/* roulang page: index */
:root{
      --bg:#071827;
      --bg-deep:#04111d;
      --surface:#0c2940;
      --surface-2:#103852;
      --surface-3:#102337;
      --cyan:#00e5ff;
      --cyan-soft:#70f5ff;
      --lime:#ccff00;
      --white:#f7fcff;
      --muted:#b8cbda;
      --line:rgba(118,218,235,.18);
      --shadow:0 22px 55px rgba(0,0,0,.32);
      --radius:22px;
      --radius-sm:14px;
    }
    *{box-sizing:border-box}
    html{scroll-behavior:smooth}
    body{
      margin:0;
      min-width:320px;
      color:var(--white);
      background:var(--bg-deep);
      font-family:Arial,Helvetica,sans-serif;
      font-size:16px;
      line-height:1.62;
      overflow-x:hidden;
    }
    body:before{
      content:"";
      position:fixed;
      inset:0;
      z-index:-2;
      background:
        linear-gradient(rgba(0,229,255,.026) 1px,transparent 1px),
        linear-gradient(90deg,rgba(0,229,255,.026) 1px,transparent 1px),
        radial-gradient(circle at 17% 4%,rgba(0,229,255,.13),transparent 26rem),
        radial-gradient(circle at 84% 25%,rgba(47,110,192,.15),transparent 30rem),
        var(--bg-deep);
      background-size:34px 34px,34px 34px,auto,auto,auto;
      pointer-events:none;
    }
    a{color:inherit;text-decoration:none}
    img{display:block;max-width:100%}
    button,input,textarea{font:inherit}
    button{cursor:pointer}
    :focus-visible{outline:3px solid var(--lime);outline-offset:3px}
    .container{width:min(1180px,calc(100% - 40px));margin:0 auto}
    .skip-link{
      position:absolute;left:-9999px;top:10px;background:var(--lime);color:#06121e;
      padding:9px 14px;border-radius:8px;font-weight:800;z-index:100;
    }
    .skip-link:focus{left:14px}
    .site-header{
      position:sticky;top:0;z-index:40;
      background:rgba(4,17,29,.84);
      border-bottom:1px solid rgba(112,245,255,.15);
      backdrop-filter:blur(16px);
    }
    .header-inner{min-height:74px;display:flex;align-items:center;gap:24px}
    .brand{display:flex;align-items:center;gap:10px;min-width:205px;font-weight:800;letter-spacing:-.02em}
    .brand-mark{
      display:grid;place-items:center;width:38px;height:38px;flex:0 0 38px;
      color:#031621;background:linear-gradient(135deg,var(--cyan),#55aefc);
      border-radius:12px;box-shadow:0 0 22px rgba(0,229,255,.35);
      font-size:20px;
    }
    .brand-name{font-size:14px;line-height:1.25;color:#e9fbff}
    .brand-name strong{display:block;color:var(--cyan);font-size:12px;letter-spacing:.08em;text-transform:uppercase}
    .nav-links{display:flex;align-items:center;justify-content:flex-end;gap:4px;margin-left:auto}
    .nav-links a{
      padding:9px 11px;color:var(--muted);font-size:14px;font-weight:700;
      border-radius:10px;transition:.2s ease;
    }
    .nav-links a:hover,.nav-links a.active{color:var(--white);background:rgba(0,229,255,.1)}
    .nav-links a.active{box-shadow:inset 0 -2px 0 var(--cyan)}
    .menu-toggle{
      display:none;border:1px solid var(--line);background:#0b2940;color:var(--white);
      padding:8px 10px;border-radius:10px
    }
    .hero{padding:52px 0 34px}
    .hero-shell{
      position:relative;overflow:hidden;border:1px solid rgba(112,245,255,.25);
      border-radius:28px;background:#08253c;box-shadow:var(--shadow);
      min-height:510px;
    }
    .hero-shell:before{
      content:"";position:absolute;inset:0;z-index:0;
      background:
        linear-gradient(90deg,rgba(4,17,29,.96) 0%,rgba(4,20,34,.89) 48%,rgba(4,25,43,.67) 100%),
        url('/assets/images/backpic/back-1.jpg') center/cover no-repeat;
    }
    .hero-shell:after{
      content:"";position:absolute;width:560px;height:560px;right:-170px;bottom:-310px;
      border:1px solid rgba(0,229,255,.26);border-radius:50%;
      box-shadow:0 0 0 45px rgba(0,229,255,.035),0 0 0 90px rgba(0,229,255,.025);
    }
    .hero-grid{
      position:relative;z-index:1;display:grid;grid-template-columns:minmax(0,1.1fr) minmax(330px,.9fr);
      gap:38px;align-items:center;padding:56px;
    }
    .eyebrow{
      display:inline-flex;align-items:center;gap:8px;margin-bottom:17px;padding:6px 10px;
      border:1px solid rgba(0,229,255,.32);border-radius:999px;background:rgba(0,229,255,.08);
      color:var(--cyan-soft);font-size:12px;font-weight:800;letter-spacing:.08em;text-transform:uppercase;
    }
    .pulse-dot{width:7px;height:7px;background:var(--lime);border-radius:50%;box-shadow:0 0 0 5px rgba(204,255,0,.12);animation:pulse 1.8s infinite}
    h1,h2,h3,p{margin-top:0}
    h1{max-width:760px;margin-bottom:18px;font-size:clamp(32px,4vw,55px);line-height:1.09;letter-spacing:-.045em}
    .hero-copy{max-width:680px;margin-bottom:26px;color:#d3e3eb;font-size:17px}
    .button-row{display:flex;flex-wrap:wrap;gap:12px}
    .btn{
      display:inline-flex;align-items:center;justify-content:center;gap:9px;padding:12px 17px;
      min-height:45px;border:1px solid transparent;border-radius:12px;font-size:14px;font-weight:800;
      transition:transform .2s ease,box-shadow .2s ease,background .2s ease;
    }
    .btn:hover{transform:translateY(-2px)}
    .btn:active{transform:translateY(1px)}
    .btn-primary{color:#03121b;background:var(--lime);box-shadow:0 9px 25px rgba(204,255,0,.18)}
    .btn-primary:hover{box-shadow:0 12px 31px rgba(204,255,0,.31);background:#ddff48}
    .btn-secondary{border-color:rgba(112,245,255,.38);color:var(--cyan-soft);background:rgba(0,229,255,.08)}
    .btn-secondary:hover{background:rgba(0,229,255,.15);box-shadow:0 10px 25px rgba(0,229,255,.12)}
    .quick-stats{display:flex;flex-wrap:wrap;gap:22px;margin-top:34px}
    .quick-stats div{padding-left:12px;border-left:2px solid var(--cyan)}
    .quick-stats strong{display:block;color:var(--white);font-size:19px;line-height:1.2}
    .quick-stats span{color:var(--muted);font-size:12px}
    .rank-board{
      position:relative;z-index:2;padding:18px;border:1px solid rgba(112,245,255,.27);
      background:linear-gradient(145deg,rgba(13,53,78,.92),rgba(4,18,30,.9));
      border-radius:20px;box-shadow:0 18px 38px rgba(0,0,0,.28);
    }
    .rank-head{display:flex;justify-content:space-between;align-items:center;margin-bottom:13px}
    .rank-head strong{font-size:15px}
    .live{color:var(--lime);font-size:11px;font-weight:800;text-transform:uppercase;letter-spacing:.08em}
    .rank-item{
      display:grid;grid-template-columns:32px 1fr auto;align-items:center;gap:10px;
      padding:11px 0;border-top:1px solid rgba(186,227,243,.12)
    }
    .rank-num{display:grid;place-items:center;width:28px;height:28px;border-radius:9px;background:#123a55;color:var(--cyan);font-weight:800;font-size:13px}
    .rank-item:first-of-type .rank-num{background:var(--lime);color:#072033}
    .rank-game{font-size:13px;font-weight:800}
    .rank-game small{display:block;color:var(--muted);font-weight:400;font-size:11px}
    .rank-score{color:#dffcff;font-size:12px;font-weight:800}
    .section{padding:74px 0}
    .section-dark{background:linear-gradient(180deg,rgba(10,39,61,.74),rgba(4,17,29,.4));border-top:1px solid rgba(118,218,235,.1);border-bottom:1px solid rgba(118,218,235,.1)}
    .section-head{max-width:730px;margin-bottom:33px}
    .section-kicker{margin:0 0 8px;color:var(--cyan);font-size:12px;font-weight:800;letter-spacing:.1em;text-transform:uppercase}
    h2{margin-bottom:11px;font-size:clamp(26px,3vw,38px);line-height:1.18;letter-spacing:-.035em}
    h3{font-size:19px;line-height:1.3;letter-spacing:-.02em}
    .section-intro{margin:0;color:var(--muted);font-size:16px}
    .case-layout{display:grid;grid-template-columns:.87fr 1.13fr;gap:48px;align-items:center}
    .image-frame{position:relative;overflow:hidden;border-radius:20px;border:1px solid rgba(112,245,255,.19);min-height:365px}
    .image-frame:after{content:"";position:absolute;inset:0;background:linear-gradient(180deg,transparent 40%,rgba(2,15,26,.74))}
    .image-frame img{width:100%;height:100%;min-height:365px;object-fit:cover}
    .image-caption{position:absolute;z-index:1;bottom:22px;left:22px;right:22px}
    .image-caption strong{display:block;font-size:20px}
    .image-caption span{color:#d3e3eb;font-size:13px}
    .case-list{display:grid;gap:0}
    .case-item{display:grid;grid-template-columns:55px 1fr;gap:16px;padding:18px 0;border-bottom:1px solid var(--line)}
    .case-item:first-child{padding-top:0}
    .case-icon{
      display:grid;place-items:center;width:45px;height:45px;border-radius:14px;
      background:rgba(0,229,255,.09);border:1px solid rgba(0,229,255,.18);font-size:21px
    }
    .case-item h3{margin-bottom:5px}
    .case-item p{margin:0;color:var(--muted);font-size:14px}
    .metrics-grid{display:grid;grid-template-columns:1.05fr .95fr;gap:26px;align-items:stretch}
    .metric-feature{
      position:relative;overflow:hidden;padding:31px;border:1px solid rgba(0,229,255,.25);
      border-radius:var(--radius);background:linear-gradient(135deg,#0e3a58,#0b263c);
    }
    .metric-feature:after{content:"";position:absolute;right:-55px;bottom:-75px;width:230px;height:230px;border-radius:50%;border:28px solid rgba(0,229,255,.07)}
    .metric-feature h3{max-width:420px;margin-bottom:10px;font-size:25px}
    .metric-feature p{position:relative;z-index:1;max-width:500px;color:#c4d9e5}
    .bar-set{position:relative;z-index:1;margin-top:24px;display:grid;gap:15px}
    .bar-label{display:flex;justify-content:space-between;margin-bottom:6px;color:#dff4fa;font-size:13px;font-weight:700}
    .bar{height:9px;overflow:hidden;border-radius:999px;background:rgba(1,11,20,.43)}
    .bar i{display:block;height:100%;border-radius:inherit;background:linear-gradient(90deg,var(--cyan),var(--lime));box-shadow:0 0 12px rgba(0,229,255,.36)}
    .metric-small-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:16px}
    .metric-small{padding:23px 20px;border:1px solid var(--line);border-radius:18px;background:rgba(12,41,64,.73)}
    .metric-small strong{display:block;margin-bottom:5px;color:var(--cyan);font-size:31px;line-height:1;font-variant-numeric:tabular-nums}
    .metric-small p{margin:0;color:var(--muted);font-size:13px}
    .compare-wrap{display:grid;grid-template-columns:.95fr 1.05fr;gap:43px;align-items:start}
    .compare-intro{position:sticky;top:100px}
    .compare-intro p{max-width:430px;color:var(--muted)}
    .check-list{display:grid;gap:12px;margin:24px 0 0;padding:0;list-style:none}
    .check-list li{position:relative;padding-left:28px;color:#d8e7ee;font-size:14px}
    .check-list li:before{content:"✓";position:absolute;left:0;top:1px;color:var(--lime);font-weight:900}
    .compare-table{border:1px solid var(--line);border-radius:18px;overflow:hidden;background:rgba(7,30,48,.72)}
    .compare-row{display:grid;grid-template-columns:1.2fr 1fr 1fr;gap:10px;padding:15px 17px;border-bottom:1px solid var(--line);font-size:14px}
    .compare-row:last-child{border-bottom:0}
    .compare-row.header{background:rgba(0,229,255,.09);color:var(--cyan);font-size:12px;font-weight:800;text-transform:uppercase;letter-spacing:.06em}
    .compare-row span:nth-child(2){color:#effbff}
    .compare-row span:nth-child(3){color:#bbd0dc}
    .compare-row .good{color:var(--lime);font-weight:800}
    .topic-strip{display:flex;flex-wrap:wrap;gap:10px;margin-top:23px}
    .topic-link{
