100%}
  .footer-grid{grid-template-columns:1fr}
  .site-footer{padding-top:52px;margin-top:56px}
  .footer-bottom{flex-direction:column;gap:8px}
  .modal-box{padding:24px 20px}
  .side-links{flex-direction:column}
  .side-links a::before{display:block}
}

/* roulang page: category3 */
:root{
  --deep:#0E6B5E;
  --deep-hover:#0A5148;
  --tint:#E7F1EE;
  --coral:#F26B4A;
  --coral-hover:#D9533A;
  --bg:#F7F6F2;
  --card:#FFFFFF;
  --dark:#0E2B26;
  --text:#1B2320;
  --muted:#5C6B66;
  --faint:#8A9691;
  --line:#E4E7E2;
  --ok:#2E9B6B;
  --warn:#E0A32E;
  --r-card:14px;
  --r-img:12px;
  --r-btn:10px;
  --sh-1:0 1px 2px rgba(18,42,36,.06);
  --sh-2:0 10px 28px rgba(18,42,36,.10);
  --sec:96px;
}
*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth}
body{
  margin:0;
  font-family:-apple-system,"PingFang SC","Hiragino Sans GB","Microsoft YaHei","Source Han Sans SC",sans-serif;
  font-size:17px;
  line-height:1.85;
  color:var(--text);
  background:var(--bg);
  letter-spacing:.01em;
  -webkit-font-smoothing:antialiased;
}
h1,h2,h3,h4,h5{margin:0;font-weight:700;color:var(--text);letter-spacing:.01em;line-height:1.35}
p{margin:0 0 1.1em}
p:last-child{margin-bottom:0}
a{color:var(--deep);text-decoration:none;transition:color .2s ease}
a:hover{color:var(--deep-hover)}
ul,ol{margin:0;padding:0;list-style:none}
img{max-width:100%;display:block;border-radius:var(--r-img)}
button{font-family:inherit;cursor:pointer}
input,select,textarea{font-family:inherit;font-size:16px}
:focus-visible{outline:none;box-shadow:0 0 0 3px rgba(14,107,94,.25);border-radius:6px}

.container{width:100%;max-width:1200px;margin:0 auto;padding:0 32px}
.section{padding:var(--sec) 0}
.section--tint{background:var(--tint)}
.section--dark{background:var(--dark);color:#DDE7E3}
.section--dark h2,.section--dark h3{color:#fff}

/* ---------- header ---------- */
.site-header{
  position:sticky;top:0;z-index:60;
  background:rgba(247,246,242,.92);
  backdrop-filter:saturate(180%) blur(10px);
  border-bottom:1px solid transparent;
  transition:background .25s ease,box-shadow .25s ease,border-color .25s ease;
}
.site-header.is-stuck{background:#fff;border-bottom-color:var(--line);box-shadow:0 2px 12px rgba(18,42,36,.06)}
.nav-wrap{
  position:relative;
  display:grid;
  grid-template-columns:1fr auto 1fr;
  align-items:center;
  gap:16px;
  min-height:76px;
}
.nav-side{display:flex;align-items:center;gap:6px}
.nav-left{justify-self:start}
.nav-right{justify-self:end;gap:8px}
.nav-link{
  position:relative;
  display:inline-flex;align-items:center;
  padding:8px 12px;
  font-size:15.5px;font-weight:500;color:var(--muted);
  border-radius:8px;
  white-space:nowrap;
  transition:color .2s ease,background .2s ease;
}
.nav-link::after{
  content:"";position:absolute;left:12px;right:12px;bottom:2px;height:2px;
  background:var(--deep);border-radius:2px;transform:scaleX(0);transform-origin:center;
  transition:transform .22s ease;
}
.nav-link:hover{color:var(--deep);background:rgba(14,107,94,.06)}
.nav-link:hover::after,.nav-link.active::after{transform:scaleX(1)}
.nav-link.active{color:var(--deep);font-weight:600}
.brand{
  display:inline-flex;align-items:center;gap:10px;
  justify-self:center;
  font-weight:700;font-size:19px;color:var(--text);
  letter-spacing:.02em;white-space:nowrap;
}
.brand:hover{color:var(--deep)}
.brand-mark{
  display:inline-flex;align-items:center;justify-content:center;
  width:36px;height:36px;border-radius:11px;
  background:var(--deep);color:#fff;flex:0 0 auto;
}
.nav-toggle{
  display:none;
  justify-self:end;
  width:44px;height:44px;border:1px solid var(--line);border-radius:10px;
  background:#fff;position:relative;
}
.nav-toggle span,.nav-toggle span::before,.nav-toggle span::after{
  position:absolute;left:50%;transform:translateX(-50%);
  width:18px;height:2px;background:var(--deep);border-radius:2px;content:"";
  transition:transform .22s ease,opacity .22s ease;
}
.nav-toggle span{top:50%;margin-top:-1px}
.nav-toggle span::before{top:-6px;left:50%}
.nav-toggle span::after{top:6px;left:50%}
.nav-toggle[aria-expanded="true"] span{background:transparent}
.nav-toggle[aria-expanded="true"] span::before{transform:translateX(-50%) rotate(45deg);top:0}
.nav-toggle[aria-expanded="true"] span::after{transform:translateX(-50%) rotate(-45deg);top:0}
.mobile-panel{
  display:none;
  border-top:1px solid var(--line);
  background:#fff;
  box-shadow:0 18px 30px rgba(18,42,36,.08);
  padding:10px 0 22px;
}
.mobile-panel.is-open{display:block}
.m-nav-link{
  display:flex;align-items:center;
  min-height:52px;padding:0 4px;
  font-size:16px;color:var(--text);
  border-bottom:1px solid var(--line);
}
.m-nav-link.active{color:var(--deep);font-weight:600}
.m-cta{padding-top:18px}

