/* ============ Design tokens ============ */
:root{
  --navy-950: #071223;
  --navy-900: #0b1f3a;
  --navy-800: #142c52;
  --navy-700: #1c3a68;
  --gold-500: #c9a24b;
  --gold-600: #b08a34;
  --gold-300: #e3c785;
  --ink: #16233a;
  --ink-soft: #4a5568;
  --bg: #ffffff;
  --bg-alt: #eef2f7;
  --bg-alt-2: #e5eaf1;
  --border: #e2e7ee;
  --radius: 16px;
  --shadow-sm: 0 2px 10px rgba(11,31,58,.06);
  --shadow-md: 0 10px 30px rgba(11,31,58,.10);
  --shadow-lg: 0 20px 50px rgba(11,31,58,.18);
  --container: 1180px;
  --font-head: 'Poppins', sans-serif;
  --font-body: 'Inter', sans-serif;
}

/* ============ Reset ============ */
*,*::before,*::after{box-sizing:border-box;}
html{scroll-behavior:smooth;}
body{
  margin:0;
  font-family:var(--font-body);
  color:var(--ink);
  background:var(--bg);
  line-height:1.6;
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block;}
a{color:inherit;text-decoration:none;}
ul{list-style:none;margin:0;padding:0;}
h1,h2,h3{font-family:var(--font-head);line-height:1.15;margin:0 0 .5em;color:var(--navy-900);}
p{margin:0 0 1em;color:var(--ink-soft);}
svg{width:1em;height:1em;fill:none;stroke:currentColor;stroke-width:1.8;stroke-linecap:round;stroke-linejoin:round;}
.container{max-width:var(--container);margin:0 auto;padding:0 24px;}

.skip-link{
  position:absolute;left:-999px;top:0;background:var(--navy-900);color:#fff;padding:10px 16px;z-index:999;
}
.skip-link:focus{left:10px;top:10px;}

.text-gold{color:var(--gold-600);}
.text-light{color:#fff;}

.kicker{
  text-transform:uppercase;letter-spacing:.14em;font-weight:700;font-size:.78rem;
  color:var(--gold-600);margin:0 0 10px;
}
.kicker-light{color:var(--gold-300);}

.section{padding:100px 0;}
.section-alt{background:var(--bg-alt);}
.section-dark{background:linear-gradient(160deg,var(--navy-900),var(--navy-800));}
.section-dark h2, .section-dark h3{color:#fff;}
.section-dark p{color:#c3cee0;}

.section-head{max-width:680px;margin:0 auto 56px;text-align:center;}
.section-head .lead{font-size:1.08rem;}
.section-head h2{font-size:clamp(1.8rem,3vw,2.5rem);}

.lead{font-size:1.1rem;color:var(--ink-soft);}

/* ============ Buttons ============ */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  padding:15px 30px;border-radius:999px;font-weight:600;font-size:.98rem;
  border:1.5px solid transparent;cursor:pointer;transition:transform .2s ease, box-shadow .2s ease, background .2s ease, color .2s ease;
  white-space:nowrap;
}
.btn:hover{transform:translateY(-2px);}
.btn-gold{
  background:linear-gradient(135deg,var(--gold-300),var(--gold-600));
  color:var(--navy-950);
  box-shadow:0 10px 24px rgba(176,138,52,.35);
}
.btn-gold:hover{box-shadow:0 14px 30px rgba(176,138,52,.45);}
.btn-ghost{
  background:rgba(255,255,255,.08);
  border-color:rgba(255,255,255,.55);
  color:#fff;
  backdrop-filter:blur(4px);
}
.btn-ghost:hover{background:rgba(255,255,255,.18);}
.btn-block{width:100%;}

/* ============ Header ============ */
.site-header{
  position:fixed;top:0;left:0;right:0;z-index:100;
  padding:18px 0;
  transition:background .35s ease, padding .35s ease, box-shadow .35s ease;
}
.site-header.scrolled{
  background:rgba(11,31,58,.92);
  backdrop-filter:blur(10px);
  padding:12px 0;
  box-shadow:0 6px 24px rgba(0,0,0,.18);
}
.header-inner{display:flex;align-items:center;justify-content:space-between;}