      display:inline-flex;align-items:center;gap:8px;padding:10px 13px;border-radius:999px;
      color:#cbeefa;background:#0b2e48;border:1px solid rgba(112,245,255,.2);font-size:13px;font-weight:700;transition:.2s
    }
    .topic-link:hover{transform:translateY(-2px);color:#03121b;background:var(--cyan)}
    .news-layout{display:grid;grid-template-columns:1.25fr .75fr;gap:30px}
    .news-list{border-top:1px solid var(--line)}
    .news-item{display:grid;grid-template-columns:96px 1fr auto;gap:18px;align-items:center;padding:18px 0;border-bottom:1px solid var(--line);transition:.2s}
    .news-item:hover{padding-left:9px;background:rgba(0,229,255,.035)}
    .news-date{color:var(--cyan);font-size:12px;font-weight:800}
    .news-item h3{margin:0 0 3px;font-size:17px}
    .news-item p{margin:0;color:var(--muted);font-size:13px}
    .news-arrow{color:var(--lime);font-size:21px;font-weight:700}
    .news-aside{padding:27px;border:1px solid rgba(204,255,0,.22);border-radius:20px;background:linear-gradient(145deg,#123b4d,#0b293d)}
    .news-aside img{width:100%;height:150px;margin-bottom:20px;object-fit:cover;border-radius:13px}
    .news-aside h3{margin-bottom:8px;font-size:22px}
    .news-aside p{color:#c6dae2;font-size:14px}
    .news-aside .btn{margin-top:7px}
    .empty-updates{padding:24px;color:var(--muted);border-bottom:1px solid var(--line)}
    .safety-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:20px}
    .safety-item{padding:4px 17px 4px 0;border-right:1px solid var(--line)}
    .safety-item:last-child{border-right:0}
    .safety-item span{display:block;margin-bottom:8px;font-size:24px}
    .safety-item h3{margin-bottom:5px;font-size:17px}
    .safety-item p{margin:0;color:var(--muted);font-size:14px}
    .faq-layout{display:grid;grid-template-columns:.74fr 1.26fr;gap:49px;align-items:start}
    .faq-note{padding:24px;border-left:3px solid var(--lime);background:rgba(204,255,0,.055)}
    .faq-note p{margin:0;color:#d9ebd8;font-size:15px}
    .faq-list{border-top:1px solid var(--line)}
    details{border-bottom:1px solid var(--line)}
    summary{position:relative;padding:18px 32px 18px 0;color:#effbff;font-weight:800;cursor:pointer;list-style:none}
    summary::-webkit-details-marker{display:none}
    summary:after{content:"+";position:absolute;right:3px;top:13px;color:var(--cyan);font-size:25px;font-weight:400}
    details[open] summary:after{content:"−"}
    details p{margin:0 0 19px;color:var(--muted);font-size:14px}
    .consult{padding:34px 0 78px}
    .consult-box{
      position:relative;overflow:hidden;display:grid;grid-template-columns:1fr .9fr;gap:40px;
      padding:42px 47px;border-radius:25px;background:linear-gradient(108deg,#00c5dc,#1169ad);
      color:#041929;box-shadow:0 22px 45px rgba(0,156,202,.16)
    }
    .consult-box:before{content:"";position:absolute;right:-50px;top:-155px;width:350px;height:350px;border-radius:50%;border:48px solid rgba(255,255,255,.13)}
    .consult-box h2{position:relative;margin-bottom:10px;color:#031824}
    .consult-box p{position:relative;margin:0;color:#07364b}
    .consult-form{position:relative;display:grid;grid-template-columns:1fr auto;gap:10px;align-self:center}
    .consult-form input{
      width:100%;min-width:0;padding:13px 14px;border:1px solid rgba(2,31,42,.25);
      outline:0;border-radius:11px;background:rgba(255,255,255,.94);color:#062033
    }
    .consult-form input::placeholder{color:#60808f}
    .consult-form button{border:0;color:#edfff1;background:#062536}
    .consult-form button:hover{background:#041923;box-shadow:0 9px 22px rgba(0,0,0,.18)}
    .form-note{grid-column:1/-1;margin:0;color:#07384a;font-size:12px}
    .site-footer{padding:48px 0 28px;border-top:1px solid var(--line);background:#04111d}
    .footer-grid{display:grid;grid-template-columns:1.25fr .75fr .8fr;gap:35px;padding-bottom:31px}
    .footer-copy{max-width:450px;margin:13px 0 0;color:var(--muted);font-size:13px}
    .footer-title{margin:3px 0 12px;color:#e9fbff;font-size:14px;font-weight:800}
    .footer-links{display:grid;gap:8px}
    .footer-links a{color:var(--muted);font-size:13px;transition:.2s}
    .footer-links a:hover{color:var(--cyan);padding-left:4px}
    .footer-bottom{display:flex;justify-content:space-between;gap:20px;padding-top:18px;border-top:1px solid var(--line);color:#7795a8;font-size:12px}
    .fab{
      position:fixed;left:16px;bottom:96px;z-index:35;display:flex;align-items:center;gap:9px;
      padding:11px 14px;border:1px solid transparent;border-radius:14px;color:#dfffff;
      background:linear-gradient(#071827,#071827) padding-box,linear-gradient(90deg,var(--cyan),var(--lime)) border-box;
      box-shadow:0 0 19px rgba(0,229,255,.42);opacity:.75;transition:.25s;
      animation:fabFloat 3.2s ease-in-out infinite;
    }
    .fab:hover{opacity:1;transform:scale(1.06);box-shadow:0 0 31px rgba(0,229,255,.7)}
    .fab:active{transform:scale(.96)}
    .fab-icon{color:var(--cyan);font-size:20px;text-shadow:0 0 9px var(--cyan)}
    .fab-text{font-size:12px;font-weight:800}
    @keyframes pulse{50%{transform:scale(1.45);opacity:.55}}
    @keyframes fabFloat{50%{translate:0 -7px}}
    @media (max-width:1024px){
      .header-inner{gap:12px}
      .brand{min-width:180px}
      .nav-links a{padding:8px 7px;font-size:12px}
      .hero-grid{padding:42px;gap:28px}
      .case-layout,.compare-wrap,.faq-layout{gap:32px}
      .footer-grid{grid-template-columns:1.1fr .9fr}
      .footer-grid>div:last-child{grid-column:1/-1}
    }
    @media (max-width:768px){
      .container{width:min(100% - 28px,1180px)}
      .header-inner{min-height:65px;flex-wrap:wrap;padding:8px 0}
      .brand{min-width:0;margin-right:auto}
      .brand-name{font-size:12px}
      .menu-toggle{display:block}
      .nav-links{display:none;order:3;width:100%;margin:0;padding:6px 0 1px;overflow-x:auto;justify-content:flex-start;white-space:nowrap}
      .nav-links.is-open{display:flex}
      .nav-links a{font-size:13px;padding:8px 10px}
      .hero{padding-top:26px}
      .hero-shell{min-height:auto;border-radius:22px}
      .hero-grid,.case-layout,.metrics-grid,.compare-wrap,.news-layout,.faq-layout,.consult-box{grid-template-columns:1fr}
      .hero-grid{padding:34px 25px}
      .rank-board{max-width:550px}
      .quick-stats{gap:15px}
      .section{padding:57px 0}
      .compare-intro{position:static}
      .image-frame,.image-frame img{min-height:280px}
      .safety-grid{grid-template-columns:1fr;gap:17px}
      .safety-item{padding:0 0 17px;border-right:0;border-bottom:1px solid var(--line)}
      .safety-item:last-child{border-bottom:0;padding-bottom:0}
      .consult-box{padding:31px 25px;gap:23px}
      .footer-grid{grid-template-columns:1fr;gap:24px}
      .footer-grid>div:last-child{grid-column:auto}
    }
    @media (max-width:520px){
      h1{font-size:32px}
      h2{font-size:26px}
      .hero-copy{font-size:15px}
      .button-row .btn{width:100%}
      .quick-stats{display:grid;grid-template-columns:1fr 1fr}
      .metric-small-grid{gap:10px}
      .metric-small{padding:18px 14px}
      .metric-small strong{font-size:25px}
      .compare-row{grid-template-columns:1.05fr .9fr .9fr;padding:13px 11px;gap:7px;font-size:12px}
      .news-item{grid-template-columns:1fr auto;gap:7px;padding:15px 0}
      .news-date{grid-column:1/-1}
      .news-item p{display:none}
      .news-item h3{font-size:15px}
      .consult-form{grid-template-columns:1fr}
      .consult-form .btn{width:100%}
      .footer-bottom{display:block}
      .footer-bottom span{display:block;margin-bottom:6px}
      .fab{bottom:22px;padding:10px 12px}
      .fab-text{display:none}
    }

/* roulang page: category1 */
:root{
      --bg:#071827;
      --bg-deep:#04111d;
      --surface:#0c2940;
      --surface-2:#103852;
      --surface-3:#102337;
      --cyan:#00e5ff;
      --cyan-soft:#70f5ff;
      --lime:#ccff00;
      --white:#f7fcff;
      --muted:#b8cbda;
      --line:rgba(118,218,235,.18);
      --shadow:0 22px 55px rgba(0,0,0,.32);
      --radius:22px;
      --radius-sm:14px;
    }
    *{box-sizing:border-box}
    html{scroll-behavior:smooth}
    body{
      margin:0;min-width:320px;color:var(--white);background:var(--bg-deep);
      font-family:Arial,Helvetica,sans-serif;font-size:16px;line-height:1.62;overflow-x:hidden;
    }
    body:before{
      content:"";position:fixed;inset:0;z-index:-2;
      background:
        linear-gradient(rgba(0,229,255,.026) 1px,transparent 1px),
        linear-gradient(90deg,rgba(0,229,255,.026) 1px,transparent 1px),
        radial-gradient(circle at 17% 4%,rgba(0,229,255,.13),transparent 26rem),
        radial-gradient(circle at 84% 25%,rgba(47,110,192,.15),transparent 30rem),
        var(--bg-deep);
      background-size:34px 34px,34px 34px,auto,auto,auto;pointer-events:none;
    }
    a{color:inherit;text-decoration:none}
    img{display:block;max-width:100%}
    button,input{font:inherit}
    button{cursor:pointer}
    :focus-visible{outline:3px solid var(--lime);outline-offset:3px}
    h1,h2,h3,p{margin-top:0}
    h1{font-size:clamp(2.05rem,4.3vw,4.3rem);line-height:1.08;letter-spacing:-.05em;margin-bottom:20px}
    h2{font-size:clamp(1.65rem,3vw,2.55rem);line-height:1.16;letter-spacing:-.035em;margin-bottom:13px}
    h3{font-size:1.08rem;line-height:1.32;margin-bottom:8px}
    .container{width:min(1180px,calc(100% - 40px));margin:0 auto}
    .site-header{
      position:sticky;top:0;z-index:40;background:rgba(4,17,29,.84);
      border-bottom:1px solid rgba(112,245,255,.15);backdrop-filter:blur(16px);
    }
    .header-inner{min-height:74px;display:flex;align-items:center;gap:24px}
    .brand{display:flex;align-items:center;gap:10px;min-width:205px;font-weight:800;letter-spacing:-.02em}
    .brand-mark{
      display:grid;place-items:center;width:38px;height:38px;flex:0 0 38px;color:#031621;
      background:linear-gradient(135deg,var(--cyan),#55aefc);border-radius:12px;
      box-shadow:0 0 22px rgba(0,229,255,.35);font-size:20px;
    }
    .brand-name{font-size:14px;line-height:1.25;color:#e9fbff}
    .brand-name strong{display:block;color:var(--cyan);font-size:12px;letter-spacing:.08em;text-transform:uppercase}
    .nav-links{display:flex;align-items:center;justify-content:flex-end;gap:4px;margin-left:auto}
    .nav-links a{
      padding:9px 11px;color:var(--muted);font-size:14px;font-weight:700;border-radius:10px;transition:.2s ease;
    }
    .nav-links a:hover,.nav-links a.active{color:var(--white);background:rgba(0,229,255,.1)}
    .nav-links a.active{box-shadow:inset 0 -2px 0 var(--cyan)}
    .menu-toggle{
      display:none;border:1px solid var(--line);background:#0b2940;color:var(--white);padding:8px 10px;border-radius:10px
    }
    .hero{padding:42px 0 30px}
    .hero-shell{
      position:relative;overflow:hidden;min-height:500px;border:1px solid rgba(112,245,255,.25);
      border-radius:28px;background:#08253c;box-shadow:var(--shadow);
    }
    .hero-shell:before{
      content:"";position:absolute;inset:0;
      background:
        linear-gradient(90deg,rgba(4,17,29,.97) 0%,rgba(4,20,34,.89) 48%,rgba(4,25,43,.54) 100%),
        url('/assets/images/backpic/back-2.jpg') center/cover no-repeat;
    }
    .hero-shell:after{
      content:"";position:absolute;right:-118px;bottom:-208px;width:465px;height:465px;border-radius:50%;
