/* roulang page: index */
:root{
  --c-primary:#0F3D2E;
  --c-primary-deep:#0A2A20;
  --c-accent:#FF6A2B;
  --c-accent-hover:#E4571B;
  --c-mint:#16A87A;
  --c-gold:#E8B04B;
  --c-bg:#F5F6F3;
  --c-surface:#FFFFFF;
  --c-dark:#0C1512;
  --c-ink:#101A16;
  --c-muted:#66736E;
  --c-inverse:#F2F5F1;
  --c-line:#E2E6E0;
  --c-field:#F1F3EF;
  --radius-card:16px;
  --radius-panel:20px;
  --radius-btn:10px;
  --radius-img:12px;
  --shadow-card:0 1px 2px rgba(16,26,22,.05), 0 0 0 1px var(--c-line);
  --shadow-hover:0 12px 28px rgba(16,26,22,.10);
  --shadow-header:0 4px 14px rgba(16,26,22,.06);
  --container:1200px;
  --ease:cubic-bezier(.2,.7,.3,1);
}
*,*::before,*::after{box-sizing:border-box;}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth;}
body{
  margin:0;
  font-family:"PingFang SC","Microsoft YaHei","Noto Sans SC",system-ui,-apple-system,"Helvetica Neue",sans-serif;
  font-size:16px;
  line-height:1.85;
  color:var(--c-ink);
  background:var(--c-bg);
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;height:auto;display:block;border-radius:var(--radius-img);}
a{color:var(--c-primary);text-decoration:none;transition:color .18s var(--ease),opacity .18s var(--ease);}
a:hover{color:var(--c-accent-hover);}
h1,h2,h3,h4,p,ul,ol,figure,blockquote{margin:0;}
ul,ol{padding:0;list-style:none;}
button{font-family:inherit;cursor:pointer;border:none;background:none;color:inherit;}
input,select,textarea{font-family:inherit;font-size:16px;color:var(--c-ink);}
:focus-visible{outline:2px solid var(--c-primary);outline-offset:2px;border-radius:4px;}
.container{
  width:100%;
  max-width:var(--container);
  margin:0 auto;
  padding:0 32px;
}
.section{padding:104px 0;}
.section-alt{background:var(--c-bg);}
.section-white{background:var(--c-surface);}
.section-dark{background:var(--c-primary-deep);color:var(--c-inverse);}
.section-head{
  display:flex;
  align-items:flex-end;
  justify-content:space-between;
  gap:24px;
  margin-bottom:40px;
}
.section-head h2{
  position:relative;
  padding-left:16px;
  font-size:clamp(24px,2.6vw,34px);
  font-weight:700;
  line-height:1.25;
  letter-spacing:-.01em;
}
.section-head h2::before{
  content:"";
  position:absolute;
  left:0;top:.18em;
  width:4px;height:20px;
  background:var(--c-primary);
  border-radius:2px;
}
.section-dark .section-head h2::before{background:var(--c-accent);}
.section-tag{
  display:inline-block;
  margin-bottom:12px;
  font-size:13px;
  font-weight:600;
  letter-spacing:.08em;
  color:var(--c-primary);
}
.section-dark .section-tag{color:var(--c-accent);}
.section-lead{
  max-width:620px;
  margin-top:14px;
  font-size:15px;
  color:var(--c-muted);
}
.section-dark .section-lead{color:rgba(242,245,241,.7);}
.text-link{
  display:inline-flex;
  align-items:center;
  gap:6px;
  font-size:14px;
  font-weight:600;
  color:var(--c-primary);
  white-space:nowrap;
}
.text-link .arrow{transition:transform .18s var(--ease);}
.text-link:hover .arrow{transform:translateX(3px);}
.section-dark .text-link{color:var(--c-accent);}
.badge{
  display:inline-block;
  padding:4px 12px;
  font-size:12px;
  font-weight:600;
  color:var(--c-primary);
  background:rgba(15,61,46,.10);
  border-radius:999px;
}
.badge-gold{color:#8a6318;background:rgba(232,176,75,.18);}
.meta-row{
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:16px;
  flex-wrap:wrap;
}
.meta-date{
  display:inline-flex;
  align-items:center;
  gap:6px;
  font-size:13px;
  color:var(--c-muted);
}
.meta-date::before{
  content:"";
  width:12px;height:12px;
  border:1.5px solid var(--c-muted);
  border-radius:3px;
  display:inline-block;
  opacity:.7;
}
.btn{
  display:inline-flex;
  align-items:center;
  justify-content:center;
  gap:8px;
  padding:13px 24px;
  font-size:15px;
  font-weight:600;
  line-height:1;
  border-radius:var(--radius-btn);
  border:1px solid transparent;
  transition:background .18s var(--ease),color .18s var(--ease),transform .18s var(--ease),box-shadow .18s var(--ease),border-color .18s var(--ease);
}
.btn-primary{background:var(--c-accent);color:#fff;}
.btn-primary:hover{background:var(--c-accent-hover);color:#fff;transform:translateY(-1px);box-shadow:0 10px 22px rgba(255,106,43,.26);}
.btn-primary:active{transform:translateY(0);}
.btn-outline{background:transparent;color:var(--c-primary);border-color:var(--c-primary);}
.btn-outline:hover{background:rgba(15,61,46,.06);color:var(--c-primary);}
.btn-ghost{background:var(--c-field);color:var(--c-ink);}
.btn-ghost:hover{background:#e6e9e3;color:var(--c-ink);}
.btn-sm{padding:11px 18px;font-size:14px;}
.btn-block{width:100%;}
.btn[disabled],.btn.is-loading{opacity:.55;cursor:not-allowed;transform:none;box-shadow:none;}
.btn.is-loading::before{
  content:"";
  width:14px;height:14px;
  border:2px solid rgba(255,255,255,.4);
  border-top-color:#fff;
  border-radius:50%;
  animation:spin .7s linear infinite;
}
@keyframes spin{to{transform:rotate(360deg);}}

/* ---------- Header ---------- */
.site-header{
  position:sticky;
  top:0;
  z-index:60;
  background:rgba(255,255,255,.96);
  backdrop-filter:saturate(150%) blur(8px);
  border-bottom:1px solid var(--c-line);
  transition:box-shadow .2s var(--ease);
}
.site-header.is-scrolled{box-shadow:var(--shadow-header);}
.header-inner{
  display:flex;
  align-items:center;
  gap:28px;
  height:74px;
}
.brand{
  display:inline-flex;
  align-items:center;
  gap:10px;
  flex-shrink:0;
  color:var(--c-ink);
  font-weight:700;
}
.brand:hover{color:var(--c-primary);}
.brand-mark{
  position:relative;
  width:30px;height:30px;
  border:2px solid var(--c-primary);
  border-radius:50%;
  flex-shrink:0;
}
.brand-mark::after{
  content:"";
  position:absolute;
  left:50%;top:50%;
  width:16px;height:7px;
  transform:translate(-50%,-50%);
  border:2px solid var(--c-accent);
  border-radius:999px;
}
.brand-text{
  font-size:18px;
  letter-spacing:-.01em;
  white-space:nowrap;
}
.main-nav{
  display:flex;
  align-items:center;
  gap:6px;
  margin-left:8px;
}
.nav-link{
  position:relative;
  padding:10px 12px;
  font-size:15px;
  font-weight:500;
  color:rgba(16,26,22,.7);
  border-radius:8px;
  white-space:nowrap;
}
.nav-link:hover{color:var(--c-primary);background:rgba(15,61,46,.05);}
.nav-link.is-active{color:var(--c-primary);font-weight:700;}
.nav-link.is-active::after{
  content:"";
  position:absolute;
  left:12px;right:12px;bottom:2px;
  height:3px;
  background:var(--c-accent);
  border-radius:2px;
}
.header-actions{
  display:flex;
  align-items:center;
  gap:12px;
  margin-left:auto;
}
.search-box{
  display:flex;
  align-items:center;
  gap:8px;
  height:40px;
  padding:0 14px;
  background:var(--c-field);
  border:1.5px solid transparent;
  border-radius:999px;
  transition:background .18s var(--ease),border-color .18s var(--ease),box-shadow .18s var(--ease);
}
.search-box svg{flex-shrink:0;stroke:var(--c-muted);}
.search-box input{
  width:150px;
  border:none;
  background:transparent;
  outline:none;
  font-size:14px;
}
.search-box input::placeholder{color:var(--c-muted);}
.search-box:focus-within{
  background:#fff;
  border-color:var(--c-accent);
  box-shadow:0 0 0 3px rgba(255,106,43,.14);
}
.menu-toggle{
  display:none;
  width:42px;height:42px;
  border:1px solid var(--c-line);
  border-radius:10px;
  align-items:center;
  justify-content:center;
}
.menu-toggle span{
  position:relative;
  display:block;
  width:18px;height:2px;
  background:var(--c-ink);
  border-radius:2px;
}
.menu-toggle span::before,
.menu-toggle span::after{
  content:"";
  position:absolute;left:0;
  width:18px;height:2px;
  background:var(--c-ink);
  border-radius:2px;
}
.menu-toggle span::before{top:-6px;}
.menu-toggle span::after{top:6px;}
.mobile-drawer{
  display:none;
  border-top:1px solid var(--c-line);
  background:#fff;
  padding:12px 0 20px;
}
.mobile-drawer.is-open{display:block;animation:drawerIn .2s ease-out;}
@keyframes drawerIn{from{opacity:0;transform:translateY(-8px);}to{opacity:1;transform:translateY(0);}}
.mobile-drawer .drawer-link{
  display:block;
  padding:14px 32px;
  font-size:18px;
  font-weight:500;
  color:var(--c-ink);
  border-bottom:1px solid var(--c-line);
}
.mobile-drawer .drawer-link.is-active{color:var(--c-primary);font-weight:700;background:rgba(15,61,46,.04);}
.mobile-drawer .drawer-cta{padding:18px 32px 0;}

/* ---------- Hero ---------- */
.hero{
  position:relative;
  padding:74px 0 0;
  background:var(--c-bg);
  overflow:hidden;
}
.hero::before{
  content:"";
  position:absolute;
  right:-12%;top:-18%;
  width:760px;height:760px;
  border:1px solid rgba(15,61,46,.08);
  border-radius:50%;
  pointer-events:none;
}
.hero-grid{
  position:relative;
  display:grid;
  grid-template-columns:repeat(12,1fr);
  gap:40px;
  align-items:center;
  min-height:min(72vh,620px);
  padding-bottom:96px;
}
.hero-copy{grid-column:span 6;}
.hero-media{grid-column:span 6;position:relative;}
.hero-media img{
  width:100%;
  height:440px;
  object-fit:cover;
  border-radius:var(--radius-panel);
  border:1px solid var(--c-line);
}
.hero-media-card{
  position:absolute;
  left:20px;bottom:22px;
  padding:16px 20px;
  background:#fff;
  border-radius:14px;
  box-shadow:0 14px 30px rgba(16,26,22,.14);
}
.hero-media-card strong{
  display:block;
  font-size:28px;
  font-weight:800;
  line-height:1.1;
  color:var(--c-accent);
  font-variant-numeric:tabular-nums;
}
.hero-media-card span{font-size:13px;color:var(--c-muted);}
.hero-kicker{
  display:inline-flex;
  align-items:center;
  gap:10px;
  margin-bottom:20px;
  font-size:13px;
  font-weight:600;
  letter-spacing:.1em;
  color:var(--c-primary);
}
.hero-kicker::before{
  content:"";
  width:26px;height:2px;
  background:var(--c-accent);
}
.hero h1{
  font-size:clamp(30px,4.2vw,52px);
  font-weight:800;
  line-height:1.16;
  letter-spacing:-.02em;
}
.hero-sub{
  margin-top:20px;
  max-width:520px;
  font-size:17px;
  line-height:1.8;
  color:var(--c-muted);
}
.hero-actions{
  display:flex;
  flex-wrap:wrap;
  gap:14px;
  margin-top:32px;
}
.hero-trust{
  display:flex;
  flex-wrap:wrap;
  gap:22px;
  margin-top:30px;
  padding-top:24px;
  border-top:1px solid var(--c-line);
}
.hero-trust li{
  display:inline-flex;
  align-items:center;
  gap:8px;
  font-size:13px;
  color:var(--c-muted);
}
.hero-trust li::before{
  content:"";
  width:7px;height:7px;
  background:var(--c-mint);
  border-radius:50%;
  flex-shrink:0;
}
.hero-strip{
  position:relative;
  display:grid;
  grid-template-columns:repeat(4,1fr);
  gap:1px;
  margin-bottom:-52px;
  background:rgba(255,255,255,.12);
  border-radius:var(--radius-panel);
  overflow:hidden;
  box-shadow:0 20px 42px rgba(10,42,32,.22);
}
.hero-strip-item{
  padding:26px 28px;
  background:var(--c-primary-deep);
  color:var(--c-inverse);
}
.hero-strip-item strong{
  display:block;
  font-size:30px;
  font-weight:800;
  line-height:1.1;
  color:var(--c-accent);
  font-variant-numeric:tabular-nums;
}
.hero-strip-item strong em{font-size:14px;font-style:normal;font-weight:600;margin-left:4px;color:rgba(242,245,241,.75);}
.hero-strip-item span{display:block;margin-top:6px;font-size:13px;color:rgba(242,245,241,.72);}

/* ---------- KPI ---------- */
.kpi{padding-top:132px;}
.kpi-grid{
  display:grid;
  grid-template-columns:repeat(4,1fr);
  gap:22px;
}
.kpi-card{
  padding:28px 24px;
  background:var(--c-surface);
  border-radius:var(--radius-card);
  box-shadow:var(--shadow-card);
  transition:transform .18s var(--ease),box-shadow .18s var(--ease);
}
.kpi-card:hover{transform:translateY(-2px);box-shadow:var(--shadow-hover);}
.kpi-card strong{
  display:block;
  font-size:clamp(40px,5vw,60px);
  font-weight:800;
  line-height:1;
  color:var(--c-accent);
  font-variant-numeric:tabular-nums;
  letter-spacing:-.02em;
}
.kpi-card strong em{font-size:20px;font-style:normal;font-weight:700;margin-left:4px;}
.kpi-card p{margin-top:10px;font-size:14px;color:var(--c-muted);}
.kpi-trend{
  display:inline-flex;
  align-items:center;
  gap:4px;
  margin-top:10px;
  font-size:13px;
  font-weight:600;
  color:var(--c-mint);
}
.kpi-trend.is-flat{color:var(--c-muted);}
.kpi-ticks{
  display:flex;
  gap:4px;
  margin-top:14px;
}
.kpi-ticks i{
  width:2px;height:8px;
  background:var(--c-line);
  border-radius:1px;
}
.kpi-ticks i.on{background:var(--c-primary);}

/* ---------- Bento 服务矩阵 ---------- */
.bento{
  display:grid;
  grid-template-columns:repeat(12,1fr);
  gap:22px;
}
.bento-card{
  padding:28px;
  border-radius:var(--radius-card);
  background:rgba(255,255,255,.05);
  border:1px solid rgba(242,245,241,.14);
  color:var(--c-inverse);
  transition:background .18s var(--ease),transform .18s var(--ease);
}
.bento-card:hover{background:rgba(255,255,255,.09);transform:translateY(-2px);}
.bento-card-lg{
  grid-column:span 6;
  display:flex;
  flex-direction:column;
  justify-content:space-between;
  min-height:330px;
  padding:32px;
  background:rgba(255,106,43,.10);
  border:1px solid rgba(255,106,43,.35);
}
.bento-card-md{grid-column:span 3;min-height:330px;}
.bento-card-sm{grid-column:span 4;display:flex;gap:18px;align-items:flex-start;}
.bento-num{
  display:inline-flex;
  align-items:center;
  justify-content:center;
  width:42px;height:42px;
  margin-bottom:20px;
  font-size:14px;
  font-weight:700;
  color:var(--c-accent);
  border:1px solid rgba(255,106,43,.5);
  border-radius:12px;
  font-variant-numeric:tabular-nums;
}
.bento-card h3{
  font-size:20px;
  font-weight:600;
  line-height:1.35;
  color:#fff;
}
.bento-card p{
  margin-top:12px;
  font-size:14px;
  line-height:1.75;
  color:rgba(242,245,241,.72);
}
.bento-card .text-link{margin-top:22px;}
.bento-card-sm .bento-num{margin-bottom:0;flex-shrink:0;}
.bento-media{
  margin-top:22px;
  border-radius:var(--radius-img);
  overflow:hidden;
  border:1px solid rgba(242,245,241,.14);
}
.bento-media img{width:100%;height:180px;object-fit:cover;border-radius:0;}

/* ---------- 对比 ---------- */
.compare-grid{
  display:grid;
  grid-template-columns:1fr 1fr;
  gap:24px;
}
.compare-col{
  padding:32px;
  border-radius:var(--radius-panel);
  border:1px solid var(--c-line);
  background:var(--c-surface);
}
.compare-col.is-after{
  background:rgba(15,61,46,.06);
  border-color:rgba(15,61,46,.18);
}
.compare-col h3{
  font-size:18px;
  font-weight:700;
  margin-bottom:8px;
}
.compare-col > p{font-size:14px;color:var(--c-muted);margin-bottom:26px;}
.compare-row{margin-bottom:20px;}
.compare-row:last-child{margin-bottom:0;}
.compare-row-head{
  display:flex;
  align-items:baseline;
  justify-content:space-between;
  gap:12px;
  margin-bottom:8px;
}
.compare-row-head span{font-size:14px;color:var(--c-muted);}
.compare-row-head strong{
  font-size:16px;
  font-weight:700;
  font-variant-numeric:tabular-nums;
  color:var(--c-ink);
}
.is-after .compare-row-head strong{color:var(--c-primary);}
.compare-bar{
  height:9px;
  border-radius:999px;
  background:var(--c-field);
  overflow:hidden;
}
.compare-bar i{
  display:block;
  height:100%;
  border-radius:999px;
  background:#b9c2bb;
}
.is-after .compare-bar i{background:var(--c-accent);}

