/* roulang page: index */
:root{
      --bg:#050A16;
      --bg-2:#071120;
      --panel:rgba(9,22,44,.72);
      --panel-2:rgba(14,31,63,.62);
      --line:rgba(125,211,252,.22);
      --line-strong:rgba(49,215,255,.52);
      --text:#EAF6FF;
      --muted:#9DB4CC;
      --soft:#6F8AA6;
      --cyan:#31D7FF;
      --cyan-2:#14B8FF;
      --purple:#8B5CF6;
      --green:#36F6B1;
      --radius-xl:28px;
      --radius-lg:22px;
      --radius-md:16px;
      --shadow:0 24px 70px rgba(0,0,0,.42);
      --glow:0 0 34px rgba(49,215,255,.22);
      --container:1200px;
    }
    *{box-sizing:border-box}
    html{scroll-behavior:smooth}
    body{
      margin:0;
      font-family:-apple-system,BlinkMacSystemFont,"PingFang SC","Microsoft YaHei","Noto Sans SC",sans-serif;
      color:var(--text);
      background:
        radial-gradient(circle at 50% -10%, rgba(49,215,255,.22), transparent 34%),
        radial-gradient(circle at 88% 18%, rgba(139,92,246,.2), transparent 28%),
        radial-gradient(circle at 8% 42%, rgba(20,184,255,.14), transparent 30%),
        linear-gradient(180deg,#050A16 0%,#071120 42%,#050A16 100%);
      line-height:1.75;
      overflow-x:hidden;
    }
    body:before{
      content:"";
      position:fixed;
      inset:0;
      pointer-events:none;
      background-image:
        linear-gradient(rgba(125,211,252,.055) 1px, transparent 1px),
        linear-gradient(90deg, rgba(125,211,252,.055) 1px, transparent 1px);
      background-size:42px 42px;
      mask-image:linear-gradient(to bottom, rgba(0,0,0,.85), transparent 80%);
      z-index:-2;
    }
    body:after{
      content:"";
      position:fixed;
      inset:0;
      pointer-events:none;
      background:linear-gradient(180deg, transparent 0%, rgba(49,215,255,.035) 50%, transparent 100%);
      background-size:100% 7px;
      opacity:.45;
      z-index:-1;
    }
    a{color:inherit;text-decoration:none}
    img{max-width:100%;display:block}
    button,input,select,textarea{font:inherit}
    button{cursor:pointer}
    ::selection{background:rgba(49,215,255,.35);color:#fff}
    .site-container{width:min(var(--container), calc(100% - 40px));margin-inline:auto}
    .section{padding:92px 0}
    .section-tight{padding:64px 0}
    .glass{
      background:linear-gradient(145deg, rgba(12,29,58,.78), rgba(8,17,36,.58));
      border:1px solid var(--line);
      box-shadow:var(--shadow);
      backdrop-filter:blur(18px);
    }
    .glow-card{
      position:relative;
      overflow:hidden;
      border-radius:var(--radius-lg);
      transition:transform .28s ease,border-color .28s ease,background .28s ease,box-shadow .28s ease;
    }
    .glow-card:before{
      content:"";
      position:absolute;
      inset:-1px;
      background:linear-gradient(120deg, transparent 5%, rgba(49,215,255,.12), transparent 42%, rgba(139,92,246,.13), transparent 80%);
      opacity:.65;
      pointer-events:none;
    }
    .glow-card:hover{
      transform:translateY(-4px);
      border-color:var(--line-strong);
      box-shadow:0 20px 70px rgba(49,215,255,.14), var(--shadow);
      background:linear-gradient(145deg, rgba(15,38,76,.82), rgba(8,19,41,.66));
    }
    .nav-wrap{
      position:sticky;
      top:0;
      z-index:50;
      background:rgba(5,10,22,.72);
      border-bottom:1px solid rgba(49,215,255,.2);
      backdrop-filter:blur(18px);
    }
    .nav-bar{
      height:78px;
      display:flex;
      align-items:center;
      justify-content:space-between;
      gap:18px;
    }
    .brand{
      display:flex;
      align-items:center;
      gap:12px;
      min-width:max-content;
      font-weight:800;
      letter-spacing:.02em;
    }
    .brand-mark{
      width:42px;height:42px;border-radius:14px;
      display:grid;place-items:center;
      background:linear-gradient(135deg, rgba(49,215,255,.2), rgba(139,92,246,.16));
      border:1px solid rgba(49,215,255,.45);
      box-shadow:0 0 24px rgba(49,215,255,.18), inset 0 0 18px rgba(255,255,255,.05);
      color:var(--cyan);
      font-weight:900;
    }
    .brand-mark span{
      display:block;
      width:22px;height:14px;
      border-top:2px solid currentColor;
      border-bottom:2px solid currentColor;
      position:relative;
    }
    .brand-mark span:after{
      content:"";
      position:absolute;left:4px;right:4px;top:5px;
      border-top:2px solid currentColor;
      opacity:.75;
    }
    .brand-name{font-size:16px;color:#F3FBFF;white-space:nowrap}
    .nav-links{
      display:flex;
      align-items:center;
      gap:8px;
      padding:7px;
      border:1px solid rgba(125,211,252,.14);
      background:rgba(12,27,54,.45);
      border-radius:999px;
    }
    .nav-link{
      position:relative;
      padding:10px 15px;
      border-radius:999px;
      color:#B9CBE0;
      font-size:14px;
      transition:color .22s ease,background .22s ease;
    }
    .nav-link:hover,.nav-link.active{
      color:#fff;
      background:rgba(49,215,255,.12);
    }
    .nav-link.active:before{
      content:"";
      position:absolute;
      left:12px;top:50%;
      width:6px;height:6px;border-radius:999px;
      background:var(--cyan);
      box-shadow:0 0 12px var(--cyan);
      transform:translateY(-50%);
    }
    .nav-link.active{padding-left:24px}
    .nav-actions{display:flex;align-items:center;gap:10px}
    .command-search{
      width:240px;
      height:42px;
      display:flex;
      align-items:center;
      gap:8px;
      padding:0 13px;
      border:1px solid rgba(125,211,252,.2);
      border-radius:14px;
      background:rgba(3,12,26,.54);
      color:var(--muted);
      font-size:13px;
    }
    .command-search input{
      width:100%;
      border:0;
      outline:0;
      color:#DDF5FF;
      background:transparent;
    }
    .command-search input::placeholder{color:#7892AD}
    .btn{
      min-height:44px;
      display:inline-flex;