      border:1px solid rgba(0,229,255,.3);box-shadow:0 0 0 43px rgba(0,229,255,.035),0 0 0 89px rgba(0,229,255,.02);
    }
    .hero-grid{
      position:relative;z-index:1;display:grid;grid-template-columns:minmax(0,1.12fr) minmax(290px,.78fr);
      gap:42px;align-items:center;padding:52px;
    }
    .eyebrow{
      display:inline-flex;align-items:center;gap:8px;margin-bottom:17px;padding:6px 10px;border:1px solid rgba(0,229,255,.32);
      border-radius:999px;background:rgba(0,229,255,.08);color:var(--cyan-soft);font-size:12px;font-weight:800;
      letter-spacing:.08em;text-transform:uppercase;
    }
    .hero-copy{max-width:690px;margin-bottom:24px;color:#d3e3eb;font-size:17px}
    .button-row{display:flex;flex-wrap:wrap;gap:12px}
    .btn{
      display:inline-flex;align-items:center;justify-content:center;gap:9px;padding:12px 17px;min-height:46px;
      border:1px solid transparent;border-radius:12px;font-size:14px;font-weight:800;
      transition:transform .2s ease,box-shadow .2s ease,background .2s ease;
    }
    .btn:hover{transform:translateY(-2px)}
    .btn:active{transform:translateY(1px)}
    .btn-primary{color:#03121b;background:var(--lime);box-shadow:0 9px 25px rgba(204,255,0,.18)}
    .btn-primary:hover{box-shadow:0 12px 31px rgba(204,255,0,.31);background:#ddff48}
    .btn-secondary{border-color:rgba(112,245,255,.38);color:var(--cyan-soft);background:rgba(0,229,255,.08)}
    .btn-secondary:hover{background:rgba(0,229,255,.15);box-shadow:0 10px 25px rgba(0,229,255,.12)}
    .deadline-bar{
      display:flex;align-items:center;gap:13px;padding:13px 16px;margin-top:25px;max-width:585px;
      border:1px solid rgba(204,255,0,.28);border-radius:14px;background:rgba(3,18,29,.65);backdrop-filter:blur(6px);
    }
    .pulse-dot{width:9px;height:9px;border-radius:50%;background:var(--lime);box-shadow:0 0 0 5px rgba(204,255,0,.1),0 0 15px var(--lime);animation:pulse 1.8s infinite}
    .deadline-bar small{color:var(--muted);display:block;line-height:1.2}
    .deadline-bar strong{display:block;color:var(--white);font-size:14px}
    .hero-panel{
      position:relative;z-index:2;padding:22px;border:1px solid rgba(112,245,255,.26);border-radius:20px;
      background:linear-gradient(160deg,rgba(10,48,73,.9),rgba(6,24,40,.82));backdrop-filter:blur(9px);
    }
    .panel-label{margin:0 0 12px;color:var(--cyan);font-size:12px;font-weight:800;letter-spacing:.09em;text-transform:uppercase}
    .rank-item{display:grid;grid-template-columns:32px 1fr auto;align-items:center;gap:10px;padding:11px 0;border-top:1px solid rgba(186,227,243,.12)}
    .rank-num{display:grid;place-items:center;width:27px;height:27px;border-radius:8px;background:rgba(112,245,255,.13);color:var(--cyan-soft);font-size:12px;font-weight:900}
    .rank-item:first-of-type .rank-num{background:var(--lime);color:#072033}
    .rank-item strong{font-size:14px}
    .rank-item span:last-child{color:var(--muted);font-size:12px}
    .section{padding:74px 0}
    .section-dark{background:linear-gradient(180deg,rgba(10,39,61,.74),rgba(4,17,29,.4));border-top:1px solid rgba(118,218,235,.1);border-bottom:1px solid rgba(118,218,235,.1)}
    .section-head{max-width:760px;margin-bottom:34px}
    .section-kicker{margin:0 0 8px;color:var(--cyan);font-size:12px;font-weight:800;letter-spacing:.1em;text-transform:uppercase}
    .section-intro{margin:0;color:var(--muted);font-size:16px}
    .snapshot-grid{display:grid;grid-template-columns:1.05fr .95fr;gap:28px;align-items:stretch}
    .metric-feature{
      position:relative;overflow:hidden;padding:32px;border:1px solid rgba(0,229,255,.25);border-radius:var(--radius);
      background:linear-gradient(135deg,#0e3a58,#0b263c);
    }
    .metric-feature:after{content:"";position:absolute;right:-55px;bottom:-75px;width:230px;height:230px;border-radius:50%;border:28px solid rgba(0,229,255,.07)}
    .metric-feature p{position:relative;z-index:1;max-width:535px;color:#c4d9e5}
    .metrics-line{position:relative;z-index:1;display:grid;grid-template-columns:repeat(3,1fr);gap:12px;margin-top:24px}
    .metric-number{color:var(--lime);font-size:27px;font-weight:900;line-height:1}
    .metric-label{margin-top:5px;color:var(--muted);font-size:12px;line-height:1.35}
    .compact-checks{display:grid;gap:13px;margin:0;padding:3px 0 0;list-style:none}
    .compact-checks li{position:relative;padding:13px 15px 13px 42px;border-bottom:1px solid var(--line);color:#d5e6ee}
    .compact-checks li:before{content:"✓";position:absolute;left:14px;top:13px;color:var(--lime);font-weight:900}
    .choice-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:17px}
    .choice-card{
      position:relative;overflow:hidden;min-height:243px;padding:25px;border:1px solid var(--line);border-radius:var(--radius-sm);
      background:rgba(11,40,61,.72);transition:transform .22s ease,border-color .22s ease,box-shadow .22s ease;
    }
    .choice-card:hover{transform:translateY(-5px);border-color:rgba(0,229,255,.62);box-shadow:0 15px 34px rgba(0,229,255,.12)}
    .choice-card:before{content:"";position:absolute;inset:0;opacity:.2;background-position:center;background-size:cover;transition:opacity .25s ease}
    .choice-card:hover:before{opacity:.32}
    .choice-card > *{position:relative;z-index:1}
    .choice-card.one:before{background-image:url('/assets/images/coverpic/cover-1.jpg')}
    .choice-card.two:before{background-image:url('/assets/images/coverpic/cover-4.jpg')}
    .choice-card.three:before{background-image:url('/assets/images/coverpic/cover-7.jpg')}
    .choice-card.four:before{background-image:url('/assets/images/coverpic/cover-9.jpg')}
    .game-tag{display:inline-flex;padding:5px 9px;border-radius:999px;background:rgba(204,255,0,.14);border:1px solid rgba(204,255,0,.28);color:var(--lime);font-size:11px;font-weight:800}
    .choice-card h3{margin-top:45px;font-size:20px}
    .choice-card p{margin:0;color:#d2e0e8;font-size:14px}
    .compare-wrap{display:grid;grid-template-columns:.86fr 1.14fr;gap:42px;align-items:start}
    .compare-copy{position:sticky;top:96px}
    .compare-copy p{color:var(--muted)}
    .compare-list{border-top:1px solid var(--line)}
    .compare-row{display:grid;grid-template-columns:1.2fr .8fr .8fr;gap:18px;padding:16px 0;border-bottom:1px solid var(--line);align-items:center}
    .compare-row.header{padding:0 0 10px;color:var(--cyan);font-size:12px;font-weight:800;letter-spacing:.08em;text-transform:uppercase}
    .compare-row strong{font-size:15px}
    .compare-row span{color:var(--muted);font-size:14px}
    .yes{color:var(--lime)!important;font-weight:800}
    .guide-layout{display:grid;grid-template-columns:.88fr 1.12fr;gap:42px;align-items:center}
    .image-frame{position:relative;overflow:hidden;min-height:375px;border-radius:var(--radius);border:1px solid rgba(0,229,255,.22);box-shadow:var(--shadow)}
    .image-frame img{width:100%;height:375px;object-fit:cover}
    .image-frame:after{content:"";position:absolute;inset:auto 0 0;height:44%;background:linear-gradient(transparent,rgba(4,17,29,.76))}
    .steps{counter-reset:guide;margin:0;padding:0;list-style:none}
    .steps li{position:relative;padding:0 0 24px 61px;counter-increment:guide}
    .steps li:before{
      content:"0" counter(guide);position:absolute;left:0;top:0;display:grid;place-items:center;width:39px;height:39px;
      color:#021821;background:var(--cyan);border-radius:11px;font-size:12px;font-weight:900;
    }
    .steps li:not(:last-child):after{content:"";position:absolute;left:19px;top:45px;width:1px;height:calc(100% - 29px);background:var(--line)}
    .steps h3{margin-bottom:4px}
    .steps p{margin:0;color:var(--muted);font-size:14px}
    .faq-layout{display:grid;grid-template-columns:.75fr 1.25fr;gap:48px;align-items:start}
    .faq-copy{color:var(--muted)}
    .faq-list{border-top:1px solid var(--line)}
    .faq-item{border-bottom:1px solid var(--line)}
    .faq-item button{
      display:flex;width:100%;align-items:center;justify-content:space-between;gap:20px;padding:19px 0;border:0;
      background:transparent;color:var(--white);text-align:left;font-weight:800;font-size:16px;
    }
    .faq-icon{color:var(--cyan);font-size:24px;font-weight:400;transition:transform .2s ease}
    .faq-answer{display:none;padding:0 35px 19px 0;color:var(--muted);font-size:14px}
    .faq-item.open .faq-answer{display:block}
    .faq-item.open .faq-icon{transform:rotate(45deg)}
    .cta-section{padding:42px 0 74px}
    .cta-box{
      position:relative;overflow:hidden;padding:43px 48px;border:1px solid rgba(204,255,0,.32);border-radius:var(--radius);
      background:linear-gradient(110deg,#103c4f,#0c2940 57%,#092033);box-shadow:var(--shadow);
    }
    .cta-box:after{content:"";position:absolute;right:-75px;top:-115px;width:290px;height:290px;border-radius:50%;border:38px solid rgba(204,255,0,.07)}
    .cta-box h2,.cta-box p,.cta-box .button-row{position:relative;z-index:1}
    .cta-box p{max-width:720px;margin-bottom:23px;color:#d2e3e9}
    .site-footer{padding:48px 0 22px;border-top:1px solid var(--line);background:#041421}
    .footer-grid{display:grid;grid-template-columns:1.45fr .8fr .85fr;gap:42px}
    .footer-copy{max-width:455px;margin:17px 0 0;color:var(--muted);font-size:14px}
    .footer-title{margin:2px 0 13px;color:var(--cyan-soft);font-size:12px;font-weight:800;letter-spacing:.09em;text-transform:uppercase}
    .footer-links{display:grid;gap:9px}
    .footer-links a{color:var(--muted);font-size:14px;transition:color .2s ease}
    .footer-links a:hover{color:var(--cyan)}
    .footer-bottom{display:flex;justify-content:space-between;gap:20px;padding-top:27px;margin-top:34px;border-top:1px solid var(--line);color:#8fa9b8;font-size:12px}
    .fab{
      position:fixed;left:16px;bottom:96px;z-index:50;display:grid;place-items:center;width:54px;height:54px;
      border:1px solid transparent;border-radius:17px;color:var(--cyan);font-size:22px;background:
      linear-gradient(#071827,#071827) padding-box,linear-gradient(135deg,var(--lime),var(--cyan)) border-box;
      box-shadow:0 0 17px rgba(0,240,255,.44);opacity:.72;animation:float 3s ease-in-out infinite;
      transition:transform .2s ease,opacity .2s ease,box-shadow .2s ease;
    }
    .fab:after{content:"Mới";position:absolute;right:-11px;top:-10px;padding:2px 5px;border-radius:5px;background:var(--lime);color:#06131e;font-size:9px;font-weight:900;animation:blink 1.2s infinite}
    .fab:hover{opacity:1;transform:scale(1.1);box-shadow:0 0 29px rgba(0,240,255,.72)}
    .fab:active{transform:scale(.95)}
    @keyframes pulse{50%{opacity:.45;transform:scale(.8)}}
    @keyframes float{50%{transform:translateY(-7px)}}
    @keyframes blink{50%{opacity:.35}}
    @media(max-width:1024px){
      .header-inner{gap:12px}.brand{min-width:185px}.nav-links a{padding:8px;font-size:13px}
      .hero-grid{padding:42px;gap:25px}.compare-wrap,.faq-layout{gap:30px}
    }
    @media(max-width:768px){
      .container{width:min(100% - 30px,1180px)}.header-inner{min-height:66px}
      .menu-toggle{display:block;margin-left:auto}.nav-links{
        display:none;position:absolute;top:66px;left:15px;right:15px;margin:0;padding:10px;
        border:1px solid var(--line);border-radius:14px;background:#08253c;box-shadow:var(--shadow);
      }
