:root{
  --navy-950:#060f22;
  --navy-900:rgba(19,42,82,0.6);
  --navy-800:#132a52;
  --steel-700:#26436f;
  --steel-400:#8a9ab0;
  --off-white:#eef2f7;
  --circuit-green:#5fd97a;
  --circuit-green-dim:#2f8f52;
  --amber:#e8a33d;
  --amber-dim:#b97e26;
  --line:#1d3357;
}
*{box-sizing:border-box;margin:0;padding:0;}
html{scroll-behavior:smooth;}
body{
  background:var(--navy-950);
  color:var(--off-white);
  font-family:'Inter',sans-serif;
  overflow-x:hidden;
  -webkit-font-smoothing:antialiased;
}
::selection{background:var(--circuit-green);color:var(--navy-950);}

h1,h2,h3,.display{
  font-family:'Rajdhani',sans-serif;
  font-weight:700;
  letter-spacing:0.01em;
  text-transform:none;
}
.mono{font-family:'IBM Plex Mono',monospace;}

a{color:inherit;text-decoration:none;}
img{max-width:100%;display:block;}

.wrap{max-width:1240px;margin:0 auto;padding:0 32px;}

/* ---------- NAV ---------- */
header{
  position:fixed;top:0;left:0;right:0;z-index:100;
  backdrop-filter:blur(14px);
  background:rgba(6,15,34,0.72);
  border-bottom:1px solid rgba(255,255,255,0.06);
}
nav{
  display:flex;align-items:center;justify-content:space-between;
  padding:18px 32px;max-width:1240px;margin:0 auto;
}
.brand{
  display:flex;align-items:center;gap:10px;
  font-family:'Rajdhani',sans-serif;font-weight:700;font-size:1.5rem;letter-spacing:0.03em;
}
.brand-logo{
  height:46px;width:auto;display:block;
  border-radius:14px;
  box-shadow:0 4px 16px -4px rgba(0,0,0,0.45), 0 0 0 1px rgba(255,255,255,0.06);
  transition:transform .2s ease, box-shadow .2s ease;
}
.brand:hover .brand-logo{
  transform:translateY(-1px);
  box-shadow:0 8px 22px -6px rgba(0,0,0,0.55), 0 0 0 1px var(--circuit-green-dim);
}
.brand .bolt{
  width:12px;height:12px;background:var(--circuit-green);
  clip-path:polygon(50% 0%, 100% 40%, 65% 40%, 100% 100%, 0% 60%, 40% 60%);
  box-shadow:0 0 12px var(--circuit-green);
  flex:0 0 auto;
}
.brand small{display:block;font-family:'Inter',sans-serif;font-weight:400;font-size:0.55rem;letter-spacing:0.25em;color:var(--steel-400);text-transform:uppercase;margin-top:-2px;}
.navlinks{display:flex;gap:34px;font-size:0.86rem;font-weight:500;color:var(--steel-400);}
.navlinks a{position:relative;padding:4px 0;transition:color .2s;}
.navlinks a:hover, .navlinks a:focus-visible, .navlinks a.active{color:var(--off-white);}
.navlinks a::after{content:"";position:absolute;left:0;bottom:0;width:0;height:1px;background:var(--circuit-green);transition:width .25s;}
.navlinks a:hover::after, .navlinks a.active::after{width:100%;}
.navcta{
  border:1px solid var(--circuit-green-dim);color:var(--circuit-green);
  padding:9px 18px;font-size:0.8rem;font-weight:600;border-radius:2px;
  transition:all .2s;white-space:nowrap;
}
.navcta:hover{background:var(--circuit-green);color:var(--navy-950);}
.navtoggle{
  display:none;background:none;border:1px solid var(--line);color:var(--off-white);
  width:38px;height:38px;border-radius:2px;font-size:1.1rem;cursor:pointer;
}

