/* ══ JARVIS INSTITUTE — Core Styles v4 ══ */
@import url('https://fonts.googleapis.com/css2?family=Saira:wght@300;400;500;600;700;800;900&family=Montserrat:wght@300;400;500;600;700;800;900&family=Space+Mono:wght@400;700&family=Inter:wght@300;400;500;600&display=swap');

*,*::before,*::after{box-sizing:border-box;margin:0;padding:0}
:root{
  --navy:#050E1F; --navy-mid:#0A1B3D; --navy-soft:#0D2355;
  --blue:#0EA5E9; --blue-light:#38BDF8; --blue-pale:#E0F2FE; --blue-deep:#0369A1;
  --grad:linear-gradient(135deg,#38BDF8 0%,#0EA5E9 55%,#0369A1 100%);
  --grad-v:linear-gradient(to bottom,#38BDF8,#0369A1);
  --white:#FFFFFF; --off:#F0F7FF; --slate:#E8F4FD;
  --text:#050E1F; --text-soft:rgba(5,14,31,.55); --text-xs:rgba(5,14,31,.38);
  --border:rgba(5,14,31,.08); --border-blue:rgba(14,165,233,.25);
  --card-shadow:0 2px 24px rgba(5,14,31,.07);
  --blue-shadow:0 8px 40px rgba(14,165,233,.22);
}
html{scroll-behavior:smooth} body{font-family:'Montserrat',sans-serif;background:var(--white);color:var(--text);overflow-x:hidden}
img,video{max-width:100%;display:block} a{text-decoration:none;color:inherit}

/* ── TYPE ── */
h1,h2,h3,h4{font-family:'Saira',sans-serif}
.mono{font-family:'Space Mono',monospace}
.eyebrow{font-family:'Space Mono',monospace;font-size:.64rem;letter-spacing:.24em;text-transform:uppercase;color:var(--blue);margin-bottom:12px}
.grad-text{background:var(--grad);-webkit-background-clip:text;-webkit-text-fill-color:transparent;background-clip:text}

/* ── BUTTONS ── */
.btn{display:inline-flex;align-items:center;gap:8px;font-family:'Space Mono',monospace;font-size:.7rem;font-weight:700;letter-spacing:.08em;text-transform:uppercase;cursor:pointer;border:none;padding:14px 28px;transition:all .22s;white-space:nowrap}
.btn-primary{background:var(--grad);color:#fff;box-shadow:0 4px 18px rgba(14,165,233,.28)}
.btn-primary:hover{box-shadow:0 8px 36px rgba(14,165,233,.42);transform:translateY(-2px)}
.btn-outline{background:transparent;color:var(--blue);border:1.5px solid var(--border-blue)}
.btn-outline:hover{background:var(--blue-pale);border-color:var(--blue)}
.btn-white{background:#fff;color:var(--navy);box-shadow:0 4px 18px rgba(5,14,31,.12)}
.btn-white:hover{box-shadow:0 8px 32px rgba(5,14,31,.18);transform:translateY(-2px)}
.btn-ghost-w{background:rgba(255,255,255,.1);color:#fff;border:1px solid rgba(255,255,255,.25);backdrop-filter:blur(8px)}
.btn-ghost-w:hover{background:rgba(255,255,255,.18);border-color:rgba(255,255,255,.5)}
.btn-navy{background:var(--navy);color:var(--blue-light);border:1px solid var(--border-blue)}
.btn-navy:hover{box-shadow:var(--blue-shadow)}

