:root {
  --navy: #03314f;
  --navy-dark: #02243a;
  --gold: #c5a367;
  --white: #fcfdff;
  --ink: #0a0a0a;
  --muted: #5b6b76;
  --border-light: #e6e9ec;
  --radius: 0.5rem;
  --font: "Nata Sans", ui-sans-serif, system-ui, sans-serif;
}

* { box-sizing: border-box; }

html { scroll-behavior: smooth; }

body {
  margin: 0;
  font-family: var(--font);
  font-optical-sizing: auto;
  color: var(--ink);
  background: var(--white);
  line-height: 1.5;
}

img { max-width: 100%; display: block; }

a { color: inherit; text-decoration: none; }

.container {
  max-width: 1280px;
  margin: 0 auto;
  padding: 0 clamp(1.25rem, 4vw, 3rem);
}

.eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  font-size: 0.75rem;
  font-weight: 600;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--gold);
}

.section-label { margin-bottom: 0.75rem; }

/* Buttons */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 0.6rem;
  padding: 1rem 1.75rem;
  border-radius: 999px;
  font-weight: 600;
  font-size: 0.95rem;
  border: 1px solid transparent;
  cursor: pointer;
  transition: transform 0.2s ease, background-color 0.2s ease, border-color 0.2s ease;
  white-space: nowrap;
}
.btn:hover { transform: translateY(-2px); }

.btn-gold {
  background: var(--gold);
  color: var(--navy-dark);
}
.btn-gold:hover { background: #d4b578; }

.btn-outline-light {
  background: transparent;
  color: var(--white);
  border-color: rgba(252, 253, 255, 0.4);
}
.btn-outline-light:hover { border-color: var(--white); }

.btn-outline-navy {
  background: transparent;
  color: var(--navy);
  border-color: var(--navy);
}
.btn-outline-navy:hover { background: var(--navy); color: var(--white); }

.btn-navy {
  background: var(--navy);
  color: var(--white);
}
.btn-navy:hover { background: var(--navy-dark); }

/* Header */
.site-header {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 100;
  transition: background-color 0.3s ease, box-shadow 0.3s ease;
}
.site-header .container {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding-top: 1rem;
  padding-bottom: 1rem;
}
.site-header.scrolled {
  background: rgba(252, 253, 255, 0.92);
  backdrop-filter: blur(8px);
  box-shadow: 0 1px 0 var(--border-light);
}
.brand { display: flex; align-items: center; }
.brand img { width: 48px; height: 48px; border-radius: 10px; object-fit: cover; }

.main-nav { display: flex; gap: 2.5rem; }
.main-nav button {
  background: none;
  border: none;
  font-family: var(--font);
  font-size: 0.95rem;
  font-weight: 500;
  color: var(--white);
  cursor: pointer;
  padding: 0;
}
.site-header.scrolled .main-nav button { color: var(--navy); }

.header-actions { display: flex; align-items: center; gap: 1rem; }
.whatsapp-pill {
  background: var(--navy);
  color: var(--white);
  padding: 0.65rem 1.25rem;
  border-radius: 999px;
  font-weight: 600;
  font-size: 0.9rem;
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
}

.menu-toggle {
  display: none;
  background: none;
  border: none;
  cursor: pointer;
  color: var(--white);
}
.site-header.scrolled .menu-toggle { color: var(--navy); }

.mobile-nav {
  display: none;
  flex-direction: column;
  gap: 0;
  background: var(--white);
  border-top: 1px solid var(--border-light);
}
.mobile-nav.open { display: flex; }
.mobile-nav button {
  background: none;
  border: none;
  border-bottom: 1px solid var(--border-light);
  text-align: left;
  padding: 1rem clamp(1.25rem, 4vw, 3rem);
  font-family: var(--font);
  font-size: 1rem;
  font-weight: 500;
  color: var(--navy);
  cursor: pointer;
}