/* ---------- HERO (home) ---------- */
.hero{
  position:relative;min-height:100svh;display:flex;align-items:flex-end;
  overflow:hidden;
  border-bottom:1px solid var(--line);
}
.hero-scrim{
  position:absolute;inset:0;
  background:linear-gradient(180deg, rgba(6,15,34,0.35) 0%, rgba(6,15,34,0.15) 40%, rgba(6,15,34,0.9) 92%);
  pointer-events:none;
}
.hero-inner{
  position:relative;z-index:2;width:100%;padding:0 32px 90px;
  max-width:1240px;margin:0 auto;
}
.eyebrow{
  display:inline-flex;align-items:center;gap:10px;
  font-family:'IBM Plex Mono',monospace;font-size:0.72rem;letter-spacing:0.18em;
  color:var(--circuit-green);text-transform:uppercase;margin-bottom:22px;
  border:1px solid var(--circuit-green-dim);padding:7px 14px;border-radius:2px;
  background:rgba(95,217,122,0.06);
}
.eyebrow .dot{width:6px;height:6px;border-radius:50%;background:var(--circuit-green);box-shadow:0 0 8px var(--circuit-green);animation:pulse 1.8s infinite;}
@keyframes pulse{0%,100%{opacity:1;}50%{opacity:0.25;}}

.hero h1{
  font-size:clamp(2.6rem, 6vw, 5.2rem);
  line-height:0.98;
  max-width:16ch;
  color:#fff;
}
.hero h1 em{
  font-style:normal;color:var(--circuit-green);
  text-shadow:0 0 26px rgba(95,217,122,0.35);
}
.hero p{
  max-width:46ch;color:var(--steel-400);font-size:1.05rem;line-height:1.6;margin-top:22px;
}
.hero-cta{display:flex;gap:16px;margin-top:38px;flex-wrap:wrap;}
.btn-primary,.btn-ghost{
  padding:15px 28px;font-size:0.9rem;font-weight:600;border-radius:2px;
  display:inline-flex;align-items:center;gap:10px;transition:all .2s;
  border:1px solid transparent;cursor:pointer;
}
.btn-primary{background:var(--circuit-green);color:var(--navy-950);}
.btn-primary:hover{background:#fff;transform:translateY(-2px);}
.btn-ghost{border-color:var(--steel-700);color:var(--off-white);}
.btn-ghost:hover{border-color:var(--circuit-green);color:var(--circuit-green);}

.hero-meta{
  display:grid;grid-template-columns:repeat(4,auto);gap:48px;margin-top:64px;
  padding-top:28px;border-top:1px solid var(--line);max-width:760px;
}
.hero-meta .num{font-family:'Rajdhani',sans-serif;font-weight:700;font-size:1.7rem;color:#fff;}
.hero-meta .lbl{font-size:0.72rem;color:var(--steel-400);text-transform:uppercase;letter-spacing:0.08em;margin-top:2px;}

/* ---------- PAGE BANNER (sub-pages) ---------- */
.page-banner{
  position:relative;padding:180px 0 70px;overflow:hidden;
  border-bottom:1px solid var(--line);
  background:
    radial-gradient(circle at 15% 0%, rgba(95,217,122,0.10), transparent 55%),
    radial-gradient(circle at 85% 100%, rgba(232,163,61,0.08), transparent 55%),
    var(--navy-950);
}
.page-banner .grid-overlay{
  position:absolute;inset:0;
  background-image:linear-gradient(var(--line) 1px, transparent 1px), linear-gradient(90deg, var(--line) 1px, transparent 1px);
  background-size:44px 44px;opacity:0.35;
  mask-image:linear-gradient(180deg, black, transparent 85%);
}
.page-banner .wrap{position:relative;z-index:1;}
.breadcrumb{
  font-family:'IBM Plex Mono',monospace;font-size:0.75rem;color:var(--steel-400);
  letter-spacing:0.08em;margin-bottom:18px;display:flex;gap:8px;align-items:center;
}
.breadcrumb a{color:var(--steel-400);transition:color .2s;}
.breadcrumb a:hover{color:var(--circuit-green);}
.breadcrumb .sep{color:var(--steel-700);}
.breadcrumb .current{color:var(--circuit-green);}
.page-banner h1{font-size:clamp(2.2rem,5vw,3.6rem);color:#fff;max-width:18ch;}
.page-banner p{color:var(--steel-400);margin-top:18px;max-width:52ch;font-size:1.05rem;line-height:1.65;}

