/* BD Group — Forensic Intelligence & Identity Assurance */
:root{
  --navy:#0b1e3f;
  --navy-deep:#06122a;
  --navy-2:#13294b;
  --slate:#475569;
  --slate-light:#94a3b8;
  --line:#e2e8f0;
  --bg:#ffffff;
  --bg-soft:#f6f8fb;
  --gold:#c8a96a;
  --radius:6px;
  --maxw:1180px;
  --shadow:0 10px 30px -12px rgba(11,30,63,.18);
}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{
  margin:0;
  font-family:-apple-system,BlinkMacSystemFont,"Segoe UI",Inter,Roboto,Helvetica,Arial,sans-serif;
  color:#0f172a;
  background:var(--bg);
  line-height:1.6;
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block}
a{color:var(--navy);text-decoration:none}
a:hover{color:var(--gold)}
.container{max-width:var(--maxw);margin:0 auto;padding:0 1.25rem}

/* Header */
.site-header{
  position:sticky;top:0;z-index:50;
  background:rgba(255,255,255,.92);
  backdrop-filter:saturate(180%) blur(10px);
  border-bottom:1px solid var(--line);
}
.nav{display:flex;align-items:center;justify-content:space-between;padding:1rem 0}
.brand{display:flex;align-items:center;gap:.65rem;font-weight:700;color:var(--navy);letter-spacing:.02em}
.brand-mark{
  width:34px;height:34px;border-radius:4px;
  background:linear-gradient(135deg,var(--navy),var(--navy-2));
  color:#fff;display:grid;place-items:center;font-weight:800;font-size:.85rem;
}
.brand-name{font-size:1.05rem}
.brand-tag{display:block;font-size:.7rem;color:var(--slate);font-weight:500;letter-spacing:.12em;text-transform:uppercase}
.nav-links{display:flex;gap:1.75rem;align-items:center}
.nav-links a{color:var(--slate);font-size:.92rem;font-weight:500}
.nav-links a:hover{color:var(--navy)}
.btn{
  display:inline-block;padding:.7rem 1.2rem;border-radius:var(--radius);
  font-weight:600;font-size:.92rem;cursor:pointer;border:1px solid transparent;
  transition:all .2s ease;
}
.btn-primary{background:var(--navy);color:#fff}
.btn-primary:hover{background:var(--navy-2);color:#fff;transform:translateY(-1px);box-shadow:var(--shadow)}
.btn-outline{background:transparent;color:var(--navy);border-color:var(--navy)}
.btn-outline:hover{background:var(--navy);color:#fff}
.nav-toggle{display:none;background:none;border:0;cursor:pointer}

/* Hero */
.hero{
  position:relative;color:#fff;
  background:
    radial-gradient(1200px 500px at 80% -10%, rgba(200,169,106,.18), transparent 60%),
    linear-gradient(180deg,var(--navy-deep) 0%, var(--navy) 100%);
  padding:6rem 0 5.5rem;
  overflow:hidden;
}
.hero::before{
  content:"";position:absolute;inset:0;
  background-image:
    linear-gradient(rgba(255,255,255,.04) 1px,transparent 1px),
    linear-gradient(90deg,rgba(255,255,255,.04) 1px,transparent 1px);
  background-size:48px 48px;
  mask-image:radial-gradient(ellipse at center,#000 30%,transparent 75%);
}
.hero-inner{position:relative;max-width:820px}
.eyebrow{
  display:inline-block;font-size:.78rem;letter-spacing:.22em;
  text-transform:uppercase;color:var(--gold);margin-bottom:1.25rem;
  padding:.35rem .7rem;border:1px solid rgba(200,169,106,.4);border-radius:999px;
}
.hero h1{
  font-size:clamp(2.1rem,4.6vw,3.6rem);
  line-height:1.1;margin:0 0 1.25rem;font-weight:700;letter-spacing:-.015em;
}
.hero p.lead{font-size:1.15rem;color:#cbd5e1;max-width:640px;margin:0 0 2rem}
.hero-actions{display:flex;gap:.85rem;flex-wrap:wrap}
.btn-hero{background:#fff;color:var(--navy)}
.btn-hero:hover{background:var(--gold);color:var(--navy-deep)}
.btn-ghost{background:transparent;color:#fff;border:1px solid rgba(255,255,255,.35)}
.btn-ghost:hover{background:rgba(255,255,255,.08);color:#fff}