/* Hero */
.hero {
  position: relative;
  min-height: 100vh;
  display: flex;
  align-items: center;
  color: var(--white);
  overflow: hidden;
}
.hero-bg {
  position: absolute;
  inset: 0;
  background-size: cover;
  background-position: center;
  z-index: 0;
}
.hero-overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(105deg, rgba(3, 49, 79, 0.88) 0%, rgba(3, 49, 79, 0.55) 55%, rgba(3, 49, 79, 0.15) 100%);
  z-index: 1;
}
.hero-content {
  position: relative;
  z-index: 2;
  max-width: 640px;
  padding-top: 6rem;
}
.hero h1 {
  font-size: clamp(2.5rem, 5vw, 3.75rem);
  font-weight: 700;
  line-height: 1.1;
  margin: 1.25rem 0 1.5rem;
}
.hero h1 .gold { color: var(--gold); display: block; }
.hero p {
  font-size: 1.125rem;
  color: rgba(252, 253, 255, 0.85);
  max-width: 34rem;
  margin: 0 0 2.25rem;
}
.hero-actions { display: flex; flex-wrap: wrap; gap: 1rem; }
.scroll-indicator {
  position: absolute;
  bottom: 2.5rem;
  left: clamp(1.25rem, 4vw, 3rem);
  z-index: 2;
  font-size: 0.75rem;
  letter-spacing: 0.2em;
  color: rgba(252, 253, 255, 0.7);
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 0.5rem;
}

/* Generic section spacing */
section { padding: 6rem 0; }
.section-head { max-width: 640px; margin-bottom: 3rem; }
.section-head h2 {
  font-size: clamp(1.875rem, 3.5vw, 2.75rem);
  font-weight: 700;
  color: var(--navy);
  line-height: 1.2;
  margin: 0;
}

/* Services */
.services { background: var(--white); }
.services-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 1.5rem;
  margin-bottom: 3rem;
}
.service-card {
  border: 1px solid var(--border-light);
  border-radius: var(--radius);
  padding: 2rem;
  transition: border-color 0.2s ease, box-shadow 0.2s ease;
}
.service-card:hover {
  border-color: var(--gold);
  box-shadow: 0 8px 30px rgba(3, 49, 79, 0.08);
}
.service-card .eyebrow { color: var(--muted); letter-spacing: 0.15em; }
.service-card h3 {
  font-size: 1.375rem;
  font-weight: 700;
  color: var(--navy);
  margin: 0.75rem 0 0;
}

/* About */
.about { background: #f7f8f9; }
.about .container {
  display: grid;
  grid-template-columns: 1.1fr 0.9fr;
  gap: 4rem;
  align-items: center;
}
.about h2 { margin-bottom: 1.5rem; }
.about p { color: var(--muted); margin: 0 0 1.25rem; font-size: 1.05rem; }
.about-image img { border-radius: var(--radius); width: 100%; height: 100%; object-fit: cover; aspect-ratio: 3/4; }

@media (max-width: 900px) {
  .about .container { grid-template-columns: 1fr; }
  .about-image { order: -1; }
}

/* Tech */
.tech {
  position: relative;
  color: var(--white);
  background: var(--navy-dark);
  overflow: hidden;
}
.tech-bg {
  position: absolute;
  inset: 0;
  background-size: cover;
  background-position: center;
  opacity: 0.25;
}
.tech-overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(180deg, rgba(2, 36, 58, 0.9), rgba(2, 36, 58, 0.97));
}
.tech .container { position: relative; z-index: 1; }
.tech .section-head h2 { color: var(--white); }
.tech-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
  gap: 2rem;
}
.tech-item h3 {
  font-size: 1.1rem;
  font-weight: 700;
  color: var(--gold);
  margin: 0 0 0.5rem;
}
.tech-item p { color: rgba(252, 253, 255, 0.75); margin: 0; }

/* CTA */
.cta {
  background: var(--navy);
  color: var(--white);
  text-align: center;
}
.cta h2 { color: var(--white); margin: 0 auto 1rem; }
.cta p { color: rgba(252, 253, 255, 0.8); max-width: 34rem; margin: 0 auto 2rem; font-size: 1.05rem; }
.cta .section-head { margin: 0 auto 2rem; max-width: 640px; text-align: center; }

