/* roulang page: index */
:root{
  --ink:#123A32;
  --ink-deep:#0C2A24;
  --orange:#F4602B;
  --green:#3E8E6E;
  --bg:#F6F4EF;
  --card:#FFFFFF;
  --line:#E4E0D6;
  --line-soft:#EFEBE1;
  --graphite:#14181A;
  --t1:#101413;
  --t2:#3A423F;
  --t3:#6A736F;
  --r-card:14px;
  --r-img:12px;
  --r-btn:10px;
  --r-pill:999px;
  --sh1:0 1px 2px rgba(16,20,19,.06),0 12px 28px -18px rgba(16,20,19,.26);
  --sh2:0 2px 4px rgba(16,20,19,.08),0 22px 44px -22px rgba(16,20,19,.34);
  --ease:cubic-bezier(.22,.61,.36,1);
  --maxw:1200px;
}
*,*::before,*::after{box-sizing:border-box;}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth;}
body{
  margin:0;
  background:var(--bg);
  color:var(--t2);
  font-family:-apple-system,BlinkMacSystemFont,"PingFang SC","Source Han Sans SC","Hiragino Sans GB","Microsoft YaHei",sans-serif;
  font-size:16px;
  line-height:1.85;
  font-weight:400;
  -webkit-font-smoothing:antialiased;
  -moz-osx-font-smoothing:grayscale;
}
body.no-scroll{overflow:hidden;}
img{max-width:100%;height:auto;display:block;border-style:none;}
a{color:inherit;text-decoration:none;background-color:transparent;}
ul,ol{margin:0;padding:0;list-style:none;}
h1,h2,h3,h4,p{margin:0;}
button,input,textarea,select{font-family:inherit;font-size:inherit;color:inherit;margin:0;}
button{cursor:pointer;background:none;border:0;}
table{border-collapse:collapse;}
:focus-visible{outline:2px solid var(--orange);outline-offset:2px;}

/* ---------- Foundation 栅格补底，CDN 失效也不塌 ---------- */
.grid-container{width:100%;max-width:var(--maxw);margin-left:auto;margin-right:auto;padding-left:24px;padding-right:24px;}
.grid-x{display:flex;flex-wrap:wrap;margin-left:-16px;margin-right:-16px;}
.grid-x>.cell{flex:0 0 auto;width:100%;padding-left:16px;padding-right:16px;}
@media (min-width:640px){
  .medium-6{width:50%;}
}
@media (min-width:1024px){
  .large-4{width:33.3333%;}
  .large-5{width:41.6667%;}
  .large-6{width:50%;}
  .large-7{width:58.3333%;}
  .large-8{width:66.6667%;}
  .align-middle{align-items:center;}
}
@media (max-width:767px){
  .grid-container{padding-left:16px;padding-right:16px;}
  .grid-x{margin-left:-10px;margin-right:-10px;}
  .grid-x>.cell{padding-left:10px;padding-right:10px;}
}

/* ---------- 通用排版 ---------- */
.container{width:100%;max-width:var(--maxw);margin:0 auto;padding:0 24px;}
.section{padding:96px 0;}
.section--tight{padding:72px 0;}
.section--dark{background:var(--ink);color:rgba(255,255,255,.88);}
.section--plain{background:#FFFFFF;}
.lead{max-width:738px;font-size:17px;line-height:1.9;color:var(--t2);}
h1,h2,h3,h4{color:var(--t1);font-weight:700;letter-spacing:-.01em;line-height:1.3;}
.h1{font-size:clamp(30px,4.4vw,52px);font-weight:700;letter-spacing:-.02em;line-height:1.18;}
.h2{font-size:clamp(24px,3vw,36px);line-height:1.25;letter-spacing:-.015em;}
.h3{font-size:clamp(18px,2vw,22px);line-height:1.4;}
.section--dark h1,.section--dark h2,.section--dark h3{color:#fff;}
.muted{color:var(--t3);font-size:14px;}
.eyebrow{
  display:inline-flex;align-items:center;gap:8px;
  font-size:13px;font-weight:600;letter-spacing:.08em;
  color:var(--green);text-transform:uppercase;
}
.eyebrow--light{color:rgba(255,255,255,.75);}
.eyebrow::before{content:"";width:22px;height:2px;background:var(--orange);border-radius:2px;}
.section-head{display:flex;align-items:flex-end;justify-content:space-between;gap:24px;margin-bottom:44px;}
.section-head .head-text{max-width:720px;}
.section-head .h2{margin-top:12px;}
.section-head .head-desc{margin-top:14px;font-size:16px;color:var(--t3);max-width:700px;}
.link-more{
  display:inline-flex;align-items:center;gap:8px;font-size:15px;font-weight:600;color:var(--ink);
  white-space:nowrap;position:relative;padding-bottom:2px;transition:color .18s ease;
}
.link-more::after{content:"";position:absolute;left:0;bottom:0;height:2px;width:0;background:var(--orange);transition:width .18s ease;}
.link-more:hover{color:var(--orange);}
.link-more:hover::after{width:100%;}
.divider-track{height:6px;display:flex;flex-direction:column;gap:3px;margin-bottom:40px;}
.divider-track span{display:block;height:1px;background:var(--line);}
.divider-track span:last-child{width:38%;background:var(--green);}

/* ---------- 按钮 ---------- */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  padding:14px 26px;border-radius:var(--r-btn);
  font-size:15px;font-weight:600;line-height:1.2;letter-spacing:.01em;
  border:1px solid transparent;transition:all .2s ease;white-space:nowrap;
}
.btn i{font-size:14px;}
.btn-primary{background:var(--orange);color:#fff;box-shadow:0 1px 2px rgba(244,96,43,.28),0 14px 26px -18px rgba(244,96,43,.7);}
.btn-primary:hover{background:#DE4F1D;transform:translateY(-2px);box-shadow:0 2px 4px rgba(244,96,43,.3),0 22px 34px -20px rgba(244,96,43,.8);}
.btn-primary:active{transform:translateY(0);}
.btn-ink{background:var(--ink);color:#fff;}
.btn-ink:hover{background:#0C2A24;transform:translateY(-2px);}
.btn-ghost{border-color:rgba(255,255,255,.5);color:#fff;background:rgba(255,255,255,.06);}
.btn-ghost:hover{background:rgba(255,255,255,.16);border-color:rgba(255,255,255,.85);transform:translateY(-2px);}
.btn-outline{border-color:var(--line);color:var(--ink);background:#fff;}
.btn-outline:hover{border-color:var(--green);color:var(--green);transform:translateY(-2px);box-shadow:var(--sh1);}
.btn-block{width:100%;}

/* ---------- 顶部信息条 ---------- */
.topbar{background:var(--ink);color:rgba(255,255,255,.9);font-size:13px;}
.topbar-inner{display:flex;align-items:center;justify-content:space-between;gap:16px;height:40px;}
.topbar-domain{letter-spacing:.04em;font-variant-numeric:tabular-nums;display:inline-flex;align-items:center;gap:8px;}
.topbar-domain i{font-size:12px;color:var(--green);}
.topbar-note{color:rgba(255,255,255,.72);font-size:13px;}
.topbar-cta{
  display:inline-flex;align-items:center;gap:6px;
  padding:5px 14px;border-radius:var(--r-pill);
  background:var(--orange);color:#fff;font-size:13px;font-weight:600;
  transition:background .2s ease;
}
.topbar-cta:hover{background:#DE4F1D;}

/* ---------- 主导航 ---------- */
.site-header{
  position:sticky;top:0;z-index:60;
  background:#FFFFFF;border-bottom:1px solid var(--line);
  transition:box-shadow .25s ease;
}
.site-header.is-stuck{box-shadow:0 6px 22px -14px rgba(16,20,19,.4);}
.nav-bar{display:flex;align-items:center;justify-content:space-between;gap:24px;height:74px;}
.brand{display:inline-flex;align-items:center;gap:11px;color:var(--ink);}
.brand-mark{
  width:38px;height:38px;border-radius:11px;
  background:var(--ink);color:#F6F4EF;
  display:inline-flex;align-items:center;justify-content:center;flex-shrink:0;
}
.brand-mark svg{width:24px;height:24px;}
.brand-text{font-size:18px;font-weight:700;letter-spacing:-.01em;color:var(--t1);}
.nav-list{display:flex;align-items:center;gap:6px;}
.nav-link{
  position:relative;display:inline-flex;align-items:center;
  padding:8px 14px;border-radius:8px;
  font-size:15px;font-weight:500;color:var(--t2);
  transition:color .2s ease,background .2s ease;
}
.nav-link::after{
  content:"";position:absolute;left:14px;right:14px;bottom:2px;height:2px;
  background:var(--orange);border-radius:2px;transform:scaleX(0);transform-origin:left;
  transition:transform .2s var(--ease);
}
.nav-link:hover{color:var(--ink);background:#F6F4EF;}
.nav-link:hover::after{transform:scaleX(1);}
.nav-link.is-active{color:var(--ink);font-weight:600;}
.nav-link.is-active::after{transform:scaleX(1);}
.nav-actions{display:flex;align-items:center;gap:12px;}
.nav-toggle{
  display:none;width:44px;height:44px;border-radius:10px;border:1px solid var(--line);
  align-items:center;justify-content:center;color:var(--ink);font-size:17px;background:#fff;
}
.nav-toggle:hover{border-color:var(--green);color:var(--green);}

/* 移动抽屉 */
.mobile-drawer{
  position:fixed;inset:0;z-index:90;background:#fff;
  display:none;flex-direction:column;padding:20px 20px 32px;overflow-y:auto;
}
.mobile-drawer.is-open{display:flex;}
.drawer-top{display:flex;align-items:center;justify-content:space-between;margin-bottom:22px;}
.drawer-close{width:44px;height:44px;border-radius:10px;border:1px solid var(--line);display:inline-flex;align-items:center;justify-content:center;font-size:17px;color:var(--ink);}
.drawer-list li{border-bottom:1px solid var(--line-soft);}
.drawer-list a{display:flex;align-items:center;justify-content:space-between;min-height:56px;font-size:17px;font-weight:500;color:var(--t1);}
.drawer-list a.is-active{color:var(--orange);font-weight:600;}
.drawer-cta{margin-top:24px;display:flex;flex-direction:column;gap:12px;}
.drawer-meta{margin-top:22px;font-size:14px;color:var(--t3);line-height:2;}

/* ---------- Hero ---------- */
.hero{position:relative;overflow:hidden;background:var(--ink);color:#fff;padding:96px 0 88px;}
.hero::before{
  content:"";position:absolute;inset:0;
  background-image:url('/assets/images/backpic/back-1.png');
  background-size:cover;background-position:center;
  opacity:.3;
}
.hero::after{content:"";position:absolute;inset:0;background:rgba(8,26,22,.6);}
.hero>.grid-container{position:relative;z-index:2;}
.hero-copy .eyebrow{color:rgba(255,255,255,.8);}
.hero h1{color:#fff;margin:18px 0 0;max-width:15em;font-size:clamp(30px,4.4vw,50px);font-weight:700;letter-spacing:-.02em;line-height:1.2;}
.hero-sub{margin-top:20px;font-size:17px;line-height:1.9;color:rgba(255,255,255,.8);max-width:560px;}
.hero-actions{display:flex;flex-wrap:wrap;gap:14px;margin-top:32px;}
.trust-row{display:flex;flex-wrap:wrap;gap:40px;margin-top:46px;padding-top:30px;border-top:1px solid rgba(255,255,255,.18);}
.trust-row li{display:flex;flex-direction:column;gap:4px;}
.trust-row strong{font-size:24px;font-weight:700;color:#fff;font-variant-numeric:tabular-nums;letter-spacing:-.01em;}
.trust-row span{font-size:13px;color:rgba(255,255,255,.66);}
.hero-visual{position:relative;}
.hero-visual img{width:100%;border-radius:var(--r-img);box-shadow:0 26px 60px -28px rgba(0,0,0,.7);aspect-ratio:4/3;object-fit:cover;}
.float-card{
  position:absolute;right:-6px;bottom:-22px;width:236px;
  background:#fff;border-radius:var(--r-card);padding:16px 18px;box-shadow:var(--sh2);
  color:var(--t1);
}
.float-card .fc-label{display:inline-flex;align-items:center;gap:6px;font-size:12px;font-weight:600;color:var(--green);}
.float-card p{margin-top:6px;font-size:14px;line-height:1.6;color:var(--t2);}
.float-card a{display:inline-flex;align-items:center;gap:6px;margin-top:10px;font-size:13px;font-weight:600;color:var(--orange);}

