/* roulang page: index */
:root{
      --bg:#050A16;
      --bg-2:#081426;
      --bg-3:#121033;
      --panel:rgba(12,24,48,.62);
      --panel-strong:rgba(14,30,62,.78);
      --cyan:#18E6FF;
      --blue:#2F7DFF;
      --purple:#7B5CFF;
      --gold:#FFB84D;
      --text:#F5F9FF;
      --muted:#B8C6DD;
      --weak:#7D8CA5;
      --line:rgba(126,204,255,.18);
      --line-strong:rgba(24,230,255,.38);
      --radius-lg:28px;
      --radius-md:22px;
      --radius-sm:14px;
      --shadow:0 18px 60px rgba(0,0,0,.38), inset 0 1px 0 rgba(255,255,255,.06);
      --glow:0 0 32px rgba(24,230,255,.18);
      --gradient:linear-gradient(135deg,#18E6FF 0%,#2F7DFF 48%,#7B5CFF 100%);
      --gradient-soft:linear-gradient(135deg,rgba(24,230,255,.16),rgba(123,92,255,.13));
      --font:"PingFang SC","Microsoft YaHei","Noto Sans SC",system-ui,-apple-system,BlinkMacSystemFont,"Segoe UI",sans-serif;
    }
    *{box-sizing:border-box}
    html{scroll-behavior:smooth}
    body{
      margin:0;
      min-height:100vh;
      font-family:var(--font);
      color:var(--text);
      background:
        radial-gradient(circle at 18% 2%,rgba(24,230,255,.16),transparent 31%),
        radial-gradient(circle at 83% 8%,rgba(123,92,255,.18),transparent 30%),
        linear-gradient(180deg,#050A16 0%,#081426 46%,#050A16 100%);
      line-height:1.75;
      overflow-x:hidden;
    }
    body:before{
      content:"";
      position:fixed;
      inset:0;
      pointer-events:none;
      z-index:-2;
      background-image:
        linear-gradient(rgba(126,204,255,.055) 1px, transparent 1px),
        linear-gradient(90deg, rgba(126,204,255,.055) 1px, transparent 1px);
      background-size:56px 56px;
      mask-image:radial-gradient(circle at center,black 0%,transparent 78%);
    }
    body:after{
      content:"";
      position:fixed;
      inset:-20%;
      pointer-events:none;
      z-index:-1;
      background:
        linear-gradient(115deg,transparent 0 32%,rgba(24,230,255,.06) 32.5%,transparent 34% 62%,rgba(123,92,255,.05) 63%,transparent 65%),
        radial-gradient(circle at 50% 35%,rgba(47,125,255,.08),transparent 34%);
      transform:rotate(-4deg);
    }
    a{color:inherit;text-decoration:none;transition:.25s ease}
    img{max-width:100%;display:block}
    button,input,textarea,select{font-family:inherit}
    ::selection{background:rgba(24,230,255,.28);color:#fff}
    .container{max-width:1200px}
    .section{padding:96px 0;position:relative}
    .section-sm{padding:72px 0}
    .section-title{margin-bottom:42px}
    .eyebrow{
      display:inline-flex;
      align-items:center;
      gap:8px;
      padding:7px 12px;
      border:1px solid var(--line);
      border-radius:999px;
      background:rgba(24,230,255,.07);
      color:#BFF8FF;
      font-size:13px;
      font-weight:700;
      letter-spacing:.02em;
      box-shadow:inset 0 1px 0 rgba(255,255,255,.05);
    }
    .eyebrow:before{
      content:"";
      width:7px;height:7px;
      border-radius:50%;
      background:var(--cyan);
      box-shadow:0 0 16px rgba(24,230,255,.9);
    }
    h1,h2,h3,h4{color:var(--text);letter-spacing:-.04em}
    h1{font-size:clamp(38px,5.2vw,64px);line-height:1.12;font-weight:850;margin:18px 0 22px}
    h2{font-size:clamp(28px,3.4vw,42px);line-height:1.18;font-weight:800;margin:14px 0 12px}
    h3{font-size:clamp(21px,2vw,27px);font-weight:780;line-height:1.28}
    p{color:var(--muted);margin:0}
    .lead-text{font-size:18px;line-height:1.9;color:#C5D3EA;max-width:680px}
    .text-gradient{
      background:linear-gradient(90deg,#fff 0%,#BDF8FF 36%,#A99BFF 100%);
      -webkit-background-clip:text;
      background-clip:text;
      color:transparent;
    }
    .site-header{
      position:fixed;
      top:0;left:0;right:0;
      z-index:1000;
      background:rgba(5,12,28,.72);
      backdrop-filter:blur(18px);
      border-bottom:1px solid rgba(126,204,255,.16);
      transition:.25s ease;
    }
    .navbar{min-height:76px;padding:12px 0}
    .nav-shell{
      width:100%;
      display:grid;
      grid-template-columns:1fr auto 1fr;
      align-items:center;
      gap:22px;
    }
    .nav-group{display:flex;align-items:center;gap:14px}
    .nav-group.left{justify-content:flex-start}
    .nav-group.right{justify-content:flex-end}
    .brand-logo{
      display:flex;
      align-items:center;
      justify-content:center;
      gap:10px;
      min-width:250px;
      color:#fff;
      font-weight:850;
      letter-spacing:-.03em;
      white-space:nowrap;
    }
    .brand-mark{
      width:38px;height:38px;
      border-radius:50%;
      position:relative;
      background:radial-gradient(circle,rgba(24,230,255,.25),rgba(123,92,255,.08) 60%,rgba(5,10,22,.9));
      border:1px solid rgba(24,230,255,.44);
      box-shadow:0 0 28px rgba(24,230,255,.22);
    }
    .brand-mark:before,.brand-mark:after{
      content:"";
      position:absolute;
      inset:8px;
      border-radius:50%;
      border:1px solid rgba(255,255,255,.45);
    }
    .brand-mark:after{
      inset:15px;
      background:var(--cyan);
      border:0;
      box-shadow:0 0 14px var(--cyan);
    }
    .nav-link-custom{
      position:relative;
      padding:8px 10px;
      color:#C3D0E5;
      font-size:15px;
      font-weight:700;
      border-radius:999px;
    }
    .nav-link-custom:after{
      content:"";
      position:absolute;
      left:50%;bottom:2px;
      width:0;height:2px;
      border-radius:999px;
      background:var(--cyan);
      box-shadow:0 0 12px rgba(24,230,255,.9);
      transform:translateX(-50%);
      transition:.25s ease;
    }
    .nav-link-custom:hover,.nav-link-custom.active{color:var(--cyan)}
    .nav-link-custom:hover:after,.nav-link-custom.active:after{width:18px}
    .btn-glow,.btn-ghost{
      display:inline-flex;
      align-items:center;
      justify-content:center;
      gap:9px;
      border-radius:999px;
      padding:13px 22px;
      font-size:15px;
      font-weight:800;
      border:1px solid transparent;
      transition:.25s ease;
      cursor:pointer;
      white-space:nowrap;
    }
    .btn-glow{
      color:#fff;
      background:var(--gradient);
      box-shadow:0 0 26px rgba(24,230,255,.32);
    }
    .btn-glow:hover{
      color:#fff;
      transform:translateY(-2px);
      filter:brightness(1.08);
      box-shadow:0 0 38px rgba(24,230,255,.42);
    }
    .btn-ghost{
      color:#D8F8FF;
      background:rgba(12,24,48,.48);
      border-color:rgba(126,204,255,.24);
      backdrop-filter:blur(14px);
    }
    .btn-ghost:hover{
      color:#fff;
      background:rgba(24,230,255,.10);
      border-color:rgba(24,230,255,.46);
      transform:translateY(-2px);
    }
    .btn-glow:focus,.btn-ghost:focus,.nav-link-custom:focus,.form-control:focus,.form-select:focus{
      outline:0;
      box-shadow:0 0 0 4px rgba(24,230,255,.18),0 0 26px rgba(24,230,255,.22);
    }
    .mobile-brand{display:none}
    .menu-line{
      width:24px;height:16px;position:relative;display:inline-block;
    }
    .menu-line:before,.menu-line:after,.menu-line span{
      content:"";position:absolute;left:0;width:24px;height:2px;border-radius:999px;
      background:var(--cyan);box-shadow:0 0 12px rgba(24,230,255,.7);
      transition:.25s ease;
    }
    .menu-line:before{top:0}.menu-line span{top:7px}.menu-line:after{bottom:0}
    .navbar-toggler{border:1px solid rgba(126,204,255,.24);border-radius:14px;padding:10px;background:rgba(12,24,48,.66)}
    .navbar-toggler:focus{box-shadow:0 0 0 4px rgba(24,230,255,.16)}
    .hero{
      min-height:780px;
      padding:150px 0 76px;
      position:relative;
      overflow:hidden;
      background:
        linear-gradient(90deg,rgba(5,10,22,.94),rgba(5,10,22,.72) 48%,rgba(5,10,22,.88)),
        url('/assets/images/backpic/back-1.webp') center/cover no-repeat;
    }
    .hero:before{
      content:"";
      position:absolute;inset:0;
      background:
        radial-gradient(circle at 23% 24%,rgba(24,230,255,.20),transparent 28%),
        radial-gradient(circle at 78% 22%,rgba(123,92,255,.22),transparent 30%),
        linear-gradient(135deg,transparent 0 45%,rgba(24,230,255,.10) 46%,transparent 48% 100%);
      pointer-events:none;
    }
    .hero:after{
