:root{
    --white:#ffffff;
    --paper:#f6f7fb;
    --paper-2:#eef1f8;
    --ink:#0f172a;
    --ink-2:#334155;
    --muted:#64748b;
    --line:#e2e8f0;
    --blue:#1d4ed8;
    --blue-soft:#e8efff;
    --cyan:#06b6d4;
    --radius:20px;
    --maxw:1200px;
  }
  *{box-sizing:border-box;margin:0;padding:0}
  html{scroll-behavior:smooth}
  body{
    font-family:'Inter',-apple-system,BlinkMacSystemFont,'Segoe UI',Roboto,Arial,sans-serif;
    background:var(--white);
    color:var(--ink);
    line-height:1.6;
    -webkit-font-smoothing:antialiased;
    overflow-x:hidden;
  }
  .container{max-width:var(--maxw);margin:0 auto;padding:0 24px}
  section{padding:100px 0;position:relative}
  h1,h2,h3{line-height:1.12;font-weight:800;letter-spacing:-.025em;color:var(--ink)}
  h2{font-size:clamp(28px,4vw,46px);margin-bottom:16px}
  .sub{color:var(--muted);font-size:17px;max-width:620px;margin-bottom:52px}
  .blue{color:var(--blue)}
  a{text-decoration:none;color:inherit}
  .eyebrow{
    display:inline-flex;align-items:center;gap:8px;
    font-size:12.5px;font-weight:700;letter-spacing:.12em;
    text-transform:uppercase;color:var(--blue);
    margin-bottom:20px;
  }
  .eyebrow::before{content:'';width:22px;height:2px;background:var(--blue);border-radius:2px}

  /* HEADER */
  header{
    position:fixed;top:0;left:0;right:0;z-index:100;
    background:rgba(255,255,255,.85);
    backdrop-filter:blur(16px);
    border-bottom:1px solid transparent;
    transition:.3s;
  }
  header.scrolled{border-bottom-color:var(--line);background:rgba(255,255,255,.95)}
  .nav{display:flex;align-items:center;justify-content:space-between;height:76px}
  .logo{display:flex;align-items:center;gap:11px;font-weight:800;font-size:19px;letter-spacing:-.02em}
  .logo img {width:200px;}
  .logo-mark{
    width:38px;height:38px;border-radius:12px;
    background:linear-gradient(135deg,var(--blue),var(--cyan));
    display:grid;place-items:center;color:#fff;font-size:18px;
    box-shadow:0 8px 22px rgba(29,78,216,.28);
  }
  .nav-links{display:flex;gap:32px;font-size:15px;color:var(--ink-2);font-weight:500}
  .nav-links a{transition:.2s;position:relative}
  .nav-links a::after{
    content:'';position:absolute;left:0;bottom:-6px;width:0;height:2px;
    background:var(--blue);transition:.3s;
  }
  .nav-links a:hover{color:var(--blue)}
  .nav-links a:hover::after{width:100%}
  .nav-right{display:flex;align-items:center;gap:18px}
  .nav-tel{font-weight:700;font-size:15px;color:var(--ink);transition:.2s}
  .nav-tel:hover{color:var(--blue)}
  .btn{
    display:inline-flex;align-items:center;justify-content:center;gap:8px;
    padding:14px 26px;border-radius:100px;font-weight:700;font-size:15px;
    cursor:pointer;border:0;transition:.25s;white-space:nowrap;font-family:inherit;
  }
  .btn-dark{background:var(--ink);color:#fff}
  .btn-dark:hover{background:var(--blue);transform:translateY(-2px);box-shadow:0 12px 28px rgba(29,78,216,.28)}
  .btn-blue{background:var(--blue);color:#fff;box-shadow:0 10px 26px rgba(29,78,216,.28)}
  .btn-blue:hover{transform:translateY(-2px);box-shadow:0 16px 34px rgba(29,78,216,.38)}
  .btn-outline{background:#fff;color:var(--ink);border:1.5px solid var(--line)}
  .btn-outline:hover{border-color:var(--blue);color:var(--blue)}
  .btn-sm{padding:11px 20px;font-size:14px}
  .burger{display:none;flex-direction:column;gap:5px;background:none;border:0;cursor:pointer;padding:8px}
  .burger span{width:24px;height:2px;background:var(--ink);border-radius:2px;transition:.3s}
  .mobile-menu{
    display:none;flex-direction:column;gap:2px;
    padding:14px 24px 24px;border-top:1px solid var(--line);background:#fff;
  }
  .mobile-menu a{padding:13px 0;font-size:16px;color:var(--ink-2);border-bottom:1px solid var(--line)}
  .mobile-menu a:last-child{border:0}
  .mobile-menu.open{display:flex}