/* ---------- 三步上手 ---------- */
.steps{display:grid;grid-template-columns:repeat(3,1fr);gap:0;position:relative;}
.step{position:relative;padding:0 34px 0 0;}
.step:last-child{padding-right:0;}
.step-num{
  font-size:54px;font-weight:700;line-height:1;
  color:transparent;-webkit-text-stroke:1.5px var(--green);
  font-variant-numeric:tabular-nums;letter-spacing:-.02em;
}
.step-icon{
  width:48px;height:48px;border-radius:12px;border:1px solid var(--line);background:#fff;
  display:inline-flex;align-items:center;justify-content:center;color:var(--ink);font-size:19px;margin:18px 0 16px;
}
.step .h3{margin-bottom:10px;}
.step p{font-size:15px;color:var(--t3);line-height:1.85;max-width:300px;}
.step-line{position:absolute;top:27px;right:14px;width:1px;height:calc(100% - 40px);background:linear-gradient(180deg,var(--line),rgba(228,224,214,0));}
.step:last-child .step-line{display:none;}
.step:hover .step-icon{border-color:var(--green);color:var(--green);}

/* ---------- 能力区（非对称图文） ---------- */
.capability{display:grid;grid-template-columns:minmax(0,1fr) minmax(0,1.15fr);gap:56px;align-items:center;}
.capability img{width:100%;border-radius:var(--r-img);box-shadow:var(--sh1);aspect-ratio:5/4;object-fit:cover;}
.cap-list{margin-top:30px;display:flex;flex-direction:column;gap:0;}
.cap-item{display:flex;gap:16px;padding:20px 0;border-top:1px solid var(--line-soft);}
.cap-item:last-child{border-bottom:1px solid var(--line-soft);}
.cap-item i{color:var(--green);font-size:17px;margin-top:5px;flex-shrink:0;}
.cap-item h3{font-size:17px;margin-bottom:4px;}
.cap-item p{font-size:15px;color:var(--t3);line-height:1.8;}

/* ---------- KPI ---------- */
.kpi-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:24px;}
.kpi{
  background:rgba(255,255,255,.05);border:1px solid rgba(255,255,255,.14);
  border-radius:var(--r-card);padding:26px 24px;
}
.kpi strong{display:block;font-size:clamp(28px,3.4vw,40px);font-weight:700;color:#fff;font-variant-numeric:tabular-nums;letter-spacing:-.02em;line-height:1.1;}
.kpi span{display:block;margin-top:10px;font-size:14px;color:rgba(255,255,255,.7);}
.kpi small{display:block;margin-top:6px;font-size:12px;color:rgba(255,255,255,.5);}

/* ---------- 案例证明 ---------- */
.case-layout{display:grid;grid-template-columns:minmax(0,1.35fr) minmax(0,1fr);gap:28px;align-items:stretch;}
.case-main{
  background:#fff;border:1px solid var(--line);border-radius:var(--r-card);overflow:hidden;
  box-shadow:var(--sh1);transition:box-shadow .3s ease,transform .3s ease;display:flex;flex-direction:column;
}
.case-main:hover{box-shadow:var(--sh2);transform:translateY(-2px);}
.case-main .thumb{overflow:hidden;aspect-ratio:16/9;}
.case-main .thumb img{width:100%;height:100%;object-fit:cover;transition:transform .6s var(--ease);}
.case-main:hover .thumb img{transform:scale(1.03);}
.case-main .body{padding:26px 28px 28px;}
.case-main .h3{margin-bottom:10px;}
.case-main .body p{font-size:15px;color:var(--t3);line-height:1.85;}
.case-stats{display:flex;gap:32px;margin-top:22px;padding-top:20px;border-top:1px solid var(--line-soft);}
.case-stats div strong{display:block;font-size:22px;font-weight:700;color:var(--ink);font-variant-numeric:tabular-nums;}
.case-stats div span{font-size:13px;color:var(--t3);}
.case-side{display:flex;flex-direction:column;gap:28px;}
.case-mini{
  display:flex;gap:16px;background:#fff;border:1px solid var(--line);border-radius:var(--r-card);
  padding:16px;box-shadow:var(--sh1);transition:box-shadow .3s ease,transform .3s ease;flex:1;
}
.case-mini:hover{box-shadow:var(--sh2);transform:translateY(-2px);}
.case-mini .thumb{width:120px;flex-shrink:0;border-radius:10px;overflow:hidden;}
.case-mini .thumb img{width:100%;height:100%;object-fit:cover;transition:transform .6s var(--ease);}
.case-mini:hover .thumb img{transform:scale(1.03);}
.case-mini h3{font-size:16px;margin-bottom:8px;line-height:1.5;}
.case-mini p{font-size:14px;color:var(--t3);line-height:1.75;margin-bottom:10px;}
.tag-row{display:flex;flex-wrap:wrap;gap:10px;margin-top:34px;padding-top:26px;border-top:1px solid var(--line);}
.tag{
  display:inline-flex;align-items:center;padding:6px 14px;border-radius:var(--r-pill);
  background:#EFEDE6;color:var(--t2);font-size:13px;letter-spacing:.01em;
}
.badge{
  display:inline-flex;align-items:center;gap:6px;padding:4px 12px;border-radius:var(--r-pill);
  background:rgba(62,142,110,.12);color:var(--green);font-size:12px;font-weight:600;
}
.badge-orange{background:rgba(244,96,43,.12);color:var(--orange);}

/* ---------- 最新信息（CMS） ---------- */
.news-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:26px;}
.news-card{
  background:#fff;border:1px solid var(--line);border-radius:var(--r-card);overflow:hidden;
  display:flex;flex-direction:column;box-shadow:var(--sh1);
  transition:box-shadow .3s ease,transform .3s ease;
}
.news-card:hover{box-shadow:var(--sh2);transform:translateY(-2px);}
.news-card .thumb{aspect-ratio:16/9;overflow:hidden;background:#EDEAE2;}
.news-card .thumb img{width:100%;height:100%;object-fit:cover;transition:transform .6s var(--ease);}
.news-card:hover .thumb img{transform:scale(1.03);}
.news-card .body{padding:20px 22px 22px;display:flex;flex-direction:column;flex:1;}
.news-card h3{
  font-size:17px;line-height:1.55;margin:12px 0 10px;
  display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;
}
.news-card h3 a:hover{color:var(--orange);}
.news-card p{
  font-size:14px;color:var(--t3);line-height:1.8;flex:1;
  display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;
}
.news-card .meta{
  display:flex;align-items:center;justify-content:space-between;gap:12px;
  margin-top:18px;padding-top:14px;border-top:1px solid var(--line-soft);
  font-size:13px;color:var(--t3);font-variant-numeric:tabular-nums;
}
.news-card .meta .go{display:inline-flex;align-items:center;gap:6px;color:var(--ink);font-weight:600;transition:color .18s ease;}
.news-card .meta .go:hover{color:var(--orange);}
.empty-state{
  grid-column:1 / -1;border:1px dashed var(--line);border-radius:var(--r-card);
  background:#fff;padding:56px 24px;text-align:center;
}
.empty-state i{font-size:26px;color:var(--green);}
.empty-state p{margin:14px 0 20px;color:var(--t3);font-size:15px;}

/* ---------- FAQ ---------- */
.faq-wrap{max-width:900px;margin:0 auto;}
.faq-item{background:#fff;border:1px solid var(--line);border-radius:var(--r-card);margin-bottom:14px;overflow:hidden;transition:box-shadow .25s ease;}
.faq-item[open]{box-shadow:var(--sh1);}
.faq-item summary{
  list-style:none;cursor:pointer;display:flex;align-items:center;justify-content:space-between;gap:18px;
  padding:22px 24px;font-size:17px;font-weight:600;color:var(--t1);
}
.faq-item summary::-webkit-details-marker{display:none;}
.faq-icon{
  position:relative;width:22px;height:22px;flex-shrink:0;border-radius:50%;
  border:1px solid var(--line);transition:transform .22s var(--ease),border-color .22s ease;
}
.faq-icon::before,.faq-icon::after{content:"";position:absolute;background:var(--ink);border-radius:2px;}
.faq-icon::before{left:5px;right:5px;top:50%;height:2px;transform:translateY(-50%);}
.faq-icon::after{top:5px;bottom:5px;left:50%;width:2px;transform:translateX(-50%);}
.faq-item[open] .faq-icon{transform:rotate(45deg);border-color:var(--orange);}
.faq-item[open] .faq-icon::before,.faq-item[open] .faq-icon::after{background:var(--orange);}
.faq-body{padding:0 24px 24px;font-size:15px;color:var(--t3);line-height:1.9;}
.faq-body p{max-width:760px;}

/* ---------- CTA ---------- */
.cta-panel{
  position:relative;overflow:hidden;background:var(--ink);border-radius:0;
  padding:80px 0;
}
.cta-panel::before{
  content:"";position:absolute;inset:0;
  background-image:url('/assets/images/backpic/back-3.png');
  background-size:cover;background-position:center;opacity:.22;
}
.cta-panel::after{content:"";position:absolute;inset:0;background:rgba(10,32,27,.6);}
.cta-inner{position:relative;z-index:2;display:grid;grid-template-columns:minmax(0,1fr) minmax(0,420px);gap:56px;align-items:center;}
.cta-copy h2{color:#fff;margin-bottom:16px;}
.cta-copy p{color:rgba(255,255,255,.78);font-size:16px;line-height:1.9;max-width:520px;}
.cta-points{margin-top:24px;display:flex;flex-direction:column;gap:10px;}
.cta-points li{display:flex;align-items:center;gap:10px;color:rgba(255,255,255,.82);font-size:15px;}
.cta-points i{color:var(--orange);}
.lead-form{background:#fff;border-radius:var(--r-card);padding:28px;box-shadow:var(--sh2);}
.lead-form h3{font-size:19px;margin-bottom:6px;}
.lead-form .form-note{font-size:13px;color:var(--t3);margin-bottom:20px;}
.field{margin-bottom:16px;}
.field label{display:block;font-size:13px;font-weight:600;color:var(--t2);margin-bottom:7px;}
.field input,.field textarea{
  width:100%;padding:12px 14px;border:1px solid var(--line);border-radius:10px;background:#FBFAF7;
  font-size:15px;color:var(--t1);transition:border-color .2s ease,box-shadow .2s ease;
}
.field textarea{resize:vertical;min-height:88px;line-height:1.7;}
.field input::placeholder,.field textarea::placeholder{color:#9AA39E;}
.field input:focus,.field textarea:focus{outline:none;border-color:var(--green);background:#fff;box-shadow:0 0 0 3px rgba(62,142,110,.14);}
.form-tip{font-size:12px;color:var(--t3);margin-top:12px;line-height:1.7;}