/* ---------- SECTION SCAFFOLD ---------- */
section{padding:130px 0;position:relative;}
.section-tag{
  font-family:'IBM Plex Mono',monospace;font-size:0.75rem;color:var(--circuit-green);
  text-transform:uppercase;letter-spacing:0.2em;margin-bottom:14px;display:block;
}
.section-head{max-width:640px;margin-bottom:64px;}
.section-head h2{font-size:clamp(1.9rem,3.4vw,2.9rem);color:#fff;}
.section-head p{color:var(--steel-400);margin-top:16px;font-size:1.02rem;line-height:1.65;}

/* ---------- TEASER CARDS (home -> subpages) ---------- */
.teaser-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:22px;}
.teaser-card{
  border:1px solid var(--line);border-radius:6px;padding:34px 28px;
  background:var(--navy-900);transition:transform .25s ease, border-color .25s ease;
  display:flex;flex-direction:column;height:100%;
}
.teaser-card .tag{font-family:'IBM Plex Mono',monospace;font-size:0.7rem;color:var(--amber);letter-spacing:0.12em;text-transform:uppercase;}
.teaser-card h3{font-size:1.35rem;color:#fff;margin:14px 0 10px;}
.teaser-card p{color:var(--steel-400);font-size:0.94rem;line-height:1.6;flex:1;}
.teaser-card .go{
  margin-top:22px;display:inline-flex;align-items:center;gap:8px;color:var(--circuit-green);
  font-weight:600;font-size:0.88rem;
}
.teaser-card:hover{transform:translateY(-6px);border-color:var(--circuit-green-dim);}
.teaser-card:hover .go{gap:14px;}
.teaser-card .go svg{transition:transform .25s;}

/* ---------- ABOUT ---------- */
.about-grid{display:grid;grid-template-columns:1.1fr 0.9fr;gap:70px;align-items:start;}
.about-copy p{color:var(--steel-400);line-height:1.75;margin-bottom:18px;font-size:1rem;}
.about-copy strong{color:var(--off-white);}
.cert-badge{
  display:inline-flex;align-items:center;gap:12px;margin-top:22px;
  border:1px solid var(--line);padding:14px 18px;border-radius:3px;background:var(--navy-900);
}
.cert-badge .ring{
  width:38px;height:38px;border-radius:50%;border:2px solid var(--amber);
  display:flex;align-items:center;justify-content:center;font-family:'Rajdhani',sans-serif;font-weight:700;font-size:0.65rem;color:var(--amber);
  flex:0 0 auto;
}
.cert-badge div span{display:block;font-size:0.78rem;color:var(--steel-400);}
.cert-badge div strong{font-size:0.95rem;}

.vision-stack{display:flex;flex-direction:column;gap:2px;}
.vision-card{
  background:var(--navy-900);border:1px solid var(--line);padding:26px 26px;
  position:relative;transition:transform .35s, border-color .35s;
  perspective:800px;
}
.vision-card::before{
  content:attr(data-index);position:absolute;top:22px;right:24px;
  font-family:'IBM Plex Mono',monospace;font-size:0.7rem;color:var(--steel-700);
}
.vision-card h3{font-size:1.15rem;color:#fff;margin-bottom:8px;}
.vision-card p{color:var(--steel-400);font-size:0.92rem;line-height:1.6;}
.vision-card:hover{border-color:var(--circuit-green-dim);transform:translateX(6px);}