      .nav-links.show{display:grid}.nav-links a{padding:11px}.brand{min-width:0}
      .hero{padding-top:25px}.hero-shell{min-height:auto}.hero-grid{grid-template-columns:1fr;padding:32px 25px}
      .hero-panel{max-width:540px}.snapshot-grid,.guide-layout,.faq-layout,.compare-wrap{grid-template-columns:1fr}
      .compare-copy{position:static}.choice-grid{grid-template-columns:repeat(2,1fr)}
      .section{padding:56px 0}.footer-grid{grid-template-columns:1fr 1fr}.footer-grid>div:first-child{grid-column:1/-1}
    }
    @media(max-width:520px){
      h1{font-size:2rem}.brand-name{font-size:12px}.brand-name strong{font-size:10px}
      .hero-grid{padding:27px 19px}.hero-copy{font-size:15px}.deadline-bar{align-items:flex-start}
      .deadline-bar strong{font-size:13px}.metrics-line{grid-template-columns:1fr 1fr}
      .metrics-line>div:last-child{grid-column:1/-1}.choice-grid{grid-template-columns:1fr}
      .compare-row{grid-template-columns:1.15fr .85fr .8fr;gap:8px}.compare-row strong,.compare-row span{font-size:12px}
      .compare-row.header{font-size:10px}.image-frame,.image-frame img{min-height:280px;height:280px}
      .cta-box{padding:31px 23px}.footer-grid{grid-template-columns:1fr;gap:27px}.footer-grid>div:first-child{grid-column:auto}
      .footer-bottom{display:grid;gap:7px}.btn{width:100%}.button-row{display:grid}.fab{bottom:78px}
    }

/* roulang page: category2 */
:root{
      --bg:#071827;
      --bg-deep:#04111d;
      --surface:#0c2940;
      --surface-2:#103852;
      --surface-3:#102337;
      --cyan:#00e5ff;
      --cyan-soft:#70f5ff;
      --lime:#ccff00;
      --white:#f7fcff;
      --muted:#b8cbda;
      --line:rgba(118,218,235,.18);
      --shadow:0 22px 55px rgba(0,0,0,.32);
      --radius:22px;
      --radius-sm:14px;
    }
    *{box-sizing:border-box}
    html{scroll-behavior:smooth}
    body{
      margin:0; min-width:320px; color:var(--white); background:var(--bg-deep);
      font-family:Arial,Helvetica,sans-serif; font-size:16px; line-height:1.62; overflow-x:hidden;
    }
    body:before{
      content:""; position:fixed; inset:0; z-index:-2;
      background:
        linear-gradient(rgba(0,229,255,.026) 1px,transparent 1px),
        linear-gradient(90deg,rgba(0,229,255,.026) 1px,transparent 1px),
        radial-gradient(circle at 17% 4%,rgba(0,229,255,.13),transparent 26rem),
        radial-gradient(circle at 84% 25%,rgba(47,110,192,.15),transparent 30rem),
        var(--bg-deep);
      background-size:34px 34px,34px 34px,auto,auto,auto;
      pointer-events:none;
    }
    a{color:inherit;text-decoration:none}
    img{display:block;max-width:100%}
    button,input{font:inherit}
    button{cursor:pointer}
    h1,h2,h3,p{margin-top:0}
    h1,h2,h3{line-height:1.16;letter-spacing:-.035em}
    h1{font-size:clamp(2rem,4vw,3.85rem);margin-bottom:20px}
    h2{font-size:clamp(1.65rem,2.8vw,2.55rem);margin-bottom:13px}
    h3{font-size:1.08rem;margin-bottom:7px}
    .container{width:min(1180px,calc(100% - 40px));margin:0 auto}
    .site-header{
      position:sticky;top:0;z-index:40;background:rgba(4,17,29,.84);
      border-bottom:1px solid rgba(112,245,255,.15);backdrop-filter:blur(16px);
    }
    .header-inner{min-height:74px;display:flex;align-items:center;gap:24px}
    .brand{display:flex;align-items:center;gap:10px;min-width:205px;font-weight:800;letter-spacing:-.02em}
    .brand-mark{
      display:grid;place-items:center;width:38px;height:38px;flex:0 0 38px;color:#031621;
      background:linear-gradient(135deg,var(--cyan),#55aefc);border-radius:12px;
      box-shadow:0 0 22px rgba(0,229,255,.35);font-size:20px;
    }
    .brand-name{font-size:14px;line-height:1.25;color:#e9fbff}
    .brand-name strong{display:block;color:var(--cyan);font-size:12px;letter-spacing:.08em;text-transform:uppercase}
    .nav-links{display:flex;align-items:center;justify-content:flex-end;gap:4px;margin-left:auto}
    .nav-links a{
      padding:9px 11px;color:var(--muted);font-size:14px;font-weight:700;border-radius:10px;transition:.2s ease;
    }
    .nav-links a:hover,.nav-links a.active{color:var(--white);background:rgba(0,229,255,.1)}
    .nav-links a.active{box-shadow:inset 0 -2px 0 var(--cyan)}
    .menu-toggle{
      display:none;border:1px solid var(--line);background:#0b2940;color:var(--white);
      padding:8px 10px;border-radius:10px;line-height:1;
    }
    .menu-toggle:focus-visible,.btn:focus-visible,.faq-question:focus-visible,.field-input:focus-visible{
      outline:3px solid rgba(204,255,0,.72);outline-offset:3px;
    }
    .hero{padding:44px 0 34px}
    .hero-shell{
      position:relative;overflow:hidden;border:1px solid rgba(112,245,255,.25);border-radius:28px;
      background:#08253c;box-shadow:var(--shadow);min-height:510px;
    }
    .hero-shell:before{
      content:"";position:absolute;inset:0;z-index:0;
      background:linear-gradient(90deg,rgba(4,17,29,.97) 0%,rgba(4,20,34,.91) 47%,rgba(4,25,43,.62) 100%),
      url('/assets/images/backpic/back-2.jpg') center/cover no-repeat;
    }
    .hero-shell:after{
      content:"";position:absolute;width:540px;height:540px;right:-170px;bottom:-320px;border-radius:50%;
      border:1px solid rgba(0,229,255,.25);box-shadow:0 0 0 44px rgba(0,229,255,.035),0 0 0 88px rgba(0,229,255,.02);
    }
    .hero-grid{
      position:relative;z-index:1;display:grid;grid-template-columns:minmax(0,1.08fr) minmax(320px,.92fr);
      gap:38px;align-items:center;padding:55px;
    }
    .eyebrow{
      display:inline-flex;align-items:center;gap:8px;margin-bottom:17px;padding:6px 10px;border:1px solid rgba(0,229,255,.32);
      border-radius:999px;background:rgba(0,229,255,.08);color:var(--cyan-soft);font-size:12px;font-weight:800;
      letter-spacing:.08em;text-transform:uppercase;
    }
    .eyebrow .pulse{width:7px;height:7px;border-radius:50%;background:var(--lime);box-shadow:0 0 0 5px rgba(204,255,0,.12);animation:pulse 1.8s infinite}
    @keyframes pulse{50%{transform:scale(.7);opacity:.55}}
    .hero-copy{max-width:680px;margin-bottom:26px;color:#d3e3eb;font-size:17px}
    .button-row{display:flex;flex-wrap:wrap;gap:12px}
    .btn{
      display:inline-flex;align-items:center;justify-content:center;gap:9px;padding:12px 17px;min-height:45px;
      border:1px solid transparent;border-radius:12px;font-size:14px;font-weight:800;transition:transform .2s ease,box-shadow .2s ease,background .2s ease;
    }
    .btn:hover{transform:translateY(-2px)}
    .btn:active{transform:translateY(1px)}
    .btn-primary{color:#03121b;background:var(--lime);box-shadow:0 9px 25px rgba(204,255,0,.18)}
    .btn-primary:hover{box-shadow:0 12px 31px rgba(204,255,0,.31);background:#ddff48}
    .btn-secondary{border-color:rgba(112,245,255,.38);color:var(--cyan-soft);background:rgba(0,229,255,.08)}
    .btn-secondary:hover{background:rgba(0,229,255,.15);box-shadow:0 10px 25px rgba(0,229,255,.12)}
    .download-panel{
      position:relative;background:rgba(7,30,48,.84);border:1px solid rgba(112,245,255,.26);border-radius:20px;
      padding:23px;backdrop-filter:blur(12px);box-shadow:0 15px 34px rgba(0,0,0,.22);
    }
    .panel-top{display:flex;align-items:flex-start;justify-content:space-between;gap:12px;margin-bottom:17px}
    .panel-title{margin:0;font-size:18px;letter-spacing:-.02em}
    .secure-pill{display:inline-flex;align-items:center;gap:6px;padding:5px 8px;background:rgba(204,255,0,.1);border:1px solid rgba(204,255,0,.25);border-radius:999px;color:var(--lime);font-size:11px;font-weight:800;white-space:nowrap}
    .time-list{display:grid;gap:9px}
    .time-slot{
      display:flex;align-items:center;gap:10px;padding:11px 12px;border:1px solid rgba(157,211,230,.15);
      background:rgba(255,255,255,.035);border-radius:12px;transition:.2s ease;
    }
    .time-slot:hover{border-color:rgba(0,229,255,.5);transform:translateX(3px)}
    .time-dot{width:10px;height:10px;border-radius:50%;background:var(--cyan);box-shadow:0 0 14px rgba(0,229,255,.75)}
    .time-slot strong{display:block;font-size:13px}
    .time-slot span{display:block;color:var(--muted);font-size:12px}
    .time-tag{margin-left:auto;color:var(--lime);font-size:11px;font-weight:800}
    .mini-note{margin:16px 0 0;padding-top:14px;border-top:1px solid var(--line);color:#bfd4df;font-size:12px}
    .section{padding:76px 0}
    .section-dark{background:linear-gradient(180deg,rgba(10,39,61,.74),rgba(4,17,29,.4));border-top:1px solid rgba(118,218,235,.1);border-bottom:1px solid rgba(118,218,235,.1)}
    .section-head{max-width:760px;margin-bottom:34px}
    .section-kicker{margin:0 0 8px;color:var(--cyan);font-size:12px;font-weight:800;letter-spacing:.1em;text-transform:uppercase}
    .section-intro{margin:0;color:var(--muted);font-size:16px}
    .metrics-grid{display:grid;grid-template-columns:1.05fr .95fr;gap:26px;align-items:stretch}
    .metric-feature{
      position:relative;overflow:hidden;padding:31px;border:1px solid rgba(0,229,255,.25);border-radius:var(--radius);
      background:linear-gradient(135deg,#0e3a58,#0b263c);
    }
    .metric-feature:after{content:"";position:absolute;right:-55px;bottom:-75px;width:230px;height:230px;border-radius:50%;border:28px solid rgba(0,229,255,.07)}
    .metric-feature h3{position:relative;z-index:1;max-width:440px;margin-bottom:10px;font-size:25px}
    .metric-feature p{position:relative;z-index:1;max-width:490px;color:#c4d9e5}
    .big-score{position:relative;z-index:1;display:flex;align-items:baseline;gap:8px;margin:25px 0 13px}
    .big-score b{font-size:52px;line-height:1;color:var(--lime);letter-spacing:-.06em}
    .big-score span{color:var(--cyan-soft);font-size:14px;font-weight:700}
    .check-list{position:relative;z-index:1;display:grid;gap:11px;margin:20px 0 0;padding:0;list-style:none}
    .check-list li{position:relative;padding-left:27px;color:#d6e6ed;font-size:14px}
    .check-list li:before{content:"✓";position:absolute;left:0;top:1px;display:grid;place-items:center;width:18px;height:18px;border-radius:50%;background:rgba(204,255,0,.16);color:var(--lime);font-size:12px;font-weight:900}
    .metric-small-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:16px}
    .metric-small{padding:22px;border:1px solid var(--line);background:rgba(11,38,59,.75);border-radius:var(--radius-sm);transition:.2s ease}
    .metric-small:hover{border-color:rgba(0,229,255,.42);background:#0d3049;transform:translateY(-3px)}
    .metric-small .metric-icon{display:grid;place-items:center;width:37px;height:37px;margin-bottom:14px;border-radius:11px;color:var(--cyan);background:rgba(0,229,255,.1);font-size:19px}
    .metric-small b{display:block;margin-bottom:4px;color:var(--white);font-size:25px;line-height:1}
    .metric-small span{display:block;color:var(--muted);font-size:13px;line-height:1.4}
    .route-layout{display:grid;grid-template-columns:.88fr 1.12fr;gap:60px;align-items:start}
    .route-copy{position:sticky;top:105px}
    .route-copy p{color:var(--muted)}
    .route-image{margin-top:26px;overflow:hidden;border:1px solid var(--line);border-radius:var(--radius);height:235px}
    .route-image img{width:100%;height:100%;object-fit:cover;opacity:.84}
    .route-list{padding:0;margin:0;list-style:none}
    .route-step{display:grid;grid-template-columns:56px 1fr;gap:18px;padding:0 0 27px;position:relative}
