:root{
      --bg:#f4f5f2;
      --surface:#ffffff;
      --surface-2:#eef1eb;
      --primary:#5d6f5b;
      --primary-dark:#485645;
      --text:#223024;
      --muted:#627166;
      --line:#d8dfd5;
      --accent:#8db18b;
      --shadow:0 18px 45px rgba(34,48,36,.10);
      --radius:22px;
      --max:1180px;
    }

    *{box-sizing:border-box}
    html{scroll-behavior:smooth}
    section{
      scroll-margin-top: 90px;
    }

    @media (max-width: 720px){
      section{
        scroll-margin-top: 120px;
      }
    }
    body{
      margin:0;
      font-family:Arial, Helvetica, sans-serif;
      color:var(--text);
      background:linear-gradient(180deg,#f3f5f1 0%, #f7f8f5 100%);
      line-height:1.55;
    }

    a{color:inherit;text-decoration:none}
    img{max-width:100%;display:block}

    .container{width:min(var(--max), calc(100% - 32px)); margin:0 auto}
    .section{padding:76px 0}
    .eyebrow{
      display:inline-block;
      padding:8px 14px;
      border-radius:999px;
      background:#e9eee5;
      color:var(--primary-dark);
      font-size:14px;
      font-weight:700;
      letter-spacing:.02em;
    }

    .btn{
      display:inline-flex;
      align-items:center;
      justify-content:center;
      gap:10px;
      min-height:50px;
      padding:0 22px;
      border-radius:14px;
      font-weight:700;
      transition:.2s ease;
      border:1px solid transparent;
    }
    .btn:hover{transform:translateY(-1px)}
    .btn-primary{
      background:var(--primary);
      color:#fff;
      box-shadow:var(--shadow);
    }
    .btn-primary:hover{background:var(--primary-dark)}
    .btn-secondary{
      background:#fff;
      border-color:var(--line);
      color:var(--text);
    }

    header{
      position:sticky;
      top:0;
      z-index:10;
      backdrop-filter: blur(14px);
      background:rgba(244,245,242,.86);
      border-bottom:1px solid rgba(93,111,91,.10);
    }
    .nav{
      min-height:74px;
      display:flex;
      align-items:center;
      justify-content:space-between;
      gap:20px;
    }
    .logo{
      display:flex;
      align-items:center;
      gap:12px;
      font-weight:800;
      font-size:28px;
      color:var(--primary-dark);
    }
    .logo-mark{
      width:42px;height:42px;border-radius:50%;
      background:var(--primary);
      color:#fff;
      display:grid;place-items:center;
      font-size:20px;font-weight:900;
      box-shadow:var(--shadow);
    }
    .nav-links{
      display:flex;
      align-items:center;
      gap:26px;
      color:var(--muted);
      font-weight:600;
    }

    .hero{
      padding:68px 0 54px;
    }
    .hero-grid{
      display:grid;
      grid-template-columns:1.1fr .9fr;
      gap:36px;
      align-items:center;
    }
    .hero h1{
      font-size:clamp(36px, 5vw, 64px);
      line-height:1.04;
      margin:16px 0 18px;
      letter-spacing:-.03em;
    }
    .hero p.lead{
      font-size:clamp(18px, 2vw, 22px);
      color:var(--muted);
      max-width:720px;
      margin:0 0 28px;
    }
    .hero-actions{
      display:flex;
      flex-wrap:wrap;
      gap:14px;
      margin-bottom:28px;
    }
    .hero-points{
      display:grid;
      grid-template-columns:repeat(2, minmax(0,1fr));
      gap:14px;
      margin-top:16px;
    }
    .point{
      background:rgba(255,255,255,.72);
      border:1px solid var(--line);
      border-radius:18px;
      padding:16px 18px;
      box-shadow:0 8px 26px rgba(34,48,36,.04);
    }
    .point strong{
      display:block;
      font-size:15px;
      margin-bottom:5px;
    }
    .point span{
      color:var(--muted);
      font-size:14px;
    }

