:root {
    --bg: #F9FAFB; --surface: #fff; --border: #E5E7EB;
    --text: #111827; --text2: #6B7280; --text3: #9CA3AF;
    --accent: #2563EB; --accent-h: #1D4ED8;
    --green: #16A34A; --nav-bg: rgba(255,255,255,0.94);
    --r: 8px; --r2: 14px; --mw: 1240px;
  }
  *,*::before,*::after{box-sizing:border-box;margin:0;padding:0}
  html{scroll-behavior:smooth;font-size:16px;-webkit-font-smoothing:antialiased}
  body{font-family:'Inter',-apple-system,BlinkMacSystemFont,'Segoe UI',Roboto,sans-serif;color:var(--text);background:var(--bg);line-height:1.55}
  img{max-width:100%;display:block}

  .nav{position:fixed;top:0;left:0;right:0;z-index:100;background:var(--nav-bg);border-bottom:1px solid var(--border)}
  .nav.scrolled{box-shadow:0 1px 3px rgba(0,0,0,0.04)}
  .nav-inner{max-width:var(--mw);margin:0 auto;padding:0 32px;display:flex;align-items:center;justify-content:space-between;height:60px}
  .nav-brand{display:flex;align-items:center;gap:8px;text-decoration:none;font-weight:700;font-size:1.1rem;color:var(--text);letter-spacing:-.02em}
  .nav-brand mark{background:var(--accent);color:#fff;padding:2px 9px;border-radius:4px;font-size:.8rem;font-weight:700}
  .nav-links{display:flex;gap:32px;list-style:none;align-items:center}
  .nav-links a{text-decoration:none;color:var(--text2);font-size:.85rem;font-weight:500;transition:color .15s}
  .nav-links a:hover{color:var(--text)}
  .nav-cta{display:inline-block;padding:7px 18px;background:var(--accent);color:#fff!important;border-radius:var(--r);font-weight:600;font-size:.83rem;transition:background .15s}
  .nav-cta:hover{background:var(--accent-h)}
  .nav-toggle{display:none;background:none;border:none;cursor:pointer;padding:4px}
  .nav-toggle span{display:block;width:20px;height:2px;background:var(--text);margin:4px 0;border-radius:1px;transition:.2s}

  .hero{padding:120px 32px 72px;background:linear-gradient(180deg,#fff 0%,#F0F4FF 100%);border-bottom:1px solid var(--border);position:relative;overflow:hidden}.hero::after{content:'';position:absolute;bottom:0;right:0;width:500px;height:500px;background:url("data:image/svg+xml,%3Csvg width='60' height='60' viewBox='0 0 60 60' xmlns='http://www.w3.org/2000/svg'%3E%3Cg fill='none' fill-rule='evenodd'%3E%3Cg fill='%232563EB' fill-opacity='0.03'%3E%3Cpath d='M36 34v-4h-2v4h-4v2h4v4h2v-4h4v-2h-4zm0-30V0h-2v4h-4v2h4v4h2V6h4V4h-4zM6 34v-4H4v4H0v2h4v4h2v-4h4v-2H6zM6 4V0H4v4H0v2h4v4h2V6h4V4H6z'/%3E%3C/g%3E%3C/g%3E%3C/svg%3E");opacity:.5;pointer-events:none}.hero .eyebrow{color:var(--accent)!important}.hero h1{color:var(--text)!important}.hero p{color:var(--text2)!important}
  .hero-inner{max-width:var(--mw);margin:0 auto;display:grid;grid-template-columns:1fr 1fr;gap:56px;align-items:center}
  .hero-text .eyebrow{font-size:.78rem;font-weight:600;color:var(--accent);text-transform:uppercase;letter-spacing:.07em;margin-bottom:14px}
  .hero-text h1{font-size:2.8rem;font-weight:800;line-height:1.12;letter-spacing:-.03em;margin-bottom:16px}
  .hero-text p{font-size:1.05rem;color:var(--text2);max-width:460px;margin-bottom:28px}
  .hero-btns{display:flex;gap:10px}
  .btn{display:inline-flex;align-items:center;gap:6px;padding:11px 26px;border-radius:var(--r);font-size:.9rem;font-weight:600;text-decoration:none;cursor:pointer;transition:all .15s;border:none}
  .btn-p{background:var(--accent);color:#fff}.btn-p:hover{background:var(--accent-h)}
  .btn-s{background:var(--surface);color:var(--text);border:1px solid var(--border)}.btn-s:hover{background:var(--bg);border-color:#d0d0d4}
  .hero-visual img{width:100%;border-radius:var(--r2);box-shadow:0 8px 30px rgba(0,0,0,0.07)}

  .strip{max-width:var(--mw);margin:0 auto;padding:40px 32px 0;display:grid;grid-template-columns:repeat(4,1fr);gap:20px}
.strip .n{font-size:1.6rem;font-weight:800;letter-spacing:-.02em;text-align:center;color:var(--text)}
.strip .l{font-size:.78rem;color:var(--text3);text-align:center;margin-top:2px}

