@import url('https://fonts.googleapis.com/css2?family=Inter+Tight:wght@300;400;500;600;700;800&family=Open+Sans:wght@300;400;500;600;700;800&display=swap');

:root {
  --oe-blue: #0038AE;
  --oe-blue-deep: #001E5C;
  --oe-blue-soft: #1F4FC6;
  --oe-orange: #FF6A00;
  --oe-orange-deep: #D95800;
  --oe-orange-warm: #FFB347;
  --oe-cyan: #00D4FF;
  --oe-green: #00FF94;
  --oe-gray: #77797A;
  --oe-black: #07090C;

  --bg: var(--oe-black);
  --bg-elev: #0E1116;
  --bg-card: rgba(255,255,255,0.03);
  --fg: #FFFFFF;
  --fg-muted: rgba(255,255,255,0.62);
  --fg-dim: rgba(255,255,255,0.38);
  --border: rgba(255,255,255,0.10);
  --border-strong: rgba(255,255,255,0.18);
  --accent: var(--oe-orange);

  --container-px: clamp(24px, 4vw, 80px);
  --section-py: 160px;
  --gap-md: 48px;

  --font-display: 'Inter Tight', system-ui, sans-serif;
  --font-body: 'Inter Tight', system-ui, sans-serif;
}

* { box-sizing: border-box; margin: 0; padding: 0; }
html { overflow-x: hidden; scroll-behavior: smooth; }
body {
  background: var(--bg);
  color: var(--fg);
  font-family: var(--font-body);
  font-size: 16px;
  line-height: 1.55;
  overflow-x: hidden;
  -webkit-font-smoothing: antialiased;
}
a { color: inherit; text-decoration: none; }
button { font: inherit; color: inherit; background: none; border: 0; cursor: pointer; }
img, svg, canvas { display: block; max-width: 100%; }
::selection { background: var(--oe-orange); color: white; }

.container { width: 100%; padding-inline: var(--container-px); margin-inline: auto; max-width: 1680px; }
section { padding-block: var(--section-py); position: relative; }

/* ---------- Nav (same as home) ---------- */
.nav {
  position: fixed;
  top: 0; left: 0; right: 0;
  z-index: 100;
  padding: 18px var(--container-px);
  display: flex;
  align-items: center;
  justify-content: space-between;
  transition: background .3s ease, backdrop-filter .3s ease, border-color .3s;
  border-bottom: 1px solid transparent;
}
.nav.scrolled {
  background: color-mix(in srgb, var(--bg) 75%, transparent);
  backdrop-filter: blur(20px);
  border-bottom-color: var(--border);
}
.nav-logo { display: flex; align-items: center; gap: 10px; }
.nav-logo img { height: 32px; width: auto; flex-shrink: 0; display: block; }
.nav-links { display: flex; gap: 36px; font-family: var(--font-display); font-weight: 400; font-size: 14px; }
.nav-links a { position: relative; color: var(--fg-muted); transition: color .2s; }
.nav-links a:hover, .nav-links a.is-active { color: var(--fg); }
.nav-links a.is-active::after {
  content: ""; position: absolute; left: 0; right: 0; bottom: -6px;
  height: 2px; background: var(--oe-orange);
}
.nav-actions { display: flex; align-items: center; gap: 14px; }
.lang-switch { display: inline-flex; border: 1px solid var(--border-strong); border-radius: 999px; padding: 3px; font-family: var(--font-display); font-size: 12px; font-weight: 500; }
.lang-switch button { padding: 5px 12px; border-radius: 999px; color: var(--fg-muted); }
.lang-switch button.active { background: var(--fg); color: var(--bg); }
@media (max-width: 920px) { .nav-links { display: none; } }

/* ---------- Buttons ---------- */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  padding: 14px 22px;
  border-radius: 999px;
  font-family: var(--font-display);
  font-weight: 500;
  font-size: 14px;
  letter-spacing: -0.005em;
  transition: transform .25s cubic-bezier(.2,.8,.2,1), background .2s, color .2s, border-color .2s;
  white-space: nowrap;
}
.btn:hover { transform: translateY(-1px); }
.btn-primary { background: var(--oe-orange); color: white; }
.btn-primary:hover { background: var(--oe-orange-deep); }
.btn-ghost { border: 1px solid var(--border-strong); color: var(--fg); background: transparent; }
.btn-ghost:hover { background: var(--fg); color: var(--bg); border-color: var(--fg); }
.btn-arrow { width: 14px; height: 14px; display: inline-block; position: relative; }
.btn-arrow::before, .btn-arrow::after { content: ""; position: absolute; background: currentColor; }
.btn-arrow::before { top: 50%; left: 0; right: 2px; height: 1.5px; transform: translateY(-50%); }
.btn-arrow::after { right: 0; top: 50%; width: 7px; height: 7px; border-top: 1.5px solid currentColor; border-right: 1.5px solid currentColor; transform: translateY(-50%) rotate(45deg); background: none; }

/* ---------- Typography ---------- */
.eyebrow {
  font-family: var(--font-display);
  font-size: 11px;
  font-weight: 500;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--fg-muted);
  display: inline-flex;
  align-items: center;
  gap: 10px;
}
.eyebrow::before { content: ""; width: 24px; height: 1px; background: currentColor; display: inline-block; }
.eyebrow em { color: var(--oe-orange); font-style: normal; }

