*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{margin:0;background:#000;color:#fff;font-family:Arial,Helvetica,sans-serif}
a{color:inherit}

/* Hero */
.hero{position:relative;width:100%;background:#000;line-height:0;overflow:hidden;border-top:0}
.hero img{display:block;width:100%;height:auto;border:0;margin:0;padding:0}

/* Navbar */
.navbar{display:flex;justify-content:space-between;align-items:center;padding:20px 8%;background:#02070f;border-bottom:1px solid rgba(92,184,212,.28);position:relative}
.brand{display:flex;align-items:center;min-height:54px;z-index:110}
.brand img{height:54px;width:auto;display:block;object-fit:contain;border:0;margin:0;padding:0}

/* Desktop nav */
.nav{display:flex;gap:42px;font-size:22px;font-weight:700;align-items:center}
.nav a{text-decoration:none;color:#fff;white-space:nowrap}
.nav a:hover,.nav a.active{color:#5cb8d4}

/* Mobile hamburger */
.nav-toggle{display:none;flex-direction:column;gap:5px;cursor:pointer;background:none;border:none;padding:6px;z-index:110}
.nav-toggle span{display:block;width:26px;height:2px;background:#fff;border-radius:2px;transition:all .3s}
.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)}

/* Sections */
.section{background:#02070f;padding:80px 8%;border-top:1px solid rgba(92,184,212,.28)}
.section.dark{background:#000}
.inner{max-width:1150px;margin:auto}
.eyebrow{color:#5cb8d4;text-transform:uppercase;letter-spacing:.28em;font-size:14px;font-weight:700;margin-bottom:14px}
h1{font-size:56px;line-height:1.08;margin:0 0 28px;font-weight:700}
h2{margin:0 0 14px;color:#5cb8d4}
p{color:#cbd5e1;font-size:20px;line-height:1.65;margin:0}
ul{color:#cbd5e1;font-size:20px;line-height:1.8}

/* Layout */
.grid{display:grid;grid-template-columns:1.1fr .9fr;gap:40px;align-items:start}
.cards{display:grid;grid-template-columns:repeat(4,1fr);gap:18px;margin-top:56px}
.cards.two{grid-template-columns:repeat(2,1fr)}
.cards.three{grid-template-columns:repeat(3,1fr)}
.markets{display:grid;grid-template-columns:repeat(6,1fr);gap:18px;margin-top:48px}

/* Cards */
.card,.market,.contact-box{border:1px solid rgba(92,184,212,.25);border-radius:22px;background:rgba(0,0,0,.40);padding:26px}
.card p{font-size:15px;line-height:1.55}
.market{text-align:center;padding:22px 14px}
.market-icon{width:72px;height:72px;margin:0 auto 16px;border:1px solid rgba(92,184,212,.55);border-radius:999px;display:flex;align-items:center;justify-content:center;background:rgba(92,184,212,.05);font-size:34px}
.market-title{color:#e2e8f0;font-size:14px;font-weight:700;text-transform:uppercase;letter-spacing:.08em;line-height:1.35}

/* Misc */
.quote{border-left:4px solid #5cb8d4;padding-left:24px;margin:30px 0;color:#fff;font-size:26px;line-height:1.4}
.button{display:inline-block;margin-top:32px;border:1px solid #5cb8d4;border-radius:999px;padding:14px 30px;color:#5cb8d4;font-size:20px;font-weight:700;text-decoration:none;background:transparent}
.button:hover{background:rgba(92,184,212,.1)}

/* Footer */
.footer{padding:34px 8%;text-align:center;color:#cbd5e1;border-top:1px solid rgba(92,184,212,.2);font-size:15px;line-height:1.7;background:#000}
.footer a{color:#cbd5e1;text-decoration:none;margin:0 10px}
.footer a:hover{color:#5cb8d4}
.footer .footer-brand{color:#fff;font-size:20px;font-weight:700;margin-bottom:4px}
.footer .footer-tag{color:#5cb8d4;margin-bottom:8px}
.footer .footer-heritage{margin-bottom:10px}

/* Contact */
.contact-list{display:grid;gap:18px;margin-top:30px}
.contact-item{border:1px solid rgba(92,184,212,.25);border-radius:18px;background:rgba(92,184,212,.05);padding:22px;color:#cbd5e1;font-size:20px;line-height:1.6}
.contact-item strong{display:block;color:#5cb8d4;margin-bottom:6px}