    .route-step:not(:last-child):before{content:"";position:absolute;left:27px;top:54px;width:1px;height:calc(100% - 25px);background:linear-gradient(var(--cyan),rgba(0,229,255,.08))}
    .step-number{display:grid;place-items:center;width:55px;height:55px;border-radius:17px;background:#0b3049;border:1px solid rgba(0,229,255,.35);color:var(--cyan);font-weight:900;font-size:17px;box-shadow:0 0 18px rgba(0,229,255,.08)}
    .route-step h3{padding-top:4px;margin-bottom:5px}
    .route-step p{margin:0;color:var(--muted);font-size:15px}
    .matrix-heading{display:flex;align-items:end;justify-content:space-between;gap:25px;margin-bottom:25px}
    .matrix-heading .section-head{margin-bottom:0}
    .matrix-note{max-width:315px;margin:0;color:#b9d2df;font-size:13px}
    .choice-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:18px}
    .choice-card{
      position:relative;overflow:hidden;border:1px solid var(--line);border-radius:var(--radius-sm);background:#09263d;
      transition:border-color .2s ease,transform .2s ease,box-shadow .2s ease;
    }
    .choice-card:hover{border-color:rgba(0,229,255,.55);transform:translateY(-5px);box-shadow:0 18px 32px rgba(0,0,0,.22)}
    .choice-image{height:155px;position:relative;overflow:hidden}
    .choice-image:after{content:"";position:absolute;inset:0;background:linear-gradient(180deg,transparent 30%,rgba(4,17,29,.8))}
    .choice-image img{width:100%;height:100%;object-fit:cover;transition:transform .4s ease}
    .choice-card:hover .choice-image img{transform:scale(1.07)}
    .choice-content{padding:17px 18px 19px}
    .choice-label{display:inline-flex;margin-bottom:10px;padding:4px 8px;border-radius:999px;background:rgba(0,229,255,.1);color:var(--cyan-soft);font-size:11px;font-weight:800}
    .choice-content p{margin:0;color:var(--muted);font-size:14px}
    .compare-layout{display:grid;grid-template-columns:1fr .93fr;gap:30px;align-items:center}
    .compare-copy p{max-width:595px;color:var(--muted)}
    .compare-list{display:grid;gap:0;margin:25px 0 0;border-top:1px solid var(--line)}
    .compare-row{display:grid;grid-template-columns:1.35fr .75fr .75fr;gap:14px;padding:14px 4px;border-bottom:1px solid var(--line);align-items:center;font-size:14px}
    .compare-row.header{padding-top:10px;color:var(--cyan-soft);font-size:11px;font-weight:800;letter-spacing:.06em;text-transform:uppercase}
    .yes{color:var(--lime);font-weight:800}
    .no{color:#ff9da9;font-weight:700}
    .result-card{position:relative;overflow:hidden;padding:29px;border:1px solid rgba(204,255,0,.32);border-radius:var(--radius);background:linear-gradient(145deg,#123a47,#0a2439)}
    .result-card:before{content:"";position:absolute;right:-90px;top:-80px;width:230px;height:230px;border-radius:50%;background:rgba(204,255,0,.06)}
    .result-card > *{position:relative;z-index:1}
    .result-card h3{font-size:24px}
    .score-bars{display:grid;gap:16px;margin:24px 0}
    .score-line{display:grid;grid-template-columns:100px 1fr 38px;gap:10px;align-items:center;color:#d4e3eb;font-size:13px}
    .score-track{height:8px;overflow:hidden;border-radius:99px;background:rgba(255,255,255,.1)}
    .score-fill{height:100%;border-radius:inherit;background:linear-gradient(90deg,var(--cyan),var(--lime));box-shadow:0 0 15px rgba(0,229,255,.45)}
    .score-line strong{color:var(--lime);font-size:13px;text-align:right}
    .warning-box{padding:13px 14px;border-left:3px solid var(--cyan);background:rgba(0,229,255,.07);color:#c7e5ed;font-size:13px}
    .faq-layout{display:grid;grid-template-columns:.7fr 1.3fr;gap:65px;align-items:start}
    .faq-side p{color:var(--muted)}
    .faq-list{border-top:1px solid var(--line)}
    .faq-item{border-bottom:1px solid var(--line)}
    .faq-question{display:flex;width:100%;align-items:center;justify-content:space-between;gap:16px;padding:19px 2px;background:transparent;border:0;color:var(--white);font-size:16px;font-weight:800;text-align:left}
    .faq-question .plus{display:grid;place-items:center;width:26px;height:26px;flex:0 0 26px;border:1px solid rgba(0,229,255,.35);border-radius:50%;color:var(--cyan);font-size:18px;font-weight:400;transition:.2s ease}
    .faq-answer{display:none;padding:0 38px 18px 2px;color:var(--muted);font-size:15px}
    .faq-item.open .faq-answer{display:block}
    .faq-item.open .plus{color:#03121b;background:var(--lime);border-color:var(--lime);transform:rotate(45deg)}
    .cta-box{
      position:relative;overflow:hidden;padding:45px 48px;border:1px solid rgba(112,245,255,.3);border-radius:28px;
      background:linear-gradient(105deg,rgba(9,47,70,.98),rgba(10,34,54,.88)),url('/assets/images/backpic/back-3.jpg') center/cover;
      box-shadow:var(--shadow);
    }
    .cta-box:after{content:"";position:absolute;right:-105px;top:-105px;width:340px;height:340px;border-radius:50%;border:38px solid rgba(204,255,0,.07)}
    .cta-grid{position:relative;z-index:1;display:grid;grid-template-columns:1.05fr .95fr;gap:42px;align-items:end}
    .cta-box h2{max-width:650px;margin-bottom:12px}
    .cta-box p{max-width:635px;margin:0;color:#d0e1e8}
    .signup-form{display:flex;gap:9px;align-items:center;padding:7px;border:1px solid rgba(112,245,255,.27);border-radius:15px;background:rgba(3,17,28,.67)}
    .field-input{min-width:0;flex:1;border:0;outline:0;background:transparent;color:var(--white);padding:10px 9px;font-size:14px}
    .field-input::placeholder{color:#8dabbb}
    .form-status{position:relative;z-index:1;min-height:22px;margin:12px 0 0;color:var(--cyan-soft);font-size:13px}
    .site-footer{padding:58px 0 25px;background:#030e18;border-top:1px solid var(--line)}
    .footer-grid{display:grid;grid-template-columns:1.35fr .78fr .78fr;gap:55px;padding-bottom:38px}
    .footer-copy{max-width:420px;margin:17px 0 0;color:var(--muted);font-size:14px}
    .footer-title{margin:0 0 13px;color:var(--cyan-soft);font-size:12px;font-weight:800;letter-spacing:.08em;text-transform:uppercase}
    .footer-links{display:grid;gap:9px}
    .footer-links a{color:#b6cad5;font-size:14px;transition:.2s ease}
    .footer-links a:hover{color:var(--cyan);transform:translateX(3px)}
    .footer-bottom{display:flex;justify-content:space-between;gap:16px;padding-top:22px;border-top:1px solid var(--line);color:#829eae;font-size:12px}
    .support-fab{
      position:fixed;left:16px;bottom:96px;z-index:50;display:grid;place-items:center;width:54px;height:54px;
      border:1px solid var(--cyan);border-radius:17px;background:rgba(3,13,25,.78);color:var(--cyan);font-size:23px;
      box-shadow:0 0 15px rgba(0,240,255,.5),inset 0 0 14px rgba(0,229,255,.08);backdrop-filter:blur(10px);
      opacity:.72;transition:.2s ease;animation:fabGlow 2.2s infinite;
    }
    .support-fab:before{content:"";position:absolute;inset:-2px;border-radius:18px;padding:1px;background:linear-gradient(135deg,var(--lime),var(--cyan));-webkit-mask:linear-gradient(#000 0 0) content-box,linear-gradient(#000 0 0);-webkit-mask-composite:xor;mask-composite:exclude}
    .support-fab:hover{opacity:1;transform:scale(1.1);box-shadow:0 0 26px rgba(0,240,255,.75)}
    .support-fab:active{transform:scale(.95)}
    .support-fab span{position:relative;z-index:1}
    .fab-dot{position:absolute;right:-2px;top:-2px;width:10px;height:10px;border-radius:50%;background:var(--lime);box-shadow:0 0 10px var(--lime)}
    @keyframes fabGlow{50%{opacity:1;box-shadow:0 0 24px rgba(0,240,255,.7)}}
    @media (max-width:1024px){
      .header-inner{gap:12px}.brand{min-width:182px}.nav-links a{font-size:13px;padding:9px 8px}
      .hero-grid{padding:42px;gap:28px}.route-layout,.faq-layout{gap:38px}.choice-grid{grid-template-columns:repeat(2,1fr)}
      .cta-grid{gap:25px}.footer-grid{gap:32px}
    }
    @media (max-width:768px){
      .container{width:min(100% - 30px,1180px)}.header-inner{min-height:66px;flex-wrap:wrap;padding:10px 0}
      .brand{min-width:0}.menu-toggle{display:block;margin-left:auto}
      .nav-links{display:none;order:3;width:100%;margin:0;padding:8px 0 2px;justify-content:flex-start;overflow-x:auto;white-space:nowrap}
      .nav-links.open{display:flex}.nav-links a{padding:8px 10px}.hero{padding:25px 0 22px}
      .hero-shell{min-height:auto}.hero-grid,.metrics-grid,.route-layout,.compare-layout,.faq-layout,.cta-grid{grid-template-columns:1fr}
      .hero-grid{padding:34px 25px;gap:28px}.route-copy{position:static}.route-image{height:210px}.metric-feature{padding:25px}
      .matrix-heading{display:block}.matrix-note{margin-top:12px}.faq-side{max-width:630px}.cta-box{padding:34px 25px}
      .footer-grid{grid-template-columns:1fr 1fr}.footer-grid>div:first-child{grid-column:1/-1}.signup-form{max-width:520px}
    }
    @media (max-width:520px){
      body{font-size:15px}.container{width:calc(100% - 28px)}h1{font-size:2rem}.hero-copy{font-size:16px}
      .hero-grid{padding:29px 19px}.download-panel{padding:18px}.button-row .btn{width:100%}.metric-small-grid,.choice-grid{grid-template-columns:1fr}
      .section{padding:57px 0}.section-head{margin-bottom:25px}.route-step{grid-template-columns:46px 1fr;gap:13px}.step-number{width:45px;height:45px;border-radius:13px}
      .route-step:not(:last-child):before{left:22px;top:45px}.compare-row{grid-template-columns:1.25fr .72fr .72fr;gap:7px;font-size:12px}
      .compare-row.header{font-size:9px}.score-line{grid-template-columns:86px 1fr 31px;gap:7px}.footer-grid{grid-template-columns:1fr;gap:27px}
      .footer-grid>div:first-child{grid-column:auto}.footer-bottom{display:grid;font-size:11px}.signup-form{display:grid}.signup-form .btn{width:100%}
      .site-footer{padding-top:45px}.support-fab{bottom:80px}
    }

/* roulang page: category3 */
:root{
      --bg:#071827;
      --bg-deep:#04111d;
      --surface:#0c2940;
      --surface-2:#103852;
      --surface-3:#102337;
      --cyan:#00e5ff;
      --cyan-soft:#70f5ff;
      --lime:#ccff00;
      --white:#f7fcff;
      --muted:#b8cbda;
      --line:rgba(118,218,235,.18);
      --shadow:0 22px 55px rgba(0,0,0,.32);
      --radius:22px;
      --radius-sm:14px;
    }
    *{box-sizing:border-box}
    html{scroll-behavior:smooth}
    body{
      margin:0;min-width:320px;color:var(--white);background:var(--bg-deep);
      font-family:Arial,Helvetica,sans-serif;font-size:16px;line-height:1.62;overflow-x:hidden;
    }
    body:before{
      content:"";position:fixed;inset:0;z-index:-2;
      background:
        linear-gradient(rgba(0,229,255,.026) 1px,transparent 1px),
        linear-gradient(90deg,rgba(0,229,255,.026) 1px,transparent 1px),
        radial-gradient(circle at 17% 4%,rgba(0,229,255,.13),transparent 26rem),
        radial-gradient(circle at 84% 25%,rgba(47,110,192,.15),transparent 30rem),
        var(--bg-deep);
      background-size:34px 34px,34px 34px,auto,auto,auto;pointer-events:none;
    }
    a{color:inherit;text-decoration:none}
    img{display:block;max-width:100%}
    button,input{font:inherit}
    button{cursor:pointer}
    :focus-visible{outline:3px solid var(--lime);outline-offset:3px}
    .container{width:min(1180px,calc(100% - 40px));margin:0 auto}
    .site-header{
      position:sticky;top:0;z-index:40;background:rgba(4,17,29,.84);
      border-bottom:1px solid rgba(112,245,255,.15);backdrop-filter:blur(16px);
    }
    .header-inner{min-height:74px;display:flex;align-items:center;gap:24px}