/* ---------- 资讯 ---------- */
.news-feature{
  display:grid;
  grid-template-columns:46% 1fr;
  gap:32px;
  padding:24px;
  background:var(--c-surface);
  border-radius:var(--radius-panel);
  box-shadow:var(--shadow-card);
  transition:box-shadow .18s var(--ease),transform .18s var(--ease);
  margin-bottom:24px;
}
.news-feature:hover{box-shadow:var(--shadow-hover);transform:translateY(-2px);}
.news-feature-media img{
  width:100%;
  height:100%;
  min-height:260px;
  object-fit:cover;
}
.news-feature-body{display:flex;flex-direction:column;justify-content:center;gap:14px;}
.news-feature-body h3{font-size:22px;font-weight:700;line-height:1.4;}
.news-feature-body h3 a{color:var(--c-ink);}
.news-feature-body h3 a:hover{color:var(--c-primary);}
.news-feature-body p{
  font-size:15px;
  line-height:1.8;
  color:var(--c-muted);
  display:-webkit-box;
  -webkit-line-clamp:3;
  -webkit-box-orient:vertical;
  overflow:hidden;
}
.news-grid{
  display:grid;
  grid-template-columns:repeat(3,1fr);
  gap:22px;
}
.news-card{
  display:flex;
  flex-direction:column;
  background:var(--c-surface);
  border-radius:var(--radius-card);
  box-shadow:var(--shadow-card);
  overflow:hidden;
  transition:box-shadow .18s var(--ease),transform .18s var(--ease);
}
.news-card:hover{box-shadow:var(--shadow-hover);transform:translateY(-2px);}
.news-card-media img{width:100%;height:168px;object-fit:cover;border-radius:0;}
.news-card-body{
  display:flex;
  flex-direction:column;
  gap:12px;
  padding:22px;
  flex:1;
}
.news-card-body h3{
  font-size:17px;
  font-weight:600;
  line-height:1.45;
  display:-webkit-box;
  -webkit-line-clamp:2;
  -webkit-box-orient:vertical;
  overflow:hidden;
}
.news-card-body h3 a{color:var(--c-ink);}
.news-card-body h3 a:hover{color:var(--c-primary);}
.news-card-body p{
  font-size:14px;
  line-height:1.7;
  color:var(--c-muted);
  display:-webkit-box;
  -webkit-line-clamp:2;
  -webkit-box-orient:vertical;
  overflow:hidden;
}
.news-card-body .meta-row{margin-top:auto;}
.news-empty{
  display:flex;
  flex-direction:column;
  align-items:center;
  justify-content:center;
  gap:18px;
  padding:64px 24px;
  text-align:center;
  background:var(--c-surface);
  border:1px solid var(--c-line);
  border-radius:var(--radius-panel);
}
.news-empty .empty-figure{
  width:96px;height:96px;
  border:2px solid var(--c-line);
  border-radius:50%;
  position:relative;
}
.news-empty .empty-figure::before{
  content:"";
  position:absolute;
  inset:18px;
  border:2px solid rgba(15,61,46,.35);
  border-radius:50% 50% 8px 8px;
}
.news-empty p{font-size:15px;color:var(--c-muted);}

/* ---------- FAQ ---------- */
.faq-wrap{max-width:840px;margin:0 auto;}
.faq-item{
  background:var(--c-surface);
  border:1px solid var(--c-line);
  border-radius:12px;
  margin-bottom:12px;
  overflow:hidden;
  transition:border-color .18s var(--ease),box-shadow .18s var(--ease);
}
.faq-item:hover{border-color:rgba(15,61,46,.28);}
.faq-item.is-open{border-color:var(--c-primary);box-shadow:0 8px 20px rgba(16,26,22,.06);}
.faq-q{
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:16px;
  width:100%;
  padding:20px 24px;
  text-align:left;
  font-size:16px;
  font-weight:600;
  color:var(--c-ink);
}
.faq-icon{
  position:relative;
  width:18px;height:18px;
  flex-shrink:0;
}
.faq-icon::before,
.faq-icon::after{
  content:"";
  position:absolute;
  background:var(--c-primary);
  border-radius:2px;
  transition:transform .22s var(--ease),opacity .22s var(--ease);
}
.faq-icon::before{left:0;top:8px;width:18px;height:2px;}
.faq-icon::after{left:8px;top:0;width:2px;height:18px;}
.faq-item.is-open .faq-icon::after{transform:scaleY(0);opacity:0;}
.faq-a{
  max-height:0;
  opacity:0;
  overflow:hidden;
  transition:max-height .22s ease-out,opacity .22s ease-out;
}
.faq-item.is-open .faq-a{max-height:320px;opacity:1;}
.faq-a p{
  margin:0 24px 22px;
  padding-left:14px;
  border-left:3px solid var(--c-accent);
  font-size:15px;
  line-height:1.8;
  color:var(--c-muted);
}

/* ---------- 表单 ---------- */
.consult-grid{
  display:grid;
  grid-template-columns:5fr 7fr;
  gap:40px;
  align-items:start;
}
.consult-copy h2{
  position:relative;
  padding-left:16px;
  font-size:clamp(24px,2.6vw,34px);
  font-weight:700;
  line-height:1.25;
}
.consult-copy h2::before{
  content:"";
  position:absolute;
  left:0;top:.18em;
  width:4px;height:20px;
  background:var(--c-primary);
  border-radius:2px;
}
.consult-copy p{margin-top:18px;font-size:15px;color:var(--c-muted);}
.consult-points{margin-top:26px;}
.consult-points li{
  display:flex;
  align-items:flex-start;
  gap:10px;
  padding:12px 0;
  font-size:14px;
  color:var(--c-ink);
  border-bottom:1px solid var(--c-line);
}
.consult-points li::before{
  content:"";
  width:8px;height:8px;
  margin-top:8px;
  background:var(--c-mint);
  border-radius:2px;
  flex-shrink:0;
}
.form-card{
  padding:32px;
  background:var(--c-surface);
  border-radius:var(--radius-panel);
  box-shadow:0 18px 40px rgba(16,26,22,.08);
}
.form-row{display:grid;grid-template-columns:1fr 1fr;gap:18px;}
.field{margin-bottom:18px;}
.field label{
  display:block;
  margin-bottom:8px;
  font-size:14px;
  font-weight:600;
}
.field input[type="text"],
.field input[type="tel"],
.field select,
.field textarea{
  width:100%;
  padding:12px 14px;
  background:var(--c-field);
  border:1.5px solid transparent;
  border-radius:var(--radius-btn);
  outline:none;
  transition:background .18s var(--ease),border-color .18s var(--ease),box-shadow .18s var(--ease);
}
.field input::placeholder,.field textarea::placeholder{color:#97a19c;}
.field input:focus,.field select:focus,.field textarea:focus{
  background:#fff;
  border-color:var(--c-primary);
  box-shadow:0 0 0 3px rgba(15,61,46,.12);
}
.field textarea{min-height:110px;resize:vertical;line-height:1.7;}
.field.has-error input,
.field.has-error select,
.field.has-error textarea{border-color:#C8402B;}
.field-error{margin-top:6px;font-size:14px;color:#C8402B;}
.privacy-row{
  display:flex;
  align-items:flex-start;
  gap:10px;
  margin:6px 0 20px;
  font-size:13px;
  color:var(--c-muted);
  line-height:1.7;
}
.privacy-row input{margin-top:5px;accent-color:var(--c-primary);width:15px;height:15px;}
.privacy-row a{color:var(--c-primary);text-decoration:underline;text-underline-offset:3px;}
.form-note{
  margin-top:14px;
  font-size:13px;
  color:var(--c-muted);
}
.form-success{
  display:none;
  margin-top:16px;
  padding:14px 16px;
  font-size:14px;
  color:var(--c-primary);
  background:rgba(22,168,122,.10);
  border-radius:var(--radius-btn);
}
.form-success.is-visible{display:block;}

/* ---------- Footer ---------- */
.site-footer{
  background:var(--c-primary-deep);
  color:var(--c-inverse);
  padding:72px 0 0;
}
.footer-grid{
  display:grid;
  grid-template-columns:1.4fr 1fr 1fr 1fr;
  gap:36px;
}
.footer-brand{display:inline-flex;align-items:center;gap:10px;color:#fff;font-size:17px;font-weight:700;}
.footer-brand .brand-mark{border-color:rgba(242,245,241,.6);}
.footer-brand .brand-mark::after{border-color:var(--c-accent);}
.footer-desc{margin-top:16px;font-size:14px;line-height:1.8;color:rgba(242,245,241,.66);max-width:320px;}
.footer-col h4{
  font-size:14px;
  font-weight:600;
  color:#fff;
  margin-bottom:16px;
}
.footer-col li{margin-bottom:10px;}
.footer-col a,.footer-col span{
  font-size:14px;
  color:rgba(242,245,241,.72);
  text-decoration:underline;
  text-decoration-color:transparent;
  text-underline-offset:4px;
  transition:color .18s var(--ease),text-decoration-color .18s var(--ease);
}
.footer-col a:hover{color:#fff;text-decoration-color:#fff;}
.qr-box{
  width:104px;height:104px;
  border-radius:12px;
  background:rgba(242,245,241,.10);
  border:1px solid rgba(242,245,241,.18);
  display:flex;
  align-items:center;
  justify-content:center;
  font-size:12px;
  color:rgba(242,245,241,.6);
  text-align:center;
  padding:8px;
}
.footer-bottom{
  margin-top:56px;
  padding:22px 0;
  border-top:1px solid rgba(242,245,241,.14);
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:16px;
  flex-wrap:wrap;
  font-size:13px;
  color:rgba(242,245,241,.6);
}
.footer-bottom a{color:rgba(242,245,241,.6);text-decoration:underline;text-underline-offset:4px;}
.footer-bottom a:hover{color:#fff;}

/* ---------- 响应式 ---------- */
@media (max-width:1279px){
  .container{padding:0 28px;}
}
@media (max-width:1023px){
  .container{padding:0 24px;}
  .main-nav,.search-box{display:none;}
  .menu-toggle{display:flex;}
  .header-inner{height:68px;gap:14px;}
  .section{padding:72px 0;}
  .hero-grid{grid-template-columns:1fr;gap:32px;min-height:0;padding-bottom:80px;}
  .hero-copy,.hero-media{grid-column:span 12;}
  .hero-media img{height:300px;}
  .hero-strip{grid-template-columns:repeat(2,1fr);}
  .kpi-grid{grid-template-columns:repeat(2,1fr);}
  .bento-card-lg,.bento-card-md{grid-column:span 6;}
  .bento-card-sm{grid-column:span 12;}
  .news-grid{grid-template-columns:repeat(2,1fr);}
  .news-feature{grid-template-columns:1fr;}
  .news-feature-media img{min-height:220px;height:220px;}
  .consult-grid{grid-template-columns:1fr;gap:28px;}
  .footer-grid{grid-template-columns:1fr 1fr;}
}
@media (max-width:767px){
  .container{padding:0 18px;}
  .section{padding:56px 0;}
  .section-head{flex-direction:column;align-items:flex-start;gap:14px;margin-bottom:28px;}
  .hero{padding-top:48px;}
  .hero h1{font-size:30px;}
  .hero-actions{flex-direction:column;}
  .hero-actions .btn{width:100%;}
  .hero-strip{grid-template-columns:1fr;margin-bottom:-40px;}
  .kpi{padding-top:88px;}
  .kpi-grid{grid-template-columns:1fr 1fr;gap:14px;}
  .kpi-card{padding:20px 16px;}
  .bento-card-lg,.bento-card-md,.bento-card-sm{grid-column:span 12;min-height:0;}
  .compare-grid{grid-template-columns:1fr;}
  .news-grid{grid-template-columns:1fr;}
  .form-row{grid-template-columns:1fr;}
  .form-card{padding:22px;}
  .footer-grid{grid-template-columns:1fr;gap:28px;}
  .footer-bottom{flex-direction:column;align-items:flex-start;}
}
@media (max-width:520px){
  .brand-text{font-size:16px;}
  .kpi-grid{grid-template-columns:1fr;}
  .hero-media img{height:240px;}
  .hero-media-card{padding:12px 16px;}
  .hero-media-card strong{font-size:22px;}
}

/* roulang page: article */
:root{
  --c-primary:#0F3D2E;
  --c-primary-deep:#0A2A20;
  --c-accent:#FF6A2B;
  --c-accent-deep:#E4571B;
  --c-mint:#16A87A;
  --c-gold:#E8B04B;
  --c-bg:#F5F6F3;
  --c-surface:#FFFFFF;
  --c-dark:#0C1512;
  --c-ink:#101A16;
  --c-muted:#66736E;
  --c-line:#E2E6E0;
  --c-field:#F1F3EF;
  --c-invert:#F2F5F1;
  --r-card:16px;
  --r-panel:20px;
  --r-btn:10px;
  --r-input:10px;
  --r-img:12px;
  --sh-card:0 1px 2px rgba(16,26,22,.05), 0 0 0 1px var(--c-line);
  --sh-hover:0 12px 28px rgba(16,26,22,.10);
  --t:180ms ease-out;
  --gap-section:96px;
}
*{box-sizing:border-box}
html{-webkit-text-size-adjust:100%}
body{
  margin:0;
  background:var(--c-bg);
  color:var(--c-ink);
  font-family:"PingFang SC","Microsoft YaHei","Noto Sans SC",system-ui,-apple-system,"Segoe UI",sans-serif;
  font-size:16px;
  line-height:1.85;
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block;height:auto}
a{color:inherit;text-decoration:none;transition:color var(--t),border-color var(--t),background-color var(--t),box-shadow var(--t),transform var(--t)}
a:focus-visible,button:focus-visible,input:focus-visible,select:focus-visible,textarea:focus-visible{outline:2px solid var(--c-primary);outline-offset:2px;border-radius:4px}
button{font-family:inherit;cursor:pointer;border:none;background:none}
h1,h2,h3,h4,p{margin:0}
ul,ol{margin:0;padding:0;list-style:none}
.container{
  width:100%;
  max-width:1200px;
  margin:0 auto;
  padding:0 32px;
}
.tabnum{font-variant-numeric:tabular-nums;font-feature-settings:"tnum"}

/* ---------- Header ---------- */
.site-header{
  position:sticky;
  top:0;
  z-index:80;
  background:rgba(255,255,255,.95);
  backdrop-filter:blur(8px);
  -webkit-backdrop-filter:blur(8px);
  border-bottom:1px solid var(--c-line);
  transition:box-shadow var(--t);
}
.site-header.is-scrolled{box-shadow:0 4px 14px rgba(16,26,22,.06)}
.header-inner{
  display:flex;
  align-items:center;
  gap:20px;
  min-height:72px;
  padding-top:8px;
  padding-bottom:8px;
}
.brand{
  display:flex;
  align-items:center;
  gap:10px;
  font-size:17px;
  font-weight:800;
  letter-spacing:-.01em;
  color:var(--c-ink);
  white-space:nowrap;
}
.brand:hover{color:var(--c-primary)}
.brand-mark{
  position:relative;
  width:26px;
  height:26px;
  flex:0 0 26px;
  border:2px solid var(--c-primary);
  border-radius:50%;
}
.brand-mark::after{
  content:"";
  position:absolute;
  inset:5px;
  border:1.5px solid var(--c-accent);
  border-radius:50%;
}
.main-nav{
  display:flex;
  align-items:center;
  gap:22px;
  margin-left:12px;
  flex-wrap:nowrap;
}
.nav-link{
  position:relative;
  padding:9px 0;
  font-size:15px;
  color:rgba(16,26,22,.72);
  white-space:nowrap;
}
.nav-link::after{
  content:"";
  position:absolute;
  left:0;
  right:0;
  bottom:0;
  height:3px;
  border-radius:3px;
  background:transparent;
  transition:background-color var(--t);
}
.nav-link:hover{color:var(--c-primary)}
.nav-link.is-active{color:var(--c-primary);font-weight:600}
.nav-link.is-active::after{background:var(--c-accent)}
.header-right{
  display:flex;
  align-items:center;
  gap:12px;
  margin-left:auto;
}
.search-box{
  position:relative;
  display:flex;
  align-items:center;
  background:var(--c-field);
  border:1.5px solid transparent;
  border-radius:999px;
  padding:0 14px 0 34px;
  height:40px;
  min-width:200px;
  transition:all var(--t);
}
.search-box svg{
  position:absolute;
  left:12px;
  top:50%;
  transform:translateY(-50%);
  width:15px;
  height:15px;
  stroke:var(--c-muted);
  fill:none;
  stroke-width:2;
}
.search-box input{
  border:none;
  background:transparent;
  outline:none;
  font-size:14px;
  width:100%;
  color:var(--c-ink);
}
.search-box input::placeholder{color:var(--c-muted)}
.search-box:focus-within{
  background:#fff;
  border-color:var(--c-accent);
  box-shadow:0 0 0 3px rgba(255,106,43,.14);
}
.btn{
  display:inline-flex;
  align-items:center;
  justify-content:center;
  gap:8px;
  font-size:15px;
  font-weight:600;
  border-radius:var(--r-btn);
  padding:12px 22px;
  transition:all var(--t);
  white-space:nowrap;
}
.btn-primary{
  background:var(--c-accent);
  color:#fff;
}
.btn-primary:hover{background:var(--c-accent-deep);transform:translateY(-1px);box-shadow:0 10px 20px rgba(255,106,43,.24)}
.btn-primary:active{transform:translateY(0)}
.btn-outline{
  background:transparent;
  color:var(--c-primary);
  border:1px solid var(--c-primary);
}
.btn-outline:hover{background:rgba(15,61,46,.06)}
.btn:disabled{opacity:.55;cursor:not-allowed;transform:none}
.menu-toggle{
  display:none;
  width:42px;
  height:42px;
  border-radius:10px;
  border:1px solid var(--c-line);
  background:#fff;
  padding:11px 10px;
}
.menu-toggle span{
  display:block;
  height:2px;
  border-radius:2px;
  background:var(--c-primary);
  margin-bottom:5px;
}
.menu-toggle span:last-child{margin-bottom:0}
.drawer{
  position:fixed;
  left:0;
  right:0;
  top:72px;
  bottom:0;
  background:#fff;
  padding:20px;
  z-index:79;
  opacity:0;
  transform:translateY(-10px);
  pointer-events:none;
  transition:opacity 200ms ease-out,transform 200ms ease-out;
  overflow-y:auto;
}
.drawer.is-open{opacity:1;transform:none;pointer-events:auto}
.drawer .nav-link{
  display:block;
  font-size:18px;
  padding:14px 0;
  border-bottom:1px solid var(--c-line);
  text-align:left;
}
.drawer .btn{margin-top:20px;width:100%}

