/* roulang page: index */
:root {
  --brand: #2E6FD8;
  --brand-dark: #174A9C;
  --brand-deep: #103A73;
  --brand-soft: #EAF2FE;
  --accent: #C9A86A;
  --accent-soft: #F6F0E2;
  --bg-light: #F4F9FF;
  --white: #FFFFFF;
  --ink: #172D45;
  --body: #42566E;
  --muted: #8298B1;
  --line: #DCE7F2;
  --radius-lg: 16px;
  --radius: 8px;
  --shadow: 0 6px 20px rgba(37,99,201,.06);
  --shadow-hover: 0 16px 36px rgba(37,99,201,.14);
  --transition: .25s ease;
}
*,*:before,*:after{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth}
body{
  font-family:"PingFang SC","Microsoft YaHei","Noto Sans CJK SC","Helvetica Neue",sans-serif;
  background:#fff;
  color:var(--body);
  font-size:16px;
  line-height:1.75;
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;height:auto;display:block}
a{color:inherit;text-decoration:none;transition:color var(--transition)}
p+h2,h2+p,h3+p{margin-top:10px}
h1,h2,h3,h4,h5{font-family:"Barlow","Inter","PingFang SC","Microsoft YaHei",sans-serif;color:var(--ink);line-height:1.3}
.grid-container{max-width:1320px;padding-left:1.5rem;padding-right:1.5rem}
.text-brand{color:var(--brand)}
.text-muted{color:var(--muted)}
.bg-light{background:var(--bg-light)!important}

/* Button */
.button{
  border-radius:var(--radius);
  font-weight:600;
  letter-spacing:.02em;
  padding:.95rem 1.65rem;
  margin:0;
  min-height:48px;
  display:inline-flex;
  align-items:center;
  justify-content:center;
  gap:.5rem;
  border:1px solid transparent;
  transition:.2s ease;
}
.button.primary{background:var(--brand);color:#fff}
.button.primary:hover{background:var(--brand-dark);color:#fff;transform:translateY(-2px)}
.button.primary:focus{outline:2px solid var(--brand);outline-offset:3px}
.button.secondary{background:#fff;color:var(--brand-dark);border:1px solid var(--brand);box-shadow:none}
.button.secondary:hover{background:var(--brand-soft);color:var(--brand-dark);transform:translateY(-2px)}
.button.ghost{background:transparent;color:#fff;border:1px solid rgba(255,255,255,.7)}
.button.ghost:hover{background:rgba(255,255,255,.12);color:#fff}
.text-link{color:var(--brand);text-decoration:underline;text-underline-offset:4px;font-weight:600}
.text-link:hover{color:var(--brand-dark)}

/* section */
.site-main{padding:0;overflow:hidden}
.section{position:relative}
.section-space{padding:96px 0}
.section-head{margin-bottom:52px}
.section-head .overline{
  display:inline-block;font-size:13px;letter-spacing:.16em;color:var(--brand);
  font-weight:700;background:var(--brand-soft);border-radius:80px;padding:6px 16px;margin-bottom:14px;
}
.section-head h2{font-size:34px;font-weight:700;letter-spacing:-.02em}
.section-head .intro{max-width:640px;color:var(--muted);font-size:15.5px;margin-top:8px}

/* top bar */
.site-topbar{background:var(--brand-soft);border-bottom:1px solid var(--line);font-size:13px;padding:7px 0}
.site-topbar .grid-container{display:flex;align-items:center;justify-content:space-between;gap:16px;flex-wrap:wrap}
.topbar-left{display:flex;align-items:center;gap:12px;color:var(--brand-dark)}
.topbar-left i{color:var(--brand)}
.topbar-right{color:var(--body);font-size:13px}
.topbar-right span{margin-right:16px}
@media(max-width:767px){.topbar-right span,.topbar-left span{display:none}}

/* header */
.site-header{
  position:relative;background:#fff;border-bottom:1px solid var(--line);
  z-index:60;
}
.header-inner{display:flex;justify-content:space-between;align-items:center;height:76px;gap:30px}
.brand-logo{display:flex;align-items:center;gap:12px;min-width:260px}
.logo-mark{
  width:42px;height:42px;background:var(--brand);border-radius:10px;color:#fff;
  font-weight:800;font-size:19px;display:flex;align-items:center;justify-content:center;
  box-shadow:0 8px 16px rgba(46,111,216,.2);
}
.logo-mark span{color:#fff}
.brand-text .brand-name{font-size:20px;font-weight:700;color:var(--ink);letter-spacing:.01em}
.brand-text .brand-sub{font-size:10px;color:var(--muted);letter-spacing:.28em;text-transform:uppercase;margin-top:-2px;display:block}
.main-nav{display:flex;align-items:center;gap:6px;flex:1;justify-content:center}
.main-nav .nav-item{
  padding:8px 16px;font-size:15px;font-weight:600;color:var(--body);position:relative;border-radius:6px;
}
.main-nav .nav-item:hover{color:var(--brand);background:rgba(46,111,216,.05)}
.main-nav .nav-item.active{color:var(--brand)}
.main-nav .nav-item.active::after{content:"";position:absolute;left:16px;right:16px;bottom:-6px;height:3px;background:var(--brand);border-radius:4px 4px 0 0}
.header-actions{display:flex;align-items:center;gap:10px;min-width:250px;justify-content:flex-end}
.header-actions .button{min-height:42px;padding:.55rem 1.15rem;font-size:14px}
.header-burger{display:none;background:transparent;border:1px solid var(--line);border-radius:8px;width:42px;height:42px;align-items:center;justify-content:center;color:var(--ink);font-size:20px;cursor:pointer}
@media(max-width:1100px){
  .brand-logo{min-width:auto}
  .main-nav{display:none}
  .header-actions .header-custom-btn,.header-actions .btn-text{display:none}
  .header-actions{min-width:auto}
  .header-burger{display:inline-flex}
}

/* offcanvas */
.off-canvas{background:#fff;width:320px}
.off-canvas .mobile-menu-head{padding:22px 22px 16px;border-bottom:1px solid var(--line);display:flex;justify-content:space-between;align-items:center}
.off-canvas .mobile-menu-head img{width:38px;height:38px;border-radius:8px}
.off-canvas .mobile-nav a{
  display:block;padding:13px 24px;border-bottom:1px solid var(--line);font-weight:600;color:var(--ink);
}
.off-canvas .mobile-nav a:hover{background:var(--brand-soft);color:var(--brand)}
.off-canvas .mobile-nav .button{margin:16px 22px;width:calc(100% - 44px)}
.offcanvas-close{
  width:36px;height:36px;background:var(--bg-light);border:0;border-radius:8px;color:var(--ink);cursor:pointer;
}
.off-canvas.is-transition{visibility:visible!important;transform:translateX(0)!important}
.off-canvas-content.is-transition{padding-right:0!important}

/* hero */
.hero-section{
  background:#F4F9FF;
  padding:92px 0 120px;
  position:relative;
  overflow:hidden;
  background-image:
   radial-gradient(circle at 78% 25%, rgba(46,111,216,.12) 0, transparent 34%),
   radial-gradient(circle at 18% 88%, rgba(201,168,106,.13) 0, transparent 24%),
   linear-gradient(180deg,#F4F9FF, #fff);
}
.hero-section:before{
  content:"";position:absolute;inset:0;
  background-image:url('/assets/images/backpic/back-1.webp');
  background-size:cover;background-position:center;background-attachment:scroll;
  opacity:.16;
}
.hero-inner .grid{display:flex;align-items:center}
.hero-left{position:relative;z-index:2}
.hero-eyebrow{
  display:inline-flex;align-items:center;gap:8px;background:rgba(46,111,216,.1);
  border:1px solid rgba(46,111,216,.16);color:var(--brand);border-radius:100px;
  padding:7px 16px;font-size:13.5px;font-weight:600;letter-spacing:.06em;
  margin-bottom:22px;
}
.hero-eyebrow i{font-size:15px}
.hero-section h1{
  font-size:52px;line-height:1.18;color:var(--ink);font-weight:800;
  margin-bottom:18px;letter-spacing:-.02em;background:linear-gradient(135deg,var(--ink),var(--brand));
  -webkit-background-clip:text;background-clip:text;-webkit-text-fill-color:transparent;
}
.hero-desc{
  font-size:17px;line-height:1.85;color:var(--body);max-width:580px;margin-bottom:32px;
}
.hero-actions{display:flex;gap:14px;flex-wrap:wrap}
.hero-proof{margin-top:34px;display:flex;gap:22px;align-items:center;flex-wrap:wrap}
.score-item{display:flex;align-items:center;gap:10px}
.score-item .num{font-size:20px;font-weight:700;color:var(--ink);font-feature-settings:"tnum"}
.score-item .txt{font-size:12px;color:var(--muted)}
.hero-right{position:relative}
.hero-card{
  background:#fff;border-radius:20px;box-shadow:var(--shadow-hover);padding:22px;border:1px solid var(--line);
}
.hero-card-top{display:flex;justify-content:space-between;align-items:center;border-bottom:1px solid var(--line);padding-bottom:14px}
.ticket-name{font-size:15px;font-weight:600;color:var(--ink)}
.vip-badge{background:var(--accent);color:#fff;font-size:11px;font-weight:700;border-radius:6px;padding:4px 10px;letter-spacing:.08em}
.hero-card-body{padding:16px 2px 0}
.hero-card-row{display:flex;gap:16px;align-items:center;margin-bottom:14px}
.hero-card-row i{width:38px;height:38px;background:var(--brand-soft);border-radius:10px;color:var(--brand);display:flex;align-items:center;justify-content:center;font-size:16px}
.hero-card-row h4{font-size:14px}
.hero-card-row p{font-size:12px;color:var(--muted)}
.hero-card-img{margin-top:14px;border-radius:14px;overflow:hidden}
@media(max-width:1024px){
  .hero-section{padding:70px 0 80px}
  .hero-section h1{font-size:42px}
  .hero-right{margin-top:38px}
}
@media(max-width:640px){
  .hero-section h1{font-size:34px}
  .hero-desc{font-size:15px}
}

/* section title */
.section-title{font-size:32px}
.section-description{color:var(--muted);font-size:15px;max-width:820px;line-height:1.9}

/* news */
.news-section{background:var(--bg-light);border-top:1px solid var(--line);border-bottom:1px solid var(--line)}
.news-panel{display:flex;flex-direction:column;gap:20px}
.news-feature{
  background:#fff;border-radius:var(--radius-lg);border:1px solid var(--line);box-shadow:var(--shadow);
  overflow:hidden;display:flex;min-height:270px;
}
.news-feature .feature-img{width:46%;min-height:270px;position:relative;background-size:cover;background-position:center}
.news-feature .feature-img:before{content:"";position:absolute;inset:0;background:linear-gradient(145deg,rgba(23,45,69,.03),rgba(46,111,216,.14))}
.news-feature .feature-body{padding:28px 34px;display:flex;flex-direction:column;flex:1}
.feature-tag{display:inline-block;background:var(--brand-soft);color:var(--brand);font-size:12px;font-weight:700;padding:5px 12px;border-radius:100px;margin-bottom:14px;align-self:flex-start;border:1px solid rgba(46,111,216,.15)}
.news-feature h3{font-size:22px;margin-bottom:12px;line-height:1.5}
.news-feature h3 a:hover{color:var(--brand)}
.feature-desc{color:var(--muted);font-size:14px;line-height:1.8;flex:1}
.news-list-grid{display:flex;flex-direction:column;gap:20px}
.news-list-card{
  background:#fff;border-radius:var(--radius-lg);border:1px solid var(--line);box-shadow:var(--shadow);
  padding:20px 22px;display:flex;gap:20px;position:relative;transition:box-shadow var(--transition),transform var(--transition);
}
.news-list-card:hover{box-shadow:var(--shadow-hover);transform:translateY(-3px)}
.news-thumb{
  flex:0 0 110px;height:76px;border-radius:10px;background:
   radial-gradient(circle at 60% 40%,rgba(46,111,216,.28),transparent 55%),
   linear-gradient(140deg,#d8e8fb,#f2f8ff);
  display:flex;align-items:center;justify-content:center;color:rgba(46,111,216,.6);font-size:24px;
  position:relative;background-size:auto;
}
.news-thumb-num{font-weight:800;font-size:24px;color:rgba(46,111,216,.55)}
.news-list-main{flex:1}
.news-list-main h4{font-size:15px;font-weight:600;color:var(--ink);margin-bottom:4px;line-height:1.6}
.news-list-main h4 a:hover{color:var(--brand)}
.news-list-main .desc{font-size:13px;color:var(--muted);font-size:13px;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;margin-bottom:4px}
.news-meta{display:flex;align-items:center;flex-wrap:wrap;gap:8px;font-size:12px;color:var(--muted)}
.news-meta .divider{width:1px;height:14px;background:var(--line)}
.news-meta .tag{background:var(--accent-soft);color:#8f6f37;border-radius:4px;padding:2px 8px}
.news-empty{
  grid-column:1/-1;border:1px dashed #bed4ee;background:#f0f7ff;color:#6f8db0;border-radius:var(--radius-lg);
  padding:42px;display:flex;flex-direction:column;align-items:center;font-size:14px;text-align:center;
}
.news-empty i{font-size:30px;margin-bottom:10px;color:#9dbfe4}
@media(max-width:900px){
  .news-feature{flex-direction:column-reverse}
  .news-feature .feature-img{width:100%;min-height:180px}
}
@media(max-width:640px){
  .news-section .feature-body .feature-desc{display:none}
  .news-feature{min-height:0}
}

/* benefits table */
.benefit-section{background:linear-gradient(180deg,#fff,var(--bg-light))}
.table-card{
  border:1px solid var(--line);border-radius:var(--radius-lg);overflow:hidden;background:#fff;
  box-shadow:var(--shadow);
}
.table-card table{border-collapse:separate;border-spacing:0;width:100%;margin:0}
.table-card th,.table-card td{padding:18px 22px; border-bottom:1px solid var(--line);font-size:14px;text-align:center;vertical-align:middle}
.table-card thead th{background:var(--brand-soft);color:var(--ink);font-weight:700;border-top:0;font-size:15px}
.table-card thead th:first-child{text-align:left}
.table-card thead th:last-child{border-right:0}
.table-card tbody tr:last-child td{border-bottom:0}
.table-card td:first-child{text-align:left;color:var(--ink);font-weight:600}
.table-card tbody tr:nth-child(even){background:#F7FAFE}
.highlight-col{position:relative;background:linear-gradient(180deg,#fffbee,#fffcf7)!important;border-left:1px solid rgba(201,168,106,.4);border-right:1px solid rgba(201,168,106,.25)}
.highlight-col:before{content:"推荐关注";position:absolute;top:-11px;left:50%;transform:translateX(-50%);background:var(--accent);color:#fff;border-radius:5px;font-size:11px;padding:3px 10px;white-space:nowrap;font-weight:700}
.icon-yes{color:var(--brand);font-weight:800}
.icon-no{color:#B9C9DB}
.swipe-tip{display:none;font-size:12px;color:var(--muted);margin-top:10px;align-items:center;gap:6px}
@media(max-width:767px){
  .table-wrapper{overflow-x:auto;padding-bottom:6px}
  .table-wrapper table{min-width:720px}
  .swipe-tip{display:flex}
  .table-card th:first-child,.table-card td:first-child{position:sticky;left:0;background:#fff;z-index:2;box-shadow:3px 0 6px rgba(46,111,216,.04)}
  .table-card th:first-child{background:#e8f1fd;z-index:5}
}