/* ── NAV ── */
#main-nav{position:fixed;top:0;left:0;right:0;z-index:1000;padding:0 48px;height:68px;display:flex;align-items:center;justify-content:space-between;background:rgba(5,14,31,.0);transition:all .35s}
#main-nav.scrolled{background:rgba(5,14,31,.92);backdrop-filter:blur(20px);-webkit-backdrop-filter:blur(20px);border-bottom:1px solid rgba(255,255,255,.06)}
#main-nav.light{background:rgba(255,255,255,.92);backdrop-filter:blur(20px);-webkit-backdrop-filter:blur(20px);border-bottom:1px solid var(--border)}
.nav-logo img{height:30px;width:auto}
.nav-logo-light img{filter:none}
.nav-links{display:flex;align-items:center;gap:4px}
.nav-links a{font-size:.8rem;font-weight:500;color:rgba(255,255,255,.7);padding:6px 13px;border-radius:6px;transition:all .2s}
.nav-links a:hover,.nav-links a.active{color:#fff;background:rgba(255,255,255,.1)}
#main-nav.light .nav-links a{color:var(--text-soft)}
#main-nav.light .nav-links a:hover,#main-nav.light .nav-links a.active{color:var(--navy);background:var(--blue-pale)}
.nav-cta{font-size:.68rem!important;padding:9px 20px!important}
#burger{display:none;flex-direction:column;gap:5px;cursor:pointer;padding:4px;background:none;border:none}
#burger span{display:block;width:22px;height:1.5px;background:#fff;transition:all .3s;transform-origin:center}
#main-nav.light #burger span{background:var(--navy)}
#burger.open span:nth-child(1){transform:rotate(45deg) translate(4.5px,4.5px)}
#burger.open span:nth-child(2){opacity:0}
#burger.open span:nth-child(3){transform:rotate(-45deg) translate(4.5px,-4.5px)}
#mob-nav{display:none;position:fixed;inset:0;background:var(--navy);z-index:999;flex-direction:column;align-items:center;justify-content:center;gap:24px}
#mob-nav a{font-family:'Saira',sans-serif;font-size:1.8rem;font-weight:700;color:rgba(255,255,255,.75);transition:color .2s}
#mob-nav a:hover{color:var(--blue-light)}
#mob-close{position:absolute;top:22px;right:24px;background:none;border:none;color:#fff;font-size:1.5rem;cursor:pointer;line-height:1}

/* ── PAGE HERO (inner pages) ── */
.page-hero{background:var(--navy);padding:148px 80px 90px;position:relative;overflow:hidden}
.page-hero::before{content:'';position:absolute;inset:0;background:radial-gradient(ellipse 70% 80% at 80% 50%,rgba(56,189,248,.1) 0%,transparent 60%)}
.page-hero::after{content:'';position:absolute;inset:0;background-image:radial-gradient(rgba(56,189,248,.06) 1px,transparent 1px);background-size:28px 28px}
.page-hero-inner{max-width:1200px;margin:0 auto;position:relative;z-index:1}
.page-hero h1{font-family:'Saira',sans-serif;font-size:clamp(2.8rem,5vw,5rem);font-weight:900;color:#fff;line-height:1.02;margin-bottom:20px;letter-spacing:-.02em}
.page-hero p{font-size:1.05rem;color:rgba(255,255,255,.5);line-height:1.75;max-width:560px}
.page-hero .eyebrow{color:var(--blue-light);opacity:.8}

/* ── SECTION WRAPPER ── */
.section{padding:100px 80px}
.section-sm{padding:72px 80px}
.section-dark{background:var(--navy);position:relative;overflow:hidden}
.section-dark::before{content:'';position:absolute;inset:0;background-image:radial-gradient(rgba(56,189,248,.05) 1px,transparent 1px);background-size:28px 28px}
.section-blue{background:var(--blue-pale)}
.section-off{background:var(--off)}
.inner{max-width:1200px;margin:0 auto}
.inner-wide{max-width:1400px;margin:0 auto}

/* ── CARDS ── */
.card{background:#fff;border:1px solid var(--border);box-shadow:var(--card-shadow);padding:36px;transition:all .3s}
.card:hover{transform:translateY(-4px);box-shadow:0 12px 40px rgba(5,14,31,.1)}
.card-blue{background:var(--blue-pale);border:1px solid var(--border-blue)}
.card-dark{background:rgba(255,255,255,.04);border:1px solid rgba(255,255,255,.07);transition:all .3s}
.card-dark:hover{background:rgba(56,189,248,.06);border-color:rgba(56,189,248,.25);transform:translateY(-3px)}

