:root{
    --bg:#07030d;
    --bg-soft:#0d0718;
    --ink:#f3eefc;
    --muted:#a99fc4;
    --pink:#ff3d9a;
    --pink-2:#ff7ac0;
    --purple:#8b5cf6;
    --cyan:#22d3ee;
    --line:rgba(255,255,255,.1);
    --radius:18px;
  }
  *{box-sizing:border-box;margin:0;padding:0}
  html{scroll-behavior:smooth}
  body{
    font-family:"PingFang SC","Microsoft YaHei","Hiragino Sans GB",system-ui,-apple-system,"Segoe UI",Roboto,sans-serif;
    background:var(--bg);
    color:var(--ink);
    line-height:1.7;
    -webkit-font-smoothing:antialiased;
    overflow-x:hidden;
  }
  body::before{
    content:"";
    position:fixed;
    inset:0;
    z-index:0;
    pointer-events:none;
    background:
      radial-gradient(900px 620px at 10% -8%, rgba(255,61,154,.26), transparent 62%),
      radial-gradient(820px 620px at 92% 6%, rgba(139,92,246,.26), transparent 64%),
      radial-gradient(760px 760px at 50% 108%, rgba(34,211,238,.13), transparent 62%);
  }
  img{max-width:100%}
  a{color:inherit}
  .container{width:100%;max-width:1200px;margin:0 auto;padding:0 20px}
  .site-header,main,.site-footer{position:relative;z-index:1}

  /* ---------- Header ---------- */
  .site-header{
    position:sticky;
    top:0;
    z-index:60;
    background:rgba(9,4,18,.86);
    backdrop-filter:blur(14px);
    -webkit-backdrop-filter:blur(14px);
    border-bottom:1px solid var(--line);
  }
  .nav-wrap{
    display:flex;
    align-items:center;
    justify-content:space-between;
    gap:16px;
    min-height:68px;
    position:relative;
  }
  .brand{
    display:flex;
    align-items:center;
    gap:10px;
    text-decoration:none;
    flex-shrink:0;
  }
  .brand-logo{
    display:block;
    width:132px;
    max-width:46vw;
    line-height:0;
  }
  .brand-text{
    font-size:16px;
    font-weight:700;
    letter-spacing:1px;
    color:#fff;
    white-space:nowrap;
  }
  .nav-links{
    display:flex;
    align-items:center;
    gap:0;
    flex-wrap:wrap;
    justify-content:flex-end;
  }
  .nav-links a{
    display:block;
    padding:8px 12px;
    font-size:14px;
    color:#cfc6e6;
    text-decoration:none;
    border-radius:8px;
    white-space:nowrap;
    transition:color .25s ease, background .25s ease;
  }
  .nav-links a:hover{color:#fff;background:rgba(255,61,154,.16)}
  .nav-mobile-cta{display:none}
  .nav-cta{flex-shrink:0}
  .nav-toggle{
    display:none;
    align-items:center;
    justify-content:center;
    width:42px;
    height:38px;
    border-radius:10px;
    border:1px solid rgba(255,255,255,.18);
    background:rgba(255,255,255,.06);
    color:#f3eefc;
    cursor:pointer;
    flex-shrink:0;
  }
  .nav-toggle span{
    display:block;
    width:18px;
    height:2px;
    background:#f3eefc;
    position:relative;
    transition:background .2s ease;
  }
  .nav-toggle span::before,
  .nav-toggle span::after{
    content:"";
    position:absolute;
    left:0;
    width:18px;
    height:2px;
    background:#f3eefc;
    transition:transform .25s ease;
  }
  .nav-toggle span::before{top:-6px}
  .nav-toggle span::after{top:6px}

  /* ---------- Buttons ---------- */
  .btn{
    display:inline-flex;
    align-items:center;
    justify-content:center;
    gap:8px;
    padding:13px 26px;
    border-radius:999px;
    font-size:15px;
    font-weight:600;
    font-family:inherit;
    text-decoration:none;
    border:1px solid transparent;
    cursor:pointer;
    transition:transform .25s ease, box-shadow .25s ease, background .25s ease;
  }
  .btn-primary{
    background:linear-gradient(120deg,#ff3d9a,#8b5cf6);
    color:#fff;
    box-shadow:0 10px 30px rgba(255,61,154,.34);
  }
  .btn-primary:hover{transform:translateY(-2px);box-shadow:0 16px 42px rgba(255,61,154,.48)}
  .btn-ghost{
    background:rgba(255,255,255,.06);
    color:#f3eefc;
    border-color:rgba(255,255,255,.2);
  }
  .btn-ghost:hover{background:rgba(255,255,255,.13);transform:translateY(-2px)}
  .btn-sm{padding:9px 20px;font-size:14px}

