/* roulang page: index */
:root{
      --bg:#08070d;
      --bg-2:#11101a;
      --panel:#15131f;
      --panel-2:#1b1826;
      --line:rgba(255,255,255,.11);
      --line-hot:rgba(255,48,139,.58);
      --text:#f6f2fb;
      --muted:rgba(246,242,251,.72);
      --weak:rgba(246,242,251,.54);
      --pink:#ff308b;
      --cyan:#28f0c2;
      --purple:#9b5cff;
      --amber:#ffbd4a;
      --green:#7cff8b;
      --danger:#ff6276;
      --radius:8px;
      --radius-sm:6px;
      --shadow:0 18px 50px rgba(0,0,0,.42);
      --glow:0 0 24px rgba(255,48,139,.18),0 0 36px rgba(40,240,194,.08);
      --side:232px;
      --trans:180ms ease;
    }
    *{box-sizing:border-box}
    html{scroll-behavior:smooth}
    body{
      margin:0;
      min-height:100vh;
      font-family:-apple-system,BlinkMacSystemFont,"Segoe UI","PingFang SC","Hiragino Sans GB","Microsoft YaHei",Arial,sans-serif;
      color:var(--text);
      background:
        radial-gradient(circle at 86% 8%,rgba(255,48,139,.16),transparent 30%),
        radial-gradient(circle at 12% 18%,rgba(40,240,194,.10),transparent 28%),
        linear-gradient(135deg,#07070b 0%,#100b18 44%,#06090b 100%);
      line-height:1.7;
      overflow-x:hidden;
    }
    body:before{
      content:"";
      position:fixed;
      inset:0;
      pointer-events:none;
      opacity:.32;
      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:46px 46px;
      mask-image:linear-gradient(to bottom,rgba(0,0,0,.9),rgba(0,0,0,.18));
      z-index:-2;
    }
    body:after{
      content:"";
      position:fixed;
      inset:0;
      pointer-events:none;
      opacity:.18;
      background:
        repeating-linear-gradient(115deg,rgba(255,255,255,.06) 0 1px,transparent 1px 28px),
        repeating-linear-gradient(0deg,rgba(255,255,255,.03) 0 1px,transparent 1px 5px);
      z-index:-1;
    }
    a{color:inherit;text-decoration:none;transition:color var(--trans),border-color var(--trans),background var(--trans)}
    img{max-width:100%;display:block}
    button,input,select,textarea{font:inherit}
    .page-shell{display:flex;min-height:100vh}
    .side-nav{
      position:fixed;
      inset:0 auto 0 0;
      width:var(--side);
      padding:22px 16px;
      background:linear-gradient(180deg,rgba(15,13,22,.96),rgba(8,7,12,.98));
      border-right:1px solid var(--line);
      box-shadow:14px 0 36px rgba(0,0,0,.25);
      z-index:30;
      display:flex;
      flex-direction:column;
      gap:22px;
    }
    .brand{
      display:flex;
      align-items:center;
      gap:12px;
      padding:10px 9px 18px;
      border-bottom:1px solid var(--line);
    }
    .brand-mark{
      width:38px;
      height:38px;
      border-radius:9px;
      display:grid;
      place-items:center;
      color:#07070b;
      font-weight:900;
      background:linear-gradient(135deg,var(--pink),var(--cyan));
      box-shadow:0 0 28px rgba(255,48,139,.28);
    }
    .brand-text{min-width:0}
    .brand-name{
      display:block;
      font-weight:800;
      font-size:16px;
      line-height:1.2;
      overflow-wrap:anywhere;
    }
    .brand-note{
      display:block;
      color:var(--weak);
      font-size:12px;
      margin-top:2px;
    }
    .nav-list{display:grid;gap:8px}
    .nav-link{
      position:relative;
      display:flex;
      align-items:center;
      gap:11px;
      padding:12px 12px;
      border-radius:var(--radius);
      color:var(--muted);
      border:1px solid transparent;
    }
    .nav-link i{font-size:18px;color:var(--weak)}
    .nav-link:hover{
      color:var(--text);
      background:rgba(255,255,255,.045);
      border-color:rgba(255,255,255,.10);
    }
    .nav-link.active{
      color:var(--text);
      background:linear-gradient(90deg,rgba(255,48,139,.18),rgba(40,240,194,.07));
      border-color:rgba(255,48,139,.35);
      box-shadow:inset 3px 0 0 var(--pink);
    }
    .nav-link.active i{color:var(--cyan)}
    .nav-bottom{
      margin-top:auto;
      border:1px solid rgba(40,240,194,.22);
      border-radius:var(--radius);
      padding:14px;
      background:rgba(40,240,194,.045);
      color:var(--muted);
      font-size:13px;
    }
    .status-dot{
      display:inline-block;
      width:8px;
      height:8px;
      border-radius:50%;
      background:var(--green);
      box-shadow:0 0 14px rgba(124,255,139,.62);
      margin-right:6px;
    }
    .mobile-top{
      display:none;
      position:sticky;
      top:0;
      z-index:40;
      align-items:center;
      justify-content:space-between;
      padding:12px 16px;
      background:rgba(9,8,14,.94);
      backdrop-filter:blur(14px);
      border-bottom:1px solid var(--line);
    }
    .main-wrap{
      width:100%;
      margin-left:var(--side);
      min-width:0;
    }
    .main-inner{
      width:min(1260px,calc(100% - 48px));
      margin:0 auto;
    }
    section{padding:72px 0}
    .section-head{
      display:flex;
      align-items:end;
      justify-content:space-between;
      gap:22px;
      margin-bottom:24px;
    }
    .eyebrow{
      display:inline-flex;
      align-items:center;
      gap:8px;
      color:var(--cyan);
      font-size:13px;
      font-weight:700;
      letter-spacing:0;
      margin-bottom:10px;
    }
    .eyebrow:before{
      content:"";
      width:24px;
      height:2px;
      background:linear-gradient(90deg,var(--pink),var(--cyan));
      border-radius:99px;
    }
    h1,h2,h3,p{margin-top:0}
    h1{
      font-size:clamp(32px,4.2rem,48px);
      line-height:1.15;
      letter-spacing:0;
      margin-bottom:18px;
      font-weight:900;
    }
    h2{
      font-size:clamp(24px,2.3rem,32px);
      line-height:1.25;
      margin-bottom:10px;
      font-weight:850;
    }
    h3{font-size:20px;line-height:1.35;font-weight:800}
    p{color:var(--muted)}
    .lead{
      font-size:17px;
      max-width:820px;
      color:rgba(246,242,251,.78);
    }
    .btn{
      border-radius:var(--radius-sm);
      border:1px solid transparent;
      min-height:44px;
      padding:10px 16px;
      font-weight:760;
      transition:transform var(--trans),box-shadow var(--trans),background var(--trans),border-color var(--trans),color var(--trans);
    }
    .btn-primary-neon{
      color:#09070d;
      background:linear-gradient(135deg,var(--cyan),var(--pink));
      box-shadow:0 0 0 1px rgba(255,255,255,.08),0 12px 30px rgba(255,48,139,.18);
    }
    .btn-primary-neon:hover,.btn-primary-neon:focus{
      color:#07070b;
      transform:translateY(-1px);
      box-shadow:0 0 0 1px rgba(255,255,255,.16),0 16px 36px rgba(40,240,194,.20);
      filter:brightness(1.06);
    }
    .btn-ghost{
      color:var(--text);
      background:rgba(255,255,255,.035);
      border-color:rgba(255,255,255,.16);
    }
    .btn-ghost:hover,.btn-ghost:focus{
      color:var(--text);
      background:rgba(255,255,255,.08);
      border-color:rgba(40,240,194,.36);
      transform:translateY(-1px);
    }
    .btn:focus-visible,.nav-link:focus-visible,.form-control:focus,.form-select:focus,.accordion-button:focus{
      outline:2px solid rgba(40,240,194,.75);
      outline-offset:2px;
      box-shadow:none;
    }
    .hero{
      padding-top:54px;
      padding-bottom:56px;
    }
    .hero-stage{
      position:relative;
      overflow:hidden;
      border:1px solid rgba(255,255,255,.11);
      border-radius:10px;
      background:
        linear-gradient(180deg,rgba(255,255,255,.045),rgba(255,255,255,.018)),
        linear-gradient(135deg,rgba(255,48,139,.08),rgba(40,240,194,.045));
