:root{
      --bg:#0b0f19;
      --surface:#0f1626;
      --card:#101a2e;
      --text:#eaf0ff;
      --muted:#b8c2d9;
      --muted2:#7f8aa6;
      --line:rgba(255,255,255,.10);
      --accent:#ffd24a;
      --accent2:#7cc4ff;
      --shadow: 0 18px 60px rgba(0,0,0,.45);
      --radius: 18px;
      --radius2: 26px;
      --max: 1120px;
      --font: ui-sans-serif, system-ui, -apple-system, "Segoe UI", Roboto, Arial, "Noto Sans", "Apple Color Emoji", "Segoe UI Emoji";
      --headerH: 74px;
    }

    *{ box-sizing:border-box; }
    html,body{
      margin:0; padding:0; font-family:var(--font);
      background:
        radial-gradient(1200px 700px at 20% 10%, rgba(124,196,255,.16), transparent 55%),
        radial-gradient(900px 600px at 80% 20%, rgba(255,210,74,.12), transparent 60%),
        linear-gradient(180deg, #070a12, var(--bg));
      color:var(--text);
      scroll-behavior: smooth; /* (3) плавный скролл */
    }

    /* чтобы якоря не прятались под sticky header */
    section, header.hero { scroll-margin-top: calc(var(--headerH) + 18px); }

    a{ color:inherit; text-decoration:none; }
    .wrap{ max-width:var(--max); margin:0 auto; padding:0 20px; }

    /* Topbar */
    .topbar{
      position:sticky; top:0; z-index:50;
      backdrop-filter: blur(10px);
      background: rgba(7,10,18,.62);
      border-bottom:1px solid var(--line);
    }
    .topbar .inner{
      display:flex; align-items:center; justify-content:space-between;
      padding:14px 0;
      gap:12px;
      min-height: var(--headerH);
    }

    /* (1) логотип больше */
    .brand{
      display:flex; align-items:center; gap:12px;
      min-width: 240px;
    }
    .logo{
      width:240px; height:auto; display:block;
      filter: drop-shadow(0 10px 24px rgba(0,0,0,.25));
    }

    /* Desktop nav */
    nav.desktop{
      display:flex; align-items:center; gap:12px;
      flex-wrap:wrap;
      justify-content:flex-end;
    }
    nav.desktop a{
      color:var(--muted);
      font-size:14px;
      padding:8px 10px;
      border-radius: 999px;
      border:1px solid transparent;
      transition:.15s ease;
      white-space:nowrap;
    }
    nav.desktop a:hover{
      color:var(--text);
      border-color: var(--line);
      background: rgba(255,255,255,.04);
    }

    /* Buttons */
    .btn{
      display:inline-flex; align-items:center; justify-content:center;
      gap:10px;
      padding:12px 16px;
      border-radius: 999px;
      border:1px solid var(--line);
      background: rgba(255,255,255,.05);
      color:var(--text);
      font-weight:650;
      transition:.18s ease;
      cursor:pointer;
      user-select:none;
    }
    .btn:hover{ transform: translateY(-1px); background: rgba(255,255,255,.08); }
    .btn.primary{
      border-color: rgba(255,210,74,.35);
      background: linear-gradient(180deg, rgba(255,210,74,.18), rgba(255,210,74,.08));
    }
    .btn.primary:hover{ border-color: rgba(255,210,74,.55); }

    .pill{
      display:inline-flex; align-items:center; gap:8px;
      padding:8px 12px;
      border-radius:999px;
      border:1px solid var(--line);
      background: rgba(255,255,255,.04);
      color: var(--muted);
      font-size:13px;
      white-space:nowrap;
    }
    .dot{ width:8px; height:8px; border-radius:999px; background: var(--accent); box-shadow:0 0 0 4px rgba(255,210,74,.16); }

    /* (2) Burger */
    .burger{
      display:none;
      width:44px; height:44px;
      border-radius: 14px;
      border:1px solid var(--line);
      background: rgba(255,255,255,.05);
      cursor:pointer;
      align-items:center;
      justify-content:center;
      transition:.15s ease;
    }
    .burger:hover{ background: rgba(255,255,255,.08); transform: translateY(-1px); }
    .burger svg{ width:22px; height:22px; fill: none; stroke: var(--text); stroke-width: 2; stroke-linecap: round; }

