/* roulang page: index */
:root{
      --bg:#08090F;
      --bg-2:#0D111E;
      --panel:rgba(15, 23, 42, .72);
      --panel-strong:rgba(13, 17, 30, .92);
      --glass:rgba(255,255,255,.075);
      --glass-2:rgba(0,82,255,.10);
      --primary:#0052FF;
      --primary-2:#00F0FF;
      --accent:#5EEBFF;
      --gold:#F8D66D;
      --green:#22C55E;
      --red:#FF4D6D;
      --text:#FFFFFF;
      --muted:#CBD5E1;
      --soft:#94A3B8;
      --line:rgba(148,163,184,.22);
      --line-bright:rgba(0,240,255,.42);
      --shadow:0 24px 80px rgba(0,0,0,.45);
      --shadow-blue:0 0 28px rgba(0,240,255,.25);
      --radius-xl:28px;
      --radius-lg:22px;
      --radius-md:16px;
      --radius-sm:12px;
      --container:1180px;
      --nav-h:78px;
      --font:Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Arial, "Helvetica Neue", sans-serif;
    }
    *{box-sizing:border-box}
    html{scroll-behavior:smooth}
    body{
      margin:0;
      font-family:var(--font);
      color:var(--text);
      line-height:1.62;
      background:
        radial-gradient(circle at 12% 8%, rgba(0,82,255,.28), transparent 32%),
        radial-gradient(circle at 88% 18%, rgba(0,240,255,.16), transparent 28%),
        linear-gradient(135deg, var(--bg) 0%, var(--bg-2) 52%, #070B16 100%);
      min-height:100vh;
      overflow-x:hidden;
    }
    body::before{
      content:"";
      position:fixed;
      inset:0;
      pointer-events:none;
      z-index:-2;
      background-image:
        linear-gradient(rgba(255,255,255,.045) 1px, transparent 1px),
        linear-gradient(90deg, rgba(255,255,255,.035) 1px, transparent 1px);
      background-size:48px 48px;
      mask-image:linear-gradient(to bottom, rgba(0,0,0,.92), rgba(0,0,0,.22));
    }
    body::after{
      content:"";
      position:fixed;
      inset:auto -15% -30% -15%;
      height:520px;
      z-index:-1;
      pointer-events:none;
      background:radial-gradient(circle, rgba(0,82,255,.24), transparent 65%);
      filter:blur(16px);
    }
    a{color:inherit;text-decoration:none;transition:color .2s ease, transform .2s ease, border-color .2s ease, background .2s ease}
    img{max-width:100%;display:block}
    button,input,select,textarea{font-family:inherit}
    button{cursor:pointer}
    ::selection{background:rgba(0,240,255,.35);color:#fff}
    :focus-visible{outline:3px solid rgba(0,240,255,.7);outline-offset:3px;border-radius:10px}
    .container{
      width:min(var(--container), calc(100% - 32px));
      margin-inline:auto;
    }
    .site-header{
      position:fixed;
      top:0;
      left:0;
      right:0;
      height:var(--nav-h);
      z-index:100;
      border-bottom:1px solid rgba(255,255,255,.09);
      background:rgba(8,9,15,.78);
      backdrop-filter:blur(18px);
      box-shadow:0 12px 40px rgba(0,0,0,.24);
    }
    .nav-wrap{
      height:var(--nav-h);
      display:flex;
      align-items:center;
      justify-content:space-between;
      gap:18px;
    }
    .brand{
      display:flex;
      align-items:center;
      min-width:220px;
      gap:12px;
      font-weight:900;
      letter-spacing:-.02em;
      color:#fff;
    }
    .brand-mark{
      width:44px;
      height:44px;
      display:grid;
      place-items:center;
      border:1px solid rgba(0,240,255,.42);
      border-radius:14px;
      background:linear-gradient(145deg, rgba(0,82,255,.95), rgba(0,240,255,.22));
      box-shadow:0 0 28px rgba(0,240,255,.22);
      flex:0 0 auto;
    }
    .brand-text{
      display:flex;
      flex-direction:column;
      line-height:1.12;
    }
    .brand-text strong{
      font-size:1rem;
      white-space:nowrap;
    }
    .brand-text span{
      color:var(--muted);
      font-size:.78rem;
      font-weight:700;
    }
    .primary-nav{
      display:flex;
      align-items:center;
      justify-content:center;
      gap:8px;
      padding:6px;
      border:1px solid rgba(255,255,255,.09);
      border-radius:999px;
      background:rgba(255,255,255,.045);
      max-width:100%;
    }
    .primary-nav a{
      padding:10px 14px;
      border-radius:999px;
      color:var(--muted);
      font-size:.92rem;
      font-weight:750;
      white-space:nowrap;
    }
    .primary-nav a:hover,
    .primary-nav a.active{
      color:#fff;
      background:linear-gradient(135deg, rgba(0,82,255,.68), rgba(0,240,255,.14));
      box-shadow:inset 0 0 0 1px rgba(0,240,255,.22);
    }
    .nav-actions{
      display:flex;
      align-items:center;
      gap:10px;
      flex:0 0 auto;
    }
    .login-link{
      padding:10px 8px;
      color:var(--muted);
      font-weight:800;
      font-size:.92rem;
    }
    .login-link:hover{color:#fff}
    .btn{
      display:inline-flex;
      align-items:center;
      justify-content:center;
      gap:9px;
      min-height:46px;
      padding:12px 18px;
      border:0;
      border-radius:999px;
      font-weight:900;
      letter-spacing:-.01em;
      color:#fff;
      position:relative;
      isolation:isolate;
      transition:transform .18s ease, box-shadow .18s ease, background .18s ease, opacity .18s ease;
      white-space:nowrap;
    }
    .btn:active{transform:translateY(1px) scale(.98)}
    .btn-primary{
      background:linear-gradient(135deg, var(--primary), var(--primary-2));
      color:#fff;
      box-shadow:0 0 24px rgba(0,240,255,.34), 0 12px 26px rgba(0,82,255,.24);
    }
    .btn-primary:hover{transform:translateY(-2px);box-shadow:0 0 34px rgba(0,240,255,.48), 0 16px 30px rgba(0,82,255,.34)}
    .btn-ghost{
      border:1px solid rgba(0,240,255,.32);
      background:rgba(255,255,255,.055);
      color:#E2F8FF;
      box-shadow:inset 0 0 0 1px rgba(255,255,255,.04);
    }
    .btn-ghost:hover{background:rgba(0,240,255,.12);border-color:rgba(0,240,255,.55);transform:translateY(-2px)}
    .btn-gold{
      background:linear-gradient(135deg, #AA7A1B, var(--gold));
      color:#10131d;
      box-shadow:0 0 24px rgba(248,214,109,.28);
    }
    .btn-gold:hover{transform:translateY(-2px);box-shadow:0 0 34px rgba(248,214,109,.42)}
    .hero{
      min-height:760px;
      padding:calc(var(--nav-h) + 64px) 0 70px;
      display:flex;
      align-items:center;
      position:relative;
      text-align:center;
      overflow:hidden;
      background:
        linear-gradient(180deg, rgba(8,9,15,.52), rgba(8,9,15,.94)),
        linear-gradient(90deg, rgba(8,9,15,.9), rgba(13,17,30,.25), rgba(8,9,15,.88)),
        url('/assets/images/backpic/back-2.jpg') center/cover no-repeat;
    }
    .hero::before{
      content:"";
      position:absolute;
      inset:0;
      background:
        radial-gradient(circle at 50% 42%, rgba(0,240,255,.18), transparent 38%),
        linear-gradient(90deg, transparent, rgba(0,82,255,.18), transparent);
      pointer-events:none;
    }
    .hero-content{
      position:relative;
      z-index:1;
      max-width:1040px;
      margin-inline:auto;
    }
    .eyebrow{
      display:inline-flex;
      align-items:center;
      gap:9px;
      padding:9px 14px;
      border-radius:999px;
      border:1px solid rgba(0,240,255,.34);
      background:rgba(0,0,0,.38);
      color:#DDFBFF;
      font-size:.88rem;
      font-weight:850;
      box-shadow:0 0 22px rgba(0,240,255,.16);
      margin-bottom:22px;
    }
    .eyebrow i{color:var(--primary-2)}
    h1{
      margin:0 auto 20px;
      max-width:980px;
      font-size:clamp(2.45rem, 6.3vw, 5.85rem);
      line-height:.96;
      letter-spacing:-.075em;
      font-weight:950;
      text-wrap:balance;
    }
    .text-gradient{
      background:linear-gradient(90deg, #FFFFFF 0%, #CFFBFF 42%, #6DEEFF 62%, #F8D66D 100%);
      -webkit-background-clip:text;
      background-clip:text;
      color:transparent;
    }
    .hero-lead{
      max-width:870px;
      margin:0 auto 28px;
      color:#E1E9F5;
      font-size:clamp(1rem, 2.2vw, 1.18rem);
      line-height:1.68;
    }
    .lead-form{
      width:min(920px, 100%);
      margin:0 auto 22px;
      padding:12px;
      display:grid;
      grid-template-columns:1.1fr .9fr auto;
      gap:10px;
      border:1px solid rgba(0,240,255,.30);
      border-radius:24px;
      background:rgba(8,12,24,.72);
      backdrop-filter:blur(18px);
      box-shadow:0 26px 70px rgba(0,0,0,.35), 0 0 42px rgba(0,240,255,.14);
    }
    .lead-input{
      min-height:52px;
      border:1px solid rgba(255,255,255,.1);
      border-radius:18px;
      background:rgba(255,255,255,.07);
      color:#fff;
      padding:0 16px;
      box-shadow:none;
      margin:0;
      font-weight:750;
    }
    .lead-input::placeholder{color:#AFC2D6}
    .lead-input:focus{
      background:rgba(255,255,255,.1);
      border-color:rgba(0,240,255,.6);
      box-shadow:0 0 0 4px rgba(0,240,255,.12);
    }
    .hero-proof{
      display:flex;
      justify-content:center;
      flex-wrap:wrap;
      gap:12px;
      margin-top:18px;
    }
    .proof-pill{
      display:inline-flex;
      align-items:center;
      gap:8px;
      padding:9px 12px;
      border-radius:999px;
      border:1px solid rgba(255,255,255,.12);
      background:rgba(255,255,255,.06);
      color:#D8E5F4;
      font-size:.9rem;
      font-weight:750;
    }
    .proof-pill i{color:var(--primary-2)}
    main{position:relative}
    section{
      padding:84px 0;
      position:relative;
    }
    .section-kicker{
      display:inline-flex;
      align-items:center;
      gap:8px;
      color:var(--primary-2);
      font-weight:900;
      font-size:.86rem;
      letter-spacing:.02em;
      margin-bottom:10px;
    }
    .section-title{
      margin:0 0 14px;
      font-size:clamp(1.75rem, 3vw, 3rem);
      line-height:1.08;
      font-weight:950;
      letter-spacing:-.045em;
      text-wrap:balance;
    }
    .section-desc{
      margin:0;
      color:var(--muted);
      max-width:770px;
      font-size:1.02rem;
    }
    .split-head{
      display:grid;
      grid-template-columns:minmax(0, .92fr) minmax(260px, .55fr);
      gap:32px;
      align-items:end;
      margin-bottom:34px;
    }
    .glass-panel{
      border:1px solid rgba(255,255,255,.10);
      background:linear-gradient(145deg, rgba(255,255,255,.075), rgba(0,82,255,.06));
      border-radius:var(--radius-xl);
      box-shadow:var(--shadow);
      backdrop-filter:blur(16px);
    }
    .kpi-grid{
      display:grid;
      grid-template-columns:1.05fr .95fr;
      gap:22px;
      align-items:stretch;
    }
    .kpi-story{
      padding:34px;
      overflow:hidden;
      position:relative;
    }
    .kpi-story::after{
      content:"";
      position:absolute;
      right:-80px;
      bottom:-100px;
      width:260px;
      height:260px;
      border-radius:50%;
      background:radial-gradient(circle, rgba(0,240,255,.22), transparent 68%);
    }
    .kpi-list{
      margin:26px 0 0;
      display:grid;
      gap:14px;
    }
    .check-item{
      display:flex;
      gap:12px;
      color:#EAF2FF;
      align-items:flex-start;
    }
    .check-item i{
      width:25px;
      height:25px;
      flex:0 0 auto;
      border-radius:9px;
      display:grid;
      place-items:center;
      color:#061022;
      background:linear-gradient(135deg, var(--primary-2), #B9FFF9);
      margin-top:2px;
    }
    .kpi-numbers{
      display:grid;
      grid-template-columns:repeat(2, minmax(0, 1fr));
      gap:16px;
    }
    .number-tile{
      padding:26px;
      min-height:160px;
      display:flex;
      flex-direction:column;
      justify-content:space-between;
      border-radius:var(--radius-lg);
      border:1px solid rgba(0,240,255,.18);
      background:rgba(255,255,255,.055);
      transition:transform .2s ease, border-color .2s ease, box-shadow .2s ease;
    }
    .number-tile:hover{
      transform:translateY(-5px);
      border-color:rgba(0,240,255,.48);
      box-shadow:var(--shadow-blue);
    }
    .number-tile b{
      font-size:clamp(1.75rem, 4vw, 2.65rem);
      line-height:1;
      color:#fff;
      letter-spacing:-.04em;
    }
    .number-tile span{color:var(--muted);font-weight:750}
    .news-section{padding-top:70px}
    .news-layout{
      display:grid;
      grid-template-columns:minmax(0, 1.35fr) minmax(300px, .65fr);
      gap:24px;
      margin-top:30px;
    }
    .news-list{
      overflow:hidden;
      border-radius:var(--radius-xl);
      border:1px solid rgba(255,255,255,.1);
      background:rgba(255,255,255,.055);
    }
    .news-item{
      display:grid;
      grid-template-columns:auto 1fr auto;
      gap:16px;
      align-items:center;
      padding:18px 20px;
      border-bottom:1px solid rgba(255,255,255,.08);
    }
    .news-item:last-child{border-bottom:0}
    .news-index{
      width:34px;
      height:34px;
      border-radius:12px;
      display:grid;
      place-items:center;
      color:#07101E;
      font-weight:950;
      background:linear-gradient(135deg, var(--primary-2), #fff);
    }
    .news-item h3{
      margin:0 0 4px;
      font-size:1.05rem;
      line-height:1.35;
      font-weight:900;
    }
    .news-item p{
      margin:0;
      color:var(--muted);
      font-size:.92rem;
    }
    .news-meta{
      display:flex;
      flex-direction:column;
      gap:6px;
