/* roulang page: index */
:root {
  --primary: #2379F5;
  --primary-dark: #1A5DCC;
  --accent: #33E6C9;
  --warning: #FFA94D;
  --bg-dark: #081226;
  --bg-deep: #070D1D;
  --bg-mid: #0D1F3F;
  --bg-card: rgba(255,255,255,0.05);
  --bg-input: rgba(255,255,255,0.08);
  --border: rgba(255,255,255,0.12);
  --text-main: #F2F7FF;
  --text-secondary: #9DB0CE;
  --text-muted: #6C82A6;
  --radius: 12px;
  --radius-lg: 16px;
  --radius-sm: 6px;
  --shadow-card: 0 4px 24px rgba(0,0,0,0.3), inset 0 1px 0 rgba(255,255,255,0.08);
  --shadow-hover: 0 8px 40px rgba(0,0,0,0.5), 0 0 20px rgba(35,121,245,0.15);
  --shadow-btn: 0 0 16px rgba(35,121,245,0.4), 0 2px 8px rgba(0,0,0,0.3);
  --font-cn: "PingFang SC","Microsoft YaHei","Noto Sans SC",sans-serif;
  --font-num: "DIN Alternate","Roboto Mono","SF Mono",monospace;
  --sidebar-w: 200px;
  --spacer: 72px;
}
*,*::before,*::after{box-sizing:border-box}
html,body{margin:0;padding:0}
body{
  font-family:var(--font-cn);
  color:var(--text-main);
  background:linear-gradient(rgba(255,255,255,0.02) 1px,transparent 1px),linear-gradient(90deg,rgba(255,255,255,0.02) 1px,transparent 1px),linear-gradient(135deg,#081226 0%,#0D1F3F 100%);
  background-size:40px 40px,40px 40px,cover;
  line-height:1.75;
  -webkit-font-smoothing:antialiased;
}
a{color:var(--primary);text-decoration:none;transition:color .25s ease}
a:hover{color:var(--accent)}
img{max-width:100%;display:block}
ul,ol{padding-left:1.25em}
button,input,select,textarea{font-family:inherit;font-size:inherit}
:focus{outline:2px solid var(--primary);outline-offset:2px}
.container{max-width:1200px;margin:0 auto;padding:0 24px}
.app-wrapper{display:flex;min-height:100vh}
.sidebar{
  width:var(--sidebar-w);
  background:var(--bg-deep);
  border-right:1px solid rgba(255,255,255,0.06);
  position:fixed;top:0;bottom:0;left:0;z-index:120;
  display:flex;flex-direction:column;padding:24px 16px;
  background-image:radial-gradient(circle at 20% 10%,rgba(35,121,245,0.08),transparent 50%);
}
.brand{display:flex;align-items:center;gap:10px;margin-bottom:32px;padding:0 4px}
.brand-icon{
  width:42px;height:42px;border-radius:10px;flex-shrink:0;
  background:linear-gradient(135deg,#2379F5,#1A5DCC);
  display:flex;align-items:center;justify-content:center;
  font-weight:800;font-size:20px;color:#fff;
  box-shadow:0 0 20px rgba(35,121,245,0.4);
}
.brand-text{display:flex;flex-direction:column;line-height:1.2}
.brand-name{font-size:18px;font-weight:700;color:var(--text-main);letter-spacing:-0.02em}
.brand-sub{font-size:11px;color:var(--text-muted);letter-spacing:0.05em}
.sidebar-nav{display:flex;flex-direction:column;gap:4px;flex:1}
.nav-item{
  display:flex;align-items:center;gap:10px;padding:11px 12px;
  border-radius:var(--radius-sm);color:var(--text-secondary);
  font-size:14px;transition:all .25s ease;position:relative;
}
.nav-item .nav-icon{font-size:15px;width:20px;text-align:center}
.nav-item:hover{background:rgba(255,255,255,0.06);color:#fff}
.nav-item.active{
  background:rgba(35,121,245,0.15);color:#fff;font-weight:600;
  box-shadow:inset 3px 0 0 var(--primary);
}
.sidebar-security{
  border-top:1px solid rgba(255,255,255,0.06);padding-top:16px;
  display:flex;flex-direction:column;gap:8px;
}
.sec-badge{display:flex;align-items:center;gap:8px;font-size:12px;color:var(--text-secondary)}
.sec-badge .sec-icon{color:var(--accent)}
.mobile-header{
  display:none;position:fixed;top:0;left:0;right:0;height:60px;
  background:rgba(8,18,38,0.95);backdrop-filter:blur(16px);
  z-index:200;align-items:center;justify-content:space-between;
  padding:0 20px;border-bottom:1px solid rgba(255,255,255,0.08);
}
.mobile-logo{display:flex;align-items:center;gap:8px;font-weight:700;font-size:18px;color:var(--text-main)}
.mobile-logo .brand-icon{width:34px;height:34px;font-size:16px;border-radius:8px}
.mobile-hamburger{
  width:40px;height:40px;border:1px solid var(--border);border-radius:8px;
  background:rgba(255,255,255,0.06);color:var(--text-main);font-size:20px;
  cursor:pointer;display:flex;align-items:center;justify-content:center;transition:all .25s ease;
}
.mobile-hamburger:hover{background:rgba(35,121,245,0.2)}
.mobile-menu{
  display:none;position:fixed;top:0;left:0;right:0;bottom:0;z-index:300;
  background:rgba(8,18,38,0.97);backdrop-filter:blur(20px);
  flex-direction:column;padding:24px;overflow-y:auto;
}
.mobile-menu.open{display:flex}
.mobile-menu-header{display:flex;align-items:center;justify-content:space-between;margin-bottom:32px}
.mobile-menu-close{
  width:40px;height:40px;border:1px solid var(--border);border-radius:8px;
  background:rgba(255,255,255,0.06);color:var(--text-main);font-size:18px;cursor:pointer;
}
.mobile-nav{display:flex;flex-direction:column;gap:8px;flex:1}
.mobile-nav .nav-item{
  font-size:17px;padding:14px 16px;border-radius:var(--radius-sm);
  color:var(--text-main);background:rgba(255,255,255,0.04);
}
.mobile-nav .nav-item.active{background:rgba(35,121,245,0.2);border-left:3px solid var(--primary)}
.mobile-security{
  display:flex;gap:16px;padding-top:24px;border-top:1px solid rgba(255,255,255,0.08);
  font-size:13px;color:var(--text-secondary);
}
.main-content{
  flex:1;margin-left:var(--sidebar-w);position:relative;z-index:1;overflow:hidden;
}
.hero{
  position:relative;padding:80px 48px 48px;overflow:hidden;
  background:radial-gradient(circle at 15% 20%,rgba(35,121,245,0.12),transparent 60%),radial-gradient(circle at 85% 80%,rgba(51,230,201,0.06),transparent 50%);
  min-height:600px;display:flex;align-items:center;
}
.hero::after{
  content:'GOPay';position:absolute;right:-40px;bottom:-60px;
  font-size:180px;font-weight:800;color:rgba(255,255,255,0.02);
  pointer-events:none;font-family:var(--font-num);letter-spacing:-0.05em;
}
.hero-inner{display:grid;grid-template-columns:1.15fr 0.85fr;gap:48px;align-items:center;position:relative;z-index:2;max-width:1300px;margin:0 auto;width:100%}
.hero-badge{
  display:inline-flex;align-items:center;gap:6px;padding:6px 16px;
  border:1px solid rgba(51,230,201,0.3);border-radius:100px;
  background:rgba(51,230,201,0.08);color:var(--accent);
  font-size:13px;font-weight:500;margin-bottom:20px;
  letter-spacing:0.03em;
}
.hero-badge::before{content:'';width:6px;height:6px;border-radius:50%;background:var(--accent);box-shadow:0 0 8px var(--accent)}
.hero h1{
  font-size:42px;font-weight:700;line-height:1.2;letter-spacing:-0.02em;margin:0 0 16px;
  background:linear-gradient(135deg,#fff 30%,#8BB5F8 100%);
  -webkit-background-clip:text;-webkit-text-fill-color:transparent;
  background-clip:text;
}
.hero h1 .highlight{
  background:linear-gradient(135deg,#33E6C9,#2379F5);
  -webkit-background-clip:text;-webkit-text-fill-color:transparent;
  background-clip:text;
}
.hero-sub{font-size:17px;color:var(--text-secondary);line-height:1.75;margin-bottom:32px;max-width:520px}
.hero-actions{display:flex;gap:12px;flex-wrap:wrap}
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  padding:0 28px;height:48px;border-radius:8px;font-size:15px;font-weight:600;
  cursor:pointer;border:none;transition:all .25s ease;text-decoration:none;line-height:1;
}
.btn-primary{
  background:linear-gradient(135deg,#2379F5,#1A5DCC);color:#fff;
  box-shadow:var(--shadow-btn);
}
.btn-primary:hover{background:linear-gradient(135deg,#3B8AFF,#2379F5);transform:translateY(-2px);box-shadow:0 0 28px rgba(35,121,245,0.6);color:#fff}
.btn-secondary{
  background:rgba(255,255,255,0.08);border:1px solid var(--border);color:var(--text-main);
  backdrop-filter:blur(8px);
}
.btn-secondary:hover{background:rgba(255,255,255,0.14);border-color:rgba(255,255,255,0.3);transform:translateY(-2px);color:#fff}
.btn-lg{height:56px;padding:0 40px;font-size:17px;border-radius:10px}
.hero-visual{position:relative;min-height:380px}
.hero-visual-bg{
  position:absolute;inset:0;border-radius:var(--radius-lg);overflow:hidden;
  background-image:url('/assets/images/backpic/back-1.webp');
  background-size:cover;background-position:center;
  box-shadow:0 16px 60px rgba(0,0,0,0.4);border:1px solid rgba(255,255,255,0.08);
}
.hero-visual-bg::after{content:'';position:absolute;inset:0;background:linear-gradient(180deg,transparent 40%,rgba(8,18,38,0.6))}
.payment-card{
  position:absolute;top:36px;left:36px;right:36px;width:330px;max-width:86%;
  background:rgba(255,255,255,0.95);border-radius:14px;padding:20px;
  box-shadow:0 16px 40px rgba(0,0,0,0.3);color:#102A43;z-index:2;
  animation:float 3s ease-in-out infinite;
}
.payment-card-header{display:flex;justify-content:space-between;align-items:center;margin-bottom:14px}
.payment-card-header .brand{font-weight:800;color:#2379F5;font-size:18px}
.payment-card-header .chip{background:linear-gradient(135deg,#FFD75E,#F5A623);border-radius:4px;width:30px;height:22px}
.payment-card-body .amount{font-family:var(--font-num);font-size:28px;font-weight:700;color:#102A43}
.payment-card-body .meta{font-size:12px;color:#6C82A6;margin-top:4px}
.success-float{
  position:absolute;top:50%;right:-16px;z-index:3;
  background:rgba(12,30,56,0.92);backdrop-filter:blur(12px);
  border:1px solid rgba(51,230,201,0.3);border-radius:12px;
  padding:12px 16px;display:flex;align-items:center;gap:8px;
  box-shadow:0 8px 24px rgba(0,0,0,0.4);animation:float 4s ease-in-out infinite 1s;
}
.success-float .dot{width:8px;height:8px;border-radius:50%;background:var(--accent);box-shadow:0 0 8px var(--accent)}
.success-float span{font-size:13px;color:var(--text-main);font-weight:500}
.secure-float{
  position:absolute;bottom:30px;left:-12px;z-index:3;
  background:rgba(12,30,56,0.9);backdrop-filter:blur(12px);
  border:1px solid rgba(35,121,245,0.3);border-radius:12px;
  padding:10px 16px;display:flex;align-items:center;gap:8px;
  box-shadow:0 8px 24px rgba(0,0,0,0.4);font-size:13px;color:var(--text-main);
}
.hero-metrics{
  display:flex;gap:48px;margin-top:48px;padding-top:32px;
  border-top:1px solid rgba(255,255,255,0.08);flex-wrap:wrap;
}
.metric .metric-value{
  font-family:var(--font-num);font-size:28px;font-weight:700;
  color:var(--text-main);line-height:1.2;
}
.metric .metric-value em{font-style:normal;color:var(--accent);font-size:20px;margin-left:2px}
.metric .metric-label{font-size:13px;color:var(--text-muted);margin-top:4px}
@keyframes float{0%,100%{transform:translateY(0)}50%{transform:translateY(-10px)}}
.section{padding:var(--spacer) 48px;position:relative}
.section-alt{background:rgba(7,13,29,0.4);border-top:1px solid rgba(255,255,255,0.04);border-bottom:1px solid rgba(255,255,255,0.04)}
.section-header{display:flex;justify-content:space-between;align-items:flex-end;margin-bottom:40px;flex-wrap:wrap;gap:16px}
.section-tag{display:block;font-size:12px;font-weight:600;letter-spacing:0.08em;color:var(--accent);margin-bottom:8px;text-transform:uppercase}
.section-header h2{font-size:28px;font-weight:700;margin:0;letter-spacing:-0.02em}
.section-header .sub{font-size:14px;color:var(--text-muted);margin-top:4px}
.view-all{font-size:14px;color:var(--text-secondary);display:inline-flex;align-items:center;gap:6px;transition:all .25s ease}
.view-all:hover{color:var(--primary);gap:10px}
.services-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:24px;margin:0 -12px}
.service-card{
  background:var(--bg-card);backdrop-filter:blur(16px);
  border:1px solid var(--border);border-radius:var(--radius);
  padding:0;overflow:hidden;transition:all .25s ease;
  box-shadow:var(--shadow-card);position:relative;margin:0 12px;
}
.service-card:hover{transform:translateY(-4px);box-shadow:var(--shadow-hover)}
.service-card-img{height:160px;overflow:hidden;position:relative}
.service-card-img img{width:100%;height:100%;object-fit:cover;transition:transform .5s ease}
.service-card:hover .service-card-img img{transform:scale(1.05)}
.service-card-img::after{content:'';position:absolute;inset:0;background:linear-gradient(180deg,transparent 30%,rgba(8,18,38,0.7))}
.service-card-body{padding:24px}
.service-card-icon{
  width:44px;height:44px;border-radius:10px;background:rgba(35,121,245,0.15);
  border:1px solid rgba(35,121,245,0.25);display:flex;align-items:center;justify-content:center;
  font-size:20px;margin-bottom:16px;color:var(--primary);
}
.service-card h3{font-size:18px;font-weight:600;margin:0 0 8px}
.service-card p{font-size:14px;color:var(--text-secondary);line-height:1.6;margin:0 0 16px}
.service-card-link{font-size:14px;font-weight:500;color:var(--primary);display:inline-flex;align-items:center;gap:4px}
.service-card-link:hover{color:var(--accent);gap:8px}
.testimonials{padding:var(--spacer) 48px;background:linear-gradient(135deg,rgba(7,13,29,0.6),rgba(13,31,63,0.4))}
.testimonial-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:24px}
.testimonial-card{
  background:var(--bg-card);backdrop-filter:blur(16px);
  border:1px solid var(--border);border-radius:var(--radius);
  padding:28px;position:relative;box-shadow:var(--shadow-card);
  transition:all .25s ease;
}
.testimonial-card:hover{transform:translateY(-3px);box-shadow:var(--shadow-hover)}
.testimonial-card .quote{
  font-family:Georgia,serif;font-size:64px;color:rgba(35,121,245,0.2);
  position:absolute;top:8px;right:18px;line-height:1;
}
.testimonial-stars{color:var(--warning);font-size:16px;letter-spacing:2px;margin-bottom:12px}
.testimonial-text{font-size:14.5px;line-height:1.65;color:var(--text-secondary);margin-bottom:20px;min-height:72px}
.testimonial-person{display:flex;align-items:center;gap:12px;border-top:1px solid rgba(255,255,255,0.06);padding-top:16px}
.testimonial-avatar{
  width:40px;height:40px;border-radius:50%;background:linear-gradient(135deg,#2379F5,#33E6C9);
  display:flex;align-items:center;justify-content:center;font-weight:700;font-size:15px;color:#fff;
}
.testimonial-name{font-size:14px;font-weight:600;color:var(--text-main)}
.testimonial-company{font-size:12px;color:var(--text-muted)}
.testimonial-nav{display:flex;gap:8px}
.t-btn{
  width:40px;height:40px;border-radius:50%;border:1px solid var(--border);
  background:rgba(255,255,255,0.06);color:var(--text-secondary);
  cursor:pointer;font-size:18px;display:flex;align-items:center;justify-content:center;transition:all .25s ease;
}
.t-btn:hover{background:var(--primary);border-color:var(--primary);color:#fff;transform:scale(1.05)}
.testimonial-dots{display:flex;justify-content:center;gap:8px;margin-top:24px}
.t-dot{width:6px;height:6px;border-radius:50%;background:rgba(255,255,255,0.2);transition:all .25s ease;cursor:pointer;border:none;padding:0}
.t-dot.active{background:var(--primary);width:24px;border-radius:3px}
.news{padding:var(--spacer) 48px;background:rgba(7,13,29,0.3)}
.cms-layout{display:grid;grid-template-columns:1fr 1fr;gap:32px;align-items:start}
.cms-featured{
  background:var(--bg-card);backdrop-filter:blur(16px);
  border:1px solid var(--border);border-radius:var(--radius);overflow:hidden;
  box-shadow:var(--shadow-card);transition:all .25s ease;
}
.cms-featured:hover{box-shadow:var(--shadow-hover);transform:translateY(-3px)}
.cms-featured .featured-img{height:260px;overflow:hidden;position:relative}
.cms-featured .featured-img img{width:100%;height:100%;object-fit:cover}
.cms-featured .featured-img::after{content:'';position:absolute;inset:0;background:linear-gradient(180deg,transparent 40%,rgba(8,18,38,0.5))}
.cms-featured .featured-body{padding:24px}
.cms-featured h3{font-size:20px;font-weight:600;margin:8px 0 8px;line-height:1.4}
.cms-featured h3 a{color:var(--text-main)}
.cms-featured h3 a:hover{color:var(--primary)}
.cms-featured p{font-size:14px;color:var(--text-secondary);line-height:1.65;margin:0 0 12px}
.cms-list{display:flex;flex-direction:column;gap:12px}
.cms-item{
  background:var(--bg-card);backdrop-filter:blur(16px);
  border:1px solid var(--border);border-radius:var(--radius);
  padding:18px 20px;transition:all .25s ease;
}
.cms-item:hover{background:rgba(255,255,255,0.08);box-shadow:var(--shadow-hover);transform:translateX(4px)}
.cms-item h3{font-size:15px;font-weight:600;margin:0 0 6px;line-height:1.4}
.cms-item h3 a{color:var(--text-main)}
.cms-item h3 a:hover{color:var(--primary)}
.cms-item p{font-size:13px;color:var(--text-secondary);line-height:1.5;margin:0 0 8px;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}
.cms-meta{display:flex;align-items:center;gap:12px;margin-top:8px}
.badge{
  display:inline-block;padding:3px 10px;border-radius:4px;font-size:12px;font-weight:500;
  background:rgba(35,121,245,0.15);border:1px solid rgba(35,121,245,0.3);color:#8BB5F8;
}
.badge-accent{background:rgba(51,230,201,0.12);border-color:rgba(51,230,201,0.25);color:var(--accent)}
.badge-warm{background:rgba(255,169,77,0.12);border-color:rgba(255,169,77,0.25);color:var(--warning)}
.cms-meta time{font-size:12px;color:var(--text-muted);font-family:var(--font-num)}
.cms-empty{
  grid-column:1/-1;text-align:center;padding:60px 20px;
  background:var(--bg-card);border:1px dashed var(--border);border-radius:var(--radius);
  color:var(--text-muted);
}
.cms-empty .empty-icon{font-size:48px;display:block;margin-bottom:12px;opacity:0.5}
.guarantee{padding:var(--spacer) 48px;background:linear-gradient(180deg,rgba(7,13,29,0.5),rgba(13,31,63,0.4))}
.guarantee-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:24px}
.guarantee-item{
  text-align:center;padding:32px 20px;border-radius:var(--radius);
  background:var(--bg-card);border:1px solid var(--border);
  transition:all .25s ease;
}
.guarantee-item:hover{transform:translateY(-3px);background:rgba(255,255,255,0.08)}
.guarantee-icon{
  width:56px;height:56px;border-radius:50%;margin:0 auto 16px;
  background:linear-gradient(135deg,rgba(35,121,245,0.2),rgba(51,230,201,0.1));
  display:flex;align-items:center;justify-content:center;font-size:24px;
  border:1px solid rgba(255,255,255,0.1);
}
.guarantee-item h3{font-size:16px;font-weight:600;margin:0 0 6px}
.guarantee-item p{font-size:13px;color:var(--text-muted);margin:0;line-height:1.5}
.faq{padding:var(--spacer) 48px}
.faq-list{max-width:820px;margin:0 auto}
.faq-item{
  background:var(--bg-card);backdrop-filter:blur(16px);
  border:1px solid var(--border);border-radius:var(--radius);
  margin-bottom:12px;overflow:hidden;transition:box-shadow .25s ease;
}
.faq-item:hover{box-shadow:var(--shadow-hover)}
.faq-q{
  display:flex;justify-content:space-between;align-items:center;gap:16px;
  padding:20px 24px;cursor:pointer;font-size:16px;font-weight:600;
  color:var(--text-main);user-select:none;transition:color .25s ease;
}
.faq-q:hover{color:var(--primary)}
.faq-q .faq-icon{
  width:24px;height:24px;border-radius:50%;background:rgba(35,121,245,0.15);
  display:flex;align-items:center;justify-content:center;font-size:14px;
  transition:transform .25s ease;color:var(--primary);flex-shrink:0;line-height:1;
}
.faq-item.open .faq-icon{transform:rotate(45deg)}
.faq-a{display:none;padding:0 24px 20px;font-size:14.5px;color:var(--text-secondary);line-height:1.75}
.faq-item.open .faq-a{display:block}
.cta{
  padding:var(--spacer) 48px;
}
.cta-banner{
  background:linear-gradient(135deg,#123B78,#0A1F45);
  border:1px solid rgba(35,121,245,0.3);border-radius:var(--radius-lg);
  padding:64px 48px;text-align:center;position:relative;overflow:hidden;
  box-shadow:0 8px 48px rgba(0,0,0,0.4),0 0 40px rgba(35,121,245,0.1);
}
.cta-banner::before{
  content:'';position:absolute;width:300px;height:300px;border-radius:50%;
  background:radial-gradient(circle,rgba(35,121,245,0.3),transparent 70%);top:-100px;left:-100px;
}
.cta-banner::after{
  content:'';position:absolute;width:200px;height:200px;border-radius:50%;
  background:radial-gradient(circle,rgba(51,230,201,0.2),transparent 70%);bottom:-80px;right:-40px;
}
.cta-banner h2{font-size:30px;font-weight:700;margin:0 0 12px;position:relative;z-index:1}
.cta-banner .cta-sub{font-size:15px;color:var(--text-secondary);margin-bottom:32px;position:relative;z-index:1}
.cta-banner .btn{position:relative;z-index:1}
.footer{
  background:var(--bg-deep);border-top:1px solid rgba(255,255,255,0.06);
  padding:56px 48px 24px;
}
.footer-main{display:grid;grid-template-columns:1.4fr 1fr 1fr 1fr;gap:32px;max-width:1200px;margin:0 auto 40px}
.footer h4{font-size:14px;font-weight:600;margin:0 0 16px;color:var(--text-main)}
.footer h4::after{content:'';display:block;width:24px;height:2px;background:var(--primary);margin-top:6px;border-radius:2px}
.footer ul{list-style:none;padding:0;margin:0}
.footer ul li{margin-bottom:10px}
.footer ul a{font-size:14px;color:var(--text-secondary);transition:color .25s ease,padding-left .25s ease}
.footer ul a:hover{color:var(--primary);padding-left:4px}
.footer-brand-desc{font-size:14px;color:var(--text-secondary);line-height:1.7;margin:16px 0 16px}
.footer-bottom{
  border-top:1px solid rgba(255,255,255,0.06);padding-top:24px;
  display:flex;justify-content:space-between;align-items:center;flex-wrap:wrap;gap:12px;
  max-width:1200px;margin:0 auto;font-size:13px;color:var(--text-muted);
}
@media (max-width: 63.99em){
  .sidebar{display:none}
  .mobile-header{display:flex}
  .main-content{margin-left:0;margin-top:60px}
  .hero{padding:48px 24px 32px;min-height:auto}
  .hero-inner{grid-template-columns:1fr;gap:32px}
  .hero h1{font-size:32px}
  .hero-metrics{gap:24px}
  .section{padding:48px 24px}
  .testimonials{padding:48px 24px}
  .news{padding:48px 24px}
  .guarantee{padding:48px 24px}
  .faq{padding:48px 24px}
  .cta{padding:48px 24px}
  .services-grid{grid-template-columns:repeat(2,1fr)}
  .testimonial-grid{grid-template-columns:repeat(2,1fr)}
  .cms-layout{grid-template-columns:1fr}
  .guarantee-grid{grid-template-columns:repeat(2,1fr)}
  .footer{padding:48px 24px 24px}
  .footer-main{grid-template-columns:1fr 1fr}
}
@media (max-width: 39.99em){
  .hero{padding:36px 20px 28px}
  .hero h1{font-size:28px}
  .hero-sub{font-size:15px}
  .hero-actions .btn{width:100%}
  .hero-visual{min-height:280px}
  .payment-card{left:16px;right:16px;max-width:92%}
  .success-float{right:8px}
  .secure-float{left:8px}
  .section{padding:40px 20px}
  .section-header{align-items:flex-start;flex-direction:column}
  .services-grid{grid-template-columns:1fr}
  .testimonial-grid{grid-template-columns:1fr}
  .testimonial-card{display:block}
  .testimonial-card.hidden-mobile{display:none}
  .guarantee-grid{grid-template-columns:1fr 1fr;gap:16px}
  .guarantee-item{padding:24px 12px}
  .faq-q{font-size:15px;padding:16px}
  .faq-a{padding:0 16px 16px}
  .cta-banner{padding:40px 20px}
  .cta-banner h2{font-size:22px}
  .footer-main{grid-template-columns:1fr;gap:24px}
  .footer-bottom{flex-direction:column;text-align:center}
  .cms-featured .featured-img{height:200px}
  .brand-name{font-size:16px}
}