/* member level */
.level-section{padding:100px 0}
.level-wrap{display:flex;flex-direction:column;gap:24px;position:relative}
.level-item{
  border-radius:20px;padding:30px 34px;transition:.3s ease;display:grid;grid-template-columns:auto 1fr auto;gap:28px;
  background:#fff;border:1px solid var(--line);box-shadow:var(--shadow);
}
.level-item:hover{transform:translateY(-3px);box-shadow:var(--shadow-hover)}
.level-item.is-offset{margin-left:5%}
.level-item.is-special{border-top:3px solid var(--accent);margin-right:5%;background:linear-gradient(90deg,#fff,#fffcf4)}
.level-num{font-size:52px;font-weight:800;color:transparent;-webkit-text-stroke:1.5px rgba(46,111,216,.4);line-height:1;min-width:110px;display:flex;align-items:center;font-family:"Inter","Barlow",sans-serif}
.level-special .level-num{color:rgba(201,168,106,.45);-webkit-text-stroke:1.5px rgba(201,168,106,.55)}
.level-info h3{font-size:24px;font-weight:700;margin-bottom:8px}
.level-info .level-desc{font-size:14px;color:var(--muted);line-height:1.8;margin-bottom:16px}
.tags{display:flex;flex-wrap:wrap;gap:8px}
.tag{background:var(--brand-soft);border:1px solid rgba(46,111,216,.12);color:var(--brand-dark);border-radius:6px;padding:4px 13px;font-size:12.5px}
.tag-gold{background:var(--accent-soft);border:1px solid rgba(201,168,106,.3);color:#8f6f37}
.level-link{font-size:13px;align-self:center;color:var(--brand);font-weight:700;white-space:nowrap;text-decoration:underline;text-underline-offset:4px}
@media(max-width:1024px){
  .level-item .level-num{min-width:72px;font-size:40px}
}
@media(max-width:760px){
  .level-item{display:block;padding:24px}
  .level-num{margin-bottom:8px;font-size:36px}
  .level-link{display:inline-block;margin-top:16px}
  .level-item.is-offset,.level-item.is-special{margin:0}
}

/* content preview */
.cPreview{padding:100px 0 90px;background:#fff;border-top:1px solid var(--line);border-bottom:1px solid var(--line)}
.grid-card-lock{
  display:grid;grid-template-columns:1fr 1fr;gap:30px;
}
.lock-card{
  background:var(--bg-light);border:1px solid var(--line);border-radius:20px;overflow:hidden;
  position:relative;transition:transform .3s ease,box-shadow .3s ease;
  display:flex;
}
.lock-card:hover{transform:translateY(-5px);box-shadow:var(--shadow-hover)}
.lock-card-head{
  overflow:hidden;min-height:155px;object-fit:cover;
}
.lock-card-content{padding:30px;flex:1;display:flex;flex-direction:column}
.lock-badge{align-self:flex-start;background:var(--accent);color:#fff;font-size:12px;font-weight:700;padding:5px 12px;border-radius:100px;margin-bottom:12px;letter-spacing:.06em}
.lock-card h3{font-size:22px;line-height:1.5;margin-bottom:10px}
.lock-card p{color:var(--muted);font-size:14px;line-height:1.8}
.lock-overlay{filter:blur(5px);opacity:.45;transform:scale(.99)}
.lock-footer{margin-top:24px;display:flex;justify-content:space-between;align-items:center}
.is-tall{flex-direction:row-reverse}
@media(max-width:900px){
  .grid-card-lock{grid-template-columns:1fr}
  .grid-card-lock .lock-card{flex-direction:column}
}

/* faq */
.faq-section{background:var(--bg-light);padding:100px 0}
.faq-grid{display:grid;grid-template-columns:1fr 380px;gap:50px;align-items:start}
.accordion{background:transparent}
.accordion-item{
  background:#fff;border:1px solid var(--line)!important;border-radius:var(--radius-lg);margin-bottom:16px;box-shadow:none;overflow:hidden;
}
.accordion-item:last-child{margin-bottom:0}
.accordion-title{
  position:relative;padding:26px 28px!important;background:transparent!important;
  font-size:17px!important;font-weight:700;color:var(--ink);margin:0;line-height:1.5;
  display:flex;align-items:center;cursor:pointer;gap:14px;
}
.accordion-title:hover,.accordion-title:focus,details[open] .accordion-title{color:var(--brand);background:#fbfdff!important}
.accordion-title .fa{order:2;margin-left:auto;width:24px;height:24px;border-radius:6px;background:var(--bg-light);display:flex;align-items:center;justify-content:center;color:var(--brand);font-size:14px}
.accordion-content{
  padding:4px 28px 28px!important;color:var(--body);font-size:15px;background:#fff;border:0;display:block;
}
.accordion-content .in-content{
  border-left:3px solid var(--brand);padding-left:18px;background:var(--bg-light);border-radius:4px;padding:16px 18px;
}
.faq-aside{background:#fff;border:1px solid var(--line);border-radius:20px;padding:28px;box-shadow:var(--shadow)}
.faq-aside .fa{color:var(--brand);font-size:22px;margin-bottom:12px}
.faq-aside h4{font-size:18px;margin-bottom:12px}
.faq-aside p{font-size:14px;color:var(--muted);line-height:1.8;margin-bottom:20px}
.faq-aside a.button{width:100%}
@media(max-width:900px){.faq-grid{grid-template-columns:1fr;gap:30px}}

/* number data */
.data-band{border-top:1px solid var(--line);border-bottom:1px solid var(--line);background:#fff}
.data-row{display:flex;justify-content:center;gap:32px;padding:42px 0;flex-wrap:wrap}
.data-stat{text-align:center;min-width:150px;margin:0 20px}
.data-stat .num{font-size:30px;font-weight:700;color:var(--brand);font-family:"Inter",sans-serif}
.data-stat .label{font-size:13px;color:var(--muted);margin-top:2px}

/* cta */
.cta-card{
  background:linear-gradient(160deg,#eaf3ff,#fff);
  border:1px solid var(--line);border-radius:24px;
  padding:56px 60px;display:flex;justify-content:space-between;gap:40px;align-items:center;
  position:relative;overflow:hidden;
}
.cta-card:after{
  content:"";position:absolute;right:-80px;bottom:-80px;width:240px;height:240px;
  background:radial-gradient(circle,rgba(46,111,216,.14) 0%,transparent 68%);border-radius:50%;
}
.cta-info h3{font-size:30px;color:var(--ink);margin-bottom:12px}
.cta-info p{font-size:15px;color:var(--muted);max-width:610px}
.cta-btn{display:flex;flex-direction:column;align-items:center;gap:10px}
.cta-btn .button{margin-bottom:0}
.cta-footnote{font-size:12px;color:var(--muted)}
@media(max-width:900px){
  .cta-card{flex-direction:column;align-items:flex-start;padding:40px 26px}
  .cta-btn{width:100%;flex-direction:row;flex-wrap:wrap}
}
@media(max-width:600px){
  .cta-btn{flex-direction:column;align-items:flex-start}
}

/* table benefit */
@media(max-width:700px){
  .table-card td,.table-card th{padding:15px 12px}
}

/* footer */
.site-footer{background:var(--bg-light);border-top:1px solid var(--line);padding-top:68px}
.footer-upper{display:grid;grid-template-columns:1.5fr 1fr 1fr 1.3fr;gap:42px;padding-bottom:38px;border-bottom:1px solid var(--line)}
.footer-brand p{font-size:14px;color:var(--muted);line-height:1.9;max-width:280px}
.footer-brand .footer-logo{font-size:20px;font-weight:700;color:var(--ink);display:flex;gap:10px;align-items:center;margin-bottom:16px}
.footer-title{font-size:16px;font-weight:700;margin-bottom:16px;color:var(--ink)}
.footer-linklist li{list-style:none;margin-bottom:8px}
.footer-linklist li a{color:var(--body);font-size:14px;line-height:1.8}
.footer-linklist li a:hover{color:var(--brand)}
.footer-contact li{ list-style:none; margin-bottom:0}
.footer-contact-row i{font-size:14px;color:var(--brand);margin-bottom:8px;margin-right:6px}
.footer-contact li span{font-size:14px}
.footer-bottom{padding:22px 0;display:flex;justify-content:space-between;gap:10px;flex-wrap:wrap;font-size:12px;color:var(--muted)}
@media(max-width:1000px){.footer-upper{grid-template-columns:1fr 1fr;gap:28px}}
@media(max-width:600px){.footer-upper{grid-template-columns:1fr}}

/* for foundation accordion */
.accordion-item .accordion-content[aria-hidden="true"]{display:none}
.accordion-item .accordion-content[aria-hidden="false"]{display:block}
details.accordion-item .accordion-title::before{content:none!important}
details.accordion-item{margin-bottom:16px}

/* active current page */
.main-nav .nav-item.active,.mobile-nav a.active{color:var(--brand);font-weight:700}
.main-nav .nav-item.active::after{background:var(--brand)}
.mobile-nav a.active{background:var(--brand-soft);border-left:4px solid var(--brand)}

/* roulang page: article */
:root{
  --primary:#2E6FD8;
  --primary-dark:#174A9C;
  --primary-light:#EDF4FE;
  --accent:#C9A86A;
  --bg-soft:#F4F9FF;
  --text-main:#172D45;
  --text-body:#42566E;
  --text-muted:#8298B1;
  --border:#DCE7F2;
  --white:#FFFFFF;
  --radius-lg:16px;
  --radius-md:8px;
  --shadow-1:0 6px 20px rgba(37,99,201,.06);
  --shadow-2:0 16px 36px rgba(37,99,201,.14);
  --container:1320px;
}
*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%;text-size-adjust:100%}
body{
  margin:0;
  font-family:"PingFang SC","Microsoft YaHei","Noto Sans CJK SC","Source Han Sans SC",sans-serif;
  font-size:16px;
  line-height:1.75;
  color:var(--text-main);
  background:var(--white);
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;height:auto;display:block}
a{color:inherit;text-decoration:none}
button,input,select,textarea{font-family:inherit;font-size:inherit}
ul,ol{margin:0;padding:0}
figure{margin:0}
.container,.grid-container{max-width:var(--container)}
.grid-container{padding-left:20px;padding-right:20px;width:100%}
.skip-link{position:absolute;left:-9999px;top:12px;background:var(--primary);color:#fff;padding:10px 18px;border-radius:8px;z-index:2000}
.skip-link:focus{left:12px;outline:3px solid rgba(46,111,216,.4)}
:focus-visible{outline:3px solid rgba(46,111,216,.4);outline-offset:2px}
h1,h2,h3,h4,h5{font-family:"Inter","PingFang SC","Microsoft YaHei",sans-serif;color:var(--text-main);line-height:1.3;margin:0;font-weight:700}
h1{font-size:clamp(30px,4vw,44px)}
h2{font-size:clamp(26px,3vw,34px)}
h3{font-size:22px}
p{margin:0 0 18px}
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  min-height:46px;padding:0 22px;border:1px solid transparent;border-radius:var(--radius-md);
  font-size:15px;font-weight:600;transition:all .22s ease;cursor:pointer;line-height:1;text-decoration:none;
}
.btn-primary{background:var(--primary);color:#fff}
.btn-primary:hover{background:var(--primary-dark);color:#fff;transform:translateY(-2px);box-shadow:0 12px 24px rgba(37,99,201,.18)}
.btn-primary:active{transform:translateY(0);box-shadow:none}
.btn-outline{background:#fff;color:var(--primary);border-color:#C4D7F0}
.btn-outline:hover{background:var(--primary-light);border-color:var(--primary);color:var(--primary-dark)}
.btn-accent{background:var(--accent);color:#fff}
.btn-accent:hover{filter:saturate(1.05) brightness(.94);transform:translateY(-2px)}
.btn-small{min-height:38px;padding:0 16px;font-size:14px;border-radius:6px}
.link-underline{color:var(--primary);text-decoration:underline;text-underline-offset:4px;font-weight:500;transition:color .2s}
.link-underline:hover{color:var(--primary-dark);text-decoration-color:var(--primary-dark)}
.site-header{position:relative;width:100%}
.topbar{background:#F7FBFF;border-bottom:1px solid #E9F1FA;font-size:13px;color:var(--text-muted)}
.topbar .grid-container{display:flex;justify-content:space-between;align-items:center;min-height:36px;gap:16px}
.topbar p{margin:0}
.topbar .topbar-note{display:flex;gap:18px;align-items:center}
.topbar i{margin-right:6px;color:var(--primary)}
.header-main{
  position:sticky;top:0;z-index:120;background:rgba(255,255,255,.96);
  backdrop-filter:blur(10px);-webkit-backdrop-filter:blur(10px);
  border-bottom:1px solid var(--border);
}
.header-flex{display:flex;align-items:center;justify-content:space-between;min-height:72px;gap:24px}
.brand-logo{display:flex;align-items:center;gap:11px;flex-shrink:0}
.logo-mark{
  width:42px;height:42px;border-radius:12px;background:var(--primary);
  color:#fff;display:flex;align-items:center;justify-content:center;
  font-size:14px;font-weight:700;letter-spacing:.03em;box-shadow:0 8px 18px rgba(46,111,216,.24);
  font-family:"Inter","PingFang SC",sans-serif;
}
.logo-text{font-size:21px;font-weight:700;color:var(--text-main);letter-spacing:.01em;display:flex;flex-direction:column;line-height:1.15}
.logo-text small{font-size:10px;font-weight:600;color:var(--text-muted);letter-spacing:.3em;text-transform:uppercase;line-height:1;margin-top:2px}
.main-nav{display:flex;align-items:center;gap:30px;margin:0 auto;padding:0 14px}
.nav-item{
  position:relative;display:block;padding:30px 2px 26px;font-size:15px;font-weight:500;
  color:var(--text-body);transition:color .2s;
}
.nav-item::after{content:"";position:absolute;left:0;right:0;bottom:-1px;height:3px;border-radius:3px 3px 0 0;background:var(--primary);transform:scaleX(0);transform-origin:left;transition:transform .22s ease}
.nav-item:hover{color:var(--primary)}
.nav-item:hover::after,.nav-item.active::after{transform:scaleX(1)}
.nav-item.active{color:var(--primary);font-weight:600}
.header-actions{display:flex;align-items:center;gap:12px}
.nav-toggle{display:none;width:42px;height:42px;align-items:center;justify-content:center;border:1px solid var(--border);background:#fff;border-radius:10px;color:var(--text-main);font-size:18px;cursor:pointer}
.nav-toggle:hover{border-color:var(--primary);color:var(--primary)}
.off-canvas{background:#fff;width:300px}
.off-canvas .drawer-close{position:absolute;top:14px;right:14px;width:36px;height:36px;border:1px solid var(--border);border-radius:50%;background:#fff;color:var(--text-muted);font-size:20px;line-height:1;cursor:pointer;transition:.2s}
.off-canvas .drawer-close:hover{color:var(--primary);border-color:var(--primary)}
.mobile-topnote{background:var(--bg-soft);padding:20px 20px 14px;color:var(--text-muted);font-size:13px}
.mobile-menu{list-style:none;margin:0;padding:10px 0}
.mobile-menu li{border-bottom:1px solid #EEF4FB}
.mobile-menu a{display:block;padding:15px 22px;font-weight:500;color:var(--text-body);transition:.2s}
.mobile-menu a:hover{color:var(--primary);background:var(--bg-soft);padding-left:28px}
.mobile-menu a.active{color:var(--primary);background:var(--bg-soft)}
.mobile-actions{padding:20px}
.mobile-topinfo{padding:16px 20px;border-top:1px solid #EFF5FB;background:#fff;color:var(--text-muted);font-size:13px;line-height:1.8}
.mobile-topinfo i{color:var(--primary);margin-right:6px}