/* ── GRID HELPERS ── */
.grid-2{display:grid;grid-template-columns:1fr 1fr;gap:24px}
.grid-3{display:grid;grid-template-columns:repeat(3,1fr);gap:24px}
.grid-4{display:grid;grid-template-columns:repeat(4,1fr);gap:16px}
.grid-2-1{display:grid;grid-template-columns:1fr .85fr;gap:80px;align-items:center}
.grid-1-2{display:grid;grid-template-columns:.85fr 1fr;gap:80px;align-items:center}

/* ── MARQUEE ── */
.marquee-wrap{background:var(--navy-mid);padding:12px 0;overflow:hidden}
.marquee-track{display:flex;white-space:nowrap;animation:mq 32s linear infinite}
.marquee-track:hover{animation-play-state:paused}
.marquee-item{display:inline-flex;align-items:center;gap:12px;padding:0 24px;font-family:'Space Mono',monospace;font-size:.65rem;letter-spacing:.12em;text-transform:uppercase;color:rgba(255,255,255,.4)}
.mdot{color:var(--blue-light)}
@keyframes mq{from{transform:translateX(0)}to{transform:translateX(-50%)}}

/* ── STATS BAR ── */
.stats-bar{display:grid;grid-template-columns:repeat(4,1fr);border-top:1px solid rgba(255,255,255,.08)}
.stat-item{padding:28px 40px;border-right:1px solid rgba(255,255,255,.08);background:rgba(5,14,31,.5);backdrop-filter:blur(12px)}
.stat-item:last-child{border-right:none}
.stat-val{font-family:'Saira',sans-serif;font-size:2.4rem;font-weight:900;color:#fff;line-height:1;margin-bottom:4px}
.stat-val span{background:var(--grad);-webkit-background-clip:text;-webkit-text-fill-color:transparent;background-clip:text}
.stat-lbl{font-family:'Space Mono',monospace;font-size:.58rem;letter-spacing:.16em;text-transform:uppercase;color:rgba(255,255,255,.35)}

/* ── SECTION HEADINGS ── */
.sh{margin-bottom:56px}
.sh h2{font-family:'Saira',sans-serif;font-size:clamp(2rem,3.5vw,3rem);font-weight:800;line-height:1.08;letter-spacing:-.02em;margin-top:8px}
.sh p{font-size:.95rem;color:var(--text-soft);line-height:1.75;max-width:520px;margin-top:14px}
.sh-center{text-align:center}
.sh-center p{margin:14px auto 0}
.sh-white h2{color:#fff}
.sh-white p{color:rgba(255,255,255,.45)}
.sh-white .eyebrow{color:var(--blue-light)}

/* ── FOOTER ── */
footer{background:var(--navy)}
.footer-top{padding:72px 80px 52px;display:grid;grid-template-columns:1.4fr 1fr 1fr 1fr;gap:48px;border-bottom:1px solid rgba(255,255,255,.06)}
.footer-logo img{height:30px;width:auto;filter:brightness(0) invert(1);margin-bottom:16px}
.footer-brand p{font-size:.82rem;color:rgba(255,255,255,.32);line-height:1.75;max-width:260px}
.footer-col h5{font-family:'Space Mono',monospace;font-size:.58rem;letter-spacing:.22em;text-transform:uppercase;color:var(--blue-light);margin-bottom:18px;opacity:.7}
.footer-col ul{list-style:none;display:flex;flex-direction:column;gap:10px}
.footer-col ul li a{font-size:.82rem;color:rgba(255,255,255,.32);transition:color .2s}
.footer-col ul li a:hover{color:#fff}
.footer-contact-link{display:inline-flex;align-items:center;gap:9px}
.footer-contact-link svg{width:15px;height:15px;flex:0 0 15px;color:var(--blue-light);stroke:currentColor;stroke-width:2;fill:none;stroke-linecap:round;stroke-linejoin:round;opacity:.9}
.footer-contact-link .icon-fill{fill:currentColor;stroke:none}
.footer-btm{padding:16px 80px;display:flex;align-items:center;justify-content:space-between}
.footer-btm p,.footer-btm a{font-family:'Space Mono',monospace;font-size:.62rem;color:rgba(255,255,255,.22)}
.footer-btm a span{border-bottom:1px solid transparent;transition:all .2s}
.footer-btm a:hover span{color:var(--blue-light);border-color:var(--blue-light)}

