/* Genel ayarlar */
body {
  margin: 0;
  font-family: Arial, sans-serif;
  line-height: 1.6;
  color: #333;
}

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

/* Header */
header {
  background: #222;
  color: #fff;
  padding: 15px 0;
}

header .logo {
  float: left;
  margin: 0;
  font-size: 24px;
}

header nav {
  float: right;
}

header ul {
  list-style: none;
  margin: 0;
  padding: 0;
}

header ul li {
  display: inline;
  margin-left: 20px;
}

header ul li a {
  color: #fff;
  text-decoration: none;
}

header::after {
  content: "";
  display: table;
  clear: both;
}

/* Hero */
.hero {
  background: url('https://picsum.photos/1920/1080?random=1') no-repeat center center/cover;
  height: 90vh;
  display: flex;
  align-items: center;
  justify-content: center;
  color: white;
  text-align: center;
}

.hero h2 {
  font-size: 48px;
}

.hero p {
  font-size: 20px;
  margin: 20px 0;
}

.btn {
  display: inline-block;
  padding: 10px 20px;
  background: #ff5722;
  color: #fff;
  text-decoration: none;
  border-radius: 5px;
}

/* Sections */
.section {
  padding: 60px 0;
}

.bg-light {
  background: #f4f4f4;
}

.grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
  gap: 20px;
}

.card {
  background: #fff;
  padding: 20px;
  border-radius: 8px;
  box-shadow: 0 2px 5px rgba(0,0,0,0.1);
}

.card h3 {
  margin-top: 0;
}

/* Footer */
footer {
  background: #222;
  color: #fff;
  text-align: center;
  padding: 15px 0;
}

.email {
  font-weight: bold;
  color: #ff5722;
  text-decoration: none;
}