/* roulang page: category1 */
:root {
  --primary-blue: #2379F5;
  --primary-blue-light: #3B8CFF;
  --accent-cyan: #33E6C9;
  --accent-amber: #FFA94D;
  --bg-main: #081226;
  --bg-deep: #070D1D;
  --bg-panel: rgba(255, 255, 255, 0.05);
  --border-glass: rgba(255, 255, 255, 0.12);
  --text-light: #F2F7FF;
  --text-secondary: #9DB0CE;
  --text-muted: #6C82A6;
  --radius-card: 12px;
  --radius-btn: 8px;
  --shadow-card: 0 4px 24px rgba(0, 0, 0, 0.3), inset 0 1px 0 rgba(255, 255, 255, 0.08);
  --shadow-hover: 0 8px 40px rgba(0, 0, 0, 0.5), 0 0 20px rgba(35, 121, 245, 0.15);
  --font-cn: "PingFang SC", "Microsoft YaHei", "Noto Sans SC", sans-serif;
  --font-num: "DIN Alternate", "Roboto Mono", "SF Mono", monospace;
}
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; }
body {
  font-family: var(--font-cn);
  background: linear-gradient(135deg, #081226 0%, #0D1F3F 100%);
  color: var(--text-light);
  line-height: 1.75;
  min-height: 100vh;
  background-image:
    linear-gradient(rgba(255,255,255,0.03) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255,255,255,0.03) 1px, transparent 1px);
  background-size: 60px 60px;
}
a { color: var(--text-secondary); text-decoration: none; transition: color 0.25s ease; }
a:hover { color: var(--primary-blue-light); }
img { max-width: 100%; display: block; }
button { font-family: inherit; cursor: pointer; }
input, textarea, select { font-family: inherit; }

