/* roulang page: index */
:root{
  --primary:#0F2B5C;
  --primary-dark:#0B1F42;
  --accent:#2563EB;
  --gold:#C9A063;
  --gold-dark:#B58E4F;
  --bg:#F7F9FC;
  --card-bg:#FFFFFF;
  --text:#2F3A4C;
  --text-muted:#7A8699;
  --border:#E8EDF3;
  --radius:12px;
  --radius-sm:8px;
  --radius-xs:6px;
  --shadow:0 4px 20px rgba(15,43,92,.06);
  --shadow-lg:0 8px 30px rgba(15,43,92,.12);
  --section-gap:80px;
  --header-h:70px;
  --font-main:"PingFang SC","Microsoft YaHei","Source Han Sans SC",sans-serif;
}
*,*::before,*::after{box-sizing:border-box;margin:0;padding:0;}
html{scroll-behavior:smooth;}
body{
  font-family:var(--font-main);
  font-size:16px;
  line-height:1.75;
  color:var(--text);
  background:var(--bg);
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;height:auto;display:block;}
a{color:var(--accent);text-decoration:none;transition:all .3s ease;}
a:hover{color:var(--primary);}
ul{list-style:none;}
button,input,select,textarea{font-family:inherit;font-size:inherit;}
.container{max-width:1280px;padding-left:24px;padding-right:24px;}
@media(max-width:767px){.container{padding-left:16px;padding-right:16px;}}
h1,h2,h3,h4,h5,h6{font-weight:700;color:var(--primary);line-height:1.4;}
h1{font-size:32px;}
h2{font-size:26px;}
h3{font-size:20px;font-weight:600;}

/* ===== Buttons ===== */
.btn{border-radius:var(--radius-sm);font-weight:600;padding:12px 32px;transition:all .3s ease;border:1.5px solid transparent;font-size:15px;}
.btn-primary{background:var(--primary);border-color:var(--primary);color:#fff;}
.btn-primary:hover,.btn-primary:focus{background:var(--primary-dark);border-color:var(--primary-dark);color:#fff;transform:scale(1.02);box-shadow:0 6px 18px rgba(15,43,92,.25);}
.btn-outline{background:#fff;border-color:var(--primary);color:var(--primary);}
.btn-outline:hover,.btn-outline:focus{background:var(--primary);color:#fff;border-color:var(--primary);}
.btn-gold{background:var(--gold);border-color:var(--gold);color:#fff;}
.btn-gold:hover,.btn-gold:focus{background:var(--gold-dark);border-color:var(--gold-dark);color:#fff;transform:scale(1.02);box-shadow:0 6px 18px rgba(201,160,99,.4);}
.btn-lg-cta{padding:14px 38px;font-size:16px;}
.btn:focus-visible{outline:3px solid rgba(37,99,235,.4);outline-offset:2px;}

/* ===== Top Countdown Bar ===== */
.top-timer-bar{
  background:var(--primary);
  background-image:radial-gradient(rgba(255,255,255,.07) 1px,transparent 1px);
  background-size:22px 22px;
  color:#fff;
  font-size:14px;
  padding:0;
  position:relative;
  z-index:1030;
}
.timer-inner{display:flex;align-items:center;justify-content:space-between;gap:16px;min-height:52px;flex-wrap:wrap;}
.timer-left{display:flex;align-items:center;gap:10px;}
.live-tag{background:var(--gold);color:#fff;font-size:12px;font-weight:600;padding:4px 12px;border-radius:999px;letter-spacing:1px;white-space:nowrap;}
.timer-title{font-size:14px;color:rgba(255,255,255,.9);white-space:nowrap;}
.timer-cd{display:flex;align-items:center;gap:6px;}
.cd-num{
  font-size:28px;font-weight:700;color:var(--gold);
  font-feature-settings:"tnum";font-variant-numeric:tabular-nums;
  min-width:38px;text-align:center;line-height:1;
}
.cd-unit{font-size:12px;color:rgba(255,255,255,.7);margin:0 2px;}
.timer-link{color:#fff;font-weight:600;font-size:14px;display:inline-flex;align-items:center;gap:6px;white-space:nowrap;}
.timer-link:hover{color:var(--gold);}
@media(max-width:768px){
  .timer-inner{flex-direction:column;padding:10px 0;gap:6px;}
  .cd-num{font-size:20px;min-width:28px;}
  .timer-link{margin-bottom:4px;}
}

/* ===== Header / Nav ===== */
.site-header{background:#fff;border-bottom:1px solid var(--border);position:sticky;top:0;z-index:1020;box-shadow:0 2px 8px rgba(15,43,92,.04);}
.navbar{padding:0;min-height:var(--header-h);}
.navbar-brand{display:flex;align-items:center;gap:8px;padding:0;margin:0;}
.brand-text{font-size:24px;font-weight:700;color:var(--primary);letter-spacing:.5px;}
.brand-badge{background:var(--accent);color:#fff;font-size:12px;font-weight:600;padding:3px 10px;border-radius:6px;letter-spacing:2px;line-height:1.4;}
.desktop-nav .navbar-nav{gap:4px;}
.desktop-nav .nav-link{
  color:var(--text);font-size:15px;font-weight:500;padding:8px 18px;border-radius:var(--radius-xs);
  position:relative;transition:all .3s ease;white-space:nowrap;
}
.desktop-nav .nav-link:hover{color:var(--accent);background:rgba(37,99,235,.06);}
.desktop-nav .nav-link.active{color:var(--primary);font-weight:600;}
.desktop-nav .nav-link.active::after{
  content:"";position:absolute;left:18px;right:18px;bottom:2px;height:2px;background:var(--accent);border-radius:2px;
}
.nav-actions{display:flex;align-items:center;gap:14px;margin-left:12px;padding-left:18px;border-left:1px solid var(--border);}
.nav-chat{display:inline-flex;align-items:center;gap:6px;color:var(--text-muted);font-size:14px;font-weight:500;}
.nav-chat:hover{color:var(--accent);}
.nav-chat i{font-size:16px;}
.nav-cta-btn{background:var(--primary);border-color:var(--primary);color:#fff;padding:10px 28px;font-size:14px;font-weight:600;border-radius:var(--radius-sm);}
.nav-cta-btn:hover{background:var(--primary-dark);border-color:var(--primary-dark);color:#fff;transform:scale(1.02);box-shadow:0 4px 14px rgba(15,43,92,.25);}
.navbar-toggler{border:none;padding:6px 8px;color:var(--primary);font-size:24px;line-height:1;}
.navbar-toggler:focus{box-shadow:0 0 0 3px rgba(37,99,235,.15);}
.mobile-menu{background:#fff;font-family:var(--font-main);}
.mobile-menu .offcanvas-header{border-bottom:1px solid var(--border);padding:18px 20px;}
.mobile-menu .offcanvas-title{font-size:20px;font-weight:700;color:var(--primary);}
.mobile-nav-list li{border-bottom:1px solid #f0f3f8;}
.mobile-nav-list a{display:block;padding:14px 20px;color:var(--text);font-size:15px;font-weight:500;}
.mobile-nav-list a:hover{background:var(--bg);color:var(--accent);}
.mobile-nav-list a.active{color:var(--accent);font-weight:600;border-left:3px solid var(--accent);}
.mobile-actions{padding:20px;display:flex;flex-direction:column;gap:12px;}
@media(min-width:992px){
  .navbar-toggler{display:none;}
}

/* ===== Hero ===== */
.hero{
  position:relative;
  padding:70px 0 80px;
  background:linear-gradient(135deg,rgba(247,249,252,.97) 0%,rgba(232,237,243,.92) 100%),url('/assets/images/backpic/back-1.png') center/cover no-repeat;
  overflow:hidden;
}
.hero::before{
  content:"";position:absolute;top:-60px;right:-40px;width:320px;height:320px;border-radius:50%;
  background:radial-gradient(circle,rgba(37,99,235,.08),transparent 70%);pointer-events:none;
}
.hero .container{position:relative;z-index:2;}
.hero-badge{
  display:inline-flex;align-items:center;gap:8px;background:rgba(201,160,99,.12);
  border:1px solid rgba(201,160,99,.4);color:var(--gold-dark);font-size:13px;font-weight:600;
  padding:6px 16px;border-radius:999px;margin-bottom:22px;
}
.hero-badge i{font-size:14px;}
.hero-title{font-size:38px;line-height:1.3;font-weight:700;color:var(--primary);margin-bottom:20px;max-width:680px;}
.hero-sub{
  background:#fff;border-left:4px solid var(--accent);border-radius:0 var(--radius) var(--radius) 0;
  box-shadow:var(--shadow);padding:18px 22px;max-width:620px;margin-bottom:28px;font-size:16px;color:var(--text);
  line-height:1.8;
}
.hero-actions{display:flex;align-items:center;gap:16px;flex-wrap:wrap;}
.hero-note{font-size:13px;color:var(--text-muted);display:flex;align-items:center;gap:6px;}
.hero-note i{color:var(--gold);}
.hero-stats{
  background:#fff;border-radius:var(--radius);box-shadow:var(--shadow);padding:24px 28px;
  display:flex;gap:12px;justify-content:space-around;border:1px solid var(--border);max-width:480px;
}
.stat-item{text-align:center;flex:1;position:relative;}
.stat-item+.stat-item::before{content:"";position:absolute;left:0;top:20%;height:60%;width:1px;background:var(--border);}
.stat-num{font-size:28px;font-weight:700;color:var(--primary);font-feature-settings:"tnum";line-height:1.2;}
.stat-label{font-size:13px;color:var(--text-muted);margin-top:4px;}
.hero-badges{display:flex;gap:10px;margin-top:24px;flex-wrap:wrap;}
.trust-badge{display:inline-flex;align-items:center;gap:6px;background:#fff;border:1px solid var(--border);border-radius:999px;padding:6px 14px;font-size:13px;color:var(--text);box-shadow:var(--shadow);}
.trust-badge i{color:var(--accent);}
@media(max-width:991px){
  .hero{padding:50px 0 60px;}
  .hero-title{font-size:30px;}
  .hero-stats{margin-top:24px;max-width:100%;}
}
@media(max-width:767px){
  .hero{padding:36px 0 44px;}
  .hero-title{font-size:24px;}
  .hero-sub{padding:14px 16px;font-size:14px;}
  .hero-stats{padding:18px 14px;flex-wrap:wrap;}
  .stat-num{font-size:22px;}
}

/* ===== Section Common ===== */
.section{padding:var(--section-gap) 0;}
.section-head{display:flex;align-items:flex-end;justify-content:space-between;gap:16px;margin-bottom:36px;flex-wrap:wrap;}
.section-head h2{font-size:28px;font-weight:700;color:var(--primary);margin:0;}
.section-head p{color:var(--text-muted);font-size:15px;margin:6px 0 0;}
.section-link{font-size:14px;font-weight:600;color:var(--accent);display:inline-flex;align-items:center;gap:6px;white-space:nowrap;}
.section-link:hover{color:var(--primary);}
.section-link i{transition:transform .3s;}
.section-link:hover i{transform:translateX(4px);}
.head-accent{display:inline-block;width:10px;height:10px;background:var(--accent);border-radius:2px;transform:rotate(45deg);margin-right:10px;}
@media(max-width:767px){.section{padding:48px 0;}.section-head h2{font-size:22px;}}

/* ===== Feature Cards ===== */
.feature-section{background:#fff;}
.feature-grid{gap:24px;}
.feature-card{
  background:#fff;border:1px solid var(--border);border-radius:var(--radius);padding:32px 26px;
  box-shadow:var(--shadow);transition:all .3s ease;height:100%;position:relative;overflow:hidden;
}
.feature-card::before{
  content:"";position:absolute;top:0;left:0;right:0;height:3px;background:var(--accent);
  opacity:0;transition:opacity .3s ease;
}
.feature-card:hover{border-color:rgba(37,99,235,.3);box-shadow:var(--shadow-lg);transform:translateY(-4px);}
.feature-card:hover::before{opacity:1;}
.feature-card:nth-child(2)::before{background:var(--gold);}
.feature-card:nth-child(3)::before{background:var(--primary);}
.feature-icon{
  width:58px;height:58px;border-radius:14px;display:flex;align-items:center;justify-content:center;
  font-size:26px;margin-bottom:20px;transition:all .3s ease;
}
.feature-card:nth-child(1) .feature-icon{background:rgba(37,99,235,.1);color:var(--accent);}
.feature-card:nth-child(2) .feature-icon{background:rgba(201,160,99,.12);color:var(--gold-dark);transform:rotate(-3deg);}
.feature-card:nth-child(3) .feature-icon{background:rgba(15,43,92,.08);color:var(--primary); border-radius:50%;}
.feature-card h3{font-size:18px;margin-bottom:10px;}
.feature-card p{font-size:14px;color:var(--text-muted);line-height:1.7;margin:0;}
.feature-divider{display:flex;align-items:center;justify-content:center;gap:10px;margin:36px 0 10px;}
.feature-divider::before,.feature-divider::after{content:"";height:1px;width:80px;background:var(--border);display:inline-block;}
.feature-divider .dot{width:8px;height:8px;background:var(--gold);transform:rotate(45deg);border-radius:2px;}

