:root{
  --bg:#0b0f14;
  --bg2:#0f1620;
  --card:#111a25cc;
  --text:#e8eef6;
  --muted:#b6c3d6;
  --line:#223246;
  --accent:#6ee7ff;
  --accent2:#8bffb0;
  --shadow: 0 10px 35px rgba(0,0,0,.35);
  --radius: 18px;
}

*{box-sizing:border-box}
html,body{margin:0;padding:0;font-family:system-ui,-apple-system,Segoe UI,Roboto,Arial,sans-serif;color:var(--text);background:var(--bg)}
a{color:inherit;text-decoration:none}
.container{width:min(1100px,92%);margin:0 auto}

.header
{.header::before{
  content:"";
  position:absolute;
  inset:0;
  background:rgba(11,15,20,.75);
}
.header > *{
  position:relative;
}

  background:
    url("logo.png") center/600px no-repeat,
    radial-gradient(1200px 700px at 20% 10%, rgba(110,231,255,.18), transparent 60%),
    radial-gradient(900px 500px at 85% 20%, rgba(139,255,176,.14), transparent 60%),
    linear-gradient(180deg, #0b0f14 0%, #0b0f14 40%, #0d131c 100%);
  border-bottom:1px solid var(--line);
}

  display:flex;align-items:center;justify-content:space-between;
  padding:18px 0;
  gap:16px;
}
.brand{display:flex;align-items:center;gap:12px}
.logo{
  width:44px;height:44px;border-radius:14px;
  display:grid;place-items:center;
  background:linear-gradient(135deg, rgba(110,231,255,.28), rgba(139,255,176,.22));
  border:1px solid rgba(110,231,255,.25);
  box-shadow: var(--shadow);
  font-weight:800;
}
.brand-name{font-weight:800;letter-spacing:.2px}
.brand-tag{font-size:13px;color:var(--muted);margin-top:2px}

.menu{display:flex;align-items:center;gap:18px}
.menu a{font-size:14px;color:var(--muted)}
.menu a:hover{color:var(--text)}
.btn{
  display:inline-block;
  padding:12px 16px;
  border-radius:14px;
  background:linear-gradient(135deg, rgba(110,231,255,.28), rgba(139,255,176,.18));
  border:1px solid rgba(110,231,255,.25);
  box-shadow: var(--shadow);
  font-weight:700;
}
.btn:hover{transform:translateY(-1px)}
.btn-ghost{
  background:transparent;
  border:1px solid rgba(182,195,214,.25);
  box-shadow:none;
}
.btn-small{padding:10px 14px;border-radius:12px}

.hero{padding:48px 0 54px}
.hero h1{font-size:clamp(34px,4vw,54px);line-height:1.05;margin:0 0 12px}
.hero p{color:var(--muted);font-size:18px;line-height:1.55;margin:0 0 18px;max-width:720px}
.hero-cta{display:flex;flex-wrap:wrap;gap:12px;margin-top:16px}

.hero-cards{
  margin-top:34px;
  display:grid;
  grid-template-columns:repeat(3, 1fr);
  gap:14px;
}
.card{
  background:var(--card);
  border:1px solid rgba(182,195,214,.16);
  border-radius:var(--radius);
  padding:16px 16px;
  box-shadow: var(--shadow);
  backdrop-filter: blur(10px);
}
.card-title{font-weight:800;margin-bottom:6px}
.card-text{color:var(--muted);font-size:14px;line-height:1.4}

.section{padding:60px 0;border-bottom:1px solid var(--line)}
.section.alt{background:var(--bg2)}
.section h2{font-size:28px;margin:0 0 8px}
.subhead{color:var(--muted);margin:0 0 22px}

.grid{
  display:grid;
  grid-template-columns:repeat(3, 1fr);
  gap:14px;
}
.service{
  background:rgba(17,26,37,.55);
  border:1px solid rgba(182,195,214,.16);
  border-radius:var(--radius);
  padding:18px;
}
.service h3{margin:0 0 8px;font-size:17px}
.service p{margin:0;color:var(--muted);line-height:1.5}

.split{
  display:grid;
  grid-template-columns: 1.2fr .8fr;
  gap:18px;
  align-items:start;
}
.list{margin:0;padding-left:18px;color:var(--muted);line-height:1.8}
.panel{
  background:rgba(17,26,37,.55);
  border:1px solid rgba(182,195,214,.16);
  border-radius:var(--radius);
  padding:18px;
  box-shadow: var(--shadow);
}
.panel-title{font-weight:800;margin-bottom:8px}
.panel-text{color:var(--muted);line-height:1.55;margin:0 0 10px}
.panel-note{font-size:13px;color:var(--muted);opacity:.9}

.contact{background:linear-gradient(180deg, var(--bg) 0%, #0d141e 100%)}
.contact-grid{
  display:grid;
  grid-template-columns: 1.2fr .8fr;
  gap:16px;
  align-items:start;
}
.form{
  background:rgba(17,26,37,.55);
  border:1px solid rgba(182,195,214,.16);
  border-radius:var(--radius);
  padding:18px;
}
label{display:block;font-size:13px;color:var(--muted);margin-bottom:12px}
input,textarea{
  width:100%;
  margin-top:6px;
  padding:12px 12px;
  border-radius:14px;
  border:1px solid rgba(182,195,214,.18);
  background:rgba(10,14,20,.7);
  color:var(--text);
  outline:none;
}
input:focus,textarea:focus{border-color:rgba(110,231,255,.45)}
.fine{margin:12px 0 0;color:var(--muted);font-size:13px}
.fine a{text-decoration:underline}

.contact-card{
  background:rgba(17,26,37,.55);
  border:1px solid rgba(182,195,214,.16);
  border-radius:var(--radius);
  padding:18px;
  box-shadow: var(--shadow);
}
.contact-title{font-weight:800;margin-bottom:10px}
.contact-item{color:var(--muted);margin:8px 0}
.contact-item span{color:var(--text);font-weight:700;margin-right:8px}
.contact-tip{margin-top:12px;color:var(--muted);font-size:13px}

.footer{padding:22px 0}
.footer-inner{display:flex;align-items:center;justify-content:space-between;gap:12px;color:var(--muted);font-size:13px}
.footer-links{display:flex;gap:14px}
.footer-links a:hover{color:var(--text)}

@media (max-width: 900px){
  .menu{display:none}
  .hero-cards{grid-template-columns:1fr}
  .grid{grid-template-columns:1fr}
  .split{grid-template-columns:1fr}
  .contact-grid{grid-template-columns:1fr}
}