:root{
    --b24-blue:#0067b3;
    --b24-blue-dark:#00508a;
    --b24-sky:#2fc6f6;
    --b24-sky-light:#e6f7fe;
    --b24-dark:#1a1f2b;
    --b24-gray:#6b7480;
    --b24-bg:#f5f8fb;
    --white:#fff;
    --radius:14px;
    --shadow:0 10px 30px rgba(0,103,179,.10);
  }
  *{margin:0;padding:0;box-sizing:border-box}
  html{scroll-behavior:smooth}
  body{
    font-family:'Inter','Segoe UI',system-ui,-apple-system,sans-serif;
    color:var(--b24-dark);
    background:var(--white);
    line-height:1.6;
    -webkit-font-smoothing:antialiased;
  }
  .container{max-width:1180px;margin:0 auto;padding:0 20px}
  h1,h2,h3{line-height:1.2;font-weight:800}
  h2{font-size:clamp(1.6rem,3.5vw,2.4rem);margin-bottom:14px}
  .section{padding:80px 0}
  .section-sub{color:var(--b24-gray);max-width:640px;margin-bottom:40px;font-size:1.05rem}

  a.logo img{width:50px;}
  
  /* HEADER */
  header{
    position:sticky;top:0;z-index:50;
    background:rgba(255,255,255,.92);
    backdrop-filter:blur(10px);
    border-bottom:1px solid #e8eef5;
  }
  .header-inner{display:flex;align-items:center;justify-content:space-between;height:70px}
  .logo{display:flex;align-items:center;gap:10px;font-weight:800;font-size:1.15rem;color:var(--b24-dark);text-decoration:none}
  .logo-mark{
    width:34px;height:34px;border-radius:9px;
    background:linear-gradient(135deg,var(--b24-blue),var(--b24-sky));
    display:grid;place-items:center;color:#fff;font-weight:900;font-size:.95rem;
  }
  nav{display:flex;gap:26px;align-items:center}
  nav a{color:var(--b24-gray);text-decoration:none;font-size:.95rem;font-weight:600;transition:color .2s}
  nav a:hover{color:var(--b24-blue)}
  .header-phone{font-weight:700;color:var(--b24-dark);text-decoration:none;font-size:.95rem}
  .burger{display:none;background:none;border:none;cursor:pointer;padding:8px}
  .burger span{display:block;width:24px;height:2.5px;background:var(--b24-dark);margin:5px 0;border-radius:2px;transition:.3s}
  
  /* BUTTONS */
  .btn{
    display:inline-flex;align-items:center;justify-content:center;gap:8px;
    padding:15px 30px;border-radius:10px;font-weight:700;font-size:1rem;
    text-decoration:none;cursor:pointer;border:none;transition:.25s;white-space:nowrap;
  }
  .btn-primary{background:var(--b24-blue);color:#fff;box-shadow:0 6px 18px rgba(0,103,179,.3);border: 1px solid #fff;}
  .btn-primary:hover{background:var(--b24-blue-dark);transform:translateY(-2px);box-shadow:0 10px 24px rgba(0,103,179,.4)}
  .btn-outline{background:transparent;color:var(--b24-blue);border:2px solid var(--b24-blue)}
  .btn-outline:hover{background:var(--b24-sky-light)}
  .btn-white{background:#fff;color:var(--b24-blue)}
  .btn-white:hover{background:#eef6fc}
  .btn-success{
    background:#1f9e4a;color:#fff;
    box-shadow:0 6px 18px rgba(31,158,74,.3);
  }
  .btn-success:hover:not(:disabled){background:#178a3e;transform:translateY(-2px)}
  .btn-success:disabled{opacity:.7;cursor:default;transform:none}
  
  /* HERO */
  .hero{
    background:
      radial-gradient(900px 500px at 85% -10%, rgba(47,198,246,.22), transparent 60%),
      linear-gradient(160deg,#eaf4fc 0%,#f5f8fb 60%,#fff 100%);
    padding:90px 0 80px;
    overflow:hidden;
  }
  .hero-grid{display:grid;grid-template-columns:1.15fr .85fr;gap:60px;align-items:center}
  .hero-badge{
    display:inline-flex;align-items:center;gap:8px;
    background:#fff;border:1px solid #d8e8f5;color:var(--b24-blue);
    font-size:.82rem;font-weight:700;padding:7px 16px;border-radius:100px;margin-bottom:22px;
  }
  .hero-badge::before{content:"";width:8px;height:8px;border-radius:50%;background:var(--b24-sky);box-shadow:0 0 0 4px rgba(47,198,246,.25)}
  .hero h1{font-size:clamp(2rem,4.6vw,3.4rem);margin-bottom:22px;letter-spacing:-.5px}
  .hero h1 em{font-style:normal;color:var(--b24-blue)}
  .hero p.lead{font-size:clamp(1rem,1.6vw,1.18rem);color:var(--b24-gray);margin-bottom:34px;max-width:560px}
  .hero-actions{display:flex;gap:14px;flex-wrap:wrap;margin-bottom:34px}
  .hero-facts{display:flex;gap:34px;flex-wrap:wrap}
  .fact b{display:block;font-size:1.6rem;color:var(--b24-blue);font-weight:900}
  .fact span{font-size:.87rem;color:var(--b24-gray);font-weight:600}
  