/* ---------- Hero (interior) ---------- */
.svc-hero {
  padding: 200px var(--container-px) 120px;
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--gap-md);
  align-items: end;
  border-bottom: 1px solid var(--border);
}
.svc-hero h1 {
  font-family: var(--font-display);
  font-weight: 500;
  font-size: clamp(48px, 7.5vw, 128px);
  line-height: 0.94;
  letter-spacing: -0.035em;
  text-wrap: balance;
}
.svc-hero .lede {
  color: var(--fg-muted);
  font-size: clamp(16px, 1.1vw, 19px);
  line-height: 1.55;
  max-width: 56ch;
  text-align: justify;
  hyphens: auto;
}
.svc-hero .lede + .btn { margin-top: 32px; }
@media (max-width: 880px) { .svc-hero { grid-template-columns: 1fr; padding-top: 140px; } }

/* ---------- KPIs strip ---------- */
.svc-kpis {
  border-top: 1px solid var(--border);
  border-bottom: 1px solid var(--border);
  padding-block: 80px;
}
.svc-kpi-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 32px;
  align-items: start;
}
.svc-kpi .num {
  font-family: var(--font-display);
  font-weight: 500;
  font-size: clamp(40px, 4.5vw, 72px);
  letter-spacing: -0.03em;
  color: var(--oe-orange);
  line-height: 1;
}
.svc-kpi .lab {
  font-family: var(--font-display);
  font-size: 12px;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--fg-muted);
  margin-top: 18px;
  max-width: 22ch;
  line-height: 1.4;
}
@media (max-width: 880px) { .svc-kpi-grid { grid-template-columns: repeat(2, 1fr); } }

/* ---------- Section header ---------- */
.svc-head {
  display: grid;
  grid-template-columns: 1fr 1.2fr;
  gap: var(--gap-md);
  margin-bottom: var(--gap-md);
  align-items: end;
}
.svc-head h2 {
  font-family: var(--font-display);
  font-weight: 500;
  font-size: clamp(32px, 4vw, 64px);
  line-height: 0.98;
  letter-spacing: -0.03em;
  text-wrap: balance;
}
.svc-head .lede { color: var(--fg-muted); font-size: clamp(16px, 1.05vw, 18px); max-width: 52ch; text-align: justify; hyphens: auto; }
@media (max-width: 880px) { .svc-head { grid-template-columns: 1fr; } }

/* ---------- Footer ---------- */
.footer { background: var(--oe-black); color: white; padding: 80px var(--container-px) 32px; border-top: 1px solid rgba(255,255,255,0.08); }
.footer-grid { display: grid; grid-template-columns: 2fr 1fr 1fr 1fr 1fr; gap: 48px; margin-bottom: 80px; }
.footer-brand img { height: 36px; margin-bottom: 24px; }
.footer-brand p { color: rgba(255,255,255,0.5); font-size: 14px; max-width: 28ch; }
.footer-col h4 { font-family: var(--font-display); font-size: 11px; letter-spacing: 0.18em; text-transform: uppercase; color: rgba(255,255,255,0.5); margin-bottom: 18px; font-weight: 500; }
.footer-col a { display: block; font-size: 14px; color: rgba(255,255,255,0.85); padding: 6px 0; transition: color .2s; }
.footer-col a:hover { color: var(--oe-orange); }
.footer-bottom { border-top: 1px solid rgba(255,255,255,0.08); padding-top: 32px; display: flex; justify-content: space-between; align-items: center; font-size: 12px; color: rgba(255,255,255,0.45); font-family: var(--font-display); }
@media (max-width: 1080px) { .footer-grid { grid-template-columns: 1fr 1fr; } }

/* ---------- Final CTA ---------- */
.svc-cta {
  background: var(--oe-blue);
  padding: 160px var(--container-px);
}
.svc-cta h2 {
  font-family: var(--font-display);
  font-weight: 500;
  font-size: clamp(40px, 5vw, 96px);
  line-height: 0.96;
  letter-spacing: -0.035em;
  color: white;
  text-wrap: balance;
  max-width: 24ch;
}
.svc-cta-actions { display: flex; gap: 16px; margin-top: 48px; flex-wrap: wrap; }
.svc-cta .btn-primary { background: white; color: var(--oe-blue); }
.svc-cta .btn-primary:hover { background: var(--oe-orange); color: white; }
.svc-cta .btn-ghost { border-color: rgba(255,255,255,0.4); color: white; }

/* ---------- Project cards (reused) ---------- */
.svc-projects {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
}
.svc-proj-card {
  border: 1px solid var(--border);
  border-radius: 4px;
  overflow: hidden;
  background: var(--bg-card);
  transition: border-color .3s;
}
.svc-proj-card:hover { border-color: var(--border-strong); }
.svc-proj-img { aspect-ratio: 4 / 3; background-size: cover; background-position: center; }
.svc-proj-meta { padding: 20px; }
.svc-proj-meta h3 { font-family: var(--font-display); font-weight: 500; font-size: 18px; letter-spacing: -0.015em; }
.svc-proj-meta .cat { font-family: var(--font-display); font-size: 10px; letter-spacing: 0.18em; text-transform: uppercase; color: var(--oe-orange); margin-top: 8px; }
.svc-proj-meta .loc { font-family: var(--font-display); font-size: 12px; color: var(--fg-muted); margin-top: 6px; letter-spacing: 0.05em; text-transform: uppercase; }
@media (max-width: 880px) { .svc-projects { grid-template-columns: 1fr; } }