/* Sections */
section{padding:5rem 0}
.section-head{max-width:720px;margin:0 auto 3rem;text-align:center}
.section-head .eyebrow{color:var(--navy);border-color:var(--line);background:var(--bg-soft)}
.section-head h2{font-size:clamp(1.7rem,3vw,2.4rem);margin:.25rem 0 .75rem;color:var(--navy);letter-spacing:-.01em}
.section-head p{color:var(--slate);font-size:1.05rem;margin:0}

/* Services grid */
.services{background:var(--bg-soft)}
.grid-3{display:grid;grid-template-columns:repeat(3,1fr);gap:1.5rem}
.card{
  background:#fff;border:1px solid var(--line);border-radius:var(--radius);
  padding:2rem 1.75rem;transition:all .25s ease;position:relative;overflow:hidden;
}
.card::before{
  content:"";position:absolute;top:0;left:0;right:0;height:3px;
  background:linear-gradient(90deg,var(--navy),var(--gold));
  transform:scaleX(0);transform-origin:left;transition:transform .35s ease;
}
.card:hover{transform:translateY(-4px);box-shadow:var(--shadow);border-color:#cbd5e1}
.card:hover::before{transform:scaleX(1)}
.card .icon{
  width:46px;height:46px;border-radius:6px;background:var(--navy);color:#fff;
  display:grid;place-items:center;margin-bottom:1.25rem;font-weight:700;
}
.card h3{margin:0 0 .6rem;color:var(--navy);font-size:1.2rem}
.card p.kicker{color:var(--gold);font-size:.78rem;text-transform:uppercase;letter-spacing:.15em;margin:0 0 .5rem;font-weight:600}
.card ul{margin:.75rem 0 0;padding-left:1.1rem;color:var(--slate)}
.card ul li{margin:.3rem 0}

/* Compliance band */
.compliance{
  background:linear-gradient(135deg,var(--navy-deep),var(--navy));
  color:#fff;
}
.compliance .grid-2{display:grid;grid-template-columns:1.1fr .9fr;gap:3rem;align-items:center}
.compliance h2{color:#fff;font-size:clamp(1.6rem,2.6vw,2.2rem);margin:0 0 1rem;letter-spacing:-.01em}
.compliance p{color:#cbd5e1;margin:0 0 1rem}
.badges{display:flex;flex-wrap:wrap;gap:.75rem;margin-top:1.5rem}
.badge{
  display:inline-flex;align-items:center;gap:.5rem;
  padding:.55rem .9rem;border:1px solid rgba(255,255,255,.2);border-radius:999px;
  font-size:.82rem;color:#e2e8f0;background:rgba(255,255,255,.04);
}
.badge .dot{width:8px;height:8px;border-radius:50%;background:var(--gold)}
.stats{display:grid;grid-template-columns:repeat(2,1fr);gap:1.25rem}
.stat{
  padding:1.5rem;background:rgba(255,255,255,.04);
  border:1px solid rgba(255,255,255,.1);border-radius:var(--radius);
}
.stat .num{font-size:1.8rem;font-weight:700;color:var(--gold);display:block;margin-bottom:.25rem}
.stat .lbl{font-size:.85rem;color:#cbd5e1}

/* About */
.about .grid-2{display:grid;grid-template-columns:1fr 1fr;gap:3rem;align-items:start}
.about h2{color:var(--navy);font-size:clamp(1.7rem,3vw,2.3rem);margin:0 0 1.25rem;letter-spacing:-.01em}
.about p{color:var(--slate);font-size:1.02rem;margin:0 0 1rem}
.pillars{display:grid;gap:1rem}
.pillar{display:flex;gap:1rem;padding:1.25rem;border:1px solid var(--line);border-radius:var(--radius);background:#fff}
.pillar .num{
  flex:0 0 36px;height:36px;border-radius:4px;
  background:var(--navy);color:#fff;display:grid;place-items:center;font-weight:700;font-size:.85rem;
}
.pillar h4{margin:0 0 .25rem;color:var(--navy);font-size:1rem}
.pillar p{margin:0;font-size:.92rem;color:var(--slate)}