  /* HERO CARD */
  .hero-card{
    background:#fff;border-radius:20px;padding:32px;
    box-shadow:0 24px 60px rgba(0,80,138,.16);
    border:1px solid #e8f1fa;position:relative;
  }
  .hero-card::after{
    content:"";position:absolute;inset:-1px;border-radius:20px;pointer-events:none;
    background:linear-gradient(135deg,rgba(47,198,246,.5),transparent 40%);
    -webkit-mask:linear-gradient(#fff 0 0) content-box,linear-gradient(#fff 0 0);
    -webkit-mask-composite:xor;mask-composite:exclude;padding:1px;
  }
  .hero-card h3{font-size:1.2rem;margin-bottom:6px}
  .hero-card .hc-sub{font-size:.9rem;color:var(--b24-gray);margin-bottom:22px}
  .price-line{
    display:flex;justify-content:space-between;align-items:baseline;
    padding:14px 0;border-bottom:1px dashed #e3edf6;
  }
  .price-line:last-of-type{border-bottom:none}
  .price-line span{font-size:.95rem;color:var(--b24-gray);font-weight:600}
  .price-line b{font-size:1.15rem;color:var(--b24-dark);font-weight:800;white-space:nowrap}
  .hero-card .btn{width:100%;margin-top:20px}
  
  /* SERVICES */
  .services{background:var(--white)}
  .cards{display:grid;grid-template-columns:repeat(3,1fr);gap:26px}
  .card{
    background:var(--white);border:1px solid #e6eef6;border-radius:var(--radius);
    padding:34px 28px;transition:.3s;position:relative;overflow:hidden;
  }
  .card::before{
    content:"";position:absolute;top:0;left:0;right:0;height:4px;
    background:linear-gradient(90deg,var(--b24-blue),var(--b24-sky));
    transform:scaleX(0);transform-origin:left;transition:.35s;
  }
  .card:hover{transform:translateY(-6px);box-shadow:var(--shadow);border-color:#d3e5f4}
  .card:hover::before{transform:scaleX(1)}
  .card-icon{
    width:54px;height:54px;border-radius:14px;background:var(--b24-sky-light);
    display:grid;place-items:center;margin-bottom:20px;font-size:1.5rem;
  }
  .card h3{font-size:1.25rem;margin-bottom:12px}
  .card p{color:var(--b24-gray);font-size:.95rem;margin-bottom:20px}
  .card .price{font-size:1.6rem;font-weight:900;color:var(--b24-blue);margin-bottom:4px}
  .card .price small{font-size:.85rem;color:var(--b24-gray);font-weight:600}
  .card ul{list-style:none;margin:18px 0 24px}
  .card ul li{
    font-size:.9rem;color:var(--b24-gray);padding-left:24px;position:relative;margin-bottom:9px;
  }
  .card ul li::before{
    content:"";position:absolute;left:0;top:8px;width:14px;height:14px;border-radius:50%;
    background:var(--b24-sky-light);
    background-image:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='%230067b3' stroke-width='3.5' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpolyline points='20 6 9 17 4 12'/%3E%3C/svg%3E");
    background-size:9px;background-position:center;background-repeat:no-repeat;
  }
  .card .btn{width:100%}
  .card.featured{border-color:var(--b24-blue);box-shadow:0 16px 40px rgba(0,103,179,.14)}
  .card.featured::after{
    content:"Хит";position:absolute;top:18px;right:-32px;transform:rotate(45deg);
    background:var(--b24-sky);color:#04364d;font-size:.72rem;font-weight:800;
    padding:5px 40px;letter-spacing:.5px;
  }
  
  /* BENEFITS */
  .benefits{background:var(--b24-bg)}
  .benefits-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:22px}
  .benefit{background:#fff;border-radius:var(--radius);padding:28px 24px;border:1px solid #e6eef6}
  .benefit b{display:block;font-size:2rem;color:var(--b24-blue);font-weight:900;margin-bottom:8px}
  .benefit h3{font-size:1.02rem;margin-bottom:8px}
  .benefit p{font-size:.88rem;color:var(--b24-gray)}
  