      content:"";
      position:absolute;
      right:8%;top:18%;
      width:420px;height:420px;
      border:1px solid rgba(24,230,255,.22);
      border-radius:50%;
      box-shadow:inset 0 0 70px rgba(24,230,255,.08),0 0 80px rgba(123,92,255,.12);
      opacity:.8;
    }
    .hero-content{position:relative;z-index:2}
    .hero-actions{display:flex;gap:14px;flex-wrap:wrap;margin-top:32px}
    .trust-strip{
      margin-top:42px;
      display:grid;
      grid-template-columns:repeat(4,1fr);
      gap:12px;
    }
    .trust-item{
      padding:14px 16px;
      border:1px solid rgba(126,204,255,.16);
      border-radius:18px;
      background:rgba(12,24,48,.46);
      backdrop-filter:blur(14px);
      color:#D4E6FA;
      font-size:14px;
      font-weight:700;
    }
    .trust-item strong{display:block;color:var(--cyan);font-size:18px;margin-bottom:2px}
    .dash-card{
      position:relative;
      z-index:2;
      border:1px solid rgba(126,204,255,.22);
      border-radius:32px;
      background:linear-gradient(180deg,rgba(12,24,48,.78),rgba(8,16,35,.62));
      backdrop-filter:blur(18px);
      box-shadow:var(--shadow),0 0 60px rgba(24,230,255,.12);
      padding:24px;
      overflow:hidden;
    }
    .dash-card:before{
      content:"";
      position:absolute;inset:0;
      background:linear-gradient(135deg,rgba(24,230,255,.14),transparent 32%,rgba(123,92,255,.12));
      pointer-events:none;
    }
    .dash-top,.dash-row,.mini-card,.chart-panel{position:relative;z-index:2}
    .dash-top{display:flex;align-items:center;justify-content:space-between;margin-bottom:18px}
    .dash-title{font-weight:850;color:#fff}
    .live-dot{
      display:inline-flex;align-items:center;gap:7px;
      padding:6px 10px;
      border-radius:999px;
      background:rgba(24,230,255,.10);
      color:#BFF8FF;
      font-size:12px;font-weight:800;
      border:1px solid rgba(24,230,255,.22);
    }
    .live-dot:before{
      content:"";width:7px;height:7px;border-radius:50%;background:#31FFB3;box-shadow:0 0 12px #31FFB3;
    }
    .dash-grid{display:grid;grid-template-columns:1.05fr .95fr;gap:14px}
    .mini-card,.chart-panel,.dash-list{
      border:1px solid rgba(126,204,255,.15);
      border-radius:22px;
      background:rgba(5,12,28,.48);
      padding:18px;
    }
    .metric{font-size:34px;line-height:1;font-weight:900;color:#fff}
    .metric small{font-size:14px;color:var(--cyan)}
    .metric-label{color:var(--weak);font-size:13px;margin-top:8px}
    .bars{display:flex;align-items:end;gap:8px;height:118px;margin-top:12px}
    .bar{
      flex:1;border-radius:999px 999px 6px 6px;
      background:linear-gradient(180deg,var(--cyan),var(--blue) 54%,rgba(123,92,255,.75));
      box-shadow:0 0 18px rgba(24,230,255,.24);
      opacity:.86;
    }
    .dash-list{margin-top:14px}
    .battle-item{
      display:flex;align-items:center;justify-content:space-between;gap:12px;
      padding:12px 0;border-bottom:1px solid rgba(126,204,255,.10);
      color:#D6E6FA;font-size:14px;
    }
    .battle-item:last-child{border-bottom:0}
    .tag{
      display:inline-flex;align-items:center;
      padding:6px 10px;
      border:1px solid rgba(126,204,255,.18);
      border-radius:999px;
      background:rgba(24,230,255,.07);
      color:#CFFBFF;
      font-size:12px;font-weight:800;
    }
    .glass-card{
      position:relative;
      height:100%;
      border:1px solid var(--line);
      border-radius:var(--radius-lg);
      background:var(--panel);
      backdrop-filter:blur(18px);
      box-shadow:var(--shadow);
      overflow:hidden;
      transition:.25s ease;
    }
    .glass-card:before{
      content:"";
      position:absolute;left:24px;right:24px;top:0;height:1px;
      background:linear-gradient(90deg,transparent,var(--cyan),transparent);
      opacity:.55;
    }
    .glass-card:hover{
      transform:translateY(-4px);
      border-color:rgba(24,230,255,.38);
      box-shadow:var(--shadow),var(--glow);
    }
    .card-pad{padding:30px}
    .capability-layout{
      display:grid;
      grid-template-columns:320px 1fr;
      gap:28px;
      align-items:stretch;
    }
    .side-tabs{
      padding:26px;
      border-radius:var(--radius-lg);
      background:linear-gradient(180deg,rgba(18,16,51,.70),rgba(12,24,48,.58));
      border:1px solid var(--line);
      box-shadow:var(--shadow);
    }
    .tab-pill{
      display:flex;
      align-items:center;
      gap:12px;
      padding:15px 16px;
      border-radius:18px;
      color:#BFD0E8;
      font-weight:750;
      border:1px solid transparent;
      margin-bottom:12px;
      background:rgba(255,255,255,.025);
    }
    .tab-pill.active,.tab-pill:hover{
      color:#fff;
      border-color:rgba(24,230,255,.32);
      background:rgba(24,230,255,.10);
      box-shadow:0 0 22px rgba(24,230,255,.12);
    }
    .tab-index{
      width:28px;height:28px;border-radius:50%;
      display:grid;place-items:center;
      background:rgba(24,230,255,.10);
      color:var(--cyan);
      font-size:12px;
      border:1px solid rgba(24,230,255,.22);
    }
    .feature-matrix{
      display:grid;
      grid-template-columns:repeat(6,1fr);
      gap:18px;
    }
    .feature-card{min-height:220px}
    .feature-card.large{grid-column:span 3;min-height:270px}
    .feature-card.small{grid-column:span 2}
    .feature-icon{
      width:46px;height:46px;border-radius:16px;
      display:grid;place-items:center;
      color:#fff;font-weight:900;
      background:var(--gradient);
      box-shadow:0 0 22px rgba(24,230,255,.24);
      margin-bottom:18px;
    }
    .map-flow{
      position:relative;
      padding:36px;
      border:1px solid var(--line);
      border-radius:32px;
      background:
        linear-gradient(180deg,rgba(12,24,48,.62),rgba(5,10,22,.54)),
        url('/assets/images/backpic/back-2.webp') center/cover no-repeat;
      box-shadow:var(--shadow);
      overflow:hidden;
    }
    .map-flow:before{
      content:"";
      position:absolute;inset:0;
      background:
        linear-gradient(90deg,rgba(5,10,22,.90),rgba(5,10,22,.62)),
        radial-gradient(circle at 30% 35%,rgba(24,230,255,.18),transparent 28%);
      pointer-events:none;
    }
    .flow-line{
      position:absolute;left:9%;right:9%;top:50%;
      height:2px;background:linear-gradient(90deg,transparent,var(--cyan),var(--purple),transparent);
      box-shadow:0 0 22px rgba(24,230,255,.28);
      z-index:1;
    }
    .flow-grid{position:relative;z-index:2;display:grid;grid-template-columns:repeat(4,1fr);gap:18px}
    .flow-node{
      padding:24px;
      border-radius:24px;
      border:1px solid rgba(126,204,255,.18);
      background:rgba(5,12,28,.64);
      backdrop-filter:blur(14px);
      min-height:210px;
      transition:.25s ease;
    }
    .flow-node:hover{transform:translateY(-4px);border-color:var(--line-strong)}
    .node-num{
      width:42px;height:42px;border-radius:50%;
      display:grid;place-items:center;
      color:#fff;font-weight:900;
      background:radial-gradient(circle,var(--cyan),var(--blue));
      box-shadow:0 0 24px rgba(24,230,255,.32);
      margin-bottom:18px;
    }
    .case-card{
      display:grid;
      grid-template-columns:1fr 1fr;
      gap:0;
      overflow:hidden;
      border-radius:32px;
      border:1px solid var(--line);
      background:rgba(12,24,48,.62);
      box-shadow:var(--shadow);
      margin-bottom:26px;
    }
    .case-card:nth-child(even) .case-img{order:2}
    .case-img{position:relative;min-height:320px;overflow:hidden}
    .case-img img{width:100%;height:100%;object-fit:cover;filter:saturate(1.06) contrast(1.05)}
    .case-img:after{
      content:"";
      position:absolute;inset:0;
      background:linear-gradient(180deg,rgba(5,10,22,.12),rgba(5,10,22,.76));
    }
    .case-badge{
      position:absolute;left:20px;top:20px;z-index:2;
      padding:7px 12px;border-radius:999px;
      background:rgba(255,184,77,.14);
      color:#FFD596;
      border:1px solid rgba(255,184,77,.28);
      font-size:12px;font-weight:850;
    }
    .case-body{padding:34px}
    .case-points{display:grid;gap:12px;margin-top:22px}
    .point{
      display:flex;gap:10px;color:#C8D8ED;font-size:15px;