      box-shadow:var(--shadow),var(--glow);
      padding:26px;
    }
    .hero-stage:before{
      content:"";
      position:absolute;
      inset:-30% -10% auto auto;
      width:360px;
      height:360px;
      border:1px solid rgba(255,48,139,.22);
      transform:rotate(18deg);
      background:repeating-linear-gradient(90deg,rgba(255,255,255,.045) 0 1px,transparent 1px 18px);
      opacity:.42;
    }
    .hero-layout{
      position:relative;
      display:grid;
      grid-template-columns:1fr minmax(360px,520px) 1fr;
      gap:22px;
      align-items:center;
    }
    .hero-side{
      display:grid;
      gap:14px;
    }
    .value-pill{
      border:1px solid var(--line);
      background:rgba(8,7,13,.64);
      border-radius:var(--radius);
      padding:14px;
    }
    .value-pill strong{
      display:block;
      color:var(--text);
      margin-bottom:4px;
    }
    .value-pill span{color:var(--weak);font-size:13px}
    .product-board{
      position:relative;
      min-height:430px;
      border-radius:10px;
      border:1px solid rgba(40,240,194,.22);
      background:
        radial-gradient(circle at 50% 0%,rgba(155,92,255,.18),transparent 38%),
        linear-gradient(180deg,rgba(19,17,28,.95),rgba(12,10,17,.96));
      padding:24px;
      overflow:hidden;
    }
    .product-board:before{
      content:"";
      position:absolute;
      inset:0;
      background:
        linear-gradient(90deg,transparent 0 7%,rgba(255,48,139,.15) 7% 7.4%,transparent 7.4% 100%),
        repeating-linear-gradient(0deg,rgba(255,255,255,.04) 0 1px,transparent 1px 30px);
      opacity:.42;
      pointer-events:none;
    }
    .board-top,.board-grid,.board-foot{position:relative}
    .board-top{
      display:flex;
      justify-content:space-between;
      align-items:start;
      gap:14px;
      padding-bottom:16px;
      border-bottom:1px solid var(--line);
      margin-bottom:18px;
    }
    .board-title{
      font-weight:850;
      font-size:18px;
    }
    .board-sub{
      font-size:13px;
      color:var(--weak);
    }
    .board-grid{
      display:grid;
      grid-template-columns:repeat(3,1fr);
      gap:10px;
      margin-bottom:18px;
    }
    .poster-tile{
      min-height:92px;
      border-radius:7px;
      background:
        linear-gradient(145deg,rgba(255,48,139,.18),rgba(40,240,194,.05)),
        linear-gradient(180deg,rgba(255,255,255,.055),rgba(255,255,255,.015));
      border:1px solid rgba(255,255,255,.10);
      position:relative;
      overflow:hidden;
    }
    .poster-tile:nth-child(2n){background:linear-gradient(145deg,rgba(40,240,194,.14),rgba(155,92,255,.08))}
    .poster-tile:nth-child(3n){background:linear-gradient(145deg,rgba(155,92,255,.16),rgba(255,189,74,.05))}
    .poster-tile:after{
      content:"";
      position:absolute;
      left:12px;
      right:12px;
      bottom:12px;
      height:4px;
      border-radius:99px;
      background:rgba(255,255,255,.22);
    }
    .board-foot{
      display:grid;
      gap:10px;
    }
    .metric-line{
      display:grid;
      grid-template-columns:78px 1fr 46px;
      align-items:center;
      gap:10px;
      font-size:13px;
      color:var(--muted);
    }
    .bar{
      height:7px;
      border-radius:99px;
      background:rgba(255,255,255,.08);
      overflow:hidden;
    }
    .bar span{
      display:block;
      height:100%;
      border-radius:inherit;
      background:linear-gradient(90deg,var(--pink),var(--cyan));
    }
    .hero-actions{
      display:flex;
      flex-wrap:wrap;
      gap:12px;
      margin-top:22px;
    }
    .data-strip{
      display:grid;
      grid-template-columns:repeat(4,1fr);
      gap:14px;
      margin-top:18px;
    }
    .stat-card,.matrix-card,.compare-card,.topic-card,.review-card,.article-card,.form-panel,.cta-panel{
      border:1px solid var(--line);
      border-radius:var(--radius);
      background:linear-gradient(180deg,rgba(255,255,255,.048),rgba(255,255,255,.022));
      box-shadow:0 12px 36px rgba(0,0,0,.24);
    }
    .stat-card{
      padding:16px;
      position:relative;
      overflow:hidden;
    }
    .stat-card:after{
      content:"";
      position:absolute;
      inset:auto 12px 0;
      height:2px;
      background:linear-gradient(90deg,var(--pink),transparent,var(--cyan));
      opacity:.72;
    }
    .stat-code{color:var(--weak);font-size:12px;font-weight:800}
    .stat-value{font-size:30px;font-weight:900;line-height:1.1;margin:8px 0 5px}
    .stat-title{font-weight:800}
    .stat-desc{font-size:13px;color:var(--weak);margin:0}
    .badge-soft{
      border:1px solid rgba(255,255,255,.13);
      background:rgba(255,255,255,.055);
      color:var(--muted);
      border-radius:999px;
      padding:7px 10px;
      font-weight:700;
    }
    .badge-pink{color:#ffd7e8;border-color:rgba(255,48,139,.32);background:rgba(255,48,139,.12)}
    .badge-cyan{color:#cffff5;border-color:rgba(40,240,194,.30);background:rgba(40,240,194,.10)}
    .badge-purple{color:#e6d8ff;border-color:rgba(155,92,255,.32);background:rgba(155,92,255,.12)}
    .badge-amber{color:#ffe9c2;border-color:rgba(255,189,74,.34);background:rgba(255,189,74,.12)}
    .vertical-section{
      padding-top:34px;
    }
    .vertical-layout{
      display:grid;
      grid-template-columns:.9fr 1.1fr;
      gap:22px;
      align-items:stretch;
    }
    .tall-panel{
      border:1px solid rgba(255,48,139,.22);
      border-radius:10px;
      padding:22px;
      min-height:420px;
      background:
        linear-gradient(180deg,rgba(255,48,139,.12),rgba(40,240,194,.04)),
        rgba(17,15,25,.86);
      position:relative;
      overflow:hidden;
    }
    .tall-panel:before{
      content:"";
      position:absolute;
      inset:16px;
      border:1px solid rgba(255,255,255,.08);
      border-radius:8px;
      pointer-events:none;
    }
    .tall-panel .big-num{
      font-size:72px;
      line-height:1;
      font-weight:950;
      color:transparent;
      -webkit-text-stroke:1px rgba(40,240,194,.62);
      margin-bottom:18px;
    }
    .matrix-grid{
      display:grid;
      grid-template-columns:repeat(2,1fr);
      gap:14px;
    }
    .matrix-card{
      padding:18px;
      min-height:174px;
      transition:transform var(--trans),border-color var(--trans),box-shadow var(--trans),background var(--trans);
      position:relative;
      overflow:hidden;
    }
    .matrix-card:before{
      content:"";
      position:absolute;
      inset:0 auto 0 0;
      width:3px;
      background:var(--pink);
      opacity:.7;
    }
    .matrix-card:nth-child(2):before,.matrix-card:nth-child(5):before{background:var(--cyan)}
    .matrix-card:nth-child(3):before,.matrix-card:nth-child(6):before{background:var(--purple)}
    .matrix-card:nth-child(4):before{background:var(--amber)}
    .matrix-card:hover{
      transform:translateY(-2px);
      border-color:rgba(40,240,194,.28);
      box-shadow:var(--glow);
      background:linear-gradient(180deg,rgba(255,255,255,.065),rgba(255,255,255,.025));
    }
    .card-meta{
      display:flex;
      justify-content:space-between;
      gap:10px;
      align-items:center;
      margin-bottom:12px;
    }
    .matrix-card ul,.compare-card ul,.cta-panel ul{
      padding-left:18px;
      margin:10px 0 0;
      color:var(--muted);
      font-size:14px;
    }
    .hot-list{
      display:grid;
      grid-template-columns:1.1fr .9fr;
      gap:18px;
    }
    .compare-table{
      border:1px solid var(--line);