/* ---------- Breadcrumb ---------- */
.crumb-bar{
  background:var(--c-surface);
  border-bottom:1px solid var(--c-line);
}
.crumb{
  display:flex;
  align-items:center;
  gap:8px;
  font-size:14px;
  color:var(--c-muted);
  padding:14px 0;
  flex-wrap:wrap;
}
.crumb a{color:var(--c-muted)}
.crumb a:hover{color:var(--c-primary)}
.crumb .sep{color:#B9C1BC}
.crumb .current{
  color:var(--c-ink);
  max-width:52ch;
  overflow:hidden;
  text-overflow:ellipsis;
  white-space:nowrap;
}

/* ---------- Article head ---------- */
.article-head{
  background:var(--c-surface);
  border-bottom:1px solid var(--c-line);
  padding:36px 0 40px;
}
.badge{
  display:inline-flex;
  align-items:center;
  gap:6px;
  font-size:12px;
  font-weight:600;
  padding:4px 12px;
  border-radius:999px;
  background:rgba(15,61,46,.10);
  color:var(--c-primary);
}
.badge-accent{background:rgba(255,106,43,.12);color:#B8420E}
.badge-mint{background:rgba(22,168,122,.12);color:#0C7B58}
.article-head h1{
  font-size:clamp(28px,3.6vw,44px);
  font-weight:800;
  line-height:1.22;
  letter-spacing:-.02em;
  margin:18px 0 18px;
  max-width:900px;
}
.meta-row{
  display:flex;
  flex-wrap:wrap;
  align-items:center;
  gap:10px 20px;
  font-size:13px;
  color:var(--c-muted);
}
.meta-row .dot{width:4px;height:4px;border-radius:50%;background:#C6CDC8}
.meta-item{display:inline-flex;align-items:center;gap:6px}
.meta-item svg{width:14px;height:14px;stroke:currentColor;fill:none;stroke-width:1.6}

/* ---------- Layout ---------- */
.main-wrap{padding:56px 0 88px}
.article-layout{
  display:grid;
  grid-template-columns:minmax(0,1fr) 300px;
  gap:56px;
  align-items:start;
}
.article-main{max-width:800px;min-width:0}

/* ---------- Article body typography ---------- */
.article-body{
  background:var(--c-surface);
  border:1px solid var(--c-line);
  border-radius:var(--r-panel);
  padding:40px 44px;
  font-size:16px;
  line-height:1.85;
  color:#1B2622;
  word-wrap:break-word;
  overflow-wrap:break-word;
}
.article-body > p:first-of-type{
  font-size:18px;
  line-height:1.8;
  color:var(--c-ink);
}
.article-body p{margin:0 0 1.15em}
.article-body h2{
  position:relative;
  font-size:clamp(21px,2.1vw,26px);
  font-weight:700;
  line-height:1.35;
  letter-spacing:-.01em;
  margin:44px 0 18px;
  padding-left:14px;
  color:var(--c-ink);
}
.article-body h2::before{
  content:"";
  position:absolute;
  left:0;
  top:.28em;
  width:4px;
  height:20px;
  border-radius:2px;
  background:var(--c-primary);
}
.article-body h3{
  font-size:18px;
  font-weight:600;
  line-height:1.4;
  margin:32px 0 12px;
  color:var(--c-ink);
}
.article-body ul,
.article-body ol{
  margin:0 0 1.2em;
  padding-left:0;
}
.article-body ul li,
.article-body ol li{
  position:relative;
  padding-left:22px;
  margin-bottom:.55em;
}
.article-body ul li::before{
  content:"";
  position:absolute;
  left:4px;
  top:.72em;
  width:6px;
  height:6px;
  border-radius:2px;
  background:var(--c-accent);
}
.article-body ol{counter-reset:li}
.article-body ol li{counter-increment:li}
.article-body ol li::before{
  content:counter(li);
  position:absolute;
  left:0;
  top:0;
  font-size:14px;
  font-weight:700;
  color:var(--c-primary);
}
.article-body blockquote{
  margin:24px 0;
  padding:18px 22px;
  background:var(--c-field);
  border-left:3px solid var(--c-accent);
  border-radius:0 var(--r-img) var(--r-img) 0;
  color:#2C3A34;
  font-size:15px;
}
.article-body blockquote p:last-child{margin-bottom:0}
.article-body img{
  border-radius:var(--r-img);
  margin:24px 0 10px;
  border:1px solid var(--c-line);
}
.article-body figure{margin:24px 0}
.article-body figcaption{
  font-size:13px;
  color:var(--c-muted);
  text-align:center;
  margin-top:8px;
}
.article-body a{
  color:var(--c-primary);
  border-bottom:1px solid rgba(15,61,46,.32);
}
.article-body a:hover{color:var(--c-accent);border-color:var(--c-accent)}
.article-body table{
  width:100%;
  border-collapse:collapse;
  margin:24px 0;
  font-size:14px;
  display:block;
  overflow-x:auto;
  white-space:nowrap;
}
.article-body thead th{
  background:var(--c-primary);
  color:var(--c-invert);
  text-align:left;
  font-weight:600;
  padding:12px 16px;
}
.article-body tbody td{
  padding:12px 16px;
  border-bottom:1px solid var(--c-line);
}
.article-body tbody tr:nth-child(even){background:#FAFBF9}
.article-body thead th:first-child{border-radius:var(--r-btn) 0 0 0}
.article-body thead th:last-child{border-radius:0 var(--r-btn) 0 0}
.article-body pre{
  background:var(--c-dark);
  color:#DCE7E0;
  border-radius:var(--r-img);
  padding:18px 20px;
  overflow-x:auto;
  font-size:13.5px;
  line-height:1.7;
  margin:22px 0;
}
.article-body code{
  font-family:ui-monospace,SFMono-Regular,Menlo,Consolas,monospace;
  font-size:.92em;
  background:var(--c-field);
  border-radius:6px;
  padding:2px 6px;
}
.article-body pre code{background:none;padding:0;color:inherit}
.article-body hr{
  border:none;
  border-top:1px solid var(--c-line);
  margin:36px 0;
}

/* ---------- Empty state ---------- */
.empty-state{
  background:var(--c-surface);
  border:1px solid var(--c-line);
  border-radius:var(--r-panel);
  padding:72px 32px;
  text-align:center;
}
.empty-shape{
  width:96px;
  height:96px;
  margin:0 auto 22px;
  border:2px solid var(--c-primary);
  border-radius:50%;
  position:relative;
}
.empty-shape::after{
  content:"";
  position:absolute;
  inset:22px;
  border:2px dashed var(--c-accent);
  border-radius:50%;
}
.empty-state h2{
  font-size:22px;
  font-weight:700;
  margin-bottom:10px;
}
.empty-state p{color:var(--c-muted);margin-bottom:24px}

/* ---------- Article tail ---------- */
.tag-row{
  display:flex;
  align-items:center;
  flex-wrap:wrap;
  gap:10px;
  margin:28px 0 0;
}
.tag-row .label{font-size:13px;color:var(--c-muted)}
.tag{
  font-size:13px;
  padding:5px 13px;
  border-radius:999px;
  background:rgba(15,61,46,.08);
  color:var(--c-primary);
  transition:background-color var(--t);
}
.tag:hover{background:rgba(15,61,46,.16)}
.share-row{
  display:flex;
  align-items:center;
  gap:10px;
  flex-wrap:wrap;
  margin-top:22px;
  padding-top:22px;
  border-top:1px solid var(--c-line);
}
.share-row .label{font-size:13px;color:var(--c-muted)}
.share-btn{
  width:36px;
  height:36px;
  border-radius:10px;
  border:1px solid var(--c-line);
  background:#fff;
  display:inline-flex;
  align-items:center;
  justify-content:center;
  font-size:12px;
  color:var(--c-muted);
}
.share-btn:hover{border-color:var(--c-primary);color:var(--c-primary);transform:translateY(-1px)}
.pager{
  display:grid;
  grid-template-columns:1fr 1fr;
  gap:16px;
  margin-top:32px;
}
.pager-item{
  display:block;
  background:var(--c-surface);
  border:1px solid var(--c-line);
  border-radius:var(--r-card);
  padding:18px 20px;
  transition:all var(--t);
}
.pager-item:hover{box-shadow:var(--sh-hover);transform:translateY(-2px);border-color:#D6DCD7}
.pager-item .tip{font-size:12px;color:var(--c-muted);display:block;margin-bottom:6px}
.pager-item .txt{
  font-size:15px;
  font-weight:600;
  color:var(--c-ink);
  display:-webkit-box;
  -webkit-line-clamp:2;
  -webkit-box-orient:vertical;
  overflow:hidden;
}
.pager-item.next{text-align:right}

/* ---------- Related ---------- */
.related-block{margin-top:56px}
.sec-head{
  display:flex;
  align-items:flex-end;
  justify-content:space-between;
  gap:16px;
  margin-bottom:24px;
}
.sec-head h2{
  position:relative;
  font-size:clamp(20px,2vw,26px);
  font-weight:700;
  padding-left:14px;
  letter-spacing:-.01em;
}
.sec-head h2::before{
  content:"";
  position:absolute;
  left:0;
  top:.24em;
  width:4px;
  height:20px;
  border-radius:2px;
  background:var(--c-primary);
}
.sec-head .more{font-size:14px;color:var(--c-muted)}
.sec-head .more:hover{color:var(--c-primary)}
.card-grid-3{
  display:grid;
  grid-template-columns:repeat(3,minmax(0,1fr));
  gap:22px;
}
.media-card{
  display:flex;
  flex-direction:column;
  background:var(--c-surface);
  border:1px solid var(--c-line);
  border-radius:var(--r-card);
  overflow:hidden;
  transition:all var(--t);
  height:100%;
}
.media-card:hover{box-shadow:var(--sh-hover);transform:translateY(-3px)}
.media-thumb{
  aspect-ratio:16/9;
  overflow:hidden;
  background:var(--c-field);
}
.media-thumb img{width:100%;height:100%;object-fit:cover;transition:transform 320ms ease-out}
.media-card:hover .media-thumb img{transform:scale(1.04)}
.media-body{padding:20px 22px 22px;display:flex;flex-direction:column;flex:1;gap:10px}
.media-body h3{font-size:17px;font-weight:600;line-height:1.45}
.media-body p{
  font-size:14px;
  line-height:1.7;
  color:var(--c-muted);
  display:-webkit-box;
  -webkit-line-clamp:2;
  -webkit-box-orient:vertical;
  overflow:hidden;
}
.media-foot{
  margin-top:auto;
  display:flex;
  align-items:center;
  justify-content:space-between;
  font-size:13px;
  color:var(--c-muted);
  padding-top:6px;
}
.arrow-link{display:inline-flex;align-items:center;gap:6px;font-size:14px;font-weight:600;color:var(--c-primary)}
.arrow-link span.arrow{transition:transform var(--t)}
.arrow-link:hover span.arrow{transform:translateX(3px)}

/* ---------- Sidebar ---------- */
.sidebar{position:sticky;top:100px;display:flex;flex-direction:column;gap:20px}
.side-card{
  background:var(--c-surface);
  border:1px solid var(--c-line);
  border-radius:var(--r-card);
  padding:22px;
}
.side-card h3{
  font-size:15px;
  font-weight:700;
  margin-bottom:14px;
  display:flex;
  align-items:center;
  gap:8px;
}
.side-card h3::before{
  content:"";
  width:4px;
  height:16px;
  border-radius:2px;
  background:var(--c-accent);
  display:block;
}
.side-list li + li{margin-top:2px;border-top:1px solid var(--c-line)}
.side-list a{
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:10px;
  padding:12px 0;
  font-size:14.5px;
  color:#26332D;
}
.side-list a:hover{color:var(--c-primary)}
.side-list .idx{
  font-size:12px;
  font-weight:700;
  color:var(--c-accent);
  width:22px;
  flex:0 0 22px;
}
.side-list .txt{flex:1;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}
.side-dark{
  background:var(--c-primary-deep);
  border-color:var(--c-primary-deep);
  color:var(--c-invert);
  position:relative;
  overflow:hidden;
}
.side-dark::after{
  content:"";
  position:absolute;
  right:-60px;
  bottom:-70px;
  width:180px;
  height:180px;
  border:1px solid rgba(255,255,255,.10);
  border-radius:50%;
}
.side-dark h3{color:var(--c-invert)}
.side-dark p{font-size:14px;line-height:1.75;color:rgba(242,245,241,.78);margin-bottom:16px}
.side-dark .btn{width:100%;position:relative;z-index:1}
.side-contact{font-size:14px;color:#26332D;display:flex;flex-direction:column;gap:10px}
.side-contact .row{display:flex;gap:10px;align-items:flex-start}
.side-contact .k{color:var(--c-muted);flex:0 0 62px}

/* ---------- CTA band ---------- */
.cta-band{
  background:var(--c-primary-deep);
  color:var(--c-invert);
  padding:64px 0;
  position:relative;
  overflow:hidden;
}
.cta-band::before{
  content:"";
  position:absolute;
  left:-120px;
  top:-140px;
  width:420px;
  height:420px;
  border:1px solid rgba(255,255,255,.10);
  border-radius:50%;
}
.cta-inner{
  position:relative;
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:32px;
  flex-wrap:wrap;
}
.cta-inner h2{
  font-size:clamp(22px,2.4vw,30px);
  font-weight:700;
  line-height:1.3;
  margin-bottom:10px;
}
.cta-inner p{color:rgba(242,245,241,.76);font-size:15px;max-width:56ch}
.cta-actions{display:flex;gap:12px;flex-wrap:wrap}
.btn-ghost{
  border:1px solid rgba(255,255,255,.4);
  color:var(--c-invert);
}
.btn-ghost:hover{background:rgba(255,255,255,.12);border-color:#fff}

/* ---------- Footer ---------- */
.site-footer{
  background:var(--c-primary-deep);
  color:var(--c-invert);
  padding:64px 0 0;
}
.footer-grid{
  display:grid;
  grid-template-columns:1.6fr 1fr 1fr 1.2fr;
  gap:40px;
  padding-bottom:44px;
}
.footer-brand{
  display:inline-flex;
  align-items:center;
  gap:10px;
  font-size:17px;
  font-weight:800;
  color:var(--c-invert);
  margin-bottom:16px;
}
.footer-brand .brand-mark{border-color:rgba(255,255,255,.65)}
.footer-brand .brand-mark::after{border-color:var(--c-accent)}
.footer-desc{
  font-size:14px;
  line-height:1.8;
  color:rgba(242,245,241,.68);
  max-width:34ch;
}
.footer-col h4{
  font-size:14px;
  font-weight:600;
  margin-bottom:16px;
  color:var(--c-invert);
}
.footer-col ul li{margin-bottom:10px}
.footer-col ul li a,
.footer-col ul li span{
  font-size:14px;
  color:rgba(242,245,241,.72);
  transition:color var(--t);
}
.footer-col ul li a:hover{
  color:#fff;
  text-decoration:underline;
  text-underline-offset:4px;
}
.qr-box{
  width:112px;
  height:112px;
  border-radius:12px;
  background:rgba(255,255,255,.06);
  border:1px solid rgba(255,255,255,.16);
  display:flex;
  align-items:center;
  justify-content:center;
  text-align:center;
  font-size:12px;
  line-height:1.6;
  color:rgba(242,245,241,.7);
  padding:8px;
}
.footer-bottom{
  display:flex;
  justify-content:space-between;
  gap:16px;
  flex-wrap:wrap;
  border-top:1px solid rgba(255,255,255,.14);
  padding:22px 0 28px;
  font-size:13px;
  color:rgba(242,245,241,.6);
}

/* ---------- Responsive ---------- */
@media (max-width:1279px){
  .container{padding:0 28px}
  .article-layout{gap:40px}
}
@media (max-width:1023px){
  .container{padding:0 24px}
  .main-nav,.search-box,.header-right .btn-primary{display:none}
  .menu-toggle{display:block;margin-left:auto}
  .header-inner{gap:12px}
  .article-layout{grid-template-columns:minmax(0,1fr)}
  .sidebar{display:none}
  .article-main{max-width:100%}
  .article-body{padding:32px 26px}
  .main-wrap{padding:40px 0 64px}
  .gap-section{--gap-section:64px}
  .card-grid-3{grid-template-columns:repeat(2,minmax(0,1fr))}
  .footer-grid{grid-template-columns:1fr 1fr;gap:32px}
  .cta-band{padding:52px 0}
  .mob-side{display:block}
}
@media (max-width:767px){
  .container{padding:0 18px}
  .article-head{padding:26px 0 30px}
  .article-head h1{font-size:26px;margin:14px 0}
  .crumb .current{max-width:28ch}
  .article-body{padding:24px 18px;font-size:15.5px}
  .article-body > p:first-of-type{font-size:17px}
  .article-body h2{margin-top:32px}
  .pager{grid-template-columns:1fr}
  .pager-item.next{text-align:left}
  .card-grid-3{grid-template-columns:1fr}
  .cta-inner{flex-direction:column;align-items:flex-start}
  .cta-actions{width:100%}
  .cta-actions .btn{width:100%}
  .footer-grid{grid-template-columns:1fr;gap:28px}
  .footer-bottom{flex-direction:column;gap:8px}
  .related-block{margin-top:40px}
  .side-contact .k{flex:0 0 56px}
}
@media (max-width:480px){
  .brand{font-size:15.5px}
  .article-body pre{font-size:12.5px}
}
.mob-side{display:none}