      padding:12px 14px;border-radius:16px;background:rgba(255,255,255,.035);
      border:1px solid rgba(126,204,255,.10);
    }
    .point:before{content:"✦";color:var(--cyan)}
    .plan-wrap{
      display:grid;
      grid-template-columns:.9fr 1.18fr .9fr;
      gap:22px;
      align-items:center;
    }
    .plan-card{
      padding:30px;
      border-radius:28px;
      border:1px solid var(--line);
      background:rgba(12,24,48,.60);
      box-shadow:var(--shadow);
      min-height:430px;
      transition:.25s ease;
    }
    .plan-card.featured{
      min-height:500px;
      border-color:rgba(24,230,255,.45);
      background:linear-gradient(180deg,rgba(24,230,255,.12),rgba(12,24,48,.72));
      box-shadow:var(--shadow),0 0 46px rgba(24,230,255,.18);
      position:relative;
      overflow:hidden;
    }
    .plan-card:hover{transform:translateY(-4px);border-color:rgba(24,230,255,.38)}
    .recommend{
      display:inline-flex;padding:6px 10px;border-radius:999px;
      background:rgba(255,184,77,.14);border:1px solid rgba(255,184,77,.28);
      color:#FFD596;font-size:12px;font-weight:900;margin-bottom:16px;
    }
    .plan-list{list-style:none;padding:0;margin:24px 0;display:grid;gap:12px}
    .plan-list li{color:#CAD9ED;display:flex;gap:10px}
    .plan-list li:before{content:"";width:8px;height:8px;border-radius:50%;background:var(--cyan);box-shadow:0 0 12px var(--cyan);margin-top:10px;flex:0 0 auto}
    .content-entry{
      border-radius:32px;
      border:1px solid var(--line);
      background:linear-gradient(135deg,rgba(18,16,51,.74),rgba(12,24,48,.58));
      box-shadow:var(--shadow);
      overflow:hidden;
      display:grid;
      grid-template-columns:1.1fr .9fr;
    }
    .entry-body{padding:38px}
    .entry-img{position:relative;min-height:310px}
    .entry-img img{width:100%;height:100%;object-fit:cover}
    .entry-img:after{content:"";position:absolute;inset:0;background:linear-gradient(90deg,rgba(5,10,22,.5),rgba(5,10,22,.18))}
    .data-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:18px}
    .data-card{
      padding:24px;
      border-radius:24px;
      border:1px solid var(--line);
      background:rgba(12,24,48,.55);
      box-shadow:var(--shadow);
    }
    .data-num{font-size:34px;font-weight:900;color:#fff;line-height:1}
    .data-num span{color:var(--cyan)}
    .accordion{display:grid;gap:14px}
    .accordion-item{
      background:rgba(12,24,48,.58)!important;
      border:1px solid rgba(126,204,255,.16)!important;
      border-radius:20px!important;
      overflow:hidden;
      box-shadow:inset 0 1px 0 rgba(255,255,255,.04);
    }
    .accordion-button{
      background:transparent!important;
      color:#F5F9FF!important;
      font-weight:800;
      padding:20px 22px;
      box-shadow:none!important;
    }
    .accordion-button:not(.collapsed){
      color:var(--cyan)!important;
      border-bottom:1px solid rgba(24,230,255,.14);
    }
    .accordion-button::after{filter:invert(1) brightness(2);opacity:.72}
    .accordion-body{color:#B8C6DD;padding:20px 22px 24px;line-height:1.85}
    .cta-panel{
      position:relative;
      overflow:hidden;
      border-radius:36px;
      border:1px solid rgba(24,230,255,.28);
      background:
        linear-gradient(135deg,rgba(24,230,255,.14),rgba(123,92,255,.12)),
        url('/assets/images/backpic/back-3.webp') center/cover no-repeat;
      box-shadow:var(--shadow),0 0 60px rgba(24,230,255,.12);
      padding:50px;
    }
    .cta-panel:before{
      content:"";
      position:absolute;inset:0;
      background:linear-gradient(90deg,rgba(5,10,22,.90),rgba(5,10,22,.68));
    }
    .cta-inner{position:relative;z-index:2;display:grid;grid-template-columns:1fr 360px;gap:34px;align-items:center}
    .consult-form{
      padding:24px;
      border-radius:26px;
      border:1px solid rgba(126,204,255,.18);
      background:rgba(5,12,28,.64);
      backdrop-filter:blur(16px);
    }
    .form-control,.form-select{
      color:#fff!important;
      background-color:rgba(255,255,255,.055)!important;
      border:1px solid rgba(126,204,255,.18)!important;
      border-radius:16px!important;
      padding:12px 14px;
    }
    .form-control::placeholder{color:#73839C}
    .form-select option{background:#081426;color:#fff}
    .site-footer{
      padding:64px 0 28px;
      background:#030814;
      border-top:1px solid rgba(24,230,255,.18);
      position:relative;
    }
    .site-footer:before{
      content:"";
      position:absolute;left:0;right:0;top:0;height:1px;
      background:linear-gradient(90deg,transparent,var(--cyan),var(--purple),transparent);
      opacity:.6;
    }
    .footer-brand{display:flex;align-items:center;gap:12px;font-size:20px;font-weight:900;color:#fff;margin-bottom:14px}
    .footer-title{font-weight:850;color:#fff;margin-bottom:14px}
    .footer-links{display:grid;gap:10px}
    .footer-links a,.footer-links span{color:#9DAEC8;font-size:14px}
    .footer-links a:hover{color:var(--cyan);transform:translateX(3px)}
    .compliance{
      margin-top:26px;
      padding:18px 20px;
      border-radius:20px;
      background:rgba(24,230,255,.055);
      border:1px solid rgba(126,204,255,.12);
      color:#93A5C0;
      font-size:13px;
    }
    .copyright{
      margin-top:28px;
      padding-top:22px;
      border-top:1px solid rgba(126,204,255,.10);
      color:#73839C;
      font-size:13px;
      display:flex;
      justify-content:space-between;
      gap:16px;
      flex-wrap:wrap;
    }
    @media (max-width:1199px){
      .brand-logo{min-width:220px;font-size:15px}
      .nav-group{gap:8px}
      .nav-link-custom{font-size:14px;padding:8px 7px}
      .btn-glow,.btn-ghost{padding:12px 18px}
      .capability-layout{grid-template-columns:280px 1fr}
    }
    @media (max-width:991px){
      .navbar{min-height:68px}
      .nav-shell{display:none}
      .mobile-brand{display:flex;align-items:center;gap:10px;color:#fff;font-weight:900}
      .navbar-collapse{
        margin-top:12px;
        padding:18px;
        border:1px solid rgba(126,204,255,.18);
        border-radius:22px;
        background:rgba(5,12,28,.92);
        backdrop-filter:blur(18px);
      }
      .mobile-menu{display:grid;gap:12px}
      .hero{padding-top:122px;min-height:auto}
      .dash-card{margin-top:38px}
      .trust-strip{grid-template-columns:repeat(2,1fr)}
      .capability-layout{grid-template-columns:1fr}
      .side-tabs{display:grid;grid-template-columns:repeat(2,1fr);gap:12px}
      .tab-pill{margin-bottom:0}
      .feature-card.large,.feature-card.small{grid-column:span 3}
      .flow-grid{grid-template-columns:repeat(2,1fr)}
      .flow-line{display:none}
      .case-card{grid-template-columns:1fr}
      .case-card:nth-child(even) .case-img{order:0}
      .plan-wrap{grid-template-columns:1fr}
      .plan-card,.plan-card.featured{min-height:auto}
      .content-entry{grid-template-columns:1fr}
      .entry-img{min-height:260px}
      .data-grid{grid-template-columns:repeat(2,1fr)}
      .cta-inner{grid-template-columns:1fr}
    }
    @media (max-width:767px){
      .section{padding:68px 0}
      .section-sm{padding:56px 0}
      .hero{padding:112px 0 58px}
      .lead-text{font-size:16px}
      .hero-actions{flex-direction:column}
      .hero-actions .btn-glow,.hero-actions .btn-ghost{width:100%}
      .trust-strip{grid-template-columns:1fr}
      .dash-grid{grid-template-columns:1fr}
      .side-tabs{grid-template-columns:1fr;padding:20px}
      .feature-matrix{grid-template-columns:1fr}
      .feature-card.large,.feature-card.small{grid-column:auto;min-height:auto}
      .flow-grid{grid-template-columns:1fr}
      .map-flow{padding:22px}
      .case-body{padding:24px}
      .case-img{min-height:230px}
      .data-grid{grid-template-columns:1fr}
      .cta-panel{padding:28px}
      .copyright{display:block}
    }
    @media (max-width:575px){
      .brand-mark{width:34px;height:34px}
      .mobile-brand{font-size:14px}
      .card-pad{padding:22px}
      .dash-card{padding:18px;border-radius:26px}
      .metric{font-size:28px}
      .btn-glow,.btn-ghost{padding:12px 17px;font-size:14px}
      .cta-panel{border-radius:28px}
      .consult-form{padding:18px}
    }

