/* roulang page: index */
:root{
  --bg:#F2F6FA;
  --bg-soft:#E9F0F7;
  --card:#FFFFFF;
  --primary:#5A8FBC;
  --primary-soft:rgba(90,143,188,.12);
  --primary-ring:rgba(90,143,188,.18);
  --deep:#173F5F;
  --deep-2:#1d4e77;
  --gold:#BC9A6C;
  --heading:#1F2B38;
  --text:#4A5560;
  --muted:#8494A6;
  --border:#D9E4EE;
  --radius-md:12px;
  --radius-lg:20px;
  --shadow-card:0 1px 3px rgba(23,63,95,.06), 0 10px 25px rgba(23,63,95,.06);
  --shadow-hover:0 12px 32px rgba(23,63,95,.14);
  --font:"PingFang SC","Microsoft YaHei","Noto Sans SC",system-ui,-apple-system,"Segoe UI",sans-serif;
}
*,*::before,*::after{box-sizing:border-box}
html{scroll-behavior:smooth}
body{
  margin:0;
  font-family:var(--font);
  font-size:16px;
  line-height:1.8;
  color:var(--text);
  background:var(--bg);
  -webkit-font-smoothing:antialiased;
}
h1,h2,h3,h4,h5,h6{
  color:var(--heading);
  line-height:1.3;
  margin:0 0 16px;
  font-weight:700;
}
p{margin:0 0 18px}
ul,ol{margin:0;padding:0;list-style:none}
a{color:inherit;text-decoration:none;transition:color .2s, box-shadow .2s, background .2s, border-color .2s, transform .2s}
img{display:block;max-width:100%;height:auto}
input,button,select,textarea{
  font-family:inherit;
  font-size:1rem;
  line-height:1.5;
}
a:focus-visible,button:focus-visible,input:focus-visible,textarea:focus-visible{
  outline:3px solid var(--primary-ring);
  outline-offset:2px;
}
.container{
  width:min(1200px,92%);
  margin-inline:auto;
}
section{position:relative}
.section-padding{padding:96px 0}
.section-center .section-head{text-align:center;margin-inline:auto}
.section-head{
  max-width:720px;
  margin-bottom:48px;
}
.sec-tag{
  display:inline-flex;
  align-items:center;
  gap:6px;
  background:var(--primary-soft);
  color:#3f7199;
  font-size:13px;
  font-weight:600;
  padding:6px 14px;
  border-radius:999px;
  letter-spacing:.3px;
}
.section-head h2{
  font-size:clamp(26px, 3.2vw, 36px);
  margin:14px 0 12px;
  letter-spacing:-.5px;
}
.section-head p{
  font-size:17px;
  color:var(--text);
}
.section-center .section-head p{margin-inline:auto}
.section-center .sec-tag{margin-inline:auto}
/* buttons */
.btn{
  display:inline-flex;
  align-items:center;
  justify-content:center;
  gap:8px;
  border:1px solid transparent;
  border-radius:999px;
  padding:12px 28px;
  font-weight:600;
  font-size:15px;
  line-height:1.4;
  cursor:pointer;
  transition:all .22s ease;
  text-align:center;
}
.btn-lg{padding:15px 36px;font-size:16px}
.btn-sm{padding:8px 20px;font-size:14px}
.btn-primary{background:var(--deep);color:#fff;box-shadow:0 8px 22px rgba(23,63,95,.25)}
.btn-primary:hover{background:var(--deep-2);transform:translateY(-2px);box-shadow:0 12px 28px rgba(23,63,95,.3)}
.btn-outline{border-color:rgba(23,63,95,.32);color:var(--deep);background:rgba(255,255,255,.55)}
.btn-outline:hover{background:var(--deep);color:#fff;border-color:var(--deep)}
.btn-light{background:#fff;color:var(--deep)}
.btn-light:hover{background:#e8f0f7;color:var(--deep);transform:translateY(-2px)}
/* header nav */
.site-header{
  position:fixed;
  top:16px;
  left:50%;
  transform:translateX(-50%);
  width:min(1240px, calc(100% - 30px));
  z-index:200;
}
.nav-capsule{
  display:flex;
  align-items:center;
  gap:26px;
  background:rgba(255,255,255,.82);
  border:1px solid rgba(90,143,188,.16);
  border-radius:60px;
  padding:12px 20px 12px 28px;
  box-shadow:0 6px 26px rgba(23,63,95,.08);
  backdrop-filter:blur(14px);
  -webkit-backdrop-filter:blur(14px);
  transition:padding .3s, box-shadow .3s;
}
.site-header.scrolled .nav-capsule{
  padding-top:9px;
  padding-bottom:9px;
  box-shadow:0 12px 34px rgba(23,63,95,.12);
}
.brand{
  font-size:19px;
  color:var(--deep);
  font-weight:800;
  letter-spacing:.2px;
  white-space:nowrap;
  display:inline-flex;
  align-items:center;
  gap:8px;
}
.brand .brand-mark{
  width:9px;height:9px;border-radius:50%;
  background:var(--gold);
  box-shadow:0 0 0 4px rgba(188,154,108,.2);
  flex:0 0 auto;
}
.primary-nav{flex:1}
.primary-nav ul{display:flex;justify-content:center;gap:4px}
.primary-nav a{
  display:inline-flex;
  align-items:center;
  height:42px;
  padding:0 16px;
  border-radius:999px;
  color:var(--heading);
  font-size:15px;
  font-weight:500;
  border:1px solid transparent;
}
.primary-nav a:hover{background:var(--primary-soft);color:var(--deep)}
.primary-nav a.is-active{background:var(--deep);color:#fff;box-shadow:0 6px 16px rgba(23,63,95,.18)}
.nav-actions{display:flex;align-items:center;gap:12px;flex:0 0 auto}
.nav-toggle{
  width:42px;height:42px;
  border-radius:50%;
  display:none;
  align-items:center;
  justify-content:center;
  background:var(--primary-soft);
  color:var(--deep);
  border:0;
  cursor:pointer;
  font-size:18px;
}
/* hero */
.hero{
  padding-top:150px;
  padding-bottom:0;
  background:
    radial-gradient(circle at 80% 20%, rgba(90,143,188,.16), transparent 34%),
    radial-gradient(circle at 12% 80%, rgba(188,154,108,.13), transparent 30%),
    var(--bg);
  overflow:hidden;
}
.hero-inner{
  display:grid;
  grid-template-columns:minmax(0, 1.05fr) minmax(0,.95fr);
  gap:60px;
  align-items:center;
  min-height:calc(100vh - 130px);
  padding-bottom:40px;
}
.hero-copy{max-width:590px}
.hero-pill{
  display:inline-flex;
  align-items:center;
  gap:8px;
  background:var(--card);
  border:1px solid var(--border);
  border-radius:999px;
  padding:8px 18px;
  font-size:13px;
  font-weight:600;
  color:var(--primary);
  box-shadow:var(--shadow-card);
  margin-bottom:24px;
}
.hero-pill .dot{
  width:8px;height:8px;
  border-radius:50%;
  background:#55b685;
  box-shadow:0 0 0 4px rgba(85,182,133,.14);
}
.hero h1{
  font-size:clamp(34px, 4.8vw, 54px);
  line-height:1.15;
  letter-spacing:-1px;
  margin-bottom:20px;
  color:var(--deep);
}
.hero-subtitle{
  font-size:18px;
  line-height:1.9;
  color:var(--text);
  margin-bottom:32px;
}
.hero-actions{display:flex;flex-wrap:wrap;gap:14px;margin-bottom:36px}
.hero-trust{
  display:flex;
  flex-wrap:wrap;
  gap:12px 22px;
  padding-top:22px;
  border-top:1px solid var(--border);
}
.hero-trust li{display:flex;align-items:center;gap:8px;color:var(--muted);font-size:13.5px}
.hero-trust i{color:var(--gold);font-size:15px}
.hero-visual{
  position:relative;
}
.browser-card{
  background:#fff;
  border:1px solid var(--border);
  border-radius:20px;
  overflow:hidden;
  box-shadow:0 28px 70px rgba(23,63,95,.14);
  transform:rotate(.6deg);
}
.browser-top{
  display:flex;
  align-items:center;
  gap:10px;
  padding:14px 18px;
  border-bottom:1px solid var(--border);
  background:#fafcfe;
}
.browser-top i{
  width:11px;height:11px;
  border-radius:50%;
  display:block;
  background:#d7dfe8;
}
.browser-top i:first-child{background:#f0a48e}
.browser-top i:nth-child(2){background:#e5c987}
.browser-top span{
  margin-left:10px;
  color:#a3b0c0;
  font-size:12px;
  background:#f2f5f8;
  padding:3px 12px;
  border-radius:999px;
}
.browser-card img{width:100%;aspect-ratio:16/10.5;object-fit:cover}
.float-card{
  position:absolute;
  left:-26px;
  bottom:-16px;
  background:rgba(255,255,255,.95);
  backdrop-filter:blur(8px);
  border:1px solid rgba(90,143,188,.18);
  border-radius:14px;
  box-shadow:var(--shadow-hover);
  padding:14px 18px;
  display:flex;
  align-items:center;
  gap:12px;
  max-width:250px;
}
.float-card .status{
  width:38px;height:38px;
  border-radius:12px;
  display:flex;
  align-items:center;
  justify-content:center;
  background:var(--primary-soft);
  color:var(--primary);
  font-size:18px;
  flex:0 0 auto;
}
.float-card strong{color:var(--heading);font-size:14.5px;display:block;line-height:1.35}
.float-card span{font-size:12.5px;color:var(--muted)}
/* services */
.service-section{background:var(--bg)}
.services-grid{
  display:grid;
  grid-template-columns:repeat(3, 1fr);
  gap:24px;
}
.service-card{
  background:var(--card);
  border:1px solid rgba(217,228,238,.8);
  border-radius:var(--radius-lg);
  padding:32px 30px 28px;
  box-shadow:var(--shadow-card);
  position:relative;
  transition:transform .25s, box-shadow .25s, border-color .25s;
}
.service-card:hover{
  transform:translateY(-4px);
  box-shadow:var(--shadow-hover);
  border-color:rgba(90,143,188,.4);
}
.service-icon{
  width:56px;height:56px;
  border-radius:18px;
  display:flex;
  align-items:center;
  justify-content:center;
  font-size:23px;
  color:#fff;
  background:linear-gradient(135deg, var(--primary), var(--deep));
  margin-bottom:22px;
  box-shadow:0 8px 18px rgba(90,143,188,.28);
}
.service-card h3{font-size:20px;margin-bottom:10px}
.service-card p{color:var(--text);font-size:14.5px;line-height:1.8;margin-bottom:18px}
.card-tag{
  display:inline-flex;
  background:var(--bg);
  color:var(--primary);
  border-radius:999px;
  padding:4px 12px;
  font-size:12.5px;
  font-weight:600;
  margin-bottom:16px;
}
.service-more{
  display:flex;
  align-items:center;
  gap:8px;
  color:var(--deep);
  font-size:14px;
  font-weight:600;
  margin-top:6px;
}
.service-more i{transition:transform .2s}
.service-card:hover .service-more i{transform:translateX(5px)}
/* stats */
.stats-section{
  background:linear-gradient(160deg, #edf3fa 0%, #dbe8f5 100%);
}
.stats-grid{
  display:grid;
  grid-template-columns:repeat(4,1fr);
  gap:30px;
}
.stats-item{
  background:rgba(255,255,255,.72);
  border:1px solid rgba(255,255,255,.95);
  border-radius:var(--radius-lg);
  text-align:center;
  padding:38px 18px;
  box-shadow:var(--shadow-card);
}
.stats-item strong{
  display:block;
  font-size:clamp(32px,4vw,48px);
  font-weight:800;
  color:var(--deep);
  line-height:1.2;
}
.stats-item .unit{font-size:17px;color:var(--primary);font-weight:600}
.stats-item p{color:var(--muted);font-size:14px;margin:8px 0 0}
/* news */
.news-section{background:#fff}
.news-empty{
  border:1.5px dashed var(--border);
  border-radius:var(--radius-lg);
  background:#fbfcfe;
  color:var(--muted);
  text-align:center;
  padding:60px 20px;
  font-size:15px;
}
.news-list{display:flex;flex-direction:column;gap:24px}
.news-card{
  display:grid;
  grid-template-columns:330px 1fr;
  background:var(--card);
  border:1px solid var(--border);
  border-radius:var(--radius-lg);
  overflow:hidden;
  box-shadow:var(--shadow-card);
  transition:transform .25s, box-shadow .25s;
}
.news-card:hover{transform:translateY(-3px);box-shadow:var(--shadow-hover)}
.news-media{overflow:hidden;display:block;position:relative}
.news-media img{width:100%;height:100%;object-fit:cover;min-height:220px;transition:transform .4s}
.news-card:hover .news-media img{transform:scale(1.04)}
.news-body{padding:30px 34px;display:flex;flex-direction:column;justify-content:center}
.news-body h3{font-size:21px;margin-bottom:12px;line-height:1.5}
.news-body h3 a{color:var(--heading)}
.news-body h3 a:hover{color:var(--primary)}
.news-body .summary{font-size:15px;color:var(--text);margin-bottom:18px}
.news-meta{display:flex;align-items:center;gap:14px;flex-wrap:wrap;margin-top:auto}
.badge-cat{
  background:var(--primary-soft);
  color:#3c6f99;
  font-size:12.5px;
  border-radius:999px;
  padding:3px 12px;
  font-weight:600;
}
.time-pill{
  background:var(--bg);
  border-radius:999px;
  font-size:13px;
  color:var(--muted);
  padding:3px 12px;
}
.news-more-link{margin-left:auto;font-size:13.5px;color:var(--deep);font-weight:600;display:inline-flex;align-items:center;gap:6px}
.news-more-link:hover{color:var(--primary)}
.news-side{
  display:flex;
  flex-direction:column;
  gap:0;
}
.news-row-item{
  display:flex;
  gap:18px;
  align-items:flex-start;
  background:transparent;
  border:0;
  border-bottom:1px solid var(--border);
  padding:22px 0;
}
.news-row-item:last-child{border-bottom:0;padding-bottom:8px}
.side-card{
  background:#fff;
  border:1px solid var(--border);
  border-radius:24px;
  box-shadow:var(--shadow-card);
  padding:28px;
}
.side-card h3{font-size:15px;color:var(--primary);font-weight:700;margin-bottom:6px}
.side-card h3 a:hover{color:var(--deep)}
.side-card p{font-size:13.5px;color:var(--muted);margin-bottom:10px;line-height:1.7}
/* works scenes*/
.work-section{
  background:var(--bg);
}
.work-section .section-head{max-width:none}
.scene-grid{
  display:grid;
  grid-template-columns:repeat(3,1fr);
  gap:26px;
}
.scene-card{
  background:var(--card);
  border:1px solid var(--border);
  border-radius:var(--radius-lg);
  overflow:hidden;
  box-shadow:var(--shadow-card);
  display:flex;
  flex-direction:column;
}
.scene-card figure{position:relative;overflow:hidden;margin:0;aspect-ratio:16/10;background:linear-gradient(145deg,#dfeaf4,#c2d6e8)}
.scene-card figure img{width:100%;height:100%;object-fit:cover;transition:transform .4s}
.scene-card:hover figure img{transform:scale(1.05)}
.scene-body{padding:25px 28px 28px;display:flex;flex-direction:column;gap:6px;flex:1}
.scene-body h3{font-size:20px;margin-bottom:6px}
.scene-body p{font-size:14.5px;line-height:1.8;margin-bottom:12px}
.scene-tags{display:flex;gap:8px;flex-wrap:wrap;margin-top:auto}
.hash-tag{
  background:var(--bg);
  color:var(--primary);
  font-size:12.5px;
  border-radius:999px;
  padding:4px 12px;
  font-weight:600;
}
/* process / dark */
.process-section{
  background:linear-gradient(150deg, var(--deep) 0%, #1d4e77 100%);
  color:#dce9f4;
}
.process-section .section-head h2{color:#fff}
.process-section .sec-tag{background:rgba(255,255,255,.14);color:#fff}
.process-section .section-head p{color:#b6cbdb}
.steps-grid{
  display:grid;
  grid-template-columns:repeat(4,1fr);
  gap:22px;
  counter-reset:step;
}
.step-item{
  background:rgba(255,255,255,.06);
  border:1px solid rgba(255,255,255,.12);
  border-radius:20px;
  padding:30px 24px;
  position:relative;
}
.step-item::before{
  counter-increment:step;
  content:"0" counter(step);
  font-size:14px;
  font-weight:700;
  color:var(--gold);
  letter-spacing:2px;
  display:block;
  margin-bottom:12px;
}
.step-item h3{color:#fff;font-size:18px;margin-bottom:10px}
.step-item p{color:#b6cbdb;font-size:14px;line-height:1.8;margin:0}
/* content info row */
.info-strip{
  margin-top:64px;
  display:grid;
  grid-template-columns:1.2fr .9fr;
  gap:34px;
  align-items:center;
  background:rgba(255,255,255,.07);
  border:1px solid rgba(255,255,255,.14);
  border-radius:24px;
  padding:36px;
}
.info-strip img{border-radius:16px;width:100%;aspect-ratio:16/9;object-fit:cover;box-shadow:0 18px 36px rgba(0,0,0,.16)}
.info-strip h3{color:#fff;font-size:24px;line-height:1.45}
.info-strip p{color:#c7d9e8;font-size:15px;line-height:1.9}
.info-strip .btn{margin-top:10px}
/* faq */
.faq-section{background:#f8fbfe}
.faq-layout{
  display:grid;
  grid-template-columns:.9fr 1.1fr;
  gap:60px;
  align-items:start;
}
.faq-intro-card{
  position:sticky;
  top:120px;
  background:#fff;
  border:1px solid var(--border);
  box-shadow:var(--shadow-card);
  border-radius:24px;
  padding:34px;
}
.faq-intro-card h3{font-size:22px;}
.faq-intro-card p{font-size:15px;}
.faq-intro-card .btn{margin-top:6px}
.faq-list{display:flex;flex-direction:column;gap:14px}
.faq-item{
  background:var(--card);
  border:1px solid var(--border);
  border-radius:16px;
  overflow:hidden;
  transition:border-color .25s, box-shadow .25s;
}
.faq-item.is-open{border-color:rgba(90,143,188,.42);box-shadow:var(--shadow-card)}
.faq-item.is-open{border-left:3px solid var(--primary)}
.faq-q button{
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:14px;
  width:100%;
  background:transparent;
  border:0;
  padding:20px 24px;
  font-size:16px;
  font-weight:600;
  color:var(--heading);
  text-align:left;
  cursor:pointer;
}
.faq-icon{
  width:30px;
  height:30px;
  flex:0 0 auto;
  border-radius:50%;
  background:var(--bg);
  color:var(--primary);
  position:relative;
}
.faq-icon::before,.faq-icon::after{content:"";position:absolute;left:50%;top:50%;width:12px;height:2px;background:currentColor;transform:translate(-50%,-50%);transition:transform .25s}
.faq-icon::after{transform:translate(-50%,-50%) rotate(90deg)}
.faq-item.is-open .faq-icon::after{transform:translate(-50%,-50%) rotate(0)}
.faq-a{
  display:grid;
  grid-template-rows:0fr;
  transition:grid-template-rows .3s ease;
}
.faq-item.is-open .faq-a{grid-template-rows:1fr}
.faq-a-inner{overflow:hidden}
.faq-a p{padding:0 24px 24px;margin:0;font-size:15px;color:var(--text);line-height:1.9}
/* contact cta */
.contact-section{
  background:linear-gradient(145deg,#edf2f8,#e2ecf5);
}
.contact-wrap{
  display:grid;
  grid-template-columns:1.06fr .94fr;
  gap:60px;
  align-items:center;
  background:var(--card);
  border-radius:26px;
  border:1px solid var(--border);
  box-shadow:0 18px 56px rgba(23,63,95,.1);
  padding:56px;
}
.contact-copy h2{font-size:clamp(26px,3vw,34px)}
.contact-copy p{font-size:16px}
.contact-features{display:flex;flex-direction:column;gap:18px;margin:24px 0}
.contact-features li{display:flex;gap:14px;align-items:flex-start}
.contact-features i{
  width:42px;height:42px;
  flex:0 0 auto;
  border-radius:13px;
  display:flex;
  align-items:center;
  justify-content:center;
  background:var(--primary-soft);
  color:var(--primary);
  font-size:17px;
  margin-top:2px;
}
.contact-features strong{color:var(--heading);display:block;font-size:15.5px}
.contact-features span{font-size:14px;color:var(--muted);line-height:1.7}
.contact-form-wrap{background:#fbfcfe;border:1px solid var(--border);border-radius:22px;padding:34px}
.contact-form-wrap h3{font-size:21px;margin-bottom:8px}
.contact-form-wrap .note{font-size:13px;color:var(--muted);margin-bottom:22px}
.form-item{margin-bottom:16px}
.form-row{display:grid;grid-template-columns:1fr 1fr;gap:14px}
.form-item label{font-size:13.5px;font-weight:600;color:var(--heading);display:block;margin-bottom:6px}
.form-item input,.form-item textarea{
  width:100%;
  background:#F8FAFC;
  border:1px solid #D4E0EC;
  border-radius:12px;
  padding:13px 16px;
  color:var(--heading);
  transition:border-color .2s,box-shadow .2s;
}
.form-item textarea{resize:vertical;min-height:100px}
.form-item input:focus,.form-item textarea:focus{
  outline:0;
  border-color:var(--primary);
  box-shadow:0 0 0 4px rgba(90,143,188,.15);
  background:#fff;
}
.form-success{
  display:none;
  background:#e9f7ef;
  color:#2c7a4b;
  border-radius:12px;
  font-size:14px;
  margin-top:14px;
  padding:10px 14px;
  text-align:center;
}
/* footer */
.site-footer{background:var(--deep);color:#b9cde0}
.footer-top{
  display:grid;
  grid-template-columns:1.5fr .9fr 1.1fr 1fr;
  gap:44px;
  padding:72px 0 46px;
}
.site-footer h3{color:#fff;font-size:16px;margin-bottom:18px;font-weight:600}
.footer-brand .brand{color:#fff;margin-bottom:18px}
.footer-brand p{font-size:14px;line-height:1.9;margin-bottom:16px;color:#b9cde0}
.trust-seal{
  display:inline-flex;
  align-items:center;
  gap:8px;
  border:1px solid rgba(255,255,255,.16);
  border-radius:999px;
  color:#dbe8f3;
  font-size:12.5px;
  padding:6px 15px;
}
.footer-links li+li{margin-top:12px}
.footer-links a{color:#b9cde0;font-size:14px}
.footer-links a:hover{color:#fff;padding-left:4px}
.footer-contact li{display:flex;gap:12px;align-items:flex-start;font-size:14px;color:#b9cde0;margin-bottom:14px}
.footer-contact i{color:var(--gold);margin-top:5px}
.footer-bottom{
  border-top:1px solid rgba(255,255,255,.1);
  padding:22px 0;
  font-size:13.5px;
  color:#8fabc3;
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:18px;
  flex-wrap:wrap;
}
.footer-bottom a{color:#c1d7e9}
/* responsive */
@media (max-width:1024px){
  .section-padding{padding:84px 0}
  .hero-inner{grid-template-columns:1fr;gap:50px;min-height:0}
  .hero{text-align:left}
  .services-grid{grid-template-columns:repeat(2,1fr)}
  .stats-grid{grid-template-columns:repeat(2,1fr)}
  .steps-grid{grid-template-columns:repeat(2,1fr)}
  .scene-grid{grid-template-columns:repeat(2,1fr)}
  .foot-grid{grid-template-columns:repeat(2,1fr)}
  .contact-wrap{grid-template-columns:1fr;padding:34px}
  .footer-top{grid-template-columns:1fr 1fr}
  .faq-layout{grid-template-columns:1fr;gap:30px}
  .faq-intro-card{position:static}
}
@media (max-width:860px){
  .site-header{top:10px;width:calc(100% - 20px)}
  .nav-capsule{padding:11px 12px 11px 20px;gap:10px}
  .brand{font-size:17px}
  .nav-actions{gap:6px}
  .nav-toggle{display:flex}
  .primary-nav{
    position:absolute;
    top:calc(100% + 10px);
    left:0;
    right:0;
    background:rgba(255,255,255,.96);
    backdrop-filter:blur(14px);
    border:1px solid var(--border);
    border-radius:20px;
    box-shadow:0 24px 48px rgba(23,63,95,.16);
    padding:14px;
    opacity:0;
    visibility:hidden;
    transform:translateY(-8px);
    transition:all .25s ease;
  }
  .primary-nav.open{opacity:1;visibility:visible;transform:translateY(0)}
  .primary-nav ul{flex-direction:column;gap:4px}
  .primary-nav a{justify-content:center;padding:12px 14px;height:auto;width:100%}
  .nav-cta-mobile{display:block}
  .hero{padding-top:130px}
  .news-card{grid-template-columns:1fr}
  .news-media img{min-height:220px}
  .news-more-link{margin-left:0}
  .info-strip{grid-template-columns:1fr}
}
@media (max-width:640px){
  .section-padding{padding:64px 0}
  .section-head{margin-bottom:32px}
  .hero{padding-top:120px;text-align:left}
  .hero-inner{gap:36px;padding-bottom:20px}
  .hero-actions .btn{width:100%}
  .browser-meta{display:none}
  .float-card{position:relative;left:auto;bottom:auto;margin-top:16px;max-width:100%}
  .services-grid,.stats-grid,.scene-grid,.steps-grid{grid-template-columns:1fr}
  .news-body{padding:22px}
  .section-head h2{font-size:27px}
  .footer-top{grid-template-columns:1fr}
  .footer-bottom{flex-direction:column;text-align:center}
  .contact-features,.contact-wrap{padding:24px}
  .form-row{grid-template-columns:1fr}
  .hero-visual .float-card{position:relative}
  .trust-seal{font-size:11px}
  .stats-item strong{font-size:40px}
  .step-item{padding:26px 22px}
}