      align-items:center;
      justify-content:center;
      gap:8px;
      border-radius:14px;
      padding:12px 18px;
      border:1px solid rgba(125,211,252,.24);
      font-weight:700;
      transition:transform .24s ease,box-shadow .24s ease,border-color .24s ease,background .24s ease;
    }
    .btn:focus-visible,.nav-link:focus-visible,input:focus-visible,select:focus-visible,textarea:focus-visible,summary:focus-visible{
      outline:3px solid rgba(49,215,255,.34);
      outline-offset:3px;
    }
    .btn-primary{
      background:linear-gradient(135deg, #128BFF 0%, #31D7FF 55%, #36F6B1 100%);
      color:#02111E;
      border-color:rgba(255,255,255,.34);
      box-shadow:0 0 26px rgba(49,215,255,.28), inset 0 1px 0 rgba(255,255,255,.28);
    }
    .btn-primary:hover{transform:translateY(-2px);box-shadow:0 0 45px rgba(49,215,255,.42)}
    .btn-ghost{
      background:rgba(12,27,54,.42);
      color:#DDF5FF;
    }
    .btn-ghost:hover{transform:translateY(-2px);border-color:var(--line-strong);background:rgba(49,215,255,.1)}
    .btn-small{min-height:40px;padding:9px 13px;font-size:13px;border-radius:12px}
    .mobile-toggle{display:none}
    .hero{
      position:relative;
      padding:72px 0 92px;
      overflow:hidden;
    }
    .hero-ribbon{
      display:flex;
      align-items:center;
      justify-content:center;
      gap:10px;
      margin-bottom:24px;
    }
    .badge{
      display:inline-flex;
      align-items:center;
      gap:8px;
      padding:7px 12px;
      border-radius:999px;
      border:1px solid rgba(49,215,255,.25);
      background:rgba(49,215,255,.09);
      color:#C8F4FF;
      font-size:13px;
      white-space:nowrap;
    }
    .badge-dot{width:7px;height:7px;border-radius:50%;background:var(--green);box-shadow:0 0 12px var(--green)}
    .hero-title{
      max-width:980px;
      margin:0 auto;
      text-align:center;
      font-size:clamp(36px,6vw,66px);
      line-height:1.08;
      font-weight:850;
      letter-spacing:-.04em;
    }
    .gradient-text{
      background:linear-gradient(90deg,#FFFFFF 0%,#BCEFFF 34%,#31D7FF 72%,#B88CFF 100%);
      -webkit-background-clip:text;
      background-clip:text;
      color:transparent;
    }
    .hero-desc{
      max-width:850px;
      margin:22px auto 0;
      text-align:center;
      color:#B8CBE0;
      font-size:17px;
    }
    .stage-wrap{
      margin-top:42px;
      display:grid;
      grid-template-columns:1fr minmax(420px, 1.3fr) 1fr;
      gap:20px;
      align-items:center;
    }
    .value-stack{display:grid;gap:16px}
    .value-card{
      padding:18px;
      border-radius:20px;
      background:rgba(8,20,43,.58);
      border:1px solid rgba(125,211,252,.18);
      transition:.25s ease;
    }
    .value-card:hover{border-color:rgba(49,215,255,.45);transform:translateY(-3px);box-shadow:var(--glow)}
    .value-card strong{display:block;color:#F4FCFF;margin-bottom:5px;font-size:16px}
    .value-card span{display:block;color:#9FB6CF;font-size:14px;line-height:1.7}
    .product-stage{
      min-height:430px;
      border-radius:32px;
      padding:22px;
      position:relative;
      background:
        radial-gradient(circle at 50% 0%, rgba(49,215,255,.22), transparent 38%),
        linear-gradient(145deg, rgba(12,35,76,.82), rgba(6,14,32,.78));
      border:1px solid rgba(49,215,255,.32);
      box-shadow:0 30px 90px rgba(0,0,0,.48), 0 0 80px rgba(49,215,255,.16);
      overflow:hidden;
    }
    .product-stage:before{
      content:"";
      position:absolute;
      inset:18px;
      border:1px solid rgba(49,215,255,.13);
      border-radius:24px;
      pointer-events:none;
    }
    .stage-top{
      display:flex;
      justify-content:space-between;
      align-items:center;
      margin-bottom:20px;
      position:relative;
      z-index:1;
    }
    .window-dots{display:flex;gap:8px}
    .window-dots i{width:10px;height:10px;border-radius:50%;background:rgba(49,215,255,.45);box-shadow:0 0 10px rgba(49,215,255,.35)}
    .stage-panel{
      position:relative;
      z-index:1;
      display:grid;
      gap:15px;
    }
    .metric-row{
      display:grid;
      grid-template-columns:1.1fr .9fr;
      gap:14px;
    }
    .metric{
      padding:18px;
      border-radius:20px;
      background:rgba(3,12,26,.48);
      border:1px solid rgba(125,211,252,.18);
    }
    .metric .label{font-size:13px;color:#8EA9C5}
    .metric .num{
      margin-top:8px;
      font-size:28px;
      line-height:1;
      font-weight:850;
      color:#DDF9FF;
    }
    .progress-line{
      height:8px;
      border-radius:999px;
      background:rgba(125,211,252,.12);
      overflow:hidden;
      margin-top:12px;
    }
    .progress-line span{
      display:block;height:100%;border-radius:999px;
      background:linear-gradient(90deg,var(--cyan),var(--green));
      box-shadow:0 0 20px rgba(49,215,255,.4);
    }
    .subtitle-preview{
      padding:22px;
      border-radius:22px;
      background:linear-gradient(180deg, rgba(15,34,68,.7), rgba(4,12,28,.58));
      border:1px solid rgba(49,215,255,.22);
    }
    .subtitle-lines{display:grid;gap:10px;margin-top:12px}
    .subtitle-lines i{
      display:block;height:11px;border-radius:999px;
      background:linear-gradient(90deg,rgba(255,255,255,.78),rgba(49,215,255,.55),transparent);
    }
    .subtitle-lines i:nth-child(2){width:82%}
    .subtitle-lines i:nth-child(3){width:58%}
    .hero-cta{
      margin-top:32px;
      display:flex;
      justify-content:center;
      gap:14px;
      flex-wrap:wrap;
    }
    .mini-data{
      margin-top:20px;
      display:flex;
      justify-content:center;
      gap:12px;
      flex-wrap:wrap;
      color:#9DB4CC;
      font-size:13px;
    }
    .mini-data span{
      padding:7px 12px;
      border-radius:999px;
      background:rgba(12,27,54,.5);
      border:1px solid rgba(125,211,252,.14);
    }
