:root{
    --navy:#1A4E78;
    --navy-deep:#0F3454;
    --orange:#E8740C;
    --orange-deep:#B85706;
    --cream:#FBF9F5;
    --ink:#1C2630;
    --ink-soft:#5B6672;
    --line:#E3DED4;
  }
  *{margin:0;padding:0;box-sizing:border-box;}
  html{scroll-behavior:smooth;}
  body{
    font-family:'Manrope',sans-serif;
    background:var(--cream);
    color:var(--ink);
    line-height:1.6;
    overflow-x:hidden;
  }
  h1,h2,h3,.eyebrow{font-family:'Sora',sans-serif;}
  a{color:inherit;text-decoration:none;}
  img{max-width:100%;display:block;}

  .wrap{max-width:1140px;margin:0 auto;padding:0 32px;}

  /* NAV */
  header{
    position:sticky;top:0;z-index:50;
    background:rgba(251,249,245,0.88);
    backdrop-filter:blur(10px);
    border-bottom:1px solid var(--line);
  }
  nav{display:flex;align-items:center;justify-content:space-between;padding:16px 32px;max-width:1140px;margin:0 auto;}
  nav img{height:30px;}
  nav .links{display:flex;gap:32px;font-size:15px;font-weight:600;color:var(--navy-deep);}
  nav .links a{opacity:.8;transition:opacity .2s;}
  nav .links a:hover{opacity:1;}
  nav .cta{
    background:var(--navy);color:#fff;padding:10px 22px;border-radius:999px;
    font-weight:700;font-size:14px;transition:background .2s, transform .2s;
  }
  nav .cta:hover{background:var(--orange);transform:translateY(-1px);}
  .navlinks-mobile-hide{display:flex;}
  @media(max-width:760px){ .navlinks-mobile-hide{display:none;} }

  /* HERO */
  .hero{
    position:relative;
    padding:110px 32px 90px;
    text-align:center;
    overflow:hidden;
  }
  .hero::before{
    content:"";
    position:absolute; top:-220px; right:-220px;
    width:560px;height:560px;border-radius:50%;
    background:radial-gradient(circle at 35% 35%, var(--orange) 0%, var(--orange-deep) 55%, transparent 75%);
    opacity:.16; filter:blur(2px);
  }
  .hero::after{
    content:"";
    position:absolute; bottom:-260px; left:-200px;
    width:520px;height:520px;border-radius:50%;
    background:radial-gradient(circle at 60% 40%, var(--navy) 0%, transparent 70%);
    opacity:.12;
  }
  .hero-inner{position:relative;z-index:2;max-width:760px;margin:0 auto;}
  .hero img.logo-hero{height:72px;margin:0 auto 36px;}
  .eyebrow{
    display:inline-block;font-size:13px;font-weight:700;letter-spacing:.14em;
    text-transform:uppercase;color:var(--orange-deep);
    background:#FCEBD9;border:1px solid #F3CB9B;padding:6px 16px;border-radius:999px;
    margin-bottom:24px;
  }
  h1.hero-title{
    font-size:clamp(34px,5.4vw,56px);
    font-weight:800;line-height:1.12;color:var(--navy-deep);
    letter-spacing:-0.01em;
  }
  h1.hero-title .x{color:var(--orange);}
  .hero-title-logo{
    height:clamp(40px,7vw,68px); width:auto; margin:14px auto 0; display:block;
  }
  .hero-sub{
    margin:24px auto 0; max-width:560px; font-size:18px; color:var(--ink-soft);
  }
  .hero-actions{display:flex;gap:16px;justify-content:center;margin-top:38px;flex-wrap:wrap;}
  .btn-primary, .btn-secondary{
    padding:15px 30px;border-radius:999px;font-weight:700;font-size:15px;
    transition:transform .2s, box-shadow .2s, background .2s;
  }
  .btn-primary{
    background:linear-gradient(135deg, var(--orange), var(--orange-deep));
    color:#fff; box-shadow:0 10px 24px -8px rgba(232,116,12,.55);
  }
  .btn-primary:hover{transform:translateY(-2px);box-shadow:0 14px 28px -8px rgba(232,116,12,.6);}
  .btn-secondary{
    border:1.5px solid var(--navy); color:var(--navy-deep); background:transparent;
  }
  .btn-secondary:hover{background:var(--navy); color:#fff;}

