/* roulang page: index */
:root{
      --bg:#07111f;
      --bg-2:#081827;
      --panel:rgba(255,255,255,.065);
      --panel-strong:rgba(255,255,255,.095);
      --panel-deep:rgba(5,14,27,.78);
      --line:rgba(130,180,255,.18);
      --line-strong:rgba(31,231,214,.42);
      --text:#c8d3e3;
      --muted:#7f8ca3;
      --title:#f3f7ff;
      --blue:#1e6bff;
      --cyan:#1fe7d6;
      --green:#52e6a7;
      --amber:#ffb547;
      --danger:#ff6d7a;
      --shadow:0 26px 80px rgba(0,0,0,.42);
      --glow:0 0 0 1px rgba(31,231,214,.16),0 18px 60px rgba(31,231,214,.14);
      --radius-xl:30px;
      --radius-lg:22px;
      --radius-md:16px;
      --side:248px;
      --ease:cubic-bezier(.2,.8,.2,1);
      --font:-apple-system,BlinkMacSystemFont,"Segoe UI","PingFang SC","Microsoft YaHei","Noto Sans SC",Arial,sans-serif;
    }
    *{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 20% 0%,rgba(30,107,255,.26),transparent 34rem),
        radial-gradient(circle at 85% 15%,rgba(31,231,214,.15),transparent 30rem),
        radial-gradient(circle at 55% 78%,rgba(82,230,167,.08),transparent 34rem),
        linear-gradient(135deg,var(--bg),#030812 72%);
      min-height:100vh;
      overflow-x:hidden;
    }
    body:before{
      content:"";
      position:fixed;
      inset:0;
      pointer-events:none;
      opacity:.45;
      background-image:
        linear-gradient(rgba(130,180,255,.055) 1px,transparent 1px),
        linear-gradient(90deg,rgba(130,180,255,.055) 1px,transparent 1px);
      background-size:42px 42px;
      mask-image:linear-gradient(to bottom,rgba(0,0,0,.9),rgba(0,0,0,.12));
      z-index:-2;
    }
    body:after{
      content:"";
      position:fixed;
      width:520px;
      height:520px;
      right:-180px;
      top:18%;
      background:radial-gradient(circle,rgba(31,231,214,.13),transparent 68%);
      filter:blur(8px);
      pointer-events:none;
      animation:floatGlow 12s var(--ease) infinite alternate;
      z-index:-1;
    }
    @keyframes floatGlow{from{transform:translate3d(0,0,0) scale(1)}to{transform:translate3d(-42px,70px,0) scale(1.12)}}
    a{color:inherit;text-decoration:none}
    img,svg{max-width:100%;display:block}
    button,input,textarea,select{font:inherit}
    button{border:0;cursor:pointer}
    ::selection{background:rgba(31,231,214,.35);color:#fff}
    :focus-visible{outline:2px solid var(--cyan);outline-offset:3px}

    .app-shell{min-height:100vh}
    .sidebar{
      position:fixed;
      left:18px;
      top:18px;
      bottom:18px;
      width:var(--side);
      z-index:50;
      display:flex;
      flex-direction:column;
      padding:18px;
      border:1px solid var(--line);
      border-radius:28px;
      background:linear-gradient(180deg,rgba(8,18,30,.86),rgba(4,10,20,.76));
      backdrop-filter:blur(20px);
      box-shadow:var(--shadow);
    }
    .brand{
      display:flex;
      align-items:center;
      gap:12px;
      padding:8px 8px 18px;
      border-bottom:1px solid rgba(130,180,255,.12);
    }
    .brand-mark{
      width:42px;
      height:42px;
      flex:0 0 42px;
      border-radius:14px;
      background:
        radial-gradient(circle at 65% 28%,rgba(31,231,214,.95),transparent 18%),
        linear-gradient(135deg,var(--blue),#0b2b66);
      position:relative;
      box-shadow:0 12px 30px rgba(30,107,255,.35), inset 0 0 0 1px rgba(255,255,255,.18);
    }
    .brand-mark:before{
      content:"";
      position:absolute;
      inset:8px 10px 7px;
      border:2px solid rgba(255,255,255,.78);
      border-top-width:3px;
      border-radius:12px 12px 15px 15px;
      clip-path:polygon(50% 0,100% 16%,92% 78%,50% 100%,8% 78%,0 16%);
    }
    .brand-mark:after{
      content:"";
      position:absolute;
      width:18px;
      height:2px;
      left:12px;
      top:21px;
      background:var(--cyan);
      box-shadow:0 0 14px var(--cyan);
      transform:rotate(-18deg);
    }
    .brand-text strong{
      display:block;
      color:var(--title);
      font-size:16px;
      letter-spacing:.02em;
      line-height:1.25;
    }
    .brand-text span{
      display:block;
      color:var(--muted);
      font-size:12px;
      margin-top:2px;
    }
    .side-nav{
      display:flex;
      flex-direction:column;
      gap:8px;
      padding:22px 0;
    }
    .nav-item{
      position:relative;
      display:flex;
      align-items:center;
      gap:11px;
      min-height:46px;
      padding:11px 13px;
      border-radius:15px;
      color:#aebbd0;
      font-size:14px;
      font-weight:650;
      border:1px solid transparent;
      transition:transform .25s var(--ease),background .25s var(--ease),border-color .25s var(--ease),color .25s var(--ease);
    }
    .nav-item .ico{
      width:22px;
      height:22px;
      display:grid;
      place-items:center;
      color:var(--cyan);
      opacity:.86;
    }
    .nav-item:hover{
      color:#fff;
      background:rgba(255,255,255,.06);
      border-color:rgba(31,231,214,.22);
      transform:translateX(2px);
    }
    .nav-item.active{
      color:#fff;
      background:linear-gradient(90deg,rgba(30,107,255,.22),rgba(31,231,214,.08));
      border-color:rgba(31,231,214,.36);
      box-shadow:inset 3px 0 0 var(--cyan),0 0 28px rgba(31,231,214,.08);
    }
    .side-bottom{
      margin-top:auto;
      padding:16px;
      border-radius:22px;
      border:1px solid rgba(31,231,214,.22);
      background:radial-gradient(circle at 20% 20%,rgba(31,231,214,.16),transparent 48%),rgba(255,255,255,.045);
    }
    .side-bottom p{
      margin:0 0 12px;
      color:#dce8f7;
      font-size:13px;
      line-height:1.6;
    }
    .mobile-bar{
      display:none;
      position:fixed;
      top:0;
      left:0;
      right:0;
      z-index:70;
      height:68px;
      align-items:center;
      justify-content:space-between;
      padding:0 18px;
      background:rgba(7,17,31,.82);
      backdrop-filter:blur(18px);
      border-bottom:1px solid rgba(130,180,255,.16);
      box-shadow:0 16px 40px rgba(0,0,0,.25);
    }
    .hamburger{
      width:44px;
      height:44px;
      border-radius:14px;
      background:rgba(255,255,255,.06);
      border:1px solid var(--line);
      color:#fff;
      display:grid;
      place-items:center;
    }
    .hamburger span,.hamburger span:before,.hamburger span:after{
      content:"";
      display:block;
      width:18px;
      height:2px;
      background:var(--cyan);
      border-radius:99px;
      position:relative;
      box-shadow:0 0 10px rgba(31,231,214,.7);
    }
    .hamburger span:before{position:absolute;top:-6px}
    .hamburger span:after{position:absolute;top:6px}
    .drawer-mask{
      position:fixed;
      inset:0;
      z-index:65;
      background:rgba(0,0,0,.48);
      opacity:0;
      pointer-events:none;
      transition:opacity .25s var(--ease);
    }
    body.nav-open .drawer-mask{opacity:1;pointer-events:auto}

    .main{
      margin-left:calc(var(--side) + 36px);
      padding:24px 26px 0;
    }
    .container{
      width:min(1220px,100%);
      margin:0 auto;
    }
    .section{
      padding:92px 0;
      position:relative;
    }
    .section.compact{padding:70px 0}
    .section-head{
      display:flex;
      align-items:end;
      justify-content:space-between;
      gap:28px;
      margin-bottom:34px;
    }
    .section-kicker{
      display:inline-flex;
      align-items:center;
      gap:8px;
      color:var(--cyan);
      font-size:13px;
      font-weight:750;
      letter-spacing:.08em;
      text-transform:uppercase;
    }
    .section-kicker:before{
      content:"";
      width:26px;
      height:1px;
      background:linear-gradient(90deg,var(--cyan),transparent);
      box-shadow:0 0 12px var(--cyan);
    }
    h1,h2,h3,p{margin-top:0}
    h1,h2,h3{color:var(--title);line-height:1.16}
    h1{
      font-size:clamp(38px,5vw,62px);
      letter-spacing:-.045em;
      margin-bottom:22px;
      font-weight:800;
    }
    h2{
      font-size:clamp(28px,3.2vw,40px);
      letter-spacing:-.035em;
      margin:10px 0 0;
      font-weight:780;
    }
    h3{
      font-size:20px;
      margin-bottom:10px;
      font-weight:720;
    }
    p{color:var(--text)}
    .lead{
      font-size:17px;
      color:#d5dfed;
      max-width:680px;
      line-height:1.85;
    }
    .muted{color:var(--muted)}
    .btn-row{
      display:flex;
      flex-wrap:wrap;
      gap:14px;
      align-items:center;
    }
    .btn{
      min-height:48px;
      display:inline-flex;
      align-items:center;
      justify-content:center;
      gap:9px;
      padding:12px 20px;
      border-radius:999px;
      color:#fff;
      font-size:14px;
      font-weight:760;
      transition:transform .25s var(--ease),box-shadow .25s var(--ease),background .25s var(--ease),border-color .25s var(--ease);
      user-select:none;
      white-space:nowrap;
    }
    .btn-primary{
      background:linear-gradient(135deg,var(--blue),var(--cyan));
      box-shadow:0 14px 35px rgba(30,107,255,.28),0 0 24px rgba(31,231,214,.18);
    }
    .btn-primary:hover{transform:translateY(-2px);box-shadow:0 18px 48px rgba(31,231,214,.28),0 0 34px rgba(31,231,214,.28)}
    .btn-primary:active{transform:translateY(0)}
    .btn-ghost{
      background:rgba(255,255,255,.055);
      border:1px solid rgba(31,231,214,.28);
      color:#dffcff;
    }
    .btn-ghost:hover{background:rgba(31,231,214,.1);border-color:rgba(31,231,214,.52);transform:translateY(-2px)}
    .text-link{
      display:inline-flex;
      align-items:center;
      gap:8px;
      color:var(--cyan);
      font-weight:720;
      position:relative;
    }
    .text-link:after{
      content:"";
      position:absolute;
      left:0;
      bottom:-4px;
      width:0;
      height:1px;
      background:var(--cyan);
      transition:width .25s var(--ease);
    }
    .text-link:hover:after{width:100%}

