/* ==========================================================================
   Light Year Innovation site styles
   Brand: orange #F27204 (sampled from logo) · navy #0A1A2F
   ========================================================================== */

:root{
  --orange:#F27204;
  --orange-dk:#D4620A;
  --orange-soft:#FFF1E4;
  --navy:#0A1A2F;
  --navy-2:#122A45;
  --ink:#0A1A2F;
  --body:#53657A;
  --muted:#8395A8;
  --line:#E4E9EF;
  --bg:#FFFFFF;
  --bg-alt:#F6F8FA;

  --wrap:1180px;
  --r:14px;
  --r-sm:8px;
  --shadow:0 1px 2px rgba(10,26,47,.06), 0 8px 24px rgba(10,26,47,.07);
  --shadow-lg:0 2px 4px rgba(10,26,47,.06), 0 18px 50px rgba(10,26,47,.13);

  --f-disp:"Barlow Condensed", "Inter", system-ui, sans-serif;
  --f-body:"Inter", system-ui, -apple-system, "Segoe UI", sans-serif;

  --ease:cubic-bezier(.22,.8,.3,1);
  --head-h:76px;
}

/* ---------- reset ---------- */
*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%}
body{
  margin:0; background:var(--bg); color:var(--body);
  font-family:var(--f-body); font-size:17px; line-height:1.65;
  -webkit-font-smoothing:antialiased; overflow-x:hidden;
}
img{max-width:100%; height:auto; display:block}
h1,h2,h3,h4{color:var(--ink); margin:0 0 .5em; line-height:1.08; letter-spacing:-.01em}
h1,h2{font-family:var(--f-disp); font-weight:700}
p{margin:0 0 1.1em}
a{color:inherit}
button,input,select,textarea{font:inherit; color:inherit}

html{scroll-behavior:smooth; scroll-padding-top:calc(var(--head-h) + 16px)}
@media (prefers-reduced-motion:reduce){ html{scroll-behavior:auto} }

.wrap{width:100%; max-width:var(--wrap); margin-inline:auto; padding-inline:24px}

.skip{position:absolute; left:-9999px; top:0; background:var(--navy); color:#fff; padding:12px 18px; z-index:200}
.skip:focus{left:8px; top:8px}

:focus-visible{outline:3px solid var(--orange); outline-offset:3px; border-radius:4px}

/* ---------- buttons ---------- */
.btn{
  --bg-btn:var(--orange); --fg-btn:#fff;
  display:inline-flex; align-items:center; justify-content:center; gap:.5em;
  background:var(--bg-btn); color:var(--fg-btn);
  font-family:var(--f-body); font-weight:600; font-size:16px; letter-spacing:.01em;
  padding:14px 28px; border:2px solid var(--bg-btn); border-radius:999px;
  text-decoration:none; cursor:pointer; white-space:nowrap;
  transition:transform .18s var(--ease), box-shadow .18s var(--ease), background .18s, border-color .18s, color .18s;
}
.btn:hover{transform:translateY(-2px); box-shadow:0 10px 26px rgba(242,114,4,.3)}
.btn:active{transform:translateY(0)}
.btn-primary{background:var(--orange); border-color:var(--orange); color:#fff}
.btn-primary:hover{background:var(--orange-dk); border-color:var(--orange-dk)}
.btn-ghost{background:transparent; border-color:var(--line); color:var(--ink)}
.btn-ghost:hover{border-color:var(--navy); background:var(--navy); color:#fff; box-shadow:0 10px 26px rgba(10,26,47,.22)}
.btn-sm{padding:10px 20px; font-size:15px}