/* roulang page: category1 */
:root {
      --bg: #050A16;
      --bg-2: #081426;
      --bg-3: #121033;
      --cyan: #18E6FF;
      --blue: #2F7DFF;
      --purple: #7B5CFF;
      --gold: #FFB84D;
      --text: #F5F9FF;
      --muted: #B8C6DD;
      --weak: #7D8CA5;
      --border: rgba(126, 204, 255, .18);
      --border-strong: rgba(24, 230, 255, .38);
      --glass: rgba(12, 24, 48, .62);
      --glass-2: rgba(10, 18, 38, .78);
      --shadow: 0 18px 60px rgba(0, 0, 0, .38), inset 0 1px 0 rgba(255, 255, 255, .06);
      --glow: 0 0 32px rgba(24, 230, 255, .18);
      --radius-xl: 30px;
      --radius-lg: 24px;
      --radius-md: 18px;
      --radius-pill: 999px;
      --font: "PingFang SC", "Microsoft YaHei", "Noto Sans SC", system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
    }

    * {
      box-sizing: border-box;
    }

    html {
      scroll-behavior: smooth;
    }

    body {
      margin: 0;
      min-height: 100vh;
      font-family: var(--font);
      color: var(--text);
      line-height: 1.75;
      background:
        radial-gradient(circle at 12% 8%, rgba(24, 230, 255, .16), transparent 34%),
        radial-gradient(circle at 82% 14%, rgba(123, 92, 255, .18), transparent 32%),
        radial-gradient(circle at 55% 72%, rgba(47, 125, 255, .10), transparent 36%),
        linear-gradient(180deg, #050A16 0%, #081426 48%, #050A16 100%);
      overflow-x: hidden;
    }

    body::before {
      content: "";
      position: fixed;
      inset: 0;
      pointer-events: none;
      z-index: -2;
      opacity: .38;
      background-image:
        linear-gradient(rgba(24, 230, 255, .08) 1px, transparent 1px),
        linear-gradient(90deg, rgba(24, 230, 255, .08) 1px, transparent 1px);
      background-size: 52px 52px;
      mask-image: radial-gradient(circle at center, #000 0%, transparent 72%);
    }

    body::after {
      content: "";
      position: fixed;
      inset: 0;
      z-index: -1;
      pointer-events: none;
      background:
        linear-gradient(115deg, transparent 0%, transparent 42%, rgba(24, 230, 255, .09) 43%, transparent 45%, transparent 100%),
        linear-gradient(64deg, transparent 0%, transparent 66%, rgba(123, 92, 255, .08) 67%, transparent 69%, transparent 100%);
    }

    a {
      color: inherit;
      text-decoration: none;
      transition: color .25s ease, border-color .25s ease, background .25s ease, transform .25s ease, box-shadow .25s ease;
    }