    .hero{
      min-height:calc(100vh - 48px);
      display:grid;
      align-items:center;
      padding:54px 0 76px;
    }
    .hero-grid{
      display:grid;
      grid-template-columns:minmax(0,1fr) minmax(420px,.92fr);
      gap:46px;
      align-items:center;
    }
    .eyebrow{
      display:inline-flex;
      align-items:center;
      gap:10px;
      padding:8px 12px;
      border-radius:999px;
      border:1px solid rgba(31,231,214,.26);
      background:rgba(31,231,214,.075);
      color:#cffffb;
      font-size:13px;
      font-weight:740;
      margin-bottom:20px;
      box-shadow:0 0 28px rgba(31,231,214,.08);
    }
    .eyebrow i{
      width:8px;
      height:8px;
      border-radius:50%;
      background:var(--green);
      box-shadow:0 0 16px var(--green);
    }
    .hero-title span{
      background:linear-gradient(90deg,#fff,var(--cyan),#8db7ff);
      -webkit-background-clip:text;
      background-clip:text;
      color:transparent;
    }
    .trust-tags{
      display:flex;
      flex-wrap:wrap;
      gap:10px;
      margin-top:28px;
    }
    .tag,.badge{
      display:inline-flex;
      align-items:center;
      gap:7px;
      border:1px solid rgba(130,180,255,.17);
      background:rgba(255,255,255,.055);
      color:#d8e4f2;
      border-radius:999px;
      padding:7px 11px;
      font-size:12px;
      font-weight:650;
    }
    .tag:before{
      content:"";
      width:6px;
      height:6px;
      border-radius:50%;
      background:var(--cyan);
      box-shadow:0 0 12px var(--cyan);
    }
    .hero-panel{
      position:relative;
      min-height:560px;
      border:1px solid var(--line);
      border-radius:var(--radius-xl);
      background:
        radial-gradient(circle at 50% 34%,rgba(31,231,214,.16),transparent 28%),
        linear-gradient(180deg,rgba(255,255,255,.09),rgba(255,255,255,.045));
      backdrop-filter:blur(18px);
      box-shadow:var(--shadow);
      overflow:hidden;
    }
    .hero-panel:before{
      content:"";
      position:absolute;
      inset:24px;
      border-radius:50%;
      border:1px solid rgba(31,231,214,.18);
      background:
        repeating-radial-gradient(circle,transparent 0 42px,rgba(31,231,214,.07) 43px 44px),
        conic-gradient(from 0deg,transparent 0 30%,rgba(31,231,214,.22) 36%,transparent 43% 100%);
      animation:scan 9s linear infinite;
      opacity:.72;
    }
    @keyframes scan{to{transform:rotate(360deg)}}
    .radar-core{
      position:absolute;
      width:170px;
      height:170px;
      left:50%;
      top:42%;
      transform:translate(-50%,-50%);
      border-radius:50%;
      display:grid;
      place-items:center;
      background:radial-gradient(circle,rgba(31,231,214,.34),rgba(30,107,255,.08) 54%,transparent 72%);
      border:1px solid rgba(31,231,214,.28);
      box-shadow:0 0 48px rgba(31,231,214,.18);
    }
    .radar-core .shield{
      width:72px;
      height:86px;
      border:3px solid rgba(255,255,255,.88);
      clip-path:polygon(50% 0,100% 14%,88% 78%,50% 100%,12% 78%,0 14%);
      border-radius:18px;
      position:relative;
    }
    .panel-card{
      position:absolute;
      border:1px solid rgba(130,180,255,.18);
      border-radius:20px;
      background:rgba(4,13,25,.72);
      backdrop-filter:blur(16px);
      box-shadow:0 18px 45px rgba(0,0,0,.28);
      padding:18px;
    }
    .panel-card strong{display:block;color:#fff;font-size:24px;line-height:1.1}
    .panel-card span{display:block;color:var(--muted);font-size:12px;margin-top:4px}
    .panel-card small{display:inline-flex;margin-top:10px;color:var(--green);font-weight:760}
    .pc-1{left:24px;top:38px;width:180px}
    .pc-2{right:26px;top:86px;width:190px}
    .pc-3{left:34px;bottom:76px;width:210px}
    .pc-4{right:28px;bottom:38px;width:210px}
    .risk-line{
      height:54px;
      margin-top:14px;
      border-radius:14px;
      background:
        linear-gradient(135deg,transparent 48%,rgba(31,231,214,.7) 49% 51%,transparent 52%),
        linear-gradient(90deg,rgba(30,107,255,.18),rgba(31,231,214,.12));
      position:relative;
      overflow:hidden;
    }
    .risk-line:after{
      content:"";
      position:absolute;
      inset:0;
      background:linear-gradient(90deg,transparent,rgba(255,255,255,.18),transparent);
      transform:translateX(-100%);
      animation:shine 3.8s infinite;
    }
    @keyframes shine{to{transform:translateX(100%)}}

    .matrix-wrap{
      display:grid;
      grid-template-columns:310px 1fr;
      gap:24px;
      align-items:stretch;
    }
    .matrix-tabs{
      padding:18px;
      border:1px solid var(--line);
      border-radius:var(--radius-xl);
      background:rgba(255,255,255,.045);
      backdrop-filter:blur(18px);
      display:flex;
      flex-direction:column;
      gap:12px;
    }
    .matrix-tab{
      padding:17px;
      border-radius:18px;
      border:1px solid transparent;
      background:rgba(255,255,255,.045);
      transition:.25s var(--ease);
    }
    .matrix-tab strong{display:block;color:#fff;margin-bottom:4px}
    .matrix-tab span{font-size:13px;color:var(--muted)}
    .matrix-tab.active,.matrix-tab:hover{
      border-color:rgba(31,231,214,.3);
      background:linear-gradient(90deg,rgba(30,107,255,.22),rgba(31,231,214,.07));
      transform:translateY(-2px);
    }
    .cap-grid{
      display:grid;
      grid-template-columns:repeat(2,minmax(0,1fr));
      gap:18px;
    }
    .card{
      border:1px solid var(--line);
      border-radius:var(--radius-lg);
      background:linear-gradient(180deg,rgba(255,255,255,.075),rgba(255,255,255,.042));
      backdrop-filter:blur(18px);
      box-shadow:0 16px 48px rgba(0,0,0,.18);
      transition:transform .25s var(--ease),border-color .25s var(--ease),background .25s var(--ease),box-shadow .25s var(--ease);
    }
    .card:hover{
      transform:translateY(-4px);
      border-color:rgba(31,231,214,.38);
      background:linear-gradient(180deg,rgba(255,255,255,.1),rgba(255,255,255,.055));
      box-shadow:var(--glow);
    }
    .cap-card{padding:26px;min-height:210px}
    .icon-bubble{
      width:44px;
      height:44px;
      border-radius:15px;
      display:grid;
      place-items:center;
      margin-bottom:18px;
      color:#fff;
      background:linear-gradient(135deg,rgba(30,107,255,.92),rgba(31,231,214,.7));
      box-shadow:0 12px 28px rgba(30,107,255,.24);
    }
    .chip-row{display:flex;flex-wrap:wrap;gap:8px;margin-top:18px}
    .chip{
      padding:5px 9px;
      border-radius:999px;
      background:rgba(31,231,214,.075);
      border:1px solid rgba(31,231,214,.18);
      color:#c9fffb;
      font-size:12px;
      line-height:1.4;
    }

    .stats-wall{
      display:grid;
      grid-template-columns:repeat(4,minmax(0,1fr));
      gap:16px;
      padding:18px;
      border-radius:var(--radius-xl);
      border:1px solid var(--line);
      background:
        linear-gradient(90deg,rgba(31,231,214,.06),transparent),
        rgba(255,255,255,.04);
    }
    .stat{
      padding:24px;
      border-radius:22px;
      background:rgba(2,9,18,.42);
      border:1px solid rgba(130,180,255,.13);
      min-height:150px;
    }
    .stat strong{
      display:block;
      font-size:36px;
      line-height:1;
      color:#fff;
      letter-spacing:-.04em;
    }
    .stat strong span{color:var(--cyan)}
    .stat p{margin:12px 0 0;color:var(--muted);font-size:14px;line-height:1.65}

    .category-rail{
      display:grid;
      grid-template-columns:1fr 1fr;
      gap:22px;
    }
    .category-card{
      position:relative;
      padding:32px;
      min-height:310px;
      overflow:hidden;
    }
    .category-card:before{
      content:"";
      position:absolute;
      width:260px;
      height:260px;
      right:-80px;
      top:-90px;
      border-radius:50%;
      background:radial-gradient(circle,rgba(31,231,214,.18),transparent 68%);
    }
    .category-card h3{font-size:26px}
    .category-card p{max-width:520px}
    .category-meta{
      display:flex;
      gap:10px;
      flex-wrap:wrap;
      margin:22px 0 26px;
    }
    .category-visual{
      height:88px;
      margin-top:28px;
      border-radius:20px;
      border:1px solid rgba(130,180,255,.14);
      background:
        linear-gradient(90deg,rgba(30,107,255,.24),rgba(31,231,214,.04)),
        repeating-linear-gradient(90deg,rgba(31,231,214,.18) 0 2px,transparent 2px 22px);
      opacity:.82;
    }

    .scenario-grid{
      display:grid;
      grid-template-columns:repeat(4,minmax(0,1fr));
      gap:16px;
    }
    .scenario{
      padding:24px;
      min-height:250px;
      position:relative;
      overflow:hidden;
    }
    .scenario:before{
      content:"";
      position:absolute;
      left:0;
      top:24px;
      bottom:24px;
      width:3px;
      border-radius:99px;
      background:linear-gradient(var(--cyan),transparent);
    }
    .scenario .badge{margin-bottom:14px;color:#fff}
    .scenario p{font-size:14px;margin-bottom:0;color:#b8c7da}

    .process{
      display:grid;
      grid-template-columns:repeat(5,minmax(0,1fr));
      gap:12px;
      position:relative;
    }
    .process:before{
      content:"";
      position:absolute;
      left:8%;
      right:8%;
      top:34px;
      height:2px;
      background:linear-gradient(90deg,transparent,var(--blue),var(--cyan),transparent);
      box-shadow:0 0 16px rgba(31,231,214,.45);
    }
    .step{
      position:relative;
      padding:72px 18px 22px;
      border-radius:22px;
      border:1px solid rgba(130,180,255,.16);
      background:rgba(255,255,255,.045);
    }
    .step-num{
      position:absolute;
      top:15px;
      left:18px;
      width:38px;
      height:38px;
      border-radius:50%;
      display:grid;
      place-items:center;
      color:#06111e;
      font-weight:850;
      background:linear-gradient(135deg,var(--cyan),var(--green));
      box-shadow:0 0 22px rgba(31,231,214,.3);
      z-index:2;
    }
    .step strong{display:block;color:#fff;margin-bottom:7px}
    .step span{font-size:13px;color:var(--muted);line-height:1.6;display:block}

    .quote-layout{
      display:grid;
      grid-template-columns:1.1fr .9fr;
      gap:24px;
      align-items:stretch;
    }
    .case-card{
      padding:28px;
      position:relative;
      overflow:hidden;
    }
    .case-card:after{
      content:"";
      position:absolute;
      right:26px;
      top:26px;
      width:80px;
      height:80px;
      border-radius:24px;
      border:1px solid rgba(31,231,214,.16);
      background:linear-gradient(135deg,rgba(31,231,214,.1),transparent);
      transform:rotate(12deg);
    }
    .case-list{
      display:grid;
      gap:14px;
    }
    .case-row{
      display:flex;
      gap:14px;
      align-items:flex-start;
      padding:18px;
      border-radius:20px;
      background:rgba(255,255,255,.045);
      border:1px solid rgba(130,180,255,.14);
    }
    .status-dot{
      width:12px;
      height:12px;
      margin-top:8px;
      border-radius:50%;
      background:var(--green);
      box-shadow:0 0 14px var(--green);
      flex:0 0 auto;
    }
    .case-row strong{display:block;color:#fff}
    .case-row span{display:block;color:var(--muted);font-size:13px;line-height:1.65}

