:root{
    --navy-950:#070f1e;
    --navy-900:#0a1628;
    --navy-800:#0f2138;
    --navy-700:#152c4a;
    --line:rgba(255,255,255,.09);
    --blue:#2563eb;
    --teal:#0d9488;
    --grad: linear-gradient(120deg, var(--blue), var(--teal));
    --red:#e63946;
    --white:#f4f7fb;
    --muted:#93a4bd;
    --muted-2:#6b7d99;
    --radius-sm: 6px;
    --radius-md: 12px;
  }
  *{box-sizing:border-box;}
  html{scroll-behavior:smooth;}
  body{
    margin:0;
    background:var(--navy-900);
    color:var(--white);
    font-family:'Inter', system-ui, sans-serif;
    line-height:1.55;
    -webkit-font-smoothing:antialiased;
  }
  h1,h2,h3,.display{
    font-family:'Sora', system-ui, sans-serif;
    font-weight:700;
    letter-spacing:-0.01em;
    margin:0;
  }
  a{color:inherit;text-decoration:none;}
  img,svg{display:block;max-width:100%;}
  .wrap{max-width:1120px;margin:0 auto;padding:0 24px;}
  section{padding:88px 0;}
  @media (max-width:720px){ section{padding:56px 0;} }

  ::selection{background:var(--teal);color:#04120f;}

  /* Mobile nav */
  .nav-toggle{
    display:none;flex-direction:column;justify-content:center;gap:5px;
    width:34px;height:34px;background:none;border:none;cursor:pointer;padding:0;
  }
  .nav-toggle span{
    display:block;width:100%;height:2px;background:var(--white);border-radius:2px;
    transition:transform .2s ease, opacity .2s ease;
  }
  .nav-toggle[aria-expanded="true"] span:nth-child(1){transform:translateY(7px) rotate(45deg);}
  .nav-toggle[aria-expanded="true"] span:nth-child(2){opacity:0;}
  .nav-toggle[aria-expanded="true"] span:nth-child(3){transform:translateY(-7px) rotate(-45deg);}
  .mobile-menu{
    display:none;flex-direction:column;
    border-top:1px solid var(--line);
    background:var(--navy-950);
  }
  .mobile-menu a{
    padding:16px 24px;font-size:.95rem;color:var(--muted);border-bottom:1px solid var(--line);
  }
  .mobile-menu .btn{margin:16px 24px 20px;justify-content:center;}
  .mobile-menu.open{display:flex;}
  @media (max-width:820px){
    .nav-toggle{display:flex;}
    .cta-desktop{display:none;}
  }

  :focus-visible{outline:2px solid var(--teal);outline-offset:3px;}

  .grad-text{
    background:var(--grad);
    -webkit-background-clip:text;
    background-clip:text;
    color:transparent;
  }

  /* NAV */
  header.nav{
    position:sticky;top:0;z-index:40;
    background:rgba(7,15,30,.82);
    backdrop-filter:blur(10px);
    border-bottom:1px solid var(--line);
  }
  .nav-inner{
    max-width:1120px;margin:0 auto;padding:16px 24px;
    display:flex;align-items:center;justify-content:space-between;
  }
  .logo{font-family:'Sora';font-weight:800;font-size:1.05rem;}
  .logo span{color:var(--muted);font-weight:500;font-size:.85rem;margin-left:2px;}
  nav.links{display:flex;gap:30px;font-size:.92rem;color:var(--muted);}
  nav.links a:hover{color:var(--white);}
  .btn{
    display:inline-flex;align-items:center;gap:8px;
    padding:11px 20px;border-radius:var(--radius-sm);
    font-weight:600;font-size:.92rem;
    border:1px solid transparent;
    transition:transform .15s ease, box-shadow .15s ease;
  }
  .btn-grad{background:var(--grad);color:#03110e;}
  .btn-grad:hover{transform:translateY(-1px);box-shadow:0 10px 24px -8px rgba(13,148,136,.55);}
  .btn-ghost{border-color:rgba(255,255,255,.18);color:var(--white);}
  .btn-ghost:hover{border-color:rgba(255,255,255,.4);}
  @media (max-width:820px){ nav.links{display:none;} }