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

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

    ::selection {
      background: rgba(24, 230, 255, .28);
      color: #fff;
    }

    .container {
      max-width: 1200px;
    }

    .site-header {
      position: fixed;
      top: 0;
      left: 0;
      right: 0;
      z-index: 1000;
      background: rgba(5, 12, 28, .74);
      border-bottom: 1px solid rgba(126, 204, 255, .14);
      backdrop-filter: blur(18px);
      box-shadow: 0 18px 44px rgba(0, 0, 0, .22);
    }

    .site-header .navbar {
      min-height: 76px;
      padding: 0;
    }

    .nav-shell {
      width: 100%;
      grid-template-columns: 1fr auto 1fr;
      align-items: center;
      gap: 28px;
    }

    .nav-group {
      display: flex;
      align-items: center;
      gap: 22px;
    }

    .nav-group.left {
      justify-content: flex-start;
    }

    .nav-group.right {
      justify-content: flex-end;
    }

    .brand-logo,
    .mobile-brand,
    .footer-brand {
      display: inline-flex;
      align-items: center;
      gap: 12px;
      font-weight: 850;
      color: var(--text);
      letter-spacing: -.02em;
      white-space: nowrap;
    }

    .brand-logo {
      padding: 10px 16px;
      border: 1px solid rgba(126, 204, 255, .16);
      border-radius: var(--radius-pill);
      background: rgba(8, 20, 38, .55);
      box-shadow: inset 0 1px 0 rgba(255, 255, 255, .05);
    }

    .mobile-brand {
      display: none;
      font-size: 16px;
    }

    .brand-mark {
      width: 30px;
      height: 30px;
      border-radius: 50%;
      position: relative;
      flex: 0 0 auto;
      background:
        radial-gradient(circle at 50% 50%, rgba(245, 249, 255, .9) 0 8%, transparent 9%),
        conic-gradient(from 120deg, var(--cyan), var(--blue), var(--purple), var(--cyan));
      box-shadow: 0 0 26px rgba(24, 230, 255, .34);
    }

    .brand-mark::before {
      content: "";
      position: absolute;
      inset: 5px;
      border-radius: 50%;
      background: #071225;
      border: 1px solid rgba(255, 255, 255, .16);
    }

    .brand-mark::after {
      content: "";
      position: absolute;
      left: 50%;
      top: -3px;
      width: 2px;
      height: 36px;
      transform: translateX(-50%) rotate(45deg);
      background: linear-gradient(180deg, transparent, rgba(24, 230, 255, .9), transparent);
    }

    .nav-link-custom {
      position: relative;
      display: inline-flex;
      align-items: center;
      min-height: 42px;
      color: #C9D7EC;
      font-size: 14px;
      font-weight: 700;
      letter-spacing: .01em;
    }

    .nav-link-custom::after {
      content: "";
      position: absolute;
      left: 50%;
      bottom: 3px;
      width: 0;
      height: 2px;
      border-radius: 99px;
      transform: translateX(-50%);
      background: linear-gradient(90deg, var(--cyan), var(--purple));
      box-shadow: 0 0 12px rgba(24, 230, 255, .55);
      transition: width .25s ease;
    }

    .nav-link-custom:hover,
    .nav-link-custom.active {
      color: var(--cyan);
    }

    .nav-link-custom:hover::after,
    .nav-link-custom.active::after {
      width: 24px;
    }

    .navbar-toggler {
      border: 1px solid rgba(126, 204, 255, .22);
      border-radius: 14px;
      width: 46px;
      height: 42px;
      padding: 0;
      background: rgba(12, 24, 48, .7);
      box-shadow: inset 0 1px 0 rgba(255, 255, 255, .05);
    }

    .navbar-toggler:focus {
      box-shadow: 0 0 0 4px rgba(24, 230, 255, .18);
    }

    .menu-line,
    .menu-line::before,
    .menu-line::after,
    .menu-line span {
      display: block;
      width: 20px;
      height: 2px;
      margin: 0 auto;
      border-radius: 99px;
      background: linear-gradient(90deg, var(--cyan), var(--purple));
      box-shadow: 0 0 10px rgba(24, 230, 255, .35);
    }

    .menu-line {
      position: relative;
      background: transparent;
    }

    .menu-line::before,
    .menu-line::after {
      content: "";
      position: absolute;
      left: 0;
      right: 0;
    }

    .menu-line::before {
      top: -7px;
    }

    .menu-line::after {
      bottom: -7px;
    }

    .mobile-menu {
      margin: 10px 0 18px;
      padding: 18px;
      border: 1px solid rgba(126, 204, 255, .18);
      border-radius: 22px;
      background: rgba(8, 18, 36, .92);
      backdrop-filter: blur(18px);
      box-shadow: var(--shadow);
      display: flex;
      flex-direction: column;
      gap: 8px;
    }

    .btn-glow,
    .btn-ghost,
    .btn-mini {
      display: inline-flex;
      align-items: center;
      justify-content: center;
      gap: 8px;
      border-radius: var(--radius-pill);
      font-weight: 800;
      line-height: 1.2;
      border: 1px solid transparent;
      cursor: pointer;
      transition: transform .25s ease, box-shadow .25s ease, background .25s ease, border-color .25s ease, color .25s ease;
    }

    .btn-glow {
      padding: 13px 22px;
      color: #fff;
      background: linear-gradient(135deg, var(--cyan) 0%, var(--blue) 48%, var(--purple) 100%);
      box-shadow: 0 0 26px rgba(24, 230, 255, .32), inset 0 1px 0 rgba(255, 255, 255, .2);
    }

    .btn-glow:hover {
      color: #fff;
      transform: translateY(-2px);
      box-shadow: 0 0 38px rgba(24, 230, 255, .46), 0 14px 34px rgba(47, 125, 255, .22);
      filter: brightness(1.05);
    }

    .btn-ghost {
      padding: 13px 22px;
      color: #D8F7FF;
      background: rgba(12, 24, 48, .54);
      border-color: rgba(126, 204, 255, .24);
      box-shadow: inset 0 1px 0 rgba(255, 255, 255, .05);
    }

    .btn-ghost:hover {
      color: var(--cyan);
      background: rgba(24, 230, 255, .10);
      border-color: rgba(24, 230, 255, .44);
      transform: translateY(-2px);
      box-shadow: var(--glow);
    }

    .btn-mini {
      padding: 9px 14px;
      color: var(--cyan);
      background: rgba(24, 230, 255, .08);
      border-color: rgba(24, 230, 255, .22);
      font-size: 13px;
    }

    .btn-mini:hover {
      color: #fff;
      background: rgba(24, 230, 255, .16);
      border-color: rgba(24, 230, 255, .48);
    }

    .btn-glow:focus-visible,
    .btn-ghost:focus-visible,
    .btn-mini:focus-visible,
    .nav-link-custom:focus-visible,
    .tag-pill:focus-visible,
    .footer-links a:focus-visible {
      outline: 0;
      box-shadow: 0 0 0 4px rgba(24, 230, 255, .18);
    }

    main {
      overflow: hidden;
    }

    .section {
      padding: 92px 0;
      position: relative;
    }

    .section-sm {
      padding: 72px 0;
    }

    .section-heading {
      margin-bottom: 34px;
    }

    .eyebrow {
      display: inline-flex;
      align-items: center;
      gap: 8px;
      margin-bottom: 16px;
      padding: 8px 12px;
      color: #BFF7FF;
      font-size: 13px;
      font-weight: 800;
      border: 1px solid rgba(24, 230, 255, .24);
      border-radius: var(--radius-pill);
      background: rgba(24, 230, 255, .08);
      box-shadow: inset 0 1px 0 rgba(255, 255, 255, .05);
    }