.timeline-row{display:flex;gap:28px;margin-top:60px;flex-wrap:wrap;}
.timeline-item{flex:1 1 200px;border-left:2px solid var(--circuit-green-dim);padding-left:18px;}
.timeline-item .yr{font-family:'Rajdhani',sans-serif;font-weight:700;font-size:1.6rem;color:#fff;}
.timeline-item p{color:var(--steel-400);font-size:0.9rem;margin-top:6px;line-height:1.5;}

/* ---------- PANEL DOOR CARDS (signature element) ---------- */
.grid-mfg{
  display:grid;grid-template-columns:repeat(auto-fill,minmax(230px,1fr));gap:20px;
}
.panel-card{
  position:relative;background:linear-gradient(155deg,#132a52 0%, #0e2140 100%);
  border:1px solid var(--line);border-radius:4px;padding:26px 22px 22px;
  min-height:168px;transform-style:preserve-3d;transition:transform .25s ease, box-shadow .25s ease;
  cursor:default;
}
.panel-card::before{
  content:"";position:absolute;left:10px;top:14px;bottom:14px;width:3px;
  background:repeating-linear-gradient(180deg, var(--steel-700) 0 8px, transparent 8px 18px);
  opacity:0.6;
}
.panel-card .led{
  position:absolute;bottom:16px;right:18px;width:8px;height:8px;border-radius:50%;
  background:var(--circuit-green-dim);transition:all .3s;
}
.panel-card:hover .led{background:var(--circuit-green);box-shadow:0 0 10px var(--circuit-green);}
.panel-card .idx{font-family:'IBM Plex Mono',monospace;font-size:0.68rem;color:var(--amber);letter-spacing:0.1em;}
.panel-card h4{font-size:1.05rem;color:#fff;margin:14px 0 0;line-height:1.3;padding-left:12px;}
.panel-card:hover{
  transform:translateY(-6px) rotateX(3deg);
  box-shadow:0 22px 40px -18px rgba(0,0,0,0.6), 0 0 0 1px var(--circuit-green-dim);
}

/* ---------- CERTIFICATIONS ---------- */
.cert-grid{
  display:grid;grid-template-columns:repeat(auto-fill,minmax(260px,1fr));
  gap:18px;margin-top:8px;
}
.cert-card{
  position:relative;background:var(--navy-900);border:1px solid var(--line);
  border-radius:6px;padding:24px 22px 22px;overflow:hidden;
  transition:transform .25s ease, border-color .25s ease;
}
.cert-card::before{
  content:"";position:absolute;top:0;left:0;right:0;height:3px;
  background:linear-gradient(90deg, var(--circuit-green), var(--amber));
}
.cert-card:hover{transform:translateY(-4px);border-color:var(--circuit-green-dim);}
.cert-org{
  display:block;font-family:'IBM Plex Mono',monospace;font-size:0.68rem;
  letter-spacing:0.08em;text-transform:uppercase;color:var(--circuit-green);
}
.cert-card h4{font-size:1.08rem;color:#fff;margin:10px 0 14px;line-height:1.35;}
.cert-meta{display:flex;flex-direction:column;gap:5px;font-size:0.84rem;color:var(--steel-400);}
.cert-meta strong{color:var(--off-white);font-weight:600;}
.cert-card{cursor:pointer;}
.cert-view{
  display:inline-flex;align-items:center;gap:6px;margin-top:14px;
  font-size:0.76rem;font-weight:600;color:var(--circuit-green);
  letter-spacing:0.02em;
}
.cert-view svg{width:13px;height:13px;}

/* ---- certificate lightbox ---- */
#cert-lightbox{
  position:fixed;inset:0;z-index:1000;display:none;
  align-items:center;justify-content:center;padding:5vh 5vw;
  background:rgba(6,10,20,0.86);backdrop-filter:blur(6px);
}
#cert-lightbox.open{display:flex;}
#cert-lightbox .cert-lightbox-inner{
  position:relative;max-width:min(720px,92vw);max-height:90vh;
}
#cert-lightbox img{
  display:block;max-width:100%;max-height:90vh;border-radius:6px;
  box-shadow:0 30px 70px -20px rgba(0,0,0,0.7);border:1px solid rgba(255,255,255,0.12);
}
#cert-lightbox-close{
  position:absolute;top:-16px;right:-16px;width:36px;height:36px;border-radius:50%;
  background:var(--circuit-green);color:var(--navy-950);border:none;cursor:pointer;
  font-size:1.1rem;font-weight:700;line-height:1;display:flex;align-items:center;justify-content:center;
  box-shadow:0 6px 18px -6px rgba(0,0,0,0.6);
}

