:root{
  --bg:#0f1115;
  --card:#171a21;
  --accent:#ff3c3c;
  --text:#f1f1f1;
  --muted:#888;
}

*{box-sizing:border-box;}

body{
  margin:0;
  font-family: 'Segoe UI', sans-serif;
  background:var(--bg);
  color:var(--text);
}

header{
  display:flex;
  justify-content:space-between;
  align-items:center;
  padding:20px 40px;
  background:rgba(0,0,0,0.6);
  backdrop-filter:blur(10px);
  position:sticky;
  top:0;
}

.logo{
  font-size:22px;
  font-weight:700;
  color:var(--accent);
}

nav a{
  margin-left:20px;
  text-decoration:none;
  color:var(--text);
  font-weight:500;
  transition:.3s;
}

nav a:hover{
  color:var(--accent);
}

.hero{
  padding:120px 20px;
  text-align:center;
  background:linear-gradient(135deg,#1b1f2a,#0f1115);
}

.hero h1{
  font-size:48px;
  margin-bottom:20px;
}

.hero p{
  color:var(--muted);
  max-width:600px;
  margin:auto;
}

.btn{
  display:inline-block;
  margin-top:30px;
  padding:12px 24px;
  background:var(--accent);
  color:white;
  border-radius:8px;
  text-decoration:none;
  transition:.3s;
}

.btn:hover{
  transform:scale(1.05);
}

section{
  padding:80px 20px;
  max-width:1100px;
  margin:auto;
}

.grid{
  display:grid;
  grid-template-columns:repeat(auto-fit,minmax(260px,1fr));
  gap:30px;
}

.card{
  background:var(--card);
  padding:25px;
  border-radius:16px;
  transition:.3s;
}

.card:hover{
  transform:translateY(-5px);
}

input,select{
  width:100%;
  padding:10px;
  margin:10px 0;
  background:#111;
  border:1px solid #333;
  color:white;
  border-radius:8px;
}

button{
  padding:12px;
  background:var(--accent);
  border:none;
  color:white;
  border-radius:8px;
  cursor:pointer;
  width:100%;
}

footer{
  padding:40px;
  text-align:center;
  color:var(--muted);
}