  /* CASES */
  .cases{background:var(--white)}
  .cases-head{display:flex;justify-content:space-between;align-items:flex-end;gap:24px;margin-bottom:34px}
  .cases-nav{display:flex;gap:10px;flex-shrink:0}
  .cases-arrow{
    width:48px;height:48px;border-radius:12px;border:1.5px solid #dbe7f1;background:#fff;
    color:var(--b24-blue);display:grid;place-items:center;cursor:pointer;transition:.2s;
  }
  .cases-arrow:hover:not(:disabled){background:var(--b24-sky-light);border-color:var(--b24-blue);transform:translateY(-2px)}
  .cases-arrow:disabled{opacity:.35;cursor:default}
  .cases-arrow svg{width:22px;height:22px}
  
  .carousel-wrap{position:relative;overflow:hidden;padding:0 20px}
  .carousel{
    display:flex;gap:26px;transition:transform .45s cubic-bezier(.4,0,.2,1);
    will-change:transform;
  }
  .case-card{
    flex:0 0 calc((100% - 52px) / 3);
    background:#fff;border:1px solid #e6eef6;border-radius:var(--radius);
    padding:26px 24px;cursor:pointer;transition:.3s;display:flex;flex-direction:column;
  }
  .case-card:hover{transform:translateY(-6px);box-shadow:var(--shadow);border-color:#cfe3f4}
  .case-tag{
    align-self:flex-start;font-size:.74rem;font-weight:800;letter-spacing:.4px;
    text-transform:uppercase;color:var(--b24-blue);background:var(--b24-sky-light);
    padding:5px 12px;border-radius:100px;margin-bottom:16px;
  }
  .case-cover{
    height:140px;border-radius:12px;margin-bottom:18px;display:grid;place-items:center;
    color:#fff;font-weight:800;font-size:1rem;letter-spacing:.5px;position:relative;overflow:hidden;
  }
  .case-cover::after{
    content:"";position:absolute;inset:0;
    background:radial-gradient(circle at 70% 20%, rgba(255,255,255,.25), transparent 60%);
  }
  .cover-1{background:linear-gradient(135deg,#0067b3,#2fc6f6)}
  .cover-2{background:linear-gradient(135deg,#00508a,#0084d8)}
  .cover-3{background:linear-gradient(135deg,#2fc6f6,#0067b3)}
  .cover-4{background:linear-gradient(135deg,#1a1f2b,#0067b3)}
  .cover-5{background:linear-gradient(135deg,#0084d8,#2fc6f6)}
  .case-card h3{font-size:1.08rem;margin-bottom:10px}
  .case-card p{font-size:.9rem;color:var(--b24-gray);margin-bottom:18px;flex-grow:1}
  .case-metrics{display:flex;gap:20px;margin-bottom:16px;padding-top:16px;border-top:1px dashed #e3edf6}
  .case-metrics div b{display:block;font-size:1.15rem;color:var(--b24-blue);font-weight:900}
  .case-metrics div span{font-size:.78rem;color:var(--b24-gray);font-weight:600}
  .case-open{
    background:none;border:none;color:var(--b24-blue);font-weight:800;font-size:.9rem;
    cursor:pointer;padding:0;text-align:left;transition:.2s;
  }
  .case-open:hover{color:var(--b24-blue-dark);letter-spacing:.3px}
  
  .carousel-dots{display:flex;justify-content:center;gap:8px;margin-top:28px}
  .dot{
    width:9px;height:9px;border-radius:50%;border:none;background:#d3e2ef;cursor:pointer;
    transition:.25s;padding:0;
  }
  .dot.active{background:var(--b24-blue);width:26px;border-radius:100px}
  