/* ---------- buttons ---------- */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  min-height:48px;padding:12px 24px;
  font-size:16px;font-weight:600;line-height:1.2;
  border-radius:var(--r-btn);border:1.5px solid transparent;
  text-decoration:none;cursor:pointer;
  transition:background .2s ease,color .2s ease,border-color .2s ease,transform .2s ease,box-shadow .2s ease;
}
.btn-primary{background:var(--deep);color:#fff}
.btn-primary:hover{background:var(--deep-hover);color:#fff;transform:translateY(-2px);box-shadow:var(--sh-2)}
.btn-coral{background:var(--coral);color:#fff}
.btn-coral:hover{background:var(--coral-hover);color:#fff;transform:translateY(-2px);box-shadow:0 10px 24px rgba(242,107,74,.28)}
.btn-ghost{background:transparent;color:var(--deep);border-color:var(--deep)}
.btn-ghost:hover{background:var(--deep);color:#fff;transform:translateY(-2px)}
.btn-light{background:#fff;color:var(--deep)}
.btn-light:hover{background:var(--tint);color:var(--deep-hover);transform:translateY(-2px)}
.btn-sm{min-height:40px;padding:9px 18px;font-size:15px}
.btn-block{width:100%}
.btn:active{transform:translateY(0)}

/* ---------- hero ---------- */
.page-hero{
  position:relative;overflow:hidden;
  color:#fff;
  padding:46px 0 62px;
  background:var(--dark);
}
.page-hero-bg{
  position:absolute;inset:0;
  background-size:cover;background-position:center;
  transform:scale(1.02);
}
.page-hero::after{
  content:"";position:absolute;inset:0;
  background:linear-gradient(102deg,rgba(14,43,38,.95) 8%,rgba(14,43,38,.82) 46%,rgba(14,43,38,.55) 100%);
}
.page-hero .container{position:relative;z-index:2;max-width:1200px}
.crumb{display:flex;flex-wrap:wrap;align-items:center;gap:8px;font-size:14px;color:rgba(255,255,255,.72);margin-bottom:26px}
.crumb a{color:rgba(255,255,255,.86)}
.crumb a:hover{color:var(--coral)}
.crumb span.sep{opacity:.5}
.hero-badge{
  display:inline-flex;align-items:center;gap:8px;
  padding:6px 14px;border-radius:999px;
  background:rgba(255,255,255,.12);
  border:1px solid rgba(255,255,255,.22);
  font-size:13.5px;font-weight:600;color:#fff;
  letter-spacing:.04em;
}
.hero-badge::before{content:"";width:7px;height:7px;border-radius:50%;background:var(--coral)}
.page-hero h1{
  color:#fff;
  font-size:clamp(28px,4.2vw,44px);
  line-height:1.25;
  margin:20px 0 14px;
  max-width:820px;
}
.hero-sub{
  font-size:17.5px;color:rgba(255,255,255,.84);
  max-width:680px;margin-bottom:26px;
}
.hero-facts{display:flex;flex-wrap:wrap;gap:10px}
.fact-chip{
  display:inline-flex;align-items:center;gap:8px;
  padding:8px 16px;border-radius:999px;
  background:rgba(255,255,255,.09);
  border:1px solid rgba(255,255,255,.16);
  font-size:14px;color:#EAF3F0;
}
.fact-chip b{font-variant-numeric:tabular-nums;color:#fff}

/* ---------- generic section head ---------- */
.sec-head{max-width:760px;margin-bottom:44px}
.sec-head h2{font-size:clamp(24px,3vw,32px);margin-bottom:12px}
.sec-head p{color:var(--muted);font-size:16.5px;margin:0}
.rule{width:32px;height:3px;border-radius:3px;background:var(--deep);margin-bottom:18px}
.section--dark .rule{background:var(--coral)}

/* ---------- split layout ---------- */
.split{display:grid;grid-template-columns:minmax(0,1fr) 344px;gap:40px;align-items:start}

/* ---------- steps ---------- */
.steps{position:relative;margin-top:8px}
.step{
  position:relative;
  display:grid;grid-template-columns:52px minmax(0,1fr);gap:22px;
  padding-bottom:36px;
}
.step:last-child{padding-bottom:0}
.step::before{
  content:"";position:absolute;left:25px;top:56px;bottom:6px;width:2px;
  background:linear-gradient(180deg,rgba(14,107,94,.35),rgba(14,107,94,.10));
  border-radius:2px;
}
.step:last-child::before{display:none}
.step-num{
  width:52px;height:52px;border-radius:50%;
  display:flex;align-items:center;justify-content:center;
  background:var(--tint);color:var(--deep);
  font-size:19px;font-weight:700;font-variant-numeric:tabular-nums;
  border:1.5px solid rgba(14,107,94,.22);
  position:relative;z-index:2;
  transition:background .25s ease,color .25s ease,transform .25s ease;
}
.step:hover .step-num{background:var(--deep);color:#fff;transform:translateY(-2px)}
.step-body{
  background:var(--card);border:1px solid var(--line);border-radius:var(--r-card);
  padding:22px 26px;box-shadow:var(--sh-1);
  transition:box-shadow .25s ease,border-color .25s ease,transform .25s ease;
}
.step-body:hover{box-shadow:var(--sh-2);border-color:rgba(14,107,94,.22);transform:translateY(-3px)}
.step-body h3{font-size:20px;margin-bottom:8px}
.step-body p{color:var(--muted);font-size:16px;margin:0}
.step-meta{
  display:inline-flex;align-items:center;gap:6px;
  margin-bottom:10px;font-size:13px;font-weight:600;
  color:var(--deep);background:var(--tint);
  padding:4px 11px;border-radius:999px;
}

/* ---------- notice ---------- */
.notice-card{
  margin-top:34px;
  background:var(--tint);
  border-radius:var(--r-card);
  border-left:4px solid var(--coral);
  padding:24px 28px;
}
.notice-card h3{font-size:18px;margin-bottom:8px}
.notice-card p{color:#3D514B;font-size:16px;margin:0}