    .faq-list{display:grid;gap:12px}
    .faq-item{
      border:1px solid rgba(130,180,255,.16);
      border-radius:20px;
      background:rgba(255,255,255,.045);
      overflow:hidden;
      transition:border-color .25s var(--ease),background .25s var(--ease);
    }
    .faq-item[open]{
      border-color:rgba(31,231,214,.38);
      background:rgba(31,231,214,.055);
    }
    .faq-item summary{
      list-style:none;
      padding:20px 22px;
      color:#fff;
      font-weight:720;
      cursor:pointer;
      display:flex;
      justify-content:space-between;
      align-items:center;
      gap:16px;
    }
    .faq-item summary::-webkit-details-marker{display:none}
    .faq-item summary:after{
      content:"＋";
      color:var(--cyan);
      transition:transform .25s var(--ease);
      font-size:20px;
      line-height:1;
    }
    .faq-item[open] summary:after{transform:rotate(45deg)}
    .faq-item p{
      margin:0;
      padding:0 22px 22px;
      color:#aebbd0;
      max-width:880px;
    }

    .cta-panel{
      display:grid;
      grid-template-columns:1fr 420px;
      gap:28px;
      align-items:center;
      padding:34px;
      border-radius:var(--radius-xl);
      border:1px solid rgba(31,231,214,.28);
      background:
        radial-gradient(circle at 85% 20%,rgba(31,231,214,.18),transparent 35%),
        linear-gradient(135deg,rgba(30,107,255,.18),rgba(255,255,255,.055));
      box-shadow:var(--glow);
      overflow:hidden;
    }
    .consult-form{
      display:grid;
      gap:12px;
      padding:20px;
      border-radius:24px;
      background:rgba(2,9,18,.42);
      border:1px solid rgba(130,180,255,.16);
    }
    .form-grid{display:grid;grid-template-columns:1fr 1fr;gap:12px}
    .field label{
      display:block;
      color:#dfe8f4;
      font-size:12px;
      font-weight:720;
      margin:0 0 6px 2px;
    }
    .field input,.field select,.field textarea{
      width:100%;
      color:#fff;
      background:rgba(255,255,255,.055);
      border:1px solid rgba(130,180,255,.18);
      border-radius:14px;
      padding:12px 13px;
      min-height:44px;
      transition:border-color .25s var(--ease),box-shadow .25s var(--ease),background .25s var(--ease);
    }
    .field textarea{min-height:92px;resize:vertical}
    .field input::placeholder,.field textarea::placeholder{color:#69778d}
    .field input:focus,.field select:focus,.field textarea:focus{
      outline:none;
      border-color:var(--cyan);
      box-shadow:0 0 0 4px rgba(31,231,214,.1);
      background:rgba(255,255,255,.075);
    }
    .form-note{margin:0;color:var(--muted);font-size:12px;line-height:1.6}

    .footer{
      margin-top:70px;
      padding:42px 0 30px;
      border-top:1px solid rgba(31,231,214,.18);
      background:linear-gradient(180deg,transparent,rgba(2,7,14,.72));
    }
    .footer-grid{
      display:grid;
      grid-template-columns:1.25fr .75fr .75fr;
      gap:28px;
      padding-bottom:28px;
    }
    .footer h3{font-size:18px;margin-bottom:10px}
    .footer p,.footer a{color:#92a0b6;font-size:14px}
    .footer a{display:block;margin:8px 0;transition:color .2s var(--ease),transform .2s var(--ease)}
    .footer a:hover{color:var(--cyan);transform:translateX(2px)}
    .copyright{
      padding-top:20px;
      border-top:1px solid rgba(130,180,255,.12);
      color:#75839a;
      font-size:13px;
      display:flex;
      justify-content:space-between;
      gap:14px;
      flex-wrap:wrap;
    }

    @media (max-width:1199px){
      :root{--side:92px}
      .sidebar{width:var(--side);padding:14px}
      .brand{justify-content:center;padding:8px 0 18px}
      .brand-text,.nav-item span:not(.ico),.side-bottom{display:none}
      .nav-item{justify-content:center;padding:12px}
      .nav-item.active{box-shadow:inset 0 0 0 1px rgba(31,231,214,.28),0 0 24px rgba(31,231,214,.08)}
      .hero-grid{grid-template-columns:1fr 390px;gap:28px}
      .stats-wall{grid-template-columns:repeat(2,1fr)}
      .scenario-grid{grid-template-columns:repeat(2,1fr)}
      .process{grid-template-columns:repeat(3,1fr)}
      .process:before{display:none}
      .cta-panel{grid-template-columns:1fr}
    }
    @media (max-width:991px){
      .mobile-bar{display:flex}
      .sidebar{
        left:14px;
        top:82px;
        bottom:14px;
        width:280px;
        transform:translateX(calc(-100% - 24px));
        transition:transform .3s var(--ease);
      }
      body.nav-open .sidebar{transform:translateX(0)}
      .brand-text,.nav-item span:not(.ico),.side-bottom{display:block}
      .brand{justify-content:flex-start;padding:8px 8px 18px}
      .nav-item{justify-content:flex-start}
      .main{margin-left:0;padding:82px 18px 0}
      .hero{min-height:auto;padding:54px 0}
      .hero-grid,.matrix-wrap,.quote-layout{grid-template-columns:1fr}
      .hero-panel{min-height:470px;max-width:620px;margin:auto;width:100%}
      .section{padding:72px 0}
      .section-head{align-items:flex-start;flex-direction:column;margin-bottom:26px}
      .category-rail{grid-template-columns:1fr}
    }
    @media (max-width:767px){
      .main{padding-left:14px;padding-right:14px}
      h1{font-size:36px;letter-spacing:-.035em}
      h2{font-size:28px}
      .lead{font-size:16px}
      .hero-panel{min-height:420px;border-radius:24px}
      .pc-1{left:14px;top:24px;width:164px}
      .pc-2{right:14px;top:98px;width:158px}
      .pc-3{left:14px;bottom:50px;width:176px}
      .pc-4{right:14px;bottom:20px;width:170px}
      .radar-core{width:135px;height:135px}
      .cap-grid,.stats-wall,.scenario-grid,.process,.footer-grid{grid-template-columns:1fr}
      .stat{min-height:auto}
      .section{padding:58px 0}
      .category-card,.cta-panel{padding:24px}
      .form-grid{grid-template-columns:1fr}
      .btn-row{width:100%}
      .btn{width:100%}
      .mobile-bar .brand-text span{display:none}
    }
    @media (max-width:480px){
      .hero-panel{min-height:360px}
      .panel-card{padding:12px;border-radius:16px}
      .panel-card strong{font-size:19px}
      .pc-1,.pc-2,.pc-3,.pc-4{width:145px}
      .pc-3{bottom:44px}
      .risk-line{height:38px}
      .trust-tags{gap:8px}
      .tag{font-size:11px}
      .footer{margin-top:42px}
    }
    @media (prefers-reduced-motion:reduce){
      *,*:before,*:after{
        animation-duration:.01ms!important;
        animation-iteration-count:1!important;
        scroll-behavior:auto!important;
        transition-duration:.01ms!important;
      }
    }