  /* HERO */
  .hero{padding-top:76px;padding-bottom:60px;}
  .hero-grid{
    display:grid;grid-template-columns:1.05fr .95fr;gap:56px;align-items:center;
  }
  @media (max-width:920px){ .hero-grid{grid-template-columns:1fr;} }
  .eyebrow-line{
    display:flex;align-items:center;gap:10px;color:var(--muted);
    font-size:.88rem;margin-bottom:22px;
  }
  .eyebrow-line .dot{width:7px;height:7px;border-radius:50%;background:var(--red);flex:none;}
  h1.headline{font-size:clamp(2.1rem, 4.4vw, 3.15rem);line-height:1.12;}
  .hero p.sub{color:var(--muted);font-size:1.08rem;max-width:52ch;margin-top:22px;}
  .hero .ctas{display:flex;gap:14px;flex-wrap:wrap;margin-top:32px;}
  .trust-line{
    margin-top:26px;padding-top:22px;border-top:1px solid var(--line);
    color:var(--muted-2);font-size:.87rem;max-width:48ch;
  }

  /* HERO DEVICE MOCKUP */
  .device{
    background:var(--navy-800);
    border:1px solid var(--line);
    border-radius:18px;
    padding:22px;
    position:relative;
    overflow:hidden;
  }
  .device::before{
    content:"";position:absolute;inset:-40% -20% auto auto;width:280px;height:280px;
    background:radial-gradient(circle, rgba(13,148,136,.28), transparent 70%);
    pointer-events:none;
  }
  .device-head{
    display:flex;justify-content:space-between;align-items:center;
    font-size:.78rem;color:var(--muted-2);margin-bottom:16px;
  }
  .device-head .live{display:flex;align-items:center;gap:6px;}
  .device-head .live .p{width:6px;height:6px;border-radius:50%;background:#22c55e;animation:pulse 1.6s infinite;}
  @keyframes pulse{0%,100%{opacity:1;}50%{opacity:.25;}}

  .msg-card{
    background:var(--navy-700);
    border:1px solid var(--line);
    border-radius:var(--radius-md);
    padding:14px 16px;margin-bottom:12px;
    opacity:0;transform:translateY(6px);
    animation:reveal .5s ease forwards;
    position:relative;
  }
  .msg-card .tag{font-size:.72rem;color:var(--muted-2);margin-bottom:4px;}
  .msg-card .body{font-size:.9rem;}
  .msg-card.lead{animation-delay:.2s;}
  .msg-card.timer{animation-delay:1.1s;}
  .msg-card.reply{animation-delay:2.3s;border-color:rgba(13,148,136,.45);background:rgba(13,148,136,.09);}
  .msg-card.result{animation-delay:3.4s;}
  .msg-card.competitor{animation-delay:4.4s;border-color:rgba(230,57,70,.4);background:rgba(230,57,70,.08);}
  @keyframes reveal{to{opacity:1;transform:translateY(0);}}
  .badge-ok{color:#34d399;font-weight:600;}
  .badge-bad{color:#f87171;font-weight:600;}
  @media (prefers-reduced-motion: reduce){
    .msg-card{animation:none;opacity:1;transform:none;}
    .device-head .live .p{animation:none;}
  }

  /* STAT BAR */
  .stats{
    background:var(--navy-800);
    border-top:1px solid var(--line);
    border-bottom:1px solid var(--line);
  }
  .stats-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:36px;}
  @media (max-width:760px){ .stats-grid{grid-template-columns:1fr;gap:32px;} }
  .stat .num{font-family:'Sora';font-weight:800;font-size:2.6rem;}
  .stat .label{color:var(--muted);margin-top:10px;font-size:.95rem;max-width:34ch;}
  .stat .src{color:var(--muted-2);font-size:.78rem;margin-top:10px;}
  .stats-note{
    text-align:center;color:var(--muted);margin-top:44px;font-size:1.02rem;
  }

  /* PROBLEM */
  .problem-grid{display:grid;grid-template-columns:1fr 1fr;gap:56px;align-items:start;}
  @media (max-width:840px){ .problem-grid{grid-template-columns:1fr;} }
  .problem h2{font-size:clamp(1.7rem,3vw,2.3rem);}
  .problem p.lead-p{color:var(--muted);margin-top:18px;font-size:1.04rem;}
  ul.cost-list{list-style:none;margin:0;padding:0;}
  ul.cost-list li{
    display:flex;gap:14px;padding:18px 0;border-top:1px solid var(--line);
  }
  ul.cost-list li:last-child{border-bottom:1px solid var(--line);}
  ul.cost-list .mark{color:var(--red);font-weight:700;flex:none;}
  ul.cost-list .txt strong{display:block;margin-bottom:3px;}
  ul.cost-list .txt span{color:var(--muted);font-size:.92rem;}

