*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }

:root {
  --navy-deep:     #0d1b3e;
  --navy-mid:      #0a1530;
  --navy-dark:     #172354;
  --navy-footer:   #0a1020;
  --teal:          #2dc5d4;
  --teal-muted:    rgba(45, 197, 212, 0.7);
  --blue-mid:      #1a6db5;
  --white:         #ffffff;
  --text-dim:      rgba(180, 210, 230, 0.6);
  --border-subtle: rgba(45, 197, 212, 0.12);
  --card-bg:       rgba(255, 255, 255, 0.04);
  --navy-dark-hover: #1e3070;
  --nav-link:        #4a6080;
  --teal-border:     rgba(45, 197, 212, 0.35);
}

html { scroll-behavior: smooth; }

body {
  background: var(--navy-deep);
  color: var(--white);
  font-family: system-ui, -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
  font-size: 16px;
  line-height: 1.75;
  -webkit-font-smoothing: antialiased;
}

/* ── Nav ── */
.nav {
  position: sticky;
  top: 0;
  z-index: 100;
  background: var(--white);
  border-bottom: 3px solid var(--teal);
  transition: box-shadow 0.3s;
}
.nav.scrolled {
  box-shadow: 0 2px 20px rgba(0, 0, 0, 0.25);
}
.nav-inner {
  max-width: 1100px;
  margin: 0 auto;
  padding: 0 2rem;
  display: flex;
  justify-content: center;
  align-items: center;
  height: 192px;
  position: relative;
}
.nav-logo { height: 152px; width: auto; display: block; }
.nav-links {
  display: flex;
  align-items: center;
  gap: 2rem;
  position: absolute;
  right: 2rem;
}
.nav-links a {
  font-size: 0.7rem;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  color: var(--nav-link);
  text-decoration: none;
  transition: color 0.2s;
}
.nav-links a:hover { color: var(--navy-dark); }
.nav-cta {
  background: var(--navy-dark);
  color: var(--white);
  padding: 0.45rem 1.1rem;
  border-radius: 2px;
}
.nav-cta:hover { background: var(--navy-dark-hover); }

/* Mobile nav */
.nav-mobile { display: none; }
.nav-mobile summary {
  list-style: none;
  cursor: pointer;
  font-size: 1.4rem;
  color: var(--navy-dark);
  padding: 0.5rem;
  user-select: none;
}
.nav-mobile summary::-webkit-details-marker { display: none; }
.nav-mobile-links {
  position: absolute;
  top: 192px;
  left: 0; right: 0;
  background: var(--white);
  border-bottom: 3px solid var(--teal);
  padding: 1rem 2rem;
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
  box-shadow: 0 4px 20px rgba(0, 0, 0, 0.15);
  z-index: 99;
}
.nav-mobile-links a {
  font-size: 0.75rem;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  color: var(--nav-link);
  text-decoration: none;
  padding: 0.75rem 0;
}

@media (max-width: 640px) {
  .nav-links { display: none; }
  .nav-mobile { display: block; position: absolute; right: 2rem; }
}

/* ── Animations ── */
@keyframes fadeUp {
  from { opacity: 0; transform: translateY(20px); }
  to   { opacity: 1; transform: translateY(0); }
}
.fade-up {
  opacity: 0;
  animation: fadeUp 0.7s ease forwards;
}
.fade-up.delay-1 { animation-delay: 0.1s; }
.fade-up.delay-2 { animation-delay: 0.2s; }
.fade-up.delay-3 { animation-delay: 0.3s; }

/* ── Hero ── */
.hero {
  background: var(--navy-deep);
  padding: 6rem 2rem 5rem;
  position: relative;
  overflow: hidden;
}
.hero::before {
  content: '';
  position: absolute;
  top: -80px; right: -80px;
  width: 500px; height: 500px;
  background: radial-gradient(circle, rgba(45, 197, 212, 0.07) 0%, transparent 70%);
  pointer-events: none;
  z-index: 0;
}
.hero-inner {
  max-width: 1100px;
  margin: 0 auto;
  position: relative;
  z-index: 1;
}
.hero-eyebrow {
  font-size: 0.7rem;
  letter-spacing: 0.3em;
  text-transform: uppercase;
  color: var(--teal-muted);
  margin-bottom: 1.25rem;
}
.hero-headline {
  font-size: clamp(2.2rem, 5vw, 3.5rem);
  font-weight: 800;
  line-height: 1.1;
  color: var(--white);
  margin-bottom: 1.25rem;
}
.hero-headline .teal { color: var(--teal); }
.hero-sub {
  font-size: 1.05rem;
  color: var(--text-dim);
  line-height: 1.75;
  max-width: 540px;
  margin-bottom: 2.25rem;
}
.hero-actions { display: flex; gap: 1rem; flex-wrap: wrap; }
.btn-primary {
  display: inline-block;
  background: linear-gradient(90deg, var(--teal), var(--blue-mid));
  color: var(--white);
  font-size: 0.7rem;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  text-decoration: none;
  padding: 0.75rem 1.6rem;
  border-radius: 2px;
  transition: filter 0.2s;
}
.btn-primary:hover { filter: brightness(1.12); }
.btn-ghost {
  display: inline-block;
  color: var(--teal);
  font-size: 0.7rem;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  text-decoration: none;
  padding: 0.75rem 1.3rem;
  border: 1px solid var(--teal-border);
  border-radius: 2px;
  transition: border-color 0.2s, color 0.2s, background 0.2s;
}
.btn-ghost:hover { border-color: var(--teal); color: var(--white); background: rgba(45, 197, 212, 0.08); }

