/* ============================================================
   BITS — Biswas Information Technology Solutions
   Shared stylesheet.  Light theme, blue accent, responsive.
   ============================================================ */

/* ---------- Fonts ---------- */
@import url('https://fonts.googleapis.com/css2?family=Sora:wght@500;600;700;800&family=IBM+Plex+Sans:wght@400;500;600&display=swap');

/* ---------- Design tokens ---------- */
:root{
  --bg:            #ffffff;
  --bg-soft:       #f4f8fc;
  --bg-band:       #eef4fb;
  --navy:          #0c2740;
  --navy-2:        #123a5e;
  --blue:          #1668b2;   /* primary brand blue */
  --blue-2:        #2f88d8;   /* bright accent      */
  --blue-wash:     #e7f1fb;
  --ink:           #13212e;
  --muted:         #566a7c;
  --muted-2:       #7b8b9d;
  --line:          #e2eaf1;
  --line-2:        #d5e0ea;
  --white:         #ffffff;
  --shadow-sm:     0 1px 2px rgba(12,39,64,.06), 0 1px 3px rgba(12,39,64,.05);
  --shadow-md:     0 6px 20px rgba(12,39,64,.08);
  --shadow-lg:     0 20px 50px rgba(12,39,64,.13);
  --radius:        14px;
  --radius-sm:     10px;
  --radius-lg:     22px;
  --maxw:          1200px;
  --pad:           clamp(20px, 5vw, 40px);
}

/* ---------- Reset ---------- */
*{box-sizing:border-box;}
html{scroll-behavior:smooth;-webkit-text-size-adjust:100%;}
body{
  margin:0;
  font-family:'IBM Plex Sans',system-ui,-apple-system,Segoe UI,sans-serif;
  color:var(--ink);
  background:var(--bg);
  line-height:1.65;
  font-size:17px;
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block;}
a{color:var(--blue);text-decoration:none;transition:color .18s ease;}
a:hover{color:var(--blue-2);}
h1,h2,h3,h4,h5{font-family:'Sora',sans-serif;color:var(--navy);line-height:1.18;margin:0 0 .5em;font-weight:700;text-wrap:balance;}
h1{font-size:clamp(2.1rem,5vw,3.4rem);letter-spacing:-.02em;}
h2{font-size:clamp(1.7rem,3.4vw,2.5rem);letter-spacing:-.015em;}
h3{font-size:clamp(1.25rem,2vw,1.55rem);}
p{margin:0 0 1rem;text-wrap:pretty;}
ul{margin:0;padding:0;}

/* ---------- Layout helpers ---------- */
.wrap{max-width:var(--maxw);margin:0 auto;padding-left:var(--pad);padding-right:var(--pad);}
.section{padding:clamp(56px,8vw,104px) 0;}
.section--soft{background:var(--bg-soft);}
.section--band{background:var(--bg-band);}
.section--navy{background:var(--navy);color:#dbe7f2;}
.section--navy h1,.section--navy h2,.section--navy h3{color:#fff;}
.center{text-align:center;}
.eyebrow{
  display:inline-block;font-family:'Sora',sans-serif;font-weight:600;
  font-size:.8rem;letter-spacing:.16em;text-transform:uppercase;
  color:var(--blue);margin-bottom:14px;
}
.eyebrow::before{content:"";display:inline-block;width:22px;height:2px;background:var(--blue-2);
  vertical-align:middle;margin-right:10px;transform:translateY(-3px);}
.lead{font-size:1.15rem;color:var(--muted);max-width:64ch;}
.center .lead{margin-left:auto;margin-right:auto;}
.mt-0{margin-top:0;}