  /* ---------- Section basics ---------- */
  section{padding:70px 0;scroll-margin-top:92px}
  .section-head{max-width:780px;margin-bottom:38px}
  .section-head h2{
    font-size:clamp(23px,3.2vw,34px);
    line-height:1.35;
    letter-spacing:.5px;
  }
  .section-head p{margin-top:12px;color:var(--muted);font-size:15.5px}
  .eyebrow{
    display:inline-block;
    font-size:12px;
    letter-spacing:2.4px;
    color:#ffa1cf;
    background:rgba(255,61,154,.1);
    border:1px solid rgba(255,61,154,.32);
    padding:5px 14px;
    border-radius:999px;
    margin-bottom:16px;
  }
  .muted{color:var(--muted)}

  /* ---------- Cards ---------- */
  .card{
    background:linear-gradient(160deg,rgba(255,255,255,.065),rgba(255,255,255,.018));
    border:1px solid var(--line);
    border-radius:var(--radius);
    padding:24px;
    transition:transform .3s ease, border-color .3s ease, box-shadow .3s ease;
  }
  .card:hover{
    transform:translateY(-4px);
    border-color:rgba(255,61,154,.45);
    box-shadow:0 18px 44px rgba(139,92,246,.24);
  }
  .card h3{font-size:17px;line-height:1.5;margin-bottom:10px}
  .card p{font-size:14.5px;color:var(--muted)}
  .card-mark{
    display:block;
    width:34px;
    height:34px;
    border-radius:11px;
    margin-bottom:16px;
    background:linear-gradient(135deg,#ff3d9a,#8b5cf6);
    box-shadow:0 8px 20px rgba(255,61,154,.35);
  }

  /* ---------- Grids ---------- */
  .grid-2{display:grid;grid-template-columns:repeat(2,1fr);gap:22px;align-items:start}
  .grid-3{display:grid;grid-template-columns:repeat(3,1fr);gap:22px;align-items:stretch}
  .grid-4{display:grid;grid-template-columns:repeat(4,1fr);gap:18px;align-items:stretch}