/* ---------- SOLUTIONS (alternating) ---------- */
.solution{
  display:grid;grid-template-columns:0.85fr 1.15fr;gap:64px;align-items:center;
  padding:56px 0;border-bottom:1px solid var(--line);
}
.solution:last-child{border-bottom:none;}
.solution.reverse{grid-template-columns:1.15fr 0.85fr;}
.solution.reverse .sol-visual{order:2;}
.solution.reverse .sol-copy{order:1;}
.sol-copy .section-tag{margin-bottom:10px;}
.sol-copy h3{font-size:1.7rem;color:#fff;margin-bottom:14px;}
.sol-copy p{color:var(--steel-400);line-height:1.7;font-size:0.98rem;margin-bottom:10px;}
.sol-visual{
  aspect-ratio:4/3;border:1px solid var(--line);border-radius:6px;
  background:radial-gradient(circle at 30% 20%, rgba(95,217,122,0.08), transparent 60%), var(--navy-900);
  display:flex;align-items:center;justify-content:center;position:relative;overflow:hidden;
}
.sol-visual svg{width:72%;height:72%;}
.sol-visual .grid-overlay{
  position:absolute;inset:0;
  background-image:linear-gradient(var(--line) 1px, transparent 1px), linear-gradient(90deg, var(--line) 1px, transparent 1px);
  background-size:28px 28px;opacity:0.35;
}

/* ---------- FABRICATION EQUIPMENT ---------- */
.equip-strip{display:flex;overflow-x:auto;gap:18px;padding-bottom:14px;scrollbar-width:thin;}
.equip-card{
  min-width:190px;flex:0 0 auto;border:1px solid var(--line);border-radius:4px;
  padding:24px 18px;background:var(--navy-900);text-align:left;transition:border-color .2s, transform .2s;
}
.equip-card:hover{border-color:var(--amber-dim);transform:translateY(-4px);}
.equip-card .icon{width:34px;height:34px;margin-bottom:16px;color:var(--amber);}
.equip-card .num{font-family:'IBM Plex Mono',monospace;font-size:0.68rem;color:var(--steel-700);display:block;margin-bottom:8px;}
.equip-card h5{font-size:0.95rem;color:#fff;line-height:1.35;}

/* ---------- PARTNERS MARQUEE ---------- */
.marquee{overflow:hidden;border-top:1px solid var(--line);border-bottom:1px solid var(--line);padding:34px 0;position:relative;}
.marquee::before,.marquee::after{content:"";position:absolute;top:0;bottom:0;width:80px;z-index:2;}
.marquee::before{left:0;background:linear-gradient(90deg,var(--navy-950),transparent);}
.marquee::after{right:0;background:linear-gradient(270deg,var(--navy-950),transparent);}
.marquee-track{display:flex;gap:52px;width:max-content;animation:scroll 42s linear infinite;}
.marquee-track span{
  font-family:'Rajdhani',sans-serif;font-weight:600;font-size:1.15rem;color:var(--steel-400);
  white-space:nowrap;letter-spacing:0.02em;display:flex;align-items:center;gap:10px;
}
.marquee-track span::before{content:"";width:5px;height:5px;background:var(--circuit-green-dim);border-radius:50%;}
@keyframes scroll{from{transform:translateX(0);}to{transform:translateX(-50%);}}