/* ---------- Buttons ---------- */
.btn{
  display:inline-flex;align-items:center;gap:9px;
  font-family:'Sora',sans-serif;font-weight:600;font-size:.98rem;
  padding:14px 26px;border-radius:999px;border:1.5px solid transparent;
  cursor:pointer;transition:transform .16s ease,box-shadow .16s ease,background .16s ease,color .16s ease;
  white-space:nowrap;
}
.btn svg{width:17px;height:17px;}
.btn--primary{background:var(--blue);color:#fff;box-shadow:0 8px 22px rgba(22,104,178,.28);}
.btn--primary:hover{background:var(--blue-2);color:#fff;transform:translateY(-2px);box-shadow:0 12px 28px rgba(22,104,178,.34);}
.btn--ghost{background:transparent;border-color:var(--line-2);color:var(--navy);}
.btn--ghost:hover{border-color:var(--blue);color:var(--blue);transform:translateY(-2px);}
.btn--light{background:#fff;color:var(--navy);}
.btn--light:hover{transform:translateY(-2px);box-shadow:var(--shadow-md);color:var(--blue);}
.btn--outline-light{background:transparent;border-color:rgba(255,255,255,.4);color:#fff;}
.btn--outline-light:hover{background:rgba(255,255,255,.12);border-color:#fff;color:#fff;transform:translateY(-2px);}
.btn-row{display:flex;flex-wrap:wrap;gap:14px;}
.center .btn-row{justify-content:center;}

/* ============================================================
   HEADER
   ============================================================ */
.topbar{background:var(--navy);color:#c6d6e5;font-size:.86rem;}
.topbar .wrap{display:flex;align-items:center;gap:26px;min-height:44px;flex-wrap:wrap;}
.topbar .hiring{color:#cfe0f0;}
.topbar .hiring a{color:var(--blue-2);font-weight:600;}
.topbar .hiring a:hover{color:#fff;}
.topbar-right{margin-left:auto;display:flex;align-items:center;gap:20px;flex-wrap:wrap;}
.topbar-right a{color:#c6d6e5;display:inline-flex;align-items:center;gap:7px;}
.topbar-right a:hover{color:#fff;}
.topbar-right svg{width:15px;height:15px;opacity:.85;}
.topbar .sep{width:1px;height:15px;background:rgba(255,255,255,.18);}

.site-header{position:sticky;top:0;z-index:60;background:rgba(255,255,255,.92);
  backdrop-filter:blur(10px);border-bottom:1px solid var(--line);transition:box-shadow .2s ease;}
.site-header.scrolled{box-shadow:var(--shadow-sm);}
.nav{display:flex;align-items:center;min-height:74px;gap:24px;}
.brand{display:flex;align-items:center;gap:11px;font-family:'Sora',sans-serif;font-weight:800;
  font-size:1.5rem;color:var(--navy);letter-spacing:-.02em;flex:none;}
.brand:hover{color:var(--navy);}
.brand img{height:46px;width:auto;display:block;flex:none;}
.footer .brand img{height:50px;}
.mobile-menu .brand img{height:36px;}
@media (max-width:560px){.brand img{height:38px;}}
.brand .brand-mark{width:42px;height:42px;border-radius:11px;background:linear-gradient(135deg,var(--blue),var(--navy));
  color:#fff;display:grid;place-items:center;font-size:1.05rem;font-weight:800;letter-spacing:.02em;
  box-shadow:0 6px 16px rgba(22,104,178,.3);}
.brand small{display:block;font-family:'IBM Plex Sans';font-weight:500;font-size:.62rem;
  letter-spacing:.13em;text-transform:uppercase;color:var(--muted);line-height:1;margin-top:3px;}

.menu{margin-left:auto;display:flex;align-items:center;gap:4px;list-style:none;}
.menu > li{position:relative;}
.menu > li > a{display:inline-flex;align-items:center;gap:5px;padding:10px 14px;border-radius:9px;
  font-family:'Sora',sans-serif;font-weight:600;font-size:.95rem;color:var(--navy);white-space:nowrap;}
.menu > li > a:hover{color:var(--blue);background:var(--blue-wash);}
.menu > li.active > a{color:var(--blue);}
.menu > li.active > a::after{content:"";position:absolute;left:15px;right:15px;bottom:2px;height:2px;
  background:var(--blue-2);border-radius:2px;}
.menu .caret{width:11px;height:11px;transition:transform .2s ease;}
.has-sub:hover .caret{transform:rotate(180deg);}
.submenu{position:absolute;top:calc(100% + 8px);left:0;min-width:230px;background:#fff;
  border:1px solid var(--line);border-radius:var(--radius-sm);box-shadow:var(--shadow-lg);
  padding:8px;opacity:0;visibility:hidden;transform:translateY(8px);transition:.18s ease;list-style:none;}
.has-sub:hover .submenu,.has-sub:focus-within .submenu{opacity:1;visibility:visible;transform:translateY(0);}
.submenu a{display:block;padding:10px 13px;border-radius:8px;font-size:.92rem;font-weight:500;color:var(--ink);}
.submenu a:hover{background:var(--blue-wash);color:var(--blue);}
.nav-cta{margin-left:8px;}