  /* ---------- Hero ---------- */
  .hero{padding:66px 0 52px;overflow:hidden}
  .hero-grid{display:grid;grid-template-columns:1.05fr .95fr;gap:48px;align-items:center}
  .hero h1{
    font-size:clamp(29px,4.2vw,48px);
    line-height:1.24;
    letter-spacing:.5px;
    margin-bottom:20px;
  }
  .hero h1 span{color:#ff65b1}
  .hero-lead{font-size:15.5px;color:var(--muted);max-width:600px}
  .hero-actions{display:flex;flex-wrap:wrap;gap:14px;margin-top:28px}
  .hero-points{
    list-style:none;
    display:flex;
    flex-wrap:wrap;
    gap:10px 18px;
    margin-top:26px;
    font-size:13.5px;
    color:#c9c0e0;
  }
  .hero-points li{display:flex;align-items:center;gap:8px}
  .hero-points li::before{
    content:"";
    width:7px;
    height:7px;
    border-radius:50%;
    background:linear-gradient(135deg,#ff3d9a,#8b5cf6);
    flex-shrink:0;
  }
  .console{
    position:relative;
    border-radius:24px;
    border:1px solid rgba(255,255,255,.15);
    background:linear-gradient(160deg,rgba(139,92,246,.2),rgba(255,61,154,.1) 60%,rgba(34,211,238,.08));
    padding:22px;
    box-shadow:0 30px 80px rgba(139,92,246,.26);
    overflow:hidden;
  }
  .console::after{
    content:"";
    position:absolute;
    width:280px;
    height:280px;
    right:-110px;
    top:-120px;
    border-radius:50%;
    background:radial-gradient(circle,rgba(255,61,154,.55),transparent 68%);
    filter:blur(18px);
    animation:floaty 9s ease-in-out infinite;
  }
  .console-head{display:flex;align-items:center;gap:7px;margin-bottom:18px}
  .console-head i{
    width:9px;
    height:9px;
    border-radius:50%;
    background:rgba(255,255,255,.35);
    display:block;
  }
  .console-head i:nth-child(1){background:#ff3d9a}
  .console-head i:nth-child(2){background:#8b5cf6}
  .console-head i:nth-child(3){background:#22d3ee}
  .console-head em{
    font-style:normal;
    font-size:12.5px;
    color:#cfc6e6;
    margin-left:8px;
    letter-spacing:1px;
  }
  .chip-cloud{display:flex;flex-wrap:wrap;gap:8px;position:relative;z-index:1}
  .chip-cloud span{
    font-size:12.5px;
    padding:6px 12px;
    border-radius:999px;
    background:rgba(255,255,255,.08);
    border:1px solid rgba(255,255,255,.14);
    color:#e6def8;
    animation:chipIn .6s ease both;
  }
  .chip-cloud span:nth-child(2n){animation-delay:.08s}
  .chip-cloud span:nth-child(3n){animation-delay:.16s}
  .console-meters{display:grid;grid-template-columns:1fr 1fr;gap:12px;margin-top:20px;position:relative;z-index:1}
  .meter{
    border-radius:14px;
    border:1px solid rgba(255,255,255,.13);
    background:rgba(9,4,18,.42);
    padding:14px 16px;
  }
  .meter strong{display:block;font-size:18px;letter-spacing:.5px}
  .meter span{font-size:12.5px;color:#b6accd}
  @keyframes floaty{
    0%,100%{transform:translate3d(0,0,0)}
    50%{transform:translate3d(-14px,18px,0)}
  }
  @keyframes chipIn{
    from{opacity:0;transform:translateY(8px)}
    to{opacity:1;transform:translateY(0)}
  }

  /* ---------- Stats ---------- */
  .stats{padding:0 0 20px}
  .stat-card{
    border-radius:16px;
    border:1px solid var(--line);
    background:linear-gradient(150deg,rgba(255,61,154,.12),rgba(139,92,246,.08));
    padding:22px 20px;
    text-align:center;
    transition:transform .3s ease, box-shadow .3s ease, border-color .3s ease;
  }
  .stat-card:hover{transform:translateY(-4px);border-color:rgba(255,61,154,.45);box-shadow:0 16px 36px rgba(255,61,154,.18)}
  .stat-card strong{
    display:block;
    font-size:clamp(22px,2.6vw,28px);
    letter-spacing:.5px;
    color:#fff;
  }
  .stat-card span{display:block;margin-top:6px;font-size:13px;color:var(--muted)}

  /* ---------- About ---------- */
  .about-grid{display:grid;grid-template-columns:1.05fr .95fr;gap:36px;align-items:start}
  .about-copy p{color:var(--muted);font-size:15px;margin-bottom:14px}
  .about-features{display:grid;grid-template-columns:1fr 1fr;gap:14px}
  .feature{
    border-radius:14px;
    border:1px solid var(--line);
    background:rgba(255,255,255,.04);
    padding:16px 18px;
    transition:border-color .3s ease, transform .3s ease;
  }
  .feature:hover{border-color:rgba(139,92,246,.55);transform:translateY(-3px)}
  .feature strong{display:block;font-size:14.5px;margin-bottom:4px}
  .feature span{font-size:13px;color:var(--muted)}

  /* ---------- Model cloud ---------- */
  .model-band{margin-top:34px}
  .model-band h3{font-size:15px;margin-bottom:14px;color:#e6def8;letter-spacing:.5px}
  .model-cloud{display:flex;flex-wrap:wrap;gap:9px}
  .model-cloud span{
    font-size:13px;
    padding:7px 14px;
    border-radius:999px;
    background:rgba(255,255,255,.05);
    border:1px solid rgba(255,255,255,.13);
    color:#d7cee9;
    transition:background .25s ease, color .25s ease, border-color .25s ease;
  }
  .model-cloud span:hover{background:rgba(255,61,154,.18);border-color:rgba(255,61,154,.5);color:#fff}