    .section-head{
      display:flex;
      align-items:end;
      justify-content:space-between;
      gap:24px;
      margin-bottom:30px;
    }
    .section-kicker{color:var(--cyan);font-size:13px;font-weight:800;letter-spacing:.12em;margin-bottom:8px}
    .section-title{font-size:clamp(28px,4vw,42px);line-height:1.18;font-weight:820;letter-spacing:-.03em;margin:0}
    .section-copy{max-width:620px;color:#AFC2D7;margin:10px 0 0;font-size:16px}
    .entry-grid{
      display:grid;
      grid-template-columns:repeat(12,1fr);
      gap:18px;
    }
    .entry-card{padding:24px;border-radius:24px;min-height:180px}
    .entry-card.large{grid-column:span 7;min-height:260px}
    .entry-card.medium{grid-column:span 5}
    .entry-card.small{grid-column:span 4;min-height:160px}
    .card-number{color:rgba(49,215,255,.75);font-size:13px;font-weight:800;margin-bottom:14px}
    .entry-card h3{font-size:22px;margin:0 0 10px;font-weight:800}
    .entry-card p{color:#AFC2D7;margin:0;font-size:15px}
    .node-list{display:grid;gap:10px;margin-top:22px}
    .node-list li{
      display:flex;align-items:center;gap:10px;
      color:#C8D9EA;font-size:14px;
    }
    .node-list li:before{
      content:"";
      width:9px;height:9px;border-radius:50%;
      background:var(--cyan);
      box-shadow:0 0 12px rgba(49,215,255,.75);
      flex:0 0 auto;
    }
    .timeline{
      display:grid;
      grid-template-columns:repeat(4,1fr);
      gap:16px;
    }
    .milestone{
      padding:22px;
      border-radius:22px;
      position:relative;
      min-height:210px;
    }
    .milestone:after{
      content:"";
      position:absolute;
      top:39px;right:-16px;
      width:32px;height:1px;
      background:linear-gradient(90deg,var(--cyan),transparent);
    }
    .milestone:last-child:after{display:none}
    .step-index{
      width:38px;height:38px;border-radius:13px;
      display:grid;place-items:center;
      color:#02111E;font-weight:900;
      background:linear-gradient(135deg,var(--cyan),var(--green));
      box-shadow:0 0 22px rgba(49,215,255,.24);
      margin-bottom:18px;
    }
    .milestone h3{margin:0 0 8px;font-size:19px;font-weight:800}
    .milestone p{margin:0;color:#AFC2D7;font-size:14px}
    .news-layout{
      display:grid;
      grid-template-columns:minmax(0,1.6fr) minmax(300px,.85fr);
      gap:18px;
    }
    .news-list{display:grid;gap:12px}
    .news-item{
      display:grid;
      grid-template-columns:auto 1fr auto;
      gap:16px;
      align-items:center;
      padding:17px 18px;
      border-radius:18px;
      background:rgba(8,20,43,.58);
      border:1px solid rgba(125,211,252,.15);
      transition:.22s ease;
    }
    .news-item:hover{border-color:rgba(49,215,255,.44);background:rgba(49,215,255,.08);transform:translateX(3px)}
    .news-tag{
      padding:6px 10px;border-radius:999px;
      background:rgba(139,92,246,.14);
      border:1px solid rgba(139,92,246,.32);
      color:#DCCBFF;font-size:12px;white-space:nowrap;
    }
    .news-item h3{margin:0;font-size:16px;font-weight:780}
    .news-item p{margin:4px 0 0;color:#8EA9C5;font-size:13px}
    .news-meta{color:#7D94AD;font-size:12px;white-space:nowrap}
    .recommend-box{padding:24px;border-radius:24px}
    .recommend-box h3{font-size:22px;margin:0 0 12px}
    .recommend-box p{color:#AFC2D7;margin:0 0 18px}
    .guarantee-strip{
      display:grid;
      grid-template-columns:repeat(4,1fr);
      gap:14px;
    }
    .guarantee{
      padding:20px;
      border-radius:22px;
      background:rgba(8,20,43,.55);
      border:1px solid rgba(125,211,252,.16);
      transition:.24s ease;
    }
    .guarantee:hover{transform:translateY(-3px);border-color:rgba(49,215,255,.42)}
    .icon-box{
      width:42px;height:42px;border-radius:14px;
      display:grid;place-items:center;
      margin-bottom:14px;
      background:rgba(49,215,255,.12);
      border:1px solid rgba(49,215,255,.24);
      color:var(--cyan);
      font-weight:900;
    }
    .guarantee h3{font-size:17px;margin:0 0 7px}
    .guarantee p{font-size:14px;color:#AFC2D7;margin:0}
    .mobile-panel{
      display:grid;
      grid-template-columns:1fr 1fr;
      gap:18px;
      align-items:stretch;
    }
    .access-card{padding:28px;border-radius:28px}
    .access-list{display:grid;gap:12px;margin-top:18px}
    .access-list li{
      display:flex;align-items:flex-start;gap:11px;
      padding:13px;
      border-radius:16px;
      background:rgba(3,12,26,.38);
      border:1px solid rgba(125,211,252,.12);
      color:#C8D9EA;
      font-size:14px;
    }
    .access-list li:before{content:"✓";color:var(--green);font-weight:900}
    .comparison{
      overflow:hidden;
      border-radius:28px;
    }
    .compare-grid{
      display:grid;
      grid-template-columns:1fr 1fr;
    }
    .compare-col{padding:26px}
    .compare-col.dim{background:rgba(85,105,130,.08);border-right:1px solid rgba(125,211,252,.13)}
    .compare-col.bright{background:linear-gradient(180deg, rgba(49,215,255,.1), rgba(54,246,177,.05))}
    .compare-col h3{margin:0 0 18px;font-size:22px}
    .compare-row{
      display:flex;gap:12px;
      padding:13px 0;
      border-top:1px solid rgba(125,211,252,.12);
      color:#B8CBE0;
    }
    .compare-row:first-of-type{border-top:0}
    .compare-dot{width:10px;height:10px;border-radius:50%;margin-top:9px;background:#667B92;flex:0 0 auto}
    .bright .compare-dot{background:var(--cyan);box-shadow:0 0 12px var(--cyan)}
    .faq-grid{display:grid;grid-template-columns:1fr 1fr;gap:14px}
    details{
      border-radius:20px;
      border:1px solid rgba(125,211,252,.16);
      background:rgba(8,20,43,.55);
      overflow:hidden;
      transition:.24s ease;
    }
    details[open]{border-color:rgba(49,215,255,.42);box-shadow:var(--glow)}
    summary{
      list-style:none;
      padding:20px 22px;
      cursor:pointer;
      font-weight:780;