      align-items:flex-end;
      color:var(--soft);
      font-size:.82rem;
      min-width:112px;
    }
    .news-item:hover{
      background:rgba(0,240,255,.065);
    }
    .news-aside{
      padding:26px;
    }
    .aside-badge{
      display:inline-flex;
      align-items:center;
      gap:8px;
      color:#07101E;
      background:linear-gradient(135deg, var(--gold), #FFF3B0);
      border-radius:999px;
      padding:8px 12px;
      font-weight:950;
      font-size:.82rem;
      margin-bottom:16px;
    }
    .aside-list{
      margin:18px 0 0;
      padding:0;
      list-style:none;
      display:grid;
      gap:12px;
    }
    .aside-list li{
      display:flex;
      gap:10px;
      color:#E8F4FF;
      align-items:flex-start;
    }
    .aside-list i{color:var(--green);margin-top:5px}
    .empty-news{
      padding:24px;
      color:var(--muted);
      font-weight:800;
    }
    .service-band{
      border-top:1px solid rgba(255,255,255,.08);
      border-bottom:1px solid rgba(255,255,255,.08);
      background:linear-gradient(180deg, rgba(0,82,255,.075), rgba(255,255,255,.025));
    }
    .service-grid{
      display:grid;
      grid-template-columns:repeat(3, minmax(0, 1fr));
      gap:18px;
      margin-top:34px;
    }
    .feature-card{
      padding:26px;
      border-radius:var(--radius-lg);
      border:1px solid rgba(255,255,255,.1);
      background:linear-gradient(145deg, rgba(255,255,255,.075), rgba(255,255,255,.035));
      transition:transform .2s ease, border-color .2s ease, box-shadow .2s ease;
      min-height:252px;
      display:flex;
      flex-direction:column;
      justify-content:space-between;
    }
    .feature-card:hover{
      transform:translateY(-6px);
      border-color:rgba(0,240,255,.42);
      box-shadow:0 18px 42px rgba(0,0,0,.28), var(--shadow-blue);
    }
    .icon-box{
      width:52px;
      height:52px;
      display:grid;
      place-items:center;
      border-radius:17px;
      color:#fff;
      background:linear-gradient(135deg, rgba(0,82,255,.95), rgba(0,240,255,.24));
      border:1px solid rgba(0,240,255,.26);
      box-shadow:0 0 22px rgba(0,240,255,.16);
      margin-bottom:20px;
      font-size:1.25rem;
    }
    .feature-card h3{
      margin:0 0 10px;
      font-size:1.25rem;
      line-height:1.25;
      font-weight:950;
    }
    .feature-card p{margin:0;color:var(--muted)}
    .tag-row{
      display:flex;
      flex-wrap:wrap;
      gap:8px;
      margin-top:20px;
    }
    .tag{
      display:inline-flex;
      align-items:center;
      gap:6px;
      padding:7px 10px;
      border-radius:999px;
      border:1px solid rgba(255,255,255,.1);
      background:rgba(255,255,255,.055);
      color:#D7E7F8;
      font-size:.82rem;
      font-weight:800;
    }
    .topics-grid{
      display:grid;
      grid-template-columns:1fr 1fr;
      gap:22px;
      margin-top:34px;
    }
    .topic-card{
      overflow:hidden;
      position:relative;
      min-height:360px;
      border-radius:var(--radius-xl);
      border:1px solid rgba(255,255,255,.11);
      background:#0b1220;
      box-shadow:var(--shadow);
    }
    .topic-card img{
      width:100%;
      height:100%;
      min-height:360px;
      object-fit:cover;
      opacity:.64;
      transition:transform .45s ease, opacity .25s ease;
    }
    .topic-card:hover img{transform:scale(1.06);opacity:.78}
    .topic-content{
      position:absolute;
      inset:auto 0 0;
      padding:28px;
      background:linear-gradient(180deg, transparent, rgba(8,9,15,.95) 28%, rgba(8,9,15,.98));
    }
    .topic-content h3{
      margin:0 0 9px;
      font-size:1.45rem;
      font-weight:950;
      letter-spacing:-.025em;
    }
    .topic-content p{margin:0 0 18px;color:#DDE7F5}
    .topic-link{
      display:inline-flex;
      align-items:center;
      gap:8px;
      color:var(--primary-2);
      font-weight:900;
    }
    .topic-link:hover{gap:12px;color:#fff}
    .promo-layout{
      display:grid;
      grid-template-columns:minmax(0, .9fr) minmax(0, 1.1fr);
      gap:28px;
      align-items:center;
      margin-top:28px;
    }
    .promo-visual{
      position:relative;
      border-radius:var(--radius-xl);
      overflow:hidden;
      min-height:460px;
      border:1px solid rgba(0,240,255,.18);
      box-shadow:var(--shadow);
      background:#0c1221;
    }
    .promo-visual img{
      width:100%;
      height:460px;
      object-fit:cover;
      opacity:.72;
    }
    .promo-stamp{
      position:absolute;
      left:24px;
      bottom:24px;
      right:24px;
      padding:20px;
      border-radius:22px;
      background:rgba(8,9,15,.72);
      backdrop-filter:blur(16px);
      border:1px solid rgba(0,240,255,.26);
    }
    .promo-stamp strong{
      display:block;
      font-size:1.55rem;
      line-height:1.1;
      letter-spacing:-.035em;
    }
    .promo-stamp span{color:var(--muted)}
    .article-copy{
      color:var(--muted);
      font-size:1.02rem;
    }
    .article-copy h2{
      color:#fff;
      margin:0 0 14px;
      font-size:clamp(1.5rem, 2.4vw, 2.25rem);
      line-height:1.15;
      font-weight:950;
      letter-spacing:-.035em;
    }
    .article-copy h3{
      color:#EAFBFF;
      margin:24px 0 8px;
      font-size:1.18rem;
      font-weight:950;
    }
    .article-copy p{margin:0 0 16px}
    .article-copy .mini-divider{
      height:1px;
      width:100%;
      background:linear-gradient(90deg, rgba(0,240,255,.55), transparent);
      margin:24px 0;
    }
    .steps-wrap{
      display:grid;
      grid-template-columns:minmax(0, .7fr) minmax(0, 1.3fr);
      gap:26px;
      align-items:start;
      margin-top:34px;
    }
    .steps-intro{
      position:sticky;
      top:calc(var(--nav-h) + 24px);
      padding:28px;
    }
    .step-list{
      display:grid;
      gap:16px;
      counter-reset:step;
    }
    .step-card{
      counter-increment:step;
      display:grid;
      grid-template-columns:62px 1fr;
      gap:18px;
      padding:22px;
      border-radius:var(--radius-lg);
      border:1px solid rgba(255,255,255,.1);
      background:rgba(255,255,255,.055);
      transition:transform .2s ease, border-color .2s ease;
    }
    .step-card:hover{
      transform:translateX(6px);
      border-color:rgba(0,240,255,.36);
      background:rgba(0,240,255,.07);
    }
    .step-card::before{
      content:counter(step, decimal-leading-zero);
      width:56px;
      height:56px;
      border-radius:18px;
      display:grid;
      place-items:center;
      color:#fff;
      font-weight:950;
      background:linear-gradient(135deg, var(--primary), var(--primary-2));
      box-shadow:0 0 22px rgba(0,240,255,.22);
    }
    .step-card h3{margin:0 0 6px;font-size:1.12rem;font-weight:950}
    .step-card p{margin:0;color:var(--muted)}
    .member-section{
      background:
        radial-gradient(circle at 22% 18%, rgba(0,82,255,.20), transparent 30%),
        radial-gradient(circle at 82% 45%, rgba(0,240,255,.10), transparent 28%);
    }
    .level-row{
      display:grid;
      grid-template-columns:repeat(4, minmax(0, 1fr));
      gap:14px;
      margin:32px 0 24px;
    }
    .level-card{
      padding:20px;
      border-radius:20px;
      border:1px solid rgba(255,255,255,.1);
      background:rgba(255,255,255,.055);
      min-height:148px;
    }
    .level-card b{
      display:block;
      margin-bottom:8px;
      font-size:1.05rem;
      color:#fff;
    }
    .level-card span{color:var(--muted);font-size:.92rem}
    .level-meter{
      height:8px;
      margin-top:18px;
      overflow:hidden;
      border-radius:999px;
      background:rgba(255,255,255,.09);
    }
    .level-meter i{
      display:block;
      height:100%;
      border-radius:999px;
      background:linear-gradient(90deg, var(--primary), var(--primary-2), var(--gold));
    }
    .benefit-table-wrap{
      overflow-x:auto;
      border-radius:var(--radius-xl);
      border:1px solid rgba(255,255,255,.1);
      background:rgba(255,255,255,.045);
    }
    .benefit-table{
      width:100%;
      min-width:760px;
      border-collapse:collapse;
      margin:0;
      color:#EAF2FF;
    }
    .benefit-table th,
    .benefit-table td{
      padding:18px 20px;
      border-bottom:1px solid rgba(255,255,255,.09);
      text-align:left;
    }
    .benefit-table th{
      color:#fff;
      background:rgba(0,82,255,.18);
      font-size:.92rem;
      letter-spacing:.02em;
    }
    .benefit-table tr:last-child td{border-bottom:0}
    .benefit-table td:not(:first-child){color:var(--muted)}
    .highlight-cell{
      color:#07101E !important;
      background:linear-gradient(135deg, rgba(0,240,255,.86), rgba(248,214,109,.82));
      font-weight:950;
    }
    .media-track{
      display:flex;
      gap:18px;
      overflow-x:auto;
      padding:8px 2px 18px;
      scroll-snap-type:x mandatory;
      margin-top:32px;
    }
    .media-track::-webkit-scrollbar{height:8px}
    .media-track::-webkit-scrollbar-track{background:rgba(255,255,255,.06);border-radius:999px}
    .media-track::-webkit-scrollbar-thumb{background:linear-gradient(90deg, var(--primary), var(--primary-2));border-radius:999px}
    .media-card{
      flex:0 0 310px;
      scroll-snap-align:start;
      overflow:hidden;
      border-radius:var(--radius-lg);
      border:1px solid rgba(255,255,255,.1);
      background:rgba(255,255,255,.055);
      transition:transform .2s ease, border-color .2s ease;
    }
    .media-card:hover{transform:translateY(-6px);border-color:rgba(0,240,255,.42)}
    .media-card img{height:170px;width:100%;object-fit:cover;opacity:.82}
    .media-body{padding:18px}
    .media-type{
      display:inline-flex;
      align-items:center;
      gap:7px;
      margin-bottom:10px;
      color:var(--primary-2);
      font-size:.82rem;
      font-weight:900;
    }
    .media-card h3{margin:0 0 8px;font-size:1.08rem;font-weight:950;line-height:1.3}
    .media-card p{margin:0;color:var(--muted);font-size:.93rem}
    .app-section{
      padding-bottom:96px;
    }
    .app-panel{
      display:grid;
      grid-template-columns:minmax(0, 1fr) minmax(300px, .82fr);
      gap:28px;
      align-items:center;
      padding:34px;
      overflow:hidden;
      position:relative;
    }
    .app-panel::before{
      content:"";
      position:absolute;
      right:-110px;
      top:-130px;
      width:360px;
      height:360px;
      border-radius:50%;
      background:radial-gradient(circle, rgba(0,240,255,.23), transparent 68%);
    }
    .device-preview{
      position:relative;
      z-index:1;
      border-radius:28px;
      border:1px solid rgba(0,240,255,.22);
      background:
        linear-gradient(180deg, rgba(8,9,15,.15), rgba(8,9,15,.92)),
        url('/assets/images/coverpic/cover-6.jpg') center/cover no-repeat;
      min-height:390px;
      padding:22px;
      display:flex;
      align-items:flex-end;
      box-shadow:var(--shadow-blue);
    }
    .device-card{
      width:100%;
      border-radius:22px;
      padding:20px;
      background:rgba(8,9,15,.76);
      backdrop-filter:blur(16px);
      border:1px solid rgba(255,255,255,.12);
    }
    .payment-row{
      display:flex;
      flex-wrap:wrap;
      gap:10px;
      margin-top:22px;
    }
    .payment-badge{
      display:inline-flex;
      align-items:center;
      gap:8px;
      padding:9px 12px;
      border-radius:13px;
      background:rgba(255,255,255,.08);
      border:1px solid rgba(255,255,255,.1);
      color:#EAF2FF;
      font-weight:850;
      font-size:.88rem;
    }
    .payment-badge i{color:var(--primary-2)}
    .faq-grid{
      display:grid;
      grid-template-columns:minmax(0, .75fr) minmax(0, 1.25fr);
      gap:30px;
      align-items:start;
      margin-top:34px;
    }
    .faq-aside{
      padding:26px;
      position:sticky;
      top:calc(var(--nav-h) + 24px);
    }
    .accordion{
      background:transparent;
      border:0;
      margin:0;
    }
    .accordion-item{
      border:1px solid rgba(255,255,255,.1);
      border-radius:18px;
      background:rgba(255,255,255,.055);
      margin-bottom:12px;
      overflow:hidden;
    }
    .accordion-title{
      border:0;
      color:#fff;
      font-size:1.02rem;
      font-weight:950;
      padding:20px 54px 20px 20px;
      background:transparent;
    }
    .accordion-title:hover,
    .accordion-title:focus{
      background:rgba(0,240,255,.075);
      color:#fff;
    }
    .accordion-title::before{color:var(--primary-2);font-weight:900}
    .accordion-content{
      border:0;
      background:rgba(8,9,15,.38);
      color:var(--muted);
      padding:0 20px 20px;
    }
    .final-cta{
      padding:70px 0 92px;
    }
    .cta-box{
      text-align:center;
      padding:46px 28px;
      border-radius:32px;
      border:1px solid rgba(0,240,255,.26);
      background:
        radial-gradient(circle at 50% 0%, rgba(0,240,255,.20), transparent 42%),
        linear-gradient(135deg, rgba(0,82,255,.22), rgba(255,255,255,.055));
      box-shadow:var(--shadow), var(--shadow-blue);
    }
    .cta-box h2{
      margin:0 auto 14px;
      max-width:820px;
      font-size:clamp(1.8rem, 3.6vw, 3.25rem);
      line-height:1.05;