/* ===== Image Wall ===== */
.wall-grid{display:grid;grid-template-columns:1.2fr 1fr;grid-template-rows:repeat(2,1fr);gap:24px;}
.wall-main{
  grid-row:span 2;border-radius:var(--radius);overflow:hidden;position:relative;
  min-height:440px;box-shadow:var(--shadow);transition:all .3s ease;
}
.wall-main img{width:100%;height:100%;object-fit:cover;position:absolute;inset:0;}
.wall-main .wall-overlay{
  position:absolute;inset:0;background:linear-gradient(180deg,rgba(15,43,92,.1) 0%,rgba(15,43,92,.65) 80%);
  display:flex;align-items:flex-end;padding:28px;z-index:1;
}
.wall-main h3{color:#fff;font-size:24px;margin:0 0 8px;}
.wall-main p{color:rgba(255,255,255,.9);font-size:14px;margin:0;max-width:320px;line-height:1.6;}
.wall-side{
  border-radius:var(--radius);overflow:hidden;position:relative;min-height:206px;
  box-shadow:var(--shadow);background:#fff;border:1px solid var(--border);transition:all .3s ease;
}
.wall-side img{width:100%;height:100%;object-fit:cover;transition:transform .4s ease;}
.wall-side .wall-side-overlay{
  position:absolute;inset:0;background:rgba(15,43,92,.35);opacity:0;transition:opacity .3s ease;
  display:flex;align-items:center;justify-content:center;z-index:1;
}
.wall-side:hover .wall-side-overlay{opacity:1;}
.wall-side:hover img{transform:scale(1.05);}
.wall-side .walk-btn{
  background:#fff;color:var(--primary);font-size:13px;font-weight:600;padding:8px 20px;border-radius:999px;
  border:none;cursor:pointer;transition:all .3s ease;box-shadow:0 4px 12px rgba(15,43,92,.2);
}
.wall-side .walk-btn:hover{background:var(--primary);color:#fff;}
@media(max-width:767px){
  .wall-grid{grid-template-columns:1fr;grid-template-rows:auto;}
  .wall-main{min-height:260px;grid-row:auto;}
  .wall-side{min-height:180px;}
}

/* ===== Stats Strip ===== */
.stats-strip{
  margin-top:32px;background:var(--primary);border-radius:var(--radius);padding:28px 24px;
  display:flex;justify-content:space-around;align-items:center;gap:20px;flex-wrap:wrap;
  position:relative;overflow:hidden;
}
.stats-strip::before{content:"";position:absolute;top:-30px;right:-30px;width:120px;height:120px;border-radius:50%;background:rgba(255,255,255,.05);}
.stats-strip::after{content:"";position:absolute;bottom:-40px;left:10%;width:80px;height:80px;border-radius:50%;background:rgba(255,255,255,.04);}
.strip-item{text-align:center;position:relative;z-index:1;}
.strip-num{font-size:30px;font-weight:700;color:#fff;font-feature-settings:"tnum";}
.strip-label{font-size:13px;color:rgba(255,255,255,.75);margin-top:2px;}
@media(max-width:767px){.stats-strip{padding:20px 12px;}.strip-num{font-size:22px;}}

/* ===== Details Section ===== */
.details-section{background:#fff;}
.details-list .detail-item{display:flex;gap:16px;padding:16px 0;border-bottom:1px solid #f0f3f8;align-items:flex-start;}
.details-list .detail-item:last-child{border-bottom:none;}
.detail-icon{width:42px;height:42px;border-radius:10px;background:rgba(37,99,235,.08);color:var(--accent);display:flex;align-items:center;justify-content:center;font-size:18px;flex-shrink:0;}
.detail-label{font-size:13px;color:var(--text-muted);margin-bottom:2px;}
.detail-value{font-size:15px;font-weight:600;color:var(--text);}
.detail-panel{
  background:var(--bg);border:1px solid var(--border);border-radius:var(--radius);padding:32px;
  position:relative;overflow:hidden;
}
.detail-panel::before{content:"";position:absolute;top:0;right:0;width:100px;height:100px;background:radial-gradient(circle,rgba(37,99,235,.08),transparent 70%);}
.detail-panel h3{font-size:20px;margin-bottom:6px;}
.detail-panel .panel-sub{font-size:14px;color:var(--text-muted);margin-bottom:20px;}
.progress{height:10px;border-radius:999px;background:#e3e9f2;margin:14px 0 6px;overflow:hidden;}
.progress-bar{background:var(--accent);border-radius:999px;position:relative;overflow:visible;}
.progress-bar::after{
  content:"";position:absolute;top:0;bottom:0;width:30px;background:rgba(255,255,255,.35);
  right:90%;border-radius:999px;animation:shimmer 2.5s infinite;
}
@keyframes shimmer{
  0%{right:90%;}50%{right:20%;}100%{right:90%;}
}
.progress-info{display:flex;justify-content:space-between;font-size:13px;color:var(--text-muted);margin-bottom:18px;}
.panel-tip{background:rgba(201,160,99,.1);border-left:3px solid var(--gold);padding:10px 14px;border-radius:0 8px 8px 0;font-size:13px;color:#8a6d3b;margin-bottom:20px;}
.panel-tip i{margin-right:6px;}
@media(max-width:991px){
  .details-list{margin-bottom:28px;}
}

/* ===== CTA / Form ===== */
.cta-section{
  background:var(--primary);
  background-image:radial-gradient(rgba(255,255,255,.05) 1px,transparent 1px);
  background-size:26px 26px;
  padding:80px 0;position:relative;overflow:hidden;
}
.cta-section::before{content:"";position:absolute;top:-80px;left:-80px;width:240px;height:240px;border-radius:50%;background:rgba(255,255,255,.03);}
.cta-section::after{content:"";position:absolute;bottom:-60px;right:-60px;width:200px;height:200px;border-radius:50%;background:rgba(255,255,255,.04);}
.cta-box{background:#fff;border-radius:16px;padding:40px;box-shadow:0 20px 50px rgba(11,31,66,.3);position:relative;z-index:2;}
.cta-box h2{font-size:28px;color:var(--primary);margin-bottom:8px;}
.cta-box .cta-sub{color:var(--text-muted);font-size:15px;margin-bottom:28px;}
.form-label{font-size:14px;font-weight:600;color:var(--text);margin-bottom:6px;}
.form-control{
  border:1px solid #D9E1EC;border-radius:var(--radius-xs);padding:12px 16px;font-size:15px;color:var(--text);
  background:#fff;transition:all .3s ease;
}
.form-control:focus{border-color:var(--accent);box-shadow:0 0 0 3px rgba(37,99,235,.15);outline:none;}
.form-control::placeholder{color:#aeb9c7;}
textarea.form-control{min-height:100px;resize:none;}
.cta-side{color:#fff;padding:20px 0;}
.cta-side h3{color:#fff;font-size:24px;margin-bottom:16px;}
.cta-side p{color:rgba(255,255,255,.85);font-size:15px;line-height:1.8;margin-bottom:24px;}
.cta-points{list-style:none;padding:0;margin:0;}
.cta-points li{display:flex;align-items:flex-start;gap:10px;margin-bottom:14px;font-size:14px;color:rgba(255,255,255,.92);}
.cta-points li i{color:var(--gold);font-size:16px;flex-shrink:0;margin-top:3px;}
@media(max-width:767px){
  .cta-section{padding:48px 0;}
  .cta-box{padding:24px 18px;}
  .cta-box h2{font-size:22px;}
  .cta-side h3{font-size:20px;}
}

/* ===== News List ===== */
.news-card{
  display:flex;gap:16px;background:#fff;border:1px solid var(--border);border-radius:var(--radius);
  padding:16px;box-shadow:var(--shadow);transition:all .3s ease;margin-bottom:16px;align-items:center;
}
.news-card:hover{border-color:rgba(37,99,235,.3);box-shadow:var(--shadow-lg);transform:translateY(-2px);}
.news-thumb{width:160px;height:100px;border-radius:10px;overflow:hidden;flex-shrink:0;background:var(--bg);}
.news-thumb img{width:100%;height:100%;object-fit:cover;transition:transform .4s ease;}
.news-card:hover .news-thumb img{transform:scale(1.05);}
.news-body{flex:1;min-width:0;}
.news-body h4{font-size:17px;font-weight:600;color:var(--text);margin:0 0 6px;line-height:1.45;overflow:hidden;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;}
.news-card:hover .news-body h4{color:var(--accent);}
.news-body .news-excerpt{font-size:14px;color:var(--text-muted);line-height:1.6;overflow:hidden;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;margin:0 0 10px;}
.news-meta{display:flex;align-items:center;gap:12px;flex-wrap:wrap;}
.news-meta .badge-cat{background:rgba(37,99,235,.08);color:var(--accent);font-size:12px;font-weight:600;padding:3px 10px;border-radius:999px;}
.news-meta .news-time{font-size:12px;color:var(--text-muted);display:inline-flex;align-items:center;gap:4px;}
.news-meta .news-time i{font-size:13px;}
.news-empty{
  background:#fff;border:1px dashed var(--border);border-radius:var(--radius);padding:48px 20px;
  text-align:center;color:var(--text-muted);font-size:15px;
}
.news-empty i{font-size:32px;color:#c6d0dd;display:block;margin-bottom:12px;}
@media(max-width:575px){
  .news-card{flex-direction:column;align-items:flex-start;}
  .news-thumb{width:100%;height:150px;}
}

/* ===== SEO Brand Section ===== */
.brand-section{background:#fff;}
.brand-text-block{font-size:15px;color:var(--text);line-height:2;text-align:justify;}
.brand-text-block p{margin-bottom:16px;}
.brand-text-block strong{color:var(--primary);font-weight:600;}
.brand-img-wrap{border-radius:var(--radius);overflow:hidden;box-shadow:var(--shadow);position:relative;min-height:260px;}
.brand-img-wrap img{width:100%;height:100%;object-fit:cover;position:absolute;inset:0;}
.brand-img-wrap::after{content:"";position:absolute;inset:0;background:linear-gradient(135deg,rgba(15,43,92,.15),transparent 60%);}
@media(max-width:991px){.brand-img-wrap{min-height:200px;margin-top:24px;position:relative;}}

/* ===== FAQ ===== */
.faq-section{background:var(--bg);}
.accordion-item{border:1px solid var(--border);border-radius:var(--radius)!important;margin-bottom:14px;overflow:hidden;background:#fff;transition:all .3s ease;box-shadow:var(--shadow);}
.accordion-item:has(.accordion-button:not(.collapsed)){border-color:rgba(37,99,235,.3);box-shadow:var(--shadow-lg);}
.accordion-button{
  background:#F0F4FA;color:var(--primary);font-size:15px;font-weight:600;padding:18px 22px;
  box-shadow:none!important;transition:all .3s ease;border-radius:var(--radius)!important;
}
.accordion-button:not(.collapsed){background:#F0F4FA;color:var(--primary);}
.accordion-button:hover{background:#e8eef7;}
.accordion-button::after{filter:hue-rotate(140deg);}
.accordion-body{
  padding:20px 22px;font-size:14px;color:var(--text-muted);line-height:1.8;
  border-left:3px solid var(--accent);margin:0 0 0 22px;border-radius:0;
}
.accordion-button:focus-visible{box-shadow:0 0 0 3px rgba(37,99,235,.2)!important;}

/* ===== Footer ===== */
.site-footer{background:var(--primary);color:rgba(255,255,255,.8);font-size:14px;padding-top:60px;}
.footer-cta-strip{
  background:#fff;border-radius:16px;padding:28px 32px;margin-bottom:48px;
  display:flex;align-items:center;justify-content:space-between;gap:20px;flex-wrap:wrap;
  box-shadow:0 10px 30px rgba(0,0,0,.15);
}
.footer-cta-strip h3{font-size:20px;color:var(--primary);margin:0 0 4px;}
.footer-cta-strip p{font-size:14px;color:var(--text-muted);margin:0;}
.footer-cta-strip .btn{white-space:nowrap;}
.footer-brand{color:#fff;font-size:22px;font-weight:700;display:flex;align-items:center;gap:8px;margin-bottom:14px;}
.footer-brand .brand-badge{background:var(--gold);color:#fff;font-size:11px;padding:2px 8px;border-radius:5px;}
.footer-desc{font-size:13px;color:rgba(255,255,255,.6);line-height:1.7;max-width:280px;}
.footer-title{font-size:15px;font-weight:600;color:#fff;margin-bottom:16px;position:relative;padding-bottom:8px;}
.footer-title::after{content:"";position:absolute;left:0;bottom:0;width:28px;height:2px;background:var(--gold);border-radius:2px;}
.footer-links li{margin-bottom:10px;}
.footer-links a{color:rgba(255,255,255,.7);font-size:13px;transition:all .3s ease;}
.footer-links a:hover{color:var(--gold);padding-left:6px;}
.footer-contact li{display:flex;align-items:flex-start;gap:10px;margin-bottom:12px;font-size:13px;color:rgba(255,255,255,.7);}
.footer-contact i{color:var(--gold);font-size:15px;margin-top:2px;}
.footer-bottom{border-top:1px solid rgba(255,255,255,.1);padding:18px 0;margin-top:40px;font-size:12px;color:rgba(255,255,255,.5);}
.footer-bottom .container{display:flex;justify-content:space-between;gap:10px;flex-wrap:wrap;}
@media(max-width:767px){
  .footer-cta-strip{padding:22px 18px;}
  .footer-cta-strip h3{font-size:17px;}
  .site-footer{padding-top:40px;}
}

/* ===== Scrollbar ===== */
::-webkit-scrollbar{width:8px;height:8px;}
::-webkit-scrollbar-track{background:#f0f3f8;}
::-webkit-scrollbar-thumb{background:#b3c0d4;border-radius:4px;}
::-webkit-scrollbar-thumb:hover{background:var(--accent);}

/* roulang page: article */
/* ========== 设计变量 ========== */
        :root {
            --primary: #0F2B5C;
            --primary-dark: #0B1F42;
            --accent: #2563EB;
            --gold: #C9A063;
            --gold-dark: #B58E4F;
            --bg: #F7F9FC;
            --bg-light: #E8EDF3;
            --card-bg: #FFFFFF;
            --text: #2F3A4C;
            --text-weak: #7A8699;
            --border: #E8EDF3;
            --radius: 12px;
            --radius-sm: 8px;
            --shadow: 0 4px 20px rgba(15, 43, 92, 0.06);
            --shadow-hover: 0 8px 30px rgba(15, 43, 92, 0.12);
            --section-gap: 80px;
            --font-sans: "PingFang SC", "Microsoft YaHei", "Source Han Sans SC", -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
        }

        /* ========== Reset / Base ========== */
        *,
        *::before,
        *::after {
            box-sizing: border-box;
            margin: 0;
            padding: 0;
        }

        html {
            scroll-behavior: smooth;
        }

        body {
            font-family: var(--font-sans);
            font-size: 16px;
            line-height: 1.75;
            color: var(--text);
            background: var(--bg);
            -webkit-font-smoothing: antialiased;
        }

        a {
            color: var(--accent);
            text-decoration: none;
            transition: color 0.3s ease;
        }

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

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

        button,
        input,
        select,
        textarea {
            font-family: inherit;
        }