  /* HERO — split */
  .hero{padding:150px 0 80px;position:relative;overflow:hidden}
  .hero-bg{
    position:absolute;inset:0;z-index:-1;
    background:
      radial-gradient(circle at 88% 12%,rgba(29,78,216,.09),transparent 45%),
      radial-gradient(circle at 5% 90%,rgba(6,182,212,.08),transparent 45%),
      linear-gradient(180deg,var(--paper) 0%,#fff 100%);
  }
  .hero-split{display:grid;grid-template-columns:1.05fr .95fr;gap:64px;align-items:center}
  .hero h1{font-size:clamp(34px,5vw,60px);margin-bottom:24px}
  .hero h1 .mark{
    position:relative;display:inline-block;
  }
  .hero h1 .mark::after{
    content:'';position:absolute;left:0;right:0;bottom:6px;height:14px;
    background:rgba(6,182,212,.25);z-index:-1;border-radius:3px;
  }
  .hero p.lead{font-size:18px;color:var(--muted);max-width:500px;margin-bottom:34px}
  .hero-cta{display:flex;gap:14px;flex-wrap:wrap;margin-bottom:42px}
  .trust{display:flex;gap:26px;flex-wrap:wrap;align-items:center}
  .trust-item{display:flex;align-items:center;gap:10px;font-size:14px;color:var(--ink-2);font-weight:500}
  .trust-item .ico{
    width:30px;height:30px;border-radius:9px;
    background:var(--blue-soft);color:var(--blue);
    display:grid;place-items:center;font-size:14px;flex:none;
  }

  /* Hero visual — big circle */
  .hero-visual{position:relative;display:grid;place-items:center}
  .visual-circle{
    width:100%;max-width:440px;aspect-ratio:1;
    border-radius:50%;
    background:
      radial-gradient(circle at 30% 30%,#fff 0%,transparent 45%),
      conic-gradient(from 200deg,var(--blue),var(--cyan),#7dd3fc,var(--blue));
    display:grid;place-items:center;
    position:relative;
    box-shadow:0 40px 80px rgba(29,78,216,.22);
  }
  .visual-circle::before{
    content:'';position:absolute;inset:26px;border-radius:50%;
    background:#fff;
  }
  .visual-inner{
    position:relative;z-index:1;text-align:center;padding:40px;
  }
  .visual-inner .big{
    font-size:clamp(52px,8vw,82px);font-weight:800;letter-spacing:-.05em;
    background:linear-gradient(135deg,var(--blue),var(--cyan));
    -webkit-background-clip:text;background-clip:text;color:transparent;
    line-height:1;
  }
  .visual-inner .small{
    font-size:14px;color:var(--muted);margin-top:8px;font-weight:500;
    max-width:200px;
  }
  .float-tag{
    position:absolute;background:#fff;border:1px solid var(--line);
    border-radius:14px;padding:12px 16px;
    box-shadow:0 14px 34px rgba(15,23,42,.1);
    font-size:13.5px;font-weight:600;
    display:flex;align-items:center;gap:9px;
  }
  .float-tag .dot{
    width:8px;height:8px;border-radius:50%;background:#22c55e;flex:none;
    box-shadow:0 0 0 4px rgba(34,197,94,.18);
  }
  .tag-1{top:8%;left:-10px;animation:float 5s ease-in-out infinite}
  .tag-2{bottom:14%;right:-14px;animation:float 5s ease-in-out infinite .8s}
  .tag-3{bottom:-4%;left:14%;animation:float 5s ease-in-out infinite 1.6s}
  @keyframes float{0%,100%{transform:translateY(0)}50%{transform:translateY(-10px)}}