.app-wrapper { display: flex; min-height: 100vh; }

.sidebar {
  width: 200px;
  background: var(--bg-deep);
  border-right: 1px solid rgba(255, 255, 255, 0.06);
  display: flex;
  flex-direction: column;
  position: fixed;
  top: 0; left: 0; bottom: 0;
  z-index: 100;
  padding: 24px 16px 20px;
}
.sidebar::before {
  content: '';
  position: absolute; inset: 0;
  background: radial-gradient(circle at 20% 10%, rgba(35,121,245,0.08), transparent 60%);
  pointer-events: none;
}
.sidebar-brand { display: flex; align-items: center; gap: 10px; padding: 0 6px 26px; border-bottom: 1px solid rgba(255,255,255,0.07); margin-bottom: 20px; }
.brand-icon {
  width: 40px; height: 40px; border-radius: 10px;
  background: linear-gradient(135deg, #2379F5, #33E6C9);
  display: flex; align-items: center; justify-content: center;
  font-weight: 800; font-size: 18px; color: #fff;
  box-shadow: 0 0 16px rgba(35,121,245,0.4);
  flex-shrink: 0;
}
.brand-text { display: flex; flex-direction: column; }
.brand-name { font-size: 19px; font-weight: 700; letter-spacing: -0.01em; color: #F2F7FF; }
.brand-tag { font-size: 10px; color: var(--text-muted); letter-spacing: 0.06em; margin-top: 2px; }

.sidebar-nav { flex: 1; display: flex; flex-direction: column; gap: 4px; }
.nav-item {
  display: flex; align-items: center; gap: 10px;
  height: 46px; padding: 0 14px;
  border-radius: 8px;
  color: #8CA0C2; font-size: 14px; font-weight: 500;
  transition: all 0.25s ease;
  position: relative;
}
.nav-item .nav-icon { font-size: 16px; width: 20px; text-align: center; }
.nav-item:hover { background: rgba(255,255,255,0.06); color: #fff; }
.nav-item.active {
  background: rgba(35,121,245,0.15);
  color: #fff;
}
.nav-item.active::before {
  content: '';
  position: absolute; left: 0; top: 12px; bottom: 12px;
  width: 3px; border-radius: 2px;
  background: var(--primary-blue);
}
.sidebar-badge {
  margin-top: auto;
  border: 1px solid rgba(51,230,201,0.25);
  background: rgba(51,230,201,0.08);
  border-radius: 8px;
  padding: 10px 12px;
  display: flex; flex-direction: column; gap: 6px;
}
.sidebar-badge-item { display: flex; align-items: center; gap: 8px; font-size: 12px; color: #9DB0CE; }
.sidebar-badge-item i { color: var(--accent-cyan); font-size: 13px; }

.main-content {
  flex: 1;
  margin-left: 200px;
  min-width: 0;
}

.topbar {
  display: flex; align-items: center; justify-content: flex-end;
  padding: 12px 32px;
  border-bottom: 1px solid rgba(255,255,255,0.05);
  background: rgba(8,18,38,0.6);
  backdrop-filter: blur(12px);
  position: sticky; top: 0; z-index: 90;
  font-size: 13px; color: var(--text-muted);
}
.topbar i { margin-right: 6px; color: var(--accent-cyan); }

.mobile-header {
  display: none;
  position: fixed; top: 0; left: 0; right: 0; height: 60px;
  background: rgba(7,13,29,0.92);
  backdrop-filter: blur(16px);
  border-bottom: 1px solid rgba(255,255,255,0.08);
  z-index: 110;
  align-items: center;
  padding: 0 20px;
}
.mobile-brand { display: flex; align-items: center; gap: 10px; }
.mobile-brand .brand-icon { width: 34px; height: 34px; font-size: 15px; border-radius: 8px; }
.mobile-brand .brand-name { font-size: 17px; }
.mobile-burger {
  width: 40px; height: 40px;
  display: flex; flex-direction: column; align-items: center; justify-content: center;
  gap: 5px;
  background: rgba(255,255,255,0.08);
  border: 1px solid rgba(255,255,255,0.1);
  border-radius: 8px;
  transition: all 0.25s ease;
}
.mobile-burger span { display: block; width: 18px; height: 2px; background: #fff; border-radius: 2px; transition: all 0.25s ease; }
.mobile-burger:hover { background: rgba(35,121,245,0.2); }