/* ---------- header ---------- */
.site-head{
  position:fixed; inset:0 0 auto 0; z-index:100;
  background:rgba(255,255,255,.88); backdrop-filter:blur(14px); -webkit-backdrop-filter:blur(14px);
  border-bottom:1px solid transparent;
  transition:border-color .25s, box-shadow .25s, background .25s;
}
.site-head.scrolled{border-bottom-color:var(--line); box-shadow:0 4px 20px rgba(10,26,47,.06)}
.head-inner{display:flex; align-items:center; justify-content:space-between; gap:24px; height:var(--head-h)}
.brand img{height:46px; width:auto; transition:height .25s var(--ease)}
.site-head.scrolled .brand img{height:40px}

.nav{display:flex; align-items:center; gap:30px}
.nav a{
  text-decoration:none; font-size:15.5px; font-weight:500; color:var(--ink);
  position:relative; padding:4px 0; transition:color .18s;
}
.nav a:not(.btn)::after{
  content:""; position:absolute; left:0; right:0; bottom:-2px; height:2px;
  background:var(--orange); transform:scaleX(0); transform-origin:left;
  transition:transform .25s var(--ease);
}
.nav a:not(.btn):hover{color:var(--orange)}
.nav a:not(.btn):hover::after, .nav a.active::after{transform:scaleX(1)}
.nav a.active{color:var(--orange)}
.nav-cta{color:#fff !important}

.burger{display:none; flex-direction:column; gap:5px; background:none; border:0; padding:10px; cursor:pointer}
.burger span{display:block; width:24px; height:2px; background:var(--ink); border-radius:2px; transition:transform .3s var(--ease), opacity .2s}
.burger[aria-expanded="true"] span:nth-child(1){transform:translateY(7px) rotate(45deg)}
.burger[aria-expanded="true"] span:nth-child(2){opacity:0}
.burger[aria-expanded="true"] span:nth-child(3){transform:translateY(-7px) rotate(-45deg)}

/* ---------- hero ---------- */
.hero{position:relative; padding:calc(var(--head-h) + 72px) 0 84px; overflow:hidden}
.hero::before{
  content:""; position:absolute; top:-180px; right:-180px; width:620px; height:620px;
  background:radial-gradient(circle at 30% 30%, rgba(242,114,4,.1), transparent 62%);
  pointer-events:none;
}
.hero::after{
  content:""; position:absolute; left:-60px; bottom:-120px; width:380px; height:380px;
  background:radial-gradient(circle, rgba(10,26,47,.05), transparent 65%);
  pointer-events:none;
}
.hero-grid{position:relative; display:grid; grid-template-columns:1.02fr .98fr; gap:64px; align-items:center}

.eyebrow{
  font-family:var(--f-body); font-size:12.5px; font-weight:700; letter-spacing:.16em;
  text-transform:uppercase; color:var(--orange); margin:0 0 18px;
}
.eyebrow-light{color:#FFA75C}

.hero h1{font-size:clamp(44px,5.6vw,74px); margin-bottom:22px; letter-spacing:-.015em}
.hero h1 em{font-style:normal; color:var(--orange)}
.lede{font-size:19px; max-width:34em; margin-bottom:34px}
.hero-actions{display:flex; flex-wrap:wrap; gap:14px; margin-bottom:40px}

.hero-points{
  display:flex; flex-wrap:wrap; gap:10px 26px; list-style:none; margin:0; padding:0;
  font-size:14.5px; font-weight:600; color:var(--ink);
}
.hero-points li{display:flex; align-items:center; gap:9px}
.hero-points li::before{
  content:""; width:7px; height:7px; border-radius:50%; background:var(--orange); flex:none;
}

/* mosaic */
.hero-mosaic{
  display:grid; grid-template-columns:1fr 1fr; grid-template-rows:170px 150px 110px;
  gap:14px; position:relative;
}
.hero-mosaic figure{margin:0; overflow:hidden; border-radius:var(--r); box-shadow:var(--shadow-lg); background:var(--bg-alt)}
.hero-mosaic img{width:100%; height:100%; object-fit:cover; transition:transform .7s var(--ease)}
.hero-mosaic figure:hover img{transform:scale(1.06)}
.m1{grid-column:1; grid-row:1 / span 2}
.m2{grid-column:2; grid-row:1}
.m3{grid-column:2; grid-row:2 / span 2}
.m4{grid-column:1; grid-row:3}
.hero-mosaic::after{
  content:""; position:absolute; right:-26px; top:-26px; width:92px; height:92px;
  border:3px solid var(--orange); border-radius:var(--r); z-index:-1;
}