/* ---------- CLIENTS ---------- */
.clients-grid{
  display:grid;grid-template-columns:repeat(auto-fill,minmax(150px,1fr));gap:1px;
  background:var(--line);border:1px solid var(--line);
}
.client-cell{
  background:var(--navy-950);padding:20px 14px;text-align:center;
  font-family:'Rajdhani',sans-serif;font-weight:600;color:var(--steel-400);font-size:0.92rem;
  transition:background .2s,color .2s;
}
.client-cell:hover{background:var(--navy-900);color:var(--off-white);}

/* ---------- CONTACT ---------- */
.contact{
  background:linear-gradient(180deg, var(--navy-900), var(--navy-950));
  border-top:1px solid var(--line);
}
.contact-inner{display:grid;grid-template-columns:1.2fr 0.8fr;gap:60px;align-items:center;}
.contact h2{font-size:clamp(1.9rem,3.6vw,3rem);color:#fff;max-width:14ch;}
.contact p{color:var(--steel-400);margin-top:18px;max-width:44ch;line-height:1.7;}
.contact-list{list-style:none;margin-top:34px;display:flex;flex-direction:column;gap:16px;}
.contact-list li{display:flex;align-items:center;gap:14px;font-size:1rem;}
.contact-list .ic{width:38px;height:38px;border:1px solid var(--line);border-radius:50%;display:flex;align-items:center;justify-content:center;color:var(--circuit-green);flex:0 0 auto;}
.contact-card{
  border:1px solid var(--line);border-radius:6px;padding:38px 32px;background:var(--navy-900);
}
.contact-card .label{font-family:'IBM Plex Mono',monospace;font-size:0.7rem;color:var(--circuit-green);text-transform:uppercase;letter-spacing:0.15em;}
.contact-card .big{font-family:'Rajdhani',sans-serif;font-weight:700;font-size:1.6rem;color:#fff;margin:10px 0 26px;}
.contact-card .btn-primary{width:100%;justify-content:center;}

footer{padding:28px 0;border-top:1px solid var(--line);}
.footer-row{display:flex;justify-content:space-between;align-items:center;flex-wrap:wrap;gap:12px;font-size:0.8rem;color:var(--steel-700);}
.footer-row a:hover{color:var(--circuit-green);}

/* ---------- reveal ---------- */
.reveal{opacity:0;transform:translateY(24px);transition:opacity .7s ease, transform .7s ease;}
.reveal.is-visible{opacity:1;transform:translateY(0);}

@media (prefers-reduced-motion: reduce){
  *{animation-duration:0.001ms !important; transition-duration:0.001ms !important;}
}

/* ---------- responsive ---------- */
@media(max-width:900px){
  .about-grid,.contact-inner{grid-template-columns:1fr;}
  .solution,.solution.reverse{grid-template-columns:1fr;}
  .solution.reverse .sol-visual,.solution.reverse .sol-copy{order:0;}
  .hero-meta{grid-template-columns:repeat(2,auto);row-gap:24px;}
  .teaser-grid{grid-template-columns:1fr;}
}
@media(max-width:760px){
  .brand-logo{height:38px;border-radius:11px;}
  .navlinks{
    position:fixed;top:73px;left:0;right:0;background:var(--navy-950);
    border-bottom:1px solid var(--line);flex-direction:column;gap:0;
    max-height:0;overflow:hidden;transition:max-height .3s ease;
  }
  .navlinks.open{max-height:400px;}
  .navlinks a{padding:16px 32px;width:100%;border-bottom:1px solid var(--line);}
  .navtoggle{display:block;}
}