        .container {
            max-width: 1280px;
            padding-left: 24px;
            padding-right: 24px;
        }

        .section {
            padding: var(--section-gap) 0;
        }

        @media (max-width: 767px) {
            .section {
                --section-gap: 48px;
            }

            .container {
                padding-left: 16px;
                padding-right: 16px;
            }
        }

        /* ========== 导航栏 ========== */
        .site-header {
            background: #fff;
            border-bottom: 1px solid var(--border);
            position: sticky;
            top: 0;
            z-index: 1000;
            box-shadow: 0 2px 12px rgba(15, 43, 92, 0.04);
        }

        .site-header .navbar {
            min-height: 70px;
            padding-top: 0;
            padding-bottom: 0;
        }

        .navbar-brand {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            padding: 0;
            margin-right: 40px;
        }

        .brand-text {
            font-size: 24px;
            font-weight: 700;
            color: var(--primary);
            letter-spacing: 0.5px;
            line-height: 1.2;
        }

        .brand-badge {
            display: inline-block;
            background: var(--accent);
            color: #fff;
            font-size: 12px;
            font-weight: 600;
            padding: 2px 10px;
            border-radius: 4px;
            line-height: 1.6;
            letter-spacing: 2px;
        }

        .navbar-nav {
            gap: 4px;
        }

        .nav-item .nav-link {
            color: var(--text);
            font-size: 15px;
            font-weight: 500;
            padding: 8px 18px;
            border-radius: var(--radius-sm);
            line-height: 1.5;
            transition: all 0.3s ease;
            position: relative;
        }

        .nav-item .nav-link:hover {
            color: var(--primary);
            background: #F4F7FC;
        }

        .nav-item .nav-link.active {
            color: var(--primary);
            font-weight: 600;
        }

        .nav-item .nav-link.active::after {
            content: '';
            position: absolute;
            bottom: 0;
            left: 18px;
            right: 18px;
            height: 2px;
            background: var(--accent);
            border-radius: 2px;
        }

        .nav-actions {
            display: flex;
            align-items: center;
            gap: 16px;
            margin-left: 16px;
            padding-left: 20px;
            border-left: 1px solid var(--border);
        }

        .nav-chat {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            color: var(--text-weak);
            font-size: 14px;
            font-weight: 500;
            padding: 6px 10px;
            border-radius: 6px;
            transition: all 0.3s ease;
        }

        .nav-chat:hover {
            color: var(--primary);
            background: #F4F7FC;
        }

        .nav-chat i {
            font-size: 16px;
        }

        .nav-cta-btn {
            background: var(--primary);
            color: #fff;
            font-size: 14px;
            font-weight: 600;
            padding: 10px 28px;
            border-radius: var(--radius-sm);
            border: none;
            transition: all 0.3s ease;
            white-space: nowrap;
        }

        .nav-cta-btn:hover {
            background: var(--primary-dark);
            color: #fff;
            transform: scale(1.02);
        }

        .navbar-toggler {
            border: none;
            font-size: 28px;
            color: var(--primary);
            padding: 4px 8px;
            box-shadow: none;
        }

        .navbar-toggler:focus {
            box-shadow: 0 0 0 3px rgba(37, 99, 235, 0.15);
        }

        /* 移动端 Offcanvas 导航 */
        .offcanvas {
            background: #fff;
        }

        .offcanvas-header {
            border-bottom: 1px solid var(--border);
            padding: 16px 20px;
        }

        .offcanvas-body {
            padding: 20px;
            display: flex;
            flex-direction: column;
        }

        .offcanvas-body .navbar-nav {
            flex-direction: column;
            gap: 4px;
        }

        .offcanvas-body .nav-link {
            padding: 12px 16px;
            border-radius: 8px;
        }

        .offcanvas-body .nav-actions {
            margin-left: 0;
            padding-left: 0;
            border-left: none;
            margin-top: 20px;
            padding-top: 20px;
            border-top: 1px solid var(--border);
            flex-direction: column;
            align-items: stretch;
            gap: 12px;
        }

        .offcanvas-body .nav-cta-btn {
            text-align: center;
        }

        .offcanvas-body .nav-chat {
            justify-content: center;
            padding: 10px;
            border: 1px solid var(--border);
            border-radius: 8px;
        }

        @media (max-width: 991.98px) {
            .desktop-nav {
                display: none !important;
            }
        }

        @media (min-width: 992px) {
            .mobile-offcanvas {
                display: none;
            }
        }

        /* ========== 文章页布局 ========== */
        .article-page {
            background: var(--bg);
        }

        /* 面包屑 */
        .article-breadcrumb-wrap {
            background: #fff;
            border-bottom: 1px solid var(--border);
            padding: 16px 0;
        }

        .breadcrumb-nav {
            display: flex;
            align-items: center;
            justify-content: space-between;
            flex-wrap: wrap;
            gap: 8px;
        }

        .breadcrumb-list {
            display: flex;
            align-items: center;
            flex-wrap: wrap;
            gap: 8px;
            font-size: 14px;
            color: var(--text-weak);
        }

        .breadcrumb-list a {
            color: var(--text-weak);
            transition: color 0.3s ease;
        }

        .breadcrumb-list a:hover {
            color: var(--accent);
        }

        .breadcrumb-list .sep {
            color: var(--border);
            margin: 0 2px;
            font-weight: 300;
        }

        .breadcrumb-list .current {
            color: var(--text);
            font-weight: 500;
            max-width: 280px;
            overflow: hidden;
            white-space: nowrap;
            text-overflow: ellipsis;
        }

        .breadcrumb-meta {
            display: flex;
            align-items: center;
            gap: 16px;
            font-size: 13px;
            color: var(--text-weak);
        }

        .breadcrumb-meta span {
            display: inline-flex;
            align-items: center;
            gap: 4px;
        }

        /* 文章标题区 */
        .article-header-area {
            background: linear-gradient(180deg, #F7F9FC 0%, #E8EDF3 100%);
            padding: 48px 0 40px;
            border-bottom: 1px solid var(--border);
        }

        .article-header-inner {
            max-width: 860px;
            margin: 0 auto;
            text-align: center;
            padding: 0 16px;
        }

        .article-category-badge {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            background: var(--primary);
            color: #fff;
            font-size: 13px;
            font-weight: 600;
            padding: 5px 14px;
            border-radius: 20px;
            margin-bottom: 16px;
        }

        .article-header-area h1 {
            font-size: 32px;
            font-weight: 700;
            line-height: 1.35;
            color: var(--primary);
            margin-bottom: 16px;
        }

        .article-header-meta {
            display: flex;
            justify-content: center;
            align-items: center;
            flex-wrap: wrap;
            gap: 16px;
            font-size: 14px;
            color: var(--text-weak);
        }

        .article-header-meta span {
            display: inline-flex;
            align-items: center;
            gap: 6px;
        }

        .article-header-meta i {
            color: var(--accent);
            font-size: 15px;
        }

        /* 正文阅读区 */
        .article-content-wrap {
            padding: 48px 0 32px;
        }

        .article-layout {
            display: flex;
            gap: 48px;
            justify-content: center;
        }

        .article-main {
            width: 100%;
            max-width: 860px;
        }

        .article-body-cms {
            background: #fff;
            border-radius: var(--radius);
            box-shadow: var(--shadow);
            padding: 48px;
            margin-bottom: 32px;
        }

        .article-body-cms .cms-content {
            font-size: 16px;
            line-height: 1.9;
            color: var(--text);
            word-break: break-word;
        }

        .cms-content p {
            margin-bottom: 24px;
        }

        .cms-content h2 {
            font-size: 24px;
            font-weight: 700;
            color: var(--primary);
            margin-top: 40px;
            margin-bottom: 20px;
            line-height: 1.4;
            padding-bottom: 12px;
            border-bottom: 2px solid var(--border);
        }

        .cms-content h3 {
            font-size: 20px;
            font-weight: 600;
            color: var(--primary);
            margin-top: 28px;
            margin-bottom: 16px;
        }

        .cms-content img {
            width: 100%;
            border-radius: var(--radius);
            border: 1px solid var(--border);
            margin: 24px 0;
        }

        .cms-content blockquote {
            background: #F0F4FA;
            border-left: 4px solid var(--accent);
            border-radius: 8px;
            padding: 20px 24px;
            margin: 24px 0;
            color: var(--text);
            font-style: normal;
        }

        .cms-content blockquote p {
            margin-bottom: 0;
        }

        .cms-content ul,
        .cms-content ol {
            padding-left: 1.5em;
            margin: 16px 0 24px;
        }

        .cms-content ul li {
            position: relative;
            padding-left: 8px;
            margin-bottom: 8px;
            list-style: none;
        }

        .cms-content ul li::before {
            content: '';
            position: absolute;
            left: -14px;
            top: 12px;
            width: 6px;
            height: 6px;
            background: var(--accent);
            border-radius: 50%;
        }

        .cms-content ol li {
            margin-bottom: 8px;
            padding-left: 4px;
        }

        .cms-content a {
            color: var(--accent);
            text-decoration: underline;
            text-underline-offset: 3px;
        }

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

        .cms-content hr {
            border: none;
            height: 1px;
            background: var(--border);
            margin: 40px 0;
            position: relative;
        }

        .cms-content hr::after {
            content: '◆';
            position: absolute;
            left: 50%;
            top: 50%;
            transform: translate(-50%, -50%);
            background: #fff;
            padding: 0 16px;
            color: var(--accent);
            font-size: 10px;
        }

        .cms-content strong {
            color: var(--primary);
            font-weight: 600;
        }

        @media (max-width: 767px) {
            .article-body-cms {
                padding: 24px 20px;
            }

            .article-header-area h1 {
                font-size: 24px;
            }

            .breadcrumb-nav {
                flex-direction: column;
                align-items: flex-start;
            }
        }

        /* 文章未找到 */
        .article-not-found {
            background: #fff;
            border-radius: var(--radius);
            box-shadow: var(--shadow);
            padding: 80px 40px;
            text-align: center;
        }

        .article-not-found i {
            font-size: 56px;
            color: var(--accent);
            display: block;
            margin-bottom: 20px;
        }

        .article-not-found h2 {
            font-size: 26px;
            color: var(--text);
            margin-bottom: 12px;
        }

        .article-not-found p {
            color: var(--text-weak);
            margin-bottom: 28px;
        }

        .btn-outline-primary {
            border: 1.5px solid var(--primary);
            color: var(--primary);
            background: transparent;
            padding: 10px 28px;
            border-radius: var(--radius-sm);
            font-weight: 600;
            font-size: 15px;
            transition: all 0.3s ease;
            display: inline-flex;
            align-items: center;
            gap: 8px;
        }

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

        /* 文末标签 */
        .article-footer-bar {
            display: flex;
            justify-content: space-between;
            align-items: center;
            flex-wrap: wrap;
            gap: 16px;
            background: #fff;
            border-radius: var(--radius);
            box-shadow: var(--shadow);
            padding: 24px 32px;
            margin-bottom: 32px;
        }

        .tag-list {
            display: flex;
            flex-wrap: wrap;
            gap: 8px;
        }

        .tag-item {
            display: inline-block;
            font-size: 13px;
            font-weight: 500;
            color: var(--primary);
            border: 1px solid var(--primary);
            border-radius: 6px;
            padding: 4px 14px;
            transition: all 0.3s ease;
            background: #fff;
        }

        .tag-item:hover {
            background: var(--primary);
            color: #fff;
        }

        .share-bar {
            display: flex;
            align-items: center;
            gap: 10px;
        }

        .share-label {
            font-size: 14px;
            color: var(--text-weak);
        }

        .share-btn {
            width: 36px;
            height: 36px;
            display: inline-flex;
            align-items: center;
            justify-content: center;
            border-radius: 8px;
            border: 1px solid var(--border);
            background: #fff;
            color: var(--text);
            font-size: 16px;
            transition: all 0.3s ease;
        }

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

        .share-link-btn {
            height: 36px;
            display: inline-flex;
            align-items: center;
            gap: 6px;
            padding: 0 16px;
            font-size: 14px;
            border-radius: 8px;
            border: 1px solid var(--border);
            background: #fff;
            color: var(--text);
            transition: all 0.3s ease;
        }

        .share-link-btn:hover {
            background: #F4F7FC;
            color: var(--primary);
            border-color: var(--accent);
        }

        @media (max-width: 575px) {
            .article-footer-bar {
                flex-direction: column;
                align-items: flex-start;
                padding: 20px;
            }
        }

        /* 相关推荐 */
        .related-posts-section {
            margin-top: 48px;
        }

        .related-header {
            display: flex;
            align-items: center;
            justify-content: space-between;
            margin-bottom: 24px;
        }

        .related-header h3 {
            font-size: 22px;
            font-weight: 700;
            color: var(--primary);
            margin: 0;
            position: relative;
            padding-left: 16px;
        }

        .related-header h3::before {
            content: '';
            position: absolute;
            left: 0;
            top: 4px;
            bottom: 4px;
            width: 4px;
            background: var(--accent);
            border-radius: 4px;
        }

        .related-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 24px;
        }

        .related-card {
            background: #fff;
            border-radius: var(--radius);
            box-shadow: var(--shadow);
            overflow: hidden;
            transition: all 0.3s ease;
            height: 100%;
            border: 1px solid var(--border);
        }

        .related-card:hover {
            transform: translateY(-4px);
            box-shadow: var(--shadow-hover);
            border-color: var(--accent);
        }

        .related-img {
            aspect-ratio: 16 / 9;
            overflow: hidden;
        }

        .related-img img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            transition: transform 0.4s ease;
        }

        .related-card:hover .related-img img {
            transform: scale(1.05);
        }

        .related-body {
            padding: 20px;
        }

        .related-body h4 {
            font-size: 16px;
            font-weight: 600;
            color: var(--text);
            line-height: 1.5;
            margin-bottom: 8px;
            display: -webkit-box;
            -webkit-line-clamp: 2;
            -webkit-box-orient: vertical;
            overflow: hidden;
        }

        .related-body p {
            font-size: 14px;
            color: var(--text-weak);
            line-height: 1.6;
            margin-bottom: 0;
            display: -webkit-box;
            -webkit-line-clamp: 2;
            -webkit-box-orient: vertical;
            overflow: hidden;
        }