/* roulang page: category1 */
:root{
      --bg:#07111f;
      --bg-2:#081827;
      --panel:rgba(255,255,255,.07);
      --panel-2:rgba(255,255,255,.1);
      --panel-3:rgba(10,28,48,.82);
      --line:rgba(130,180,255,.18);
      --line-strong:rgba(31,231,214,.42);
      --text:#f3f7ff;
      --muted:#c8d3e3;
      --weak:#7f8ca3;
      --blue:#1e6bff;
      --cyan:#1fe7d6;
      --green:#52e6a7;
      --amber:#ffb547;
      --danger:#ff6d7a;
      --shadow:0 24px 80px rgba(0,0,0,.42);
      --glow:0 0 0 1px rgba(31,231,214,.22),0 0 36px rgba(31,231,214,.16);
      --radius-xl:30px;
      --radius-lg:24px;
      --radius-md:18px;
      --radius-sm:14px;
      --side:248px;
      --font:-apple-system,BlinkMacSystemFont,"Segoe UI","PingFang SC","Microsoft YaHei","Noto Sans SC",Arial,sans-serif;
      --ease:all .25s ease;
    }
    *{box-sizing:border-box}
    html{scroll-behavior:smooth}
    body{
      margin:0;
      font-family:var(--font);
      line-height:1.75;
      color:var(--muted);
      background:
        radial-gradient(circle at 22% 8%,rgba(30,107,255,.22),transparent 30%),
        radial-gradient(circle at 78% 18%,rgba(31,231,214,.14),transparent 28%),
        radial-gradient(circle at 50% 88%,rgba(82,230,167,.08),transparent 24%),
        linear-gradient(135deg,#06101c 0%,#07111f 48%,#061320 100%);
      min-height:100vh;
      overflow-x:hidden;
    }
    body:before{
      content:"";
      position:fixed;
      inset:0;
      pointer-events:none;
      z-index:-2;
      background-image:
        linear-gradient(rgba(130,180,255,.06) 1px,transparent 1px),
        linear-gradient(90deg,rgba(130,180,255,.06) 1px,transparent 1px);
      background-size:46px 46px;
      mask-image:linear-gradient(to bottom,rgba(0,0,0,.85),transparent 86%);
    }
    body:after{
      content:"";
      position:fixed;
      width:520px;
      height:520px;
      right:-220px;
      top:20%;
      border-radius:50%;
      pointer-events:none;
      z-index:-1;
      background:radial-gradient(circle,rgba(31,231,214,.12),transparent 66%);
      filter:blur(4px);
      animation:floatGlow 10s ease-in-out infinite alternate;
    }
    @keyframes floatGlow{
      from{transform:translate3d(0,0,0) scale(1)}
      to{transform:translate3d(-32px,28px,0) scale(1.08)}
    }
    a{color:inherit;text-decoration:none}
    img,svg{max-width:100%;display:block}
    button,input,textarea,select{font:inherit}
    button{border:0;cursor:pointer}
    ::selection{background:rgba(31,231,214,.28);color:#fff}
    .container{width:min(1180px,calc(100% - 56px));margin:0 auto}
    .app{min-height:100vh;padding-left:var(--side)}
    .sidebar{
      position:fixed;
      inset:0 auto 0 0;
      width:var(--side);
      padding:22px 18px;
      border-right:1px solid var(--line);
      background:linear-gradient(180deg,rgba(7,17,31,.94),rgba(8,20,34,.82));
      backdrop-filter:blur(20px);
      z-index:50;
      display:flex;
      flex-direction:column;
      box-shadow:12px 0 50px rgba(0,0,0,.28);
    }
    .brand{
      display:flex;
      align-items:center;
      gap:12px;
      padding:12px;
      border:1px solid rgba(130,180,255,.14);
      border-radius:20px;
      background:rgba(255,255,255,.045);
    }
    .brand-mark{
      position:relative;
      width:42px;
      height:42px;
      flex:0 0 42px;
      border-radius:15px;
      background:linear-gradient(135deg,var(--blue),var(--cyan));
      box-shadow:0 0 28px rgba(31,231,214,.28);
    }
    .brand-mark:before{
      content:"";
      position:absolute;
      inset:9px 11px 8px;
      border:2px solid rgba(7,17,31,.82);
      border-top-width:4px;
      clip-path:polygon(50% 0,100% 18%,88% 78%,50% 100%,12% 78%,0 18%);
    }
    .brand-mark:after{
      content:"";
      position:absolute;
      left:11px;
      right:11px;
      top:20px;
      height:2px;
      background:rgba(7,17,31,.85);
      box-shadow:0 7px 0 rgba(7,17,31,.55);
    }
    .brand-text{display:flex;flex-direction:column;line-height:1.25}
    .brand-text strong{font-size:16px;color:var(--text);letter-spacing:.02em}
    .brand-text span{font-size:12px;color:var(--weak);margin-top:3px}
    .side-nav{display:flex;flex-direction:column;gap:8px;margin-top:26px}
    .nav-item{
      display:flex;
      align-items:center;
      gap:12px;
      min-height:48px;
      padding:12px 13px;
      color:#aebbd0;
      border:1px solid transparent;
      border-radius:16px;
      transition:var(--ease);
      position:relative;
    }
    .nav-item .ico{
      width:26px;
      height:26px;
      display:inline-flex;
      align-items:center;
      justify-content:center;
      border-radius:10px;
      color:var(--cyan);
      background:rgba(31,231,214,.08);
      border:1px solid rgba(31,231,214,.12);
      font-size:14px;
    }
    .nav-item:hover{
      color:var(--text);
      background:rgba(255,255,255,.06);
      border-color:rgba(130,180,255,.18);
      transform:translateX(2px);
    }
    .nav-item.active{
      color:#fff;
      background:linear-gradient(90deg,rgba(30,107,255,.18),rgba(31,231,214,.08));
      border-color:rgba(31,231,214,.35);
      box-shadow:var(--glow);
    }
    .nav-item.active:before{
      content:"";
      position:absolute;
      left:-1px;
      top:12px;
      bottom:12px;
      width:3px;
      border-radius:99px;
      background:linear-gradient(var(--blue),var(--cyan));
    }
    .side-cta{
      margin-top:auto;
      padding:16px;
      border-radius:22px;
      border:1px solid rgba(31,231,214,.22);
      background:
        radial-gradient(circle at 20% 0,rgba(31,231,214,.18),transparent 46%),
        rgba(255,255,255,.055);
    }
    .side-cta p{margin:0 0 12px;color:#dbe6f5;font-size:14px;line-height:1.6}
    .mobile-topbar{
      display:none;
      position:sticky;
      top:0;
      z-index:70;
      align-items:center;
      justify-content:space-between;
      padding:12px 18px;
      border-bottom:1px solid var(--line);
      background:rgba(7,17,31,.82);
      backdrop-filter:blur(18px);
    }
    .menu-btn,.drawer-close{
      width:44px;
      height:44px;
      border-radius:14px;
      color:var(--text);
      border:1px solid rgba(130,180,255,.2);
      background:rgba(255,255,255,.06);
      transition:var(--ease);
    }
    .menu-btn:hover,.drawer-close:hover{border-color:rgba(31,231,214,.4);box-shadow:var(--glow)}
    .drawer-mask{
      position:fixed;
      inset:0;
      z-index:80;
      background:rgba(0,0,0,.52);
      opacity:0;
      pointer-events:none;
      transition:var(--ease);
    }
    .drawer{
      position:fixed;
      inset:0 auto 0 0;
      z-index:90;
      width:min(320px,86vw);
      padding:18px;
      background:linear-gradient(180deg,rgba(7,17,31,.98),rgba(8,20,34,.94));
      border-right:1px solid var(--line);
      transform:translateX(-105%);
      transition:transform .28s ease;
      box-shadow:20px 0 80px rgba(0,0,0,.42);
    }
    .drawer-head{display:flex;align-items:center;justify-content:space-between;margin-bottom:20px}
    body.drawer-open .drawer-mask{opacity:1;pointer-events:auto}
    body.drawer-open .drawer{transform:translateX(0)}
    .btn{
      display:inline-flex;
      align-items:center;
      justify-content:center;
      gap:9px;
      min-height:46px;
      padding:12px 20px;
      border-radius:999px;
      font-weight:700;
      letter-spacing:.01em;
      transition:var(--ease);
      border:1px solid transparent;
      user-select:none;
      white-space:nowrap;
    }
    .btn-primary{
      color:#061421;
      background:linear-gradient(135deg,var(--cyan),#7df7e9 48%,var(--blue));
      box-shadow:0 14px 36px rgba(31,231,214,.24);
    }
    .btn-primary:hover{transform:translateY(-2px);box-shadow:0 18px 52px rgba(31,231,214,.36)}
    .btn-secondary{
      color:var(--text);
      background:rgba(255,255,255,.06);
      border-color:rgba(31,231,214,.32);
    }
    .btn-secondary:hover{background:rgba(31,231,214,.1);transform:translateY(-2px);box-shadow:var(--glow)}
    .btn:active{transform:translateY(1px)}
    .btn:focus-visible,.nav-item:focus-visible,input:focus-visible,textarea:focus-visible,select:focus-visible{
      outline:2px solid var(--cyan);
      outline-offset:3px;
    }
    .page-main{padding:36px 0 0}
    .section{padding:88px 0}
    .section-tight{padding:64px 0}
    .eyebrow{
      display:inline-flex;
      align-items:center;
      gap:9px;
      padding:8px 12px;
      border-radius:999px;
      color:#bffdf5;
      font-size:13px;
      font-weight:700;
      background:rgba(31,231,214,.08);
      border:1px solid rgba(31,231,214,.22);
    }
    .eyebrow:before{
      content:"";
      width:7px;
      height:7px;
      border-radius:50%;
      background:var(--green);
      box-shadow:0 0 14px var(--green);
    }
    .hero{
      position:relative;
      overflow:hidden;
      margin:0 auto;
      padding:54px;
      border-radius:var(--radius-xl);
      border:1px solid var(--line);
      background:
        linear-gradient(115deg,rgba(255,255,255,.1),rgba(255,255,255,.035) 48%,rgba(30,107,255,.06)),
        radial-gradient(circle at 80% 20%,rgba(31,231,214,.18),transparent 32%);
      box-shadow:var(--shadow);
    }
    .hero:before{
      content:"";
      position:absolute;
      inset:-1px;
      pointer-events:none;
      background:
        linear-gradient(90deg,transparent,rgba(31,231,214,.13),transparent),
        repeating-linear-gradient(90deg,transparent 0 32px,rgba(130,180,255,.05) 32px 33px);
      opacity:.55;
      mask-image:linear-gradient(90deg,transparent 0,#000 28%,#000 82%,transparent 100%);
    }
    .hero-grid{
      position:relative;
      z-index:1;
      display:grid;
      grid-template-columns:minmax(0,1.02fr) minmax(360px,.78fr);
      gap:42px;
      align-items:center;
    }
    .breadcrumb{
      display:flex;
      flex-wrap:wrap;
      gap:8px;
      align-items:center;
      color:var(--weak);
      font-size:14px;
      margin-bottom:18px;
    }
    .breadcrumb a{color:#b9c9df;transition:var(--ease)}
    .breadcrumb a:hover{color:var(--cyan)}
    h1,h2,h3,p{margin-top:0}
    h1{
      margin:18px 0 18px;
      color:var(--text);
      font-size:clamp(34px,4.6vw,52px);
      line-height:1.12;
      letter-spacing:-.035em;
    }
    .lead{
      max-width:680px;
      margin:0 0 28px;
      color:#d0dced;
      font-size:17px;
      line-height:1.82;
    }
    .hero-actions{display:flex;flex-wrap:wrap;gap:14px;margin-bottom:24px}
    .trust-row{display:flex;flex-wrap:wrap;gap:10px}
    .mini-tag{
      display:inline-flex;
      align-items:center;
      gap:6px;
      padding:7px 10px;
      color:#b9c9df;
      font-size:13px;
      border-radius:999px;
      background:rgba(255,255,255,.055);
      border:1px solid rgba(130,180,255,.14);
    }
    .mini-tag:before{
      content:"";
      width:6px;
      height:6px;
      border-radius:50%;
      background:var(--cyan);
      opacity:.9;
    }
    .flow-console{
      position:relative;
      min-height:420px;
      border-radius:28px;
      border:1px solid rgba(130,180,255,.22);
      background:
        radial-gradient(circle at 50% 44%,rgba(31,231,214,.16),transparent 38%),
        linear-gradient(180deg,rgba(5,17,31,.72),rgba(255,255,255,.055));
      padding:24px;
      overflow:hidden;
      box-shadow:inset 0 0 60px rgba(31,231,214,.05),0 22px 60px rgba(0,0,0,.28);
    }
    .flow-console:before{
      content:"";
      position:absolute;
      left:50%;
      top:50%;
      width:280px;
      height:280px;
      border-radius:50%;
      border:1px solid rgba(31,231,214,.22);
      transform:translate(-50%,-50%);
      box-shadow:0 0 0 28px rgba(31,231,214,.035),0 0 0 72px rgba(30,107,255,.035);
      animation:scanPulse 4.5s ease-in-out infinite;
    }
    @keyframes scanPulse{
      0%,100%{opacity:.75;transform:translate(-50%,-50%) scale(.96)}
      50%{opacity:1;transform:translate(-50%,-50%) scale(1.04)}
    }
    .console-head{
      position:relative;
      z-index:2;
      display:flex;
      justify-content:space-between;
      align-items:center;
      margin-bottom:24px;
    }
    .status-pill{
      color:#08121e;
      background:linear-gradient(135deg,var(--green),var(--cyan));
      border-radius:999px;
      padding:6px 10px;
      font-size:12px;
      font-weight:800;
    }
    .terminal-dots{display:flex;gap:7px}
    .terminal-dots span{width:9px;height:9px;border-radius:50%;background:rgba(255,255,255,.18)}
    .terminal-dots span:nth-child(2){background:rgba(255,181,71,.75)}
    .terminal-dots span:nth-child(3){background:rgba(82,230,167,.75)}
    .step-orbit{
      position:relative;
      z-index:2;
      display:grid;
      gap:14px;
      margin-top:12px;
    }
    .orbit-item{
      display:flex;
      align-items:center;
      justify-content:space-between;
      gap:12px;
      padding:14px 16px;
      border-radius:18px;
      background:rgba(255,255,255,.07);
      border:1px solid rgba(130,180,255,.18);
      backdrop-filter:blur(12px);
    }
    .orbit-item:nth-child(2){margin-left:34px}
    .orbit-item:nth-child(3){margin-left:68px;border-color:rgba(31,231,214,.34);box-shadow:var(--glow)}
    .orbit-item:nth-child(4){margin-left:34px}
    .orbit-title{display:flex;align-items:center;gap:10px;color:var(--text);font-weight:750}
    .num{
      width:30px;
      height:30px;
      border-radius:11px;
      display:inline-flex;
      align-items:center;
      justify-content:center;
      color:#061421;
      background:linear-gradient(135deg,var(--cyan),var(--blue));
      font-size:13px;
      font-weight:900;
    }
    .risk-level{font-size:12px;color:var(--amber);font-weight:800}
    .section-head{
      display:flex;
      align-items:end;
      justify-content:space-between;
      gap:28px;
      margin-bottom:34px;
    }