.mobile-drawer {
  display: none;
  position: fixed; inset: 0;
  background: rgba(8,18,38,0.97);
  backdrop-filter: blur(20px);
  z-index: 120;
  padding: 24px;
  flex-direction: column;
}
.mobile-drawer.open { display: flex; }
.drawer-header { display: flex; align-items: center; justify-content: space-between; margin-bottom: 30px; }
.drawer-close { width: 40px; height: 40px; border-radius: 10px; background: rgba(255,255,255,0.08); border: 1px solid rgba(255,255,255,0.1); color: #fff; font-size: 18px; }
.drawer-nav { display: flex; flex-direction: column; gap: 6px; }
.drawer-nav .nav-item { height: 48px; font-size: 16px; }
.drawer-bottom { margin-top: auto; }

.hero {
  position: relative;
  padding: 68px 48px 64px;
  min-height: 420px;
  display: flex; align-items: center;
  overflow: hidden;
}
.hero::before {
  content: '';
  position: absolute; inset: 0;
  background: linear-gradient(90deg, rgba(8,18,38,0.92) 30%, rgba(8,18,38,0.4) 100%),
              url('/assets/images/backpic/back-1.webp') center/cover no-repeat;
  z-index: 0;
}
.hero::after {
  content: '';
  position: absolute;
  top: -120px; right: -80px;
  width: 400px; height: 400px;
  background: radial-gradient(circle, rgba(51,230,201,0.15), transparent 65%);
  border-radius: 50%;
  z-index: 1;
}
.hero-inner { position: relative; z-index: 2; max-width: 680px; }
.hero-badge {
  display: inline-flex; align-items: center; gap: 8px;
  padding: 6px 14px;
  border: 1px solid rgba(51,230,201,0.3);
  background: rgba(51,230,201,0.08);
  border-radius: 40px;
  font-size: 13px; color: var(--accent-cyan);
  margin-bottom: 20px;
}
.hero h1 {
  font-size: 40px; line-height: 1.25;
  font-weight: 700; letter-spacing: -0.02em;
  margin-bottom: 16px;
}
.hero h1 .grad-text {
  background: linear-gradient(135deg, #fff 0%, #2379F5 70%, #33E6C9 100%);
  -webkit-background-clip: text; -webkit-text-fill-color: transparent;
  background-clip: text;
}
.hero-desc { font-size: 17px; color: var(--text-secondary); line-height: 1.7; max-width: 560px; }
.hero-stats { display: flex; gap: 40px; margin-top: 36px; }
.hero-stat-item { display: flex; flex-direction: column; gap: 2px; }
.hero-stat-num { font-family: var(--font-num); font-size: 26px; font-weight: 700; color: #fff; }
.hero-stat-num em { color: var(--accent-cyan); font-style: normal; }
.hero-stat-label { font-size: 12px; color: var(--text-secondary); }

.section { padding: 72px 48px; position: relative; }
.section-head { margin-bottom: 40px; max-width: 640px; }
.section-eyebrow {
  display: inline-block;
  font-size: 12px; font-weight: 600;
  letter-spacing: 0.1em;
  color: var(--primary-blue-light);
  text-transform: uppercase;
  margin-bottom: 10px;
}
.section-title { font-size: 28px; font-weight: 700; letter-spacing: -0.01em; margin-bottom: 12px; }
.section-desc { color: var(--text-secondary); font-size: 15px; line-height: 1.7; }

.divider-section { background: rgba(255,255,255,0.03); border-top: 1px solid rgba(255,255,255,0.05); border-bottom: 1px solid rgba(255,255,255,0.05); }

.solution-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 24px; }
.solution-card {
  background: var(--bg-panel);
  border: 1px solid var(--border-glass);
  border-radius: var(--radius-card);
  padding: 28px 24px;
  position: relative;
  overflow: hidden;
  transition: all 0.3s ease;
  box-shadow: var(--shadow-card);
}
.solution-card:hover { transform: translateY(-4px); box-shadow: var(--shadow-hover); }
.solution-card::after {
  content: '';
  position: absolute; top: 0; left: 0; right: 0; height: 2px;
  background: linear-gradient(90deg, var(--primary-blue), var(--accent-cyan));
  opacity: 0; transition: opacity 0.3s ease;
}
.solution-card:hover::after { opacity: 1; }
.card-icon {
  width: 48px; height: 48px; border-radius: 12px;
  display: flex; align-items: center; justify-content: center;
  font-size: 20px;
  margin-bottom: 18px;
  background: rgba(35,121,245,0.15);
  border: 1px solid rgba(35,121,245,0.25);
  color: var(--primary-blue-light);
}
.solution-card h3 { font-size: 18px; font-weight: 600; margin-bottom: 10px; }
.solution-card p { font-size: 14px; color: var(--text-secondary); line-height: 1.7; margin-bottom: 16px; }
.card-link { display: inline-flex; align-items: center; gap: 6px; font-size: 13px; font-weight: 600; color: var(--primary-blue-light); }
.card-link i { font-size: 12px; transition: transform 0.25s ease; }
.card-link:hover i { transform: translateX(4px); }

.process-section { background: linear-gradient(180deg, rgba(13,31,63,0.4), rgba(8,18,38,0.8)); }
.process-steps { display: grid; grid-template-columns: repeat(4, 1fr); gap: 20px; position: relative; }
.process-steps::before {
  content: '';
  position: absolute; top: 28px; left: 10%; right: 10%;
  height: 1px; background: linear-gradient(90deg, transparent, rgba(35,121,245,0.5), transparent);
}
.process-step { text-align: center; padding: 0 12px; position: relative; }
.step-num {
  width: 56px; height: 56px;
  border-radius: 50%;
  background: linear-gradient(135deg, rgba(35,121,245,0.3), rgba(51,230,201,0.2));
  border: 1px solid rgba(255,255,255,0.15);
  display: flex; align-items: center; justify-content: center;
  font-family: var(--font-num); font-size: 20px; font-weight: 700;
  color: #fff;
  margin: 0 auto 16px;
  position: relative; z-index: 2;
  box-shadow: 0 0 20px rgba(35,121,245,0.15);
}
.process-step h3 { font-size: 16px; font-weight: 600; margin-bottom: 8px; }
.process-step p { font-size: 13px; color: var(--text-secondary); }

.feature-row {
  display: grid; grid-template-columns: 1fr 1fr;
  gap: 48px; align-items: center;
  margin-bottom: 64px;
}
.feature-row:last-child { margin-bottom: 0; }
.feature-img { border-radius: 16px; overflow: hidden; border: 1px solid var(--border-glass); box-shadow: var(--shadow-card); }
.feature-img img { width: 100%; height: 300px; object-fit: cover; }
.feature-content .feature-tag {
  display: inline-block;
  padding: 4px 12px;
  background: rgba(35,121,245,0.12);
  border: 1px solid rgba(35,121,245,0.3);
  border-radius: 4px;
  font-size: 12px; color: var(--primary-blue-light);
  margin-bottom: 14px;
}
.feature-content h3 { font-size: 22px; font-weight: 700; margin-bottom: 14px; }
.feature-content p { font-size: 15px; color: var(--text-secondary); line-height: 1.8; margin-bottom: 16px; }
.feature-list { list-style: none; padding: 0; }
.feature-list li { display: flex; align-items: flex-start; gap: 10px; font-size: 14px; color: var(--text-secondary); margin-bottom: 8px; }
.feature-list li i { color: var(--accent-cyan); font-size: 13px; margin-top: 6px; }

.faq-section { padding: 64px 48px; }
.faq-grid { max-width: 780px; }
.faq-item {
  background: var(--bg-panel);
  border: 1px solid var(--border-glass);
  border-radius: var(--radius-card);
  margin-bottom: 14px;
  overflow: hidden;
  transition: all 0.25s ease;
}
.faq-item.active { border-color: rgba(35,121,245,0.4); }
.faq-q {
  display: flex; align-items: center; justify-content: space-between;
  padding: 18px 22px;
  cursor: pointer;
  font-size: 15px; font-weight: 600;
  color: var(--text-light);
  transition: color 0.25s ease;
  user-select: none;
}
.faq-q:hover { color: var(--primary-blue-light); }
.faq-q .faq-toggle {
  width: 28px; height: 28px;
  border-radius: 6px;
  background: rgba(255,255,255,0.06);
  border: 1px solid rgba(255,255,255,0.08);
  display: flex; align-items: center; justify-content: center;
  font-size: 14px; color: var(--text-secondary);
  transition: all 0.3s ease;
  flex-shrink: 0;
  margin-left: 16px;
}
.faq-item.active .faq-toggle {
  transform: rotate(45deg);
  background: rgba(35,121,245,0.2);
  border-color: rgba(35,121,245,0.4);
  color: #fff;
}
.faq-a { max-height: 0; overflow: hidden; transition: max-height 0.3s ease; }
.faq-item.active .faq-a { max-height: 200px; }
.faq-a p { padding: 0 22px 20px; font-size: 14px; color: var(--text-secondary); line-height: 1.75; }

.cta-section {
  padding: 48px;
  position: relative;
}
.cta-box {
  background: linear-gradient(135deg, #123B78, #0A1F45);
  border: 1px solid rgba(51,230,201,0.2);
  border-radius: 16px;
  padding: 56px 48px;
  text-align: center;
  position: relative;
  overflow: hidden;
  box-shadow: 0 0 40px rgba(35,121,245,0.1);
}
.cta-box::before {
  content: 'GOPay';
  position: absolute;
  font-size: 140px;
  font-weight: 900;
  color: rgba(255,255,255,0.03);
  top: 50%; left: 50%;
  transform: translate(-50%, -50%);
  white-space: nowrap;
  pointer-events: none;
  letter-spacing: 0.05em;
}
.cta-box h2 { font-size: 30px; font-weight: 700; margin-bottom: 12px; position: relative; z-index: 2; }
.cta-box p { color: var(--text-secondary); font-size: 15px; margin-bottom: 28px; position: relative; z-index: 2; }
.cta-box .btn-group { position: relative; z-index: 2; }

.btn {
  display: inline-flex; align-items: center; gap: 8px;
  padding: 12px 28px;
  border-radius: var(--radius-btn);
  font-size: 15px; font-weight: 600;
  transition: all 0.25s ease;
  border: none;
  cursor: pointer;
}
.btn-primary {
  background: linear-gradient(135deg, #2379F5, #1B5FD0);
  color: #fff;
  box-shadow: 0 0 16px rgba(35,121,245,0.4);
}
.btn-primary:hover {
  box-shadow: 0 0 28px rgba(35,121,245,0.6);
  transform: translateY(-2px);
  color: #fff;
}
.btn-outline {
  background: rgba(255,255,255,0.06);
  color: var(--text-light);
  border: 1px solid rgba(255,255,255,0.2);
}
.btn-outline:hover {
  background: rgba(255,255,255,0.12);
  border-color: rgba(255,255,255,0.4);
  transform: translateY(-2px);
  color: #fff;
}
.btn-lg { padding: 14px 36px; font-size: 16px; }

