/* roulang page: index */
:root{
      --bg:#07111f;
      --bg-2:#0b1728;
      --bg-3:#102033;
      --panel:rgba(255,255,255,.075);
      --panel-strong:rgba(255,255,255,.105);
      --panel-soft:rgba(255,255,255,.045);
      --line:rgba(255,255,255,.16);
      --line-strong:rgba(56,213,255,.45);
      --text:#f3fbff;
      --muted:#a9bad0;
      --muted-2:#71869f;
      --primary:#38d5ff;
      --primary-2:#2ea8ff;
      --accent:#8a5cff;
      --green:#40f1b7;
      --amber:#ffb454;
      --danger:#ff6b87;
      --radius-sm:14px;
      --radius:22px;
      --radius-lg:30px;
      --shadow:0 18px 60px rgba(0,120,255,.18);
      --shadow-soft:0 14px 42px rgba(0,0,0,.24);
      --container:1180px;
      --font:"PingFang SC","Microsoft YaHei","Noto Sans SC",Arial,sans-serif;
      --ease:cubic-bezier(.22,1,.36,1);
    }
    *{box-sizing:border-box}
    html{scroll-behavior:smooth}
    body{
      margin:0;
      font-family:var(--font);
      color:var(--text);
      line-height:1.75;
      background:
        radial-gradient(circle at 10% 8%, rgba(56,213,255,.18), transparent 34%),
        radial-gradient(circle at 86% 16%, rgba(138,92,255,.16), transparent 30%),
        radial-gradient(circle at 50% 78%, rgba(64,241,183,.08), transparent 34%),
        linear-gradient(135deg, var(--bg), var(--bg-2) 48%, #071420);
      min-height:100vh;
      overflow-x:hidden;
      -webkit-font-smoothing:antialiased;
      text-rendering:optimizeLegibility;
    }
    body:before{
      content:"";
      position:fixed;
      inset:0;
      z-index:-3;
      pointer-events:none;
      background-image:
        linear-gradient(rgba(255,255,255,.035) 1px, transparent 1px),
        linear-gradient(90deg, rgba(255,255,255,.035) 1px, transparent 1px);
      background-size:44px 44px;
      mask-image:linear-gradient(to bottom, rgba(0,0,0,.7), transparent 76%);
    }
    body:after{
      content:"";
      position:fixed;
      width:720px;
      height:720px;
      right:-280px;
      top:90px;
      z-index:-2;
      pointer-events:none;
      border:1px solid rgba(56,213,255,.12);
      border-radius:50%;
      box-shadow:inset 0 0 80px rgba(56,213,255,.04);
      opacity:.9;
    }
    a{color:inherit;text-decoration:none;transition:color .22s var(--ease),opacity .22s var(--ease),transform .22s var(--ease)}
    a:hover,a:focus{color:var(--primary)}
    img{max-width:100%;display:block}
    button,input,select,textarea{font-family:inherit}
    ::selection{background:rgba(56,213,255,.32);color:#fff}
    .site-wrap{position:relative;overflow:hidden}
    .container{
      width:min(calc(100% - 36px), var(--container));
      margin-inline:auto;
    }
    .section{padding:96px 0;position:relative}
    .section-tight{padding:70px 0}
    .section-head{
      display:flex;
      align-items:flex-end;
      justify-content:space-between;
      gap:28px;
      margin-bottom:34px;
    }
    .section-kicker{
      display:inline-flex;
      align-items:center;
      gap:8px;
      margin-bottom:12px;
      color:var(--primary);
      font-size:13px;
      letter-spacing:.08em;
      font-weight:700;
    }
    .section-kicker:before{
      content:"";
      width:22px;
      height:2px;
      border-radius:99px;
      background:linear-gradient(90deg,var(--primary),var(--accent));
      box-shadow:0 0 18px rgba(56,213,255,.65);
    }
    h1,h2,h3,h4,p{margin-top:0}
    h1{
      font-size:clamp(2.15rem, 5vw, 4rem);
      line-height:1.12;
      letter-spacing:-.04em;
      font-weight:900;
      margin-bottom:22px;
    }
    h2{
      font-size:clamp(2rem, 3.4vw, 2.75rem);
      line-height:1.18;
      letter-spacing:-.035em;
      font-weight:850;
      margin-bottom:12px;
    }
    h3{
      font-size:clamp(1.28rem, 2vw, 1.72rem);
      line-height:1.35;
      font-weight:800;
      margin-bottom:12px;
    }
    p{color:var(--muted);font-size:16.5px}
    .lead{font-size:18px;color:#c5d5e8;max-width:690px}
    .muted{color:var(--muted-2)}
    .text-gradient{
      background:linear-gradient(90deg,#fff 0%,#c9f6ff 38%,#7bdcff 62%,#bba6ff 100%);
      -webkit-background-clip:text;
      color:transparent;
    }

    .site-header{
      position:sticky;
      top:0;
      z-index:50;
      padding:14px 0;
      background:linear-gradient(180deg, rgba(7,17,31,.9), rgba(7,17,31,.62));
      backdrop-filter:blur(18px);
      border-bottom:1px solid rgba(255,255,255,.08);
    }
    .nav-shell{
      min-height:66px;
      padding:9px 12px 9px 16px;
      border:1px solid rgba(255,255,255,.12);
      border-radius:999px;
      background:rgba(255,255,255,.055);
      box-shadow:0 16px 50px rgba(0,0,0,.18);
      display:flex;
      align-items:center;
      justify-content:space-between;
      gap:18px;
    }
    .brand{
      display:inline-flex;
      align-items:center;
      gap:11px;
      min-width:max-content;
      color:#fff;
      font-weight:900;
      letter-spacing:-.03em;
    }
    .brand:hover{color:#fff;transform:translateY(-1px)}
    .brand-mark{
      width:42px;
      height:42px;
      border-radius:50%;
      position:relative;
      background:
        radial-gradient(circle at 35% 30%, #fff 0 7%, transparent 8%),
        radial-gradient(circle at 55% 58%, rgba(56,213,255,.95), transparent 36%),
        linear-gradient(135deg, rgba(46,168,255,.95), rgba(138,92,255,.92));
      box-shadow:0 0 32px rgba(56,213,255,.35);
      flex:0 0 auto;
    }
    .brand-mark:before{
      content:"";
      position:absolute;
      inset:7px;
      border:1px solid rgba(255,255,255,.52);
      border-left-color:transparent;
      border-radius:50%;
      transform:rotate(-22deg);
    }
    .brand-mark:after{
      content:"";
      position:absolute;
      width:8px;
      height:8px;
      right:3px;
      top:11px;
      border-radius:50%;
      background:var(--green);
      box-shadow:0 0 14px rgba(64,241,183,.9);
    }
    .brand-text strong{display:block;font-size:17px;line-height:1.08}
    .brand-text span{display:block;color:var(--muted);font-size:12px;font-weight:600;letter-spacing:.02em;margin-top:3px}
    .desktop-menu{display:flex;align-items:center;justify-content:center;gap:6px;margin:0;list-style:none}
    .desktop-menu a{
      display:inline-flex;
      align-items:center;
      min-height:42px;
      padding:0 15px;
      border-radius:999px;
      color:#d6e4f3;
      font-size:14px;
      font-weight:700;
    }
    .desktop-menu a:hover{
      background:rgba(56,213,255,.1);
      color:#fff;
    }
    .desktop-menu a.active{
      color:#07111f;
      background:linear-gradient(90deg,var(--primary),#7cf1ff);
      box-shadow:0 0 24px rgba(56,213,255,.28);
    }
    .nav-actions{display:flex;align-items:center;gap:10px;min-width:max-content}
    .status-pill,.badge{
      display:inline-flex;
      align-items:center;
      gap:7px;
      min-height:30px;
      padding:5px 12px;
      border-radius:999px;
      border:1px solid rgba(255,255,255,.14);
      background:rgba(255,255,255,.07);
      color:#dcecff;
      font-size:12px;
      font-weight:800;
      letter-spacing:.02em;
      white-space:nowrap;
    }
    .status-pill i{
      width:7px;
      height:7px;
      border-radius:50%;
      background:var(--amber);
      box-shadow:0 0 12px rgba(255,180,84,.85);
    }
    .badge-primary{border-color:rgba(56,213,255,.38);background:rgba(56,213,255,.12);color:#c8f7ff}
    .badge-green{border-color:rgba(64,241,183,.35);background:rgba(64,241,183,.1);color:#c9fff0}
    .badge-amber{border-color:rgba(255,180,84,.42);background:rgba(255,180,84,.12);color:#ffe4ba}
    .badge-purple{border-color:rgba(138,92,255,.45);background:rgba(138,92,255,.13);color:#ded4ff}
    .button,
    .button.primary-btn,
    .button.secondary-btn{
      margin:0;
      border-radius:999px;
      min-height:46px;
      padding:14px 22px;
      font-size:14px;
      font-weight:850;
      letter-spacing:.01em;
      transition:transform .22s var(--ease),box-shadow .22s var(--ease),background .22s var(--ease),border-color .22s var(--ease),color .22s var(--ease);
      border:1px solid transparent;
      line-height:1;
    }
    .primary-btn{
      color:#06101d!important;
      background:linear-gradient(105deg,var(--primary),var(--primary-2) 52%,#9c7cff)!important;
      box-shadow:0 12px 34px rgba(46,168,255,.24), inset 0 1px 0 rgba(255,255,255,.4);
    }
    .primary-btn:hover{
      transform:translateY(-2px);
      box-shadow:0 16px 42px rgba(56,213,255,.34);
      filter:saturate(1.08) brightness(1.05);
    }
    .secondary-btn{
      color:#ecfbff!important;
      background:rgba(255,255,255,.055)!important;
      border-color:rgba(255,255,255,.18)!important;
      box-shadow:inset 0 1px 0 rgba(255,255,255,.08);
    }
    .secondary-btn:hover{
      transform:translateY(-2px);
      color:#fff!important;
      border-color:rgba(56,213,255,.46)!important;
      background:rgba(56,213,255,.12)!important;
      box-shadow:0 12px 30px rgba(46,168,255,.14);
    }
    a:focus-visible,button:focus-visible,input:focus-visible,select:focus-visible,textarea:focus-visible,.button:focus-visible{
      outline:3px solid rgba(56,213,255,.55);
      outline-offset:3px;
    }
    .mobile-menu-button{
      display:none;
      width:44px;
      height:44px;
      border:1px solid rgba(255,255,255,.14);
      border-radius:50%;
      background:rgba(255,255,255,.06);
      color:#fff;
      align-items:center;
      justify-content:center;
      cursor:pointer;
    }
    .mobile-panel{
      display:none;
      margin-top:12px;
      padding:12px;
      border-radius:22px;
      border:1px solid rgba(255,255,255,.12);
      background:rgba(7,17,31,.92);
      backdrop-filter:blur(18px);
    }
    .mobile-panel .vertical.menu a{
      border-radius:14px;
      padding:13px 14px;
      color:#e8f5ff;
      font-weight:800;
    }
    .mobile-panel .vertical.menu a.active,
    .mobile-panel .vertical.menu a:hover{background:rgba(56,213,255,.12);color:#fff}