      letter-spacing:-.05em;
      font-weight:950;
    }
    .cta-box p{
      max-width:780px;
      margin:0 auto 24px;
      color:var(--muted);
    }
    .site-footer{
      border-top:1px solid rgba(255,255,255,.1);
      background:rgba(5,7,13,.72);
      padding:50px 0 28px;
    }
    .footer-grid{
      display:grid;
      grid-template-columns:1.2fr .8fr .8fr;
      gap:28px;
      align-items:start;
    }
    .footer-brand{
      display:flex;
      align-items:center;
      gap:12px;
      margin-bottom:16px;
      font-weight:950;
      letter-spacing:-.02em;
    }
    .footer-brand .brand-mark{width:42px;height:42px}
    .footer-text{color:var(--muted);max-width:520px;margin:0}
    .footer-col h3{
      margin:0 0 14px;
      font-size:1rem;
      font-weight:950;
    }
    .footer-links{
      list-style:none;
      padding:0;
      margin:0;
      display:grid;
      gap:9px;
    }
    .footer-links a{
      color:var(--muted);
      font-weight:750;
    }
    .footer-links a:hover{color:var(--primary-2)}
    .trust-badges{
      display:flex;
      flex-wrap:wrap;
      gap:8px;
      margin-top:16px;
    }
    .trust-badge{
      display:inline-flex;
      align-items:center;
      gap:7px;
      padding:8px 10px;
      border-radius:999px;
      color:#D9F8FF;
      background:rgba(255,255,255,.06);
      border:1px solid rgba(255,255,255,.1);
      font-size:.82rem;
      font-weight:850;
    }
    .footer-bottom{
      margin-top:30px;
      padding-top:22px;
      border-top:1px solid rgba(255,255,255,.08);
      display:flex;
      justify-content:space-between;
      gap:16px;
      color:var(--soft);
      font-size:.9rem;
      flex-wrap:wrap;
    }
    .fab{
      position:fixed;
      left:16px;
      bottom:96px;
      z-index:80;
      min-width:62px;
      height:58px;
      padding:0 16px;
      border-radius:22px;
      display:flex;
      align-items:center;
      justify-content:center;
      gap:9px;
      color:#fff;
      background:rgba(0,0,0,.60);
      backdrop-filter:blur(14px);
      border:1px solid transparent;
      background-image:linear-gradient(rgba(0,0,0,.62), rgba(0,0,0,.62)), linear-gradient(135deg, var(--primary-2), var(--primary), #FF4DDE);
      background-origin:border-box;
      background-clip:padding-box, border-box;
      box-shadow:0 0 18px rgba(0,240,255,.48);
      opacity:.68;
      animation:fabBreath 2.8s ease-in-out infinite;
      font-weight:950;
    }
    .fab::after{
      content:"";
      position:absolute;
      top:-4px;
      right:-4px;
      width:13px;
      height:13px;
      border-radius:50%;
      background:#FF2D55;
      box-shadow:0 0 12px rgba(255,45,85,.8);
      animation:blink 1.1s linear infinite;
    }
    .fab:hover{
      opacity:1;
      transform:scale(1.08);
      box-shadow:0 0 34px rgba(0,240,255,.72);
      color:#fff;
    }
    .fab:hover i{animation:flicker .55s linear}
    .fab:active{transform:scale(.95)}
    @keyframes fabBreath{
      0%,100%{filter:brightness(.95);transform:translateY(0)}
      50%{filter:brightness(1.18);transform:translateY(-5px)}
    }
    @keyframes blink{
      0%,100%{opacity:1}
      50%{opacity:.25}
    }
    @keyframes flicker{
      0%,19%,22%,63%,66%,100%{opacity:1}
      20%,64%{opacity:.25}
    }
    .form-note{
      color:#AFC2D6;
      font-size:.86rem;
      margin-top:10px;
      min-height:20px;
      font-weight:750;
    }
    @media (max-width:1024px){
      :root{--nav-h:74px}
      .brand{min-width:auto}
      .brand-text strong{max-width:190px;overflow:hidden;text-overflow:ellipsis}
      .primary-nav{overflow-x:auto;justify-content:flex-start;scrollbar-width:none}
      .primary-nav::-webkit-scrollbar{display:none}
      .kpi-grid,.promo-layout,.app-panel,.faq-grid,.steps-wrap,.news-layout{grid-template-columns:1fr}
      .steps-intro,.faq-aside{position:relative;top:auto}
      .service-grid{grid-template-columns:repeat(2, minmax(0, 1fr))}
      .level-row{grid-template-columns:repeat(2, minmax(0, 1fr))}
      .split-head{grid-template-columns:1fr}
    }
    @media (max-width:768px){
      .site-header{height:auto;min-height:var(--nav-h)}
      .nav-wrap{
        height:auto;
        min-height:var(--nav-h);
        padding:10px 0;
        display:grid;
        grid-template-columns:1fr auto;
        grid-template-areas:
          "brand actions"
          "nav nav";
      }
      .brand{grid-area:brand}
      .nav-actions{grid-area:actions}
      .primary-nav{
        grid-area:nav;
        width:100%;
        border-radius:18px;
      }
      .login-link{padding:9px 4px;font-size:.86rem}
      .nav-actions .btn{min-height:40px;padding:9px 12px;font-size:.86rem}
      .hero{
        padding-top:156px;
        min-height:auto;
      }
      .lead-form{grid-template-columns:1fr;border-radius:22px}
      .hero-proof{justify-content:flex-start;text-align:left}
      .kpi-numbers,.topics-grid,.service-grid{grid-template-columns:1fr}
      .news-item{
        grid-template-columns:auto 1fr;
      }
      .news-meta{
        grid-column:2;
        flex-direction:row;
        align-items:center;
        min-width:0;
      }
      .footer-grid{grid-template-columns:1fr}
      section{padding:66px 0}
      .promo-visual,.promo-visual img{min-height:360px;height:360px}
    }
    @media (max-width:520px){
      .container{width:min(100% - 22px, var(--container))}
      h1{font-size:2.25rem}
      .brand-mark{width:38px;height:38px;border-radius:12px}
      .brand-text strong{max-width:145px;font-size:.9rem}
      .brand-text span{display:none}
      .primary-nav a{padding:9px 11px;font-size:.86rem}
      .hero{padding-bottom:52px}
      .eyebrow{font-size:.78rem}
      .feature-card,.kpi-story,.news-aside,.app-panel,.faq-aside{padding:22px}
      .step-card{grid-template-columns:1fr}
      .step-card::before{width:50px;height:50px}
      .level-row{grid-template-columns:1fr}
      .media-card{flex-basis:270px}
      .fab span{display:none}
      .fab{width:56px;min-width:56px;height:56px;padding:0;border-radius:19px}
    }

/* roulang page: category1 */
:root{
      --bg:#08090F;
      --bg-2:#0D111E;
      --panel:rgba(15, 23, 42, .72);
      --panel-strong:rgba(13, 17, 30, .92);
      --glass:rgba(255,255,255,.075);
      --glass-2:rgba(0,82,255,.10);
      --primary:#0052FF;
      --primary-2:#00F0FF;
      --accent:#5EEBFF;
      --gold:#F8D66D;
      --green:#22C55E;
      --red:#FF4D6D;
      --text:#FFFFFF;
      --muted:#CBD5E1;
      --soft:#94A3B8;
      --line:rgba(148,163,184,.22);
      --line-bright:rgba(0,240,255,.42);
      --shadow:0 24px 80px rgba(0,0,0,.45);
      --shadow-blue:0 0 28px rgba(0,240,255,.25);
      --radius-xl:28px;
      --radius-lg:22px;
      --radius-md:16px;
      --radius-sm:12px;
      --container:1180px;
      --nav-h:78px;
      --font:Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Arial, "Helvetica Neue", sans-serif;
    }
    *{box-sizing:border-box}
    html{scroll-behavior:smooth}
    body{
      margin:0;
      font-family:var(--font);
      color:var(--text);
      line-height:1.62;
      background:
        radial-gradient(circle at 12% 8%, rgba(0,82,255,.28), transparent 32%),
        radial-gradient(circle at 88% 18%, rgba(0,240,255,.16), transparent 28%),
        linear-gradient(135deg, var(--bg) 0%, var(--bg-2) 52%, #070B16 100%);
      min-height:100vh;
      overflow-x:hidden;
    }
    body::before{
      content:"";
      position:fixed;
      inset:0;
      pointer-events:none;
      z-index:-2;
      background-image:
        linear-gradient(rgba(255,255,255,.045) 1px, transparent 1px),
        linear-gradient(90deg, rgba(255,255,255,.035) 1px, transparent 1px);
      background-size:48px 48px;
      mask-image:linear-gradient(to bottom, rgba(0,0,0,.92), rgba(0,0,0,.22));
    }
    body::after{
      content:"";
      position:fixed;
      inset:auto -15% -30% -15%;
      height:520px;
      z-index:-1;
      pointer-events:none;
      background:radial-gradient(circle, rgba(0,82,255,.24), transparent 65%);
      filter:blur(16px);
    }
    a{color:inherit;text-decoration:none;transition:color .2s ease, transform .2s ease, border-color .2s ease, background .2s ease}
    img{max-width:100%;display:block}
    button,input,select,textarea{font-family:inherit}
    button{cursor:pointer}
    .container{width:min(var(--container), calc(100% - 32px));margin-inline:auto}
    .site-header{
      position:fixed;top:0;left:0;right:0;height:var(--nav-h);z-index:100;
      border-bottom:1px solid rgba(255,255,255,.09);
      background:rgba(8,9,15,.78);
      backdrop-filter:blur(18px);
      box-shadow:0 12px 40px rgba(0,0,0,.24);
    }
    .nav-wrap{height:var(--nav-h);display:flex;align-items:center;justify-content:space-between;gap:18px}
    .brand{display:flex;align-items:center;min-width:220px;gap:12px;font-weight:900;letter-spacing:-.02em;color:#fff}
    .brand-mark{
      width:44px;height:44px;display:grid;place-items:center;border:1px solid rgba(0,240,255,.42);
      border-radius:14px;background:linear-gradient(145deg, rgba(0,82,255,.95), rgba(0,240,255,.22));
      box-shadow:0 0 28px rgba(0,240,255,.22);flex:0 0 auto;
    }
    .brand-text{display:flex;flex-direction:column;line-height:1.12}
    .brand-text strong{font-size:1rem;white-space:nowrap}
    .brand-text span{color:var(--muted);font-size:.78rem;font-weight:700}
    .primary-nav{
      display:flex;align-items:center;justify-content:center;gap:8px;padding:6px;border:1px solid rgba(255,255,255,.09);
      border-radius:999px;background:rgba(255,255,255,.045);max-width:100%;
    }
    .primary-nav a{padding:10px 14px;border-radius:999px;color:var(--muted);font-size:.92rem;font-weight:750;white-space:nowrap}
    .primary-nav a:hover,.primary-nav a.active{
      color:#fff;background:linear-gradient(135deg, rgba(0,82,255,.68), rgba(0,240,255,.14));
      box-shadow:inset 0 0 0 1px rgba(0,240,255,.22);
    }
    .nav-actions{display:flex;align-items:center;gap:10px;flex:0 0 auto}
    .login-link{font-weight:800;color:var(--muted);font-size:.94rem;padding:10px 4px}
    .login-link:hover{color:#fff}
    .btn{
      display:inline-flex;align-items:center;justify-content:center;gap:9px;min-height:46px;padding:12px 18px;border:0;border-radius:999px;
      font-weight:900;letter-spacing:-.01em;color:#fff;position:relative;isolation:isolate;
      transition:transform .18s ease, box-shadow .18s ease, background .18s ease, opacity .18s ease;white-space:nowrap;
    }
    .btn:focus-visible,.primary-nav a:focus-visible,.login-link:focus-visible,.brand:focus-visible,input:focus-visible{
      outline:3px solid rgba(0,240,255,.55);outline-offset:3px;
    }
    .btn:active{transform:translateY(1px) scale(.98)}
    .btn-primary{
      background:linear-gradient(135deg, var(--primary), var(--primary-2));
      color:#fff;box-shadow:0 0 24px rgba(0,240,255,.34), 0 12px 26px rgba(0,82,255,.24);
    }
    .btn-primary:hover{transform:translateY(-2px);box-shadow:0 0 34px rgba(0,240,255,.48), 0 16px 30px rgba(0,82,255,.34)}
    .btn-ghost{
      border:1px solid rgba(0,240,255,.32);background:rgba(255,255,255,.055);color:#E2F8FF;
      box-shadow:inset 0 0 0 1px rgba(255,255,255,.04);
    }
    .btn-ghost:hover{background:rgba(0,240,255,.12);border-color:rgba(0,240,255,.55);transform:translateY(-2px)}
    .btn-gold{background:linear-gradient(135deg, #AA7A1B, var(--gold));color:#10131d;box-shadow:0 0 24px rgba(248,214,109,.28)}
    .btn-gold:hover{transform:translateY(-2px);box-shadow:0 0 34px rgba(248,214,109,.42)}
    .tag{
      display:inline-flex;align-items:center;gap:8px;padding:8px 12px;border-radius:999px;
      color:#DDFBFF;background:rgba(0,240,255,.09);border:1px solid rgba(0,240,255,.28);
      font-size:.82rem;font-weight:850;
    }
    .page-hero{
      min-height:690px;padding:calc(var(--nav-h) + 54px) 0 54px;position:relative;display:flex;align-items:center;overflow:hidden;text-align:center;
      background:
        linear-gradient(180deg, rgba(8,9,15,.55), rgba(8,9,15,.95)),
        linear-gradient(90deg, rgba(8,9,15,.92), rgba(13,17,30,.28), rgba(8,9,15,.9)),
        url('/assets/images/backpic/back-1.jpg') center/cover no-repeat;
    }
    .page-hero::before{
      content:"";position:absolute;inset:0;background:
      radial-gradient(circle at 50% 20%, rgba(0,240,255,.24), transparent 34%),
      linear-gradient(120deg, transparent 0%, rgba(0,82,255,.22) 38%, transparent 70%);
      pointer-events:none;
    }
    .page-hero .container{position:relative;z-index:1}
    .hero-shell{
      width:min(980px,100%);margin-inline:auto;padding:34px;border:1px solid rgba(0,240,255,.22);
      border-radius:var(--radius-xl);background:linear-gradient(180deg, rgba(15,23,42,.7), rgba(8,9,15,.58));
      box-shadow:var(--shadow), var(--shadow-blue);backdrop-filter:blur(16px);
    }
    .eyebrow{display:flex;justify-content:center;gap:10px;flex-wrap:wrap;margin-bottom:18px}
    h1{
      margin:0 auto 18px;font-size:clamp(2.2rem, 5.4vw, 4.85rem);line-height:1.04;letter-spacing:-.055em;
      max-width:920px;font-weight:950;text-wrap:balance;
    }