/* ---------- side cards ---------- */
.side-card{
  background:var(--card);border:1px solid var(--line);border-radius:var(--r-card);
  padding:26px;box-shadow:var(--sh-1);
  margin-bottom:22px;
}
.side-card:last-child{margin-bottom:0}
.side-card h3{font-size:18px;margin-bottom:10px}
.side-card p{color:var(--muted);font-size:15.5px;margin-bottom:18px}
.side-card--dark{background:var(--dark);border-color:rgba(255,255,255,.10);color:#DCE7E3}
.side-card--dark h3{color:#fff}
.side-card--dark p{color:rgba(255,255,255,.72)}
.side-card--dark .btn-coral:hover{box-shadow:0 10px 24px rgba(242,107,74,.35)}
.side-list li{
  display:flex;gap:10px;align-items:flex-start;
  padding:11px 0;border-bottom:1px dashed var(--line);
  font-size:15.5px;color:var(--muted);
}
.side-list li:last-child{border-bottom:none;padding-bottom:0}
.side-list .dot{
  flex:0 0 auto;width:18px;height:18px;border-radius:50%;
  background:var(--tint);color:var(--deep);
  display:inline-flex;align-items:center;justify-content:center;
  font-size:11px;font-weight:700;margin-top:4px;
}
.side-card .thumb{border-radius:var(--r-img);overflow:hidden;margin-bottom:18px}
.side-card .thumb img{width:100%;height:150px;object-fit:cover;transition:transform .4s ease}
.side-card .thumb:hover img{transform:scale(1.04)}

/* ---------- check section ---------- */
.check-grid{display:grid;grid-template-columns:minmax(0,1.05fr) minmax(0,1fr);gap:48px;align-items:center}
.check-media{position:relative;border-radius:16px;overflow:hidden;box-shadow:var(--sh-2)}
.check-media img{width:100%;height:100%;aspect-ratio:4/3;object-fit:cover;border-radius:16px}
.check-media .media-tag{
  position:absolute;left:18px;bottom:18px;
  background:rgba(14,43,38,.88);color:#fff;
  padding:8px 14px;border-radius:999px;font-size:13.5px;font-weight:600;
}
.check-list li{
  display:grid;grid-template-columns:26px minmax(0,1fr);gap:14px;
  padding:16px 0;border-bottom:1px solid var(--line);
}
.check-list li:last-child{border-bottom:none}
.check-ico{
  width:26px;height:26px;border-radius:8px;background:var(--tint);color:var(--deep);
  display:flex;align-items:center;justify-content:center;font-size:13px;font-weight:700;margin-top:2px;
}
.check-list h3{font-size:17px;margin-bottom:4px}
.check-list p{color:var(--muted);font-size:15.5px;margin:0}

/* ---------- cases ---------- */
.case-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:24px}
.case-card{
  background:var(--card);border:1px solid var(--line);border-radius:var(--r-card);
  padding:26px;box-shadow:var(--sh-1);
  display:flex;flex-direction:column;
  transition:transform .25s ease,box-shadow .25s ease,border-color .25s ease;
}
.case-card:hover{transform:translateY(-4px);box-shadow:var(--sh-2);border-color:rgba(14,107,94,.24)}
.case-card:hover h3{color:var(--deep)}
.case-card .badge{
  display:inline-flex;align-items:center;gap:7px;
  align-self:flex-start;
  padding:5px 12px;border-radius:999px;
  background:var(--tint);color:var(--deep);
  font-size:13px;font-weight:600;margin-bottom:16px;
}
.case-card .badge::before{content:"";width:6px;height:6px;border-radius:50%;background:var(--coral)}
.case-card h3{font-size:19px;margin-bottom:10px;transition:color .2s ease}
.case-card p{color:var(--muted);font-size:15.5px;margin-bottom:18px}
.case-card .link-more{
  margin-top:auto;font-size:15px;font-weight:600;color:var(--deep);
  display:inline-flex;align-items:center;gap:6px;
}
.case-card .link-more:hover{color:var(--coral-hover)}
.case-card .link-more::after{content:"›";font-size:18px;line-height:1;transition:transform .2s ease}
.case-card .link-more:hover::after{transform:translateX(4px)}

/* ---------- faq ---------- */
.faq-wrap{max-width:880px}
.faq-item{
  background:var(--card);border:1px solid var(--line);border-radius:var(--r-card);
  margin-bottom:12px;overflow:hidden;
  transition:border-color .22s ease,box-shadow .22s ease;
}
.faq-item:hover{border-color:rgba(14,107,94,.26);box-shadow:var(--sh-1)}
.faq-q{
  width:100%;display:flex;align-items:center;justify-content:space-between;gap:16px;
  padding:20px 24px;background:transparent;border:0;
  font-size:17px;font-weight:600;color:var(--text);text-align:left;
  transition:color .2s ease;
}
.faq-q:hover{color:var(--deep)}
.faq-icon{
  flex:0 0 auto;width:26px;height:26px;border-radius:50%;
  background:var(--tint);color:var(--deep);
  display:flex;align-items:center;justify-content:center;
  font-size:16px;font-weight:700;line-height:1;
  transition:background .22s ease,color .22s ease,transform .22s ease;
}
.faq-item.is-open .faq-q{color:var(--deep)}
.faq-item.is-open .faq-icon{background:var(--deep);color:#fff;transform:rotate(45deg)}
.faq-a{max-height:0;overflow:hidden;transition:max-height .32s ease}
.faq-a-inner{padding:0 24px 22px;color:var(--muted);font-size:16px;line-height:1.85}

/* ---------- cta band ---------- */
.cta-band{
  position:relative;overflow:hidden;
  background:var(--deep);color:#fff;
  padding:72px 0;
}
.cta-band::after{
  content:"";position:absolute;right:-80px;top:-80px;
  width:420px;height:420px;border-radius:50%;
  background:radial-gradient(circle,rgba(255,255,255,.10),transparent 68%);
}
.cta-inner{position:relative;z-index:2;display:grid;grid-template-columns:minmax(0,1fr) auto;gap:32px;align-items:center}
.cta-inner h2{color:#fff;font-size:clamp(24px,3vw,32px);margin-bottom:10px}
.cta-inner p{color:rgba(255,255,255,.82);margin:0;max-width:660px}
.cta-actions{display:flex;gap:12px;flex-wrap:wrap}