    .hero{
      padding:78px 0 70px;
      min-height:760px;
      display:flex;
      align-items:center;
      position:relative;
    }
    .hero:before{
      content:"";
      position:absolute;
      inset:40px -10% auto auto;
      width:680px;
      height:520px;
      background:url("/assets/images/backpic/back-1.webp") center/cover no-repeat;
      opacity:.16;
      filter:saturate(1.05);
      border-radius:44px;
      transform:rotate(-3deg);
      mask-image:linear-gradient(90deg, transparent, #000 24%, #000 70%, transparent);
    }
    .hero .grid-x{position:relative;z-index:1}
    .hero-copy{
      padding:24px 0;
    }
    .hero-badge-row{display:flex;flex-wrap:wrap;gap:10px;margin-bottom:22px}
    .hero-title-wrap{position:relative}
    .hero-title-wrap:before{
      content:"";
      position:absolute;
      left:-22px;
      top:8px;
      width:4px;
      height:92%;
      border-radius:999px;
      background:linear-gradient(var(--primary),var(--accent),transparent);
      box-shadow:0 0 24px rgba(56,213,255,.7);
    }
    .hero-sub{
      max-width:650px;
      margin-bottom:28px;
      color:#c4d5e9;
      font-size:18px;
    }
    .hero-actions{display:flex;flex-wrap:wrap;align-items:center;gap:14px;margin:28px 0}
    .trust-row{
      display:grid;
      grid-template-columns:repeat(3,minmax(0,1fr));
      gap:12px;
      max-width:630px;
      margin-top:34px;
    }
    .trust-item{
      padding:16px 18px;
      border:1px solid rgba(255,255,255,.12);
      border-radius:18px;
      background:rgba(255,255,255,.055);
      backdrop-filter:blur(12px);
    }
    .trust-item strong{display:block;color:#fff;font-size:18px;line-height:1.2;margin-bottom:3px}
    .trust-item span{display:block;color:var(--muted);font-size:13px}
    .visual-stage{
      position:relative;
      min-height:610px;
      padding:14px;
    }
    .cover-card{
      position:relative;
      height:520px;
      border-radius:32px;
      overflow:hidden;
      border:1px solid rgba(255,255,255,.18);
      background:rgba(255,255,255,.07);
      box-shadow:var(--shadow), inset 0 1px 0 rgba(255,255,255,.12);
      transform:rotate(1.5deg);
    }
    .cover-card img{
      width:100%;
      height:100%;
      object-fit:cover;
      opacity:.68;
      filter:saturate(1.08) contrast(1.03);
    }
    .cover-card:after{
      content:"";
      position:absolute;
      inset:0;
      background:
        linear-gradient(180deg, rgba(7,17,31,.05), rgba(7,17,31,.74)),
        radial-gradient(circle at 26% 22%, rgba(56,213,255,.26), transparent 30%);
    }
    .cover-content{
      position:absolute;
      inset:auto 28px 28px;
      z-index:2;
    }
    .cover-content .route-line{
      height:8px;
      border-radius:999px;
      background:rgba(255,255,255,.13);
      overflow:hidden;
      margin-top:18px;
    }
    .cover-content .route-line span{
      display:block;
      width:68%;
      height:100%;
      border-radius:999px;
      background:linear-gradient(90deg,var(--primary),var(--green));
      box-shadow:0 0 22px rgba(56,213,255,.65);
    }
    .float-card{
      position:absolute;
      z-index:3;
      border-radius:24px;
      border:1px solid rgba(255,255,255,.16);
      background:rgba(10,27,47,.7);
      backdrop-filter:blur(18px);
      box-shadow:var(--shadow-soft);
      padding:20px;
    }
    .float-card.one{
      left:-12px;
      top:86px;
      width:230px;
    }
    .float-card.two{
      right:-8px;
      bottom:86px;
      width:245px;
    }
    .float-card h3{font-size:19px;margin-bottom:8px}
    .float-card p{font-size:14px;margin-bottom:0}
    .node-list{display:flex;gap:8px;margin-top:14px}
    .node-list i{
      width:9px;height:9px;border-radius:50%;
      background:var(--primary);
      box-shadow:0 0 12px rgba(56,213,255,.8);
    }
    .node-list i:nth-child(2){background:var(--accent)}
    .node-list i:nth-child(3){background:var(--green)}
    .orbit{
      position:absolute;
      width:190px;
      height:190px;
      right:26px;
      top:0;
      border-radius:50%;
      border:1px dashed rgba(56,213,255,.26);
      animation:spin 18s linear infinite;
    }
    .orbit:before,.orbit:after{
      content:"";
      position:absolute;
      width:10px;height:10px;border-radius:50%;
      background:var(--green);
      box-shadow:0 0 18px rgba(64,241,183,.85);
    }
    .orbit:before{left:26px;top:14px}
    .orbit:after{right:16px;bottom:34px;background:var(--primary)}
    @keyframes spin{to{transform:rotate(360deg)}}

    .route-strip{
      padding:16px;
      border-radius:26px;
      border:1px solid rgba(255,255,255,.12);
      background:linear-gradient(90deg, rgba(255,255,255,.075), rgba(255,255,255,.035));
      overflow:hidden;
    }
    .route-strip-inner{
      display:grid;
      grid-template-columns:1.1fr .9fr .9fr 1fr;
      gap:12px;
      align-items:center;
    }
    .route-step{
      position:relative;
      min-height:96px;
      padding:18px;
      border-radius:20px;
      background:rgba(255,255,255,.055);
      border:1px solid rgba(255,255,255,.105);
    }
    .route-step:not(:last-child):after{
      content:"";
      position:absolute;
      right:-22px;
      top:50%;
      width:32px;
      height:2px;
      background:linear-gradient(90deg,var(--primary),transparent);
      box-shadow:0 0 16px rgba(56,213,255,.45);
    }
    .route-step b{display:block;color:#fff;margin-bottom:4px;font-size:15px}
    .route-step span{font-size:13px;color:var(--muted)}