    .hero-lead{max-width:780px;margin:0 auto 24px;color:var(--muted);font-size:clamp(1rem, 1.8vw, 1.22rem)}
    .countdown-bar{
      margin:24px auto 24px;display:grid;grid-template-columns:auto 1fr auto;align-items:center;gap:16px;text-align:left;
      padding:14px 16px;border:1px solid rgba(248,214,109,.32);border-radius:18px;
      background:linear-gradient(135deg, rgba(248,214,109,.12), rgba(0,82,255,.14));
      box-shadow:inset 0 0 0 1px rgba(255,255,255,.04);
    }
    .countdown-icon{
      width:44px;height:44px;display:grid;place-items:center;border-radius:14px;background:rgba(248,214,109,.14);color:var(--gold);
    }
    .countdown-title{font-weight:900;color:#fff;line-height:1.2}
    .countdown-title span{display:block;color:var(--soft);font-size:.88rem;font-weight:700;margin-top:2px}
    .timer{display:flex;gap:8px;justify-content:flex-end}
    .timer b{
      display:inline-grid;place-items:center;min-width:42px;height:38px;border-radius:12px;color:#07101b;
      background:linear-gradient(135deg, var(--primary-2), #fff);font-variant-numeric:tabular-nums;
      box-shadow:0 0 18px rgba(0,240,255,.25);
    }
    .hero-actions{display:flex;justify-content:center;gap:12px;flex-wrap:wrap}
    main{position:relative}
    .section{padding:86px 0}
    .section-tight{padding:66px 0}
    .section-kicker{margin:0 0 10px;color:var(--primary-2);font-size:.84rem;font-weight:900;letter-spacing:.08em;text-transform:uppercase}
    h2{margin:0 0 18px;font-size:clamp(1.75rem,3.5vw,3rem);line-height:1.12;letter-spacing:-.04em;font-weight:950}
    h3{margin:0 0 10px;font-size:1.18rem;line-height:1.25;font-weight:900;color:#fff}
    p{margin-top:0}
    .section-text{color:var(--muted);font-size:1.05rem;max-width:720px}
    .muted{color:var(--muted)}
    .soft{color:var(--soft)}
    .split{
      display:grid;grid-template-columns:minmax(0, .95fr) minmax(360px, 1.05fr);gap:44px;align-items:center;
    }
    .glass-card{
      border:1px solid rgba(255,255,255,.11);border-radius:var(--radius-xl);background:var(--panel);
      box-shadow:var(--shadow);backdrop-filter:blur(18px);overflow:hidden;
    }
    .media-card{position:relative}
    .media-card img{width:100%;height:420px;object-fit:cover;filter:saturate(1.12) contrast(1.04)}
    .media-card::after{
      content:"";position:absolute;inset:0;background:linear-gradient(180deg, transparent 38%, rgba(8,9,15,.92));
      pointer-events:none;
    }
    .media-caption{position:absolute;left:22px;right:22px;bottom:20px;z-index:1;display:flex;justify-content:space-between;gap:12px;align-items:end}
    .caption-title{font-weight:950;font-size:1.18rem}
    .caption-note{color:var(--muted);font-size:.92rem}
    .pain-list{display:grid;gap:14px;margin-top:26px}
    .pain-item{
      display:grid;grid-template-columns:44px 1fr;gap:14px;align-items:start;padding:18px 0;border-bottom:1px solid var(--line);
    }
    .pain-item:last-child{border-bottom:0}
    .pain-icon{
      width:44px;height:44px;border-radius:16px;display:grid;place-items:center;
      background:rgba(255,77,109,.12);color:#FF8EA3;border:1px solid rgba(255,77,109,.28);
    }
    .solution-panel{padding:30px}
    .code-box{
      margin-top:20px;padding:22px;border-radius:22px;border:1px dashed rgba(0,240,255,.45);
      background:linear-gradient(135deg, rgba(0,82,255,.18), rgba(0,240,255,.08));
    }
    .code-row{display:flex;align-items:center;justify-content:space-between;gap:14px}
    .code-value{
      font-size:clamp(1.25rem,2.4vw,2rem);font-weight:950;letter-spacing:.08em;color:#fff;
      text-shadow:0 0 18px rgba(0,240,255,.45);
    }
    .mini-note{margin:12px 0 0;color:var(--soft);font-size:.92rem}
    .check-list{list-style:none;margin:22px 0 0;padding:0;display:grid;gap:12px}
    .check-list li{display:flex;gap:10px;color:var(--muted)}
    .check-list i{color:var(--green);margin-top:5px}
    .steps{display:grid;grid-template-columns:1fr;gap:18px;margin-top:30px;max-width:920px}
    .step{
      display:grid;grid-template-columns:82px 1fr auto;gap:20px;align-items:center;padding:22px 24px;
      border:1px solid rgba(255,255,255,.1);border-radius:22px;background:linear-gradient(135deg, rgba(255,255,255,.06), rgba(0,82,255,.08));
      transition:transform .18s ease,border-color .18s ease,box-shadow .18s ease;
    }
    .step:hover{transform:translateX(4px);border-color:rgba(0,240,255,.42);box-shadow:var(--shadow-blue)}
    .step-no{
      width:62px;height:62px;border-radius:20px;display:grid;place-items:center;font-size:1.35rem;font-weight:950;
      color:#fff;background:linear-gradient(135deg, var(--primary), rgba(0,240,255,.45));
    }
    .step p{margin:0;color:var(--muted)}
    .step .arrow{color:var(--primary-2)}
    .benefit-zone{
      border-top:1px solid var(--line);border-bottom:1px solid var(--line);
      background:linear-gradient(180deg, rgba(0,82,255,.06), rgba(255,255,255,.02));
    }
    .benefit-grid{display:grid;grid-template-columns:1.1fr .9fr;gap:36px;align-items:start}
    .metric-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:14px;margin-top:24px}
    .metric{
      padding:22px;border:1px solid rgba(0,240,255,.2);border-radius:22px;background:rgba(255,255,255,.055);
    }
    .metric strong{display:block;font-size:2rem;line-height:1;color:#fff}
    .metric span{display:block;color:var(--soft);margin-top:8px;font-size:.92rem}
    .game-board{
      display:grid;grid-template-columns:repeat(2,1fr);gap:14px;
    }
    .game-chip{
      min-height:126px;padding:18px;border:1px solid rgba(0,240,255,.18);border-radius:22px;
      background:linear-gradient(145deg, rgba(15,23,42,.8), rgba(0,82,255,.1));
      transition:transform .18s ease,border-color .18s ease,box-shadow .18s ease;
    }
    .game-chip:hover{transform:translateY(-5px);border-color:rgba(0,240,255,.5);box-shadow:0 0 26px rgba(0,240,255,.18)}
    .game-chip i{color:var(--gold);font-size:1.35rem;margin-bottom:12px}
    .game-chip strong{display:block;line-height:1.22}
    .game-chip span{display:block;color:var(--soft);font-size:.88rem;margin-top:6px}
    .testimonial-wrap{display:grid;grid-template-columns:.8fr 1.2fr;gap:34px;align-items:center}
    .quote-card{padding:34px;border-left:4px solid var(--primary-2);background:rgba(255,255,255,.055);border-radius:0 var(--radius-xl) var(--radius-xl) 0}
    .quote-card blockquote{margin:0;color:#EAFBFF;font-size:1.22rem;line-height:1.58;font-weight:750}
    .quote-meta{margin-top:18px;color:var(--soft);display:flex;align-items:center;gap:12px}
    .avatar{width:44px;height:44px;border-radius:50%;display:grid;place-items:center;background:linear-gradient(135deg,var(--primary),var(--primary-2));font-weight:950}
    .payment-row{display:flex;flex-wrap:wrap;gap:10px;margin-top:22px}
    .pay-badge{
      display:inline-flex;align-items:center;gap:8px;padding:10px 12px;border-radius:999px;border:1px solid rgba(255,255,255,.12);
      background:rgba(255,255,255,.055);color:var(--muted);font-size:.92rem;font-weight:800;
    }
    .pay-badge i{color:var(--primary-2)}
    .faq-layout{display:grid;grid-template-columns:.75fr 1.25fr;gap:38px;align-items:start}
    .faq-list{display:grid;gap:14px}
    details{
      border:1px solid rgba(255,255,255,.11);border-radius:20px;background:rgba(255,255,255,.055);
      overflow:hidden;transition:border-color .18s ease,background .18s ease;
    }
    details[open]{border-color:rgba(0,240,255,.38);background:rgba(0,82,255,.1)}
    summary{
      list-style:none;cursor:pointer;padding:20px 22px;font-weight:900;color:#fff;display:flex;justify-content:space-between;gap:18px;
    }
    summary::-webkit-details-marker{display:none}
    summary::after{content:"+";color:var(--primary-2);font-size:1.4rem;line-height:1}
    details[open] summary::after{content:"–"}
    details p{padding:0 22px 22px;margin:0;color:var(--muted)}
    .cta-panel{
      position:relative;overflow:hidden;text-align:center;padding:48px 28px;border-radius:var(--radius-xl);
      border:1px solid rgba(0,240,255,.25);background:
      linear-gradient(135deg, rgba(0,82,255,.28), rgba(0,240,255,.12)),
      url('/assets/images/backpic/back-3.jpg') center/cover no-repeat;
      box-shadow:var(--shadow), var(--shadow-blue);
    }
    .cta-panel::before{content:"";position:absolute;inset:0;background:rgba(8,9,15,.72);z-index:0}
    .cta-panel > *{position:relative;z-index:1}
    .cta-panel h2{max-width:760px;margin-inline:auto}
    .cta-panel p{max-width:720px;margin:0 auto 24px;color:var(--muted)}
    .site-footer{padding:70px 0 28px;border-top:1px solid rgba(255,255,255,.09);background:rgba(5,8,16,.86)}
    .footer-grid{display:grid;grid-template-columns:1.45fr .65fr .75fr;gap:38px}
    .footer-brand{display:flex;align-items:center;gap:12px;font-weight:950;font-size:1.15rem;margin-bottom:16px}
    .footer-text{color:var(--muted);max-width:620px}
    .trust-badges{display:flex;flex-wrap:wrap;gap:10px;margin-top:20px}
    .trust-badge{display:inline-flex;align-items:center;gap:8px;padding:9px 11px;border:1px solid rgba(0,240,255,.18);border-radius:999px;color:var(--muted);background:rgba(255,255,255,.045);font-size:.88rem;font-weight:750}
    .footer-col h3{font-size:1rem;margin-bottom:14px;color:#fff}
    .footer-links{list-style:none;margin:0;padding:0;display:grid;gap:10px}
    .footer-links a{color:var(--muted)}
    .footer-links a:hover{color:#fff}
    .footer-bottom{
      margin-top:42px;padding-top:22px;border-top:1px solid rgba(255,255,255,.08);
      display:flex;justify-content:space-between;gap:18px;flex-wrap:wrap;color:var(--soft);font-size:.88rem;
    }
    .fab{
      position:fixed;left:16px;bottom:96px;z-index:50;min-width:58px;height:58px;padding:0 14px;border-radius:20px;
      display:flex;align-items:center;gap:8px;border:1px solid transparent;
      background:linear-gradient(var(--bg),var(--bg)) padding-box, linear-gradient(135deg,var(--primary-2),var(--primary)) border-box;
      color:#fff;box-shadow:0 0 18px rgba(0,240,255,.44);opacity:.72;backdrop-filter:blur(12px);
      animation:fabBreath 2.8s ease-in-out infinite;transition:transform .18s ease,opacity .18s ease,box-shadow .18s ease;
    }
    .fab i{color:var(--primary-2);text-shadow:0 0 12px rgba(0,240,255,.9)}
    .fab span{font-size:.8rem;font-weight:950}
    .fab::after{
      content:"";position:absolute;right:8px;top:7px;width:9px;height:9px;border-radius:50%;background:var(--red);
      box-shadow:0 0 12px rgba(255,77,109,.9);animation:blink 1.1s linear infinite;
    }
    .fab:hover{opacity:1;transform:scale(1.08);box-shadow:0 0 30px rgba(0,240,255,.62)}
    .fab:active{transform:scale(.96) translateY(1px)}
    @keyframes fabBreath{0%,100%{filter:brightness(1)}50%{filter:brightness(1.25)}}
    @keyframes blink{0%,100%{opacity:1}50%{opacity:.25}}
    @media (max-width:1024px){
      :root{--nav-h:122px}
      .site-header{height:var(--nav-h)}
      .nav-wrap{height:var(--nav-h);flex-wrap:wrap;align-content:center;gap:10px}
      .brand{min-width:auto}
      .primary-nav{order:3;width:100%;justify-content:flex-start;overflow-x:auto;scrollbar-width:none}
      .primary-nav::-webkit-scrollbar{display:none}
      .split,.benefit-grid,.testimonial-wrap,.faq-layout{grid-template-columns:1fr}
      .game-board{grid-template-columns:repeat(3,1fr)}
    }
    @media (max-width:768px){
      .container{width:min(100% - 24px, var(--container))}
      .nav-actions{gap:8px}
      .login-link{font-size:.88rem}
      .btn{min-height:42px;padding:10px 14px;font-size:.9rem}
      .brand-text strong{font-size:.92rem}
      .brand-text span{font-size:.72rem}
      .page-hero{min-height:auto;padding:calc(var(--nav-h) + 34px) 0 38px}
      .hero-shell{padding:22px;border-radius:22px}
      .countdown-bar{grid-template-columns:44px 1fr;align-items:start}
      .timer{grid-column:1 / -1;justify-content:center}
      .section{padding:62px 0}
      .section-tight{padding:48px 0}
      .media-card img{height:330px}
      .step{grid-template-columns:58px 1fr;padding:18px}
      .step-no{width:52px;height:52px;border-radius:16px}
      .step .arrow{display:none}
      .metric-grid,.game-board{grid-template-columns:1fr 1fr}
      .footer-grid{grid-template-columns:1fr}
    }
    @media (max-width:520px){
      :root{--nav-h:126px}
      .brand-mark{width:40px;height:40px;border-radius:13px}
      .brand-text strong{max-width:150px;overflow:hidden;text-overflow:ellipsis}
      .nav-actions .btn{padding-inline:12px}
      .primary-nav a{padding:9px 12px;font-size:.86rem}
      h1{font-size:2.18rem}
      .hero-actions{display:grid;grid-template-columns:1fr;width:100%}
      .hero-actions .btn{width:100%}
      .code-row{flex-direction:column;align-items:flex-start}
      .metric-grid,.game-board{grid-template-columns:1fr}
      .media-caption{display:block}
      .fab span{display:none}
      .fab{width:58px;justify-content:center}
      .footer-bottom{display:grid}
    }

/* roulang page: article */
:root{
      --bg:#08090F;
      --bg-2:#0D111E;
      --panel:rgba(15, 23, 42, .72);
      --panel-strong:rgba(13, 17, 30, .92);
      --glass:rgba(255,255,255,.075);
      --glass-2:rgba(0,82,255,.10);