/* roulang page: category1 */
:root{
  --c-primary:#0F3D2E;
  --c-primary-deep:#0A2A20;
  --c-accent:#FF6A2B;
  --c-accent-hover:#E4571B;
  --c-mint:#16A87A;
  --c-gold:#E8B04B;
  --c-bg:#F5F6F3;
  --c-surface:#FFFFFF;
  --c-dark:#0C1512;
  --c-ink:#101A16;
  --c-muted:#66736E;
  --c-line:#E2E6E0;
  --c-form:#F1F3EF;
  --c-invert:#F2F5F1;
  --r-card:16px;
  --r-panel:20px;
  --r-btn:10px;
  --r-img:12px;
  --sh-card:0 1px 2px rgba(16,26,22,.05);
  --sh-hover:0 12px 28px rgba(16,26,22,.10);
  --t:200ms ease-out;
  --sec-y:96px;
}
*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth}
body{
  margin:0;
  font-family:"PingFang SC","Microsoft YaHei","Noto Sans SC",system-ui,-apple-system,sans-serif;
  font-size:16px;
  line-height:1.85;
  color:var(--c-ink);
  background:var(--c-bg);
}
img{max-width:100%;display:block;height:auto}
a{color:inherit;text-decoration:none}
button,input,select,textarea{font:inherit;color:inherit}
ul,ol{margin:0;padding:0;list-style:none}
h1,h2,h3,h4{margin:0;font-weight:700;line-height:1.25}
p{margin:0}
:focus-visible{outline:2px solid var(--c-primary);outline-offset:2px}
.container{max-width:1200px;margin:0 auto;padding:0 32px}
@media(max-width:1279px){.container{padding:0 28px}}
@media(max-width:1023px){.container{padding:0 24px}}
@media(max-width:767px){.container{padding:0 18px}}

/* ---------- Header ---------- */
.site-header{
  position:sticky;top:0;z-index:80;
  background:rgba(255,255,255,.96);
  -webkit-backdrop-filter:blur(10px);
  backdrop-filter:blur(10px);
  border-bottom:1px solid var(--c-line);
  transition:box-shadow var(--t);
}
.site-header.is-scrolled{box-shadow:0 4px 14px rgba(16,26,22,.06)}
.header-inner{display:flex;align-items:center;gap:22px;min-height:72px}
.brand{display:flex;align-items:center;gap:10px;flex-shrink:0;min-height:44px}
.brand-mark{
  position:relative;width:26px;height:26px;border-radius:50%;
  border:2px solid var(--c-primary);flex:0 0 26px;
}
.brand-mark::after{
  content:"";position:absolute;inset:5px;border-radius:50%;
  border:2px solid var(--c-accent);
  border-top-color:transparent;border-left-color:transparent;
}
.brand-text{font-size:17px;font-weight:800;letter-spacing:-.01em;white-space:nowrap}
.main-nav{display:flex;align-items:center;gap:26px;margin-left:auto}
.nav-link{
  position:relative;font-size:15px;color:rgba(16,26,22,.72);
  padding:6px 0;transition:color var(--t);white-space:nowrap;
}
.nav-link:hover{color:var(--c-primary)}
.nav-link.is-active{color:var(--c-primary);font-weight:700}
.nav-link.is-active::after{
  content:"";position:absolute;left:0;right:0;bottom:-2px;height:3px;
  border-radius:2px;background:var(--c-accent);
}
.header-tools{display:flex;align-items:center;gap:12px;margin-left:auto}
.header-search{position:relative;display:flex;align-items:center}
.header-search svg{position:absolute;left:14px;width:16px;height:16px;stroke:var(--c-muted);fill:none;stroke-width:1.6}
.header-search input{
  width:190px;height:40px;border-radius:999px;border:1px solid transparent;
  background:var(--c-form);padding:0 16px 0 38px;font-size:14px;
  transition:background var(--t),border-color var(--t),box-shadow var(--t);
}
.header-search input::placeholder{color:#8C9793}
.header-search input:focus{
  outline:none;background:#fff;border-color:var(--c-accent);
  box-shadow:0 0 0 3px rgba(255,106,43,.16);
}
.nav-toggle{
  display:none;width:42px;height:42px;border-radius:10px;
  border:1px solid var(--c-line);background:#fff;cursor:pointer;
  align-items:center;justify-content:center;flex-direction:column;gap:4px;
  transition:border-color var(--t),background var(--t);
}
.nav-toggle span{display:block;width:18px;height:2px;background:var(--c-primary);border-radius:2px;transition:transform var(--t),opacity var(--t)}
.nav-toggle:hover{border-color:var(--c-primary)}
.nav-toggle[aria-expanded="true"] span:nth-child(1){transform:translateY(6px) rotate(45deg)}
.nav-toggle[aria-expanded="true"] span:nth-child(2){opacity:0}
.nav-toggle[aria-expanded="true"] span:nth-child(3){transform:translateY(-6px) rotate(-45deg)}

/* ---------- Buttons ---------- */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  border:1px solid transparent;border-radius:var(--r-btn);
  padding:12px 22px;font-size:15px;font-weight:600;line-height:1.4;
  cursor:pointer;text-align:center;
  transition:background var(--t),color var(--t),border-color var(--t),transform var(--t),box-shadow var(--t),opacity var(--t);
}
.btn-primary{background:var(--c-accent);color:#fff}
.btn-primary:hover{background:var(--c-accent-hover);transform:translateY(-1px);box-shadow:0 8px 18px rgba(255,106,43,.28)}
.btn-primary:active{transform:translateY(0);box-shadow:none}
.btn-outline{border-color:var(--c-primary);color:var(--c-primary);background:transparent}
.btn-outline:hover{background:rgba(15,61,46,.07)}
.btn-light{background:#fff;color:var(--c-primary)}
.btn-light:hover{background:#F0F2EE;transform:translateY(-1px)}
.btn-ghost-light{border-color:rgba(255,255,255,.45);color:#fff;background:transparent}
.btn-ghost-light:hover{border-color:#fff;background:rgba(255,255,255,.10)}
.btn-sm{padding:10px 18px;font-size:14px}
.btn:disabled,.btn.is-disabled{opacity:.55;cursor:not-allowed;transform:none;box-shadow:none}

/* ---------- Breadcrumb ---------- */
.breadcrumb{background:var(--c-surface);border-bottom:1px solid var(--c-line);padding:14px 0}
.breadcrumb ol{display:flex;flex-wrap:wrap;align-items:center;gap:8px;font-size:14px;color:var(--c-muted)}
.breadcrumb li{display:flex;align-items:center;gap:8px}
.breadcrumb li::after{content:"/";color:#BCC5BF}
.breadcrumb li:last-child::after{content:""}
.breadcrumb a{color:var(--c-muted);transition:color var(--t)}
.breadcrumb a:hover{color:var(--c-primary)}
.breadcrumb .current{color:var(--c-ink)}

/* ---------- Page hero ---------- */
.page-hero{position:relative;background:var(--c-surface);overflow:hidden;padding:56px 0 0}
.page-hero::after{
  content:"";position:absolute;width:560px;height:560px;border-radius:50%;
  border:1px solid rgba(15,61,46,.09);right:-180px;top:-240px;pointer-events:none;
}
.page-hero-grid{
  position:relative;z-index:1;
  display:grid;grid-template-columns:1.1fr .9fr;gap:48px;align-items:center;
  padding-bottom:52px;
}
.eyebrow{
  display:inline-flex;align-items:center;gap:8px;
  font-size:13px;font-weight:600;color:var(--c-primary);letter-spacing:.06em;
  margin-bottom:16px;
}
.eyebrow::before{content:"";width:3px;height:14px;border-radius:2px;background:var(--c-accent)}
.page-hero h1{
  font-size:clamp(30px,4.2vw,48px);font-weight:800;line-height:1.18;
  letter-spacing:-.02em;margin-bottom:18px;
}
.page-hero .lead{font-size:17px;line-height:1.8;color:var(--c-muted);max-width:560px}
.hero-actions{display:flex;flex-wrap:wrap;gap:14px;margin-top:28px}
.trust-line{display:flex;flex-wrap:wrap;gap:22px;margin-top:26px;font-size:13px;color:var(--c-muted)}
.trust-line span{display:inline-flex;align-items:center;gap:6px}
.trust-line i{
  width:7px;height:7px;border-radius:50%;background:var(--c-mint);
  display:inline-block;font-style:normal;
}
.hero-media{position:relative}
.hero-media img{
  width:100%;height:380px;object-fit:cover;border-radius:var(--r-panel);
  border:1px solid var(--c-line);
}
.hero-float{
  position:absolute;left:-16px;bottom:20px;background:#fff;
  border-radius:14px;border:1px solid var(--c-line);
  box-shadow:0 12px 28px rgba(16,26,22,.10);
  padding:16px 20px;min-width:168px;
}
.hero-float strong{
  display:block;font-size:30px;font-weight:800;color:var(--c-accent);
  font-variant-numeric:tabular-nums;line-height:1.1;
}
.hero-float span{font-size:13px;color:var(--c-muted)}

/* ---------- Metric bar ---------- */
.metric-bar{
  position:relative;z-index:1;
  background:var(--c-primary-deep);border-radius:var(--r-panel);
  padding:26px 32px;display:grid;grid-template-columns:repeat(4,1fr);gap:24px;
  overflow:hidden;margin-bottom:-32px;
}
.metric-bar::before{
  content:"";position:absolute;width:320px;height:320px;border-radius:50%;
  border:1px solid rgba(255,255,255,.10);right:-100px;top:-160px;
}
.metric-item{position:relative}
.metric-num{
  font-size:clamp(26px,3vw,38px);font-weight:800;color:var(--c-accent);
  font-variant-numeric:tabular-nums;line-height:1.1;
}
.metric-num .unit{font-size:.44em;margin-left:3px;font-weight:700}
.metric-item p{margin-top:6px;font-size:13px;color:rgba(242,245,241,.72)}

/* ---------- Sections ---------- */
.sec{padding:var(--sec-y) 0}
.sec--white{background:var(--c-surface)}
.sec--dark{background:var(--c-primary-deep);color:var(--c-invert)}
.sec--top-pad{padding-top:calc(var(--sec-y) + 32px)}
.sec-head{max-width:780px;margin-bottom:40px}
.sec-head h2{
  position:relative;padding-left:16px;
  font-size:clamp(24px,2.6vw,34px);font-weight:700;line-height:1.28;
}
.sec-head h2::before{
  content:"";position:absolute;left:0;top:.30em;width:4px;height:20px;
  border-radius:2px;background:var(--c-primary);
}
.sec--dark .sec-head h2::before{background:var(--c-accent)}
.sec-head p{margin-top:14px;font-size:15px;color:var(--c-muted);line-height:1.8}
.sec--dark .sec-head p{color:rgba(242,245,241,.74)}

/* ---------- Service cards (2 columns, uneven heights) ---------- */
.svc-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:20px;align-items:start}
.svc-card{
  display:flex;gap:20px;padding:28px;
  background:var(--c-surface);border:1px solid var(--c-line);
  border-radius:var(--r-card);box-shadow:var(--sh-card);
  transition:transform var(--t),box-shadow var(--t),border-color var(--t);
}
.svc-card:hover{transform:translateY(-2px);box-shadow:var(--sh-hover);border-color:#D6DCD4}
.svc-icon{
  flex:0 0 46px;width:46px;height:46px;border-radius:13px;
  background:rgba(15,61,46,.08);color:var(--c-primary);
  display:grid;place-items:center;
}
.svc-icon svg{width:22px;height:22px;fill:none;stroke:currentColor;stroke-width:1.5;stroke-linecap:round;stroke-linejoin:round}
.svc-body h3{font-size:19px;font-weight:600;margin-bottom:8px}
.svc-body p{font-size:14.5px;line-height:1.72;color:var(--c-muted)}
.svc-link{
  display:inline-flex;align-items:center;gap:6px;margin-top:14px;
  font-size:14px;font-weight:600;color:var(--c-primary);
}
.svc-link .arrow{transition:transform var(--t)}
.svc-link:hover .arrow{transform:translateX(3px)}
.svc-tag{
  display:inline-block;margin-top:12px;padding:3px 10px;border-radius:999px;
  font-size:12px;background:rgba(255,106,43,.10);color:var(--c-accent-hover);
}

/* ---------- Scene ---------- */
.scene-wrap{display:grid;grid-template-columns:1fr 1fr;gap:40px;align-items:center}
.scene-media img{width:100%;height:400px;object-fit:cover;border-radius:var(--r-panel);border:1px solid var(--c-line)}
.scene-list{display:grid;gap:14px;margin-top:26px}
.scene-item{
  display:flex;gap:14px;padding:18px 20px;background:var(--c-surface);
  border:1px solid var(--c-line);border-radius:14px;
  transition:transform var(--t),box-shadow var(--t);
}
.scene-item:hover{transform:translateY(-2px);box-shadow:var(--sh-hover)}
.scene-item .idx{
  flex:0 0 30px;height:30px;border-radius:9px;background:rgba(15,61,46,.08);
  color:var(--c-primary);display:grid;place-items:center;
  font-size:13px;font-weight:700;font-variant-numeric:tabular-nums;
}
.scene-item h3{font-size:16px;font-weight:600;margin-bottom:4px}
.scene-item p{font-size:14px;color:var(--c-muted);line-height:1.7}

/* ---------- Flow ---------- */
.flow{position:relative;display:grid;grid-template-columns:repeat(5,1fr);gap:0;margin-top:12px}
.flow::before{
  content:"";position:absolute;left:9%;right:9%;top:22px;height:2px;background:var(--c-line);
}
.flow-step{position:relative;padding:0 12px;text-align:center}
.flow-num{
  position:relative;z-index:1;width:44px;height:44px;margin:0 auto 16px;
  border-radius:50%;background:var(--c-surface);border:2px solid var(--c-primary);
  color:var(--c-primary);display:grid;place-items:center;
  font-weight:700;font-variant-numeric:tabular-nums;
}
.flow-step:first-child .flow-num{background:var(--c-accent);border-color:var(--c-accent);color:#fff}
.flow-step h3{font-size:16px;font-weight:600;margin-bottom:6px}
.flow-step p{font-size:13.5px;color:var(--c-muted);line-height:1.7}

/* ---------- Result ---------- */
.result-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:20px}
.result-card{
  background:rgba(255,255,255,.05);border:1px solid rgba(255,255,255,.14);
  border-radius:var(--r-card);padding:26px;
}
.result-num{
  font-size:clamp(34px,4.4vw,52px);font-weight:800;color:var(--c-accent);
  font-variant-numeric:tabular-nums;line-height:1.1;
}
.result-num .unit{font-size:.4em;margin-left:4px}
.result-card p{margin-top:10px;font-size:14px;color:rgba(242,245,241,.74)}
.quote-box{
  margin-top:24px;padding:26px 30px;border-radius:var(--r-panel);
  background:rgba(255,255,255,.05);border:1px solid rgba(255,255,255,.14);
  border-left:4px solid var(--c-accent);
}
.quote-box p{font-size:16px;line-height:1.8;color:rgba(242,245,241,.92)}
.quote-box span{display:block;margin-top:12px;font-size:13px;color:rgba(242,245,241,.6)}

/* ---------- FAQ ---------- */
.faq-list{max-width:840px;margin:0 auto;display:grid;gap:12px}
.faq-item{
  background:var(--c-surface);border:1px solid var(--c-line);
  border-radius:12px;overflow:hidden;transition:border-color var(--t),box-shadow var(--t);
}
.faq-item:hover{border-color:#D6DCD4}
.faq-item[open]{box-shadow:var(--sh-card)}
.faq-item summary{
  list-style:none;cursor:pointer;padding:18px 22px;
  display:flex;align-items:center;justify-content:space-between;gap:16px;
  font-size:16px;font-weight:600;color:var(--c-ink);
}
.faq-item summary::-webkit-details-marker{display:none}
.faq-item summary::after{
  content:"+";color:var(--c-primary);font-size:22px;font-weight:600;line-height:1;
  transition:transform var(--t);
}
.faq-item[open] summary::after{content:"–"}
.faq-body{
  margin:0 22px 20px;padding-left:14px;border-left:3px solid var(--c-accent);
  font-size:15px;line-height:1.8;color:var(--c-muted);
}

/* ---------- CTA band ---------- */
.cta-band{
  background:var(--c-primary);color:var(--c-invert);
  border-radius:var(--r-panel);padding:44px;
  display:flex;align-items:center;justify-content:space-between;gap:32px;flex-wrap:wrap;
}
.cta-band h2{font-size:clamp(22px,2.4vw,30px);line-height:1.3;margin-bottom:10px}
.cta-band p{font-size:15px;color:rgba(242,245,241,.78);max-width:560px}
.cta-actions{display:flex;flex-wrap:wrap;gap:14px}