.hamburger{margin-left:auto;display:none;width:44px;height:44px;border:1px solid var(--line-2);
  border-radius:10px;background:#fff;cursor:pointer;padding:0;place-items:center;}
.hamburger span,.hamburger span::before,.hamburger span::after{
  content:"";display:block;width:20px;height:2px;background:var(--navy);border-radius:2px;transition:.25s ease;position:relative;}
.hamburger span::before{position:absolute;top:-6px;}
.hamburger span::after{position:absolute;top:6px;}
body.nav-open .hamburger span{background:transparent;}
body.nav-open .hamburger span::before{top:0;transform:rotate(45deg);}
body.nav-open .hamburger span::after{top:0;transform:rotate(-45deg);}

/* ---------- Page hero (interior pages) ---------- */
.page-hero{background:var(--navy);color:#cddcea;position:relative;overflow:hidden;
  padding:clamp(60px,9vw,108px) 0 clamp(52px,7vw,84px);}
.page-hero::before{content:"";position:absolute;inset:0;
  background:
    radial-gradient(700px 380px at 88% -10%,rgba(47,136,216,.32),transparent 60%),
    radial-gradient(560px 360px at 6% 120%,rgba(22,104,178,.28),transparent 60%);}
.page-hero .wrap{position:relative;z-index:1;}
.page-hero h1{color:#fff;max-width:18ch;}
.page-hero .lead{color:#b9cde0;}
.crumbs{font-size:.85rem;color:#8fb0cd;font-family:'Sora',sans-serif;font-weight:500;
  letter-spacing:.02em;margin-bottom:16px;display:flex;gap:8px;align-items:center;}
.crumbs a{color:#8fb0cd;}
.crumbs a:hover{color:#fff;}
.crumbs span{opacity:.5;}

/* ============================================================
   HOME HERO
   ============================================================ */
.hero{position:relative;overflow:hidden;background:var(--navy);color:#d5e3f0;
  padding:clamp(64px,9vw,120px) 0 clamp(60px,8vw,110px);}
.hero::before{content:"";position:absolute;inset:0;
  background:
    radial-gradient(760px 440px at 85% -8%,rgba(47,136,216,.34),transparent 62%),
    radial-gradient(600px 420px at -5% 118%,rgba(22,104,178,.30),transparent 60%);}
.hero .wrap{position:relative;z-index:1;display:grid;grid-template-columns:1.15fr .85fr;gap:52px;align-items:center;}
.hero h1{color:#fff;}
.hero h1 .hl{background:linear-gradient(120deg,#7fc0ff,#3f9bff);-webkit-background-clip:text;background-clip:text;color:transparent;}
.hero .lead{color:#c1d5e8;font-size:1.18rem;max-width:52ch;}
.hero-badges{display:flex;flex-wrap:wrap;gap:10px;margin:26px 0 30px;}
.chip{display:inline-flex;align-items:center;gap:8px;font-family:'Sora',sans-serif;font-weight:500;
  font-size:.82rem;padding:8px 15px;border-radius:999px;background:rgba(255,255,255,.08);
  border:1px solid rgba(255,255,255,.16);color:#dbe9f6;}
.chip svg{width:14px;height:14px;color:var(--blue-2);}
.hero-card{background:rgba(255,255,255,.06);border:1px solid rgba(255,255,255,.14);
  border-radius:var(--radius-lg);padding:30px;backdrop-filter:blur(6px);}
.hero-card h3{color:#fff;font-size:1.15rem;margin-bottom:18px;}
.cap-list{list-style:none;display:grid;gap:13px;}
.cap-list li{display:flex;gap:12px;align-items:flex-start;font-size:.97rem;color:#cfe0f0;}
.cap-list .tick{flex:none;width:22px;height:22px;border-radius:7px;background:rgba(47,136,216,.22);
  color:#8fc4ff;display:grid;place-items:center;margin-top:1px;}
.cap-list .tick svg{width:13px;height:13px;}
.hero-cols{display:grid;grid-template-columns:1fr 1fr;gap:24px;}
.hero-cols h4{color:#fff;font-size:.98rem;margin-bottom:12px;display:flex;align-items:center;gap:9px;}
.hero-cols h4 svg{width:18px;height:18px;color:var(--blue-2);}