      --primary:#0052FF;
      --primary-2:#00F0FF;
      --accent:#5EEBFF;
      --gold:#F8D66D;
      --green:#22C55E;
      --red:#FF4D6D;
      --text:#FFFFFF;
      --muted:#CBD5E1;
      --soft:#94A3B8;
      --line:rgba(148,163,184,.22);
      --line-bright:rgba(0,240,255,.42);
      --shadow:0 24px 80px rgba(0,0,0,.45);
      --shadow-blue:0 0 28px rgba(0,240,255,.25);
      --radius-xl:28px;
      --radius-lg:22px;
      --radius-md:16px;
      --radius-sm:12px;
      --container:1180px;
      --nav-h:78px;
      --font:Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Arial, "Helvetica Neue", sans-serif;
    }
    *{box-sizing:border-box}
    html{scroll-behavior:smooth}
    body{
      margin:0;
      font-family:var(--font);
      color:var(--text);
      line-height:1.62;
      background:
        radial-gradient(circle at 12% 8%, rgba(0,82,255,.28), transparent 32%),
        radial-gradient(circle at 88% 18%, rgba(0,240,255,.16), transparent 28%),
        linear-gradient(135deg, var(--bg) 0%, var(--bg-2) 52%, #070B16 100%);
      min-height:100vh;
      overflow-x:hidden;
    }
    body::before{
      content:"";
      position:fixed;
      inset:0;
      pointer-events:none;
      z-index:-2;
      background-image:
        linear-gradient(rgba(255,255,255,.045) 1px, transparent 1px),
        linear-gradient(90deg, rgba(255,255,255,.035) 1px, transparent 1px);
      background-size:48px 48px;
      mask-image:linear-gradient(to bottom, rgba(0,0,0,.92), rgba(0,0,0,.22));
    }
    body::after{
      content:"";
      position:fixed;
      inset:auto -15% -30% -15%;
      height:520px;
      z-index:-1;
      pointer-events:none;
      background:radial-gradient(circle, rgba(0,82,255,.24), transparent 65%);
      filter:blur(16px);
    }
    a{color:inherit;text-decoration:none;transition:color .2s ease, transform .2s ease, border-color .2s ease, background .2s ease}
    img{max-width:100%;display:block}
    button,input,select,textarea{font-family:inherit}
    button{cursor:pointer}
    input{
      width:100%;
      border:1px solid rgba(148,163,184,.28);
      border-radius:999px;
      background:rgba(255,255,255,.075);
      color:#fff;
      min-height:48px;
      padding:0 16px;
      outline:none;
      transition:border-color .2s ease, box-shadow .2s ease, background .2s ease;
    }
    input::placeholder{color:rgba(203,213,225,.68)}
    input:focus{
      border-color:rgba(0,240,255,.72);
      box-shadow:0 0 0 4px rgba(0,240,255,.12);
      background:rgba(255,255,255,.1);
    }
    .container{
      width:min(var(--container), calc(100% - 32px));
      margin-inline:auto;
    }
    .site-header{
      position:fixed;
      top:0;
      left:0;
      right:0;
      height:var(--nav-h);
      z-index:100;
      border-bottom:1px solid rgba(255,255,255,.09);
      background:rgba(8,9,15,.78);
      backdrop-filter:blur(18px);
      box-shadow:0 12px 40px rgba(0,0,0,.24);
    }
    .nav-wrap{
      height:var(--nav-h);
      display:flex;
      align-items:center;
      justify-content:space-between;
      gap:18px;
    }
    .brand{
      display:flex;
      align-items:center;
      min-width:220px;
      gap:12px;
      font-weight:900;
      letter-spacing:-.02em;
      color:#fff;
    }
    .brand:hover{transform:translateY(-1px)}
    .brand-mark{
      width:44px;
      height:44px;
      display:grid;
      place-items:center;
      border:1px solid rgba(0,240,255,.42);
      border-radius:14px;
      background:linear-gradient(145deg, rgba(0,82,255,.95), rgba(0,240,255,.22));
      box-shadow:0 0 28px rgba(0,240,255,.22);
      flex:0 0 auto;
    }
    .brand-text{
      display:flex;
      flex-direction:column;
      line-height:1.12;
    }
    .brand-text strong{
      font-size:1rem;
      white-space:nowrap;
    }
    .brand-text span{
      color:var(--muted);
      font-size:.78rem;
      font-weight:700;
    }
    .primary-nav{
      display:flex;
      align-items:center;
      justify-content:center;
      gap:8px;
      padding:6px;
      border:1px solid rgba(255,255,255,.09);
      border-radius:999px;
      background:rgba(255,255,255,.045);
      max-width:100%;
    }
    .primary-nav a{
      padding:10px 14px;
      border-radius:999px;
      color:var(--muted);
      font-size:.92rem;
      font-weight:750;
      white-space:nowrap;
    }
    .primary-nav a:hover,
    .primary-nav a.active{
      color:#fff;
      background:linear-gradient(135deg, rgba(0,82,255,.68), rgba(0,240,255,.14));
      box-shadow:inset 0 0 0 1px rgba(0,240,255,.22);
    }
    .nav-actions{
      display:flex;
      align-items:center;
      gap:10px;
      flex:0 0 auto;
    }
    .login-link{
      color:#E2F8FF;
      font-weight:850;
      font-size:.94rem;
      padding:10px 4px;
    }
    .login-link:hover{color:var(--primary-2)}
    .btn{
      display:inline-flex;
      align-items:center;
      justify-content:center;
      gap:9px;
      min-height:46px;
      padding:12px 18px;
      border:0;
      border-radius:999px;
      font-weight:900;
      letter-spacing:-.01em;
      color:#fff;
      position:relative;
      isolation:isolate;
      transition:transform .18s ease, box-shadow .18s ease, background .18s ease, opacity .18s ease;
      white-space:nowrap;
    }
    .btn:focus-visible,
    a:focus-visible{
      outline:3px solid rgba(0,240,255,.38);
      outline-offset:3px;
    }
    .btn:active{transform:translateY(1px) scale(.98)}
    .btn-primary{
      background:linear-gradient(135deg, var(--primary), var(--primary-2));
      color:#fff;
      box-shadow:0 0 24px rgba(0,240,255,.34), 0 12px 26px rgba(0,82,255,.24);
    }
    .btn-primary:hover{transform:translateY(-2px);box-shadow:0 0 34px rgba(0,240,255,.48), 0 16px 30px rgba(0,82,255,.34)}
    .btn-ghost{
      border:1px solid rgba(0,240,255,.32);
      background:rgba(255,255,255,.055);
      color:#E2F8FF;
      box-shadow:inset 0 0 0 1px rgba(255,255,255,.04);
    }
    .btn-ghost:hover{background:rgba(0,240,255,.12);border-color:rgba(0,240,255,.55);transform:translateY(-2px)}
    .btn-gold{
      background:linear-gradient(135deg, #AA7A1B, var(--gold));
      color:#10131d;
      box-shadow:0 0 24px rgba(248,214,109,.28);
    }
    .btn-gold:hover{transform:translateY(-2px);box-shadow:0 0 34px rgba(248,214,109,.42)}
    .article-hero{
      position:relative;
      padding:calc(var(--nav-h) + 54px) 0 56px;
      overflow:hidden;
      border-bottom:1px solid rgba(148,163,184,.18);
      background:
        linear-gradient(180deg, rgba(8,9,15,.5), rgba(8,9,15,.96)),
        linear-gradient(90deg, rgba(8,9,15,.92), rgba(13,17,30,.46), rgba(8,9,15,.9)),
        url('/assets/images/backpic/back-3.jpg') center/cover no-repeat;
    }
    .article-hero::before{
      content:"";
      position:absolute;
      inset:0;
      background:
        radial-gradient(circle at 20% 24%, rgba(0,240,255,.22), transparent 30%),
        radial-gradient(circle at 78% 36%, rgba(0,82,255,.24), transparent 28%);
      pointer-events:none;
    }
    .article-hero .container{position:relative;z-index:1}
    .hero-grid{
      display:grid;
      grid-template-columns:minmax(0, 1fr) 360px;
      gap:34px;
      align-items:end;
    }
    .eyebrow{
      display:inline-flex;
      align-items:center;
      gap:8px;
      color:#BFF8FF;
      font-size:.84rem;
      font-weight:900;
      padding:8px 12px;
      border:1px solid rgba(0,240,255,.28);
      border-radius:999px;
      background:rgba(0,240,255,.08);
      margin-bottom:18px;
    }
    .breadcrumb{
      display:flex;
      flex-wrap:wrap;
      gap:8px;
      align-items:center;
      margin-bottom:16px;
      color:var(--soft);
      font-size:.92rem;
      font-weight:750;
    }
    .breadcrumb a{color:#DDFBFF}
    .breadcrumb a:hover{color:var(--primary-2)}
    .breadcrumb i{font-size:.7rem;color:rgba(203,213,225,.55)}
    .article-hero h1{
      margin:0;
      max-width:880px;
      font-size:clamp(2.05rem, 4vw, 4.65rem);
      line-height:1.04;
      letter-spacing:-.055em;
      font-weight:950;
      color:#fff;
      text-wrap:balance;
    }
    .hero-summary{
      max-width:720px;
      margin:18px 0 0;
      color:var(--muted);
      font-size:1.08rem;
    }
    .hero-meta{
      display:flex;
      flex-wrap:wrap;
      gap:10px;
      margin-top:22px;
    }
    .meta-pill{
      display:inline-flex;
      align-items:center;
      gap:8px;
      border:1px solid rgba(148,163,184,.22);
      border-radius:999px;
      padding:9px 12px;
      background:rgba(255,255,255,.055);
      color:#DDEBFF;
      font-size:.9rem;
      font-weight:800;
    }
    .hero-panel{
      border:1px solid rgba(0,240,255,.22);
      border-radius:var(--radius-xl);
      background:linear-gradient(180deg, rgba(15,23,42,.78), rgba(8,13,24,.92));
      backdrop-filter:blur(18px);
      box-shadow:var(--shadow), var(--shadow-blue);
      padding:16px;
    }
    .hero-panel img{
      width:100%;
      aspect-ratio:4/3;
      object-fit:cover;
      border-radius:22px;
      border:1px solid rgba(255,255,255,.12);
      opacity:.92;
    }
    .mini-stats{
      display:grid;
      grid-template-columns:repeat(3, 1fr);
      gap:10px;
      margin-top:12px;
    }
    .mini-stat{
      padding:12px 10px;
      border-radius:16px;
      background:rgba(255,255,255,.06);
      border:1px solid rgba(148,163,184,.16);
    }
    .mini-stat strong{
      display:block;
      color:#fff;
      font-size:1rem;
      line-height:1.1;
    }
    .mini-stat span{
      display:block;
      margin-top:4px;
      color:var(--soft);
      font-size:.76rem;
      font-weight:750;
    }
    main{position:relative}
    .section{padding:72px 0}
    .section-tight{padding:46px 0}
    .content-layout{
      display:grid;
      grid-template-columns:minmax(0, 720px) 330px;
      gap:44px;
      align-items:start;
    }
    .article-card{
      border:1px solid rgba(148,163,184,.2);
      border-radius:var(--radius-xl);
      background:rgba(13,17,30,.72);
      backdrop-filter:blur(18px);
      box-shadow:var(--shadow);
      overflow:hidden;
    }
    .article-lead{
      padding:24px 26px;
      border-bottom:1px solid rgba(148,163,184,.16);
      background:
        radial-gradient(circle at 12% 20%, rgba(0,240,255,.12), transparent 28%),
        rgba(255,255,255,.035);
    }
    .article-lead h2{
      margin:0 0 10px;
      color:#fff;
      font-size:1.35rem;
      letter-spacing:-.02em;
      line-height:1.22;
      font-weight:950;
    }
    .article-lead p{
      margin:0;
      color:var(--muted);
    }
    .cms-content{
      padding:30px 30px 34px;
      color:#E8F0FF;
      font-size:1.03rem;
    }
    .cms-content h2,
    .cms-content h3,
    .cms-content h4{
      color:#fff;
      line-height:1.22;
      letter-spacing:-.025em;
      margin:1.55em 0 .65em;
      font-weight:950;
    }
    .cms-content h2{font-size:1.7rem}
    .cms-content h3{font-size:1.35rem}
    .cms-content h4{font-size:1.12rem}
    .cms-content p{margin:0 0 1.05em}
    .cms-content a{
      color:#8CF5FF;
      font-weight:850;
      border-bottom:1px solid rgba(0,240,255,.36);
    }
    .cms-content a:hover{color:#fff;border-color:#fff}
    .cms-content ul,
    .cms-content ol{
      padding-left:1.25rem;
      margin:0 0 1.15em;
    }
    .cms-content li{margin:.45em 0}
    .cms-content blockquote{
      margin:24px 0;
      padding:18px 20px;
      border-left:3px solid var(--primary-2);
      border-radius:0 var(--radius-md) var(--radius-md) 0;
      background:rgba(0,240,255,.08);
      color:#E7FBFF;
    }
    .cms-content img{
      border-radius:20px;
      border:1px solid rgba(148,163,184,.18);
      margin:24px 0;
      box-shadow:0 18px 42px rgba(0,0,0,.28);
    }
    .cms-content table{
      width:100%;
      border-collapse:separate;
      border-spacing:0;
      overflow:hidden;
      border:1px solid rgba(148,163,184,.22);
      border-radius:18px;
      margin:24px 0;
      color:#E8F0FF;
    }
    .cms-content th,
    .cms-content td{
      padding:13px 14px;
      border-bottom:1px solid rgba(148,163,184,.16);
      text-align:left;
    }
    .cms-content th{
      color:#fff;
      background:rgba(0,82,255,.18);
      font-weight:900;
    }
    .cms-content tr:last-child td{border-bottom:0}
    .not-found{
      padding:42px 30px;
      text-align:left;
    }
    .not-found h2{
      margin:0 0 18px;
      color:#fff;
      font-size:1.8rem;
      letter-spacing:-.025em;
    }
    .sidebar{
      position:sticky;
      top:calc(var(--nav-h) + 22px);
      display:flex;
      flex-direction:column;
      gap:18px;
    }
    .side-card{
      border:1px solid rgba(148,163,184,.19);
      border-radius:var(--radius-lg);
      background:rgba(15,23,42,.68);
      backdrop-filter:blur(16px);
      box-shadow:0 18px 52px rgba(0,0,0,.28);
      overflow:hidden;
    }
    .side-card-body{padding:20px}
    .side-title{
      display:flex;
      align-items:center;
      gap:10px;
      margin:0 0 12px;
      color:#fff;
      font-size:1.06rem;
      line-height:1.22;