/* roulang page: article */
:root{
  --bg:#F2F6FA;
  --card:#FFFFFF;
  --primary:#5A8FBC;
  --deep:#173F5F;
  --gold:#BC9A6C;
  --title:#1F2B38;
  --body:#4A5560;
  --muted:#8494A6;
  --border:#E2EBF3;
  --radius-md:12px;
  --radius-lg:20px;
  --shadow-sm:0 1px 3px rgba(23,63,95,.05), 0 10px 25px rgba(23,63,95,.06);
  --shadow-hover:0 12px 32px rgba(23,63,95,.13);
  --container:1200px;
  --transition:.25s ease;
}
*{box-sizing:border-box;margin:0;padding:0;}
html{scroll-behavior:smooth;}
body{
  font-family:"PingFang SC","Microsoft YaHei","Noto Sans SC",system-ui,"Segoe UI",sans-serif;
  background:var(--bg);
  color:var(--body);
  font-size:16px;
  line-height:1.7;
  -webkit-font-smoothing:antialiased;
  padding-top:100px;
}
a{color:inherit;text-decoration:none;}
img{max-width:100%;display:block;}
button,input,select,textarea{font-family:inherit;font-size:1rem;}
ul,ol{list-style:none;}
.container{max-width:var(--container);margin:0 auto;padding:0 20px;}
#contact{scroll-margin-top:110px;}

.site-header{
  position:fixed;
  top:16px;
  left:0;
  right:0;
  z-index:1000;
  display:flex;
  justify-content:center;
  pointer-events:none;
}
.nav-capsule{
  pointer-events:auto;
  width:min(var(--container),calc(100% - 32px));
  min-height:64px;
  padding:0 10px 0 24px;
  background:rgba(255,255,255,.86);
  -webkit-backdrop-filter:blur(14px);
  backdrop-filter:blur(14px);
  border:1px solid rgba(222,232,242,.9);
  border-radius:999px;
  box-shadow:var(--shadow-sm);
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:16px;
}
.brand{
  display:inline-flex;
  align-items:center;
  gap:10px;
  font-size:18px;
  font-weight:700;
  color:var(--deep);
  letter-spacing:.2px;
  white-space:nowrap;
}
.brand-mark{
  width:16px;
  height:16px;
  border-radius:50%;
  background:rgba(90,143,188,.16);
  border:4px solid var(--primary);
  box-shadow:0 0 0 3px rgba(90,143,188,.08);
  flex:0 0 auto;
}
.primary-nav ul{
  display:flex;
  align-items:center;
  gap:6px;
}
.primary-nav a{
  display:block;
  padding:9px 16px;
  color:var(--title);
  font-size:15px;
  font-weight:500;
  border-radius:999px;
  transition:all var(--transition);
}
.primary-nav a:hover{background:rgba(90,143,188,.1);color:var(--deep);}
.primary-nav a:focus-visible,
.btn:focus-visible,
a:focus-visible{
  outline:3px solid rgba(90,143,188,.3);
  outline-offset:2px;
}
.primary-nav a.is-active{background:rgba(90,143,188,.14);color:var(--deep);}
.nav-actions{display:flex;align-items:center;gap:10px;}
.nav-toggle{
  display:none;
  width:42px;
  height:42px;
  align-items:center;
  justify-content:center;
  border:1px solid var(--border);
  background:#fff;
  border-radius:999px;
  font-size:17px;
  color:var(--deep);
  cursor:pointer;
  transition:all var(--transition);
}
.nav-toggle:hover{border-color:var(--primary);color:var(--primary);}

.btn{
  display:inline-flex;
  align-items:center;
  justify-content:center;
  gap:8px;
  border:1px solid transparent;
  border-radius:999px;
  padding:12px 22px;
  font-size:15px;
  font-weight:600;
  cursor:pointer;
  transition:all var(--transition);
  background:transparent;
  color:var(--deep);
}
.btn-sm{padding:9px 18px;font-size:14px;}
.btn-primary{background:var(--deep);color:#fff;box-shadow:0 6px 14px rgba(23,63,95,.18);}
.btn-primary:hover{background:#20527e;transform:translateY(-1px);box-shadow:var(--shadow-hover);}
.btn-outline{border-color:#C9D9E8;background:rgba(255,255,255,.7);color:var(--deep);}
.btn-outline:hover{border-color:var(--primary);background:rgba(90,143,188,.12);color:var(--deep);transform:translateY(-1px);}
.btn-ghost{color:var(--primary);padding:9px 16px;font-weight:500;}
.btn-ghost:hover{background:rgba(90,143,188,.09);color:var(--deep);}
.btn i,.btn svg{margin-right:2px;}

.article-main{padding:20px 0 90px;}
.article-layout{align-items:flex-start;}

.article-paper{
  background:var(--card);
  border:1px solid rgba(226,235,243,.8);
  border-radius:var(--radius-lg);
  padding:clamp(28px,5vw,60px);
  box-shadow:var(--shadow-sm);
  animation:rise .45s ease-out both;
}
@keyframes rise{
  from{opacity:0;transform:translateY(12px);}
  to{opacity:1;transform:translateY(0);}
}
.breadcrumb{
  display:flex;
  flex-wrap:wrap;
  align-items:center;
  gap:8px;
  font-size:14px;
  color:var(--muted);
  margin-bottom:28px;
}
.breadcrumb a{color:var(--muted);transition:all var(--transition);}
.breadcrumb a:hover{color:var(--primary);}
.breadcrumb .crumb-current{color:var(--deep);font-weight:500;word-break:break-all;}
.breadcrumb .divider{color:#BCCBD9;}

.article-head{margin-bottom:32px;}
.single-title{
  font-size:clamp(28px,4.6vw,42px);
  line-height:1.25;
  letter-spacing:-.5px;
  color:var(--title);
  font-weight:700;
  word-break:break-word;
  margin-bottom:20px;
}
.article-meta{
  display:flex;
  flex-wrap:wrap;
  gap:12px 18px;
  align-items:center;
  color:var(--muted);
  font-size:14px;
}
.meta-chip{
  display:inline-flex;
  align-items:center;
  gap:7px;
  background:#F1F6FB;
  border:1px solid #E4EDF5;
  border-radius:999px;
  padding:6px 13px;
  color:#4B6479;
}
.meta-chip i{color:var(--primary);}

.article-content{
  border-top:1px solid var(--border);
  padding-top:36px;
}
.content-prose{
  color:var(--body);
  font-size:17px;
  line-height:2;
  word-break:break-word;
}
.content-prose > * + *{margin-top:1.35em;}
.content-prose h2{
  color:var(--title);
  font-size:1.7rem;
  font-weight:700;
  line-height:1.4;
  margin-top:2.3em;
  padding-left:16px;
  border-left:4px solid var(--primary);
}
.content-prose h3{
  color:var(--title);
  font-size:1.3rem;
  font-weight:700;
  margin-top:2em;
}
.content-prose p{text-align:justify;}
.content-prose a{color:var(--primary);text-decoration:underline;text-underline-offset:4px;}
.content-prose a:hover{color:var(--deep);}
.content-prose ul,.content-prose ol{padding-left:24px;display:grid;gap:8px;}
.content-prose ul{list-style:disc;}
.content-prose ol{list-style:decimal;}
.content-prose blockquote{
  margin:2em 0;
  padding:20px 24px;
  border-left:4px solid var(--gold);
  background:#FAF7F2;
  border-radius:0 14px 14px 0;
  color:#5D6570;
}
.content-prose blockquote p{margin-bottom:0;}
.content-prose blockquote p + p{margin-top:10px;}
.content-prose img{border-radius:var(--radius-md);box-shadow:var(--shadow-sm);margin:2em 0;width:100%;height:auto;}
.content-prose table{width:100%;border-collapse:collapse;background:#fff;border-radius:12px;overflow:hidden;}
.content-prose th,.content-prose td{padding:13px 14px;border:1px solid var(--border);text-align:left;}
.content-prose th{background:#F1F6FB;color:var(--title);font-weight:600;}

.article-footer{
  margin-top:46px;
  padding-top:26px;
  border-top:1px solid var(--border);
  display:flex;
  flex-wrap:wrap;
  align-items:center;
  justify-content:space-between;
  gap:18px;
}
.article-tags{display:flex;flex-wrap:wrap;gap:10px;}
.tag{
  background:#F1F6FB;
  border:1px solid #E1ECF5;
  color:var(--deep);
  font-size:13px;
  font-weight:500;
  padding:6px 13px;
  border-radius:999px;
}
.tag i{margin-right:5px;}
.article-back-links{display:flex;flex-wrap:wrap;gap:8px;}

.article-aside{margin-top:6px;}
.aside-stack{display:flex;flex-direction:column;gap:22px;}
.side-card{
  background:#fff;
  border:1px solid var(--border);
  border-radius:18px;
  padding:24px;
  box-shadow:var(--shadow-sm);
}
.side-card h2{
  font-size:19px;
  color:var(--title);
  margin-bottom:10px;
  font-weight:700;
}
.side-card p{color:var(--muted);font-size:14px;line-height:1.8;}
.side-label{
  display:inline-flex;
  align-items:center;
  gap:6px;
  background:rgba(90,143,188,.12);
  color:var(--deep);
  font-size:12px;
  font-weight:600;
  padding:5px 11px;
  border-radius:999px;
  margin-bottom:14px;
  letter-spacing:.5px;
}
.related-placeholder{
  margin-top:18px;
  display:flex;
  align-items:center;
  gap:10px;
  border:1px dashed #D2E0EC;
  background:#F7FAFD;
  border-radius:14px;
  padding:16px 14px;
  font-size:14px;
  color:var(--muted);
}
.related-placeholder i{color:var(--primary);font-size:18px;}
.side-mini-card{
  border-radius:18px;
  overflow:hidden;
  background:#fff;
  border:1px solid var(--border);
  box-shadow:var(--shadow-sm);
}
.side-mini-card img{width:100%;height:180px;object-fit:cover;}
.side-mini-body{padding:20px 20px 22px;}
.mini-tag{
  display:inline-block;
  background:rgba(90,143,188,.12);
  color:var(--deep);
  font-size:12px;
  font-weight:600;
  padding:5px 11px;
  border-radius:6px;
  margin-bottom:12px;
}
.side-mini-body p{font-size:14px;line-height:1.8;color:var(--body);}
.side-quick-links{display:grid;gap:2px;margin-top:8px;}
.side-quick-links a{
  display:flex;
  justify-content:space-between;
  align-items:center;
  gap:10px;
  padding:13px 6px;
  font-size:14px;
  color:var(--body);
  border-bottom:1px solid #F0F4F8;
  transition:all var(--transition);
}
.side-quick-links a:last-child{border-bottom:0;}
.side-quick-links a:hover{color:var(--deep);padding-left:12px;}
.side-quick-links i{color:var(--primary);font-size:13px;}
.side-quick-links span{font-weight:500;}
.side-card .btn{margin-top:14px;}

.no-article-panel{
  max-width:820px;
  margin:12px auto 0;
  background:#fff;
  border:1px solid var(--border);
  border-radius:var(--radius-lg);
  box-shadow:var(--shadow-sm);
  text-align:center;
  padding:clamp(48px,8vw,96px) 24px;
  animation:rise .45s ease-out both;
}
.no-article-icon{
  width:84px;
  height:84px;
  margin:0 auto 26px;
  display:flex;
  align-items:center;
  justify-content:center;
  border-radius:50%;
  background:#F1F6FB;
  color:var(--primary);
  font-size:34px;
}
.no-article-panel h1{
  font-size:clamp(26px,4vw,38px);
  color:var(--title);
  margin-bottom:18px;
  font-weight:700;
}
.no-article-panel p{
  max-width:560px;
  margin:0 auto 28px;
  font-size:16px;
  color:var(--muted);
  line-height:1.9;
}

.site-footer{
  background:var(--deep);
  color:#D5E3F0;
  padding:70px 0 0;
}
.site-footer .container{}
.footer-top{
  display:grid;
  grid-template-columns:1.5fr 1fr 1fr 1.2fr;
  gap:44px;
  padding-bottom:48px;
  border-bottom:1px solid rgba(255,255,255,.08);
}
.site-footer .brand{color:#fff;font-size:19px;}
.site-footer .brand-mark{background:rgba(255,255,255,.12);border-color:#E4EEF7;}
.footer-brand p{
  margin:18px 0 14px;
  color:#B6C9D9;
  font-size:14px;
  line-height:1.9;
  max-width:370px;
}
.trust-seal{
  display:inline-flex;
  align-items:center;
  gap:9px;
  color:#E8D5B6;
  font-size:13px;
  font-weight:500;
}
.trust-seal i{color:var(--gold);font-size:15px;}
.site-footer h3{
  font-size:16px;
  font-weight:600;
  color:#fff;
  margin-bottom:18px;
  letter-spacing:.4px;
}
.footer-links{display:grid;gap:12px;}
.footer-links a{
  color:rgba(232,240,247,.82);
  font-size:14px;
  transition:all var(--transition);
  display:inline-flex;
  align-items:center;
  gap:7px;
}
.footer-links a::before{
  content:"›";
  color:var(--gold);
  font-weight:700;
}
.footer-links a:hover{color:#fff;transform:translateX(2px);}
.footer-contact{display:grid;gap:18px;}
.footer-contact li{display:flex;align-items:flex-start;gap:12px;color:rgba(232,240,247,.78);font-size:14px;line-height:1.7;}
.footer-contact i{color:var(--gold);margin-top:4px;flex:0 0 auto;}
.footer-bottom{
  display:flex;
  flex-wrap:wrap;
  justify-content:space-between;
  gap:12px;
  padding:24px 0 28px;
  font-size:13px;
  color:rgba(218,230,241,.68);
}
.footer-bottom span{display:inline-flex;align-items:center;gap:8px;}

::-webkit-scrollbar{width:10px;}
::-webkit-scrollbar-track{background:#EFF4F8;}
::-webkit-scrollbar-thumb{background:#C4D4E2;border-radius:10px;}
::-webkit-scrollbar-thumb:hover{background:var(--primary);}