    .brand{display:flex;align-items:center;gap:10px;min-width:205px;font-weight:800;letter-spacing:-.02em}
    .brand-mark{
      display:grid;place-items:center;width:38px;height:38px;flex:0 0 38px;color:#031621;
      background:linear-gradient(135deg,var(--cyan),#55aefc);border-radius:12px;
      box-shadow:0 0 22px rgba(0,229,255,.35);font-size:20px;
    }
    .brand-name{font-size:14px;line-height:1.25;color:#e9fbff}
    .brand-name strong{display:block;color:var(--cyan);font-size:12px;letter-spacing:.08em;text-transform:uppercase}
    .nav-links{display:flex;align-items:center;justify-content:flex-end;gap:4px;margin-left:auto}
    .nav-links a{
      padding:9px 11px;color:var(--muted);font-size:14px;font-weight:700;
      border-radius:10px;transition:.2s ease;
    }
    .nav-links a:hover,.nav-links a.active{color:var(--white);background:rgba(0,229,255,.1)}
    .nav-links a.active{box-shadow:inset 0 -2px 0 var(--cyan)}
    .menu-toggle{
      display:none;border:1px solid var(--line);background:#0b2940;color:var(--white);
      padding:8px 10px;border-radius:10px
    }
    .page-hero{padding:48px 0 32px}
    .hero-shell{
      position:relative;overflow:hidden;min-height:470px;border:1px solid rgba(112,245,255,.25);
      border-radius:28px;background:#08253c;box-shadow:var(--shadow);
    }
    .hero-shell:before{
      content:"";position:absolute;inset:0;
      background:
        linear-gradient(90deg,rgba(4,17,29,.96) 0%,rgba(4,20,34,.9) 47%,rgba(4,25,43,.52) 100%),
        url('/assets/images/backpic/back-3.jpg') center/cover no-repeat;
    }
    .hero-shell:after{
      content:"";position:absolute;right:-105px;bottom:-145px;width:390px;height:390px;
      border:1px solid rgba(0,229,255,.32);border-radius:50%;
      box-shadow:0 0 0 35px rgba(0,229,255,.04),0 0 0 72px rgba(0,229,255,.025);
    }
    .hero-grid{
      position:relative;z-index:1;display:grid;grid-template-columns:minmax(0,1.05fr) minmax(310px,.75fr);
      align-items:center;gap:34px;padding:52px;
    }
    .eyebrow{
      display:inline-flex;align-items:center;gap:8px;margin-bottom:16px;padding:6px 10px;
      border:1px solid rgba(0,229,255,.32);border-radius:999px;background:rgba(0,229,255,.08);
      color:var(--cyan-soft);font-size:12px;font-weight:800;letter-spacing:.08em;text-transform:uppercase;
    }
    h1,h2,h3,p{margin-top:0}
    h1{max-width:690px;margin-bottom:17px;font-size:clamp(34px,5vw,58px);line-height:1.08;letter-spacing:-.045em}
    h2{margin-bottom:11px;font-size:clamp(27px,3.2vw,39px);line-height:1.16;letter-spacing:-.035em}
    h3{margin-bottom:7px;font-size:18px;line-height:1.3}
    .hero-copy{max-width:650px;margin-bottom:24px;color:#d3e3eb;font-size:17px}
    .button-row{display:flex;flex-wrap:wrap;gap:12px}
    .btn{
      display:inline-flex;align-items:center;justify-content:center;gap:9px;min-height:45px;padding:12px 17px;
      border:1px solid transparent;border-radius:12px;font-size:14px;font-weight:800;
      transition:transform .2s ease,box-shadow .2s ease,background .2s ease;
    }
    .btn:hover{transform:translateY(-2px)}
    .btn:active{transform:translateY(1px)}
    .btn-primary{color:#03121b;background:var(--lime);box-shadow:0 9px 25px rgba(204,255,0,.18)}
    .btn-primary:hover{background:#ddff48;box-shadow:0 12px 31px rgba(204,255,0,.31)}
    .btn-secondary{border-color:rgba(112,245,255,.38);color:var(--cyan-soft);background:rgba(0,229,255,.08)}
    .btn-secondary:hover{background:rgba(0,229,255,.15);box-shadow:0 10px 25px rgba(0,229,255,.12)}
    .eligibility{margin-top:17px;color:var(--muted);font-size:13px}
    .eligibility span{color:var(--cyan-soft);font-weight:700}
    .signal-panel{
      position:relative;border:1px solid rgba(112,245,255,.25);border-radius:20px;
      background:rgba(6,27,44,.76);box-shadow:0 18px 35px rgba(0,0,0,.25);backdrop-filter:blur(10px);
      overflow:hidden;
    }
    .panel-head{display:flex;align-items:center;justify-content:space-between;padding:16px 18px;border-bottom:1px solid var(--line)}
    .panel-head strong{font-size:14px}
    .live-dot{display:inline-flex;align-items:center;gap:6px;color:var(--lime);font-size:11px;font-weight:800;text-transform:uppercase;letter-spacing:.06em}
    .live-dot:before{content:"";width:7px;height:7px;border-radius:50%;background:var(--lime);box-shadow:0 0 12px var(--lime);animation:pulse 1.5s infinite}
    .score-row{display:grid;grid-template-columns:1fr auto;gap:14px;align-items:end;padding:18px;border-bottom:1px solid var(--line)}
    .score-label{display:block;margin-bottom:4px;color:var(--muted);font-size:12px}
    .score-number{font-size:42px;font-weight:900;line-height:1;color:var(--cyan)}
    .score-side{color:var(--lime);font-size:13px;font-weight:800}
    .meter{padding:16px 18px}
    .meter-line{display:grid;grid-template-columns:95px 1fr auto;gap:8px;align-items:center;margin:10px 0;color:#d8e8ef;font-size:12px}
    .track{height:7px;overflow:hidden;border-radius:99px;background:#163a51}
    .fill{height:100%;border-radius:inherit;background:linear-gradient(90deg,var(--cyan),var(--lime))}
    .section{padding:72px 0}
    .section-dark{background:linear-gradient(180deg,rgba(10,39,61,.74),rgba(4,17,29,.4));border-top:1px solid rgba(118,218,235,.1);border-bottom:1px solid rgba(118,218,235,.1)}
    .section-head{max-width:740px;margin-bottom:32px}
    .section-kicker{margin:0 0 8px;color:var(--cyan);font-size:12px;font-weight:800;letter-spacing:.1em;text-transform:uppercase}
    .section-intro{margin:0;color:var(--muted);font-size:16px}
    .dashboard{display:grid;grid-template-columns:1.08fr .92fr;gap:24px;align-items:stretch}
    .feature-meter{
      position:relative;overflow:hidden;padding:31px;border:1px solid rgba(0,229,255,.25);
      border-radius:var(--radius);background:linear-gradient(135deg,#0e3a58,#0b263c);
    }
    .feature-meter:after{content:"";position:absolute;right:-58px;bottom:-76px;width:230px;height:230px;border:27px solid rgba(0,229,255,.07);border-radius:50%}
    .feature-meter p{position:relative;z-index:1;max-width:520px;margin-bottom:22px;color:#c4d9e5}
    .stat-big{position:relative;z-index:1;display:flex;align-items:end;gap:13px}
    .stat-big b{color:var(--lime);font-size:62px;line-height:.9;letter-spacing:-.07em}
    .stat-big span{max-width:145px;padding-bottom:5px;color:#d7e8ee;font-size:13px;line-height:1.4}
    .small-stats{display:grid;grid-template-columns:repeat(2,1fr);gap:16px}
    .small-stat{padding:22px;border:1px solid var(--line);border-radius:var(--radius-sm);background:rgba(12,41,64,.72)}
    .small-stat b{display:block;margin-bottom:5px;color:var(--cyan);font-size:31px;line-height:1}
    .small-stat p{margin:0;color:var(--muted);font-size:13px;line-height:1.45}
    .criteria-list{margin:27px 0 0;padding:0;list-style:none}
    .criteria-list li{position:relative;padding:12px 0 12px 29px;border-top:1px solid rgba(186,227,243,.12);color:#d3e3eb}
    .criteria-list li:before{content:"✓";position:absolute;left:0;color:var(--lime);font-weight:900}
    .matrix{display:grid;grid-template-columns:repeat(4,1fr);border-top:1px solid var(--line);border-left:1px solid var(--line)}
    .matrix-item{min-height:214px;padding:22px;border-right:1px solid var(--line);border-bottom:1px solid var(--line);background:rgba(8,31,49,.42);transition:.22s ease}
    .matrix-item:hover{background:rgba(0,229,255,.08);transform:translateY(-4px)}
    .matrix-icon{display:grid;place-items:center;width:43px;height:43px;margin-bottom:16px;border:1px solid rgba(0,229,255,.3);border-radius:12px;background:#0b314c;color:var(--cyan);font-size:21px}
    .matrix-item p{margin:0;color:var(--muted);font-size:14px}
    .split-guide{display:grid;grid-template-columns:.87fr 1.13fr;gap:48px;align-items:center}
    .image-frame{position:relative;overflow:hidden;border-radius:var(--radius);border:1px solid var(--line);min-height:405px;box-shadow:var(--shadow)}
    .image-frame:after{content:"";position:absolute;inset:0;background:linear-gradient(180deg,transparent 40%,rgba(3,16,28,.64))}
    .image-frame img{width:100%;height:405px;object-fit:cover}
    .image-caption{position:absolute;right:20px;bottom:17px;left:20px;z-index:1;color:#e8f9fe;font-size:13px;font-weight:700}
    .guide-item{display:grid;grid-template-columns:47px 1fr;gap:16px;padding:18px 0;border-bottom:1px solid var(--line)}
    .guide-item:first-child{padding-top:0}
    .guide-number{display:grid;place-items:center;width:40px;height:40px;border-radius:12px;background:rgba(0,229,255,.11);color:var(--cyan);font-weight:900}
    .guide-item p{margin:0;color:var(--muted);font-size:14px}
    .compare-wrap{overflow-x:auto;border:1px solid var(--line);border-radius:var(--radius);background:rgba(8,31,49,.58)}
    .compare-table{width:100%;min-width:690px;border-collapse:collapse;text-align:left}
    .compare-table th{padding:16px 20px;background:#0e3854;color:var(--cyan-soft);font-size:12px;letter-spacing:.07em;text-transform:uppercase}
    .compare-table td{padding:16px 20px;border-top:1px solid var(--line);color:#d7e7ef;font-size:14px}
    .compare-table td:first-child{color:var(--white);font-weight:800}
    .mark-good{color:var(--lime);font-weight:800}
    .mark-note{color:var(--cyan-soft);font-weight:700}
    .faq-layout{display:grid;grid-template-columns:.72fr 1.28fr;gap:50px;align-items:start}
    .faq-note{padding:24px;border-left:3px solid var(--cyan);background:linear-gradient(90deg,rgba(0,229,255,.09),transparent)}
    .faq-note p{margin-bottom:0;color:var(--muted)}
    .faq-list{border-top:1px solid var(--line)}
    .faq-item{border-bottom:1px solid var(--line)}
    .faq-question{
      width:100%;display:flex;align-items:center;justify-content:space-between;gap:16px;padding:19px 0;
      border:0;background:transparent;color:var(--white);text-align:left;font-size:16px;font-weight:800;
    }
    .faq-question span:last-child{display:grid;place-items:center;width:27px;height:27px;flex:0 0 27px;border-radius:50%;background:#103852;color:var(--cyan);font-size:20px;transition:.2s ease}
    .faq-item.open .faq-question span:last-child{transform:rotate(45deg);background:var(--cyan);color:#042037}
    .faq-answer{display:none;padding:0 42px 19px 0;color:var(--muted);font-size:14px}
    .faq-item.open .faq-answer{display:block}
    .cta-section{padding:26px 0 74px}
    .cta-box{
      position:relative;overflow:hidden;display:grid;grid-template-columns:1fr .86fr;gap:34px;align-items:center;
      padding:42px;border:1px solid rgba(204,255,0,.35);border-radius:28px;
      background:linear-gradient(120deg,#103852,#08253c);box-shadow:var(--shadow);
    }
    .cta-box:before{content:"";position:absolute;inset:0;opacity:.22;background:url('/assets/images/backpic/back-2.jpg') center/cover no-repeat}
    .cta-copy,.request-form{position:relative;z-index:1}
    .cta-copy h2{max-width:630px;margin-bottom:12px}
    .cta-copy p{max-width:620px;margin-bottom:0;color:#d1e1e9}
    .request-form{display:grid;gap:11px;padding:18px;border:1px solid rgba(112,245,255,.18);border-radius:16px;background:rgba(3,19,32,.62);backdrop-filter:blur(8px)}
    .request-form label{color:#d8edf5;font-size:12px;font-weight:800}
    .request-form input{
      width:100%;height:45px;padding:0 13px;border:1px solid rgba(112,245,255,.24);border-radius:10px;