    .dashboard-card{
      background:var(--surface);
      border:1px solid var(--line);
      border-radius:28px;
      padding:24px;
      box-shadow:var(--shadow);
      position:relative;
      overflow:hidden;
    }
    .dashboard-card:before{
      content:"";
      position:absolute;
      inset:-80px auto auto -80px;
      width:180px;height:180px;border-radius:50%;
      background:rgba(141,177,139,.18);
    }
    .screen{
      position:relative;
      background:#f8faf7;
      border:1px solid var(--line);
      border-radius:22px;
      padding:18px;
    }
    .screen-top{
      display:flex;justify-content:space-between;align-items:center;
      margin-bottom:18px;
      color:var(--muted);
      font-size:13px;
      font-weight:700;
    }
    .mini-stats{
      display:grid;
      grid-template-columns:repeat(4,1fr);
      gap:10px;
      margin-bottom:14px;
    }
    .mini{
      background:#fff;
      border:1px solid var(--line);
      border-radius:16px;
      padding:12px;
    }
    .mini .label{font-size:12px;color:var(--muted);margin-bottom:6px}
    .mini .value{font-size:20px;font-weight:800;color:var(--primary-dark)}
    .chart{
      display:grid;
      grid-template-columns:1fr 1.2fr;
      gap:12px;
    }
    .panel{
      background:#fff;
      border:1px solid var(--line);
      border-radius:18px;
      padding:16px;
      min-height:180px;
    }
    .donut{
      width:130px;
      height:130px;
      border-radius:50%;
      margin:10px auto;
      position:relative;
      background:conic-gradient(
        var(--primary-dark) 0deg 120deg,
        var(--accent) 120deg 240deg,
        #d9e2d7 240deg 360deg
      );
      border:1px solid var(--line);
    }
    .donut:after{
      content:"";
      position:absolute; inset:22px;
      border-radius:50%;
      background:#fff;
      border:1px solid var(--line);
    }
    .graph{
      height:160px;
      position:relative;
      overflow:hidden;
      background:
        linear-gradient(to top, rgba(93,111,91,.10) 0, rgba(93,111,91,.10) 1px, transparent 1px) 0 0/100% 32px,
        linear-gradient(to right, rgba(93,111,91,.08) 0, rgba(93,111,91,.08) 1px, transparent 1px) 0 0/48px 100%;
      border-radius:14px;
    }
    .graph svg{position:absolute; inset:0; width:100%; height:100%}

    .trust{
      padding-top:8px;
    }
    .trust-grid{
      display:grid;
      grid-template-columns:repeat(4,1fr);
      gap:16px;
    }
    .trust-card,.feature,.benefit,.use-card,.spec-card,.cta-box,.contact-card{
      background:var(--surface);
      border:1px solid var(--line);
      border-radius:var(--radius);
      box-shadow:0 8px 24px rgba(34,48,36,.05);
    }
    .trust-card{
      padding:24px;
      text-align:center;
    }
    .trust-card .num{
      font-size:34px;
      font-weight:800;
      color:var(--primary-dark);
      margin-bottom:6px;
    }
    .trust-card p{margin:0;color:var(--muted)}

    .section-head{
      max-width:760px;
      margin-bottom:30px;
    }
    .section-head h2{
      font-size:clamp(30px, 4vw, 46px);
      line-height:1.08;
      margin:14px 0 12px;
      letter-spacing:-.03em;
    }
    .section-head p{
      margin:0;
      color:var(--muted);
      font-size:18px;
    }

    .problem-grid,.features-grid,.benefits-grid,.uses-grid,.spec-grid,.contact-grid{
      display:grid;
      gap:18px;
    }
    .problem-grid{grid-template-columns:repeat(2,1fr)}
    .problem{
      background:var(--surface-2);
      border:1px solid var(--line);
      border-radius:20px;
      padding:22px;
    }
    .problem h3,.feature h3,.benefit h3,.use-card h3,.spec-card h3,.contact-card h3{
      margin:0 0 10px;
      font-size:22px;
    }
    .problem p,.feature p,.benefit p,.use-card p,.spec-card p,.contact-card p{
      margin:0;
      color:var(--muted);
    }