@media (max-width:1024px){
  .single-title{font-size:32px;}
  .footer-top{grid-template-columns:1fr 1fr;gap:36px;}
}
@media (max-width:820px){
  .site-header{top:12px;}
  .nav-capsule{width:calc(100% - 24px);padding-left:18px;}
  .primary-nav{
    position:absolute;
    top:calc(100% + 12px);
    left:0;
    width:100%;
    background:rgba(255,255,255,.96);
    -webkit-backdrop-filter:blur(16px);
    backdrop-filter:blur(16px);
    box-shadow:var(--shadow-hover);
    border:1px solid var(--border);
    border-radius:24px;
    padding:16px;
    opacity:0;
    visibility:hidden;
    transform:translateY(-8px);
    transition:all .25s ease;
  }
  .primary-nav.is-open{opacity:1;visibility:visible;transform:translateY(0);}
  .primary-nav ul{display:grid;gap:2px;}
  .primary-nav li{border-top:1px solid #F0F4F8;}
  .primary-nav li:first-child{border-top:0;}
  .primary-nav a{border-radius:12px;padding:13px 14px;}
  .nav-toggle{display:inline-flex;}
  .nav-actions .btn{display:none;}
  body{padding-top:82px;}
  .article-main{padding-top:10px;}
  .article-paper{padding:28px 22px;}
  .content-prose{font-size:16px;}
  .btn,.btn-sm{padding:10px 18px;}
}
@media (max-width:640px){
  .article-layout .cell{width:100%;}
  .single-title{font-size:27px;}
  .article-meta{gap:8px;}
  .article-footer{flex-direction:column;align-items:flex-start;}
  .article-back-links{width:100%;}
  .article-back-links .btn{flex:1;}
  .footer-bottom{flex-direction:column;text-align:center;justify-content:center;}
  .footer-top{grid-template-columns:1fr;}
  .breadcrumb{font-size:13px;}
  .no-article-panel p{font-size:15px;}
}
@media (prefers-reduced-motion:reduce){
  *,*::before,*::after{transition:none!important;animation:none!important;scroll-behavior:auto!important;}
}

/* roulang page: category1 */
:root {
      --bg: #F2F6FA;
      --card: #FFFFFF;
      --primary: #5A8FBC;
      --primary-strong: #4F7EA3;
      --primary-soft: rgba(90, 143, 188, 0.12);
      --primary-line: rgba(90, 143, 188, 0.28);
      --deep: #173F5F;
      --deep-soft: #1F4E73;
      --gold: #BC9A6C;
      --title: #1F2B38;
      --body: #4A5560;
      --muted: #8494A6;
      --line: #DFE7EF;
      --line-deep: rgba(23, 63, 95, 0.14);
      --radius-md: 12px;
      --radius-lg: 20px;
      --radius-sm: 6px;
      --shadow-card: 0 1px 3px rgba(23, 63, 95, 0.06), 0 10px 25px rgba(23, 63, 95, 0.06);
      --shadow-hover: 0 12px 32px rgba(23, 63, 95, 0.14);
      --shadow-capsule: 0 8px 30px rgba(23, 63, 95, 0.1);
    }

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

    html {
      scroll-behavior: smooth;
    }

    body {
      margin: 0;
      font-family: "PingFang SC", "Microsoft YaHei", "Noto Sans SC", system-ui, "Helvetica Neue", sans-serif;
      background: var(--bg);
      color: var(--body);
      line-height: 1.75;
      font-size: 16px;
      -webkit-font-smoothing: antialiased;
    }

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

    a {
      color: var(--deep);
      text-decoration: none;
      transition: color 0.2s ease, background 0.25s ease, border-color 0.25s ease, box-shadow 0.25s ease, transform 0.25s ease;
    }

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

    a:focus-visible,
    button:focus-visible,
    input:focus-visible,
    textarea:focus-visible {
      outline: 3px solid rgba(90, 143, 188, 0.35);
      outline-offset: 3px;
    }

    h1,
    h2,
    h3,
    h4,
    p,
    ul,
    figure {
      margin: 0;
      padding: 0;
    }

    ul {
      list-style: none;
    }

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

    .grid-container {
      max-width: 1240px;
    }

    .text-center {
      text-align: center;
    }

    .btn {
      display: inline-flex;
      align-items: center;
      justify-content: center;
      gap: 8px;
      font-size: 15px;
      font-weight: 600;
      line-height: 1;
      padding: 13px 26px;
      border-radius: 60px;
      transition: all 0.25s ease;
      border: 1px solid transparent;
    }

    .btn i {
      font-size: 14px;
    }

    .btn-sm {
      padding: 9px 20px;
      font-size: 14px;
      min-width: auto;
    }

    .btn-primary {
      background: var(--deep);
      color: #fff;
      border-color: var(--deep);
    }

    .btn-primary:hover,
    .btn-primary:focus-visible {
      background: var(--deep-soft);
      border-color: var(--deep-soft);
      transform: translateY(-2px);
      box-shadow: 0 10px 22px rgba(23, 63, 95, 0.2);
    }

    .btn-outline {
      background: transparent;
      color: var(--deep);
      border: 1px solid rgba(23, 63, 95, 0.28);
    }

    .btn-outline:hover,
    .btn-outline:focus-visible {
      border-color: var(--deep);
      background: rgba(23, 63, 95, 0.06);
      transform: translateY(-2px);
    }

    .btn-light {
      background: #fff;
      color: var(--deep);
      border-color: rgba(255, 255, 255, 0.5);
    }

    .btn-light:hover,
    .btn-light:focus-visible {
      background: rgba(255, 255, 255, 0.9);
      transform: translateY(-2px);
      box-shadow: 0 10px 24px rgba(255, 255, 255, 0.2);
    }

    .section-label {
      display: inline-flex;
      align-items: center;
      gap: 8px;
      font-size: 14px;
      color: var(--primary-strong);
      background: var(--primary-soft);
      border-radius: 60px;
      padding: 7px 16px;
      font-weight: 600;
      line-height: 1.2;
      margin-bottom: 18px;
      letter-spacing: 0.02em;
    }

    .section-label i {
      font-size: 13px;
    }

    .section-title {
      font-size: 32px;
      line-height: 1.25;
      font-weight: 700;
      color: var(--title);
      letter-spacing: -0.3px;
      margin-bottom: 14px;
    }

    .section-sub {
      font-size: 16px;
      color: var(--muted);
      max-width: 720px;
      line-height: 1.85;
    }

    .has-footer-margin {
      margin-top: 20px;
    }

    /* ========== Site Header ========== */
    .site-header {
      position: fixed;
      top: 14px;
      left: 0;
      width: 100%;
      z-index: 100;
      padding: 0 20px;
      pointer-events: none;
    }

    .nav-capsule {
      pointer-events: auto;
      max-width: 1200px;
      margin: 0 auto;
      display: flex;
      align-items: center;
      justify-content: space-between;
      background: rgba(255, 255, 255, 0.82);
      backdrop-filter: blur(16px);
      -webkit-backdrop-filter: blur(16px);
      border: 1px solid rgba(255, 255, 255, 0.9);
      border-radius: 60px;
      padding: 10px 12px 10px 24px;
      box-shadow: var(--shadow-capsule);
      position: relative;
      transition: box-shadow 0.3s ease, padding 0.3s ease;
    }

    .brand {
      display: inline-flex;
      align-items: center;
      gap: 10px;
      font-size: 18px;
      font-weight: 700;
      color: var(--deep);
      letter-spacing: -0.2px;
      white-space: nowrap;
    }

    .brand-mark {
      width: 32px;
      height: 32px;
      border-radius: 10px;
      background: linear-gradient(135deg, var(--deep) 0%, var(--primary) 100%);
      position: relative;
      overflow: hidden;
      flex: none;
    }

    .brand-mark::after {
      content: "";
      width: 14px;
      height: 14px;
      border: 2px solid rgba(255, 255, 255, 0.9);
      border-left-color: transparent;
      border-radius: 50%;
      position: absolute;
      left: 8px;
      top: 7px;
      transform: rotate(28deg);
    }

    .primary-nav ul {
      display: flex;
      align-items: center;
      gap: 4px;
      margin: 0;
      padding: 0;
    }

    .primary-nav a {
      display: inline-block;
      font-size: 15px;
      color: var(--title);
      font-weight: 500;
      padding: 9px 16px;
      border-radius: 60px;
      transition: background 0.2s ease, color 0.2s ease;
    }

    .primary-nav a:hover,
    .primary-nav a:focus-visible,
    .primary-nav a.is-active {
      background: var(--primary-soft);
      color: var(--deep);
      font-weight: 600;
    }

    .nav-actions {
      display: flex;
      align-items: center;
      gap: 12px;
    }

    .nav-toggle {
      display: none;
      width: 40px;
      height: 40px;
      border-radius: 50%;
      background: var(--primary-soft);
      color: var(--deep);
      align-items: center;
      justify-content: center;
      transition: background 0.2s ease, transform 0.2s ease;
    }

    .nav-toggle:hover {
      background: rgba(90, 143, 188, 0.25);
    }

    /* ========== Category Hero ========== */
    .page-main {
      padding-top: 80px;
    }

    .cat-hero {
      display: block;
      background: linear-gradient(180deg, rgba(242, 246, 250, 0.98) 0%, rgba(230, 239, 247, 0.92) 100%),
        radial-gradient(circle at 75% 30%, rgba(255, 255, 255, 0.8), rgba(90, 143, 188, 0.06)) ,
        url("/assets/images/backpic/back-2.png") center/cover no-repeat var(--bg);
      padding: 120px 0 88px;
      border-bottom: 1px solid var(--line);
      overflow: hidden;
    }

    .cat-breadcrumb {
      display: flex;
      align-items: center;
      flex-wrap: wrap;
      gap: 8px;
      font-size: 14px;
      color: var(--muted);
      margin-bottom: 30px;
    }

    .cat-breadcrumb a {
      color: var(--muted);
      transition: color 0.2s ease;
    }

    .cat-breadcrumb a:hover {
      color: var(--primary-strong);
    }

    .cat-breadcrumb i {
      font-size: 12px;
      color: var(--primary);
    }

    .cat-breadcrumb span {
      color: var(--title);
      font-weight: 500;
    }

    .hero-copy {
      max-width: 640px;
    }

    .hero-kicker {
      display: inline-flex;
      gap: 8px;
      align-items: center;
      font-size: 14px;
      color: var(--primary-strong);
      background: #fff;
      border: 1px solid rgba(90, 143, 188, 0.22);
      padding: 8px 16px;
      border-radius: 60px;
      font-weight: 600;
      margin-bottom: 20px;
      box-shadow: var(--shadow-card);
    }

    .hero-kicker i {
      color: var(--gold);
      font-size: 13px;
    }

    .cat-hero h1 {
      font-size: 48px;
      line-height: 1.2;
      font-weight: 700;
      color: var(--deep);
      letter-spacing: -1px;
      margin-bottom: 20px;
    }

    .cat-hero .hero-desc {
      font-size: 17px;
      line-height: 1.9;
      color: var(--body);
      margin-bottom: 32px;
      max-width: 620px;
    }

    .hero-actions {
      display: flex;
      flex-wrap: wrap;
      gap: 14px;
      align-items: center;
    }

    .hero-trustbar {
      display: flex;
      flex-wrap: wrap;
      gap: 16px;
      margin-top: 38px;
    }

    .hero-trustbar span {
      display: inline-flex;
      gap: 8px;
      align-items: center;
      justify-content: center;
      background: rgba(255, 255, 255, 0.8);
      border: 1px solid var(--line);
      border-radius: 40px;
      padding: 8px 18px;
      font-size: 14px;
      color: var(--deep);
    }

    .hero-trustbar i {
      color: var(--primary);
    }

    .hero-viz {
      display: flex;
      flex-direction: column;
      gap: 16px;
      align-items: flex-end;
      position: relative;
    }

    .hero-viz-inner {
      width: 100%;
      max-width: 540px;
      position: relative;
      margin-left: auto;
    }

    .browser-frame {
      background: rgba(255, 255, 255, 0.94);
      border-radius: var(--radius-lg);
      padding: 16px 16px 0;
      box-shadow: 0 20px 60px rgba(23, 63, 95, 0.15);
      border: 1px solid rgba(255, 255, 255, 0.85);
      transform: rotate(0.6deg);
    }

    .browser-top {
      display: flex;
      align-items: center;
      gap: 8px;
      padding: 0 2px 14px;
    }

    .browser-dot {
      width: 12px;
      height: 12px;
      border-radius: 50%;
      display: inline-block;
    }

    .browser-dot:nth-child(1) {
      background: #d99c94;
    }

    .browser-dot:nth-child(2) {
      background: #e5c083;
    }

    .browser-dot:nth-child(3) {
      background: #a7c5a1;
    }

    .browser-address {
      flex: 1;
      text-align: center;
    }

    .browser-address span {
      display: inline-block;
      background: var(--bg);
      border-radius: 20px;
      font-size: 12px;
      color: var(--muted);
      padding: 4px 14px;
    }

    .browser-screen {
      border-radius: 10px;
      background: #DDE7F0;
      overflow: hidden;
      line-height: 0;
    }

    .browser-screen img {
      width: 100%;
      aspect-ratio: 16 / 9;
      object-fit: cover;
    }

    .hero-viz-card {
      position: absolute;
      right: -18px;
      bottom: 38px;
      background: rgba(255, 255, 255, 0.96);
      border-radius: 14px;
      padding: 16px 18px;
      border: 1px solid var(--line);
      box-shadow: var(--shadow-hover);
      max-width: 220px;
      transform: rotate(2deg);
    }

    .hero-viz-card strong {
      color: var(--deep);
      font-size: 15px;
      display: block;
      margin-bottom: 6px;
    }

    .hero-viz-card p {
      font-size: 13px;
      line-height: 1.6;
      color: var(--muted);
    }

    /* ========== Section Quick Category ========== */
    .quick-section {
      padding: 90px 0 40px;
    }

    .quick-section-inner {
      background: var(--card);
      border-radius: var(--radius-lg);
      padding: 32px;
      box-shadow: var(--shadow-card);
      border: 1px solid rgba(255, 255, 255, 0.6);
    }

    .quick-grid {
      display: grid;
      grid-template-columns: repeat(4, 1fr);
      gap: 20px;
      margin-top: 4px;
    }

    .quick-card {
      background: var(--bg);
      border-radius: var(--radius-md);
      padding: 24px 20px;
      display: block;
      border: 1px solid transparent;
      transition: box-shadow 0.25s ease, transform 0.25s ease, border-color 0.25s ease, background 0.25s ease;
    }

    .quick-card:hover,
    .quick-card:focus-visible {
      box-shadow: var(--shadow-hover);
      transform: translateY(-5px);
      border-color: var(--primary-line);
      background: var(--card);
    }

    .quick-card.is-active-card {
      background: linear-gradient(160deg, var(--deep) 0%, var(--deep-soft) 100%);
      border: none;
      color: #fff;
    }

    .quick-card.is-active-card h3,
    .quick-card.is-active-card p {
      color: #fff;
    }

    .quick-icon {
      width: 46px;
      height: 46px;
      border-radius: 14px;
      background: var(--primary-soft);
      color: var(--primary-strong);
      display: flex;
      align-items: center;
      justify-content: center;
      font-size: 18px;
      margin-bottom: 16px;
    }

    .quick-card.is-active-card .quick-icon {
      background: rgba(255, 255, 255, 0.16);
      color: #fff;
    }

    .quick-card h3 {
      font-size: 18px;
      color: var(--title);
      font-weight: 700;
      margin-bottom: 8px;
    }

    .quick-card p {
      font-size: 14px;
      line-height: 1.75;
      color: var(--muted);
    }

    .quick-card.is-active-card p {
      color: rgba(255, 255, 255, 0.82);
    }

    .quick-tag {
      display: inline-flex;
      align-items: center;
      gap: 4px;
      margin-top: 14px;
      font-size: 13px;
      font-weight: 600;
      color: var(--primary-strong);
    }

    .quick-card.is-active-card .quick-tag {
      color: rgba(255, 255, 255, 0.95);
    }

    .quick-tag i {
      transition: transform 0.2s ease;
      font-size: 12px;
    }

    .quick-card:hover .quick-tag i {
      transform: translateX(4px);
    }

    /* ========== Features Clean ========== */
    .feat-section {
      padding: 70px 0;
      background: transparent;
    }

    .feat-grid {
      display: grid;
      grid-template-columns: repeat(3, 1fr);
      gap: 26px;
      margin-top: 30px;
    }

    .feat-card {
      background: var(--card);
      padding: 32px 28px;
      border-radius: var(--radius-lg);
      border: 1px solid rgba(255, 255, 255, 0.85);
      box-shadow: var(--shadow-card);
      transition: transform 0.25s ease, box-shadow 0.25s ease;
    }

    .feat-card:hover {
      transform: translateY(-6px);
      box-shadow: var(--shadow-hover);
    }

    .feat-icon {
      width: 64px;
      height: 64px;
      border-radius: 20px;
      background: linear-gradient(145deg, rgba(90, 143, 188, 0.15), rgba(188, 154, 108, 0.1));
      color: var(--deep);
      display: flex;
      align-items: center;
      justify-content: center;
      font-size: 24px;
      margin-bottom: 22px;
    }

    .feat-num {
      font-size: 13px;
      font-weight: 700;
      letter-spacing: 0.08em;
      color: var(--gold);
      margin-bottom: 8px;
    }

    .feat-card h3 {
      font-size: 20px;
      color: var(--title);
      font-weight: 700;
      margin-bottom: 12px;
    }

    .feat-card p {
      font-size: 15px;
      color: var(--body);
      line-height: 1.85;
      margin-bottom: 18px;
    }

    .feat-point {
      display: flex;
      align-items: center;
      gap: 7px;
      font-size: 13px;
      color: var(--primary-strong);
      font-weight: 600;
    }

    .feat-point i {
      font-size: 12px;
      color: var(--primary);
    }

    /* ========== Scenes ========== */
    .scene-section {
      background: linear-gradient(180deg, var(--bg) 0%, #fff 100%);
      padding: 86px 0;
      border-top: 1px solid var(--line);
      border-bottom: 1px solid var(--line);
    }

    .scene-section .section-title,
    .scene-section .section-sub {
      margin-left: auto;
      margin-right: auto;
      text-align: center;
    }

    .scene-section .section-label {
      margin-left: calc(50% - 55px);
    }

    .scene-grid {
      display: grid;
      grid-template-columns: repeat(3, 1fr);
      gap: 26px;
      margin-top: 38px;
    }

    .scene-card {
      background: var(--card);
      border-radius: var(--radius-lg);
      overflow: hidden;
      box-shadow: var(--shadow-card);
      border: 1px solid var(--line);
      transition: transform 0.25s ease, box-shadow 0.25s ease;
    }

    .scene-card:hover {
      transform: translateY(-6px);
      box-shadow: var(--shadow-hover);
    }

    .scene-thumb {
      aspect-ratio: 16 / 10;
      overflow: hidden;
      background: #E1EAF2;
    }

    .scene-thumb img {
      width: 100%;
      height: 100%;
      object-fit: cover;
      transition: transform 0.5s ease;
    }

    .scene-card:hover .scene-thumb img {
      transform: scale(1.04);
    }

    .scene-body {
      padding: 22px 24px 28px;
    }

    .scene-body h3 {
      font-size: 19px;
      color: var(--title);
      font-weight: 700;
      margin-bottom: 10px;
    }

    .scene-body p {
      font-size: 14px;
      line-height: 1.85;
      color: var(--body);
    }

    .scene-pill {
      display: inline-flex;
      gap: 6px;
      align-items: center;
      font-size: 12px;
      color: var(--primary-strong);
      background: var(--primary-soft);
      padding: 6px 12px;
      border-radius: 30px;
      margin-top: 16px;
      font-weight: 600;
    }

