:root {
  --bg: #06182c;
  --surface: #0c2744;
  --text: #eef4fb;
  --muted: #9eb4cc;
  --accent: #3db8e8;
  --border: rgba(255,255,255,0.12);
}

* { box-sizing: border-box; }
html, body { margin: 0; padding: 0; }
body {
  font-family: "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
  background: var(--bg);
  color: var(--text);
  line-height: 1.65;
}

a { color: var(--accent); text-decoration: none; }
a:hover { text-decoration: underline; }
img { max-width: 100%; display: block; }

.site-header {
  position: sticky;
  top: 0;
  z-index: 10;
  background: #ffffff;
  border-bottom: 1px solid #dde1e6;
  backdrop-filter: blur(8px);
}
.header-inner {
  max-width: 1100px;
  margin: 0 auto;
  padding: 18px 24px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
}
.logo img { height: 42px; width: auto; }
.main-nav { display: flex; gap: 24px; flex-wrap: wrap; }
.main-nav a {
  color: #5c6370;
  font-weight: 600;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  font-size: 0.85rem;
}
.main-nav a.active,
.main-nav a:hover { color: #0d1b2a; text-decoration: none; }

.hero {
  min-height: 52vh;
  display: flex;
  align-items: center;
  background-size: cover;
  background-position: center;
  padding: 80px 24px;
}
.hero-inner {
  max-width: 1100px;
  margin: 0 auto;
  width: 100%;
}
.hero-eyebrow {
  margin: 0 0 12px;
  font-size: 0.95rem;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--accent);
}
.hero h1 {
  margin: 0;
  font-size: clamp(2.5rem, 7vw, 4.5rem);
  letter-spacing: 0.08em;
  font-weight: 300;
}

.wrap {
  max-width: 1100px;
  margin: 0 auto;
  padding: 0 24px;
}
.section { padding: 56px 0; }
.page-head h1 {
  margin: 0 0 24px;
  font-size: 2rem;
  letter-spacing: 0.08em;
}

.filter-bar {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
}
.filter-bar button {
  border: 1px solid var(--border);
  background: transparent;
  color: var(--muted);
  padding: 8px 16px;
  border-radius: 999px;
  cursor: pointer;
  font: inherit;
}
.filter-bar button.active,
.filter-bar button:hover {
  color: var(--text);
  border-color: var(--accent);
  background: rgba(61,184,232,0.12);
}

.portfolio-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(220px, 1fr));
  gap: 28px;
}
.portfolio-item {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 12px;
  overflow: hidden;
  transition: transform 0.15s, border-color 0.15s;
}
.portfolio-item:hover {
  transform: translateY(-3px);
  border-color: rgba(61,184,232,0.45);
}
.portfolio-item a {
  display: block;
  color: inherit;
  text-decoration: none;
  padding: 24px;
  text-align: center;
}
.portfolio-item img {
  width: 120px;
  height: 120px;
  object-fit: contain;
  margin: 0 auto 16px;
}
.portfolio-item h3 {
  margin: 0;
  font-size: 1.05rem;
}
.region-tag {
  display: inline-block;
  margin-top: 8px;
  font-size: 0.8rem;
  color: var(--muted);
  letter-spacing: 0.04em;
  text-transform: uppercase;
}

.prose p,
.prose h2 {
  max-width: 820px;
}
.prose p {
  color: var(--muted);
  font-size: 1.05rem;
}
.prose h2 {
  margin-top: 32px;
  font-size: 1.35rem;
  line-height: 1.4;
  color: var(--text);
}

.contact-page h1 { margin-top: 0; }
.contact-block {
  margin-top: 28px;
  padding-top: 28px;
  border-top: 1px solid var(--border);
}
.contact-block h2 {
  margin: 0 0 8px;
  font-size: 1.1rem;
  color: var(--accent);
}

.company-layout {
  display: grid;
  grid-template-columns: 220px 1fr;
  gap: 40px;
  align-items: start;
}
.company-logo img {
  width: 180px;
  margin: 0 auto;
}
.company-copy h1 { margin: 8px 0 16px; }

.site-footer {
  border-top: 1px solid var(--border);
  padding: 28px 24px 40px;
  text-align: center;
  color: var(--muted);
  font-size: 0.92rem;
}

@media (max-width: 720px) {
  .header-inner { flex-direction: column; align-items: flex-start; }
  .company-layout { grid-template-columns: 1fr; }
  .hero { min-height: 40vh; padding: 56px 20px; }
  .section { padding: 40px 0; }
}