        @media (max-width: 991px) {
            .related-grid {
                grid-template-columns: repeat(2, 1fr);
            }
        }

        @media (max-width: 575px) {
            .related-grid {
                grid-template-columns: 1fr;
            }
        }

        /* 返回入口 */
        .back-to-list-wrap {
            text-align: center;
            margin-top: 40px;
        }

        /* ========== 页脚 ========== */
        .site-footer {
            background: var(--primary);
            color: rgba(255, 255, 255, 0.8);
            padding-top: 64px;
            margin-top: 80px;
        }

        .footer-cta-strip {
            background: #fff;
            border-radius: var(--radius);
            padding: 32px 40px;
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 24px;
            box-shadow: var(--shadow);
            margin-bottom: 56px;
            flex-wrap: wrap;
        }

        .footer-cta-strip h3 {
            font-size: 22px;
            font-weight: 700;
            color: var(--primary);
            margin-bottom: 6px;
        }

        .footer-cta-strip p {
            font-size: 14px;
            color: var(--text-weak);
            margin: 0;
        }

        .btn-primary {
            background: var(--primary);
            color: #fff;
            border: none;
            padding: 12px 32px;
            border-radius: var(--radius-sm);
            font-weight: 600;
            font-size: 15px;
            transition: all 0.3s ease;
            display: inline-flex;
            align-items: center;
            gap: 8px;
        }

        .btn-primary:hover {
            background: var(--primary-dark);
            color: #fff;
            transform: translateY(-2px);
            box-shadow: 0 8px 24px rgba(15, 43, 92, 0.2);
        }

        .footer-brand {
            display: flex;
            align-items: center;
            gap: 8px;
            margin-bottom: 16px;
        }

        .footer-brand .brand-text {
            color: #fff;
        }

        .footer-desc {
            font-size: 14px;
            line-height: 1.7;
            color: rgba(255, 255, 255, 0.7);
            max-width: 320px;
        }

        .footer-title {
            font-size: 16px;
            font-weight: 600;
            color: #fff;
            margin-bottom: 16px;
        }

        .footer-links {
            list-style: none;
            padding: 0;
            margin: 0;
        }

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

        .footer-links a {
            color: rgba(255, 255, 255, 0.7);
            font-size: 14px;
            transition: all 0.3s ease;
        }

        .footer-links a:hover {
            color: #fff;
            padding-left: 4px;
        }

        .footer-contact {
            list-style: none;
            padding: 0;
            margin: 0;
        }

        .footer-contact li {
            display: flex;
            align-items: flex-start;
            gap: 8px;
            font-size: 14px;
            color: rgba(255, 255, 255, 0.7);
            margin-bottom: 12px;
        }

        .footer-contact i {
            color: var(--gold);
            font-size: 16px;
            margin-top: 2px;
        }

        .footer-bottom {
            border-top: 1px solid rgba(255, 255, 255, 0.12);
            padding: 20px 0;
            margin-top: 48px;
        }

        .footer-bottom .container {
            display: flex;
            justify-content: space-between;
            align-items: center;
            flex-wrap: wrap;
            gap: 8px;
            font-size: 13px;
            color: rgba(255, 255, 255, 0.5);
        }

        @media (max-width: 767px) {
            .site-footer {
                padding-top: 48px;
                margin-top: 48px;
            }

            .footer-cta-strip {
                padding: 24px;
                flex-direction: column;
                text-align: center;
            }

            .footer-bottom .container {
                justify-content: center;
                text-align: center;
            }
        }

/* roulang page: category1 */
:root {
  --primary: #0F2B5C;
  --primary-dark: #0B1F42;
  --accent: #2563EB;
  --gold: #C9A063;
  --gold-dark: #B58E4F;
  --bg: #F7F9FC;
  --card-bg: #FFFFFF;
  --text: #2F3A4C;
  --text-light: #7A8699;
  --border: #E8EDF3;
  --radius: 12px;
  --radius-sm: 8px;
  --shadow: 0 4px 20px rgba(15, 43, 92, 0.06);
  --shadow-hover: 0 8px 30px rgba(15, 43, 92, 0.12);
  --section-gap: 80px;
  --section-gap-mobile: 48px;
  --transition: all 0.3s ease;
  --font-stack: "PingFang SC", "Microsoft YaHei", "Source Han Sans SC", sans-serif;
}
*, *::before, *::after { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  font-family: var(--font-stack);
  font-size: 16px;
  line-height: 1.75;
  color: var(--text);
  background: var(--bg);
}
a { color: var(--accent); text-decoration: none; transition: var(--transition); }
a:hover { color: var(--primary); }
img { max-width: 100%; height: auto; }
h1, h2, h3, h4, h5, h6 {
  color: var(--primary);
  font-weight: 700;
  line-height: 1.4;
  margin: 0 0 16px;
}
p { margin: 0 0 16px; }

/* ===== 按钮 ===== */
.btn {
  border-radius: var(--radius-sm);
  font-weight: 600;
  transition: var(--transition);
}
.btn-primary {
  --bs-btn-bg: var(--primary);
  --bs-btn-border-color: var(--primary);
  --bs-btn-hover-bg: var(--primary-dark);
  --bs-btn-hover-border-color: var(--primary-dark);
  --bs-btn-active-bg: var(--primary-dark);
  --bs-btn-active-border-color: var(--primary-dark);
  --bs-btn-color: #fff;
  --bs-btn-hover-color: #fff;
  --bs-btn-active-color: #fff;
  padding: 12px 32px;
}
.btn-outline-primary {
  --bs-btn-color: var(--primary);
  --bs-btn-border-color: var(--primary);
  --bs-btn-hover-bg: var(--primary);
  --bs-btn-hover-border-color: var(--primary);
  --bs-btn-hover-color: #fff;
  --bs-btn-active-bg: var(--primary-dark);
  --bs-btn-active-border-color: var(--primary-dark);
  --bs-btn-active-color: #fff;
  padding: 12px 32px;
}
.btn-outline-light {
  --bs-btn-color: #fff;
  --bs-btn-border-color: rgba(255,255,255,.65);
  --bs-btn-hover-bg: #fff;
  --bs-btn-hover-border-color: #fff;
  --bs-btn-hover-color: var(--primary);
  --bs-btn-active-bg: #fff;
  --bs-btn-active-border-color: #fff;
  --bs-btn-active-color: var(--primary);
  padding: 10px 26px;
}
.btn-gold {
  background: var(--gold);
  color: #fff;
  font-weight: 600;
  border: none;
  border-radius: var(--radius-sm);
  padding: 14px 38px;
  transition: var(--transition);
  display: inline-block;
}
.btn-gold:hover, .btn-gold:focus {
  background: var(--gold-dark);
  color: #fff;
  transform: translateY(-2px);
  box-shadow: 0 8px 24px rgba(201,160,99,.35);
}

/* ===== 导航栏 ===== */
.site-header {
  position: sticky;
  top: 0;
  z-index: 1030;
  background: #fff;
  border-bottom: 1px solid var(--border);
  box-shadow: 0 2px 12px rgba(15, 43, 92, 0.04);
}
.site-header .navbar {
  min-height: 70px;
  padding: 8px 0;
}
.navbar-brand {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 0;
}
.brand-text {
  font-size: 24px;
  font-weight: 700;
  color: var(--primary);
  letter-spacing: -0.5px;
  line-height: 1.2;
}
.brand-badge {
  display: inline-block;
  background: var(--accent);
  color: #fff;
  font-size: 13px;
  font-weight: 600;
  padding: 3px 12px;
  border-radius: 6px;
  letter-spacing: 1px;
  line-height: 1.4;
}
.desktop-nav .navbar-nav { gap: 8px; }
.desktop-nav .nav-link {
  color: var(--text) !important;
  font-weight: 500;
  padding: 8px 18px !important;
  border-radius: 8px;
  transition: var(--transition);
}
.desktop-nav .nav-link:hover,
.desktop-nav .nav-link:focus {
  color: var(--primary) !important;
  background: rgba(15,43,92,.05);
}
.desktop-nav .nav-link.active {
  color: #fff !important;
  background: var(--primary);
}
.nav-actions {
  display: flex;
  align-items: center;
  gap: 16px;
  margin-left: 12px;
  padding-left: 24px;
  border-left: 1px solid var(--border);
}
.nav-chat {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font-size: 14px;
  color: var(--text-light);
  font-weight: 500;
}
.nav-chat:hover { color: var(--primary); }
.nav-cta-btn {
  background: var(--primary);
  color: #fff !important;
  font-size: 14px;
  font-weight: 600;
  padding: 10px 28px;
  border-radius: 8px;
  transition: var(--transition);
  display: inline-block;
}
.nav-cta-btn:hover {
  background: var(--primary-dark);
  color: #fff !important;
  transform: scale(1.02);
}
.navbar-toggler {
  border: none;
  color: var(--primary);
  font-size: 30px;
  padding: 4px 8px;
  line-height: 1;
}
.navbar-toggler:focus { box-shadow: none; }
.offcanvas-header {
  border-bottom: 1px solid var(--border);
}
.offcanvas-body .navbar-nav {
  gap: 4px;
}
.offcanvas-body .nav-link {
  color: var(--text);
  font-weight: 500;
  padding: 12px 16px;
  border-radius: 8px;
  transition: var(--transition);
}
.offcanvas-body .nav-link:hover {
  background: rgba(15,43,92,.05);
  color: var(--primary);
}
.offcanvas-body .nav-link.active {
  background: var(--primary);
  color: #fff;
}
.offcanvas-cta .btn {
  display: block;
  margin-bottom: 12px;
}

/* ===== 页脚 ===== */
.site-footer {
  background: var(--primary);
  color: rgba(255,255,255,.85);
  padding-top: 72px;
  padding-bottom: 0;
  margin-top: 0;
}
.footer-cta-strip {
  background: #fff;
  border-radius: var(--radius);
  box-shadow: var(--shadow-hover);
  padding: 32px 40px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
  margin-bottom: 48px;
  flex-wrap: wrap;
}
.footer-cta-strip h3 {
  color: var(--primary);
  font-size: 20px;
  margin-bottom: 4px;
}
.footer-cta-strip p {
  color: var(--text-light);
  margin: 0;
  font-size: 14px;
}
.footer-brand {
  display: flex;
  align-items: center;
  gap: 8px;
}
.footer-brand .brand-text {
  color: #fff;
}
.footer-desc {
  color: rgba(255,255,255,.6);
  font-size: 14px;
  margin-top: 16px;
  line-height: 1.7;
}
.footer-title {
  color: #fff;
  font-size: 16px;
  font-weight: 600;
  margin-bottom: 18px;
}
.footer-links,
.footer-contact {
  list-style: none;
  padding: 0;
  margin: 0;
}
.footer-links li { margin-bottom: 10px; }
.footer-links a {
  color: rgba(255,255,255,.72);
  font-size: 14px;
  transition: var(--transition);
  display: inline-block;
}
.footer-links a:hover {
  color: #fff;
  padding-left: 5px;
}
.footer-contact li {
  color: rgba(255,255,255,.72);
  font-size: 14px;
  margin-bottom: 10px;
  display: flex;
  align-items: flex-start;
  gap: 8px;
}
.footer-contact i { color: var(--gold); font-size: 15px; margin-top: 4px; }
.footer-bottom {
  border-top: 1px solid rgba(255,255,255,.15);
  margin-top: 40px;
  padding: 20px 0;
  background: rgba(0,0,0,.08);
}
.footer-bottom .container {
  max-width: 1280px;
  display: flex;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 8px;
  color: rgba(255,255,255,.55);
  font-size: 13px;
  padding: 0;
}

/* ===== Hero 窄横幅 ===== */
.category-hero {
  position: relative;
  min-height: 300px;
  display: flex;
  align-items: center;
  background: linear-gradient(135deg, #F0F4FA 0%, #E2EAF3 100%);
  border-bottom: 1px solid var(--border);
  overflow: hidden;
  padding: 56px 0;
}
.category-hero::before {
  content: "";
  position: absolute;
  top: -90px;
  right: 8%;
  width: 300px;
  height: 300px;
  background: rgba(15,43,92,.06);
  border-radius: 50%;
}
.category-hero::after {
  content: "";
  position: absolute;
  bottom: -70px;
  left: 4%;
  width: 200px;
  height: 200px;
  background: rgba(37,99,235,.08);
  border-radius: 28px;
  transform: rotate(30deg);
}
.hero-inner {
  position: relative;
  z-index: 2;
}
.breadcrumb-nav {
  margin-bottom: 20px;
}
.breadcrumb-nav ol {
  list-style: none;
  padding: 0;
  margin: 0;
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  font-size: 14px;
  color: var(--text-light);
}
.breadcrumb-nav li {
  display: flex;
  align-items: center;
  gap: 8px;
}
.breadcrumb-nav li::after {
  content: "/";
  color: var(--text-light);
  opacity: .5;
}
.breadcrumb-nav li:last-child::after { content: ""; }
.breadcrumb-nav a { color: var(--text-light); }
.breadcrumb-nav a:hover { color: var(--primary); }
.breadcrumb-nav li.active { color: var(--primary); font-weight: 500; }
.hero-eyebrow {
  display: inline-block;
  background: rgba(37,99,235,.1);
  color: var(--accent);
  font-size: 13px;
  font-weight: 600;
  letter-spacing: 1px;
  padding: 4px 14px;
  border-radius: 20px;
  margin-bottom: 16px;
}
.category-hero h1 {
  font-size: 32px;
  font-weight: 700;
  color: var(--primary);
  margin-bottom: 12px;
  line-height: 1.35;
}
.hero-subtitle {
  font-size: 16px;
  color: var(--text);
  max-width: 620px;
  margin-bottom: 24px;
}
.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 14px;
}
.hero-visual {
  position: relative;
  text-align: center;
}
.hero-visual img {
  max-height: 220px;
  border-radius: var(--radius);
  box-shadow: var(--shadow-hover);
  object-fit: cover;
}