    .section-head h2{
      color:var(--text);
      font-size:clamp(26px,3.2vw,38px);
      line-height:1.18;
      letter-spacing:-.025em;
      margin:10px 0 0;
    }
    .section-head p{
      margin:0;
      max-width:520px;
      color:var(--weak);
      font-size:15px;
    }
    .service-layers{
      display:grid;
      grid-template-columns:360px minmax(0,1fr);
      gap:24px;
      align-items:start;
    }
    .layer-menu{
      position:sticky;
      top:28px;
      display:grid;
      gap:12px;
    }
    .layer-link{
      display:flex;
      align-items:center;
      gap:14px;
      padding:18px;
      border-radius:20px;
      border:1px solid rgba(130,180,255,.15);
      background:rgba(255,255,255,.055);
      transition:var(--ease);
    }
    .layer-link:hover,.layer-link.is-on{
      background:rgba(31,231,214,.08);
      border-color:rgba(31,231,214,.34);
      transform:translateY(-2px);
    }
    .layer-link strong{display:block;color:var(--text);font-size:16px}
    .layer-link span:last-child{display:block;color:var(--weak);font-size:13px;margin-top:2px;line-height:1.45}
    .layer-dot{
      width:42px;
      height:42px;
      border-radius:15px;
      flex:0 0 42px;
      background:linear-gradient(135deg,rgba(30,107,255,.95),rgba(31,231,214,.9));
      box-shadow:0 0 24px rgba(31,231,214,.18);
    }
    .capability-panel{
      display:grid;
      gap:18px;
    }
    .wide-card,.glass-card{
      border:1px solid var(--line);
      background:linear-gradient(180deg,rgba(255,255,255,.085),rgba(255,255,255,.045));
      border-radius:var(--radius-lg);
      padding:26px;
      box-shadow:0 18px 54px rgba(0,0,0,.2);
      transition:var(--ease);
      backdrop-filter:blur(18px);
    }
    .wide-card:hover,.glass-card:hover{
      transform:translateY(-4px);
      border-color:rgba(31,231,214,.36);
      background:linear-gradient(180deg,rgba(255,255,255,.11),rgba(255,255,255,.055));
      box-shadow:var(--shadow),var(--glow);
    }
    .wide-card h3,.glass-card h3{color:var(--text);font-size:21px;margin-bottom:10px}
    .wide-card p,.glass-card p{color:#b9c9df;margin-bottom:16px}
    .tag-list{display:flex;flex-wrap:wrap;gap:9px}
    .tag{
      display:inline-flex;
      align-items:center;
      padding:6px 10px;
      border-radius:999px;
      color:#bffdf5;
      font-size:12px;
      font-weight:700;
      background:rgba(31,231,214,.075);
      border:1px solid rgba(31,231,214,.2);
    }
    .split-card{
      display:grid;
      grid-template-columns:1fr 1fr;
      gap:18px;
    }
    .process-wrap{
      position:relative;
      padding:28px;
      border-radius:var(--radius-xl);
      border:1px solid rgba(31,231,214,.18);
      background:
        linear-gradient(135deg,rgba(30,107,255,.08),rgba(31,231,214,.045)),
        rgba(255,255,255,.04);
      overflow:hidden;
    }
    .process-wrap:before{
      content:"";
      position:absolute;
      left:38px;
      right:38px;
      top:88px;
      height:2px;
      background:linear-gradient(90deg,var(--blue),var(--cyan),rgba(82,230,167,.85));
      box-shadow:0 0 18px rgba(31,231,214,.26);
    }
    .process-grid{
      position:relative;
      display:grid;
      grid-template-columns:repeat(5,1fr);
      gap:16px;
    }
    .process-step{
      min-height:220px;
      padding:18px;
      border-radius:22px;
      border:1px solid rgba(130,180,255,.17);
      background:rgba(7,17,31,.58);
      backdrop-filter:blur(12px);
      transition:var(--ease);
    }
    .process-step:hover{transform:translateY(-4px);border-color:rgba(31,231,214,.34)}
    .process-step .num{margin-bottom:52px}
    .process-step h3{color:var(--text);font-size:18px;margin-bottom:8px}
    .process-step p{font-size:14px;color:#aebbd0;margin:0}
    .scenario-grid{
      display:grid;
      grid-template-columns:repeat(5,1fr);
      gap:14px;
    }
    .scenario-card{
      position:relative;
      min-height:208px;
      padding:22px;
      border-radius:22px;
      background:rgba(255,255,255,.055);
      border:1px solid rgba(130,180,255,.15);
      overflow:hidden;
      transition:var(--ease);
    }
    .scenario-card:before{
      content:"";
      position:absolute;
      right:-32px;
      top:-32px;
      width:96px;
      height:96px;
      border-radius:50%;
      background:radial-gradient(circle,rgba(31,231,214,.18),transparent 68%);
    }
    .scenario-card:hover{
      transform:translateY(-4px);
      border-color:rgba(31,231,214,.32);
      background:rgba(255,255,255,.08);
    }
    .scenario-card h3{position:relative;color:var(--text);font-size:18px;margin-bottom:8px}
    .scenario-card p{position:relative;color:#aebbd0;font-size:14px;margin:0}
    .compare{
      display:grid;
      grid-template-columns:1fr auto 1fr;
      gap:22px;
      align-items:stretch;
    }
    .compare-card{
      padding:30px;
      border-radius:var(--radius-lg);
      border:1px solid rgba(130,180,255,.16);
      background:rgba(255,255,255,.055);
    }
    .compare-card.highlight{
      border-color:rgba(31,231,214,.38);
      background:
        radial-gradient(circle at 20% 0,rgba(31,231,214,.14),transparent 38%),
        rgba(255,255,255,.075);
      box-shadow:var(--glow);
    }
    .compare-card h3{color:var(--text);font-size:22px;margin-bottom:18px}
    .check-list{display:grid;gap:12px;margin:0;padding:0;list-style:none}
    .check-list li{
      display:flex;
      gap:10px;
      color:#b9c9df;
      font-size:15px;
    }
    .check-list li:before{
      content:"";
      width:18px;
      height:18px;
      margin-top:5px;
      border-radius:6px;
      flex:0 0 18px;
      background:rgba(127,140,163,.28);
      border:1px solid rgba(130,180,255,.2);
    }
    .highlight .check-list li:before{
      background:linear-gradient(135deg,var(--cyan),var(--green));
      border-color:transparent;
      box-shadow:0 0 16px rgba(31,231,214,.22);
    }
    .vs{
      align-self:center;
      width:58px;
      height:58px;
      display:grid;
      place-items:center;
      border-radius:20px;
      color:#061421;
      font-weight:900;
      background:linear-gradient(135deg,var(--amber),var(--cyan));
      box-shadow:0 16px 34px rgba(31,231,214,.18);
    }
    .metrics{
      display:grid;
      grid-template-columns:repeat(4,1fr);
      gap:16px;
    }
    .metric{
      padding:24px;
      border-radius:22px;
      border:1px solid rgba(130,180,255,.16);
      background:linear-gradient(180deg,rgba(255,255,255,.08),rgba(255,255,255,.04));
      transition:var(--ease);
    }
    .metric:hover{transform:translateY(-4px);border-color:rgba(31,231,214,.3)}
    .metric strong{
      display:block;
      color:var(--cyan);
      font-size:34px;
      line-height:1;
      margin-bottom:10px;
      letter-spacing:-.035em;
    }
    .metric span{display:block;color:#b9c9df;font-size:14px}
    .faq-wrap{
      display:grid;
      grid-template-columns:.78fr 1.22fr;
      gap:28px;
      align-items:start;
    }
    .faq-copy{
      padding:30px;
      border-radius:var(--radius-lg);
      border:1px solid rgba(31,231,214,.2);
      background:radial-gradient(circle at 10% 0,rgba(31,231,214,.14),transparent 36%),rgba(255,255,255,.045);
    }
    .faq-copy h2{color:var(--text);font-size:32px;line-height:1.2;margin-bottom:12px}
    .faq-copy p{color:var(--weak);margin-bottom:20px}
    .faq-list{display:grid;gap:12px}
    .faq-item{
      border:1px solid rgba(130,180,255,.16);
      border-radius:20px;
      background:rgba(255,255,255,.055);
      overflow:hidden;
      transition:var(--ease);
    }
    .faq-q{
      width:100%;
      display:flex;
      justify-content:space-between;
      gap:18px;
      align-items:center;
      padding:18px 20px;
      color:var(--text);
      background:transparent;
      text-align:left;
      font-weight:750;
    }
    .faq-q span:last-child{
      width:28px;
      height:28px;
      flex:0 0 28px;
      display:grid;
      place-items:center;
      border-radius:10px;
      color:var(--cyan);
      background:rgba(31,231,214,.08);
      transition:var(--ease);
    }
    .faq-a{
      max-height:0;
      overflow:hidden;
      transition:max-height .28s ease;
    }
    .faq-a p{padding:0 20px 18px;margin:0;color:#aebbd0;font-size:15px}
    .faq-item.open{
      border-color:rgba(31,231,214,.36);
      background:rgba(31,231,214,.065);
    }
    .faq-item.open .faq-q span:last-child{transform:rotate(45deg)}
    .faq-item.open .faq-a{max-height:180px}
    .cta-panel{
      position:relative;
      overflow:hidden;
      display:grid;
      grid-template-columns:minmax(0,1fr) 410px;
      gap:34px;
      padding:38px;
      border-radius:var(--radius-xl);
      border:1px solid rgba(31,231,214,.28);
      background:
        radial-gradient(circle at 78% 18%,rgba(31,231,214,.17),transparent 34%),
        linear-gradient(135deg,rgba(30,107,255,.16),rgba(255,255,255,.055));
      box-shadow:var(--shadow),var(--glow);
    }
    .cta-panel h2{
      color:var(--text);
      font-size:clamp(26px,3.2vw,38px);
      line-height:1.2;
      margin-bottom:12px;
    }
    .cta-panel p{max-width:680px;color:#c7d5e7;margin-bottom:22px}
    .consult-form{
      display:grid;
      gap:12px;
      padding:18px;
      border-radius:24px;
      background:rgba(7,17,31,.48);
      border:1px solid rgba(130,180,255,.16);
      backdrop-filter:blur(16px);
    }
    .field{display:grid;gap:7px}
    .field label{color:#dbe6f5;font-size:13px;font-weight:700}
    input,textarea,select{
      width:100%;
      color:var(--text);
      border:1px solid #263a55;
      border-radius:14px;
      background:rgba(255,255,255,.055);
      padding:12px 13px;
      outline:none;
      transition:var(--ease);
    }
    textarea{min-height:92px;resize:vertical}
    input::placeholder,textarea::placeholder{color:#708095}
    input:focus,textarea:focus,select:focus{
      border-color:var(--cyan);
      box-shadow:0 0 0 3px rgba(31,231,214,.12);
      background:rgba(255,255,255,.075);
    }
    select option{background:#07111f;color:#f3f7ff}
    .form-note{font-size:12px;color:var(--weak);line-height:1.55;margin:0}
    .footer{
      margin-top:88px;
      padding:46px 0 24px;
      border-top:1px solid rgba(31,231,214,.16);
      background:linear-gradient(180deg,rgba(4,11,20,.2),rgba(3,9,16,.78));
    }
    .footer-grid{
      display:grid;
      grid-template-columns:1.5fr .8fr 1fr;
      gap:38px;
      padding-bottom:28px;
    }
    .footer p{color:var(--weak);margin:0 0 8px}
    .footer h3{color:var(--text);font-size:16px;margin:0 0 14px}
    .footer a{
      display:block;
      color:#aebbd0;
      margin:8px 0;
      transition:var(--ease);
    }
    .footer a:hover{color:var(--cyan);transform:translateX(2px)}
    .copyright{
      display:flex;
      justify-content:space-between;
      gap:18px;
      padding-top:20px;
      border-top:1px solid rgba(130,180,255,.13);
      color:#7f8ca3;
      font-size:13px;
    }
    @media (max-width:1199px){
      :root{--side:92px}
      .sidebar{width:var(--side);padding:18px 12px}
      .sidebar .brand{justify-content:center;padding:10px}
      .sidebar .brand-text,.sidebar .nav-item span:not(.ico),.side-cta p{display:none}
      .nav-item{justify-content:center;padding:12px}
      .side-cta{padding:12px}
      .side-cta .btn{width:100%;padding:0;min-height:42px;font-size:0}
      .side-cta .btn:before{content:"评估";font-size:13px}
      .hero-grid{grid-template-columns:1fr;gap:32px}
      .flow-console{min-height:360px}
      .service-layers{grid-template-columns:1fr}
      .layer-menu{position:relative;top:auto;grid-template-columns:repeat(2,1fr)}
      .process-grid{grid-template-columns:repeat(3,1fr)}
      .process-wrap:before{display:none}
      .scenario-grid{grid-template-columns:repeat(3,1fr)}
      .metrics{grid-template-columns:repeat(2,1fr)}
      .cta-panel{grid-template-columns:1fr}
    }
    @media (max-width:991px){
      .app{padding-left:0}
      .sidebar{display:none}
      .mobile-topbar{display:flex}
      .page-main{padding-top:22px}
      .container{width:min(100% - 36px,760px)}
      .hero{padding:34px}
      .section{padding:68px 0}
      .section-head{display:block}
      .section-head p{margin-top:12px}
      .split-card,.faq-wrap,.compare,.footer-grid{grid-template-columns:1fr}
      .vs{margin:auto}
      .process-grid{grid-template-columns:1fr}
      .process-step{min-height:auto}
      .process-step .num{margin-bottom:18px}
      .scenario-grid{grid-template-columns:repeat(2,1fr)}
      .copyright{flex-direction:column}
    }
    @media (max-width:767px){
      .container{width:min(100% - 28px,620px)}
      .brand-text strong{font-size:15px}
      .brand-text span{font-size:11px}
      .hero{padding:26px 20px;border-radius:24px}
      h1{font-size:32px}
      .lead{font-size:15px}
      .hero-actions .btn,.cta-panel .btn{width:100%}
      .layer-menu,.scenario-grid,.metrics{grid-template-columns:1fr}
      .orbit-item,.orbit-item:nth-child(2),.orbit-item:nth-child(3),.orbit-item:nth-child(4){margin-left:0}
      .wide-card,.glass-card,.compare-card{padding:22px}
      .cta-panel{padding:24px 18px}
      .footer{margin-top:64px}
    }
    @media (max-width:480px){
      .mobile-topbar{padding:10px 12px}
      .mobile-topbar .brand{border:0;background:transparent;padding:0}
      .flow-console{padding:16px;min-height:340px}
      .orbit-item{align-items:flex-start;flex-direction:column}
      .risk-level{align-self:flex-end}
      .section{padding:56px 0}
      .faq-q{padding:16px}
      .faq-a p{padding:0 16px 16px}
    }
    @media (prefers-reduced-motion:reduce){
      *,*:before,*:after{
        animation-duration:.001ms!important;
        animation-iteration-count:1!important;
        scroll-behavior:auto!important;
        transition-duration:.001ms!important;
      }
    }