/* ---------- Stat strip ---------- */
.stats{display:grid;grid-template-columns:repeat(4,1fr);gap:24px;}
.stat{padding:6px 4px;}
.stat .num{font-family:'Sora',sans-serif;font-weight:800;font-size:clamp(2rem,4vw,2.9rem);
  color:var(--blue);letter-spacing:-.02em;line-height:1;}
.stat .lbl{color:var(--muted);font-size:.95rem;margin-top:8px;}

/* ============================================================
   CARDS / GRIDS
   ============================================================ */
.grid{display:grid;gap:26px;}
.grid-2{grid-template-columns:repeat(2,1fr);}
.grid-3{grid-template-columns:repeat(3,1fr);}
.grid-4{grid-template-columns:repeat(4,1fr);}

.card{background:#fff;border:1px solid var(--line);border-radius:var(--radius);padding:30px;
  box-shadow:var(--shadow-sm);transition:transform .2s ease,box-shadow .2s ease,border-color .2s ease;
  display:flex;flex-direction:column;height:100%;}
.card:hover{transform:translateY(-4px);box-shadow:var(--shadow-md);border-color:var(--line-2);}
.card .icon{width:52px;height:52px;border-radius:13px;background:var(--blue-wash);color:var(--blue);
  display:grid;place-items:center;margin-bottom:20px;}
.card .icon svg{width:26px;height:26px;}
.card h3{font-size:1.2rem;margin-bottom:10px;}
.card p{color:var(--muted);font-size:.97rem;margin-bottom:18px;}
.card .more{margin-top:auto;font-family:'Sora',sans-serif;font-weight:600;font-size:.9rem;
  display:inline-flex;align-items:center;gap:7px;color:var(--blue);}
.card .more svg{width:15px;height:15px;transition:transform .18s ease;}
.card .more:hover svg{transform:translateX(4px);}
.card--flat{box-shadow:none;}
.card--num{position:relative;}
.card--num .step{font-family:'Sora',sans-serif;font-weight:800;font-size:.9rem;color:var(--blue-2);
  letter-spacing:.1em;margin-bottom:12px;}

/* project / feature card with image */
.feat{background:#fff;border:1px solid var(--line);border-radius:var(--radius);overflow:hidden;
  box-shadow:var(--shadow-sm);transition:transform .2s ease,box-shadow .2s ease;display:flex;flex-direction:column;}
.feat:hover{transform:translateY(-4px);box-shadow:var(--shadow-md);}
.feat .thumb{aspect-ratio:16/10;background:var(--bg-band);overflow:hidden;position:relative;}
.feat .thumb img{width:100%;height:100%;object-fit:cover;transition:transform .4s ease;}
.feat:hover .thumb img{transform:scale(1.05);}
.feat .body{padding:26px;flex:1;display:flex;flex-direction:column;}
.feat h3{font-size:1.15rem;margin-bottom:10px;}
.feat p{color:var(--muted);font-size:.95rem;margin:0;}