    /* ========== Deep Check Banner ========== */
    .deep-banner {
      background: linear-gradient(130deg, var(--deep) 0%, var(--deep-soft) 78%);
      color: #fff;
      padding: 90px 0;
      position: relative;
      overflow: hidden;
    }

    .deep-banner::before {
      content: "";
      position: absolute;
      inset: 0;
      background: url("/assets/images/backpic/back-3.png") center/cover no-repeat;
      opacity: 0.08;
      pointer-events: none;
    }

    .deep-banner .grid-x {
      position: relative;
      z-index: 2;
    }

    .deep-banner .section-label {
      background: rgba(255, 255, 255, 0.12);
      color: #fff;
    }

    .deep-banner .section-title {
      color: #fff;
      margin-bottom: 12px;
    }

    .deep-banner .section-sub {
      color: rgba(255, 255, 255, 0.8);
    }

    .check-steps {
      display: grid;
      gap: 16px;
      margin-top: 26px;
    }

    .check-step {
      display: flex;
      gap: 16px;
      background: rgba(255, 255, 255, 0.08);
      border: 1px solid rgba(255, 255, 255, 0.14);
      padding: 18px 20px;
      border-radius: 14px;
      transition: background 0.2s ease;
    }

    .check-step:hover {
      background: rgba(255, 255, 255, 0.14);
    }

    .check-step-index {
      flex: none;
      width: 36px;
      height: 36px;
      border-radius: 50%;
      background: rgba(255, 255, 255, 0.16);
      color: var(--gold);
      font-weight: 700;
      display: flex;
      align-items: center;
      justify-content: center;
      font-size: 15px;
      border: 1px solid rgba(255, 255, 255, 0.2);
    }

    .check-step h3 {
      font-size: 16px;
      color: #fff;
      font-weight: 600;
      margin-bottom: 6px;
    }

    .check-step p {
      font-size: 14px;
      color: rgba(255, 255, 255, 0.72);
      line-height: 1.7;
    }

    .deep-media {
      position: relative;
      border-radius: var(--radius-lg);
      overflow: hidden;
      box-shadow: 0 20px 50px rgba(0, 0, 0, 0.3);
      transform: rotate(1.2deg);
    }

    .deep-media img {
      width: 100%;
      aspect-ratio: 16 / 12;
      object-fit: cover;
    }

    .deep-media-caption {
      position: absolute;
      bottom: 16px;
      left: 16px;
      right: 16px;
      background: rgba(10, 30, 50, 0.58);
      backdrop-filter: blur(6px);
      border-radius: 10px;
      padding: 12px 16px;
      color: #fff;
      font-size: 14px;
    }

    /* ========== Content Split ========== */
    .split-section {
      padding: 96px 0 78px;
      background: #fff;
    }

    .split-main-head {
      display: flex;
      justify-content: space-between;
      align-items: flex-end;
      flex-wrap: wrap;
      gap: 20px;
      margin-bottom: 30px;
    }

    .split-main-head p {
      max-width: 460px;
      font-size: 15px;
      color: var(--muted);
    }

    .split-side-title {
      font-size: 18px;
      color: var(--title);
      font-weight: 700;
      margin-bottom: 16px;
    }

    .entry-card {
      background: var(--bg);
      border: 1px solid transparent;
      border-radius: var(--radius-md);
      padding: 24px;
      display: flex;
      align-items: flex-start;
      gap: 20px;
      margin-bottom: 16px;
      transition: box-shadow 0.25s ease, border-color 0.25s ease, background 0.25s ease, transform 0.25s ease;
    }

    .entry-card:hover {
      background: var(--card);
      border-color: var(--primary-line);
      box-shadow: var(--shadow-card);
      transform: translateX(4px);
    }

    .entry-thumb {
      width: 104px;
      flex: none;
      aspect-ratio: 1.2;
      border-radius: 10px;
      overflow: hidden;
      background: #D8E3EC;
    }

    .entry-thumb img {
      width: 100%;
      height: 100%;
      object-fit: cover;
    }

    .entry-content {
      min-width: 0;
      flex: 1;
    }

    .entry-meta {
      display: flex;
      flex-wrap: wrap;
      gap: 10px;
      align-items: center;
      font-size: 12px;
      color: var(--muted);
      margin-bottom: 8px;
    }

    .entry-meta .dot {
      width: 4px;
      height: 4px;
      border-radius: 50%;
      background: var(--primary);
      display: inline-block;
    }

    .entry-meta .sheet {
      background: var(--primary-soft);
      color: var(--primary-strong);
      border-radius: 20px;
      padding: 3px 10px;
      font-weight: 600;
    }

    .entry-card h3 {
      font-size: 18px;
      font-weight: 700;
      color: var(--title);
      line-height: 1.5;
      margin-bottom: 8px;
    }

    .entry-card h3 a {
      color: var(--title);
    }

    .entry-card h3 a:hover {
      color: var(--primary-strong);
    }

    .entry-card p {
      font-size: 14px;
      color: var(--body);
      line-height: 1.8;
      margin-bottom: 12px;
    }

    .entry-cat {
      display: inline-flex;
      align-items: center;
      gap: 6px;
      font-size: 13px;
      color: var(--deep);
      font-weight: 600;
    }

    .entry-cat i {
      font-size: 12px;
      transition: transform 0.2s ease;
    }

    .entry-card:hover .entry-cat i {
      transform: translateX(4px);
    }

    /* Side panel */
    .side-panel {
      background: var(--bg);
      border-radius: var(--radius-lg);
      border: 1px solid var(--line);
      padding: 24px;
      margin-bottom: 22px;
    }

    .related-list {
      display: grid;
      grid-template-columns: 1fr 1fr;
      gap: 10px;
    }

    .related-list a {
      display: flex;
      align-items: center;
      gap: 8px;
      background: #fff;
      border: 1px solid var(--line);
      border-radius: 10px;
      padding: 12px 12px;
      font-size: 14px;
      color: var(--title);
      font-weight: 600;
      transition: border-color 0.2s ease, box-shadow 0.2s ease, transform 0.2s ease;
    }

    .related-list a i {
      color: var(--primary);
      font-size: 13px;
    }

    .related-list a:hover,
    .related-list a:focus-visible {
      border-color: var(--primary-line);
      box-shadow: var(--shadow-card);
      transform: translateY(-2px);
    }

    .path-tip {
      display: flex;
      gap: 12px;
      align-items: flex-start;
      padding: 14px 0;
      border-top: 1px dashed #cbd8e5;
      margin-top: 10px;
    }

    .path-tip:first-of-type {
      border-top: 0;
      margin-top: 0;
    }

    .path-tip i {
      color: var(--gold);
      font-size: 16px;
      margin-top: 3px;
      flex: none;
      width: 18px;
    }

    .path-tip span {
      font-size: 14px;
      color: var(--body);
      line-height: 1.75;
    }

    .status-chip {
      display: inline-flex;
      align-items: center;
      gap: 8px;
      background: rgba(188, 154, 108, 0.12);
      color: #8c6f46;
      font-size: 13px;
      padding: 8px 12px;
      border-radius: 30px;
      margin-top: 14px;
      font-weight: 600;
    }

    .status-chip i {
      font-size: 10px;
      color: #6c9b6a;
    }

    /* ========== Conversion ========== */
    .convert-wrap {
      padding: 20px 0;
    }

    .convert-card {
      background: linear-gradient(135deg, rgba(90, 143, 188, 0.1), rgba(188, 154, 108, 0.08));
      border: 1px solid var(--primary-line);
      border-radius: var(--radius-lg);
      padding: 30px 34px;
      display: flex;
      align-items: center;
      justify-content: space-between;
      flex-wrap: wrap;
      gap: 18px;
    }

    .convert-card h3 {
      font-size: 20px;
      color: var(--deep);
      font-weight: 700;
      margin-bottom: 6px;
    }

    .convert-card p {
      font-size: 14px;
      color: var(--body);
      line-height: 1.75;
    }

    /* ========== FAQ ========== */
    .faq-section {
      padding: 96px 0 88px;
      background: linear-gradient(180deg, #fff 0%, var(--bg) 100%);
    }

    .faq-layout {
      display: grid;
      grid-template-columns: 380px 1fr;
      gap: 40px;
      margin-top: 30px;
    }

    .faq-intro {
      position: sticky;
      top: 100px;
      align-self: start;
      background: var(--deep);
      border-radius: var(--radius-lg);
      padding: 30px 28px;
      color: #fff;
      max-height: calc(100vh - 160px);
    }

    .faq-intro .section-label {
      background: rgba(255, 255, 255, 0.14);
      color: #fff;
    }

    .faq-intro h2 {
      font-size: 27px;
      color: #fff;
      line-height: 1.3;
      font-weight: 700;
      margin-bottom: 14px;
    }

    .faq-intro p {
      font-size: 15px;
      color: rgba(255, 255, 255, 0.78);
      margin-bottom: 24px;
    }

    .faq-intro .btn-outline {
      border-color: rgba(255, 255, 255, 0.55);
      color: #fff;
    }

    .faq-intro .btn-outline:hover {
      background: #fff;
      color: var(--deep);
      border-color: #fff;
    }

    .faq-list {
      display: flex;
      flex-direction: column;
      gap: 14px;
    }

    .faq-item {
      background: var(--card);
      border: 1px solid var(--line);
      border-radius: var(--radius-md);
      overflow: hidden;
      transition: box-shadow 0.25s ease, border-color 0.25s ease;
    }

    .faq-item.is-open {
      border-color: var(--primary-line);
      box-shadow: var(--shadow-card);
    }

    .faq-q {
      width: 100%;
    }

    .faq-q button {
      width: 100%;
      display: flex;
      align-items: center;
      justify-content: space-between;
      gap: 18px;
      text-align: left;
      padding: 22px 24px;
      background: transparent;
      color: var(--title);
      font-size: 17px;
      font-weight: 600;
      line-height: 1.5;
    }

    .faq-q button i {
      font-size: 16px;
      color: var(--primary);
      flex: none;
      transform: rotate(0deg);
      transition: transform 0.25s ease;
    }

    .faq-item.is-open .faq-q button i {
      transform: rotate(45deg);
      color: var(--deep);
    }

    .faq-a {
      padding: 0 24px;
      max-height: 0;
      overflow: hidden;
      transition: max-height 0.3s ease, padding 0.3s ease;
    }

    .faq-item.is-open .faq-a {
      max-height: 240px;
      padding: 0 24px 22px;
    }

    .faq-a p {
      font-size: 15px;
      color: var(--body);
      line-height: 1.85;
      border-left: 3px solid var(--primary);
      background: rgba(90, 143, 188, 0.06);
      border-radius: 4px 8px 8px 4px;
      padding: 8px 14px;
      margin: 0;
    }

    /* ========== Contact ========== */
    .contact-section {
      padding: 90px 0;
      background: var(--bg);
      border-top: 1px solid var(--line);
    }

    .contact-wrapper {
      background: var(--card);
      border-radius: var(--radius-lg);
      padding: 44px;
      box-shadow: var(--shadow-card);
    }

    .contact-copy h2 {
      font-size: 32px;
      color: var(--title);
      font-weight: 700;
      line-height: 1.3;
      margin-bottom: 16px;
    }

    .contact-copy p {
      font-size: 15px;
      color: var(--muted);
      margin-bottom: 26px;
      max-width: 490px;
    }

    .contact-meta {
      display: flex;
      flex-direction: column;
      gap: 12px;
      margin-top: 20px;
    }

    .contact-meta li {
      display: flex;
      gap: 12px;
      align-items: flex-start;
      font-size: 15px;
      color: var(--body);
    }

    .contact-meta i {
      color: var(--primary);
      width: 18px;
      font-size: 14px;
      margin-top: 5px;
    }

    .form-panel {
      background: var(--bg);
      border-radius: var(--radius-lg);
      padding: 28px;
    }

    .form-title {
      font-size: 20px;
      color: var(--title);
      font-weight: 700;
      margin-bottom: 6px;
    }

    .form-note {
      color: var(--muted);
      font-size: 14px;
      margin-bottom: 20px;
    }

    .form-grid {
      display: grid;
      gap: 18px;
    }

    .form-label {
      display: block;
      font-size: 15px;
      font-weight: 600;
      color: var(--title);
      margin-bottom: 7px;
    }

    .form-control {
      display: block;
      width: 100%;
      background: #F8FAFC;
      border: 1px solid #D4E0EC;
      border-radius: 10px;
      padding: 12px 16px;
      font-size: 15px;
      color: var(--title);
      transition: border-color 0.2s ease, box-shadow 0.2s ease;
      font-family: inherit;
    }

    .form-control:focus {
      outline: 0;
      border-color: var(--primary);
      box-shadow: 0 0 0 4px rgba(90, 143, 188, 0.15);
    }

    textarea.form-control {
      resize: vertical;
      min-height: 92px;
    }

    .form-submit {
      margin-top: 18px;
      display: flex;
      align-items: center;
      justify-content: space-between;
      gap: 12px;
      flex-wrap: wrap;
    }

    .form-agree {
      font-size: 12px;
      color: var(--muted);
      line-height: 1.6;
    }

    /* ========== Footer ========== */
    .site-footer {
      background: var(--deep);
      color: rgba(255, 255, 255, 0.7);
      padding: 70px 0 24px;
    }

    .site-footer .footer-top {
      display: grid;
      grid-template-columns: 1.6fr 1fr 1fr 1.4fr;
      gap: 40px;
      padding-bottom: 42px;
      border-bottom: 1px solid rgba(255, 255, 255, 0.12);
    }

    .footer-brand .brand {
      color: #fff;
      margin-bottom: 18px;
      display: flex;
      align-items: center;
      gap: 10px;
      font-size: 19px;
      font-weight: 700;
    }

    .footer-brand p {
      font-size: 14px;
      line-height: 1.9;
      margin-bottom: 16px;
      color: rgba(255, 255, 255, 0.65);
    }

    .trust-seal {
      display: inline-flex;
      gap: 6px;
      align-items: center;
      font-size: 13px;
      padding: 6px 14px;
      border-radius: 30px;
      background: rgba(255, 255, 255, 0.08);
      color: rgba(255, 255, 255, 0.75);
    }

    .trust-seal i {
      color: var(--gold);
    }

    .site-footer h3 {
      color: #fff;
      font-size: 16px;
      font-weight: 700;
      margin: 4px 0 16px;
    }

    .footer-links li,
    .footer-contact li {
      margin-bottom: 10px;
    }

    .footer-links a {
      display: inline-block;
      color: rgba(255, 255, 255, 0.65);
      font-size: 14px;
      transition: color 0.2s ease, transform 0.2s ease;
    }

    .footer-links a:hover {
      color: #fff;
      transform: translateX(3px);
    }

    .footer-contact li {
      display: flex;
      gap: 10px;
      font-size: 14px;
      line-height: 1.7;
      color: rgba(255, 255, 255, 0.65);
    }

    .footer-contact i {
      color: var(--primary);
      min-width: 16px;
      margin-top: 4px;
      font-size: 14px;
    }

    .footer-bottom {
      display: flex;
      align-items: center;
      justify-content: space-between;
      flex-wrap: wrap;
      gap: 10px;
      padding-top: 22px;
      font-size: 13px;
      color: rgba(255, 255, 255, 0.48);
    }

    /* ========== Responsive ========== */
    @media screen and (max-width: 1024px) {
      .container,
      .grid-container {
        padding: 0 24px;
      }

      .nav-capsule {
        max-width: calc(100% - 24px);
      }

      .primary-nav a {
        padding: 8px 13px;
        font-size: 14px;
      }

      .cat-hero {
        padding: 105px 0 70px;
      }

      .hero-viz-card {
        right: -2px;
      }

      .quick-section {
        padding-top: 60px;
      }

      .quick-grid {
        grid-template-columns: repeat(2, 1fr);
      }

      .faq-layout {
        grid-template-columns: 300px 1fr;
        gap: 24px;
      }

      .site-footer .footer-top {
        grid-template-columns: 1.4fr 1fr;
        gap: 32px;
      }
    }

    @media screen and (max-width: 800px) {
      .nav-toggle {
        display: inline-flex;
      }

      .primary-nav {
        position: absolute;
        top: calc(100% + 12px);
        left: 0;
        right: 0;
        background: rgba(255, 255, 255, 0.96);
        border-radius: 22px;
        box-shadow: var(--shadow-capsule);
        border: 1px solid rgba(90, 143, 188, 0.2);
        padding: 10px 16px;
        display: none;
      }

      .primary-nav.is-open {
        display: block;
      }

      .primary-nav ul {
        flex-direction: column;
        align-items: stretch;
        gap: 2px;
      }

      .primary-nav a {
        display: block;
        padding: 13px 16px;
        border-radius: 12px;
        font-size: 16px;
      }

      .grid-padding-x > .cell {
        padding: 0;
      }

      .cat-hero h1 {
        font-size: 38px;
      }

      .hero-viz {
        margin-top: 48px;
        align-items: flex-start;
      }

      .hero-viz-inner {
        margin-left: 0;
        max-width: 100%;
      }

      .deep-banner {
        padding: 60px 0;
      }

      .feat-grid,
      .scene-grid {
        grid-template-columns: 1fr 1fr;
      }

      .split-section {
        padding: 56px 0 56px;
      }

      .faq-layout {
        grid-template-columns: 1fr;
      }

      .faq-intro {
        position: static;
        max-height: none;
      }

      .entry-card {
        flex-direction: column;
      }

      .entry-thumb {
        width: 100%;
        aspect-ratio: 16 / 8;
      }

      .footer-brand {
        grid-column: span 2;
      }

      .contact-wrapper {
        padding: 26px;
      }
    }

    @media screen and (max-width: 600px) {
      body {
        font-size: 15px;
      }

      .container,
      .grid-container {
        padding: 0 20px;
      }

      .section-title {
        font-size: 27px;
      }

      .btn {
        padding: 12px 20px;
        font-size: 14px;
      }

      .btn-light {
        width: 100%;
      }

      .site-header {
        top: 8px;
        padding: 0 10px;
      }

      .nav-capsule {
        padding: 8px 10px 8px 16px;
      }

      .brand {
        font-size: 16px;
        gap: 7px;
      }

      .brand-mark {
        width: 28px;
        height: 28px;
        border-radius: 9px;
      }

      .brand-mark::after {
        width: 12px;
        height: 12px;
        left: 6px;
        top: 6px;
        border-width: 2px;
      }

      .nav-actions .btn-sm {
        display: none;
      }

      .cat-hero {
        padding: 78px 0 52px;
      }

      .cat-breadcrumb {
        display: none;
      }

      .cat-hero h1 {
        font-size: 34px;
        margin-bottom: 15px;
      }

      .cat-hero .hero-desc {
        font-size: 16px;
        margin-bottom: 22px;
      }

      .hero-trustbar {
        flex-direction: column;
        align-items: flex-start;
      }

      .hero-trustbar span {
        width: 100%;
        justify-content: flex-start;
        padding: 9px 14px;
      }

      .hero-viz-card {
        bottom: 24px;
        right: -6px;
        max-width: 200px;
      }

      .quick-section {
        padding-top: 32px;
      }

      .quick-section-inner {
        padding: 22px 16px;
      }

      .quick-grid {
        grid-template-columns: 1fr;
      }

      .quick-card {
        padding: 20px;
      }

      .feat-grid,
      .scene-grid {
        grid-template-columns: 1fr;
        gap: 18px;
      }

      .feat-card {
        padding: 25px;
      }

      .deep-banner {
        padding: 48px 0;
      }

      .deep-media {
        margin-top: 28px;
      }

      .deep-media img {
        aspect-ratio: 16 / 10;
      }

      .split-side,
      .convert-card {
        margin-top: 10px;
      }

      .convert-card {
        padding: 24px;
      }

      .convert-card .btn {
        width: 100%;
      }

      .split-section {
        padding: 46px 0;
      }

      .entry-thumb {
        width: 100%;
        aspect-ratio: 16 / 9;
      }

      .faq-section {
        padding: 60px 0 56px;
      }

      .faq-intro {
        padding: 24px 20px;
      }

      .faq-q button {
        padding: 17px 16px;
        font-size: 16px;
        gap: 12px;
      }

