:root {
  --primary: #2ecc71;
  --primary-dark: #27ae60;
  --green: #2ecc71;
  --darker: #0a0a0a;
  --light: #ecf0f1;
  --gray: #95a5a6;
}

body {
  font-family: 'Poppins', sans-serif;
  background: var(--darker);
  color: var(--light);
  margin: 0;
  padding: 0;
}

header {
  background: linear-gradient(135deg, #1e1e1e, #222);
  padding: 2rem 1rem;
  text-align: center;
  border-bottom: 2px solid var(--primary);
}

h2 {
  margin: 0.5rem 0;
  color: var(--green);
}

h3 {
  margin: 0.5rem 0;
  color: var(--gray);
}

.main-nav {
  display: flex;
  justify-content: center;
  flex-wrap: wrap;
  gap: 0.75rem;
  margin-top: 1rem;
}

.main-nav a {
  color: var(--light);
  text-decoration: none;
  border: 1px solid rgba(255,255,255,0.12);
  padding: 0.65rem 1rem;
  border-radius: 999px;
  transition: background 0.2s, border-color 0.2s;
}

.main-nav a:hover {
  background: rgba(46,204,113,0.12);
  border-color: var(--primary);
}

.ad-slot {
  max-width: 1200px;
  margin: 1.5rem auto;
  min-height: 120px;
  border: 1px dashed rgba(255,255,255,0.18);
  border-radius: 18px;
  background: rgba(255,255,255,0.03);
}

.ad-banner {
  margin: 1.5rem auto 0;
  min-height: 100px;
  border-radius: 16px;
  background: linear-gradient(135deg, rgba(255,255,255,0.08), rgba(255,255,255,0.02));
  border: 1px solid rgba(255,255,255,0.12);
}

.kategori-grup {
  margin-bottom: 2rem;
}

.kategori-grup h3 {
  margin: 0 0 1rem;
  color: var(--primary);
  text-transform: uppercase;
  letter-spacing: 0.08em;
}

.ad-banner {
  margin: 1.5rem auto 0;
  padding: 1.25rem;
  border-radius: 16px;
  background: linear-gradient(135deg, rgba(255,255,255,0.08), rgba(255,255,255,0.02));
  border: 1px solid rgba(255,255,255,0.12);
  text-align: center;
  color: var(--light);
}

.ad-banner strong {
  color: var(--primary);
}

.logo {
  width: 100px;
  height: 100px;
  border-radius: 50%;
  border: 3px solid var(--primary);
}

section {
  padding: 2rem;
  max-width: 1200px;
  margin: 0 auto;
}

.oyunlar {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(200px, 1fr));
  gap: 1.5rem;
}


.oyun {
  background: #1e1e1e;
  border-radius: 10px;
  border: 1px solid #333;
  position: relative;
  transition: 0.3s;
}

.oyun:hover {
  transform: translateY(-5px);
  border-color: var(--primary);
}

.oyun a {
  color: var(--light);
  text-decoration: none;
  display: block;
  padding: 1.5rem;
  text-align: center;
}

.oyun-icon {
  font-size: 2.5rem;
  display: block;
  margin-bottom: 0.5rem;
}

.oyun-badge {
  position: absolute;
  top: 10px;
  right: 10px;
  background: var(--primary-dark);
  padding: 2px 6px;
  font-size: 0.7rem;
  border-radius: 4px;
}

footer {
  text-align: center;
  padding: 2rem;
  background: #1a1a1a;
  color: var(--gray);
}