/* ---------- Logo wall ---------- */
.logo-wall{display:grid;grid-template-columns:repeat(5,1fr);gap:18px;}
.logo-cell{background:#fff;border:1px solid var(--line);border-radius:var(--radius-sm);
  aspect-ratio:5/3;display:grid;place-items:center;padding:22px;transition:.2s ease;}
.logo-cell:hover{box-shadow:var(--shadow-md);transform:translateY(-3px);}
.logo-cell img{max-height:64px;max-width:100%;width:auto;object-fit:contain;
  filter:grayscale(1);opacity:.7;transition:.25s ease;}
.logo-cell:hover img{filter:grayscale(0);opacity:1;}
.logo-cell .lname{font-family:'Sora',sans-serif;font-weight:600;font-size:.95rem;color:var(--navy);
  text-align:center;line-height:1.35;text-wrap:balance;letter-spacing:-.01em;}
.logo-cell:has(.lname){background:linear-gradient(180deg,#fff,var(--bg-soft));}
.logo-cell:hover .lname{color:var(--blue);}

/* ---------- Split feature ---------- */
.split{display:grid;grid-template-columns:1fr 1fr;gap:clamp(32px,5vw,64px);align-items:center;}
.split img{border-radius:var(--radius);box-shadow:var(--shadow-md);}
.imgframe{border-radius:var(--radius-lg);overflow:hidden;box-shadow:var(--shadow-lg);border:8px solid #fff;
  background:var(--bg-band);}

/* ---------- Bullet list ---------- */
.checks{list-style:none;display:grid;gap:12px;margin:20px 0;}
.checks li{display:flex;gap:12px;align-items:flex-start;color:var(--ink);}
.checks .tick{flex:none;width:24px;height:24px;border-radius:7px;background:var(--blue-wash);color:var(--blue);
  display:grid;place-items:center;margin-top:1px;}
.checks .tick svg{width:14px;height:14px;}

/* ============================================================
   NAICS pills
   ============================================================ */
.naics{display:grid;grid-template-columns:repeat(3,1fr);gap:16px;}
.naics a{display:flex;gap:15px;align-items:center;background:#fff;border:1px solid var(--line);
  border-radius:var(--radius-sm);padding:18px 20px;box-shadow:var(--shadow-sm);transition:.2s ease;}
.naics a:hover{transform:translateY(-3px);box-shadow:var(--shadow-md);border-color:var(--blue);}
.naics .code{flex:none;font-family:'Sora',sans-serif;font-weight:800;font-size:1.05rem;color:var(--blue);
  background:var(--blue-wash);border-radius:10px;padding:10px 12px;min-width:74px;text-align:center;}
.naics .desc{font-size:.92rem;color:var(--ink);font-weight:500;line-height:1.4;}

/* ============================================================
   CTA band
   ============================================================ */
.cta{background:linear-gradient(120deg,var(--navy),var(--navy-2));color:#fff;position:relative;overflow:hidden;}
.cta::before{content:"";position:absolute;inset:0;
  background:radial-gradient(600px 300px at 90% 10%,rgba(47,136,216,.4),transparent 60%);}
.cta .wrap{position:relative;z-index:1;display:flex;align-items:center;justify-content:space-between;gap:30px;flex-wrap:wrap;}
.cta h2{color:#fff;margin:0;max-width:20ch;}
.cta p{color:#c1d5e8;margin:8px 0 0;}