/* ---------- footer ---------- */
.site-footer{background:var(--dark);color:rgba(255,255,255,.72);padding:72px 0 26px;font-size:15.5px}
.footer-grid{display:grid;grid-template-columns:1.4fr 1fr 1fr 1.3fr;gap:40px;padding-bottom:44px}
.footer-brand{display:inline-flex;align-items:center;gap:10px;color:#fff;font-weight:700;font-size:18px;margin-bottom:16px}
.footer-brand:hover{color:var(--coral)}
.footer-brand .brand-mark{background:rgba(255,255,255,.12)}
.footer-desc{color:rgba(255,255,255,.62);font-size:15px;max-width:330px;margin:0}
.footer-col h4{color:#fff;font-size:16px;margin-bottom:16px;font-weight:600}
.footer-links{display:flex;flex-direction:column;gap:10px}
.footer-links a,.footer-contact a{color:rgba(255,255,255,.70);font-size:15px}
.footer-links a:hover,.footer-contact a:hover{color:var(--coral)}
.footer-contact{display:flex;flex-direction:column;gap:10px;color:rgba(255,255,255,.62);font-size:15px}
.footer-bottom{
  display:flex;justify-content:space-between;gap:16px;flex-wrap:wrap;
  padding-top:22px;border-top:1px solid rgba(255,255,255,.12);
  font-size:14px;color:rgba(255,255,255,.52);
}

/* ---------- modal ---------- */
.modal{position:fixed;inset:0;z-index:120;display:none}
.modal.is-open{display:block}
.modal-overlay{position:absolute;inset:0;background:rgba(14,43,38,.62);backdrop-filter:blur(3px)}
.modal-box{
  position:relative;z-index:2;
  width:min(520px,calc(100% - 32px));
  margin:6vh auto 0;
  background:#fff;border-radius:16px;
  padding:32px;box-shadow:0 24px 60px rgba(18,42,36,.28);
  max-height:88vh;overflow:auto;
}
.modal-box h3{font-size:22px;margin-bottom:6px}
.modal-box .modal-sub{color:var(--muted);font-size:15px;margin-bottom:22px}
.modal-close{
  position:absolute;right:14px;top:14px;
  width:36px;height:36px;border-radius:50%;
  border:1px solid var(--line);background:#fff;color:var(--muted);
  font-size:18px;line-height:1;display:flex;align-items:center;justify-content:center;
}
.modal-close:hover{background:var(--tint);color:var(--deep)}
.field{margin-bottom:16px}
.field label{display:block;font-size:14px;font-weight:600;color:var(--text);margin-bottom:7px}
.field label .req{color:var(--coral);margin-left:3px}
.field input,.field select,.field textarea{
  width:100%;min-height:48px;padding:11px 14px;
  border:1px solid var(--line);border-radius:10px;background:#fff;color:var(--text);
  transition:border-color .2s ease,box-shadow .2s ease;
}
.field textarea{min-height:96px;resize:vertical}
.field input:focus,.field select:focus,.field textarea:focus{
  border-color:var(--deep);box-shadow:0 0 0 3px rgba(14,107,94,.16);outline:none;
}
.field .hint{font-size:13px;color:var(--warn);margin-top:6px;display:none}
.field.has-error input{border-color:var(--warn)}
.field.has-error .hint{display:block}
.check-line{display:flex;gap:10px;align-items:flex-start;font-size:14px;color:var(--muted);margin:6px 0 20px}
.check-line input{width:18px;height:18px;min-height:0;margin-top:4px;flex:0 0 auto;accent-color:var(--deep)}
.form-ok{display:none;background:var(--tint);color:var(--deep);border-radius:10px;padding:12px 16px;font-size:15px;margin-bottom:16px}
.form-ok.is-show{display:block}

/* ---------- responsive ---------- */
@media (max-width:1024px){
  :root{--sec:72px}
  .container{padding:0 24px}
  .nav-side{display:none}
  .nav-toggle{display:block}
  .nav-wrap{grid-template-columns:44px 1fr 44px}
  .brand{font-size:17px}
  .brand-text{max-width:auto}
  .split{grid-template-columns:minmax(0,1fr);gap:32px}
  .case-grid{grid-template-columns:repeat(2,minmax(0,1fr))}
  .check-grid{grid-template-columns:minmax(0,1fr);gap:32px}
  .footer-grid{grid-template-columns:1fr 1fr;gap:32px}
  .cta-inner{grid-template-columns:minmax(0,1fr);gap:24px}
}
@media (max-width:640px){
  :root{--sec:56px}
  body{font-size:16px;line-height:1.85}
  .container{padding:0 20px}
  .nav-wrap{min-height:66px;gap:10px}
  .brand{font-size:16px;gap:8px}
  .brand-mark{width:32px;height:32px;border-radius:9px}
  .page-hero{padding:32px 0 46px}
  .hero-sub{font-size:16px}
  .hero-facts{gap:8px}
  .fact-chip{font-size:13px;padding:7px 12px}
  .btn{width:100%}
  .btn-sm{width:auto}
  .cta-actions{width:100%}
  .step{grid-template-columns:44px minmax(0,1fr);gap:14px;padding-bottom:28px}
  .step-num{width:44px;height:44px;font-size:17px}
  .step::before{left:21px;top:48px}
  .step-body{padding:18px 18px}
  .step-body h3{font-size:18px}
  .case-grid{grid-template-columns:minmax(0,1fr)}
  .footer-grid{grid-template-columns:minmax(0,1fr);gap:28px;padding-bottom:32px}
  .site-footer{padding:52px 0 22px}
  .faq-q{padding:17px 18px;font-size:16px}
  .faq-a-inner{padding:0 18px 18px;font-size:15.5px}
  .modal-box{padding:24px;margin-top:4vh}
  .notice-card{padding:20px 20px}
  .side-card{padding:22px}
}