/* Leadership */
.leadership-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:22px;margin-top:48px}
.leader-card{text-align:left}
.leader-photo{width:168px;height:168px;border-radius:999px;object-fit:cover;display:block;margin:0 0 22px;border:1px solid rgba(92,184,212,.55);background:rgba(92,184,212,.05)}
.leader-title{color:#e2e8f0;font-size:15px;font-weight:700;text-transform:uppercase;letter-spacing:.08em;line-height:1.4;margin:-6px 0 16px}
.bio-details{margin-top:18px;border-top:1px solid rgba(92,184,212,.25);padding-top:14px}
.bio-details summary{cursor:pointer;color:#5cb8d4;font-size:16px;font-weight:700;list-style:none}
.bio-details summary::-webkit-details-marker{display:none}
.bio-details summary::after{content:' +';font-weight:700}
.bio-details[open] summary::after{content:' –'}
.bio-details p{font-size:15px;line-height:1.6;margin-top:14px}
.bio-details a{color:#5cb8d4;text-decoration:none}
.bio-details a:hover{text-decoration:underline}

/* About page */
.mission-question{display:grid;grid-template-columns:1fr 1fr;gap:22px;margin:34px 0}
.mission-question .card p{font-size:24px;color:#fff;font-weight:700}
.closing-line{color:#fff;font-size:28px;line-height:1.35;font-weight:700;margin-top:34px}

/* Home hero copy */
.hero-copy{max-width:1150px;margin:0 auto;text-align:center}
.hero-copy h1{font-size:54px;line-height:1.05;margin-bottom:18px}
.hero-copy .subheadline{font-size:28px;line-height:1.35;color:#fff;max-width:980px;margin:0 auto 22px;font-weight:700}
.hero-copy p{max-width:980px;margin:0 auto}
.tagline{margin-top:28px;color:#5cb8d4;font-size:22px;font-weight:700;letter-spacing:.04em}
.nowrap-desktop{white-space:nowrap}

/* Accent */
.gold{color:#C9A227}

/* IP / Heritage block */
.ip-block{margin-top:18px}
.ip-block ul{list-style:none;padding:0;margin:0}
.ip-block ul li{padding:10px 0;border-bottom:1px solid rgba(92,184,212,.15);color:#cbd5e1;font-size:18px}
.ip-block ul li:last-child{border-bottom:0}
.ip-block ul li strong{color:#5cb8d4}

/* ── Responsive ──────────────────────────────── */
@media(max-width:1100px){
  .nowrap-desktop{white-space:normal}
  .hero-copy h1{font-size:44px}
  .hero-copy .subheadline{font-size:24px}
}

@media(max-width:900px){
  .grid,.cards,.cards.two,.cards.three,.markets{grid-template-columns:1fr}
  .leadership-grid{grid-template-columns:1fr}
  .leader-photo{width:150px;height:150px}
  .mission-question{grid-template-columns:1fr}
  h1{font-size:40px}
  p,ul,.contact-item{font-size:18px}
}

@media(max-width:720px){
  .nav-toggle{display:flex}
  .nav{
    display:none;
    flex-direction:column;
    gap:0;
    position:absolute;
    top:100%;
    left:0;right:0;
    background:#02070f;
    border-bottom:1px solid rgba(92,184,212,.28);
    padding:12px 0;
    z-index:100;
  }
  .nav.open{display:flex}
  .nav a{padding:14px 8%;font-size:18px;border-bottom:1px solid rgba(92,184,212,.1)}
  .nav a:last-child{border-bottom:0}
  .navbar{padding:16px 6%;flex-wrap:wrap}
  .brand img{height:42px}
  .section{padding:56px 6%}
}

/* ── Cyber MRI diagram section ───────────────────────────── */
.cyber-mri{margin-top:56px}
.cyber-mri-label{color:#5cb8d4;font-size:13px;font-weight:700;text-transform:uppercase;letter-spacing:.22em;margin-bottom:16px}
.cyber-mri-wrap{border:1px solid rgba(92,184,212,.2);border-radius:16px;overflow:hidden;background:rgba(0,0,0,.5);padding:32px 24px}
.cyber-mri-wrap img,.cyber-mri-wrap svg{width:100%;height:auto;display:block}
.cyber-mri-caption{margin-top:16px;color:rgba(92,184,212,.65);font-size:14px;text-align:center;font-style:italic}