/* ---------- stat strip ---------- */
.strip{background:var(--navy); color:#fff; padding:36px 0}
.strip-grid{display:grid; grid-template-columns:repeat(4,1fr); gap:24px; text-align:center}
.stat b{
  display:block; font-family:var(--f-disp); font-size:40px; font-weight:700;
  color:#fff; line-height:1; margin-bottom:6px;
}
.stat span{font-size:14px; color:#9FB2C6; letter-spacing:.02em}

/* ---------- sections ---------- */
.section{padding:104px 0}
.section-alt{background:var(--bg-alt)}
.section-dark{background:var(--navy); color:#B6C6D6}

.sec-head{max-width:720px; margin-bottom:56px}
.sec-head h2, .h2-light{font-size:clamp(34px,4.1vw,52px); margin-bottom:18px}
.h2-light{color:#fff}
.sec-sub{font-size:18px; margin:0; color:var(--body)}
.sec-sub-light{color:#9FB2C6}

/* ---------- services ---------- */
.svc-grid{display:grid; grid-template-columns:repeat(3,1fr); gap:24px}
.svc{
  background:#fff; border:1px solid var(--line); border-radius:var(--r);
  padding:34px 30px 30px; position:relative; overflow:hidden;
  transition:transform .3s var(--ease), box-shadow .3s var(--ease), border-color .3s;
}
.svc::before{
  content:""; position:absolute; left:0; top:0; width:100%; height:3px;
  background:var(--orange); transform:scaleX(0); transform-origin:left;
  transition:transform .35s var(--ease);
}
.svc:hover{transform:translateY(-6px); box-shadow:var(--shadow-lg); border-color:transparent}
.svc:hover::before{transform:scaleX(1)}
.svc-ico{
  display:grid; place-items:center; width:54px; height:54px; border-radius:12px;
  background:var(--orange-soft); color:var(--orange); margin-bottom:20px;
  transition:background .3s, color .3s;
}
.svc-ico svg{width:27px; height:27px; stroke-linecap:round; stroke-linejoin:round}
.svc:hover .svc-ico{background:var(--orange); color:#fff}
.svc h3{font-size:21px; font-weight:700; margin-bottom:10px; font-family:var(--f-body); letter-spacing:-.005em}
.svc p{font-size:15.5px; margin:0; line-height:1.6}

.tagcloud{
  display:flex; flex-wrap:wrap; gap:10px; list-style:none; margin:44px 0 0; padding:0;
}
.tagcloud li{
  font-size:14px; font-weight:500; color:var(--body);
  background:var(--bg-alt); border:1px solid var(--line);
  padding:8px 16px; border-radius:999px;
}
.section-alt .tagcloud li{background:#fff}

/* ---------- filters ---------- */
.filters{display:flex; flex-wrap:wrap; gap:10px; margin-bottom:34px}
.chip{
  background:#fff; border:1px solid var(--line); color:var(--body);
  padding:9px 20px; border-radius:999px; font-size:14.5px; font-weight:600; cursor:pointer;
  transition:background .2s, color .2s, border-color .2s, transform .2s var(--ease);
}
.chip:hover{border-color:var(--orange); color:var(--orange)}
.chip.is-on{background:var(--navy); border-color:var(--navy); color:#fff}