/* roulang page: category4 */
:root{
  --brand:#0E6B5E;
  --brand-dark:#0A5148;
  --brand-soft:#CFE3DD;
  --tint:#E7F1EE;
  --coral:#F26B4A;
  --coral-dark:#D8532F;
  --bg:#F7F6F2;
  --card:#FFFFFF;
  --ink:#1B2320;
  --muted:#5C6B66;
  --weak:#8A9691;
  --line:#E4E7E2;
  --dark:#0E2B26;
  --ok:#2E9B6B;
  --warn:#E0A32E;
  --r-card:14px;
  --r-img:12px;
  --r-btn:10px;
  --r-pill:999px;
  --sh-1:0 1px 2px rgba(18,42,36,.06);
  --sh-2:0 10px 28px rgba(18,42,36,.10);
  --sec:96px;
}
*,*::before,*::after{box-sizing:border-box;}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth;}
body{
  margin:0;
  font-family:-apple-system,"PingFang SC","Hiragino Sans GB","Microsoft YaHei","Source Han Sans SC",sans-serif;
  font-size:17px;
  line-height:1.85;
  color:var(--ink);
  background:var(--bg);
  letter-spacing:.01em;
  -webkit-font-smoothing:antialiased;
}
body.no-scroll{overflow:hidden;}
img{max-width:100%;display:block;border-radius:var(--r-img);}
a{color:var(--brand);text-decoration:none;transition:color .2s ease;}
a:hover{color:var(--brand-dark);}
button{font:inherit;}
h1,h2,h3,h4{margin:0 0 .5em;color:var(--ink);font-weight:700;letter-spacing:.01em;}
h1{font-size:clamp(28px,4.2vw,44px);line-height:1.25;}
h2{font-size:clamp(24px,2.6vw,32px);line-height:1.35;}
h3{font-size:20px;line-height:1.45;font-weight:600;}
h4{font-size:17px;line-height:1.5;font-weight:600;}
p{margin:0 0 1.1em;color:var(--muted);}
ul{margin:0 0 1.1em;padding-left:1.15em;}
:focus-visible{outline:3px solid rgba(14,107,94,.25);outline-offset:2px;}
.container{width:100%;max-width:1200px;margin:0 auto;padding:0 32px;}
.section{padding:var(--sec) 0;}
.section-tight{padding:64px 0;}
.section-head{max-width:720px;margin-bottom:40px;}
.section-head p{margin-bottom:0;}
.eyebrow{
  display:inline-flex;align-items:center;gap:8px;
  font-size:14px;font-weight:600;color:var(--brand);
  background:var(--tint);border-radius:var(--r-pill);
  padding:5px 14px;margin-bottom:16px;line-height:1.6;
}
.eyebrow .dot{width:7px;height:7px;border-radius:50%;background:var(--coral);display:inline-block;}
.rule{display:block;width:32px;height:3px;border-radius:2px;background:var(--brand);margin:18px 0 0;}

/* ============ 导航 ============ */
.site-header{
  position:sticky;top:0;z-index:80;
  background:rgba(247,246,242,.92);
  backdrop-filter:saturate(140%) blur(10px);
  border-bottom:1px solid transparent;
  transition:background .25s ease,box-shadow .25s ease,border-color .25s ease;
}
.site-header.is-scrolled{
  background:#fff;
  border-bottom-color:var(--line);
  box-shadow:0 6px 18px rgba(18,42,36,.06);
}
.nav-wrap{display:flex;align-items:center;justify-content:space-between;gap:20px;height:76px;position:relative;}
.nav-side{display:flex;align-items:center;gap:22px;flex:1 1 0;min-width:0;}
.nav-left{justify-content:flex-start;}
.nav-right{justify-content:flex-end;}
.nav-link{
  position:relative;font-size:15px;color:var(--muted);padding:6px 0;white-space:nowrap;
  transition:color .2s ease;
}
.nav-link:hover{color:var(--brand);}
.nav-link.active{color:var(--ink);font-weight:600;}
.nav-link.active::after{
  content:"";position:absolute;left:0;right:0;bottom:-4px;height:2px;
  background:var(--brand);border-radius:2px;
}
.brand{display:inline-flex;align-items:center;gap:9px;flex:0 0 auto;color:var(--ink);}
.brand:hover{color:var(--brand);}
.brand-mark{
  width:34px;height:34px;border-radius:11px;display:inline-flex;align-items:center;justify-content:center;
  background:var(--tint);color:var(--brand);flex:0 0 auto;
}
.brand-text{font-size:18px;font-weight:700;letter-spacing:.02em;}
.nav-toggle{display:none;background:none;border:0;width:42px;height:42px;padding:0;cursor:pointer;border-radius:10px;}
.nav-toggle span,.nav-toggle span::before,.nav-toggle span::after{
  display:block;width:20px;height:2px;border-radius:2px;background:var(--ink);
  transition:transform .22s ease,opacity .22s ease;content:"";
}
.nav-toggle span{position:relative;margin:0 auto;}
.nav-toggle span::before{position:absolute;top:-6px;left:0;}
.nav-toggle span::after{position:absolute;top:6px;left:0;}
.nav-toggle.is-active span{background:transparent;}
.nav-toggle.is-active span::before{transform:translateY(6px) rotate(45deg);}
.nav-toggle.is-active span::after{transform:translateY(-6px) rotate(-45deg);}
.mobile-panel{
  display:none;background:#fff;border-top:1px solid var(--line);
  box-shadow:0 18px 30px rgba(18,42,36,.08);
}
.mobile-panel.is-open{display:block;animation:panelIn .22s ease;}
@keyframes panelIn{from{opacity:0;transform:translateY(-6px);}to{opacity:1;transform:none;}}
.mobile-panel .container{padding-top:10px;padding-bottom:22px;}
.m-nav-link{
  display:flex;align-items:center;height:52px;font-size:16px;color:var(--ink);
  border-bottom:1px solid var(--line);
}
.m-nav-link.active{color:var(--brand);font-weight:600;}
.m-cta{margin-top:18px;}