/* ============================================================
   ACCORDION (careers / contract vehicles)
   ============================================================ */
.accordion{display:grid;gap:16px;}
.acc-item{background:#fff;border:1px solid var(--line);border-radius:var(--radius);overflow:hidden;
  box-shadow:var(--shadow-sm);}
.acc-head{display:flex;align-items:center;gap:16px;width:100%;text-align:left;cursor:pointer;
  padding:22px 26px;background:none;border:0;font-family:'Sora',sans-serif;font-weight:600;
  font-size:1.12rem;color:var(--navy);}
.acc-head .ico{flex:none;width:44px;height:44px;border-radius:11px;background:var(--blue-wash);color:var(--blue);
  display:grid;place-items:center;}
.acc-head .ico svg{width:22px;height:22px;}
.acc-head .plus{margin-left:auto;flex:none;width:30px;height:30px;border-radius:50%;border:1.5px solid var(--line-2);
  display:grid;place-items:center;color:var(--blue);transition:.25s ease;}
.acc-head .plus svg{width:15px;height:15px;transition:transform .25s ease;}
.acc-item.open .acc-head .plus{background:var(--blue);border-color:var(--blue);color:#fff;}
.acc-item.open .acc-head .plus svg{transform:rotate(180deg);}
.acc-body{max-height:0;overflow:hidden;transition:max-height .35s ease;}
.acc-body-inner{padding:2px 26px 26px 86px;color:var(--muted);}
.acc-body-inner h4{color:var(--navy);font-size:1.02rem;margin:18px 0 8px;}
.acc-body-inner p{font-size:.97rem;}
.acc-body-inner ul{list-style:none;display:grid;gap:9px;margin:12px 0;}
.acc-body-inner ul li{position:relative;padding-left:24px;font-size:.96rem;color:var(--ink);}
.acc-body-inner ul li::before{content:"";position:absolute;left:2px;top:9px;width:8px;height:8px;border-radius:50%;
  background:var(--blue-2);}
.acc-body-inner ol{padding-left:20px;display:grid;gap:8px;color:var(--ink);}
.poc{margin-top:20px;background:var(--bg-soft);border:1px solid var(--line);border-radius:var(--radius-sm);
  padding:18px 20px;}
.poc .poc-lbl{font-family:'Sora',sans-serif;font-weight:700;font-size:.72rem;letter-spacing:.14em;
  text-transform:uppercase;color:var(--blue);margin-bottom:8px;}
.poc p{margin:0;font-size:.95rem;color:var(--ink);line-height:1.7;}
@media (max-width:640px){.acc-body-inner{padding-left:26px;}}

/* ============================================================
   CONTACT
   ============================================================ */
.contact-grid{display:grid;grid-template-columns:1fr 1.1fr;gap:48px;align-items:start;}
.contact-cards{display:grid;gap:18px;}
.ccard{display:flex;gap:16px;align-items:flex-start;background:#fff;border:1px solid var(--line);
  border-radius:var(--radius);padding:22px 24px;box-shadow:var(--shadow-sm);}
.ccard .ico{flex:none;width:48px;height:48px;border-radius:12px;background:var(--blue-wash);color:var(--blue);
  display:grid;place-items:center;}
.ccard .ico svg{width:23px;height:23px;}
.ccard h4{margin:0 0 4px;font-size:1.02rem;}
.ccard a,.ccard p{margin:0;color:var(--muted);font-size:.97rem;}
.ccard a:hover{color:var(--blue);}
.form{background:#fff;border:1px solid var(--line);border-radius:var(--radius-lg);padding:clamp(26px,4vw,40px);
  box-shadow:var(--shadow-md);}
.form-row{display:grid;grid-template-columns:1fr 1fr;gap:18px;}
.field{margin-bottom:18px;}
.field label{display:block;font-family:'Sora',sans-serif;font-weight:600;font-size:.86rem;color:var(--navy);margin-bottom:7px;}
.field input,.field textarea,.field select{width:100%;padding:13px 15px;border:1.5px solid var(--line-2);
  border-radius:10px;font:inherit;font-size:.97rem;color:var(--ink);background:#fff;transition:border-color .18s ease,box-shadow .18s ease;}
.field textarea{resize:vertical;min-height:130px;}
.field input:focus,.field textarea:focus,.field select:focus{outline:none;border-color:var(--blue);
  box-shadow:0 0 0 4px rgba(47,136,216,.14);}
.map-embed{border:0;width:100%;height:340px;border-radius:var(--radius);box-shadow:var(--shadow-sm);}

/* ============================================================
   FOOTER
   ============================================================ */
.footer{background:var(--navy);color:#a9c1d6;padding:clamp(52px,7vw,80px) 0 0;font-size:.95rem;}
.footer a{color:#a9c1d6;}
.footer a:hover{color:#fff;}
.footer-grid{display:grid;grid-template-columns:1.6fr 1fr 1fr 1.2fr;gap:40px;padding-bottom:52px;}
.footer .brand{color:#fff;margin-bottom:16px;}
.footer .brand small{color:#8fabc4;}
.footer .fdesc{max-width:34ch;color:#9fb8cd;}
.footer h5{color:#fff;font-family:'Sora',sans-serif;font-size:.82rem;letter-spacing:.14em;text-transform:uppercase;
  margin:0 0 18px;font-weight:700;}
.footer ul{list-style:none;display:grid;gap:11px;}
.faddr{display:grid;gap:12px;}
.faddr .row{display:flex;gap:11px;align-items:flex-start;}
.faddr svg{width:17px;height:17px;flex:none;margin-top:3px;color:var(--blue-2);}
.social{display:flex;gap:10px;margin-top:18px;}
.social a{width:40px;height:40px;border-radius:10px;background:rgba(255,255,255,.08);display:grid;place-items:center;
  transition:.2s ease;}
.social a:hover{background:var(--blue);transform:translateY(-2px);}
.social svg{width:18px;height:18px;color:#fff;}
.footer-bottom{border-top:1px solid rgba(255,255,255,.12);padding:22px 0;display:flex;justify-content:space-between;
  gap:16px;flex-wrap:wrap;font-size:.88rem;color:#8fabc4;}
.footer-bottom a{color:#8fabc4;}