  /* LOGO STRIP */
  .strip{padding:34px 0;border-top:1px solid var(--line);border-bottom:1px solid var(--line);background:var(--paper)}
  .strip-flex{display:flex;align-items:center;justify-content:space-between;gap:30px;flex-wrap:wrap}
  .strip-label{font-size:13px;color:var(--muted);font-weight:600;text-transform:uppercase;letter-spacing:.1em}
  .strip-items{display:flex;gap:38px;flex-wrap:wrap}
  .strip-items span{font-size:15px;font-weight:700;color:var(--ink-2);opacity:.55;transition:.25s}
  .strip-items span:hover{opacity:1;color:var(--blue)}

  /* SERVICES — horizontal list */
  .services{padding:100px 0}
  .svc-list{display:flex;flex-direction:column;border-top:1px solid var(--line)}
  .svc-row{
    display:grid;grid-template-columns:70px 1.2fr 1.6fr auto;
    gap:30px;align-items:center;
    padding:32px 12px;border-bottom:1px solid var(--line);
    transition:.3s;cursor:pointer;position:relative;
  }
  .svc-row::before{
    content:'';position:absolute;left:0;top:0;bottom:0;width:0;
    background:var(--blue-soft);transition:.35s;z-index:-1;border-radius:14px;
  }
  .svc-row:hover{padding-left:24px}
  .svc-row:hover::before{width:100%}
  .svc-num{font-size:14px;font-weight:700;color:var(--blue);letter-spacing:.05em}
  .svc-title{font-size:22px;font-weight:700;letter-spacing:-.02em}
  .svc-desc{font-size:15px;color:var(--muted)}
  .svc-arrow{
    width:44px;height:44px;border-radius:50%;
    border:1.5px solid var(--line);display:grid;place-items:center;
    color:var(--blue);font-size:18px;transition:.3s;flex:none;
  }
  .svc-row:hover .svc-arrow{background:var(--blue);border-color:var(--blue);color:#fff;transform:rotate(-45deg)}

  /* NUMBERS */
  .numbers{padding:80px 0;background:var(--ink);color:#fff;position:relative;overflow:hidden}
  .numbers::before{
    content:'';position:absolute;top:-100px;right:-100px;
    width:400px;height:400px;border-radius:50%;
    background:radial-gradient(circle,rgba(6,182,212,.24),transparent 65%);
  }
  .numbers-grid{
    display:grid;grid-template-columns:repeat(auto-fit,minmax(200px,1fr));
    gap:40px;position:relative;z-index:1;
  }
  .num-item{border-left:2px solid rgba(255,255,255,.14);padding-left:24px}
  .num-item b{
    display:block;font-size:clamp(38px,5vw,58px);font-weight:800;letter-spacing:-.04em;
    background:linear-gradient(135deg,#fff,var(--cyan));
    -webkit-background-clip:text;background-clip:text;color:transparent;
    line-height:1;margin-bottom:10px;
  }
  .num-item span{font-size:14.5px;color:rgba(255,255,255,.6)}