/* ---------- work grid ---------- */
.work-grid{display:grid; grid-template-columns:repeat(3,1fr); gap:22px}
.work{
  margin:0; position:relative; overflow:hidden; border-radius:var(--r);
  background:var(--navy); cursor:zoom-in; box-shadow:var(--shadow);
  transition:transform .35s var(--ease), box-shadow .35s var(--ease), opacity .3s, scale .3s;
}
.work img{width:100%; aspect-ratio:4/3; object-fit:cover; transition:transform .65s var(--ease), opacity .35s}
.work:hover{transform:translateY(-5px); box-shadow:var(--shadow-lg)}
.work:hover img{transform:scale(1.07); opacity:.78}
.work figcaption{
  position:absolute; inset:auto 0 0 0; padding:52px 22px 20px; color:#fff;
  background:linear-gradient(to top, rgba(10,26,47,.94) 12%, rgba(10,26,47,.55) 55%, transparent);
}
.work figcaption b{display:block; font-size:17px; font-weight:700; letter-spacing:-.005em}
.work figcaption span{font-size:13.5px; color:#B9C9D9}
.work.is-hidden{display:none}

/* ---------- clients ---------- */
.client-grid{
  --cols:6; display:flex; flex-wrap:wrap; justify-content:center; gap:16px; list-style:none; margin:0; padding:0;
}
.client-grid li{
  flex:0 0 calc((100% - (var(--cols) - 1) * 16px) / var(--cols));
  display:grid; place-items:center; text-align:center; min-height:92px; padding:16px 20px;
  border:1px solid var(--line); border-radius:var(--r-sm); background:#fff;
  font-family:var(--f-disp); font-size:21px; font-weight:700; color:var(--navy);
  letter-spacing:.01em; transition:border-color .25s, color .25s, transform .25s var(--ease), box-shadow .25s;
}
.client-grid li:hover{border-color:var(--orange); color:var(--orange); transform:translateY(-3px); box-shadow:var(--shadow)}
.client-grid img{display:block; width:100%; max-width:140px; height:52px; object-fit:contain}
.client-grid img.logo-sq{height:70px; margin-block:-9px}

/* ---------- capability ---------- */
.cap-grid{display:grid; grid-template-columns:1fr 1fr; gap:64px; align-items:center}
.machines{list-style:none; margin:0; padding:0; display:grid; grid-template-columns:1fr 1fr; gap:16px}
.machines li{
  background:var(--navy-2); border:1px solid rgba(255,255,255,.09); border-radius:var(--r-sm);
  padding:22px 20px; transition:border-color .25s, transform .25s var(--ease), background .25s;
}
.machines li:hover{border-color:var(--orange); transform:translateY(-3px); background:#16324F}
.machines b{display:block; color:#fff; font-size:16px; font-weight:600; margin-bottom:4px}
.machines span{font-size:13.5px; color:#8FA4B8}

/* ---------- about ---------- */
.about-grid{display:grid; grid-template-columns:1.05fr .95fr; gap:64px; align-items:center}
.about-img img{border-radius:var(--r); box-shadow:var(--shadow-lg); width:100%; aspect-ratio:4/3; object-fit:cover}
.founder{margin-top:30px; padding-left:18px; border-left:3px solid var(--orange)}
.founder b{display:block; color:var(--ink); font-size:17px; font-weight:700}
.founder span{font-size:14px; color:var(--muted)}

/* ---------- contact ---------- */
.contact-grid{display:grid; grid-template-columns:1.15fr .85fr; gap:42px; align-items:start}
.form{background:#fff; border:1px solid var(--line); border-radius:var(--r); padding:34px; box-shadow:var(--shadow)}
.form .row{display:grid; grid-template-columns:1fr 1fr; gap:18px}
.form label{display:block; font-size:14px; font-weight:600; color:var(--ink); margin-bottom:18px}
.form .opt{font-weight:400; color:var(--muted)}
.form input,.form select,.form textarea{
  display:block; width:100%; margin-top:7px; padding:13px 15px; font-size:15.5px;
  border:1px solid var(--line); border-radius:var(--r-sm); background:#fff;
  font-weight:400; color:var(--ink); transition:border-color .2s, box-shadow .2s;
}
.form textarea{resize:vertical; min-height:110px}
.form input::placeholder,.form textarea::placeholder{color:#AEBCCA}
.form input:focus,.form select:focus,.form textarea:focus{
  outline:none; border-color:var(--orange); box-shadow:0 0 0 4px rgba(242,114,4,.13);
}
.form-note{font-size:13.5px; color:var(--muted); margin:4px 0 20px}
.form-actions{display:flex; flex-wrap:wrap; gap:12px}
.form-err{color:#C62828; font-size:14.5px; font-weight:500; margin:16px 0 0}