  .sec{padding:88px 32px}
  .sec-dark{background:#111827;color:#fff}
  .sec-dark h2,.sec-dark h4{color:#fff}
  .sec-dark .sub{color:rgba(255,255,255,.55)}
  .sec-dark .spec-tag{background:rgba(255,255,255,.08);color:rgba(255,255,255,.6);border-color:rgba(255,255,255,.1)}
  .sec-inner{max-width:var(--mw);margin:0 auto}
  .sec-eyebrow{font-size:.78rem;font-weight:600;color:var(--accent);text-transform:uppercase;letter-spacing:.07em;margin-bottom:10px}
  .sec-head{margin-bottom:48px}
  .sec-head h2{font-size:2rem;font-weight:800;letter-spacing:-.03em;margin-bottom:8px}
  .sub{font-size:1rem;color:var(--text2);max-width:580px}

  .prods{display:grid;grid-template-columns:repeat(2,1fr);gap:22px}
  .card{background:var(--surface);border:1px solid var(--border);border-radius:var(--r2);overflow:hidden;transition:all .2s}
  .card:hover{box-shadow:0 4px 16px rgba(0,0,0,0.05);transform:translateY(-1px)}
  .card-img{background:#F3F4F6;display:flex;align-items:center;justify-content:center;padding:24px;border-bottom:1px solid var(--border)}
  .card-img img{max-height:240px;width:auto;object-fit:contain;border-radius:6px}
  .card-body{padding:24px}
  .card-body h3{font-size:1.05rem;font-weight:700;margin-bottom:6px;letter-spacing:-.01em}
  .card-body .tags{display:flex;flex-wrap:wrap;gap:5px;margin-bottom:10px}
  .spec-tag{font-size:.73rem;font-weight:500;padding:3px 9px;border-radius:4px;background:var(--bg);color:var(--text2);border:1px solid var(--border)}
  .card-body .d{font-size:.85rem;color:var(--text2);line-height:1.45;margin-bottom:14px}
  .card-body .lnk{font-size:.83rem;font-weight:600;color:var(--accent);text-decoration:none}
  .card-body .lnk:hover{text-decoration:underline}

  .lbl{font-size:1.1rem;font-weight:700;padding-bottom:10px;margin:52px 0 22px;border-bottom:2px solid var(--border);display:flex;align-items:center;gap:8px}
  .lbl .d{width:7px;height:7px;background:var(--accent);border-radius:50%}
  .lbl:first-child{margin-top:0}

  .spec-wrap{overflow-x:auto}
  .spec-table{width:100%;border-collapse:collapse;font-size:.85rem;min-width:680px}
  .spec-table th{text-align:left;padding:12px 14px;font-weight:600;font-size:.76rem;text-transform:uppercase;letter-spacing:.04em;border-bottom:2px solid rgba(255,255,255,.12)}
  .spec-table td{padding:12px 14px;border-bottom:1px solid rgba(255,255,255,.06);color:rgba(255,255,255,.65)}
  .spec-table td:first-child{font-weight:600;color:#fff}
  .spec-table .v{color:#fff;font-weight:500}

  .ft-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:16px}
  .ft{background:var(--surface);border:1px solid var(--border);border-radius:var(--r2);padding:24px 20px}
  .ft h4{font-size:.88rem;font-weight:700;margin-bottom:4px}
  .ft p{font-size:.8rem;color:var(--text2);line-height:1.45}

  .faq-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:14px}
  .faq-i{background:var(--surface);border:1px solid var(--border);border-radius:var(--r2);padding:22px}
  .faq-i h4{font-size:.9rem;font-weight:700;margin-bottom:4px}
  .faq-i p{font-size:.82rem;color:var(--text2);line-height:1.5}

  .cta{background:var(--accent);padding:48px 32px;text-align:center;color:#fff}
  .cta h3{font-size:1.6rem;font-weight:800;margin-bottom:6px;letter-spacing:-.02em}
  .cta p{font-size:.95rem;opacity:.8;margin-bottom:20px}
  .cta .btn{background:#fff;color:var(--accent)}.cta .btn:hover{background:#EFF6FF}

  .contact-row{display:grid;grid-template-columns:1fr 1fr;gap:44px;align-items:start}
  .contact-info h3{font-size:1.15rem;font-weight:700;margin-bottom:8px}
  .contact-info .l{font-size:.87rem;color:var(--text2);margin-bottom:18px;line-height:1.55}
  .cinfo{display:flex;flex-direction:column;gap:8px;margin-top:14px}
  .cinfo .r{display:flex;align-items:center;gap:8px;font-size:.84rem;color:var(--text2)}