.footer {
  background: linear-gradient(180deg, #060B19, #070D1D);
  border-top: 1px solid rgba(255,255,255,0.06);
  padding: 56px 48px 24px;
}
.footer-main { display: grid; grid-template-columns: 1.6fr 1fr 1fr 1fr; gap: 32px; max-width: 1200px; margin: 0 auto 28px; }
.footer-brand { max-width: 280px; }
.footer-brand .brand { display: flex; align-items: center; gap: 10px; }
.footer-brand .brand-icon { width: 36px; height: 36px; font-size: 15px; border-radius: 9px; }
.footer-brand .brand-name { font-size: 17px; color: var(--text-light); }
.footer-brand-desc { font-size: 13px; color: var(--text-muted); line-height: 1.7; margin-top: 12px; }
.footer-col h4 { font-size: 14px; font-weight: 600; color: var(--text-light); margin-bottom: 16px; }
.footer-col ul { list-style: none; padding: 0; }
.footer-col li { margin-bottom: 10px; }
.footer-col a { font-size: 13px; color: var(--text-secondary); transition: all 0.25s ease; }
.footer-col a:hover { color: var(--primary-blue-light); padding-left: 4px; }
.footer-bottom {
  max-width: 1200px; margin: 0 auto;
  padding-top: 20px;
  border-top: 1px solid rgba(255,255,255,0.06);
  display: flex; justify-content: space-between; align-items: center;
  font-size: 12px; color: var(--text-muted);
  flex-wrap: wrap; gap: 12px;
}

@media (max-width: 1024px) {
  .solution-grid { grid-template-columns: repeat(2, 1fr); }
  .process-steps { grid-template-columns: repeat(4, 1fr); gap: 16px; }
  .section { padding: 56px 32px; }
  .hero { padding: 48px 32px; }
}

@media (max-width: 800px) {
  .sidebar { display: none; }
  .mobile-header { display: flex; }
  .main-content { margin-left: 0; padding-top: 60px; }
  .hamburger-area { margin-left: auto; }
  .topbar { display: none; }
  .hero { padding: 32px 20px; min-height: 0; }
  .hero h1 { font-size: 30px; }
  .hero-desc { font-size: 15px; }
  .hero-stats { flex-wrap: wrap; gap: 20px; }
  .section { padding: 40px 20px; }
  .section-title { font-size: 22px; }
  .solution-grid { grid-template-columns: 1fr; }
  .process-steps { grid-template-columns: repeat(2, 1fr); gap: 28px; }
  .process-steps::before { display: none; }
  .feature-row { grid-template-columns: 1fr; gap: 28px; }
  .feature-img img { height: 200px; }
  .faq-section { padding: 40px 20px; }
  .cta-section { padding: 32px 20px; }
  .cta-box { padding: 36px 24px; }
  .cta-box h2 { font-size: 24px; }
  .btn-group { display: flex; flex-direction: column; gap: 12px; }
  .btn-group .btn { justify-content: center; }
  .footer { padding: 40px 20px 20px; }
  .footer-main { grid-template-columns: 1fr 1fr; }
  .footer-bottom { flex-direction: column; text-align: center; }
}

@media (max-width: 480px) {
  .process-steps { grid-template-columns: 1fr; }
  .footer-main { grid-template-columns: 1fr; }
  .hero h1 { font-size: 26px; }
  .btn-lg { width: 100%; }
}

/* roulang page: article */
:root{
  --bg-deep:#081226;
  --bg-main:#0d1f3f;
  --bg-side:#070d1d;
  --brand:#2379f5;
  --accent:#2ce0b8;
  --warm:#ffa94d;
  --text-main:#f2f7ff;
  --text-sub:#9db0ce;
  --text-weak:#6c82a6;
  --border:rgba(255,255,255,.12);
  --card-bg:rgba(255,255,255,.05);
  --radius:12px;
  --radius-lg:16px;
  --shadow:0 4px 24px rgba(0,0,0,.3);
  --shadow-hover:0 8px 40px rgba(0,0,0,.5),0 0 20px rgba(35,121,245,.15);
  --sidebar-w:200px;
  --font-cn:"PingFang SC","Microsoft YaHei","Noto Sans SC",sans-serif;
  --font-num:"DIN Alternate","Roboto Mono","SF Mono",monospace;
}
*,*::before,*::after{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth}
body{
  font-family:var(--font-cn);
  background:var(--bg-deep);
  color:var(--text-main);
  line-height:1.75;
  font-size:16px;
  -webkit-font-smoothing:antialiased;
}
a{color:inherit;text-decoration:none;transition:color .25s ease,background .25s ease,border-color .25s ease,box-shadow .25s ease,transform .25s ease,opacity .25s ease}
img{max-width:100%;display:block}
button,input,textarea{font-family:inherit;font-size:inherit;outline:none}
ul,ol{list-style:none}
h1,h2,h3,h4,h5{font-weight:700;line-height:1.35;color:#fff}
.page-shell{display:flex;min-height:100vh}

/* ===== Sidebar ===== */
.sidebar{
  width:var(--sidebar-w);
  background:var(--bg-side);
  border-right:1px solid rgba(255,255,255,.06);
  position:fixed;
  top:0;left:0;height:100vh;
  z-index:60;
  display:flex;flex-direction:column;
}
.sidebar-inner{display:flex;flex-direction:column;height:100%;padding:24px 14px 18px}
.brand{display:flex;align-items:center;gap:10px;padding:0 6px;margin-bottom:28px}
.brand-icon{
  width:40px;height:40px;border-radius:10px;
  background:linear-gradient(135deg,#2379f5,#2ce0b8);
  display:flex;align-items:center;justify-content:center;
  font-weight:800;font-size:18px;color:#fff;
  box-shadow:0 0 18px rgba(35,121,245,.45);
  flex-shrink:0;
}
.brand-text{display:flex;flex-direction:column;line-height:1.2}
.brand-name{font-size:19px;font-weight:800;letter-spacing:.01em;color:#fff}
.brand-sub{font-size:11px;color:var(--text-weak);letter-spacing:.04em;margin-top:2px}
.sidebar-nav{display:flex;flex-direction:column;gap:4px;flex:1}
.nav-item{
  display:flex;align-items:center;gap:10px;
  padding:11px 12px;border-radius:8px;
  font-size:14px;color:#8ca0c2;
  border:1px solid transparent;
  transition:all .25s ease;position:relative;
}
.nav-item .nav-icon{font-size:16px;width:20px;text-align:center;flex-shrink:0}
.nav-item:hover{background:rgba(255,255,255,.06);color:#fff}
.nav-item.active{
  background:rgba(35,121,245,.15);
  color:#fff;
  border-color:rgba(35,121,245,.25);
}
.nav-item.active::before{
  content:"";position:absolute;left:-14px;top:50%;transform:translateY(-50%);
  width:3px;height:22px;border-radius:2px;background:var(--brand);
}
.sidebar-safe{
  border-top:1px solid rgba(255,255,255,.06);
  padding-top:16px;display:flex;flex-direction:column;gap:10px;
}
.safe-item{display:flex;align-items:center;gap:8px;font-size:12px;color:var(--text-sub);padding:0 6px}
.safe-icon{font-size:13px;color:var(--accent)}

/* ===== Main Wrap ===== */
.main-wrap{
  flex:1;margin-left:var(--sidebar-w);
  display:flex;flex-direction:column;min-height:100vh;
  background:
    linear-gradient(135deg,rgba(8,18,38,.98),rgba(13,31,63,.98)),
    repeating-linear-gradient(0deg,transparent 0,transparent 23px,rgba(255,255,255,.02) 24px),
    repeating-linear-gradient(90deg,transparent 0,transparent 23px,rgba(255,255,255,.02) 24px);
  background-blend-mode:overlay;
}
.article-main{flex:1;max-width:980px;width:100%;margin:0 auto;padding:40px 32px 64px}

/* ===== Breadcrumb ===== */
.breadcrumb{
  display:flex;align-items:center;flex-wrap:wrap;gap:8px;
  font-size:13px;color:var(--text-weak);margin-bottom:28px;
}
.breadcrumb a{color:var(--text-weak);transition:color .2s}
.breadcrumb a:hover{color:var(--brand)}
.breadcrumb .sep{color:rgba(255,255,255,.2)}
.breadcrumb .current{color:var(--text-sub)}

/* ===== Article Card ===== */
.article-card{
  background:var(--card-bg);
  backdrop-filter:blur(20px);
  -webkit-backdrop-filter:blur(20px);
  border:1px solid var(--border);
  border-radius:var(--radius-lg);
  box-shadow:var(--shadow),inset 0 1px 0 rgba(255,255,255,.08);
  padding:44px 48px 40px;
  margin-bottom:36px;
  animation:fadeInUp .5s ease-out both;
}
@keyframes fadeInUp{
  from{opacity:0;transform:translateY(16px)}
  to{opacity:1;transform:translateY(0)}
}
.article-head{padding-bottom:28px;border-bottom:1px solid rgba(255,255,255,.08);margin-bottom:30px}
.cat-badge{
  display:inline-block;padding:4px 12px;border-radius:4px;
  background:rgba(35,121,245,.18);
  color:var(--brand);border:1px solid rgba(35,121,245,.35);
  font-size:12px;font-weight:600;letter-spacing:.03em;margin-bottom:14px;
}
.article-head h1{font-size:34px;line-height:1.35;letter-spacing:-.02em;margin-bottom:16px;color:#fff}
.article-meta{display:flex;align-items:center;flex-wrap:wrap;gap:10px;font-size:13px;color:var(--text-weak)}
.meta-item{display:inline-flex;align-items:center;gap:6px}
.meta-item::before{content:"";width:4px;height:4px;border-radius:50%;background:var(--accent);display:inline-block}
.meta-divider{color:rgba(255,255,255,.15)}

/* ===== Article Body ===== */
.article-body{font-size:16px;line-height:1.85;color:var(--text-sub);word-break:break-word}
.article-body p{margin-bottom:20px}
.article-body h2{font-size:24px;color:#fff;margin:36px 0 16px;padding-left:14px;border-left:4px solid var(--brand)}
.article-body h3{font-size:19px;color:#fff;margin:28px 0 12px}
.article-body ul,.article-body ol{margin:0 0 20px;padding-left:22px}
.article-body ul li{list-style:disc;margin-bottom:8px}
.article-body ol li{list-style:decimal;margin-bottom:8px}
.article-body li::marker{color:var(--brand)}
.article-body blockquote{
  background:rgba(35,121,245,.08);
  border-left:4px solid var(--brand);
  padding:16px 20px;margin:0 0 20px;border-radius:0 8px 8px 0;
  color:var(--text-main);font-style:normal;
}
.article-body img{border-radius:12px;margin:24px auto;box-shadow:var(--shadow)}
.article-body .wp-caption-text,.article-body figcaption{font-size:13px;color:var(--text-weak);text-align:center;margin:-14px 0 24px}
.article-body pre{
  background:rgba(7,13,29,.9);
  border:1px solid rgba(255,255,255,.08);
  border-radius:10px;
  padding:18px 20px;overflow-x:auto;
  font-family:var(--font-num);font-size:14px;color:#c9d8f0;
  margin:0 0 20px;
}
.article-body code{font-family:var(--font-num);font-size:.9em;background:rgba(255,255,255,.08);padding:2px 6px;border-radius:4px}
.article-body pre code{background:transparent;padding:0}
.article-body table{width:100%;border-collapse:collapse;margin:0 0 20px;font-size:14px}
.article-body th{background:rgba(35,121,245,.14);color:#fff;text-align:left;padding:12px 14px;border:1px solid rgba(255,255,255,.1)}
.article-body td{padding:11px 14px;border:1px solid rgba(255,255,255,.08);color:var(--text-sub)}
.article-body a{color:var(--brand);border-bottom:1px solid transparent}
.article-body a:hover{border-bottom-color:var(--brand)}