/* Footer */
.site-footer {
  background: var(--navy-dark);
  color: rgba(252, 253, 255, 0.85);
  padding: 4rem 0 2rem;
  font-size: 0.9rem;
}
.footer-grid {
  display: grid;
  grid-template-columns: 1.4fr 1fr 1fr 1fr;
  gap: 2.5rem;
  padding-bottom: 3rem;
  border-bottom: 1px solid rgba(252, 253, 255, 0.12);
}
.footer-brand img { width: 44px; height: 44px; border-radius: 8px; margin-bottom: 1rem; }
.footer-brand p { color: rgba(252, 253, 255, 0.65); max-width: 20rem; }
.footer-col h3 {
  font-size: 0.75rem;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  color: var(--gold);
  margin: 0 0 1rem;
}
.footer-col dl { margin: 0 0 1.25rem; }
.footer-col dt { color: rgba(252, 253, 255, 0.5); font-size: 0.8rem; margin-bottom: 0.25rem; }
.footer-col dd { margin: 0 0 1rem; }
.footer-col nav { display: flex; flex-direction: column; gap: 0.6rem; }
.footer-col nav button, .footer-col nav a {
  background: none; border: none; font-family: var(--font); font-size: 0.9rem;
  color: rgba(252, 253, 255, 0.85); text-align: left; cursor: pointer; padding: 0;
}
.footer-bottom {
  padding-top: 2rem;
  display: flex;
  flex-direction: column;
  gap: 1rem;
}
.footer-disclaimer { color: rgba(252, 253, 255, 0.5); font-size: 0.8rem; max-width: 60rem; }
.footer-disclaimer a { color: var(--gold); }
.footer-legal {
  display: flex;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 1rem;
  color: rgba(252, 253, 255, 0.5);
  font-size: 0.8rem;
}
.footer-legal a:hover { color: var(--white); }

@media (max-width: 900px) {
  .footer-grid { grid-template-columns: 1fr 1fr; }
}
@media (max-width: 560px) {
  .footer-grid { grid-template-columns: 1fr; }
  .main-nav { display: none; }
  .menu-toggle { display: inline-flex; }
}
@media (min-width: 561px) {
  .mobile-nav { display: none !important; }
}

/* Privacy page */
.privacy-header {
  position: relative;
  background: var(--white);
  border-bottom: 1px solid var(--border-light);
}
.privacy-header .container {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding-top: 1rem;
  padding-bottom: 1rem;
}
.back-link { display: inline-flex; align-items: center; gap: 0.5rem; font-weight: 500; color: var(--navy); }
.privacy-page main { padding-top: 3rem; }
.privacy-hero { max-width: 760px; margin-bottom: 2rem; }
.privacy-hero .eyebrow { margin-bottom: 1rem; }
.privacy-hero h1 { font-size: clamp(1.875rem, 3.5vw, 2.5rem); color: var(--navy); margin: 0 0 1rem; line-height: 1.2; }
.privacy-hero .meta { color: var(--muted); font-size: 0.95rem; }
.privacy-divider { border: none; border-top: 2px solid var(--navy); margin: 2rem 0 3rem; }
.privacy-body { max-width: 760px; padding-bottom: 5rem; }
.privacy-body h2 { color: var(--navy); font-size: 1.375rem; margin: 2.5rem 0 1rem; }
.privacy-body p, .privacy-body li { color: var(--muted); font-size: 1rem; line-height: 1.7; }
.privacy-body ul { padding-left: 1.25rem; }
.privacy-section-tag {
  font-size: 0.7rem;
  letter-spacing: 0.15em;
  font-weight: 700;
  color: var(--gold);
  margin-top: 2.5rem;
}
.privacy-footer {
  border-top: 1px solid var(--border-light);
  padding: 2rem 0;
  color: var(--muted);
  font-size: 0.9rem;
}