/* ===== 板块通用 ===== */
.section-block {
  padding: var(--section-gap) 0;
}
.section-block--gray {
  background: var(--bg);
  border-top: 1px solid var(--border);
  border-bottom: 1px solid var(--border);
}
.section-heading {
  margin-bottom: 44px;
}
.section-heading .section-kicker {
  display: inline-block;
  background: rgba(201,160,99,.12);
  color: var(--gold-dark);
  font-size: 13px;
  font-weight: 600;
  padding: 4px 14px;
  border-radius: 20px;
  margin-bottom: 12px;
}
.section-heading h2 {
  font-size: 26px;
  font-weight: 700;
  color: var(--primary);
  position: relative;
  padding-bottom: 14px;
  margin-bottom: 12px;
}
.section-heading h2::after {
  content: "";
  position: absolute;
  bottom: 0;
  left: 0;
  width: 48px;
  height: 3px;
  background: var(--accent);
  border-radius: 2px;
}
.section-heading p {
  color: var(--text-light);
  max-width: 680px;
  margin: 0;
}

/* ===== 活动卡片 ===== */
.activity-card {
  background: var(--card-bg);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  overflow: hidden;
  box-shadow: var(--shadow);
  transition: var(--transition);
  height: 100%;
  display: flex;
  flex-direction: column;
}
.activity-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-hover);
  border-color: rgba(37,99,235,.25);
}
.card-img-wrap {
  aspect-ratio: 16 / 9;
  overflow: hidden;
  background: var(--border);
}
.card-img-wrap img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform .5s ease;
}
.activity-card:hover .card-img-wrap img { transform: scale(1.05); }
.card-body {
  padding: 24px;
  flex: 1;
  display: flex;
  flex-direction: column;
}
.card-tag {
  display: inline-block;
  background: rgba(37,99,235,.08);
  color: var(--accent);
  font-size: 12px;
  font-weight: 600;
  padding: 3px 12px;
  border-radius: 20px;
  margin-bottom: 12px;
  align-self: flex-start;
}
.card-body h3 {
  font-size: 18px;
  font-weight: 600;
  color: var(--primary);
  margin-bottom: 10px;
}
.card-body p {
  color: var(--text-light);
  font-size: 14px;
  line-height: 1.7;
  margin-bottom: 16px;
  flex: 1;
}
.card-link {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  color: var(--accent);
  font-weight: 600;
  font-size: 14px;
  transition: var(--transition);
}
.card-link:hover {
  color: var(--primary);
  gap: 10px;
}

/* ===== 横向滚动 ===== */
.scroll-area {
  margin: 0 -16px;
  padding: 0 16px 24px;
  overflow-x: auto;
  -webkit-overflow-scrolling: touch;
  scrollbar-width: thin;
  scrollbar-color: #C3CFDC #E8EDF3;
}
.scroll-area::-webkit-scrollbar { height: 8px; }
.scroll-area::-webkit-scrollbar-track { background: #E8EDF3; border-radius: 4px; }
.scroll-area::-webkit-scrollbar-thumb { background: #C3CFDC; border-radius: 4px; }
.scroll-track {
  display: flex;
  gap: 24px;
  scroll-snap-type: x mandatory;
  min-width: max-content;
  padding-right: 12px;
}
.scroll-card {
  flex: 0 0 280px;
  scroll-snap-align: start;
  background: #fff;
  border: 1px solid var(--border);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
  transition: var(--transition);
  overflow: hidden;
  display: flex;
  flex-direction: column;
}
.scroll-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-hover);
}
.scroll-img {
  aspect-ratio: 16 / 9;
  overflow: hidden;
}
.scroll-img img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform .5s ease;
}
.scroll-card:hover .scroll-img img { transform: scale(1.05); }
.scroll-body {
  padding: 20px;
  flex: 1;
  display: flex;
  flex-direction: column;
}
.scroll-body h3 {
  font-size: 16px;
  font-weight: 600;
  color: var(--primary);
  margin-bottom: 8px;
}
.scroll-body p {
  font-size: 13px;
  color: var(--text-light);
  margin-bottom: 12px;
  flex: 1;
  line-height: 1.6;
}
.scroll-hint {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font-size: 13px;
  color: var(--text-light);
  margin-top: 8px;
}
.scroll-hint i { color: var(--accent); }

/* ===== 流程 ===== */
.process-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 24px;
}
.step-item {
  position: relative;
  text-align: center;
  padding: 36px 24px;
  background: var(--card-bg);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
  transition: var(--transition);
}
.step-item:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-hover);
  border-color: rgba(37,99,235,.2);
}
.step-num {
  width: 46px;
  height: 46px;
  background: var(--primary);
  color: #fff;
  font-weight: 700;
  font-size: 20px;
  border-radius: 50%;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 18px;
  box-shadow: 0 6px 16px rgba(15,43,92,.2);
}
.step-item h3 {
  font-size: 16px;
  font-weight: 600;
  color: var(--primary);
  margin-bottom: 8px;
}
.step-item p {
  font-size: 14px;
  color: var(--text-light);
  line-height: 1.7;
  margin: 0;
}
.process-note {
  margin-top: 32px;
  text-align: center;
  color: var(--text-light);
  font-size: 14px;
}
.process-note strong { color: var(--primary); }

/* ===== FAQ ===== */
.faq-wrap {
  max-width: 860px;
  margin: 0 auto;
}
.accordion-item {
  border: 1px solid var(--border);
  border-radius: var(--radius) !important;
  margin-bottom: 16px;
  overflow: hidden;
  background: #fff;
  box-shadow: var(--shadow);
  transition: var(--transition);
}
.accordion-item:has(.accordion-button:not(.collapsed)) {
  border-color: rgba(37,99,235,.3);
}
.accordion-button {
  background: #F0F4FA;
  color: var(--primary);
  font-weight: 600;
  font-size: 15px;
  padding: 18px 24px;
  box-shadow: none;
  transition: var(--transition);
}
.accordion-button:not(.collapsed) {
  background: var(--primary);
  color: #fff;
  box-shadow: none;
}
.accordion-button:focus {
  box-shadow: 0 0 0 3px rgba(37,99,235,.15);
}
.accordion-button::after {
  transition: transform .3s ease;
  filter: none;
}
.accordion-button:not(.collapsed)::after {
  filter: brightness(0) invert(1);
}
.accordion-body {
  padding: 20px 24px;
  border-left: 3px solid var(--accent);
  color: var(--text);
  font-size: 15px;
  line-height: 1.75;
  background: #fff;
}

/* ===== 相关分类推荐 ===== */
.related-card {
  background: var(--primary);
  border-radius: var(--radius);
  padding: 36px;
  height: 100%;
  color: rgba(255,255,255,.85);
  position: relative;
  overflow: hidden;
  transition: var(--transition);
}
.related-card::after {
  content: "";
  position: absolute;
  right: -40px;
  bottom: -40px;
  width: 140px;
  height: 140px;
  background: rgba(255,255,255,.06);
  border-radius: 50%;
  transition: transform .4s ease;
}
.related-card:hover::after {
  transform: scale(1.3);
}
.related-icon {
  width: 54px;
  height: 54px;
  background: rgba(255,255,255,.12);
  border-radius: 14px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 24px;
  color: var(--gold);
  margin-bottom: 20px;
}
.related-card h3 {
  color: #fff;
  font-size: 18px;
  font-weight: 600;
  margin-bottom: 8px;
}
.related-card p {
  font-size: 14px;
  color: rgba(255,255,255,.7);
  margin-bottom: 20px;
}

/* ===== CTA ===== */
.cta-section {
  padding: var(--section-gap) 0;
}
.cta-banner {
  background: var(--primary);
  border-radius: var(--radius);
  padding: 56px 48px;
  text-align: center;
  color: #fff;
  position: relative;
  overflow: hidden;
}
.cta-banner::before {
  content: "";
  position: absolute;
  top: -60px;
  right: -40px;
  width: 220px;
  height: 220px;
  background: rgba(255,255,255,.05);
  border-radius: 50%;
}
.cta-banner::after {
  content: "";
  position: absolute;
  bottom: -80px;
  left: 10%;
  width: 280px;
  height: 280px;
  background: rgba(37,99,235,.2);
  border-radius: 50%;
}
.cta-banner h2 {
  color: #fff;
  font-size: 28px;
  margin-bottom: 12px;
  position: relative;
  z-index: 1;
}
.cta-banner p {
  color: rgba(255,255,255,.8);
  max-width: 640px;
  margin: 0 auto 28px;
  position: relative;
  z-index: 1;
  font-size: 16px;
}
.cta-actions {
  display: flex;
  justify-content: center;
  flex-wrap: wrap;
  gap: 16px;
  position: relative;
  z-index: 1;
}

/* ===== 响应式 ===== */
@media (max-width: 991.98px) {
  .process-grid {
    grid-template-columns: repeat(2, 1fr);
  }
  .nav-actions {
    margin-left: 0;
    padding-left: 0;
    border-left: none;
  }
}
@media (max-width: 767.98px) {
  .section-block {
    padding: var(--section-gap-mobile) 0;
  }
  .category-hero {
    min-height: 200px;
    padding: 36px 0;
  }
  .category-hero h1 {
    font-size: 24px;
  }
  .hero-subtitle {
    font-size: 14px;
  }
  .hero-actions .btn {
    padding: 10px 22px;
    font-size: 14px;
  }
  .section-heading h2 {
    font-size: 22px;
  }
  .section-heading p {
    font-size: 14px;
  }
  .process-grid {
    grid-template-columns: 1fr;
    gap: 16px;
  }
  .cta-banner {
    padding: 40px 24px;
  }
  .cta-banner h2 {
    font-size: 22px;
  }
  .footer-cta-strip {
    padding: 24px;
  }
  .scroll-card {
    flex: 0 0 240px;
  }
  .related-card {
    padding: 28px 24px;
  }
}
@media (max-width: 575.98px) {
  .card-body {
    padding: 20px;
  }
  .scroll-card {
    flex: 0 0 220px;
  }
}

/* roulang page: category2 */
/* ========== 设计变量 ========== */
    :root {
      --c-primary: #0F2B5C;
      --c-primary-dark: #0B1F42;
      --c-accent: #2563EB;
      --c-gold: #C9A063;
      --c-gold-dark: #B58E4F;
      --c-bg: #F7F9FC;
      --c-card: #FFFFFF;
      --c-text: #2F3A4C;
      --c-weak: #7A8699;
      --c-border: #E8EDF3;
      --c-light: #F0F4FA;
      --radius-lg: 16px;
      --radius-md: 12px;
      --radius-sm: 8px;
      --radius-xs: 6px;
      --shadow-sm: 0 4px 20px rgba(15, 43, 92, 0.06);
      --shadow-md: 0 8px 30px rgba(15, 43, 92, 0.12);
      --transition: all 0.3s ease;
      --section-gap: 80px;
      --container-w: 1280px;
    }

    /* ========== Reset / Base ========== */
    *, *::before, *::after { box-sizing: border-box; }
    html { scroll-behavior: smooth; }
    body {
      margin: 0;
      font-family: "PingFang SC", "Microsoft YaHei", "Source Han Sans SC", "Helvetica Neue", Arial, sans-serif;
      font-size: 16px;
      line-height: 1.75;
      color: var(--c-text);
      background: var(--c-bg);
      -webkit-font-smoothing: antialiased;
    }
    a { color: var(--c-accent); text-decoration: none; transition: var(--transition); }
    a:hover { color: var(--c-primary); }
    img { max-width: 100%; height: auto; }
    h1, h2, h3, h4, h5, h6 { color: var(--c-primary); font-weight: 700; line-height: 1.4; margin-top: 0; }
    p { margin-top: 0; }
    ul, ol { padding-left: 1.2rem; }
    .container { max-width: var(--container-w); width: 100%; padding-left: 24px; padding-right: 24px; }

    /* ========== 按钮 ========== */
    .btn { border-radius: var(--radius-sm); font-weight: 600; padding: 12px 32px; font-size: 15px; transition: var(--transition); }
    .btn:focus, .btn:active:focus { box-shadow: 0 0 0 3px rgba(37, 99, 235, 0.15); outline: none; }
    .btn-primary { background: var(--c-primary); border-color: var(--c-primary); color: #fff; }
    .btn-primary:hover { background: var(--c-primary-dark); border-color: var(--c-primary-dark); color: #fff; transform: translateY(-2px); box-shadow: 0 8px 24px rgba(15, 43, 92, 0.22); }
    .btn-primary:active { background: var(--c-primary-dark) !important; border-color: var(--c-primary-dark) !important; transform: translateY(0); }
    .btn-outline { border: 1.5px solid var(--c-primary); color: var(--c-primary); background: transparent; font-weight: 600; padding: 10px 24px; border-radius: var(--radius-sm); }
    .btn-outline:hover { background: var(--c-primary); border-color: var(--c-primary); color: #fff; transform: translateY(-2px); }
    .btn-outline:active { background: var(--c-primary) !important; color: #fff !important; }
    .btn-white { background: #fff; color: var(--c-primary); border: 2px solid #fff; font-weight: 700; padding: 14px 40px; border-radius: var(--radius-sm); }
    .btn-white:hover { background: var(--c-gold); border-color: var(--c-gold); color: #fff; transform: translateY(-2px); box-shadow: 0 10px 30px rgba(0, 0, 0, 0.18); }
    .btn-lg { padding: 14px 40px; font-size: 16px; }