/* ---------- 页脚 ---------- */
.site-footer{background:var(--graphite);color:rgba(255,255,255,.72);padding:72px 0 0;}
.footer-grid{display:grid;grid-template-columns:1.6fr 1fr 1fr 1.2fr;gap:40px;}
.footer-brand{display:inline-flex;align-items:center;gap:11px;color:#fff;margin-bottom:16px;}
.footer-brand .brand-mark{background:rgba(255,255,255,.08);color:#fff;}
.footer-brand .brand-text{color:#fff;font-size:17px;}
.footer-about{font-size:14px;line-height:1.95;color:rgba(255,255,255,.6);max-width:330px;}
.footer-title{font-size:14px;font-weight:700;color:#fff;letter-spacing:.04em;margin-bottom:18px;}
.footer-list li{margin-bottom:11px;}
.footer-list a{font-size:14px;color:rgba(255,255,255,.66);transition:color .2s ease;position:relative;}
.footer-list a:hover{color:var(--orange);}
.footer-contact li{display:flex;gap:10px;font-size:14px;color:rgba(255,255,255,.66);margin-bottom:12px;line-height:1.7;}
.footer-contact i{color:var(--green);margin-top:5px;font-size:13px;}
.footer-social{display:flex;gap:12px;margin-top:18px;}
.footer-social a{
  width:36px;height:36px;border-radius:10px;border:1px solid rgba(255,255,255,.16);
  display:inline-flex;align-items:center;justify-content:center;color:rgba(255,255,255,.7);font-size:14px;
  transition:all .2s ease;
}
.footer-social a:hover{border-color:var(--orange);color:var(--orange);transform:translateY(-2px);}
.footer-bottom{
  margin-top:56px;border-top:1px solid rgba(255,255,255,.1);
  padding:22px 0;display:flex;align-items:center;justify-content:space-between;gap:16px;flex-wrap:wrap;
  font-size:13px;color:rgba(255,255,255,.5);
}
.footer-bottom .fb-links{display:flex;gap:20px;flex-wrap:wrap;}
.footer-bottom a:hover{color:var(--orange);}

/* ---------- 入场动效 ---------- */
.reveal{opacity:0;transform:translateY(12px);transition:opacity .6s var(--ease),transform .6s var(--ease);}
.reveal.is-visible{opacity:1;transform:none;}

/* ---------- 响应式 ---------- */
@media (max-width:1023px){
  .section{padding:72px 0;}
  .hero{padding:72px 0 68px;}
  .nav-list{display:none;}
  .nav-toggle{display:inline-flex;}
  .nav-actions .btn-primary{display:none;}
  .topbar-note{display:none;}
  .hero-visual{margin-top:52px;}
  .hero h1{max-width:none;}
  .steps{grid-template-columns:1fr;gap:36px;}
  .step{padding:0 0 28px;border-bottom:1px solid var(--line-soft);}
  .step:last-child{border-bottom:0;padding-bottom:0;}
  .step-line{display:none;}
  .step p{max-width:none;}
  .capability{grid-template-columns:1fr;gap:36px;}
  .kpi-grid{grid-template-columns:repeat(2,1fr);}
  .case-layout{grid-template-columns:1fr;}
  .news-grid{grid-template-columns:repeat(2,1fr);}
  .cta-inner{grid-template-columns:1fr;gap:36px;}
  .footer-grid{grid-template-columns:1fr 1fr;gap:36px;}
}
@media (max-width:767px){
  .section{padding:56px 0;}
  .hero{padding:56px 0 60px;}
  .section-head{flex-direction:column;align-items:flex-start;gap:14px;margin-bottom:32px;}
  .trust-row{gap:26px;padding-top:24px;margin-top:34px;}
  .trust-row strong{font-size:20px;}
  .hero-visual img{aspect-ratio:16/10;}
  .float-card{position:static;width:100%;margin-top:16px;box-shadow:var(--sh1);}
  .kpi-grid{grid-template-columns:1fr;gap:16px;}
  .news-grid{grid-template-columns:1fr;}
  .case-mini{flex-direction:column;}
  .case-mini .thumb{width:100%;aspect-ratio:16/9;}
  .footer-grid{grid-template-columns:1fr;}
  .footer-bottom{flex-direction:column;align-items:flex-start;}
  .faq-item summary{padding:18px;font-size:16px;}
  .faq-body{padding:0 18px 20px;}
  .lead-form{padding:22px;}
}
@media (max-width:519px){
  .brand-text{font-size:16px;}
  .hero-actions .btn{width:100%;}
  .case-stats{gap:20px;}
}
@media (prefers-reduced-motion:reduce){
  *{animation:none !important;transition:none !important;}
  .reveal{opacity:1;transform:none;}
  html{scroll-behavior:auto;}
}

/* roulang page: article */
:root{
  --brand:#123A32;
  --brand-deep:#0C2A24;
  --accent:#F4602B;
  --accent-deep:#D94D1C;
  --mint:#3E8E6E;
  --bg:#F6F4EF;
  --bg-soft:#F1EFE8;
  --card:#FFFFFF;
  --line:#E4E0D6;
  --ink:#101413;
  --text:#3A423F;
  --muted:#6A736F;
  --radius-card:14px;
  --radius-img:12px;
  --radius-btn:10px;
  --shadow-sm:0 1px 2px rgba(16,20,19,.06),0 12px 28px -18px rgba(16,20,19,.26);
  --shadow-lg:0 2px 6px rgba(16,20,19,.08),0 24px 46px -24px rgba(16,20,19,.34);
  --maxw:1200px;
  --gap:24px;
}
*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth}
body{
  margin:0;
  font-family:"PingFang SC","Source Han Sans SC","Hiragino Sans GB","Microsoft YaHei",-apple-system,"Segoe UI",sans-serif;
  font-size:16px;
  line-height:1.85;
  color:var(--text);
  background:var(--bg);
  -webkit-font-smoothing:antialiased;
  font-variant-numeric:tabular-nums;
}
img{display:block;max-width:100%;height:auto}
a{color:inherit;text-decoration:none}
button{font:inherit;cursor:pointer;border:0;background:none}
ul,ol{margin:0;padding:0;list-style:none}
h1,h2,h3,h4,p{margin:0}
:focus-visible{outline:2px solid var(--accent);outline-offset:3px;border-radius:4px}
.grid-container{max-width:var(--maxw);margin:0 auto;padding-left:var(--gap);padding-right:var(--gap);width:100%}
@media (max-width:767px){.grid-container{padding-left:16px;padding-right:16px}}

/* ============ 顶部信息条 ============ */
.topbar{background:var(--brand);color:rgba(255,255,255,.9);font-size:13px;line-height:1.4}
.topbar-inner{display:flex;align-items:center;justify-content:space-between;gap:16px;min-height:38px;padding-top:6px;padding-bottom:6px}
.topbar-domain{letter-spacing:.04em;color:rgba(255,255,255,.96);font-weight:600}
.topbar-note{color:rgba(255,255,255,.72);text-align:center;flex:1 1 auto}
.topbar-cta{display:inline-flex;align-items:center;gap:6px;padding:5px 14px;border-radius:999px;border:1px solid rgba(255,255,255,.45);color:#fff;font-weight:600;transition:background .2s ease,border-color .2s ease,color .2s ease}
.topbar-cta:hover{background:var(--accent);border-color:var(--accent);color:#fff}
@media (max-width:767px){.topbar-note{display:none}.topbar-inner{justify-content:space-between}}

/* ============ 主导航 ============ */
.site-header{position:sticky;top:0;z-index:80;background:rgba(246,244,239,.96);backdrop-filter:blur(8px);border-bottom:1px solid var(--line);transition:box-shadow .25s ease}
.site-header.is-stuck{box-shadow:0 10px 26px -20px rgba(16,20,19,.5)}
.nav-bar{display:flex;align-items:center;justify-content:space-between;gap:20px;min-height:72px}
.brand{display:inline-flex;align-items:center;gap:10px;flex:0 0 auto}
.brand-mark{display:inline-flex;width:34px;height:34px;color:var(--brand)}
.brand-mark svg{width:100%;height:100%}
.brand-text{font-size:18px;font-weight:700;letter-spacing:.01em;color:var(--ink)}
.nav-list{display:flex;align-items:center;gap:6px;flex:1 1 auto;justify-content:center}
.nav-link{position:relative;display:inline-block;padding:10px 14px;font-size:15.5px;color:var(--text);border-radius:8px;transition:color .18s ease,background .18s ease}
.nav-link::after{content:"";position:absolute;left:14px;right:14px;bottom:4px;height:2px;background:var(--accent);transform:scaleX(0);transform-origin:left;transition:transform .18s ease}
.nav-link:hover{color:var(--brand);background:rgba(18,58,50,.05)}
.nav-link:hover::after{transform:scaleX(1)}
.nav-link.is-active{color:var(--brand);font-weight:600}
.nav-link.is-active::after{transform:scaleX(1)}
.nav-actions{display:flex;align-items:center;gap:12px;flex:0 0 auto}
.nav-toggle{display:none;align-items:center;justify-content:center;width:44px;height:44px;border:1px solid var(--line);border-radius:10px;color:var(--brand);background:#fff;transition:border-color .2s ease,color .2s ease}
.nav-toggle:hover{border-color:var(--mint);color:var(--mint)}
.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;padding:11px 22px;border-radius:var(--radius-btn);font-size:15px;font-weight:600;line-height:1.2;border:1px solid transparent;transition:background .2s ease,color .2s ease,border-color .2s ease,transform .2s ease,box-shadow .2s ease}
.btn-primary{background:var(--brand);color:#fff;box-shadow:0 1px 0 rgba(255,255,255,.14) inset}
.btn-primary:hover{background:var(--brand-deep);transform:translateY(-2px);box-shadow:var(--shadow-sm)}
.btn-accent{background:var(--accent);color:#fff}
.btn-accent:hover{background:var(--accent-deep);transform:translateY(-2px);box-shadow:var(--shadow-sm)}
.btn-ghost{background:transparent;color:var(--brand);border-color:var(--line)}
.btn-ghost:hover{border-color:var(--mint);color:var(--mint);background:#fff}
.btn-block{width:100%}
@media (max-width:1023px){
  .nav-toggle{display:inline-flex}
  .nav-list{
    position:fixed;left:0;right:0;top:0;z-index:90;
    flex-direction:column;align-items:stretch;justify-content:flex-start;
    gap:0;background:#fff;padding:104px 24px 32px;
    box-shadow:var(--shadow-lg);
    transform:translateY(-110%);transition:transform .28s ease;
    max-height:100vh;overflow-y:auto;
  }
  body.nav-open .nav-list{transform:translateY(0)}
  .nav-list li{width:100%}
  .nav-link{display:block;padding:15px 2px;font-size:17px;border-bottom:1px solid var(--line);border-radius:0}
  .nav-link::after{display:none}
  .nav-link.is-active{color:var(--accent)}
}
@media (max-width:519px){
  .brand-text{font-size:16px}
  .nav-bar{min-height:64px;gap:10px}
  .nav-actions .btn-primary{padding:10px 14px;font-size:14px}
}

/* ============ 文章头部 ============ */
.article-hero{position:relative;overflow:hidden;background:var(--brand);color:#fff;padding:46px 0 54px}
.article-hero-bg{position:absolute;inset:0;background-image:url('/assets/images/backpic/back-2.png');background-size:cover;background-position:center;opacity:.34}
.article-hero::after{content:"";position:absolute;inset:0;background:linear-gradient(180deg,rgba(12,42,36,.62),rgba(12,42,36,.86))}
.article-hero .grid-container{position:relative;z-index:2}
.breadcrumb{display:flex;flex-wrap:wrap;align-items:center;gap:8px;font-size:14px;color:rgba(255,255,255,.78);margin-bottom:18px}
.breadcrumb a{color:rgba(255,255,255,.86);border-bottom:1px solid rgba(255,255,255,.28);transition:color .2s ease,border-color .2s ease}
.breadcrumb a:hover{color:#fff;border-color:var(--accent)}
.crumb-sep{color:rgba(255,255,255,.4)}
.badge{display:inline-flex;align-items:center;gap:6px;padding:5px 14px;border-radius:999px;font-size:13px;font-weight:600;letter-spacing:.02em}
.badge-accent{background:var(--accent);color:#fff}
.badge-mint{background:rgba(62,142,110,.14);color:var(--mint);border:1px solid rgba(62,142,110,.3)}
.badge-line{background:rgba(255,255,255,.12);color:#fff;border:1px solid rgba(255,255,255,.32)}
.article-hero h1{font-size:clamp(26px,3.4vw,46px);line-height:1.32;font-weight:700;letter-spacing:-.02em;margin:18px 0 20px;max-width:920px;color:#fff}
.article-meta{display:flex;flex-wrap:wrap;gap:10px 24px;font-size:14px;color:rgba(255,255,255,.82)}
.article-meta span{display:inline-flex;align-items:center;gap:8px}
.article-meta i{color:var(--accent)}
@media (max-width:767px){.article-hero{padding:32px 0 36px}.article-hero h1{margin:14px 0 16px}}