  /* ---------- Media ---------- */
  .produce-grid{display:grid;grid-template-columns:1.6fr 1fr;gap:22px;align-items:start}
  .produce-col{display:grid;gap:22px}
  .produce-figure{
    border-radius:16px;
    overflow:hidden;
    border:1px solid var(--line);
    background:rgba(255,255,255,.04);
    transition:transform .3s ease, box-shadow .3s ease;
  }
  .produce-figure:hover{transform:translateY(-4px);box-shadow:0 18px 44px rgba(139,92,246,.24)}
  .produce-figure img{display:block;width:100%;height:auto}
  .produce-figure figcaption{
    padding:14px 18px 16px;
    font-size:13.5px;
    color:var(--muted);
    border-top:1px solid var(--line);
  }
  .produce-figure figcaption strong{display:block;color:#f3eefc;font-size:14.5px;margin-bottom:3px}

  /* ---------- Timeline ---------- */
  .timeline{display:grid;gap:16px}
  .step{
    display:grid;
    grid-template-columns:auto 1fr;
    gap:18px;
    align-items:start;
    border-radius:16px;
    border:1px solid var(--line);
    background:rgba(255,255,255,.04);
    padding:20px 22px;
    transition:border-color .3s ease, transform .3s ease, background .3s ease;
  }
  .step:hover{border-color:rgba(255,61,154,.45);transform:translateX(4px);background:rgba(255,61,154,.07)}
  .step-num{
    width:38px;
    height:38px;
    border-radius:12px;
    display:flex;
    align-items:center;
    justify-content:center;
    font-size:14px;
    font-weight:700;
    color:#fff;
    background:linear-gradient(135deg,#ff3d9a,#8b5cf6);
    flex-shrink:0;
  }
  .step h3{font-size:15.5px;margin-bottom:4px}
  .step p{font-size:14px;color:var(--muted)}

  /* ---------- Cases ---------- */
  .case-card{padding:0;overflow:hidden}
  .case-media{background:rgba(255,255,255,.05);line-height:0}
  .case-media img{display:block;width:100%;height:auto}
  .case-body{padding:20px 22px 24px}
  .tag{
    display:inline-block;
    font-size:12px;
    padding:4px 12px;
    border-radius:999px;
    background:rgba(255,61,154,.16);
    border:1px solid rgba(255,61,154,.35);
    color:#ffa1cf;
    margin-bottom:12px;
  }
  .case-body h3{font-size:16.5px;margin-bottom:8px}
  .case-body p{font-size:14px;color:var(--muted)}

  /* ---------- Tables ---------- */
  .table-wrap{
    overflow-x:auto;
    border:1px solid var(--line);
    border-radius:16px;
    background:rgba(255,255,255,.03);
    -webkit-overflow-scrolling:touch;
  }
  table{width:100%;border-collapse:collapse;min-width:660px;font-size:14.5px}
  th,td{padding:14px 18px;text-align:left;border-bottom:1px solid rgba(255,255,255,.08);vertical-align:top}
  th{
    background:rgba(255,61,154,.12);
    color:#ffc4e2;
    font-size:13.5px;
    font-weight:600;
    letter-spacing:.5px;
    white-space:nowrap;
  }
  tbody tr:last-child td{border-bottom:none}
  tbody tr:hover{background:rgba(139,92,246,.1)}
  td strong{color:#fff}
  .stars{color:#ffb84d;letter-spacing:2px;font-size:14px;white-space:nowrap}

  /* ---------- Score panel ---------- */
  .score-panel{
    display:grid;
    grid-template-columns:auto 1fr;
    gap:26px;
    align-items:center;
    border-radius:20px;
    border:1px solid rgba(255,61,154,.4);
    background:linear-gradient(135deg,rgba(255,61,154,.18),rgba(139,92,246,.14));
    padding:26px 28px;
    margin-bottom:24px;
  }
  .score-num{
    text-align:center;
    padding-right:26px;
    border-right:1px solid rgba(255,255,255,.16);
  }
  .score-num strong{
    display:block;
    font-size:clamp(32px,5vw,46px);
    line-height:1;
    color:#fff;
    letter-spacing:1px;
  }
  .score-num span{display:block;margin-top:8px;font-size:12.5px;color:#e3d9f5;letter-spacing:1px}
  .score-info h3{font-size:17px;margin-bottom:8px}
  .score-info p{font-size:14px;color:#d8cfee}
  .score-info .stars{display:block;margin-bottom:10px;font-size:16px}