    /* ========== 导航栏 ========== */
    .site-header {
      background: #fff;
      border-bottom: 1px solid var(--c-border);
      position: sticky;
      top: 0;
      z-index: 1030;
      box-shadow: 0 2px 12px rgba(15, 43, 92, 0.04);
    }
    .navbar { min-height: 70px; padding: 0; }
    .navbar-brand { display: flex; align-items: center; gap: 8px; padding: 0; margin: 0; }
    .brand-text { font-size: 24px; font-weight: 700; color: var(--c-primary); letter-spacing: 0.02em; line-height: 1.2; }
    .brand-badge { display: inline-block; background: var(--c-accent); color: #fff; font-size: 13px; font-weight: 600; padding: 2px 10px; border-radius: 4px; letter-spacing: 0.05em; line-height: 1.5; }
    .navbar-nav .nav-link {
      color: var(--c-text);
      font-size: 15px;
      font-weight: 500;
      padding: 8px 16px !important;
      margin: 0 4px;
      border-radius: var(--radius-xs);
      position: relative;
      transition: var(--transition);
    }
    .navbar-nav .nav-link:hover { color: var(--c-primary); background: var(--c-light); }
    .navbar-nav .nav-link.active { color: var(--c-primary); font-weight: 600; }
    .navbar-nav .nav-link.active::after {
      content: "";
      position: absolute;
      left: 16px; right: 16px; bottom: 2px;
      height: 3px;
      background: var(--c-accent);
      border-radius: 3px;
    }
    .nav-actions { display: flex; align-items: center; gap: 16px; }
    .nav-chat { color: var(--c-text); font-size: 14px; font-weight: 500; display: inline-flex; align-items: center; gap: 6px; padding: 6px 4px; border-right: 1px solid var(--c-border); margin-right: 4px; }
    .nav-chat:hover { color: var(--c-accent); }
    .nav-chat i { font-size: 16px; color: var(--c-accent); }
    .nav-cta-btn { background: var(--c-primary); border-color: var(--c-primary); color: #fff !important; font-size: 14px; font-weight: 600; padding: 10px 28px !important; border-radius: var(--radius-sm); transition: var(--transition); }
    .nav-cta-btn:hover { background: var(--c-primary-dark); border-color: var(--c-primary-dark); color: #fff !important; transform: scale(1.02); }
    .navbar-toggler { border: none; color: var(--c-primary); font-size: 1.6rem; padding: 4px 8px; }
    .navbar-toggler:focus { box-shadow: none; outline: 2px solid var(--c-accent); border-radius: 4px; }

    /* 移动端菜单 */
    .mobile-menu-panel { background: #fff; width: 300px; border-left: 1px solid var(--c-border); }
    .mobile-menu-panel .offcanvas-header { padding: 16px 20px; border-bottom: 1px solid var(--c-border); }
    .mobile-menu-panel .offcanvas-title { display: flex; align-items: center; gap: 8px; }
    .mobile-menu-panel .offcanvas-title .brand-text { font-size: 20px; }
    .mobile-menu-panel .offcanvas-body { padding: 16px 20px; }
    .mobile-menu-panel .nav-link { padding: 10px 12px; border-radius: var(--radius-sm); color: var(--c-text); font-size: 15px; font-weight: 500; margin-bottom: 2px; }
    .mobile-menu-panel .nav-link:hover { background: var(--c-light); color: var(--c-primary); }
    .mobile-menu-panel .nav-link.active { background: var(--c-light); color: var(--c-primary); font-weight: 600; }
    .mobile-actions { display: flex; flex-direction: column; gap: 12px; margin-top: 16px; border-top: 1px solid var(--c-border); padding-top: 16px; }
    .mobile-actions .nav-chat { border-right: none; padding: 8px 0; font-size: 15px; }

    /* ========== 面包屑 ========== */
    .breadcrumb-wrap { background: #fff; border-bottom: 1px solid var(--c-border); padding: 12px 0; }
    .breadcrumb { margin-bottom: 0; background: transparent; padding: 4px 0; }
    .breadcrumb-item { font-size: 14px; color: var(--c-weak); }
    .breadcrumb-item a { color: var(--c-weak); }
    .breadcrumb-item a:hover { color: var(--c-accent); }
    .breadcrumb-item.active { color: var(--c-text); }
    .breadcrumb-item+.breadcrumb-item::before { color: #A6B0C0; content: "/"; }

    /* ========== 分类 Hero ========== */
    .category-hero { position: relative; background: var(--c-light); padding: 56px 0 64px; overflow: hidden; }
    .category-hero .hero-tag { display: inline-flex; align-items: center; gap: 8px; background: var(--c-primary); color: #fff; font-size: 13px; font-weight: 600; padding: 6px 16px; border-radius: 20px; margin-bottom: 16px; }
    .category-hero .hero-tag i { font-size: 14px; }
    .category-hero .en-sub { font-size: 13px; letter-spacing: 3px; color: var(--c-weak); text-transform: uppercase; margin-bottom: 6px; font-weight: 400; }
    .category-hero h1 { font-size: 34px; font-weight: 700; color: var(--c-primary); margin-bottom: 12px; }
    .category-hero .hero-desc { font-size: 16px; color: var(--c-text); max-width: 560px; margin-bottom: 20px; line-height: 1.8; }
    .category-hero .hero-meta { display: flex; flex-wrap: wrap; gap: 20px; font-size: 14px; color: var(--c-weak); }
    .category-hero .hero-meta i { color: var(--c-accent); margin-right: 4px; }
    .category-hero .hero-visual { position: relative; border-radius: var(--radius-lg); overflow: hidden; box-shadow: var(--shadow-md); }
    .category-hero .hero-visual img { width: 100%; height: 260px; object-fit: cover; display: block; }
    .category-hero::before { content: ""; position: absolute; width: 240px; height: 240px; border: 30px solid rgba(15, 43, 92, 0.06); border-radius: 50%; top: -80px; right: 10%; pointer-events: none; }
    .category-hero::after { content: ""; position: absolute; width: 120px; height: 120px; background: rgba(37, 99, 235, 0.08); border-radius: 24px; bottom: 20px; left: 5%; transform: rotate(30deg); pointer-events: none; }

    /* ========== 通用板块 ========== */
    .section { padding: var(--section-gap) 0; }
    .section-head { margin-bottom: 36px; max-width: 720px; position: relative; z-index: 2; }
    .section-head h2 { font-size: 26px; margin-bottom: 8px; }
    .section-head p { color: var(--c-weak); font-size: 15px; margin: 0; }
    .section-head .section-icon { display: inline-flex; align-items: center; gap: 8px; background: var(--c-light); color: var(--c-accent); font-size: 13px; font-weight: 600; padding: 4px 14px; border-radius: 20px; margin-bottom: 12px; }
    .head-underline h2 { position: relative; padding-bottom: 12px; }
    .head-underline h2::after { content: ""; position: absolute; left: 0; bottom: 0; width: 48px; height: 3px; background: var(--c-accent); border-radius: 3px; }

    /* ========== 内容卡片网格 ========== */
    .section-cards { background: var(--c-bg); }
    .service-card { background: var(--c-card); border: 1px solid var(--c-border); border-radius: var(--radius-md); overflow: hidden; height: 100%; display: flex; flex-direction: column; box-shadow: var(--shadow-sm); transition: var(--transition); }
    .service-card:hover { transform: translateY(-4px); box-shadow: var(--shadow-md); border-color: var(--c-accent); }
    .service-card .card-img-wrap { position: relative; overflow: hidden; aspect-ratio: 16 / 9; }
    .service-card .card-img-wrap img { width: 100%; height: 100%; object-fit: cover; transition: transform 0.4s ease; }
    .service-card:hover .card-img-wrap img { transform: scale(1.05); }
    .card-badge { position: absolute; top: 12px; left: 12px; background: var(--c-primary); color: #fff; font-size: 12px; font-weight: 600; padding: 4px 12px; border-radius: 20px; line-height: 1.5; z-index: 2; }
    .service-card .card-body { padding: 24px; flex: 1; display: flex; flex-direction: column; }
    .service-card .card-body h3 { font-size: 18px; font-weight: 600; margin-bottom: 8px; line-height: 1.5; }
    .service-card .card-body p { color: var(--c-weak); font-size: 14px; line-height: 1.7; margin-bottom: 16px; flex: 1; }
    .card-link { color: var(--c-primary); font-weight: 600; font-size: 14px; display: inline-flex; align-items: center; gap: 6px; }
    .card-link i { transition: transform 0.3s ease; }
    .card-link:hover { color: var(--c-accent); }
    .card-link:hover i { transform: translateX(4px); }

    /* ========== 横向滚动精选 ========== */
    .h-scroll-section { background: #fff; border-top: 1px solid var(--c-border); border-bottom: 1px solid var(--c-border); }
    .h-scroll-wrap { margin-top: 8px; }
    .h-scroll-track { display: flex; gap: 20px; overflow-x: auto; scroll-snap-type: x mandatory; padding-bottom: 14px; margin-bottom: -14px; }
    .h-scroll-track::-webkit-scrollbar { height: 4px; }
    .h-scroll-track::-webkit-scrollbar-track { background: var(--c-light); border-radius: 4px; }
    .h-scroll-track::-webkit-scrollbar-thumb { background: var(--c-accent); border-radius: 4px; }
    .h-scroll-card { flex: 0 0 350px; scroll-snap-align: start; background: var(--c-card); border: 1px solid var(--c-border); border-radius: var(--radius-md); overflow: hidden; box-shadow: var(--shadow-sm); transition: var(--transition); }
    .h-scroll-card:hover { box-shadow: var(--shadow-md); transform: translateY(-4px); }
    .h-scroll-card .h-img-wrap { width: 100%; aspect-ratio: 16 / 9; overflow: hidden; }
    .h-scroll-card .h-img-wrap img { width: 100%; height: 100%; object-fit: cover; transition: transform 0.4s ease; }
    .h-scroll-card:hover .h-img-wrap img { transform: scale(1.05); }
    .h-scroll-card .h-body { padding: 20px; }
    .h-scroll-card .h-body .tag { display: inline-block; background: var(--c-light); color: var(--c-accent); font-size: 12px; font-weight: 600; padding: 3px 10px; border-radius: 4px; margin-bottom: 10px; }
    .h-scroll-card .h-body h3 { font-size: 17px; margin-bottom: 8px; line-height: 1.5; }
    .h-scroll-card .h-body p { font-size: 14px; color: var(--c-weak); line-height: 1.7; margin-bottom: 12px; }
    .h-scroll-hint { text-align: center; color: var(--c-weak); font-size: 13px; margin-top: 16px; }

    /* ========== 相关分类推荐 ========== */
    .rel-card { display: flex; align-items: center; justify-content: space-between; gap: 20px; background: #fff; border: 1px solid var(--c-border); border-radius: var(--radius-md); padding: 28px; min-height: 160px; box-shadow: var(--shadow-sm); transition: var(--transition); }
    .rel-card:hover { box-shadow: var(--shadow-md); transform: translateY(-2px); border-color: var(--c-accent); }
    .rel-label { font-size: 13px; font-weight: 600; color: var(--c-accent); text-transform: uppercase; letter-spacing: 0.04em; }
    .rel-card h3 { font-size: 20px; margin: 6px 0 8px; }
    .rel-card p { color: var(--c-weak); font-size: 14px; margin-bottom: 0; max-width: 320px; }
    .rel-card .btn-outline { white-space: nowrap; }
    .rel-card .btn-outline i { transition: transform 0.3s ease; }
    .rel-card .btn-outline:hover i { transform: translateX(4px); }

    /* ========== 底部 CTA ========== */
    .cta-section { background: var(--c-primary); padding: 64px 0; position: relative; overflow: hidden; }
    .cta-section::before { content: ""; position: absolute; width: 220px; height: 220px; border: 30px solid rgba(255, 255, 255, 0.05); border-radius: 50%; top: -60px; right: 6%; pointer-events: none; }
    .cta-section::after { content: ""; position: absolute; width: 100px; height: 100px; background: rgba(255, 255, 255, 0.04); border-radius: 20px; bottom: 20px; left: 8%; transform: rotate(30deg); pointer-events: none; }
    .cta-inner { text-align: center; max-width: 720px; margin: 0 auto; position: relative; z-index: 2; }
    .cta-inner h2 { color: #fff; font-size: 28px; margin-bottom: 12px; }
    .cta-inner p { color: rgba(255, 255, 255, 0.85); font-size: 15px; margin-bottom: 30px; }
    .cta-inner .btn-white { position: relative; z-index: 2; }

    /* ========== 页脚 ========== */
    .site-footer { background: var(--c-primary); color: rgba(255, 255, 255, 0.85); padding: 48px 0 0; }
    .footer-cta-strip { background: #fff; border-radius: var(--radius-lg); padding: 28px 36px; margin-bottom: 40px; display: flex; align-items: center; justify-content: space-between; gap: 16px; flex-wrap: wrap; box-shadow: var(--shadow-md); }
    .footer-cta-strip h3 { color: var(--c-primary); font-size: 20px; margin-bottom: 4px; }
    .footer-cta-strip p { color: var(--c-weak); font-size: 14px; margin: 0; }
    .site-footer .footer-brand { margin-bottom: 16px; display: flex; align-items: center; gap: 8px; }
    .footer-brand .brand-text { color: #fff; font-size: 22px; }
    .site-footer .footer-desc { color: rgba(255, 255, 255, 0.8); font-size: 14px; line-height: 1.8; margin-bottom: 20px; max-width: 320px; }
    .footer-title { color: #fff; font-size: 16px; font-weight: 600; margin-bottom: 16px; }
    .footer-links, .footer-contact { list-style: none; padding: 0; margin: 0; }
    .footer-links li { margin-bottom: 8px; }
    .footer-links a { color: rgba(255, 255, 255, 0.75); font-size: 14px; transition: var(--transition); }
    .footer-links a:hover { color: #fff; padding-left: 4px; }
    .footer-contact li { font-size: 14px; margin-bottom: 10px; display: flex; align-items: flex-start; gap: 8px; color: rgba(255, 255, 255, 0.75); }
    .footer-contact li i { color: var(--c-gold); font-size: 16px; margin-top: 2px; }
    .footer-bottom { border-top: 1px solid rgba(255, 255, 255, 0.12); margin-top: 32px; padding: 18px 0; display: flex; justify-content: space-between; flex-wrap: wrap; gap: 8px; font-size: 13px; color: rgba(255, 255, 255, 0.6); }

    /* ========== 响应式 ========== */
    @media (max-width: 991px) {
      :root { --section-gap: 56px; }
      .category-hero { padding: 40px 0 48px; }
      .category-hero .hero-visual { margin-top: 24px; }
      .category-hero .hero-visual img { height: 200px; }
      .footer-cta-strip { flex-direction: column; align-items: flex-start; padding: 24px; }
    }
    @media (max-width: 767px) {
      :root { --section-gap: 48px; }
      .container { padding-left: 16px; padding-right: 16px; }
      .category-hero h1 { font-size: 28px; }
      .category-hero .hero-desc { font-size: 14px; }
      .category-hero .hero-meta { gap: 12px; }
      .section-head h2 { font-size: 22px; }
      .h-scroll-card { flex-basis: 280px; }
      .rel-card { flex-direction: column; align-items: flex-start; padding: 24px; }
      .rel-card .btn-outline { width: 100%; justify-content: center; }
      .cta-inner h2 { font-size: 22px; }
      .cta-section { padding: 48px 0; }
      .footer-bottom { flex-direction: column; align-items: center; text-align: center; }
      .footer-cta-strip .btn { width: 100%; }
    }