/* ============ 正文布局 ============ */
.article-shell{padding:64px 0 8px}
.article-layout{align-items:flex-start}
.article-main{background:var(--card);border:1px solid var(--line);border-radius:var(--radius-card);box-shadow:var(--shadow-sm);padding:38px 42px}
.article-figure{margin:0 0 28px;border-radius:var(--radius-img);overflow:hidden}
.article-figure img{width:100%;aspect-ratio:16/9;object-fit:cover}
.article-body{max-width:760px}
.article-body p{margin:0 0 20px;font-size:17px;line-height:1.9;color:var(--text)}
.article-body h2{position:relative;padding-left:16px;margin:40px 0 16px;font-size:clamp(21px,2.4vw,28px);line-height:1.4;color:var(--ink);letter-spacing:-.01em}
.article-body h2::before{content:"";position:absolute;left:0;top:.22em;bottom:.22em;width:4px;border-radius:2px;background:var(--brand)}
.article-body h3{margin:28px 0 12px;font-size:19px;color:var(--ink)}
.article-body h4{margin:22px 0 10px;font-size:17px;color:var(--ink)}
.article-body ul,.article-body ol{margin:0 0 20px;padding-left:22px}
.article-body ul li{list-style:disc;margin-bottom:8px}
.article-body ol li{list-style:decimal;margin-bottom:8px}
.article-body img{border-radius:var(--radius-img);margin:22px 0}
.article-body blockquote{margin:24px 0;padding:16px 20px;background:var(--bg-soft);border-left:4px solid var(--mint);border-radius:0 12px 12px 0;color:var(--text)}
.article-body blockquote p:last-child{margin-bottom:0}
.article-body table{width:100%;border-collapse:collapse;margin:22px 0;font-size:15px}
.article-body th,.article-body td{border:1px solid var(--line);padding:10px 14px;text-align:left;vertical-align:top}
.article-body th{background:var(--bg-soft);color:var(--ink);font-weight:600}
.article-body a{color:var(--brand);border-bottom:1px solid rgba(18,58,50,.28);transition:color .18s ease,border-color .18s ease}
.article-body a:hover{color:var(--accent);border-color:var(--accent)}
.article-body hr{border:0;border-top:1px solid var(--line);margin:32px 0}
.article-empty{text-align:center;padding:40px 12px}
.article-empty i{font-size:34px;color:var(--mint)}
.article-empty h2{margin:16px 0 10px;font-size:22px;color:var(--ink)}
.article-empty p{margin-bottom:22px;color:var(--muted)}
.article-foot{margin-top:36px;padding-top:24px;border-top:1px solid var(--line);display:flex;flex-wrap:wrap;gap:12px;align-items:center}
.tag{display:inline-flex;align-items:center;gap:6px;padding:6px 14px;border-radius:999px;background:var(--bg-soft);color:var(--brand);font-size:13px;font-weight:600;border:1px solid var(--line);transition:border-color .2s ease,color .2s ease,background .2s ease}
.tag:hover{border-color:var(--mint);color:var(--mint);background:#fff}
@media (max-width:1023px){.article-main{padding:28px 24px;margin-bottom:26px}}
@media (max-width:767px){.article-shell{padding:40px 0 0}.article-main{padding:22px 18px}.article-body p{font-size:16px}.article-body{max-width:100%}}

/* ============ 侧栏 ============ */
.article-side{position:sticky;top:96px}
.side-card{background:var(--card);border:1px solid var(--line);border-radius:var(--radius-card);box-shadow:var(--shadow-sm);padding:22px 22px;margin-bottom:20px;transition:box-shadow .25s ease,transform .25s ease}
.side-card:hover{box-shadow:var(--shadow-lg);transform:translateY(-2px)}
.side-title{font-size:15px;font-weight:700;color:var(--ink);margin-bottom:14px;display:flex;align-items:center;gap:8px}
.side-title::after{content:"";flex:1 1 auto;height:1px;background:var(--line)}
.side-meta li{display:flex;justify-content:space-between;gap:12px;padding:9px 0;border-bottom:1px dashed var(--line);font-size:14px;color:var(--muted)}
.side-meta li:last-child{border-bottom:0}
.side-meta strong{color:var(--ink);font-weight:600;text-align:right}
.side-card-dark{background:var(--brand);border-color:var(--brand);color:rgba(255,255,255,.86)}
.side-card-dark .side-title{color:#fff}
.side-card-dark .side-title::after{background:rgba(255,255,255,.24)}
.side-card-dark p{font-size:14.5px;line-height:1.8;margin-bottom:16px;color:rgba(255,255,255,.82)}
.side-links li{margin-bottom:4px}
.side-link{display:flex;align-items:center;justify-content:space-between;gap:12px;padding:12px 14px;border-radius:10px;font-size:15px;color:var(--text);border:1px solid transparent;transition:background .2s ease,border-color .2s ease,color .2s ease}
.side-link i{color:var(--accent);font-size:13px;transition:transform .2s ease}
.side-link:hover{background:var(--bg-soft);border-color:var(--line);color:var(--brand)}
.side-link:hover i{transform:translateX(3px)}
.side-media img{width:100%;aspect-ratio:4/3;object-fit:cover;border-radius:var(--radius-img);margin-bottom:14px}
.side-media p{font-size:14px;color:var(--muted);line-height:1.8}
@media (max-width:1023px){.article-side{position:static}}

/* ============ 后续行动卡片 ============ */
.next-section{padding:72px 0 8px}
.section-head{max-width:760px;margin-bottom:34px}
.section-head .overline{display:inline-flex;align-items:center;gap:8px;font-size:13px;font-weight:700;letter-spacing:.12em;color:var(--mint);text-transform:uppercase;margin-bottom:12px}
.section-head h2{font-size:clamp(23px,2.9vw,34px);line-height:1.34;color:var(--ink);letter-spacing:-.02em;margin-bottom:12px}
.section-head p{color:var(--muted);font-size:16px}
.next-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:24px}
.next-card{display:flex;flex-direction:column;overflow:hidden;background:var(--card);border:1px solid var(--line);border-radius:var(--radius-card);box-shadow:var(--shadow-sm);transition:transform .3s cubic-bezier(.22,.61,.36,1),box-shadow .3s ease}
.next-card:hover{transform:translateY(-4px);box-shadow:var(--shadow-lg)}
.next-thumb{overflow:hidden}
.next-thumb img{width:100%;aspect-ratio:16/9;object-fit:cover;transition:transform .6s cubic-bezier(.22,.61,.36,1)}
.next-card:hover .next-thumb img{transform:scale(1.03)}
.next-body{padding:22px 24px 26px;display:flex;flex-direction:column;gap:10px;flex:1 1 auto}
.next-body h3{font-size:20px;color:var(--ink)}
.next-body p{font-size:15px;color:var(--muted);line-height:1.8}
.next-body .link-more{margin-top:auto;display:inline-flex;align-items:center;gap:8px;font-weight:600;color:var(--brand);font-size:15px}
.next-body .link-more i{transition:transform .2s ease;color:var(--accent)}
.next-card:hover .link-more i{transform:translateX(4px)}
@media (max-width:767px){.next-grid{grid-template-columns:1fr}.next-section{padding:48px 0 0}}

/* ============ FAQ ============ */
.faq-section{padding:72px 0 8px}
.faq-list{display:grid;gap:14px;max-width:900px}
.faq-item{background:var(--card);border:1px solid var(--line);border-radius:var(--radius-card);box-shadow:var(--shadow-sm);overflow:hidden;transition:border-color .2s ease}
.faq-item[open]{border-color:rgba(62,142,110,.5)}
.faq-item summary{display:flex;align-items:center;justify-content:space-between;gap:16px;padding:18px 24px;font-size:16.5px;font-weight:600;color:var(--ink);cursor:pointer;list-style:none}
.faq-item summary::-webkit-details-marker{display:none}
.faq-item summary i{color:var(--mint);transition:transform .22s ease}
.faq-item[open] summary i{transform:rotate(45deg)}
.faq-answer{padding:0 24px 20px;color:var(--text);font-size:15.5px;line-height:1.85}
.faq-answer p{margin:0}
@media (max-width:767px){.faq-section{padding:48px 0 0}.faq-item summary{padding:16px 18px;font-size:15.5px}.faq-answer{padding:0 18px 18px}}

/* ============ CTA ============ */
.cta-section{padding:80px 0 0}
.cta-box{position:relative;overflow:hidden;background:var(--brand);border-radius:18px;padding:52px 48px;color:#fff}
.cta-box::before{content:"";position:absolute;inset:0;background-image:url('/assets/images/backpic/back-3.png');background-size:cover;background-position:center;opacity:.2;mix-blend-mode:luminosity}
.cta-inner{position:relative;z-index:2;display:grid;grid-template-columns:1.4fr .9fr;gap:32px;align-items:center}
.cta-inner h2{font-size:clamp(23px,2.8vw,32px);line-height:1.35;letter-spacing:-.02em;margin-bottom:14px;color:#fff}
.cta-inner p{color:rgba(255,255,255,.84);font-size:16px;max-width:620px}
.cta-actions{display:flex;flex-direction:column;gap:14px}
.cta-points{display:flex;flex-wrap:wrap;gap:10px;margin-top:20px}
.cta-points span{display:inline-flex;align-items:center;gap:8px;padding:6px 14px;border-radius:999px;border:1px solid rgba(255,255,255,.32);font-size:13.5px;color:rgba(255,255,255,.9)}
.cta-points i{color:var(--accent)}
@media (max-width:900px){.cta-inner{grid-template-columns:1fr}.cta-box{padding:38px 26px}}
@media (max-width:767px){.cta-section{padding:52px 0 0}}

/* ============ 页脚 ============ */
.site-footer{margin-top:88px;background:var(--brand-deep);color:rgba(255,255,255,.78);padding:62px 0 0}
.footer-grid{display:grid;grid-template-columns:1.5fr 1fr 1fr 1.2fr;gap:32px;padding-bottom:44px}
.footer-brand{display:flex;align-items:center;gap:10px;margin-bottom:16px}
.footer-brand .brand-mark{color:#fff;opacity:.92}
.footer-brand .brand-text{color:#fff;font-size:18px}
.footer-about{font-size:14.5px;line-height:1.85;color:rgba(255,255,255,.7);max-width:340px;margin-bottom:20px}
.footer-social{display:flex;gap:12px}
.footer-social a{display:inline-flex;align-items:center;justify-content:center;width:38px;height:38px;border-radius:10px;border:1px solid rgba(255,255,255,.22);color:rgba(255,255,255,.85);font-size:15px;transition:background .2s ease,border-color .2s ease,color .2s ease}
.footer-social a:hover{background:var(--accent);border-color:var(--accent);color:#fff}
.footer-title{color:#fff;font-size:15.5px;font-weight:700;margin-bottom:16px}
.footer-list li{margin-bottom:10px}
.footer-list a{font-size:14.5px;color:rgba(255,255,255,.72);transition:color .18s ease,padding-left .18s ease}
.footer-list a:hover{color:#fff;padding-left:4px}
.footer-contact li{display:flex;gap:10px;font-size:14.5px;color:rgba(255,255,255,.72);margin-bottom:12px;line-height:1.7}
.footer-contact i{color:var(--mint);margin-top:6px;font-size:13px}
.footer-bottom{border-top:1px solid rgba(255,255,255,.14);padding:20px 0;display:flex;flex-wrap:wrap;gap:10px 24px;justify-content:space-between;font-size:13px;color:rgba(255,255,255,.6)}
@media (max-width:1023px){.footer-grid{grid-template-columns:1fr 1fr}}
@media (max-width:639px){.footer-grid{grid-template-columns:1fr;gap:26px}.site-footer{margin-top:60px;padding-top:44px}}