    /* Mobile drawer */
    .drawer{
      display:none;
      position:fixed;
      inset: 0;
      z-index: 60;
      background: rgba(0,0,0,.55);
      backdrop-filter: blur(6px);
      padding: 18px;
    }
    .drawer.open{ display:block; }
    .drawer-panel{
      max-width: 520px;
      margin: 0 0 0 auto;
      border-radius: 22px;
      border:1px solid var(--line);
      background: rgba(7,10,18,.92);
      box-shadow: var(--shadow);
      padding: 14px;
    }
    .drawer-head{
      display:flex; align-items:center; justify-content:space-between; gap:10px;
      padding: 6px 4px 10px;
      border-bottom: 1px solid var(--line);
    }
    .drawer-head b{ font-size:14px; color: var(--muted); }
    .drawer-close{
      width:40px; height:40px;
      border-radius: 14px;
      border:1px solid var(--line);
      background: rgba(255,255,255,.05);
      cursor:pointer;
      display:flex; align-items:center; justify-content:center;
    }
    .drawer-close:hover{ background: rgba(255,255,255,.08); }
    .drawer-close svg{ width:18px; height:18px; stroke: var(--text); stroke-width: 2; stroke-linecap: round; fill:none; }

    nav.mobile{
      display:flex;
      flex-direction:column;
      gap:10px;
      padding: 12px 4px 4px;
    }
    nav.mobile a{
      padding: 12px 12px;
      border-radius: 16px;
      border: 1px solid var(--line);
      background: rgba(255,255,255,.03);
      color: var(--text);
      font-weight: 650;
    }
    nav.mobile a.secondary{
      font-weight: 550;
      color: var(--muted);
      background: rgba(255,255,255,.02);
    }

    /* Hero */
    header.hero{ padding:44px 0 20px; }
    .hero-grid{
      display:grid;
      grid-template-columns: 1.05fr .95fr;
      gap: 18px;
      align-items:stretch;
    }
    .hero h1{
      margin:14px 0 10px;
      font-size: clamp(30px, 4.2vw, 50px);
      line-height: 1.06;
      letter-spacing: -0.7px;
    }
    .hero p{
      margin:0;
      color: var(--muted);
      font-size: 16px;
      line-height: 1.6;
      max-width: 62ch;
    }
    .hero-actions{
      margin-top:16px;
      display:flex;
      gap:10px;
      flex-wrap:wrap;
      align-items:center;
    }

    .hero-card{
      border:1px solid var(--line);
      background: linear-gradient(180deg, rgba(255,255,255,.06), rgba(255,255,255,.03));
      border-radius: var(--radius2);
      padding:16px;
      box-shadow: var(--shadow);
      height:100%;
      display:flex;
      flex-direction:column;
      justify-content:space-between;
      overflow:hidden;
      position:relative;
    }
    .hero-card:before{
      content:"";
      position:absolute;
      inset:-2px;
      background:
        radial-gradient(600px 240px at 15% 0%, rgba(124,196,255,.18), transparent 55%),
        radial-gradient(460px 220px at 70% 20%, rgba(255,210,74,.18), transparent 60%);
      opacity:.9;
      pointer-events:none;
    }
    .hero-card > *{ position:relative; }
    .kpis{
      display:grid;
      grid-template-columns: 1fr 1fr;
      gap:10px;
      margin-top:12px;
    }
    .kpi{
      border:1px solid var(--line);
      background: rgba(7,10,18,.35);
      border-radius: 16px;
      padding:12px;
    }
    .kpi b{ display:block; font-size:16px; letter-spacing:-.3px; }
    .kpi span{ color:var(--muted2); font-size:13px; }

    section{ padding: 28px 0; }
    .section-title{
      display:flex; align-items:flex-end; justify-content:space-between; gap:12px;
      margin-bottom:12px;
    }
    h2{ margin:0; font-size: 20px; letter-spacing:-.3px; }
    .subtitle{ margin:0; color: var(--muted2); font-size: 13.5px; }

    .grid3{ display:grid; grid-template-columns: repeat(3, 1fr); gap:12px; }
    .grid2{ display:grid; grid-template-columns: repeat(2, 1fr); gap:12px; }

    .card{
      border:1px solid var(--line);
      background: rgba(255,255,255,.04);
      border-radius: var(--radius);
      padding:14px;
    }
    .card h3{
      margin:0 0 8px;
      font-size:15px;
      letter-spacing:-.2px;
    }
    .card p{ margin:0; color:var(--muted); line-height:1.55; font-size:13.8px; }

    .list{
      margin:10px 0 0;
      padding:0;
      list-style:none;
      display:flex;
      flex-direction:column;
      gap:8px;
    }
    .list li{
      display:flex; gap:10px; align-items:flex-start;
      color:var(--muted);
      line-height:1.45;
      font-size:13.8px;
    }
    .tick{
      width:18px; height:18px; border-radius:6px;
      background: rgba(255,210,74,.16);
      border:1px solid rgba(255,210,74,.30);
      display:inline-flex; align-items:center; justify-content:center;
      flex: 0 0 18px;
      margin-top:2px;
    }
    .tick svg{ width:12px; height:12px; fill: var(--accent); }