/* ── SCAN LINE ── */
.scan-line{position:absolute;left:0;right:0;top:0;height:1px;background:linear-gradient(to right,transparent,var(--blue-light),transparent);opacity:.4;pointer-events:none;z-index:5}

/* ── REVEAL ANIMATIONS ── */
.rev{opacity:0;transform:translateY(32px);transition:opacity .7s ease,transform .7s ease}
.rev.in{opacity:1;transform:translateY(0)}
.rev-l{opacity:0;transform:translateX(-32px);transition:opacity .7s ease,transform .7s ease}
.rev-l.in{opacity:1;transform:translateX(0)}
.rev-r{opacity:0;transform:translateX(32px);transition:opacity .7s ease,transform .7s ease}
.rev-r.in{opacity:1;transform:translateX(0)}

/* ── RESPONSIVE ── */
@media(max-width:1100px){
  .grid-2,.grid-2-1,.grid-1-2{grid-template-columns:1fr;gap:40px}
  .grid-3{grid-template-columns:1fr 1fr}
  .grid-4{grid-template-columns:1fr 1fr}
  .stats-bar{grid-template-columns:1fr 1fr}
  .stats-bar .stat-item:nth-child(2){border-right:none}
  .stats-bar .stat-item:nth-child(3){border-right:none}
  .section,.section-sm{padding:72px 36px}
  .page-hero{padding:130px 36px 72px}
  .footer-top{grid-template-columns:1fr 1fr;gap:36px}
  .footer-btm{padding:16px 36px}
}
@media(max-width:768px){
  #main-nav{padding:0 20px}
  .nav-links,.nav-cta{display:none}
  #burger{display:flex}
  .grid-3{grid-template-columns:1fr}
  .grid-4{grid-template-columns:1fr 1fr}
  .stats-bar{grid-template-columns:1fr 1fr}
  .section,.section-sm{padding:60px 20px}
  .page-hero{padding:110px 20px 60px}
  .footer-top{grid-template-columns:1fr;padding:48px 20px 32px}
  .footer-btm{flex-direction:column;gap:6px;text-align:center;padding:12px 20px}
}
@media(max-width:480px){
  .grid-4{grid-template-columns:1fr 1fr}
  .stats-bar{grid-template-columns:1fr 1fr}
}


/* ── FINAL MOBILE + TWO-LINE HEADING LOCK ── */
.two-line-heading{max-width:100%;overflow:visible;text-wrap:balance}
.two-line-heading .line{display:block;white-space:nowrap}
.page-hero h1.two-line-heading{font-size:clamp(2.45rem,7vw,5rem)}
@media(max-width:768px){
  html,body{width:100%;overflow-x:hidden}
  #main-nav{height:64px;padding:0 18px}
  .nav-logo img{height:28px}
  #mob-nav{padding:72px 24px;text-align:center}
  #mob-nav a{font-size:1.65rem}
  .page-hero{padding:104px 20px 56px}
  .page-hero h1.two-line-heading{font-size:clamp(2.1rem,12vw,3.25rem);line-height:1.02;letter-spacing:-.035em}
  .page-hero h1.two-line-heading .line{white-space:nowrap}
  .page-hero p{font-size:.95rem;line-height:1.65;max-width:100%}
  .section,.section-sm{padding-left:20px;padding-right:20px}
  .footer-top[style]{grid-template-columns:1fr!important}
}
@media(max-width:390px){
  .page-hero h1.two-line-heading{font-size:clamp(1.9rem,11vw,2.65rem)}
  #mob-nav a{font-size:1.5rem}
}