  /* WHY — bento */
  .why{padding:100px 0;background:var(--paper)}
  .bento{
    display:grid;
    grid-template-columns:repeat(6,1fr);
    grid-auto-rows:minmax(180px,auto);
    gap:18px;
  }
  .bento-item{
    background:#fff;border:1px solid var(--line);border-radius:var(--radius);
    padding:30px 28px;transition:.3s;position:relative;overflow:hidden;
  }
  .bento-item:hover{transform:translateY(-4px);box-shadow:0 20px 44px rgba(15,23,42,.08);border-color:rgba(29,78,216,.3)}
  .bento-item h3{font-size:19px;margin-bottom:10px}
  .bento-item p{font-size:14.5px;color:var(--muted)}
  .bento-item .ico{
    width:48px;height:48px;border-radius:14px;
    background:var(--blue-soft);color:var(--blue);
    display:grid;place-items:center;font-size:22px;margin-bottom:18px;
  }
  .b-wide{grid-column:span 4}
  .b-tall{grid-column:span 2;grid-row:span 2;display:flex;flex-direction:column;justify-content:flex-end}
  .b-small{grid-column:span 2}
  .b-half{grid-column:span 3}
  .b-tall .big-emoji{font-size:70px;margin-bottom:auto;line-height:1}
  .b-accent{background:linear-gradient(160deg,var(--blue),#1e40af);color:#fff;border-color:transparent}
  .b-accent h3,.b-accent p{color:#fff}
  .b-accent p{opacity:.8}
  .b-accent .ico{background:rgba(255,255,255,.16);color:#fff}

  /* PROCESS — timeline */
  .process{padding:100px 0}
  .timeline{position:relative;padding-left:36px;max-width:820px;margin:0 auto}
  .timeline::before{
    content:'';position:absolute;left:9px;top:6px;bottom:6px;width:2px;
    background:linear-gradient(180deg,var(--blue),var(--cyan));
    border-radius:2px;
  }
  .tl-item{position:relative;padding-bottom:44px}
  .tl-item:last-child{padding-bottom:0}
  .tl-item::before{
    content:'';position:absolute;left:-36px;top:4px;
    width:20px;height:20px;border-radius:50%;
    background:#fff;border:3px solid var(--blue);
    box-shadow:0 0 0 4px rgba(29,78,216,.1);
  }
  .tl-time{font-size:13px;font-weight:700;color:var(--blue);text-transform:uppercase;letter-spacing:.1em;margin-bottom:8px}
  .tl-item h3{font-size:20px;margin-bottom:8px}
  .tl-item p{color:var(--muted);font-size:15px;max-width:560px}

  /* PRICES — calculator-ish */
  .prices{padding:100px 0;background:var(--paper)}
  .calc{
    display:grid;grid-template-columns:1fr 1fr;gap:0;
    background:#fff;border:1px solid var(--line);border-radius:26px;
    overflow:hidden;box-shadow:0 24px 60px rgba(15,23,42,.07);
  }
  .calc-left{padding:46px 44px}
  .calc-left h3{font-size:24px;margin-bottom:10px}
  .calc-left > p{color:var(--muted);font-size:15px;margin-bottom:30px}
  .field{margin-bottom:20px}
  .field label{display:block;font-size:14px;font-weight:600;color:var(--ink-2);margin-bottom:8px}
  .field select,.field input{
    width:100%;padding:14px 16px;border-radius:12px;
    border:1.5px solid var(--line);background:var(--paper);
    font-size:15px;font-family:inherit;color:var(--ink);transition:.2s;
  }
  .field select:focus,.field input:focus{
    outline:none;border-color:var(--blue);background:#fff;
    box-shadow:0 0 0 4px rgba(29,78,216,.1);
  }
  .calc-right{
    padding:46px 44px;background:var(--ink);color:#fff;
    display:flex;flex-direction:column;justify-content:center;position:relative;overflow:hidden;
  }
  .calc-right::before{
    content:'';position:absolute;bottom:-80px;right:-80px;
    width:280px;height:280px;border-radius:50%;
    background:radial-gradient(circle,rgba(6,182,212,.3),transparent 65%);
  }
  .calc-right .lbl{font-size:14px;color:rgba(255,255,255,.6);margin-bottom:10px;position:relative}
  .calc-right .val{
    font-size:clamp(38px,5vw,54px);font-weight:800;letter-spacing:-.04em;
    line-height:1;margin-bottom:6px;position:relative;
  }
  .calc-right .val small{font-size:17px;font-weight:500;color:rgba(255,255,255,.6)}
  .calc-right .hint{font-size:13.5px;color:rgba(255,255,255,.5);margin-bottom:30px;position:relative}
  .calc-right .btn{position:relative;width:100%}