.brand{display:flex;align-items:center;gap:12px;}
.brand-mark{
  width:42px;height:42px;border-radius:50%;
  display:flex;align-items:center;justify-content:center;
  font-family:var(--font-head);font-weight:800;font-size:1.3rem;color:var(--navy-950);
  background:linear-gradient(135deg,var(--gold-300),var(--gold-600));
  box-shadow:0 6px 16px rgba(176,138,52,.4);
  flex-shrink:0;
}
.brand-text{display:flex;flex-direction:column;line-height:1.1;}
.brand-text strong{font-family:var(--font-head);font-size:1.15rem;letter-spacing:.06em;color:#fff;}
.brand-text small{font-size:.68rem;color:var(--gold-300);letter-spacing:.04em;}

.nav ul{display:flex;align-items:center;gap:30px;}
.nav a{
  font-size:.94rem;font-weight:500;color:#e7ecf5;
  padding:8px 2px;position:relative;transition:color .2s;
}
.nav a:not(.nav-cta)::after{
  content:"";position:absolute;left:0;bottom:0;width:0;height:2px;background:var(--gold-500);
  transition:width .25s ease;
}
.nav a:not(.nav-cta):hover{color:var(--gold-300);}
.nav a:not(.nav-cta):hover::after{width:100%;}
.nav-cta{
  background:var(--gold-500);color:var(--navy-950)!important;padding:10px 20px!important;
  border-radius:999px;font-weight:600!important;
}
.nav-cta:hover{background:var(--gold-300);}

.nav-toggle{
  display:none;flex-direction:column;justify-content:center;gap:5px;
  width:42px;height:42px;background:transparent;border:none;cursor:pointer;
}
.nav-toggle span{width:24px;height:2px;background:#fff;border-radius:2px;transition:.3s;margin:0 auto;}
.nav-toggle.open span:nth-child(1){transform:translateY(7px) rotate(45deg);}
.nav-toggle.open span:nth-child(2){opacity:0;}
.nav-toggle.open span:nth-child(3){transform:translateY(-7px) rotate(-45deg);}

/* ============ Hero ============ */
.hero{
  position:relative;min-height:100vh;display:flex;align-items:center;
  overflow:hidden;color:#fff;
}
.hero-bg{
  position:absolute;inset:0;background-size:cover;background-position:center;
  transform:scale(1.05);
}
.hero-overlay{
  position:absolute;inset:0;
  background:linear-gradient(100deg, rgba(6,15,30,.94) 0%, rgba(7,18,35,.82) 34%, rgba(9,22,42,.45) 62%, rgba(9,22,42,.25) 100%);
}
.hero-content{position:relative;z-index:2;max-width:680px;padding-top:90px;}
.eyebrow{
  text-transform:uppercase;letter-spacing:.16em;font-weight:600;font-size:.82rem;
  color:var(--gold-300);margin-bottom:18px;
}
.hero h1{
  font-size:clamp(2.2rem,5vw,3.4rem);color:#fff;margin-bottom:22px;
}
.hero h1 span{color:var(--gold-500);}
.hero-lead{font-size:1.15rem;color:#dbe3f0;max-width:560px;}
.hero-actions{display:flex;gap:16px;flex-wrap:wrap;margin-top:12px;}

.scroll-cue{
  position:absolute;bottom:34px;left:50%;transform:translateX(-50%);
  width:28px;height:44px;border:2px solid rgba(255,255,255,.55);border-radius:20px;
  z-index:2;
}
.scroll-cue span{
  position:absolute;top:8px;left:50%;transform:translateX(-50%);
  width:4px;height:8px;border-radius:2px;background:var(--gold-500);
  animation:scrollcue 1.8s ease infinite;
}
@keyframes scrollcue{
  0%{opacity:1;top:8px;} 70%{opacity:0;top:24px;} 100%{opacity:0;top:8px;}
}

/* ============ Pillars strip ============ */
.pillars-strip{
  background:var(--navy-900);
  padding:34px 0;
}
.pillars-grid{
  display:grid;grid-template-columns:repeat(4,1fr);gap:20px;
}
.pillar{
  display:flex;align-items:center;gap:12px;justify-content:center;
  color:#e7ecf5;font-weight:600;font-size:.92rem;text-align:left;
  padding:6px 10px;border-left:1px solid rgba(255,255,255,.12);
}
.pillar:first-child{border-left:none;}
.pillar svg{width:26px;height:26px;color:var(--gold-500);flex-shrink:0;}