/* ── ACCESSIBILITY READABILITY UPDATE ── */
body{
  color:#050E1F;
  font-size:16px;
  line-height:1.65;
}
p, li, .card p, .footer-brand p, .footer-col ul li a{
  font-size:1rem;
  line-height:1.78;
}
.section p, .section-sm p, .sh p{
  color:rgba(5,14,31,.78);
}
.page-hero p{
  font-size:1.12rem;
  color:rgba(255,255,255,.74);
  line-height:1.72;
}
.card p{
  color:rgba(5,14,31,.76);
}
.footer-brand p,
.footer-col ul li a{
  color:rgba(255,255,255,.58);
}
.eyebrow{
  font-size:.72rem;
}
.btn{
  font-size:.76rem;
}

/* Contact form readability */
.contact-panel p{
  font-size:1.06rem !important;
  color:rgba(5,14,31,.82) !important;
  line-height:1.78 !important;
}
.contact-panel h2{
  color:#050E1F !important;
}
.field label{
  font-size:.72rem !important;
  color:rgba(5,14,31,.72) !important;
  font-weight:700 !important;
}
.field input,
.field textarea{
  font-size:1.05rem !important;
  color:#050E1F !important;
  border-color:rgba(5,14,31,.28) !important;
  min-height:52px;
}
.field input::placeholder,
.field textarea::placeholder{
  color:rgba(5,14,31,.56) !important;
}
.field textarea{
  min-height:170px !important;
}
.contact-form .btn{
  min-height:52px;
  justify-content:center;
}

@media(max-width:768px){
  body{font-size:16px}
  p, li, .card p, .section p, .section-sm p, .sh p{
    font-size:1.02rem;
    line-height:1.75;
  }
  .page-hero p{
    font-size:1.05rem;
    line-height:1.7;
  }
  .contact-panel p{
    font-size:1.05rem !important;
  }
  .field input,
  .field textarea{
    font-size:16px !important;
    padding:16px !important;
  }
}

/* ── WIDER + DARKER BODY COPY UPDATE ── */
body{
  color:#050E1F !important;
  font-size:17px;
}
p, li{
  color:rgba(5,14,31,.86) !important;
  font-size:1.06rem !important;
  line-height:1.82 !important;
}
.section p,
.section-sm p,
.sh p,
.card p{
  color:rgba(5,14,31,.86) !important;
}
.sh p,
.page-hero p,
.hero-sub,
.wk-header p,
.about-l p,
.cta-band p{
  max-width:760px !important;
}
.page-hero p{
  color:rgba(255,255,255,.78) !important;
  font-size:1.14rem !important;
}
.hero-sub{
  color:rgba(255,255,255,.68) !important;
  font-size:1.08rem !important;
}
.about-l p{
  color:rgba(255,255,255,.68) !important;
  font-size:1.02rem !important;
}
.wk-header p{
  color:rgba(5,14,31,.74) !important;
  font-size:1.05rem !important;
  line-height:1.8 !important;
}
.wk-body p{
  color:rgba(255,255,255,.72) !important;
  font-size:.96rem !important;
}
.cta-band p{
  color:rgba(255,255,255,.82) !important;
  font-size:1.02rem !important;
}
.contact-panel p,
.contact-panel li{
  color:rgba(5,14,31,.88) !important;
  font-size:1.08rem !important;
}
.field label{
  color:rgba(5,14,31,.82) !important;
}
.field input,
.field textarea{
  font-size:1.08rem !important;
}
@media(max-width:768px){
  body{font-size:16.5px}
  p, li, .section p, .section-sm p, .sh p, .card p{
    font-size:1.04rem !important;
    line-height:1.78 !important;
  }
  .hero-sub,
  .page-hero p,
  .wk-header p,
  .contact-panel p{
    font-size:1.04rem !important;
  }
}