  /* MODAL */
  .modal{position:fixed;inset:0;z-index:100;display:none;align-items:center;justify-content:center;padding:20px}
  .modal.open{display:flex}
  .modal-overlay{position:absolute;inset:0;background:rgba(15,30,45,.55);backdrop-filter:blur(4px)}
  .modal-box{
    position:relative;background:#fff;border-radius:20px;max-width:720px;width:100%;
    max-height:88vh;overflow-y:auto;padding:44px 44px 38px;
    box-shadow:0 30px 80px rgba(0,40,80,.3);
    animation:modalIn .3s cubic-bezier(.2,.8,.3,1);
  }
  @keyframes modalIn{from{opacity:0;transform:translateY(20px) scale(.97)}to{opacity:1;transform:none}}
  .modal-close{
    position:absolute;top:18px;right:18px;width:40px;height:40px;border-radius:10px;
    border:none;background:#f2f7fb;color:var(--b24-dark);font-size:1rem;cursor:pointer;
    transition:.2s;display:grid;place-items:center;
  }
  .modal-close:hover{background:var(--b24-sky-light);color:var(--b24-blue)}
  .modal-tag{
    display:inline-block;font-size:.74rem;font-weight:800;letter-spacing:.4px;
    text-transform:uppercase;color:var(--b24-blue);background:var(--b24-sky-light);
    padding:5px 12px;border-radius:100px;margin-bottom:14px;
  }
  .modal-body h3{font-size:clamp(1.3rem,3vw,1.7rem);margin-bottom:26px;padding-right:40px}
  .modal-section{margin-bottom:26px}
  .modal-section h4{
    font-size:.95rem;margin-bottom:12px;color:var(--b24-blue);
    text-transform:uppercase;letter-spacing:.5px;font-weight:800;
  }
  .modal-section p{color:var(--b24-gray);font-size:.97rem}
  .modal-section ul{list-style:none}
  .modal-section ul li{
    position:relative;padding-left:26px;margin-bottom:10px;font-size:.95rem;color:var(--b24-dark);
  }
  .modal-section ul li::before{
    content:"";position:absolute;left:0;top:7px;width:16px;height:16px;border-radius:50%;
    background:var(--b24-sky-light);
    background-image:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='%230067b3' stroke-width='3.5' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpolyline points='20 6 9 17 4 12'/%3E%3C/svg%3E");
    background-size:10px;background-position:center;background-repeat:no-repeat;
  }
  .modal-section ul.benefit-list li::before{
    background-color:#d9f4dd;
    background-image:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='%231f9e4a' stroke-width='3.5' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpolyline points='20 6 9 17 4 12'/%3E%3C/svg%3E");
  }
  .modal-stats{display:grid;grid-template-columns:1fr 1fr;gap:16px;margin:28px 0 28px}
  .modal-stat{
    background:var(--b24-bg);border-radius:12px;padding:18px 20px;border:1px solid #e6eef6;
  }
  .modal-stat span{display:block;font-size:.78rem;color:var(--b24-gray);font-weight:700;text-transform:uppercase;letter-spacing:.4px;margin-bottom:6px}
  .modal-stat b{font-size:1rem;color:var(--b24-dark);font-weight:800;line-height:1.35}
  .modal-stat.accent{background:linear-gradient(135deg,#eaf4fc,#e6f7fe);border-color:#cfe3f4}
  .modal-stat.accent b{color:var(--b24-blue)}
  .modal-cta{width:100%}
  
  /* Мини-форма внутри кейса */
  .case-cta-zone{margin-top:8px}
  .case-mini-form{display:flex;flex-direction:column;gap:14px;animation:fadeUp .35s ease}
  .case-mini-form[hidden]{display:none}
  .case-mini-form .field{margin-bottom:0}
  .case-mini-form label{font-size:.9rem;font-weight:700;margin-bottom:8px;display:block}
  .case-mini-form input[type="tel"]{
    width:100%;padding:14px 16px;border:1.5px solid #dbe7f1;border-radius:10px;
    font-size:1rem;font-family:inherit;background:#fbfdff;transition:.2s;
  }
  .case-mini-form input[type="tel"]:focus{
    outline:none;border-color:var(--b24-blue);background:#fff;
    box-shadow:0 0 0 4px rgba(0,103,179,.10);
  }
  .case-mini-form .checkbox{margin:4px 0 6px}
  .case-form-note{
    font-size:.85rem;margin-top:4px;text-align:center;font-weight:600;
  }
  .case-form-note.error{color:#e04545}
  .case-mini-form .form-success{padding:10px 0}
  .case-mini-form .form-success h3{font-size:1.15rem}
  .case-mini-form .form-success p{font-size:.93rem}
  
  /* PRIVACY MODAL */
  .modal-box-lg{max-width:820px}
  .privacy-body h3{padding-right:40px}
  .privacy-updated{
    font-size:.88rem;color:var(--b24-gray);margin-bottom:30px;
    padding-bottom:20px;border-bottom:1px solid #e8eef5;
  }
  .privacy-updated b{color:var(--b24-dark)}
  .privacy-section{margin-bottom:26px}
  .privacy-section h4{
    font-size:1rem;margin-bottom:10px;color:var(--b24-dark);font-weight:800;
  }
  .privacy-section p{color:var(--b24-gray);font-size:.94rem;margin-bottom:10px}
  .privacy-section p:last-child{margin-bottom:0}
  .privacy-section ul{list-style:none;margin:10px 0 12px}
  .privacy-section ul li{
    position:relative;padding-left:22px;margin-bottom:8px;font-size:.93rem;color:var(--b24-dark);
  }
  .privacy-section ul li::before{
    content:"";position:absolute;left:0;top:8px;width:8px;height:8px;border-radius:50%;
    background:var(--b24-sky);
  }
  .privacy-section a{color:var(--b24-blue);text-decoration:none;font-weight:600}
  .privacy-section a:hover{text-decoration:underline}
  .privacy-body .modal-cta{margin-top:34px}
  