/* ============ About ============ */
.about-grid{
  display:grid;grid-template-columns:1fr 1fr;gap:64px;align-items:center;
}
.about-text h2{font-size:clamp(1.8rem,3vw,2.4rem);}
.about-media img{border-radius:var(--radius);box-shadow:var(--shadow-lg);}

/* ============ Hub cards ============ */
.hub-grid{
  display:grid;grid-template-columns:repeat(auto-fit,minmax(220px,1fr));gap:24px;
}
.hub-card{
  background:#fff;border:1px solid var(--border);border-radius:var(--radius);
  padding:30px 26px;box-shadow:var(--shadow-sm);transition:transform .25s ease, box-shadow .25s ease;
}
.hub-card:hover{transform:translateY(-6px);box-shadow:var(--shadow-md);}
.hub-icon{
  width:52px;height:52px;border-radius:14px;
  background:linear-gradient(135deg,var(--gold-300),var(--gold-600));
  display:flex;align-items:center;justify-content:center;margin-bottom:18px;
}
.hub-icon svg{width:26px;height:26px;color:var(--navy-950);}
.hub-card h3{font-size:1.08rem;margin-bottom:14px;}
.hub-card ul li{
  position:relative;padding-left:18px;margin-bottom:9px;font-size:.92rem;color:var(--ink-soft);
}
.hub-card ul li::before{
  content:"";position:absolute;left:0;top:.55em;width:6px;height:6px;border-radius:50%;background:var(--gold-500);
}

/* ============ Essence ============ */
.essence-grid{
  display:grid;grid-template-columns:repeat(auto-fit,minmax(260px,1fr));gap:28px;
}
.essence-card{
  text-align:center;padding:36px 26px;border-radius:var(--radius);
  background:var(--bg-alt);border:1px solid var(--border);
}
.essence-icon{
  width:60px;height:60px;border-radius:50%;margin:0 auto 18px;
  background:var(--navy-900);display:flex;align-items:center;justify-content:center;
}
.essence-icon svg{width:28px;height:28px;color:var(--gold-500);}
.essence-card h3{font-size:1.15rem;}
.essence-card p{font-size:.95rem;}

/* ============ Operations ============ */
.ops-grid{
  display:grid;grid-template-columns:1fr 1fr;gap:64px;align-items:center;
}
.ops-media img{border-radius:var(--radius);box-shadow:var(--shadow-lg);}
.ops-item{
  display:flex;gap:18px;padding:20px 0;border-bottom:1px solid rgba(255,255,255,.1);
}
.ops-item:last-of-type{border-bottom:none;}
.ops-icon{
  width:46px;height:46px;border-radius:12px;flex-shrink:0;
  background:rgba(201,162,75,.14);border:1px solid rgba(201,162,75,.35);
  display:flex;align-items:center;justify-content:center;
}
.ops-icon svg{width:22px;height:22px;color:var(--gold-500);}
.ops-item h3{font-size:1.05rem;color:#fff;margin-bottom:6px;}
.ops-item p{font-size:.93rem;margin:0;}
.ops-tags{display:flex;gap:14px;margin-top:26px;flex-wrap:wrap;}
.ops-tags span{
  display:inline-flex;align-items:center;gap:8px;
  background:linear-gradient(135deg,var(--gold-300),var(--gold-600));
  color:var(--navy-950);font-weight:700;font-size:.88rem;
  padding:10px 20px;border-radius:999px;
}
.ops-tags svg{width:18px;height:18px;}

/* ============ Clients / Certs images ============ */
.clients-frame, .certs-frame{
  background:#fff;border:1px solid var(--border);border-radius:var(--radius);
  padding:18px;box-shadow:var(--shadow-sm);overflow:hidden;
}
.clients-frame img, .certs-frame img{border-radius:10px;width:100%;height:auto;}

/* ============ Contact ============ */
.contact{position:relative;color:#fff;overflow:hidden;padding:110px 0;}
.contact-bg{
  position:absolute;inset:0;background-size:cover;background-position:center;
}
.contact-overlay{
  position:absolute;inset:0;
  background:linear-gradient(100deg, rgba(6,15,30,.95) 0%, rgba(7,18,35,.86) 40%, rgba(9,22,42,.4) 75%, rgba(9,22,42,.15) 100%);
}
.contact-grid{
  position:relative;z-index:2;
  display:grid;grid-template-columns:1.05fr .95fr;gap:60px;align-items:start;
}
.contact-info h2{font-size:clamp(1.8rem,3vw,2.4rem);}
.contact-address{margin:26px 0 34px;}
.contact-address li{
  display:flex;align-items:center;gap:12px;margin-bottom:14px;
  color:#dbe3f0;font-size:1.02rem;
}
.contact-address svg{width:20px;height:20px;color:var(--gold-500);flex-shrink:0;}