      color:#EEF9FF;
      display:flex;
      justify-content:space-between;
      gap:18px;
    }
    summary::-webkit-details-marker{display:none}
    summary:after{content:"+";color:var(--cyan);font-size:22px;line-height:1}
    details[open] summary:after{content:"–"}
    details p{
      margin:0;
      padding:0 22px 22px;
      color:#AFC2D7;
      font-size:15px;
      border-left:3px solid rgba(49,215,255,.7);
      margin-left:22px;
      padding-left:16px;
    }
    .form-shell{
      display:grid;
      grid-template-columns:.9fr 1.1fr;
      gap:24px;
      padding:30px;
      border-radius:32px;
      background:
        radial-gradient(circle at 20% 0%, rgba(49,215,255,.18), transparent 34%),
        linear-gradient(145deg, rgba(12,29,58,.82), rgba(8,17,36,.64));
      border:1px solid rgba(49,215,255,.28);
      box-shadow:0 0 60px rgba(49,215,255,.12), var(--shadow);
    }
    .trust-list{display:grid;gap:12px;margin-top:24px}
    .trust-list li{
      padding:14px 15px;
      border-radius:16px;
      background:rgba(3,12,26,.35);
      border:1px solid rgba(125,211,252,.12);
      color:#C8D9EA;
      font-size:14px;
    }
    .contact-form{display:grid;gap:14px}
    .field-grid{display:grid;grid-template-columns:1fr 1fr;gap:14px}
    .field label{display:block;color:#C8D9EA;font-size:13px;font-weight:700;margin-bottom:7px}
    .field input,.field select,.field textarea{
      width:100%;
      color:#EAF6FF;
      background:rgba(3,12,26,.58);
      border:1px solid rgba(125,211,252,.18);
      border-radius:14px;
      padding:13px 14px;
      outline:0;
      transition:.22s ease;
    }
    .field textarea{min-height:128px;resize:vertical}
    .field input:focus,.field select:focus,.field textarea:focus{
      border-color:rgba(49,215,255,.65);
      box-shadow:0 0 0 4px rgba(49,215,255,.1);
    }
    .field input::placeholder,.field textarea::placeholder{color:#6F8AA6}
    .footer{
      padding:54px 0 28px;
      background:linear-gradient(180deg, rgba(7,17,32,.35), rgba(3,8,18,.92));
      border-top:1px solid rgba(49,215,255,.22);
    }
    .footer-grid{
      display:grid;
      grid-template-columns:1.2fr .8fr .8fr;
      gap:28px;
      align-items:start;
    }
    .footer p{color:#AFC2D7;margin:14px 0 0}
    .footer h3{font-size:15px;margin:0 0 12px;color:#F4FCFF}
    .footer-links{display:grid;gap:9px}
    .footer-links a{color:#9DB4CC;font-size:14px;transition:.2s ease}
    .footer-links a:hover{color:var(--cyan);transform:translateX(3px)}
    .copyright{
      margin-top:36px;
      padding-top:20px;
      border-top:1px solid rgba(125,211,252,.12);
      display:flex;
      justify-content:space-between;
      gap:14px;
      color:#7892AD;
      font-size:13px;
      flex-wrap:wrap;
    }
    @media (max-width:1100px){
      .command-search{width:190px}
      .stage-wrap{grid-template-columns:1fr;max-width:760px;margin-inline:auto}
      .value-stack{grid-template-columns:1fr 1fr}
      .timeline{grid-template-columns:repeat(2,1fr)}
      .milestone:after{display:none}
      .guarantee-strip{grid-template-columns:repeat(2,1fr)}
    }
    @media (max-width:900px){
      .site-container{width:min(100% - 28px, var(--container))}
      .nav-bar{height:auto;min-height:72px;flex-wrap:wrap;padding:14px 0}
      .mobile-toggle{display:inline-flex}
      .nav-links,.nav-actions{
        display:none;
        width:100%;
      }
      .nav-links.open,.nav-actions.open{display:flex}
      .nav-links{border-radius:20px;justify-content:flex-start;overflow-x:auto}
      .nav-actions{flex-direction:column;align-items:stretch}
      .command-search{width:100%}
      .section-head{display:block}
      .entry-card.large,.entry-card.medium,.entry-card.small{grid-column:span 12}
      .news-layout,.mobile-panel,.form-shell,.footer-grid{grid-template-columns:1fr}
      .faq-grid{grid-template-columns:1fr}
    }
    @media (max-width:640px){
      .section{padding:64px 0}
      .hero{padding:48px 0 68px}
      .brand-name{font-size:14px}
      .value-stack,.metric-row,.field-grid,.compare-grid{grid-template-columns:1fr}
      .product-stage{min-height:auto;border-radius:24px;padding:18px}
      .hero-cta .btn{width:100%}
      .timeline,.guarantee-strip{grid-template-columns:1fr}
      .news-item{grid-template-columns:1fr;gap:8px}
      .form-shell{padding:20px;border-radius:24px}
      .footer{padding-top:42px}
      .copyright{display:block}
    }

/* roulang page: category1 */
:root{
      --bg:#050a16;
      --bg-2:#071120;
      --panel:#0b1730;
      --panel-soft:rgba(15,33,64,.66);
      --panel-strong:rgba(12,28,55,.88);
      --text:#eef7ff;
      --muted:#9bb2ce;
      --weak:#6f86a5;
      --line:rgba(116,205,255,.22);
      --line-strong:rgba(81,220,255,.58);
      --blue:#1c8dff;
      --cyan:#38e8ff;
      --purple:#8b5cf6;
      --green:#66ffd4;
      --pink:#d66dff;
      --danger:#ff7aa8;
      --radius-xl:28px;
      --radius-lg:22px;
      --radius-md:16px;
      --radius-sm:12px;
      --shadow:0 24px 80px rgba(0,0,0,.42);
      --glow:0 0 28px rgba(56,232,255,.22), 0 0 52px rgba(28,141,255,.12);
      --font:-apple-system,BlinkMacSystemFont,"PingFang SC","Microsoft YaHei","Noto Sans SC",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 12% 5%, rgba(28,141,255,.26), transparent 34%),
        radial-gradient(circle at 82% 12%, rgba(139,92,246,.22), transparent 28%),
        radial-gradient(circle at 50% 82%, rgba(56,232,255,.12), transparent 36%),
        linear-gradient(135deg,#050a16 0%,#071120 45%,#0b1730 100%);
      min-height:100vh;
      overflow-x:hidden;
    }
    body:before{
      content:"";
      position:fixed;
      inset:0;
      pointer-events:none;
      background-image:
        linear-gradient(rgba(116,205,255,.07) 1px,transparent 1px),
        linear-gradient(90deg,rgba(116,205,255,.07) 1px,transparent 1px);