/* ── SVG market icons ────────────────────────────────────── */
.market-svg{display:flex;flex-wrap:wrap;gap:18px;margin-top:48px;justify-content:center}
.market-svg-item{flex:0 0 calc(16.66% - 16px);min-width:90px;text-align:center;border:1px solid rgba(92,184,212,.25);border-radius:22px;background:rgba(0,0,0,.40);padding:22px 14px}
.market-svg-item svg{width:60px;height:60px;display:block;margin:0 auto 14px;color:#5cb8d4}
.market-svg-item .market-title{color:#e2e8f0;font-size:13px;font-weight:700;text-transform:uppercase;letter-spacing:.08em;line-height:1.35}
@media(max-width:900px){.market-svg-item{flex:0 0 calc(33% - 12px)}}
@media(max-width:480px){.market-svg-item{flex:0 0 calc(50% - 10px)}}

/* ── Comparison panel (Others Ask / KAIperShield Asks) ───── */
.mission-question{display:grid;grid-template-columns:1fr auto 1fr;gap:0;margin:34px 0;border:1px solid rgba(92,184,212,.25);border-radius:16px;overflow:hidden}
.mission-q-left{padding:32px 28px;background:rgba(92,184,212,.04);display:flex;flex-direction:column;justify-content:center}
.mission-q-right{padding:32px 28px;background:rgba(92,184,212,.08);display:flex;flex-direction:column;justify-content:center}
.mission-q-divider{width:1px;background:rgba(92,184,212,.25);display:flex;align-items:center;justify-content:center;position:relative}
.mission-q-arrow{width:36px;height:36px;border-radius:50%;border:1px solid rgba(92,184,212,.35);background:#000;display:flex;align-items:center;justify-content:center;flex-shrink:0}
.mission-q-eyebrow{font-size:10px;font-weight:700;letter-spacing:.18em;text-transform:uppercase;margin-bottom:14px}
.mission-q-left .mission-q-eyebrow{color:rgba(92,184,212,.8)}
.mission-q-right .mission-q-eyebrow{color:#5cb8d4}
.mission-q-text{font-size:26px;font-weight:700;line-height:1.25;margin:0}
.mission-q-left .mission-q-text{color:rgba(255,255,255,.78)}
.mission-q-right .mission-q-text{color:#fff}
@media(max-width:720px){
  .mission-question{grid-template-columns:1fr}
  .mission-q-divider{width:100%;height:1px;flex-direction:row}
  .mission-q-arrow{margin:-18px auto;z-index:1}
}

/* ── About page hero ─────────────────────────────────────── */
.about-hero{position:relative;width:100%;overflow:hidden;min-height:520px;display:flex;align-items:flex-end}
.about-hero::before{content:'';position:absolute;inset:0;background:url('about-hero.jpg') center 30%/cover no-repeat}
.about-hero-overlay{position:absolute;inset:0;background:linear-gradient(to top, rgba(0,0,0,.82) 0%, rgba(0,0,0,.35) 50%, rgba(0,0,0,.1) 100%)}
.about-hero-content{position:relative;z-index:1;padding:64px 8%;max-width:900px}
.about-hero-eyebrow{color:#5cb8d4;font-size:12px;font-weight:700;letter-spacing:.28em;text-transform:uppercase;margin-bottom:20px}
.about-hero-headline{font-size:48px;font-weight:700;line-height:1.1;color:#fff;margin:0 0 20px}
.about-hero-sub{font-size:20px;color:rgba(255,255,255,.7);margin:0 0 36px;font-weight:400;line-height:1.5}
.about-hero-btn{display:inline-block;border:1.5px solid rgba(92,184,212,.7);border-radius:999px;padding:13px 28px;color:#5cb8d4;font-size:16px;font-weight:700;text-decoration:none;background:transparent}
.about-hero-btn:hover{background:rgba(92,184,212,.1);border-color:#5cb8d4}
@media(max-width:900px){
  .about-hero{min-height:400px}
  .about-hero-headline{font-size:34px}
  .about-hero-sub{font-size:17px}
  .about-hero-content{padding:48px 6%}
}
@media(max-width:540px){
  .about-hero{min-height:340px}
  .about-hero-headline{font-size:26px}
}

/* ── Careers page hero ───────────────────────────────────── */
.careers-hero{position:relative;width:100%;overflow:hidden;min-height:480px;display:flex;align-items:flex-end}
.careers-hero::before{content:'';position:absolute;inset:0;background:url('careers-hero.jpg') center 40%/cover no-repeat}

/* ── Contact page hero ───────────────────────────────────── */
.contact-hero{position:relative;width:100%;overflow:hidden;min-height:460px;display:flex;align-items:flex-end}
.contact-hero::before{content:'';position:absolute;inset:0;background:url('contact-hero.jpg') center 35%/cover no-repeat}