/* ============ 入场动效 ============ */
.reveal{opacity:0;transform:translateY(12px);transition:opacity .5s ease,transform .5s ease}
.reveal.in-view{opacity:1;transform:none}
@media (prefers-reduced-motion:reduce){
  *{animation:none !important;transition:none !important}
  .reveal{opacity:1;transform:none}
  html{scroll-behavior:auto}
}

/* roulang page: category1 */
:root{
  --green:#123A32;
  --green-deep:#0D2C26;
  --orange:#F4602B;
  --orange-deep:#D94E1D;
  --mint:#3E8E6E;
  --bg:#F6F4EF;
  --card:#FFFFFF;
  --line:#E4E0D6;
  --graphite:#14181A;
  --ink:#101413;
  --text:#3A423F;
  --muted:#6A736F;
  --r-card:14px;
  --r-img:12px;
  --r-btn:10px;
  --r-pill:999px;
  --sh-1:0 1px 2px rgba(16,20,19,.06), 0 12px 28px -18px rgba(16,20,19,.26);
  --sh-2:0 2px 4px rgba(16,20,19,.08), 0 22px 44px -22px rgba(16,20,19,.34);
  --gap:clamp(56px,7vw,104px);
  --ease:cubic-bezier(.22,.61,.36,1);
}
*,*::before,*::after{box-sizing:border-box;}
html{scroll-behavior:smooth;}
body{
  margin:0;
  font-family:"PingFang SC","Hiragino Sans GB","Source Han Sans SC","Microsoft YaHei",-apple-system,BlinkMacSystemFont,"Segoe UI",sans-serif;
  font-size:17px;
  line-height:1.85;
  color:var(--text);
  background:var(--bg);
  -webkit-font-smoothing:antialiased;
  text-rendering:optimizeLegibility;
}
h1,h2,h3,h4,h5,p,ul,ol,figure{margin:0;padding:0;}
ul,ol{list-style:none;}
img{max-width:100%;height:auto;display:block;border-radius:var(--r-img);}
a{color:inherit;text-decoration:none;}
button{font:inherit;color:inherit;background:none;border:0;cursor:pointer;}
input,textarea,select{font:inherit;color:inherit;}
h1,h2,h3{color:var(--ink);font-weight:700;letter-spacing:-0.01em;line-height:1.32;}
h1{font-size:clamp(30px,4.2vw,50px);letter-spacing:-0.02em;line-height:1.24;}
h2{font-size:clamp(24px,3vw,36px);}
h3{font-size:clamp(18px,2vw,22px);}
.num{font-variant-numeric:tabular-nums;}
::selection{background:rgba(244,96,43,.22);}

.grid-container{width:100%;max-width:1200px;margin:0 auto;padding-left:24px;padding-right:24px;}
img{max-width:100%;}
#main,#focus,#schedule,#remind,#data,#scene,#faq,#contact{scroll-margin-top:120px;}

/* ---------- 顶部信息条 ---------- */
.topbar{background:var(--green);color:rgba(255,255,255,.9);font-size:13px;}
.topbar-inner{display:flex;align-items:center;justify-content:space-between;gap:20px;min-height:38px;}
.topbar-domain{letter-spacing:.02em;color:rgba(255,255,255,.72);}
.topbar-note{color:rgba(255,255,255,.86);}
.topbar-cta{
  display:inline-flex;align-items:center;gap:6px;
  padding:5px 14px;border-radius:var(--r-pill);
  background:var(--orange);color:#fff;font-weight:600;font-size:13px;
  transition:background .22s var(--ease), transform .22s var(--ease);
}
.topbar-cta:hover{background:var(--orange-deep);transform:translateY(-1px);}

/* ---------- 主导航 ---------- */
.site-header{
  position:sticky;top:0;z-index:50;
  background:rgba(246,244,239,.96);
  border-bottom:1px solid var(--line);
  backdrop-filter:saturate(140%) blur(8px);
  transition:box-shadow .25s var(--ease);
}
.site-header.is-stuck{box-shadow:0 10px 30px -22px rgba(16,20,19,.55);}
.nav-bar{display:flex;align-items:center;justify-content:space-between;gap:24px;min-height:72px;}
.brand{display:inline-flex;align-items:center;gap:11px;font-weight:700;color:var(--ink);}
.brand-mark{
  width:36px;height:36px;flex:0 0 36px;border-radius:11px;
  display:inline-flex;align-items:center;justify-content:center;
  background:var(--green);color:#EDF3F1;
}
.brand-mark svg{width:24px;height:24px;}
.brand-text{font-size:17px;letter-spacing:.01em;white-space:nowrap;}
.nav-list{display:flex;align-items:center;gap:6px;}
.nav-link{
  position:relative;display:inline-block;padding:9px 14px;
  font-size:15.5px;color:var(--text);border-radius:8px;
  transition:color .2s var(--ease), background .2s var(--ease);
}
.nav-link::after{
  content:"";position:absolute;left:14px;right:14px;bottom:4px;height:2px;
  background:var(--orange);transform:scaleX(0);transform-origin:left;
  transition:transform .18s var(--ease);
}
.nav-link:hover{color:var(--ink);background:rgba(18,58,50,.05);}
.nav-link:hover::after,.nav-link.is-active::after{transform:scaleX(1);}
.nav-link.is-active{color:var(--ink);font-weight:600;}
.nav-actions{display:flex;align-items:center;gap:12px;}
.nav-toggle{
  display:none;width:44px;height:44px;border-radius:10px;
  border:1px solid var(--line);background:#fff;color:var(--ink);
  align-items:center;justify-content:center;font-size:17px;
}

/* ---------- 按钮 ---------- */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  padding:13px 26px;border-radius:var(--r-btn);
  font-size:15.5px;font-weight:600;letter-spacing:.01em;
  border:1px solid transparent;
  transition:background .22s var(--ease), color .22s var(--ease), transform .22s var(--ease), box-shadow .22s var(--ease), border-color .22s var(--ease);
}
.btn-primary{background:var(--orange);color:#fff;box-shadow:0 10px 22px -14px rgba(244,96,43,.85);}
.btn-primary:hover{background:var(--orange-deep);transform:translateY(-2px);box-shadow:0 16px 30px -16px rgba(244,96,43,.95);}
.btn-dark{background:var(--green);color:#fff;}
.btn-dark:hover{background:var(--green-deep);transform:translateY(-2px);}
.btn-outline{border-color:var(--mint);color:var(--green);background:transparent;}
.btn-outline:hover{background:rgba(62,142,110,.1);border-color:var(--green);transform:translateY(-2px);}
.btn-outline-light{border-color:rgba(255,255,255,.55);color:#fff;background:rgba(255,255,255,.06);}
.btn-outline-light:hover{background:rgba(255,255,255,.16);border-color:#fff;transform:translateY(-2px);}
.btn-sm{padding:9px 18px;font-size:14px;}
.btn:focus-visible,.nav-link:focus-visible,.topbar-cta:focus-visible,.anchor-link:focus-visible{outline:3px solid rgba(244,96,43,.45);outline-offset:2px;}

/* ---------- 首屏 ---------- */
.page-hero{
  position:relative;color:#fff;overflow:hidden;
  background-image:linear-gradient(rgba(13,44,38,.78), rgba(13,44,38,.86)), url('/assets/images/backpic/back-1.png');
  background-size:cover;background-position:center;
}
.page-hero::after{
  content:"";position:absolute;inset:auto 0 0 0;height:1px;background:rgba(255,255,255,.16);
}
.page-hero-inner{padding-top:clamp(48px,6vw,78px);padding-bottom:clamp(46px,6vw,78px);position:relative;z-index:2;}
.breadcrumb{display:flex;align-items:center;gap:9px;font-size:13.5px;color:rgba(255,255,255,.7);margin-bottom:22px;}
.breadcrumb a:hover{color:#fff;text-decoration:underline;text-underline-offset:3px;}
.hero-badge{
  display:inline-flex;align-items:center;gap:8px;
  padding:6px 15px;border-radius:var(--r-pill);
  border:1px solid rgba(255,255,255,.3);background:rgba(255,255,255,.08);
  font-size:13px;color:rgba(255,255,255,.92);margin-bottom:20px;
}
.hero-badge i{color:var(--orange);}
.page-hero h1{color:#fff;max-width:900px;}
.hero-sub{max-width:720px;margin-top:18px;font-size:clamp(15.5px,1.4vw,17.5px);color:rgba(255,255,255,.84);}
.hero-actions{display:flex;flex-wrap:wrap;gap:14px;margin-top:30px;}
.hero-stats{
  display:grid;grid-template-columns:repeat(3,minmax(0,1fr));
  gap:20px;margin-top:44px;padding-top:26px;border-top:1px solid rgba(255,255,255,.18);
  max-width:860px;
}
.hero-stats .stat-num{font-size:clamp(24px,2.6vw,32px);font-weight:700;color:#fff;line-height:1.2;}
.hero-stats .stat-num span{font-size:14px;font-weight:500;color:rgba(255,255,255,.7);margin-left:5px;}
.hero-stats .stat-label{font-size:13.5px;color:rgba(255,255,255,.72);margin-top:4px;}

/* ---------- 主区域 / 锚点布局 ---------- */
.site-main{padding-top:var(--gap);padding-bottom:var(--gap);}
.anchor-layout{display:grid;grid-template-columns:248px minmax(0,1fr);gap:clamp(32px,4vw,60px);align-items:start;}
.anchor-nav{
  position:sticky;top:104px;
  background:var(--card);border:1px solid var(--line);border-radius:var(--r-card);
  padding:22px 18px;box-shadow:var(--sh-1);
}
.anchor-title{
  font-size:12.5px;letter-spacing:.16em;text-transform:uppercase;color:var(--muted);
  padding-bottom:12px;margin-bottom:12px;border-bottom:1px solid var(--line);font-weight:600;
}
.anchor-link{
  display:flex;align-items:center;gap:10px;padding:9px 10px;border-radius:8px;
  font-size:14.5px;color:var(--text);border-left:2px solid transparent;
  transition:background .2s var(--ease), color .2s var(--ease), border-color .2s var(--ease);
}
.anchor-link i{font-size:11px;color:var(--mint);}
.anchor-link:hover{background:rgba(18,58,50,.05);color:var(--ink);}
.anchor-link.is-active{color:var(--green);font-weight:600;border-left-color:var(--orange);background:rgba(244,96,43,.07);}
.anchor-cta{margin-top:16px;padding-top:16px;border-top:1px solid var(--line);font-size:13.5px;color:var(--muted);}
.anchor-cta .btn{width:100%;margin-top:12px;}

/* ---------- 内容长条 ---------- */
.anchor-content{display:flex;flex-direction:column;gap:clamp(48px,5vw,76px);}
.eyebrow{
  display:inline-flex;align-items:center;gap:8px;
  font-size:12.5px;font-weight:600;letter-spacing:.14em;color:var(--mint);
  text-transform:uppercase;margin-bottom:14px;
}
.eyebrow::before{content:"";width:18px;height:2px;background:var(--mint);border-radius:2px;}
.feature-row{display:grid;grid-template-columns:1.05fr 1fr;gap:clamp(28px,3.6vw,52px);align-items:center;}
.feature-row.is-flip .feature-media{order:2;}
.feature-media{
  border-radius:var(--r-card);overflow:hidden;box-shadow:var(--sh-1);
  border:1px solid var(--line);background:#fff;
}
.feature-media img{width:100%;aspect-ratio:4/3;object-fit:cover;border-radius:0;transition:transform .6s var(--ease);}
.feature-media:hover img{transform:scale(1.03);}
.feature-body p{margin-top:16px;max-width:720px;}
.feature-body p + p{margin-top:12px;}
.bullet-list{margin-top:20px;display:grid;gap:11px;}
.bullet-list li{display:flex;gap:11px;align-items:flex-start;font-size:15.5px;color:var(--text);}
.bullet-list li i{color:var(--mint);font-size:14px;margin-top:5px;}
.bullet-list li strong{color:var(--ink);font-weight:600;}

