:root {
  --bg: #0B1120;
  --card-bg: #111827;
  --section-bg: #0F172A;
  --primary: #3B82F6;
  --accent: #EF4444;
  --cyan: #06B6D4;
  --gold: #F59E0B;
  --white: #FFFFFF;
  --text-light: #94A3B8;
  --border: #1E293B;
}

body {
  background: var(--bg);
  color: var(--white);
}

::selection { background: var(--primary); color: var(--white); }
::-webkit-scrollbar-thumb { background: var(--primary); }

.top-nav {
  background: rgba(11,17,32,0.85);
  backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--border);
}
.top-nav.scrolled { background: rgba(11,17,32,0.95); }
.nav-logo span { color: var(--cyan); }
.nav-links a:hover { color: var(--cyan); }

.hero {
  background: linear-gradient(135deg,var(--bg) 0%,#0F1B3D 50%,var(--bg) 100%);
}
.hero::before {
  content:'';
  position:absolute;
  top:0; left:0;
  width:100%; height:100%;
  background: repeating-linear-gradient(0deg,transparent,transparent 30px,rgba(59,130,246,0.03) 30px,rgba(59,130,246,0.03) 31px),
              repeating-linear-gradient(90deg,transparent,transparent 30px,rgba(59,130,246,0.03) 30px,rgba(59,130,246,0.03) 31px);
  pointer-events:none;
}
.hero h1 {
  background: linear-gradient(135deg,var(--white),var(--primary));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}
.hero h1 span { -webkit-text-fill-color: var(--accent); }
.hero-slogan { color: var(--cyan); }

.service-card {
  background: rgba(17,24,39,0.6);
  backdrop-filter: blur(8px);
  border: 1px solid var(--border);
}
.service-card:hover { border-color: var(--cyan); box-shadow: 0 0 25px rgba(6,182,212,0.08), inset 0 0 25px rgba(6,182,212,0.03); }

.advantage-card {
  background: rgba(17,24,39,0.4);
  backdrop-filter: blur(6px);
  border: 1px solid var(--border);
}
.advantage-card:hover { border-color: var(--gold); }

.section-alt { background: var(--section-bg); }
.section-title h2 span { color: var(--cyan); }
.contact-info a { color: var(--primary); }
footer { border-top: 1px solid var(--border); }
footer a:hover { color: var(--primary); }