  /* AI CORE SECTION */
  .ai-section{
    background:linear-gradient(120deg, #0B1830 0%, #0E2C5C 45%, #1463D6 100%);
    color:#fff; position:relative; overflow:hidden;
  }
  .ai-section::before{
    content:"";position:absolute; left:-180px; top:-180px; width:480px;height:480px;border-radius:50%;
    background:radial-gradient(circle, #4FA3FF 0%, transparent 70%); opacity:.35;
  }
  .ai-section::after{
    content:"";position:absolute; right:-160px; bottom:-200px; width:460px;height:460px;border-radius:50%;
    background:radial-gradient(circle, #9FC8FF 0%, transparent 70%); opacity:.18;
  }
  .ai-grid{
    display:grid; grid-template-columns:1fr 1.05fr; gap:56px; align-items:center;
    position:relative; z-index:2;
  }
  @media(max-width:880px){ .ai-grid{grid-template-columns:1fr; gap:36px; text-align:center;} }
  .ai-grid .eyebrow{background:rgba(79,163,255,.18); border-color:rgba(79,163,255,.4); color:#9FCBFF;}
  .ai-grid h2{font-size:clamp(26px,3.2vw,38px); font-weight:800; line-height:1.25; margin-bottom:18px;}
  .ai-grid p.lead{color:#C6D9F2; font-size:16.5px; max-width:480px;}
  @media(max-width:880px){ .ai-grid p.lead{margin:0 auto;} }
  .ai-card{
    background:rgba(255,255,255,.06); border:1px solid rgba(255,255,255,.16);
    border-radius:22px; padding:40px; text-align:center;
  }
  .ai-card img{height:auto; width:100%; max-width:340px; margin:0 auto 24px; filter:drop-shadow(0 18px 30px rgba(20,99,214,.45));}
  .ai-card .tagline{font-size:14px; color:#AFCBEF; letter-spacing:.02em;}
  .ai-list{display:flex; flex-direction:column; gap:14px; margin-top:30px; text-align:left;}
  @media(max-width:880px){ .ai-list{text-align:left; max-width:480px; margin-left:auto; margin-right:auto;} }
  .ai-list li{display:flex; gap:12px; align-items:flex-start; font-size:14.5px; color:#DCE7F1; list-style:none;}
  .ai-list li .dot{width:7px;height:7px;border-radius:50%;background:#4FA3FF;margin-top:7px;flex-shrink:0;}

  /* SECTION HEADERS */
  .section{padding:96px 32px;}
  .section.alt{background:#fff;}
  .section-head{max-width:620px;margin:0 auto 56px;text-align:center;}
  .section-head .eyebrow{background:#E8EFF5;border-color:#CBDCEA;color:var(--navy);}
  .section-head h2{font-size:clamp(26px,3.4vw,38px);font-weight:800;color:var(--navy-deep);letter-spacing:-.01em;}
  .section-head p{margin-top:14px;color:var(--ink-soft);font-size:16.5px;}

  /* MODULES GRID */
  .modules{
    display:grid;grid-template-columns:repeat(4,1fr);gap:20px;
    max-width:1140px;margin:0 auto;
  }
  @media(max-width:900px){.modules{grid-template-columns:repeat(2,1fr);}}
  @media(max-width:540px){.modules{grid-template-columns:1fr;}}
  .module-card{
    background:#fff;border:1px solid var(--line);border-radius:18px;
    padding:28px 24px; position:relative; overflow:hidden;
    transition:transform .25s, box-shadow .25s, border-color .25s;
  }
  .module-card:hover{
    transform:translateY(-5px);
    box-shadow:0 20px 40px -18px rgba(15,52,84,.25);
    border-color:transparent;
  }
  .module-card::after{
    content:"";position:absolute;right:-30px;bottom:-30px;width:90px;height:90px;
    background:linear-gradient(135deg,var(--orange),var(--orange-deep));
    opacity:0;border-radius:50%;transition:opacity .25s;filter:blur(6px);
  }
  .module-card:hover::after{opacity:.14;}
  .module-icon{
    width:46px;height:46px;border-radius:12px;
    background:linear-gradient(135deg,var(--orange),var(--orange-deep));
    display:flex;align-items:center;justify-content:center;
    color:#fff;font-weight:800;font-family:'Sora',sans-serif;font-size:22px;font-style:italic;
    margin-bottom:18px;
  }
  .module-card h3{font-size:16.5px;font-weight:700;color:var(--navy-deep);margin-bottom:8px;}
  .module-card p{font-size:14px;color:var(--ink-soft);}