      border-radius:10px;
      overflow:hidden;
      background:rgba(255,255,255,.025);
    }
    .compare-row{
      display:grid;
      grid-template-columns:1fr 1fr 1fr;
      border-bottom:1px solid var(--line);
    }
    .compare-row:last-child{border-bottom:0}
    .compare-cell{
      padding:16px;
      min-width:0;
      border-right:1px solid var(--line);
    }
    .compare-cell:last-child{border-right:0}
    .compare-head{
      background:rgba(255,255,255,.055);
      color:var(--text);
      font-weight:850;
    }
    .score{
      height:8px;
      border-radius:999px;
      background:rgba(255,255,255,.08);
      margin-top:10px;
      overflow:hidden;
    }
    .score span{display:block;height:100%;background:linear-gradient(90deg,var(--pink),var(--cyan))}
    .topic-cloud{
      display:flex;
      flex-wrap:wrap;
      gap:12px;
    }
    .topic-card{
      padding:15px 16px;
      flex:1 1 210px;
      min-height:116px;
      transition:transform var(--trans),border-color var(--trans);
    }
    .topic-card:hover{
      transform:translateY(-2px);
      border-color:rgba(255,48,139,.32);
    }
    .review-wall{
      display:grid;
      grid-template-columns:1.2fr .8fr;
      gap:18px;
    }
    .review-grid{
      display:grid;
      grid-template-columns:repeat(2,1fr);
      gap:14px;
    }
    .review-card{
      padding:18px;
    }
    .review-card p{font-size:14px;margin-bottom:12px}
    .quote-mark{
      width:34px;
      height:34px;
      display:grid;
      place-items:center;
      border-radius:50%;
      background:rgba(255,48,139,.14);
      color:var(--pink);
      margin-bottom:10px;
    }
    .news-layout{
      display:grid;
      grid-template-columns:1.35fr .65fr;
      gap:18px;
    }
    .news-list{
      border:1px solid var(--line);
      border-radius:10px;
      overflow:hidden;
      background:rgba(255,255,255,.025);
    }
    .news-item{
      display:grid;
      grid-template-columns:118px 1fr auto;
      gap:16px;
      align-items:center;
      padding:16px;
      border-bottom:1px solid var(--line);
    }
    .news-item:last-child{border-bottom:0}
    .news-date{color:var(--cyan);font-size:13px;font-weight:800}
    .news-title{font-weight:800;margin-bottom:2px}
    .news-desc{font-size:13px;color:var(--weak);margin:0}
    .side-recommend{
      padding:18px;
      border:1px solid rgba(40,240,194,.22);
      border-radius:10px;
      background:rgba(40,240,194,.045);
    }
    .faq-wrap .accordion-item{
      border:1px solid var(--line);
      border-radius:var(--radius);
      overflow:hidden;
      background:rgba(255,255,255,.03);
      margin-bottom:12px;
      color:var(--text);
    }
    .faq-wrap .accordion-button{
      min-height:52px;
      background:rgba(255,255,255,.025);
      color:var(--text);
      font-weight:800;
      box-shadow:none;
      padding:16px 18px;
    }
    .faq-wrap .accordion-button:not(.collapsed){
      background:linear-gradient(90deg,rgba(255,48,139,.16),rgba(40,240,194,.06));
      color:var(--text);
      box-shadow:inset 3px 0 0 var(--pink);
    }
    .faq-wrap .accordion-button:after{
      filter:invert(1);
      opacity:.78;
    }
    .faq-wrap .accordion-body{
      color:var(--muted);
      background:rgba(255,255,255,.025);
      padding:16px 18px 18px;
    }
    .form-section{padding-bottom:84px}
    .form-layout{
      display:grid;
      grid-template-columns:.86fr 1.14fr;
      gap:18px;
      align-items:start;
    }
    .cta-panel{
      padding:24px;
      position:sticky;
      top:24px;
    }
    .step-line{
      display:grid;
      gap:14px;
      margin-top:20px;
    }
    .step{
      display:grid;
      grid-template-columns:34px 1fr;
      gap:12px;
      align-items:start;
    }
    .step-num{
      width:34px;
      height:34px;
      display:grid;
      place-items:center;
      border-radius:50%;
      color:#08070d;
      font-weight:900;
      background:linear-gradient(135deg,var(--cyan),var(--pink));
    }
    .form-panel{padding:22px}
    .form-label{font-weight:760;color:var(--text);margin-bottom:8px}
    .form-control,.form-select{
      background:rgba(8,7,13,.78);
      border:1px solid rgba(255,255,255,.14);
      color:var(--text);
      border-radius:var(--radius-sm);
      min-height:46px;
    }
    .form-control::placeholder{color:rgba(246,242,251,.38)}
    .form-control:focus,.form-select:focus{
      background:rgba(8,7,13,.9);
      border-color:rgba(40,240,194,.56);
      color:var(--text);
    }
    .form-select option{background:#11101a;color:var(--text)}
    .invalid-feedback{color:#ff9bac}
    .footer{
      border-top:1px solid var(--line);
      background:rgba(6,5,10,.86);
      padding:34px 0;
    }
    .footer-grid{
      display:grid;
      grid-template-columns:1fr auto;
      gap:24px;
      align-items:center;
    }
    .footer-links{
      display:flex;
      flex-wrap:wrap;
      gap:14px;
      justify-content:flex-end;
      color:var(--muted);
      font-size:14px;
    }
    .footer-links a:hover{color:var(--cyan)}
    .copyright{color:var(--weak);font-size:13px;margin:8px 0 0}
    .offcanvas{
      background:#0c0a12;
      color:var(--text);
      border-right:1px solid var(--line);
    }
    .offcanvas .btn-close{filter:invert(1)}
    @media (max-width:1100px){
      :root{--side:84px}
      .side-nav{align-items:center;padding:18px 12px}
      .brand{padding:8px 0 16px}
      .brand-text,.nav-link span,.nav-bottom{display:none}
      .nav-link{justify-content:center;width:52px;height:52px;padding:0}
      .main-inner{width:min(100% - 36px,1120px)}
      .hero-layout{grid-template-columns:1fr;gap:16px}
      .hero-side{grid-template-columns:repeat(2,1fr)}
      .product-board{min-height:360px}
      .data-strip{grid-template-columns:repeat(2,1fr)}
      .vertical-layout,.hot-list,.review-wall,.news-layout,.form-layout{grid-template-columns:1fr}
      .cta-panel{position:static}
    }
    @media (max-width:768px){
      .side-nav{display:none}
      .mobile-top{display:flex}
      .main-wrap{margin-left:0}
      .main-inner{width:min(100% - 28px,680px)}
      section{padding:48px 0}
      .hero{padding-top:28px}
      .hero-stage{padding:18px}
      .hero-side,.matrix-grid,.review-grid{grid-template-columns:1fr}
      .board-grid{grid-template-columns:repeat(2,1fr)}
      .data-strip{grid-template-columns:1fr}
      .section-head{display:block}
      .compare-table{display:grid;gap:12px;border:0;background:transparent}
      .compare-row{display:grid;grid-template-columns:1fr;border:1px solid var(--line);border-radius:var(--radius);overflow:hidden}
      .compare-head{display:none}
      .compare-cell{border-right:0;border-bottom:1px solid var(--line)}
      .compare-cell:last-child{border-bottom:0}
      .compare-cell:before{
        content:attr(data-label);
        display:block;
        color:var(--weak);
        font-size:12px;
        margin-bottom:4px;
      }
      .news-item{grid-template-columns:1fr;gap:8px}
      .footer-grid{grid-template-columns:1fr}
      .footer-links{justify-content:flex-start}
      .btn{width:100%}
      .hero-actions{display:grid}
    }
    @media (max-width:520px){
      h1{font-size:32px}
      h2{font-size:24px}
      .product-board{padding:16px;min-height:320px}
      .poster-tile{min-height:76px}
      .metric-line{grid-template-columns:68px 1fr 38px}
      .tall-panel .big-num{font-size:54px}
      .topic-card{flex-basis:100%}
    }