/* ===== Tags ===== */
.article-tags{display:flex;align-items:center;flex-wrap:wrap;gap:10px;margin-top:34px;padding-top:20px;border-top:1px solid rgba(255,255,255,.08)}
.tag-label{font-size:13px;color:var(--text-weak);margin-right:4px}
.tag-item{
  display:inline-block;padding:5px 14px;border-radius:30px;
  background:rgba(255,255,255,.05);border:1px solid rgba(255,255,255,.1);
  font-size:12px;color:var(--text-sub);transition:all .25s ease;
}
.tag-item:hover{background:rgba(35,121,245,.16);color:#fff;border-color:rgba(35,121,245,.4);transform:translateY(-1px)}

/* ===== Back Buttons ===== */
.article-footer-nav{display:flex;align-items:center;justify-content:center;flex-wrap:wrap;gap:14px;margin-top:34px}
.btn-primary,.btn-secondary{
  display:inline-flex;align-items:center;justify-content:center;
  padding:13px 28px;border-radius:8px;font-size:15px;font-weight:600;
  transition:all .25s ease;cursor:pointer;
}
.btn-primary{
  background:linear-gradient(135deg,#2379f5,#1a5fd0);color:#fff;
  box-shadow:0 0 16px rgba(35,121,245,.4),0 2px 8px rgba(0,0,0,.3);
}
.btn-primary:hover{transform:translateY(-2px);box-shadow:0 0 28px rgba(35,121,245,.6),0 6px 16px rgba(0,0,0,.3)}
.btn-secondary{
  background:rgba(255,255,255,.06);color:var(--text-main);
  border:1px solid rgba(255,255,255,.16);
}
.btn-secondary:hover{background:rgba(255,255,255,.1);border-color:rgba(255,255,255,.35);transform:translateY(-2px)}

/* ===== Not Found ===== */
.not-found{text-align:center;padding:50px 20px}
.not-found-icon{
  font-size:44px;color:var(--brand);
  width:80px;height:80px;border-radius:50%;
  background:rgba(35,121,245,.1);border:1px solid rgba(35,121,245,.3);
  display:flex;align-items:center;justify-content:center;margin:0 auto 24px;
}
.not-found h1{font-size:26px;margin-bottom:12px}
.not-found p{color:var(--text-weak);margin-bottom:28px}

/* ===== Related Section ===== */
.related-section{margin-top:20px;animation:fadeInUp .5s ease-out .15s both}
.section-head{margin-bottom:24px}
.eyebrow{
  display:block;font-size:12px;letter-spacing:.14em;color:var(--accent);
  font-weight:700;margin-bottom:6px;
}
.section-head h2{font-size:26px;color:#fff}
.related-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:22px}
.related-card{
  background:var(--card-bg);
  border:1px solid var(--border);border-radius:var(--radius);
  overflow:hidden;transition:all .25s ease;
}
.related-card:hover{transform:translateY(-3px);box-shadow:var(--shadow-hover)}
.related-thumb{
  aspect-ratio:16/10;
  background-size:cover;background-position:center;
  position:relative;overflow:hidden;
}
.related-thumb::after{content:"";position:absolute;inset:0;background:linear-gradient(180deg,transparent 55%,rgba(8,18,38,.55))}
.related-body{padding:18px 20px 20px}
.related-body h3{font-size:16px;line-height:1.5;margin-bottom:10px;color:#fff;transition:color .2s}
.related-card:hover .related-body h3{color:var(--brand)}
.related-meta{font-size:12px;color:var(--text-weak)}

/* ===== Footer ===== */
.footer{
  background:#070d1d;
  border-top:1px solid rgba(255,255,255,.08);
  padding:56px 48px 24px;
}
.footer-main{
  display:grid;grid-template-columns:1.6fr 1fr 1fr 1fr;
  gap:36px;max-width:1200px;margin:0 auto 32px;
}
.footer-brand p{font-size:14px;color:var(--text-weak);line-height:1.7;margin-top:12px;max-width:280px}
.footer-col h4{
  font-size:15px;color:#fff;margin-bottom:14px;font-weight:600;
  position:relative;padding-bottom:8px;
}
.footer-col h4::after{content:"";position:absolute;left:0;bottom:0;width:22px;height:2px;border-radius:2px;background:var(--brand)}
.footer-col li{margin-bottom:9px}
.footer-col a{font-size:13px;color:var(--text-weak);transition:all .2s}
.footer-col a:hover{color:var(--brand);padding-left:4px}
.footer-bottom{
  border-top:1px solid rgba(255,255,255,.06);
  padding-top:20px;
  display:flex;align-items:center;justify-content:space-between;
  flex-wrap:wrap;gap:10px;
  font-size:12px;color:var(--text-weak);
  max-width:1200px;margin:0 auto;
}
.article-footer-wrap{flex:1}

/* ===== Mobile Header ===== */
.mobile-header{
  display:none;position:fixed;top:0;left:0;right:0;z-index:80;
  height:60px;padding:0 16px;align-items:center;justify-content:space-between;
  background:rgba(8,18,38,.92);backdrop-filter:blur(12px);
  -webkit-backdrop-filter:blur(12px);
  border-bottom:1px solid rgba(255,255,255,.06);transition:all .3s ease;
}
.mobile-header.scrolled{background:rgba(7,13,29,.97);box-shadow:0 4px 20px rgba(0,0,0,.3)}
.mobile-brand{display:flex;align-items:center;gap:10px;font-weight:700;color:#fff;font-size:17px}
.mobile-brand .brand-icon{width:32px;height:32px;font-size:15px;border-radius:8px}
.hamburger{width:42px;height:42px;display:flex;flex-direction:column;align-items:center;justify-content:center;gap:4px;background:rgba(255,255,255,.06);border:1px solid rgba(255,255,255,.12);border-radius:8px;cursor:pointer;padding:10px}
.hamburger .bar{width:20px;height:2px;background:#fff;border-radius:2px;transition:all .25s ease}
.hamburger.active .bar:nth-child(1){transform:translateY(6px) rotate(45deg)}
.hamburger.active .bar:nth-child(2){opacity:0}
.hamburger.active .bar:nth-child(3){transform:translateY(-6px) rotate(-45deg)}

/* ===== Mobile Menu ===== */
.mobile-menu{
  display:none;position:fixed;inset:0;z-index:90;
  background:rgba(8,18,38,.98);
  backdrop-filter:blur(16px);
  -webkit-backdrop-filter:blur(16px);
  flex-direction:column;padding:20px;
  transform:translateX(100%);
  transition:transform .25s ease;
}
.mobile-menu.open{transform:translateX(0)}
.mobile-menu-head{display:flex;align-items:center;justify-content:space-between;margin-bottom:28px}
.mobile-menu-head .brand{margin-bottom:0}
.menu-close{
  width:42px;height:42px;border-radius:8px;border:1px solid rgba(255,255,255,.14);
  background:rgba(255,255,255,.05);color:#fff;font-size:22px;cursor:pointer;display:flex;align-items:center;justify-content:center;transition:all .25s;
}
.menu-close:hover{background:rgba(255,255,255,.1)}
.mobile-nav{display:flex;flex-direction:column;gap:6px;flex:1}
.mobile-nav .nav-item{font-size:16px;padding:14px 16px}
.mobile-safe{
  border-top:1px solid rgba(255,255,255,.08);
  padding-top:18px;font-size:13px;color:var(--text-weak);
  display:flex;gap:18px;justify-content:center;
}

/* ===== Responsive ===== */
@media (max-width:63.99em){
  .sidebar{display:none}
  .main-wrap{margin-left:0}
  .mobile-header{display:flex}
  .mobile-menu{display:flex}
  .article-main{padding:84px 20px 48px}
  .article-card{padding:32px 28px}
  .article-head h1{font-size:28px}
  .related-grid{grid-template-columns:repeat(2,1fr)}
  .footer{padding:44px 24px 20px}
  .footer-main{grid-template-columns:1fr 1fr;gap:28px}
}
@media (max-width:39.99em){
  .article-card{padding:26px 18px}
  .article-head h1{font-size:24px;line-height:1.4}
  .article-meta{flex-direction:column;align-items:flex-start}
  .article-body{font-size:15px}
  .related-grid{grid-template-columns:1fr}
  .footer-main{grid-template-columns:1fr;gap:24px}
  .footer-bottom{flex-direction:column;align-items:flex-start}
  .article-footer-nav{flex-direction:column}
  .btn-primary,.btn-secondary{width:100%}
  .breadcrumb{font-size:12px}
}
@media (min-width:64em){
  .mobile-header,.mobile-menu{display:none}
}

/* roulang page: category2 */
:root {
  --bg-deep: #081226;
  --bg-dark: #0D1F3F;
  --bg-sidebar: #070D1D;
  --brand-blue: #2379F5;
  --brand-glow: rgba(35, 121, 245, 0.4);
  --teal: #33E6C9;
  --amber: #FFA94D;
  --text-main: #F2F7FF;
  --text-sub: #9DB0CE;
  --text-weak: #6C82A6;
  --card-bg: rgba(255, 255, 255, 0.05);
  --card-border: rgba(255, 255, 255, 0.12);
  --radius-card: 12px;
  --radius-btn: 6px;
  --shadow-card: 0 4px 24px rgba(0, 0, 0, 0.3), inset 0 1px 0 rgba(255, 255, 255, 0.08);
  --shadow-hover: 0 8px 40px rgba(0, 0, 0, 0.5), 0 0 20px rgba(35, 121, 245, 0.15);
  --font-cn: "PingFang SC", "Microsoft YaHei", "Noto Sans SC", sans-serif;
  --font-num: "DIN Alternate", "Roboto Mono", "SF Mono", monospace;
}