    .features-grid{grid-template-columns:repeat(3,1fr)}
    .feature{padding:24px}
    .icon{
      width:48px;height:48px;border-radius:14px;
      background:#e8ede4;
      display:grid;place-items:center;
      color:var(--primary-dark);
      font-size:24px;
      margin-bottom:16px;
    }

    .benefits-grid{grid-template-columns:repeat(3,1fr)}
    .benefit{padding:24px}

    .uses-grid{grid-template-columns:repeat(4,1fr)}
    .use-card{padding:24px}

    .spec-grid{grid-template-columns:1.1fr .9fr}
    .spec-card{padding:28px}
    .spec-list{
      display:grid;
      gap:12px;
      margin-top:16px;
    }
    .spec-row{
      display:flex;
      justify-content:space-between;
      gap:12px;
      padding:12px 14px;
      border-radius:14px;
      background:var(--surface-2);
      border:1px solid var(--line);
    }
    .spec-row span:first-child{color:var(--muted);font-weight:700}
    .bullets{
      margin:16px 0 0;
      padding:0;
      list-style:none;
      display:grid;
      gap:12px;
    }
    .bullets li{
      position:relative;
      padding-left:28px;
      color:var(--text);
    }
    .bullets li:before{
      content:"✓";
      position:absolute;left:0;top:0;
      color:var(--primary-dark);
      font-weight:900;
    }


    .case-grid{
      display:grid;
      grid-template-columns:.95fr 1.05fr;
      gap:22px;
      align-items:stretch;
    }
    .case-photo,.case-panel{
      background:var(--surface);
      border:1px solid var(--line);
      border-radius:var(--radius);
      box-shadow:0 8px 24px rgba(34,48,36,.05);
      overflow:hidden;
    }
    .case-photo{
      position:relative;
      min-height:100%;
    }
    .case-photo img{
      width:100%;
      height:100%;
      min-height:460px;
      object-fit:cover;
      object-position:center;
    }
    .case-photo-caption{
      position:absolute;
      left:18px;
      right:18px;
      bottom:18px;
      padding:14px 16px;
      border-radius:16px;
      background:rgba(255,255,255,.90);
      border:1px solid rgba(216,223,213,.75);
      color:var(--primary-dark);
      font-weight:800;
      box-shadow:0 8px 24px rgba(34,48,36,.12);
    }
    .case-panel{
      padding:28px;
    }
    .case-panel h3{
      margin:0 0 10px;
      font-size:clamp(24px,3vw,34px);
      line-height:1.12;
      letter-spacing:-.02em;
    }
    .case-panel > p{
      margin:0;
      color:var(--muted);
      font-size:17px;
    }
    .case-list{
      display:grid;
      gap:12px;
      margin-top:20px;
    }
    .case-item{
      display:grid;
      grid-template-columns:auto 1fr;
      gap:14px;
      padding:16px;
      border-radius:18px;
      background:var(--surface-2);
      border:1px solid var(--line);
    }
    .case-item .icon{
      width:44px;
      height:44px;
      margin:0;
      font-size:21px;
      background:#fff;
    }
    .case-item strong{
      display:block;
      margin-bottom:4px;
      color:var(--text);
    }
    .case-item span{
      color:var(--muted);
      font-size:15px;
    }
    .case-result{
      margin-top:18px;
      padding:18px;
      border-radius:18px;
      background:#fff;
      border:1px solid var(--line);
    }
    .case-result strong{
      display:block;
      margin-bottom:6px;
      color:var(--primary-dark);
      font-size:18px;
    }
    .case-result p{
      margin:0;
      color:var(--muted);
    }
    .case-grid + .case-grid{
      margin-top:32px;
    }
    .case-photo-placeholder{
      min-height:460px;
      display:grid;
      place-items:center;
      padding:34px;
      background:
        radial-gradient(circle at top left, rgba(141,177,139,.24), transparent 42%),
        linear-gradient(135deg, #f7f9f5 0%, #e8ede4 100%);
    }
    .case-photo-placeholder-content{
      max-width:360px;
      text-align:center;
      color:var(--primary-dark);
    }
    .case-photo-placeholder-icon{
      width:76px;
      height:76px;
      margin:0 auto 18px;
      border-radius:22px;
      display:grid;
      place-items:center;
      background:#fff;
      border:1px solid var(--line);
      box-shadow:0 10px 28px rgba(34,48,36,.08);
      font-size:36px;
    }
    .case-photo-placeholder-content strong{
      display:block;
      margin-bottom:8px;
      font-size:22px;
    }
    .case-photo-placeholder-content span{
      color:var(--muted);
    }