/* roulang page: category1 */
:root{
      --bg:#07070c;
      --bg-2:#0d0d16;
      --panel:#12121d;
      --panel-2:#171724;
      --panel-3:#1d1b2a;
      --text:#f4f2fb;
      --muted:rgba(244,242,251,.72);
      --weak:rgba(244,242,251,.52);
      --line:rgba(255,255,255,.1);
      --line-strong:rgba(255,255,255,.18);
      --pink:#ff4fd8;
      --cyan:#22f2c2;
      --purple:#9b6bff;
      --amber:#ffd166;
      --danger:#ff6b8b;
      --nav-w:232px;
      --radius:10px;
      --radius-sm:7px;
      --shadow:0 18px 60px rgba(0,0,0,.42);
      --glow-pink:0 0 24px rgba(255,79,216,.22);
      --glow-cyan:0 0 24px rgba(34,242,194,.18);
      --font: system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", Arial, sans-serif;
    }
    *{box-sizing:border-box}
    html{scroll-behavior:smooth}
    body{
      margin:0;
      min-height:100vh;
      font-family:var(--font);
      color:var(--text);
      background:
        radial-gradient(circle at 85% 10%, rgba(155,107,255,.22), transparent 32%),
        radial-gradient(circle at 18% 18%, rgba(255,79,216,.13), transparent 28%),
        linear-gradient(135deg, rgba(255,255,255,.025) 0 1px, transparent 1px 28px),
        linear-gradient(180deg, #06060a 0%, #0b0b12 48%, #08080d 100%);
      line-height:1.7;
      overflow-x:hidden;
    }
    body::before{
      content:"";
      position:fixed;
      inset:0;
      pointer-events:none;
      z-index:-1;
      background:
        repeating-linear-gradient(90deg, rgba(255,255,255,.025) 0 1px, transparent 1px 86px),
        repeating-linear-gradient(0deg, rgba(255,255,255,.018) 0 1px, transparent 1px 74px);
      mask-image:linear-gradient(90deg, transparent, #000 18%, #000 82%, transparent);
    }
    a{color:inherit;text-decoration:none;transition:color .18s ease, border-color .18s ease, background .18s ease, transform .18s ease}
    img{max-width:100%;height:auto}
    button,input,select,textarea{font:inherit}
    .app-shell{display:flex;min-height:100vh}
    .sidebar{
      position:fixed;
      inset:0 auto 0 0;
      width:var(--nav-w);
      z-index:1030;
      padding:22px 16px;
      background:linear-gradient(180deg, rgba(13,13,22,.98), rgba(8,8,13,.96));
      border-right:1px solid var(--line);
      box-shadow:16px 0 44px rgba(0,0,0,.32);
      display:flex;
      flex-direction:column;
      gap:22px;
    }
    .brand{
      display:flex;
      align-items:center;
      gap:12px;
      padding:10px 10px 18px;
      border-bottom:1px solid var(--line);
    }
    .brand-mark{
      width:40px;
      height:40px;
      border-radius:9px;
      display:grid;
      place-items:center;
      color:#050509;
      background:linear-gradient(135deg, var(--pink), var(--cyan));
      box-shadow:var(--glow-pink);
      font-weight:900;
      letter-spacing:.02em;
    }
    .brand-text{min-width:0}
    .brand-title{
      display:block;
      font-weight:800;
      font-size:16px;
      line-height:1.25;
      word-break:break-word;
    }
    .brand-sub{
      display:block;
      margin-top:3px;
      color:var(--weak);
      font-size:12px;
    }
    .nav-list{
      display:flex;
      flex-direction:column;
      gap:8px;
    }
    .nav-link{
      position:relative;
      display:flex;
      align-items:center;
      gap:12px;
      min-height:46px;
      padding:11px 12px;
      color:var(--muted);
      border:1px solid transparent;
      border-radius:var(--radius-sm);
      background:transparent;
      font-weight:650;
    }
    .nav-link i{font-size:18px;color:var(--weak)}
    .nav-link:hover{
      color:var(--text);
      border-color:rgba(255,79,216,.24);
      background:rgba(255,255,255,.045);
      transform:translateX(2px);
    }
    .nav-link.active{
      color:var(--text);
      border-color:rgba(34,242,194,.38);
      background:linear-gradient(90deg, rgba(34,242,194,.14), rgba(255,79,216,.055));
      box-shadow:var(--glow-cyan);
    }
    .nav-link.active::before{
      content:"";
      position:absolute;
      left:-16px;
      top:9px;
      bottom:9px;
      width:3px;
      border-radius:0 8px 8px 0;
      background:var(--cyan);
      box-shadow:0 0 18px rgba(34,242,194,.65);
    }
    .nav-link.active i{color:var(--cyan)}
    .side-status{
      margin-top:auto;
      padding:14px;
      border-radius:var(--radius);
      border:1px solid rgba(255,255,255,.09);
      background:
        linear-gradient(135deg, rgba(255,79,216,.08), rgba(34,242,194,.05)),
        var(--panel);
    }
    .status-dot{
      display:inline-block;
      width:8px;
      height:8px;
      border-radius:999px;
      margin-right:7px;
      background:var(--cyan);
      box-shadow:0 0 14px rgba(34,242,194,.75);
    }
    .side-status strong{display:block;font-size:13px}
    .side-status span{display:block;color:var(--weak);font-size:12px;margin-top:4px;line-height:1.55}
    .mobile-topbar{
      display:none;
      position:sticky;
      top:0;
      z-index:1040;
      padding:12px 16px;
      background:rgba(8,8,13,.92);
      backdrop-filter:blur(12px);
      border-bottom:1px solid var(--line);
    }
    .mobile-topbar .brand-mini{
      display:flex;
      align-items:center;
      gap:10px;
      font-weight:850;
    }
    .menu-btn{
      width:42px;
      height:42px;
      border-radius:8px;
      border:1px solid rgba(255,255,255,.14);
      background:rgba(255,255,255,.06);
      color:var(--text);
      display:grid;
      place-items:center;
    }
    .drawer-mask{
      position:fixed;
      inset:0;
      z-index:1045;
      background:rgba(0,0,0,.62);
      opacity:0;
      visibility:hidden;
      transition:.2s ease;
    }
    .drawer-mask.show{opacity:1;visibility:visible}
    .main-wrap{
      width:100%;
      margin-left:var(--nav-w);
      min-width:0;
    }
    .main-inner{
      max-width:1260px;
      margin:0 auto;
      padding-left:34px;
      padding-right:34px;
    }
    .section{padding:62px 0}
    .section-tight{padding:34px 0}
    .breadcrumb-line{
      display:flex;
      align-items:center;
      gap:9px;
      flex-wrap:wrap;
      color:var(--weak);
      font-size:13px;
      margin-bottom:22px;
    }
    .breadcrumb-line a:hover{color:var(--cyan)}
    .crumb-sep{color:rgba(255,255,255,.26)}
    .hero{
      position:relative;
      overflow:hidden;
      padding:46px 0 38px;
      border-bottom:1px solid var(--line);
    }
    .hero::before{
      content:"";
      position:absolute;
      right:-80px;
      top:32px;
      width:560px;
      height:360px;
      background:
        linear-gradient(90deg, rgba(255,255,255,.07) 1px, transparent 1px),
        linear-gradient(0deg, rgba(255,255,255,.05) 1px, transparent 1px),
        radial-gradient(circle, rgba(255,79,216,.16), transparent 58%);
      background-size:72px 72px,72px 72px,auto;
      transform:rotate(-8deg);
      opacity:.72;
      pointer-events:none;
    }
    .eyebrow{
      display:inline-flex;
      align-items:center;
      gap:8px;
      padding:7px 10px;
      border-radius:999px;
      color:var(--cyan);
      border:1px solid rgba(34,242,194,.26);
      background:rgba(34,242,194,.07);
      font-size:13px;
      font-weight:750;
    }
    h1{
      margin:18px 0 16px;
      font-size:clamp(32px,4vw,48px);
      line-height:1.16;
      font-weight:900;
      letter-spacing:.01em;
      max-width:840px;
    }
    .lead{
      max-width:780px;
      color:var(--muted);
      font-size:17px;
      margin:0;
    }
    .hero-actions{
      display:flex;
      gap:12px;
      flex-wrap:wrap;
      margin-top:26px;
    }
    .btn-neon,.btn-ghost{
      display:inline-flex;
      align-items:center;
      justify-content:center;
      gap:8px;
      border-radius:8px;
      min-height:44px;
      padding:11px 18px;
      font-weight:800;
      border:1px solid transparent;
      transition:transform .18s ease, box-shadow .18s ease, background .18s ease, border-color .18s ease;
    }
    .btn-neon{
      color:#07070c;
      background:linear-gradient(135deg, var(--cyan), var(--pink));
      box-shadow:0 10px 30px rgba(255,79,216,.16);
    }
    .btn-neon:hover{
      color:#07070c;
      transform:translateY(-1px);
      filter:brightness(1.06);
      box-shadow:0 0 0 1px rgba(255,255,255,.18), 0 16px 36px rgba(34,242,194,.16);
    }
    .btn-ghost{
      color:var(--text);
      border-color:rgba(255,255,255,.18);
      background:rgba(255,255,255,.045);
    }
    .btn-ghost:hover{
      color:var(--text);
      transform:translateY(-1px);
      border-color:rgba(255,79,216,.42);
      background:rgba(255,79,216,.09);
      box-shadow:var(--glow-pink);
    }
    .hero-panel{
      position:relative;
      border:1px solid rgba(255,255,255,.12);
      border-radius:var(--radius);
      background:
        linear-gradient(135deg, rgba(255,79,216,.11), rgba(34,242,194,.05)),
        var(--panel);
      box-shadow:var(--shadow);
      padding:18px;
      overflow:hidden;
    }
    .hero-panel::after{
      content:"";
      position:absolute;
      inset:0;
      background:linear-gradient(110deg, transparent 0 35%, rgba(255,255,255,.08) 48%, transparent 62% 100%);
      transform:translateX(-75%);
      animation:scan 5s ease-in-out infinite;
      pointer-events:none;
    }
    @keyframes scan{50%,100%{transform:translateX(85%)}}
    .slot-title{
      display:flex;
      justify-content:space-between;
      align-items:center;
      gap:12px;
      margin-bottom:14px;
      color:var(--muted);
      font-size:14px;
    }
    .slot-title strong{color:var(--text);font-size:16px}
    .slot-grid{
      display:grid;
      grid-template-columns:repeat(2,1fr);
      gap:10px;
    }
    .time-slot{
      padding:13px;
      border-radius:8px;
      border:1px solid rgba(255,255,255,.1);
      background:rgba(0,0,0,.2);
    }
    .time-slot.active{
      border-color:rgba(34,242,194,.44);
      background:rgba(34,242,194,.09);
      box-shadow:inset 0 0 0 1px rgba(34,242,194,.08);
    }
    .time-slot span{display:block;color:var(--weak);font-size:12px}
    .time-slot b{display:block;margin-top:3px;font-size:15px}
    .filter-bar{
      display:flex;
      flex-wrap:wrap;
      gap:10px;
      padding:14px;
      border-radius:var(--radius);
      border:1px solid var(--line);
      background:rgba(255,255,255,.035);
      margin-top:28px;
    }
    .filter-chip{
      border:1px solid rgba(255,255,255,.13);
      background:rgba(255,255,255,.04);
      color:var(--muted);
      border-radius:999px;
      padding:8px 12px;
      font-size:13px;
      font-weight:700;
    }
    .filter-chip.active,.filter-chip:hover{
      color:var(--text);
      border-color:rgba(255,79,216,.4);
      background:rgba(255,79,216,.1);