/* ============ 按钮 ============ */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  min-height:48px;padding:12px 24px;border-radius:var(--r-btn);
  font-size:16px;font-weight:600;line-height:1.4;border:1.5px solid transparent;
  cursor:pointer;text-decoration:none;transition:transform .18s ease,background-color .2s ease,color .2s ease,box-shadow .2s ease,border-color .2s ease;
}
.btn:hover{transform:translateY(-2px);}
.btn-primary{background:var(--brand);color:#fff;box-shadow:var(--sh-1);}
.btn-primary:hover,.btn-primary:focus{background:var(--brand-dark);color:#fff;box-shadow:var(--sh-2);}
.btn-coral{background:var(--coral);color:#fff;box-shadow:var(--sh-1);}
.btn-coral:hover,.btn-coral:focus{background:var(--coral-dark);color:#fff;box-shadow:var(--sh-2);}
.btn-ghost{background:transparent;border-color:var(--brand);color:var(--brand);}
.btn-ghost:hover,.btn-ghost:focus{background:var(--tint);color:var(--brand-dark);border-color:var(--brand-dark);}
.btn-light{background:#fff;color:var(--dark);}
.btn-light:hover,.btn-light:focus{background:var(--tint);color:var(--dark);}
.btn-sm{min-height:38px;padding:7px 16px;font-size:14px;border-radius:9px;}
.btn-block{width:100%;}
.btn:active{transform:translateY(0);}

/* ============ 面包屑 / 状态条 ============ */
.breadcrumb{font-size:14px;color:var(--weak);display:flex;flex-wrap:wrap;gap:8px;align-items:center;margin-bottom:26px;}
.breadcrumb a{color:var(--muted);}
.breadcrumb a:hover{color:var(--brand);}
.breadcrumb .sep{color:#C6CDC8;}
.status-bar{
  display:flex;flex-wrap:wrap;gap:10px 26px;align-items:center;
  background:#fff;border:1px solid var(--line);border-radius:var(--r-pill);
  padding:10px 22px;font-size:14px;color:var(--muted);box-shadow:var(--sh-1);
  margin-bottom:34px;width:fit-content;max-width:100%;
}
.status-bar .sp{display:inline-flex;align-items:center;gap:8px;}
.status-bar .live{width:8px;height:8px;border-radius:50%;background:var(--ok);box-shadow:0 0 0 4px rgba(46,155,107,.14);}

/* ============ Hero ============ */
.page-hero{padding:44px 0 20px;}
.hero-grid{display:grid;grid-template-columns:7fr 5fr;gap:48px;align-items:center;}
.hero-copy h1{margin-bottom:16px;}
.hero-sub{font-size:18px;line-height:1.75;color:var(--muted);max-width:44ch;margin-bottom:28px;}
.hero-actions{display:flex;flex-wrap:wrap;gap:14px;margin-bottom:28px;}
.hero-facts{list-style:none;padding:0;margin:0;display:flex;flex-wrap:wrap;gap:12px 28px;}
.hero-facts li{
  position:relative;padding-left:18px;font-size:14px;color:var(--muted);line-height:1.7;
}
.hero-facts li::before{
  content:"";position:absolute;left:0;top:.62em;width:8px;height:8px;border-radius:50%;
  background:var(--brand);opacity:.65;
}
.hero-media{position:relative;border-radius:16px;overflow:hidden;box-shadow:var(--sh-2);background:var(--dark);}
.hero-media img{width:100%;height:100%;min-height:340px;object-fit:cover;border-radius:16px;}
.hero-media::after{
  content:"";position:absolute;inset:0;
  background:linear-gradient(200deg,rgba(14,43,38,.55) 0%,rgba(14,43,38,.05) 55%,rgba(14,43,38,.42) 100%);
  pointer-events:none;
}
.hero-badge{
  position:absolute;left:18px;bottom:18px;z-index:2;
  background:rgba(255,255,255,.95);color:var(--ink);
  border-radius:12px;padding:12px 16px;font-size:13px;line-height:1.6;
  box-shadow:0 8px 22px rgba(0,0,0,.16);max-width:calc(100% - 36px);
}
.hero-badge strong{display:block;font-size:22px;color:var(--brand);font-variant-numeric:tabular-nums;letter-spacing:0;}

/* ============ 入口卡 ============ */
.entry-grid{margin-top:-6px;}
.entry-card{
  background:var(--card);border:1px solid var(--line);border-radius:var(--r-card);
  padding:26px;box-shadow:var(--sh-1);height:100%;
  transition:transform .22s ease,box-shadow .22s ease,border-color .22s ease;
  display:block;
}
.entry-card:hover{transform:translateY(-4px);box-shadow:var(--sh-2);border-color:rgba(14,107,94,.28);}
.entry-card:hover h3{color:var(--brand);}
.entry-ico{
  width:44px;height:44px;border-radius:12px;background:var(--tint);color:var(--brand);
  display:inline-flex;align-items:center;justify-content:center;font-size:17px;margin-bottom:16px;
}
.entry-card h3{font-size:18px;margin-bottom:8px;transition:color .2s ease;}
.entry-card p{font-size:15px;line-height:1.75;margin-bottom:14px;}
.entry-link{font-size:14px;font-weight:600;color:var(--brand);display:inline-flex;align-items:center;gap:6px;}
.entry-card:hover .entry-link{color:var(--coral);}

/* ============ 双栏 FAQ ============ */
.faq-section{background:linear-gradient(180deg,rgba(231,241,238,.55) 0%,rgba(247,246,242,0) 60%);}
.faq-group{margin-bottom:44px;}
.faq-group:last-child{margin-bottom:0;}
.faq-group-head{display:flex;align-items:center;gap:12px;margin-bottom:18px;}
.faq-group-head h2{font-size:22px;margin:0;}
.faq-group-head .idx{
  width:30px;height:30px;border-radius:9px;background:var(--brand);color:#fff;
  font-size:14px;font-weight:700;display:inline-flex;align-items:center;justify-content:center;
  font-variant-numeric:tabular-nums;flex:0 0 auto;
}
.accordion{display:flex;flex-direction:column;gap:12px;}
.acc-item{
  background:var(--card);border:1px solid var(--line);border-radius:var(--r-card);
  box-shadow:var(--sh-1);overflow:hidden;transition:border-color .2s ease,box-shadow .2s ease;
}
.acc-item:hover{border-color:rgba(14,107,94,.26);}
.acc-item.is-open{border-color:rgba(14,107,94,.34);box-shadow:var(--sh-2);}
.acc-title{
  width:100%;display:flex;align-items:flex-start;justify-content:space-between;gap:18px;
  background:none;border:0;text-align:left;cursor:pointer;
  padding:20px 22px;font-size:17px;font-weight:600;line-height:1.6;color:var(--ink);
  transition:color .2s ease;
}
.acc-title:hover{color:var(--brand);}
.acc-item.is-open .acc-title{color:var(--brand);}
.acc-icon{
  position:relative;flex:0 0 auto;width:22px;height:22px;border-radius:50%;
  background:var(--tint);margin-top:2px;
}
.acc-icon::before,.acc-icon::after{
  content:"";position:absolute;background:var(--brand);border-radius:2px;
  transition:transform .22s ease,opacity .22s ease;
}
.acc-icon::before{width:10px;height:2px;left:6px;top:10px;}
.acc-icon::after{width:2px;height:10px;left:10px;top:6px;}
.acc-item.is-open .acc-icon::after{transform:scaleY(0);opacity:0;}
.acc-body{max-height:0;overflow:hidden;transition:max-height .3s ease;}
.acc-body p{margin:0;padding:0 22px 22px;font-size:16px;line-height:1.85;color:var(--muted);}
.acc-body p + p{margin-top:-6px;}