/* ---------- 提醒卡片列 ---------- */
.remind-list{display:grid;gap:12px;margin-top:22px;}
.remind-item{
  display:flex;gap:14px;align-items:flex-start;
  background:var(--card);border:1px solid var(--line);border-radius:var(--r-card);
  padding:16px 18px;box-shadow:var(--sh-1);
  transition:transform .25s var(--ease), box-shadow .25s var(--ease), border-color .25s var(--ease);
}
.remind-item:hover{transform:translateY(-2px);box-shadow:var(--sh-2);border-color:rgba(62,142,110,.5);}
.remind-icon{
  width:38px;height:38px;flex:0 0 38px;border-radius:10px;
  display:inline-flex;align-items:center;justify-content:center;
  background:rgba(62,142,110,.12);color:var(--green);font-size:15px;
}
.remind-item h3{font-size:16.5px;margin-bottom:4px;}
.remind-item p{font-size:14.5px;color:var(--muted);margin:0;}

/* ---------- 数据卡 ---------- */
.data-band{
  background:var(--graphite);border-radius:var(--r-card);
  padding:clamp(28px,3.4vw,44px);color:rgba(255,255,255,.86);
}
.data-band h2{color:#fff;}
.data-band .band-note{font-size:15px;color:rgba(255,255,255,.68);margin-top:12px;max-width:640px;}
.data-grid{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:18px;margin-top:30px;}
.data-card{
  border:1px solid rgba(255,255,255,.16);border-radius:var(--r-card);
  padding:18px 18px 16px;background:rgba(255,255,255,.04);
  transition:background .25s var(--ease), transform .25s var(--ease);
}
.data-card:hover{background:rgba(255,255,255,.09);transform:translateY(-2px);}
.data-num{font-size:clamp(24px,2.6vw,32px);font-weight:700;color:#fff;line-height:1.2;}
.data-num span{font-size:13.5px;font-weight:500;color:rgba(255,255,255,.66);margin-left:4px;}
.data-cap{font-size:13.5px;color:rgba(255,255,255,.7);margin-top:8px;}

/* ---------- 场景标签 ---------- */
.scene-row{display:flex;flex-wrap:wrap;gap:10px;margin-top:22px;}
.tag{
  display:inline-flex;align-items:center;gap:7px;
  padding:8px 16px;border-radius:var(--r-pill);
  background:rgba(62,142,110,.1);border:1px solid rgba(62,142,110,.28);
  color:var(--green);font-size:14px;
  transition:background .22s var(--ease), transform .22s var(--ease);
}
.tag:hover{background:rgba(62,142,110,.2);transform:translateY(-1px);}
.tag i{font-size:12px;color:var(--mint);}
.section-head{display:flex;align-items:flex-end;justify-content:space-between;gap:24px;flex-wrap:wrap;}
.section-head .lead{font-size:15.5px;color:var(--muted);max-width:560px;margin-top:12px;}

/* ---------- 流程 ---------- */
.steps{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:22px;margin-top:34px;}
.step{position:relative;padding-top:22px;border-top:2px solid var(--line);}
.step::before{content:"";position:absolute;top:-2px;left:0;width:44px;height:2px;background:var(--orange);}
.step-num{
  font-size:26px;font-weight:700;color:transparent;
  -webkit-text-stroke:1.2px rgba(18,58,50,.5);letter-spacing:.02em;line-height:1;
}
.step h3{font-size:17px;margin:12px 0 8px;}
.step p{font-size:14.5px;color:var(--muted);}
.step i.step-icon{color:var(--mint);font-size:18px;margin-top:14px;display:inline-block;}

/* ---------- FAQ ---------- */
.faq-list{margin-top:28px;border-top:1px solid var(--line);}
.faq-item{border-bottom:1px solid var(--line);}
.faq-q{
  width:100%;display:flex;align-items:flex-start;justify-content:space-between;gap:20px;
  padding:20px 4px;text-align:left;font-size:16.5px;font-weight:600;color:var(--ink);
  transition:color .2s var(--ease);
}
.faq-q:hover{color:var(--green);}
.faq-q .faq-mark{
  flex:0 0 22px;width:22px;height:22px;margin-top:4px;position:relative;
  transition:transform .22s var(--ease);
}
.faq-q .faq-mark::before,.faq-q .faq-mark::after{
  content:"";position:absolute;left:50%;top:50%;background:var(--orange);border-radius:2px;
  transform:translate(-50%,-50%);
}
.faq-q .faq-mark::before{width:14px;height:2px;}
.faq-q .faq-mark::after{width:2px;height:14px;}
.faq-item.is-open .faq-mark{transform:rotate(45deg);}
.faq-a{max-height:0;overflow:hidden;transition:max-height .22s var(--ease);}
.faq-a p{padding:0 4px 22px;font-size:15.5px;color:var(--text);max-width:760px;}

/* ---------- CTA ---------- */
.cta-band{
  background:var(--green);border-radius:var(--r-card);
  padding:clamp(30px,3.6vw,52px);color:rgba(255,255,255,.86);
}
.cta-grid{display:grid;grid-template-columns:1fr 1fr;gap:clamp(30px,4vw,56px);align-items:start;}
.cta-band h2{color:#fff;}
.cta-band .cta-lead{margin-top:14px;font-size:15.5px;color:rgba(255,255,255,.78);max-width:520px;}
.cta-points{margin-top:24px;display:grid;gap:12px;}
.cta-points li{display:flex;gap:11px;align-items:flex-start;font-size:15px;color:rgba(255,255,255,.85);}
.cta-points li i{color:var(--orange);margin-top:5px;}
.contact-form{
  background:rgba(255,255,255,.06);border:1px solid rgba(255,255,255,.18);
  border-radius:var(--r-card);padding:24px;
}
.field{margin-bottom:14px;}
.field label{display:block;font-size:13.5px;color:rgba(255,255,255,.78);margin-bottom:7px;}
.field input,.field select,.field textarea{
  width:100%;padding:12px 14px;border-radius:var(--r-btn);
  border:1px solid rgba(255,255,255,.24);background:rgba(255,255,255,.96);
  color:var(--ink);font-size:15px;transition:border-color .2s var(--ease), box-shadow .2s var(--ease);
}
.field textarea{min-height:86px;resize:vertical;line-height:1.7;}
.field input:focus,.field select:focus,.field textarea:focus{
  outline:none;border-color:var(--orange);box-shadow:0 0 0 3px rgba(244,96,43,.25);
}
.form-note{font-size:12.5px;color:rgba(255,255,255,.6);margin-top:10px;}
.form-msg{
  display:none;margin-top:12px;padding:10px 14px;border-radius:var(--r-btn);
  background:rgba(62,142,110,.25);border:1px solid rgba(62,142,110,.55);
  color:#fff;font-size:14px;
}
.form-msg.is-on{display:block;}
.cta-band .btn-primary{width:100%;margin-top:4px;}

/* ---------- 页脚 ---------- */
.site-footer{background:var(--graphite);color:rgba(255,255,255,.72);padding:clamp(48px,5vw,72px) 0 0;}
.footer-grid{display:grid;grid-template-columns:1.4fr 1fr 1fr 1.1fr;gap:36px;}
.footer-brand{display:flex;align-items:center;gap:11px;color:#fff;font-weight:700;font-size:16.5px;margin-bottom:14px;}
.footer-brand .brand-mark{background:rgba(255,255,255,.1);color:#fff;}
.footer-about{font-size:14.5px;color:rgba(255,255,255,.62);max-width:340px;line-height:1.8;}
.footer-social{display:flex;gap:12px;margin-top:20px;}
.footer-social a{
  width:36px;height:36px;border-radius:10px;display:inline-flex;align-items:center;justify-content:center;
  border:1px solid rgba(255,255,255,.2);color:rgba(255,255,255,.8);font-size:14px;
  transition:background .22s var(--ease), color .22s var(--ease), transform .22s var(--ease);
}
.footer-social a:hover{background:rgba(244,96,43,.9);color:#fff;border-color:transparent;transform:translateY(-2px);}
.footer-title{color:#fff;font-size:15px;font-weight:600;margin-bottom:16px;}
.footer-list li{margin-bottom:10px;font-size:14.5px;}
.footer-list a{color:rgba(255,255,255,.68);transition:color .2s var(--ease), padding-left .2s var(--ease);}
.footer-list a:hover{color:#fff;padding-left:4px;}
.footer-contact li{display:flex;gap:10px;align-items:flex-start;font-size:14.5px;color:rgba(255,255,255,.68);margin-bottom:12px;}
.footer-contact i{color:var(--mint);margin-top:5px;}
.footer-bottom{
  margin-top:clamp(36px,4vw,54px);padding:20px 0;border-top:1px solid rgba(255,255,255,.12);
  display:flex;align-items:center;justify-content:space-between;gap:16px;flex-wrap:wrap;
  font-size:13.5px;color:rgba(255,255,255,.5);
}

/* ---------- 动效 ---------- */
.reveal{opacity:0;transform:translateY(12px);transition:opacity .6s var(--ease), transform .6s var(--ease);}
.reveal.is-visible{opacity:1;transform:none;}

/* ---------- 响应式 ---------- */
@media (max-width:1023px){
  .nav-toggle{display:inline-flex;}
  .nav-list{
    position:fixed;top:0;right:0;bottom:0;width:min(86vw,340px);
    background:#fff;flex-direction:column;align-items:stretch;gap:2px;
    padding:92px 22px 32px;z-index:60;
    transform:translateX(102%);transition:transform .28s var(--ease);
    box-shadow:-24px 0 60px -30px rgba(16,20,19,.5);
  }
  body.nav-open .nav-list{transform:translateX(0);}
  body.nav-open::after{content:"";position:fixed;inset:0;background:rgba(16,20,19,.45);z-index:40;}
  .nav-link{display:block;padding:14px 12px;font-size:16px;min-height:48px;border-radius:10px;}
  .nav-link::after{display:none;}
  .nav-link.is-active{background:rgba(244,96,43,.1);color:var(--green);}
  .nav-actions .btn-primary{padding:11px 18px;}
  .topbar-note{display:none;}
  .anchor-layout{grid-template-columns:1fr;}
  .anchor-nav{position:static;padding:16px;}
  .anchor-nav ul{display:flex;flex-wrap:wrap;gap:8px;}
  .anchor-title{width:100%;margin-bottom:10px;padding-bottom:10px;}
  .anchor-link{border-left:0;border:1px solid var(--line);border-radius:var(--r-pill);padding:7px 14px;font-size:13.5px;}
  .anchor-link.is-active{border-color:rgba(244,96,43,.5);}
  .anchor-cta{display:none;}
  .feature-row{grid-template-columns:1fr;gap:24px;}
  .feature-row.is-flip .feature-media{order:0;}
  .data-grid{grid-template-columns:repeat(2,minmax(0,1fr));}
  .steps{grid-template-columns:repeat(2,minmax(0,1fr));}
  .cta-grid{grid-template-columns:1fr;}
  .footer-grid{grid-template-columns:1fr 1fr;gap:30px;}
}
@media (max-width:767px){
  .brand-text{font-size:15.5px;}
  .page-hero-inner{padding-top:40px;padding-bottom:44px;}
  .hero-actions .btn{width:100%;}
  .hero-stats{grid-template-columns:1fr;gap:16px;padding-top:22px;margin-top:32px;}
  .data-grid{grid-template-columns:1fr;}
  .steps{grid-template-columns:1fr;}
  .footer-grid{grid-template-columns:1fr;}
  .footer-bottom{flex-direction:column;align-items:flex-start;}
  .faq-q{font-size:15.5px;}
}
@media (max-width:520px){
  .grid-container{padding-left:16px;padding-right:16px;}
  .topbar-inner{justify-content:space-between;gap:10px;font-size:12.5px;}
  .topbar-domain{font-size:12px;}
  .nav-bar{min-height:66px;gap:12px;}
  .nav-actions .btn-primary{padding:9px 14px;font-size:14px;}
  body{font-size:16px;}
}
@media (prefers-reduced-motion:reduce){
  *{transition:none !important;animation:none !important;scroll-behavior:auto !important;}
  .reveal{opacity:1;transform:none;}
}