    }
    .section-head{
      display:flex;
      justify-content:space-between;
      align-items:flex-end;
      gap:20px;
      margin-bottom:24px;
    }
    .section-head h2{
      margin:0;
      font-size:clamp(24px,3vw,32px);
      font-weight:900;
    }
    .section-head p{
      margin:8px 0 0;
      max-width:660px;
      color:var(--muted);
    }
    .mini-note{
      color:var(--weak);
      font-size:13px;
      border-left:2px solid var(--pink);
      padding-left:10px;
      white-space:nowrap;
    }
    .entry-grid{
      display:grid;
      grid-template-columns:repeat(3,1fr);
      gap:18px;
    }
    .entry-card{
      position:relative;
      min-height:292px;
      display:flex;
      flex-direction:column;
      padding:18px;
      border-radius:var(--radius);
      border:1px solid rgba(255,255,255,.11);
      background:
        linear-gradient(180deg, rgba(255,255,255,.045), transparent 46%),
        var(--panel);
      overflow:hidden;
      box-shadow:0 12px 36px rgba(0,0,0,.22);
      transition:transform .2s ease,border-color .2s ease,box-shadow .2s ease;
    }
    .entry-card::before{
      content:"";
      position:absolute;
      inset:0;
      background:
        linear-gradient(90deg, rgba(255,255,255,.04) 1px, transparent 1px),
        linear-gradient(0deg, rgba(255,255,255,.035) 1px, transparent 1px);
      background-size:44px 44px;
      opacity:.38;
      pointer-events:none;
    }
    .entry-card:hover{
      transform:translateY(-4px);
      border-color:rgba(34,242,194,.38);
      box-shadow:var(--shadow), var(--glow-cyan);
    }
    .entry-top,.entry-body,.entry-foot{position:relative;z-index:1}
    .entry-top{
      display:flex;
      justify-content:space-between;
      align-items:center;
      gap:12px;
      margin-bottom:22px;
    }
    .entry-no{
      color:var(--weak);
      font-size:12px;
      letter-spacing:.08em;
      font-weight:850;
    }
    .badge-soft{
      border-radius:999px;
      padding:6px 9px;
      font-size:12px;
      font-weight:800;
      border:1px solid rgba(255,255,255,.12);
      background:rgba(255,255,255,.05);
      color:var(--muted);
    }
    .badge-cyan{color:var(--cyan);border-color:rgba(34,242,194,.3);background:rgba(34,242,194,.08)}
    .badge-pink{color:var(--pink);border-color:rgba(255,79,216,.3);background:rgba(255,79,216,.08)}
    .badge-purple{color:#c8b6ff;border-color:rgba(155,107,255,.34);background:rgba(155,107,255,.1)}
    .badge-amber{color:var(--amber);border-color:rgba(255,209,102,.32);background:rgba(255,209,102,.08)}
    .entry-card h3{
      margin:0 0 10px;
      font-size:20px;
      line-height:1.35;
      font-weight:880;
    }
    .entry-card p{
      margin:0;
      color:var(--muted);
      font-size:15px;
    }
    .tag-row{
      display:flex;
      gap:8px;
      flex-wrap:wrap;
      margin-top:18px;
    }
    .tag{
      color:var(--weak);
      border:1px solid rgba(255,255,255,.1);
      background:rgba(0,0,0,.18);
      border-radius:6px;
      padding:5px 8px;
      font-size:12px;
    }
    .entry-foot{
      margin-top:auto;
      padding-top:18px;
      display:flex;
      align-items:center;
      justify-content:space-between;
      gap:12px;
      border-top:1px solid rgba(255,255,255,.08);
    }
    .updated{color:var(--weak);font-size:12px}
    .text-link{
      color:var(--cyan);
      font-weight:850;
      font-size:14px;
    }
    .text-link:hover{color:var(--pink)}
    .scenario-wrap{
      display:grid;
      grid-template-columns:.92fr 1.08fr;
      gap:20px;
      align-items:stretch;
    }
    .panel-card{
      border-radius:var(--radius);
      border:1px solid var(--line);
      background:linear-gradient(145deg, rgba(255,255,255,.055), rgba(255,255,255,.025)), var(--panel);
      padding:22px;
      box-shadow:0 14px 42px rgba(0,0,0,.22);
    }
    .panel-card h2,.panel-card h3{margin-top:0;font-weight:900}
    .panel-card p{color:var(--muted);margin-bottom:0}
    .metric-list{
      display:grid;
      gap:12px;
      margin-top:18px;
    }
    .metric-item{
      padding:14px;
      border-radius:8px;
      background:rgba(0,0,0,.18);
      border:1px solid rgba(255,255,255,.09);
    }
    .metric-label{
      display:flex;
      justify-content:space-between;
      gap:10px;
      color:var(--muted);
      font-size:13px;
      margin-bottom:8px;
    }
    .bar{
      height:7px;
      border-radius:999px;
      background:rgba(255,255,255,.08);
      overflow:hidden;
    }
    .bar span{
      display:block;
      height:100%;
      border-radius:inherit;
      background:linear-gradient(90deg,var(--cyan),var(--pink));
    }
    .step-list{
      display:grid;
      grid-template-columns:repeat(3,1fr);
      gap:14px;
      margin-top:18px;
    }
    .step{
      border:1px solid rgba(255,255,255,.1);
      border-radius:9px;
      background:rgba(255,255,255,.035);
      padding:16px;
    }
    .step-num{
      width:32px;
      height:32px;
      border-radius:8px;
      display:grid;
      place-items:center;
      color:#07070c;
      background:var(--cyan);
      font-weight:900;
      margin-bottom:12px;
    }
    .step h3{font-size:17px;margin:0 0 7px}
    .step p{font-size:14px;margin:0;color:var(--muted)}
    .compare-block{
      display:grid;
      grid-template-columns:1fr auto 1fr;
      gap:16px;
      align-items:stretch;
    }
    .compare-card{
      border:1px solid var(--line);
      border-radius:var(--radius);
      padding:20px;
      background:var(--panel);
    }
    .compare-card.good{
      border-color:rgba(34,242,194,.26);
      background:linear-gradient(135deg,rgba(34,242,194,.08),rgba(255,255,255,.025)),var(--panel);
    }
    .compare-title{
      display:flex;
      align-items:center;
      gap:9px;
      margin-bottom:14px;
      font-weight:900;
      font-size:18px;
    }
    .compare-list{
      list-style:none;
      margin:0;
      padding:0;
      display:grid;
      gap:11px;
    }
    .compare-list li{
      display:flex;
      gap:9px;
      color:var(--muted);
      font-size:15px;
    }
    .compare-list i{margin-top:4px}
    .compare-card.good i{color:var(--cyan)}
    .compare-card:not(.good) i{color:var(--amber)}
    .compare-arrow{
      display:grid;
      place-items:center;
      color:var(--pink);
      font-size:28px;
      text-shadow:0 0 18px rgba(255,79,216,.5);
    }
    .accordion{
      --bs-accordion-bg:transparent;
      --bs-accordion-border-color:transparent;
    }
    .accordion-item{
      color:var(--text);
      background:var(--panel);
      border:1px solid rgba(255,255,255,.1)!important;
      border-radius:var(--radius)!important;
      overflow:hidden;
      margin-bottom:12px;
    }
    .accordion-button{
      min-height:54px;
      color:var(--text);
      background:rgba(255,255,255,.03);
      box-shadow:none!important;
      font-weight:850;
      padding:16px 18px;
    }
    .accordion-button:not(.collapsed){
      color:var(--text);
      background:linear-gradient(90deg,rgba(34,242,194,.12),rgba(255,79,216,.045));
      border-left:3px solid var(--cyan);
    }
    .accordion-button::after{
      filter:invert(1) grayscale(1);
      opacity:.8;
    }
    .accordion-body{
      color:var(--muted);
      padding:18px;
      background:rgba(0,0,0,.16);
    }
    .contact-panel{
      border:1px solid rgba(255,79,216,.22);
      border-radius:var(--radius);
      background:
        radial-gradient(circle at 18% 0%, rgba(255,79,216,.18), transparent 34%),
        radial-gradient(circle at 90% 40%, rgba(34,242,194,.12), transparent 30%),
        var(--panel);
      padding:26px;
      box-shadow:var(--shadow);
    }
    .form-control,.form-select{
      color:var(--text);
      background-color:rgba(0,0,0,.22);
      border:1px solid rgba(255,255,255,.14);
      border-radius:8px;
      min-height:46px;
    }
    .form-control::placeholder{color:rgba(244,242,251,.38)}
    .form-control:focus,.form-select:focus{
      color:var(--text);
      background-color:rgba(0,0,0,.28);
      border-color:rgba(34,242,194,.62);
      box-shadow:0 0 0 .2rem rgba(34,242,194,.12);
    }
    .form-label{color:var(--muted);font-weight:750;font-size:14px}
    textarea.form-control{min-height:118px}
    .small-tip{color:var(--weak);font-size:13px;margin-top:10px}
    .footer{
      margin-left:var(--nav-w);
      border-top:1px solid var(--line);
      background:linear-gradient(180deg, rgba(13,13,22,.7), rgba(5,5,8,.96));
      padding:30px 0;
    }
    .footer-grid{
      display:flex;
      justify-content:space-between;
      align-items:flex-start;
      gap:24px;
    }
    .brand-name{
      font-size:18px;
      font-weight:900;
      margin-bottom:8px;
    }
    .copyright{
      color:var(--weak);
      margin:0;
      font-size:13px;
    }
    .footer-links{
      display:flex;
      flex-wrap:wrap;
      justify-content:flex-end;
      gap:10px 16px;
    }
    .footer-links a{
      color:var(--muted);
      font-size:14px;
      border-bottom:1px solid transparent;
    }
    .footer-links a:hover{
      color:var(--cyan);
      border-color:rgba(34,242,194,.5);
    }
    @media (max-width:1100px){
      :root{--nav-w:204px}
      .entry-grid{grid-template-columns:repeat(2,1fr)}
      .scenario-wrap{grid-template-columns:1fr}
      .step-list{grid-template-columns:1fr}
    }
    @media (max-width:992px){
      .app-shell{display:block}
      .mobile-topbar{display:flex;align-items:center;justify-content:space-between}
      .sidebar{
        transform:translateX(-104%);
        transition:transform .22s ease;
        width:280px;
      }
      .sidebar.open{transform:translateX(0)}
      .main-wrap,.footer{margin-left:0}
      .main-inner{padding-left:20px;padding-right:20px}
      .hero{padding-top:30px}
    }
    @media (max-width:768px){
      .section{padding:44px 0}
      .hero-actions{flex-direction:column}
      .btn-neon,.btn-ghost{width:100%}
      .entry-grid{grid-template-columns:1fr}
      .slot-grid{grid-template-columns:1fr}
      .section-head{display:block}
      .mini-note{display:inline-block;margin-top:12px;white-space:normal}
      .compare-block{grid-template-columns:1fr}
      .compare-arrow{transform:rotate(90deg);padding:4px 0}
      .footer-grid{display:block}
      .footer-links{justify-content:flex-start;margin-top:18px}
    }
    @media (max-width:520px){
      .main-inner{padding-left:16px;padding-right:16px}
      .brand-title{font-size:15px}
      .hero-panel,.panel-card,.contact-panel{padding:16px}
      .entry-card{min-height:auto}
      .filter-bar{overflow-x:auto;flex-wrap:nowrap;padding-bottom:12px}
      .filter-chip{white-space:nowrap}
    }