.contact-info{display:grid; gap:14px}
.ci{
  display:grid; grid-template-columns:auto 1fr; grid-template-rows:auto auto; gap:2px 16px;
  align-items:center; text-decoration:none; background:#fff; border:1px solid var(--line);
  border-radius:var(--r); padding:22px 24px;
  transition:border-color .25s, transform .25s var(--ease), box-shadow .25s;
}
a.ci:hover{border-color:var(--orange); transform:translateY(-3px); box-shadow:var(--shadow)}
.ci-ico{
  grid-row:1 / span 2; display:grid; place-items:center; width:44px; height:44px;
  border-radius:10px; background:var(--orange-soft); color:var(--orange); flex:none;
}
.ci-ico svg{width:21px; height:21px; stroke-linecap:round; stroke-linejoin:round}
.ci b{font-size:16px; color:var(--ink); font-weight:600; align-self:end}
.ci span{font-size:13.8px; color:var(--muted); line-height:1.5; align-self:start}
.ci-static{cursor:default}
.gstin{
  font-size:13px; color:var(--muted); letter-spacing:.04em; margin:6px 0 0; padding-left:4px;
  font-weight:500;
}

/* ---------- footer ---------- */
.site-foot{background:var(--navy); color:#93A8BC; padding:72px 0 0; font-size:15px}
.foot-grid{display:grid; grid-template-columns:1.4fr 1fr 1fr; gap:48px; padding-bottom:52px}
.foot-word{
  font-family:var(--f-disp); font-size:40px; font-weight:700; color:#fff;
  line-height:1; margin:0; letter-spacing:.01em;
}
.foot-word span{color:var(--orange)}
.foot-sub{
  font-size:13px; letter-spacing:.42em; text-transform:uppercase; color:#7F94A8;
  margin:6px 0 20px;
}
.foot-tag{font-size:15px; color:#B6C6D6; max-width:24em; margin:0}
.foot-tag em{font-style:normal; color:var(--orange); font-weight:600}
.site-foot h4{color:#fff; font-size:13px; letter-spacing:.14em; text-transform:uppercase; margin:0 0 18px}
.foot-nav,.foot-contact{display:flex; flex-direction:column; gap:11px}
.site-foot a{color:#93A8BC; text-decoration:none; transition:color .2s}
.site-foot a:hover{color:var(--orange)}
.foot-contact p{margin:0}
.site-foot .muted{color:#6D8298; font-size:13.5px}
.foot-base{
  display:flex; flex-wrap:wrap; justify-content:space-between; gap:12px;
  border-top:1px solid rgba(255,255,255,.1); padding-block:24px; font-size:13.5px;
}
.foot-base p{margin:0}

/* ---------- whatsapp float ---------- */
.wa-float{
  position:fixed; right:22px; bottom:22px; z-index:90;
  width:56px; height:56px; border-radius:50%; display:grid; place-items:center;
  background:#25D366; color:#fff; box-shadow:0 8px 26px rgba(37,211,102,.45);
  transition:transform .25s var(--ease), box-shadow .25s;
}
.wa-float svg{width:30px; height:30px}
.wa-float:hover{transform:scale(1.09) translateY(-2px); box-shadow:0 12px 32px rgba(37,211,102,.55)}