/* roulang page: category2 */
:root{
      --bg:#07111f;
      --bg-2:#081827;
      --panel:rgba(255,255,255,.075);
      --panel-strong:rgba(255,255,255,.105);
      --panel-soft:rgba(12,31,52,.72);
      --line:rgba(130,180,255,.18);
      --line-strong:rgba(31,231,214,.42);
      --text:#c8d3e3;
      --muted:#7f8ca3;
      --title:#f3f7ff;
      --blue:#1e6bff;
      --cyan:#1fe7d6;
      --green:#52e6a7;
      --amber:#ffb547;
      --danger:#ff6b7a;
      --radius-xl:30px;
      --radius-lg:24px;
      --radius-md:18px;
      --radius-sm:12px;
      --shadow:0 22px 60px rgba(0,0,0,.34);
      --glow:0 0 34px rgba(31,231,214,.18);
      --nav-w:248px;
      --font:-apple-system,BlinkMacSystemFont,"Segoe UI","PingFang SC","Microsoft YaHei","Noto Sans SC",Arial,sans-serif;
      --ease:all .25s ease;
    }
    *{box-sizing:border-box;margin:0;padding:0}
    html{scroll-behavior:smooth}
    body{
      min-height:100vh;
      font-family:var(--font);
      line-height:1.75;
      color:var(--text);
      background:
        radial-gradient(circle at 78% 8%, rgba(31,231,214,.16), transparent 32%),
        radial-gradient(circle at 18% 26%, rgba(30,107,255,.18), transparent 34%),
        linear-gradient(145deg, var(--bg), #050a13 70%);
      overflow-x:hidden;
    }
    body::before{
      content:"";
      position:fixed;
      inset:0;
      pointer-events:none;
      background-image:
        linear-gradient(rgba(130,180,255,.055) 1px, transparent 1px),
        linear-gradient(90deg, rgba(130,180,255,.055) 1px, transparent 1px);
      background-size:42px 42px;
      mask-image:linear-gradient(to bottom, rgba(0,0,0,.75), transparent 85%);
      z-index:-2;
    }
    body::after{
      content:"";
      position:fixed;
      width:720px;
      height:720px;
      right:-300px;
      top:18%;
      border-radius:50%;
      background:radial-gradient(circle, rgba(30,107,255,.18), transparent 62%);
      filter:blur(18px);
      pointer-events:none;
      z-index:-1;
      animation:floatGlow 10s ease-in-out infinite alternate;
    }
    @keyframes floatGlow{
      from{transform:translate3d(0,0,0) scale(1)}
      to{transform:translate3d(-36px,34px,0) scale(1.08)}
    }
    a{color:inherit;text-decoration:none}
    img,svg{max-width:100%;display:block}
    button,input,textarea,select{font:inherit}
    button{border:0;cursor:pointer}
    :focus-visible{outline:2px solid rgba(31,231,214,.8);outline-offset:4px}
    .container{width:min(1180px, calc(100% - 48px));margin:0 auto}
    .app{display:flex;min-height:100vh}
    .sidebar{
      position:fixed;
      inset:0 auto 0 0;
      width:var(--nav-w);
      z-index:50;
      padding:22px 18px;
      background:linear-gradient(180deg, rgba(8,18,30,.92), rgba(5,10,18,.88));
      border-right:1px solid var(--line);
      box-shadow:18px 0 50px rgba(0,0,0,.28);
      backdrop-filter:blur(20px);
      display:flex;
      flex-direction:column;
      gap:24px;
    }
    .brand{
      display:flex;
      align-items:center;
      gap:12px;
      padding:10px 8px 18px;
      border-bottom:1px solid rgba(130,180,255,.12);
    }
    .brand-mark{
      width:42px;
      height:42px;
      border-radius:16px;
      flex:0 0 42px;
      position:relative;
      background:
        radial-gradient(circle at 68% 28%, rgba(31,231,214,.95), transparent 16%),
        linear-gradient(135deg, rgba(30,107,255,.95), rgba(31,231,214,.42));
      box-shadow:0 0 28px rgba(31,231,214,.22);
      overflow:hidden;
    }
    .brand-mark::before{
      content:"";
      position:absolute;
      inset:8px 11px;
      border:2px solid rgba(255,255,255,.78);
      border-top-left-radius:14px;
      border-top-right-radius:14px;
      border-bottom-left-radius:18px;
      border-bottom-right-radius:18px;
      clip-path:polygon(50% 0,100% 18%,88% 78%,50% 100%,12% 78%,0 18%);
    }
    .brand-mark::after{
      content:"";
      position:absolute;
      width:36px;
      height:2px;
      left:3px;
      top:21px;
      background:rgba(255,255,255,.8);
      transform:rotate(-18deg);
      box-shadow:0 0 12px rgba(31,231,214,.8);
    }
    .brand-text{display:flex;flex-direction:column;line-height:1.2}
    .brand-text strong{font-size:17px;color:var(--title);letter-spacing:.02em}
    .brand-text span{font-size:12px;color:var(--muted);margin-top:5px}
    .side-nav{display:flex;flex-direction:column;gap:9px}
    .nav-item{
      display:flex;
      align-items:center;
      gap:11px;
      min-height:48px;
      padding:11px 13px;
      color:#aab7c9;
      border:1px solid transparent;
      border-radius:16px;
      transition:var(--ease);
      position:relative;
      overflow:hidden;
    }
    .nav-item::before{
      content:"";
      position:absolute;
      left:0;
      top:12px;
      bottom:12px;
      width:3px;
      border-radius:999px;
      background:transparent;
      transition:var(--ease);
    }
    .nav-item .ico{
      width:24px;
      height:24px;
      display:inline-grid;
      place-items:center;
      color:#8eb8ff;
      border-radius:9px;
      background:rgba(130,180,255,.08);
      transition:var(--ease);
    }
    .nav-item:hover{
      color:var(--title);
      background:rgba(255,255,255,.06);
      border-color:rgba(130,180,255,.2);
      transform:translateX(2px);
    }
    .nav-item.active{
      color:#fff;
      background:linear-gradient(90deg, rgba(30,107,255,.22), rgba(31,231,214,.09));
      border-color:rgba(31,231,214,.34);
      box-shadow:inset 0 0 20px rgba(31,231,214,.05), 0 0 26px rgba(31,231,214,.08);
    }
    .nav-item.active::before{background:var(--cyan);box-shadow:0 0 14px rgba(31,231,214,.85)}
    .nav-item.active .ico{background:rgba(31,231,214,.14);color:var(--cyan)}
    .side-cta{
      margin-top:auto;
      padding:18px;
      border:1px solid rgba(31,231,214,.22);
      border-radius:22px;
      background:
        radial-gradient(circle at 85% 10%, rgba(31,231,214,.18), transparent 40%),
        rgba(255,255,255,.055);
      box-shadow:var(--glow);
    }
    .side-cta small{display:block;color:var(--muted);font-size:12px;margin-bottom:10px}
    .side-cta strong{display:block;color:var(--title);line-height:1.45;margin-bottom:14px}
    .mobile-bar{
      display:none;
      position:fixed;
      left:0;
      right:0;
      top:0;
      z-index:70;
      height:68px;
      padding:0 18px;
      align-items:center;
      justify-content:space-between;
      background:rgba(7,17,31,.86);
      border-bottom:1px solid var(--line);
      backdrop-filter:blur(18px);
      box-shadow:0 16px 40px rgba(0,0,0,.24);
    }
    .menu-btn{
      width:44px;
      height:44px;
      border-radius:14px;
      background:rgba(255,255,255,.075);
      border:1px solid var(--line);
      color:var(--title);
      display:grid;
      place-items:center;
      transition:var(--ease);
    }
    .menu-btn:hover{border-color:var(--line-strong);box-shadow:var(--glow)}
    .drawer-mask{
      position:fixed;
      inset:0;
      z-index:65;
      background:rgba(0,0,0,.55);
      opacity:0;
      pointer-events:none;
      transition:var(--ease);
    }
    .main{
      width:100%;
      margin-left:var(--nav-w);
      min-width:0;
    }
    .section{padding:96px 0}
    .section.tight{padding:70px 0}
    .eyebrow{
      display:inline-flex;
      align-items:center;
      gap:8px;
      padding:7px 12px;
      border-radius:999px;
      border:1px solid rgba(31,231,214,.28);
      background:rgba(31,231,214,.07);
      color:#aefcf4;
      font-size:13px;
      line-height:1.2;
    }
    .eyebrow::before{
      content:"";
      width:7px;
      height:7px;
      border-radius:50%;
      background:var(--cyan);
      box-shadow:0 0 14px rgba(31,231,214,.9);
    }
    h1,h2,h3{color:var(--title);line-height:1.18}
    h1{font-size:clamp(32px,5vw,52px);letter-spacing:-.04em;font-weight:780}
    h2{font-size:clamp(25px,3.4vw,38px);letter-spacing:-.03em;font-weight:760}
    h3{font-size:20px;font-weight:720}
    p{color:var(--text)}
    .lead{
      font-size:17px;
      color:#d8e3f2;
      max-width:680px;
      margin-top:20px;
    }
    .muted{color:var(--muted)}
    .hero{
      position:relative;
      padding:72px 0 94px;
      overflow:hidden;
    }
    .hero::before{
      content:"";
      position:absolute;
      inset:0;
      background:
        linear-gradient(180deg, rgba(7,17,31,.2), rgba(7,17,31,.85)),
        radial-gradient(circle at 68% 30%, rgba(31,231,214,.13), transparent 34%);
      pointer-events:none;
    }
    .hero-grid{
      position:relative;
      z-index:1;
      display:grid;
      grid-template-columns:minmax(0, .94fr) minmax(380px, .76fr);
      gap:42px;
      align-items:center;
    }
    .breadcrumb{
      display:flex;
      flex-wrap:wrap;
      gap:8px;
      align-items:center;
      margin:22px 0 14px;
      color:var(--muted);
      font-size:14px;
    }
    .breadcrumb a{color:#9fc1ff;transition:var(--ease)}
    .breadcrumb a:hover{color:var(--cyan)}
    .hero-actions{
      display:flex;
      gap:14px;
      flex-wrap:wrap;
      margin-top:32px;
    }
    .btn{
      display:inline-flex;
      align-items:center;
      justify-content:center;
      gap:9px;
      min-height:46px;
      padding:12px 20px;
      border-radius:999px;
      font-weight:700;
      letter-spacing:.01em;
      transition:var(--ease);
      border:1px solid transparent;
      white-space:nowrap;
    }
    .btn-primary{
      color:#03101c;
      background:linear-gradient(135deg, var(--cyan), #7fffe9 38%, var(--blue));
      box-shadow:0 12px 34px rgba(31,231,214,.22);
    }
    .btn-primary:hover{transform:translateY(-2px);box-shadow:0 18px 48px rgba(31,231,214,.34)}
    .btn-secondary{
