:root {
  font-family: system-ui, -apple-system, Segoe UI, Roboto, Arial, sans-serif;
}

body {
  margin: 0;
  background: radial-gradient(circle at top, #111827 0%, #0b0f17 60%);
  color: #e9eef7;
}

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

.container { max-width: 1050px; margin: 0 auto; padding: 18px; }

/* Header */
.site-header {
  position: sticky;
  top: 0;
  background: rgba(11,15,23,.92);
  backdrop-filter: blur(8px);
  border-bottom: 1px solid rgba(255,255,255,.08);
  box-shadow: 0 10px 26px rgba(0,0,0,.35);
  z-index: 50;
}

.header-row { display: flex; align-items: center; justify-content: space-between; gap: 18px; }

.brand { display: flex; align-items: center; gap: 10px; font-weight: 700; }

.logo { width: 34px; height: 34px; object-fit: contain; }

/* Nav */
.nav { display: flex; gap: 14px; align-items: center; }

.nav a {
  opacity: .85;
  padding: 8px 10px;
  border-radius: 10px;
  transition: background .15s ease, opacity .15s ease, transform .15s ease, border-color .15s ease;
}

.nav a:hover {
  opacity: 1;
  background: rgba(255,255,255,.06);
}

.nav a.active {
  opacity: 1;
  background: rgba(59,130,246,.16);
  border: 1px solid rgba(59,130,246,.35);
}

/* Buttons */
.btn {
  display: inline-block;
  padding: 10px 14px;
  border-radius: 10px;
  background: #3b82f6;
  color: white;
  font-weight: 600;
  border: 1px solid rgba(255,255,255,.12);
  transition: transform .15s ease, filter .15s ease;
  box-shadow: 0 8px 22px rgba(59,130,246,.25);
}

.btn.secondary { background: transparent; box-shadow: none; }

/*
.btn:hover {
  filter: brightness(1.05);
  transform: translateY(-1px);
} */

/* Layout spacing */
section { margin-bottom: 56px; }

.lead { opacity: .9; max-width: 70ch; }

/* Hero */
.hero {
  display: grid;
  grid-template-columns: 1.2fr 1fr;
  gap: 22px;
  align-items: center;
  padding: 22px 0;
}

.hero img {
  width: 100%;
  border-radius: 16px;
  border: 1px solid rgba(255,255,255,.10);
}

.hero-actions { display: flex; gap: 12px; margin-top: 12px; flex-wrap: wrap; }

/* Cards / Grids */
.cards {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 22px;
  margin-top: 26px;
}

/* Services page grid */
.grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
  gap: 26px;
  margin-top: 26px;
}

.card {
  background: rgba(255,255,255,0.05);
  border: 1px solid rgba(255,255,255,0.10);
  border-radius: 16px;
  padding: 20px;
  box-shadow: 0 6px 18px rgba(0,0,0,0.35);
  transition: transform .18s ease, box-shadow .18s ease, border-color .18s ease;
}

/*
.card:hover {
  transform: translateY(-5px);
  border-color: rgba(59,130,246,.5);
  box-shadow: 0 12px 32px rgba(0,0,0,0.55);
}*/

.card h2,
.card h3 {
  margin-top: 0;
  padding-bottom: 8px;
  border-bottom: 1px solid rgba(255,255,255,.08);
}

/* Lists */
.list li {
  margin: 10px 0;
  line-height: 1.6;
}

/* CTA row */
.cta-row {
  margin-top: 40px;
  display: flex;
  gap: 14px;
  flex-wrap: wrap;
}

/* Forms */
.form { display: grid; gap: 12px; max-width: 520px; }

input, textarea {
  width: 100%;
  padding: 10px 12px;
  border-radius: 12px;
  border: 1px solid rgba(255,255,255,.12);
  background: rgba(255,255,255,.04);
  color: #e9eef7;
}

label { display: grid; gap: 6px; }

/* Flash messages */
.flash-wrap { margin: 14px 0; display: grid; gap: 10px; }
.flash { padding: 10px 12px; border-radius: 12px; border: 1px solid rgba(255,255,255,.10); }
.flash.success { background: rgba(34,197,94,.15); }
.flash.error { background: rgba(239,68,68,.15); }

/* Footer */
.site-footer {
  border-top: 1px solid rgba(255,255,255,.08);
  margin-top: 28px;
  padding: 18px 0;
  opacity: .85;
}

@media (max-width: 900px) {
  .hero { grid-template-columns: 1fr; }
  .cards { grid-template-columns: 1fr; }
}