/* ---------- lightbox ---------- */
.lightbox{
  position:fixed; inset:0; z-index:150; background:rgba(6,14,24,.95);
  display:grid; place-items:center; padding:5vmin;
  animation:fade .25s var(--ease);
}
.lightbox[hidden]{display:none}
.lightbox figure{margin:0; max-width:min(1100px,92vw); text-align:center}
.lightbox img{max-width:100%; max-height:80vh; border-radius:10px; object-fit:contain; margin-inline:auto}
.lightbox figcaption{color:#D8E2EC; font-size:15px; margin-top:16px}
.lb-close,.lb-prev,.lb-next{
  position:absolute; background:rgba(255,255,255,.1); border:1px solid rgba(255,255,255,.22);
  color:#fff; width:46px; height:46px; border-radius:50%; cursor:pointer; line-height:1;
  display:grid; place-items:center; transition:background .2s, transform .2s var(--ease);
}
.lb-close:hover,.lb-prev:hover,.lb-next:hover{background:var(--orange); border-color:var(--orange); transform:scale(1.08)}
.lb-close{top:22px; right:22px; font-size:28px}
.lb-prev{left:22px; top:50%; margin-top:-23px; font-size:30px}
.lb-next{right:22px; top:50%; margin-top:-23px; font-size:30px}
@keyframes fade{from{opacity:0}to{opacity:1}}

/* ---------- reveal on scroll ---------- */
.reveal{opacity:0; transform:translateY(20px); transition:opacity .7s var(--ease), transform .7s var(--ease)}
.reveal.in{opacity:1; transform:none}
@media (prefers-reduced-motion:reduce){
  .reveal{opacity:1; transform:none; transition:none}
  *{animation-duration:.01ms !important; transition-duration:.01ms !important}
}

/* ==========================================================================
   Responsive
   ========================================================================== */
@media (max-width:1040px){
  .svc-grid,.work-grid{grid-template-columns:repeat(2,1fr)}
  .client-grid{--cols:4}
  .cap-grid,.about-grid{grid-template-columns:1fr; gap:44px}
  .contact-grid{grid-template-columns:1fr}
  .foot-grid{grid-template-columns:1fr 1fr; gap:36px}
}

@media (max-width:880px){
  .hero-grid{grid-template-columns:1fr; gap:48px}
  .hero{padding-top:calc(var(--head-h) + 48px); padding-bottom:64px}
  .hero-mosaic{grid-template-rows:150px 130px 100px; max-width:520px}
  .section{padding:76px 0}

  .nav{
    position:fixed; inset:var(--head-h) 0 auto 0; flex-direction:column; align-items:stretch;
    gap:0; background:#fff; border-bottom:1px solid var(--line); padding:12px 24px 24px;
    box-shadow:0 18px 40px rgba(10,26,47,.12);
    transform:translateY(-12px); opacity:0; pointer-events:none; transition:.28s var(--ease);
  }
  .nav.open{transform:none; opacity:1; pointer-events:auto}
  .nav a{padding:15px 0; border-bottom:1px solid var(--line); font-size:17px}
  .nav a:not(.btn)::after{display:none}
  .nav-cta{margin-top:18px; border-bottom:0 !important; justify-content:center}
  .burger{display:flex}
}

@media (max-width:640px){
  body{font-size:16px}
  .strip-grid{grid-template-columns:repeat(2,1fr); gap:28px 16px}
  .svc-grid,.work-grid{grid-template-columns:1fr}
  .client-grid{--cols:2}
  .machines{grid-template-columns:1fr}
  .form .row{grid-template-columns:1fr; gap:0}
  .foot-grid{grid-template-columns:1fr; gap:34px}
  .form{padding:26px 22px}
  .hero-actions .btn{flex:1 1 auto}
  .lb-prev{left:10px} .lb-next{right:10px} .lb-close{top:12px; right:12px}
  .wa-float{right:16px; bottom:16px; width:52px; height:52px}
}

/* ---------- print ---------- */
@media print{
  .site-head,.wa-float,.filters,.form-actions,.lightbox{display:none !important}
  .reveal{opacity:1; transform:none}
  body{font-size:12pt; color:#000}
}