/* ── FINAL ACCESSIBILITY CONTRAST + MOBILE LOGO FIX ── */
#main-nav,
#main-nav.scrolled,
#main-nav.light{
  background:rgba(5,14,31,.94) !important;
  border-bottom:1px solid rgba(255,255,255,.12) !important;
  backdrop-filter:blur(20px) !important;
  -webkit-backdrop-filter:blur(20px) !important;
}
#main-nav .nav-logo,
#main-nav .nav-logo img{
  display:flex !important;
  align-items:center !important;
  opacity:1 !important;
  visibility:visible !important;
}
#main-nav .nav-logo img{
  height:32px !important;
  width:auto !important;
  filter:brightness(0) invert(1) contrast(1.18) !important;
}
#main-nav .nav-links a,
#main-nav.light .nav-links a{
  color:rgba(255,255,255,.84) !important;
}
#main-nav .nav-links a:hover,
#main-nav .nav-links a.active,
#main-nav.light .nav-links a:hover,
#main-nav.light .nav-links a.active{
  color:#fff !important;
  background:rgba(255,255,255,.14) !important;
}
#burger span,
#main-nav.light #burger span{
  background:#fff !important;
}
#mob-nav{
  background:#050E1F !important;
}
#mob-nav a{
  color:rgba(255,255,255,.9) !important;
}

/* Light sections keep stronger dark copy */
.section:not(.section-dark) p,
.section-sm:not(.section-dark) p,
.card:not(.card-dark) p,
.m-card p,
.a-val p,
.wk-header p,
.contact-panel p,
.contact-panel li{
  color:rgba(5,14,31,.88) !important;
}

/* Dark sections: prevent unreadable black-on-navy text */
.section-dark p,
.section-dark li,
.section-dark .sh p,
.sh-white p,
.card-dark p,
.card-dark li,
.code-strip p,
.code-strip li,
.code-item p,
.about-l p,
.page-hero p,
.hero-sub,
.wk-body p,
.cta-band p,
footer p,
footer a,
.footer-brand p,
.footer-col ul li a,
.footer-btm p,
.footer-btm a{
  color:rgba(232,244,253,.82) !important;
}
.section-dark h2,
.section-dark h3,
.section-dark h4,
.card-dark h3,
.card-dark h4,
.code-strip h2,
.code-strip h3,
.code-strip h4,
.code-item h4,
.about-l h2,
.wk-body h3,
footer h5{
  color:#fff !important;
}
.code-item{
  background:rgba(255,255,255,.055) !important;
  border-color:rgba(255,255,255,.16) !important;
}
.code-item:hover{
  background:rgba(56,189,248,.11) !important;
  border-color:rgba(56,189,248,.36) !important;
}
.code-roman,
.footer-col h5,
.sh-white .eyebrow{
  color:#38BDF8 !important;
  opacity:1 !important;
}
.footer-logo img{
  filter:brightness(0) invert(1) contrast(1.18) !important;
}
.footer-top{
  border-bottom-color:rgba(255,255,255,.14) !important;
}
.footer-col ul li a:hover,
.footer-btm a:hover span{
  color:#fff !important;
}

/* Improve dark card readability on mobile as well */
@media(max-width:768px){
  #main-nav{height:64px !important;padding:0 18px !important}
  #main-nav .nav-logo img{height:30px !important;max-width:150px !important}
  .code-item p,
  .section-dark p,
  .card-dark p,
  .wk-body p,
  footer p,
  footer a{
    color:rgba(232,244,253,.86) !important;
    font-size:1.04rem !important;
    line-height:1.78 !important;
  }
}