  /* PARTNERS */
  .partners{background:var(--b24-bg)}
  .partners-head{max-width:760px;margin-bottom:44px}
  .partners-badge{
    display:inline-flex;align-items:center;gap:8px;
    background:#fff;border:1px solid #d8e8f5;color:var(--b24-blue);
    font-size:.82rem;font-weight:700;padding:7px 16px;border-radius:100px;margin-bottom:18px;
  }
  .partners-badge::before{
    content:"";width:8px;height:8px;border-radius:50%;background:var(--b24-sky);
    box-shadow:0 0 0 4px rgba(47,198,246,.25);
  }
  .partners-grid{display:grid;grid-template-columns:1fr 1fr;gap:26px;margin-bottom:40px}
  .partner-card{
    background:#fff;border:1px solid #e6eef6;border-radius:var(--radius);
    padding:34px 30px;transition:.3s;position:relative;overflow:hidden;
  }
  .partner-card::before{
    content:"";position:absolute;top:0;left:0;bottom:0;width:4px;
    background:linear-gradient(180deg,var(--b24-blue),var(--b24-sky));
    transform:scaleY(0);transform-origin:top;transition:.35s;
  }
  .partner-card:hover{transform:translateY(-5px);box-shadow:var(--shadow);border-color:#d3e5f4}
  .partner-card:hover::before{transform:scaleY(1)}
  .partner-icon{
    width:54px;height:54px;border-radius:14px;background:var(--b24-sky-light);
    display:grid;place-items:center;margin-bottom:20px;font-size:1.5rem;
  }
  .partner-card h3{font-size:1.22rem;margin-bottom:12px}
  .partner-card > p{color:var(--b24-gray);font-size:.95rem;margin-bottom:20px}
  .partner-card ul{list-style:none}
  .partner-card ul li{
    font-size:.9rem;color:var(--b24-dark);padding-left:24px;position:relative;margin-bottom:10px;
  }
  .partner-card ul li::before{
    content:"";position:absolute;left:0;top:7px;width:14px;height:14px;border-radius:50%;
    background:var(--b24-sky-light);
    background-image:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='%230067b3' stroke-width='3.5' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpolyline points='20 6 9 17 4 12'/%3E%3C/svg%3E");
    background-size:9px;background-position:center;background-repeat:no-repeat;
  }
  .partners-cta{
    display:flex;justify-content:space-between;align-items:center;gap:28px;
    background:linear-gradient(135deg,#0067b3 0%,#0084d8 60%,#2fc6f6 140%);
    color:#fff;border-radius:20px;padding:40px 44px;position:relative;overflow:hidden;
  }
  .partners-cta::before{
    content:"";position:absolute;width:320px;height:320px;border-radius:50%;
    background:rgba(255,255,255,.08);top:-160px;right:-80px;
  }
  .partners-cta-text{position:relative}
  .partners-cta h3{font-size:1.4rem;margin-bottom:8px;color:#fff}
  .partners-cta p{font-size:.97rem;opacity:.92;max-width:520px}
  .partners-cta .btn{position:relative;flex-shrink:0}
  
  /* PREMIUM PACKAGE */
  .premium{background:linear-gradient(180deg,#f5f8fb 0%,#fff 100%)}
  .premium-head{max-width:820px;margin-bottom:48px}
  .premium-head .section-sub{margin-bottom:0;max-width:none}
  .premium-badge{
    display:inline-flex;align-items:center;gap:8px;
    background:#fff;border:1px solid #d8e8f5;color:var(--b24-blue);
    font-size:.82rem;font-weight:700;padding:7px 16px;border-radius:100px;margin-bottom:18px;
  }
  .premium-badge::before{
    content:"";width:8px;height:8px;border-radius:50%;background:var(--b24-sky);
    box-shadow:0 0 0 4px rgba(47,198,246,.25);
  }
  .premium-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:24px;margin-bottom:44px}
  .premium-card{
    background:#fff;border:1px solid #e6eef6;border-radius:var(--radius);
    padding:32px 28px;transition:.3s;position:relative;overflow:hidden;
  }
  .premium-card::before{
    content:"";position:absolute;top:0;left:0;right:0;height:4px;
    background:linear-gradient(90deg,var(--b24-blue),var(--b24-sky));
    transform:scaleX(0);transform-origin:left;transition:.35s;
  }
  .premium-card:hover{transform:translateY(-6px);box-shadow:var(--shadow);border-color:#d3e5f4}
  .premium-card:hover::before{transform:scaleX(1)}
  .premium-icon{
    width:54px;height:54px;border-radius:14px;background:var(--b24-sky-light);
    display:grid;place-items:center;margin-bottom:20px;font-size:1.5rem;
  }
  .premium-card h3{font-size:1.2rem;margin-bottom:12px}
  .premium-card p{color:var(--b24-gray);font-size:.94rem;margin-bottom:18px}
  .premium-card ul{list-style:none}
  .premium-card ul li{
    font-size:.89rem;color:var(--b24-dark);padding-left:22px;position:relative;margin-bottom:9px;
  }
  .premium-card ul li::before{
    content:"";position:absolute;left:0;top:7px;width:14px;height:14px;border-radius:50%;
    background:var(--b24-sky-light);
    background-image:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='%230067b3' stroke-width='3.5' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpolyline points='20 6 9 17 4 12'/%3E%3C/svg%3E");
    background-size:9px;background-position:center;background-repeat:no-repeat;
  }
  .premium-card-accent{
    background:linear-gradient(160deg,#eaf4fc,#e6f7fe);border-color:#cfe3f4;
  }
  .premium-card-accent .premium-icon{background:#fff}
  