      color:var(--title);
      background:rgba(255,255,255,.065);
      border-color:rgba(130,180,255,.24);
    }
    .btn-secondary:hover{border-color:var(--line-strong);background:rgba(255,255,255,.1);transform:translateY(-2px)}
    .btn:active{transform:translateY(1px) scale(.99)}
    .tags{
      display:flex;
      flex-wrap:wrap;
      gap:10px;
      margin-top:24px;
    }
    .tag{
      display:inline-flex;
      align-items:center;
      gap:6px;
      padding:7px 11px;
      border-radius:999px;
      color:#bad0ea;
      background:rgba(255,255,255,.055);
      border:1px solid rgba(130,180,255,.15);
      font-size:13px;
    }
    .tag.safe{color:#bcffe2;border-color:rgba(82,230,167,.25);background:rgba(82,230,167,.075)}
    .tag.warn{color:#ffdca4;border-color:rgba(255,181,71,.25);background:rgba(255,181,71,.075)}
    .radar-card{
      min-height:520px;
      position:relative;
      border-radius:var(--radius-xl);
      border:1px solid rgba(130,180,255,.22);
      background:
        radial-gradient(circle at 50% 42%, rgba(31,231,214,.14), transparent 38%),
        linear-gradient(145deg, rgba(255,255,255,.095), rgba(255,255,255,.035));
      box-shadow:var(--shadow), var(--glow);
      backdrop-filter:blur(20px);
      overflow:hidden;
      padding:28px;
    }
    .radar-card::before{
      content:"";
      position:absolute;
      width:330px;
      height:330px;
      border-radius:50%;
      left:50%;
      top:43%;
      transform:translate(-50%,-50%);
      background:
        repeating-radial-gradient(circle, rgba(31,231,214,.12) 0 2px, transparent 2px 52px),
        conic-gradient(from 0deg, rgba(31,231,214,.02), rgba(31,231,214,.34), rgba(30,107,255,.03), rgba(31,231,214,.02));
      border:1px solid rgba(31,231,214,.28);
      animation:scan 7s linear infinite;
    }
    .radar-card::after{
      content:"";
      position:absolute;
      inset:20px;
      border-radius:24px;
      border:1px solid rgba(255,255,255,.06);
      pointer-events:none;
    }
    @keyframes scan{
      to{transform:translate(-50%,-50%) rotate(360deg)}
    }
    .radar-top,.radar-bottom,.signal-card,.status-pill{
      position:relative;
      z-index:2;
    }
    .radar-top{
      display:flex;
      justify-content:space-between;
      gap:16px;
      align-items:flex-start;
    }
    .panel-title small{display:block;color:var(--muted);font-size:13px;margin-bottom:5px}
    .panel-title strong{display:block;color:var(--title);font-size:20px}
    .status-pill{
      padding:8px 12px;
      border-radius:999px;
      border:1px solid rgba(82,230,167,.28);
      background:rgba(82,230,167,.08);
      color:#c6ffe8;
      font-size:13px;
      white-space:nowrap;
    }
    .signal-card{
      position:absolute;
      left:28px;
      right:28px;
      bottom:28px;
      display:grid;
      grid-template-columns:1.1fr .9fr;
      gap:14px;
    }
    .mini-panel{
      border-radius:20px;
      border:1px solid rgba(130,180,255,.18);
      background:rgba(4,13,24,.58);
      backdrop-filter:blur(18px);
      padding:18px;
    }
    .mini-panel b{display:block;color:var(--title);font-size:15px;margin-bottom:10px}
    .trend{
      height:76px;
      border-radius:14px;
      background:
        linear-gradient(to top, rgba(31,231,214,.1), transparent),
        linear-gradient(135deg, transparent 0 15%, rgba(31,231,214,.4) 16% 18%, transparent 19% 36%, rgba(30,107,255,.55) 37% 39%, transparent 40% 58%, rgba(31,231,214,.5) 59% 61%, transparent 62%);
      border:1px solid rgba(31,231,214,.12);
      position:relative;
      overflow:hidden;
    }
    .bar-row{display:flex;align-items:center;gap:9px;margin:9px 0}
    .bar-label{width:52px;font-size:12px;color:var(--muted)}
    .bar{height:8px;flex:1;border-radius:999px;background:rgba(255,255,255,.08);overflow:hidden}
    .bar span{display:block;height:100%;border-radius:999px;background:linear-gradient(90deg,var(--blue),var(--cyan))}
    .dot{
      position:absolute;
      width:10px;
      height:10px;
      border-radius:50%;
      background:var(--cyan);
      box-shadow:0 0 18px rgba(31,231,214,.9);
      z-index:2;
    }
    .dot.d1{left:28%;top:28%}
    .dot.d2{right:23%;top:43%;background:var(--amber);box-shadow:0 0 18px rgba(255,181,71,.8)}
    .dot.d3{left:45%;bottom:33%;background:var(--green);box-shadow:0 0 18px rgba(82,230,167,.85)}
    .section-head{
      display:flex;
      justify-content:space-between;
      align-items:end;
      gap:24px;
      margin-bottom:34px;
    }
    .section-head p{max-width:560px;color:var(--muted)}
    .risk-grid{
      display:grid;
      grid-template-columns:repeat(5,1fr);
      gap:14px;
    }
    .risk-card{
      min-height:218px;
      border:1px solid var(--line);
      border-radius:var(--radius-lg);
      padding:22px;
      background:
        radial-gradient(circle at 85% 18%, rgba(31,231,214,.1), transparent 38%),
        rgba(255,255,255,.055);
      backdrop-filter:blur(18px);
      transition:var(--ease);
      position:relative;
      overflow:hidden;
    }
    .risk-card::after{
      content:"";
      position:absolute;
      left:22px;
      right:22px;
      bottom:18px;
      height:2px;
      border-radius:999px;
      background:linear-gradient(90deg,var(--cyan),transparent);
      opacity:.45;
    }
    .risk-card:hover{
      transform:translateY(-4px);
      border-color:rgba(31,231,214,.34);
      background:rgba(255,255,255,.082);
      box-shadow:var(--glow);
    }
    .risk-icon{
      width:42px;
      height:42px;
      border-radius:15px;
      display:grid;
      place-items:center;
      color:var(--cyan);
      background:rgba(31,231,214,.08);
      border:1px solid rgba(31,231,214,.2);
      margin-bottom:18px;
      font-weight:800;
    }
    .risk-card h3{font-size:18px;margin-bottom:10px}
    .risk-card p{font-size:14px;color:#aebbd0;line-height:1.68}
    .dashboard-wrap{
      display:grid;
      grid-template-columns:1.05fr .95fr;
      gap:22px;
      align-items:stretch;
    }
    .glass{
      border:1px solid var(--line);
      background:linear-gradient(145deg, rgba(255,255,255,.08), rgba(255,255,255,.04));
      border-radius:var(--radius-xl);
      box-shadow:var(--shadow);
      backdrop-filter:blur(18px);
    }
    .dashboard-main{padding:28px;overflow:hidden}
    .dash-title{
      display:flex;
      justify-content:space-between;
      gap:16px;
      align-items:center;
      margin-bottom:24px;
    }
    .dash-title strong{color:var(--title);font-size:20px}
    .status-dot{
      display:inline-flex;
      align-items:center;
      gap:7px;
      color:#c6ffe8;
      font-size:13px;
    }
    .status-dot::before{
      content:"";
      width:8px;
      height:8px;
      border-radius:50%;
      background:var(--green);
      box-shadow:0 0 14px rgba(82,230,167,.8);
    }
    .metric-row{
      display:grid;
      grid-template-columns:repeat(3,1fr);
      gap:14px;
      margin-bottom:22px;
    }
    .metric{
      padding:18px;
      border-radius:20px;
      background:rgba(4,13,24,.42);
      border:1px solid rgba(130,180,255,.14);
    }
    .metric span{display:block;color:var(--muted);font-size:13px;margin-bottom:7px}
    .metric b{display:block;color:var(--title);font-size:26px;line-height:1.1}
    .metric em{font-style:normal;color:var(--cyan);font-size:13px}
    .wave-chart{
      height:210px;
      border-radius:22px;
      border:1px solid rgba(130,180,255,.15);
      background:
        linear-gradient(rgba(130,180,255,.07) 1px, transparent 1px),
        linear-gradient(90deg, rgba(130,180,255,.07) 1px, transparent 1px),
        radial-gradient(circle at 70% 35%, rgba(31,231,214,.12), transparent 34%),
        rgba(2,9,18,.4);
      background-size:28px 28px,28px 28px,auto,auto;
      position:relative;
      overflow:hidden;
    }
    .wave-chart svg{
      position:absolute;
      inset:0;
      width:100%;
      height:100%;
    }
    .side-stack{display:grid;gap:22px}
    .channel-card,.state-card{
      padding:24px;
    }
    .donut{
      width:174px;
      height:174px;
      margin:6px auto 22px;
      border-radius:50%;
      background:conic-gradient(var(--cyan) 0 35%, var(--blue) 35% 68%, var(--amber) 68% 82%, rgba(255,255,255,.12) 82% 100%);
      position:relative;
      box-shadow:0 0 32px rgba(31,231,214,.12);
    }
    .donut::after{
      content:"渠道";
      position:absolute;
      inset:34px;
      border-radius:50%;
      background:#07111f;
      display:grid;
      place-items:center;
      color:var(--title);
      border:1px solid rgba(130,180,255,.14);
      font-weight:700;
    }
    .legend{display:grid;gap:10px}
    .legend-item{display:flex;justify-content:space-between;gap:14px;color:#b9c6d8;font-size:14px}
    .legend-item i{display:inline-block;width:9px;height:9px;border-radius:50%;margin-right:8px}
    .legend-item span:first-child{display:flex;align-items:center}
    .solution-grid{
      display:grid;
      grid-template-columns:repeat(4,1fr);
      gap:18px;
    }
    .solution-card{
      padding:26px;
      border-radius:var(--radius-lg);
      border:1px solid var(--line);
      background:rgba(255,255,255,.055);
      position:relative;
      overflow:hidden;
      transition:var(--ease);
    }
    .solution-card::before{
      content:attr(data-step);
      position:absolute;
      right:18px;
      top:14px;
      font-size:52px;
      font-weight:800;
      color:rgba(255,255,255,.04);
      line-height:1;
    }
    .solution-card:hover{
      transform:translateY(-4px);
      border-color:rgba(31,231,214,.34);
      box-shadow:var(--glow);
      background:rgba(255,255,255,.08);
    }
    .solution-card h3{margin:16px 0 12px}
    .solution-card p{font-size:15px;color:#b7c4d6}