  /* ---------- Form ---------- */
  .form-wrap{
    border-radius:20px;
    border:1px solid var(--line);
    background:linear-gradient(160deg,rgba(255,255,255,.07),rgba(255,255,255,.02));
    padding:28px;
  }
  .form-grid{display:grid;grid-template-columns:1fr 1fr;gap:16px}
  .field{display:flex;flex-direction:column;gap:8px}
  .field.full{grid-column:1 / -1}
  .field label{font-size:13.5px;color:#cfc6e6;letter-spacing:.5px}
  .field input,
  .field select,
  .field textarea{
    width:100%;
    padding:12px 14px;
    border-radius:10px;
    border:1px solid rgba(255,255,255,.17);
    background:rgba(8,3,16,.62);
    color:var(--ink);
    font-family:inherit;
    font-size:14.5px;
    transition:border-color .25s ease, box-shadow .25s ease;
  }
  .field textarea{min-height:122px;resize:vertical}
  .field select option{background:#120a22;color:#f3eefc}
  .field input:focus,
  .field select:focus,
  .field textarea:focus{
    outline:none;
    border-color:#ff3d9a;
    box-shadow:0 0 0 3px rgba(255,61,154,.2);
  }
  ::placeholder{color:#7d7592}
  .form-submit{margin-top:20px}
  .form-note{margin-top:14px;font-size:12.5px;color:#8d84a6}

  /* ---------- Contact ---------- */
  .contact-grid{display:grid;grid-template-columns:1fr 1fr 1fr;gap:22px;align-items:start}
  .contact-list{list-style:none;display:grid;gap:12px}
  .contact-list li{
    font-size:14px;
    color:var(--muted);
    padding-bottom:12px;
    border-bottom:1px dashed rgba(255,255,255,.12);
  }
  .contact-list li:last-child{border-bottom:none;padding-bottom:0}
  .contact-list strong{display:block;color:#f3eefc;font-size:13.5px;margin-bottom:3px;letter-spacing:.5px}
  .contact-list a{color:#ffa1cf;text-decoration:none}
  .contact-list a:hover{text-decoration:underline}
  .qr-card{text-align:center}
  .qr-box{
    border-radius:14px;
    overflow:hidden;
    background:#fff;
    padding:10px;
    display:inline-block;
    max-width:100%;
  }
  .qr-box img{display:block;width:100%;max-width:190px;height:auto;margin:0 auto}
  .qr-card p{margin-top:12px;font-size:13px;color:var(--muted)}

  /* ---------- Reviews ---------- */
  .review-card{display:flex;flex-direction:column;gap:14px;height:100%}
  .review-card .stars{font-size:14px}
  .review-card p{font-size:14px;color:#d3cae6;line-height:1.75}
  .reviewer{
    margin-top:auto;
    padding-top:14px;
    border-top:1px solid rgba(255,255,255,.1);
  }
  .reviewer strong{display:block;font-size:14px;color:#fff}
  .reviewer span{font-size:12.5px;color:var(--muted)}

  /* ---------- Links list ---------- */
  .link-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:14px}
  .link-item{
    display:flex;
    align-items:center;
    justify-content:space-between;
    gap:12px;
    padding:16px 18px;
    border-radius:14px;
    border:1px solid var(--line);
    background:rgba(255,255,255,.04);
    text-decoration:none;
    font-size:14.5px;
    color:#e6def8;
    transition:border-color .3s ease, transform .3s ease, background .3s ease;
  }
  .link-item::after{
    content:"→";
    color:#ff7ac0;
    font-size:15px;
    transition:transform .3s ease;
  }
  .link-item:hover{
    border-color:rgba(255,61,154,.5);
    background:rgba(255,61,154,.1);
    transform:translateY(-3px);
  }
  .link-item:hover::after{transform:translateX(4px)}