      font-weight:950;
      letter-spacing:-.015em;
    }
    .side-title i{color:var(--primary-2)}
    .side-text{
      margin:0 0 16px;
      color:var(--muted);
      font-size:.94rem;
    }
    .side-image{
      width:100%;
      aspect-ratio:16/10;
      object-fit:cover;
      border-bottom:1px solid rgba(148,163,184,.16);
    }
    .check-list{
      list-style:none;
      padding:0;
      margin:0;
      display:grid;
      gap:10px;
    }
    .check-list li{
      display:flex;
      gap:10px;
      color:#DDEBFF;
      font-weight:750;
      font-size:.92rem;
    }
    .check-list i{
      width:22px;
      height:22px;
      flex:0 0 auto;
      display:grid;
      place-items:center;
      border-radius:50%;
      color:#06101B;
      background:linear-gradient(135deg, var(--green), #8CFFB4);
      font-size:.72rem;
      margin-top:2px;
    }
    .promo-strip{
      display:flex;
      align-items:center;
      justify-content:space-between;
      gap:14px;
      padding:14px;
      border-radius:18px;
      background:linear-gradient(135deg, rgba(0,82,255,.34), rgba(0,240,255,.11));
      border:1px solid rgba(0,240,255,.26);
      margin-top:16px;
    }
    .promo-strip strong{display:block;color:#fff;line-height:1.16}
    .promo-strip span{display:block;color:var(--muted);font-size:.8rem;font-weight:750}
    .circle-icon{
      width:42px;
      height:42px;
      flex:0 0 auto;
      display:grid;
      place-items:center;
      border-radius:50%;
      background:rgba(0,240,255,.12);
      color:#A9FAFF;
      border:1px solid rgba(0,240,255,.28);
      box-shadow:0 0 18px rgba(0,240,255,.18);
    }
    .insight{
      display:grid;
      grid-template-columns:1fr 1fr;
      gap:18px;
      margin-top:22px;
    }
    .insight-item{
      border:1px solid rgba(148,163,184,.18);
      border-radius:20px;
      padding:18px;
      background:rgba(255,255,255,.045);
    }
    .insight-item strong{
      display:block;
      color:#fff;
      font-size:1.28rem;
      line-height:1.12;
      letter-spacing:-.02em;
    }
    .insight-item span{
      display:block;
      margin-top:8px;
      color:var(--muted);
      font-size:.92rem;
    }
    .split-section{
      display:grid;
      grid-template-columns:.9fr 1.1fr;
      gap:42px;
      align-items:center;
    }
    .section-label{
      display:inline-flex;
      align-items:center;
      gap:8px;
      margin-bottom:12px;
      color:var(--primary-2);
      font-weight:950;
      font-size:.86rem;
    }
    .section-title{
      margin:0 0 14px;
      color:#fff;
      font-size:clamp(1.8rem, 3vw, 3rem);
      line-height:1.08;
      letter-spacing:-.045em;
      font-weight:950;
    }
    .section-copy{
      margin:0;
      color:var(--muted);
      font-size:1.02rem;
      max-width:680px;
    }
    .feature-rows{
      display:grid;
      gap:14px;
      margin-top:22px;
    }
    .feature-row{
      display:grid;
      grid-template-columns:44px 1fr;
      gap:14px;
      align-items:start;
      padding:16px;
      border:1px solid rgba(148,163,184,.17);
      border-radius:20px;
      background:rgba(255,255,255,.045);
      transition:transform .2s ease, border-color .2s ease, background .2s ease;
    }
    .feature-row:hover{
      transform:translateY(-2px);
      border-color:rgba(0,240,255,.35);
      background:rgba(0,240,255,.07);
    }
    .feature-row h3{
      margin:0 0 4px;
      font-size:1.02rem;
      color:#fff;
      font-weight:950;
    }
    .feature-row p{
      margin:0;
      color:var(--muted);
      font-size:.94rem;
    }
    .visual-card{
      border:1px solid rgba(0,240,255,.2);
      border-radius:var(--radius-xl);
      padding:16px;
      background:rgba(13,17,30,.72);
      backdrop-filter:blur(18px);
      box-shadow:var(--shadow);
    }
    .visual-card img{
      width:100%;
      aspect-ratio:4/3;
      object-fit:cover;
      border-radius:22px;
      border:1px solid rgba(255,255,255,.12);
    }
    .quote-box{
      margin-top:16px;
      padding:20px;
      border-radius:22px;
      background:linear-gradient(135deg, rgba(0,82,255,.24), rgba(0,240,255,.08));
      border:1px solid rgba(0,240,255,.22);
    }
    .quote-box p{
      margin:0;
      color:#EAFBFF;
      font-weight:750;
    }
    .quote-box strong{
      display:block;
      margin-top:12px;
      color:#fff;
      font-weight:950;
    }
    .faq-wrap{
      max-width:920px;
    }
    .faq-item{
      border-bottom:1px solid rgba(148,163,184,.18);
      padding:20px 0;
    }
    .faq-item:first-child{border-top:1px solid rgba(148,163,184,.18)}
    .faq-item h3{
      margin:0 0 8px;
      color:#fff;
      font-size:1.06rem;
      font-weight:950;
      letter-spacing:-.015em;
    }
    .faq-item p{
      margin:0;
      color:var(--muted);
      max-width:760px;
    }
    .cta{
      position:relative;
      overflow:hidden;
      border:1px solid rgba(0,240,255,.22);
      border-radius:var(--radius-xl);
      background:
        radial-gradient(circle at 18% 20%, rgba(0,240,255,.18), transparent 26%),
        linear-gradient(135deg, rgba(0,82,255,.28), rgba(15,23,42,.84));
      box-shadow:var(--shadow), var(--shadow-blue);
      padding:34px;
    }
    .cta::after{
      content:"";
      position:absolute;
      width:260px;
      height:260px;
      right:-90px;
      bottom:-110px;
      border-radius:50%;
      background:rgba(0,240,255,.12);
      filter:blur(6px);
    }
    .cta-inner{
      position:relative;
      z-index:1;
      display:grid;
      grid-template-columns:1fr 370px;
      gap:28px;
      align-items:center;
    }
    .cta h2{
      margin:0 0 12px;
      color:#fff;
      font-size:clamp(1.75rem, 3vw, 2.65rem);
      line-height:1.1;
      letter-spacing:-.04em;
      font-weight:950;
    }
    .cta p{
      margin:0;
      color:var(--muted);
      max-width:680px;
    }
    .signup-box{
      border:1px solid rgba(255,255,255,.12);
      border-radius:24px;
      background:rgba(8,9,15,.5);
      padding:16px;
    }
    .signup-box label{
      display:block;
      color:#fff;
      font-size:.88rem;
      font-weight:900;
      margin-bottom:8px;
    }
    .signup-actions{
      display:flex;
      gap:10px;
      margin-top:12px;
    }
    .signup-actions .btn{width:100%}
    .form-hint{
      margin:10px 0 0;
      color:var(--soft);
      font-size:.82rem;
    }
    .site-footer{
      margin-top:72px;
      padding:58px 0 28px;
      border-top:1px solid rgba(148,163,184,.18);
      background:rgba(5,8,15,.72);
    }
    .footer-grid{
      display:grid;
      grid-template-columns:1.35fr .65fr .75fr;
      gap:32px;
      align-items:start;
    }
    .footer-brand{
      display:flex;
      align-items:center;
      gap:12px;
      font-weight:950;
      font-size:1.1rem;
      color:#fff;
      margin-bottom:14px;
    }
    .footer-text{
      margin:0;
      max-width:620px;
      color:var(--muted);
    }
    .trust-badges{
      display:flex;
      flex-wrap:wrap;
      gap:10px;
      margin-top:18px;
    }
    .trust-badge{
      display:inline-flex;
      align-items:center;
      gap:8px;
      padding:8px 11px;
      border-radius:999px;
      border:1px solid rgba(0,240,255,.22);
      background:rgba(0,240,255,.07);
      color:#DDFBFF;
      font-size:.82rem;
      font-weight:850;
    }
    .footer-col h3{
      margin:0 0 12px;
      color:#fff;
      font-size:1rem;
      font-weight:950;
    }
    .footer-links{
      list-style:none;
      padding:0;
      margin:0;
      display:grid;
      gap:9px;
    }
    .footer-links a{
      color:var(--muted);
      font-weight:750;
      font-size:.94rem;
    }
    .footer-links a:hover{color:var(--primary-2);padding-left:2px}
    .footer-bottom{
      display:flex;
      justify-content:space-between;
      gap:16px;
      margin-top:34px;
      padding-top:22px;
      border-top:1px solid rgba(148,163,184,.15);
      color:var(--soft);
      font-size:.86rem;
    }
    .fab-support{
      position:fixed;
      left:16px;
      bottom:96px;
      z-index:90;
      min-width:58px;
      height:58px;
      display:inline-flex;
      align-items:center;
      justify-content:center;
      border-radius:20px;
      border:1px solid transparent;
      background:
        linear-gradient(rgba(8,9,15,.72), rgba(8,9,15,.72)) padding-box,
        linear-gradient(135deg, var(--primary-2), var(--primary), #8B5CFF) border-box;
      backdrop-filter:blur(14px);
      box-shadow:0 0 18px rgba(0,240,255,.45), 0 12px 28px rgba(0,0,0,.32);
      color:#BFFBFF;
      opacity:.68;
      transition:transform .2s ease, opacity .2s ease, box-shadow .2s ease, border-radius .2s ease;
      animation:floating 3.2s ease-in-out infinite;
    }
    .fab-support:hover{
      opacity:1;
      transform:translateY(-4px) scale(1.06);
      box-shadow:0 0 32px rgba(0,240,255,.62), 0 16px 36px rgba(0,0,0,.38);
      border-radius:18px;
    }
    .fab-support:active{transform:scale(.95) translateY(1px)}
    .fab-support i{
      font-size:1.35rem;
      text-shadow:0 0 12px rgba(0,240,255,.78);
    }
    .fab-support:hover i{animation:flicker .75s linear}
    .fab-support .notif{
      position:absolute;
      top:-5px;
      right:-5px;
      min-width:24px;
      height:24px;
      display:grid;
      place-items:center;
      padding:0 5px;
      border-radius:999px;
      background:#FF2D75;
      color:#fff;
      font-size:.68rem;
      font-weight:950;
      box-shadow:0 0 16px rgba(255,45,117,.7);
      animation:blink 1.4s ease-in-out infinite;
    }
    @keyframes floating{
      0%,100%{transform:translateY(0)}
      50%{transform:translateY(-6px)}
    }
    @keyframes blink{
      0%,100%{opacity:1}
      50%{opacity:.35}
    }
    @keyframes flicker{
      0%,20%,40%,70%,100%{opacity:1}
      10%,30%,55%{opacity:.35}
    }
    @media (max-width:1024px){
      :root{--nav-h:74px}
      .nav-wrap{gap:12px}
      .brand{min-width:auto}
      .brand-text span{display:none}
      .primary-nav{
        order:3;
        position:absolute;
        left:16px;
        right:16px;
        top:calc(var(--nav-h) + 10px);
        justify-content:flex-start;
        overflow-x:auto;
        border-radius:18px;
        scrollbar-width:none;
        background:rgba(8,9,15,.9);
        backdrop-filter:blur(18px);
      }
      .primary-nav::-webkit-scrollbar{display:none}
      .article-hero{padding-top:calc(var(--nav-h) + 98px)}
      .hero-grid,
      .content-layout,
      .split-section,
      .cta-inner,
      .footer-grid{
        grid-template-columns:1fr;
      }
      .hero-panel{max-width:520px}
      .sidebar{position:static}
      .insight{grid-template-columns:1fr 1fr}
      .footer-bottom{flex-direction:column}
    }
    @media (max-width:768px){
      .container{width:min(100% - 24px, var(--container))}
      .site-header{height:76px}
      .nav-wrap{height:76px}
      .brand-mark{width:40px;height:40px;border-radius:13px}
      .brand-text strong{font-size:.92rem}
      .nav-actions{gap:6px}
      .login-link{font-size:.86rem;padding:8px 2px}
      .nav-actions .btn{min-height:40px;padding:10px 13px;font-size:.86rem}
      .primary-nav{left:12px;right:12px;top:86px}
      .primary-nav a{font-size:.86rem;padding:9px 12px}
      .article-hero{padding-top:142px;padding-bottom:42px}
      .article-hero h1{font-size:clamp(2rem, 10vw, 3.15rem)}
      .hero-summary{font-size:1rem}
      .section{padding:54px 0}
      .article-lead{padding:22px 20px}
      .cms-content{padding:24px 20px;font-size:1rem}
      .cms-content h2{font-size:1.45rem}
      .insight{grid-template-columns:1fr}
      .cta{padding:24px}
      .signup-actions{flex-direction:column}
      .footer-grid{gap:26px}
    }
    @media (max-width:520px){
      .brand{gap:9px}
      .brand-text strong{max-width:148px;overflow:hidden;text-overflow:ellipsis}
      .nav-actions .btn{padding:9px 11px}
      .login-link{display:inline-flex}
      .hero-meta{gap:8px}
      .meta-pill{width:100%;justify-content:flex-start}
      .mini-stats{grid-template-columns:1fr}
      .article-card,
      .side-card,
      .cta,
      .visual-card{border-radius:22px}
      .feature-row{grid-template-columns:38px 1fr;padding:14px}
      .circle-icon{width:38px;height:38px}
      .fab-support{left:16px;bottom:92px;width:54px;height:54px;min-width:54px}
    }

/* roulang page: category2 */
:root{
      --bg:#08090F;
      --bg-2:#0D111E;
      --panel:rgba(15, 23, 42, .72);
      --panel-strong:rgba(13, 17, 30, .92);
      --glass:rgba(255,255,255,.075);
      --glass-2:rgba(0,82,255,.10);
      --primary:#0052FF;
      --primary-2:#00F0FF;
      --accent:#5EEBFF;
      --gold:#F8D66D;
      --green:#22C55E;
      --red:#FF4D6D;
      --text:#FFFFFF;
      --muted:#CBD5E1;
      --soft:#94A3B8;
      --line:rgba(148,163,184,.22);
      --line-bright:rgba(0,240,255,.42);
      --shadow:0 24px 80px rgba(0,0,0,.45);
      --shadow-blue:0 0 28px rgba(0,240,255,.25);
      --radius-xl:28px;
      --radius-lg:22px;
      --radius-md:16px;
      --radius-sm:12px;
      --container:1180px;
      --nav-h:78px;