      .faq-a {
        padding: 0 16px;
      }

      .faq-item.is-open .faq-a {
        padding: 0 16px 17px;
      }

      .contact-section {
        padding: 56px 0;
      }

      .contact-wrapper {
        padding: 20px;
      }

      .form-panel {
        padding: 20px;
        margin-top: 24px;
      }

      .site-footer {
        padding-top: 48px;
      }

      .footer-top {
        grid-template-columns: 1fr !important;
      }

      .footer-brand {
        grid-column: span 1;
      }

      .footer-bottom {
        flex-direction: column;
        align-items: flex-start;
        padding-top: 16px;
      }
    }

    @media screen and (max-width: 380px) {
      .cat-hero h1 {
        font-size: 30px;
      }

      .hero-actions {
        flex-direction: column;
      }

      .hero-actions .btn {
        width: 100%;
      }

      .related-list {
        grid-template-columns: 1fr;
      }

      .footer-contact li {
        font-size: 13px;
      }
    }

/* roulang page: category2 */
:root{
  --bg:#F2F6FA;
  --card:#FFFFFF;
  --primary:#5A8FBC;
  --primary-weak:rgba(90,143,188,.12);
  --deep:#173F5F;
  --deep-2:#0F3150;
  --gold:#BC9A6C;
  --ink:#1F2B38;
  --body:#4A5560;
  --muted:#8494A6;
  --line:#D9E4EE;
  --line-soft:#E6EEF5;
  --shadow-sm:0 1px 3px rgba(23,63,95,.06),0 10px 25px rgba(23,63,95,.06);
  --shadow-hover:0 12px 32px rgba(23,63,95,.14);
  --radius-md:12px;
  --radius-lg:20px;
  --radius-xl:28px;
  --font-stack:"PingFang SC","Microsoft YaHei","Noto Sans SC",system-ui,sans-serif;
}
html{scroll-behavior:smooth}
body{
  margin:0;
  background:var(--bg);
  color:var(--body);
  font-family:var(--font-stack);
  font-size:16px;
  line-height:1.75;
  -webkit-font-smoothing:antialiased;
}
*,*::before,*::after{box-sizing:border-box}
img{max-width:100%;display:block}
a{color:var(--deep);text-decoration:none}
a:hover,a:focus{color:#0F3150}
button,input,textarea{font:inherit}
h1,h2,h3,h4,p,ul,ol,figure{margin:0;padding:0}
ul,ol{list-style:none}
.container{max-width:1200px;margin:0 auto;padding-left:24px;padding-right:24px}

.btn{
  display:inline-flex;
  align-items:center;
  justify-content:center;
  gap:8px;
  border-radius:999px;
  border:1px solid transparent;
  padding:11px 22px;
  font-size:15px;
  font-weight:600;
  line-height:1.4;
  transition:background .25s ease,color .25s ease,border-color .25s ease,box-shadow .25s ease,transform .25s ease;
  cursor:pointer;
}
.btn i{font-size:12px}
.btn:hover,.btn:focus-visible{outline:none;transform:translateY(-2px);box-shadow:0 8px 20px rgba(23,63,95,.16);text-decoration:none}
.btn-primary{background:var(--deep);color:#FFFFFF}
.btn-primary:hover,.btn-primary:focus-visible{background:#23577F;color:#fff}
.btn-outline{background:rgba(255,255,255,.6);border-color:rgba(90,143,188,.55);color:#1F546F}
.btn-outline:hover,.btn-outline:focus-visible{background:#fff;border-color:var(--primary);color:var(--deep)}
.btn-gold{background:var(--gold);color:#fff}
.btn-gold:hover,.btn-gold:focus-visible{background:#A9845A;color:#fff}
.btn-sm{padding:8px 16px;font-size:14px}

.visually-hidden{position:absolute;width:1px;height:1px;margin:-1px;padding:0;border:0;white-space:nowrap;clip:rect(0 0 0 0);overflow:hidden}

/* ============ 悬浮胶囊导航 ============ */
.site-header{
  position:fixed;
  top:16px;
  left:0;
  right:0;
  z-index:100;
  padding:0 24px;
  pointer-events:none;
}
.nav-capsule{
  max-width:1200px;
  margin:0 auto;
  min-height:62px;
  padding:8px 12px 8px 20px;
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:12px;
  border-radius:999px;
  background:rgba(255,255,255,.82);
  backdrop-filter:blur(14px);
  -webkit-backdrop-filter:blur(14px);
  border:1px solid rgba(90,143,188,.18);
  box-shadow:0 8px 30px rgba(23,63,95,.08);
  pointer-events:auto;
}
.brand{
  display:inline-flex;
  align-items:center;
  gap:10px;
  flex-shrink:0;
  font-weight:700;
  font-size:18px;
  letter-spacing:.3px;
  color:var(--ink);
}
.brand:hover{color:var(--deep)}
.brand-mark{
  width:30px;
  height:30px;
  border-radius:10px;
  background:linear-gradient(135deg,var(--deep),var(--primary));
  box-shadow:0 4px 12px rgba(23,63,95,.22);
  position:relative;
}
.brand-mark::after{
  content:"";
  position:absolute;
  inset:8px;
  border-radius:999px;
  background:rgba(255,255,255,.92);
}
.primary-nav{margin-left:10px}
.primary-nav ul{display:flex;align-items:center;gap:4px}
.primary-nav a{
  display:block;
  padding:8px 14px;
  border-radius:999px;
  color:#25415A;
  font-size:15px;
  font-weight:500;
  transition:all .22s ease;
}
.primary-nav a:hover{color:var(--deep);background:rgba(90,143,188,.12)}
.primary-nav a.is-active{background:rgba(90,143,188,.16);color:var(--deep);font-weight:600}
.primary-nav a:focus-visible{outline:2px solid var(--primary);outline-offset:2px}
.nav-actions{display:flex;align-items:center;gap:6px;flex-shrink:0}
.nav-toggle{
  display:none;
  border:none;
  background:rgba(90,143,188,.12);
  border-radius:999px;
  width:38px;
  height:38px;
  color:var(--deep);
  font-size:15px;
  cursor:pointer;
  align-items:center;
  justify-content:center;
}
.nav-toggle:hover{background:rgba(90,143,188,.22)}
.nav-toggle:focus-visible{outline:2px solid var(--primary);outline-offset:2px}

/* ============ 分类Hero区域 ============ */
.cat-hero{
  padding:172px 0 70px;
  position:relative;
  background:
    radial-gradient(circle at 78% 12%,rgba(90,143,188,.22),transparent 38%),
    linear-gradient(135deg,#EDF3F9 0%,#FFFFFF 58%,#EAF1F8 100%);
  border-bottom:1px solid var(--line-soft);
  overflow:hidden;
}
.cat-hero::after{
  content:"";
  position:absolute;
  inset:0;
  pointer-events:none;
  background-image:url("/assets/images/backpic/back-1.png");
  background-size:cover;
  background-position:center;
  opacity:.18;
}
.cat-hero .container{position:relative;z-index:2}
.breadcrumb{
  display:flex;
  align-items:center;
  gap:8px;
  font-size:13px;
  color:var(--muted);
  margin-bottom:42px;
}
.breadcrumb a{color:var(--muted);transition:color .2s ease}
.breadcrumb a:hover{color:var(--primary)}
.breadcrumb .sep{opacity:.55}
.cat-hero-grid{align-items:center}
.hero-copy .hero-tag{
  display:inline-flex;
  align-items:center;
  gap:8px;
  background:rgba(90,143,188,.13);
  color:#2F5A80;
  border-radius:999px;
  padding:7px 14px;
  font-size:13px;
  font-weight:500;
  margin-bottom:22px;
}
.hero-copy .hero-tag::before{content:"";width:6px;height:6px;border-radius:999px;background:var(--gold)}
.hero-copy h1{
  font-size:46px;
  line-height:1.2;
  color:var(--ink);
  margin-bottom:16px;
  letter-spacing:-.5px;
}
.hero-copy p{font-size:16px;color:#46586A;max-width:560px;margin-bottom:26px}
.hero-actions{display:flex;flex-wrap:wrap;gap:12px;margin-bottom:26px}
.hero-indicators{display:flex;flex-wrap:wrap;gap:10px 28px}
.hero-indicators span{display:inline-flex;align-items:center;gap:8px;font-size:13px;color:#5A6E81}
.hero-indicators em{font-style:normal;font-weight:700;color:var(--deep)}
.hero-indicators span::before{content:"\f058";font-family:"Font Awesome 6 Free";font-weight:900;color:var(--gold);font-size:13px}

.window-col{position:relative}
.window-card{
  background:#fff;
  border-radius:18px;
  box-shadow:0 30px 70px rgba(23,63,95,.14),0 8px 20px rgba(23,63,95,.08);
  overflow:hidden;
  border:1px solid rgba(90,143,188,.18);
  transform:translateY(0);
  transition:transform .35s ease,box-shadow .35s ease;
}
.window-card:hover{transform:translateY(-6px);box-shadow:0 42px 90px rgba(23,63,95,.18)}
.window-head{
  display:flex;
  align-items:center;
  gap:6px;
  background:#F1F6FB;
  padding:12px 16px;
  border-bottom:1px solid var(--line-soft);
}
.window-head i{width:10px;height:10px;border-radius:50%;display:block}
.window-head i:nth-child(1){background:#E99A8F}
.window-head i:nth-child(2){background:#E5C17A}
.window-head i:nth-child(3){background:#8ABD8C}
.window-head span{margin-left:10px;font-size:12px;color:#8494A6}
.window-body{position:relative;background:#DCE7F1;min-height:310px}
.window-body img{width:100%;height:320px;object-fit:cover}
.window-float{
  position:absolute;
  left:16px;
  right:16px;
  bottom:16px;
  background:rgba(23,63,95,.86);
  color:#fff;
  backdrop-filter:blur(6px);
  border-radius:12px;
  padding:12px 14px;
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:8px;
}
.window-float span{font-size:13px}
.window-float strong{color:#F4D3A7;font-weight:600}

/* 分类快捷卡 */
.quick-cats{
  margin-top:56px;
}
.quick-item{
  background:#fff;
  border:1px solid var(--line-soft);
  border-radius:16px;
  padding:22px 18px;
  height:100%;
  display:flex;
  flex-direction:column;
  gap:8px;
  position:relative;
  transition:all .25s ease;
  box-shadow:var(--shadow-sm);
}
.quick-item:hover{box-shadow:var(--shadow-hover);border-color:rgba(90,143,188,.32);transform:translateY(-3px)}
.quick-item h3{font-size:17px;color:var(--ink);font-weight:600}
.quick-item p{font-size:13px;color:var(--muted);line-height:1.6}
.quick-item small{
  margin-top:auto;
  display:inline-flex;
  align-items:center;
  gap:6px;
  color:var(--primary);
  font-size:13px;
  font-weight:500;
}
.quick-item.is-current{
  border-color:rgba(188,154,108,.5);
  background:linear-gradient(180deg,#FCFAF6,#FFFFFF);
  box-shadow:0 1px 3px rgba(23,63,95,.03),0 10px 26px rgba(188,154,108,.06);
}
.quick-item.is-current small{color:var(--gold)}
.quick-item .quick-icon{
  width:40px;
  height:40px;
  border-radius:13px;
  background:rgba(90,143,188,.13);
  display:flex;
  align-items:center;
  justify-content:center;
  color:var(--primary);
  font-size:17px;
  margin-bottom:2px;
}
.quick-item.is-current .quick-icon{background:rgba(188,154,108,.17);color:var(--gold)}

/* ============ 通用区块标题 ============ */
.segment{padding:90px 0}
.section-head{
  display:flex;
  align-items:flex-end;
  gap:8px;
  flex-direction:column;
  margin-bottom:40px;
  text-align:left;
  align-items:flex-start;
}
.section-head .section-label{
  display:inline-flex;
  align-items:center;
  gap:10px;
  color:var(--primary);
  font-weight:500;
  font-size:14px;
  margin-bottom:10px;
}
.section-head .section-label::before{content:"";width:18px;height:2px;background:var(--gold);border-radius:2px}
.section-head h2{
  font-size:32px;
  line-height:1.25;
  color:var(--ink);
  letter-spacing:-.3px;
  max-width:700px;
}
.section-head p{
  margin-top:10px;
  color:var(--muted);
  max-width:650px;
  font-size:15px;
}

/* ============ 内容双栏 ============ */
.split-panel{background:#FFFFFF;border-top:1px solid var(--line-soft)}
.col-main .article-copy{
  background:var(--card);
  border:1px solid var(--line-soft);
  border-radius:var(--radius-lg);
  padding:14px 30px 30px;
  box-shadow:var(--shadow-sm);
  margin-bottom:18px;
}
.article-copy > h3{
  font-size:20px;
  color:var(--deep);
  margin-bottom:8px;
  margin-top:20px;
}
.article-copy > h3:first-child{margin-top:6px}
.article-copy p{font-size:15px;color:var(--body);line-height:1.85;margin-top:8px}
.inline-image{
  margin:24px 0 28px;
  border-radius:16px;
  overflow:hidden;
  border:1px solid var(--line-soft);
}
.inline-image img{width:100%;height:200px;object-fit:cover}
.topic-note{
  background:rgba(90,143,188,.06);
  border-radius:14px;
  padding:18px 20px;
  display:flex;
  gap:14px;
  margin-top:18px;
  border-left:3px solid var(--primary);
}
.topic-note i{color:var(--primary);margin-top:4px;font-size:18px}
.topic-note p{font-size:14px;color:#3A556D;line-height:1.7;margin-top:0}

.check-card{
  display:flex;
  gap:18px;
  background:#fff;
  border:1px solid var(--line-soft);
  border-radius:16px;
  padding:22px;
  margin-top:14px;
  transition:all .25s ease;
}
.check-card:hover{box-shadow:var(--shadow-hover);border-color:rgba(90,143,188,.28)}
.check-index{
  flex-shrink:0;
  width:46px;
  height:46px;
  border-radius:14px;
  background:rgba(90,143,188,.12);
  color:var(--primary);
  display:flex;
  align-items:center;
  justify-content:center;
  font-weight:700;
  font-size:18px;
}
.check-card .check-body{flex:1}
.check-card .check-body h4{font-size:17px;color:var(--ink);font-weight:600}
.check-card .check-body p{font-size:14px;color:#5C6F82;line-height:1.7;margin-top:4px}
.check-card .check-body span{
  display:inline-block;
  margin-top:10px;
  background:rgba(188,154,108,.13);
  border-radius:999px;
  color:#9A7848;
  padding:4px 10px;
  font-size:12px;
}

/* 右侧边栏 */
.col-side .side-panel{
  border:1px solid var(--line-soft);
  background:#fff;
  border-radius:var(--radius-lg);
  padding:24px;
  box-shadow:var(--shadow-sm);
  margin-bottom:22px;
}
.side-panel h3,.side-card h3{
  display:flex;
  align-items:center;
  gap:8px;
  font-size:20px;
  color:var(--deep);
  margin-bottom:16px;
}
.side-panel h3 i,.side-card h3 i{color:var(--gold)}
.side-panel ul{display:grid;gap:11px}
.side-panel li{padding-left:24px;position:relative;font-size:14px;color:#53677B;line-height:1.6}
.side-panel li::before{content:"\f00c";font-family:"Font Awesome 6 Free";font-weight:900;position:absolute;left:0;top:2px;color:var(--primary);font-size:12px}
.side-card{
  background:linear-gradient(145deg,#0F3150,#173F5F);
  border-radius:20px;
  padding:24px;
  color:#D8E4EF;
  position:relative;
  overflow:hidden;
  margin-bottom:22px;
}
.side-card::before{content:"";position:absolute;right:-40px;top:-40px;width:150px;height:150px;border-radius:50%;background:rgba(188,154,108,.13)}
.side-card h3{color:#fff;font-size:19px;position:relative;z-index:1}
.side-card p{font-size:13px;line-height:1.75;color:#B9C8D6;margin-bottom:14px;position:relative;z-index:1}
.side-card .trace-line{
  position:relative;
  z-index:1;
  list-style:none;
  display:grid;
  gap:10px;
}
.side-card .trace-line li{
  display:flex;
  align-items:flex-start;
  gap:8px;
  font-size:13px;
  color:#C6D8E8;
  line-height:1.6;
}
.side-card .trace-line li i{color:var(--gold);margin-top:5px;font-size:13px}
.related-link{
  border:1px solid var(--line-soft);
  border-radius:14px;
  padding:14px 15px;
  margin-bottom:10px;
  transition:all .22s ease;
  display:block;
}
.related-link:last-child{margin-bottom:0}
.related-link:hover{border-color:rgba(90,143,188,.36);background:#F7FBFE;text-decoration:none}
.related-link span{display:block;font-size:13px;color:var(--gold);margin-bottom:2px}
.related-link strong{font-size:15px;font-weight:600;color:var(--ink)}
.related-link small{font-size:12px;color:var(--muted);line-height:1.5;display:block;margin-top:6px}
.related-current{
  border-left:3px solid var(--gold);
  background:#FCFAF5;
}

/* 返回首页转化条 */
.home-banner{
  background:linear-gradient(120deg,#FFF8EE,#FBF3E8);
  border-top:1px solid rgba(188,154,108,.2);
  border-bottom:1px solid rgba(188,154,108,.2);
  padding:54px 0;
}
.home-banner .home-banner-inner{
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:28px;
  flex-wrap:wrap;
}
.home-banner h2{font-size:27px;color:var(--deep);line-height:1.35}
.home-banner p{margin-top:8px;color:#6C7F91;font-size:14px;max-width:680px}
.home-banner .btn{border-radius:999px}

/* 深色访问步骤区 */
.steps-deep{
  position:relative;
  background:linear-gradient(135deg,#122F47,#1D577F);
  color:#F2F7FB;
  padding:96px 0;
  overflow:hidden;
}
.steps-deep .bg-under{
  position:absolute;
  inset:0;
  z-index:0;
  background-image:url("/assets/images/backpic/back-2.png");
  background-repeat:no-repeat;
  background-size:cover;
  background-position:center;
  opacity:.12;
}
.steps-deep .container{position:relative;z-index:2}
.steps-head .section-label{color:#CDDCEA}
.steps-head .section-label::before{background:var(--gold)}
.steps-head h2{color:#fff;font-size:33px;line-height:1.3;max-width:620px}
.steps-head p{color:#B5C9DB;margin-top:10px;font-size:15px}
.step-grid{margin-top:52px}
.step-item{
  background:rgba(255,255,255,.06);
  border:1px solid rgba(255,255,255,.12);
  border-radius:18px;
  padding:26px 22px;
  height:100%;
  backdrop-filter:blur(4px);
}
.step-item .step-count{
  font-size:13px;
  color:var(--gold);
  letter-spacing:.10em;
  font-weight:600;
}
.step-item h3{font-size:19px;color:#fff;font-weight:600;margin:8px 0 10px}
.step-item p{font-size:14px;color:#C3D6E5;line-height:1.7}
.step-visual{position:relative}
.step-visual figure{
  border-radius:22px;
  overflow:hidden;
  border:1px solid rgba(255,255,255,.3);
  box-shadow:0 24px 50px rgba(6,22,38,.4);
}
.step-visual figure img{width:100%;height:320px;object-fit:cover}
.step-note{
  position:absolute;
  right:-10px;
  bottom:-14px;
  background:var(--gold);
  color:#fff;
  border-radius:13px;
  padding:10px 12px;
  font-size:13px;
  box-shadow:0 10px 32px rgba(0,0,0,.25);
  transform:rotate(-2deg);
}
.steps-deep .section-badge{
  width:fit-content;
  margin-top:12px;
  background:rgba(188,154,108,.14);
  border:1px solid rgba(188,154,108,.3);
  border-radius:999px;
  padding:5px 14px;
  color:#E5CD9D;
  font-size:13px;
}
.steps-guide-list{
  margin-top:16px;
  display:grid;
  gap:12px;
  position:relative;
  z-index:1;
}
.steps-guide-list li{
  display:flex;
  align-items:flex-start;
  gap:11px;
  background:rgba(255,255,255,.05);
  border:1px solid rgba(255,255,255,.1);
  padding:15px 15px;
  border-radius:13px;
  color:#D5E2EE;
  font-size:14px;
}
.steps-guide-list i{
  color:var(--gold);
  margin-top:5px;
  width:16px;
  font-size:14px;
  text-align:center;
}