.article-hero{
  background:linear-gradient(180deg,#EEF6FE 0%,#fff 100%);
  padding:64px 0 32px;border-bottom:1px solid #EEF4FB;
}
.breadcrumb{display:flex;flex-wrap:wrap;align-items:center;gap:8px;font-size:13px;color:var(--text-muted);margin-bottom:28px}
.breadcrumb a{color:var(--text-muted);transition:color .2s}
.breadcrumb a:hover{color:var(--primary)}
.breadcrumb .sep{color:#B8C9DD}
.breadcrumb .current{color:var(--text-main);max-width:420px;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}
.category-pill{
  display:inline-flex;align-items:center;gap:8px;padding:7px 15px;background:#EAF2FD;
  color:var(--primary);border-radius:20px;font-size:13px;font-weight:600;margin-bottom:18px;
  border:1px solid #DCE8F7;
}
.category-pill i{font-size:12px}
.article-title{font-size:clamp(30px,4.4vw,48px);line-height:1.24;max-width:860px;margin-bottom:18px;letter-spacing:-.01em}
.article-meta{display:flex;flex-wrap:wrap;gap:14px 28px;font-size:14px;color:var(--text-muted);margin-top:22px}
.article-meta span{display:inline-flex;align-items:center;gap:8px}
.article-meta i{color:var(--primary);width:16px;text-align:center}
.article-featurewrap{padding-top:36px}
.article-feature{
  border-radius:var(--radius-lg);overflow:hidden;box-shadow:var(--shadow-1);
  background:#fff;border:1px solid #EDF2F8;
}
.article-feature img{width:100%;height:auto;object-fit:cover;aspect-ratio:1200/470}
.article-feature figcaption{font-size:12px;color:var(--text-muted);padding:10px 18px;border-top:1px solid #F0F4FA;background:#FBFDFF}

.article-bodywrap{max-width:840px;margin:0 auto;padding:48px 0 24px}
.article-bodywrap>.article-body{color:var(--text-body);font-size:16px;line-height:1.85}
.article-body p{margin-bottom:24px}
.article-body h2{font-size:24px;line-height:1.45;padding-bottom:10px;border-bottom:1px solid #E5EDF6;margin:44px 0 20px}
.article-body h3{font-size:20px;line-height:1.5;margin:36px 0 14px;color:var(--text-main)}
.article-body h4{font-size:17px;line-height:1.5;margin:28px 0 12px}
.article-body ul,.article-body ol{margin:0 0 24px;padding-left:24px}
.article-body ul li,.article-body ol li{margin-bottom:6px}
.article-body blockquote{
  border-left:4px solid var(--primary);background:var(--bg-soft);padding:18px 22px;
  border-radius:0 10px 10px 0;color:var(--text-body);font-size:16px;margin:30px 0;
}
.article-body a{color:var(--primary);text-decoration:underline;text-underline-offset:2px;font-weight:500}
.article-body a:hover{color:var(--primary-dark)}
.article-body img{border-radius:12px;margin:22px 0;box-shadow:var(--shadow-1)}
.article-body figure{margin:28px 0}
.article-body table{width:100%;border-collapse:collapse;margin:24px 0;font-size:15px}
.article-body table th,.article-body table td{border:1px solid var(--border);padding:12px 14px;text-align:left}
.article-body table th{background:#F7FAFF;font-weight:600;color:var(--text-main)}
.article-body code{background:#F3F7FC;border:1px solid #E4ECF5;border-radius:5px;padding:2px 6px;font-family:"SFMono-Regular",Consolas,"Liberation Mono",Menlo,monospace;font-size:14px;color:#1F4E8A}
.article-body pre{background:#F4F8FD;border:1px solid #E1EAF3;border-radius:12px;padding:18px;overflow:auto;margin:24px 0}
.article-body pre code{border:0;background:transparent;padding:0}
.article-end{display:flex;justify-content:space-between;align-items:center;flex-wrap:wrap;gap:16px;margin-top:30px;padding:18px 22px;background:#FBFDFF;border:1px solid #E9F1FA;border-radius:12px;font-size:14px;color:var(--text-muted)}
.article-end a{font-weight:600;color:var(--primary)}
.article-end a:hover{color:var(--primary-dark)}

.article-related{padding:60px 0 24px;background:var(--bg-soft)}
.section-label{font-size:14px;letter-spacing:.16em;color:var(--primary);font-weight:600;margin-bottom:10px;display:block;text-transform:uppercase}
.section-title{font-size:clamp(26px,3.2vw,36px);margin-bottom:36px;color:var(--text-main)}
.related-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:24px}
.rel-card{
  background:#fff;border:1px solid #E7EFF8;border-radius:var(--radius-lg);padding:30px 26px 26px;
  display:flex;flex-direction:column;justify-content:space-between;min-height:210px;position:relative;
  transition:transform .25s ease,box-shadow .25s ease,border-color .25s ease;box-shadow:var(--shadow-1);
}
.rel-card:hover{transform:translateY(-4px);box-shadow:var(--shadow-2);border-color:#CBDDF1}
.rel-card .rel-icon{width:52px;height:52px;border-radius:14px;background:var(--primary-light);display:flex;align-items:center;justify-content:center;color:var(--primary);font-size:22px;margin-bottom:20px}
.rel-card .rel-icon.gold{background:#FAF3E6;color:var(--accent)}
.rel-card h3{font-size:19px;margin-bottom:12px}
.rel-card p{color:var(--text-body);font-size:14px;line-height:1.7;margin-bottom:16px}
.rel-more{color:var(--primary);font-weight:600;font-size:15px;display:inline-flex;align-items:center;gap:6px}
.rel-more i{transition:transform .2s}
.rel-card:hover .rel-more i{transform:translateX(4px)}

.article-faq{padding:70px 0 30px;background:#fff}
.faq-inner{max-width:980px;margin:0 auto}
.faq-split{display:grid;grid-template-columns:1fr 320px;gap:48px;align-items:start}
.faq-head h2{font-size:32px;margin-bottom:16px}
.faq-head p{color:var(--text-body);font-size:16px}
.accordion{margin:0;background:transparent}
.accordion-item,.accordion-item.is-active{background:#fff;border:1px solid #E4EDF6;border-radius:12px;overflow:hidden;margin-bottom:14px;transition:border-color .2s}
.accordion-item:hover{border-color:#C9DDF3}
.accordion-title{
  background:#fff !important;color:var(--text-main) !important;font-weight:600;font-size:16px;
  padding:18px 48px 18px 20px;border:none;border-bottom:0 !important;position:relative;
  display:block;transition:.2s;line-height:1.6;
}
.accordion-title:hover,.accordion-title:focus{background:var(--bg-soft) !important;color:var(--primary) !important}
.accordion-title::after{
  content:"\f078";font-family:"Font Awesome 6 Free";font-weight:900;width:30px;height:30px;
  position:absolute;right:15px;top:50%;transform:translateY(-50%);color:var(--primary);
  display:flex;align-items:center;justify-content:center;border:1px solid #D9E7F5;border-radius:50%;background:#fff;
}
.accordion-item.is-active>.accordion-title::after{content:"\f077";color:var(--primary-dark)}
.accordion-title[aria-expanded="true"]{background:var(--bg-soft)!important}
.accordion-content{background:var(--bg-soft);border-top:1px solid #EDF3FA;color:var(--text-body);padding:4px 20px 18px !important;font-size:15px;line-height:1.8}
.accordion-content p{margin-bottom:8px}
.faq-side{background:var(--bg-soft);border:1px solid #E8F0F9;border-radius:14px;padding:24px;font-size:14px}
.faq-side h3{font-size:17px;margin-bottom:10px}
.faq-side p{color:var(--text-body);margin-bottom:14px}
.faq-side .faq-contact{display:flex;gap:10px;align-items:center;color:var(--text-muted);margin-bottom:8px;font-size:13px}
.faq-side .faq-contact i{color:var(--primary);width:16px}
.cta-section{padding:60px 0 80px;background:#fff}
.cta-card{
  background:linear-gradient(135deg,#F4F9FF 0%,#FFFFFF 45%,#F8F3E9 130%);
  border:1px solid #E8F0F8;border-radius:22px;position:relative;overflow:hidden;
  padding:48px 50px;display:flex;justify-content:space-between;align-items:center;gap:32px;flex-wrap:wrap;
  box-shadow:var(--shadow-1);
}
.cta-card::before{content:"";position:absolute;top:-40px;right:-30px;width:220px;height:220px;background:radial-gradient(circle,rgba(201,168,106,.12),transparent 68%);pointer-events:none}
.cta-card h2{font-size:clamp(24px,3vw,32px);margin-bottom:10px}
.cta-card p{color:var(--text-body);margin-bottom:0;max-width:580px}
.cta-buttons{display:flex;flex-wrap:wrap;align-items:center;gap:16px;position:relative;z-index:2}
.cta-links{margin-top:18px;font-size:13px;color:var(--text-muted);display:flex;gap:14px;flex-wrap:wrap}
.not-found-wrap{padding:110px 20px;text-align:center;max-width:720px;margin:0 auto}
.not-found-wrap h1{font-size:34px;margin-bottom:14px}
.not-found-wrap p{color:var(--text-body);font-size:16px;margin-bottom:32px}
.not-found-icon{width:80px;height:80px;margin:0 auto 24px;background:var(--bg-soft);border-radius:24px;display:flex;align-items:center;justify-content:center;color:var(--primary);font-size:32px}

.site-footer{background:#F5F9FD;border-top:1px solid var(--border)}
.footer-upper{display:grid;grid-template-columns:2fr 1fr 1fr 1.5fr;gap:42px;padding:62px 0 36px}
.footer-brand .footer-logo{display:flex;align-items:center;gap:10px;font-size:20px;font-weight:700;color:var(--text-main);margin-bottom:14px}
.footer-brand p{color:var(--text-muted);font-size:14px;line-height:1.8;max-width:280px;margin-bottom:0}
.footer-title{font-size:15px;font-weight:600;color:var(--text-main);margin-bottom:18px}
.footer-linklist{list-style:none}
.footer-linklist li{margin-bottom:10px;font-size:14px;color:var(--text-muted)}
.footer-linklist a{color:var(--text-body);transition:.2s}
.footer-linklist a:hover{color:var(--primary)}
.footer-contact li{display:flex;gap:8px;margin-bottom:12px;line-height:1.6}
.footer-contact i{color:var(--primary);width:16px;margin-top:4px}
.footer-bottom{border-top:1px solid #E0EAF5;padding:22px 0;display:flex;justify-content:space-between;gap:12px;flex-wrap:wrap;color:var(--text-muted);font-size:13px}
.footer-bottom span:first-child{font-weight:500}

@media screen and (max-width: 1024px){
  .main-nav{gap:20px;padding:0 6px}
  .nav-item{font-size:14px;padding:28px 2px 24px}
  .header-cta{display:none}
  .related-grid{grid-template-columns:1fr 1fr}
  .footer-upper{grid-template-columns:1fr 1fr;gap:32px}
}
@media screen and (max-width: 840px){
  .topbar .topbar-right{display:none}
  .article-feature img{aspect-ratio:auto}
  .faq-split{grid-template-columns:1fr}
  .layout-space{padding:40px 0}
}
@media screen and (max-width: 768px){
  .grid-container{padding-left:16px;padding-right:16px}
  .main-nav{display:none}
  .header-actions{margin-left:auto}
  .nav-toggle{display:flex}
  .header-flex{min-height:64px;gap:14px}
  .logo-text{font-size:18px}
  .logo-text small{font-size:9px}
  .brand-logo{gap:8px}
  .logo-mark{width:38px;height:38px;border-radius:10px;font-size:13px}
  .article-hero{padding:42px 0 22px}
  .breadcrumb{margin-bottom:20px}
  .article-title{font-size:28px;line-height:1.32;margin-bottom:14px}
  .category-pill{margin-bottom:12px}
  .article-meta{row-gap:10px;column-gap:16px}
  .article-featurewrap{padding-top:22px}
  .article-bodywrap{padding:28px 0 12px}
  .article-body h2{font-size:21px;margin-top:32px}
  .article-body h3{font-size:18px}
  .related-grid{gap:16px}
  .article-related{padding:46px 0 20px}
  .section-title{margin-bottom:26px}
  .section-label{font-size:12px}
  .article-faq{padding:50px 0 20px}
  .faq-head h2{font-size:26px}
  .cta-section{padding:40px 0 56px}
  .cta-card{padding:32px 22px}
  .footer-upper{grid-template-columns:1fr;gap:28px;padding:46px 0 28px}
  .footer-bottom{justify-content:center}
}
@media screen and (max-width: 520px){
  .related-grid{grid-template-columns:1fr}
  .topbar .topbar-note p{display:none}
  .cta-buttons a.btn{width:100%}
  .btn{min-height:44px}
  .article-end{flex-direction:column;align-items:flex-start}
}

/* roulang page: category1 */
:root {
  --primary: #2563C9;
  --primary-dark: #174A9C;
  --primary-soft: #EAF3FF;
  --secondary: #C9A86A;
  --secondary-deep: #A98655;
  --section-bg: #F4F9FF;
  --surface: #FFFFFF;
  --text: #172D45;
  --body: #42566E;
  --muted: #8298B1;
  --border: #DCE7F2;
  --ring: rgba(37, 99, 201, .18);
  --radius-lg: 16px;
  --radius-md: 8px;
  --radius-sm: 6px;
  --shadow-sm: 0 6px 20px rgba(37, 99, 201, 0.06);
  --shadow-md: 0 16px 36px rgba(37, 99, 201, 0.14);
  --font-family: "PingFang SC", "Microsoft YaHei", "Noto Sans CJK SC", sans-serif;
  --font-en: "Inter", "Barlow", var(--font-family);
}