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

html,
body {
  margin: 0;
  padding: 0;
  min-height: 100%;
}

body {
  font-family: var(--font-cn);
  font-size: 16px;
  line-height: 1.75;
  color: var(--text-main);
  background:
    linear-gradient(rgba(255, 255, 255, 0.03) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255, 255, 255, 0.03) 1px, transparent 1px),
    linear-gradient(135deg, #081226 0%, #0D1F3F 70%, #0A1932 100%);
  background-size: 48px 48px, 48px 48px, 100% 100%;
  background-attachment: fixed;
  -webkit-font-smoothing: antialiased;
}

a {
  color: inherit;
  text-decoration: none;
  transition: color 0.25s ease, border-color 0.25s ease, background 0.25s ease, box-shadow 0.25s ease, transform 0.25s ease;
}

a:hover,
a:focus {
  color: var(--brand-blue);
}

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

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

button {
  cursor: pointer;
  border: none;
  background: none;
  color: inherit;
}

:focus-visible {
  outline: 2px solid var(--brand-blue);
  outline-offset: 2px;
}

.container-custom {
  width: 100%;
  max-width: 1280px;
  margin: 0 auto;
  padding: 0 28px;
}

.app-wrap {
  display: flex;
  min-height: 100vh;
}

.sidebar {
  position: fixed;
  top: 0;
  left: 0;
  width: 200px;
  height: 100vh;
  background: var(--bg-sidebar);
  border-right: 1px solid rgba(255, 255, 255, 0.06);
  display: flex;
  flex-direction: column;
  padding: 28px 16px 20px;
  z-index: 100;
  overflow-y: auto;
}

.sidebar::before {
  content: "";
  position: absolute;
  inset: 0;
  pointer-events: none;
  background: radial-gradient(circle at 20% 10%, rgba(35, 121, 245, 0.08), transparent 40%);
}

.brand {
  display: flex;
  align-items: center;
  gap: 10px;
  position: relative;
  z-index: 1;
}

.brand-icon {
  width: 40px;
  height: 40px;
  border-radius: 10px;
  background: linear-gradient(135deg, var(--brand-blue), #1A5FD0);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 18px;
  font-weight: 800;
  color: #fff;
  box-shadow: 0 0 16px rgba(35, 121, 245, 0.4);
  letter-spacing: -0.03em;
  flex-shrink: 0;
}

.brand-text {
  display: flex;
  flex-direction: column;
  line-height: 1.2;
}

.brand-name {
  font-size: 20px;
  font-weight: 800;
  color: var(--text-main);
  letter-spacing: -0.01em;
}

.brand-sub {
  font-size: 11px;
  color: var(--text-weak);
  letter-spacing: 0.04em;
  margin-top: 2px;
}

.sidebar-nav {
  margin-top: 32px;
  display: flex;
  flex-direction: column;
  gap: 4px;
  position: relative;
  z-index: 1;
}

.nav-item {
  display: flex;
  align-items: center;
  gap: 10px;
  height: 46px;
  padding: 0 12px;
  border-radius: 6px;
  font-size: 14px;
  color: #8CA0C2;
  background: transparent;
  border-left: 3px solid transparent;
  transition: all 0.25s ease;
}

.nav-item .nav-icon {
  font-size: 16px;
  opacity: 0.85;
  width: 20px;
  text-align: center;
  flex-shrink: 0;
}

.nav-item:hover {
  background: rgba(255, 255, 255, 0.06);
  color: #ffffff;
}

.nav-item.active {
  background: rgba(35, 121, 245, 0.15);
  border-left-color: var(--brand-blue);
  color: #ffffff;
  font-weight: 600;
}

.sidebar-safe {
  margin-top: auto;
  padding: 16px 12px;
  background: rgba(255, 255, 255, 0.04);
  border: 1px solid rgba(255, 255, 255, 0.08);
  border-radius: 10px;
  position: relative;
  z-index: 1;
}

.safe-item {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 12px;
  color: var(--text-sub);
  margin-bottom: 10px;
}

.safe-item:last-child {
  margin-bottom: 0;
}

.safe-item .safe-icon {
  color: var(--teal);
  font-size: 14px;
}

.main-content {
  flex: 1;
  margin-left: 200px;
  min-width: 0;
  display: flex;
  flex-direction: column;
}

.topbar {
  display: none;
}

.mobile-header {
  display: none;
}

.hero-section {
  position: relative;
  padding: 64px 0 56px;
  overflow: hidden;
}

.hero-inner {
  display: grid;
  grid-template-columns: 1.05fr 0.95fr;
  gap: 48px;
  align-items: center;
}

.hero-badge {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  background: rgba(35, 121, 245, 0.15);
  border: 1px solid rgba(35, 121, 245, 0.3);
  border-radius: 40px;
  padding: 6px 16px;
  font-size: 13px;
  font-weight: 600;
  color: #B6D0FF;
  margin-bottom: 20px;
}

.hero-badge .dot {
  width: 7px;
  height: 7px;
  border-radius: 50%;
  background: var(--teal);
  box-shadow: 0 0 8px rgba(51, 230, 201, 0.6);
}

.hero-title {
  font-size: 42px;
  line-height: 1.2;
  font-weight: 700;
  color: var(--text-main);
  letter-spacing: -0.02em;
  margin: 0 0 18px;
}

.hero-title .grad {
  background: linear-gradient(135deg, #ffffff 20%, #2379F5 80%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.hero-desc {
  font-size: 17px;
  line-height: 1.75;
  color: var(--text-sub);
  max-width: 520px;
  margin: 0 0 28px;
}

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

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  height: 46px;
  padding: 0 28px;
  border-radius: var(--radius-btn);
  font-size: 15px;
  font-weight: 600;
  transition: all 0.25s ease;
  white-space: nowrap;
}

.btn-primary {
  background: linear-gradient(135deg, var(--brand-blue), #1A5FD0);
  color: #fff;
  box-shadow: 0 0 16px rgba(35, 121, 245, 0.4), 0 2px 8px rgba(0, 0, 0, 0.3);
}

.btn-primary:hover {
  box-shadow: 0 0 28px rgba(35, 121, 245, 0.6), 0 4px 16px rgba(0, 0, 0, 0.35);
  transform: translateY(-2px);
  color: #fff;
}

.btn-secondary {
  background: rgba(255, 255, 255, 0.08);
  color: var(--text-main);
  border: 1px solid rgba(255, 255, 255, 0.18);
  backdrop-filter: blur(12px);
}

.btn-secondary:hover {
  background: rgba(255, 255, 255, 0.14);
  border-color: rgba(255, 255, 255, 0.35);
  color: #ffffff;
  transform: translateY(-2px);
}

.hero-visual {
  position: relative;
  border-radius: 16px;
  overflow: hidden;
  box-shadow: var(--shadow-card);
  min-height: 340px;
  background: url('/assets/images/backpic/back-2.webp') center/cover no-repeat;
}

.hero-visual::after {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(135deg, rgba(8, 18, 38, 0.2), rgba(8, 18, 38, 0.75));
  pointer-events: none;
}

.hero-float {
  position: absolute;
  background: rgba(255, 255, 255, 0.1);
  backdrop-filter: blur(16px);
  border: 1px solid rgba(255, 255, 255, 0.16);
  border-radius: 12px;
  padding: 16px 20px;
  z-index: 2;
  box-shadow: 0 8px 32px rgba(0, 0, 0, 0.35);
}

.float-1 {
  top: 32px;
  left: 28px;
  display: flex;
  align-items: center;
  gap: 10px;
}

.float-1 .shield {
  width: 38px;
  height: 38px;
  border-radius: 10px;
  background: rgba(51, 230, 201, 0.15);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 18px;
  color: var(--teal);
}

.float-1 .label {
  font-size: 13px;
  color: var(--text-main);
  font-weight: 600;
}

.float-1 .sub-label {
  font-size: 11px;
  color: var(--text-sub);
}

.float-2 {
  bottom: 36px;
  right: 28px;
  text-align: right;
}

.float-2 .num {
  font-family: var(--font-num);
  font-size: 26px;
  font-weight: 700;
  color: var(--teal);
  letter-spacing: 0.02em;
}

.float-2 .desc {
  font-size: 12px;
  color: var(--text-sub);
}

.section {
  padding: 80px 0;
}

.section-head {
  margin-bottom: 44px;
  text-align: center;
}

.section-tag {
  display: inline-block;
  font-size: 12px;
  font-weight: 600;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--teal);
  background: rgba(51, 230, 201, 0.1);
  border: 1px solid rgba(51, 230, 201, 0.3);
  padding: 4px 12px;
  border-radius: 4px;
  margin-bottom: 12px;
}

.section-title {
  font-size: 30px;
  font-weight: 700;
  line-height: 1.3;
  margin: 0 0 12px;
  color: var(--text-main);
  letter-spacing: -0.01em;
}

.section-desc {
  font-size: 16px;
  color: var(--text-sub);
  max-width: 640px;
  margin: 0 auto;
  line-height: 1.8;
}

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

.feature-card {
  background: var(--card-bg);
  backdrop-filter: blur(16px);
  border: 1px solid var(--card-border);
  border-radius: var(--radius-card);
  padding: 28px 24px;
  box-shadow: var(--shadow-card);
  transition: all 0.25s ease;
  display: flex;
  flex-direction: column;
}

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

.feature-icon {
  width: 48px;
  height: 48px;
  border-radius: 12px;
  background: rgba(35, 121, 245, 0.15);
  border: 1px solid rgba(35, 121, 245, 0.25);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 22px;
  color: #6DA4FF;
  margin-bottom: 18px;
}

.feature-card h3 {
  font-size: 18px;
  font-weight: 600;
  margin: 0 0 10px;
  color: var(--text-main);
}

.feature-card p {
  font-size: 14.5px;
  color: var(--text-sub);
  line-height: 1.75;
  margin: 0;
  flex: 1;
}

.feature-link {
  display: inline-flex;
  align-items: center;
  gap: 4px;
  font-size: 13px;
  font-weight: 600;
  color: var(--brand-blue);
  margin-top: 16px;
}

.feature-link:hover {
  color: var(--teal);
}

.band-section {
  background: rgba(7, 13, 29, 0.7);
  border-top: 1px solid rgba(255, 255, 255, 0.06);
  border-bottom: 1px solid rgba(255, 255, 255, 0.06);
  padding: 72px 0;
}

.stats-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 24px;
}

.stat-item {
  text-align: center;
  padding: 28px 16px;
  background: rgba(255, 255, 255, 0.04);
  border: 1px solid rgba(255, 255, 255, 0.08);
  border-radius: var(--radius-card);
  transition: all 0.25s ease;
}

.stat-item:hover {
  background: rgba(255, 255, 255, 0.07);
  border-color: rgba(35, 121, 245, 0.4);
  transform: translateY(-3px);
}

.stat-num {
  font-family: var(--font-num);
  font-size: 34px;
  font-weight: 700;
  color: var(--teal);
  letter-spacing: 0.02em;
  line-height: 1.2;
}

.stat-label {
  font-size: 14px;
  color: var(--text-sub);
  margin-top: 8px;
}

.content-section {
  padding: 80px 0;
}

.content-cards {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 28px;
}

.content-card {
  background: var(--card-bg);
  backdrop-filter: blur(16px);
  border: 1px solid var(--card-border);
  border-radius: var(--radius-card);
  overflow: hidden;
  transition: all 0.25s ease;
  display: flex;
  flex-direction: column;
}