  /* ---------- FAQ ---------- */
  .faq-item{
    background:rgba(255,255,255,.04);
    border:1px solid var(--line);
    border-radius:14px;
    margin-bottom:12px;
    overflow:hidden;
    transition:border-color .3s ease, background .3s ease;
  }
  .faq-item[open]{border-color:rgba(255,61,154,.45);background:rgba(255,61,154,.07)}
  .faq-item summary{
    cursor:pointer;
    padding:17px 22px;
    font-weight:600;
    font-size:15px;
    list-style:none;
    display:flex;
    align-items:center;
    justify-content:space-between;
    gap:16px;
    color:#f3eefc;
  }
  .faq-item summary::-webkit-details-marker{display:none}
  .faq-item summary::after{
    content:"+";
    font-size:20px;
    line-height:1;
    color:#ff7ac0;
    flex-shrink:0;
    transition:transform .3s ease;
  }
  .faq-item[open] summary::after{transform:rotate(45deg)}
  .faq-item p{padding:0 22px 20px;font-size:14.2px;color:var(--muted)}

  /* ---------- Join ---------- */
  .join-grid{display:grid;grid-template-columns:1.1fr .9fr;gap:26px;align-items:start}
  .join-list{list-style:none;display:grid;gap:12px;margin-top:18px}
  .join-list li{
    font-size:14.2px;
    color:var(--muted);
    padding-left:20px;
    position:relative;
  }
  .join-list li::before{
    content:"";
    position:absolute;
    left:0;
    top:9px;
    width:8px;
    height:8px;
    border-radius:50%;
    background:linear-gradient(135deg,#ff3d9a,#8b5cf6);
  }
  .join-aside{
    border-radius:18px;
    border:1px solid rgba(255,61,154,.38);
    background:linear-gradient(150deg,rgba(255,61,154,.16),rgba(139,92,246,.12));
    padding:26px;
  }
  .join-aside h3{font-size:16.5px;margin-bottom:12px}
  .join-aside p{font-size:14px;color:#d8cfee;margin-bottom:18px}

  /* ---------- Footer ---------- */
  .site-footer{
    background:rgba(5,2,10,.94);
    border-top:1px solid var(--line);
    padding:46px 0 26px;
    margin-top:0;
    color:#cfc6e6;
  }
  section:last-of-type{padding-bottom:58px}
  .footer-top{
    display:grid;
    grid-template-columns:1.4fr 1fr 1fr;
    gap:32px;
    padding-bottom:30px;
    border-bottom:1px solid rgba(255,255,255,.1);
    align-items:start;
  }
  .footer-brand p{font-size:13.5px;color:#9d93b8;margin-top:14px;max-width:340px}
  .footer-col h4{
    font-size:14px;
    color:#fff;
    margin-bottom:14px;
    letter-spacing:.8px;
  }
  .footer-col ul{list-style:none;display:grid;gap:9px}
  .footer-col li{font-size:13.5px;color:#9d93b8}
  .footer-col a{color:#cfc6e6;text-decoration:none;transition:color .25s ease}
  .footer-col a:hover{color:#ffa1cf}
  .footer-links{
    padding:24px 0;
    border-bottom:1px solid rgba(255,255,255,.1);
  }
  .footer-links h4{font-size:13.5px;color:#fff;margin-bottom:12px;letter-spacing:.8px}
  .friend-links{display:flex;flex-wrap:wrap;gap:8px 18px}
  .friend-links a{
    font-size:13px;
    color:#b6accd;
    text-decoration:none;
    transition:color .25s ease;
  }
  .friend-links a:hover{color:#ffa1cf}
  .footer-bottom{
    padding-top:20px;
    display:flex;
    flex-wrap:wrap;
    gap:10px 24px;
    align-items:center;
    justify-content:space-between;
    font-size:12.5px;
    color:#8d84a6;
  }
  .footer-bottom a{color:#b6accd;text-decoration:none}
  .footer-bottom a:hover{color:#ffa1cf}