  /* SOLUTION */
  .solution-head{max-width:62ch;}
  .pillars{
    margin-top:52px;display:grid;grid-template-columns:1.3fr 1fr;gap:22px;
  }
  @media (max-width:840px){ .pillars{grid-template-columns:1fr;} }
  .pillar{
    border:1px solid var(--line);border-radius:var(--radius-md);
    padding:28px;background:linear-gradient(180deg, var(--navy-800), var(--navy-900));
  }
  .pillar.big{grid-row: span 2;}
  .pillar h3{font-size:1.18rem;margin-bottom:10px;}
  .pillar p{color:var(--muted);font-size:.95rem;}
  .pillar .k{
    display:inline-block;margin-bottom:16px;font-size:.78rem;color:var(--teal);
    border:1px solid rgba(13,148,136,.4);padding:4px 10px;border-radius:999px;
  }

  /* INTEGRATIONS */
  .integrations{border-top:1px solid var(--line);}
  .int-row{display:flex;flex-wrap:wrap;gap:14px;margin-top:34px;}
  .pill{
    border:1px solid var(--line);padding:12px 20px;border-radius:999px;
    font-family:'Sora';font-weight:600;font-size:.95rem;color:var(--white);
    background:var(--navy-800);
  }
  .pill.custom{border-style:dashed;color:var(--muted);}
  .int-note{color:var(--muted);margin-top:26px;max-width:62ch;}

  /* PROCESS */
  .process{border-top:1px solid var(--line);}
  .steps{
    margin-top:48px;display:grid;grid-template-columns:repeat(4,1fr);gap:24px;
  }
  @media (max-width:900px){ .steps{grid-template-columns:1fr 1fr;} }
  @media (max-width:560px){ .steps{grid-template-columns:1fr;} }
  .step{position:relative;padding-top:34px;}
  .step .n{
    font-family:'Sora';font-weight:800;font-size:1.6rem;color:var(--muted-2);
    display:block;margin-bottom:10px;
  }
  .step h3{font-size:1.03rem;margin-bottom:8px;}
  .step p{color:var(--muted);font-size:.9rem;}
  .step:not(:last-child)::after{
    content:"";position:absolute;top:20px;left:calc(100% - 8px);width:24px;height:1px;
    background:var(--line);
  }
  @media (max-width:900px){ .step::after{display:none;} }

  /* CREDENTIALS */
  .credentials{
    border-top:1px solid var(--line);
  }
  .cred-box{
    border:1px solid var(--line);border-radius:var(--radius-md);
    padding:40px;background:var(--navy-800);
    display:grid;grid-template-columns:auto 1fr;gap:32px;align-items:start;
  }
  @media (max-width:640px){ .cred-box{grid-template-columns:1fr;} }
  .avatars{display:flex;}
  .avatar{
    width:58px;height:58px;border-radius:50%;
    background:var(--grad);
    display:flex;align-items:center;justify-content:center;
    font-family:'Sora';font-weight:700;color:#04120f;font-size:.95rem;
    border:3px solid var(--navy-800);
  }
  .avatar:nth-child(2){margin-left:-16px;}
  .cred-box h3{font-size:1.2rem;margin-bottom:12px;}
  .cred-box p{color:var(--muted);font-size:.97rem;}
  .cred-tags{display:flex;flex-wrap:wrap;gap:10px;margin-top:18px;}
  .cred-tags span{
    font-size:.78rem;color:var(--muted-2);border:1px solid var(--line);
    padding:5px 11px;border-radius:999px;
  }

  /* GUARANTEE */
  .guarantee{border-top:1px solid var(--line);}
  .g-box{
    border:1px solid rgba(13,148,136,.35);
    background:linear-gradient(180deg, rgba(13,148,136,.08), transparent);
    border-radius:var(--radius-md);padding:44px;
  }
  .g-box h2{font-size:1.6rem;margin-bottom:16px;}
  .g-box p{color:var(--muted);max-width:64ch;}

  /* FINAL CTA */
  .final-cta{text-align:center;padding:100px 0;}
  .final-cta h2{font-size:clamp(1.8rem,3.6vw,2.5rem);max-width:20ch;margin:0 auto;}
  .final-cta p{color:var(--muted);margin-top:16px;}
  .final-cta .ctas{display:flex;justify-content:center;gap:14px;margin-top:34px;flex-wrap:wrap;}

  footer{
    border-top:1px solid var(--line);padding:36px 0;color:var(--muted-2);font-size:.85rem;
  }
  footer .f-row{display:flex;justify-content:space-between;flex-wrap:wrap;gap:12px;}