/* ---------- Footer ---------- */
.site-footer{background:var(--c-primary-deep);color:var(--c-invert);padding:64px 0 28px;margin-top:0}
.footer-grid{display:grid;grid-template-columns:1.5fr 1fr 1fr 1.1fr;gap:36px}
.footer-brand{display:inline-flex;align-items:center;gap:10px;font-size:17px;font-weight:800;margin-bottom:14px}
.footer-brand .brand-mark{border-color:rgba(242,245,241,.85)}
.footer-desc{font-size:14px;line-height:1.8;color:rgba(242,245,241,.66);max-width:320px}
.footer-col h4{font-size:14px;font-weight:600;color:var(--c-invert);margin-bottom:16px}
.footer-col ul{display:grid;gap:10px}
.footer-col a,.footer-col span{font-size:14px;color:rgba(242,245,241,.72);transition:color var(--t)}
.footer-col a:hover{color:#fff;text-decoration:underline;text-underline-offset:4px}
.qr-box{
  width:112px;height:112px;border:1px dashed rgba(242,245,241,.35);border-radius:12px;
  display:grid;place-items:center;text-align:center;
  font-size:12px;line-height:1.6;color:rgba(242,245,241,.6);padding:8px;
}
.footer-bottom{
  margin-top:44px;padding-top:20px;border-top:1px solid rgba(242,245,241,.14);
  display:flex;flex-wrap:wrap;gap:12px;justify-content:space-between;
  font-size:13px;color:rgba(242,245,241,.6);
}

/* ---------- Responsive ---------- */
@media(max-width:1279px){
  :root{--sec-y:88px}
  .metric-bar{padding:24px 26px;gap:18px}
}
@media(max-width:1023px){
  :root{--sec-y:72px}
  .header-inner{min-height:64px;gap:12px}
  .header-search{display:none}
  .nav-toggle{display:inline-flex}
  .main-nav{
    position:fixed;left:0;right:0;top:64px;bottom:0;
    background:#fff;flex-direction:column;align-items:stretch;
    gap:0;padding:12px 24px 32px;margin:0;
    transform:translateX(102%);transition:transform 200ms ease-out;
    overflow-y:auto;border-top:1px solid var(--c-line);
  }
  .main-nav.is-open{transform:translateX(0)}
  .nav-link{width:100%;padding:16px 0;font-size:17px;border-bottom:1px solid var(--c-line)}
  .nav-link.is-active::after{display:none}
  .page-hero-grid{grid-template-columns:1fr;gap:32px}
  .hero-media img{height:300px}
  .hero-float{left:auto;right:16px;bottom:16px}
  .metric-bar{grid-template-columns:repeat(2,1fr);margin-bottom:-24px}
  .scene-wrap{grid-template-columns:1fr;gap:28px}
  .scene-media img{height:300px}
  .result-grid{grid-template-columns:1fr 1fr}
  .flow{grid-template-columns:repeat(5,minmax(150px,1fr));overflow-x:auto;padding-bottom:8px}
  .flow::before{left:60px;right:60px}
  .flow-step{text-align:left;padding:0 12px 0 0}
  .flow-num{margin:0 0 14px}
  .footer-grid{grid-template-columns:1fr 1fr;gap:28px}
}
@media(max-width:767px){
  :root{--sec-y:56px}
  .brand-text{font-size:15px}
  .header-inner{min-height:60px}
  .main-nav{top:60px}
  .page-hero{padding-top:36px}
  .page-hero .lead{font-size:15.5px}
  .hero-actions{flex-direction:column;align-items:stretch}
  .hero-actions .btn{width:100%}
  .hero-media img{height:240px}
  .metric-bar{padding:22px 20px;margin-bottom:-20px}
  .svc-grid{grid-template-columns:1fr}
  .result-grid{grid-template-columns:1fr}
  .cta-band{padding:28px 22px;flex-direction:column;align-items:flex-start}
  .cta-actions{width:100%;flex-direction:column}
  .cta-actions .btn{width:100%}
  .footer-grid{grid-template-columns:1fr;gap:26px}
  .qr-box{margin:0 auto}
  .footer-bottom{flex-direction:column;gap:8px}
}
@media(max-width:480px){
  .page-hero h1{font-size:28px}
  .svc-card{flex-direction:column;gap:14px;padding:22px}
  .trust-line{gap:14px}
}

/* roulang page: category2 */
:root{
  --c-primary:#0F3D2E;
  --c-primary-deep:#0A2A20;
  --c-accent:#FF6A2B;
  --c-accent-hover:#E4571B;
  --c-mint:#16A87A;
  --c-gold:#E8B04B;
  --c-bg:#F5F6F3;
  --c-surface:#FFFFFF;
  --c-dark:#0C1512;
  --c-ink:#101A16;
  --c-muted:#66736E;
  --c-inverse:#F2F5F1;
  --c-line:#E2E6E0;
  --c-field:#F1F3EF;
  --r-card:16px;
  --r-panel:20px;
  --r-btn:10px;
  --r-img:12px;
  --sh-card:0 1px 2px rgba(16,26,22,.05), 0 0 0 1px var(--c-line);
  --sh-hover:0 12px 28px rgba(16,26,22,.10);
  --ease:cubic-bezier(.2,.7,.3,1);
  --t:200ms;
}

*,*::before,*::after{box-sizing:border-box;}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth;}
body{
  margin:0;
  font-family:"PingFang SC","Microsoft YaHei","Noto Sans SC",system-ui,-apple-system,"Segoe UI",sans-serif;
  font-size:16px;
  line-height:1.85;
  color:var(--c-ink);
  background:var(--c-bg);
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block;height:auto;}
a{color:inherit;text-decoration:none;transition:color var(--t) var(--ease),background-color var(--t) var(--ease),border-color var(--t) var(--ease);}
a:hover{color:var(--c-primary);}
button{font:inherit;color:inherit;border:none;background:none;cursor:pointer;}
ul,ol{margin:0;padding:0;list-style:none;}
h1,h2,h3,h4,p{margin:0;}
h1{font-size:clamp(30px,4.2vw,52px);font-weight:800;line-height:1.16;letter-spacing:-.02em;}
h2{font-size:clamp(24px,2.6vw,34px);font-weight:700;line-height:1.25;letter-spacing:-.01em;}
h3{font-size:20px;font-weight:600;line-height:1.35;}
h4{font-size:16px;font-weight:600;line-height:1.4;}
p{font-size:16px;line-height:1.85;}
strong{font-weight:700;}
:focus-visible{outline:2px solid var(--c-primary);outline-offset:2px;}

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

/* ============ Header ============ */
.site-header{
  position:sticky;
  top:0;
  z-index:80;
  background:rgba(255,255,255,.95);
  backdrop-filter:saturate(180%) blur(10px);
  border-bottom:1px solid var(--c-line);
  transition:box-shadow var(--t) var(--ease);
}
.site-header.is-scrolled{box-shadow:0 4px 14px rgba(16,26,22,.06);}
.header-inner{
  display:flex;
  align-items:center;
  gap:22px;
  min-height:74px;
}
.brand{
  display:flex;
  align-items:center;
  gap:10px;
  flex-shrink:0;
  font-size:17px;
  font-weight:700;
  letter-spacing:-.01em;
  color:var(--c-ink);
}
.brand:hover{color:var(--c-primary);}
.brand-mark{
  position:relative;
  width:26px;height:26px;
  border-radius:50%;
  border:2px solid var(--c-primary);
  flex-shrink:0;
}
.brand-mark::after{
  content:"";
  position:absolute;
  inset:5px;
  border-radius:50%;
  border:1.5px solid var(--c-accent);
  border-left-color:transparent;
  border-bottom-color:transparent;
  transform:rotate(-35deg);
}
.main-nav{
  display:flex;
  align-items:center;
  gap:2px;
  margin-left:6px;
  flex-wrap:wrap;
}
.nav-link{
  position:relative;
  padding:10px 13px;
  font-size:15px;
  color:rgba(16,26,22,.72);
  border-radius:8px;
  white-space:nowrap;
}
.nav-link:hover{color:var(--c-primary);background:rgba(15,61,46,.05);}
.nav-link.is-active{color:var(--c-primary);font-weight:700;}
.nav-link.is-active::after{
  content:"";
  position:absolute;
  left:13px;right:13px;bottom:2px;
  height:3px;
  border-radius:2px;
  background:var(--c-accent);
}
.header-actions{
  display:flex;
  align-items:center;
  gap:12px;
  margin-left:auto;
}
.search-box{
  position:relative;
  display:flex;
  align-items:center;
}
.search-box svg{
  position:absolute;
  left:13px;
  width:16px;height:16px;
  stroke:var(--c-muted);
  fill:none;
  stroke-width:1.8;
  pointer-events:none;
}
.search-box input{
  width:190px;
  height:42px;
  padding:0 16px 0 36px;
  font-size:14px;
  color:var(--c-ink);
  background:var(--c-field);
  border:1.5px solid transparent;
  border-radius:999px;
  transition:all var(--t) var(--ease);
}
.search-box input::placeholder{color:#8B968F;}
.search-box input:focus{
  outline:none;
  background:#fff;
  border-color:var(--c-accent);
  box-shadow:0 0 0 3px rgba(255,106,43,.16);
}
.btn{
  display:inline-flex;
  align-items:center;
  justify-content:center;
  gap:7px;
  padding:12px 22px;
  font-size:15px;
  font-weight:600;
  border-radius:var(--r-btn);
  border:1.5px solid transparent;
  transition:all var(--t) var(--ease);
  white-space:nowrap;
}
.btn-primary{background:var(--c-accent);color:#fff;}
.btn-primary:hover{background:var(--c-accent-hover);color:#fff;transform:translateY(-1px);box-shadow:0 8px 18px rgba(228,87,27,.26);}
.btn-primary:active{transform:translateY(0);}
.btn-outline{border-color:var(--c-primary);color:var(--c-primary);background:transparent;}
.btn-outline:hover{background:var(--c-primary);color:#fff;}
.btn-ghost{background:rgba(255,255,255,.14);border-color:rgba(242,245,241,.4);color:var(--c-inverse);}
.btn-ghost:hover{background:rgba(255,255,255,.24);color:#fff;}
.btn:disabled{opacity:.55;cursor:not-allowed;transform:none;box-shadow:none;}
.btn-sm{padding:9px 16px;font-size:14px;}
.nav-toggle{
  display:none;
  width:44px;height:44px;
  border-radius:var(--r-btn);
  border:1px solid var(--c-line);
  background:#fff;
  margin-left:auto;
  align-items:center;
  justify-content:center;
  flex-direction:column;
  gap:5px;
}
.nav-toggle span{display:block;width:18px;height:2px;background:var(--c-ink);border-radius:2px;transition:all var(--t) var(--ease);}
.nav-toggle.is-open span:nth-child(1){transform:translateY(7px) rotate(45deg);}
.nav-toggle.is-open span:nth-child(2){opacity:0;}
.nav-toggle.is-open span:nth-child(3){transform:translateY(-7px) rotate(-45deg);}

.nav-drawer{
  position:fixed;
  inset:74px 0 0 0;
  background:#fff;
  z-index:75;
  padding:18px;
  display:none;
  flex-direction:column;
  gap:4px;
  overflow-y:auto;
  transform:translateY(-8px);
  opacity:0;
  transition:opacity var(--t) var(--ease),transform var(--t) var(--ease);
}
.nav-drawer.is-open{display:flex;opacity:1;transform:translateY(0);}
.nav-drawer a{
  padding:15px 12px;
  font-size:18px;
  font-weight:600;
  border-bottom:1px solid var(--c-line);
  border-radius:8px;
}
.nav-drawer a.is-active{color:var(--c-primary);background:rgba(15,61,46,.05);}
.nav-drawer .btn{margin-top:18px;width:100%;}

/* ============ Hero ============ */
.page-hero{
  position:relative;
  overflow:hidden;
  background:var(--c-primary-deep);
  color:var(--c-inverse);
  padding:56px 0 88px;
}
.page-hero::before{
  content:"";
  position:absolute;
  right:-140px;
  top:-180px;
  width:640px;height:640px;
  border-radius:50%;
  border:1px solid rgba(242,245,241,.12);
  pointer-events:none;
}
.page-hero::after{
  content:"";
  position:absolute;
  right:-40px;
  top:-40px;
  width:420px;height:420px;
  border-radius:50%;
  border:1px solid rgba(242,245,241,.08);
  pointer-events:none;
}
.breadcrumb{
  position:relative;
  display:flex;
  flex-wrap:wrap;
  align-items:center;
  gap:8px;
  font-size:14px;
  color:rgba(242,245,241,.66);
  margin-bottom:26px;
}
.breadcrumb a{color:rgba(242,245,241,.66);}
.breadcrumb a:hover{color:#fff;}
.breadcrumb .sep{opacity:.5;}
.breadcrumb .current{color:var(--c-inverse);font-weight:600;}
.hero-grid{
  position:relative;
  display:grid;
  grid-template-columns:7fr 5fr;
  gap:52px;
  align-items:center;
}
.hero-tag{
  display:inline-flex;
  align-items:center;
  gap:9px;
  font-size:13px;
  letter-spacing:.06em;
  font-weight:600;
  color:var(--c-accent);
  margin-bottom:20px;
}
.hero-tag::before{content:"";width:3px;height:14px;background:var(--c-accent);border-radius:2px;display:block;}
.page-hero h1{color:#fff;margin-bottom:20px;}
.page-hero .hero-lead{
  font-size:17px;
  line-height:1.8;
  color:rgba(242,245,241,.82);
  max-width:640px;
  margin-bottom:28px;
}
.hero-actions{display:flex;gap:14px;flex-wrap:wrap;}
.hero-trust{
  display:flex;
  flex-wrap:wrap;
  gap:22px;
  margin-top:26px;
  font-size:13px;
  color:rgba(242,245,241,.72);
}
.hero-trust span{display:inline-flex;align-items:center;gap:7px;}
.hero-trust i{
  width:6px;height:6px;border-radius:50%;
  background:var(--c-mint);
  display:block;
}
.hero-figure{position:relative;}
.hero-figure img{
  width:100%;
  height:340px;
  object-fit:cover;
  border-radius:var(--r-panel);
  border:1px solid rgba(242,245,241,.18);
}
.hero-figure figcaption{
  margin-top:12px;
  font-size:13px;
  color:rgba(242,245,241,.6);
}
.float-card{
  position:absolute;
  left:-22px;
  bottom:60px;
  background:#fff;
  color:var(--c-ink);
  border-radius:14px;
  padding:16px 20px;
  box-shadow:0 12px 28px rgba(10,42,32,.28);
  min-width:172px;
}
.float-card b{
  display:block;
  font-size:30px;
  font-weight:800;
  line-height:1.1;
  color:var(--c-accent);
  font-variant-numeric:tabular-nums;
}
.float-card b small{font-size:14px;font-weight:700;margin-left:2px;}
.float-card span{font-size:13px;color:var(--c-muted);}

/* ============ 通用板块 ============ */
.section{padding:96px 0;}
.section-white{background:var(--c-surface);}
.section-tight{padding-top:0;}
.section-head{
  max-width:760px;
  margin-bottom:44px;
}
.section-head h2{
  position:relative;
  padding-left:16px;
  margin-bottom:16px;
}
.section-head h2::before{
  content:"";
  position:absolute;
  left:0;top:6px;
  width:4px;height:22px;
  border-radius:2px;
  background:var(--c-primary);
}
.section-head p{color:var(--c-muted);font-size:16px;}
.section-head.center{margin-left:auto;margin-right:auto;text-align:center;}
.section-head.center h2{padding-left:0;}
.section-head.center h2::before{display:none;}

/* ============ 概览指标 ============ */
.overview-strip{
  display:grid;
  grid-template-columns:repeat(4,1fr);
  gap:20px;
}
.stat-card{
  background:var(--c-surface);
  border-radius:var(--r-card);
  padding:24px;
  box-shadow:var(--sh-card);
  transition:transform var(--t) var(--ease),box-shadow var(--t) var(--ease);
}
.stat-card:hover{transform:translateY(-2px);box-shadow:var(--sh-hover);}
.stat-num{
  font-size:clamp(34px,4vw,48px);
  font-weight:800;
  line-height:1.05;
  color:var(--c-accent);
  font-variant-numeric:tabular-nums;
  letter-spacing:-.02em;
}
.stat-num small{font-size:16px;font-weight:700;margin-left:3px;color:var(--c-muted);}
.stat-label{
  display:block;
  margin-top:8px;
  font-size:14px;
  color:var(--c-muted);
}
.stat-trend{
  display:inline-flex;
  align-items:center;
  gap:4px;
  margin-top:10px;
  font-size:13px;
  font-weight:600;
  color:var(--c-mint);
}

/* ============ 案例图文交错 ============ */
.case-list{display:flex;flex-direction:column;gap:64px;}
.case-row{
  display:grid;
  grid-template-columns:46% 1fr;
  gap:40px;
  align-items:center;
}
.case-row.reverse .case-media{order:2;}
.case-row.reverse{grid-template-columns:1fr 46%;}
.case-media{
  border-radius:var(--r-panel);
  overflow:hidden;
  box-shadow:var(--sh-card);
  background:var(--c-surface);
}
.case-media img{
  width:100%;
  height:320px;
  object-fit:cover;
  transition:transform 420ms var(--ease);
}
.case-row:hover .case-media img{transform:scale(1.03);}
.meta-bar{
  display:flex;
  flex-wrap:wrap;
  align-items:center;
  gap:10px;
  margin-bottom:16px;
}
.meta-bar span{
  display:inline-flex;
  align-items:center;
  gap:6px;
  padding:5px 12px;
  font-size:13px;
  color:var(--c-primary);
  background:rgba(15,61,46,.08);
  border-radius:999px;
  font-weight:600;
}
.meta-bar span.year{background:rgba(255,106,43,.12);color:#B24314;}
.meta-bar span i{
  display:block;
  width:5px;height:5px;border-radius:50%;
  background:currentColor;
}
.case-body h3{margin-bottom:14px;}
.case-body p{color:var(--c-muted);font-size:15px;line-height:1.8;margin-bottom:20px;}
.case-metrics{
  display:grid;
  grid-template-columns:repeat(3,1fr);
  gap:14px;
  padding:18px 20px;
  background:var(--c-field);
  border-radius:var(--r-card);
  margin-bottom:20px;
}
.case-metrics li strong{
  display:block;
  font-size:22px;
  font-weight:800;
  color:var(--c-ink);
  font-variant-numeric:tabular-nums;
  line-height:1.2;
}
.case-metrics li span{font-size:13px;color:var(--c-muted);}
.text-link{
  display:inline-flex;
  align-items:center;
  gap:6px;
  font-size:15px;
  font-weight:600;
  color:var(--c-primary);
}
.text-link span{transition:transform var(--t) var(--ease);}
.text-link:hover span{transform:translateX(3px);}

