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

:root {
  --navy:     #0A1628;
  --navy-mid: #0F2040;
  --navy-light: #162D52;
  --amber:    #F0A500;
  --cyan:     #00D4FF;
  --white:    #FFFFFF;
  --off-white:#E8EDF5;
  --muted:    #7A8FB5;
  --surface:  #0D1E38;

  --font-display: 'Syne', sans-serif;
  --font-body:    'IBM Plex Sans', sans-serif;
}

html { scroll-behavior: smooth; }

body {
  background: var(--navy);
  color: var(--white);
  font-family: var(--font-body);
  font-size: 16px;
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}

/* ─── NAV ─────────────────────────────────── */
.site-nav {
  position: fixed;
  top: 0; left: 0; right: 0;
  z-index: 100;
  padding: 20px 48px;
  background: rgba(10, 22, 40, 0.85);
  backdrop-filter: blur(12px);
  border-bottom: 1px solid rgba(255,255,255,0.06);
}
.nav-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  max-width: 1200px;
  margin: 0 auto;
}
.nav-logo {
  font-family: var(--font-display);
  font-weight: 800;
  font-size: 22px;
  letter-spacing: -0.5px;
  color: var(--white);
}
.nav-tag {
  font-size: 12px;
  font-weight: 500;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--amber);
  background: rgba(240,165,0,0.1);
  border: 1px solid rgba(240,165,0,0.25);
  padding: 4px 10px;
  border-radius: 4px;
}

/* ─── HERO ─────────────────────────────────── */
.hero {
  position: relative;
  min-height: 100vh;
  display: flex;
  align-items: flex-end;
  padding: 120px 48px 80px;
  overflow: hidden;
}
.hero-bg {
  position: absolute;
  inset: 0;
  z-index: 0;
}
.hero-img {
  width: 100%; height: 100%;
  object-fit: cover;
  object-position: center;
  filter: brightness(0.45) saturate(0.8);
}
.hero-overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(
    to top,
    rgba(10,22,40,1) 0%,
    rgba(10,22,40,0.7) 40%,
    rgba(10,22,40,0.3) 100%
  );
}
.hero-content {
  position: relative;
  z-index: 1;
  max-width: 800px;
}
.hero-eyebrow {
  font-size: 11px;
  font-weight: 600;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--amber);
  margin-bottom: 24px;
}
.hero-headline {
  font-family: var(--font-display);
  font-size: clamp(52px, 7vw, 88px);
  font-weight: 800;
  line-height: 1.02;
  letter-spacing: -2px;
  color: var(--white);
  margin-bottom: 28px;
}
.hero-sub {
  font-size: 18px;
  font-weight: 300;
  color: var(--off-white);
  max-width: 560px;
  line-height: 1.65;
}

/* ─── METRICS ──────────────────────────────── */
.metrics-section {
  background: var(--navy-mid);
  border-top: 1px solid rgba(255,255,255,0.06);
  border-bottom: 1px solid rgba(255,255,255,0.06);
  padding: 48px 48px;
}
.metrics-grid {
  max-width: 1200px;
  margin: 0 auto;
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 1px;
  background: rgba(255,255,255,0.06);
}
.metric-card {
  background: var(--navy-mid);
  padding: 36px 32px;
  text-align: center;
}
.metric-value {
  font-family: var(--font-display);
  font-size: clamp(36px, 4vw, 52px);
  font-weight: 800;
  color: var(--amber);
  letter-spacing: -1px;
  margin-bottom: 8px;
}
.metric-label {
  font-size: 13px;
  font-weight: 500;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--muted);
}

/* ─── PORTFOLIO ────────────────────────────── */
.portfolio-section {
  padding: 100px 48px;
  max-width: 1200px;
  margin: 0 auto;
}
.section-header {
  margin-bottom: 64px;
}
.section-tag {
  font-size: 11px;
  font-weight: 600;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--cyan);
  margin-bottom: 16px;
}
.section-headline {
  font-family: var(--font-display);
  font-size: clamp(40px, 5vw, 64px);
  font-weight: 800;
  line-height: 1.05;
  letter-spacing: -1.5px;
  color: var(--white);
}
.portfolio-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 2px;
  background: rgba(255,255,255,0.04);
}
.product-card {
  background: var(--surface);
  padding: 36px 32px;
  transition: background 0.2s;
}
.product-card:hover { background: var(--navy-light); }
.product-category {
  font-size: 10px;
  font-weight: 600;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  color: var(--cyan);
  margin-bottom: 12px;
}
.product-name {
  font-family: var(--font-display);
  font-size: 20px;
  font-weight: 700;
  color: var(--white);
  margin-bottom: 12px;
  letter-spacing: -0.3px;
}
.product-desc {
  font-size: 14px;
  font-weight: 300;
  color: var(--muted);
  line-height: 1.6;
}