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

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  font-family: var(--font-family);
  background: var(--surface);
  color: var(--body);
  line-height: 1.75;
  overflow-x: hidden;
  -webkit-font-smoothing: antialiased;
}

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

a {
  color: inherit;
  text-decoration: none;
}

a:hover {
  color: var(--primary);
}

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

.graph, .center, .accordion ul {
  list-style: none;
}

h1, h2, h3, h4 {
  color: var(--text);
  line-height: 1.3;
}

h1 {
  font-size: 44px;
  font-weight: 700;
}

h2 {
  font-size: 30px;
  font-weight: 700;
}

h3 {
  font-size: 20px;
  font-weight: 600;
}

.grid-container {
  max-width: 1320px;
}

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  height: 46px;
  padding: 0 24px;
  border-radius: var(--radius-md);
  border: 1px solid transparent;
  background: transparent;
  font-size: 15px;
  font-weight: 600;
  font-family: var(--font-family);
  cursor: pointer;
  transition: all .2s ease;
  vertical-align: middle;
  white-space: nowrap;
}

.btn:focus-visible,
a:focus-visible {
  outline: 2px solid var(--primary);
  outline-offset: 3px;
}

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

.btn-primary:hover {
  background: var(--primary-dark);
  border-color: var(--primary-dark);
  color: #fff;
  transform: translateY(-2px);
  box-shadow: 0 12px 24px rgba(37, 99, 201, .16);
}

.btn-primary:active {
  transform: translateY(0);
  box-shadow: none;
}

.btn-outline {
  background: #fff;
  border-color: #CDDDF0;
  color: var(--primary);
}

.btn-outline:hover {
  border-color: var(--primary);
  color: var(--primary);
  background: var(--primary-soft);
}

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

.btn-white:hover {
  background: var(--primary-soft);
  color: var(--primary-dark);
}

.btn-small {
  height: 38px;
  padding: 0 17px;
  font-size: 14px;
  border-radius: var(--radius-sm);
}

.btn-large {
  height: 52px;
  padding: 0 30px;
  font-size: 16px;
}

.tag {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  height: 26px;
  padding: 0 11px;
  border-radius: 999px;
  background: var(--primary-soft);
  color: var(--primary);
  font-size: 12px;
  font-weight: 600;
}

.tag-gold {
  background: rgba(201, 168, 106, .14);
  color: var(--secondary-deep);
}

.section {
  padding: 84px 0;
}

.section.section-alt {
  background: var(--section-bg);
}

.section-title-row {
  display: flex;
  align-items: flex-end;
  justify-content: space-between;
  gap: 30px;
  margin-bottom: 34px;
}

.section-kicker,
.hero-kicker {
  display: inline-block;
  font-size: 13px;
  font-weight: 700;
  letter-spacing: .12em;
  color: var(--primary);
  background: var(--primary-soft);
  border-radius: 999px;
  padding: 4px 13px;
  margin-bottom: 14px;
}

.section-title-row p {
  max-width: 780px;
  color: var(--body);
  margin-top: 8px;
}

.text-arrow {
  display: inline-flex;
  align-items: center;
  gap: 7px;
  color: var(--primary);
  font-weight: 600;
  font-size: 14px;
  transition: color .2s;
}

.text-arrow i {
  font-size: 12px;
  transition: transform .2s;
}

.text-arrow:hover {
  color: var(--primary-dark);
}

.text-arrow:hover i {
  transform: translateX(4px);
}

/* Topbar */
.topbar {
  background: #EAF3FF;
  border-bottom: 1px solid var(--border);
  font-size: 13px;
  color: var(--body);
  line-height: 36px;
}

.topbar-inner {
  display: flex;
  justify-content: space-between;
  gap: 20px;
}

.topbar-right i {
  color: var(--primary);
  margin-right: 5px;
}

/* Off-canvas */
.off-canvas {
  background: #fff;
}

.mobile-canvas {
  padding: 28px 24px;
}

.mobile-canvas .close-button {
  color: var(--text);
  font-size: 32px;
  line-height: 1;
}

.mobile-brand {
  display: flex;
  align-items: center;
  gap: 10px;
  font-size: 20px;
  font-weight: 700;
  color: var(--text);
  padding: 22px 0 18px;
  border-bottom: 1px solid var(--border);
}

.mobile-brand .brand-mark {
  width: 38px;
  height: 38px;
  font-size: 15px;
}

.mobile-nav {
  padding: 18px 0;
}

.mobile-nav a {
  display: flex;
  align-items: center;
  padding: 12px 6px;
  color: var(--text);
  border-bottom: 1px solid #F1F6FB;
  font-size: 16px;
  font-weight: 600;
}

.mobile-nav a.active {
  color: var(--primary);
}

.mobile-nav a i {
  margin-right: 12px;
  color: var(--surface-alt);
}

.mobile-info {
  margin-top: 22px;
  padding-top: 18px;
  border-top: 1px solid var(--border);
  font-size: 13px;
  color: var(--muted);
}

/* Header */
.site-header {
  position: sticky;
  top: 0;
  z-index: 60;
  background: rgba(255, 255, 255, .96);
  border-bottom: 1px solid transparent;
  transition: box-shadow .2s, border-color .2s;
}

.site-header.is-scrolled {
  border-bottom-color: var(--border);
  box-shadow: 0 6px 16px rgba(20, 60, 120, .06);
}

.header-inner {
  min-height: 74px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 14px;
}

.brand {
  display: flex;
  align-items: center;
  gap: 10px;
  flex-shrink: 0;
}

.brand-mark {
  width: 44px;
  height: 44px;
  border-radius: 13px;
  background: linear-gradient(145deg, var(--primary), #3A7BDF);
  color: #fff;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  font-size: 17px;
  font-weight: 700;
  letter-spacing: 0;
  box-shadow: 0 8px 18px rgba(37, 99, 201, .2);
}

.brand-copy {
  display: flex;
  flex-direction: column;
  line-height: 1.25;
}

.brand-copy strong {
  font-size: 19px;
  color: var(--text);
  font-weight: 700;
  letter-spacing: .5px;
}

.brand-copy small {
  font-size: 10px;
  color: var(--muted);
  font-weight: 600;
  letter-spacing: .16em;
  margin-top: 3px;
}

.main-nav {
  display: flex;
  align-items: stretch;
  gap: 2px;
  margin-left: auto;
}

.nav-item {
  position: relative;
  display: flex;
  align-items: center;
  padding: 0 14px;
  height: 72px;
  font-size: 15px;
  font-weight: 500;
  color: var(--text);
  border-radius: 0;
  transition: color .2s;
}

.nav-item::after {
  content: "";
  position: absolute;
  left: 14px;
  right: 14px;
  bottom: -1px;
  height: 2px;
  border-radius: 2px;
  background: var(--primary);
  opacity: 0;
  transform: scaleX(.3);
  transition: opacity .2s, transform .2s;
}

.nav-item:hover,
.nav-item.active {
  color: var(--primary);
}

.nav-item:hover::after,
.nav-item.active::after {
  opacity: 1;
  transform: scaleX(1);
}

.header-actions {
  display: flex;
  align-items: center;
  gap: 12px;
  margin-left: 8px;
}

.header-quick {
  color: var(--body);
  font-size: 14px;
  font-weight: 500;
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 8px 4px;
}

.header-quick:hover {
  color: var(--primary);
}

.menu-toggle {
  display: none;
  width: 42px;
  height: 42px;
  border: 1px solid var(--border);
  border-radius: 10px;
  background: #fff;
  color: var(--text);
  align-items: center;
  justify-content: center;
  font-size: 18px;
  cursor: pointer;
  transition: all .2s;
}

.menu-toggle:hover {
  border-color: var(--primary);
  color: var(--primary);
}

/* Page hero */
.page-hero {
  position: relative;
  background:
    linear-gradient(115deg, #EAF3FF 0%, #FFFFFF 55%, #EAF3FF 100%);
  border-bottom: 1px solid var(--border);
  overflow: hidden;
}

.hero-bg {
  position: absolute;
  inset: 0;
  background-position: center;
  background-size: cover;
  opacity: .1;
  transform: scale(1.02);
}

.hero-inner {
  position: relative;
  padding: 68px 0 72px;
}

.hero-content {
  max-width: 760px;
}

.breadcrumb-nav {
  display: flex;
  align-items: center;
  gap: 10px;
  font-size: 13px;
  color: var(--muted);
  margin-bottom: 18px;
}

.breadcrumb-nav a {
  color: var(--body);
}

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

.breadcrumb-nav .sep {
  color: #B5C8DE;
  font-family: var(--font-en);
}

.page-hero h1 {
  font-size: clamp(32px, 4.2vw, 48px);
  line-height: 1.22;
  margin: 6px 0 18px;
}

.hero-lead {
  font-size: 17px;
  line-height: 1.9;
  color: var(--body);
  max-width: 720px;
  margin-bottom: 28px;
}

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

.hero-note {
  margin-top: 22px;
  color: var(--muted);
  font-size: 13px;
}

/* Value strip */
.value-strip-section {
  padding-top: 0;
}

.value-strip {
  margin-top: -34px;
  position: relative;
  background: #fff;
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-sm);
  overflow: hidden;
}

.value-cell {
  padding: 26px 28px;
  display: flex;
  gap: 16px;
  align-items: flex-start;
}

.value-cell + .value-cell {
  border-left: 1px solid var(--border);
}

.value-index {
  font-family: var(--font-en);
  font-feature-settings: "tnum";
  font-size: 26px;
  font-weight: 700;
  color: var(--primary);
  line-height: 1.4;
  min-width: 44px;
}

.value-cell strong {
  display: block;
  color: var(--text);
  font-size: 17px;
  margin-bottom: 6px;
}

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

/* News cards */
.news-feature-card,
.compact-news-card {
  background: #fff;
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-sm);
  transition: transform .25s ease, box-shadow .25s ease;
}

.news-feature-card:hover,
.compact-news-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-md);
}

.news-media {
  aspect-ratio: 16 / 9;
  overflow: hidden;
  background: var(--section-bg);
  border-radius: var(--radius-lg) var(--radius-lg) 0 0;
}

.news-media img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform .4s ease;
}

.news-feature-card:hover .news-media img {
  transform: scale(1.04);
}

.news-body {
  padding: 24px 26px 26px;
}

.news-body .tag {
  margin-bottom: 14px;
}

.news-body h3 {
  margin: 8px 0 12px;
}

.news-body h3 a {
  color: var(--text);
  transition: color .2s;
}

.news-body h3 a:hover {
  color: var(--primary);
}

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

.news-foot {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  flex-wrap: wrap;
  color: var(--muted);
  font-size: 13px;
}

.compact-card-list {
  display: flex;
  flex-direction: column;
  gap: 16px;
  height: 100%;
}

.compact-news-card {
  display: flex;
  align-items: stretch;
  padding: 0;
  overflow: hidden;
  min-height: 0;
}

.compact-thumb {
  width: 116px;
  min-height: 110px;
  flex: 0 0 116px;
  position: relative;
  overflow: hidden;
  background: var(--section-bg);
}

.compact-thumb img {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform .4s ease;
}

.compact-news-card:hover .compact-thumb img {
  transform: scale(1.06);
}

.compact-content {
  padding: 18px 20px;
  display: flex;
  flex-direction: column;
  gap: 9px;
  justify-content: center;
}

.compact-content h3 {
  font-size: 16px;
  line-height: 1.55;
}

.compact-content h3 a {
  color: var(--text);
}

.compact-content h3 a:hover {
  color: var(--primary);
}

.compact-content p {
  color: var(--muted);
  font-size: 13px;
  line-height: 1.6;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
}

/* Official row list */
.doc-list {
  margin-top: 24px;
}

.doc-row {
  display: flex;
  align-items: center;
  gap: 16px;
  padding: 17px 4px;
  border-top: 1px solid #F0F6FC;
}

.doc-row:hover .doc-row-title {
  color: var(--primary);
}

.doc-index {
  font-family: var(--font-en);
  font-feature-settings: "tnum";
  color: #B5C8DE;
  width: 32px;
  font-size: 14px;
  font-weight: 700;
}

.doc-row-main {
  flex: 1;
  min-width: 0;
}

.doc-row-title {
  color: var(--text);
  font-weight: 600;
  font-size: 15px;
  transition: color .2s;
}

.doc-row-desc {
  color: var(--muted);
  font-size: 13px;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
  max-width: 520px;
}

.doc-icon {
  color: var(--secondary);
  font-size: 18px;
}

/* Info type cards */
.type-grid .type-card {
  background: #fff;
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 26px 26px 28px;
  box-shadow: var(--shadow-sm);
  transition: transform .25s ease, box-shadow .25s ease, border-color .25s;
  height: 100%;
}

.type-grid .type-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-md);
  border-color: #C6DCF5;
}

.type-icon {
  width: 46px;
  height: 46px;
  border-radius: 13px;
  background: var(--primary-soft);
  color: var(--primary);
  display: inline-flex;
  align-items: center;
  justify-content: center;
  font-size: 18px;
  margin-bottom: 18px;
}

.type-card h3 {
  font-size: 18px;
  margin-bottom: 8px;
}

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

/* Steps */
.steps-section {
  background: var(--section-bg);
}

.steps-list {
  position: relative;
  max-width: 860px;
  margin: 0 auto;
  padding-left: 0;
}

.steps-list::before {
  content: "";
  position: absolute;
  left: 24px;
  top: 20px;
  bottom: 20px;
  width: 1px;
  background: #CFE2F6;
}

.step-item {
  display: flex;
  gap: 28px;
  padding: 18px 0 24px;
  position: relative;
}

.step-num {
  width: 48px;
  height: 48px;
  flex: 0 0 48px;
  border-radius: 50%;
  background: var(--primary);
  color: #fff;
  display: flex;
  align-items: center;
  justify-content: center;
  font-family: var(--font-en);
  font-feature-settings: "tnum";
  font-size: 17px;
  font-weight: 700;
  box-shadow: 0 0 0 6px rgba(37, 99, 201, .12);
  z-index: 2;
}

.step-copy {
  padding-top: 3px;
}

.step-copy h3 {
  font-size: 19px;
  margin-bottom: 6px;
}

.step-copy p {
  color: var(--body);
  font-size: 15px;
  max-width: 680px;
}

/* Topic matrix */
.topic-card {
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  height: 100%;
  padding: 30px 28px;
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  background: #fff;
  transition: transform .25s, box-shadow .25s, border-color .25s;
}

.topic-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-md);
  border-color: #c2d9f3;
}

.topic-icon {
  width: 52px;
  height: 52px;
  border-radius: 15px;
  background: linear-gradient(145deg, #F4F9FF, #EAF3FF);
  color: var(--primary);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 21px;
  margin-bottom: 20px;
}