    .mosaic-grid{
      display:grid;
      grid-template-columns:1.35fr .85fr .8fr;
      grid-template-rows:220px 220px;
      gap:18px;
    }
    .glass-card{
      position:relative;
      overflow:hidden;
      border-radius:var(--radius);
      border:1px solid var(--line);
      background:var(--panel);
      backdrop-filter:blur(18px);
      box-shadow:var(--shadow-soft), inset 0 1px 0 rgba(255,255,255,.06);
      transition:transform .25s var(--ease),border-color .25s var(--ease),background .25s var(--ease),box-shadow .25s var(--ease);
    }
    .glass-card:hover{
      transform:translateY(-6px);
      border-color:rgba(56,213,255,.45);
      background:rgba(255,255,255,.095);
      box-shadow:0 22px 70px rgba(46,168,255,.18), inset 0 1px 0 rgba(255,255,255,.1);
    }
    .feature-card{
      padding:28px;
      display:flex;
      flex-direction:column;
      justify-content:space-between;
    }
    .feature-card.large{grid-row:span 2}
    .feature-card .num{
      width:42px;height:42px;
      display:inline-flex;align-items:center;justify-content:center;
      border-radius:15px;
      background:linear-gradient(135deg,rgba(56,213,255,.22),rgba(138,92,255,.18));
      border:1px solid rgba(255,255,255,.14);
      color:#fff;
      font-weight:900;
      margin-bottom:18px;
    }
    .feature-card p{font-size:15px;margin-bottom:18px}
    .feature-card .arrow-link{margin-top:auto}
    .tag-row{display:flex;flex-wrap:wrap;gap:8px;margin-top:12px}
    .mini-tag{
      display:inline-flex;
      align-items:center;
      min-height:26px;
      padding:4px 10px;
      border-radius:999px;
      color:#cdeaff;
      font-size:12px;
      font-weight:750;
      background:rgba(56,213,255,.09);
      border:1px solid rgba(56,213,255,.16);
    }
    .arrow-link{
      display:inline-flex;
      align-items:center;
      gap:8px;
      color:#dffaff;
      font-weight:850;
      font-size:14px;
    }
    .arrow-link span{transition:transform .2s var(--ease)}
    .glass-card:hover .arrow-link span,.article-card:hover .arrow-link span,.case-card:hover .arrow-link span{transform:translateX(4px)}
    .feature-card.large:before{
      content:"";
      position:absolute;
      width:260px;height:260px;
      right:-90px;bottom:-90px;
      border-radius:50%;
      background:radial-gradient(circle,rgba(56,213,255,.24),transparent 62%);
    }

    .category-entry{
      border-radius:30px;
      padding:34px;
      background:
        linear-gradient(135deg, rgba(56,213,255,.11), rgba(138,92,255,.08)),
        rgba(255,255,255,.055);
      border:1px solid rgba(255,255,255,.14);
      box-shadow:var(--shadow-soft);
      overflow:hidden;
      position:relative;
    }
    .category-entry:after{
      content:"";
      position:absolute;
      inset:auto -80px -120px auto;
      width:260px;height:260px;
      border-radius:50%;
      background:radial-gradient(circle,rgba(64,241,183,.18),transparent 62%);
    }
    .category-entry .grid-x{position:relative;z-index:1}
    .category-card-img{
      min-height:260px;
      border-radius:24px;
      overflow:hidden;
      border:1px solid rgba(255,255,255,.14);
      position:relative;
    }
    .category-card-img img{width:100%;height:100%;object-fit:cover;position:absolute;inset:0}
    .category-card-img:after{
      content:"";
      position:absolute;inset:0;
      background:linear-gradient(180deg,transparent,rgba(7,17,31,.72));
    }
    .category-card-img strong{
      position:absolute;
      left:22px;
      bottom:20px;
      z-index:1;
      font-size:22px;
      line-height:1.3;
    }

    .case-section{background:linear-gradient(180deg, transparent, rgba(255,255,255,.025), transparent)}
    .case-grid{
      display:grid;
      grid-template-columns:repeat(12,1fr);
      gap:18px;
      align-items:start;
    }
    .case-card{
      grid-column:span 4;
      border-radius:26px;
      overflow:hidden;
      border:1px solid rgba(255,255,255,.14);
      background:rgba(255,255,255,.065);
      backdrop-filter:blur(18px);
      box-shadow:var(--shadow-soft);
      transition:transform .25s var(--ease),border-color .25s var(--ease),background .25s var(--ease);
    }
    .case-card:hover{
      transform:translateY(-6px);
      border-color:rgba(56,213,255,.45);
      background:rgba(255,255,255,.09);
    }
    .case-card.tall{margin-top:40px}
    .case-card.wide{grid-column:span 8}
    .case-media{
      position:relative;
      height:210px;
      overflow:hidden;
    }
    .case-card.wide .case-media{height:250px}
    .case-card.tall .case-media{height:290px}
    .case-media img{
      width:100%;height:100%;object-fit:cover;
      transition:transform .45s var(--ease);
      opacity:.78;
    }
    .case-card:hover .case-media img{transform:scale(1.06)}
    .case-media:after{
      content:"";
      position:absolute;inset:0;
      background:linear-gradient(180deg,rgba(7,17,31,.08),rgba(7,17,31,.76));
    }
    .case-media .badge{
      position:absolute;
      left:16px;top:16px;
      z-index:1;
    }
    .case-body{padding:24px}
    .case-body p{font-size:15px;margin-bottom:18px}

    .compare-panel{
      border-radius:34px;
      border:1px solid rgba(255,255,255,.14);
      background:
        radial-gradient(circle at 16% 20%, rgba(56,213,255,.13), transparent 30%),
        radial-gradient(circle at 86% 12%, rgba(138,92,255,.12), transparent 28%),
        rgba(255,255,255,.055);
      padding:28px;
      box-shadow:var(--shadow-soft);
    }
    .plan-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:18px}
    .plan-card{
      position:relative;
      min-height:430px;
      padding:28px;
      border-radius:28px;
      border:1px solid rgba(255,255,255,.14);
      background:rgba(5,14,26,.58);
      overflow:hidden;
      display:flex;
      flex-direction:column;
      transition:transform .25s var(--ease),border-color .25s var(--ease),box-shadow .25s var(--ease);
    }
    .plan-card:hover{transform:translateY(-5px);border-color:rgba(56,213,255,.36)}
    .plan-card.recommend{
      border-color:rgba(56,213,255,.62);
      box-shadow:0 0 0 1px rgba(56,213,255,.14),0 22px 70px rgba(56,213,255,.16);
      background:linear-gradient(180deg,rgba(56,213,255,.105),rgba(5,14,26,.62));
    }
    .corner-label{
      position:absolute;
      top:18px;
      right:-34px;
      transform:rotate(35deg);
      background:linear-gradient(90deg,var(--amber),#ffd18d);
      color:#2b1700;
      font-size:12px;
      font-weight:900;
      padding:5px 42px;
      box-shadow:0 8px 22px rgba(255,180,84,.18);
    }
    .plan-card h3{padding-right:40px}
    .plan-for{color:#c7d7e9;font-size:14px;margin-bottom:18px}
    .plan-list{list-style:none;margin:0 0 24px;padding:0;display:grid;gap:12px}
    .plan-list li{
      display:flex;
      gap:10px;
      color:#d8e7f6;
      font-size:15px;
    }
    .plan-list li:before{
      content:"";
      width:9px;height:9px;border-radius:50%;
      background:var(--primary);
      box-shadow:0 0 12px rgba(56,213,255,.75);
      flex:0 0 auto;
      margin-top:9px;
    }
    .plan-card .button{margin-top:auto;align-self:flex-start}

    .process-map{
      display:grid;
      grid-template-columns:repeat(4,1fr);
      gap:16px;
      counter-reset:step;
    }
    .process-card{
      counter-increment:step;
      position:relative;
      padding:24px;
      border-radius:24px;
      border:1px solid rgba(255,255,255,.13);
      background:rgba(255,255,255,.055);
      min-height:220px;
      overflow:hidden;
    }
    .process-card:before{
      content:"0" counter(step);
      display:block;
      color:rgba(56,213,255,.92);
      font-size:34px;
      line-height:1;
      font-weight:900;
      margin-bottom:20px;
    }
    .process-card:after{
      content:"";
      position:absolute;
      width:110px;height:110px;
      right:-45px;bottom:-42px;
      border-radius:50%;
      border:1px solid rgba(56,213,255,.16);
    }
    .process-card p{font-size:15px;margin:0}