      outline:0;background:#061d30;color:var(--white);transition:.2s ease;
    }
    .request-form input:focus{border-color:var(--cyan);box-shadow:0 0 0 3px rgba(0,229,255,.12)}
    .form-message{min-height:19px;margin:0;color:var(--cyan-soft);font-size:12px}
    .site-footer{padding:48px 0 20px;border-top:1px solid var(--line);background:#03111d}
    .footer-grid{display:grid;grid-template-columns:1.45fr .85fr .85fr;gap:42px}
    .footer-copy{max-width:440px;margin:16px 0 0;color:var(--muted);font-size:14px}
    .footer-title{margin:0 0 13px;color:var(--cyan-soft);font-size:13px;font-weight:800;text-transform:uppercase;letter-spacing:.07em}
    .footer-links{display:grid;gap:9px}
    .footer-links a{color:var(--muted);font-size:14px;transition:.2s ease}
    .footer-links a:hover{color:var(--cyan);transform:translateX(3px)}
    .footer-bottom{display:flex;justify-content:space-between;gap:20px;margin-top:38px;padding-top:18px;border-top:1px solid var(--line);color:#87a6b8;font-size:12px}
    .fab{
      position:fixed;left:16px;bottom:96px;z-index:50;display:flex;align-items:center;gap:8px;min-width:54px;min-height:54px;
      padding:0 14px;border:1px solid var(--cyan);border-radius:999px;background:rgba(3,15,27,.76);color:var(--cyan);
      box-shadow:0 0 18px rgba(0,240,255,.46);backdrop-filter:blur(12px);font-size:13px;font-weight:900;
      animation:float 2.8s ease-in-out infinite;transition:.2s ease;
    }
    .fab:before{content:"";position:absolute;top:7px;right:8px;width:7px;height:7px;border-radius:50%;background:var(--lime);box-shadow:0 0 10px var(--lime)}
    .fab:hover{color:var(--lime);border-color:var(--lime);box-shadow:0 0 28px rgba(204,255,0,.54);transform:scale(1.08)}
    .fab-icon{font-size:20px;line-height:1}
    @keyframes pulse{50%{opacity:.35;transform:scale(.7)}}
    @keyframes float{50%{transform:translateY(-7px)}}
    @media(max-width:1024px){
      .header-inner{gap:12px}
      .brand{min-width:176px}
      .nav-links a{padding:8px;font-size:13px}
      .hero-grid{padding:42px;grid-template-columns:1fr .78fr}
      .matrix{grid-template-columns:repeat(2,1fr)}
      .split-guide,.faq-layout{gap:30px}
    }
    @media(max-width:768px){
      .container{width:min(100% - 28px,1180px)}
      .header-inner{min-height:66px;flex-wrap:wrap;padding:10px 0}
      .menu-toggle{display:block;margin-left:auto}
      .nav-links{order:3;display:none;width:100%;margin:0;padding-top:4px;overflow:auto;justify-content:flex-start}
      .nav-links.is-open{display:flex}
      .nav-links a{white-space:nowrap}
      .page-hero{padding-top:28px}
      .hero-shell{min-height:auto}
      .hero-grid,.dashboard,.split-guide,.faq-layout,.cta-box{grid-template-columns:1fr}
      .hero-grid{gap:28px;padding:33px 25px}
      .signal-panel{max-width:520px}
      .section{padding:54px 0}
      .small-stats{grid-template-columns:repeat(2,1fr)}
      .split-guide{gap:27px}
      .image-frame,.image-frame img{min-height:300px;height:300px}
      .faq-layout{gap:24px}
      .cta-box{padding:28px}
      .footer-grid{grid-template-columns:1fr 1fr;gap:30px}
      .footer-grid>div:first-child{grid-column:1/-1}
      .footer-bottom{flex-direction:column;gap:5px}
    }
    @media(max-width:520px){
      body{font-size:15px}
      .brand-name{font-size:12px}
      .brand-name strong{font-size:10px}
      h1{font-size:35px}
      .hero-copy{font-size:16px}
      .button-row .btn{width:100%}
      .hero-grid{padding:30px 20px}
      .score-number{font-size:36px}
      .dashboard{gap:16px}
      .feature-meter{padding:24px}
      .stat-big b{font-size:50px}
      .small-stats,.matrix{grid-template-columns:1fr}
      .matrix-item{min-height:auto}
      .section-head{margin-bottom:25px}
      .compare-table th,.compare-table td{padding:14px}
      .cta-box{padding:24px 19px}
      .footer-grid{grid-template-columns:1fr}
      .footer-grid>div:first-child{grid-column:auto}
      .fab{bottom:24px;padding:0 13px}
      .fab-label{display:none}
    }

/* roulang page: article */
:root{
      --bg:#071827;
      --bg-deep:#04111d;
      --surface:#0c2940;
      --surface-2:#103852;
      --surface-3:#102337;
      --cyan:#00e5ff;
      --cyan-soft:#70f5ff;
      --lime:#ccff00;
      --white:#f7fcff;
      --muted:#b8cbda;
      --line:rgba(118,218,235,.18);
      --line-strong:rgba(112,245,255,.36);
      --danger:#ff5d7b;
      --shadow:0 22px 55px rgba(0,0,0,.32);
      --radius:22px;
      --radius-sm:14px;
    }
    *{box-sizing:border-box}
    html{scroll-behavior:smooth}
    body{
      margin:0;
      min-width:320px;
      color:var(--white);
      background:var(--bg-deep);
      font-family:Arial,Helvetica,sans-serif;
      font-size:16px;
      line-height:1.62;
      overflow-x:hidden;
    }
    body:before{
      content:"";
      position:fixed;
      inset:0;
      z-index:-2;
      background:
        linear-gradient(rgba(0,229,255,.026) 1px,transparent 1px),
        linear-gradient(90deg,rgba(0,229,255,.026) 1px,transparent 1px),
        radial-gradient(circle at 17% 4%,rgba(0,229,255,.13),transparent 26rem),
        radial-gradient(circle at 84% 25%,rgba(47,110,192,.15),transparent 30rem),
        var(--bg-deep);
      background-size:34px 34px,34px 34px,auto,auto,auto;
      pointer-events:none;
    }
    a{color:inherit;text-decoration:none}
    img{display:block;max-width:100%}
    button,input,textarea{font:inherit}
    button{cursor:pointer}
    :focus-visible{outline:3px solid var(--lime);outline-offset:3px}
    .container{width:min(1180px,calc(100% - 40px));margin:0 auto}
    .site-header{
      position:sticky;
      top:0;
      z-index:40;
      background:rgba(4,17,29,.84);
      border-bottom:1px solid rgba(112,245,255,.15);
      backdrop-filter:blur(16px);
    }
    .header-inner{min-height:74px;display:flex;align-items:center;gap:24px}
    .brand{display:flex;align-items:center;gap:10px;min-width:205px;font-weight:800;letter-spacing:-.02em}
    .brand-mark{
      display:grid;
      place-items:center;
      width:38px;
      height:38px;
      flex:0 0 38px;
      color:#031621;
      background:linear-gradient(135deg,var(--cyan),#55aefc);
      border-radius:12px;
      box-shadow:0 0 22px rgba(0,229,255,.35);
      font-size:20px;
    }
    .brand-name{font-size:14px;line-height:1.25;color:#e9fbff}
    .brand-name strong{
      display:block;
      color:var(--cyan);
      font-size:12px;
      letter-spacing:.08em;
      text-transform:uppercase;
    }
    .nav-links{display:flex;align-items:center;justify-content:flex-end;gap:4px;margin-left:auto}
    .nav-links a{
      padding:9px 11px;
      color:var(--muted);
      font-size:14px;
      font-weight:700;
      border-radius:10px;
      transition:.2s ease;
    }
    .nav-links a:hover,.nav-links a.active{color:var(--white);background:rgba(0,229,255,.1)}
    .nav-links a.active{box-shadow:inset 0 -2px 0 var(--cyan)}
    .menu-toggle{
      display:none;
      border:1px solid var(--line);
      background:#0b2940;
      color:var(--white);
      padding:8px 10px;
      border-radius:10px;
    }
    .article-hero{padding:44px 0 30px}
    .article-banner{
      position:relative;
      overflow:hidden;
      min-height:400px;
      padding:54px;
      border:1px solid rgba(112,245,255,.25);
      border-radius:28px;
      background:#08253c;
      box-shadow:var(--shadow);
    }
    .article-banner:before{
      content:"";
      position:absolute;
      inset:0;
      background:
        linear-gradient(90deg,rgba(4,17,29,.96) 2%,rgba(4,20,34,.88) 52%,rgba(4,25,43,.52) 100%),
        url('/assets/images/backpic/back-2.jpg') center/cover no-repeat;
    }
    .article-banner:after{
      content:"";
      position:absolute;
      width:400px;
      height:400px;
      right:-120px;
      top:-155px;
      border:1px solid rgba(0,229,255,.28);
      border-radius:50%;
      box-shadow:0 0 0 42px rgba(0,229,255,.035),0 0 0 84px rgba(0,229,255,.024);
    }
    .article-hero-grid{
      position:relative;
      z-index:1;
      display:grid;
      grid-template-columns:minmax(0,1fr) 310px;
      gap:38px;
      align-items:end;
    }
    .eyebrow{
      display:inline-flex;
      align-items:center;
      gap:8px;
      margin-bottom:17px;
      padding:6px 10px;
      border:1px solid rgba(0,229,255,.32);
      border-radius:999px;
      background:rgba(0,229,255,.08);
      color:var(--cyan-soft);
      font-size:12px;
      font-weight:800;
      letter-spacing:.08em;
      text-transform:uppercase;
    }
    h1,h2,h3,p{margin-top:0}
    h1{
      max-width:770px;
      margin-bottom:16px;
      font-size:clamp(2rem,4.2vw,4rem);
      line-height:1.1;
      letter-spacing:-.045em;
    }
    h2{
      margin-bottom:12px;
      font-size:clamp(1.55rem,2.8vw,2.35rem);
      line-height:1.18;
      letter-spacing:-.03em;
    }
    h3{font-size:1.08rem;line-height:1.32}
    .hero-summary{
      max-width:750px;
      margin-bottom:22px;
      color:#d3e3eb;
      font-size:17px;
    }
    .article-meta{display:flex;flex-wrap:wrap;gap:10px 19px;color:#b7d2df;font-size:13px}
    .article-meta span{display:inline-flex;align-items:center;gap:7px}
    .release-panel{
      position:relative;
      overflow:hidden;
      padding:22px;
      border:1px solid rgba(0,229,255,.32);
      border-radius:18px;
      background:rgba(6,27,44,.78);
      box-shadow:0 16px 35px rgba(0,0,0,.2);
    }
    .release-panel:before{
      content:"";
      position:absolute;
      inset:0 0 auto;
      height:2px;
      background:linear-gradient(90deg,transparent,var(--cyan),var(--lime),transparent);
    }
    .panel-label{
      margin:0 0 13px;
      color:var(--cyan);
      font-size:11px;
      font-weight:800;
      letter-spacing:.11em;
      text-transform:uppercase;
    }
    .countdown{display:grid;grid-template-columns:repeat(3,1fr);gap:8px;margin-bottom:16px}
    .countdown span{
      display:flex;
      min-height:57px;
      flex-direction:column;
      justify-content:center;
      align-items:center;
      border:1px solid var(--line);
      border-radius:11px;
      color:var(--white);
      background:rgba(16,56,82,.55);
      font-size:19px;
      font-weight:800;
      line-height:1;
    }
    .countdown small{margin-top:6px;color:var(--muted);font-size:9px;font-weight:700;text-transform:uppercase}
    .release-panel p:last-child{margin-bottom:0;color:var(--muted);font-size:13px;line-height:1.5}
    .signal-dots{display:flex;gap:7px;margin-top:15px}
    .signal-dots i{width:7px;height:7px;border-radius:50%;background:#386477}
    .signal-dots i:first-child{background:var(--lime);box-shadow:0 0 10px rgba(204,255,0,.8)}
    .section{padding:68px 0}
    .section-dark{
      background:linear-gradient(180deg,rgba(10,39,61,.74),rgba(4,17,29,.4));
      border-top:1px solid rgba(118,218,235,.1);
      border-bottom:1px solid rgba(118,218,235,.1);
    }
    .section-kicker{
      margin:0 0 8px;
      color:var(--cyan);
      font-size:12px;
      font-weight:800;
      letter-spacing:.1em;
      text-transform:uppercase;
    }
    .section-intro{max-width:670px;margin-bottom:0;color:var(--muted)}
    .article-layout{
      display:grid;
      grid-template-columns:minmax(0,1fr) 280px;
      gap:48px;
      align-items:start;
    }