  /* REVIEWS */
  .reviews{padding:100px 0}
  .rev-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(300px,1fr));gap:20px}
  .rev{
    background:var(--paper);border:1px solid var(--line);border-radius:var(--radius);
    padding:32px 30px;display:flex;flex-direction:column;gap:20px;transition:.3s;
  }
  .rev:hover{background:#fff;box-shadow:0 20px 44px rgba(15,23,42,.07);transform:translateY(-4px)}
  .rev .quote{font-size:34px;line-height:1;color:var(--blue);font-weight:800;font-family:Georgia,serif}
  .rev p{font-size:15px;color:var(--ink-2);flex:1}
  .rev-author{display:flex;align-items:center;gap:12px;padding-top:18px;border-top:1px solid var(--line)}
  .avatar{
    width:44px;height:44px;border-radius:50%;
    background:linear-gradient(135deg,var(--blue),var(--cyan));
    display:grid;place-items:center;color:#fff;font-weight:800;font-size:16px;flex:none;
  }
  .rev-author b{display:block;font-size:15px}
  .rev-author span{font-size:13px;color:var(--muted)}

  /* FAQ two column */
  .faq{padding:100px 0;background:var(--paper)}
  .faq-grid{display:grid;grid-template-columns:1fr 1.4fr;gap:60px;align-items:start}
  .faq-left h2{margin-bottom:18px}
  .faq-left p{color:var(--muted);font-size:16px;margin-bottom:28px}
  .faq-list{display:flex;flex-direction:column;gap:12px}
  .faq-item{
    background:#fff;border:1px solid var(--line);border-radius:16px;overflow:hidden;transition:.3s;
  }
  .faq-item.open{border-color:var(--blue);box-shadow:0 12px 32px rgba(29,78,216,.09)}
  .faq-q{
    width:100%;background:none;border:0;text-align:left;
    padding:22px 26px;font-size:16px;font-weight:600;color:var(--ink);
    cursor:pointer;display:flex;justify-content:space-between;align-items:center;gap:16px;
    font-family:inherit;
  }
  .faq-q .plus{
    width:26px;height:26px;border-radius:50%;flex:none;
    background:var(--blue-soft);color:var(--blue);
    display:grid;place-items:center;font-size:16px;transition:.3s;
  }
  .faq-item.open .plus{background:var(--blue);color:#fff;transform:rotate(45deg)}
  .faq-a{max-height:0;overflow:hidden;transition:max-height .35s ease;color:var(--muted);font-size:15px}
  .faq-a div{padding:0 26px 24px}
  .faq-item.open .faq-a{max-height:320px}

  /* CTA */
  .cta{padding:100px 0}
  .cta-card{
    background:linear-gradient(140deg,var(--blue),#1e40af 70%);
    border-radius:30px;padding:64px 56px;color:#fff;
    display:grid;grid-template-columns:1.1fr .9fr;gap:56px;align-items:center;
    position:relative;overflow:hidden;
    box-shadow:0 30px 70px rgba(29,78,216,.28);
  }
  .cta-card::before{
    content:'';position:absolute;top:-140px;right:-80px;
    width:420px;height:420px;border-radius:50%;
    background:radial-gradient(circle,rgba(6,182,212,.4),transparent 65%);
  }
  .cta-card h2{color:#fff;margin-bottom:16px}
  .cta-card p{color:rgba(255,255,255,.78);font-size:17px;margin-bottom:30px}
  .cta-contacts{display:flex;flex-direction:column;gap:14px}
  .cta-contacts a{
    display:flex;align-items:center;gap:14px;
    padding:16px 20px;border-radius:14px;
    background:rgba(255,255,255,.1);border:1px solid rgba(255,255,255,.16);
    font-size:16px;font-weight:600;transition:.25s;color:#fff;position:relative;
  }
  .cta-contacts a:hover{background:rgba(255,255,255,.18);transform:translateX(4px)}
  .cta-contacts .ico{
    width:40px;height:40px;border-radius:11px;flex:none;
    background:rgba(255,255,255,.16);display:grid;place-items:center;font-size:18px;
  }
  .cta-note{margin-top:20px;font-size:13px;color:rgba(255,255,255,.6);position:relative}