.topic-card h3 {
  font-size: 18px;
  margin-bottom: 10px;
}

.topic-card p {
  color: var(--body);
  font-size: 14px;
  line-height: 1.8;
  flex: 1;
  margin-bottom: 20px;
}

/* FAQ */
.faq-side h2 {
  margin-bottom: 14px;
}

.faq-side p {
  color: var(--body);
  font-size: 15px;
  margin-bottom: 24px;
}

.custom-accordion {
  margin: 0;
}

.custom-accordion .accordion-item {
  border: 1px solid var(--border);
  border-radius: 14px;
  background: #fff;
  margin-bottom: 14px;
  overflow: hidden;
  transition: box-shadow .2s ease, border-color .2s;
}

.custom-accordion .accordion-item:hover {
  border-color: #C5DDF5;
  box-shadow: var(--shadow-sm);
}

.custom-accordion .accordion-title {
  position: relative;
  display: block;
  padding: 20px 54px 20px 22px;
  background: #fff;
  color: var(--text);
  font-size: 16px;
  font-weight: 600;
  line-height: 1.6;
  border: none;
}

.custom-accordion .accordion-title:hover,
.custom-accordion .accordion-title:focus {
  color: var(--primary-dark);
  background: #fff;
}

.custom-accordion .accordion-title::before {
  display: none;
}

.custom-accordion .accordion-title::after {
  content: "+";
  position: absolute;
  right: 20px;
  top: 50%;
  width: 30px;
  height: 30px;
  transform: translateY(-50%);
  border-radius: 50%;
  background: var(--primary-soft);
  color: var(--primary);
  font-size: 20px;
  font-weight: 400;
  display: flex;
  align-items: center;
  justify-content: center;
  line-height: 1;
  font-family: var(--font-en);
}

.custom-accordion .accordion-item.is-active > .accordion-title::after {
  content: "−";
  background: var(--primary);
  color: #fff;
}

.custom-accordion .accordion-content {
  background: #F8FBFF;
  color: var(--body);
  border-bottom-left-radius: 14px;
  border-bottom-right-radius: 14px;
}

.custom-accordion .accordion-content p {
  padding: 6px 22px 20px;
  font-size: 15px;
  line-height: 1.85;
}

.custom-accordion .accordion-content a {
  color: var(--primary);
  text-decoration: underline;
  text-underline-offset: 4px;
}

/* CTA */
.cta-section {
  padding-bottom: 90px;
}

.cta-panel {
  position: relative;
  padding: 46px 52px;
  background: #fff;
  border: 1px solid var(--border);
  border-radius: 22px;
  box-shadow: var(--shadow-sm);
  border-top: 5px solid var(--secondary);
  overflow: hidden;
}

.cta-panel::after {
  content: "";
  position: absolute;
  right: -70px;
  bottom: -80px;
  width: 260px;
  height: 260px;
  border-radius: 50%;
  background: var(--primary-soft);
  opacity: .55;
}

.cta-panel-inner {
  position: relative;
  z-index: 2;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 28px;
  flex-wrap: wrap;
}

.cta-panel h2 {
  margin-bottom: 8px;
}

.cta-panel p {
  color: var(--muted);
  font-size: 15px;
}

.cta-actions {
  display: flex;
  align-items: center;
  gap: 20px;
  flex-wrap: wrap;
}

.cta-text-link {
  color: var(--primary);
  font-weight: 600;
  display: inline-flex;
  align-items: center;
  gap: 6px;
}

.cta-text-link:hover {
  color: var(--primary-dark);
}

/* Footer */
.site-footer {
  background: #EDF5FD;
  border-top: 1px solid var(--border);
  color: var(--body);
  padding: 56px 0 20px;
}

.footer-upper {
  display: grid;
  grid-template-columns: 1.6fr 1fr 1fr 1.3fr;
  gap: 32px;
  padding-bottom: 32px;
  border-bottom: 1px solid #D6E6F5;
}

.footer-logo {
  display: flex;
  align-items: center;
  gap: 10px;
  font-size: 18px;
  font-weight: 700;
  color: var(--text);
  margin-bottom: 12px;
}

.logo-mark {
  width: 42px;
  height: 42px;
  border-radius: 12px;
  background: linear-gradient(145deg, var(--primary), #2F6DD3);
  color: #fff;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  font-size: 15px;
  font-weight: 700;
}

.footer-brand p {
  font-size: 14px;
  color: var(--body);
  max-width: 420px;
}

.footer-title {
  color: var(--text);
  font-weight: 700;
  font-size: 15px;
  margin-bottom: 16px;
}

.footer-linklist {
  list-style: none;
  padding: 0;
  margin: 0;
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.footer-linklist a {
  color: var(--body);
  font-size: 14px;
  transition: color .2s;
}

.footer-linklist a:hover {
  color: var(--primary);
}

.footer-contact span {
  display: flex;
  align-items: flex-start;
  gap: 8px;
  color: var(--body);
  font-size: 14px;
}

.footer-contact i {
  color: var(--primary);
  margin-top: 5px;
  width: 14px;
  text-align: center;
}

.footer-bottom {
  display: flex;
  justify-content: space-between;
  gap: 14px;
  flex-wrap: wrap;
  padding-top: 20px;
  color: var(--muted);
  font-size: 13px;
}

.footer-bottom a {
  color: var(--muted);
}

.footer-bottom a:hover {
  color: var(--primary);
}

/* Responsive */
@media (max-width: 1100px) {
  .main-nav,
  .header-quick {
    display: none;
  }

  .menu-toggle {
    display: inline-flex;
  }

  .value-cell {
    padding: 22px;
  }

  .footer-upper {
    grid-template-columns: 1.2fr 1fr 1fr;
  }
}

@media (max-width: 900px) {
  .section {
    padding: 60px 0;
  }

  .value-cell {
    border-left: 0 !important;
    border-top: 1px solid var(--border);
  }

  .value-cell:first-child {
    border-top: 0;
  }

  .footer-upper {
    grid-template-columns: 1fr 1fr;
  }

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

  .page-hero h1 {
    font-size: 36px;
  }

  .section-title-row {
    flex-direction: column;
    align-items: flex-start;
    gap: 12px;
  }
}

@media (max-width: 640px) {
  .grid-container {
    padding-left: 18px;
    padding-right: 18px;
  }

  .header-inner {
    min-height: 66px;
  }

  .brand-mark {
    width: 40px;
    height: 40px;
    font-size: 15px;
    border-radius: 11px;
  }

  .brand-copy strong {
    font-size: 17px;
  }

  .brand-copy small {
    display: none;
  }

  .header-actions .btn-small {
    display: none;
  }

  .section {
    padding: 48px 0;
  }

  .page-hero .hero-inner {
    padding: 44px 0 50px;
  }

  .page-hero h1 {
    font-size: clamp(27px, 7.6vw, 34px);
  }

  .hero-lead {
    font-size: 15px;
  }

  .hero-actions {
    flex-direction: column;
    align-items: stretch;
  }

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

  .value-index {
    min-width: 36px;
    font-size: 22px;
  }

  .compact-news-card {
    flex-direction: column;
  }

  .compact-thumb {
    width: 100%;
    flex: none;
    min-height: 120px;
    aspect-ratio: 16 / 9;
  }

  .compact-thumb img {
    position: static;
  }

  .doc-row-desc {
    display: none;
  }

  .type-grid .type-card {
    padding: 20px;
  }

  .footer-upper {
    grid-template-columns: 1fr;
    gap: 28px;
  }

  .cta-panel {
    padding: 32px 24px;
  }

  .cta-actions {
    width: 100%;
    flex-direction: column;
    align-items: flex-start;
  }

  .footer-bottom {
    flex-direction: column;
  }
}

/* roulang page: category2 */
:root {
  --primary: #2563C9;
  --primary-dark: #174A9C;
  --primary-light: #E8F1FE;
  --accent: #C9A86A;
  --accent-light: #F6EFE2;
  --white: #FFFFFF;
  --bg-soft: #F4F9FF;
  --text-main: #172D45;
  --text-body: #42566E;
  --text-weak: #8298B1;
  --line: #DCE7F2;
  --radius-lg: 16px;
  --radius-md: 10px;
  --radius-sm: 8px;
  --shadow: 0 6px 20px rgba(37,99,201,.06);
  --shadow-hover: 0 16px 36px rgba(37,99,201,.14);
  --font: "PingFang SC","Microsoft YaHei","Noto Sans CJK SC",sans-serif;
}
*,*::before,*::after{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth}
body{font-family:var(--font);background:#fff;color:var(--text-body);line-height:1.75;font-size:16px;-webkit-font-smoothing:antialiased}
a{color:var(--primary);text-decoration:none;transition:all .2s ease}
a:hover{color:var(--primary-dark)}
img{max-width:100%;height:auto;display:block}
ul,ol{list-style:none}
button,input,textarea,select{font-family:inherit;font-size:inherit}
.container{max-width:1320px;margin:0 auto;padding:0 32px}
.grid-container{padding-left:32px;padding-right:32px;max-width:1320px}

.top-toolbar{background:var(--primary-dark);color:#dbeafe;font-size:13px;line-height:36px;}
.top-toolbar .grid-container{display:flex;justify-content:space-between;align-items:center;max-width:1320px;}
.top-toolbar a{color:#fff;opacity:.82;}
.top-toolbar a:hover{opacity:1;color:#fff;}
.main-header{position:sticky;top:0;z-index:100;background:#fff;box-shadow:0 1px 0 rgba(23,74,156,.08);transition:box-shadow .3s;}
.site-header.is-stuck .main-header,.main-header.is-stuck{box-shadow:0 6px 24px rgba(37,99,201,.12);}
.header-inner{display:flex;align-items:center;justify-content:space-between;height:76px;max-width:1320px;}
.brand-logo{display:flex;align-items:center;gap:16px;}
.logo-symbol{width:48px;height:48px;border-radius:12px;background:linear-gradient(135deg,#2563C9,#174A9C);display:flex;align-items:center;justify-content:center;color:#fff;font-weight:700;font-size:18px;letter-spacing:-.5px;flex-shrink:0}
.brand-text{line-height:1.15}
.brand-text strong{display:block;font-size:20px;color:var(--text-main);font-weight:700;letter-spacing:.5px}
.brand-text small{font-size:10px;color:var(--text-weak);letter-spacing:2px;text-transform:uppercase}
.main-nav{display:flex;gap:36px;align-items:center}
.nav-item{position:relative;font-size:15px;font-weight:500;color:var(--text-body);padding:24px 0 20px;border-bottom:3px solid transparent;}
.nav-item:hover{color:var(--primary-dark)}
.nav-item::after{content:"";position:absolute;left:0;bottom:-1px;height:3px;width:100%;background:transparent;border-radius:4px 4px 0 0;transform:scaleX(.6);opacity:0;transition:all .25s;}
.nav-item:hover::after{background:var(--primary);transform:scaleX(1);opacity:1;}
.main-nav a.active{color:var(--primary-dark);font-weight:600}
.main-nav a.active::after{background:var(--primary);transform:scaleX(1);opacity:1;}
.header-cta{display:flex;gap:12px;align-items:center}
.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;height:44px;padding:0 24px;border-radius:8px;font-size:15px;font-weight:500;transition:all .25s ease;white-space:nowrap;cursor:pointer}
.btn-primary{background:var(--primary);color:#fff;border:1px solid var(--primary);}
.btn-primary:hover{background:var(--primary-dark);border-color:var(--primary-dark);color:#fff;box-shadow:0 8px 20px rgba(37,99,201,.25);transform:translateY(-1px)}
.btn-ghost{background:#fff;color:var(--primary);border:1px solid var(--line);}
.btn-ghost:hover{border-color:var(--primary);color:var(--primary-dark);background:var(--primary-light)}
.btn-accent{background:var(--accent);color:#1d1a12;border:1px solid var(--accent)}
.btn-accent:hover{background:#b18e4a;border-color:#b18e4a;color:#fff;box-shadow:0 8px 22px rgba(201,168,106,.35)}
.btn-outline-light{background:transparent;color:#fff;border:1.5px solid rgba(255,255,255,.65)}
.btn-outline-light:hover{background:rgba(255,255,255,.1);border-color:#fff;color:#fff}
.btn-sm{height:36px;padding:0 18px;font-size:14px}
.btn-lg{height:52px;padding:0 34px;font-size:16px}
.menu-toggle{display:none;width:44px;height:44px;border:1px solid var(--line);border-radius:8px;background:#fff;color:var(--text-main);font-size:20px;cursor:pointer;align-items:center;justify-content:center;transition:all .2s}
.menu-toggle:hover{border-color:var(--primary);color:var(--primary)}
.off-canvas{visibility:hidden;position:fixed;top:0;right:0;width:320px;max-width:85vw;height:100%;background:#fff;z-index:200;transform:translateX(100%);transition:transform .35s ease,visibility .35s;}
.off-canvas.is-open{visibility:visible;transform:translateX(0);box-shadow:-12px 0 40px rgba(0,0,0,.1)}
.off-canvas-inner{padding:28px;display:flex;flex-direction:column;height:100%;}
.canvas-head{display:flex;align-items:center;justify-content:space-between;margin-bottom:28px;padding-bottom:20px;border-bottom:1px solid var(--line)}
.canvas-brand{font-size:18px;font-weight:700;color:var(--text-main)}
.canvas-close{width:38px;height:38px;border-radius:8px;border:1px solid var(--line);background:#fff;cursor:pointer;font-size:18px;color:var(--text-main);display:flex;align-items:center;justify-content:center}
.canvas-close:hover{background:var(--bg-soft);border-color:var(--primary);color:var(--primary)}
.canvas-nav{display:flex;flex-direction:column}
.canvas-nav a{font-size:17px;padding:16px 8px;border-bottom:1px solid #eef4fa;color:var(--text-main);font-weight:500}
.canvas-nav a:hover{color:var(--primary);padding-left:16px;background:var(--bg-soft)}
.canvas-nav a.active{color:var(--primary);font-weight:600;border-left:3px solid var(--primary);padding-left:16px}
.canvas-cta{margin-top:auto;display:flex;flex-direction:column;gap:12px}
.off-canvas-scrim{visibility:hidden;opacity:0;position:fixed;inset:0;background:rgba(15,35,60,.45);z-index:190;transition:all .3s}
.off-canvas-scrim.is-open{visibility:visible;opacity:1}
body.canvas-locked{overflow:hidden}