/* roulang page: category2 */
:root {
      --bg: #08070d;
      --bg-2: #0f0d18;
      --panel: #15121f;
      --panel-2: #1b1727;
      --panel-soft: rgba(255, 255, 255, 0.045);
      --line: rgba(255, 255, 255, 0.12);
      --line-strong: rgba(49, 244, 203, 0.36);
      --text: rgba(255, 255, 255, 0.92);
      --muted: rgba(255, 255, 255, 0.66);
      --soft: rgba(255, 255, 255, 0.46);
      --pink: #ff3d91;
      --cyan: #31f4cb;
      --violet: #9d6bff;
      --amber: #ffc857;
      --green: #77ff94;
      --danger: #ff6b78;
      --radius: 8px;
      --radius-sm: 6px;
      --shadow: 0 18px 50px rgba(0, 0, 0, 0.34);
      --glow-cyan: 0 0 24px rgba(49, 244, 203, 0.18);
      --glow-pink: 0 0 24px rgba(255, 61, 145, 0.18);
      --sidebar: 232px;
      --ease: 180ms ease;
    }

    * {
      box-sizing: border-box;
    }

    html {
      scroll-behavior: smooth;
    }

    body {
      margin: 0;
      min-height: 100vh;
      background:
        radial-gradient(circle at 16% 8%, rgba(255, 61, 145, 0.16), transparent 28%),
        radial-gradient(circle at 82% 12%, rgba(49, 244, 203, 0.13), transparent 30%),
        linear-gradient(135deg, #08070d 0%, #11101a 48%, #070a0d 100%);
      color: var(--text);
      font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", "Microsoft YaHei", "PingFang SC", "Hiragino Sans GB", Arial, sans-serif;
      font-size: 16px;
      line-height: 1.7;
      overflow-x: hidden;
    }

    body::before {
      content: "";
      position: fixed;
      inset: 0;
      pointer-events: none;
      opacity: 0.24;
      background-image:
        linear-gradient(rgba(255,255,255,0.045) 1px, transparent 1px),
        linear-gradient(90deg, rgba(255,255,255,0.035) 1px, transparent 1px);
      background-size: 42px 42px;
      mask-image: linear-gradient(to bottom, #000, transparent 82%);
      z-index: -2;
    }

    body::after {
      content: "";
      position: fixed;
      inset: 0;
      pointer-events: none;
      background:
        repeating-linear-gradient(115deg, rgba(255,255,255,0.035) 0 1px, transparent 1px 15px),
        radial-gradient(circle at 50% 0, rgba(157, 107, 255, 0.1), transparent 48%);
      opacity: 0.18;
      z-index: -1;
    }

    a {
      color: inherit;
      text-decoration: none;
      transition: color var(--ease), background var(--ease), border-color var(--ease), transform var(--ease);
    }

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

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

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

    ::selection {
      color: #050509;
      background: var(--cyan);
    }

    .sidebar {
      position: fixed;
      inset: 0 auto 0 0;
      width: var(--sidebar);
      z-index: 1020;
      background: linear-gradient(180deg, rgba(12, 10, 18, 0.98), rgba(10, 9, 15, 0.94));
      border-right: 1px solid var(--line);
      box-shadow: 18px 0 60px rgba(0, 0, 0, 0.28);
      padding: 22px 16px;
      display: flex;
      flex-direction: column;
      gap: 22px;
    }

    .brand-block {
      display: flex;
      align-items: center;
      gap: 12px;
      min-height: 54px;
      padding: 8px;
      border: 1px solid rgba(255, 255, 255, 0.1);
      border-radius: var(--radius);
      background: linear-gradient(135deg, rgba(255, 61, 145, 0.12), rgba(49, 244, 203, 0.06));
    }

    .brand-mark {
      width: 38px;
      height: 38px;
      border-radius: var(--radius-sm);
      display: grid;
      place-items: center;
      color: #050509;
      background: linear-gradient(135deg, var(--cyan), var(--pink));
      box-shadow: var(--glow-cyan);
      font-weight: 900;
    }

    .brand-text {
      min-width: 0;
    }

    .brand-title {
      font-size: 15px;
      line-height: 1.25;
      font-weight: 800;
      color: var(--text);
      word-break: break-word;
    }

    .brand-sub {
      margin-top: 2px;
      color: var(--soft);
      font-size: 12px;
    }

    .nav-list {
      display: flex;
      flex-direction: column;
      gap: 8px;
    }

    .nav-link {
      position: relative;
      display: flex;
      align-items: center;
      gap: 12px;
      min-height: 46px;
      padding: 11px 12px;
      color: var(--muted);
      border: 1px solid transparent;
      border-radius: var(--radius);
      background: transparent;
      overflow: hidden;
    }

    .nav-link i {
      font-size: 18px;
      width: 22px;
      text-align: center;
      color: var(--soft);
      transition: color var(--ease), transform var(--ease);
    }

    .nav-link::before {
      content: "";
      position: absolute;
      left: 0;
      top: 10px;
      bottom: 10px;
      width: 3px;
      border-radius: 99px;
      background: transparent;
      transition: background var(--ease), box-shadow var(--ease);
    }

    .nav-link:hover {
      color: var(--text);
      border-color: rgba(49, 244, 203, 0.2);
      background: rgba(255, 255, 255, 0.045);
      transform: translateX(1px);
    }

    .nav-link:hover i {
      color: var(--cyan);
    }

    .nav-link.active {
      color: #fff;
      border-color: rgba(49, 244, 203, 0.28);
      background: linear-gradient(90deg, rgba(49, 244, 203, 0.12), rgba(255, 61, 145, 0.055));
      box-shadow: inset 0 0 0 1px rgba(255, 255, 255, 0.03);
    }

    .nav-link.active::before {
      background: var(--cyan);
      box-shadow: 0 0 18px rgba(49, 244, 203, 0.7);
    }

    .nav-link.active i {
      color: var(--cyan);
    }

    .side-status {
      margin-top: auto;
      padding: 14px;
      border-radius: var(--radius);
      background: rgba(49, 244, 203, 0.065);
      border: 1px solid rgba(49, 244, 203, 0.2);
      color: var(--muted);
      font-size: 13px;
    }

    .status-dot {
      display: inline-block;
      width: 8px;
      height: 8px;
      margin-right: 7px;
      border-radius: 50%;
      background: var(--green);
      box-shadow: 0 0 14px rgba(119, 255, 148, 0.68);
    }

    .mobile-topbar {
      display: none;
      position: sticky;
      top: 0;
      z-index: 1010;
      min-height: 64px;
      padding: 10px 14px;
      background: rgba(8, 7, 13, 0.92);
      backdrop-filter: blur(14px);
      border-bottom: 1px solid var(--line);
    }

    .mobile-brand {
      display: flex;
      align-items: center;
      gap: 10px;
      min-width: 0;
      font-weight: 800;
      color: var(--text);
    }

    .mobile-brand .brand-mark {
      width: 34px;
      height: 34px;
      flex: 0 0 auto;
    }

    .menu-button {
      width: 42px;
      height: 42px;
      display: inline-grid;
      place-items: center;
      border: 1px solid rgba(49, 244, 203, 0.22);
      border-radius: var(--radius);
      background: rgba(255, 255, 255, 0.045);
      color: var(--text);
      transition: background var(--ease), border-color var(--ease), transform var(--ease);
    }

    .menu-button:hover,
    .menu-button:focus {
      background: rgba(49, 244, 203, 0.1);
      border-color: rgba(49, 244, 203, 0.42);
      outline: none;
    }

    .offcanvas {
      background: #0b0a12;
      color: var(--text);
      border-right: 1px solid var(--line);
    }

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

    .btn-close {
      filter: invert(1);
      opacity: 0.8;
    }

    .page {
      min-height: 100vh;
      margin-left: var(--sidebar);
    }

    .main-inner {
      width: min(1220px, calc(100% - 48px));
      margin: 0 auto;
    }

    .hero {
      position: relative;
      padding: 34px 0 54px;
      overflow: hidden;
    }