  /* ---------- Floating ---------- */
  .float-stack{
    position:fixed;
    right:18px;
    bottom:20px;
    z-index:80;
    display:flex;
    flex-direction:column;
    gap:10px;
    align-items:flex-end;
  }
  .float-btn{
    display:inline-flex;
    align-items:center;
    justify-content:center;
    gap:6px;
    min-width:52px;
    height:48px;
    padding:0 16px;
    border-radius:999px;
    border:1px solid rgba(255,255,255,.18);
    background:linear-gradient(130deg,#ff3d9a,#8b5cf6);
    color:#fff;
    font-size:13.5px;
    font-weight:600;
    font-family:inherit;
    cursor:pointer;
    box-shadow:0 12px 30px rgba(255,61,154,.32);
    transition:transform .25s ease, box-shadow .25s ease, opacity .25s ease;
  }
  .float-btn:hover{transform:translateY(-3px);box-shadow:0 18px 38px rgba(255,61,154,.46)}
  .float-btn.ghost{
    background:rgba(12,6,22,.9);
    border-color:rgba(255,255,255,.2);
    color:#f3eefc;
    box-shadow:0 10px 26px rgba(0,0,0,.45);
  }
  #toTop{opacity:0;visibility:hidden;pointer-events:none}
  #toTop.show{opacity:1;visibility:visible;pointer-events:auto}
  .kefu-panel{
    width:236px;
    border-radius:16px;
    border:1px solid rgba(255,255,255,.18);
    background:rgba(11,5,21,.97);
    box-shadow:0 22px 54px rgba(0,0,0,.6);
    padding:16px;
    text-align:center;
    display:none;
  }
  .kefu-panel.open{display:block;animation:chipIn .25s ease both}
  .kefu-panel img{display:block;width:100%;height:auto;border-radius:10px;background:#fff;padding:6px}
  .kefu-panel p{font-size:12.5px;color:#b6accd;margin-top:10px;line-height:1.6}

  /* ---------- Reveal ---------- */
  .js .reveal{opacity:0;transform:translateY(22px);transition:opacity .7s ease, transform .7s ease}
  .js .reveal.in{opacity:1;transform:none}

  @media (prefers-reduced-motion: reduce){
    html{scroll-behavior:auto}
    .js .reveal{opacity:1;transform:none;transition:none}
    .console::after{animation:none}
    .chip-cloud span{animation:none}
    .card:hover,.stat-card:hover,.step:hover,.link-item:hover,.produce-figure:hover{transform:none}
  }

  /* ---------- Responsive ---------- */
  @media (max-width:1024px){
    .hero-grid{grid-template-columns:1fr;gap:34px}
    .about-grid{grid-template-columns:1fr;gap:26px}
    .grid-3{grid-template-columns:repeat(2,1fr)}
    .grid-4{grid-template-columns:repeat(2,1fr)}
    .produce-grid{grid-template-columns:1fr}
    .join-grid{grid-template-columns:1fr}
    .contact-grid{grid-template-columns:1fr 1fr}
    .footer-top{grid-template-columns:1fr 1fr}
    .link-grid{grid-template-columns:repeat(2,1fr)}
    .score-panel{grid-template-columns:1fr;gap:18px;text-align:left}
    .score-num{border-right:none;padding-right:0;text-align:left}
  }
  @media (max-width:960px){
    .nav-toggle{display:inline-flex}
    .nav-cta{display:none}
    .nav-links{
      display:none;
      position:absolute;
      left:0;
      right:0;
      top:100%;
      flex-direction:column;
      align-items:stretch;
      justify-content:flex-start;
      background:rgba(10,5,20,.985);
      border-bottom:1px solid var(--line);
      border-radius:0 0 16px 16px;
      padding:8px 14px 14px;
      box-shadow:0 24px 50px rgba(0,0,0,.55);
      max-height:70vh;
      overflow-y:auto;
    }
    .nav-links.open{display:flex}
    .nav-links a{padding:12px 10px;border-bottom:1px solid rgba(255,255,255,.06)}
    .nav-links a:last-child{border-bottom:none}
    .nav-mobile-cta{
      display:block;
      margin-top:8px;
      text-align:center;
      border-radius:999px;
      background:linear-gradient(120deg,#ff3d9a,#8b5cf6);
      color:#fff !important;
      border-bottom:none !important;
    }
  }
  @media (max-width:768px){
    section{padding:52px 0}
    .hero{padding:44px 0 36px}
    .grid-2,.grid-3,.grid-4{grid-template-columns:1fr}
    .form-grid{grid-template-columns:1fr}
    .contact-grid{grid-template-columns:1fr}
    .footer-top{grid-template-columns:1fr;gap:24px}
    .link-grid{grid-template-columns:1fr}
    .about-features{grid-template-columns:1fr}
    .form-wrap{padding:20px}
    .score-panel{padding:20px}
    .footer-bottom{flex-direction:column;align-items:flex-start;gap:8px}
    .brand-text{display:none}
    .brand-logo{width:112px}
    .console-meters{grid-template-columns:1fr}
    .float-btn{height:44px;padding:0 14px;font-size:13px}
  }