  /* PATENT / MARKA SECTION */
  .ip-section{
    background:var(--navy-deep);
    color:#fff;position:relative;overflow:hidden;
  }
  .ip-section::before{
    content:"X";
    position:absolute; right:-60px; top:50%; transform:translateY(-50%) rotate(8deg);
    font-family:'Sora',sans-serif; font-weight:800; font-size:480px; line-height:1;
    color:var(--orange); opacity:.07; pointer-events:none;
  }
  .ip-grid{
    display:grid;grid-template-columns:1.1fr 1fr;gap:64px;align-items:center;
    position:relative; z-index:2;
  }
  @media(max-width:880px){.ip-grid{grid-template-columns:1fr;gap:40px;}}
  .ip-section .eyebrow{background:rgba(232,116,12,.16);border-color:rgba(232,116,12,.4);color:#FBBE74;}
  .ip-section h2{font-size:clamp(26px,3.2vw,36px);font-weight:800;line-height:1.25;margin-bottom:18px;}
  .ip-section p.lead{color:#C7D7E5;font-size:16.5px;max-width:480px;}
  .reg-list{
    display:grid;grid-template-columns:repeat(2,1fr);gap:14px;margin-top:34px;
  }
  @media(max-width:480px){.reg-list{grid-template-columns:1fr;}}
  .reg-card{
    background:rgba(255,255,255,.06);
    border:1px solid rgba(255,255,255,.14);
    border-radius:14px; padding:18px 20px;
  }
  .reg-card .label-top{
    font-family:'Sora',sans-serif;font-weight:700;font-size:15px;color:#fff;margin-bottom:6px;
  }
  .reg-card .label{font-size:13px;color:#C7D7E5;letter-spacing:.01em;line-height:1.5;}

  .badge-panel{
    background:rgba(255,255,255,.05);
    border:1px solid rgba(255,255,255,.14);
    border-radius:22px; padding:38px;
  }
  .badge-panel .x-logo{height:54px;margin-bottom:24px;}
  .badge-panel ul{list-style:none;display:flex;flex-direction:column;gap:14px;}
  .badge-panel li{
    display:flex;gap:12px;align-items:flex-start;font-size:14.5px;color:#DCE7F1;
  }
  .badge-panel li .dot{
    width:7px;height:7px;border-radius:50%;background:var(--orange);margin-top:7px;flex-shrink:0;
  }

  /* CUSTOM DEV STRIP */
  .custom-dev{
    text-align:center; max-width:760px;margin:0 auto;
  }
  .custom-dev .x-mark{
    font-family:'Sora',sans-serif;font-weight:800;font-size:54px;color:var(--orange);line-height:1;margin-bottom:18px;
  }

  /* CTA */
  .cta-section{
    background:linear-gradient(135deg, var(--navy) 0%, var(--navy-deep) 100%);
    color:#fff; text-align:center; padding:100px 32px;position:relative;overflow:hidden;
  }
  .cta-section::before{
    content:"";position:absolute;width:700px;height:700px;border-radius:50%;
    background:radial-gradient(circle, var(--orange) 0%, transparent 70%);
    opacity:.18; top:-300px; left:50%; transform:translateX(-50%);
  }
  .cta-section h2{position:relative;z-index:2;font-size:clamp(26px,3.6vw,38px);font-weight:800;margin-bottom:16px;}
  .cta-section p{position:relative;z-index:2;color:#CFE0EE;max-width:480px;margin:0 auto 36px;font-size:16.5px;}
  .cta-section .btn-primary{position:relative;z-index:2;}

  /* FOOTER */
  footer{
    background:#0E2438; color:#9FB4C6; padding:48px 32px 28px;
  }
  footer .wrap{
    display:flex;justify-content:space-between;align-items:center;flex-wrap:wrap;gap:18px;
  }
  footer img{height:24px;}
  footer .fine{font-size:13px;color:#7892A6;text-align:right;}
  footer .legal{margin-top:18px;font-size:12px;color:#5E7891;text-align:center;border-top:1px solid rgba(255,255,255,.08);padding-top:20px;}