/* ============ 侧栏 ============ */
.side-stack{display:flex;flex-direction:column;gap:20px;position:sticky;top:96px;}
.side-card{
  background:var(--card);border:1px solid var(--line);border-radius:var(--r-card);
  padding:24px;box-shadow:var(--sh-1);
}
.side-card h3{font-size:17px;margin-bottom:14px;}
.jump-list{list-style:none;margin:0;padding:0;display:flex;flex-direction:column;gap:4px;}
.jump-list a{
  display:flex;align-items:center;justify-content:space-between;gap:10px;
  padding:11px 12px;border-radius:10px;font-size:15px;color:var(--muted);
  transition:background-color .2s ease,color .2s ease,transform .2s ease;
}
.jump-list a:hover{background:var(--tint);color:var(--brand);transform:translateX(2px);}
.jump-list a i{font-size:13px;color:var(--weak);}
.side-contact{
  background:var(--dark);border-color:var(--dark);color:#fff;
}
.side-contact h3{color:#fff;}
.side-contact p{color:rgba(255,255,255,.72);font-size:14px;line-height:1.8;margin-bottom:16px;}
.side-contact .meta{list-style:none;margin:0 0 18px;padding:0;display:flex;flex-direction:column;gap:8px;}
.side-contact .meta li{font-size:14px;color:rgba(255,255,255,.82);display:flex;gap:9px;align-items:flex-start;}
.side-contact .meta i{color:var(--coral);margin-top:4px;font-size:13px;}
.side-contact a.mail{color:#fff;text-decoration:underline;text-underline-offset:3px;}
.side-contact a.mail:hover{color:var(--coral);}
.tip-card{
  background:var(--tint);border:1px solid rgba(14,107,94,.14);
  border-left:4px solid var(--coral);border-radius:var(--r-card);
  padding:20px 22px;
}
.tip-card h3{font-size:15px;margin-bottom:8px;color:var(--brand-dark);}
.tip-card p{font-size:14px;line-height:1.8;margin:0;color:var(--muted);}

/* ============ 流程 ============ */
.steps{display:grid;grid-template-columns:repeat(4,1fr);gap:22px;}
.step{
  background:var(--card);border:1px solid var(--line);border-radius:var(--r-card);
  padding:26px 22px;box-shadow:var(--sh-1);position:relative;
  transition:transform .22s ease,box-shadow .22s ease,border-color .22s ease;
}
.step:hover{transform:translateY(-4px);box-shadow:var(--sh-2);border-color:rgba(14,107,94,.26);}
.step .num{
  width:34px;height:34px;border-radius:50%;background:var(--brand);color:#fff;
  display:inline-flex;align-items:center;justify-content:center;font-weight:700;font-size:15px;
  font-variant-numeric:tabular-nums;margin-bottom:14px;
}
.step h3{font-size:17px;margin-bottom:8px;}
.step p{font-size:14.5px;line-height:1.8;margin:0;}

/* ============ CTA ============ */
.cta-band{
  background:var(--dark);color:#fff;border-radius:20px;padding:56px 48px;
  position:relative;overflow:hidden;
}
.cta-band::before{
  content:"";position:absolute;right:-80px;top:-60px;width:340px;height:340px;border-radius:50%;
  background:radial-gradient(circle,rgba(242,107,74,.28) 0%,rgba(242,107,74,0) 68%);
}
.cta-inner{position:relative;z-index:2;display:grid;grid-template-columns:1.5fr 1fr;gap:36px;align-items:center;}
.cta-band h2{color:#fff;margin-bottom:12px;}
.cta-band p{color:rgba(255,255,255,.74);margin-bottom:0;max-width:52ch;}
.cta-actions{display:flex;flex-direction:column;gap:12px;align-items:flex-start;}
.cta-actions .btn{width:100%;}
.cta-actions .note{font-size:13px;color:rgba(255,255,255,.58);line-height:1.7;}
.privacy-note{
  font-size:14px;color:var(--muted);line-height:1.8;
  margin-top:22px;padding-left:16px;border-left:3px solid var(--brand-soft);
}
.privacy-note a{font-weight:600;}