  .form{border:1px solid var(--border);border-radius:var(--r2);padding:28px;background:var(--surface)}
  .fr{display:grid;grid-template-columns:1fr 1fr;gap:14px}
  .fg{margin-bottom:14px}
  .fg label{display:block;font-size:.8rem;font-weight:600;margin-bottom:4px}
  .fg input,.fg select,.fg textarea{width:100%;padding:9px 12px;border:1px solid var(--border);border-radius:var(--r);font-size:.87rem;font-family:inherit;color:var(--text);background:var(--bg);transition:border-color .15s}
  .fg input:focus,.fg select:focus,.fg textarea:focus{outline:none;border-color:var(--accent);background:#fff}
  .fg textarea{resize:vertical;min-height:90px}
  .btn-submit{width:100%;padding:11px;background:var(--accent);color:#fff;border:none;border-radius:var(--r);font-size:.9rem;font-weight:600;cursor:pointer;transition:background .15s}
  .btn-submit:hover{background:var(--accent-h)}

  .footer{background:#111827;color:rgba(255,255,255,.45);padding:56px 32px 28px}
  .footer-inner{max-width:var(--mw);margin:0 auto;display:grid;grid-template-columns:2fr 1fr 1fr 1fr;gap:40px}
  .footer h4{color:#fff;font-size:.8rem;font-weight:700;margin-bottom:12px;text-transform:uppercase;letter-spacing:.05em}
  .footer a,.footer p{font-size:.8rem;line-height:2;display:block;color:rgba(255,255,255,.4);text-decoration:none}
  .footer a:hover{color:#fff}
  .footer-bot{max-width:var(--mw);margin:40px auto 0;padding-top:20px;border-top:1px solid rgba(255,255,255,.06);font-size:.78rem;display:flex;justify-content:space-between;flex-wrap:wrap;gap:10px}

  @media(max-width:860px){
    .nav-links{display:none}
    .nav-links.open{display:flex;flex-direction:column;position:absolute;top:60px;left:0;right:0;background:var(--surface);padding:20px 32px;gap:12px;border-top:1px solid var(--border);border-bottom:1px solid var(--border);box-shadow:0 4px 12px rgba(0,0,0,0.06)}
    .nav-toggle{display:block}
    .hero-inner{grid-template-columns:1fr;gap:32px}
    .hero-text h1{font-size:2rem}
    .strip{grid-template-columns:repeat(2,1fr)}
    .prods,.faq-grid{grid-template-columns:1fr}
    .ft-grid{grid-template-columns:repeat(2,1fr)}
    .contact-row,.fr{grid-template-columns:1fr}
    .footer-inner{grid-template-columns:repeat(2,1fr)}
    .sec{padding:60px 22px}
    .sec-head h2{font-size:1.6rem}
  }
  @media(max-width:480px){
    .ft-grid{grid-template-columns:1fr}
    .footer-inner{grid-template-columns:1fr}
    .hero-text h1{font-size:1.6rem}
    .hero{padding:96px 18px 44px}
  }
.wa-float{position:fixed;bottom:28px;right:28px;z-index:999;width:56px;height:56px;background:#25D366;border-radius:50%;display:flex;align-items:center;justify-content:center;box-shadow:0 4px 16px rgba(37,211,102,.35);transition:all .25s;animation:wa-pulse 2s infinite}
.wa-float:hover{transform:scale(1.1);box-shadow:0 6px 24px rgba(37,211,102,.5);animation:none}
@keyframes wa-pulse{0%{box-shadow:0 0 0 0 rgba(37,211,102,.4)}70%{box-shadow:0 0 0 14px rgba(37,211,102,0)}100%{box-shadow:0 0 0 0 rgba(37,211,102,0)}}
.how-row{display:flex;align-items:center;justify-content:center;gap:24px;flex-wrap:wrap;padding:20px 0}
.how-step{text-align:center;flex:0 0 150px}
.how-step .icon-w{width:72px;height:72px;border-radius:50%;display:flex;align-items:center;justify-content:center;margin:0 auto 12px;font-size:1.8rem;background:var(--accent);color:#fff}
.how-step h4{font-size:.9rem;font-weight:700;margin-bottom:4px}
.how-step p{font-size:.78rem;color:var(--text2)}
.how-arrow{font-size:1.5rem;color:var(--text3);flex-shrink:0}
.cases-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:16px}
.case-card{background:var(--surface);border:1px solid var(--border);border-radius:var(--r2);padding:24px;text-align:center}
.case-card .flag{font-size:2.5rem;margin-bottom:8px}
.case-card h4{font-size:.9rem;font-weight:700}
.case-card p{font-size:.78rem;color:var(--text2);margin-top:4px}
.cta-dark{background:#111827;padding:48px 32px;text-align:center;color:#fff}
.cta-dark h3{font-size:1.6rem;font-weight:800;margin-bottom:6px}
.cta-dark p{font-size:.95rem;opacity:.7;margin-bottom:20px}
.cta-dark .btn{background:#2563EB;color:#fff}.cta-dark .btn:hover{background:#1D4ED8}
.sep{height:1px;background:var(--border);max-width:var(--mw);margin:0 auto}
@media(max-width:860px){.cases-grid{grid-template-columns:repeat(2,1fr)}.how-arrow{transform:rotate(90deg)}}
@media(max-width:480px){.cases-grid{grid-template-columns:1fr}}