/* roulang page: category2 */
:root{
  --brand:#123A32;
  --brand-deep:#0D2B25;
  --accent:#F4602B;
  --accent-dark:#DB4E1C;
  --mint:#3E8E6E;
  --bg:#F6F4EF;
  --card:#FFFFFF;
  --line:#E4E0D6;
  --ink:#101413;
  --ink-2:#3A423F;
  --ink-3:#6A736F;
  --graphite:#14181A;
  --r-card:14px;
  --r-img:12px;
  --r-btn:10px;
  --sh-1:0 1px 2px rgba(16,20,19,.06),0 12px 28px -18px rgba(16,20,19,.26);
  --sh-2:0 2px 4px rgba(16,20,19,.08),0 20px 42px -18px rgba(16,20,19,.34);
  --ease:cubic-bezier(.22,.61,.36,1);
  --font:"PingFang SC","Hiragino Sans GB","Source Han Sans SC","Noto Sans SC","Microsoft YaHei",system-ui,-apple-system,"Segoe UI",sans-serif;
}
*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%}
body{
  margin:0;
  background:var(--bg);
  color:var(--ink-2);
  font-family:var(--font);
  font-size:16px;
  line-height:1.85;
  -webkit-font-smoothing:antialiased;
  font-variant-numeric:tabular-nums;
}
img{max-width:100%;height:auto;display:block}
a{color:inherit;text-decoration:none;transition:color .18s var(--ease)}
a:focus-visible,button:focus-visible,summary:focus-visible,input:focus-visible,select:focus-visible,textarea:focus-visible{
  outline:2px solid var(--accent);outline-offset:2px;border-radius:6px;
}
h1,h2,h3,h4{color:var(--ink);font-weight:700;line-height:1.28;letter-spacing:-.01em;margin:0 0 14px}
h1{font-size:clamp(30px,4.4vw,52px);letter-spacing:-.02em;line-height:1.18}
h2{font-size:clamp(24px,2.9vw,36px)}
h3{font-size:clamp(18px,1.7vw,22px)}
p{margin:0 0 14px}
ul{margin:0;padding:0;list-style:none}
.grid-container{max-width:1200px;padding-left:24px;padding-right:24px;margin:0 auto}
.eyebrow{
  display:inline-flex;align-items:center;gap:8px;
  font-size:13px;font-weight:600;letter-spacing:.06em;
  color:var(--mint);background:rgba(62,142,110,.1);
  border:1px solid rgba(62,142,110,.22);
  padding:5px 14px;border-radius:999px;margin-bottom:16px;
}
.section{padding:96px 0}
.section--tight{padding:72px 0}
.section--alt{background:#FFFFFF}
.section-head{max-width:760px;margin-bottom:48px}
.section-head p{color:var(--ink-3);font-size:16.5px;margin:0}
.section-head--center{margin-left:auto;margin-right:auto;text-align:center}

/* ---------- 顶部信息条 ---------- */
.topbar{background:var(--brand);color:rgba(255,255,255,.88);font-size:13px}
.topbar-inner{display:flex;align-items:center;justify-content:space-between;gap:18px;min-height:38px}
.topbar-domain{display:inline-flex;align-items:center;gap:8px;letter-spacing:.02em}
.topbar-domain i{font-size:12px;color:var(--mint)}
.topbar-note{color:rgba(255,255,255,.72)}
.topbar-cta{
  display:inline-flex;align-items:center;gap:6px;
  padding:4px 14px;border-radius:999px;font-size:12.5px;font-weight:600;
  background:var(--accent);color:#fff;transition:background .2s var(--ease),transform .2s var(--ease);
}
.topbar-cta:hover{background:var(--accent-dark);color:#fff;transform:translateY(-1px)}

/* ---------- 主导航 ---------- */
.site-header{
  position:sticky;top:0;z-index:60;
  background:rgba(255,255,255,.97);
  border-bottom:1px solid var(--line);
  backdrop-filter:saturate(160%) blur(8px);
  transition:box-shadow .25s var(--ease);
}
.site-header.is-stuck{box-shadow:0 10px 28px -20px rgba(16,20,19,.6)}
.nav-bar{display:flex;align-items:center;justify-content:space-between;gap:24px;min-height:72px;background:none;padding:0;flex-wrap:nowrap}
.brand{display:inline-flex;align-items:center;gap:11px;color:var(--brand);font-weight:700;font-size:18px;letter-spacing:-.01em;flex:0 0 auto}
.brand-mark{display:inline-flex;width:34px;height:34px;color:var(--brand);flex:0 0 auto}
.brand-mark svg{width:100%;height:100%}
.brand-text{white-space:nowrap}
.nav-list{display:flex;align-items:center;gap:4px;margin:0;padding:0;list-style:none}
.nav-link{
  position:relative;display:inline-block;padding:10px 15px;border-radius:8px;
  font-size:15px;font-weight:500;color:var(--ink-2);white-space:nowrap;
}
.nav-link::after{
  content:"";position:absolute;left:15px;right:15px;bottom:5px;height:2px;
  background:var(--accent);border-radius:2px;
  transform:scaleX(0);transform-origin:left;transition:transform .18s var(--ease);
}
.nav-link:hover{color:var(--brand);background:rgba(18,58,50,.05)}
.nav-link:hover::after{transform:scaleX(1)}
.nav-link.is-active{color:var(--brand);font-weight:600}
.nav-link.is-active::after{transform:scaleX(1)}
.nav-actions{display:flex;align-items:center;gap:12px;flex:0 0 auto}
.nav-toggle{
  display:none;align-items:center;justify-content:center;
  width:42px;height:42px;border-radius:var(--r-btn);
  border:1px solid var(--line);background:#fff;color:var(--brand);
  font-size:17px;cursor:pointer;transition:background .2s var(--ease),border-color .2s var(--ease);
}
.nav-toggle:hover{background:rgba(18,58,50,.06);border-color:var(--mint)}
.nav-scrim{display:none;position:fixed;inset:0;background:rgba(16,20,19,.45);z-index:50}
.nav-scrim.is-open{display:block}

/* ---------- 按钮 ---------- */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:9px;
  padding:13px 24px;border-radius:var(--r-btn);border:1px solid transparent;
  font-size:15px;font-weight:600;font-family:inherit;cursor:pointer;
  transition:background .2s var(--ease),color .2s var(--ease),border-color .2s var(--ease),transform .2s var(--ease),box-shadow .2s var(--ease);
}
.btn-primary{background:var(--accent);color:#fff;box-shadow:0 12px 24px -14px rgba(244,96,43,.9)}
.btn-primary:hover{background:var(--accent-dark);color:#fff;transform:translateY(-2px);box-shadow:0 16px 30px -14px rgba(244,96,43,.95)}
.btn-outline{background:#fff;border-color:var(--line);color:var(--ink)}
.btn-outline:hover{border-color:var(--mint);color:var(--brand);transform:translateY(-2px);box-shadow:var(--sh-1)}
.btn-ghost-light{background:transparent;border-color:rgba(255,255,255,.55);color:#fff}
.btn-ghost-light:hover{background:rgba(255,255,255,.12);border-color:#fff;color:#fff;transform:translateY(-2px)}
.btn-block{width:100%}
.btn-sm{padding:9px 18px;font-size:14px}

/* ---------- 分类 Hero ---------- */
.page-hero{
  position:relative;overflow:hidden;color:#fff;
  padding:104px 0 88px;
  background:var(--brand-deep) url("/assets/images/backpic/back-2.png") center/cover no-repeat;
}
.page-hero::before{content:"";position:absolute;inset:0;background:linear-gradient(180deg,rgba(13,43,37,.78),rgba(13,43,37,.62) 55%,rgba(13,43,37,.8))}
.page-hero .grid-container{position:relative;z-index:2}
.hero-crumb{font-size:13px;color:rgba(255,255,255,.72);margin-bottom:18px}
.hero-crumb a{color:rgba(255,255,255,.82);border-bottom:1px solid rgba(255,255,255,.3);padding-bottom:1px}
.hero-crumb a:hover{color:#fff;border-color:var(--accent)}
.hero-crumb span{margin:0 8px;opacity:.6}
.page-hero h1{color:#fff;max-width:900px;margin-bottom:18px}
.page-hero h1 em{font-style:normal;color:var(--accent)}
.hero-lead{max-width:740px;font-size:17px;color:rgba(255,255,255,.86);margin-bottom:30px}
.hero-actions{display:flex;flex-wrap:wrap;gap:14px;margin-bottom:44px}
.hero-stats{display:flex;flex-wrap:wrap;gap:14px 52px;padding-top:28px;border-top:1px solid rgba(255,255,255,.16)}
.hero-stat b{display:block;font-size:26px;font-weight:700;color:#fff;letter-spacing:-.01em;line-height:1.3}
.hero-stat b small{font-size:14px;font-weight:600;margin-left:2px;color:rgba(255,255,255,.7)}
.hero-stat span{font-size:13px;color:rgba(255,255,255,.66)}

/* ---------- 标签条 ---------- */
.chip-strip{background:#fff;border-bottom:1px solid var(--line);position:relative;z-index:3}
.chip-strip-inner{display:flex;align-items:center;gap:10px;padding:16px 24px;max-width:1200px;margin:0 auto;overflow-x:auto;scrollbar-width:none}
.chip-strip-inner::-webkit-scrollbar{display:none}
.chip-strip-label{font-size:13px;color:var(--ink-3);white-space:nowrap;flex:0 0 auto;margin-right:4px}
.chip{
  display:inline-flex;align-items:center;gap:7px;flex:0 0 auto;
  padding:8px 16px;border-radius:999px;font-size:14px;font-weight:500;
  background:var(--bg);border:1px solid var(--line);color:var(--ink-2);
  transition:all .2s var(--ease);white-space:nowrap;
}
.chip i{font-size:12px;color:var(--mint)}
.chip:hover{background:rgba(62,142,110,.1);border-color:var(--mint);color:var(--brand);transform:translateY(-1px)}

/* ---------- 双列网格卡片 ---------- */
.venue-grid{margin-top:0}
.venue-card{
  background:var(--card);border:1px solid var(--line);border-radius:var(--r-card);
  padding:22px;height:100%;display:flex;flex-direction:column;
  box-shadow:var(--sh-1);transition:transform .3s var(--ease),box-shadow .3s var(--ease),border-color .3s var(--ease);
}
.venue-card:hover{transform:translateY(-2px);box-shadow:var(--sh-2);border-color:rgba(62,142,110,.4)}
.venue-figure{border-radius:var(--r-img);overflow:hidden;aspect-ratio:16/9;background:#EDEAE2;margin-bottom:18px}
.venue-figure img{width:100%;height:100%;object-fit:cover;transition:transform .6s var(--ease)}
.venue-card:hover .venue-figure img{transform:scale(1.03)}
.venue-tags{display:flex;flex-wrap:wrap;gap:8px;margin-bottom:12px}
.tag{
  display:inline-flex;align-items:center;gap:6px;
  font-size:12.5px;font-weight:600;padding:4px 12px;border-radius:999px;
  background:rgba(62,142,110,.12);color:#2F7256;
}
.tag--accent{background:rgba(244,96,43,.12);color:#C2451A}
.venue-card h3{margin-bottom:8px}
.venue-card p{font-size:15px;color:var(--ink-3);margin-bottom:14px}
.venue-spec{display:flex;flex-wrap:wrap;gap:8px 22px;padding:14px 0;border-top:1px dashed var(--line);margin-bottom:16px}
.venue-spec li{font-size:13.5px;color:var(--ink-2);display:inline-flex;align-items:center;gap:7px}
.venue-spec i{color:var(--mint);font-size:12px}
.venue-card .card-link{
  margin-top:auto;display:inline-flex;align-items:center;gap:8px;
  font-size:14.5px;font-weight:600;color:var(--brand);
}
.venue-card .card-link i{transition:transform .25s var(--ease)}
.venue-card .card-link:hover{color:var(--accent)}
.venue-card .card-link:hover i{transform:translateX(4px)}