    .eyebrow::before {
      content: "";
      width: 8px;
      height: 8px;
      border-radius: 50%;
      background: var(--cyan);
      box-shadow: 0 0 14px rgba(24, 230, 255, .8);
    }

    h1,
    h2,
    h3,
    h4,
    p {
      margin-top: 0;
    }

    h1 {
      font-size: clamp(38px, 5vw, 54px);
      line-height: 1.12;
      font-weight: 900;
      letter-spacing: -.045em;
      margin-bottom: 18px;
    }

    h2 {
      font-size: clamp(28px, 3.5vw, 40px);
      line-height: 1.18;
      font-weight: 850;
      letter-spacing: -.035em;
      margin-bottom: 14px;
    }

    h3 {
      font-size: 23px;
      line-height: 1.35;
      font-weight: 820;
      letter-spacing: -.02em;
      margin-bottom: 10px;
    }

    p {
      color: var(--muted);
      margin-bottom: 0;
    }

    .text-gradient {
      background: linear-gradient(135deg, #fff 0%, #BFF7FF 34%, #9D8CFF 100%);
      -webkit-background-clip: text;
      background-clip: text;
      color: transparent;
    }

    .hero-subtitle,
    .section-subtitle {
      color: var(--muted);
      font-size: 17px;
      max-width: 760px;
    }

    .category-hero {
      min-height: 450px;
      display: flex;
      align-items: center;
      padding: 142px 0 74px;
      position: relative;
      isolation: isolate;
      background:
        linear-gradient(90deg, rgba(5, 10, 22, .92), rgba(5, 10, 22, .72) 48%, rgba(5, 10, 22, .88)),
        url("/assets/images/backpic/back-2.webp") center/cover no-repeat;
      border-bottom: 1px solid rgba(126, 204, 255, .14);
    }

    .category-hero::before {
      content: "";
      position: absolute;
      inset: 0;
      z-index: -1;
      background:
        radial-gradient(circle at 22% 28%, rgba(24, 230, 255, .22), transparent 31%),
        radial-gradient(circle at 74% 30%, rgba(123, 92, 255, .24), transparent 30%),
        linear-gradient(135deg, transparent 0 45%, rgba(24, 230, 255, .08) 46%, transparent 48% 100%);
    }

    .category-hero::after {
      content: "";
      position: absolute;
      right: 7%;
      bottom: -54px;
      width: 320px;
      height: 320px;
      border: 1px solid rgba(24, 230, 255, .18);
      border-radius: 50%;
      background:
        radial-gradient(circle, transparent 44%, rgba(24, 230, 255, .08) 45%, transparent 47%),
        conic-gradient(from 90deg, rgba(24, 230, 255, .28), transparent 22%, rgba(123, 92, 255, .22), transparent 54%, rgba(24, 230, 255, .2), transparent 100%);
      filter: blur(.1px);
      opacity: .75;
      pointer-events: none;
    }

    .breadcrumb-line {
      display: flex;
      align-items: center;
      flex-wrap: wrap;
      gap: 9px;
      color: var(--weak);
      font-size: 14px;
      margin-bottom: 16px;
    }

    .breadcrumb-line a {
      color: #D7F8FF;
      font-weight: 700;
    }

    .breadcrumb-line a:hover {
      color: var(--cyan);
    }

    .hero-actions {
      display: flex;
      flex-wrap: wrap;
      gap: 14px;
      margin-top: 28px;
    }

    .hero-panel {
      position: relative;
      padding: 24px;
      border: 1px solid rgba(126, 204, 255, .2);
      border-radius: var(--radius-xl);
      background: rgba(12, 24, 48, .58);
      backdrop-filter: blur(18px);
      box-shadow: var(--shadow);
      overflow: hidden;
    }

    .hero-panel::before {
      content: "";
      position: absolute;
      inset: -1px;
      background:
        radial-gradient(circle at 20% 0%, rgba(24, 230, 255, .16), transparent 38%),
        radial-gradient(circle at 100% 26%, rgba(123, 92, 255, .18), transparent 36%);
      pointer-events: none;
    }

    .radar-title {
      position: relative;
      display: flex;
      align-items: center;
      justify-content: space-between;
      margin-bottom: 18px;
      gap: 14px;
    }

    .radar-title strong {
      font-size: 18px;
    }

    .radar-title span {
      color: var(--gold);
      font-size: 12px;
      font-weight: 900;
      padding: 5px 9px;
      border-radius: 999px;
      background: rgba(255, 184, 77, .12);
      border: 1px solid rgba(255, 184, 77, .24);
    }

    .signal-grid {
      position: relative;
      display: grid;
      gap: 12px;
    }

    .signal-item {
      display: flex;
      justify-content: space-between;
      align-items: center;
      gap: 12px;
      padding: 14px 15px;
      border-radius: 18px;
      background: rgba(5, 10, 22, .42);
      border: 1px solid rgba(126, 204, 255, .12);
    }

    .signal-item b {
      display: block;
      color: var(--text);
      font-size: 14px;
    }

    .signal-item small {
      color: var(--weak);
    }

    .signal-meter {
      width: 98px;
      height: 8px;
      border-radius: 999px;
      background: rgba(126, 204, 255, .12);
      overflow: hidden;
    }

    .signal-meter i {
      display: block;
      height: 100%;
      border-radius: 999px;
      background: linear-gradient(90deg, var(--cyan), var(--purple));
      box-shadow: 0 0 12px rgba(24, 230, 255, .48);
    }

    .hero-tags {
      display: flex;
      flex-wrap: wrap;
      gap: 10px;
      margin-top: 22px;
    }

    .tag-pill {
      display: inline-flex;
      align-items: center;
      justify-content: center;
      min-height: 36px;
      padding: 8px 14px;
      border-radius: var(--radius-pill);
      border: 1px solid rgba(126, 204, 255, .18);
      background: rgba(12, 24, 48, .54);
      color: #D6E8FF;
      font-size: 13px;
      font-weight: 750;
      transition: all .25s ease;
    }

    .tag-pill:hover,
    .tag-pill.active {
      color: #fff;
      border-color: rgba(24, 230, 255, .42);
      background: linear-gradient(135deg, rgba(24, 230, 255, .22), rgba(123, 92, 255, .22));
      box-shadow: 0 0 24px rgba(24, 230, 255, .16);
      transform: translateY(-2px);
    }

    .filter-strip {
      margin-top: -34px;
      position: relative;
      z-index: 10;
    }

    .filter-card {
      padding: 18px;
      border-radius: var(--radius-lg);
      background: rgba(8, 18, 36, .86);
      border: 1px solid rgba(126, 204, 255, .18);
      box-shadow: var(--shadow);
      backdrop-filter: blur(18px);
    }

    .filter-scroll {
      display: flex;
      gap: 12px;
      overflow-x: auto;
      padding-bottom: 2px;
      scrollbar-width: thin;
      scrollbar-color: rgba(24, 230, 255, .5) rgba(126, 204, 255, .08);
    }

    .content-stage {
      position: relative;
    }

    .feature-card,
    .stream-card,
    .topic-card,
    .value-card,
    .consult-card,
    .faq-wrap {
      position: relative;
      border: 1px solid var(--border);
      border-radius: var(--radius-lg);
      background: var(--glass);
      backdrop-filter: blur(18px);
      box-shadow: var(--shadow);
      overflow: hidden;
      transition: transform .25s ease, border-color .25s ease, box-shadow .25s ease, background .25s ease;
    }