  /* FOOTER */
  footer{padding:60px 0 30px;border-top:1px solid var(--line);background:#fff}
  .foot-grid{display:grid;grid-template-columns:1.6fr 1fr 1fr 1fr;gap:40px;margin-bottom:44px}
  .foot-grid h4{font-size:14px;text-transform:uppercase;letter-spacing:.1em;color:var(--muted);margin-bottom:18px;font-weight:700}
  .foot-grid a{display:block;color:var(--ink-2);font-size:14.5px;margin-bottom:11px;transition:.2s}
  .foot-grid a:hover{color:var(--blue)}
  .foot-desc{color:var(--muted);font-size:14.5px;max-width:300px;margin-top:18px}
  .foot-bottom{
    border-top:1px solid var(--line);padding-top:24px;
    display:flex;justify-content:space-between;flex-wrap:wrap;gap:14px;
    color:var(--muted);font-size:13.5px;
  }

  /* FAB */
  .fab{
    position:fixed;right:24px;bottom:24px;z-index:90;
    width:64px;height:64px;border-radius:50%;
    display:grid;place-items:center;font-size:24px;
  }
  .fab svg {width: 64px;height: 64px;}
  .fab svg:hover{transform:scale(1.08);}

  /* REVEAL */
  .reveal{opacity:0;transform:translateY(26px);transition:opacity .7s ease,transform .7s ease}
  .reveal.in{opacity:1;transform:none}

  /* RESPONSIVE */
  @media(max-width:1024px){
    .hero-split{grid-template-columns:1fr;gap:50px}
    .hero-visual{max-width:420px;margin:0 auto}
    .bento{grid-template-columns:repeat(2,1fr)}
    .b-wide,.b-tall,.b-small,.b-half{grid-column:span 2;grid-row:auto}
    .b-tall{grid-row:auto;min-height:auto}
    .b-tall .big-emoji{font-size:48px;margin-bottom:20px}
    .calc{grid-template-columns:1fr}
    .faq-grid{grid-template-columns:1fr;gap:38px}
    .cta-card{grid-template-columns:1fr;gap:36px;padding:48px 40px}
    .foot-grid{grid-template-columns:1fr 1fr;gap:32px}
  }
  @media(max-width:760px){
    section{padding:70px 0}
    .hero{padding:120px 0 60px}
    .nav-links{display:none}
    .nav-tel{display:none}
    .btn-sm{display: none;}
    .burger{display:flex}
    .svc-row{grid-template-columns:50px 1fr auto;gap:16px;padding:24px 8px}
    .svc-desc{display:none}
    .svc-title{font-size:18px}
    .numbers{padding:60px 0}
    .num-item{padding-left:18px}
    .calc-left,.calc-right{padding:32px 26px}
    .cta-card{padding:38px 26px;border-radius:22px}
    .foot-grid{grid-template-columns:1fr;gap:26px}
    .foot-bottom{flex-direction:column;text-align:center}
    .tag-1,.tag-2,.tag-3{display:none}
  }
  @media(max-width:420px){
    .hero-cta .btn{width:100%}
    .bento{grid-template-columns:1fr}
    .b-wide,.b-tall,.b-small,.b-half{grid-column:span 1}
  }