body {
  margin: 0;
  font-family: 'Inter', system-ui, -apple-system, 'Segoe UI', sans-serif;
  background: radial-gradient(circle at 30% 10%, #1e293b 0%, #0b111a 100%);
  color: #e5e7eb;
  min-height: 100vh;
}
a { cursor: pointer; }

/* header */
.vx-header {
  width: 100%;
  position: fixed;
  top: 0;
  left: 0;
  background: rgba(11, 16, 22, 0.4);
  backdrop-filter: blur(14px);
  border-bottom: 1px solid rgba(255, 255, 255, 0.02);
  z-index: 50;
}
.vx-container {
  max-width: 1180px;
  margin: 0 auto;
  padding: 0.6rem 1.4rem;
  display: flex;
  align-items: center;
  justify-content: space-between;
}
.vx-logo img {
  height: 40px;
  display: block;
}
.vx-nav a {
  color: #e5e7eb;
  text-decoration: none;
  margin-left: 1.1rem;
  font-size: 0.9rem;
  transition: opacity 0.2s ease;
}
.vx-nav a:hover {
  opacity: 0.7;
}

/* footer */
footer {
  text-align: center;
  color: #7d8590;
  font-size: 0.8em;
  padding: 30px 0 25px;
  margin-top: 40px;
}
footer .social {
  margin-top: 8px;
  font-size: 0.8em;
  color: rgba(173,183,197,0.7);
}
footer .social a {
  color: #58a6ff;
  text-decoration: none;
  margin: 0 8px;
}
footer .social a:hover {
  color: #93c5fd;
}

/* content */
.hero {
  text-align: center;
  padding-top: 110px;
  padding-bottom: 35px;
}
.hero img.logo-hero {
  height: 90px;
  margin-bottom: 25px;
}
.hero .tagline {
  color: #a9b3c1;
  letter-spacing: 2px;
  text-transform: uppercase;
  font-weight: 300;
  margin-bottom: 15px;
}
.hero .description {
  max-width: 460px;
  margin: 0 auto 35px;
  line-height: 1.6;
  color: rgba(229,231,235,0.75);
}
.buttons {
  display: flex;
  gap: 20px;
  justify-content: center;
  flex-wrap: wrap;
}
.btn {
  background: #1d4ed8;
  color: #fff;
  text-decoration: none;
  padding: 12px 30px;
  border-radius: 30px;
  font-weight: 500;
  transition: background 0.25s ease, transform 0.25s ease;
}
.btn:hover {
  background: #2563eb;
  transform: translateY(-2px);
}
.btn.secondary { background: #0ea5e9; }

.section-wrapper {
  max-width: 1180px;
  margin: 0 auto;
  padding: 20px 1.4rem 0;
}
.section-title {
  font-size: 1.6rem;
  margin-bottom: 8px;
  color: #fff;
}
.section-subtitle {
  color: rgba(229,231,235,0.55);
  margin-bottom: 26px;
  max-width: 720px;
}
.grid-cards {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(230px, 1fr));
  gap: 20px;
}
.card {
  background: rgba(255,255,255,0.03);
  border-radius: 14px;
  overflow: hidden;
  box-shadow: 0 0 20px rgba(0,0,0,0.3);
  transition: transform 0.3s ease, box-shadow 0.3s ease;
}
.card:hover {
  transform: translateY(-4px);
  box-shadow: 0 0 25px rgba(50,150,255,0.25);
}
.card img {
  width: 100%;
  height: 160px;
  object-fit: cover;
  display: block;
}
.card-body {
  padding: 16px 18px 20px;
}
.card-body h3 {
  margin: 0 0 6px;
  color: #fff;
  font-size: 1em;
}
.card-body p {
  margin: 0;
  color: rgba(224,228,234,0.65);
  font-size: 0.85em;
  line-height: 1.5;
}

.service-gallery {
  display: grid;
  grid-template-columns: repeat(auto-fit,minmax(260px, 1fr));
  gap: 25px;
  margin-bottom: 40px;
}
.service-card {
  background: rgba(255,255,255,0.03);
  border-radius: 14px;
  overflow: hidden;
}
.service-card img {
  width: 100%;
  height: 180px;
  object-fit: cover;
  display: block;
}
.service-card .service-body {
  padding: 18px 18px 20px;
}
.service-card .service-body h3 {
  margin: 0 0 6px;
  color: #fff;
  font-size: 1rem;
}
.service-card .service-body p {
  margin: 0;
  color: rgba(224,228,234,0.65);
  font-size: 0.85rem;
  line-height: 1.5;
}