.category-banner{position:relative;overflow:hidden;padding:84px 0 64px;background:linear-gradient(130deg,#F4F9FF 20%,#E6F0FD 100%);border-bottom:1px solid #e9f0f8;}
.category-banner .container{position:relative;z-index:2}
.banner-pattern{position:absolute;right:-60px;top:-20px;width:520px;height:380px;opacity:.16;background-image:url('data:image/svg+xml;utf8,<svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 200 200" fill="%232563C9"><circle cx="20" cy="20" r="4"/><circle cx="60" cy="20" r="4"/><circle cx="100" cy="20" r="4"/><circle cx="140" cy="20" r="4"/><circle cx="180" cy="20" r="4"/><circle cx="20" cy="60" r="4"/><circle cx="60" cy="60" r="4"/><circle cx="100" cy="60" r="4"/><circle cx="140" cy="60" r="4"/><circle cx="180" cy="60" r="4"/><circle cx="20" cy="100" r="4"/><circle cx="60" cy="100" r="4"/><circle cx="100" cy="100" r="4"/><circle cx="140" cy="100" r="4"/><circle cx="180" cy="100" r="4"/></svg>');background-repeat:no-repeat;background-size:cover;}
.category-breadcrumb{display:flex;align-items:center;gap:8px;font-size:13px;color:var(--text-weak);margin-bottom:14px}
.category-breadcrumb a{color:var(--text-weak)}
.category-breadcrumb a:hover{color:var(--primary)}
.category-breadcrumb .sep{opacity:.6}
.category-breadcrumb .current{color:var(--primary)}
.category-banner h1{font-size:40px;color:var(--text-main);font-weight:700;line-height:1.2;margin-bottom:18px}
.category-banner h1 span{color:var(--primary)}
.banner-tags{display:flex;flex-wrap:wrap;gap:10px;margin-top:20px}
.tag-chip{display:inline-flex;align-items:center;gap:6px;padding:5px 14px;border-radius:30px;background:rgba(255,255,255,.75);border:1px solid var(--line);font-size:13px;color:var(--text-body);}
.tag-chip i{font-size:11px;color:var(--primary)}

.section-block{padding:84px 0}
.section-soft{background:var(--bg-soft)}
.section-gap{padding:96px 0}
.section-head{max-width:820px;margin-bottom:48px}
.eyebrow{display:flex;align-items:center;gap:10px;font-size:13px;letter-spacing:2px;text-transform:uppercase;color:var(--primary);font-weight:600;margin-bottom:12px}
.eyebrow::before{content:"";width:28px;height:2px;background:var(--accent);border-radius:2px}
.section-head h2{font-size:32px;color:var(--text-main);font-weight:700;line-height:1.25;margin-bottom:14px}
.section-head p{font-size:16px;color:var(--text-body);max-width:760px}
.section-head.center{text-align:center;margin-left:auto;margin-right:auto}
.section-head.center .eyebrow{justify-content:center}
.section-head.center .eyebrow::before{width:24px}

.intro-grid{display:flex;gap:56px;align-items:center}
.intro-visual{flex:0 0 500px;border-radius:18px;overflow:hidden;box-shadow:var(--shadow);position:relative}
.intro-visual img{width:100%;height:460px;object-fit:cover}
.intro-visual::after{content:"";position:absolute;inset:0;background:linear-gradient(180deg,transparent 55%,rgba(12,31,53,.35));pointer-events:none;}
.intro-info{flex:1}
.intro-kicker{font-size:13px;letter-spacing:4px;color:var(--primary);text-transform:uppercase;font-weight:600;margin-bottom:10px}
.intro-info h2{font-size:34px;line-height:1.3;color:var(--text-main);font-weight:700;margin-bottom:20px}
.intro-info h2 em{color:var(--primary);font-style:normal}
.intro-info p{font-size:16px;margin-bottom:16px}
.stat-chair{display:flex;gap:32px;background:#fff;border:1px solid var(--line);border-radius:var(--radius-lg);padding:24px 28px;margin-top:14px;box-shadow:var(--shadow);flex-wrap:wrap;}
.stat-piece{flex:1;min-width:120px}
.stat-num{font-size:34px;font-weight:700;color:var(--text-main);line-height:1.2;font-feature-settings:"tnum";}
.stat-num i{font-style:normal;color:var(--primary)}
.stat-label{font-size:13px;color:var(--text-weak);margin-top:4px}

.timeline-zone{position:relative;padding:20px 0 0}
.timeline-line{position:absolute;left:50%;top:-20px;bottom:0;width:1px;background:var(--line);transform:translateX(-50%)}
.timeline-item{position:relative;display:flex;margin-bottom:48px;align-items:center}
.timeline-card{width:46%;background:#fff;border:1px solid var(--line);border-radius:var(--radius-lg);padding:28px 30px;box-shadow:var(--shadow);transition:transform .3s,box-shadow .3s;position:relative;}
.timeline-card:hover{transform:translateY(-6px);box-shadow:var(--shadow-hover)}
.timeline-item:nth-child(odd) .timeline-card{margin-right:auto}
.timeline-item:nth-child(even) .timeline-card{margin-left:auto}
.timeline-item:nth-child(even) .timeline-date{order:-1;text-align:right;margin-right:4%}
.timeline-dot{position:absolute;left:50%;top:38px;width:14px;height:14px;border-radius:50%;background:var(--white);border:3px solid var(--primary);transform:translateX(-50%);z-index:2;box-shadow:0 0 0 5px rgba(37,99,201,.13);}
.timeline-year{font-size:14px;color:var(--accent);letter-spacing:1px;font-weight:600;font-feature-settings:"tnum"}
.timeline-card h3{font-size:19px;color:var(--text-main);margin:10px 0 8px;font-weight:600}
.timeline-card p{font-size:14.5px;line-height:1.7;color:var(--text-body)}
.timeline-tag{display:inline-block;margin-top:12px;padding:3px 12px;border-radius:20px;background:var(--primary-light);color:var(--primary);font-size:12px;font-weight:500}

.value-layout{display:grid;grid-template-columns:repeat(12,1fr);gap:24px;align-items:stretch}
.value-main{grid-column:span 7;background:var(--white);border:1px solid var(--line);border-radius:var(--radius-lg);padding:48px 48px 44px;box-shadow:var(--shadow);position:relative;overflow:hidden;display:flex;flex-direction:column;justify-content:center;}
.value-main::before{content:"";position:absolute;left:0;top:0;width:6px;height:100%;background:linear-gradient(180deg,var(--primary),var(--accent));border-radius:4px 4px 4px 4px}
.value-main h3{font-size:30px;color:var(--text-main);font-weight:700;margin-bottom:18px}
.value-main p{font-size:16px;line-height:1.85}
.value-main p+p{margin-top:14px}
.value-highlights{font-size:15px}
.value-highlights li{display:flex;gap:12px;margin-bottom:14px;align-items:flex-start}
.value-highlights li i{color:var(--primary);margin-top:8px;font-size:13px}
.value-highlights li strong{color:var(--text-main);font-weight:600}
.value-side{grid-column:span 5;display:flex;flex-direction:column;gap:24px}
.value-side .mini-card{background:var(--white);border:1px solid var(--line);border-radius:var(--radius-lg);padding:28px;box-shadow:var(--shadow);flex:1;transition:transform .3s,box-shadow .3s;display:flex;gap:18px;align-items:flex-start;}
.value-side .mini-card:hover{transform:translateY(-4px);box-shadow:var(--shadow-hover)}
.mini-icon{flex-shrink:0;width:52px;height:52px;border-radius:13px;display:flex;align-items:center;justify-content:center;background:var(--primary-light);color:var(--primary);font-size:22px}
.mini-icon.accent{background:var(--accent-light);color:var(--accent)}
.mini-card h4{font-size:17px;color:var(--text-main);font-weight:600;margin-bottom:6px;line-height:1.4}
.mini-card p{font-size:14px;color:var(--text-body);line-height:1.72}

.legal-tabs{display:flex;gap:12px;flex-wrap:wrap;margin-bottom:40px}
.tab-btn{padding:10px 21px;border-radius:30px;border:1px solid var(--line);background:#fff;font-size:14px;color:var(--text-body);cursor:pointer;transition:all .25s;font-weight:500}
.tab-btn:hover{border-color:var(--primary);color:var(--primary)}
.tab-btn.active{background:var(--primary);color:#fff;border-color:var(--primary)}
.gate-card{background:#fff;border:1px solid var(--line);border-radius:var(--radius-lg);padding:34px 38px;box-shadow:var(--shadow)}
.gate-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(280px,1fr));gap:22px;margin-top:24px}
.feature-unit{display:flex;gap:16px;align-items:flex-start;padding:12px 4px;border-radius:8px;}
.feature-icon{flex-shrink:0;width:48px;height:48px;border-radius:12px;display:flex;align-items:center;justify-content:center;background:var(--primary-light);color:var(--primary);font-size:20px;}
.feature-unit h4{font-size:17px;margin-bottom:8px;color:var(--text-main);font-weight:600}
.feature-unit p{font-size:14px;line-height:1.8}

.cta-band{position:relative;overflow:hidden;background:linear-gradient(112deg,#174A9C 0%,#2563C9 55%,#3b7ede 100%);border-radius:20px;color:#fff;padding:70px 70px;margin:80px 0;box-shadow:0 20px 50px rgba(23,74,156,.25);}
.cta-band::before{content:"";position:absolute;left:-40px;bottom:-80px;width:330px;height:330px;background:rgba(255,255,255,.08);border-radius:50%;pointer-events:none}
.cta-band::after{content:"";position:absolute;right:5%;top:-40px;width:180px;height:180px;border:1px solid rgba(255,255,255,.12);border-radius:50%;pointer-events:none}
.cta-grid{display:flex;justify-content:space-between;align-items:center;flex-wrap:wrap;gap:30px;position:relative;z-index:2}
.cta-title{font-size:32px;font-weight:700;margin-bottom:10px;line-height:1.25;color:#fff}
.cta-sub{font-size:17px;opacity:.88;max-width:600px}
.cta-actions{display:flex;gap:14px;flex-wrap:wrap;align-items:center}
.cta-note{margin-top:16px;font-size:13px;opacity:.65}

.faq-wrap{max-width:860px}
.faq-item{background:#fff;border:1px solid var(--line);border-radius:var(--radius-md);margin-bottom:16px;overflow:hidden;transition:border-color .3s,box-shadow .3s}
.faq-item:hover{border-color:#bfd6f0;box-shadow:0 4px 16px rgba(37,99,201,.08)}
.faq-item.accordion-item{border-radius:var(--radius-md);border:1px solid var(--line);margin-bottom:16px;background:#fff;}
.faq-item.accordion-item.is-active{border-color:#93b8e8;box-shadow:0 8px 26px rgba(37,99,201,.12)}
.faq-question{padding:22px 28px;font-size:16px;font-weight:600;color:var(--text-main);cursor:pointer;display:flex;justify-content:space-between;align-items:center;gap:18px;background:none;border:0;width:100%;text-align:left;outline:none;transition:background .2s;border-radius:var(--radius-md);}
.faq-question:hover{background:#f6fafe}
.faq-question:focus-visible{outline:2px solid var(--primary);outline-offset:-2px;border-radius:var(--radius-md)}
.faq-question .arrow{width:28px;height:28px;flex-shrink:0;border:1px solid var(--line);border-radius:50%;display:flex;align-items:center;justify-content:center;color:var(--text-weak);font-size:12px;transition:all .3s;background:#fff}
.faq-item.is-active .faq-question .arrow{transform:rotate(180deg);background:var(--primary);color:#fff;border-color:var(--primary)}
.faq-answer{display:none;padding:0 28px 24px;color:var(--text-body);font-size:15px;line-height:1.8;border-top:1px dashed #e8f0f9;margin:0 28px 20px 0;padding:20px 4px 4px 4px;}
.accordion-content{padding:0 28px 24px;color:var(--text-body);font-size:15px;line-height:1.8}
.accordion-content .inner{padding-top:16px;border-top:1px dashed #e8f0f9}
.panel-callout{background:var(--bg-soft);border-radius:10px;padding:20px 24px;display:flex;gap:14px;align-items:flex-start;margin-bottom:18px;font-size:14px}
.panel-callout i{color:var(--primary);margin-top:3px}

.range-quote{display:grid;grid-template-columns:repeat(auto-fit,minmax(300px,1fr));gap:24px;margin-top:20px}
.quote-stroke{background:#fff;border-left:4px solid var(--primary);padding:24px 24px;border-radius:0 12px 12px 0;box-shadow:var(--shadow);transition:transform .3s,box-shadow .3s}
.quote-stroke:hover{transform:translateY(-5px);box-shadow:var(--shadow-hover)}
.quote-stroke p{font-size:16px;line-height:1.8;color:var(--text-body)}
.quote-stroke .quote-author{display:flex;align-items:center;justify-content:space-between;margin-top:16px;font-size:14px;font-weight:600;color:var(--accent);padding-top:12px;border-top:1px solid var(--line)}
.quote-stroke .quote-author small{color:var(--text-weak);font-weight:400;font-size:13px}

.group-banner{display:grid;grid-template-columns:2fr 3fr;background:var(--white);border:1px solid var(--line);border-radius:var(--radius-lg);overflow:hidden;box-shadow:var(--shadow);margin-bottom:40px}
.group-banner-visual{position:relative;min-height:340px;overflow:hidden;background:url('/assets/images/backpic/back-1.webp') center/cover no-repeat;}
.group-banner-visual::after{content:"";position:absolute;inset:0;background:rgba(10,28,54,.42);}
.group-label{position:absolute;z-index:2;bottom:24px;left:24px;color:#fff;font-size:16px;font-weight:600;line-height:1.4}
.group-label small{display:block;font-size:12px;opacity:.65;font-weight:400}
.group-banner-content{display:flex;flex-direction:column;justify-content:center;padding:52px 54px;background:#fff;}
.group-banner-content h2{font-size:29px;line-height:1.3;color:var(--text-main);margin-bottom:18px;font-weight:700}
.group-banner-content p{font-size:16px;color:var(--text-body);margin-bottom:20px}
.group-button-row{display:flex;gap:14px;flex-wrap:wrap;margin-top:16px}

.media-note{font-size:14px;color:var(--text-weak);opacity:.85;line-height:1.7;margin-top:18px;position:relative;padding-left:18px;border-left:3px solid var(--line)}
.quick-nav-pills{display:flex;flex-wrap:wrap;gap:12px;justify-content:center;margin:26px 0 8px}
.quick-nav-pills a{display:inline-flex;align-items:center;gap:8px;padding:11px 22px;background:#fff;border:1px solid var(--line);border-radius:30px;font-size:15px;color:var(--text-body);transition:all .25s;font-weight:500}
.quick-nav-pills a:hover{border-color:var(--primary);color:var(--primary);transform:translateY(-3px);box-shadow:0 6px 18px rgba(37,99,201,.12)}