/* roulang page: category3 */
:root {
            --primary: #0F2B5C;
            --primary-dark: #0B1F42;
            --accent: #2563EB;
            --gold: #C9A063;
            --gold-dark: #B58E4F;
            --bg: #F7F9FC;
            --card-bg: #FFFFFF;
            --text: #2F3A4C;
            --text-muted: #7A8699;
            --border: #E8EDF3;
            --radius: 12px;
            --radius-sm: 8px;
            --shadow: 0 4px 20px rgba(15, 43, 92, 0.06);
            --shadow-hover: 0 8px 30px rgba(15, 43, 92, 0.12);
            --section-gap: 80px;
            --font-family: "PingFang SC", "Microsoft YaHei", "Source Han Sans SC", sans-serif;
        }

        html,
        body {
            overflow-x: hidden;
        }

        body {
            font-family: var(--font-family);
            font-size: 16px;
            line-height: 1.75;
            background-color: var(--bg);
            color: var(--text);
        }

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

        a {
            color: var(--accent);
            text-decoration: none;
            transition: color 0.3s ease;
        }

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

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

        button,
        input,
        textarea,
        select {
            font-family: inherit;
        }

        .container {
            max-width: 1280px;
            padding-left: 24px;
            padding-right: 24px;
        }

        @media (max-width: 767px) {
            .container {
                padding-left: 16px;
                padding-right: 16px;
            }
        }

        section.section {
            padding: 80px 0;
        }

        @media (max-width: 767px) {
            section.section {
                padding: 48px 0;
            }
        }

        .section-label {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            font-size: 13px;
            font-weight: 600;
            letter-spacing: 1px;
            text-transform: uppercase;
            color: var(--accent);
            background: rgba(37, 99, 235, 0.08);
            padding: 6px 14px;
            border-radius: 30px;
            margin-bottom: 14px;
        }

        .section-title {
            font-size: 26px;
            font-weight: 700;
            line-height: 1.4;
            color: var(--primary);
            margin-bottom: 16px;
        }

        .section-subtitle {
            color: var(--text-muted);
            font-size: 16px;
            max-width: 640px;
            margin-bottom: 40px;
        }

        @media (max-width: 767px) {
            .section-title {
                font-size: 22px;
            }
        }

        /* ===== Header & Nav ===== */
        .site-header {
            background: #ffffff;
            border-bottom: 1px solid var(--border);
            position: sticky;
            top: 0;
            z-index: 1000;
            box-shadow: 0 2px 12px rgba(15, 43, 92, 0.04);
        }

        .site-header .navbar {
            min-height: 70px;
            padding: 0;
        }

        .navbar-brand {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            padding: 0;
            margin: 0;
            font-size: 0;
        }

        .brand-text {
            font-size: 24px;
            font-weight: 700;
            color: var(--primary);
            letter-spacing: 1px;
        }

        .brand-badge {
            display: inline-block;
            background: var(--accent);
            color: #fff;
            font-size: 13px;
            font-weight: 600;
            line-height: 1;
            padding: 6px 10px;
            border-radius: 6px;
            margin-left: 2px;
            letter-spacing: 1px;
        }

        .navbar-nav .nav-item {
            margin: 0 8px;
        }

        .navbar-nav .nav-link {
            font-size: 15px;
            font-weight: 500;
            color: var(--text);
            padding: 10px 14px;
            border-radius: 6px;
            position: relative;
            transition: all 0.3s ease;
        }

        .navbar-nav .nav-link:hover {
            color: var(--primary);
            background: rgba(15, 43, 92, 0.06);
        }

        .navbar-nav .nav-link.active {
            color: var(--primary);
            font-weight: 600;
        }

        .navbar-nav .nav-link.active::after {
            content: "";
            position: absolute;
            left: 14px;
            right: 14px;
            bottom: 2px;
            height: 3px;
            border-radius: 3px;
            background: var(--accent);
        }

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

        .nav-actions .nav-chat {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            font-size: 14px;
            color: var(--text-muted);
            border-right: 1px solid var(--border);
            padding-right: 18px;
            transition: color 0.3s ease;
        }

        .nav-actions .nav-chat:hover {
            color: var(--primary);
        }

        .nav-cta-btn {
            background: var(--primary);
            color: #fff;
            font-size: 14px;
            font-weight: 600;
            padding: 10px 28px;
            border-radius: 8px;
            border: none;
            transition: all 0.3s ease;
        }

        .nav-cta-btn:hover {
            background: var(--primary-dark);
            color: #fff;
            transform: scale(1.02);
        }

        .nav-cta-btn:focus {
            box-shadow: 0 0 0 3px rgba(37, 99, 235, 0.3);
            outline: none;
        }

        .navbar-toggler {
            border: none;
            font-size: 28px;
            color: var(--primary);
            padding: 4px 8px;
        }

        .navbar-toggler:focus {
            box-shadow: none;
            outline: 2px solid var(--accent);
        }

        .offcanvas {
            max-width: 320px;
        }

        .offcanvas-header {
            padding: 20px 24px;
            border-bottom: 1px solid var(--border);
        }

        .offcanvas-title {
            font-size: 20px;
            font-weight: 700;
            color: var(--primary);
        }

        .offcanvas-body {
            padding: 24px;
            display: flex;
            flex-direction: column;
            gap: 16px;
        }

        .offcanvas-body .navbar-nav {
            display: flex;
            flex-direction: column;
            width: 100%;
        }

        .offcanvas-body .nav-item {
            margin: 0 0 8px;
        }

        .offcanvas-body .nav-link {
            padding: 12px 16px;
            border-radius: 8px;
            font-size: 16px;
            border: 1px solid var(--border);
        }

        .offcanvas-body .nav-link.active {
            background: var(--primary);
            color: #fff;
            border-color: var(--primary);
        }

        .offcanvas-body .nav-actions {
            flex-direction: column;
            align-items: stretch;
            margin: 8px 0 0;
            border-top: 1px solid var(--border);
            padding-top: 20px;
        }

        .offcanvas-body .nav-chat {
            border-right: none;
            padding: 12px 16px;
            border: 1px solid var(--border);
            border-radius: 8px;
            justify-content: center;
        }

        .offcanvas-body .nav-cta-btn {
            text-align: center;
        }

        @media (max-width: 991px) {
            .desktop-nav {
                display: none;
            }
        }

        /* ===== Breadcrumb ===== */
        .category-hero {
            position: relative;
            background: linear-gradient(135deg, #F7F9FC 0%, #E8EDF3 100%), url('/assets/images/backpic/back-3.png');
            background-size: cover;
            background-position: center;
            padding: 56px 0 56px;
            border-bottom: 1px solid var(--border);
            overflow: hidden;
        }

        .category-hero::before {
            content: "";
            position: absolute;
            top: -40px;
            right: -40px;
            width: 260px;
            height: 260px;
            border-radius: 50%;
            background: rgba(37, 99, 235, 0.08);
        }

        .category-hero::after {
            content: "";
            position: absolute;
            bottom: -60px;
            left: 20%;
            width: 180px;
            height: 180px;
            border-radius: 50%;
            background: rgba(15, 43, 92, 0.05);
        }

        .breadcrumb-nav {
            display: flex;
            align-items: center;
            gap: 8px;
            font-size: 14px;
            color: var(--text-muted);
            margin-bottom: 20px;
            position: relative;
            z-index: 1;
        }

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

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

        .breadcrumb-nav span {
            color: var(--primary);
            font-weight: 500;
        }

        .category-hero .row {
            align-items: center;
            position: relative;
            z-index: 1;
        }

        .hero-h1 {
            font-size: 32px;
            font-weight: 700;
            line-height: 1.35;
            color: var(--primary);
            margin-bottom: 14px;
        }

        .hero-subtitle {
            font-size: 16px;
            color: var(--text-muted);
            max-width: 540px;
            margin-bottom: 0;
        }

        .hero-meta {
            display: flex;
            flex-wrap: wrap;
            gap: 12px;
            margin-top: 24px;
        }

        .hero-meta .meta-item {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            background: #fff;
            border: 1px solid var(--border);
            border-radius: 30px;
            padding: 6px 16px;
            font-size: 13px;
            font-weight: 600;
            color: var(--primary);
            box-shadow: 0 2px 10px rgba(15, 43, 92, 0.04);
        }

        .hero-meta .meta-item i {
            color: var(--gold);
            font-size: 15px;
        }

        .hero-img {
            border-radius: 16px;
            box-shadow: var(--shadow-hover);
            border: 1px solid var(--border);
            object-fit: cover;
            width: 100%;
            height: 240px;
        }

        @media (max-width: 767px) {
            .category-hero {
                padding: 36px 0 36px;
            }

            .hero-h1 {
                font-size: 26px;
            }

            .hero-img {
                height: 180px;
                margin-top: 24px;
            }
        }

        /* ===== Growth Path ===== */
        .growth-path {
            background: #fff;
        }

        .growth-step {
            background: var(--bg);
            border: 1px solid var(--border);
            border-radius: var(--radius);
            padding: 32px 24px 28px;
            height: 100%;
            position: relative;
            transition: transform 0.3s ease, box-shadow 0.3s ease, border-color 0.3s ease;
            overflow: hidden;
        }

        .growth-step:hover {
            transform: translateY(-4px);
            box-shadow: var(--shadow-hover);
            border-color: rgba(37, 99, 235, 0.3);
        }

        .growth-step::before {
            content: "";
            position: absolute;
            top: 0;
            left: 0;
            width: 4px;
            height: 60px;
            border-radius: 0 4px 4px 0;
            background: var(--accent);
        }

        .step-number {
            font-size: 42px;
            font-weight: 700;
            line-height: 1;
            color: var(--primary);
            opacity: 0.15;
            position: absolute;
            top: 16px;
            right: 20px;
            letter-spacing: -2px;
        }

        .step-icon {
            width: 52px;
            height: 52px;
            border-radius: 12px;
            display: inline-flex;
            align-items: center;
            justify-content: center;
            background: rgba(15, 43, 92, 0.08);
            color: var(--primary);
            font-size: 24px;
            margin-bottom: 18px;
        }

        .growth-step:nth-child(2) .step-icon {
            background: rgba(37, 99, 235, 0.1);
            color: var(--accent);
        }

        .growth-step:nth-child(3) .step-icon {
            background: rgba(201, 160, 99, 0.15);
            color: var(--gold-dark);
        }

        .growth-step h3 {
            font-size: 18px;
            font-weight: 600;
            color: var(--primary);
            margin-bottom: 10px;
        }

        .growth-step p {
            font-size: 14px;
            color: var(--text-muted);
            margin-bottom: 0;
            line-height: 1.7;
        }

        /* ===== Member System ===== */
        .member-system {
            background: var(--bg);
        }

        .level-card {
            background: #fff;
            border: 1px solid var(--border);
            border-radius: var(--radius);
            padding: 28px 24px;
            height: 100%;
            transition: transform 0.3s ease, box-shadow 0.3s ease, border-color 0.3s ease;
            position: relative;
        }

        .level-card:hover {
            transform: translateY(-4px);
            box-shadow: var(--shadow-hover);
            border-color: var(--accent);
        }

        .level-card.featured {
            border-color: var(--gold);
            box-shadow: 0 4px 20px rgba(201, 160, 99, 0.15);
        }

        .level-badge {
            position: absolute;
            top: 16px;
            right: 16px;
            background: var(--gold);
            color: #fff;
            font-size: 12px;
            font-weight: 600;
            padding: 4px 10px;
            border-radius: 20px;
        }

        .level-icon {
            width: 52px;
            height: 52px;
            border-radius: 50%;
            display: inline-flex;
            align-items: center;
            justify-content: center;
            font-size: 24px;
            margin-bottom: 16px;
            background: rgba(15, 43, 92, 0.08);
            color: var(--primary);
        }

        .level-card:nth-child(2) .level-icon {
            background: rgba(37, 99, 235, 0.12);
            color: var(--accent);
        }

        .level-card:nth-child(3) .level-icon {
            background: rgba(201, 160, 99, 0.18);
            color: var(--gold-dark);
        }

        .level-name {
            font-size: 20px;
            font-weight: 700;
            color: var(--primary);
            margin-bottom: 4px;
        }

        .level-en {
            font-size: 12px;
            color: var(--text-muted);
            letter-spacing: 1px;
            text-transform: uppercase;
            margin-bottom: 14px;
        }

        .level-desc {
            font-size: 14px;
            color: var(--text-muted);
            line-height: 1.7;
            margin-bottom: 16px;
        }

        .level-points {
            list-style: none;
            padding: 0;
            margin: 0;
        }

        .level-points li {
            display: flex;
            align-items: flex-start;
            gap: 8px;
            font-size: 13px;
            color: var(--text);
            padding: 4px 0;
        }

        .level-points li i {
            color: var(--accent);
            margin-top: 4px;
            font-size: 14px;
        }

        .perk-panel {
            background: #fff;
            border: 1px solid var(--border);
            border-radius: var(--radius);
            padding: 36px 32px;
            height: 100%;
            box-shadow: var(--shadow);
        }

        .perk-panel h3 {
            font-size: 22px;
            font-weight: 700;
            color: var(--primary);
            margin-bottom: 8px;
        }

        .perk-panel>p {
            font-size: 14px;
            color: var(--text-muted);
            margin-bottom: 24px;
        }

        .perk-list {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 16px;
        }

        .perk-item {
            display: flex;
            align-items: flex-start;
            gap: 12px;
            padding: 14px;
            background: var(--bg);
            border-radius: 10px;
            border: 1px solid var(--border);
            transition: border-color 0.3s ease, background 0.3s ease;
        }

        .perk-item:hover {
            border-color: var(--accent);
            background: rgba(37, 99, 235, 0.04);
        }

        .perk-item i {
            font-size: 22px;
            color: var(--accent);
            margin-top: 2px;
        }