/* ── Shared section ── */
.section { padding: 4rem 2rem; }
.section-inner { max-width: 1100px; margin: 0 auto; }
.section-label {
  font-size: 0.65rem;
  letter-spacing: 0.3em;
  text-transform: uppercase;
  color: var(--teal-muted);
  margin-bottom: 2rem;
}

/* ── FAQ / What We Do ── */
.faq-section {
  background: var(--navy-deep);
  border-top: 1px solid var(--border-subtle);
}
.faq-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 2.5rem 4rem;
}
.faq-q {
  font-size: 0.95rem;
  font-weight: 700;
  color: var(--teal);
  margin-bottom: 0.6rem;
  line-height: 1.4;
  letter-spacing: 0;
  text-transform: none;
}
.faq-a {
  font-size: 0.88rem;
  color: var(--text-dim);
  line-height: 1.85;
}
.faq-link {
  color: #7ac5f0;
  text-decoration: none;
  transition: color 0.2s;
}
.faq-link:hover { color: var(--teal); }

@media (max-width: 640px) {
  .faq-grid { grid-template-columns: 1fr; gap: 2rem; }
}

/* ── Cards ── */
.cards-section {
  background: var(--navy-mid);
  border-top: 1px solid var(--border-subtle);
}
.card-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 1rem;
}
.card {
  background: var(--card-bg);
  border: 1px solid rgba(255, 255, 255, 0.07);
  border-top-width: 2px;
  padding: 1.5rem 1.25rem;
  transition: background 0.2s;
}
.card:hover { background: rgba(255, 255, 255, 0.07); }
.card-title {
  font-size: 0.8rem;
  font-weight: 700;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--white);
  margin-bottom: 0.5rem;
}
.card-desc {
  font-size: 0.85rem;
  color: var(--text-dim);
  line-height: 1.7;
}
.card-link {
  display: inline-block;
  margin-top: 0.9rem;
  font-size: 0.68rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--teal);
  text-decoration: none;
  border-bottom: 1px solid transparent;
  transition: border-color 0.2s;
}
.card-link:hover { border-color: var(--teal); }

@media (max-width: 768px) {
  .card-grid { grid-template-columns: repeat(2, 1fr); }
}
@media (max-width: 480px) {
  .card-grid { grid-template-columns: 1fr; }
}

/* ── About ── */
.about-section {
  background: var(--navy-deep);
  border-top: 1px solid var(--border-subtle);
}
.about-grid {
  display: grid;
  grid-template-columns: 1fr 2fr;
  gap: 3rem;
  align-items: start;
}
.about-statement {
  font-size: 1.3rem;
  font-weight: 700;
  color: var(--white);
  line-height: 1.3;
}
.about-body {
  color: var(--text-dim);
  font-size: 0.97rem;
  line-height: 1.8;
}
.about-meta {
  margin-top: 1.5rem;
  font-size: 0.68rem;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  color: rgba(45, 197, 212, 0.45);
}

@media (max-width: 640px) {
  .about-grid { grid-template-columns: 1fr; gap: 1.25rem; }
}

/* ── Contact ── */
.contact-section {
  background: var(--navy-dark);
  border-top: 1px solid var(--border-subtle);
}
.contact-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 3rem;
  align-items: start;
}
.contact-headline {
  font-size: 2rem;
  font-weight: 800;
  color: var(--white);
  margin-bottom: 0.75rem;
}
.contact-sub {
  color: rgba(180, 210, 230, 0.55);
  font-size: 0.92rem;
  line-height: 1.75;
}
.contact-entries { display: flex; flex-direction: column; gap: 1.25rem; }
.contact-entry dt {
  font-size: 0.62rem;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: rgba(45, 197, 212, 0.5);
  margin-bottom: 0.2rem;
}
.contact-entry dd { font-size: 0.93rem; color: rgba(221, 226, 238, 0.9); }
.contact-entry a { color: #7ac5f0; text-decoration: none; transition: color 0.2s; }
.contact-entry a:hover { color: var(--teal); }

@media (max-width: 640px) {
  .contact-grid { grid-template-columns: 1fr; gap: 2rem; }
}

/* ── Footer ── */
.footer { background: var(--navy-footer); padding: 1.25rem 2rem; }
.footer-inner {
  max-width: 1100px;
  margin: 0 auto;
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: 0.75rem;
}
.footer-copy {
  font-size: 0.68rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: rgba(255, 255, 255, 0.2);
}
.footer-nav { display: flex; gap: 1.5rem; }
.footer-nav a {
  font-size: 0.65rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: rgba(255, 255, 255, 0.25);
  text-decoration: none;
  transition: color 0.2s;
}
.footer-nav a:hover { color: rgba(255, 255, 255, 0.6); }
.footer-chaptery { color: rgba(45, 197, 212, 0.5) !important; }
.footer-chaptery:hover { color: var(--teal) !important; }