    .faq-layout{
      display:grid;
      grid-template-columns:.82fr 1.18fr;
      gap:34px;
      align-items:start;
    }
    .faq-note{
      padding:30px;
      border-radius:30px;
      border:1px solid rgba(255,255,255,.14);
      background:rgba(255,255,255,.055);
      position:sticky;
      top:118px;
    }
    .accordion{
      background:transparent;
      border:0;
    }
    .accordion-item{
      margin-bottom:12px;
      border-radius:20px;
      overflow:hidden;
      border:1px solid rgba(255,255,255,.13);
      background:rgba(255,255,255,.045);
    }
    .accordion-title{
      min-height:58px;
      padding:18px 56px 18px 20px;
      border:0!important;
      color:#f4fbff!important;
      background:rgba(255,255,255,.035)!important;
      font-size:16px;
      font-weight:850;
    }
    .accordion-title:hover,.accordion-title:focus{background:rgba(56,213,255,.095)!important;color:#fff!important}
    .accordion-title:before{font-size:24px;margin-top:-14px;color:var(--primary)}
    .accordion-content{
      border:0!important;
      background:rgba(255,255,255,.055)!important;
      color:var(--muted);
      padding:4px 20px 20px;
    }
    .accordion-content p{margin:0;font-size:15.5px}

    .contact-banner{
      position:relative;
      overflow:hidden;
      border-radius:36px;
      border:1px solid rgba(56,213,255,.28);
      background:
        radial-gradient(circle at 18% 10%, rgba(56,213,255,.2), transparent 32%),
        radial-gradient(circle at 78% 70%, rgba(138,92,255,.16), transparent 30%),
        rgba(255,255,255,.065);
      box-shadow:0 0 0 1px rgba(255,255,255,.05),0 26px 90px rgba(46,168,255,.16);
      padding:38px;
    }
    .contact-banner:before{
      content:"";
      position:absolute;
      inset:12px;
      border-radius:28px;
      border:1px solid rgba(255,255,255,.08);
      pointer-events:none;
    }
    .contact-banner .grid-x{position:relative;z-index:1}
    .form-card{
      padding:24px;
      border-radius:26px;
      border:1px solid rgba(255,255,255,.14);
      background:rgba(5,14,26,.48);
      backdrop-filter:blur(18px);
    }
    .form-card label{
      color:#dcecff;
      font-weight:800;
      font-size:13px;
      margin-bottom:7px;
    }
    .form-card input,.form-card select,.form-card textarea{
      height:52px;
      border:1px solid rgba(255,255,255,.14);
      border-radius:16px;
      background:rgba(255,255,255,.06);
      box-shadow:none;
      color:#fff;
      margin-bottom:14px;
      padding:12px 14px;
    }
    .form-card textarea{height:96px;resize:vertical}
    .form-card input::placeholder,.form-card textarea::placeholder{color:#8498ad}
    .form-card input:focus,.form-card select:focus,.form-card textarea:focus{
      border-color:rgba(56,213,255,.68);
      background:rgba(255,255,255,.085);
      box-shadow:0 0 0 4px rgba(56,213,255,.12);
    }
    .form-card select option{background:#102033;color:#fff}
    .privacy-note{font-size:12.5px;color:var(--muted-2);margin:10px 0 0}

    .article-system{
      border-top:1px solid rgba(255,255,255,.08);
      border-bottom:1px solid rgba(255,255,255,.08);
      background:rgba(255,255,255,.025);
    }
    .article-preview{
      display:grid;
      grid-template-columns:1fr 1fr;
      gap:18px;
    }
    .article-style-card{
      padding:24px;
      border-radius:24px;
      border:1px solid rgba(255,255,255,.12);
      background:rgba(255,255,255,.045);
    }
    .article-style-card blockquote{
      margin:14px 0 0;
      padding:14px 16px;
      border-left:3px solid var(--primary);
      border-radius:14px;
      background:rgba(56,213,255,.075);
      color:#d8ebf8;
    }
    .article-style-card ul{margin:0;padding-left:20px;color:var(--muted)}
    .article-style-card li{margin-bottom:7px}

    .site-footer{
      position:relative;
      padding:74px 0 26px;
      background:
        linear-gradient(180deg, rgba(7,17,31,.25), rgba(3,9,18,.96)),
        linear-gradient(90deg, rgba(56,213,255,.045) 1px, transparent 1px),
        linear-gradient(rgba(56,213,255,.035) 1px, transparent 1px);
      background-size:auto,52px 52px,52px 52px;
      border-top:1px solid rgba(255,255,255,.09);
    }
    .footer-grid{
      display:grid;
      grid-template-columns:1.35fr .8fr .9fr 1fr;
      gap:34px;
      margin-bottom:44px;
    }
    .footer-brand{display:flex;align-items:center;gap:12px;margin-bottom:14px;font-weight:900;font-size:18px}
    .footer-title{font-size:14px;font-weight:900;color:#fff;margin-bottom:14px}
    .footer-links{display:grid;gap:9px}
    .footer-links a{color:var(--muted);font-size:14px}
    .footer-links a:hover{color:var(--primary);transform:translateX(3px)}
    .keyword-cloud{display:flex;flex-wrap:wrap;gap:8px}
    .footer-bottom{
      display:flex;
      justify-content:space-between;
      gap:16px;
      padding-top:24px;
      border-top:1px solid rgba(255,255,255,.08);
      color:var(--muted-2);
      font-size:13px;
    }

    @media (max-width:1024px){
      .section{padding:76px 0}
      .desktop-menu,.nav-actions .status-pill{display:none}
      .mobile-menu-button{display:inline-flex}
      .nav-shell{border-radius:28px}
      .hero{padding:58px 0 46px;min-height:auto}
      .visual-stage{min-height:540px;margin-top:22px}
      .float-card.one{left:4px}
      .float-card.two{right:4px}
      .route-strip-inner{grid-template-columns:repeat(2,1fr)}
      .route-step:not(:last-child):after{display:none}
      .mosaic-grid{grid-template-columns:1fr 1fr;grid-template-rows:auto}
      .feature-card.large{grid-row:auto;grid-column:span 2;min-height:300px}
      .case-card,.case-card.wide{grid-column:span 6}
      .case-card.tall{margin-top:0}
      .plan-grid{grid-template-columns:1fr}
      .process-map{grid-template-columns:repeat(2,1fr)}
      .faq-layout{grid-template-columns:1fr}
      .faq-note{position:relative;top:auto}
      .footer-grid{grid-template-columns:1fr 1fr}
    }
    @media (max-width:640px){
      .container{width:min(calc(100% - 28px), var(--container))}
      .section{padding:62px 0}
      .section-head{display:block}
      .brand-text span{display:none}
      .nav-shell{min-height:60px;padding:8px 9px 8px 12px}
      .brand-mark{width:38px;height:38px}
      .brand-text strong{font-size:15px}
      .hero{padding-top:42px}
      .hero-title-wrap:before{left:-13px}
      .hero-sub{font-size:16px}
      .hero-actions .button{width:100%;justify-content:center}
      .trust-row{grid-template-columns:1fr}
      .visual-stage{min-height:auto;padding:0}
      .cover-card{height:390px;border-radius:28px;transform:none}
      .float-card{position:relative!important;left:auto!important;right:auto!important;top:auto!important;bottom:auto!important;width:auto!important;margin-top:12px}
      .orbit{display:none}
      .route-strip-inner{grid-template-columns:1fr}
      .mosaic-grid{grid-template-columns:1fr;gap:14px}
      .feature-card.large{grid-column:auto}
      .case-grid{display:block}
      .case-card{margin-bottom:16px}
      .case-card,.case-card.wide{width:100%}
      .case-media,.case-card.wide .case-media,.case-card.tall .case-media{height:220px}
      .compare-panel{padding:16px;border-radius:28px}
      .process-map{grid-template-columns:1fr}
      .contact-banner{padding:22px;border-radius:28px}
      .article-preview{grid-template-columns:1fr}
      .footer-grid{grid-template-columns:1fr;gap:24px}
      .footer-bottom{display:block}
      .footer-bottom span{display:block;margin-bottom:8px}
    }