      background-size:48px 48px;
      mask-image:linear-gradient(to bottom,rgba(0,0,0,.82),transparent 78%);
      z-index:-2;
    }
    body:after{
      content:"";
      position:fixed;
      inset:0;
      pointer-events:none;
      background:repeating-linear-gradient(to bottom,rgba(255,255,255,.025) 0,rgba(255,255,255,.025) 1px,transparent 1px,transparent 6px);
      opacity:.32;
      z-index:-1;
    }
    a{color:inherit;text-decoration:none}
    img{max-width:100%;display:block}
    button,input,select,textarea{font:inherit}
    ::selection{background:rgba(56,232,255,.28);color:#fff}
    .site-container{
      width:min(1220px,calc(100% - 40px));
      margin:0 auto;
    }
    .nav-wrap{
      position:sticky;
      top:0;
      z-index:50;
      background:rgba(5,10,22,.72);
      backdrop-filter:blur(22px);
      border-bottom:1px solid rgba(116,205,255,.18);
      box-shadow:0 12px 38px rgba(0,0,0,.22);
    }
    .nav-wrap:after{
      content:"";
      position:absolute;
      left:0;right:0;bottom:-1px;height:1px;
      background:linear-gradient(90deg,transparent,rgba(56,232,255,.66),transparent);
      opacity:.7;
    }
    .nav-bar{
      min-height:78px;
      display:flex;
      align-items:center;
      gap:18px;
    }
    .brand{
      display:inline-flex;
      align-items:center;
      gap:12px;
      min-width:max-content;
      font-weight:800;
      letter-spacing:.01em;
    }
    .brand-mark{
      width:40px;height:40px;border-radius:14px;
      display:grid;place-items:center;
      border:1px solid rgba(56,232,255,.48);
      background:linear-gradient(145deg,rgba(28,141,255,.22),rgba(139,92,246,.14));
      box-shadow:var(--glow), inset 0 0 18px rgba(56,232,255,.12);
      position:relative;
      overflow:hidden;
    }
    .brand-mark:before,.brand-mark:after{
      content:"";
      position:absolute;
      left:9px;right:9px;height:3px;border-radius:999px;
      background:linear-gradient(90deg,var(--cyan),rgba(255,255,255,.72));
      box-shadow:0 0 12px rgba(56,232,255,.8);
    }
    .brand-mark:before{top:13px}
    .brand-mark:after{bottom:13px;width:16px;right:auto}
    .brand-mark span{
      width:18px;height:18px;border:1px solid rgba(255,255,255,.4);
      border-radius:6px;
      transform:rotate(8deg);
      opacity:.45;
    }
    .brand-name{
      font-size:18px;
      color:#f5fbff;
      white-space:nowrap;
    }
    .nav-links{
      display:flex;
      align-items:center;
      gap:6px;
      margin-left:8px;
      padding:6px;
      border:1px solid rgba(116,205,255,.12);
      background:rgba(10,22,43,.42);
      border-radius:999px;
    }
    .nav-link{
      position:relative;
      padding:9px 14px;
      border-radius:999px;
      color:var(--muted);
      font-size:14px;
      transition:all .22s ease;
    }
    .nav-link:hover{
      color:var(--text);
      background:rgba(56,232,255,.1);
      box-shadow:0 0 18px rgba(56,232,255,.12);
    }
    .nav-link.active{
      color:#ebfbff;
      background:linear-gradient(135deg,rgba(28,141,255,.28),rgba(56,232,255,.12));
      border:1px solid rgba(56,232,255,.28);
    }
    .nav-link.active:before{
      content:"";
      display:inline-block;
      width:7px;height:7px;border-radius:999px;
      margin-right:7px;
      background:var(--cyan);
      box-shadow:0 0 12px var(--cyan);
      vertical-align:1px;
    }
    .nav-actions{
      display:flex;
      align-items:center;
      gap:10px;
      margin-left:auto;
    }
    .command-search{
      height:42px;
      width:260px;
      display:flex;
      align-items:center;
      gap:9px;
      padding:0 13px;
      border:1px solid rgba(116,205,255,.18);
      border-radius:14px;
      background:rgba(8,19,39,.7);
      color:var(--weak);
      transition:all .22s ease;
    }
    .command-search:focus-within{
      border-color:rgba(56,232,255,.72);
      box-shadow:0 0 0 4px rgba(56,232,255,.12);
    }
    .command-search input{
      width:100%;
      border:0;
      outline:0;
      color:var(--text);
      background:transparent;
      font-size:13px;
    }
    .command-search input::placeholder{color:#7790ae}
    .btn{
      display:inline-flex;
      align-items:center;
      justify-content:center;
      gap:8px;
      border:1px solid transparent;
      border-radius:15px;
      font-weight:700;
      letter-spacing:.01em;
      cursor:pointer;
      transition:transform .22s ease,box-shadow .22s ease,border-color .22s ease,background .22s ease,color .22s ease;
      min-height:46px;
      padding:0 18px;
      white-space:nowrap;
    }
    .btn:focus-visible,
    .nav-link:focus-visible,
    .footer a:focus-visible,
    summary:focus-visible,
    input:focus-visible,
    textarea:focus-visible,
    select:focus-visible{
      outline:3px solid rgba(56,232,255,.36);
      outline-offset:3px;
    }
    .btn:hover{transform:translateY(-2px)}
    .btn:active{transform:translateY(0) scale(.98)}
    .btn-small{min-height:40px;padding:0 14px;font-size:13px;border-radius:13px}
    .btn-primary{
      color:#03111f;
      background:linear-gradient(135deg,#39e8ff 0%,#1c8dff 56%,#8b5cf6 100%);
      box-shadow:0 0 22px rgba(56,232,255,.28), inset 0 1px 0 rgba(255,255,255,.45);
      border-color:rgba(198,248,255,.48);
    }
    .btn-primary:hover{box-shadow:0 0 34px rgba(56,232,255,.42),0 12px 30px rgba(28,141,255,.22)}
    .btn-ghost{
      color:#d8efff;
      background:rgba(10,24,48,.56);
      border-color:rgba(116,205,255,.22);
    }
    .btn-ghost:hover{
      border-color:rgba(56,232,255,.58);
      background:rgba(56,232,255,.1);
      box-shadow:0 0 22px rgba(56,232,255,.14);
    }
    .mobile-toggle{display:none}
    main{position:relative}
    .section{padding:86px 0}
    .section-tight{padding:58px 0}
    .eyebrow{
      display:inline-flex;
      align-items:center;