/* FAQ 区域 */
.faq-segment{background:#F7FAFD}
.faq-segment .faq-wrap{
  background:#fff;
  border:1px solid var(--line-soft);
  border-radius:24px;
  padding:28px;
  margin-top:0;
  box-shadow:var(--shadow-sm);
}
.faq-item{
  border:1px solid var(--line-soft);
  border-radius:14px;
  background:#fff;
  margin-bottom:12px;
  transition:border-color .25s ease,box-shadow .25s ease;
  overflow:hidden;
}
.faq-item.open{border-color:rgba(90,143,188,.32);box-shadow:var(--shadow-sm)}
.faq-question{
  width:100%;
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:16px;
  background:transparent;
  border:0;
  padding:18px 20px;
  text-align:left;
  cursor:pointer;
  color:var(--ink);
  font-size:16px;
  font-weight:600;
  transition:background .2s ease;
}
.faq-question:hover{background:#F8FCFF}
.faq-question:hover .faq-icon{background:rgba(90,143,188,.15)}
.faq-question:focus-visible{outline:2px solid var(--primary);outline-offset:-2px}
.faq-icon{
  width:28px;
  height:28px;
  flex-shrink:0;
  border-radius:50%;
  display:flex;
  align-items:center;
  justify-content:center;
  background:rgba(90,143,188,.1);
  color:var(--primary);
  font-size:13px;
  transition:transform .3s ease;
}
.faq-item.open .faq-icon{transform:rotate(45deg);background:rgba(90,143,188,.18)}
.faq-answer{
  max-height:0;
  overflow:hidden;
  transition:max-height .35s ease;
}
.faq-answer-inner{
  padding:0 22px 20px 22px;
  color:#4A637A;
  font-size:14px;
  line-height:1.85;
  border-top:1px solid var(--line-soft);
  padding-top:16px;
  margin-left:20px;
  margin-right:20px;
  padding-left:0;
  padding-right:0;
}

/* 联系CTA */
.contact-section{
  background:#F2F6FA;
  padding:96px 0 80px;
}
.contact-outer{
  background:linear-gradient(145deg,#0F3150,#1D567B);
  border-radius:30px;
  padding:46px 50px;
  color:#fff;
  overflow:hidden;
  position:relative;
}
.contact-outer::after{
  content:"";
  position:absolute;
  right:-72px;
  top:-60px;
  width:260px;
  height:260px;
  border-radius:50%;
  background:rgba(188,154,108,.18);
  pointer-events:none;
}
.contact-inner{display:flex;align-items:center;gap:40px;position:relative;z-index:2}
.contact-copy{flex:1}
.contact-copy .section-label{color:#D3E2EF}
.contact-copy .section-label::before{background:var(--gold)}
.contact-copy h2{font-size:32px;color:#fff;line-height:1.3;margin-bottom:14px}
.contact-copy p{font-size:15px;color:#C2D1DF;line-height:1.8;max-width:520px}
.contact-point{display:inline-flex;align-items:center;gap:8px;color:var(--gold);font-size:14px;margin-top:20px}
.contact-form{
  flex:1;
  max-width:420px;
  background:#fff;
  border-radius:22px;
  padding:27px 25px;
  color:var(--body);
  box-shadow:0 24px 60px rgba(0,0,0,.2);
}
.contact-form h3{font-size:20px;color:var(--deep);font-weight:600;margin-bottom:7px}
.contact-form .form-hint{font-size:13px;color:var(--muted);margin-bottom:20px}
.form-group{margin-bottom:13px}
.form-group label{display:block;font-size:13px;color:#3E546B;font-weight:500;margin-bottom:5px}
.form-group input,.form-group textarea{
  width:100%;
  background:#F8FAFC;
  border:1px solid #D4E0EC;
  border-radius:12px;
  padding:10px 14px;
  font-size:14px;
  color:#293A4B;
  transition:border-color .2s ease,box-shadow .2s ease;
}
.form-group input:focus,.form-group textarea:focus{
  outline:none;
  border-color:var(--primary);
  box-shadow:0 0 0 4px rgba(90,143,188,.15);
  background:#fff;
}
.form-group textarea{min-height:74px;resize:vertical}
.form-feedback{
  display:flex;
  gap:9px;
  color:#3D9A6D;
  background:#EFFAF4;
  border-radius:11px;
  padding:10px 12px;
  margin-bottom:9px;
  font-size:14px;
  align-items:center;
  opacity:0;
}
.form-feedback.show{opacity:1}
.form-actions{display:flex;align-items:center;justify-content:space-between;gap:10px;flex-wrap:wrap;margin-top:5px}
.form-actions small{font-size:12px;color:#8494A6}
.form-actions .btn{border-radius:999px}

/* ============ 页脚 ============ */
.site-footer{
  background:var(--deep);
  color:#C2D4E4;
  padding:66px 0 32px;
  border-top:4px solid rgba(188,154,108,.75);
}
.site-footer .brand{color:#fff}
.site-footer .brand:hover{color:#E2EFF7}
.footer-top{
  display:grid;
  grid-template-columns:1.3fr 1fr 1fr 1.3fr;
  gap:28px;
  margin-bottom:46px;
}
.footer-brand p{
  color:#B9CBDD;
  font-size:14px;
  line-height:1.8;
  max-width:320px;
  margin:14px 0 15px;
}
.trust-seal{
  display:inline-flex;
  align-items:center;
  gap:8px;
  background:rgba(188,154,108,.16);
  border:1px solid rgba(188,154,108,.3);
  border-radius:999px;
  color:#E5CD9D;
  font-size:13px;
  padding:5px 13px;
}
.site-footer h3{
  font-size:15px;
  color:#fff;
  font-weight:600;
  margin-bottom:15px;
  letter-spacing:.03em;
  border-left:3px solid var(--gold);
  padding-left:10px;
}
.footer-links,.footer-contact{display:grid;gap:8px}
.footer-links a{
  color:#AFC3D5;
  font-size:14px;
  transition:color .2s ease,padding-left .2s ease;
}
.footer-links a:hover{color:#fff;padding-left:4px;text-decoration:underline}
.footer-contact li{display:flex;gap:10px;align-items:flex-start;font-size:14px;color:#B5C8DA;line-height:1.7}
.footer-contact i{color:var(--gold);margin-top:5px;width:16px;text-align:center}
.footer-bottom{
  border-top:1px solid rgba(255,255,255,.12);
  padding-top:22px;
  display:flex;
  justify-content:space-between;
  flex-wrap:wrap;
  gap:8px;
  font-size:13px;
  color:#A5BFD5;
}

/* ============ 响应式 ============ */
@media(max-width:1024px){
  .nav-capsule{padding-left:18px}
  .primary-nav{order:3;width:100%;display:none}
  .primary-nav.is-open{display:block}
  .primary-nav ul{flex-direction:column;align-items:stretch;gap:2px;padding:8px 2px}
  .primary-nav a{text-align:left;border-radius:12px}
  .nav-toggle{display:inline-flex}
  .nav-actions{margin-left:auto}
  .cat-hero{padding-top:150px}
  .hero-copy h1{font-size:40px}
  .footer-top{grid-template-columns:1fr 1fr}
  .steps-visual{margin-top:20px}
}
@media(max-width:768px){
  .site-header{padding:0 14px;top:10px}
  .nav-capsule{min-height:58px;gap:6px;border-radius:26px}
  .brand{font-size:16px}
  .hero-copy h1{font-size:34px}
  .hero-indicators{display:grid;gap:6px}
  .cat-hero{padding-top:130px;padding-bottom:42px}
  .quick-cats{margin-top:30px}
  .segment{padding:68px 0}
  .section-head.mobile-center{align-items:flex-start}
  .section-head h2{font-size:26px}
  .split-panel{padding:50px 0}
  .home-banner-inner{flex-direction:column;align-items:flex-start}
  .steps-deep{padding:64px 0}
  .steps-head h2{font-size:28px}
  .faq-segment .faq-wrap{padding:4px 10px 20px}
  .contact-section{padding:62px 0}
  .contact-outer{padding:36px 22px;border-radius:22px}
  .contact-inner{flex-direction:column;gap:30px}
  .contact-form{max-width:100%}
  .footer-brand p{max-width:100%}
}
@media(max-width:640px){
  .container{padding-left:18px;padding-right:18px}
  .nav-capsule .btn-sm{display:none}
  .nav-actions .nav-toggle{display:inline-flex}
  .quick-cats .grid-x{display:block}
  .quick-item{height:auto;margin-bottom:12px}
  .hero-copy p{font-size:15px}
  .check-card{flex-direction:column;gap:5px}
  .footer-top{grid-template-columns:1fr;gap:24px}
  .footer-bottom{flex-direction:column}
  .step-grid .grid-x{display:block}
  .step-item{margin-bottom:14px}
  .xsmall{margin-top:16px}
}
@media(max-width:520px){
  .hero-copy h1{font-size:30px}
  .breadcrumb{flex-wrap:wrap}
  .window-float{position:relative;left:auto;right:auto;bottom:auto;margin-top:-5px;border-radius:0}
}

/* roulang page: category3 */
:root{
  --bg:#F2F6FA;
  --card:#FFFFFF;
  --primary:#5A8FBC;
  --deep:#173F5F;
  --gold:#BC9A6C;
  --title:#1F2B38;
  --text:#4A5560;
  --muted:#8494A6;
  --line:#E4EBF2;
  --primary-soft:rgba(90,143,188,.12);
  --primary-ring:rgba(90,143,188,.18);
  --radius-md:12px;
  --radius-lg:20px;
  --radius-xl:28px;
  --shadow-card:0 1px 3px rgba(23,63,95,.06),0 10px 25px rgba(23,63,95,.06);
  --shadow-hover:0 12px 32px rgba(23,63,95,.14);
  --nav-height:76px;
  --section-space:110px;
}
*{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth}
body{
  font-family:"PingFang SC","Microsoft YaHei","Noto Sans SC",-apple-system,BlinkMacSystemFont,"Segoe UI",system-ui,sans-serif;
  background:var(--bg);
  color:var(--text);
  font-size:16px;
  line-height:1.75;
  -webkit-font-smoothing:antialiased;
}
body.nav-lock{overflow:hidden}
a{color:inherit;text-decoration:none;transition:color .2s ease,border-color .2s ease,background .2s ease}
a:focus-visible,button:focus-visible,input:focus-visible,textarea:focus-visible{
  outline:none;box-shadow:0 0 0 4px var(--primary-ring)
}
img{display:block;max-width:100%}
ul,ol{list-style:none}
input,textarea,button,select{font:inherit;color:inherit;border:none;background:none}
button{cursor:pointer}
strong,b{font-weight:700;color:var(--title)}
.container{max-width:1200px;margin:0 auto;padding-left:24px;padding-right:24px}
.section{padding-top:var(--section-space);padding-bottom:var(--section-space)}
.section-sm{padding-top:70px;padding-bottom:70px}
.section-head{display:flex;flex-wrap:wrap;align-items:flex-end;gap:20px;margin-bottom:44px}
.section-head .section-title{flex:1 1 320px}
.section-title .section-kicker{display:inline-flex;align-items:center;gap:10px;font-size:13px;font-weight:600;letter-spacing:.12em;color:var(--primary);background:var(--primary-soft);padding:.45rem 1rem;border-radius:100px;margin-bottom:16px;text-transform:uppercase;line-height:1.4}
.section-title .section-kicker::before{content:"";width:6px;height:6px;border-radius:50%;background:var(--gold)}
.section-title h2{font-size:clamp(26px,3vw,36px);color:var(--title);font-weight:700;line-height:1.25;letter-spacing:-.01em}
.section-title p{font-size:16px;color:var(--text);max-width:680px;margin-top:10px;line-height:1.8}
.section-title.dark h2{color:#fff}
.section-title.dark p{color:rgba(255,255,255,.7)}

/* 按钮 */
.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;padding:.8rem 1.7rem;border-radius:100px;font-weight:600;font-size:15px;line-height:1.4;box-shadow:0 8px 18px rgba(23,63,95,.08);transition:transform .2s ease,box-shadow .2s ease,background .2s ease,color .2s ease,border-color .2s ease;white-space:nowrap;border:1px solid transparent}
.btn:hover{transform:translateY(-2px);box-shadow:0 12px 24px rgba(23,63,95,.13)}
.btn:active{transform:translateY(0)}
.btn-primary{background:var(--deep);color:#fff}
.btn-primary:hover{background:#1E547F;color:#fff}
.btn-primary i{font-size:13px}
.btn-light{background:#fff;color:var(--deep)}
.btn-light:hover{background:#EAF3FB;color:var(--deep)}
.btn-outline{background:rgba(255,255,255,.08);color:#fff;border-color:rgba(255,255,255,.35);backdrop-filter:blur(4px)}
.btn-outline:hover{background:rgba(255,255,255,.16);color:#fff;border-color:rgba(255,255,255,.65)}
.btn-gold{background:var(--gold);color:#1F2B38}
.btn-gold:hover{background:#CDA87C;color:#1F2B38}
.btn-sm{padding:.48rem 1.1rem;font-size:14px}
.btn-lg{padding:1rem 2.2rem;font-size:16px}

/* 悬浮胶囊导航 */
.site-header{position:fixed;top:20px;left:0;right:0;z-index:100;padding:0 24px}
.nav-capsule{max-width:1200px;margin:0 auto;display:flex;align-items:center;gap:34px;background:rgba(255,255,255,.84);backdrop-filter:blur(16px);-webkit-backdrop-filter:blur(16px);border:1px solid rgba(255,255,255,.78);box-shadow:0 8px 30px rgba(23,63,95,.1);border-radius:80px;min-height:66px;padding:10px 16px 10px 24px;transition:box-shadow .25s ease,min-height .25s ease;position:relative}
.site-header.scrolled .nav-capsule{min-height:58px;box-shadow:0 4px 15px rgba(23,63,95,.08)}
.brand{display:inline-flex;align-items:center;gap:10px;font-size:19px;font-weight:700;color:var(--deep);letter-spacing:.02em;white-space:nowrap;min-width:max-content}
.brand-mark{width:34px;height:34px;border-radius:50%;background:linear-gradient(140deg,var(--primary),var(--deep));position:relative;box-shadow:inset 0 0 0 4px rgba(255,255,255,.82);flex:none}
.brand-mark::after{content:"";position:absolute;inset:7px;border-radius:50%;background:var(--gold);opacity:.95}
.primary-nav{margin-left:auto}
.primary-nav ul{display:flex;align-items:center;gap:6px}
.primary-nav a{display:inline-block;padding:.42rem 1rem;border-radius:100px;color:var(--muted);color:#4A5560;font-size:15px;font-weight:500;transition:all .2s ease}
.primary-nav a:hover{color:var(--deep);background:rgba(240,246,251,.9)}
.primary-nav a.is-active{color:#fff;background:var(--deep);font-weight:600;box-shadow:0 5px 14px rgba(23,63,95,.18)}
.nav-actions{display:flex;align-items:center;gap:12px}
.nav-toggle{display:none;width:42px;height:42px;border:1px solid var(--line);border-radius:50%;background:#F8FAFC;color:var(--deep);font-size:17px;align-items:center;justify-content:center;transition:background .2s ease,color .2s ease}
.nav-toggle:hover{background:var(--deep);color:#fff}

/* Hero / 分类头部 */
.category-hero{position:relative;overflow:hidden;background:linear-gradient(135deg,#F7FAFD 0%,#E6EEF5 58%,#DCE9F3 100%);padding:calc(var(--nav-height) + 96px) 0 64px;text-align:center}
.category-hero::before{content:"";position:absolute;inset:0;background:url("/assets/images/backpic/back-2.png") center center / cover no-repeat;opacity:.12;transform:scale(1.05)}
.category-hero::after{content:"";position:absolute;width:600px;height:600px;border-radius:50%;background:radial-gradient(circle,var(--primary),transparent 68%);opacity:.1;top:-200px;right:-120px;pointer-events:none}
.hero-inner{position:relative;z-index:2;max-width:880px;margin:0 auto;padding:0 24px}
.hero-crumb{display:inline-flex;align-items:center;gap:10px;font-size:14px;color:var(--muted);background:rgba(255,255,255,.58);border:1px solid var(--line);padding:.45rem 1.05rem;border-radius:100px;margin-bottom:26px;backdrop-filter:blur(6px)}
.hero-crumb i{color:var(--primary);font-size:12px}
.category-hero h1{font-size:clamp(34px,4.6vw,52px);line-height:1.16;color:var(--title);font-weight:800;letter-spacing:-.02em;margin-bottom:18px}
.category-hero h1 .text-space{color:var(--deep)}
.hero-desc{max-width:760px;margin:0 auto 38px;font-size:17px;line-height:1.85;color:var(--text)}
.hero-actions{display:flex;justify-content:center;flex-wrap:wrap;gap:14px}
.hero-trust{display:flex;justify-content:center;gap:28px;flex-wrap:wrap;margin-top:34px;color:var(--muted);font-size:14px}
.hero-trust span{display:inline-flex;align-items:center;gap:8px}
.hero-trust i{color:var(--gold)}

/* 分类快捷卡片 */
.cat-quick{position:relative;z-index:3;margin-top:-30px;padding-bottom:26px}
.cat-quick .cards-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:18px;padding:0 24px;max-width:1160px;margin:0 auto}
.cat-card{display:block;background:rgba(255,255,255,.92);border:1px solid rgba(228,235,242,.9);border-radius:var(--radius-lg);padding:24px 22px;box-shadow:var(--shadow-card);transition:all .25s ease;position:relative;overflow:hidden;backdrop-filter:blur(8px)}
.cat-card:hover{transform:translateY(-5px);box-shadow:var(--shadow-hover);border-color:rgba(90,143,188,.38)}
.cat-card.active{border-color:rgba(90,143,188,.45);background:#fff;box-shadow:var(--shadow-hover)}
.cat-card .cat-chip{display:inline-flex;align-items:center;gap:8px;font-size:12px;font-weight:600;letter-spacing:.06em;color:var(--primary);background:var(--primary-soft);padding:5px 12px;border-radius:100px;margin-bottom:16px}
.cat-card.active .cat-chip{background:rgba(188,154,108,.16);color:#A27E4F}
.cat-card h3{font-size:20px;color:var(--title);font-weight:700;margin-bottom:8px}
.cat-card p{font-size:14px;line-height:1.75;color:var(--text);margin-bottom:14px}
.cat-card .cat-card-bottom{display:flex;align-items:center;justify-content:space-between;color:var(--primary);font-size:13px;font-weight:600}
.cat-card .cat-card-bottom i{margin-left:4px;transition:transform .2s ease}
.cat-card:hover .cat-card-bottom i{transform:translateX(5px)}
.cat-card .cat-card-bottom .number{color:var(--muted);font-weight:500;font-size:13px}