/* ============ 承办流程 ============ */
.process-grid{
  display:grid;
  grid-template-columns:repeat(5,1fr);
  gap:18px;
}
.step-card{
  position:relative;
  background:var(--c-surface);
  border-radius:var(--r-card);
  padding:26px 22px;
  box-shadow:var(--sh-card);
  transition:transform var(--t) var(--ease),box-shadow var(--t) var(--ease);
}
.step-card:hover{transform:translateY(-3px);box-shadow:var(--sh-hover);}
.step-num{
  display:inline-block;
  font-size:13px;
  font-weight:800;
  letter-spacing:.08em;
  color:var(--c-accent);
  margin-bottom:14px;
  font-variant-numeric:tabular-nums;
}
.step-card h3{font-size:17px;margin-bottom:10px;}
.step-card p{font-size:14px;line-height:1.75;color:var(--c-muted);}

/* ============ FAQ ============ */
.faq-wrap{max-width:840px;margin:0 auto;}
.faq-item{
  background:var(--c-surface);
  border:1px solid var(--c-line);
  border-radius:12px;
  margin-bottom:12px;
  overflow:hidden;
  transition:border-color var(--t) var(--ease),box-shadow var(--t) var(--ease);
}
.faq-item.is-open{border-color:rgba(15,61,46,.35);box-shadow:var(--sh-card);}
.faq-q{
  width:100%;
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:18px;
  padding:20px 24px;
  font-size:16px;
  font-weight:600;
  text-align:left;
  color:var(--c-ink);
}
.faq-q:hover{color:var(--c-primary);}
.faq-icon{
  position:relative;
  width:16px;height:16px;
  flex-shrink:0;
}
.faq-icon::before,
.faq-icon::after{
  content:"";
  position:absolute;
  background:var(--c-primary);
  border-radius:2px;
  transition:transform var(--t) var(--ease),opacity var(--t) var(--ease);
}
.faq-icon::before{left:0;top:7px;width:16px;height:2px;}
.faq-icon::after{left:7px;top:0;width:2px;height:16px;}
.faq-item.is-open .faq-icon::after{transform:scaleY(0);opacity:0;}
.faq-a{
  max-height:0;
  overflow:hidden;
  transition:max-height 220ms var(--ease),opacity 220ms var(--ease);
  opacity:0;
}
.faq-item.is-open .faq-a{opacity:1;}
.faq-a p{
  padding:0 24px 22px 24px;
  margin-left:0;
  font-size:15px;
  line-height:1.8;
  color:var(--c-muted);
  border-left:3px solid var(--c-accent);
  margin-left:24px;
  padding-left:18px;
}

/* ============ CTA 条 ============ */
.cta-band{
  background:var(--c-primary-deep);
  color:var(--c-inverse);
  border-radius:var(--r-panel);
  padding:48px 52px;
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:32px;
  flex-wrap:wrap;
  position:relative;
  overflow:hidden;
}
.cta-band::after{
  content:"";
  position:absolute;
  right:-90px;bottom:-150px;
  width:360px;height:360px;
  border-radius:50%;
  border:1px solid rgba(242,245,241,.1);
  pointer-events:none;
}
.cta-band h3{
  font-size:clamp(20px,2.2vw,26px);
  color:#fff;
  margin-bottom:10px;
}
.cta-band p{color:rgba(242,245,241,.76);font-size:15px;max-width:620px;}
.cta-actions{display:flex;gap:14px;flex-wrap:wrap;position:relative;z-index:1;}

/* ============ Footer ============ */
.site-footer{
  background:var(--c-primary-deep);
  color:var(--c-inverse);
  padding:64px 0 0;
  margin-top:96px;
}
.footer-grid{
  display:grid;
  grid-template-columns:1.6fr 1fr 1fr 1.2fr;
  gap:40px;
  padding-bottom:44px;
}
.footer-brand{
  display:inline-flex;
  align-items:center;
  gap:10px;
  font-size:17px;
  font-weight:700;
  color:#fff;
  margin-bottom:16px;
}
.footer-brand .brand-mark{border-color:rgba(242,245,241,.7);}
.footer-brand .brand-mark::after{border-color:var(--c-accent);border-left-color:transparent;border-bottom-color:transparent;}
.footer-desc{
  font-size:14px;
  line-height:1.8;
  color:rgba(242,245,241,.7);
  max-width:340px;
}
.footer-col h4{
  font-size:14px;
  font-weight:600;
  color:#fff;
  margin-bottom:16px;
}
.footer-col ul{display:flex;flex-direction:column;gap:10px;}
.footer-col a,
.footer-col span{
  font-size:14px;
  color:rgba(242,245,241,.72);
}
.footer-col a:hover{
  color:#fff;
  text-decoration:underline;
  text-underline-offset:4px;
}
.qr-box{
  display:inline-flex;
  align-items:center;
  justify-content:center;
  width:104px;
  height:104px;
  border-radius:12px;
  border:1px dashed rgba(242,245,241,.32);
  font-size:12px;
  line-height:1.5;
  text-align:center;
  color:rgba(242,245,241,.6);
  padding:8px;
}
.footer-bottom{
  display:flex;
  flex-wrap:wrap;
  gap:10px 24px;
  justify-content:space-between;
  align-items:center;
  padding:22px 0 26px;
  border-top:1px solid rgba(242,245,241,.14);
  font-size:13px;
  color:rgba(242,245,241,.6);
}

/* ============ 响应式 ============ */
@media (max-width:1279px){
  .container{padding:0 28px;}
  .hero-grid{gap:40px;}
  .float-card{left:-10px;}
}
@media (max-width:1023px){
  .container{padding:0 24px;}
  .main-nav,
  .search-box{display:none;}
  .nav-toggle{display:flex;}
  .header-actions{margin-left:0;}
  .header-actions .btn{display:none;}
  .hero-grid{grid-template-columns:1fr;gap:34px;}
  .page-hero{padding:34px 0 64px;}
  .hero-figure img{height:300px;}
  .float-card{position:static;margin-top:16px;display:inline-block;}
  .overview-strip{grid-template-columns:repeat(2,1fr);}
  .case-row,
  .case-row.reverse{grid-template-columns:1fr;}
  .case-row.reverse .case-media{order:0;}
  .case-media img{height:260px;}
  .process-grid{grid-template-columns:repeat(2,1fr);}
  .footer-grid{grid-template-columns:1fr 1fr;gap:32px;}
  .footer-desc{max-width:none;}
  .section{padding:72px 0;}
  .site-footer{margin-top:72px;}
}
@media (max-width:767px){
  .container{padding:0 18px;}
  body{font-size:15px;}
  .brand{font-size:15px;}
  .section{padding:52px 0;}
  .section-head{margin-bottom:28px;}
  .overview-strip{grid-template-columns:repeat(2,1fr);gap:14px;}
  .stat-card{padding:18px;}
  .case-metrics{grid-template-columns:1fr 1fr;gap:12px;}
  .process-grid{grid-template-columns:1fr;}
  .cta-band{padding:32px 24px;}
  .footer-grid{grid-template-columns:1fr;gap:26px;}
  .footer-bottom{flex-direction:column;align-items:flex-start;}
  .hero-actions .btn{width:100%;}
  .case-media img{height:220px;}
  .faq-q{padding:16px 18px;font-size:15px;}
  .faq-a p{margin-left:18px;padding:0 18px 18px 16px;}
}
@media (max-width:480px){
  .overview-strip{grid-template-columns:1fr;}
  h3{font-size:18px;}
}

/* roulang page: category3 */
:root{
  --c-primary:#0F3D2E;
  --c-primary-deep:#0A2A20;
  --c-accent:#FF6A2B;
  --c-accent-hover:#E4571B;
  --c-mint:#16A87A;
  --c-gold:#E8B04B;
  --c-bg:#F5F6F3;
  --c-surface:#FFFFFF;
  --c-dark:#0C1512;
  --c-ink:#101A16;
  --c-muted:#66736E;
  --c-line:#E2E6E0;
  --c-form:#F1F3EF;
  --r-card:16px;
  --r-panel:20px;
  --r-btn:10px;
  --r-img:12px;
  --sh-card:0 1px 2px rgba(16,26,22,.05), 0 0 0 1px var(--c-line);
  --sh-hover:0 12px 28px rgba(16,26,22,.10);
  --sh-head:0 4px 14px rgba(16,26,22,.06);
  --t:200ms;
  --ease:cubic-bezier(.2,.7,.3,1);
  --container:1200px;
}

*,
*::before,
*::after{box-sizing:border-box;}

html{-webkit-text-size-adjust:100%;scroll-behavior:smooth;}

body{
  margin:0;
  background:var(--c-bg);
  color:var(--c-ink);
  font-family:"PingFang SC","Microsoft YaHei","Noto Sans SC",system-ui,-apple-system,"Segoe UI",sans-serif;
  font-size:16px;
  line-height:1.85;
  -webkit-font-smoothing:antialiased;
}

img{max-width:100%;display:block;height:auto;}

a{color:inherit;text-decoration:none;transition:color var(--t) var(--ease);}

button{font-family:inherit;cursor:pointer;border:0;background:none;}

input,select,textarea{font-family:inherit;font-size:15px;color:var(--c-ink);}

h1,h2,h3,h4{margin:0;font-weight:700;letter-spacing:-.01em;}

p{margin:0;}

ul{margin:0;padding:0;list-style:none;}

:focus-visible{outline:2px solid var(--c-primary);outline-offset:2px;}

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

/* ============ Header ============ */
.site-header{
  position:sticky;
  top:0;
  z-index:80;
  background:rgba(255,255,255,.96);
  backdrop-filter:saturate(180%) blur(10px);
  border-bottom:1px solid var(--c-line);
  transition:box-shadow var(--t) var(--ease);
}
.site-header.is-scrolled{box-shadow:var(--sh-head);}

.header-inner{
  display:flex;
  align-items:center;
  gap:24px;
  min-height:72px;
}

.brand{
  display:flex;
  align-items:center;
  gap:10px;
  flex:0 0 auto;
  font-weight:800;
  font-size:17px;
  color:var(--c-ink);
  letter-spacing:-.02em;
}
.brand:hover{color:var(--c-primary);}

.brand-mark{
  width:26px;
  height:26px;
  border-radius:50%;
  border:2px solid var(--c-primary);
  position:relative;
  flex:0 0 auto;
}
.brand-mark::after{
  content:"";
  position:absolute;
  inset:6px;
  border-radius:50%;
  border:1px solid var(--c-accent);
}

.main-nav{
  display:flex;
  align-items:center;
  gap:4px;
  margin-left:8px;
  flex:1 1 auto;
}

.nav-link{
  position:relative;
  display:inline-block;
  padding:10px 12px;
  font-size:15px;
  color:rgba(16,26,22,.72);
  white-space:nowrap;
  border-radius:8px;
}
.nav-link::after{
  content:"";
  position:absolute;
  left:12px;
  right:12px;
  bottom:2px;
  height:3px;
  border-radius:2px;
  background:var(--c-accent);
  transform:scaleX(0);
  transform-origin:left center;
  transition:transform var(--t) var(--ease);
}
.nav-link:hover{color:var(--c-primary);background:rgba(15,61,46,.05);}
.nav-link:hover::after{transform:scaleX(1);}
.nav-link.is-active{color:var(--c-primary);font-weight:600;}
.nav-link.is-active::after{transform:scaleX(1);}

.header-tools{
  display:flex;
  align-items:center;
  gap:12px;
  flex:0 0 auto;
}

.search-box{
  display:flex;
  align-items:center;
  gap:8px;
  background:var(--c-form);
  border:1.5px solid transparent;
  border-radius:999px;
  padding:8px 14px;
  transition:border-color var(--t) var(--ease),background var(--t) var(--ease),box-shadow var(--t) var(--ease);
}
.search-box svg{flex:0 0 auto;stroke:var(--c-muted);}
.search-box input{
  border:0;
  background:transparent;
  outline:none;
  width:172px;
  font-size:14px;
}
.search-box input::placeholder{color:var(--c-muted);}
.search-box:focus-within{
  background:#fff;
  border-color:var(--c-accent);
  box-shadow:0 0 0 3px rgba(255,106,43,.14);
}

.btn{
  display:inline-flex;
  align-items:center;
  justify-content:center;
  gap:8px;
  padding:12px 22px;
  border-radius:var(--r-btn);
  font-size:15px;
  font-weight:600;
  line-height:1.2;
  transition:background var(--t) var(--ease),color var(--t) var(--ease),transform var(--t) var(--ease),box-shadow var(--t) var(--ease),border-color var(--t) var(--ease);
}
.btn-sm{padding:10px 18px;font-size:14px;}
.btn-primary{
  background:var(--c-accent);
  color:#fff;
  box-shadow:0 1px 2px rgba(16,26,22,.08);
}
.btn-primary:hover{background:var(--c-accent-hover);transform:translateY(-1px);box-shadow:0 10px 20px rgba(255,106,43,.24);}
.btn-primary:active{transform:translateY(0);}
.btn-ghost{
  background:transparent;
  color:var(--c-primary);
  border:1.5px solid rgba(15,61,46,.28);
}
.btn-ghost:hover{border-color:var(--c-primary);background:rgba(15,61,46,.06);}
.btn-light{
  background:#fff;
  color:var(--c-primary);
  border:1.5px solid rgba(255,255,255,.6);
}
.btn-light:hover{transform:translateY(-1px);box-shadow:0 10px 24px rgba(0,0,0,.18);}
.btn:disabled{opacity:.55;cursor:not-allowed;transform:none;}

.nav-toggle{
  display:none;
  width:42px;
  height:42px;
  border-radius:10px;
  border:1px solid var(--c-line);
  background:#fff;
  align-items:center;
  justify-content:center;
  flex-direction:column;
  gap:5px;
}
.nav-toggle span{
  display:block;
  width:18px;
  height:2px;
  border-radius:2px;
  background:var(--c-ink);
  transition:transform var(--t) var(--ease),opacity var(--t) var(--ease);
}
.nav-toggle.is-open span:nth-child(1){transform:translateY(7px) rotate(45deg);}
.nav-toggle.is-open span:nth-child(2){opacity:0;}
.nav-toggle.is-open span:nth-child(3){transform:translateY(-7px) rotate(-45deg);}

.drawer{
  display:none;
  border-top:1px solid var(--c-line);
  background:#fff;
  padding:8px 24px 24px;
}
.drawer.is-open{display:block;animation:drawerIn 200ms var(--ease);}
@keyframes drawerIn{from{opacity:0;transform:translateY(-6px);}to{opacity:1;transform:none;}}
.drawer .nav-link{
  display:block;
  padding:14px 4px;
  font-size:17px;
  border-bottom:1px solid var(--c-line);
  border-radius:0;
}
.drawer .nav-link::after{left:0;right:auto;width:28px;bottom:0;}
.drawer-cta{margin-top:18px;display:flex;flex-direction:column;gap:10px;}
.drawer-cta .btn{width:100%;}

/* ============ Breadcrumb ============ */
.crumb-bar{background:var(--c-bg);border-bottom:1px solid var(--c-line);}
.breadcrumb{
  display:flex;
  align-items:center;
  flex-wrap:wrap;
  gap:6px;
  padding:14px 0;
  font-size:14px;
  color:var(--c-muted);
}
.breadcrumb a{color:var(--c-muted);}
.breadcrumb a:hover{color:var(--c-primary);}
.breadcrumb .sep{color:#B7C0BB;}
.breadcrumb .current{color:var(--c-ink);font-weight:600;}

/* ============ Hero ============ */
.page-hero{
  background:var(--c-surface);
  padding:56px 0 64px;
  border-bottom:1px solid var(--c-line);
}
.hero-grid{
  display:grid;
  grid-template-columns:repeat(12,1fr);
  gap:40px;
  align-items:center;
}
.hero-copy{grid-column:span 6;}
.hero-media{grid-column:span 6;position:relative;}

.eyebrow{
  display:inline-flex;
  align-items:center;
  gap:8px;
  font-size:13px;
  font-weight:600;
  letter-spacing:.08em;
  color:var(--c-primary);
}
.eyebrow::before{
  content:"";
  width:4px;
  height:14px;
  border-radius:2px;
  background:var(--c-accent);
}

.hero-copy h1{
  margin:16px 0 0;
  font-size:clamp(30px,4.2vw,46px);
  font-weight:800;
  line-height:1.16;
  letter-spacing:-.02em;
  color:var(--c-ink);
}
.hero-lead{
  margin-top:18px;
  font-size:16px;
  line-height:1.85;
  color:var(--c-muted);
  max-width:56ch;
}
.hero-actions{
  display:flex;
  flex-wrap:wrap;
  gap:14px;
  margin-top:28px;
}
.hero-trust{
  display:flex;
  flex-wrap:wrap;
  gap:20px;
  margin-top:26px;
  font-size:13px;
  color:var(--c-muted);
}
.hero-trust span{display:inline-flex;align-items:center;gap:7px;}
.dot{
  width:7px;height:7px;border-radius:50%;
  background:var(--c-mint);
  display:inline-block;
  flex:0 0 auto;
}