/* ---- SPA page switching (preview only) ---- */


/* ---- Global 3D background (persists across all pages, sits behind everything) ---- */
body{background:transparent;}
#site-bg{position:fixed;inset:0;z-index:-2;}
#bg-canvas{position:fixed;inset:0;width:100%;height:100%;z-index:-2;display:block;}
#bg-scrim{
  position:fixed;inset:0;z-index:-1;pointer-events:none;
  background:
    radial-gradient(circle at 15% 0%, rgba(95,217,122,0.14), transparent 55%),
    radial-gradient(circle at 85% 100%, rgba(232,163,61,0.12), transparent 55%),
    linear-gradient(180deg, rgba(6,15,34,0.18) 0%, rgba(6,15,34,0.38) 55%, rgba(6,15,34,0.62) 100%);
  transition:background .4s ease;
}
html{background:var(--navy-950);}
.teaser-card,.cert-badge,.vision-card,.equip-card,.contact-card,.cert-card,
section[style*="navy-900"]{
  backdrop-filter:blur(16px);-webkit-backdrop-filter:blur(16px);
}

/* ---- Dark / Bright theme switch button ---- */
.theme-switch{
  display:flex;gap:2px;border:1px solid var(--line);border-radius:20px;
  padding:3px;margin-left:6px;background:var(--navy-900);flex:0 0 auto;
}
.theme-btn{
  border:none;background:transparent;color:var(--steel-400);
  font-size:0.75rem;font-weight:600;padding:7px 15px;border-radius:16px;
  cursor:pointer;transition:all .2s;font-family:'Inter',sans-serif;
}
.theme-btn.active{background:var(--circuit-green);color:var(--navy-950);}
.theme-btn:hover:not(.active){color:var(--off-white);}

/* ---- Light theme ---- */
[data-theme="light"]{
  --navy-950:#eef2f7;
  --navy-900:rgba(255,255,255,0.62);
  --navy-800:#e3e9f1;
  --steel-700:#c7d0dd;
  --steel-400:#57687f;
  --off-white:#0f2038;
  --line:#dbe2ec;
}
[data-theme="light"] html{background:var(--navy-950);}
[data-theme="light"] header{background:rgba(238,242,247,0.82);border-bottom-color:rgba(15,32,56,0.08);}
[data-theme="light"] #bg-scrim{
  background:
    radial-gradient(circle at 15% 0%, rgba(47,143,82,0.10), transparent 55%),
    radial-gradient(circle at 85% 100%, rgba(185,126,38,0.08), transparent 55%),
    linear-gradient(180deg, rgba(238,242,247,0.16) 0%, rgba(238,242,247,0.36) 55%, rgba(238,242,247,0.68) 100%);
}
[data-theme="light"] .hero-scrim{
  background:linear-gradient(180deg, rgba(238,242,247,0.15) 0%, rgba(238,242,247,0.05) 40%, rgba(238,242,247,0.92) 92%);
}
[data-theme="light"] .btn-primary:hover{background:var(--off-white);color:#fff;}
[data-theme="light"] .eyebrow{background:rgba(47,143,82,0.08);}
/* headings hardcode #fff in the base stylesheet — repoint them at the theme text color */
[data-theme="light"] .hero h1,
[data-theme="light"] .hero-meta .num,
[data-theme="light"] .page-banner h1,
[data-theme="light"] .section-head h2,
[data-theme="light"] .teaser-card h3,
[data-theme="light"] .vision-card h3,
[data-theme="light"] .timeline-item .yr,
[data-theme="light"] .panel-card h4,
[data-theme="light"] .cert-card h4,
[data-theme="light"] .sol-copy h3,
[data-theme="light"] .equip-card h5,
[data-theme="light"] .contact h2,
[data-theme="light"] .contact-card .big{
  color:var(--off-white);
}
/* catches inline style="...color:#fff..." headings written directly in the page markup */
[data-theme="light"] [style*="color:#fff"]{color:var(--off-white) !important;}
[data-theme="light"] .panel-card{
  background:linear-gradient(155deg, rgba(255,255,255,0.9) 0%, rgba(232,238,246,0.75) 100%);
  backdrop-filter:blur(16px);-webkit-backdrop-filter:blur(16px);
}
[data-theme="light"] .panel-card::before{opacity:0.5;}

@media(max-width:900px){
  .theme-switch{order:3;}
}
@media(max-width:520px){
  .theme-btn{padding:6px 10px;font-size:0.7rem;}
}