/* ---------- 图文交替 ---------- */
.rows-wrap{background:#fff;border-top:1px solid var(--line);border-bottom:1px solid var(--line)}
.split-row{align-items:center}
.split-row + .split-row{margin-top:0}
.split-media{border-radius:var(--r-img);overflow:hidden;border:1px solid var(--line);background:#EDEAE2}
.split-media img{width:100%;aspect-ratio:4/3;object-fit:cover}
.split-body h3{margin-bottom:12px}
.split-body p{color:var(--ink-3);font-size:16px}
.check-list{margin-top:18px;display:grid;gap:10px}
.check-list li{display:flex;gap:10px;font-size:15px;color:var(--ink-2)}
.check-list i{color:var(--mint);margin-top:6px;font-size:13px;flex:0 0 auto}
.mini-facts{display:flex;flex-wrap:wrap;gap:12px;margin-top:22px}
.mini-fact{
  flex:1 1 140px;background:var(--bg);border:1px solid var(--line);border-radius:var(--r-card);
  padding:14px 16px;
}
.mini-fact b{display:block;font-size:20px;color:var(--brand);font-weight:700;line-height:1.4}
.mini-fact span{font-size:13px;color:var(--ink-3)}

/* ---------- 流程 ---------- */
.flow-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:0;margin-top:8px}
.flow-step{position:relative;padding:26px 26px 26px 0}
.flow-step::before{
  content:"";position:absolute;top:44px;left:0;right:26px;height:1px;
  background:repeating-linear-gradient(90deg,var(--line) 0 8px,transparent 8px 16px);
}
.flow-num{
  position:relative;z-index:2;display:inline-flex;align-items:center;justify-content:center;
  width:56px;height:56px;border-radius:50%;background:#fff;
  border:1px solid var(--line);color:var(--brand);
  font-size:19px;font-weight:700;letter-spacing:-.02em;margin-bottom:18px;
}
.flow-step:hover .flow-num{border-color:var(--accent);color:var(--accent)}
.flow-step h3{font-size:18px;margin-bottom:8px}
.flow-step p{font-size:14.5px;color:var(--ink-3);margin:0;max-width:250px}
.flow-step .flow-icon{display:block;font-size:20px;color:var(--mint);margin-bottom:14px}

/* ---------- 适用场景 ---------- */
.scene-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:22px}
.scene-card{
  background:#fff;border:1px solid var(--line);border-radius:var(--r-card);
  padding:26px;display:flex;gap:18px;align-items:flex-start;
  transition:transform .3s var(--ease),box-shadow .3s var(--ease),border-color .3s var(--ease);
}
.scene-card:hover{transform:translateY(-2px);box-shadow:var(--sh-2);border-color:rgba(62,142,110,.4)}
.scene-icon{
  flex:0 0 auto;width:48px;height:48px;border-radius:12px;
  display:inline-flex;align-items:center;justify-content:center;
  background:rgba(18,58,50,.06);color:var(--brand);font-size:19px;
}
.scene-card h3{font-size:18px;margin-bottom:8px}
.scene-card p{font-size:14.5px;color:var(--ink-3);margin:0}

/* ---------- 数据带 ---------- */
.metric-band{background:var(--brand);color:rgba(255,255,255,.86);border-radius:0;padding:60px 0}
.metric-band h2{color:#fff}
.metric-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:28px;margin-top:34px}
.metric{padding-top:20px;border-top:1px solid rgba(255,255,255,.18)}
.metric b{display:block;font-size:34px;font-weight:700;color:#fff;line-height:1.25;letter-spacing:-.02em}
.metric b small{font-size:15px;font-weight:600;margin-left:2px;color:rgba(255,255,255,.66)}
.metric span{display:block;font-size:14px;color:rgba(255,255,255,.72);margin-top:6px}

/* ---------- FAQ ---------- */
.faq-wrap{max-width:900px;margin:0 auto}
.faq-item{
  background:#fff;border:1px solid var(--line);border-radius:var(--r-card);
  margin-bottom:14px;overflow:hidden;transition:border-color .25s var(--ease),box-shadow .25s var(--ease);
}
.faq-item:hover{border-color:rgba(62,142,110,.4)}
.faq-item[open]{box-shadow:var(--sh-1);border-color:rgba(62,142,110,.45)}
.faq-item summary{
  list-style:none;cursor:pointer;display:flex;align-items:center;justify-content:space-between;gap:18px;
  padding:20px 24px;font-size:16.5px;font-weight:600;color:var(--ink);
}
.faq-item summary::-webkit-details-marker{display:none}
.faq-item summary:hover{color:var(--brand)}
.faq-ind{
  flex:0 0 auto;width:28px;height:28px;border-radius:50%;
  display:inline-flex;align-items:center;justify-content:center;
  background:rgba(62,142,110,.12);color:var(--mint);font-size:12px;
  transition:transform .22s var(--ease),background .22s var(--ease),color .22s var(--ease);
}
.faq-item[open] .faq-ind{transform:rotate(45deg);background:var(--accent);color:#fff}
.faq-body{padding:0 24px 22px;color:var(--ink-3);font-size:15.5px;max-width:760px}
.faq-body p:last-child{margin-bottom:0}

/* ---------- CTA 表单 ---------- */
.cta-band{background:var(--brand-deep);color:rgba(255,255,255,.86);padding:88px 0}
.cta-band h2{color:#fff}
.cta-band .cta-intro{color:rgba(255,255,255,.76);font-size:16.5px;max-width:560px}
.cta-list{display:grid;gap:12px;margin-top:26px}
.cta-list li{display:flex;gap:10px;font-size:15px;color:rgba(255,255,255,.84)}
.cta-list i{color:var(--accent);margin-top:6px;font-size:13px}
.cta-card{background:#fff;border-radius:var(--r-card);padding:30px;box-shadow:var(--sh-2)}
.cta-card h3{font-size:20px;margin-bottom:6px}
.cta-card .form-note{font-size:13.5px;color:var(--ink-3);margin-bottom:20px}
.field{margin-bottom:16px}
.field label{display:block;font-size:13.5px;font-weight:600;color:var(--ink);margin-bottom:7px}
.field input,.field select,.field textarea{
  width:100%;padding:12px 14px;border-radius:var(--r-btn);
  border:1px solid var(--line);background:#FBFAF7;color:var(--ink);
  font-family:inherit;font-size:15px;line-height:1.6;
  transition:border-color .2s var(--ease),background .2s var(--ease),box-shadow .2s var(--ease);
}
.field textarea{min-height:96px;resize:vertical}
.field input:hover,.field select:hover,.field textarea:hover{border-color:rgba(62,142,110,.5)}
.field input:focus,.field select:focus,.field textarea:focus{
  outline:none;border-color:var(--mint);background:#fff;box-shadow:0 0 0 3px rgba(62,142,110,.14);
}
.field-row{display:grid;grid-template-columns:1fr 1fr;gap:16px}
.form-tip{font-size:12.5px;color:var(--ink-3);margin:12px 0 0;text-align:center}

/* ---------- 页脚 ---------- */
.site-footer{background:var(--graphite);color:rgba(255,255,255,.74);padding:72px 0 0;font-size:14.5px}
.footer-grid{display:grid;grid-template-columns:1.6fr 1fr 1fr 1.2fr;gap:40px;padding-bottom:44px}
.footer-brand{display:flex;align-items:center;gap:11px;color:#fff;font-weight:700;font-size:17px;margin-bottom:16px}
.footer-brand .brand-mark{color:#fff;width:32px;height:32px;display:inline-flex}
.footer-brand .brand-mark svg{width:100%;height:100%}
.footer-about{font-size:14px;color:rgba(255,255,255,.62);max-width:340px;margin:0 0 20px}
.footer-social{display:flex;gap:12px}
.footer-social a{
  width:38px;height:38px;border-radius:10px;display:inline-flex;align-items:center;justify-content:center;
  border:1px solid rgba(255,255,255,.18);color:rgba(255,255,255,.8);font-size:15px;
  transition:all .2s var(--ease);
}
.footer-social a:hover{background:var(--accent);border-color:var(--accent);color:#fff;transform:translateY(-2px)}
.footer-title{color:#fff;font-size:14.5px;font-weight:600;margin-bottom:16px;letter-spacing:.02em}
.footer-list li{margin-bottom:11px}
.footer-list a{color:rgba(255,255,255,.68);font-size:14px;border-bottom:1px solid transparent;padding-bottom:1px;transition:all .2s var(--ease)}
.footer-list a:hover{color:#fff;border-color:var(--accent)}
.footer-contact li{display:flex;gap:11px;margin-bottom:13px;font-size:14px;color:rgba(255,255,255,.68)}
.footer-contact i{color:var(--mint);margin-top:5px;font-size:13px;flex:0 0 auto}
.footer-bottom{
  border-top:1px solid rgba(255,255,255,.1);
  padding:20px 0 24px;display:flex;flex-wrap:wrap;gap:10px 24px;
  justify-content:space-between;font-size:13px;color:rgba(255,255,255,.5);
}

/* ---------- 入场动效 ---------- */
.reveal{opacity:0;transform:translateY(12px);transition:opacity .6s var(--ease),transform .6s var(--ease)}
.reveal.is-visible{opacity:1;transform:none}

/* ---------- 响应式 ---------- */
@media (max-width:1199px){
  .grid-container{padding-left:22px;padding-right:22px}
  .section{padding:84px 0}
}
@media (max-width:1023px){
  .nav-toggle{display:inline-flex}
  .nav-list{
    position:fixed;top:0;right:0;bottom:0;width:min(86vw,360px);
    background:#fff;flex-direction:column;align-items:stretch;gap:0;
    padding:96px 22px 32px;transform:translateX(100%);
    transition:transform .28s var(--ease);
    box-shadow:-24px 0 48px -24px rgba(0,0,0,.5);z-index:80;overflow-y:auto;
  }
  .nav-list.is-open{transform:translateX(0)}
  .nav-list li{border-bottom:1px solid var(--line)}
  .nav-link{display:flex;align-items:center;min-height:52px;width:100%;border-radius:0;font-size:16px}
  .nav-link::after{display:none}
  .nav-link.is-active{color:var(--accent)}
  .nav-link:hover{background:rgba(18,58,50,.04)}
  .topbar-note{display:none}
  .page-hero{padding:76px 0 66px}
  .section{padding:68px 0}
  .section-head{margin-bottom:36px}
  .flow-grid{grid-template-columns:repeat(2,1fr);gap:8px 24px}
  .flow-step{padding-right:12px}
  .flow-step::before{display:none}
  .metric-grid{grid-template-columns:repeat(2,1fr);gap:24px}
  .footer-grid{grid-template-columns:1fr 1fr;gap:32px}
}
@media (max-width:767px){
  body{font-size:15.5px}
  .hero-stats{gap:14px 32px}
  .hero-stat b{font-size:22px}
  .split-row + .split-row{margin-top:0}
  .scene-grid{grid-template-columns:1fr}
  .field-row{grid-template-columns:1fr}
  .cta-band{padding:64px 0}
  .cta-card{padding:24px;margin-top:32px}
  .section{padding:56px 0}
  .page-hero{padding:64px 0 56px}
  .hero-actions .btn{flex:1 1 100%}
}
@media (max-width:519px){
  .grid-container{padding-left:16px;padding-right:16px}
  .topbar-inner{min-height:36px;justify-content:space-between}
  .topbar-domain{font-size:12px}
  .flow-grid{grid-template-columns:1fr}
  .metric-grid{grid-template-columns:1fr}
  .footer-grid{grid-template-columns:1fr;gap:28px}
  .footer-bottom{flex-direction:column;gap:6px;font-size:12.5px}
  .venue-card{padding:18px}
  .faq-item summary{padding:17px 18px;font-size:15.5px}
  .faq-body{padding:0 18px 18px}
}
@media (prefers-reduced-motion:reduce){
  *{animation:none !important;transition:none !important}
  .reveal{opacity:1;transform:none}
}