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

.content-card-img {
  height: 180px;
  overflow: hidden;
  position: relative;
}

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

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

.content-card-img::after {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(180deg, transparent 50%, rgba(8, 18, 38, 0.7));
}

.content-card-body {
  padding: 22px 22px 20px;
  display: flex;
  flex-direction: column;
  flex: 1;
}

.content-card-body h3 {
  font-size: 17px;
  font-weight: 600;
  color: var(--text-main);
  margin: 0 0 10px;
  line-height: 1.45;
}

.content-card-body p {
  font-size: 14px;
  color: var(--text-sub);
  line-height: 1.7;
  margin: 0 0 16px;
  flex: 1;
}

.card-meta {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-top: auto;
}

.badge {
  display: inline-block;
  font-size: 12px;
  padding: 3px 10px;
  border-radius: 4px;
  background: rgba(35, 121, 245, 0.2);
  border: 1px solid rgba(35, 121, 245, 0.35);
  color: #B6D0FF;
}

.badge-teal {
  background: rgba(51, 230, 201, 0.12);
  border-color: rgba(51, 230, 201, 0.3);
  color: var(--teal);
}

.card-link {
  font-size: 13px;
  font-weight: 600;
  color: var(--brand-blue);
  display: inline-flex;
  align-items: center;
  gap: 4px;
}

.card-link:hover {
  color: var(--teal);
}

.faq-section {
  padding: 80px 0;
}

.accordion-list {
  max-width: 820px;
  margin: 0 auto;
  display: flex;
  flex-direction: column;
  gap: 14px;
}

.accordion-item {
  background: var(--card-bg);
  backdrop-filter: blur(16px);
  border: 1px solid var(--card-border);
  border-radius: var(--radius-card);
  overflow: hidden;
  transition: all 0.25s ease;
}

.accordion-item:hover {
  border-color: rgba(35, 121, 245, 0.35);
}

.accordion-title {
  width: 100%;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  padding: 20px 24px;
  font-size: 16px;
  font-weight: 600;
  color: var(--text-main);
  text-align: left;
  background: transparent;
  transition: color 0.25s ease;
}

.accordion-title:hover {
  color: var(--brand-blue);
}

.accordion-icon {
  width: 24px;
  height: 24px;
  border-radius: 6px;
  background: rgba(35, 121, 245, 0.15);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 16px;
  color: var(--brand-blue);
  transition: transform 0.3s ease, background 0.3s ease;
  flex-shrink: 0;
}

.accordion-item.open .accordion-icon {
  transform: rotate(45deg);
  background: rgba(51, 230, 201, 0.15);
  color: var(--teal);
}

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

.accordion-item.open .accordion-content {
  max-height: 200px;
  padding: 0 24px 20px;
}

.accordion-content p {
  font-size: 14.5px;
  color: var(--text-sub);
  line-height: 1.8;
  margin: 0;
}

.cta-banner {
  border-radius: 16px;
  background: linear-gradient(135deg, #123B78, #0A1F45);
  border: 1px solid rgba(35, 121, 245, 0.45);
  box-shadow: 0 0 32px rgba(35, 121, 245, 0.12);
  padding: 56px 40px;
  text-align: center;
  position: relative;
  overflow: hidden;
}

.cta-banner::before {
  content: "";
  position: absolute;
  top: -40px;
  right: -40px;
  width: 180px;
  height: 180px;
  background: radial-gradient(circle, rgba(35, 121, 245, 0.2), transparent 70%);
  pointer-events: none;
}

.cta-banner::after {
  content: "";
  position: absolute;
  bottom: -60px;
  left: -30px;
  width: 200px;
  height: 200px;
  background: radial-gradient(circle, rgba(51, 230, 201, 0.1), transparent 70%);
  pointer-events: none;
}

.cta-banner h2 {
  font-size: 28px;
  font-weight: 700;
  color: #fff;
  margin: 0 0 12px;
  letter-spacing: -0.01em;
  position: relative;
  z-index: 1;
}

.cta-banner p {
  font-size: 15px;
  color: var(--text-sub);
  margin: 0 0 28px;
  position: relative;
  z-index: 1;
}

.cta-banner .btn {
  position: relative;
  z-index: 1;
}

.footer {
  background: #060C1A;
  border-top: 1px solid rgba(255, 255, 255, 0.08);
  padding: 56px 28px 24px;
  margin-top: auto;
}

.footer-main {
  max-width: 1280px;
  margin: 0 auto;
  display: grid;
  grid-template-columns: 1.5fr 1fr 1fr 1fr;
  gap: 40px;
  margin-bottom: 40px;
}

.footer-brand-desc {
  font-size: 14px;
  color: var(--text-sub);
  line-height: 1.8;
  max-width: 360px;
  margin: 0 0 20px;
}

.footer-col h4 {
  font-size: 15px;
  font-weight: 600;
  color: var(--text-main);
  margin: 0 0 16px;
}

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

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

.footer-col ul a {
  font-size: 14px;
  color: var(--text-sub);
  transition: color 0.25s ease;
}

.footer-col ul a:hover {
  color: var(--brand-blue);
}

.footer-bottom {
  max-width: 1280px;
  margin: 0 auto;
  padding-top: 24px;
  border-top: 1px solid rgba(255, 255, 255, 0.06);
  display: flex;
  justify-content: space-between;
  align-items: center;
  font-size: 13px;
  color: var(--text-weak);
  flex-wrap: wrap;
  gap: 12px;
}

.breadcrumb {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 13px;
  color: var(--text-weak);
  padding: 28px 0 8px;
}

.breadcrumb a {
  color: var(--text-weak);
  transition: color 0.25s ease;
}

.breadcrumb a:hover {
  color: var(--brand-blue);
}

.breadcrumb span {
  color: var(--text-main);
}

.breadcrumb .sep {
  color: var(--text-weak);
}

.hero-banner-image {
  width: 100%;
  border-radius: 16px;
  overflow: hidden;
  margin-top: 32px;
  position: relative;
  box-shadow: var(--shadow-card);
}

.hero-banner-image img {
  width: 100%;
  max-height: 320px;
  object-fit: cover;
}

.hero-banner-image::after {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(180deg, rgba(8, 18, 38, 0.15), rgba(8, 18, 38, 0.6));
  pointer-events: none;
}

.hero-banner-caption {
  position: absolute;
  bottom: 24px;
  left: 28px;
  z-index: 2;
  color: #fff;
  font-size: 15px;
  font-weight: 500;
  max-width: 480px;
  text-shadow: 0 2px 12px rgba(0, 0, 0, 0.5);
  display: flex;
  align-items: center;
  gap: 8px;
}

.hero-banner-caption::before {
  content: "";
  width: 32px;
  height: 2px;
  background: var(--teal);
  flex-shrink: 0;
}

.mobile-menu-overlay {
  display: none;
}

@media (max-width: 63.99em) {
  .sidebar {
    display: none;
  }

  .main-content {
    margin-left: 0;
  }

  .mobile-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    position: sticky;
    top: 0;
    z-index: 200;
    height: 60px;
    padding: 0 20px;
    background: rgba(7, 13, 29, 0.9);
    backdrop-filter: blur(20px);
    border-bottom: 1px solid rgba(255, 255, 255, 0.08);
  }

  .mobile-header .brand {
    margin: 0;
  }

  .mobile-header .brand-icon {
    width: 32px;
    height: 32px;
    font-size: 14px;
    border-radius: 8px;
  }

  .mobile-header .brand-name {
    font-size: 17px;
  }

  .hamburger {
    width: 42px;
    height: 42px;
    border-radius: 8px;
    background: rgba(255, 255, 255, 0.06);
    border: 1px solid rgba(255, 255, 255, 0.12);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 22px;
    color: var(--text-main);
    transition: all 0.25s ease;
  }

  .hamburger:hover {
    background: rgba(35, 121, 245, 0.2);
    border-color: var(--brand-blue);
  }

  .mobile-menu {
    position: fixed;
    top: 0;
    right: -100%;
    width: 300px;
    max-width: 85vw;
    height: 100vh;
    background: rgba(7, 13, 29, 0.98);
    backdrop-filter: blur(24px);
    z-index: 300;
    padding: 24px 20px;
    transition: right 0.25s ease;
    display: flex;
    flex-direction: column;
    border-left: 1px solid rgba(255, 255, 255, 0.08);
  }

  .mobile-menu.open {
    right: 0;
  }

  .mobile-menu-head {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 28px;
  }

  .mobile-menu-close {
    width: 40px;
    height: 40px;
    border-radius: 8px;
    background: rgba(255, 255, 255, 0.06);
    border: 1px solid rgba(255, 255, 255, 0.12);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 20px;
    color: var(--text-main);
  }

  .mobile-menu .sidebar-nav {
    margin-top: 0;
    flex: 1;
  }

  .mobile-menu .nav-item {
    height: 50px;
    font-size: 16px;
  }

  .mobile-menu .sidebar-safe {
    margin-top: 12px;
  }

  .mobile-menu-overlay.show {
    display: block;
    position: fixed;
    inset: 0;
    background: rgba(0, 0, 0, 0.5);
    z-index: 250;
    pointer-events: auto;
  }

  .hero-inner {
    grid-template-columns: 1fr;
    gap: 32px;
  }

  .hero-title {
    font-size: 34px;
  }

  .hero-visual {
    min-height: 280px;
  }

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

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

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

  .footer-main {
    grid-template-columns: repeat(2, 1fr);
    gap: 28px;
  }
}

@media (max-width: 39.99em) {
  .container-custom {
    padding: 0 18px;
  }

  .hero-section {
    padding: 40px 0 40px;
  }

  .hero-title {
    font-size: 28px;
    line-height: 1.25;
  }

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

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

  .hero-visual {
    min-height: 220px;
  }

  .float-1 {
    top: 20px;
    left: 16px;
    padding: 12px 14px;
  }

  .float-2 {
    bottom: 20px;
    right: 16px;
    padding: 12px 14px;
  }

  .section {
    padding: 56px 0;
  }

  .section-title {
    font-size: 24px;
  }

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

  .stats-grid {
    grid-template-columns: 1fr 1fr;
    gap: 14px;
  }

  .stat-num {
    font-size: 26px;
  }

  .content-cards {
    grid-template-columns: 1fr;
  }

  .cta-banner {
    padding: 40px 22px;
  }

  .cta-banner h2 {
    font-size: 22px;
  }

  .cta-banner p {
    font-size: 14px;
  }

  .cta-banner .btn {
    width: 100%;
  }

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

  .footer-bottom {
    flex-direction: column;
    align-items: flex-start;
  }

  .accordion-title {
    font-size: 15px;
    padding: 18px 18px;
  }

  .accordion-content {
    padding: 0 18px;
  }

  .accordion-item.open .accordion-content {
    padding: 0 18px 18px;
  }

  .hero-banner-caption {
    bottom: 16px;
    left: 18px;
    font-size: 13px;
  }
}