/* roulang page: category1 */
:root{
      --bg:#07111F;
      --bg-2:#0B1728;
      --bg-3:#102033;
      --panel:rgba(255,255,255,.075);
      --panel-strong:rgba(255,255,255,.105);
      --panel-soft:rgba(255,255,255,.045);
      --line:rgba(255,255,255,.16);
      --line-strong:rgba(56,213,255,.42);
      --text:#F2F8FF;
      --muted:#A9B8CC;
      --muted-2:#7F91A8;
      --primary:#38D5FF;
      --primary-2:#2EA8FF;
      --accent:#8A5CFF;
      --green:#40F1B7;
      --warm:#FFB454;
      --danger:#FF6B8A;
      --radius-sm:14px;
      --radius:22px;
      --radius-lg:28px;
      --radius-xl:34px;
      --shadow:0 18px 60px rgba(0,120,255,.18);
      --shadow-soft:0 12px 44px rgba(0,0,0,.28);
      --inner:inset 0 1px 0 rgba(255,255,255,.12);
      --container:1180px;
      --font:"PingFang SC","Microsoft YaHei","Noto Sans SC",Arial,sans-serif;
    }

    *{box-sizing:border-box}
    html{scroll-behavior:smooth}
    body{
      margin:0;
      min-height:100vh;
      font-family:var(--font);
      color:var(--text);
      line-height:1.75;
      background:
        radial-gradient(circle at 12% 8%,rgba(56,213,255,.17),transparent 30%),
        radial-gradient(circle at 86% 18%,rgba(138,92,255,.18),transparent 28%),
        radial-gradient(circle at 50% 88%,rgba(64,241,183,.08),transparent 34%),
        linear-gradient(145deg,var(--bg),#050A13 58%,#07121E);
      overflow-x:hidden;
    }
    body:before{
      content:"";
      position:fixed;
      inset:0;
      pointer-events:none;
      opacity:.34;
      background-image:
        linear-gradient(rgba(255,255,255,.05) 1px,transparent 1px),
        linear-gradient(90deg,rgba(255,255,255,.05) 1px,transparent 1px);
      background-size:44px 44px;
      mask-image:linear-gradient(to bottom,rgba(0,0,0,.95),rgba(0,0,0,.15));
      z-index:-2;
    }
    body:after{
      content:"";
      position:fixed;
      width:720px;
      height:720px;
      right:-320px;
      top:160px;
      border-radius:50%;
      pointer-events:none;
      background:radial-gradient(circle,rgba(46,168,255,.12),transparent 64%);
      filter:blur(2px);
      z-index:-1;
    }

    a{color:inherit;text-decoration:none;transition:color .24s ease,opacity .24s ease,transform .24s ease}
    a:hover,a:focus{color:var(--primary)}
    img{max-width:100%;display:block}
    button,input,select,textarea{font-family:inherit}
    ::selection{background:rgba(56,213,255,.28);color:#fff}
    :focus-visible{
      outline:3px solid rgba(56,213,255,.52);
      outline-offset:4px;
      border-radius:14px;
    }

    .container{
      width:min(calc(100% - 40px),var(--container));
      margin-inline:auto;
    }
    .section{
      position:relative;
      padding:92px 0;
    }
    .section-tight{padding:64px 0}
    .section-kicker{
      display:inline-flex;
      align-items:center;
      gap:8px;
      margin-bottom:16px;
      padding:7px 12px;
      border:1px solid rgba(56,213,255,.25);
      border-radius:999px;
      color:#C7F5FF;
      font-size:13px;
      letter-spacing:.04em;
      background:rgba(56,213,255,.08);
      box-shadow:inset 0 1px 0 rgba(255,255,255,.08);
    }
    .section-kicker:before{
      content:"";
      width:7px;
      height:7px;
      border-radius:50%;
      background:var(--green);
      box-shadow:0 0 18px rgba(64,241,183,.8);
    }
    .section-head{
      max-width:760px;
      margin-bottom:34px;
    }
    .section-head h2{
      margin:0 0 14px;
      color:#fff;
      font-size:clamp(30px,4vw,42px);
      line-height:1.18;
      letter-spacing:-.03em;
      font-weight:800;
    }
    .section-head p{
      margin:0;
      color:var(--muted);
      font-size:17px;
    }

    .site-header{
      position:sticky;
      top:0;
      z-index:50;
      padding:16px 0;
      background:linear-gradient(to bottom,rgba(7,17,31,.88),rgba(7,17,31,.58));
      border-bottom:1px solid rgba(255,255,255,.08);
      backdrop-filter:blur(18px);
    }
    .nav-shell{
      display:flex;
      align-items:center;
      justify-content:space-between;
      gap:18px;
      min-height:66px;
      padding:10px 12px 10px 16px;
      border:1px solid rgba(255,255,255,.13);
      border-radius:999px;
      background:rgba(255,255,255,.055);
      box-shadow:0 12px 44px rgba(0,0,0,.2),var(--inner);
    }
    .brand{
      display:flex;
      align-items:center;
      gap:12px;
      min-width:max-content;
      color:#fff;
    }
    .brand:hover{color:#fff;transform:translateY(-1px)}
    .brand-mark{
      position:relative;
      display:inline-flex;
      width:42px;
      height:42px;
      border-radius:16px;
      background:
        radial-gradient(circle at 32% 28%,#fff 0 3px,transparent 4px),
        radial-gradient(circle at 68% 72%,rgba(64,241,183,.9) 0 4px,transparent 5px),
        linear-gradient(135deg,var(--primary),var(--accent));
      box-shadow:0 0 30px rgba(56,213,255,.42), inset 0 1px 0 rgba(255,255,255,.45);
      overflow:hidden;
    }
    .brand-mark:before{
      content:"";
      position:absolute;
      width:34px;
      height:18px;
      border:2px solid rgba(255,255,255,.62);
      border-left-color:transparent;
      border-bottom-color:transparent;
      border-radius:50%;
      transform:rotate(-20deg);
      left:5px;
      top:11px;
    }
    .brand-text{
      display:flex;
      flex-direction:column;
      line-height:1.18;
    }
    .brand-text strong{
      font-size:18px;
      letter-spacing:.01em;
    }
    .brand-text span{
      margin-top:3px;
      color:var(--muted);
      font-size:12px;
    }
    .desktop-menu{
      display:flex;
      align-items:center;
      gap:6px;
      margin:0;
      padding:0;
      list-style:none;
    }
    .desktop-menu a{
      display:inline-flex;
      align-items:center;
      min-height:42px;
      padding:0 17px;
      border-radius:999px;
      color:#D9E7F6;
      font-size:15px;
      font-weight:650;
    }
    .desktop-menu a:hover{
      color:#fff;
      background:rgba(56,213,255,.09);
    }
    .desktop-menu a.active{
      color:#06111E;
      background:linear-gradient(135deg,var(--primary),var(--green));
      box-shadow:0 10px 28px rgba(56,213,255,.28);
    }
    .nav-actions{
      display:flex;
      align-items:center;
      gap:10px;
      min-width:max-content;
    }
    .status-pill,.badge,.mini-tag{
      display:inline-flex;
      align-items:center;
      gap:7px;
      padding:7px 11px;
      border-radius:999px;
      border:1px solid rgba(255,255,255,.13);
      background:rgba(255,255,255,.07);
      color:#DDEBFA;
      font-size:12px;
      line-height:1.2;
      white-space:nowrap;
    }
    .status-pill i{
      width:8px;
      height:8px;
      border-radius:50%;
      background:var(--warm);
      box-shadow:0 0 16px rgba(255,180,84,.85);
    }
    .button{
      margin:0;
      border-radius:999px;
      font-weight:750;
      line-height:1;
      transition:transform .22s ease,box-shadow .22s ease,filter .22s ease,background .22s ease,border-color .22s ease;
    }
    .primary-btn{
      color:#06111E!important;
      padding:15px 22px;
      background:linear-gradient(135deg,var(--primary),var(--accent));
      border:0;
      box-shadow:0 12px 34px rgba(56,213,255,.28);
    }
    .primary-btn:hover,.primary-btn:focus{
      filter:brightness(1.08);
      transform:translateY(-2px);
      box-shadow:0 16px 44px rgba(56,213,255,.4);
      color:#06111E!important;
    }
    .secondary-btn{
      color:#EAF7FF!important;
      padding:14px 20px;
      border:1px solid rgba(56,213,255,.28);
      background:rgba(255,255,255,.065);
      box-shadow:var(--inner);
    }
    .secondary-btn:hover,.secondary-btn:focus{
      color:#fff!important;
      background:rgba(56,213,255,.12);
      border-color:rgba(56,213,255,.58);
      transform:translateY(-2px);
    }
    .mobile-menu-button{
      display:none;
      width:44px;
      height:44px;
      border:1px solid rgba(255,255,255,.13);
      border-radius:999px;
      color:#fff;
      background:rgba(255,255,255,.07);
      font-size:22px;
      cursor:pointer;
    }
    .mobile-menu-button:hover{background:rgba(56,213,255,.12)}
    .mobile-panel{
      display:none;
      margin-top:12px;
      padding:12px;
      border:1px solid rgba(255,255,255,.13);
      border-radius:24px;
      background:rgba(7,17,31,.92);
      box-shadow:var(--shadow-soft);
      backdrop-filter:blur(18px);
    }
    .mobile-panel.is-open{display:block}
    .mobile-panel a{
      border-radius:16px;
      color:#E7F4FF;
      font-weight:700;
    }
    .mobile-panel a.active{
      background:rgba(56,213,255,.16);
      color:#fff;
    }