/* ============ 弹层表单 ============ */
.modal{
  position:fixed;inset:0;z-index:120;display:none;
  align-items:center;justify-content:center;padding:24px;
}
.modal.is-open{display:flex;}
.modal-backdrop{position:absolute;inset:0;background:rgba(11,31,27,.55);backdrop-filter:blur(3px);}
.modal-card{
  position:relative;z-index:2;width:100%;max-width:520px;max-height:calc(100vh - 48px);overflow:auto;
  background:#fff;border-radius:16px;padding:32px;box-shadow:0 26px 60px rgba(10,37,32,.28);
  animation:modalIn .24s ease;
}
@keyframes modalIn{from{opacity:0;transform:translateY(14px) scale(.98);}to{opacity:1;transform:none;}}
.modal-card h3{font-size:22px;margin-bottom:6px;}
.modal-card .lead{font-size:14px;color:var(--muted);margin-bottom:22px;line-height:1.7;}
.modal-close{
  position:absolute;right:16px;top:16px;width:34px;height:34px;border-radius:50%;
  border:1px solid var(--line);background:#fff;color:var(--muted);cursor:pointer;
  display:inline-flex;align-items:center;justify-content:center;transition:background-color .2s ease,color .2s ease;
}
.modal-close:hover{background:var(--tint);color:var(--brand);}
.field{margin-bottom:16px;}
.field label{display:block;font-size:14px;font-weight:600;color:var(--ink);margin-bottom:7px;}
.field label .req{color:var(--coral);margin-left:3px;}
.field input[type="text"],.field input[type="tel"],.field select,.field textarea{
  width:100%;height:48px;padding:10px 14px;border:1px solid var(--line);border-radius:var(--r-btn);
  background:#fff;color:var(--ink);font-size:15px;line-height:1.5;
  transition:border-color .2s ease,box-shadow .2s ease;
}
.field textarea{height:96px;resize:vertical;padding-top:12px;}
.field select{appearance:none;background-image:linear-gradient(45deg,transparent 50%,var(--muted) 50%),linear-gradient(135deg,var(--muted) 50%,transparent 50%);background-position:calc(100% - 20px) 21px,calc(100% - 14px) 21px;background-size:6px 6px,6px 6px;background-repeat:no-repeat;padding-right:40px;}
.field input:focus,.field select:focus,.field textarea:focus{
  outline:none;border-color:var(--brand);box-shadow:0 0 0 3px rgba(14,107,94,.16);
}
.field .hint{font-size:12.5px;color:var(--weak);margin-top:6px;line-height:1.6;}
.check{display:flex;gap:10px;align-items:flex-start;font-size:13.5px;color:var(--muted);line-height:1.7;margin:6px 0 18px;}
.check input{margin-top:4px;width:16px;height:16px;accent-color:var(--brand);flex:0 0 auto;}
.check a{color:var(--brand);text-decoration:underline;text-underline-offset:3px;}
.form-msg{display:none;font-size:14px;line-height:1.7;padding:12px 14px;border-radius:10px;margin-top:14px;}
.form-msg.is-error{display:block;background:rgba(224,163,46,.12);color:#8A6314;border:1px solid rgba(224,163,46,.35);}
.form-msg.is-success{display:block;background:rgba(46,155,107,.12);color:#226F4E;border:1px solid rgba(46,155,107,.32);}

/* ============ 页脚 ============ */
.site-footer{background:var(--dark);color:rgba(255,255,255,.72);margin-top:var(--sec);padding:64px 0 28px;}
.footer-grid{display:grid;grid-template-columns:1.6fr 1fr 1fr 1.3fr;gap:40px;}
.footer-brand{display:inline-flex;align-items:center;gap:9px;color:#fff;margin-bottom:14px;}
.footer-brand:hover{color:var(--coral);}
.footer-brand .brand-mark{background:rgba(255,255,255,.1);color:#fff;}
.footer-brand .brand-text{font-size:17px;font-weight:700;}
.footer-desc{font-size:14px;line-height:1.8;color:rgba(255,255,255,.62);margin:0;max-width:34ch;}
.footer-col h4{color:#fff;font-size:15px;margin-bottom:16px;letter-spacing:.02em;}
.footer-links{display:flex;flex-direction:column;gap:10px;}
.footer-links a{font-size:14px;color:rgba(255,255,255,.68);transition:color .2s ease;}
.footer-links a:hover{color:var(--coral);}
.footer-contact{display:flex;flex-direction:column;gap:10px;font-size:14px;line-height:1.75;color:rgba(255,255,255,.66);}
.footer-contact a{color:rgba(255,255,255,.86);text-decoration:underline;text-underline-offset:3px;}
.footer-contact a:hover{color:var(--coral);}
.footer-bottom{
  margin-top:44px;padding-top:22px;border-top:1px solid rgba(255,255,255,.12);
  display:flex;flex-wrap:wrap;justify-content:space-between;gap:10px;
  font-size:13px;color:rgba(255,255,255,.52);
}

/* ============ 响应式 ============ */
@media (max-width:1024px){
  :root{--sec:72px;}
  .container{padding:0 24px;}
  .nav-side,.nav-cta-desktop{display:none;}
  .nav-wrap{justify-content:center;height:66px;}
  .nav-toggle{display:inline-flex;align-items:center;justify-content:center;position:absolute;left:0;top:50%;transform:translateY(-50%);}
  .hero-grid{grid-template-columns:1fr;gap:32px;}
  .hero-media img{min-height:260px;}
  .hero-sub{max-width:none;}
  .steps{grid-template-columns:repeat(2,1fr);}
  .cta-inner{grid-template-columns:1fr;gap:26px;}
  .cta-band{padding:44px 32px;}
  .footer-grid{grid-template-columns:1fr 1fr;gap:32px;}
  .side-stack{position:static;top:auto;}
  .section-tight{padding:52px 0;}
}
@media (max-width:640px){
  :root{--sec:56px;}
  body{font-size:16px;line-height:1.85;}
  .container{padding:0 20px;}
  h1{font-size:clamp(26px,7vw,32px);}
  h2{font-size:23px;}
  .page-hero{padding:28px 0 8px;}
  .status-bar{border-radius:14px;padding:12px 16px;width:100%;font-size:13px;gap:8px 18px;}
  .hero-actions{flex-direction:column;align-items:stretch;gap:10px;}
  .hero-actions .btn{width:100%;}
  .hero-facts{flex-direction:column;gap:8px;}
  .entry-card,.side-card,.step{padding:20px;}
  .acc-title{padding:17px 16px;font-size:16px;gap:12px;}
  .acc-body p{padding:0 16px 18px;font-size:15.5px;}
  .cta-band{padding:36px 22px;border-radius:16px;}
  .cta-actions{align-items:stretch;}
  .modal-card{padding:24px 20px;border-radius:14px;}
  .footer-grid{grid-template-columns:1fr;gap:28px;}
  .footer-bottom{flex-direction:column;align-items:flex-start;}
  .site-footer{margin-top:56px;padding:44px 0 24px;}
  .steps{grid-template-columns:1fr;}
  .faq-group{margin-bottom:34px;}
}