  .premium-summary{
    display:grid;grid-template-columns:1.4fr 1fr;gap:44px;
    background:linear-gradient(135deg,#00508a 0%,#0067b3 55%,#0084d8 120%);
    color:#fff;border-radius:22px;padding:48px;
    position:relative;overflow:hidden;
    align-items:stretch;
  }
  .premium-summary::before{
    content:"";position:absolute;width:420px;height:420px;border-radius:50%;
    background:rgba(255,255,255,.06);top:-200px;right:-120px;
  }
  .premium-summary-text{position:relative}
  .premium-summary h3{font-size:clamp(1.3rem,2.5vw,1.7rem);color:#fff;margin-bottom:14px}
  .premium-summary p{color:rgba(255,255,255,.9);font-size:1rem;margin-bottom:22px}
  .premium-points{list-style:none}
  .premium-points li{
    position:relative;padding-left:26px;margin-bottom:10px;font-size:.95rem;
    color:rgba(255,255,255,.95);
  }
  .premium-points li::before{
    content:"";position:absolute;left:0;top:6px;width:16px;height:16px;border-radius:50%;
    background:rgba(255,255,255,.18);
    background-image:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='%23ffffff' stroke-width='3.5' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpolyline points='20 6 9 17 4 12'/%3E%3C/svg%3E");
    background-size:10px;background-position:center;background-repeat:no-repeat;
  }
  .premium-summary-cta{
    position:relative;background:rgba(255,255,255,.1);border:1px solid rgba(255,255,255,.18);
    border-radius:16px;padding:28px;display:flex;flex-direction:column;justify-content:center;gap:18px;
    align-self:stretch;
  }
  .premium-price span{display:block;font-size:.82rem;text-transform:uppercase;letter-spacing:.5px;font-weight:700;opacity:.8;margin-bottom:6px}
  .premium-price b{display:block;font-size:clamp(1.5rem,3vw,2rem);font-weight:900;color:#fff;line-height:1.15}
  .premium-price b small{font-size:.85rem;font-weight:600;opacity:.85}
  .premium-price em{display:block;font-style:normal;font-size:.85rem;opacity:.75;margin-top:6px}
  .premium-summary-cta .btn{width:100%}
  
  /* PREMIUM — адаптив */
  @media(max-width:1024px){
    .premium-grid{grid-template-columns:1fr 1fr}
    .premium-summary{grid-template-columns:1fr;padding:36px;gap:28px}
  }
  @media(max-width:768px){
    .premium-grid{grid-template-columns:1fr}
    .premium-summary{padding:28px 22px;border-radius:18px}
    .premium-card{padding:26px 22px}
  }
  @media(max-width:480px){
    .premium-grid{gap:16px}
    .premium-card{padding:22px 18px}
    .premium-card h3{font-size:1.1rem}
    .premium-card ul li{font-size:.86rem}
    .premium-summary{padding:22px 18px;border-radius:16px}
    .premium-summary h3{font-size:1.15rem}
    .premium-summary-cta{padding:20px}
    .premium-price b{font-size:1.4rem}
    .premium-price b small{font-size:.78rem}
  }
  
  /* CTA */
  .cta{
    background:linear-gradient(135deg,var(--b24-blue) 0%,#0084d8 55%,var(--b24-sky) 130%);
    color:#fff;border-radius:24px;padding:64px 48px;text-align:center;
    position:relative;overflow:hidden;
  }
  .cta::before{
    content:"";position:absolute;width:400px;height:400px;border-radius:50%;
    background:rgba(255,255,255,.08);top:-180px;right:-100px;
  }
  .cta h2{position:relative;color:#fff;margin-bottom:14px}
  .cta p{position:relative;opacity:.92;max-width:560px;margin:0 auto 32px;font-size:1.05rem}
  .cta .btn{position:relative}
  