.brand-principles{display:flex;gap:28px;flex-wrap:wrap}
.principle-box{flex:1;min-width:260px;background:var(--white);padding:36px 32px;border:1px solid var(--line);border-radius:var(--radius-lg);box-shadow:var(--shadow);text-align:left;transition:transform .3s,box-shadow .3s;position:relative}
.principle-box:hover{transform:translateY(-6px);box-shadow:var(--shadow-hover);background:var(--bg-soft)}
.principle-num{font-size:48px;font-weight:200;color:var(--line);line-height:1;display:block;margin-bottom:18px;font-feature-settings:"tnum"}
.principle-box h4{font-size:20px;color:var(--text-main);font-weight:600;margin-bottom:10px;display:flex;align-items:center;gap:10px}
.principle-box p{font-size:15px;color:var(--text-body)}
.site-footer{background:var(--bg-soft);border-top:1px solid var(--line);padding:64px 0 0;margin-top:70px;}
.footer-upper{display:grid;grid-template-columns:2fr 1fr 1.2fr 1.5fr;gap:44px;padding-bottom:40px;}
.footer-brand .footer-logo{display:flex;align-items:center;gap:12px;font-size:20px;font-weight:700;color:var(--text-main);margin-bottom:16px}
.logo-mark{width:38px;height:38px;border-radius:10px;background:linear-gradient(135deg,#2563C9,#174A9C);display:flex;align-items:center;justify-content:center;color:#fff;font-size:14px;font-weight:700;flex-shrink:0}
.footer-brand p{font-size:14px;line-height:1.8;color:var(--text-body);max-width:340px}
.footer-title{font-size:16px;color:var(--text-main);font-weight:600;margin-bottom:18px}
.footer-linklist li{margin-bottom:10px;display:flex;align-items:center;}
.footer-linklist a,.footer-linklist span{color:var(--text-body);font-size:14px;line-height:1.6;transition:all .2s;display:inline-flex;align-items:center;gap:10px}
.footer-linklist a:hover{color:var(--primary);padding-left:5px}
.footer-contact i{color:var(--text-weak);width:18px;text-align:center}
.footer-bottom{border-top:1px solid var(--line);padding:22px 0;display:flex;justify-content:space-between;align-items:center;flex-wrap:wrap;gap:10px;font-size:14px;color:var(--text-weak);max-width:1320px;margin:0 auto;}
.footer-bottom span{display:inline-flex;align-items:center;gap:6px}

@media (max-width:1024px){
  .main-nav{display:none}
  .menu-toggle{display:flex}
  .header-cta .btn-ghost{display:none;}
  .header-inner{height:70px}
  .intro-grid{flex-direction:column;gap:36px}
  .intro-visual{flex:0 0 100%;width:100%}
  .intro-visual img{height:330px}
  .category-banner{padding:64px 0 56px}
  .category-banner h1{font-size:34px}
  .value-main,.value-side{grid-column:span 12}
  .timeline-item{display:block}
  .timeline-card{width:100%;margin:0 0 24px 40px;}
  .timeline-dot{left:14px;top:30px;transform:translate(0);}
  .timeline-line{left:14px;transform:none;}
  .timeline-item:nth-child(odd) .timeline-card,.timeline-item:nth-child(even) .timeline-card{margin-left:44px;margin-right:15px;}
  .timeline-item:nth-child(even) .timeline-date{order:0;text-align:left;}
  .group-banner{grid-template-columns:1fr}
  .group-banner-visual{min-height:250px}
  .group-banner-content{padding:36px 30px}
  .cta-band{padding:54px 36px}
  .footer-upper{grid-template-columns:1fr 1fr;gap:36px}
  .cta-grid{flex-direction:column;align-items:flex-start}
  .section-gap{padding:64px 0}
  .section-block{padding:64px 0}
  .brand-logo strong{font-size:18px}
}
@media (max-width:768px){
  .container{padding:0 22px}
  .category-banner h1{font-size:29px}
  .section-head h2{font-size:28px}
  .stat-chair{gap:20px}
  .stat-num{font-size:28px}
  .value-main{padding:36px 26px}
  .timeline-card{padding:20px}
  .cta-title{font-size:28px}
  .cta-band{padding:38px 24px;border-radius:12px;}
  .faq-question{padding:18px 20px;font-size:15px}
  .accordion-content{padding:0 20px 18px}
  .footer-upper{grid-template-columns:1fr;gap:28px;padding-bottom:30px;}
  .footer-upper>div:last-child{padding-bottom:6px}
  .footer-bottom{flex-direction:column;justify-content:center;text-align:center}
  .top-toolbar .grid-container{flex-direction:column;align-items:center;height:auto;text-align:center;padding:6px 16px;}
  .top-toolbar{font-size:12px;line-height:24px}
  .top-toolbar .pipe{display:none}
  .header-cta .btn-primary{height:38px;padding:0 14px;font-size:14px}
  .logo-symbol{width:40px;height:40px;border-radius:10px;font-size:15px}
  .brand-text strong{font-size:16px}
  .brand-text small{font-size:9px}
  .header-inner{height:64px}
  .header-cta{display:flex;align-items:center;gap:8px}
  .menu-toggle{width:38px;height:38px}
  .quick-nav-pills a{font-size:14px;padding:8px 16px;}
}
@media (max-width:520px){
  .category-banner{padding:48px 0 44px}
  .category-banner h1{font-size:25px}
  .banner-tags .tag-chip{padding:4px 10px;font-size:12px}
  .tag-chip i{display:none}
  .section-head h2{font-size:24px}
  .intro-info h2{font-size:24px}
  .group-banner-content h2{font-size:23px}
  .stat-piece{min-width:100px}
  .value-highlights li strong{display:block}
  .cta-title{font-size:23px}
  .footer-upper .footer-brand p{font-size:13px}
  .footer-title{font-size:15px}
  .footer-linklist li{margin-bottom:8px}
  .footer-bottom{font-size:13px}
  .header-cta a.btn-primary{display:none}
  .menu-toggle{display:flex}
  .header-cta .btn{height:34px;padding:0 12px;font-size:13px;border-radius:6px;}
  .timeline-card h3{font-size:17px}
  .value-main h3{font-size:25px}
  .media-note{font-size:13px}
}

/* roulang page: category3 */
:root{
  --font-main:"PingFang SC","Microsoft YaHei","Noto Sans CJK SC",-apple-system,sans-serif;
  --font-num:"Inter","Barlow",var(--font-main);
  --primary:#2E6FD8;
  --primary-dark:#174A9C;
  --primary-soft:#EDF4FD;
  --accent:#C9A86A;
  --accent-soft:#FFF6E3;
  --text:#172D45;
  --text-body:#42566E;
  --text-muted:#8298B1;
  --bg-light:#F4F9FF;
  --bg-soft:#F8FBFF;
  --border:#DCE7F2;
  --white:#FFFFFF;
  --radius-lg:16px;
  --radius-md:8px;
  --shadow-card:0 6px 20px rgba(37,99,201,.06);
  --shadow-hover:0 16px 36px rgba(37,99,201,.14);
  --transition:all .2s ease;
  --container:1320px;
}
*,*::before,*::after{box-sizing:border-box}
html{scroll-behavior:smooth}
body{
  font-family:var(--font-main);
  background:#fff;
  color:var(--text-body);
  font-size:16px;
  line-height:1.75;
  margin:0;
  -webkit-font-smoothing:antialiased;
}
a{color:var(--text);text-decoration:none;transition:var(--transition)}
a:hover{color:var(--primary)}
img{display:block;max-width:100%}
ul,ol{padding:0}
button{font-family:inherit}
.container{max-width:var(--container);margin-inline:auto;padding-inline:24px}
.main-page{overflow:hidden}

/* ========= 顶部工具栏 ========= */
.utility-bar{background:var(--bg-light);border-bottom:1px solid var(--border);font-size:13px;color:var(--text-muted)}
.utility-bar .utility-inner{min-height:36px;display:flex;align-items:center;justify-content:space-between;gap:16px;padding:4px 24px}
.utility-left{display:flex;align-items:center;gap:8px}
.utility-left i{color:var(--primary)}
.utility-right{display:flex;align-items:center;gap:6px;white-space:nowrap}

/* ========= 主导航 ========= */
.site-header{background:#fff;position:sticky;top:0;z-index:80;box-shadow:0 1px 0 rgba(23,45,69,.04)}
.header-inner{display:flex;align-items:center;justify-content:space-between;gap:28px;min-height:74px;color:var(--text)}
.brand-logo{display:flex;align-items:center;gap:12px;flex-shrink:0}
.brand-logo .logo-mark,.mobile-brand .logo-mark{
  width:42px;height:42px;border-radius:10px;background:linear-gradient(135deg,#2E6FD8,#174A9C);
  display:flex;align-items:center;justify-content:center;box-shadow:0 5px 14px rgba(46,111,216,.24);
}
.brand-logo .logo-mark span,.mobile-brand .logo-mark span{color:#fff;font-size:16px;font-weight:700;letter-spacing:.02em}
.brand-logo-name{font-size:21px;font-weight:700;color:var(--text);line-height:1.2;display:flex;flex-direction:column;position:relative;padding-left:14px}
.brand-logo-name::before{content:"";position:absolute;left:0;top:4px;bottom:4px;width:2px;border-radius:2px;background:linear-gradient(180deg,var(--primary),var(--accent))}
.brand-logo-name small{font-size:10px;color:var(--text-muted);font-weight:500;letter-spacing:.22em;text-transform:uppercase}
.main-nav{display:flex;align-items:center;gap:4px;margin:auto}
.nav-item{
  position:relative;display:inline-flex;align-items:center;padding:10px 17px;border-radius:8px;
  font-size:15px;font-weight:600;color:var(--text-body);background:transparent;outline:none;
}
.nav-item::after{content:"";position:absolute;left:14px;right:14px;bottom:0;height:2px;border-radius:2px;background:transparent}
.nav-item:hover{background:var(--bg-light);color:var(--primary)}
.nav-item:focus-visible{outline:2px solid var(--primary);outline-offset:2px}
.nav-item.active{color:var(--primary)}
.nav-item.active::after{background:var(--primary)}
.header-tools{display:flex;align-items:center;gap:10px}
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;height:44px;padding:0 22px;
  border-radius:8px;border:1px solid transparent;font-size:15px;font-weight:600;
  cursor:pointer;transition:var(--transition);line-height:1;white-space:nowrap;outline:none;
}
.btn:focus-visible{outline:2px solid var(--primary);outline-offset:2px}
.btn-primary{background:var(--primary);color:#fff}
.btn-primary:hover{background:var(--primary-dark);color:#fff;box-shadow:0 8px 18px rgba(46,111,216,.28);transform:translateY(-1px)}
.btn-outline{background:#fff;border-color:var(--border);color:var(--primary)}
.btn-outline:hover{border-color:var(--primary);background:var(--bg-light);color:var(--primary-dark)}
.btn-light{background:#fff;color:var(--primary)}
.btn-light:hover{background:var(--bg-light);color:var(--primary-dark)}
.btn-sm{height:38px;padding:0 16px;font-size:13px}
.btn-lg{height:52px;padding:0 30px;font-size:16px;border-radius:10px}
.menu-toggle{display:none;width:44px;height:44px;border:1px solid var(--border);border-radius:8px;background:#fff;color:var(--text);align-items:center;justify-content:center;font-size:20px;cursor:pointer;transition:var(--transition)}
.menu-toggle:hover{border-color:var(--primary);color:var(--primary)}

/* ========= 移动端 off-canvas ========= */
.off-canvas{background:#fff;width:320px}
.off-canvas .mobile-menu-inner{padding:26px 22px}
.mobile-brand{display:flex;align-items:center;gap:10px;font-size:19px;font-weight:700;color:var(--text);margin-bottom:26px}
.mobile-brand .logo-mark{width:36px;height:36px}
.mobile-menu-title{font-size:13px;letter-spacing:.08em;color:var(--text-muted);border-bottom:1px solid var(--border);padding-bottom:10px}
.mobile-nav{list-style:none;margin:0;padding:0}
.mobile-nav li a{display:block;padding:14px 6px;color:var(--text);border-bottom:1px solid #EDF3F9;font-weight:600;font-size:16px}
.mobile-nav li a:hover,.mobile-nav li a.active{color:var(--primary);background:var(--bg-light);padding-left:12px}
.mobile-contact{margin-top:30px}
.mobile-contact .btn-block{width:100%;margin-bottom:14px}
.mobile-note{font-size:13px;color:var(--text-muted);text-align:center}
.close-button{color:var(--text)!important}

/* ========= 分类页首屏 Hero ========= */
.page-hero{
  position:relative;
  padding:88px 0 94px;
  background:
    radial-gradient(circle at 88% 12%,rgba(201,168,106,.16),transparent 28%),
    linear-gradient(118deg,#F6FAFE 0%,#E9F2FC 52%,#F4F9FF 100%),
    url('/assets/images/backpic/back-1.webp') center/cover no-repeat;
}
.hero-grid{display:grid;grid-template-columns:1.22fr .78fr;gap:52px;align-items:center}
.breadcrumbs{display:flex;flex-wrap:wrap;align-items:center;gap:8px;font-size:13px;color:var(--text-muted);margin-bottom:18px}
.breadcrumbs a{color:var(--text-muted)}
.breadcrumbs a:hover{color:var(--primary)}
.breadcrumbs i{font-size:10px;color:var(--border)}
.hero-kicker{display:inline-flex;align-items:center;gap:8px;background:#fff;border:1px solid var(--border);color:var(--primary);padding:6px 14px;border-radius:999px;font-size:12px;font-weight:700;letter-spacing:.08em;box-shadow:var(--shadow-card)}
.hero-kicker::before{content:"";width:6px;height:6px;border-radius:50%;background:var(--accent)}
.page-hero h1{
  font-size:46px;line-height:1.2;font-weight:700;color:var(--text);margin:20px 0 18px;letter-spacing:-.01em;
}
.page-hero .lead{font-size:17px;color:var(--text-body);max-width:620px;margin:0 0 30px}
.hero-actions{display:flex;flex-wrap:wrap;gap:12px}
.hero-actions .btn-outline{border-color:#CBDDF2}
.hero-panel{
  background:#fff;border:1px solid #E5EDF7;border-radius:20px;padding:26px;box-shadow:0 14px 34px rgba(37,99,201,.1);position:relative;
}
.hero-panel-title{font-weight:700;color:var(--text);font-size:16px;margin-bottom:6px;display:flex;align-items:center;gap:10px}
.hero-panel-title i{color:var(--accent)}
.hero-panel p{margin-bottom:14px;font-size:13px;color:var(--text-muted)}
.panel-data{border-top:1px solid #EDF3F9;padding-top:8px}
.panel-row{display:flex;gap:14px;padding:12px 2px;border-bottom:1px dashed #E2EBF4;align-items:flex-start}
.panel-row:last-child{border-bottom:0}
.panel-row .icon{width:38px;height:38px;border-radius:10px;background:var(--bg-light);color:var(--primary);display:flex;align-items:center;justify-content:center;font-size:15px;flex-shrink:0}
.panel-row .meta b{display:block;font-size:14px;color:var(--text);font-weight:700;margin-bottom:2px}
.panel-row .meta span{font-size:12px;color:var(--text-muted);line-height:1.5}
.hero-panel-note{background:var(--accent-soft);color:#8A6A2F;border-radius:10px;font-size:12px;padding:10px 12px;margin-top:14px}

