/* Lambda Technologies - brand tokens & base styles */
:root{
  --navy:#0f2a4a;
  --blue:#2f6fed;
  --blue-dark:#1f52c2;
  --ink:#12161c;
  --muted:#57626f;
  --bg:#ffffff;
  --bg-alt:#f4f7fb;
  --border:#e2e6ec;
  --success:#1f8a5f;
  --radius:10px;
  --wrap:1120px;
}

*{box-sizing:border-box;}
html{scroll-behavior:smooth;}
body{
  margin:0;
  font-family:"Source Sans 3", ui-sans-serif, system-ui, sans-serif;
  color:var(--ink);
  background:var(--bg);
  line-height:1.6;
  font-size:16px;
}
h1,h2,h3{
  font-family:"Manrope", ui-sans-serif, system-ui, sans-serif;
  color:var(--navy);
  line-height:1.2;
  margin:0 0 .5em;
}
h1{font-size:clamp(30px,4.4vw,46px);}
h2{font-size:clamp(22px,2.6vw,30px);}
h3{font-size:19px;}
p{margin:0 0 1em;max-width:65ch;}
a{color:var(--blue);}
.wrap{max-width:var(--wrap);margin:0 auto;padding:0 24px;}
.section{padding:64px 0;}
.eyebrow{
  font-family:"Manrope",sans-serif;
  font-size:13px;font-weight:700;letter-spacing:.08em;text-transform:uppercase;
  color:var(--blue);margin:0 0 12px;
}
.lede{font-size:18px;color:var(--muted);max-width:60ch;}
.muted{color:var(--muted);}
.sr-only{position:absolute;width:1px;height:1px;overflow:hidden;clip:rect(0 0 0 0);}
.skip-link{position:absolute;left:-9999px;top:0;background:var(--navy);color:#fff;padding:10px 16px;z-index:100;}
.skip-link:focus{left:12px;top:12px;}

/* header */
.site-header{border-bottom:1px solid var(--border);}
.site-header__inner{display:flex;align-items:center;gap:28px;padding:16px 24px;}
.site-brand{display:flex;align-items:center;gap:10px;text-decoration:none;color:var(--navy);font-family:"Manrope",sans-serif;font-weight:800;font-size:18px;margin-right:auto;}
.site-brand__mark{display:inline-flex;align-items:center;justify-content:center;width:32px;height:32px;background:var(--navy);color:#fff;border-radius:8px;font-weight:800;}
.site-nav__list{display:flex;gap:24px;list-style:none;margin:0;padding:0;}
.site-nav__list a{color:var(--ink);text-decoration:none;font-weight:600;font-size:15px;}
.site-nav__list a:hover{color:var(--blue);}
.site-nav__toggle{display:none;}

.btn{display:inline-block;padding:10px 20px;border-radius:8px;font-weight:700;text-decoration:none;font-size:15px;border:1.5px solid transparent;}
.btn--primary{background:var(--blue);color:#fff;}
.btn--primary:hover{background:var(--blue-dark);}
.btn--ghost{border-color:var(--border);color:var(--navy);}
.btn--ghost:hover{border-color:var(--blue);color:var(--blue);}
.btn--lg{padding:14px 26px;font-size:16px;}

/* hero */
.hero{background:linear-gradient(180deg,var(--bg-alt),var(--bg));padding:80px 0 64px;border-bottom:1px solid var(--border);}
.hero__inner{max-width:760px;}
.hero__actions{display:flex;gap:14px;margin-top:28px;flex-wrap:wrap;}

/* grids / cards */
.section__heading{margin-bottom:32px;}
.grid{display:grid;gap:22px;}
.grid--3{grid-template-columns:repeat(3,1fr);}
@media (max-width:860px){.grid--3{grid-template-columns:1fr;}}
.service-card,.fact-card{
  display:block;border:1px solid var(--border);border-radius:var(--radius);
  padding:24px;background:var(--bg);text-decoration:none;color:inherit;
}
.service-card:hover{border-color:var(--blue);box-shadow:0 4px 18px rgba(15,42,74,.08);}
.service-card__link{color:var(--blue);font-weight:700;font-size:14px;}

.support-band{background:var(--navy);color:#fff;}
.support-band h2,.support-band p{color:#fff;}
.support-band .btn--primary{background:#fff;color:var(--navy);}
.support-band .btn--primary:hover{background:#e7edf8;}

.cta-band{text-align:center;background:var(--bg-alt);border-top:1px solid var(--border);border-bottom:1px solid var(--border);}
.cta-band__inner{max-width:620px;margin:0 auto;}

.check-list{list-style:none;margin:0 0 1.5em;padding:0;display:flex;flex-direction:column;gap:8px;}
.check-list li{padding-left:26px;position:relative;}
.check-list li::before{content:"✓";position:absolute;left:0;color:var(--success);font-weight:700;}
.process-list{padding-left:20px;}
.process-list li{margin-bottom:10px;}
.cta-inline{margin-top:36px;}

.contact-grid{display:grid;grid-template-columns:1fr 1.4fr;gap:40px;margin-top:24px;}
@media (max-width:760px){.contact-grid{grid-template-columns:1fr;}}
.contact-details p{margin-bottom:10px;}

.site-footer{background:var(--navy);color:#cfe0fb;padding:56px 0 0;margin-top:40px;}
.site-footer__inner{display:grid;grid-template-columns:1.4fr 1fr 1fr;gap:32px;padding-bottom:36px;}
@media (max-width:760px){.site-footer__inner{grid-template-columns:1fr;}}
.site-footer h2{color:#fff;font-size:15px;text-transform:uppercase;letter-spacing:.06em;}
.site-footer ul{list-style:none;margin:0;padding:0;display:flex;flex-direction:column;gap:8px;}
.site-footer a{color:#cfe0fb;text-decoration:none;}
.site-footer a:hover{color:#fff;}
.site-footer__bottom{border-top:1px solid rgba(255,255,255,.15);padding:18px 24px;font-size:13px;text-align:center;}

@media (max-width:760px){
  .site-nav{display:none;}
  .site-header__cta{display:none;}
  .site-nav__toggle{display:block;}
}

/* Sub-menu (Services children) */
.site-nav__list ul{
  list-style:none;
  margin:6px 0 0 0;
  padding:0;
  display:flex;
  flex-direction:column;
  gap:4px;
}
.site-nav__list li{position:relative;}
.site-nav__list ul li a{font-weight:500;font-size:14px;color:var(--muted);}
.site-nav__list ul li a:hover{color:var(--blue);}