:root {
  --accent: #32a8ff;
  --dark: #0f1720;
  --muted: #666;
  --max-width: 1100px;
}

/* Reset & base */
* { box-sizing: border-box; }
html, body { height: 100%; }
body {
  margin: 0;
  font-family: 'Poppins', Arial, sans-serif;
  color: #222;
  background: #fff;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  line-height: 1.65;
  scroll-behavior: smooth;
}

/* Header (fixed) */
.site-header {
  position: fixed;
  left: 0;
  right: 0;
  top: 0;
  z-index: 60;
  height: 72px;
  background: rgba(255,255,255,0.94);
  backdrop-filter: blur(6px);
  border-bottom: 1px solid rgba(0,0,0,0.04);
}
.navbar .nav-inner {
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 0 1.25rem;
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 72px;
}
.brand img { height: 42px; display: block; }

/* Single Contact link */
.nav-links {
  list-style: none;
  margin: 0;
  padding: 0;
  display: flex;
  gap: 18px;
  align-items: center;
}
.nav-links a {
  color: #222;
  text-decoration: none;
  font-weight: 600;
  font-size: 0.95rem;
  position: relative;
  padding: 6px 4px;
  transition: color .22s ease;
}
/* subtle underline on hover */
.nav-links a::after {
  content: "";
  position: absolute;
  left: 0;
  bottom: -6px;
  width: 0;
  height: 2px;
  background: var(--accent);
  transition: width .24s ease;
}
.nav-links a:hover { color: var(--accent); }
.nav-links a:hover::after { width: 100%; }

/* keep main content clear of fixed header */
main { padding-top: 84px; }

/* HERO */
.hero {
  position: relative;
  height: clamp(420px, 70vh, 680px);
  display: flex;
  align-items: center;
  justify-content: center;
  text-align: center;
  background: url('images/hero-bg.png') center center/cover no-repeat;
  overflow: hidden;
}

/* Lighter overlay for clarity */
.hero-overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(180deg, rgba(255,255,255,0.15), rgba(255,255,255,0.25));
  z-index: 1;
  animation: overlayPulse 8s ease-in-out infinite alternate;
}
@keyframes overlayPulse { from { opacity: 0.9; } to { opacity: 0.75; } }

.hero-inner {
  position: relative;
  z-index: 2;
  width: 100%;
  max-width: var(--max-width);
  padding: 0 20px;
  margin: 0 auto;
}

/* logo sizing — substantial and responsive */
.hero-logo {
  width: clamp(220px, 24vw, 360px);
  height: auto;
  margin: 0 auto 18px;
  display: block;
  transition: transform .35s ease;
}
.hero-logo:hover { transform: scale(1.02); }

.hero-title {
  font-family: 'Montserrat', sans-serif;
  font-size: clamp(1.6rem, 2.8vw, 2.6rem);
  color: #000;
  margin: 8px 0 6px;
  font-weight: 700;
  letter-spacing: 0.5px;
}

/* larger tagline beneath the title */
.hero-sub {
  color: #000;
  font-weight: 600;
  font-size: clamp(1.05rem, 1.7vw, 1.25rem);
  margin: 6px 0 10px;
}

/* mission line in accent — larger and bold */
.hero-mission {
  color: var(--accent);
  font-family: 'Montserrat', sans-serif;
  font-weight: 600;
  font-size: clamp(1rem, 1.3vw, 1.15rem);
  margin: 8px 0 0;
  letter-spacing: 0.3px;
}

/* white chevron */
.chevron {
  position: absolute;
  left: 50%;
  transform: translateX(-50%);
  bottom: 18px;
  z-index: 40;
  display: inline-block;
  width: 44px;
  height: 44px;
  text-align: center;
  transition: transform .28s ease;
  animation: bounce 2.6s infinite;
}
.chevron:hover { transform: translateX(-50%) translateY(-4px); }
@keyframes bounce {
  0%, 100% { transform: translateX(-50%) translateY(0); }
  50% { transform: translateX(-50%) translateY(-8px); }
}

/* CONTENT SECTIONS */
.content-section {
  padding: 56px 20px;
}
.container {
  max-width: var(--max-width);
  margin: 0 auto;
  text-align: left;
}

/* H2 style with left accent bar */
.content-section h2 {
  font-family: 'Montserrat', sans-serif;
  font-size: 1.12rem;
  margin: 0 0 14px;
  padding-left: 12px;
  border-left: 4px solid var(--accent);
  color: var(--dark);
  font-weight: 600;
}
.content-section p { 
  margin: 0 0 14px; 
  color: #333; 
  font-size: 1rem; 
  line-height: 1.68; 
}

/* Focus area grid & cards */
.focus-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
  gap: 18px;
  margin-top: 16px;
}
.card {
  background: #fff;
  border-radius: 10px;
  padding: 18px;
  box-shadow: 0 6px 18px rgba(9,10,12,0.04);
  transition: transform .28s ease, box-shadow .28s ease;
}
.card:hover {
  transform: translateY(-6px);
  box-shadow: 0 12px 36px rgba(9,10,12,0.06);
}
.card h3 { 
  margin: 0 0 8px; 
  font-family: 'Montserrat', sans-serif; 
  font-size: 1.02rem; 
  color: var(--dark); 
}

/* Contact */
.contact-email a { color: var(--accent); font-weight: 600; text-decoration: none; }
.contact-email a:hover { text-decoration: underline; }

/* FOOTER (dark polished) */
.site-footer {
  background: var(--dark);
  color: #cbd5e1;
  padding: 26px 20px;
  border-top: 6px solid rgba(50,168,255,0.10);
}
.footer-inner {
  max-width: var(--max-width);
  margin: 0 auto;
  display: flex;
  gap: 18px;
  align-items: flex-start;
  justify-content: space-between;
  flex-wrap: wrap;
}
.footer-left .footer-brand { 
  font-family: 'Montserrat', sans-serif; 
  font-weight: 700; 
  color: #fff; 
  margin: 0 0 6px; 
}
.footer-contact a { color: var(--accent); text-decoration: none; font-weight: 600; }
.footer-right p { margin: 6px 0 0; color: #9aa7b3; }

/* Fade animation */
.fade { opacity: 0; transform: translateY(10px); transition: opacity .9s ease, transform .9s ease; }
.fade.visible { opacity: 1; transform: translateY(0); }

/* Responsive tweaks */
@media (max-width: 880px) {
  .nav-links { gap: 12px; font-size: 0.92rem; }
  .hero-logo { width: clamp(160px, 34vw, 260px); }
  .hero { height: clamp(360px, 62vh, 540px); }
}
@media (max-width: 520px) {
  .nav-links { display: none; }
  .brand img { height: 36px; }
  main { padding-top: 72px; }
}