    .topic-hero{
      position:relative;
      padding:76px 0 44px;
      overflow:hidden;
    }
    .topic-hero:before{
      content:"";
      position:absolute;
      inset:0;
      background:
        linear-gradient(90deg,rgba(7,17,31,.94),rgba(7,17,31,.55)),
        url('/assets/images/backpic/back-2.webp') center/cover no-repeat;
      opacity:.72;
      z-index:-2;
    }
    .topic-hero:after{
      content:"";
      position:absolute;
      inset:auto -120px -260px auto;
      width:640px;
      height:420px;
      border:1px solid rgba(56,213,255,.18);
      border-radius:50%;
      transform:rotate(-12deg);
      box-shadow:0 0 80px rgba(56,213,255,.12);
      z-index:-1;
    }
    .crumbs{
      display:flex;
      flex-wrap:wrap;
      gap:8px;
      align-items:center;
      margin-bottom:18px;
      color:var(--muted);
      font-size:14px;
    }
    .crumbs a{color:#D6EEFF}
    .crumbs span{color:#71859C}
    .hero-labels{
      display:flex;
      flex-wrap:wrap;
      gap:10px;
      margin-bottom:18px;
    }
    .badge{
      border-color:rgba(56,213,255,.2);
      background:rgba(56,213,255,.08);
    }
    .badge.hot{
      border-color:rgba(255,180,84,.24);
      background:rgba(255,180,84,.1);
      color:#FFE2B5;
    }
    .badge.recommend{
      border-color:rgba(64,241,183,.24);
      background:rgba(64,241,183,.09);
      color:#C7FFE9;
    }
    .topic-hero h1{
      max-width:760px;
      margin:0 0 18px;
      font-size:clamp(34px,5vw,58px);
      line-height:1.08;
      letter-spacing:-.045em;
      font-weight:900;
      color:#fff;
    }
    .topic-hero .lead{
      max-width:720px;
      margin:0 0 26px;
      color:#C7D6E8;
      font-size:18px;
      line-height:1.85;
    }
    .hero-actions{
      display:flex;
      flex-wrap:wrap;
      gap:12px;
      align-items:center;
      margin-top:24px;
    }
    .hero-note{
      display:flex;
      flex-wrap:wrap;
      gap:12px;
      margin-top:24px;
    }
    .note-item{
      display:inline-flex;
      align-items:center;
      gap:8px;
      color:#DDEBFA;
      font-size:14px;
    }
    .note-item:before{
      content:"";
      width:8px;
      height:8px;
      border-radius:50%;
      background:var(--primary);
      box-shadow:0 0 14px rgba(56,213,255,.72);
    }
    .status-board{
      position:relative;
      min-height:100%;
      padding:24px;
      border:1px solid rgba(255,255,255,.16);
      border-radius:var(--radius-lg);
      background:linear-gradient(160deg,rgba(255,255,255,.11),rgba(255,255,255,.055));
      box-shadow:var(--shadow),var(--inner);
      backdrop-filter:blur(18px);
      overflow:hidden;
    }
    .status-board:before{
      content:"";
      position:absolute;
      width:230px;
      height:230px;
      right:-82px;
      top:-88px;
      border-radius:50%;
      background:radial-gradient(circle,rgba(56,213,255,.28),transparent 68%);
    }
    .board-title{
      position:relative;
      display:flex;
      align-items:center;
      justify-content:space-between;
      gap:14px;
      margin-bottom:22px;
    }
    .board-title strong{
      display:block;
      font-size:22px;
      line-height:1.25;
    }
    .board-title span{
      color:var(--muted);
      font-size:13px;
    }
    .progress-track{
      height:10px;
      margin:14px 0 18px;
      border-radius:999px;
      overflow:hidden;
      background:rgba(255,255,255,.08);
    }
    .progress-track i{
      display:block;
      width:76%;
      height:100%;
      border-radius:999px;
      background:linear-gradient(90deg,var(--primary),var(--green),var(--accent));
      box-shadow:0 0 20px rgba(56,213,255,.36);
    }
    .route-list{
      position:relative;
      display:grid;
      gap:14px;
      margin-top:22px;
    }
    .route-node{
      position:relative;
      display:flex;
      gap:12px;
      padding:14px;
      border:1px solid rgba(255,255,255,.12);
      border-radius:18px;
      background:rgba(7,17,31,.32);
    }
    .node-dot{
      flex:0 0 32px;
      width:32px;
      height:32px;
      display:grid;
      place-items:center;
      border-radius:50%;
      color:#06111E;
      font-weight:900;
      background:linear-gradient(135deg,var(--primary),var(--green));
      box-shadow:0 0 18px rgba(56,213,255,.3);
    }
    .route-node strong{display:block;color:#fff}
    .route-node p{margin:2px 0 0;color:var(--muted);font-size:13px;line-height:1.55}

    .channel-bar{
      position:relative;
      z-index:4;
      margin-top:-1px;
      padding:18px 0 26px;
      border-top:1px solid rgba(255,255,255,.08);
      border-bottom:1px solid rgba(255,255,255,.08);
      background:rgba(7,17,31,.54);
      backdrop-filter:blur(14px);
    }
    .channel-scroll{
      display:flex;
      gap:10px;
      overflow-x:auto;
      scrollbar-width:none;
      -ms-overflow-style:none;
      padding-bottom:2px;
    }
    .channel-scroll::-webkit-scrollbar{display:none}
    .channel-pill{
      display:inline-flex;
      align-items:center;
      justify-content:center;
      min-height:42px;
      padding:0 17px;
      white-space:nowrap;
      border-radius:999px;
      border:1px solid rgba(255,255,255,.14);
      background:rgba(255,255,255,.055);
      color:#DDEBFA;
      font-weight:750;
      font-size:14px;
    }
    .channel-pill:hover{
      color:#fff;
      border-color:rgba(56,213,255,.42);
      background:rgba(56,213,255,.1);
    }
    .channel-pill.active{
      color:#06111E;
      border-color:transparent;
      background:linear-gradient(135deg,var(--primary),var(--green));
      box-shadow:0 12px 30px rgba(56,213,255,.24);
    }