      gap:9px;
      padding:7px 12px;
      border-radius:999px;
      color:#c7f7ff;
      border:1px solid rgba(56,232,255,.26);
      background:rgba(56,232,255,.08);
      font-size:13px;
      font-weight:700;
    }
    .eyebrow:before{
      content:"";
      width:8px;height:8px;border-radius:999px;
      background:var(--green);
      box-shadow:0 0 14px var(--green);
    }
    .hero{
      padding:72px 0 36px;
    }
    .hero-grid{
      display:grid;
      grid-template-columns:minmax(0,1.05fr) minmax(360px,.95fr);
      gap:28px;
      align-items:stretch;
    }
    .hero-copy{
      padding:34px;
      border:1px solid rgba(116,205,255,.2);
      background:linear-gradient(145deg,rgba(10,24,48,.78),rgba(9,18,35,.48));
      border-radius:var(--radius-xl);
      box-shadow:var(--shadow);
      position:relative;
      overflow:hidden;
    }
    .hero-copy:before{
      content:"";
      position:absolute;
      inset:-40% -20% auto auto;
      width:360px;height:360px;
      background:radial-gradient(circle,rgba(56,232,255,.2),transparent 62%);
      pointer-events:none;
    }
    .hero h1{
      position:relative;
      margin:20px 0 16px;
      max-width:760px;
      font-size:clamp(34px,5vw,60px);
      line-height:1.08;
      font-weight:850;
      letter-spacing:-.04em;
    }
    .gradient-text{
      background:linear-gradient(135deg,#fff 0%,#c7f7ff 36%,#38e8ff 68%,#b899ff 100%);
      -webkit-background-clip:text;
      background-clip:text;
      color:transparent;
    }
    .hero-subtitle{
      position:relative;
      color:#b7cae5;
      font-size:17px;
      max-width:760px;
      margin:0 0 24px;
    }
    .hero-actions{
      display:flex;
      flex-wrap:wrap;
      gap:12px;
      margin-top:26px;
    }
    .flash-strip{
      display:flex;
      align-items:center;
      justify-content:space-between;
      gap:14px;
      padding:14px 16px;
      border:1px solid rgba(56,232,255,.24);
      border-radius:18px;
      background:linear-gradient(90deg,rgba(56,232,255,.12),rgba(139,92,246,.1),rgba(28,141,255,.08));
      margin-top:28px;
    }
    .flash-strip strong{font-size:14px;color:#f6fdff}
    .timer{
      display:flex;
      gap:7px;
      align-items:center;
      color:var(--cyan);
      font-weight:850;
      font-variant-numeric:tabular-nums;
    }
    .timer span{
      display:inline-grid;
      place-items:center;
      min-width:34px;
      height:30px;
      border-radius:10px;
      border:1px solid rgba(56,232,255,.32);
      background:rgba(2,12,26,.58);
      box-shadow:inset 0 0 14px rgba(56,232,255,.08);
    }
    .feature-panel{
      border-radius:var(--radius-xl);
      border:1px solid rgba(116,205,255,.2);
      background:rgba(8,19,39,.66);
      box-shadow:var(--shadow),var(--glow);
      padding:22px;
      overflow:hidden;
      position:relative;
    }
    .feature-panel:before{
      content:"";
      position:absolute;
      inset:0;
      background:linear-gradient(120deg,transparent,rgba(56,232,255,.08),transparent);
      transform:translateX(-35%);
      pointer-events:none;
    }
    .product-card{
      position:relative;
      padding:22px;
      border:1px solid rgba(56,232,255,.25);
      border-radius:22px;
      background:linear-gradient(160deg,rgba(15,39,75,.9),rgba(9,18,35,.72));
    }
    .product-top{
      display:flex;
      justify-content:space-between;
      gap:12px;
      align-items:flex-start;
      margin-bottom:20px;
    }
    .status-badge,.tag{
      display:inline-flex;
      align-items:center;
      gap:7px;
      padding:6px 10px;
      border-radius:999px;
      border:1px solid rgba(56,232,255,.25);
      background:rgba(56,232,255,.09);
      color:#ccf8ff;
      font-size:12px;
      font-weight:700;
    }
    .status-badge.purple{border-color:rgba(139,92,246,.34);background:rgba(139,92,246,.13);color:#e2d9ff}
    .product-card h2{
      margin:0;
      font-size:26px;
      line-height:1.25;
      letter-spacing:-.02em;
    }
    .product-card p{color:#a9bdd9;margin:10px 0 0}
    .progress-list{display:grid;gap:13px;margin-top:20px}
    .progress-item{
      padding:14px;
      border-radius:16px;
      background:rgba(2,12,26,.38);
      border:1px solid rgba(116,205,255,.14);
    }
    .progress-head{
      display:flex;justify-content:space-between;gap:12px;
      color:#e9f8ff;font-size:13px;font-weight:700;
      margin-bottom:8px;
    }
    .bar{
      height:8px;border-radius:999px;background:rgba(116,205,255,.12);overflow:hidden;
    }
    .bar i{
      display:block;height:100%;border-radius:999px;
      background:linear-gradient(90deg,var(--cyan),var(--blue),var(--purple));
      box-shadow:0 0 16px rgba(56,232,255,.34);
    }
    .mini-grid{
      display:grid;
      grid-template-columns:repeat(3,1fr);
      gap:10px;
      margin-top:14px;
    }
    .mini-stat{
      padding:14px 10px;
      border-radius:16px;
      border:1px solid rgba(116,205,255,.14);
      background:rgba(255,255,255,.035);
      text-align:center;
    }
    .mini-stat strong{
      display:block;
      font-size:20px;
      color:#66f5ff;
      line-height:1.2;
    }
    .mini-stat span{font-size:12px;color:#91a9c8}
    .section-head{
      display:flex;
      justify-content:space-between;
      align-items:flex-end;
      gap:24px;
      margin-bottom:28px;
    }
    .section-head h2{
      margin:0;
      font-size:clamp(28px,4vw,42px);
      line-height:1.18;
      font-weight:820;
      letter-spacing:-.03em;
    }
    .section-head p{
      max-width:620px;
      color:#a9bdd9;
      margin:10px 0 0;
    }
    .filter-shell{
      border:1px solid rgba(116,205,255,.18);
      border-radius:var(--radius-xl);
      background:rgba(8,19,39,.54);
      padding:18px;
      box-shadow:var(--shadow);
    }
    .filter-row{
      display:flex;
      gap:10px;
      flex-wrap:wrap;