    .hero::before {
      content: "";
      position: absolute;
      inset: 0 0 auto auto;
      width: min(52vw, 680px);
      height: 420px;
      background:
        linear-gradient(90deg, rgba(8, 7, 13, 0.82), rgba(8, 7, 13, 0.1)),
        repeating-linear-gradient(90deg, rgba(255,255,255,0.11) 0 1px, transparent 1px 16px),
        linear-gradient(135deg, rgba(255,61,145,0.12), rgba(49,244,203,0.12));
      clip-path: polygon(12% 0, 100% 0, 100% 88%, 0 100%);
      opacity: 0.55;
      pointer-events: none;
    }

    .breadcrumb {
      --bs-breadcrumb-divider-color: rgba(255,255,255,0.34);
      margin: 0 0 22px;
      color: var(--soft);
      font-size: 14px;
    }

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

    .breadcrumb .active {
      color: var(--cyan);
    }

    .hero-grid {
      position: relative;
      display: grid;
      grid-template-columns: minmax(0, 1.02fr) minmax(360px, 0.78fr);
      gap: 28px;
      align-items: stretch;
    }

    .hero-copy {
      padding: 30px;
      border: 1px solid rgba(255, 255, 255, 0.12);
      border-radius: var(--radius);
      background:
        linear-gradient(135deg, rgba(21, 18, 31, 0.92), rgba(12, 10, 18, 0.78)),
        radial-gradient(circle at top right, rgba(255, 61, 145, 0.13), transparent 42%);
      box-shadow: var(--shadow);
    }

    .eyebrow {
      display: inline-flex;
      align-items: center;
      gap: 8px;
      margin-bottom: 18px;
      padding: 7px 10px;
      color: var(--cyan);
      border: 1px solid rgba(49, 244, 203, 0.28);
      border-radius: var(--radius-sm);
      background: rgba(49, 244, 203, 0.06);
      font-size: 13px;
      font-weight: 700;
    }

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

    h1 {
      max-width: 780px;
      margin-bottom: 18px;
      color: var(--text);
      font-size: clamp(32px, 4vw, 46px);
      line-height: 1.18;
      font-weight: 900;
      letter-spacing: 0;
      word-break: break-word;
    }

    .hero-lead {
      max-width: 760px;
      margin-bottom: 26px;
      color: var(--muted);
      font-size: 17px;
    }

    .hero-actions,
    .cta-actions {
      display: flex;
      flex-wrap: wrap;
      gap: 12px;
      align-items: center;
    }

    .btn-neon {
      --bs-btn-padding-x: 18px;
      --bs-btn-padding-y: 11px;
      --bs-btn-border-radius: var(--radius);
      display: inline-flex;
      align-items: center;
      justify-content: center;
      gap: 8px;
      min-height: 44px;
      color: #06060a;
      font-weight: 800;
      border: 1px solid rgba(49, 244, 203, 0.72);
      background: linear-gradient(135deg, var(--cyan), #a4ffe8);
      box-shadow: var(--glow-cyan);
      transition: transform var(--ease), box-shadow var(--ease), filter var(--ease), border-color var(--ease);
    }

    .btn-neon:hover,
    .btn-neon:focus {
      color: #050509;
      transform: translateY(-1px);
      filter: brightness(1.08);
      border-color: rgba(255, 255, 255, 0.62);
      box-shadow: 0 0 34px rgba(49, 244, 203, 0.3);
      outline: none;
    }

    .btn-ghost {
      --bs-btn-padding-x: 18px;
      --bs-btn-padding-y: 11px;
      --bs-btn-border-radius: var(--radius);
      display: inline-flex;
      align-items: center;
      justify-content: center;
      gap: 8px;
      min-height: 44px;
      color: var(--text);
      font-weight: 700;
      border: 1px solid rgba(255, 255, 255, 0.18);
      background: rgba(255, 255, 255, 0.035);
      transition: background var(--ease), border-color var(--ease), transform var(--ease), color var(--ease);
    }

    .btn-ghost:hover,
    .btn-ghost:focus {
      color: var(--cyan);
      background: rgba(49, 244, 203, 0.08);
      border-color: rgba(49, 244, 203, 0.38);
      transform: translateY(-1px);
      outline: none;
    }

    .signal-panel {
      position: relative;
      padding: 18px;
      min-height: 100%;
      border: 1px solid rgba(157, 107, 255, 0.25);
      border-radius: var(--radius);
      background: rgba(18, 15, 27, 0.86);
      box-shadow: var(--shadow);
      overflow: hidden;
    }

    .signal-panel::before {
      content: "";
      position: absolute;
      inset: 0;
      background:
        linear-gradient(90deg, transparent 0 12%, rgba(49, 244, 203, 0.1) 12% 12.4%, transparent 12.4% 100%),
        repeating-linear-gradient(0deg, rgba(255,255,255,0.055) 0 1px, transparent 1px 34px);
      opacity: 0.38;
      pointer-events: none;
    }

    .signal-head {
      position: relative;
      display: flex;
      align-items: center;
      justify-content: space-between;
      gap: 12px;
      padding-bottom: 14px;
      margin-bottom: 14px;
      border-bottom: 1px solid var(--line);
    }

    .signal-title {
      font-size: 15px;
      font-weight: 800;
    }

    .signal-grid {
      position: relative;
      display: grid;
      grid-template-columns: repeat(2, 1fr);
      gap: 12px;
    }

    .mini-tile {
      min-height: 104px;
      padding: 14px;
      border-radius: var(--radius-sm);
      border: 1px solid rgba(255, 255, 255, 0.1);
      background: linear-gradient(180deg, rgba(255,255,255,0.055), rgba(255,255,255,0.025));
    }

    .mini-tile .num {
      color: var(--cyan);
      font-size: 24px;
      font-weight: 900;
      line-height: 1;
    }

    .mini-tile .label {
      margin-top: 10px;
      color: var(--muted);
      font-size: 13px;
    }

    .section {
      padding: 44px 0;
    }

    .section-header {
      display: grid;
      grid-template-columns: minmax(0, 0.8fr) minmax(280px, 0.42fr);
      gap: 24px;
      align-items: end;
      margin-bottom: 22px;
    }

    .section-kicker {
      display: inline-flex;
      width: fit-content;
      margin-bottom: 10px;
      color: var(--pink);
      font-size: 13px;
      font-weight: 800;
      letter-spacing: 0;
    }

    h2 {
      margin-bottom: 0;
      color: var(--text);
      font-size: clamp(24px, 2.6vw, 32px);
      line-height: 1.28;
      font-weight: 900;
      letter-spacing: 0;
    }

    .section-note {
      margin-bottom: 0;
      color: var(--muted);
      font-size: 15px;
    }

    .metric-row {
      display: grid;
      grid-template-columns: repeat(4, 1fr);
      gap: 16px;
    }

    .metric-card,
    .group-card,
    .faq-shell,
    .mini-cta,
    .filter-panel {
      border: 1px solid var(--line);
      border-radius: var(--radius);
      background: linear-gradient(180deg, rgba(21, 18, 31, 0.92), rgba(14, 12, 20, 0.92));
      box-shadow: 0 12px 34px rgba(0, 0, 0, 0.18);
    }

    .metric-card {
      position: relative;
      padding: 18px;
      overflow: hidden;
    }

    .metric-card::after {
      content: "";
      position: absolute;
      left: 18px;
      right: 18px;
      bottom: 14px;
      height: 3px;
      border-radius: 99px;
      background: linear-gradient(90deg, var(--cyan), transparent);
      opacity: 0.72;
    }

    .metric-code {
      color: var(--soft);
      font-size: 12px;
      font-weight: 800;
    }

    .metric-value {
      margin-top: 10px;
      color: var(--text);
      font-size: 26px;
      font-weight: 900;
      line-height: 1;
    }

    .metric-label {
      margin: 10px 0 12px;
      color: var(--muted);
      font-size: 14px;
    }

    .badge {
      --bs-badge-padding-x: 0.62rem;
      --bs-badge-padding-y: 0.42rem;
      --bs-badge-border-radius: 999px;
      font-weight: 800;
      letter-spacing: 0;
      border: 1px solid transparent;
    }

    .badge-cyan {
      color: var(--cyan);
      background: rgba(49, 244, 203, 0.1);
      border-color: rgba(49, 244, 203, 0.25);
    }

    .badge-pink {
      color: #ff8fbd;
      background: rgba(255, 61, 145, 0.1);
      border-color: rgba(255, 61, 145, 0.25);
    }

    .badge-violet {
      color: #c5adff;
      background: rgba(157, 107, 255, 0.12);
      border-color: rgba(157, 107, 255, 0.28);
    }

    .badge-amber {
      color: var(--amber);
      background: rgba(255, 200, 87, 0.1);
      border-color: rgba(255, 200, 87, 0.28);
    }

    .content-layout {
      display: grid;
      grid-template-columns: 280px minmax(0, 1fr);
      gap: 18px;
      align-items: start;
    }

    .filter-panel {
      position: sticky;
      top: 22px;
      padding: 18px;
    }

    .filter-title {
      margin-bottom: 14px;
      font-size: 16px;
      font-weight: 900;
    }

    .filter-group {
      display: grid;
      gap: 10px;
      margin-bottom: 18px;
      padding-bottom: 18px;
      border-bottom: 1px solid var(--line);
    }