.hero-media img{
  width:100%;
  height:360px;
  object-fit:cover;
  border-radius:var(--r-panel);
  border:1px solid var(--c-line);
}
.float-card{
  position:absolute;
  left:-18px;
  bottom:-22px;
  background:#fff;
  border-radius:var(--r-card);
  border:1px solid var(--c-line);
  box-shadow:var(--sh-hover);
  padding:16px 20px;
  min-width:196px;
}
.float-card .fc-num{
  font-size:30px;
  font-weight:800;
  color:var(--c-accent);
  font-variant-numeric:tabular-nums;
  line-height:1.1;
}
.float-card .fc-num small{font-size:14px;font-weight:600;color:var(--c-accent);margin-left:2px;}
.float-card .fc-label{font-size:13px;color:var(--c-muted);margin-top:4px;}

/* ============ Section ============ */
.section{padding:96px 0;}
.section.is-white{background:var(--c-surface);}
.section.is-dark{background:var(--c-primary-deep);color:#F2F5F1;}
.section.is-tight{padding-top:72px;padding-bottom:72px;}

.section-head{max-width:760px;margin-bottom:40px;}
.section-head h2{
  display:flex;
  align-items:center;
  gap:12px;
  font-size:clamp(24px,2.6vw,32px);
  line-height:1.25;
}
.section-head h2::before{
  content:"";
  width:4px;
  height:22px;
  border-radius:2px;
  background:var(--c-primary);
  flex:0 0 auto;
}
.section.is-dark .section-head h2::before{background:var(--c-accent);}
.section-head p{
  margin-top:14px;
  color:var(--c-muted);
  font-size:15.5px;
  line-height:1.85;
}
.section.is-dark .section-head p{color:rgba(242,245,241,.72);}

/* ============ KPI ============ */
.kpi-grid{
  display:grid;
  grid-template-columns:repeat(4,1fr);
  gap:20px;
}
.kpi-card{
  background:var(--c-surface);
  border-radius:var(--r-card);
  box-shadow:var(--sh-card);
  padding:24px;
  transition:transform var(--t) var(--ease),box-shadow var(--t) var(--ease);
}
.kpi-card:hover{transform:translateY(-2px);box-shadow:var(--sh-hover);}
.kpi-num{
  font-size:clamp(34px,4.4vw,50px);
  font-weight:800;
  line-height:1.05;
  color:var(--c-accent);
  font-variant-numeric:tabular-nums;
  letter-spacing:-.02em;
}
.kpi-num small{font-size:.4em;font-weight:700;margin-left:3px;color:var(--c-accent);}
.kpi-label{margin-top:10px;font-size:14px;color:var(--c-muted);line-height:1.6;}
.kpi-delta{
  margin-top:12px;
  font-size:13px;
  display:inline-flex;
  align-items:center;
  gap:5px;
  color:var(--c-mint);
  font-weight:600;
}
.kpi-delta.is-flat{color:var(--c-muted);}

/* ============ Info cards ============ */
.card-grid{
  display:grid;
  grid-template-columns:repeat(3,1fr);
  gap:22px;
}
.info-card{
  background:var(--c-surface);
  border-radius:var(--r-card);
  box-shadow:var(--sh-card);
  overflow:hidden;
  display:flex;
  flex-direction:column;
  transition:transform var(--t) var(--ease),box-shadow var(--t) var(--ease);
}
.info-card:hover{transform:translateY(-3px);box-shadow:var(--sh-hover);}
.info-card img{width:100%;height:180px;object-fit:cover;}
.info-card .ic-body{padding:24px;display:flex;flex-direction:column;flex:1 1 auto;}
.info-card h3{font-size:19px;line-height:1.35;margin-bottom:10px;}
.info-card p{font-size:14.5px;color:var(--c-muted);line-height:1.75;}
.tag-row{display:flex;flex-wrap:wrap;gap:8px;margin-top:16px;}
.badge{
  display:inline-block;
  padding:4px 12px;
  border-radius:999px;
  font-size:12px;
  font-weight:600;
  background:rgba(15,61,46,.09);
  color:var(--c-primary);
}
.badge-accent{background:rgba(255,106,43,.12);color:var(--c-accent-hover);}
.badge-gold{background:rgba(232,176,75,.18);color:#8A6318;}

/* ============ Timeline ============ */
.timeline{position:relative;margin-top:8px;padding-left:34px;}
.timeline::before{
  content:"";
  position:absolute;
  left:9px;
  top:6px;
  bottom:6px;
  width:2px;
  background:linear-gradient(180deg,rgba(255,106,43,.6),rgba(255,106,43,.12));
}
.tl-item{position:relative;padding:0 0 34px 8px;}
.tl-item:last-child{padding-bottom:0;}
.tl-node{
  position:absolute;
  left:-33px;
  top:6px;
  width:20px;
  height:20px;
  border-radius:50%;
  background:var(--c-primary-deep);
  border:2px solid var(--c-accent);
}
.tl-node::after{
  content:"";
  position:absolute;
  inset:5px;
  border-radius:50%;
  background:var(--c-accent);
}
.tl-stage{
  font-size:13px;
  font-weight:700;
  letter-spacing:.06em;
  color:var(--c-accent);
}
.tl-item h3{
  margin-top:6px;
  font-size:19px;
  color:#F2F5F1;
}
.tl-item p{
  margin-top:8px;
  font-size:15px;
  color:rgba(242,245,241,.72);
  line-height:1.8;
  max-width:74ch;
}

/* ============ Table ============ */
.table-wrap{
  margin-top:8px;
  overflow-x:auto;
  border-radius:var(--r-card);
  border:1px solid var(--c-line);
  background:var(--c-surface);
  -webkit-overflow-scrolling:touch;
}
table.data-table{
  width:100%;
  min-width:860px;
  border-collapse:collapse;
  font-size:15px;
}
table.data-table thead th{
  background:var(--c-primary-deep);
  color:#F2F5F1;
  text-align:left;
  font-weight:600;
  font-size:14px;
  padding:16px 20px;
  white-space:nowrap;
}
table.data-table tbody td{
  padding:16px 20px;
  border-top:1px solid var(--c-line);
  color:var(--c-ink);
  vertical-align:top;
}
table.data-table tbody tr:nth-child(even){background:#FAFBF9;}
table.data-table tbody tr:hover{background:rgba(15,61,46,.045);}
table.data-table td strong{font-weight:600;}
.table-note{
  margin-top:14px;
  font-size:13px;
  color:var(--c-muted);
}

/* ============ Qualification list ============ */
.qual-grid{
  display:grid;
  grid-template-columns:1.1fr .9fr;
  gap:40px;
  align-items:start;
}
.qual-list{display:flex;flex-direction:column;gap:14px;}
.qual-item{
  background:var(--c-surface);
  border-radius:var(--r-card);
  box-shadow:var(--sh-card);
  padding:20px 22px;
  display:flex;
  gap:16px;
  align-items:flex-start;
  transition:transform var(--t) var(--ease),box-shadow var(--t) var(--ease);
}
.qual-item:hover{transform:translateY(-2px);box-shadow:var(--sh-hover);}
.qual-item .q-ico{
  width:38px;height:38px;border-radius:10px;
  background:rgba(232,176,75,.18);
  color:#8A6318;
  display:flex;align-items:center;justify-content:center;
  font-weight:800;font-size:15px;flex:0 0 auto;
}
.qual-item h3{font-size:16.5px;margin-bottom:4px;}
.qual-item p{font-size:14px;color:var(--c-muted);line-height:1.7;}
.qual-aside{
  background:var(--c-surface);
  border-radius:var(--r-panel);
  box-shadow:var(--sh-card);
  padding:28px;
}
.qual-aside h3{font-size:19px;margin-bottom:14px;}
.qual-aside ul{display:flex;flex-direction:column;gap:12px;}
.qual-aside li{
  font-size:14.5px;
  color:var(--c-muted);
  line-height:1.7;
  padding-left:18px;
  position:relative;
}
.qual-aside li::before{
  content:"";
  position:absolute;
  left:0;top:10px;
  width:7px;height:7px;border-radius:50%;
  background:var(--c-primary);
}
.qual-aside .aside-foot{
  margin-top:22px;
  padding-top:20px;
  border-top:1px solid var(--c-line);
  font-size:13.5px;
  color:var(--c-muted);
}

/* ============ FAQ ============ */
.faq{max-width:840px;margin:0 auto;display:flex;flex-direction:column;gap:12px;}
.faq-item{
  background:var(--c-surface);
  border:1px solid var(--c-line);
  border-radius:12px;
  overflow:hidden;
  transition:border-color var(--t) var(--ease),box-shadow var(--t) var(--ease);
}
.faq-item.is-open{border-color:rgba(15,61,46,.35);box-shadow:var(--sh-hover);}
.faq-q{
  width:100%;
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:16px;
  padding:18px 22px;
  text-align:left;
  font-size:16px;
  font-weight:600;
  color:var(--c-ink);
  line-height:1.6;
}
.faq-q:hover{color:var(--c-primary);}
.faq-icon{
  position:relative;
  width:16px;height:16px;flex:0 0 auto;
}
.faq-icon::before,
.faq-icon::after{
  content:"";
  position:absolute;
  background:var(--c-primary);
  border-radius:2px;
  transition:transform var(--t) var(--ease),opacity var(--t) var(--ease);
}
.faq-icon::before{left:0;top:7px;width:16px;height:2px;}
.faq-icon::after{left:7px;top:0;width:2px;height:16px;}
.faq-item.is-open .faq-icon::after{transform:scaleY(0);opacity:0;}
.faq-a{
  max-height:0;
  overflow:hidden;
  transition:max-height 220ms var(--ease),opacity 220ms var(--ease);
  opacity:0;
}
.faq-item.is-open .faq-a{opacity:1;}
.faq-a-inner{
  padding:0 22px 20px 22px;
  border-left:3px solid var(--c-accent);
  margin-left:22px;
  padding-left:18px;
  font-size:15px;
  line-height:1.8;
  color:var(--c-muted);
}

/* ============ CTA band ============ */
.cta-band{
  background:var(--c-dark);
  color:#F2F5F1;
  padding:72px 0;
  position:relative;
  overflow:hidden;
}
.cta-band::before{
  content:"";
  position:absolute;
  left:-120px;
  top:-120px;
  width:420px;height:420px;
  border-radius:50%;
  border:1px solid rgba(242,245,241,.10);
}
.cta-band::after{
  content:"";
  position:absolute;
  right:-160px;
  bottom:-200px;
  width:520px;height:520px;
  border-radius:50%;
  border:1px solid rgba(242,245,241,.08);
}
.cta-inner{
  position:relative;
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:32px;
  flex-wrap:wrap;
}
.cta-inner h2{font-size:clamp(22px,2.4vw,30px);line-height:1.3;}
.cta-inner p{margin-top:12px;color:rgba(242,245,241,.7);font-size:15px;max-width:62ch;}
.cta-actions{display:flex;gap:14px;flex-wrap:wrap;}

/* ============ Footer ============ */
.site-footer{
  background:var(--c-primary-deep);
  color:#F2F5F1;
  padding:64px 0 0;
  font-size:14px;
}
.footer-grid{
  display:grid;
  grid-template-columns:1.4fr 1fr 1fr 1.2fr;
  gap:40px;
  padding-bottom:44px;
}
.footer-brand{
  display:flex;
  align-items:center;
  gap:10px;
  font-size:17px;
  font-weight:800;
  color:#F2F5F1;
}
.footer-brand:hover{color:#fff;}
.footer-brand .brand-mark{border-color:rgba(242,245,241,.85);}
.footer-desc{
  margin-top:16px;
  color:rgba(242,245,241,.68);
  line-height:1.8;
  font-size:14px;
  max-width:34ch;
}
.footer-col h4{
  font-size:14px;
  font-weight:600;
  color:#F2F5F1;
  margin-bottom:16px;
}
.footer-col ul{display:flex;flex-direction:column;gap:11px;}
.footer-col a,
.footer-col span{
  color:rgba(242,245,241,.72);
  font-size:14px;
  line-height:1.7;
}
.footer-col a:hover{
  color:#fff;
  text-decoration:underline;
  text-underline-offset:4px;
}
.qr-box{
  width:108px;height:108px;
  border-radius:12px;
  border:1px dashed rgba(242,245,241,.35);
  display:flex;
  align-items:center;
  justify-content:center;
  text-align:center;
  font-size:12px;
  line-height:1.6;
  color:rgba(242,245,241,.6);
  padding:8px;
}
.footer-bottom{
  border-top:1px solid rgba(242,245,241,.16);
  padding:20px 0 28px;
  display:flex;
  justify-content:space-between;
  gap:16px;
  flex-wrap:wrap;
  font-size:13px;
  color:rgba(242,245,241,.6);
}

/* ============ Responsive ============ */
@media (max-width:1279px){
  .container{padding:0 28px;}
  .search-box input{width:140px;}
}
@media (max-width:1023px){
  .container{padding:0 24px;}
  .main-nav{display:none;}
  .search-box{display:none;}
  .nav-toggle{display:flex;}
  .header-tools .btn{display:none;}
  .hero-grid{gap:28px;}
  .hero-copy,.hero-media{grid-column:span 12;}
  .hero-media img{height:280px;}
  .float-card{position:static;margin-top:16px;box-shadow:var(--sh-card);}
  .kpi-grid{grid-template-columns:repeat(2,1fr);}
  .card-grid{grid-template-columns:repeat(2,1fr);}
  .qual-grid{grid-template-columns:1fr;gap:26px;}
  .section{padding:72px 0;}
  .footer-grid{grid-template-columns:1fr 1fr;gap:32px;}
}
@media (max-width:767px){
  .container{padding:0 18px;}
  .section{padding:52px 0;}
  .page-hero{padding:40px 0 48px;}
  .hero-media img{height:230px;}
  .hero-actions .btn{width:100%;}
  .kpi-grid{grid-template-columns:repeat(2,1fr);gap:14px;}
  .kpi-card{padding:18px;}
  .card-grid{grid-template-columns:1fr;}
  .cta-inner{flex-direction:column;align-items:flex-start;}
  .cta-actions{width:100%;}
  .cta-actions .btn{width:100%;}
  .footer-grid{grid-template-columns:1fr;gap:28px;}
  .footer-bottom{flex-direction:column;}
  .faq-q{font-size:15.5px;padding:16px 18px;}
  .faq-a-inner{margin-left:18px;padding-left:14px;padding-right:18px;padding-bottom:18px;}
}
@media (max-width:520px){
  .kpi-grid{grid-template-columns:1fr;}
  .brand-text{font-size:16px;}
}

/* roulang page: category4 */
:root{
  --c-primary:#0F3D2E;
  --c-primary-deep:#0A2A20;
  --c-accent:#FF6A2B;
  --c-accent-hover:#E4571B;
  --c-mint:#16A87A;
  --c-gold:#E8B04B;
  --c-bg:#F5F6F3;
  --c-surface:#FFFFFF;
  --c-dark:#0C1512;
  --c-ink:#101A16;
  --c-muted:#66736E;
  --c-line:#E2E6E0;
  --c-form:#F1F3EF;
  --c-invert:#F2F5F1;
  --r-card:16px;
  --r-panel:20px;
  --r-btn:10px;
  --r-img:12px;
  --shadow-1:0 1px 2px rgba(16,26,22,.05), 0 0 0 1px var(--c-line);
  --shadow-2:0 12px 28px rgba(16,26,22,.10);
  --t:200ms;
  --ease:cubic-bezier(.2,.7,.3,1);
}
*,*::before,*::after{box-sizing:border-box;}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth;}
body{
  margin:0;
  background:var(--c-bg);
  color:var(--c-ink);
  font-family:"PingFang SC","Microsoft YaHei","Noto Sans SC",system-ui,-apple-system,sans-serif;
  font-size:16px;
  line-height:1.85;
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block;}
a{color:inherit;text-decoration:none;transition:color var(--t) var(--ease),border-color var(--t) var(--ease);}
ul,ol{margin:0;padding:0;list-style:none;}
h1,h2,h3,h4,p{margin:0;}
button,input,select,textarea{font:inherit;color:inherit;}
:focus-visible{outline:2px solid var(--c-primary);outline-offset:2px;}
.container{
  width:100%;
  max-width:1200px;
  margin:0 auto;
  padding:0 32px;
}
.num{font-variant-numeric:tabular-nums;}