    .feature-card:hover,
    .stream-card:hover,
    .topic-card:hover,
    .value-card:hover,
    .consult-card:hover {
      transform: translateY(-4px);
      border-color: rgba(24, 230, 255, .36);
      box-shadow: var(--shadow), var(--glow);
    }

    .feature-card::before,
    .topic-card::before,
    .value-card::before,
    .consult-card::before {
      content: "";
      position: absolute;
      left: 24px;
      top: 0;
      width: 88px;
      height: 2px;
      background: linear-gradient(90deg, var(--cyan), transparent);
      box-shadow: 0 0 18px rgba(24, 230, 255, .55);
      opacity: .9;
    }

    .feature-image {
      position: relative;
      min-height: 288px;
      overflow: hidden;
    }

    .feature-image img,
    .topic-image img,
    .mini-image img {
      width: 100%;
      height: 100%;
      object-fit: cover;
      filter: saturate(1.08) contrast(1.03);
      transition: transform .35s ease;
    }

    .feature-card:hover .feature-image img,
    .topic-card:hover .topic-image img {
      transform: scale(1.04);
    }

    .feature-image::after,
    .topic-image::after,
    .mini-image::after {
      content: "";
      position: absolute;
      inset: 0;
      background:
        linear-gradient(180deg, rgba(5, 10, 22, .04), rgba(5, 10, 22, .82)),
        radial-gradient(circle at 18% 12%, rgba(24, 230, 255, .18), transparent 34%);
      pointer-events: none;
    }

    .feature-body {
      padding: 30px;
    }

    .meta-row {
      display: flex;
      align-items: center;
      flex-wrap: wrap;
      gap: 10px;
      margin-bottom: 14px;
    }

    .badge-tech {
      display: inline-flex;
      align-items: center;
      gap: 6px;
      padding: 7px 10px;
      border-radius: var(--radius-pill);
      color: #CFF9FF;
      font-size: 12px;
      font-weight: 850;
      background: rgba(24, 230, 255, .10);
      border: 1px solid rgba(24, 230, 255, .26);
    }

    .badge-tech.gold {
      color: #FFE3B4;
      background: rgba(255, 184, 77, .12);
      border-color: rgba(255, 184, 77, .24);
    }

    .meta-text {
      color: var(--weak);
      font-size: 13px;
      font-weight: 650;
    }

    .feature-body h2 {
      font-size: clamp(26px, 3vw, 36px);
    }

    .feature-list {
      display: grid;
      gap: 11px;
      margin: 20px 0 26px;
      padding: 0;
      list-style: none;
    }

    .feature-list li {
      display: flex;
      gap: 10px;
      color: #C7D5EA;
    }

    .feature-list li::before {
      content: "";
      width: 8px;
      height: 8px;
      margin-top: 10px;
      border-radius: 50%;
      flex: 0 0 auto;
      background: var(--cyan);
      box-shadow: 0 0 12px rgba(24, 230, 255, .72);
    }

    .stream-stack {
      display: grid;
      gap: 14px;
    }

    .stream-card {
      padding: 18px;
      border-radius: 22px;
      display: grid;
      grid-template-columns: auto 1fr;
      gap: 14px;
      align-items: start;
    }

    .stream-no {
      width: 38px;
      height: 38px;
      display: inline-flex;
      align-items: center;
      justify-content: center;
      border-radius: 14px;
      color: #fff;
      font-weight: 900;
      background: linear-gradient(135deg, rgba(24, 230, 255, .22), rgba(123, 92, 255, .22));
      border: 1px solid rgba(24, 230, 255, .22);
      box-shadow: inset 0 1px 0 rgba(255, 255, 255, .07);
    }

    .stream-card h3 {
      font-size: 17px;
      margin-bottom: 5px;
    }

    .stream-card h3 a:hover {
      color: var(--cyan);
    }

    .stream-card p {
      font-size: 14px;
      color: var(--weak);
      display: -webkit-box;
      -webkit-line-clamp: 2;
      -webkit-box-orient: vertical;
      overflow: hidden;
    }

    .topic-grid {
      display: grid;
      grid-template-columns: repeat(3, 1fr);
      gap: 22px;
    }

    .topic-card {
      min-height: 100%;
    }

    .topic-image {
      position: relative;
      height: 180px;
      overflow: hidden;
    }

    .topic-body {
      padding: 22px;
    }

    .topic-body h3 {
      font-size: 20px;
    }

    .topic-body h3 a:hover {
      color: var(--cyan);
    }

    .topic-body p {
      font-size: 15px;
      display: -webkit-box;
      -webkit-line-clamp: 3;
      -webkit-box-orient: vertical;
      overflow: hidden;
    }

    .keyword-row {
      display: flex;
      flex-wrap: wrap;
      gap: 8px;
      margin-top: 18px;
    }

    .keyword-chip {
      display: inline-flex;
      padding: 5px 9px;
      border-radius: 999px;
      color: #AAC6E9;
      font-size: 12px;
      background: rgba(126, 204, 255, .08);
      border: 1px solid rgba(126, 204, 255, .12);
    }

    .value-section {
      background:
        linear-gradient(180deg, rgba(8, 20, 38, .4), rgba(5, 10, 22, .05)),
        radial-gradient(circle at 18% 30%, rgba(24, 230, 255, .12), transparent 34%),
        radial-gradient(circle at 80% 60%, rgba(123, 92, 255, .13), transparent 32%);
    }

    .value-map {
      position: relative;
      display: grid;
      grid-template-columns: repeat(4, 1fr);
      gap: 18px;
    }

    .value-map::before {
      content: "";
      position: absolute;
      left: 8%;
      right: 8%;
      top: 44px;
      height: 1px;
      background: linear-gradient(90deg, transparent, rgba(24, 230, 255, .45), rgba(123, 92, 255, .42), transparent);
      z-index: 0;
    }

    .value-card {
      padding: 24px;
      min-height: 238px;
      z-index: 1;
    }

    .value-icon {
      width: 50px;
      height: 50px;
      display: inline-flex;
      align-items: center;
      justify-content: center;
      margin-bottom: 18px;
      border-radius: 18px;
      color: #fff;
      font-weight: 950;
      background: linear-gradient(135deg, rgba(24, 230, 255, .24), rgba(123, 92, 255, .26));
      border: 1px solid rgba(24, 230, 255, .22);
      box-shadow: 0 0 22px rgba(24, 230, 255, .14);
    }

    .value-card h3 {
      font-size: 19px;
    }

    .value-card p {
      font-size: 15px;
    }

    .insight-panel {
      padding: 30px;
      border-radius: var(--radius-xl);
      border: 1px solid rgba(126, 204, 255, .18);
      background:
        linear-gradient(135deg, rgba(12, 24, 48, .68), rgba(18, 16, 51, .58)),
        radial-gradient(circle at 72% 18%, rgba(24, 230, 255, .12), transparent 34%);
      box-shadow: var(--shadow);
      overflow: hidden;
      position: relative;
    }

    .insight-panel::after {
      content: "";
      position: absolute;
      right: -70px;
      top: -80px;
      width: 240px;
      height: 240px;
      border-radius: 50%;
      border: 1px solid rgba(24, 230, 255, .18);
      background: conic-gradient(from 0deg, rgba(24, 230, 255, .18), transparent, rgba(123, 92, 255, .18), transparent);
      opacity: .8;
    }