      --font:Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Arial, "Helvetica Neue", sans-serif;
    }
    *{box-sizing:border-box}
    html{scroll-behavior:smooth}
    body{
      margin:0;
      font-family:var(--font);
      color:var(--text);
      line-height:1.62;
      background:
        radial-gradient(circle at 12% 8%, rgba(0,82,255,.28), transparent 32%),
        radial-gradient(circle at 88% 18%, rgba(0,240,255,.16), transparent 28%),
        linear-gradient(135deg, var(--bg) 0%, var(--bg-2) 52%, #070B16 100%);
      min-height:100vh;
      overflow-x:hidden;
    }
    body::before{
      content:"";
      position:fixed;
      inset:0;
      pointer-events:none;
      z-index:-2;
      background-image:
        linear-gradient(rgba(255,255,255,.045) 1px, transparent 1px),
        linear-gradient(90deg, rgba(255,255,255,.035) 1px, transparent 1px);
      background-size:48px 48px;
      mask-image:linear-gradient(to bottom, rgba(0,0,0,.92), rgba(0,0,0,.22));
    }
    body::after{
      content:"";
      position:fixed;
      inset:auto -15% -30% -15%;
      height:520px;
      z-index:-1;
      pointer-events:none;
      background:radial-gradient(circle, rgba(0,82,255,.24), transparent 65%);
      filter:blur(16px);
    }
    a{color:inherit;text-decoration:none;transition:color .2s ease, transform .2s ease, border-color .2s ease, background .2s ease}
    img{max-width:100%;display:block}
    button,input,select,textarea{font-family:inherit}
    button{cursor:pointer}
    .container{
      width:min(var(--container), calc(100% - 32px));
      margin-inline:auto;
    }
    .site-header{
      position:fixed;
      top:0;
      left:0;
      right:0;
      height:var(--nav-h);
      z-index:100;
      border-bottom:1px solid rgba(255,255,255,.09);
      background:rgba(8,9,15,.78);
      backdrop-filter:blur(18px);
      box-shadow:0 12px 40px rgba(0,0,0,.24);
    }
    .nav-wrap{
      height:var(--nav-h);
      display:flex;
      align-items:center;
      justify-content:space-between;
      gap:18px;
    }
    .brand{
      display:flex;
      align-items:center;
      min-width:220px;
      gap:12px;
      font-weight:900;
      letter-spacing:-.02em;
      color:#fff;
    }
    .brand-mark{
      width:44px;
      height:44px;
      display:grid;
      place-items:center;
      border:1px solid rgba(0,240,255,.42);
      border-radius:14px;
      background:linear-gradient(145deg, rgba(0,82,255,.95), rgba(0,240,255,.22));
      box-shadow:0 0 28px rgba(0,240,255,.22);
      flex:0 0 auto;
    }
    .brand-text{
      display:flex;
      flex-direction:column;
      line-height:1.12;
    }
    .brand-text strong{
      font-size:1rem;
      white-space:nowrap;
    }
    .brand-text span{
      color:var(--muted);
      font-size:.78rem;
      font-weight:700;
    }
    .primary-nav{
      display:flex;
      align-items:center;
      justify-content:center;
      gap:8px;
      padding:6px;
      border:1px solid rgba(255,255,255,.09);
      border-radius:999px;
      background:rgba(255,255,255,.045);
      max-width:100%;
    }
    .primary-nav a{
      padding:10px 14px;
      border-radius:999px;
      color:var(--muted);
      font-size:.92rem;
      font-weight:750;
      white-space:nowrap;
    }
    .primary-nav a:hover,
    .primary-nav a.active{
      color:#fff;
      background:linear-gradient(135deg, rgba(0,82,255,.68), rgba(0,240,255,.14));
      box-shadow:inset 0 0 0 1px rgba(0,240,255,.22);
    }
    .nav-actions{
      display:flex;
      align-items:center;
      gap:10px;
      flex:0 0 auto;
    }
    .login-link{
      color:#E2F8FF;
      font-weight:800;
      font-size:.94rem;
      padding:10px 4px;
      white-space:nowrap;
    }
    .login-link:hover{color:var(--primary-2)}
    .btn{
      display:inline-flex;
      align-items:center;
      justify-content:center;
      gap:9px;
      min-height:46px;
      padding:12px 18px;
      border:0;
      border-radius:999px;
      font-weight:900;
      letter-spacing:-.01em;
      color:#fff;
      position:relative;
      isolation:isolate;
      transition:transform .18s ease, box-shadow .18s ease, background .18s ease, opacity .18s ease;
      white-space:nowrap;
    }
    .btn:focus-visible,
    .primary-nav a:focus-visible,
    .brand:focus-visible,
    .footer-links a:focus-visible,
    .faq-question:focus-visible,
    .input-line input:focus-visible{
      outline:3px solid rgba(0,240,255,.55);
      outline-offset:3px;
    }
    .btn:active{transform:translateY(1px) scale(.98)}
    .btn-primary{
      background:linear-gradient(135deg, var(--primary), var(--primary-2));
      color:#fff;
      box-shadow:0 0 24px rgba(0,240,255,.34), 0 12px 26px rgba(0,82,255,.24);
    }
    .btn-primary:hover{transform:translateY(-2px);box-shadow:0 0 34px rgba(0,240,255,.48), 0 16px 30px rgba(0,82,255,.34)}
    .btn-ghost{
      border:1px solid rgba(0,240,255,.32);
      background:rgba(255,255,255,.055);
      color:#E2F8FF;
      box-shadow:inset 0 0 0 1px rgba(255,255,255,.04);
    }
    .btn-ghost:hover{background:rgba(0,240,255,.12);border-color:rgba(0,240,255,.55);transform:translateY(-2px)}
    .btn-gold{
      background:linear-gradient(135deg, #AA7A1B, var(--gold));
      color:#10131d;
      box-shadow:0 0 24px rgba(248,214,109,.28);
    }
    .btn-gold:hover{transform:translateY(-2px);box-shadow:0 0 34px rgba(248,214,109,.42)}
    main{padding-top:var(--nav-h)}
    .section{
      padding:84px 0;
      position:relative;
    }
    .section.compact{padding:62px 0}
    .eyebrow{
      display:inline-flex;
      align-items:center;
      gap:8px;
      color:#DFFBFF;
      font-size:.83rem;
      font-weight:900;
      letter-spacing:.02em;
      padding:8px 12px;
      border:1px solid rgba(0,240,255,.28);
      border-radius:999px;
      background:rgba(0,240,255,.075);
      margin-bottom:16px;
    }
    .section-title{
      font-size:clamp(2rem, 4vw, 3.35rem);
      line-height:1.08;
      letter-spacing:-.05em;
      margin:0 0 18px;
      color:#fff;
      font-weight:950;
    }
    .section-lead{
      color:var(--muted);
      max-width:760px;
      font-size:1.08rem;
      margin:0;
    }
    .muted{color:var(--muted)}
    .hero-invite{
      min-height:690px;
      display:flex;
      align-items:center;
      overflow:hidden;
      background:
        linear-gradient(90deg, rgba(8,9,15,.96), rgba(8,9,15,.72), rgba(8,9,15,.96)),
        linear-gradient(180deg, rgba(0,82,255,.10), rgba(8,9,15,.98)),
        url('/assets/images/backpic/back-3.jpg') center/cover no-repeat;
      border-bottom:1px solid rgba(255,255,255,.08);
    }
    .hero-invite::before{
      content:"";
      position:absolute;
      inset:0;
      pointer-events:none;
      background:
        radial-gradient(circle at 20% 22%, rgba(0,240,255,.26), transparent 26%),
        radial-gradient(circle at 76% 38%, rgba(0,82,255,.28), transparent 30%);
      opacity:.9;
    }
    .hero-grid{
      position:relative;
      z-index:1;
      display:grid;
      grid-template-columns:1.02fr .88fr;
      gap:42px;
      align-items:center;
    }
    .hero-copy{
      max-width:710px;
    }
    h1{
      font-size:clamp(2.45rem, 5.8vw, 5.25rem);
      line-height:.98;
      letter-spacing:-.07em;
      margin:0 0 22px;
      font-weight:950;
    }
    .hero-subtitle{
      color:#DCEBFF;
      font-size:clamp(1.03rem, 1.8vw, 1.24rem);
      max-width:690px;
      margin:0 0 28px;
    }
    .hero-actions{
      display:flex;
      flex-wrap:wrap;
      align-items:center;
      gap:14px;
      margin-top:30px;
    }
    .hero-note{
      display:flex;
      gap:10px;
      align-items:flex-start;
      margin-top:22px;
      color:var(--soft);
      font-size:.94rem;
      max-width:650px;
    }
    .hero-note i{color:var(--gold);margin-top:4px}
    .invite-panel{
      border:1px solid rgba(0,240,255,.24);
      border-radius:var(--radius-xl);
      padding:26px;
      background:
        linear-gradient(145deg, rgba(255,255,255,.105), rgba(255,255,255,.045)),
        rgba(13,17,30,.78);
      box-shadow:var(--shadow), var(--shadow-blue);
      backdrop-filter:blur(18px);
      position:relative;
      overflow:hidden;
    }
    .invite-panel::before{
      content:"";
      position:absolute;
      inset:-1px;
      background:linear-gradient(115deg, transparent, rgba(0,240,255,.18), transparent 58%);
      transform:translateX(-65%);
      animation:panelSweep 6s ease-in-out infinite;
      pointer-events:none;
    }
    @keyframes panelSweep{
      0%,48%{transform:translateX(-72%)}
      68%,100%{transform:translateX(72%)}
    }
    .panel-top{
      position:relative;
      display:flex;
      align-items:flex-start;
      justify-content:space-between;
      gap:18px;
      margin-bottom:22px;
    }
    .panel-title{
      font-size:1.35rem;
      line-height:1.2;
      font-weight:950;
      margin:0 0 8px;
    }
    .reward-chip{
      flex:0 0 auto;
      display:grid;
      place-items:center;
      width:78px;
      height:78px;
      border-radius:24px;
      background:linear-gradient(145deg, rgba(0,82,255,.9), rgba(0,240,255,.22));
      border:1px solid rgba(0,240,255,.38);
      box-shadow:0 0 30px rgba(0,240,255,.25);
      color:#fff;
      font-size:1.8rem;
    }
    .reward-row{
      position:relative;
      display:grid;
      grid-template-columns:repeat(3,1fr);
      gap:12px;
      margin:22px 0;
    }
    .reward-item{
      padding:14px;
      border-radius:18px;
      background:rgba(0,0,0,.22);
      border:1px solid rgba(255,255,255,.09);
    }
    .reward-item strong{
      display:block;
      font-size:1.25rem;
      line-height:1.1;
      color:#fff;
      margin-bottom:4px;
    }
    .reward-item span{
      color:var(--soft);
      font-size:.84rem;
      font-weight:700;
    }
    .progress-area{
      position:relative;
      padding:18px;
      border-radius:22px;
      background:rgba(0,82,255,.10);
      border:1px solid rgba(0,240,255,.18);
      margin-bottom:20px;
    }
    .progress-head{
      display:flex;
      justify-content:space-between;
      gap:16px;
      color:#EAFBFF;
      font-weight:900;
      font-size:.92rem;
      margin-bottom:12px;
    }
    .progress-track{
      height:12px;
      border-radius:999px;
      background:rgba(255,255,255,.11);
      overflow:hidden;
      box-shadow:inset 0 0 12px rgba(0,0,0,.34);
    }
    .progress-fill{
      width:72%;
      height:100%;
      border-radius:999px;
      background:linear-gradient(90deg, var(--primary), var(--primary-2), var(--green));
      box-shadow:0 0 24px rgba(0,240,255,.42);
    }
    .invite-link{
      display:grid;
      grid-template-columns:1fr auto;
      align-items:center;
      gap:10px;
      margin-top:12px;
      padding:12px 14px;
      border:1px dashed rgba(0,240,255,.38);
      border-radius:16px;
      background:rgba(255,255,255,.055);
      color:#DFFBFF;
      font-size:.9rem;
      overflow:hidden;
    }
    .copy-btn{
      border:0;
      border-radius:12px;
      padding:9px 12px;
      background:rgba(0,240,255,.14);
      color:#fff;
      font-weight:900;
      transition:transform .18s ease, background .18s ease;
    }
    .copy-btn:hover{transform:translateY(-1px);background:rgba(0,240,255,.22)}
    .pain-grid{
      display:grid;
      grid-template-columns:.9fr 1.1fr;
      gap:34px;
      align-items:start;
    }
    .pain-list{
      display:grid;
      gap:16px;
      margin-top:10px;
    }
    .pain-item{
      display:grid;
      grid-template-columns:46px 1fr;
      gap:14px;
      padding:18px 0;
      border-bottom:1px solid var(--line);
    }
    .pain-icon{
      width:46px;
      height:46px;
      display:grid;
      place-items:center;
      border-radius:16px;
      background:rgba(255,77,109,.12);
      border:1px solid rgba(255,77,109,.28);
      color:#FF89A0;
    }
    .pain-item h3,
    .solution-step h3,
    .metric h3,
    .testimonial h3,
    .method h3{
      margin:0 0 6px;
      font-size:1.06rem;
      color:#fff;
      font-weight:950;
    }
    .pain-item p,
    .solution-step p,
    .testimonial p,
    .method p{
      margin:0;
      color:var(--muted);
    }
    .image-shell{
      position:relative;
      overflow:hidden;
      border-radius:var(--radius-xl);
      border:1px solid rgba(0,240,255,.20);
      background:rgba(255,255,255,.05);
      box-shadow:var(--shadow);
    }
    .image-shell img{
      width:100%;
      min-height:420px;
      object-fit:cover;
      opacity:.88;
      filter:saturate(1.08) contrast(1.05);
    }
    .image-shell::after{
      content:"";
      position:absolute;
      inset:0;
      background:linear-gradient(180deg, transparent 36%, rgba(8,9,15,.86));
      pointer-events:none;
    }
    .image-caption{
      position:absolute;
      left:22px;
      right:22px;
      bottom:20px;
      z-index:2;
      padding:16px;
      border-radius:18px;
      background:rgba(8,9,15,.68);
      border:1px solid rgba(255,255,255,.10);
      backdrop-filter:blur(12px);
    }
    .image-caption strong{display:block;font-size:1.08rem;margin-bottom:4px}