  /* FORM */
  .form-section{background:var(--b24-bg)}
  .form-wrap{
    display:grid;grid-template-columns:1fr 1fr;gap:56px;align-items:start;
    background:#fff;border-radius:24px;padding:52px;border:1px solid #e6eef6;
  }
  .form-info h2{margin-bottom:16px}
  .form-info p{color:var(--b24-gray);margin-bottom:26px}
  .contact-list{list-style:none}
  .contact-list li{margin-bottom:16px;display:flex;gap:12px;align-items:center;font-weight:600;font-size:.97rem}
  .contact-list li i{
    width:38px;height:38px;border-radius:10px;background:var(--b24-sky-light);
    display:grid;place-items:center;font-style:normal;flex-shrink:0;
  }
  .contact-list a{color:var(--b24-dark);text-decoration:none}
  .contact-list a:hover{color:var(--b24-blue)}
  
  form .field{margin-bottom:18px}
  form label{display:block;font-size:.87rem;font-weight:700;margin-bottom:7px}
  form input,form select,form textarea{
    width:100%;padding:14px 16px;border:1.5px solid #dbe7f1;border-radius:10px;
    font-size:.97rem;font-family:inherit;background:#fbfdff;transition:.2s;color:var(--b24-dark);
  }
  form input:focus,form select:focus,form textarea:focus{
    outline:none;border-color:var(--b24-blue);background:#fff;box-shadow:0 0 0 4px rgba(0,103,179,.10);
  }
  form textarea{resize:vertical;min-height:90px}
  form .btn{width:100%;margin-top:8px}
  .form-note{font-size:.8rem;color:var(--b24-gray);margin-top:14px;text-align:center}
  .form-note a{color:var(--b24-blue)}
  
  /* CHECKBOX */
  .checkbox{
    display:flex;align-items:flex-start;gap:10px;cursor:pointer;
    margin:6px 0 18px;user-select:none;position:relative;
  }
  .checkbox input[type="checkbox"]{
    position:absolute;opacity:0;width:0;height:0;pointer-events:none;
  }
  .checkbox-box{
    flex-shrink:0;width:20px;height:20px;border-radius:6px;
    border:1.5px solid #cfddea;background:#fff;margin-top:1px;
    display:grid;place-items:center;transition:.2s;position:relative;
  }
  .checkbox-box::after{
    content:"";width:10px;height:10px;
    background-image:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='%23fff' stroke-width='4' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpolyline points='20 6 9 17 4 12'/%3E%3C/svg%3E");
    background-size:contain;background-repeat:no-repeat;background-position:center;
    opacity:0;transform:scale(.5);transition:.18s;
  }
  .checkbox input:checked + .checkbox-box{
    background:var(--b24-blue);border-color:var(--b24-blue);
  }
  .checkbox input:checked + .checkbox-box::after{opacity:1;transform:scale(1)}
  .checkbox input:focus-visible + .checkbox-box{
    box-shadow:0 0 0 4px rgba(0,103,179,.18);
  }
  .checkbox input:invalid + .checkbox-box{border-color:#e04545}
  .checkbox-text{
    font-size:.85rem;color:var(--b24-gray);line-height:1.45;font-weight:500;
  }
  .checkbox-text a{color:var(--b24-blue);font-weight:700;text-decoration:none}
  .checkbox-text a:hover{text-decoration:underline}
  
  .checkbox-light .checkbox-box{background:rgba(255,255,255,.95);border-color:rgba(255,255,255,.6)}
  .checkbox-light .checkbox-text{color:rgba(255,255,255,.85)}
  .checkbox-light .checkbox-text a{color:#fff}
  .checkbox-light input:checked + .checkbox-box{background:var(--b24-sky);border-color:var(--b24-sky)}
  .checkbox-light input:checked + .checkbox-box::after{
    background-image:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='%2304364d' stroke-width='4' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpolyline points='20 6 9 17 4 12'/%3E%3C/svg%3E");
  }
  .checkbox-light input:focus-visible + .checkbox-box{box-shadow:0 0 0 4px rgba(255,255,255,.25)}
  
  /* Форма: успех и ошибки */
  .form-success{
    text-align:center;padding:20px 10px;
    animation:fadeUp .4s ease;
  }
  .form-success-icon{
    width:64px;height:64px;border-radius:50%;margin:0 auto 18px;
    background:#d9f4dd;color:#1f9e4a;display:grid;place-items:center;
    font-size:1.8rem;font-weight:900;
  }
  .form-success h3{font-size:1.35rem;margin-bottom:10px;color:var(--b24-dark)}
  .form-success p{color:var(--b24-gray);font-size:1rem;max-width:340px;margin:0 auto}
  .field-error{
    color:#e04545;font-size:.82rem;margin-top:6px;font-weight:600;
  }
  @keyframes fadeUp{
    from{opacity:0;transform:translateY(12px)}
    to{opacity:1;transform:none}
  }
  
  /* FOOTER */
  footer{background:var(--b24-dark);color:#9aa5b4;padding:56px 0 30px;font-size:.9rem}
  .footer-grid{display:grid;grid-template-columns:1.4fr 1fr 1fr;gap:40px;margin-bottom:40px}
  footer .logo{color:#fff;margin-bottom:16px}
  footer h4{color:#fff;font-size:.95rem;margin-bottom:16px;font-weight:700}
  footer ul{list-style:none}
  footer ul li{margin-bottom:10px}
  footer a{color:#9aa5b4;text-decoration:none;transition:.2s}
  footer a:hover{color:var(--b24-sky)}
  .footer-bottom{border-top:1px solid #2a3140;padding-top:24px;display:flex;justify-content:space-between;gap:16px;flex-wrap:wrap;font-size:.83rem}
  