/* ========= 服务栏目导语 ========= */
.service-intro{padding:100px 0}
.split-guide{display:grid;grid-template-columns:1.1fr .9fr;gap:60px;align-items:center}
.section-kicker{
  display:inline-block;font-size:12px;font-weight:700;letter-spacing:.16em;color:var(--primary);
  text-transform:uppercase;margin-bottom:12px;
}
.section-kicker::before{content:"—— ";color:var(--accent)}
.service-intro h2,.section-head h2,.faq-zone h2,.cta-card h2{font-size:32px;line-height:1.35;color:var(--text);font-weight:700;margin:0 0 18px;letter-spacing:-.01em}
.service-intro .lead-l{color:var(--text-body);font-size:16px;margin-bottom:26px}
.anchor-features{list-style:none;margin:0;padding:0;display:grid;gap:16px}
.anchor-features li{display:flex;gap:12px}
.anchor-features li i{width:42px;height:42px;flex-shrink:0;border-radius:11px;background:var(--bg-light);color:var(--primary);display:flex;align-items:center;justify-content:center;font-size:17px;margin-top:2px}
.anchor-features strong{font-weight:700;color:var(--text);display:block;font-size:15px;margin-bottom:1px}
.anchor-features span{font-size:13px;color:var(--text-muted);line-height:1.6}
.guide-media{position:relative}
.guide-media img{border-radius:20px;box-shadow:var(--shadow-hover);width:100%;height:390px;object-fit:cover}
.guide-media::after{content:"";position:absolute;inset:auto -16px -16px auto;width:140px;height:140px;border-right:2px solid var(--accent);border-bottom:2px solid var(--accent);border-radius:0 0 20px 0;z-index:-1;opacity:.5}
.float-note{position:absolute;left:18px;bottom:18px;background:rgba(23,45,69,.78);backdrop-filter:blur(8px);color:#fff;border-radius:10px;font-size:12px;padding:9px 14px}

/* ========= 权益对比表 ========= */
.compare-section{background:var(--bg-light);padding:96px 0}
.section-head{text-align:center;max-width:760px;margin:0 auto 10px}
.section-head p{color:var(--text-muted);font-size:15px;margin:0}
.section-head .section-kicker{text-align:center}
.table-card{background:#fff;border:1px solid var(--border);border-radius:18px;padding:24px 24px 14px;box-shadow:var(--shadow-card);margin-top:42px}
.table-scroll{overflow-x:auto;-webkit-overflow-scrolling:touch;padding-bottom:10px;scrollbar-width:none}
.table-scroll::-webkit-scrollbar{display:none}
.benefit-table{width:100%;border-collapse:separate;border-spacing:0;min-width:820px;font-size:14px}
.benefit-table th,.benefit-table td{text-align:center;padding:16px 12px;border-bottom:1px solid #E6EEF6}
.benefit-table thead th{background:var(--bg-light);color:var(--text);font-weight:700;border-top:1px solid #E6EEF6}
.benefit-table thead th:first-child{border-left:1px solid #E6EEF6;border-radius:12px 0 0 0;text-align:left}
.benefit-table thead th:last-child{border-right:1px solid #E6EEF6;border-radius:0 12px 0 0}
.benefit-table tbody th{text-align:left;color:var(--text);font-weight:600;width:210px;padding-left:16px}
.benefit-table tbody td{color:var(--text-body)}
.benefit-table tbody tr:last-child td{border-bottom:1px solid #E6EEF6}
.benefit-table tbody tr:last-child td:first-child{border-radius:0 0 0 12px}
.benefit-table tbody tr:last-child td:last-child{border-radius:0 0 12px 0}
.benefit-table .premium-col{background:var(--accent-soft);box-shadow:inset 0 3px 0 var(--accent);font-weight:600;color:var(--text)}
.benefit-table .premium-col.gray-col{background:#fff}
.benefit-table .key-col{background:var(--bg-soft)}
.benefit-table tr:last-child .premium-col{border-radius:0 0 12px 0}
.table-note{font-size:13px;color:var(--text-muted);margin:10px 4px 6px;display:flex;align-items:center;gap:8px}
.table-note i{color:var(--accent)}
.table-scroll-hint{display:none;font-size:13px;color:var(--text-muted);margin:10px 4px 0 0;text-align:right}
.check-icon{color:#2E9E6B}
.minus-icon{color:#B9C8D9}
.vip-label{font-size:12px;font-weight:800;color:#8A6A2F;background:var(--accent-soft);border:1px solid #E7D3A7;padding:2px 8px;border-radius:99px}

/* ========= 流程指引 ========= */
.flow-section{padding:100px 0;background:#fff}
.flow-steps{display:grid;grid-template-columns:repeat(4,1fr);gap:24px;margin-top:46px}
.step-card{position:relative;background:#fff;border:1px solid var(--border);border-right:0;border-radius:14px;padding:26px 20px 24px}
.step-num{font-family:var(--font-num);font-size:42px;font-weight:700;color:#DCE7F2;line-height:1;margin-bottom:14px}
.step-card::before{content:"";position:absolute;right:6px;top:20px;width:2px;height:34px;background:var(--primary);opacity:.18;transform:rotate(18deg)}
.step-card:last-child{border-right:1px solid var(--border)}
.step-card h3{color:var(--text);font-size:18px;font-weight:700;margin:0 0 10px}
.step-card p{font-size:14px;color:var(--text-muted);margin:0;line-height:1.7}
.flow-note{text-align:center;margin-top:26px;font-size:13px;color:var(--text-muted)}

/* ========= 常用业务清单 ========= */
.ops-section{background:var(--bg-light);padding:92px 0}
.ops-list{display:grid;grid-template-columns:1fr 1fr;gap:18px;margin-top:44px}
.ops-row{
  display:flex;gap:14px;align-items:flex-start;background:#fff;border:1px solid var(--border);
  border-radius:14px;padding:20px;box-shadow:var(--shadow-card);transition:var(--transition);
}
.ops-row:hover{box-shadow:var(--shadow-hover);transform:translateY(-3px);border-color:#C7DCF5}
.ops-row .ops-icon{flex:0 0 44px;height:44px;border-radius:12px;background:var(--bg-light);color:var(--primary);font-size:18px;display:flex;align-items:center;justify-content:center}
.ops-row .ops-copy h3{font-size:16px;font-weight:700;color:var(--text);margin:2px 0 6px}
.ops-row .ops-copy p{font-size:13px;color:var(--text-muted);line-height:1.6;margin:0 0 8px}
.ops-link{display:inline-flex;align-items:center;gap:6px;color:var(--primary);font-size:13px;font-weight:600}
.ops-link:hover{color:var(--primary-dark);gap:9px}

/* ========= FAQ ========= */
.faq-section{padding:96px 0;background:#fff}
.faq-grid{display:grid;grid-template-columns:.8fr 1.4fr;gap:64px;align-items:start;margin-top:26px}
.faq-aside{position:sticky;top:110px}
.faq-aside .lead{margin:18px 0 26px;color:var(--text-muted);font-size:15px}
.faq-help{background:#fff;border:1px solid var(--border);border-radius:16px;padding:20px;box-shadow:var(--shadow-card)}
.faq-help h3{font-size:15px;font-weight:700;color:var(--text);margin:0 0 8px;display:flex;align-items:center;gap:8px}
.faq-help h3 i{color:var(--accent)}
.faq-help p{font-size:13px;color:var(--text-muted);margin-bottom:16px;line-height:1.7}
.faq-help .btn{height:40px;padding:0 15px;font-size:13px}
.accordion.custom-accordion{list-style:none;margin:0;padding:0}
.accordion.custom-accordion .accordion-item{
  background:#fff;border:1px solid var(--border);border-radius:14px;
  margin-bottom:14px;transition:var(--transition);
}
.accordion.custom-accordion .accordion-item.is-active{border-color:#C7DCF5;box-shadow:var(--shadow-card)}
.accordion.custom-accordion .accordion-title{
  background:transparent;border:0;color:var(--text);padding:17px 22px;font-size:16px;
  font-weight:600;line-height:1.5;position:relative;cursor:pointer;border-radius:14px;display:block;
}
.accordion.custom-accordion .accordion-title:focus-visible{outline:2px solid var(--primary);outline-offset:-2px;border-radius:14px}
.accordion.custom-accordion .accordion-title::after{content:"\f078";font-family:"Font Awesome 6 Free";font-weight:900;position:absolute;right:18px;top:50%;transform:translateY(-50%);color:var(--primary);font-size:14px;transition:transform .25s ease;background:#EDF4FD;width:26px;height:26px;border-radius:50%;display:flex;align-items:center;justify-content:center}
.accordion.custom-accordion .accordion-item.is-active>.accordion-title{background:#F8FBFF;color:var(--primary)}
.accordion.custom-accordion .accordion-item.is-active>.accordion-title::after{transform:translateY(-50%) rotate(180deg)}
.accordion.custom-accordion .accordion-content{
  border-top:1px solid var(--border);background:#fff;border-radius:0 0 14px 14px;padding:18px 22px;font-size:14px;
  color:var(--text-body);
}
.accordion.custom-accordion .accordion-content h4{font-size:15px;color:var(--text);font-weight:700;margin-bottom:8px}
.accordion.custom-accordion .accordion-content p{margin:0;line-height:1.85;font-size:14px}
.accordion.custom-accordion .accordion-content p+p{margin-top:8px}
.accordion.custom-accordion .accordion-content i{color:var(--primary);margin-right:6px}

/* ========= 收口 CTA ========= */
.cta-section{padding:0 0 90px;background:var(--bg-light)}
.cta-card{
  background:linear-gradient(120deg,#E9F2FC,#F4F9FF);border:1px solid var(--border);border-radius:22px;
  padding:46px 50px;box-shadow:var(--shadow-card);display:grid;grid-template-columns:1.5fr .8fr;gap:40px;align-items:center;position:relative;overflow:hidden;
}
.cta-card::before{content:"";position:absolute;right:-60px;bottom:-90px;width:280px;height:280px;border:34px solid rgba(46,111,216,.08);border-radius:50%}
.cta-card h2{font-size:30px;margin:0 0 12px;color:var(--text)}
.cta-card p{color:var(--text-body);font-size:15px;max-width:680px;margin-bottom:22px}
.cta-actions{display:flex;flex-wrap:wrap;gap:10px;align-items:center}
.link-under{display:inline-flex;align-items:center;gap:6px;font-size:14px;font-weight:600;color:var(--primary)}
.link-under:hover{color:var(--primary-dark);text-decoration:underline}
.cta-aside{background:#fff;border-radius:16px;padding:22px;box-shadow:var(--shadow-card);font-size:14px;color:var(--text-body);display:flex;flex-direction:column;gap:10px;position:relative;z-index:2}
.cta-aside b{color:var(--text);font-size:16px;display:block;line-height:1.4}
.cta-aside span{font-size:13px;color:var(--text-muted)}
.cta-aside small{font-size:12px;background:var(--accent-soft);color:#8A6A2F;padding:9px 12px;border-radius:10px;line-height:1.5}

/* ========= Footer 沿用全局 ========= */
.site-footer{background:var(--bg-light);border-top:1px solid var(--border);padding:60px 0 0;color:var(--text-muted);font-size:14px;margin-top:0}
.site-footer .grid-container{max-width:var(--container);padding-inline:24px;margin-inline:auto}
.footer-upper{display:grid;grid-template-columns:2.2fr 1fr 1.2fr 1.5fr;gap:42px;padding-bottom:44px}
.footer-logo{display:flex;align-items:center;gap:10px;color:var(--text);font-size:19px;font-weight:700;margin-bottom:14px}
.logo-mark{background:linear-gradient(135deg,#2E6FD8,#174A9C);border-radius:8px;display:inline-flex;align-items:center;justify-content:center;color:#fff}
.footer-brand p{font-size:13px;line-height:1.8;max-width:340px;margin:0}
.footer-title{font-size:14px;color:var(--text);font-weight:700;margin-bottom:16px}
.footer-linklist{list-style:none;margin:0;padding:0}
.footer-linklist li{margin-bottom:10px}
.footer-linklist a{color:var(--text-muted);font-size:13px;transition:var(--transition)}
.footer-linklist a:hover{color:var(--primary);padding-left:5px}
.footer-contact span{color:var(--text-muted);font-size:13px;line-height:1.7;display:flex;align-items:center;gap:8px}
.footer-contact i{width:18px;color:var(--primary)}
.footer-bottom{border-top:1px solid var(--border);padding:20px 0;display:flex;align-items:center;justify-content:space-between;flex-wrap:wrap;gap:8px;font-size:12px;color:var(--text-muted)}

/* ========= 响应式 ========= */
@media(max-width:1100px){
  .main-nav{display:none}
  .menu-toggle{display:inline-flex}
  .header-quick-cta{display:none}
  .hero-grid{grid-template-columns:1fr;gap:30px}
  .page-hero{padding:60px 0 70px}
  .split-guide,.faq-grid,.cta-card{grid-template-columns:1fr;gap:28px}
  .guide-media img{height:330px}
  .faq-aside{position:static}
  .flow-steps{grid-template-columns:1fr 1fr;row-gap:18px}
  .ops-list{grid-template-columns:1fr 1fr}
  .footer-upper{grid-template-columns:1fr 1fr}
}
@media(max-width:764px){
  .utility-bar .utility-right{display:none}
  .page-hero h1{font-size:34px}
  .service-intro,.compare-section,.ops-section,.faq-section{padding:64px 0}
  .flow-section{padding:60px 0}
  .section-head h2,.service-intro h2,.faq-zone h2{font-size:27px}
  .ops-list{grid-template-columns:1fr}
  .flow-steps{grid-template-columns:1fr}
  .step-card{border-right:1px solid var(--border)}
  .footer-upper{grid-template-columns:1fr}
  .cta-section{padding-bottom:64px}
  .cta-card{padding:30px 24px}
  .footer-bottom{justify-content:center}
  .menu-toggle{display:flex}
}
@media(max-width:520px){
  .container{padding-inline:16px}
  .utility-bar .utility-inner{padding-inline:16px}
  .header-tools .btn{display:none}
  .header-tools .menu-toggle{display:inline-flex}
  .page-hero{padding:48px 0 52px}
  .page-hero h1{font-size:28px}
  .hero-actions .btn{width:100%}
  .brand-logo{max-width:230px}
  .brand-logo .logo-mark{width:36px;height:36px;border-radius:9px}
  .brand-logo .logo-mark span{font-size:13px}
  .brand-logo-name{font-size:18px;padding-left:10px}
  .brand-logo-name small{display:none}
  .table-card{padding:14px 10px}
  .benefit-table{min-width:760px}
  .table-scroll-hint{display:flex;align-items:center;justify-content:flex-end;gap:6px}
  .split-guide{gap:26px}
  .guide-media img{height:230px}
  .float-note{left:10px;right:10px;bottom:10px;text-align:center}
  .ops-row{flex-wrap:wrap}
  .site-footer .grid-container{padding-inline:20px}
}