    .glass-card{
      position:relative;
      border:1px solid var(--line);
      border-radius:var(--radius-lg);
      background:linear-gradient(160deg,var(--panel-strong),var(--panel-soft));
      box-shadow:var(--shadow-soft),var(--inner);
      backdrop-filter:blur(18px);
      overflow:hidden;
      transition:transform .25s ease,border-color .25s ease,box-shadow .25s ease,background .25s ease;
    }
    .glass-card:hover{
      transform:translateY(-5px);
      border-color:rgba(56,213,255,.35);
      box-shadow:0 22px 70px rgba(0,120,255,.22),var(--inner);
      background:linear-gradient(160deg,rgba(255,255,255,.12),rgba(255,255,255,.065));
    }
    .feature-card{
      min-height:100%;
    }
    .feature-media{
      position:relative;
      height:330px;
      overflow:hidden;
      border-radius:var(--radius-lg) var(--radius-lg) 0 0;
      background:#102033;
    }
    .feature-media img,.article-media img,.mini-media img{
      width:100%;
      height:100%;
      object-fit:cover;
      transition:transform .5s ease,filter .5s ease;
    }
    .glass-card:hover img{transform:scale(1.045);filter:saturate(1.08)}
    .image-shade{
      position:absolute;
      inset:0;
      background:linear-gradient(to top,rgba(7,17,31,.86),rgba(7,17,31,.06) 62%);
    }
    .feature-content{
      padding:28px;
    }
    .meta-row{
      display:flex;
      flex-wrap:wrap;
      align-items:center;
      gap:10px;
      margin-bottom:14px;
      color:var(--muted-2);
      font-size:13px;
    }
    .article-badge{
      display:inline-flex;
      align-items:center;
      gap:6px;
      padding:6px 10px;
      border-radius:999px;
      color:#CFF8FF;
      border:1px solid rgba(56,213,255,.25);
      background:rgba(56,213,255,.09);
      font-size:12px;
      font-weight:800;
    }
    .article-badge.purple{
      color:#E5DCFF;
      border-color:rgba(138,92,255,.28);
      background:rgba(138,92,255,.11);
    }
    .article-badge.green{
      color:#CEFFE9;
      border-color:rgba(64,241,183,.25);
      background:rgba(64,241,183,.08);
    }
    .article-badge.warm{
      color:#FFE3BA;
      border-color:rgba(255,180,84,.28);
      background:rgba(255,180,84,.1);
    }
    .feature-content h2{
      margin:0 0 14px;
      font-size:clamp(28px,3.5vw,42px);
      line-height:1.18;
      letter-spacing:-.035em;
      color:#fff;
    }
    .feature-content p{
      margin:0 0 20px;
      color:var(--muted);
      font-size:16px;
    }
    .arrow-link{
      display:inline-flex;
      align-items:center;
      gap:8px;
      color:#D9F8FF;
      font-weight:800;
    }
    .arrow-link span{
      display:inline-block;
      transition:transform .22s ease;
    }
    .arrow-link:hover span{transform:translateX(4px)}
    .article-grid{
      display:grid;
      grid-template-columns:repeat(2,minmax(0,1fr));
      gap:18px;
    }
    .article-card{
      min-height:100%;
    }
    .article-media{
      height:170px;
      overflow:hidden;
      border-radius:var(--radius-lg) var(--radius-lg) 0 0;
    }
    .article-body{
      padding:22px;
    }
    .article-body h3{
      margin:0 0 10px;
      color:#fff;
      font-size:21px;
      line-height:1.32;
      letter-spacing:-.015em;
      transition:color .22s ease;
    }
    .article-card:hover h3{color:var(--primary)}
    .article-body p{
      margin:0 0 16px;
      color:var(--muted);
      font-size:14px;
      line-height:1.7;
    }
    .horizontal-card{
      display:grid;
      grid-template-columns:160px 1fr;
      min-height:190px;
    }
    .horizontal-card .article-media{
      height:100%;
      border-radius:var(--radius-lg) 0 0 var(--radius-lg);
    }
    .topic-rail{
      position:sticky;
      top:114px;
      display:grid;
      gap:18px;
    }
    .rail-box{
      padding:22px;
      border:1px solid rgba(255,255,255,.14);
      border-radius:var(--radius);
      background:rgba(255,255,255,.06);
      box-shadow:var(--inner);
      backdrop-filter:blur(16px);
    }
    .rail-box h3{
      margin:0 0 14px;
      color:#fff;
      font-size:20px;
    }
    .rail-box p{
      margin:0 0 12px;
      color:var(--muted);
      font-size:14px;
    }
    .rail-stat{
      display:flex;
      justify-content:space-between;
      gap:16px;
      padding:12px 0;
      border-bottom:1px solid rgba(255,255,255,.09);
    }
    .rail-stat:last-child{border-bottom:0}
    .rail-stat strong{color:#fff}
    .rail-stat span{color:var(--primary);font-weight:850}
    .keyword-cloud{
      display:flex;
      flex-wrap:wrap;
      gap:9px;
    }
    .mini-tag{
      padding:7px 10px;
      color:#CFE4F7;
      background:rgba(255,255,255,.06);
    }
    .mini-tag:hover{
      border-color:rgba(56,213,255,.34);
      color:#fff;
    }
    .read-list{
      display:grid;
      gap:10px;
      margin:0;
      padding:0;
      list-style:none;
    }
    .read-list a{
      display:flex;
      justify-content:space-between;
      gap:14px;
      padding:11px 0;
      border-bottom:1px solid rgba(255,255,255,.08);
      color:#DCEBFA;
      font-weight:700;
      line-height:1.45;
    }
    .read-list a:hover{color:var(--primary)}
    .read-list small{
      flex:0 0 auto;
      color:var(--muted-2);
      font-weight:600;
    }

    .mosaic-grid{
      display:grid;
      grid-template-columns:1.18fr .82fr 1fr;
      gap:18px;
    }
    .mosaic-card{
      padding:26px;
      min-height:236px;
    }
    .mosaic-card.tall{grid-row:span 2;min-height:492px}
    .mosaic-card.wide{grid-column:span 2}
    .card-num{
      display:inline-grid;
      place-items:center;
      width:42px;
      height:42px;
      margin-bottom:18px;
      border-radius:16px;
      color:#06111E;
      font-weight:900;
      background:linear-gradient(135deg,var(--primary),var(--green));
      box-shadow:0 12px 24px rgba(56,213,255,.22);
    }
    .mosaic-card h3{
      margin:0 0 12px;
      color:#fff;
      font-size:24px;
      line-height:1.25;
    }
    .mosaic-card p{
      margin:0 0 18px;
      color:var(--muted);
      font-size:15px;
    }
    .check-list{
      display:grid;
      gap:11px;
      margin:18px 0 0;
      padding:0;
      list-style:none;
    }
    .check-list li{
      display:flex;
      align-items:flex-start;
      gap:10px;
      color:#DCE8F5;
      font-size:14px;
    }
    .check-list li:before{
      content:"✓";
      flex:0 0 21px;
      width:21px;
      height:21px;
      display:grid;
      place-items:center;
      border-radius:50%;
      color:#07111F;
      font-size:12px;
      font-weight:900;
      background:var(--green);
    }

    .compare-panel{
      position:relative;
      padding:30px;
      border:1px solid rgba(56,213,255,.18);
      border-radius:var(--radius-xl);
      background:
        radial-gradient(circle at 20% 20%,rgba(56,213,255,.12),transparent 34%),
        linear-gradient(160deg,rgba(255,255,255,.09),rgba(255,255,255,.04));
      box-shadow:var(--shadow),var(--inner);
      overflow:hidden;
      backdrop-filter:blur(18px);
    }
    .plan-card{
      position:relative;
      min-height:100%;
      padding:26px;
      border:1px solid rgba(255,255,255,.13);
      border-radius:24px;
      background:rgba(7,17,31,.46);
      transition:transform .25s ease,border-color .25s ease,box-shadow .25s ease;
    }
    .plan-card:hover{
      transform:translateY(-5px);
      border-color:rgba(56,213,255,.33);
    }
    .plan-card.recommended{
      border-color:rgba(56,213,255,.52);
      box-shadow:0 0 0 1px rgba(56,213,255,.16),0 20px 52px rgba(56,213,255,.16);
    }
    .plan-corner{
      position:absolute;
      right:18px;
      top:18px;
      padding:6px 10px;
      border-radius:999px;
      color:#07111F;
      background:var(--warm);
      font-size:12px;
      font-weight:900;
    }
    .plan-card h3{
      margin:0 0 8px;
      color:#fff;
      font-size:24px;
    }
    .plan-card .fit{
      margin:0 0 18px;
      color:var(--muted);
      font-size:14px;
    }
    .plan-list{
      display:grid;
      gap:12px;
      margin:0 0 22px;
      padding:0;
      list-style:none;
    }
    .plan-list li{
      padding-left:18px;
      position:relative;
      color:#DDE8F5;
      font-size:14px;
    }
    .plan-list li:before{
      content:"";
      position:absolute;
      left:0;
      top:.72em;
      width:7px;
      height:7px;
      border-radius:50%;
      background:var(--primary);
      box-shadow:0 0 12px rgba(56,213,255,.65);
    }

    .process-line{
      position:relative;
      display:grid;
      grid-template-columns:repeat(4,minmax(0,1fr));
      gap:18px;
    }
    .process-step{
      position:relative;
      padding:24px;
      min-height:230px;
    }
    .process-step:after{
      content:"";
      position:absolute;
      right:-18px;
      top:58px;
      width:18px;
      height:1px;
      background:linear-gradient(90deg,rgba(56,213,255,.6),transparent);
    }
    .process-step:last-child:after{display:none}
    .step-index{
      display:flex;
      align-items:center;
      justify-content:space-between;
      margin-bottom:18px;
    }
    .step-index b{
      color:rgba(255,255,255,.22);
      font-size:34px;
      line-height:1;
    }
    .step-index i{
      width:38px;
      height:38px;
      border-radius:50%;
      background:radial-gradient(circle,var(--primary),rgba(46,168,255,.18) 58%,transparent 60%);
      box-shadow:0 0 24px rgba(56,213,255,.25);
    }
    .process-step h3{
      margin:0 0 10px;
      color:#fff;
      font-size:21px;
    }
    .process-step p{
      margin:0;
      color:var(--muted);
      font-size:14px;
    }