  /* SUBSCRIBE */
  .subscribe{
    display:flex;justify-content:space-between;align-items:center;gap:32px;
    background:linear-gradient(135deg,#00508a 0%,#0067b3 60%,#0084d8 130%);
    border-radius:18px;padding:30px 36px;margin-bottom:40px;
    position:relative;overflow:hidden;
  }
  .subscribe::before{
    content:"";position:absolute;width:300px;height:300px;border-radius:50%;
    background:rgba(255,255,255,.07);top:-150px;right:-60px;
  }
  .subscribe-text{position:relative;max-width:560px}
  .subscribe h4{color:#fff;font-size:1.15rem;margin-bottom:6px;font-weight:800}
  .subscribe p{color:rgba(255,255,255,.88);font-size:.92rem;line-height:1.5}
  .subscribe-form{
    position:relative;display:flex;flex-direction:column;gap:12px;
    flex-shrink:0;width:100%;max-width:520px;
  }
  .subscribe-row{display:flex;gap:10px;flex-direction: column;}
  .subscribe-row input{flex:1;min-width:0}
  .subscribe-form input{
    padding:14px 18px;border-radius:10px;border:1.5px solid rgba(255,255,255,.25);
    background:rgba(255,255,255,.95);font-size:.95rem;font-family:inherit;color:var(--b24-dark);
    transition:.2s;
  }
  .subscribe-form input::placeholder{color:#8fa0b0}
  .subscribe-form input:focus{
    outline:none;border-color:#fff;background:#fff;
    box-shadow:0 0 0 4px rgba(255,255,255,.20);
  }
  .subscribe-row .btn{white-space:nowrap}
  
  /* ============================================================
     АДАПТИВ (общий)
     ============================================================ */
  @media(max-width:1024px){
    .hero-grid{grid-template-columns:1fr;gap:44px}
    .cards{grid-template-columns:1fr 1fr}
    .benefits-grid{grid-template-columns:1fr 1fr}
    .form-wrap{grid-template-columns:1fr;padding:40px;gap:40px}
    .footer-grid{grid-template-columns:1fr 1fr}
    .case-card{flex:0 0 calc((100% - 26px) / 2)}
    .modal-box{padding:36px 30px 30px}
    .partners-grid{grid-template-columns:1fr}
    .subscribe{flex-direction:column;align-items:stretch;gap:22px;padding:28px 26px}
    .subscribe-text{max-width:none}
    .subscribe-form{max-width:none}
  }
  
  @media(max-width:768px){
    .section{padding:56px 0}
    nav{
      position:fixed;inset:70px 0 auto 0;background:#fff;flex-direction:column;
      padding:24px;gap:4px;box-shadow:0 20px 40px rgba(0,0,0,.08);
      transform:translateY(-140%);transition:transform .35s;align-items:stretch;
      border-bottom:1px solid #e8eef5;
    }
    nav.open{transform:translateY(0)}
    nav a{padding:13px 8px;border-bottom:1px solid #f0f5fa;font-size:1rem}
    .burger{display:block}
    .header-phone{display:none}
    .hero{padding:56px 0 60px}
    .hero-facts{gap:24px}
    .fact b{font-size:1.35rem}
    .cards{grid-template-columns:1fr}
    .benefits-grid{grid-template-columns:1fr}
    .cta{padding:48px 24px;border-radius:18px}
    .form-wrap{padding:28px 22px;border-radius:18px}
    .footer-grid{grid-template-columns:1fr;gap:32px}
    .footer-bottom{flex-direction:column;text-align:center}
    .cases-head{flex-direction:column;align-items:flex-start}
    .cases-nav{display:none}
    .modal-stats{grid-template-columns:1fr}
    .modal-box{padding:32px 22px 26px;max-height:90vh;border-radius:16px}
    .modal-body h3{padding-right:36px}
    .partners-cta{flex-direction:column;align-items:flex-start;padding:32px 26px;border-radius:16px}
    .partners-cta .btn{width:100%}
    .partner-card{padding:28px 22px}
    .modal-box-lg{max-width:100%}
    .privacy-section h4{font-size:.95rem}
    .privacy-section p,.privacy-section ul li{font-size:.9rem}
  }
  
  @media(max-width:640px){
    .case-card{flex:0 0 100%}
    .carousel{gap:16px}
    .subscribe-row{flex-direction:column}
    .subscribe-row .btn{width:100%}
    .subscribe-form .btn{width:100%}
  }
  
  @media(max-width:400px){
    .btn{padding:14px 20px;font-size:.93rem}
    .hero-actions .btn{width:100%}
    .hero-card{padding:24px 20px}
  }