    /* Process */
    .process{
      display:grid;
      grid-template-columns: repeat(4, 1fr);
      gap:10px;
    }
    .step{
      border:1px solid var(--line);
      background: rgba(255,255,255,.03);
      border-radius: 18px;
      padding:12px;
      position:relative;
      overflow:hidden;
    }
    .step:after{
      content:"";
      position:absolute; inset:auto -40px -40px auto;
      width:110px; height:110px;
      background: radial-gradient(circle at 30% 30%, rgba(124,196,255,.14), transparent 60%);
      transform: rotate(10deg);
      pointer-events:none;
    }
    .num{
      display:inline-flex; align-items:center; justify-content:center;
      width:26px; height:26px;
      border-radius: 999px;
      border:1px solid var(--line);
      background: rgba(0,0,0,.25);
      margin-bottom:8px;
      color: var(--muted);
      font-weight:800;
      font-size:12.5px;
    }
    .step b{ display:block; font-size:13.5px; letter-spacing:-.2px; margin-bottom:6px; }
    .step p{ margin:0; color:var(--muted); font-size:13px; line-height:1.5; }

    /* CTA + Form */
    .cta{
      border:1px solid var(--line);
      background: linear-gradient(180deg, rgba(255,255,255,.06), rgba(255,255,255,.03));
      border-radius: var(--radius2);
      padding:16px;
      display:grid;
      grid-template-columns: 1.05fr .95fr;
      gap:12px;
      align-items:start;
    }

    form{
      display:grid;
      grid-template-columns: 1fr 1fr;
      gap:10px;
    }
    .field{ display:flex; flex-direction:column; gap:7px; }
    label{ font-size:12.8px; color:var(--muted); }
    input, textarea{
      width:100%;
      padding:12px 12px;
      border-radius: 14px;
      border:1px solid var(--line);
      background: rgba(7,10,18,.45);
      color: var(--text);
      outline:none;
      transition:.15s ease;
    }
    input:focus, textarea:focus{
      border-color: rgba(124,196,255,.45);
      box-shadow: 0 0 0 4px rgba(124,196,255,.10);
    }
    textarea{ min-height: 110px; resize: vertical; grid-column: 1 / -1; }
    .full{ grid-column: 1 / -1; }

    .consent{
      display:flex; gap:10px; align-items:flex-start;
      color: var(--muted2);
      font-size:12.2px;
      line-height:1.45;
    }
    .consent input{ width:18px; height:18px; margin-top:2px; }
    .form-actions{
      display:flex; gap:10px; flex-wrap:wrap; align-items:center; justify-content:space-between;
      grid-column: 1 / -1;
      margin-top:2px;
    }
    .hint{ color:var(--muted2); font-size:12.2px; }

    .toast{
      margin-top:10px;
      padding:12px 12px;
      border-radius: 14px;
      border:1px solid var(--line);
      background: rgba(7,10,18,.40);
      color: var(--muted);
      display:none;
      grid-column: 1 / -1;
    }
    .toast.ok{ border-color: rgba(124,196,255,.35); }
    .toast.err{ border-color: rgba(255,210,74,.35); }

    footer{
      padding:24px 0 38px;
      color: var(--muted2);
      border-top: 1px solid var(--line);
      margin-top: 10px;
    }
    .foot{
      display:flex; gap:12px; justify-content:space-between; align-items:flex-start; flex-wrap:wrap;
    }
    .foot small{ font-size:12.5px; }
    .links{ display:flex; gap:10px; flex-wrap:wrap; }
    .links a{ padding:6px 10px; border-radius:999px; border:1px solid var(--line); background: rgba(255,255,255,.03); }

    /* Responsive */
    @media (max-width: 980px){
      :root{ --headerH: 70px; }
      .hero-grid{ grid-template-columns: 1fr; }
      .cta{ grid-template-columns: 1fr; }
      .process{ grid-template-columns: 1fr 1fr; }
      .grid3{ grid-template-columns: 1fr; }
      .grid2{ grid-template-columns: 1fr; }
      form{ grid-template-columns: 1fr; }

      /* desktop nav hidden, burger visible */
      nav.desktop{ display:none; }
      .burger{ display:inline-flex; }

      /* логотип ещё крупнее для мобилки */
      .logo{ width:220px; }
      .brand{ min-width:auto; }
    }

    @media (max-width: 420px){
      .logo{ width:200px; }
    }