/* 动态资讯区块 */
.info-area{background:#fff}
.content-layout{display:grid;grid-template-columns:minmax(0,1fr) 340px;gap:46px;align-items:start}
.feed-list{display:flex;flex-direction:column;gap:18px}
.feed-item{display:flex;gap:20px;border:1px solid var(--line);border-radius:var(--radius-lg);padding:14px;background:#FCFCFE;transition:border-color .25s ease,background .25s ease,box-shadow .25s ease}
.feed-item:hover{border-color:rgba(90,143,188,.3);background:#fff;box-shadow:var(--shadow-card)}
.feed-thumb{flex:0 0 176px;width:176px;min-height:118px;border-radius:12px;overflow:hidden;background:url("/assets/images/coverpic/cover-1.webp") center/cover no-repeat;background-color:#E9F0F6;position:relative}
.feed-thumb img{width:100%;height:100%;object-fit:cover;position:absolute;inset:0}
.feed-body{min-width:0;display:flex;flex-direction:column;justify-content:center;gap:6px;padding-right:6px}
.feed-meta{display:flex;align-items:center;gap:10px;flex-wrap:wrap;font-size:13px}
.meta-chip{display:inline-flex;align-items:center;gap:4px;background:#EEF5FB;color:var(--primary);border-radius:40px;padding:3px 11px;font-weight:600}
.meta-time{color:var(--muted);font-size:13px}
.feed-body h3{font-size:18px;line-height:1.5;font-weight:700;color:var(--title)}
.feed-body h3 a{transition:color .2s}
.feed-body h3 a:hover{color:var(--primary)}
.feed-body p{font-size:14px;line-height:1.75;color:var(--text)}
.feed-links{display:flex;align-items:center;gap:14px;flex-wrap:wrap;margin-top:5px}
.feed-links a{display:inline-flex;align-items:center;gap:6px;font-size:13px;color:var(--primary);font-weight:600}
.feed-links a i{font-size:11px;transition:transform .2s}
.feed-links a:hover i{transform:translateX(3px)}

/* 侧栏 */
.side-stack{display:flex;flex-direction:column;gap:24px;position:sticky;top:120px}
.side-panel{background:#fff;border:1px solid var(--line);border-radius:var(--radius-lg);box-shadow:var(--shadow-card);overflow:hidden}
.side-panel-head{display:flex;align-items:center;gap:10px;padding:14px 22px;border-bottom:1px solid var(--line);background:#F8FBFF}
.side-panel-head i{width:32px;height:32px;border-radius:10px;display:flex;align-items:center;justify-content:center;background:var(--primary-soft);color:var(--primary);font-size:14px}
.side-panel-head h3{font-size:16px;font-weight:700;color:var(--title)}
.side-panel-body{padding:10px 12px}
.side-links{display:flex;flex-direction:column}
.side-links li{border-bottom:1px solid #F1F5F9}
.side-links li:last-child{border-bottom:none}
.side-links a{display:flex;align-items:center;gap:10px;padding:12px 12px;border-radius:10px;font-size:14px;font-weight:600;color:#4A5560;transition:all .2s}
.side-links a i{color:var(--gold);font-size:12px;transition:transform .2s}
.side-links a:hover{background:#F4F9FE;color:var(--deep)}
.side-links a:hover i{transform:translateX(4px)}
.side-inform{padding:18px 20px 22px;background:linear-gradient(160deg,var(--deep),#20597E);border-radius:var(--radius-lg);margin-top:6px}
.side-inform h3{color:#fff;font-size:17px;font-weight:700;margin-bottom:12px;display:inline-flex;align-items:center;gap:8px}
.side-inform h3 i{color:var(--gold);font-size:16px}
.side-inform p{color:rgba(255,255,255,.78);font-size:13px;line-height:1.8;margin-bottom:12px}
.side-inform a{color:#fff;font-weight:600;font-size:13px;padding:7px 14px;background:rgba(255,255,255,.14);border-radius:100px;display:inline-block;transition:background .2s}
.side-inform a:hover{background:rgba(255,255,255,.28)}

/* 通用微转化条 */
.note-cta{position:relative;border:1px solid rgba(90,143,188,.18);background:linear-gradient(135deg,#FFFFFF 0%,#EEF6FC 100%);border-radius:24px;display:flex;align-items:center;justify-content:space-between;gap:28px;padding:34px 42px;box-shadow:var(--shadow-card)}
.note-cta .note-icon{width:58px;height:58px;border-radius:18px;background:var(--deep);color:var(--gold);display:flex;align-items:center;justify-content:center;font-size:22px;flex:none}
.note-cta h2{font-size:23px;color:var(--title);font-weight:700;margin-bottom:6px;line-height:1.4}
.note-cta p{max-width:660px;color:var(--text);font-size:14px;line-height:1.8}
.note-cta .note-flex{display:flex;align-items:center;gap:20px;flex-wrap:wrap}
.note-cta .note-btn{flex:none}

/* 动态内容类型 */
.feature-type{background:var(--bg)}
.feature-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:22px}
.feature-card{background:var(--card);border:1px solid var(--line);border-radius:18px;padding:30px 24px;transition:all .25s;position:relative;overflow:hidden}
.feature-card::after{content:"";position:absolute;left:0;right:0;top:0;bottom:0;background:radial-gradient(700px 160px at 10% 0%,rgba(90,143,188,.07),transparent 70%);pointer-events:none;opacity:0;transition:opacity .25s}
.feature-card:hover{border-color:rgba(90,143,188,.32);transform:translateY(-5px);box-shadow:var(--shadow-hover)}
.feature-card:hover::after{opacity:1}
.feature-icon{width:52px;height:52px;border-radius:14px;background:#fff;display:flex;align-items:center;justify-content:center;font-size:21px;color:var(--primary);box-shadow:0 6px 15px rgba(23,63,95,.08);margin-bottom:18px;position:relative;z-index:1}
.feature-card:nth-child(2) .feature-icon{color:#A27E4F}
.feature-card h3{font-size:18px;color:var(--title);font-weight:700;margin-bottom:10px;position:relative;z-index:1}
.feature-card p{font-size:14px;line-height:1.8;position:relative;z-index:1}
.feature-tag{display:inline-flex;font-size:12px;color:var(--primary);background:var(--primary-soft);padding:4px 12px;border-radius:100px;margin-top:14px;font-weight:600;position:relative;z-index:1}

/* 深色场景提示 */
.who-banner{background:var(--deep);background-image:url("/assets/images/backpic/back-1.png");background-position:center;background-size:cover;background-blend-mode:overlay;position:relative;color:#fff}
.who-banner::before{content:"";position:absolute;inset:0;background:linear-gradient(115deg,rgba(23,63,95,.96),rgba(23,63,95,.72))}
.who-inner{position:relative;z-index:3}
.who-layout{display:grid;grid-template-columns:1.05fr 1fr;gap:56px;align-items:center}
.who-copy h2{font-size:clamp(26px,3vw,36px);color:#fff;font-weight:700;line-height:1.3;margin-bottom:18px}
.who-copy p{color:rgba(255,255,255,.78);font-size:15px;margin-bottom:30px;line-height:1.9}
.who-copy-btn{display:flex;flex-wrap:wrap;gap:14px}
.who-cards{display:flex;flex-direction:column;gap:18px}
.who-card{background:rgba(255,255,255,.08);border:1px solid rgba(255,255,255,.15);border-radius:18px;padding:20px 22px;backdrop-filter:blur(8px);transition:all .25s}
.who-card:hover{background:rgba(255,255,255,.14);transform:translateX(6px)}
.who-card .who-card-label{display:inline-flex;align-items:center;gap:7px;font-size:13px;color:var(--gold);font-weight:700;letter-spacing:.05em;margin-bottom:8px}
.who-card h3{font-size:17px;color:#fff;font-weight:600;margin-bottom:6px}
.who-card p{font-size:14px;color:rgba(255,255,255,.72);line-height:1.8}

/* 查看步骤 */
.process-section{background:#fff}
.process-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:20px}
.process-item{position:relative;padding:28px 22px 24px;background:#F9FBFD;border:1px solid var(--line);border-radius:18px;transition:all .25s}
.process-item:hover{border-color:rgba(90,143,188,.32);box-shadow:var(--shadow-card)}
.process-step{display:inline-flex;align-items:center;justify-content:center;width:38px;height:38px;background:var(--deep);color:#fff;font-weight:700;font-size:15px;border-radius:50%;position:absolute;top:-15px;left:22px;box-shadow:0 6px 12px rgba(23,63,95,.2)}
.process-item h3{font-size:17px;color:var(--title);font-weight:700;margin:18px 0 8px}
.process-item p{font-size:14px;color:var(--text);line-height:1.8}
.process-item i.process-arrow{position:absolute;right:18px;bottom:16px;color:var(--primary);font-size:14px;opacity:0;transition:opacity .2s,transform .2s}
.process-item:hover i.process-arrow{opacity:1;transform:translateX(5px)}

/* FAQ */
.faq-section{background:var(--bg)}
.faq-layout{display:grid;grid-template-columns:340px 1fr;gap:52px}
.faq-intro .faq-badge{display:inline-flex;align-items:center;gap:10px;font-size:13px;color:var(--primary);background:var(--primary-soft);padding:.4rem 1rem;border-radius:100px;font-weight:600;margin-bottom:18px}
.faq-intro h2{font-size:30px;color:var(--title);font-weight:700;line-height:1.3;margin-bottom:18px}
.faq-intro p{font-size:15px;line-height:1.85;margin-bottom:26px}
.faq-next-step{display:inline-flex;align-items:center;gap:12px;background:#fff;padding:14px 20px;border-radius:16px;border:1px solid var(--line);font-size:15px;font-weight:600;color:var(--deep);transition:all .2s}
.faq-next-step i{color:var(--gold)}
.faq-next-step:hover{border-color:var(--primary);box-shadow:var(--shadow-card)}
.accordion-list .accordion-item{border:1px solid var(--line);border-radius:16px;background:#fff;margin-bottom:14px;overflow:hidden;transition:all .25s}
.accordion-list .accordion-item.is-active{border-color:rgba(90,143,188,.42);box-shadow:var(--shadow-card)}
.accordion-list .accordion-title{position:relative;display:block;padding:20px 62px 20px 24px;font-size:16px;font-weight:600;color:var(--title);line-height:1.6;cursor:pointer}
.accordion-list .accordion-title:hover{color:var(--primary)}
.accordion-list .accordion-title::before{content:"";position:absolute;left:20px;top:-4px;bottom:-4px;width:3px;border-radius:4px;background:var(--primary);opacity:0;transition:opacity .2s}
.accordion-list .accordion-item.is-active .accordion-title::before{opacity:1}
.accordion-list .accordion-title::after{content:"\f078";font-family:"Font Awesome 6 Free";font-weight:900;position:absolute;right:24px;top:20px;width:26px;height:26px;display:flex;align-items:center;justify-content:center;color:var(--primary);transition:transform .3s ease;font-size:14px}
.accordion-list .accordion-title:hover::after{color:var(--deep)}
.accordion-list .accordion-item.is-active .accordion-title::after{transform:rotate(180deg)}
.accordion-list .accordion-content{padding:0 24px 20px 24px;color:var(--text);font-size:15px;line-height:1.85;border-top:1px dashed #EDF2F7}
.accordion-list .accordion-content:not(.is-active){display:none}

/* 联系区 */
.contact-section{padding:var(--section-space) 0;background:linear-gradient(130deg,#142F47 0%,#0F2637 100%);position:relative;overflow:hidden}
.contact-section::before{content:"";position:absolute;top:-240px;right:-120px;width:560px;height:560px;border-radius:50%;background:radial-gradient(circle,rgba(90,143,188,.35),transparent 65%)}
.contact-section::after{content:"";position:absolute;bottom:0;left:0;right:0;height:160px;background:url("/assets/images/backpic/back-3.png") center/cover no-repeat;opacity:.08}
.contact-wrap{animation:none}
.contact-layout{display:grid;grid-template-columns:.9fr 1.1fr;gap:64px;position:relative;z-index:3}
.contact-left h2{color:#fff;font-size:clamp(28px,3.4vw,40px);line-height:1.3;font-weight:800;margin-bottom:18px}
.contact-left .contact-desc{color:rgba(255,255,255,.72);font-size:16px;line-height:1.85;margin-bottom:34px;max-width:440px}
.contact-points{display:flex;flex-direction:column;gap:22px}
.contact-points li{display:flex;gap:14px}
.contact-points .point-icon{width:44px;height:44px;border-radius:12px;display:flex;align-items:center;justify-content:center;font-size:17px;color:var(--gold);background:rgba(255,255,255,.09);flex:none}
.contact-points h3{font-size:15px;font-weight:700;color:#fff;margin-bottom:3px}
.contact-points p{font-size:14px;color:rgba(255,255,255,.66);line-height:1.7}
.contact-form-card{background:#fff;border-radius:22px;padding:36px 34px;box-shadow:0 20px 60px rgba(0,0,0,.18)}
.contact-form-card h3{font-size:23px;color:var(--title);font-weight:700;margin-bottom:8px}
.contact-form-card .form-sub{font-size:14px;color:var(--muted);margin-bottom:28px}
.form-grid{display:grid;grid-template-columns:1fr 1fr;gap:16px}
.form-group{position:relative}
.form-group.full{grid-column:1/-1}
.form-grid label{display:block;font-size:13px;font-weight:600;color:var(--title);margin-bottom:6px}
.form-grid input,.form-grid textarea{width:100%;background:#F8FAFC;border:1px solid #D4E0EC;border-radius:10px;padding:.75rem .95rem;color:var(--title);font-size:15px;transition:border-color .2s,box-shadow .2s;min-height:45px}
.form-grid textarea{min-height:100px;resize:vertical}
.form-grid input::placeholder,.form-grid textarea::placeholder{color:var(--muted)}
.form-grid input:focus,.form-grid textarea:focus{background:#fff;border-color:var(--primary);box-shadow:0 0 0 4px rgba(90,143,188,.15);outline:none}
.submit-btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;min-width:180px;background:var(--deep);color:#fff;border-radius:100px;font-weight:600;padding:.85rem 1.4rem;margin-top:10px;transition:background .2s,transform .2s,box-shadow .2s}
.submit-btn:hover{background:#1E547F;transform:translateY(-2px);box-shadow:0 10px 22px rgba(23,63,95,.2)}

/* 页脚 */
.site-footer{background:#10283A;color:rgba(255,255,255,.72);padding-top:70px}
.footer-top{display:grid;grid-template-columns:1.6fr 1fr 1fr 1.5fr;gap:44px;padding-bottom:46px;border-bottom:1px solid rgba(255,255,255,.1)}
.footer-brand .brand{color:#fff;margin-bottom:18px}
.footer-brand p{color:rgba(255,255,255,.66);font-size:14px;line-height:1.9;max-width:340px;margin-bottom:20px}
.trust-seal{display:inline-flex;align-items:center;gap:8px;border:1px solid rgba(255,255,255,.15);background:rgba(255,255,255,.04);color:var(--gold);font-size:13px;font-weight:600;padding:.55rem 1.05rem;border-radius:100px}
.site-footer h3{font-size:14px;letter-spacing:.1em;font-weight:600;color:#fff;text-transform:uppercase;margin-bottom:20px}
.footer-links li,.footer-contact li{margin-bottom:12px}
.footer-links a{font-size:14px;color:rgba(255,255,255,.68);display:inline-flex;align-items:center;gap:8px;transition:color .2s,padding .2s}
.footer-links a::before{content:"";width:5px;height:5px;border-radius:50%;background:var(--gold);opacity:.6}
.footer-links a:hover{color:#fff;padding-left:6px}
.footer-contact li{display:flex;gap:10px;font-size:14px;align-items:flex-start}
.footer-contact i{color:var(--gold);margin-top:5px}
.footer-bottom{display:flex;align-items:center;justify-content:space-between;gap:12px;flex-wrap:wrap;padding:22px 0;font-size:13px;color:rgba(255,255,255,.5)}

/* 响应式 */
@media (max-width:1100px){
  .primary-nav ul{gap:2px}
  .primary-nav a{padding:.42rem .8rem}
  .cat-quick .cards-grid{gap:14px;padding-left:18px;padding-right:18px}
}
@media (max-width:1023px){
  .cat-quick .cards-grid{grid-template-columns:repeat(2,1fr)}
  .content-layout{grid-template-columns:1fr}
  .side-stack{position:static;margin-top:8px}
  .side-stack .side-panel:first-child{margin-top:8px}
  .feature-grid{grid-template-columns:1fr 1fr}
  .who-layout{grid-template-columns:1fr;gap:32px}
  .process-grid{grid-template-columns:1fr 1fr}
  .faq-layout{grid-template-columns:1fr;gap:32px}
  .contact-layout{grid-template-columns:1fr;gap:44px}
  .footer-top{grid-template-columns:1fr 1fr}
}
@media (max-width:767px){
  .site-header{top:14px;padding:0 14px}
  .nav-capsule{flex-wrap:wrap;gap:8px;padding:10px 10px 10px 18px;border-radius:38px}
  .brand{flex:1 1 auto}
  .primary-nav{width:100%;max-height:0;overflow:hidden;opacity:0;transition:max-height .3s ease,opacity .3s ease,margin .3s ease;border-radius:18px}
  .nav-open .primary-nav{max-height:500px;opacity:1;padding:10px 4px;margin-top:4px;background:rgba(255,255,255,.8)}
  .primary-nav ul{flex-direction:column;align-items:stretch;gap:4px}
  .primary-nav a{display:block;text-align:left;padding:.65rem 1.1rem}
  .nav-actions{margin-left:auto}
  .nav-toggle{display:flex}
  .section{padding-top:64px;padding-bottom:64px}
  .container{padding-left:16px;padding-right:16px}
  .category-hero{padding:calc(var(--nav-height) + 70px) 0 74px}
  .hero-actions .btn{width:calc(50% - 10px)}
  .hero-trust{gap:14px;flex-direction:column;align-items:center}
  .cat-quick .cards-grid{grid-template-columns:1fr;padding:0 16px}
  .category-hero h1{font-size:32px}
  .feed-item{flex-direction:column;padding:14px}
  .feed-thumb{width:100%;flex:0 0 auto;aspect-ratio:16/8}
  .note-cta{flex-direction:column;align-items:flex-start;padding:26px 22px}
  .note-cta .note-btn{width:100%;text-align:center}
  .feature-grid{grid-template-columns:1fr}
  .process-grid{grid-template-columns:1fr}
  .form-grid{grid-template-columns:1fr}
  .contact-form-card{padding:24px 18px}
  .footer-top{grid-template-columns:1fr}
  .footer-bottom{flex-direction:column;text-align:center}
  .hero-actions .btn{width:100%;text-align:center}
}
@media (max-width:520px){
  .btn-lg{padding:.85rem 1.2rem}
  .feed-item{flex-direction:column;gap:14px}
  .who-card{padding:18px}
  .note-cta h2{font-size:20px}
  .accordion-list .accordion-title{padding:16px 52px 16px 18px;font-size:15px}
  .accordion-list .accordion-title::after{right:18px}
  .accordion-list .accordion-content{padding:0 16px 16px}
}

/* roulang page: category4 */
:root{
  --bg:#F2F6FA;
  --card:#FFFFFF;
  --primary:#5A8FBC;
  --primary-soft:rgba(90,143,188,.13);
  --deep:#173F5F;
  --gold:#BC9A6C;
  --heading:#1F2B38;
  --text:#4A5560;
  --muted:#8494A6;
  --border:#D4E0EC;
  --green:#3C9D7C;
  --green-soft:rgba(60,157,124,.12);
  --red-soft:rgba(200,100,90,.12);
  --radius-md:12px;
  --radius-lg:20px;
  --radius-xs:6px;
  --shadow-sm:0 1px 3px rgba(23,63,95,.06),0 10px 25px rgba(23,63,95,.06);
  --shadow-lg:0 12px 32px rgba(23,63,95,.14);
  --space-section:96px;
  --font-main:"PingFang SC","Microsoft YaHei","Noto Sans SC",system-ui,sans-serif;
}
*,*::before,*::after{box-sizing:border-box}
html{scroll-behavior:smooth}
body{margin:0;font-family:var(--font-main);background:var(--bg);color:var(--text);line-height:1.75;font-size:16px;font-weight:400;-webkit-font-smoothing:antialiased}
img{max-width:100%;display:block}
a{color:var(--deep);text-decoration:none;transition:color .2s,border-color .2s,background-color .2s}
a:focus-visible{outline:3px solid rgba(90,143,188,.35);outline-offset:2px;border-radius:4px}
button,input,textarea{font-family:var(--font-main)}
.container{max-width:1200px;margin:0 auto;padding:0 24px}
.grid-container{padding-left:24px;padding-right:24px}
section{position:relative}

