/* Reset and global */
*{
  margin:0;
  padding:0;
  box-sizing:border-box;
}

body{
  font-family:'Inter',sans-serif;
  line-height:1.6;
  color:#333;
}

.container{
  width:90%;
  max-width:1100px;
  margin:auto;
}

/* Header and navigation */
header{
  background:white;
  border-bottom:1px solid #eee;
  position:sticky;
  top:0;
  z-index:100;
}

nav{
  display:flex;
  justify-content:space-between;
  align-items:center;
  padding:20px 0;
}

nav ul{
  display:flex;
  gap:30px;
  list-style:none;
}

nav a{
  text-decoration:none;
  color:#333;
  font-weight:500;
}

/* Hero Section */
.hero{
  background:linear-gradient(135deg,#0f172a,#2563eb);
  color:white;
  padding:120px 20px;
  text-align:center;
}

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

.hero p{
  font-size:20px;
  opacity:0.9;
  margin-bottom:30px;
}

.btn{
  background:white;
  color:#2563eb;
  padding:14px 30px;
  border-radius:30px;
  text-decoration:none;
  font-weight:600;
}

/* Sections */
section{
  padding:80px 0;
}

.section-title{
  text-align:center;
  margin-bottom:50px;
  font-size:32px;
}

/* Services cards */
.services{
  display:grid;
  grid-template-columns:repeat(auto-fit,minmax(250px,1fr));
  gap:30px;
}

.card{
  background:white;
  padding:30px;
  border-radius:12px;
  box-shadow:0 5px 20px rgba(0,0,0,0.08);
}

.card h3{
  margin-bottom:15px;
}

/* About section */
.about{
  background:#f9fafb;
}

/* Contact */
.contact{
  text-align:center;
}

/* Footer */
footer{
  background:#0f172a;
  color:white;
  text-align:center;
  padding:30px;
  margin-top:40px;
}