/* ─── INFRASTRUCTURE ───────────────────────── */
.infra-section {
  background: var(--navy-mid);
  padding: 100px 48px;
  border-top: 1px solid rgba(255,255,255,0.04);
}
.infra-layout {
  max-width: 1200px;
  margin: 0 auto;
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 80px;
  align-items: center;
}
.infra-headline {
  font-family: var(--font-display);
  font-size: clamp(36px, 4vw, 56px);
  font-weight: 800;
  line-height: 1.05;
  letter-spacing: -1px;
  color: var(--white);
  margin-bottom: 24px;
}
.infra-body {
  font-size: 16px;
  font-weight: 300;
  color: var(--off-white);
  line-height: 1.7;
  margin-bottom: 32px;
}
.infra-pills {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}
.pill {
  font-size: 12px;
  font-weight: 500;
  letter-spacing: 0.05em;
  color: var(--amber);
  background: rgba(240,165,0,0.08);
  border: 1px solid rgba(240,165,0,0.2);
  padding: 6px 12px;
  border-radius: 3px;
}
.infra-image-wrap {
  border-radius: 8px;
  overflow: hidden;
  aspect-ratio: 16/10;
}
.infra-img {
  width: 100%; height: 100%;
  object-fit: cover;
  display: block;
}

/* ─── CLOSING ──────────────────────────────── */
.closing-section {
  padding: 100px 48px;
  max-width: 1200px;
  margin: 0 auto;
}
.closing-inner {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 80px;
  align-items: center;
}
.closing-image-wrap {
  border-radius: 8px;
  overflow: hidden;
  aspect-ratio: 16/10;
}
.closing-img { width: 100%; height: 100%; object-fit: cover; display: block; }
.closing-headline {
  font-family: var(--font-display);
  font-size: clamp(36px, 4vw, 56px);
  font-weight: 800;
  line-height: 1.05;
  letter-spacing: -1px;
  color: var(--white);
  margin-bottom: 24px;
}
.closing-body {
  font-size: 16px;
  font-weight: 300;
  color: var(--off-white);
  line-height: 1.7;
}

/* ─── FOOTER ───────────────────────────────── */
.site-footer {
  border-top: 1px solid rgba(255,255,255,0.06);
  padding: 48px;
  background: var(--navy);
}
.footer-inner {
  max-width: 1200px;
  margin: 0 auto;
  display: flex;
  justify-content: space-between;
  align-items: flex-end;
  gap: 32px;
}
.footer-name {
  font-family: var(--font-display);
  font-size: 20px;
  font-weight: 800;
  color: var(--white);
  margin-bottom: 8px;
}
.footer-desc {
  font-size: 12px;
  color: var(--muted);
  line-height: 1.5;
}
.footer-meta {
  font-size: 12px;
  color: var(--muted);
  display: flex;
  gap: 8px;
  align-items: center;
  white-space: nowrap;
}

/* ─── RESPONSIVE ───────────────────────────── */
@media (max-width: 900px) {
  .site-nav { padding: 16px 24px; }
  .hero { padding: 100px 24px 60px; }
  .hero-headline { font-size: 44px; letter-spacing: -1px; }
  .hero-sub { font-size: 16px; }
  .metrics-grid { grid-template-columns: repeat(2, 1fr); }
  .portfolio-grid { grid-template-columns: 1fr; }
  .infra-layout, .closing-inner { grid-template-columns: 1fr; gap: 40px; }
  .infra-image-wrap, .closing-image-wrap { order: -1; }
  .portfolio-section, .infra-section, .closing-section { padding: 64px 24px; }
  .site-footer { padding: 32px 24px; }
  .footer-inner { flex-direction: column; align-items: flex-start; }
  .metrics-section { padding: 32px 24px; }
}
@media (max-width: 480px) {
  .metrics-grid { grid-template-columns: 1fr 1fr; }
  .metric-card { padding: 24px 16px; }
  .metric-value { font-size: 32px; }
}