    }
    .filter-pill{
      border:1px solid rgba(116,205,255,.18);
      background:rgba(10,24,48,.62);
      color:#b8cbe4;
      padding:9px 13px;
      border-radius:999px;
      font-size:13px;
      cursor:pointer;
      transition:all .22s ease;
    }
    .filter-pill:hover,.filter-pill.active{
      color:#f1fdff;
      border-color:rgba(56,232,255,.62);
      background:rgba(56,232,255,.12);
      box-shadow:0 0 18px rgba(56,232,255,.15);
    }
    .content-layout{
      display:grid;
      grid-template-columns:280px minmax(0,1fr) 300px;
      gap:18px;
      align-items:start;
    }
    .glass-card{
      border:1px solid rgba(116,205,255,.18);
      background:linear-gradient(145deg,rgba(10,24,48,.66),rgba(7,17,32,.54));
      border-radius:var(--radius-lg);
      box-shadow:0 18px 60px rgba(0,0,0,.28);
      transition:transform .22s ease,border-color .22s ease,box-shadow .22s ease,background .22s ease;
    }
    .glass-card:hover{
      transform:translateY(-3px);
      border-color:rgba(56,232,255,.48);
      box-shadow:0 20px 70px rgba(0,0,0,.34),0 0 26px rgba(56,232,255,.13);
      background:linear-gradient(145deg,rgba(13,34,67,.72),rgba(7,17,32,.58));
    }
    .side-card{padding:18px;position:sticky;top:100px}
    .side-card h3,.content-card h3,.compare-card h3,.process-card h3{
      margin:0 0 10px;
      font-size:20px;
      line-height:1.35;
    }
    .side-list{display:grid;gap:10px;margin:14px 0 0;padding:0;list-style:none}
    .side-list li{
      display:flex;
      gap:9px;
      color:#aec2dd;
      font-size:14px;
      padding:10px;
      border-radius:13px;
      background:rgba(255,255,255,.035);
      border:1px solid rgba(116,205,255,.09);
    }
    .side-list li:before{
      content:"";
      width:8px;height:8px;border-radius:999px;
      margin-top:8px;
      background:var(--cyan);
      box-shadow:0 0 10px var(--cyan);
      flex:0 0 auto;
    }
    .content-stack{display:grid;gap:16px}
    .content-card{
      padding:20px;
      display:grid;
      grid-template-columns:1fr auto;
      gap:18px;
      align-items:start;
    }
    .content-card .meta{
      display:flex;
      align-items:center;
      gap:9px;
      flex-wrap:wrap;
      color:#7f97b6;
      font-size:12px;
      margin-top:14px;
    }
    .content-card p{
      color:#a9bdd9;
      margin:0;
      display:-webkit-box;
      -webkit-line-clamp:2;
      -webkit-box-orient:vertical;
      overflow:hidden;
    }
    .content-card h3 a{transition:color .22s ease}
    .content-card h3 a:hover{color:var(--cyan)}
    .card-index{
      width:52px;height:52px;border-radius:18px;
      display:grid;place-items:center;
      color:#061323;
      font-weight:900;
      background:linear-gradient(135deg,var(--cyan),var(--blue));
      box-shadow:0 0 22px rgba(56,232,255,.26);
    }
    .matrix-grid{
      display:grid;
      grid-template-columns:1.1fr .9fr;
      gap:18px;
    }
    .matrix-large,.matrix-small{
      padding:24px;
      min-height:220px;
      position:relative;
      overflow:hidden;
    }
    .matrix-large:after,.matrix-small:after{
      content:"";
      position:absolute;
      right:-50px;bottom:-70px;
      width:180px;height:180px;
      border-radius:50%;
      background:radial-gradient(circle,rgba(56,232,255,.18),transparent 68%);
    }
    .matrix-list{
      display:grid;
      grid-template-columns:repeat(2,1fr);
      gap:12px;
      margin-top:18px;
      padding:0;
      list-style:none;
    }
    .matrix-list li{
      padding:12px;
      border-radius:14px;
      background:rgba(2,12,26,.34);
      border:1px solid rgba(116,205,255,.13);
      color:#b6c9e3;
      font-size:14px;
    }
    .compare-grid{
      display:grid;
      grid-template-columns:1fr 1fr;
      gap:18px;
    }
    .compare-card{
      padding:22px;
      overflow:hidden;
    }
    .compare-card.dim{border-color:rgba(116,205,255,.14)}
    .compare-card.bright{
      border-color:rgba(56,232,255,.42);
      box-shadow:var(--glow),0 18px 60px rgba(0,0,0,.3);
    }
    .compare-row{
      display:grid;
      grid-template-columns:150px 1fr;
      gap:14px;
      padding:14px 0;
      border-top:1px solid rgba(116,205,255,.12);
      color:#a9bdd9;
    }
    .compare-row:first-of-type{border-top:0}
    .compare-row strong{color:#eaf8ff}
    .process-grid{
      display:grid;
      grid-template-columns:repeat(4,1fr);
      gap:16px;
    }
    .process-card{
      padding:22px;
      position:relative;
    }
    .process-card .num{
      color:#66f5ff;
      font-size:13px;
      font-weight:900;
      letter-spacing:.08em;
      margin-bottom:18px;
    }
    .process-card p{color:#a9bdd9;margin:0}
    .faq-grid{
      display:grid;
      grid-template-columns:.8fr 1.2fr;
      gap:24px;
      align-items:start;
    }
    .faq-list{display:grid;gap:12px}
    details{
      border:1px solid rgba(116,205,255,.16);
      background:rgba(8,19,39,.58);
      border-radius:18px;
      overflow:hidden;
      transition:border-color .22s ease,box-shadow .22s ease;
    }
    details:hover{border-color:rgba(56,232,255,.38);box-shadow:0 0 22px rgba(56,232,255,.1)}
    details[open]{border-color:rgba(56,232,255,.42);background:rgba(10,24,48,.72)}
    summary{
      list-style:none;
      cursor:pointer;
      padding:18px 20px;
      color:#ecf9ff;
      font-weight:760;
      display:flex;
      justify-content:space-between;
      gap:16px;
      align-items:center;
    }
    summary::-webkit-details-marker{display:none}
    summary:after{
      content:"+";
      width:28px;height:28px;border-radius:10px;
      display:grid;place-items:center;
      border:1px solid rgba(56,232,255,.28);
      color:var(--cyan);
      background:rgba(56,232,255,.07);
      flex:0 0 auto;
    }
    details[open] summary:after{content:"–"}
    .faq-body{
      margin:0 20px 20px;