/* Contact */
.contact{background:var(--bg-soft)}
.contact-grid{display:grid;grid-template-columns:.85fr 1.15fr;gap:3rem}
.contact-info h3{color:var(--navy);margin:0 0 1rem;font-size:1.3rem}
.contact-info p{color:var(--slate);margin:0 0 1.5rem}
.contact-item{display:flex;align-items:flex-start;gap:.85rem;padding:1rem 0;border-bottom:1px solid var(--line)}
.contact-item:last-child{border-bottom:0}
.contact-item .ico{
  flex:0 0 36px;height:36px;border-radius:4px;background:var(--navy);color:#fff;
  display:grid;place-items:center;font-size:.85rem;font-weight:700;
}
.contact-item .label{font-size:.75rem;text-transform:uppercase;letter-spacing:.12em;color:var(--slate-light);margin:0 0 .15rem}
.contact-item .value{margin:0;font-weight:600;color:var(--navy)}
.contact-item .value a{color:var(--navy)}

form.contact-form{
  background:#fff;padding:2rem;border:1px solid var(--line);border-radius:var(--radius);
}
.form-row{display:grid;grid-template-columns:1fr 1fr;gap:1rem}
.form-group{margin-bottom:1.1rem}
.form-group label{display:block;font-size:.85rem;font-weight:600;color:var(--navy);margin-bottom:.4rem}
.form-group input,
.form-group textarea,
.form-group select{
  width:100%;padding:.75rem .9rem;border:1px solid var(--line);border-radius:var(--radius);
  font-family:inherit;font-size:.95rem;color:#0f172a;background:#fff;transition:border-color .15s,box-shadow .15s;
}
.form-group input:focus,
.form-group textarea:focus,
.form-group select:focus{
  outline:none;border-color:var(--navy);box-shadow:0 0 0 3px rgba(11,30,63,.08);
}
.form-group textarea{resize:vertical;min-height:130px}
.captcha-row{display:grid;grid-template-columns:auto 1fr;gap:1rem;align-items:end}
.captcha-q{
  background:var(--bg-soft);border:1px solid var(--line);padding:.75rem 1rem;
  border-radius:var(--radius);font-weight:600;color:var(--navy);font-size:.95rem;
}
.form-note{font-size:.8rem;color:var(--slate);margin-top:.5rem}
.alert{padding:1rem 1.1rem;border-radius:var(--radius);margin-bottom:1.25rem;font-size:.92rem}
.alert-success{background:#ecfdf5;border:1px solid #a7f3d0;color:#065f46}
.alert-error{background:#fef2f2;border:1px solid #fecaca;color:#991b1b}

/* Footer */
.site-footer{
  background:var(--navy-deep);color:#cbd5e1;padding:4rem 0 1.5rem;
}
.footer-grid{display:grid;grid-template-columns:1.4fr 1fr 1fr 1fr;gap:2.5rem;margin-bottom:3rem}
.site-footer h5{color:#fff;font-size:.85rem;letter-spacing:.12em;text-transform:uppercase;margin:0 0 1rem}
.site-footer ul{list-style:none;padding:0;margin:0}
.site-footer ul li{margin:.5rem 0;font-size:.92rem}
.site-footer a{color:#cbd5e1}
.site-footer a:hover{color:var(--gold)}
.footer-brand p{color:#94a3b8;font-size:.92rem;margin:.75rem 0 0;max-width:340px}
.footer-bottom{
  border-top:1px solid rgba(255,255,255,.1);padding-top:1.5rem;
  display:flex;justify-content:space-between;align-items:center;flex-wrap:wrap;gap:1rem;
  font-size:.85rem;color:#94a3b8;
}
.credits{color:#94a3b8}
.credits strong{color:var(--gold);font-weight:600}

/* Responsive */
@media (max-width:900px){
  .grid-3{grid-template-columns:1fr}
  .compliance .grid-2,
  .about .grid-2,
  .contact-grid{grid-template-columns:1fr;gap:2rem}
  .footer-grid{grid-template-columns:1fr 1fr;gap:2rem}
  .form-row{grid-template-columns:1fr}
  .nav-links{display:none}
  .nav-links.open{
    display:flex;position:absolute;top:100%;left:0;right:0;
    flex-direction:column;background:#fff;padding:1.25rem;border-bottom:1px solid var(--line);
    gap:1rem;
  }
  .nav-toggle{display:block;color:var(--navy);font-size:1.5rem}
  section{padding:3.5rem 0}
  .hero{padding:4rem 0 3.5rem}
}
@media (max-width:560px){
  .footer-grid{grid-template-columns:1fr}
  .stats{grid-template-columns:1fr}
  .captcha-row{grid-template-columns:1fr}
}