    .cta-box{
      padding:34px;
      display:flex;
      align-items:center;
      justify-content:space-between;
      gap:24px;
      background:linear-gradient(135deg, #fefefe 0%, #eef2eb 100%);
    }
    .cta-box h2{
      margin:0 0 10px;
      font-size:clamp(28px, 4vw, 42px);
      line-height:1.08;
    }
    .cta-box p{margin:0;color:var(--muted);font-size:18px;max-width:700px}
    .cta-actions{display:flex;flex-wrap:wrap;gap:12px}

    .contact-grid{grid-template-columns:repeat(3,1fr)}
    .contact-card{padding:24px}

    footer{
      padding:32px 0 46px;
      color:var(--muted);
      font-size:14px;
    }

    @media (max-width: 1100px){
      .hero-grid,.spec-grid,.case-grid{grid-template-columns:1fr}
      .trust-grid,.uses-grid{grid-template-columns:repeat(2,1fr)}
      .features-grid,.benefits-grid,.contact-grid{grid-template-columns:repeat(2,1fr)}
    }

    @media (max-width: 720px){
      .nav{min-height:68px;flex-wrap:wrap}
      .nav-links{display:none}
      .section{padding:58px 0}
      .hero{padding-top:34px}
      .hero-points,.problem-grid,.features-grid,.benefits-grid,.uses-grid,.trust-grid,.contact-grid,.mini-stats,.chart{grid-template-columns:1fr}
      .contact-grid{
        grid-template-columns:1fr !important;
      }
      .cta-box{padding:24px;align-items:flex-start;flex-direction:column}
      .logo{font-size:24px}
      .screen{padding:14px}
      .case-panel{padding:22px}
      .case-photo img{min-height:300px}

      .nav{
        align-items:flex-start;
      }
      .nav > a.btn{
        width:100%;
        margin-top:10px;
        justify-content:center;
      }
      .nav-links{display:none}
      .section{padding:58px 0}
      .hero{padding-top:34px}
      .hero-points,.problem-grid,.features-grid,.benefits-grid,.uses-grid,.trust-grid,.contact-grid,.mini-stats,.chart{grid-template-columns:1fr}
      .cta-box{padding:24px;align-items:flex-start;flex-direction:column}
      .logo{font-size:24px}
      .screen{padding:14px}
    }
  

/* Language switcher */
.nav-actions{
  display:flex;
  align-items:center;
  gap:14px;
  flex-shrink:0;
}
.language-switcher{
  display:inline-flex;
  align-items:center;
  gap:7px;
  padding:7px 10px;
  border:1px solid var(--line);
  border-radius:12px;
  background:rgba(255,255,255,.72);
  color:var(--muted);
  font-size:13px;
  font-weight:800;
  line-height:1;
}
.language-switcher a{color:var(--muted)}
.language-switcher a:hover{color:var(--primary-dark)}
.language-switcher strong{color:var(--primary-dark)}
.language-switcher .separator{color:var(--line)}

@media (max-width: 720px){
  .nav-actions{
    width:100%;
    justify-content:space-between;
    margin-top:10px;
  }
  .nav-actions .btn{
    flex:1;
  }
}