    .faq-wrap{
      max-width:900px;
      margin:0 auto;
    }
    .accordion{
      margin:0;
      background:transparent;
    }
    .accordion-item{
      margin-bottom:14px;
      border:1px solid rgba(255,255,255,.13);
      border-radius:20px;
      background:rgba(255,255,255,.055);
      overflow:hidden;
      backdrop-filter:blur(14px);
      box-shadow:var(--inner);
    }
    .accordion-title{
      min-height:58px;
      padding:18px 54px 18px 22px;
      border:0;
      color:#fff;
      font-size:17px;
      font-weight:800;
      line-height:1.45;
      background:transparent;
    }
    .accordion-title:hover,.accordion-title:focus{
      color:#fff;
      background:rgba(56,213,255,.08);
    }
    .accordion-title:before{
      right:22px;
      margin-top:-11px;
      color:var(--primary);
      font-size:24px;
    }
    .is-active>.accordion-title:before{content:"−"}
    .accordion-content{
      padding:0 22px 20px;
      border:0;
      color:var(--muted);
      background:rgba(255,255,255,.035);
      font-size:15px;
      line-height:1.8;
    }

    .contact-band{
      position:relative;
      padding:34px;
      border:1px solid rgba(56,213,255,.32);
      border-radius:var(--radius-xl);
      background:
        radial-gradient(circle at 88% 20%,rgba(138,92,255,.18),transparent 30%),
        radial-gradient(circle at 10% 80%,rgba(56,213,255,.14),transparent 34%),
        linear-gradient(145deg,rgba(255,255,255,.1),rgba(255,255,255,.045));
      box-shadow:0 20px 70px rgba(56,213,255,.17),var(--inner);
      overflow:hidden;
      backdrop-filter:blur(18px);
    }
    .contact-band:before{
      content:"";
      position:absolute;
      inset:14px;
      border:1px dashed rgba(255,255,255,.13);
      border-radius:26px;
      pointer-events:none;
    }
    .contact-band h2{
      position:relative;
      margin:0 0 12px;
      color:#fff;
      font-size:clamp(30px,4vw,44px);
      line-height:1.18;
      letter-spacing:-.035em;
    }
    .contact-band p{
      position:relative;
      max-width:620px;
      margin:0 0 24px;
      color:var(--muted);
    }
    .contact-form{
      position:relative;
      padding:22px;
      border:1px solid rgba(255,255,255,.14);
      border-radius:24px;
      background:rgba(7,17,31,.46);
      box-shadow:var(--inner);
    }
    .form-grid{
      display:grid;
      grid-template-columns:1fr 1fr;
      gap:14px;
    }
    .form-grid .full{grid-column:1/-1}
    .contact-form label{
      display:block;
      margin:0 0 7px;
      color:#DDEBFA;
      font-size:13px;
      font-weight:750;
    }
    .contact-form input,.contact-form select,.contact-form textarea{
      width:100%;
      min-height:52px;
      margin:0;
      padding:12px 14px;
      border:1px solid rgba(255,255,255,.16);
      border-radius:16px;
      color:#fff;
      background:rgba(255,255,255,.065);
      box-shadow:none;
      transition:border-color .22s ease,box-shadow .22s ease,background .22s ease;
    }
    .contact-form textarea{
      min-height:108px;
      resize:vertical;
    }
    .contact-form input::placeholder,.contact-form textarea::placeholder{
      color:#8798AD;
    }
    .contact-form input:focus,.contact-form select:focus,.contact-form textarea:focus{
      border-color:rgba(56,213,255,.7);
      background:rgba(255,255,255,.09);
      box-shadow:0 0 0 4px rgba(56,213,255,.12);
      outline:0;
    }
    .form-tip{
      margin:12px 0 0;
      color:var(--muted-2);
      font-size:12px;
    }

    .site-footer{
      position:relative;
      padding:70px 0 28px;
      background:
        linear-gradient(rgba(255,255,255,.035) 1px,transparent 1px),
        linear-gradient(90deg,rgba(255,255,255,.035) 1px,transparent 1px),
        #040A12;
      background-size:42px 42px;
      border-top:1px solid rgba(255,255,255,.09);
    }
    .footer-grid{
      display:grid;
      grid-template-columns:1.35fr .8fr 1fr 1.1fr;
      gap:34px;
    }
    .footer-brand{
      display:flex;
      align-items:center;
      gap:12px;
      margin-bottom:16px;
      color:#fff;
      font-size:20px;
      font-weight:900;
    }
    .site-footer p{
      margin:0;
      color:var(--muted);
      font-size:14px;
      line-height:1.8;
    }
    .footer-title{
      margin-bottom:14px;
      color:#fff;
      font-size:16px;
      font-weight:850;
    }
    .footer-links{
      display:grid;
      gap:10px;
    }
    .footer-links a{
      color:var(--muted);
      font-size:14px;
    }
    .footer-links a:hover{color:var(--primary);transform:translateX(3px)}
    .footer-bottom{
      display:flex;
      justify-content:space-between;
      gap:16px;
      margin-top:42px;
      padding-top:22px;
      border-top:1px solid rgba(255,255,255,.09);
      color:#74859B;
      font-size:13px;
    }

    .article-template,.article-content,.article-toc,.article-related{
      color:var(--text);
    }
    .article-content{
      max-width:760px;
      font-size:17px;
      line-height:1.85;
    }
    .article-content p{margin:0 0 1em}
    .article-content h2{
      margin:2.1em 0 .7em;
      color:#fff;
      font-size:32px;
      line-height:1.25;
    }
    .article-content h3{
      margin:1.7em 0 .55em;
      color:#fff;
      font-size:24px;
    }
    .article-content blockquote{
      margin:1.6em 0;
      padding:18px 22px;
      border-left:4px solid var(--primary);
      border-radius:18px;
      color:#DDEBFA;
      background:rgba(255,255,255,.065);
    }
    .article-content ul,.article-content ol{
      padding-left:1.4em;
      margin:0 0 1em;
    }
    .article-caption{
      margin-top:8px;
      color:var(--muted-2);
      font-size:13px;
      text-align:center;
    }

    @media screen and (max-width:1024px){
      .container{width:min(calc(100% - 32px),var(--container))}
      .desktop-menu,.status-pill{display:none}
      .mobile-menu-button{display:inline-grid;place-items:center}
      .nav-shell{border-radius:28px}
      .topic-hero{padding:58px 0 34px}
      .status-board{margin-top:26px}
      .article-grid{grid-template-columns:1fr}
      .topic-rail{position:relative;top:auto;margin-top:24px}
      .mosaic-grid{grid-template-columns:1fr 1fr}
      .mosaic-card.tall,.mosaic-card.wide{grid-column:auto;grid-row:auto;min-height:260px}
      .process-line{grid-template-columns:1fr 1fr}
      .process-step:after{display:none}
      .footer-grid{grid-template-columns:1fr 1fr}
      .footer-bottom{flex-direction:column}
    }

    @media screen and (max-width:768px){
      .section{padding:66px 0}
      .section-tight{padding:50px 0}
      .brand-text strong{font-size:16px}
      .brand-text span{display:none}
      .nav-shell{padding:10px}
      .nav-actions .primary-btn{display:none}
      .topic-hero h1{font-size:38px}
      .topic-hero .lead{font-size:16px}
      .hero-actions .button{width:100%;justify-content:center}
      .feature-media{height:230px}
      .horizontal-card{grid-template-columns:1fr}
      .horizontal-card .article-media{height:180px;border-radius:var(--radius-lg) var(--radius-lg) 0 0}
      .mosaic-grid{grid-template-columns:1fr}
      .compare-panel{padding:20px}
      .process-line{grid-template-columns:1fr}
      .form-grid{grid-template-columns:1fr}
      .footer-grid{grid-template-columns:1fr}
    }

    @media screen and (max-width:520px){
      .container{width:min(calc(100% - 24px),var(--container))}
      .site-header{padding:10px 0}
      .brand-mark{width:38px;height:38px;border-radius:14px}
      .mobile-menu-button{width:40px;height:40px}
      .topic-hero{padding:44px 0 28px}
      .topic-hero h1{font-size:34px}
      .status-board,.contact-band{padding:20px}
      .feature-content,.article-body,.mosaic-card,.plan-card,.process-step{padding:20px}
      .section-head h2{font-size:30px}
      .contact-band:before{display:none}
      .channel-pill{min-height:40px;padding:0 14px}
    }