/* ============ Header ============ */
.site-header{
  position:sticky;
  top:0;
  z-index:80;
  background:rgba(255,255,255,.96);
  backdrop-filter:blur(10px);
  border-bottom:1px solid var(--c-line);
  transition:box-shadow var(--t) var(--ease);
}
.site-header.is-scrolled{box-shadow:0 4px 14px rgba(16,26,22,.06);}
.header-inner{
  display:flex;
  align-items:center;
  gap:24px;
  min-height:74px;
}
.brand{
  display:flex;
  align-items:center;
  gap:11px;
  font-weight:800;
  font-size:17px;
  letter-spacing:-.01em;
  color:var(--c-primary);
  white-space:nowrap;
}
.brand-mark{
  position:relative;
  width:30px;
  height:30px;
  border-radius:50%;
  border:2px solid var(--c-primary);
  flex:0 0 auto;
}
.brand-mark::after{
  content:"";
  position:absolute;
  inset:6px 6px 6px 6px;
  border-radius:50%;
  border:1.5px solid var(--c-accent);
}
.main-nav{
  display:flex;
  align-items:center;
  gap:26px;
  margin-left:8px;
}
.nav-link{
  position:relative;
  padding:26px 0;
  font-size:15px;
  color:rgba(16,26,22,.72);
}
.nav-link::after{
  content:"";
  position:absolute;
  left:0;right:0;bottom:16px;
  height:3px;
  border-radius:3px;
  background:var(--c-accent);
  transform:scaleX(0);
  transform-origin:left;
  transition:transform var(--t) var(--ease);
}
.nav-link:hover{color:var(--c-primary);}
.nav-link:hover::after{transform:scaleX(1);}
.nav-link.is-active{color:var(--c-primary);font-weight:600;}
.nav-link.is-active::after{transform:scaleX(1);}
.header-tools{
  display:flex;
  align-items:center;
  gap:12px;
  margin-left:auto;
}
.search-box{
  display:flex;
  align-items:center;
  gap:8px;
  background:var(--c-form);
  border:1.5px solid transparent;
  border-radius:999px;
  padding:0 14px;
  height:40px;
  transition:background var(--t) var(--ease),border-color var(--t) var(--ease),box-shadow var(--t) var(--ease);
}
.search-box:focus-within{
  background:#fff;
  border-color:var(--c-accent);
  box-shadow:0 0 0 3px rgba(255,106,43,.14);
}
.search-box svg{flex:0 0 auto;opacity:.6;}
.search-box input{
  border:0;
  background:transparent;
  outline:none;
  width:132px;
  font-size:14px;
}
.btn{
  display:inline-flex;
  align-items:center;
  justify-content:center;
  gap:8px;
  border:1px solid transparent;
  border-radius:var(--r-btn);
  padding:12px 22px;
  font-size:15px;
  font-weight:600;
  cursor:pointer;
  transition:transform var(--t) var(--ease),background var(--t) var(--ease),box-shadow var(--t) var(--ease),color var(--t) var(--ease),border-color var(--t) var(--ease);
}
.btn-primary{background:var(--c-accent);color:#fff;}
.btn-primary:hover{background:var(--c-accent-hover);transform:translateY(-1px);box-shadow:0 8px 18px rgba(255,106,43,.28);}
.btn-outline{background:transparent;border-color:var(--c-primary);color:var(--c-primary);}
.btn-outline:hover{background:var(--c-primary);color:#fff;}
.btn-ghost-light{background:rgba(255,255,255,.10);border-color:rgba(255,255,255,.36);color:#fff;}
.btn-ghost-light:hover{background:rgba(255,255,255,.2);}
.btn:disabled{opacity:.55;cursor:not-allowed;transform:none;box-shadow:none;}
.nav-toggle{
  display:none;
  width:42px;height:42px;
  border:1px solid var(--c-line);
  border-radius:10px;
  background:#fff;
  cursor:pointer;
  align-items:center;
  justify-content:center;
}
.nav-toggle span{
  display:block;width:18px;height:2px;background:var(--c-primary);position:relative;
}
.nav-toggle span::before,.nav-toggle span::after{
  content:"";position:absolute;left:0;width:18px;height:2px;background:var(--c-primary);
}
.nav-toggle span::before{top:-6px;}
.nav-toggle span::after{top:6px;}

/* ============ Breadcrumb ============ */
.crumb-bar{background:var(--c-bg);padding:18px 0 0;}
.crumb{font-size:14px;color:var(--c-muted);display:flex;flex-wrap:wrap;gap:8px;align-items:center;}
.crumb a:hover{color:var(--c-primary);}
.crumb .sep{color:#B9C0BA;}
.crumb .current{color:var(--c-ink);font-weight:600;}

/* ============ Hero ============ */
.page-hero{
  position:relative;
  overflow:hidden;
  background:var(--c-primary-deep);
  color:var(--c-invert);
  padding:56px 0 72px;
  margin-top:16px;
}
.page-hero::before{
  content:"";
  position:absolute;
  right:-160px;top:-120px;
  width:620px;height:620px;
  border-radius:50%;
  border:1px solid rgba(255,255,255,.10);
  pointer-events:none;
}
.page-hero::after{
  content:"";
  position:absolute;
  right:-60px;top:-40px;
  width:420px;height:420px;
  border-radius:50%;
  border:1px solid rgba(255,255,255,.08);
  pointer-events:none;
}
.hero-grid{
  position:relative;
  z-index:2;
  display:grid;
  grid-template-columns:1.15fr .85fr;
  gap:56px;
  align-items:center;
}
.hero-tag{
  display:inline-flex;
  align-items:center;
  gap:9px;
  font-size:13px;
  letter-spacing:.06em;
  color:#9FD7BE;
  margin-bottom:18px;
}
.hero-tag::before{content:"";width:16px;height:2px;background:var(--c-accent);border-radius:2px;}
.page-hero h1{
  font-size:clamp(30px,4.2vw,52px);
  font-weight:800;
  line-height:1.16;
  letter-spacing:-.02em;
  margin-bottom:18px;
}
.hero-lead{
  font-size:17px;
  line-height:1.8;
  color:rgba(242,245,241,.82);
  max-width:560px;
  margin-bottom:28px;
}
.hero-actions{display:flex;flex-wrap:wrap;gap:14px;margin-bottom:26px;}
.hero-points{display:flex;flex-wrap:wrap;gap:22px;font-size:13px;color:rgba(242,245,241,.72);}
.hero-points li{display:flex;align-items:center;gap:7px;}
.dot{width:7px;height:7px;border-radius:50%;background:var(--c-mint);display:inline-block;}
.hero-visual{position:relative;}
.hero-visual img{
  width:100%;
  height:340px;
  object-fit:cover;
  border-radius:var(--r-panel);
  border:1px solid rgba(255,255,255,.16);
}
.hero-float{
  position:absolute;
  left:-22px;
  bottom:-26px;
  background:#fff;
  color:var(--c-ink);
  border-radius:var(--r-card);
  padding:18px 22px;
  box-shadow:var(--shadow-2);
  min-width:190px;
}
.hero-float .fig{
  font-size:34px;
  font-weight:800;
  color:var(--c-accent);
  line-height:1.1;
}
.hero-float .lbl{font-size:13px;color:var(--c-muted);margin-top:4px;}

/* ============ Section base ============ */
.section{padding:96px 0;}
.section.is-white{background:var(--c-surface);}
.section.is-tight{padding-top:72px;}
.section-head{max-width:760px;margin-bottom:40px;}
.section-head h2{
  position:relative;
  padding-left:16px;
  font-size:clamp(24px,2.6vw,34px);
  font-weight:700;
  line-height:1.25;
  letter-spacing:-.01em;
}
.section-head h2::before{
  content:"";
  position:absolute;
  left:0;top:6px;
  width:4px;height:20px;
  border-radius:2px;
  background:var(--c-primary);
}
.section-head p{margin-top:14px;color:var(--c-muted);font-size:15.5px;}
.eyebrow{
  font-size:13px;
  letter-spacing:.08em;
  color:var(--c-primary);
  font-weight:600;
  margin-bottom:10px;
}

/* ============ Intro split ============ */
.intro-grid{display:grid;grid-template-columns:1fr 1fr;gap:48px;align-items:center;}
.intro-copy p{color:var(--c-muted);margin-bottom:18px;}
.intro-list{margin-top:26px;display:grid;gap:14px;}
.intro-list li{
  display:flex;
  gap:14px;
  align-items:flex-start;
  padding:16px 18px;
  background:var(--c-bg);
  border:1px solid var(--c-line);
  border-radius:var(--r-card);
}
.intro-list .idx{
  flex:0 0 auto;
  width:28px;height:28px;
  border-radius:8px;
  background:rgba(15,61,46,.09);
  color:var(--c-primary);
  font-size:13px;
  font-weight:700;
  display:flex;align-items:center;justify-content:center;
}
.intro-list strong{display:block;font-size:15px;margin-bottom:2px;}
.intro-list span{font-size:14px;color:var(--c-muted);line-height:1.7;}
.intro-media{position:relative;}
.intro-media img{
  width:100%;
  height:400px;
  object-fit:cover;
  border-radius:var(--r-panel);
  border:1px solid var(--c-line);
}
.intro-badge{
  position:absolute;
  right:-16px;
  top:28px;
  background:var(--c-primary);
  color:#fff;
  border-radius:var(--r-card);
  padding:16px 20px;
  box-shadow:var(--shadow-2);
}
.intro-badge .fig{font-size:30px;font-weight:800;line-height:1.1;}
.intro-badge .lbl{font-size:12.5px;color:rgba(255,255,255,.78);margin-top:4px;}

/* ============ Team ============ */
.team-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:22px;}
.team-card{
  background:var(--c-surface);
  border:1px solid var(--c-line);
  border-radius:var(--r-card);
  padding:26px 24px;
  transition:transform var(--t) var(--ease),box-shadow var(--t) var(--ease);
}
.team-card:hover{transform:translateY(-2px);box-shadow:var(--shadow-2);}
.avatar{
  width:56px;height:56px;
  border-radius:50%;
  background:rgba(15,61,46,.09);
  color:var(--c-primary);
  font-size:20px;
  font-weight:800;
  display:flex;align-items:center;justify-content:center;
  margin-bottom:16px;
  border:1px solid rgba(15,61,46,.14);
}
.team-card h3{font-size:18px;font-weight:600;margin-bottom:4px;}
.role{
  display:inline-block;
  font-size:12px;
  color:var(--c-primary);
  background:rgba(15,61,46,.09);
  border-radius:999px;
  padding:3px 10px;
  margin-bottom:12px;
}
.team-card p{font-size:14px;color:var(--c-muted);line-height:1.7;}

/* ============ Steps ============ */
.steps{display:grid;grid-template-columns:repeat(4,1fr);gap:22px;}
.step{
  position:relative;
  background:var(--c-surface);
  border:1px solid var(--c-line);
  border-radius:var(--r-card);
  padding:28px 24px 26px;
}
.step .sn{
  font-size:13px;
  font-weight:800;
  color:var(--c-accent);
  letter-spacing:.06em;
  margin-bottom:10px;
}
.step h3{font-size:17px;font-weight:600;margin-bottom:8px;}
.step p{font-size:14px;color:var(--c-muted);line-height:1.7;}
.promise-bar{
  margin-top:34px;
  background:var(--c-primary-deep);
  color:var(--c-invert);
  border-radius:var(--r-panel);
  padding:28px 32px;
  display:grid;
  grid-template-columns:repeat(3,1fr);
  gap:26px;
}
.promise-bar .item{border-left:2px solid var(--c-accent);padding-left:16px;}
.promise-bar .fig{font-size:26px;font-weight:800;line-height:1.2;}
.promise-bar .lbl{font-size:13.5px;color:rgba(242,245,241,.76);margin-top:6px;}

/* ============ Consult / Form ============ */
.consult-grid{display:grid;grid-template-columns:1.25fr .75fr;gap:34px;align-items:start;}
.form-card{
  background:var(--c-surface);
  border:1px solid var(--c-line);
  border-radius:var(--r-panel);
  padding:34px;
  box-shadow:var(--shadow-1);
}
.form-card h3{font-size:21px;font-weight:700;margin-bottom:8px;}
.form-card > p{font-size:14.5px;color:var(--c-muted);margin-bottom:24px;}
.field{margin-bottom:18px;}
.field label{display:block;font-size:14px;font-weight:600;margin-bottom:8px;}
.field .req{color:var(--c-accent);}
.control{
  width:100%;
  min-height:46px;
  padding:11px 14px;
  background:var(--c-form);
  border:1.5px solid transparent;
  border-radius:var(--r-btn);
  outline:none;
  transition:background var(--t) var(--ease),border-color var(--t) var(--ease),box-shadow var(--t) var(--ease);
}
.control:focus{
  background:#fff;
  border-color:var(--c-primary);
  box-shadow:0 0 0 3px rgba(15,61,46,.12);
}
textarea.control{min-height:110px;resize:vertical;line-height:1.7;}
select.control{appearance:none;background-image:linear-gradient(45deg,transparent 50%,var(--c-muted) 50%),linear-gradient(135deg,var(--c-muted) 50%,transparent 50%);background-position:calc(100% - 20px) 21px,calc(100% - 14px) 21px;background-size:6px 6px,6px 6px;background-repeat:no-repeat;}
.form-row{display:grid;grid-template-columns:1fr 1fr;gap:18px;}
.control.is-error{border-color:#C8402B;background:#fff;}
.err-msg{display:none;font-size:13px;color:#C8402B;margin-top:6px;}
.control.is-error + .err-msg{display:block;}
.check-row{display:flex;gap:10px;align-items:flex-start;font-size:13px;color:var(--c-muted);margin:6px 0 22px;}
.check-row input{width:16px;height:16px;margin-top:4px;accent-color:var(--c-primary);}
.check-row a{color:var(--c-primary);text-decoration:underline;}
.submit-btn{width:100%;padding:14px 22px;font-size:16px;}
.spinner{
  width:15px;height:15px;
  border:2px solid rgba(255,255,255,.45);
  border-top-color:#fff;
  border-radius:50%;
  animation:spin 720ms linear infinite;
  display:none;
}
.submit-btn.is-loading .spinner{display:inline-block;}
@keyframes spin{to{transform:rotate(360deg);}}
.form-note{font-size:13px;color:var(--c-muted);margin-top:14px;text-align:center;}
.contact-stack{display:grid;gap:20px;}
.contact-card{
  background:var(--c-surface);
  border:1px solid var(--c-line);
  border-radius:var(--r-card);
  padding:26px 24px;
}
.contact-card h3{font-size:17px;font-weight:600;margin-bottom:14px;}
.contact-card ul{display:grid;gap:12px;}
.contact-card li{font-size:14px;color:var(--c-muted);display:flex;gap:10px;align-items:flex-start;}
.contact-card li b{color:var(--c-ink);font-weight:600;flex:0 0 auto;}
.contact-card.is-dark{background:var(--c-primary-deep);border-color:var(--c-primary-deep);color:var(--c-invert);}
.contact-card.is-dark h3{color:#fff;}
.contact-card.is-dark li{color:rgba(242,245,241,.76);}
.contact-card.is-dark li b{color:#fff;}

/* ============ CTA ============ */
.cta-band{
  background:var(--c-primary);
  color:#fff;
  border-radius:var(--r-panel);
  padding:44px 48px;
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:32px;
  flex-wrap:wrap;
}
.cta-band h2{font-size:clamp(22px,2.4vw,30px);font-weight:700;line-height:1.3;margin-bottom:10px;}
.cta-band p{font-size:15px;color:rgba(255,255,255,.78);max-width:640px;}

/* ============ Footer ============ */
.site-footer{background:var(--c-primary-deep);color:var(--c-invert);padding:72px 0 0;margin-top:96px;}
.footer-grid{
  display:grid;
  grid-template-columns:1.6fr 1fr 1fr 1.2fr;
  gap:40px;
  padding-bottom:52px;
  border-bottom:1px solid rgba(255,255,255,.12);
}
.footer-brand{
  display:inline-flex;
  align-items:center;
  gap:11px;
  font-size:17px;
  font-weight:800;
  color:#fff;
  margin-bottom:16px;
}
.footer-brand .brand-mark{border-color:#fff;}
.footer-desc{font-size:14px;color:rgba(242,245,241,.72);line-height:1.75;max-width:340px;}
.footer-col h4{font-size:14px;font-weight:600;color:#fff;margin-bottom:16px;}
.footer-col ul{display:grid;gap:11px;}
.footer-col a,.footer-col span{font-size:14px;color:rgba(242,245,241,.72);}
.footer-col a:hover{color:#fff;text-decoration:underline;text-underline-offset:4px;}
.qr-box{
  background:rgba(255,255,255,.08);
  border:1px solid rgba(255,255,255,.16);
  border-radius:var(--r-card);
  padding:18px;
  font-size:13px;
  color:rgba(242,245,241,.72);
  text-align:center;
  line-height:1.7;
}
.footer-bottom{
  display:flex;
  justify-content:space-between;
  gap:16px;
  flex-wrap:wrap;
  padding:22px 0 30px;
  font-size:13px;
  color:rgba(242,245,241,.6);
}

/* ============ Responsive ============ */
@media (max-width:1279px){
  .container{padding:0 28px;}
  .main-nav{gap:20px;}
}
@media (max-width:1023px){
  .container{padding:0 24px;}
  .main-nav{
    position:fixed;
    inset:74px 0 0 0;
    background:#fff;
    flex-direction:column;
    align-items:stretch;
    gap:0;
    padding:16px 24px 32px;
    margin:0;
    transform:translateY(-8px);
    opacity:0;
    visibility:hidden;
    overflow-y:auto;
    transition:opacity 200ms var(--ease),transform 200ms var(--ease),visibility 200ms var(--ease);
  }
  .main-nav.is-open{opacity:1;visibility:visible;transform:translateY(0);}
  .nav-link{padding:18px 0;font-size:18px;border-bottom:1px solid var(--c-line);}
  .nav-link::after{display:none;}
  .header-tools .search-box{display:none;}
  .nav-toggle{display:flex;margin-left:auto;}
  .hero-grid{grid-template-columns:1fr;gap:36px;}
  .hero-visual img{height:260px;}
  .hero-float{left:16px;bottom:-20px;}
  .intro-grid{grid-template-columns:1fr;gap:32px;}
  .intro-media img{height:300px;}
  .intro-badge{right:12px;}
  .team-grid{grid-template-columns:repeat(2,1fr);}
  .steps{grid-template-columns:repeat(2,1fr);}
  .promise-bar{grid-template-columns:1fr;gap:20px;}
  .consult-grid{grid-template-columns:1fr;}
  .footer-grid{grid-template-columns:1fr 1fr;gap:34px;}
  .section{padding:72px 0;}
}
@media (max-width:767px){
  .brand span:last-child{font-size:15px;}
  .page-hero{padding:44px 0 64px;}
  .hero-actions .btn{width:100%;}
  .section{padding:56px 0;}
  .section-head{margin-bottom:28px;}
  .form-card{padding:24px;}
  .form-row{grid-template-columns:1fr;}
  .cta-band{padding:32px 24px;}
  .cta-band .btn{width:100%;}
  .footer-grid{grid-template-columns:1fr;gap:28px;}
  .site-footer{padding-top:56px;margin-top:64px;}
}
@media (max-width:520px){
  .container{padding:0 18px;}
  .team-grid{grid-template-columns:1fr;}
  .steps{grid-template-columns:1fr;}
  .hero-visual img{height:220px;}
  .hero-float{position:static;margin-top:16px;left:auto;bottom:auto;}
  .intro-badge{position:static;margin-top:14px;display:inline-block;}
}