.contact-links{display:flex;flex-direction:column;gap:14px;}
.contact-links a{
  display:flex;align-items:center;gap:14px;padding:14px 18px;
  background:rgba(255,255,255,.06);border:1px solid rgba(255,255,255,.15);
  border-radius:14px;transition:background .2s ease, transform .2s ease;
}
.contact-links a:hover{background:rgba(255,255,255,.12);transform:translateX(4px);}
.contact-links svg{width:22px;height:22px;color:var(--gold-500);flex-shrink:0;}
.contact-links span{display:block;font-size:.76rem;color:#a9b6cc;text-transform:uppercase;letter-spacing:.06em;}
.contact-links strong{font-size:.98rem;color:#fff;}

.contact-form{
  background:#fff;border-radius:var(--radius);padding:36px 32px;
  box-shadow:var(--shadow-lg);color:var(--ink);
}
.contact-form h3{color:var(--navy-900);margin-bottom:22px;font-size:1.3rem;}
.contact-form label{
  display:block;margin-bottom:18px;font-size:.86rem;font-weight:600;color:var(--navy-800);
}
.contact-form input{
  width:100%;margin-top:8px;padding:13px 14px;border-radius:10px;
  border:1.5px solid var(--border);font-family:var(--font-body);font-size:.96rem;
  transition:border-color .2s ease, box-shadow .2s ease;
}
.contact-form input:focus{
  outline:none;border-color:var(--gold-500);box-shadow:0 0 0 3px rgba(201,162,75,.18);
}
.form-note{
  margin:14px 0 0;font-size:.88rem;font-weight:600;min-height:1.2em;color:var(--gold-600);
}

/* ============ Footer ============ */
.site-footer{background:var(--navy-950);padding:36px 0;}
.footer-inner{
  display:flex;justify-content:space-between;align-items:center;flex-wrap:wrap;gap:16px;
}
.footer-brand .brand-text small{color:#8f9cb5;}
.site-footer p{color:#8f9cb5;font-size:.86rem;margin:0;}

.back-to-top{
  position:fixed;right:22px;bottom:22px;z-index:90;
  width:46px;height:46px;border-radius:50%;
  background:linear-gradient(135deg,var(--gold-300),var(--gold-600));
  color:var(--navy-950);display:flex;align-items:center;justify-content:center;
  font-size:1.2rem;font-weight:700;box-shadow:var(--shadow-md);
  opacity:0;pointer-events:none;transform:translateY(10px);
  transition:opacity .25s ease, transform .25s ease;
}
.back-to-top.visible{opacity:1;pointer-events:auto;transform:translateY(0);}

/* ============ Reveal animation ============ */
.reveal{opacity:0;transform:translateY(24px);transition:opacity .7s ease, transform .7s ease;}
.reveal.in-view{opacity:1;transform:translateY(0);}

/* ============ Responsive ============ */
@media (max-width:960px){
  .about-grid, .ops-grid, .contact-grid{grid-template-columns:1fr;}
  .ops-media{order:2;}
  .pillars-grid{grid-template-columns:repeat(2,1fr);}
  .pillar{border-left:none;justify-content:flex-start;}
}

@media (max-width:820px){
  .nav{
    position:fixed;top:0;right:0;height:100vh;width:min(320px,80vw);
    background:var(--navy-900);padding:100px 30px 30px;
    transform:translateX(100%);transition:transform .35s ease;
    box-shadow:-10px 0 30px rgba(0,0,0,.3);
  }
  .nav.open{transform:translateX(0);}
  .nav ul{flex-direction:column;align-items:flex-start;gap:22px;}
  .nav-cta{width:100%;text-align:center;}
  .nav-toggle{display:flex;}
  .section{padding:70px 0;}
}

@media (max-width:560px){
  .hero-actions{flex-direction:column;align-items:stretch;}
  .contact-form{padding:28px 22px;}
  .footer-inner{flex-direction:column;text-align:center;}
}