        .perk-item .perk-text strong {
            display: block;
            font-size: 14px;
            font-weight: 600;
            color: var(--primary);
            margin-bottom: 2px;
        }

        .perk-item .perk-text span {
            font-size: 13px;
            color: var(--text-muted);
            line-height: 1.5;
        }

        @media (max-width: 767px) {
            .perk-list {
                grid-template-columns: 1fr;
            }
        }

        /* ===== Topic Grid ===== */
        .topic-grid {
            background: #fff;
        }

        .topic-card {
            background: var(--card-bg);
            border: 1px solid var(--border);
            border-radius: var(--radius);
            overflow: hidden;
            height: 100%;
            transition: transform 0.3s ease, box-shadow 0.3s ease, border-color 0.3s ease;
            display: block;
        }

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

        .topic-card .card-img-wrap {
            aspect-ratio: 16 / 9;
            overflow: hidden;
            background: var(--bg);
            position: relative;
        }

        .topic-card .card-img-wrap img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            transition: transform 0.4s ease;
        }

        .topic-card:hover .card-img-wrap img {
            transform: scale(1.05);
        }

        .topic-card .card-body {
            padding: 20px 22px 22px;
        }

        .topic-card .card-tag {
            display: inline-block;
            font-size: 12px;
            font-weight: 600;
            color: var(--accent);
            background: rgba(37, 99, 235, 0.08);
            padding: 4px 12px;
            border-radius: 20px;
            margin-bottom: 12px;
        }

        .topic-card h3 {
            font-size: 17px;
            font-weight: 600;
            color: var(--primary);
            line-height: 1.5;
            margin-bottom: 8px;
            display: -webkit-box;
            -webkit-line-clamp: 2;
            -webkit-box-orient: vertical;
            overflow: hidden;
            min-height: 51px;
        }

        .topic-card p {
            font-size: 13px;
            color: var(--text-muted);
            line-height: 1.6;
            margin-bottom: 14px;
            display: -webkit-box;
            -webkit-line-clamp: 2;
            -webkit-box-orient: vertical;
            overflow: hidden;
        }

        .topic-card .read-more {
            font-size: 13px;
            font-weight: 600;
            color: var(--primary);
            display: inline-flex;
            align-items: center;
            gap: 6px;
        }

        .topic-card .read-more i {
            transition: transform 0.3s ease;
        }

        .topic-card:hover .read-more i {
            transform: translateX(4px);
        }

        /* ===== Horizontal Scroll ===== */
        .horizontal-scroll {
            background: var(--bg);
        }

        .scroll-header {
            display: flex;
            align-items: flex-end;
            justify-content: space-between;
            margin-bottom: 24px;
        }

        .scroll-header .section-title {
            margin-bottom: 0;
        }

        .scroll-hint {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            font-size: 13px;
            color: var(--text-muted);
            white-space: nowrap;
        }

        .scroll-row-wrapper {
            position: relative;
        }

        .scroll-row {
            display: flex;
            gap: 24px;
            overflow-x: auto;
            scroll-snap-type: x mandatory;
            scroll-padding: 0 24px;
            padding-bottom: 16px;
            scrollbar-width: thin;
            scrollbar-color: rgba(15, 43, 92, 0.2) transparent;
        }

        .scroll-row::-webkit-scrollbar {
            height: 6px;
        }

        .scroll-row::-webkit-scrollbar-thumb {
            background: rgba(15, 43, 92, 0.2);
            border-radius: 6px;
        }

        .scroll-row::-webkit-scrollbar-track {
            background: transparent;
        }

        .scroll-item {
            flex: 0 0 calc(33.333% - 16px);
            scroll-snap-align: start;
        }

        .scroll-item:last-child {
            margin-right: 8%;
        }

        .scroll-card {
            background: #fff;
            border: 1px solid var(--border);
            border-radius: var(--radius);
            overflow: hidden;
            height: 100%;
            transition: transform 0.3s ease, box-shadow 0.3s ease;
            display: block;
        }

        .scroll-card:hover {
            transform: translateY(-4px);
            box-shadow: var(--shadow-hover);
        }

        .scroll-card .sc-img {
            aspect-ratio: 16 / 10;
            overflow: hidden;
            background: var(--bg);
        }

        .scroll-card .sc-img img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            transition: transform 0.4s ease;
        }

        .scroll-card:hover .sc-img img {
            transform: scale(1.05);
        }

        .scroll-card .sc-body {
            padding: 16px 18px;
        }

        .scroll-card .sc-body h3 {
            font-size: 15px;
            font-weight: 600;
            color: var(--primary);
            line-height: 1.5;
            margin-bottom: 6px;
            white-space: nowrap;
            overflow: hidden;
            text-overflow: ellipsis;
        }

        .scroll-card .sc-body p {
            font-size: 13px;
            color: var(--text-muted);
            margin-bottom: 10px;
            display: -webkit-box;
            -webkit-line-clamp: 2;
            -webkit-box-orient: vertical;
            overflow: hidden;
        }

        .scroll-card .sc-meta {
            display: flex;
            align-items: center;
            gap: 8px;
            font-size: 12px;
            color: var(--text-muted);
        }

        .scroll-card .sc-meta i {
            color: var(--accent);
        }

        @media (max-width: 991px) {
            .scroll-item {
                flex: 0 0 50%;
            }
        }

        @media (max-width: 767px) {
            .scroll-item {
                flex: 0 0 80%;
            }

            .scroll-item:last-child {
                margin-right: 20%;
            }
        }

        /* ===== FAQ ===== */
        .category-faq {
            background: #fff;
        }

        .faq-accordion .accordion-item {
            border: 1px solid var(--border);
            border-radius: var(--radius) !important;
            overflow: hidden;
            margin-bottom: 16px;
            box-shadow: none;
        }

        .faq-accordion .accordion-item:focus-within {
            border-color: var(--accent);
        }

        .faq-accordion .accordion-button {
            background: #F0F4FA;
            color: var(--primary);
            font-size: 15px;
            font-weight: 600;
            padding: 18px 22px;
            border: none;
            box-shadow: none;
            transition: background 0.3s ease, color 0.3s ease;
        }

        .faq-accordion .accordion-button:not(.collapsed) {
            background: var(--primary);
            color: #fff;
        }

        .faq-accordion .accordion-button:focus {
            box-shadow: 0 0 0 3px rgba(37, 99, 235, 0.2);
            outline: none;
        }

        .faq-accordion .accordion-button::after {
            background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 16 16' fill='%230F2B5C'%3E%3Cpath fill-rule='evenodd' d='M1.646 4.646a.5.5 0 0 1 .708 0L8 10.293l5.646-5.647a.5.5 0 0 1 .708.708l-6 6a.5.5 0 0 1-.708 0l-6-6a.5.5 0 0 1 0-.708z'/%3E%3C/svg%3E");
            transition: transform 0.3s ease;
        }

        .faq-accordion .accordion-button:not(.collapsed)::after {
            filter: brightness(0) invert(1);
        }

        .faq-accordion .accordion-body {
            padding: 20px 22px;
            font-size: 14px;
            line-height: 1.7;
            color: var(--text);
            border-left: 3px solid var(--accent);
            background: #fff;
        }

        /* ===== Related Cats ===== */
        .related-cats {
            background: var(--bg);
        }

        .related-card {
            background: #fff;
            border: 1px solid var(--border);
            border-radius: var(--radius);
            padding: 32px 28px;
            height: 100%;
            transition: transform 0.3s ease, box-shadow 0.3s ease, border-color 0.3s ease;
            display: flex;
            flex-direction: column;
        }

        .related-card:hover {
            transform: translateY(-4px);
            box-shadow: var(--shadow-hover);
            border-color: var(--accent);
        }

        .related-card .rc-icon {
            width: 48px;
            height: 48px;
            border-radius: 12px;
            display: inline-flex;
            align-items: center;
            justify-content: center;
            font-size: 22px;
            background: rgba(37, 99, 235, 0.1);
            color: var(--accent);
            margin-bottom: 16px;
        }

        .related-card:last-child .rc-icon {
            background: rgba(201, 160, 99, 0.15);
            color: var(--gold-dark);
        }

        .related-card h3 {
            font-size: 18px;
            font-weight: 600;
            color: var(--primary);
            margin-bottom: 8px;
        }

        .related-card p {
            font-size: 14px;
            color: var(--text-muted);
            line-height: 1.6;
            margin-bottom: 16px;
        }

        .related-card .btn-outline {
            margin-top: auto;
            align-self: flex-start;
        }

        /* ===== Buttons ===== */
        .btn-primary {
            background: var(--primary);
            border: 1.5px solid var(--primary);
            color: #fff;
            font-weight: 600;
            font-size: 15px;
            padding: 12px 32px;
            border-radius: 8px;
            transition: all 0.3s ease;
        }

        .btn-primary:hover {
            background: var(--primary-dark);
            border-color: var(--primary-dark);
            color: #fff;
            transform: translateY(-2px);
        }

        .btn-primary:focus {
            box-shadow: 0 0 0 3px rgba(37, 99, 235, 0.3);
            outline: none;
        }

        .btn-outline {
            background: transparent;
            border: 1.5px solid var(--primary);
            color: var(--primary);
            font-weight: 600;
            font-size: 14px;
            padding: 10px 28px;
            border-radius: 8px;
            display: inline-flex;
            align-items: center;
            gap: 8px;
            transition: all 0.3s ease;
        }

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

        .btn-outline:focus {
            box-shadow: 0 0 0 3px rgba(37, 99, 235, 0.3);
            outline: none;
        }

        .btn-gold {
            background: var(--gold);
            border: 1.5px solid var(--gold);
            color: #fff;
            font-weight: 600;
            font-size: 16px;
            padding: 14px 40px;
            border-radius: 8px;
            transition: all 0.3s ease;
        }

        .btn-gold:hover {
            background: var(--gold-dark);
            border-color: var(--gold-dark);
            color: #fff;
            transform: translateY(-2px);
            box-shadow: 0 8px 24px rgba(201, 160, 99, 0.35);
        }

        .btn-gold:focus {
            box-shadow: 0 0 0 3px rgba(201, 160, 99, 0.4);
            outline: none;
        }

        /* ===== CTA Section ===== */
        .cta-section {
            background: var(--primary);
            background-image: radial-gradient(circle at 20% 30%, rgba(255, 255, 255, 0.08) 0%, transparent 40%), radial-gradient(circle at 80% 70%, rgba(37, 99, 235, 0.2) 0%, transparent 50%);
            padding: 80px 0;
            text-align: center;
        }

        .cta-section h2 {
            font-size: 32px;
            font-weight: 700;
            color: #fff;
            margin-bottom: 16px;
        }

        .cta-section p {
            font-size: 16px;
            color: rgba(255, 255, 255, 0.85);
            max-width: 620px;
            margin: 0 auto 32px;
        }

        .cta-section .btn-gold {
            box-shadow: 0 4px 20px rgba(201, 160, 99, 0.3);
        }

        @media (max-width: 767px) {
            .cta-section {
                padding: 48px 0;
            }

            .cta-section h2 {
                font-size: 24px;
            }
        }

        /* ===== Footer ===== */
        .site-footer {
            background: var(--primary);
            color: rgba(255, 255, 255, 0.85);
            padding-top: 0;
            font-size: 14px;
        }

        .site-footer .container {
            max-width: 1280px;
        }

        .footer-cta-strip {
            background: #fff;
            border-radius: 16px;
            padding: 28px 36px;
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 24px;
            transform: translateY(-40px);
            box-shadow: 0 8px 30px rgba(0, 0, 0, 0.12);
            margin-top: 0;
        }

        .footer-cta-strip h3 {
            font-size: 20px;
            font-weight: 700;
            color: var(--primary);
            margin-bottom: 4px;
        }

        .footer-cta-strip p {
            font-size: 14px;
            color: var(--text-muted);
            margin-bottom: 0;
        }

        .footer-cta-strip .btn-primary {
            white-space: nowrap;
        }

        .site-footer .row {
            padding-top: 8px;
        }

        .footer-brand {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            margin-bottom: 16px;
        }

        .footer-brand .brand-text {
            font-size: 24px;
            font-weight: 700;
            color: #fff;
        }

        .footer-brand .brand-badge {
            background: var(--accent);
        }

        .footer-desc {
            color: rgba(255, 255, 255, 0.7);
            font-size: 14px;
            line-height: 1.7;
            max-width: 320px;
            margin-bottom: 0;
        }

        .footer-title {
            font-size: 15px;
            font-weight: 600;
            color: #fff;
            margin-bottom: 16px;
            position: relative;
            padding-bottom: 10px;
        }

        .footer-title::after {
            content: "";
            position: absolute;
            left: 0;
            bottom: 0;
            width: 28px;
            height: 2px;
            background: var(--accent);
        }

        .footer-links,
        .footer-contact {
            list-style: none;
            padding: 0;
            margin: 0;
        }

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

        .footer-links a {
            color: rgba(255, 255, 255, 0.7);
            transition: color 0.3s ease, padding-left 0.3s ease;
        }

        .footer-links a:hover {
            color: #fff;
            padding-left: 4px;
        }

        .footer-contact li {
            display: flex;
            align-items: flex-start;
            gap: 8px;
            color: rgba(255, 255, 255, 0.75);
            font-size: 13px;
        }

        .footer-contact li i {
            color: var(--gold);
            margin-top: 4px;
        }

        .footer-bottom {
            border-top: 1px solid rgba(255, 255, 255, 0.1);
            margin-top: 40px;
            padding: 18px 0;
        }

        .footer-bottom .container {
            display: flex;
            align-items: center;
            justify-content: space-between;
            flex-wrap: wrap;
            gap: 8px;
            font-size: 13px;
            color: rgba(255, 255, 255, 0.55);
        }

        @media (max-width: 767px) {
            .footer-cta-strip {
                flex-direction: column;
                text-align: center;
                padding: 24px;
                transform: translateY(-24px);
            }

            .footer-bottom .container {
                justify-content: center;
                text-align: center;
            }
        }

        /* ===== Focus accessibility ===== */
        a:focus-visible,
        button:focus-visible,
        .accordion-button:focus-visible {
            outline: 3px solid rgba(37, 99, 235, 0.4);
            outline-offset: 2px;
        }