/* ============================================================
   RESPONSIVE
   ============================================================ */
@media (max-width:980px){
  .hero .wrap{grid-template-columns:1fr;gap:36px;}
  .grid-4{grid-template-columns:repeat(2,1fr);}
  .grid-3{grid-template-columns:repeat(2,1fr);}
  .naics{grid-template-columns:repeat(2,1fr);}
  .logo-wall{grid-template-columns:repeat(4,1fr);}
  .footer-grid{grid-template-columns:1fr 1fr;gap:32px;}
  .contact-grid{grid-template-columns:1fr;gap:32px;}
  .split{grid-template-columns:1fr;}
  .split .split-img{order:-1;}
}
/* nav collapses early — brand + menu + CTA need ~1020px of row to fit */
@media (max-width:1060px){
  .menu,.nav-cta{display:none;}
  .hamburger{display:grid;}
  .site-nav-mobile{display:block;}
}
@media (max-width:760px){
  .topbar-right{display:none;}
  .topbar .wrap{justify-content:center;}
  .stats{grid-template-columns:repeat(2,1fr);gap:20px;}
  .hero-cols{grid-template-columns:1fr;}
  .cta .wrap{flex-direction:column;align-items:flex-start;}
}
@media (max-width:560px){
  .grid-4,.grid-3,.grid-2,.naics{grid-template-columns:1fr;}
  .logo-wall{grid-template-columns:repeat(2,1fr);}
  .form-row{grid-template-columns:1fr;}
  .footer-grid{grid-template-columns:1fr;}
}

/* ---------- Mobile slide-in menu ---------- */
.mobile-menu{position:fixed;inset:0 0 0 auto;width:min(88vw,360px);background:#fff;z-index:80;
  transform:translateX(100%);transition:transform .3s ease;box-shadow:var(--shadow-lg);
  padding:26px 24px;overflow-y:auto;display:flex;flex-direction:column;}
body.nav-open .mobile-menu{transform:translateX(0);}
.mobile-menu .mm-head{display:flex;align-items:center;justify-content:space-between;margin-bottom:22px;}
.mm-close{width:42px;height:42px;border:1px solid var(--line-2);border-radius:10px;background:#fff;cursor:pointer;
  font-size:1.4rem;color:var(--navy);line-height:1;}
.mobile-menu nav a{display:block;padding:14px 6px;border-bottom:1px solid var(--line);
  font-family:'Sora',sans-serif;font-weight:600;color:var(--navy);font-size:1.05rem;}
.mobile-menu nav a.sub{padding-left:22px;font-size:.96rem;font-weight:500;color:var(--muted);}
.mobile-menu .btn{margin-top:22px;justify-content:center;}
.mm-contact{margin-top:24px;padding-top:20px;border-top:1px solid var(--line);color:var(--muted);font-size:.9rem;display:grid;gap:8px;}
.nav-scrim{position:fixed;inset:0;background:rgba(12,39,64,.5);z-index:70;opacity:0;visibility:hidden;transition:.3s ease;}
body.nav-open .nav-scrim{opacity:1;visibility:visible;}

/* ---------- Reveal on scroll ---------- */
.reveal{opacity:0;transform:translateY(22px);transition:opacity .6s ease,transform .6s ease;}
.reveal.in{opacity:1;transform:none;}