    .image-caption span{color:var(--muted);font-size:.94rem}
    .solution-wrap{
      display:grid;
      grid-template-columns:1.05fr .95fr;
      gap:34px;
      align-items:center;
    }
    .solution-steps{
      display:grid;
      gap:14px;
    }
    .solution-step{
      display:grid;
      grid-template-columns:auto 1fr;
      gap:16px;
      align-items:start;
      padding:18px;
      border-radius:22px;
      border:1px solid rgba(255,255,255,.09);
      background:rgba(255,255,255,.055);
      backdrop-filter:blur(12px);
      transition:transform .18s ease, border-color .18s ease, background .18s ease;
    }
    .solution-step:hover{
      transform:translateX(4px);
      border-color:rgba(0,240,255,.34);
      background:rgba(0,240,255,.07);
    }
    .step-number{
      width:36px;
      height:36px;
      display:grid;
      place-items:center;
      border-radius:13px;
      background:linear-gradient(135deg, var(--primary), var(--primary-2));
      color:#fff;
      font-weight:950;
      box-shadow:0 0 18px rgba(0,240,255,.28);
    }
    .method-panel{
      padding:26px;
      border-radius:var(--radius-xl);
      background:
        linear-gradient(145deg, rgba(0,82,255,.18), rgba(255,255,255,.055)),
        rgba(13,17,30,.72);
      border:1px solid rgba(0,240,255,.22);
      box-shadow:var(--shadow-blue);
    }
    .methods{
      display:grid;
      gap:14px;
      margin-top:22px;
    }
    .method{
      display:grid;
      grid-template-columns:50px 1fr;
      gap:14px;
      align-items:start;
      padding:15px;
      border-radius:18px;
      background:rgba(0,0,0,.20);
      border:1px solid rgba(255,255,255,.08);
    }
    .method i{
      width:50px;
      height:50px;
      display:grid;
      place-items:center;
      border-radius:16px;
      color:#08111c;
      background:linear-gradient(135deg, var(--gold), #fff4b3);
      font-size:1.1rem;
    }
    .results-band{
      border-top:1px solid rgba(255,255,255,.08);
      border-bottom:1px solid rgba(255,255,255,.08);
      background:
        linear-gradient(90deg, rgba(0,82,255,.10), transparent 44%, rgba(0,240,255,.08)),
        rgba(255,255,255,.025);
    }
    .results-grid{
      display:grid;
      grid-template-columns:1fr 1.35fr;
      gap:34px;
      align-items:center;
    }
    .metrics{
      display:grid;
      grid-template-columns:repeat(2,1fr);
      gap:14px;
    }
    .metric{
      padding:20px;
      border-radius:22px;
      border:1px solid rgba(0,240,255,.18);
      background:rgba(255,255,255,.055);
      min-height:150px;
    }
    .metric strong{
      display:block;
      font-size:clamp(1.7rem,3vw,2.45rem);
      line-height:1;
      color:#fff;
      letter-spacing:-.04em;
      margin-bottom:10px;
    }
    .metric span{
      color:var(--muted);
      font-size:.95rem;
    }
    .badge-row{
      display:flex;
      flex-wrap:wrap;
      gap:10px;
      margin-top:22px;
    }
    .badge{
      display:inline-flex;
      align-items:center;
      gap:8px;
      border-radius:999px;
      padding:9px 12px;
      border:1px solid rgba(0,240,255,.22);
      background:rgba(0,240,255,.075);
      color:#E5FBFF;
      font-size:.88rem;
      font-weight:850;
    }
    .testimonial-layout{
      display:grid;
      grid-template-columns:.9fr 1.1fr;
      gap:34px;
      align-items:start;
    }
    .testimonial-stack{
      display:grid;
      gap:16px;
    }
    .testimonial{
      padding:22px;
      border-radius:24px;
      background:rgba(255,255,255,.055);
      border:1px solid rgba(255,255,255,.10);
      backdrop-filter:blur(14px);
      transition:transform .18s ease, border-color .18s ease;
    }
    .testimonial:hover{
      transform:translateY(-3px);
      border-color:rgba(0,240,255,.28);
    }
    .stars{color:var(--gold);margin-bottom:10px;letter-spacing:2px}
    .person{
      display:flex;
      align-items:center;
      gap:12px;
      margin-top:16px;
      color:#fff;
      font-weight:900;
    }
    .avatar{
      width:42px;
      height:42px;
      display:grid;
      place-items:center;
      border-radius:50%;
      background:linear-gradient(135deg, var(--primary), var(--primary-2));
      box-shadow:0 0 18px rgba(0,240,255,.24);
    }
    .checklist{
      display:grid;
      gap:12px;
      margin:24px 0 0;
      padding:0;
      list-style:none;
    }
    .checklist li{
      display:flex;
      gap:12px;
      align-items:flex-start;
      color:var(--muted);
      padding-bottom:12px;
      border-bottom:1px solid rgba(255,255,255,.08);
    }
    .checklist i{
      color:var(--green);
      margin-top:5px;
      flex:0 0 auto;
    }
    .faq-wrap{
      display:grid;
      grid-template-columns:.82fr 1.18fr;
      gap:34px;
      align-items:start;
    }
    .faq-list{
      display:grid;
      gap:12px;
    }
    .faq-item{
      border:1px solid rgba(255,255,255,.10);
      border-radius:20px;
      overflow:hidden;
      background:rgba(255,255,255,.055);
    }
    .faq-question{
      width:100%;
      display:flex;
      align-items:center;
      justify-content:space-between;
      gap:18px;
      padding:18px 20px;
      border:0;
      background:transparent;
      color:#fff;
      text-align:left;
      font-weight:950;
      font-size:1rem;
    }
    .faq-question i{color:var(--primary-2);transition:transform .2s ease}
    .faq-answer{
      display:none;
      padding:0 20px 18px;
      color:var(--muted);
    }
    .faq-item.open{
      border-color:rgba(0,240,255,.32);
      background:rgba(0,240,255,.065);
    }
    .faq-item.open .faq-answer{display:block}
    .faq-item.open .faq-question i{transform:rotate(180deg)}
    .cta-panel{
      position:relative;
      overflow:hidden;
      border-radius:var(--radius-xl);
      padding:42px;
      background:
        linear-gradient(135deg, rgba(0,82,255,.78), rgba(0,240,255,.18)),
        url('/assets/images/backpic/back-1.jpg') center/cover no-repeat;
      border:1px solid rgba(0,240,255,.32);
      box-shadow:var(--shadow), 0 0 42px rgba(0,240,255,.20);
    }
    .cta-panel::before{
      content:"";
      position:absolute;
      inset:0;
      background:linear-gradient(90deg, rgba(8,9,15,.86), rgba(8,9,15,.44));
    }
    .cta-content{
      position:relative;
      z-index:1;
      display:grid;
      grid-template-columns:1fr auto;
      gap:28px;
      align-items:center;
    }
    .cta-content h2{
      margin:0 0 12px;
      font-size:clamp(2rem,4vw,3.2rem);
      line-height:1.08;
      letter-spacing:-.05em;
      font-weight:950;
    }
    .cta-content p{
      margin:0;
      color:#DCEBFF;
      max-width:720px;
      font-size:1.05rem;
    }
    .cta-actions{
      display:flex;
      flex-direction:column;
      gap:12px;
      align-items:stretch;
    }
    .input-line{
      display:grid;
      grid-template-columns:1fr auto;
      gap:10px;
      margin-top:20px;
      max-width:620px;
      padding:8px;
      border-radius:999px;
      border:1px solid rgba(0,240,255,.22);
      background:rgba(0,0,0,.24);
    }
    .input-line input{
      min-width:0;
      border:0;
      background:transparent;
      color:#fff;
      padding:0 14px;
      box-shadow:none;
      margin:0;
      height:46px;
    }
    .input-line input::placeholder{color:#9FB3C8}
    .site-footer{
      padding:62px 0 28px;
      border-top:1px solid rgba(255,255,255,.09);
      background:rgba(5,7,13,.88);
    }
    .footer-grid{
      display:grid;
      grid-template-columns:1.35fr .55fr .65fr;
      gap:34px;
      align-items:start;
    }
    .footer-brand{
      display:flex;
      align-items:center;
      gap:12px;
      font-size:1.05rem;
      font-weight:950;
      margin-bottom:14px;
    }
    .footer-text{
      color:var(--muted);
      max-width:640px;
      margin:0 0 18px;
    }
    .trust-badges{
      display:flex;
      flex-wrap:wrap;
      gap:10px;
    }
    .trust-badge{
      display:inline-flex;
      align-items:center;
      gap:8px;
      padding:8px 11px;
      border-radius:999px;
      border:1px solid rgba(0,240,255,.20);
      background:rgba(0,240,255,.06);
      color:#E5FBFF;
      font-size:.82rem;
      font-weight:850;
    }
    .footer-col h3{
      margin:0 0 14px;
      font-size:1rem;
      font-weight:950;
      color:#fff;
    }
    .footer-links{
      list-style:none;
      padding:0;
      margin:0;
      display:grid;
      gap:10px;
    }
    .footer-links a{
      color:var(--muted);
      font-weight:750;
    }
    .footer-links a:hover{
      color:var(--primary-2);
      transform:translateX(3px);
    }
    .footer-bottom{
      display:flex;
      justify-content:space-between;
      gap:18px;
      border-top:1px solid rgba(255,255,255,.08);
      margin-top:34px;
      padding-top:20px;
      color:var(--soft);
      font-size:.86rem;
    }
    .float-fab{
      position:fixed;
      left:16px;
      bottom:96px;
      z-index:50;
      min-width:58px;
      height:58px;
      display:inline-flex;
      align-items:center;
      justify-content:center;
      gap:8px;
      padding:0 16px;
      border-radius:18px;
      color:#fff;
      background:rgba(0,0,0,.60);
      backdrop-filter:blur(14px);
      border:1px solid transparent;
      background-image:linear-gradient(rgba(0,0,0,.66), rgba(0,0,0,.66)), linear-gradient(135deg, var(--primary-2), var(--primary), #7C3AED);
      background-origin:border-box;
      background-clip:padding-box, border-box;
      box-shadow:0 0 22px rgba(0,240,255,.48);
      opacity:.68;
      font-weight:950;
      transition:transform .2s ease, opacity .2s ease, box-shadow .2s ease;
      animation:fabBreath 2.6s ease-in-out infinite;
    }
    .float-fab::after{
      content:"";
      position:absolute;
      top:7px;
      right:8px;
      width:10px;
      height:10px;
      border-radius:50%;
      background:var(--red);
      box-shadow:0 0 12px rgba(255,77,109,.9);
      animation:dotBlink 1.2s infinite;
    }
    .float-fab i{font-size:1.25rem;text-shadow:0 0 10px rgba(0,240,255,.9)}
    .float-fab:hover{
      opacity:1;
      transform:scale(1.08);
      box-shadow:0 0 34px rgba(0,240,255,.65);
      color:#fff;
    }
    .float-fab:active{transform:scale(.96) translateY(1px)}
    @keyframes fabBreath{
      0%,100%{filter:brightness(1)}
      50%{filter:brightness(1.25)}
    }
    @keyframes dotBlink{
      0%,100%{opacity:1}
      50%{opacity:.25}
    }
    @media (max-width:1024px){
      :root{--nav-h:74px}
      .nav-wrap{gap:12px}
      .brand{min-width:auto}
      .brand-text strong{font-size:.94rem}
      .brand-text span{display:none}
      .primary-nav{
        justify-content:flex-start;
        overflow-x:auto;
        scrollbar-width:none;
        flex:1 1 auto;
      }
      .primary-nav::-webkit-scrollbar{display:none}
      .primary-nav a{font-size:.86rem;padding:9px 12px}
      .hero-grid,
      .pain-grid,
      .solution-wrap,
      .results-grid,
      .testimonial-layout,
      .faq-wrap{
        grid-template-columns:1fr;
      }
      .hero-invite{min-height:auto;padding:70px 0 64px}
      .invite-panel{max-width:720px}
      .cta-content{grid-template-columns:1fr}
      .cta-actions{flex-direction:row;flex-wrap:wrap}
      .footer-grid{grid-template-columns:1fr 1fr}
      .footer-grid>div:first-child{grid-column:1/-1}
    }
    @media (max-width:768px){
      .container{width:min(100% - 24px, var(--container))}
      .site-header{height:auto;min-height:var(--nav-h)}
      .nav-wrap{
        min-height:var(--nav-h);
        flex-wrap:wrap;
        padding:10px 0;
      }
      .brand{order:1}
      .nav-actions{order:2;margin-left:auto}
      .login-link{font-size:.86rem}
      .nav-actions .btn{min-height:40px;padding:9px 13px;font-size:.86rem}
      .primary-nav{
        order:3;
        flex-basis:100%;
        width:100%;
        padding:5px;
      }
      main{padding-top:118px}
      .hero-invite{padding-top:54px}
      .section{padding:62px 0}
      .section.compact{padding:46px 0}
      .reward-row,.metrics{grid-template-columns:1fr}
      .image-shell img{min-height:320px}
      .cta-panel{padding:30px 20px}
      .input-line{grid-template-columns:1fr;border-radius:22px}
      .input-line .btn{width:100%}
      .footer-grid{grid-template-columns:1fr}
      .footer-bottom{flex-direction:column}
    }
    @media (max-width:520px){
      .brand-mark{width:40px;height:40px;border-radius:13px}
      .brand-text strong{font-size:.88rem}
      .nav-actions{gap:7px}
      .login-link{padding-inline:0}
      .hero-actions,.cta-actions{align-items:stretch;flex-direction:column}
      .hero-actions .btn,.cta-actions .btn{width:100%}
      .invite-panel{padding:20px;border-radius:22px}
      .panel-top{flex-direction:column}
      .reward-chip{width:64px;height:64px;border-radius:20px}
      .invite-link{grid-template-columns:1fr}
      .copy-btn{width:100%}
      .solution-step,.method,.pain-item{grid-template-columns:1fr}
      .float-fab{left:12px;bottom:84px;height:52px;min-width:52px;padding:0 13px}
      .float-fab span{display:none}
    }