    .article-prose{
      color:#d3e2e9;
      font-size:17px;
    }
    .article-prose>*:first-child{margin-top:0}
    .article-prose h2,.article-prose h3{margin-top:1.8em;color:var(--white)}
    .article-prose h2{font-size:1.85rem}
    .article-prose h3{font-size:1.25rem}
    .article-prose p,.article-prose li{line-height:1.72}
    .article-prose p{margin-bottom:1.15em}
    .article-prose ul,.article-prose ol{margin:0 0 1.35em;padding-left:1.35em}
    .article-prose li{margin:.52em 0;padding-left:.18em}
    .article-prose a{color:var(--cyan);font-weight:700;text-decoration:underline;text-decoration-color:rgba(0,229,255,.4)}
    .article-prose blockquote{
      margin:1.7em 0;
      padding:20px 22px;
      border-left:3px solid var(--lime);
      border-radius:0 var(--radius-sm) var(--radius-sm) 0;
      background:rgba(0,229,255,.065);
      color:#e7faff;
    }
    .article-prose img{
      width:100%;
      margin:1.5em 0;
      border:1px solid var(--line);
      border-radius:16px;
      box-shadow:var(--shadow);
    }
    .article-prose table{display:block;max-width:100%;overflow-x:auto;border-collapse:collapse;margin:1.5em 0}
    .article-prose th,.article-prose td{padding:12px;border:1px solid var(--line);text-align:left}
    .article-prose th{background:var(--surface-2);color:var(--cyan-soft)}
    .reading-panel{
      position:sticky;
      top:98px;
      padding:22px;
      border:1px solid var(--line);
      border-radius:var(--radius-sm);
      background:linear-gradient(145deg,rgba(16,56,82,.86),rgba(8,35,55,.87));
    }
    .reading-panel h3{margin-bottom:13px}
    .reading-panel ul{display:grid;gap:10px;margin:0;padding:0;list-style:none}
    .reading-panel li{
      position:relative;
      padding-left:20px;
      color:var(--muted);
      font-size:13px;
      line-height:1.5;
    }
    .reading-panel li:before{content:"✓";position:absolute;left:0;color:var(--lime);font-weight:900}
    .reading-panel .micro-line{height:1px;margin:19px 0;background:var(--line)}
    .reading-panel .tag{
      display:inline-flex;
      padding:6px 9px;
      border:1px solid rgba(204,255,0,.28);
      border-radius:999px;
      color:var(--lime);
      background:rgba(204,255,0,.06);
      font-size:11px;
      font-weight:800;
    }
    .data-strip{
      display:grid;
      grid-template-columns:1.2fr repeat(3,.7fr);
      overflow:hidden;
      border:1px solid var(--line);
      border-radius:var(--radius);
      background:rgba(8,35,55,.8);
    }
    .data-cell{padding:22px 24px;border-left:1px solid var(--line)}
    .data-cell:first-child{border-left:0}
    .data-cell strong{display:block;margin-bottom:4px;color:var(--lime);font-size:24px;line-height:1.1}
    .data-cell span{color:var(--muted);font-size:13px}
    .data-lead strong{color:var(--white);font-size:18px}
    .data-lead span{display:block;max-width:390px;margin-top:7px}
    .safety-grid{
      display:grid;
      grid-template-columns:.88fr 1.12fr;
      gap:46px;
      align-items:center;
    }
    .image-frame{
      position:relative;
      overflow:hidden;
      min-height:350px;
      border:1px solid rgba(0,229,255,.23);
      border-radius:var(--radius);
      background:var(--surface);
      box-shadow:var(--shadow);
    }
    .image-frame img{width:100%;height:350px;object-fit:cover}
    .image-frame:after{
      content:"";
      position:absolute;
      inset:auto 18px 18px;
      height:58px;
      border:1px solid rgba(112,245,255,.3);
      border-radius:12px;
      background:linear-gradient(90deg,rgba(4,17,29,.93),rgba(4,17,29,.62));
      backdrop-filter:blur(8px);
    }
    .image-caption{
      position:absolute;
      z-index:1;
      left:34px;
      right:30px;
      bottom:33px;
      color:var(--white);
      font-size:13px;
      font-weight:800;
    }
    .check-list{display:grid;gap:12px;margin:23px 0 25px;padding:0;list-style:none}
    .check-list li{position:relative;padding-left:29px;color:#d6e5eb}
    .check-list li:before{
      content:"✓";
      position:absolute;
      left:0;
      top:1px;
      display:grid;
      place-items:center;
      width:19px;
      height:19px;
      border-radius:50%;
      color:#062033;
      background:var(--lime);
      font-size:12px;
      font-weight:900;
    }
    .btn{
      display:inline-flex;
      align-items:center;
      justify-content:center;
      gap:9px;
      min-height:46px;
      padding:12px 17px;
      border:1px solid transparent;
      border-radius:12px;
      font-size:14px;
      font-weight:800;
      transition:transform .2s ease,box-shadow .2s ease,background .2s ease;
    }
    .btn:hover{transform:translateY(-2px)}
    .btn:active{transform:translateY(1px)}
    .btn-primary{color:#03121b;background:var(--lime);box-shadow:0 9px 25px rgba(204,255,0,.18)}
    .btn-primary:hover{background:#ddff48;box-shadow:0 12px 31px rgba(204,255,0,.31)}
    .btn-secondary{border-color:rgba(112,245,255,.38);color:var(--cyan-soft);background:rgba(0,229,255,.08)}
    .btn-secondary:hover{background:rgba(0,229,255,.15);box-shadow:0 10px 25px rgba(0,229,255,.12)}
    .faq-layout{display:grid;grid-template-columns:.76fr 1.24fr;gap:54px;align-items:start}
    .faq-note{color:var(--muted)}
    .faq-list{border-top:1px solid var(--line)}
    .faq-item{border-bottom:1px solid var(--line)}
    .faq-item summary{
      position:relative;
      padding:19px 35px 19px 0;
      color:var(--white);
      font-weight:800;
      cursor:pointer;
      list-style:none;
    }
    .faq-item summary::-webkit-details-marker{display:none}
    .faq-item summary:after{
      content:"+";
      position:absolute;
      right:4px;
      top:14px;
      color:var(--cyan);
      font-size:25px;
      font-weight:400;
      transition:transform .2s ease;
    }
    .faq-item[open] summary:after{transform:rotate(45deg)}
    .faq-item p{max-width:720px;margin:0;padding:0 0 19px;color:var(--muted)}
    .cta-box{
      position:relative;
      overflow:hidden;
      padding:46px;
      border:1px solid rgba(0,229,255,.28);
      border-radius:28px;
      background:
        linear-gradient(105deg,rgba(6,30,48,.95),rgba(12,56,80,.87)),
        url('/assets/images/backpic/back-3.jpg') center/cover;
      box-shadow:var(--shadow);
    }
    .cta-box:after{
      content:"";
      position:absolute;
      width:300px;
      height:300px;
      right:-80px;
      bottom:-175px;
      border:1px solid rgba(204,255,0,.34);
      border-radius:50%;
      box-shadow:0 0 0 38px rgba(204,255,0,.04);
    }
    .cta-content{position:relative;z-index:1;max-width:720px}
    .cta-content h2{margin-bottom:12px}
    .cta-content p{margin-bottom:23px;color:#d1e2e9}
    .site-footer{
      padding:52px 0 24px;
      border-top:1px solid rgba(118,218,235,.14);
      background:rgba(2,13,23,.78);
    }
    .footer-grid{display:grid;grid-template-columns:1.5fr .9fr .9fr;gap:42px}
    .footer-copy{max-width:420px;margin:17px 0 0;color:var(--muted);font-size:14px}
    .footer-title{margin:3px 0 14px;color:var(--white);font-size:13px;font-weight:800}
    .footer-links{display:grid;gap:9px}
    .footer-links a{color:var(--muted);font-size:14px;transition:color .2s ease,transform .2s ease}
    .footer-links a:hover{color:var(--cyan);transform:translateX(3px)}
    .footer-bottom{
      display:flex;
      justify-content:space-between;
      gap:18px;
      margin-top:42px;
      padding-top:18px;
      border-top:1px solid var(--line);
      color:#7996a7;
      font-size:12px;
    }
    .support-fab{
      position:fixed;
      left:16px;
      bottom:96px;
      z-index:50;
      display:grid;
      place-items:center;
      width:54px;
      height:54px;
      border:1px solid var(--cyan);
      border-radius:16px;
      color:var(--cyan);
      background:rgba(2,15,27,.76);
      box-shadow:0 0 15px rgba(0,240,255,.48);
      backdrop-filter:blur(12px);
      opacity:.76;
      transition:.25s ease;
      animation:fabPulse 2.6s ease-in-out infinite;
    }
    .support-fab:before{
      content:"";
      position:absolute;
      inset:-2px;
      z-index:-1;
      border-radius:17px;
      background:linear-gradient(135deg,var(--lime),var(--cyan),var(--lime));
      opacity:.8;
    }
    .support-fab:hover{color:var(--lime);opacity:1;transform:scale(1.1);box-shadow:0 0 28px rgba(0,240,255,.74)}
    .support-fab:active{transform:scale(.95)}
    .support-fab span{font-size:22px;filter:drop-shadow(0 0 7px rgba(0,229,255,.95))}
    .support-fab b{
      position:absolute;
      top:-7px;
      right:-7px;
      padding:2px 5px;
      border-radius:8px;
      color:#071827;
      background:var(--lime);
      font-size:8px;
      letter-spacing:.05em;
    }
    @keyframes fabPulse{
      0%,100%{transform:translateY(0);opacity:.62}
      50%{transform:translateY(-6px);opacity:.9}
    }
    @media (max-width:1024px){
      .article-banner{padding:42px}
      .article-hero-grid{grid-template-columns:minmax(0,1fr) 270px;gap:26px}
      .article-layout{gap:30px}
      .safety-grid,.faq-layout{gap:34px}
    }
    @media (max-width:768px){
      .container{width:min(100% - 28px,1180px)}
      .header-inner{min-height:68px;gap:12px}
      .brand{min-width:0}
      .brand-name{font-size:12px}
      .brand-name strong{font-size:10px}
      .menu-toggle{display:block;margin-left:auto}
      .nav-links{
        display:none;
        position:absolute;
        top:68px;
        left:14px;
        right:14px;
        margin:0;
        padding:8px;
        flex-direction:column;
        align-items:stretch;
        border:1px solid var(--line);
        border-radius:14px;
        background:#08243a;
        box-shadow:var(--shadow);
      }
      .nav-links.is-open{display:flex}
      .nav-links a{padding:11px}
      .article-hero{padding:28px 0 20px}
      .article-banner{min-height:0;padding:31px 24px}
      .article-hero-grid,.article-layout,.safety-grid,.faq-layout{grid-template-columns:1fr}
      .article-hero-grid{gap:26px}
      .release-panel{max-width:400px}
      .reading-panel{position:static;order:-1}
      .article-prose{font-size:16px}
      .section{padding:53px 0}
      .data-strip{grid-template-columns:repeat(2,1fr)}
      .data-lead{grid-column:span 2}
      .data-cell:nth-child(3){border-left:0;border-top:1px solid var(--line)}
      .data-cell:nth-child(4){border-top:1px solid var(--line)}
      .footer-grid{grid-template-columns:1fr 1fr;gap:30px}
      .footer-grid>div:first-child{grid-column:span 2}
    }
    @media (max-width:520px){
      h1{font-size:2rem}
      h2{font-size:1.55rem}
      .article-banner{padding:26px 19px;border-radius:20px}
      .hero-summary{font-size:16px}
      .article-meta{gap:8px 13px}
      .data-strip{grid-template-columns:1fr}
      .data-lead{grid-column:auto}
      .data-cell,.data-cell:nth-child(3),.data-cell:nth-child(4){
        border-top:1px solid var(--line);
        border-left:0;
      }
      .data-cell:first-child{border-top:0}
      .image-frame,.image-frame img{min-height:280px;height:280px}
      .cta-box{padding:30px 22px;border-radius:21px}
      .footer-grid{grid-template-columns:1fr}
      .footer-grid>div:first-child{grid-column:auto}
      .footer-bottom{flex-direction:column;margin-top:31px}
      .support-fab{bottom:78px}
    }