    .filter-group:last-child {
      margin-bottom: 0;
      padding-bottom: 0;
      border-bottom: 0;
    }

    .filter-chip {
      display: flex;
      align-items: center;
      justify-content: space-between;
      gap: 10px;
      min-height: 40px;
      padding: 9px 10px;
      color: var(--muted);
      border: 1px solid rgba(255, 255, 255, 0.1);
      border-radius: var(--radius-sm);
      background: rgba(255, 255, 255, 0.035);
      font-size: 14px;
    }

    .filter-chip:hover,
    .filter-chip.active {
      color: var(--text);
      border-color: rgba(49, 244, 203, 0.32);
      background: rgba(49, 244, 203, 0.08);
    }

    .group-list {
      display: grid;
      gap: 18px;
    }

    .group-card {
      overflow: hidden;
    }

    .group-head {
      display: flex;
      align-items: center;
      justify-content: space-between;
      gap: 16px;
      padding: 18px 20px;
      border-bottom: 1px solid var(--line);
      background:
        linear-gradient(90deg, rgba(255, 61, 145, 0.09), transparent),
        rgba(255, 255, 255, 0.025);
    }

    .group-head h3 {
      margin: 0;
      font-size: 19px;
      font-weight: 900;
      line-height: 1.35;
    }

    .group-body {
      display: grid;
    }

    .file-row {
      display: grid;
      grid-template-columns: 76px minmax(0, 1fr) auto;
      gap: 16px;
      align-items: center;
      padding: 18px 20px;
      border-bottom: 1px solid rgba(255, 255, 255, 0.08);
      transition: background var(--ease), transform var(--ease);
    }

    .file-row:last-child {
      border-bottom: 0;
    }

    .file-row:hover {
      background: rgba(49, 244, 203, 0.045);
    }

    .row-code {
      display: grid;
      place-items: center;
      width: 54px;
      height: 54px;
      border-radius: var(--radius-sm);
      color: var(--cyan);
      border: 1px solid rgba(49, 244, 203, 0.3);
      background: rgba(49, 244, 203, 0.07);
      font-weight: 900;
      box-shadow: var(--glow-cyan);
    }

    .row-title {
      margin-bottom: 6px;
      color: var(--text);
      font-size: 17px;
      font-weight: 900;
      line-height: 1.38;
      word-break: break-word;
    }

    .row-desc {
      margin-bottom: 10px;
      color: var(--muted);
      font-size: 14px;
    }

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

    .row-action {
      display: flex;
      align-items: center;
      gap: 10px;
      white-space: nowrap;
    }

    .status-text {
      color: var(--soft);
      font-size: 13px;
    }

    .compare-strip {
      display: grid;
      grid-template-columns: repeat(3, 1fr);
      gap: 16px;
    }

    .compare-item {
      padding: 18px;
      border-radius: var(--radius);
      border: 1px solid var(--line);
      background: rgba(255, 255, 255, 0.045);
    }

    .compare-item strong {
      display: block;
      margin-bottom: 8px;
      color: var(--text);
      font-size: 17px;
    }

    .compare-item p {
      margin: 0;
      color: var(--muted);
      font-size: 14px;
    }

    .bar {
      height: 6px;
      margin-top: 14px;
      border-radius: 99px;
      overflow: hidden;
      background: rgba(255, 255, 255, 0.09);
    }

    .bar span {
      display: block;
      height: 100%;
      border-radius: inherit;
      background: linear-gradient(90deg, var(--pink), var(--cyan));
    }

    .accordion {
      display: grid;
      gap: 10px;
    }

    .faq-shell {
      padding: 16px;
    }

    .accordion-item {
      color: var(--text);
      background: transparent;
      border: 1px solid rgba(255, 255, 255, 0.1);
      border-radius: var(--radius-sm) !important;
      overflow: hidden;
    }

    .accordion-button {
      min-height: 54px;
      color: var(--text);
      font-weight: 800;
      background: rgba(255, 255, 255, 0.035);
      box-shadow: none;
    }

    .accordion-button::after {
      filter: invert(1);
      opacity: 0.76;
    }

    .accordion-button:not(.collapsed) {
      color: var(--cyan);
      background: linear-gradient(90deg, rgba(49, 244, 203, 0.12), rgba(255, 255, 255, 0.035));
      box-shadow: inset 3px 0 0 var(--cyan);
    }

    .accordion-button:focus {
      border-color: rgba(49, 244, 203, 0.38);
      box-shadow: 0 0 0 0.2rem rgba(49, 244, 203, 0.14);
    }

    .accordion-body {
      color: var(--muted);
      background: rgba(255, 255, 255, 0.025);
      font-size: 15px;
    }

    .mini-cta {
      position: relative;
      padding: 24px;
      overflow: hidden;
    }

    .mini-cta::before {
      content: "";
      position: absolute;
      right: -60px;
      top: -70px;
      width: 220px;
      height: 220px;
      border: 1px solid rgba(255, 61, 145, 0.28);
      transform: rotate(18deg);
      background: rgba(255, 61, 145, 0.05);
    }

    .cta-grid {
      position: relative;
      display: grid;
      grid-template-columns: minmax(0, 0.8fr) minmax(320px, 0.52fr);
      gap: 22px;
      align-items: center;
    }

    .mini-cta h2 {
      margin-bottom: 10px;
    }

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

    .input-row {
      display: flex;
      gap: 10px;
      padding: 8px;
      border-radius: var(--radius);
      border: 1px solid rgba(49, 244, 203, 0.22);
      background: rgba(5, 5, 9, 0.46);
    }

    .form-control {
      min-height: 46px;
      color: var(--text);
      border: 1px solid rgba(255, 255, 255, 0.12);
      border-radius: var(--radius-sm);
      background-color: rgba(255, 255, 255, 0.055);
    }

    .form-control::placeholder {
      color: rgba(255, 255, 255, 0.38);
    }

    .form-control:focus {
      color: var(--text);
      background-color: rgba(255, 255, 255, 0.075);
      border-color: rgba(49, 244, 203, 0.48);
      box-shadow: 0 0 0 0.2rem rgba(49, 244, 203, 0.12);
    }

    .footer {
      margin-left: var(--sidebar);
      padding: 34px 0;
      border-top: 1px solid var(--line);
      background: rgba(5, 5, 9, 0.72);
    }

    .footer-grid {
      display: grid;
      grid-template-columns: minmax(0, 1fr) auto;
      gap: 24px;
      align-items: center;
    }

    .brand-name {
      margin-bottom: 8px;
      color: var(--text);
      font-size: 18px;
      font-weight: 900;
    }

    .copyright {
      margin: 0;
      color: var(--soft);
      font-size: 13px;
    }

    .footer-links {
      display: flex;
      flex-wrap: wrap;
      justify-content: flex-end;
      gap: 12px 18px;
    }

    .footer-links a {
      color: var(--muted);
      font-size: 14px;
    }

    .footer-links a:hover {
      color: var(--cyan);
    }

    @media (max-width: 1120px) {
      :root {
        --sidebar: 86px;
      }

      .sidebar {
        width: var(--sidebar);
        padding: 18px 12px;
      }

      .brand-block {
        justify-content: center;
        padding: 8px;
      }

      .brand-text,
      .nav-link span,
      .side-status span:not(.status-dot) {
        display: none;
      }

      .nav-link {
        justify-content: center;
        padding: 11px 8px;
      }

      .nav-link::before {
        top: 8px;
        bottom: 8px;
      }

      .side-status {
        display: grid;
        place-items: center;
        padding: 12px 8px;
      }

      .hero-grid,
      .content-layout,
      .cta-grid {
        grid-template-columns: 1fr;
      }

      .filter-panel {
        position: static;
      }

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

    @media (max-width: 991.98px) {
      .sidebar {
        display: none;
      }

      .mobile-topbar {
        display: flex;
        align-items: center;
        justify-content: space-between;
        gap: 14px;
      }

      .page,
      .footer {
        margin-left: 0;
      }

      .main-inner {
        width: min(100% - 32px, 1220px);
      }

      .hero {
        padding-top: 24px;
      }

      .section-header {
        grid-template-columns: 1fr;
        gap: 10px;
      }

      .signal-grid,
      .compare-strip {
        grid-template-columns: 1fr;
      }
    }

    @media (max-width: 767.98px) {
      body {
        font-size: 15px;
      }

      .hero-copy,
      .signal-panel,
      .mini-cta {
        padding: 20px;
      }

      .hero-actions,
      .cta-actions {
        width: 100%;
      }

      .btn-neon,
      .btn-ghost {
        width: 100%;
      }

      .metric-row {
        grid-template-columns: 1fr;
      }

      .file-row {
        grid-template-columns: 1fr;
        gap: 12px;
      }

      .row-action {
        justify-content: space-between;
        white-space: normal;
      }

      .group-head {
        align-items: flex-start;
        flex-direction: column;
      }

      .input-row {
        flex-direction: column;
      }

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

      .footer-links {
        justify-content: flex-start;
      }
    }

    @media (max-width: 520px) {
      .main-inner {
        width: min(100% - 24px, 1220px);
      }

      h1 {
        font-size: 31px;
      }

      h2 {
        font-size: 24px;
      }

      .mobile-brand span {
        max-width: 210px;
        overflow-wrap: anywhere;
      }

      .section {
        padding: 34px 0;
      }
    }