    .solution-icon{
      width:46px;
      height:46px;
      border-radius:16px;
      display:grid;
      place-items:center;
      border:1px solid rgba(31,231,214,.24);
      background:rgba(31,231,214,.075);
      color:var(--cyan);
    }
    .method-grid{
      display:grid;
      grid-template-columns:.9fr 1.1fr;
      gap:24px;
      align-items:start;
    }
    .method-intro{
      position:sticky;
      top:28px;
      padding:30px;
    }
    .method-intro h2{margin:12px 0 18px}
    .case-list{display:grid;gap:16px}
    .case-card{
      padding:24px;
      border-radius:var(--radius-lg);
      border:1px solid var(--line);
      background:rgba(255,255,255,.055);
      display:grid;
      grid-template-columns:156px 1fr;
      gap:20px;
      transition:var(--ease);
      position:relative;
      overflow:hidden;
    }
    .case-card::before{
      content:"";
      position:absolute;
      left:0;
      top:20px;
      bottom:20px;
      width:3px;
      background:linear-gradient(var(--cyan),var(--blue));
      border-radius:999px;
    }
    .case-card:hover{transform:translateY(-3px);border-color:rgba(31,231,214,.32);box-shadow:var(--glow)}
    .case-badge{
      align-self:start;
      justify-self:start;
      padding:8px 12px;
      border-radius:999px;
      color:#cfe7ff;
      background:rgba(30,107,255,.12);
      border:1px solid rgba(30,107,255,.24);
      font-size:13px;
    }
    .case-card h3{font-size:19px;margin-bottom:9px}
    .case-card p{font-size:15px;color:#b7c4d6}
    .case-actions{
      margin-top:14px;
      display:flex;
      gap:8px;
      flex-wrap:wrap;
    }
    .small-chip{
      padding:5px 9px;
      border-radius:999px;
      background:rgba(255,255,255,.055);
      border:1px solid rgba(130,180,255,.14);
      color:#9fb0c6;
      font-size:12px;
    }
    .timeline{
      position:relative;
      display:grid;
      grid-template-columns:repeat(4,1fr);
      gap:16px;
    }
    .timeline::before{
      content:"";
      position:absolute;
      left:8%;
      right:8%;
      top:38px;
      height:2px;
      background:linear-gradient(90deg, transparent, var(--cyan), var(--blue), transparent);
      box-shadow:0 0 18px rgba(31,231,214,.25);
    }
    .time-step{
      position:relative;
      z-index:1;
      padding:22px;
      border-radius:var(--radius-lg);
      border:1px solid var(--line);
      background:rgba(255,255,255,.055);
      transition:var(--ease);
    }
    .time-step:hover{transform:translateY(-4px);border-color:rgba(31,231,214,.34);background:rgba(255,255,255,.08)}
    .num{
      width:34px;
      height:34px;
      border-radius:50%;
      display:grid;
      place-items:center;
      color:#03101c;
      font-weight:800;
      background:linear-gradient(135deg,var(--cyan),#a5fff2);
      margin-bottom:22px;
      box-shadow:0 0 22px rgba(31,231,214,.24);
    }
    .time-step h3{font-size:18px;margin-bottom:10px}
    .time-step p{font-size:14px;color:#b3c0d2}
    .faq-grid{
      display:grid;
      grid-template-columns:.82fr 1.18fr;
      gap:26px;
      align-items:start;
    }
    .faq-copy{
      padding:28px;
      border-radius:var(--radius-xl);
      background:
        radial-gradient(circle at 20% 10%, rgba(31,231,214,.12), transparent 38%),
        rgba(255,255,255,.045);
      border:1px solid var(--line);
    }
    .faq-copy h2{margin:14px 0}
    .faq-list{display:grid;gap:12px}
    .faq-item{
      border:1px solid var(--line);
      border-radius:20px;
      background:rgba(255,255,255,.052);
      overflow:hidden;
      transition:var(--ease);
    }
    .faq-item[open]{
      border-color:rgba(31,231,214,.36);
      background:rgba(255,255,255,.078);
      box-shadow:0 0 24px rgba(31,231,214,.08);
    }
    .faq-item summary{
      list-style:none;
      cursor:pointer;
      color:var(--title);
      font-weight:700;
      padding:18px 22px;
      display:flex;
      justify-content:space-between;
      gap:16px;
      align-items:center;
    }
    .faq-item summary::-webkit-details-marker{display:none}
    .faq-item summary::after{
      content:"＋";
      color:var(--cyan);
      transition:var(--ease);
      font-size:20px;
    }
    .faq-item[open] summary::after{transform:rotate(45deg)}
    .faq-item p{
      padding:0 22px 20px;
      color:#b4c1d3;
      font-size:15px;
    }
    .cta-panel{
      position:relative;
      overflow:hidden;
      border-radius:34px;
      border:1px solid rgba(31,231,214,.26);
      background:
        radial-gradient(circle at 78% 20%, rgba(31,231,214,.2), transparent 34%),
        radial-gradient(circle at 18% 80%, rgba(30,107,255,.18), transparent 38%),
        linear-gradient(145deg, rgba(255,255,255,.1), rgba(255,255,255,.04));
      box-shadow:var(--shadow), var(--glow);
      padding:38px;
      display:grid;
      grid-template-columns:1fr 420px;
      gap:32px;
      align-items:center;
    }
    .cta-panel::before{
      content:"";
      position:absolute;
      right:-90px;
      top:-110px;
      width:300px;
      height:300px;
      border-radius:50%;
      border:1px solid rgba(31,231,214,.16);
      background:repeating-radial-gradient(circle, rgba(31,231,214,.12) 0 1px, transparent 1px 34px);
      pointer-events:none;
    }
    .cta-panel h2{margin-bottom:16px}
    .consult-form{
      position:relative;
      z-index:1;
      padding:22px;
      border-radius:24px;
      border:1px solid rgba(130,180,255,.18);
      background:rgba(3,10,18,.54);
      display:grid;
      gap:12px;
    }
    .form-row{display:grid;grid-template-columns:1fr 1fr;gap:12px}
    .field{display:grid;gap:6px}
    .field label{font-size:13px;color:#b9c6d8}
    .field input,.field select,.field textarea{
      width:100%;
      color:var(--title);
      background:rgba(255,255,255,.065);
      border:1px solid rgba(130,180,255,.18);
      border-radius:14px;
      padding:12px 13px;
      outline:none;
      transition:var(--ease);
    }
    .field textarea{min-height:92px;resize:vertical}
    .field input:focus,.field select:focus,.field textarea:focus{
      border-color:rgba(31,231,214,.68);
      box-shadow:0 0 0 4px rgba(31,231,214,.08);
      background:rgba(255,255,255,.09);
    }
    .form-note{font-size:12px;color:var(--muted);line-height:1.6}
    .footer{
      padding:56px 0 26px;
      background:rgba(3,8,15,.82);
      border-top:1px solid rgba(31,231,214,.16);
      margin-top:44px;
    }
    .footer-grid{
      display:grid;
      grid-template-columns:1.25fr .75fr .8fr;
      gap:34px;
      padding-bottom:34px;
    }
    .footer p,.footer a{display:block;color:#96a5ba;font-size:14px;margin:7px 0;transition:var(--ease)}
    .footer a:hover{color:var(--cyan);transform:translateX(2px)}
    .footer h3{font-size:16px;margin-bottom:13px}
    .copyright{
      border-top:1px solid rgba(130,180,255,.13);
      padding-top:18px;
      display:flex;
      justify-content:space-between;
      gap:16px;
      flex-wrap:wrap;
      color:#7c899d;
      font-size:13px;
    }
    @media (max-width:1199px){
      :root{--nav-w:88px}
      .sidebar{width:var(--nav-w);padding:20px 12px}
      .brand{justify-content:center;padding:10px 0 16px}
      .brand-text,.nav-item span:not(.ico),.side-cta{display:none}
      .nav-item{justify-content:center;padding:11px 8px}
      .nav-item::before{left:-1px}
      .hero-grid{grid-template-columns:1fr;gap:34px}
      .radar-card{min-height:480px}
      .risk-grid{grid-template-columns:repeat(3,1fr)}
      .solution-grid,.timeline{grid-template-columns:repeat(2,1fr)}
      .timeline::before{display:none}
      .cta-panel{grid-template-columns:1fr}
    }
    @media (max-width:991px){
      .mobile-bar{display:flex}
      .sidebar{
        transform:translateX(-105%);
        width:286px;
        padding-top:84px;
        transition:transform .28s ease;
      }
      body.nav-open .sidebar{transform:translateX(0)}
      body.nav-open .drawer-mask{opacity:1;pointer-events:auto}
      .brand-text,.nav-item span:not(.ico),.side-cta{display:flex}
      .brand{justify-content:flex-start;padding:10px 8px 18px}
      .side-cta{display:block}
      .nav-item{justify-content:flex-start;padding:11px 13px}
      .main{margin-left:0;padding-top:68px}
      .section{padding:74px 0}
      .hero{padding:54px 0 76px}
      .dashboard-wrap,.method-grid,.faq-grid{grid-template-columns:1fr}
      .method-intro{position:relative;top:auto}
      .risk-grid{grid-template-columns:repeat(2,1fr)}
      .footer-grid{grid-template-columns:1fr 1fr}
    }
    @media (max-width:767px){
      .container{width:min(100% - 32px, 1180px)}
      .section-head{display:block}
      .section-head p{margin-top:12px}
      .risk-grid,.solution-grid,.metric-row,.timeline,.signal-card,.case-card,.form-row{grid-template-columns:1fr}
      .radar-card{min-height:560px;padding:22px}
      .signal-card{left:22px;right:22px;bottom:22px}
      .cta-panel{padding:26px}
      .hero-actions .btn{flex:1 1 100%}
      .footer-grid{grid-template-columns:1fr}
      .copyright{display:block}
      .copyright span{display:block;margin:6px 0}
    }
    @media (max-width:520px){
      h1{font-size:32px}
      .mobile-bar{height:64px}
      .main{padding-top:64px}
      .hero{padding:42px 0 62px}
      .section{padding:60px 0}
      .dashboard-main,.channel-card,.state-card,.faq-copy{padding:20px}
      .risk-card,.solution-card,.time-step,.case-card{padding:20px}
      .radar-card::before{width:260px;height:260px}
      .donut{width:146px;height:146px}
      .donut::after{inset:28px}
    }
    @media (prefers-reduced-motion:reduce){
      *,*::before,*::after{animation:none!important;transition:none!important;scroll-behavior:auto!important}
    }