    .mini-list {
      display: grid;
      gap: 12px;
      margin-top: 22px;
    }

    .mini-item {
      display: grid;
      grid-template-columns: 112px 1fr;
      gap: 15px;
      align-items: center;
      padding: 12px;
      border-radius: 20px;
      background: rgba(5, 10, 22, .38);
      border: 1px solid rgba(126, 204, 255, .12);
    }

    .mini-image {
      position: relative;
      height: 78px;
      border-radius: 16px;
      overflow: hidden;
    }

    .mini-item strong {
      display: block;
      margin-bottom: 4px;
      color: var(--text);
      font-size: 15px;
      line-height: 1.45;
    }

    .mini-item span {
      color: var(--weak);
      font-size: 13px;
    }

    .consult-section {
      position: relative;
      background:
        linear-gradient(180deg, rgba(5, 10, 22, .05), rgba(8, 20, 38, .42)),
        radial-gradient(circle at 50% 50%, rgba(24, 230, 255, .11), transparent 42%);
    }

    .consult-card {
      padding: 36px;
    }

    .consult-points {
      display: grid;
      grid-template-columns: repeat(2, 1fr);
      gap: 12px;
      margin-top: 22px;
    }

    .consult-point {
      padding: 14px;
      border-radius: 18px;
      color: #D5E7FF;
      background: rgba(5, 10, 22, .36);
      border: 1px solid rgba(126, 204, 255, .12);
      font-size: 14px;
      font-weight: 700;
    }

    .form-box {
      padding: 28px;
      border-radius: var(--radius-lg);
      border: 1px solid rgba(126, 204, 255, .18);
      background: rgba(5, 10, 22, .42);
      box-shadow: inset 0 1px 0 rgba(255, 255, 255, .05);
    }

    .form-label {
      color: #DCEBFF;
      font-size: 14px;
      font-weight: 760;
      margin-bottom: 8px;
    }

    .form-control,
    .form-select {
      min-height: 48px;
      color: var(--text);
      border-radius: 16px;
      border: 1px solid rgba(126, 204, 255, .18);
      background-color: rgba(12, 24, 48, .62);
      box-shadow: none;
    }

    .form-control::placeholder {
      color: rgba(184, 198, 221, .55);
    }

    .form-control:focus,
    .form-select:focus {
      color: var(--text);
      background-color: rgba(12, 24, 48, .78);
      border-color: rgba(24, 230, 255, .48);
      box-shadow: 0 0 0 4px rgba(24, 230, 255, .13);
    }

    .form-select {
      --bs-form-select-bg-img: none;
      color: #DCEBFF;
    }

    textarea.form-control {
      min-height: 120px;
      resize: vertical;
    }

    .faq-wrap {
      padding: 12px;
    }

    .accordion {
      --bs-accordion-bg: transparent;
      --bs-accordion-border-color: transparent;
      --bs-accordion-btn-focus-box-shadow: none;
      --bs-accordion-active-bg: transparent;
      --bs-accordion-active-color: var(--cyan);
      --bs-accordion-color: var(--muted);
    }

    .accordion-item {
      margin-bottom: 12px;
      border: 1px solid rgba(126, 204, 255, .14) !important;
      border-radius: 18px !important;
      overflow: hidden;
      background: rgba(5, 10, 22, .38);
    }

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

    .accordion-button {
      color: var(--text);
      font-weight: 800;
      padding: 18px 20px;
      background: rgba(12, 24, 48, .38);
      box-shadow: none;
    }

    .accordion-button:not(.collapsed) {
      color: var(--cyan);
      background: rgba(24, 230, 255, .08);
      box-shadow: inset 0 -1px 0 rgba(24, 230, 255, .12);
    }

    .accordion-button::after {
      filter: invert(88%) sepia(70%) saturate(912%) hue-rotate(145deg) brightness(104%);
      opacity: .85;
    }

    .accordion-body {
      padding: 0 20px 20px;
      color: var(--muted);
      font-size: 15px;
    }

    .site-footer {
      padding: 70px 0 30px;
      background:
        linear-gradient(180deg, rgba(5, 10, 22, .35), rgba(3, 7, 16, .98)),
        radial-gradient(circle at 22% 0%, rgba(24, 230, 255, .10), transparent 34%);
      border-top: 1px solid rgba(126, 204, 255, .14);
    }

    .site-footer p {
      margin-top: 16px;
      max-width: 360px;
      color: #94A6C2;
      font-size: 14px;
    }

    .footer-title {
      margin-bottom: 14px;
      color: var(--text);
      font-size: 15px;
      font-weight: 850;
    }

    .footer-links {
      display: grid;
      gap: 9px;
    }

    .footer-links a,
    .footer-links span {
      color: #8FA3C0;
      font-size: 14px;
    }

    .footer-links a:hover {
      color: var(--cyan);
      transform: translateX(2px);
    }

    .compliance {
      margin-top: 34px;
      padding: 18px 20px;
      border-radius: 18px;
      color: #9FB1CC;
      font-size: 13px;
      background: rgba(12, 24, 48, .44);
      border: 1px solid rgba(126, 204, 255, .12);
    }

    .copyright {
      display: flex;
      justify-content: space-between;
      gap: 16px;
      flex-wrap: wrap;
      margin-top: 22px;
      padding-top: 22px;
      color: #7788A2;
      font-size: 13px;
      border-top: 1px solid rgba(126, 204, 255, .10);
    }

    @media (max-width: 1199.98px) {
      .nav-group {
        gap: 15px;
      }

      .brand-logo {
        padding: 9px 12px;
        font-size: 14px;
      }

      .nav-link-custom {
        font-size: 13px;
      }

      .btn-glow {
        padding: 12px 17px;
      }

      .topic-grid {
        gap: 18px;
      }
    }

    @media (max-width: 991.98px) {
      .site-header .navbar {
        min-height: 68px;
      }

      .mobile-brand {
        display: inline-flex;
      }

      .category-hero {
        padding-top: 118px;
        min-height: auto;
      }

      .hero-panel {
        margin-top: 30px;
      }

      .section {
        padding: 74px 0;
      }

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

      .value-map::before {
        display: none;
      }

      .consult-card {
        padding: 28px;
      }
    }

    @media (max-width: 767.98px) {
      body {
        line-height: 1.68;
      }

      .category-hero {
        padding: 108px 0 62px;
      }

      .category-hero::after {
        width: 220px;
        height: 220px;
        right: -60px;
        opacity: .45;
      }

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

      .filter-strip {
        margin-top: -24px;
      }

      .feature-body,
      .consult-card,
      .form-box,
      .insight-panel {
        padding: 22px;
      }

      .feature-image {
        min-height: 220px;
      }

      .topic-grid,
      .value-map,
      .consult-points {
        grid-template-columns: 1fr;
      }

      .mini-item {
        grid-template-columns: 92px 1fr;
      }

      .mini-image {
        height: 68px;
      }

      .copyright {
        flex-direction: column;
      }
    }

    @media (max-width: 575.98px) {
      .container {
        padding-left: 18px;
        padding-right: 18px;
      }

      .mobile-brand span:last-child {
        max-width: 220px;
        overflow: hidden;
        text-overflow: ellipsis;
      }

      h1 {
        font-size: 34px;
      }

      h2 {
        font-size: 27px;
      }

      .section {
        padding: 60px 0;
      }

      .section-sm {
        padding: 54px 0;
      }

      .hero-panel,
      .feature-card,
      .stream-card,
      .topic-card,
      .value-card,
      .consult-card,
      .faq-wrap {
        border-radius: 22px;
      }

      .signal-item {
        align-items: flex-start;
        flex-direction: column;
      }

      .signal-meter {
        width: 100%;
      }

      .topic-image {
        height: 168px;
      }
    }