/* header */
.site-header{position:fixed;top:16px;left:0;right:0;z-index:100;width:100%;pointer-events:none}
.site-header .nav-capsule{pointer-events:auto;max-width:1200px;margin:0 auto;width:calc(100% - 32px);min-height:64px;display:flex;align-items:center;justify-content:space-between;gap:8px;padding:0 12px 0 20px;background:rgba(255,255,255,.86);backdrop-filter:blur(14px);-webkit-backdrop-filter:blur(14px);border:1px solid rgba(212,224,236,.8);border-radius:60px;box-shadow:0 10px 30px rgba(23,63,95,.10);transition:min-height .3s,box-shadow .3s}
.site-header.scrolled .nav-capsule{min-height:54px;box-shadow:0 6px 22px rgba(23,63,95,.08)}
.brand{display:inline-flex;align-items:center;gap:10px;font-size:18px;font-weight:700;color:var(--heading);letter-spacing:.2px;white-space:nowrap}
.brand-mark{width:9px;height:9px;border-radius:50%;background:var(--gold);display:inline-block;box-shadow:0 0 0 5px rgba(188,154,108,.22)}
.primary-nav ul{display:flex;align-items:center;list-style:none;margin:0;padding:0;gap:4px}
.primary-nav a{display:block;padding:8px 14px;border-radius:40px;font-size:15px;color:var(--text);line-height:1.4}
.primary-nav a:hover{color:var(--deep);background:var(--primary-soft)}
.primary-nav a.is-active{color:var(--deep);background:rgba(90,143,188,.18);font-weight:600}
.nav-actions{display:flex;align-items:center;gap:8px}
.btn{display:inline-flex;align-items:center;justify-content:center;gap:6px;border-radius:60px;border:1px solid transparent;padding:10px 22px;font-size:15px;font-weight:600;line-height:1.5;white-space:nowrap;transition:background-color .25s,color .25s,border-color .25s,transform .25s,box-shadow .25s}
.btn-sm{padding:7px 17px;font-size:14px}
.btn-primary{background:var(--deep);color:#fff}
.btn-primary:hover{background:#1c4f75;color:#fff;transform:translateY(-2px);box-shadow:0 8px 22px rgba(23,63,95,.2)}
.btn-outline{background:rgba(255,255,255,.6);border-color:rgba(23,63,95,.35);color:var(--deep)}
.btn-outline:hover{background:var(--card);border-color:var(--deep);color:var(--deep);transform:translateY(-2px)}
.btn-gold{background:var(--gold);color:#fff}
.btn-gold:hover{background:#a98652;color:#fff;transform:translateY(-2px)}
.nav-toggle{display:none;background:transparent;border:1px solid var(--border);width:40px;height:40px;border-radius:50%;font-size:16px;color:var(--deep);cursor:pointer;align-items:center;justify-content:center}

/* footer */
.site-footer{background:var(--deep);color:#c7d4df;margin-top:0}
.footer-top{display:grid;grid-template-columns:1.3fr .7fr .9fr 1.1fr;gap:42px;padding-top:72px;padding-bottom:40px}
.site-footer .brand{color:#fff}
.footer-brand p{font-size:14px;line-height:1.9;margin:22px 0 16px;color:#b8c8d6;max-width:320px}
.trust-seal{display:inline-flex;align-items:center;gap:8px;background:rgba(255,255,255,.07);border-radius:40px;padding:7px 14px;font-size:13px;color:#e7d9c3}
.site-footer h3{color:#fff;font-size:16px;font-weight:600;margin:0 0 20px;letter-spacing:.5px}
.footer-links,.footer-contact{list-style:none;margin:0;padding:0}
.footer-links li{margin-bottom:9px}
.footer-links a{color:#b8c8d6;font-size:14px;transition:color .2s,padding-left .2s}
.footer-links a:hover{color:#fff;padding-left:4px}
.footer-contact li{display:flex;gap:12px;align-items:flex-start;margin-bottom:16px;font-size:13px;color:#b8c8d6}
.footer-contact i{color:#9bbfd9;margin-top:4px;width:18px;text-align:center}
.footer-bottom{border-top:1px solid rgba(255,255,255,.1);padding:24px 0 26px;display:flex;flex-wrap:wrap;justify-content:space-between;gap:12px;font-size:13px;color:#8fb0c6}

/* hero */
.cat-hero{margin-top:0;background:linear-gradient(rgba(23,63,95,.82),rgba(23,63,95,.78)),url('/assets/images/backpic/back-1.png') center/cover no-repeat;color:#fff;padding:160px 0 90px}
.cat-hero .container{max-width:1200px}
.hero-overline{display:inline-flex;align-items:center;gap:8px;background:rgba(255,255,255,.13);border:1px solid rgba(255,255,255,.2);padding:7px 16px;border-radius:50px;font-size:14px;letter-spacing:1px;color:#ffe9cf}
.cat-hero h1{font-size:44px;line-height:1.2;font-weight:700;color:#fff;margin:24px 0 18px;letter-spacing:-.5px}
.cat-hero .lead{font-size:17px;line-height:1.9;color:#dbe6ef;max-width:600px;margin-bottom:32px}
.hero-actions{display:flex;gap:14px;flex-wrap:wrap}
.hero-metrics{display:grid;grid-template-columns:repeat(3,1fr);gap:0;margin-top:64px;max-width:560px}
.hero-metrics .metric{padding:10px 22px 10px 0;border-right:1px solid rgba(255,255,255,.23)}
.hero-metrics .metric:last-child{border-right:0}
.hero-metrics strong{display:block;font-size:28px;line-height:1.2;color:#f5d6a8;font-weight:700}
.hero-metrics span{font-size:13px;color:#c3d2de}
.hero-visual{position:relative;padding:30px 0}
.window-card{background:#fff;border-radius:18px;padding:8px 8px 10px;box-shadow:0 30px 60px rgba(0,0,0,.25);max-width:440px;margin-left:auto;transform:rotate(1.2deg)}
.window-top{display:flex;gap:6px;align-items:center;padding:6px 8px 12px}
.window-top i{width:9px;height:9px;border-radius:50%;display:inline-block}
.window-top i:nth-child(1){background:#E58E8E}
.window-top i:nth-child(2){background:#F2C36B}
.window-top i:nth-child(3){background:#74B98C}
.window-body{border:1px solid #e9eff5;border-radius:13px;overflow:hidden;background:#f7fafc}
.window-body img{width:100%;height:230px;object-fit:cover}
.window-tag{padding:13px 14px;display:flex;align-items:center;justify-content:space-between;background:#fff}
.window-tag em{font-style:normal;font-weight:600;color:var(--heading);font-size:14px}
.window-tag span{font-size:12px;color:var(--muted);background:var(--primary-soft);padding:4px 12px;border-radius:40px}

/* quick category cards */
.quick-cards-wrap{background:var(--bg);padding:70px 0 74px}
.quick-head{display:flex;align-items:center;gap:14px;justify-content:space-between;margin-bottom:28px}
.quick-head h2{font-size:28px;margin:6px 0 0;color:var(--heading)}
.sec-tag{background:var(--primary-soft);color:var(--primary);font-size:13px;padding:5px 14px;border-radius:60px;font-weight:600}
.quick-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:20px}
.cat-nav-card{background:var(--card);border:1px solid transparent;border-radius:var(--radius-lg);padding:26px 22px;box-shadow:var(--shadow-sm);transition:transform .25s,box-shadow .25s,border-color .25s}
.cat-nav-card:hover{transform:translateY(-5px);box-shadow:var(--shadow-lg);border-color:rgba(90,143,188,.35)}
.cat-nav-card .ic{width:44px;height:44px;background:var(--primary-soft);border-radius:14px;display:flex;align-items:center;justify-content:center;margin-bottom:16px;color:var(--primary);font-size:18px}
.cat-nav-card.is-current{background:var(--deep);color:#fff}
.cat-nav-card.is-current .ic{background:rgba(255,255,255,.13);color:#f5d6a8}
.cat-nav-card.is-current h3{color:#fff}
.cat-nav-card.is-current p{color:#cfdbe5}
.cat-nav-card.is-current .go-link{color:#f5d6a8}
.cat-nav-card h3{margin:0 0 6px;font-size:19px;color:var(--heading);font-weight:600}
.cat-nav-card p{font-size:13px;line-height:1.7;color:var(--muted);margin:0 0 16px}
.go-link{display:inline-flex;align-items:center;gap:5px;font-size:13px;font-weight:600;color:var(--primary)}
.go-link i{transition:transform .25s}
.cat-nav-card:hover .go-link i{transform:translateX(4px)}
.current-badge{display:inline-block;background:#FFF3E0;color:#b37c2e;font-size:12px;margin-bottom:10px;padding:3px 11px;border-radius:30px}

/* split content */
.content-split{background:var(--card);padding:80px 0 86px}
.split-wrap{display:grid;grid-template-columns:minmax(0,1.6fr) minmax(0,.9fr);gap:50px}
.block-title{font-size:30px;line-height:1.2;color:var(--heading);margin:8px 0 10px;font-weight:700}
.block-sub{font-size:15px;color:var(--muted);max-width:520px}
.article-list{margin-top:32px}
.article-row{display:flex;gap:22px;padding:24px 0;border-bottom:1px solid #e8eef4;align-items:center}
.article-row:first-child{padding-top:0}
.article-row:last-child{border-bottom:0}
.article-row img{width:220px;height:132px;object-fit:cover;border-radius:var(--radius-md);flex-shrink:0;background:#e5edf4}
.article-row-featured{display:grid;grid-template-columns:1fr 1fr;gap:26px;background:#f6f9fc;border-radius:var(--radius-lg);padding:18px;border:1px solid #eef3f8;margin-bottom:10px}
.article-row-featured img{width:100%;height:auto;aspect-ratio:16/10;object-fit:cover;border-radius:12px}
.article-row-featured h3{margin:0 0 10px;font-size:21px}
.article-row-featured p{font-size:14px}
.article-row h3{margin:0 0 8px;font-size:17px;color:var(--heading)}
.article-row p{margin:0;font-size:14px;color:var(--muted)}
.article-row .fs-avatar{width:220px;height:132px;flex-shrink:0}

/* aside */
.aside-panel{display:flex;flex-direction:column;gap:22px}
.aside-box{background:var(--bg);border:1px solid #e7edf3;border-radius:var(--radius-lg);padding:24px 22px}
.aside-box h3{font-size:17px;margin:0 0 15px;color:var(--heading);padding-bottom:13px;border-bottom:1px dashed #d7e0e8}
.aside-box.is-gold{background:linear-gradient(145deg,#fff9ef,#f4ecd8);border-color:rgba(188,154,108,.4)}
.related-links{list-style:none;margin:0;padding:0}
.related-links li{padding:8px 0;border-bottom:1px solid #e2e9ef;font-size:14px}
.related-links li:last-child{border:0}
.related-links i{color:var(--gold);width:18px;font-size:12px}
.related-links a{display:flex;align-items:baseline;gap:8px;color:var(--text)}
.related-links a:hover{color:var(--deep)}
.mini-nums{display:flex;flex-direction:column;gap:14px}
.mini-nums div{display:flex;align-items:center;gap:12px}
.mini-nums strong{color:var(--deep);font-size:26px;font-weight:700;line-height:1;width:74px}
.mini-nums span{font-size:13px;line-height:1.55;color:var(--text)}
.home-card-btn{display:flex;align-items:center;justify-content:center;gap:10px;background:var(--deep);color:#fff;border-radius:60px;padding:13px 10px;font-weight:600;font-size:15px;margin-top:14px;transition:background .25s,transform .25s}
.home-card-btn:hover{background:#1e4d73;color:#fff;transform:translateY(-2px)}

/* flow */
.flow-section{padding:90px 0;background:#fff;position:relative;overflow:hidden}
.flow-inner{display:grid;grid-template-columns:1fr 1fr;gap:34px;align-items:center}
.flow-media{border-radius:var(--radius-lg);overflow:hidden;position:relative;box-shadow:var(--shadow-sm)}
.flow-media img{width:100%;height:300px;object-fit:cover}
.flow-media::after{content:'';position:absolute;left:0;right:0;bottom:0;height:110px;background:linear-gradient(transparent,rgba(23,63,95,.5))}
.flow-card{background:#fff;border:1px solid #e6edf3;border-radius:20px;padding:28px}
.flow-step{display:grid;grid-template-columns:52px 1fr;gap:14px;padding:18px 0;border-bottom:1px solid #edf2f6}
.flow-step:first-of-type{padding-top:12px}
.flow-step:last-child{border:0}
.step-num{width:42px;height:42px;border-radius:14px;background:var(--primary-soft);color:var(--primary);display:flex;align-items:center;justify-content:center;font-weight:700;font-size:16px}
.flow-step strong{display:block;font-size:17px;color:var(--heading);margin-bottom:5px}
.flow-step p{font-size:14px;color:var(--muted);margin:0}

/* service band */
.service-band{padding:80px 0;background:#F8FBFD}
.service-window{max-width:1200px;margin:0 auto;background:var(--deep);border-radius:var(--radius-lg);padding:60px 54px;color:#fff;overflow:hidden;position:relative}
.service-window::before{content:'SERVICE';position:absolute;right:-22px;top:10px;font-size:92px;font-weight:800;color:rgba(255,255,255,.04);letter-spacing:2px}
.service-window .block-title{color:#fff}
.service-window .block-sub{color:#b6c9d9}
.service-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:24px;margin-top:36px}
.service-item{background:rgba(255,255,255,.06);border:1px solid rgba(255,255,255,.09);border-radius:18px;padding:25px 22px}
.service-item i{font-size:28px;color:#e9c08e}
.service-item h3{color:#fff;font-size:18px;margin:18px 0 8px;font-weight:600}
.service-item p{color:#c8d8e5;font-size:14px;margin:0}
.service-item .tag-inline{margin-top:13px;display:inline-block;font-size:12px;background:rgba(255,255,255,.1);padding:3px 12px;border-radius:50px}

/* faq area */
.faq-area{padding:86px 0 90px;background:var(--bg)}
.faq-wrap{display:grid;grid-template-columns:.9fr 1.4fr;gap:44px;align-items:flex-start}
.faq-note{background:var(--card);border-radius:var(--radius-lg);padding:28px;box-shadow:var(--shadow-sm);border:1px solid #e9eef3}
.faq-note .icon-mini{width:48px;height:48px;border-radius:16px;background:var(--primary-soft);display:flex;align-items:center;justify-content:center;color:var(--primary);font-size:20px;margin-bottom:16px}
.faq-note h3{color:var(--heading);font-size:19px;margin:0 0 12px}
.faq-note p{font-size:14px;color:var(--muted);line-height:1.8;margin-bottom:18px}
.faq-stack{display:flex;flex-direction:column;gap:13px}
.faq-item{background:var(--card);border-radius:var(--radius-md);border:1px solid #e3ebf2;overflow:hidden;transition:box-shadow .25s,border-color .25s;box-shadow:0 1px 2px rgba(23,63,95,.03)}
.faq-item.open{border-color:rgba(90,143,188,.45);box-shadow:var(--shadow-sm);border-left:3px solid var(--primary)}
.faq-q{display:flex;align-items:center;justify-content:space-between;gap:15px;padding:17px 20px;cursor:pointer;font-weight:600;color:var(--heading);font-size:15px}
.faq-q i{color:var(--primary);transition:transform .25s;font-size:15px;flex-shrink:0}
.faq-item.open .faq-q i{transform:rotate(45deg)}
.faq-a{max-height:0;overflow:hidden;transition:max-height .3s ease;padding:0 20px;border-top:0 solid #e9eff4;color:var(--text);font-size:14px;line-height:1.85}
.faq-item.open .faq-a{max-height:260px;padding:14px 20px 18px;border-top-width:1px;border-color:#edf2f7}
.faq-cta-link{display:inline-flex;gap:8px;margin-top:8px;font-size:14px;color:var(--primary);font-weight:600}

/* contact CTA */
.contact-block{padding:0 20px 90px;background:var(--bg)}
.contact-box{max-width:1200px;margin:0 auto;background:#fff;border-radius:26px;box-shadow:var(--shadow-sm);border:1px solid #e9eef3;display:grid;grid-template-columns:1fr 1fr;overflow:hidden}
.contact-desc{background:linear-gradient(155deg,#f8fbfd,#edf5fa);padding:48px 46px}
.contact-desc h2{font-size:30px;color:var(--heading);margin:8px 0 14px}
.contact-desc>p{font-size:15px;line-height:1.85;color:var(--text);margin-bottom:24px}
.contact-points{list-style:none;padding:0;margin:0 0 28px}
.contact-points li{display:flex;align-items:center;gap:11px;margin-bottom:13px;font-size:14px;color:var(--text)}
.contact-points .ic{width:28px;height:28px;border-radius:10px;background:var(--primary-soft);color:var(--primary);display:flex;align-items:center;justify-content:center;font-size:12px}
.contact-form-area{padding:48px 44px}
.form-label{display:block;font-size:13px;color:var(--heading);font-weight:600;margin-bottom:6px}
.form-control{background:#F8FAFC;border:1px solid var(--border);border-radius:12px;padding:11px 15px;font-size:15px;width:100%;margin-bottom:18px;transition:border-color .2s,box-shadow .2s;color:var(--heading)}
.form-control:focus{outline:0;border-color:var(--primary);box-shadow:0 0 0 4px rgba(90,143,188,.15)}
textarea.form-control{min-height:110px;resize:vertical}
.form-note{font-size:13px;color:var(--muted);margin-top:-8px;margin-bottom:18px}
.form-feedback{background:var(--green-soft);color:var(--green);border-radius:10px;padding:11px 15px;font-size:14px;margin-top:14px;display:none}

/* responsive */
@media screen and (max-width:1024px){
  .primary-nav{display:none;position:absolute;top:calc(100% + 12px);left:0;right:0;background:rgba(255,255,255,.97);border-radius:24px;padding:20px;box-shadow:var(--shadow-lg)}
  .primary-nav.open{display:block}
  .primary-nav ul{flex-direction:column;align-items:stretch;gap:2px}
  .primary-nav a{padding:12px 18px;border-radius:14px;border-bottom:1px solid #f0f4f7}
  .site-header .nav-capsule{flex-wrap:nowrap}
  .nav-toggle{display:inline-flex}
  .nav-actions .btn:not(.btn-sm){display:none}
  .quick-grid{grid-template-columns:repeat(2,1fr)}
  .split-wrap{grid-template-columns:1fr}
  .flow-inner{grid-template-columns:1fr}
  .faq-wrap{grid-template-columns:1fr}
  .footer-top{grid-template-columns:1fr 1fr}
}
@media screen and (max-width:768px){
  .footer-top{grid-template-columns:1fr;gap:34px;padding-top:52px}
  .footer-tt{padding:20px 18px}
  .article-row{flex-direction:column;align-items:flex-start;gap:14px}
  .article-row img{width:100%;height:auto;aspect-ratio:16/9}
  .article-row-featured{grid-template-columns:1fr}
  .quick-grid{grid-template-columns:1fr}
  .service-grid{grid-template-columns:1fr}
  .contact-box{grid-template-columns:1fr}
  .cat-hero{padding:120px 0 50px}
  .hero-window{display:none}
  .hero-metrics{grid-template-columns:3;max-width:100%}
  .cat-hero-inner .grid-x{display:block}
  .page-pad{padding-top:140px}
}
@media (max-width:640px){
  .hero-metrics strong{font-size:20px}
  .section{padding-left:16px;padding-right:16px}
  .site-header .nav-capsule{padding-left:14px}
  .brand{font-size:15px}
  .brand-mark{width:7px;height:7px}
  .cat-head .grid-x{display:block}
  .service-window{padding:36px 24px}
  .cat-hero h1{font-size:34px}
  .block-title{font-size:26px}
  .contact-desc,.contact-form-area{padding:34px}
  .flow-card{padding:22px}
  .hero-metrics .metric{padding:8px 16px 8px 0}
  .footer-top{grid-template-columns:1fr}
}