      padding:0 0 0 16px;
      border-left:3px solid rgba(56,232,255,.6);
      color:#a9bdd9;
    }
    .cta-panel{
      display:grid;
      grid-template-columns:1fr 1fr;
      gap:24px;
      padding:28px;
      border:1px solid rgba(56,232,255,.3);
      border-radius:var(--radius-xl);
      background:
        radial-gradient(circle at 12% 20%,rgba(56,232,255,.16),transparent 34%),
        linear-gradient(135deg,rgba(10,24,48,.76),rgba(8,17,34,.62));
      box-shadow:var(--shadow),var(--glow);
    }
    .form-card{
      display:grid;
      gap:12px;
    }
    .form-row{display:grid;grid-template-columns:1fr 1fr;gap:12px}
    .field label{
      display:block;
      color:#d8efff;
      font-size:13px;
      font-weight:700;
      margin:0 0 7px;
    }
    .field input,.field select,.field textarea{
      width:100%;
      color:#eef7ff;
      border:1px solid rgba(116,205,255,.18);
      border-radius:14px;
      background:rgba(2,12,26,.52);
      padding:12px 13px;
      outline:0;
      transition:border-color .22s ease,box-shadow .22s ease,background .22s ease;
    }
    .field textarea{min-height:116px;resize:vertical}
    .field input:focus,.field select:focus,.field textarea:focus{
      border-color:rgba(56,232,255,.72);
      box-shadow:0 0 0 4px rgba(56,232,255,.11);
      background:rgba(2,12,26,.72);
    }
    .note-list{
      display:grid;
      gap:12px;
      margin-top:22px;
      padding:0;
      list-style:none;
    }
    .note-list li{
      display:flex;
      gap:11px;
      color:#b2c6e0;
    }
    .note-list li:before{
      content:"✓";
      display:grid;place-items:center;
      width:22px;height:22px;border-radius:8px;
      color:#06212a;
      font-weight:900;
      background:linear-gradient(135deg,var(--green),var(--cyan));
      flex:0 0 auto;
      margin-top:3px;
    }
    .pagination{
      display:flex;
      justify-content:center;
      gap:10px;
      margin-top:24px;
    }
    .page-btn{
      min-width:42px;height:42px;
      display:grid;place-items:center;
      border-radius:14px;
      border:1px solid rgba(116,205,255,.18);
      background:rgba(10,24,48,.58);
      color:#b8cbe4;
      transition:all .22s ease;
    }
    .page-btn:hover,.page-btn.active{
      color:#fff;
      border-color:rgba(56,232,255,.55);
      background:rgba(56,232,255,.12);
      box-shadow:0 0 18px rgba(56,232,255,.14);
    }
    .footer{
      margin-top:70px;
      padding:54px 0 30px;
      background:linear-gradient(180deg,rgba(5,10,22,.2),rgba(3,7,16,.92));
      border-top:1px solid rgba(116,205,255,.16);
      position:relative;
    }
    .footer:before{
      content:"";
      position:absolute;top:-1px;left:0;right:0;height:1px;
      background:linear-gradient(90deg,transparent,rgba(56,232,255,.55),transparent);
    }
    .footer-grid{
      display:grid;
      grid-template-columns:1.4fr .8fr .8fr;
      gap:28px;
    }
    .footer p{
      color:#92a9c6;
      max-width:520px;
      margin:16px 0 0;
    }
    .footer h3{
      margin:0 0 13px;
      font-size:15px;
      color:#eaf8ff;
    }
    .footer-links{
      display:grid;
      gap:10px;
    }
    .footer-links a{
      color:#95adc9;
      transition:color .22s ease,transform .22s ease;
    }
    .footer-links a:hover{
      color:var(--cyan);
      transform:translateX(3px);
    }
    .copyright{
      margin-top:34px;
      padding-top:18px;
      border-top:1px solid rgba(116,205,255,.12);
      display:flex;
      justify-content:space-between;
      gap:16px;
      color:#7890ad;
      font-size:13px;
      flex-wrap:wrap;
    }
    @media (max-width:1100px){
      .nav-actions .command-search{width:210px}
      .content-layout{grid-template-columns:240px minmax(0,1fr)}
      .content-layout .side-card:last-child{grid-column:1 / -1;position:static}
      .process-grid{grid-template-columns:repeat(2,1fr)}
    }
    @media (max-width:920px){
      .site-container{width:min(100% - 32px,1220px)}
      .nav-bar{min-height:70px;flex-wrap:wrap;padding:12px 0}
      .mobile-toggle{display:inline-flex;margin-left:auto}
      .nav-links,.nav-actions{
        display:none;
        width:100%;
        margin:0;
      }
      .nav-links.open,.nav-actions.open{display:flex}
      .nav-links{
        order:3;
        border-radius:20px;
        align-items:stretch;
        flex-direction:column;
        padding:10px;
      }
      .nav-link{padding:12px 14px}
      .nav-actions{
        order:4;
        flex-direction:column;
        align-items:stretch;
        padding:10px;
        border:1px solid rgba(116,205,255,.12);
        border-radius:20px;
        background:rgba(10,22,43,.42);
      }
      .nav-actions .command-search{width:100%}
      .hero-grid,.faq-grid,.cta-panel{grid-template-columns:1fr}
      .content-layout{grid-template-columns:1fr}
      .side-card{position:static}
      .matrix-grid,.compare-grid{grid-template-columns:1fr}
      .section-head{display:block}
      .footer-grid{grid-template-columns:1fr 1fr}
    }
    @media (max-width:640px){
      .site-container{width:min(100% - 24px,1220px)}
      .section{padding:64px 0}
      .hero{padding:42px 0 24px}
      .hero-copy,.feature-panel,.cta-panel{padding:20px;border-radius:22px}
      .hero-actions .btn{width:100%}
      .flash-strip{align-items:flex-start;flex-direction:column}
      .timer span{min-width:31px}
      .mini-grid,.matrix-list,.form-row{grid-template-columns:1fr}
      .content-card{grid-template-columns:1fr}
      .card-index{width:46px;height:46px}
      .process-grid{grid-template-columns:1fr}
      .compare-row{grid-template-columns:1fr;gap:4px}
      .filter-row{flex-wrap:nowrap;overflow-x:auto;padding-bottom:4px}
      .filter-pill{flex:0 0 auto}
      .footer-grid{grid-template-columns:1fr}
      .copyright{display:grid}
      .brand-name{font-size:16px}
    }