* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

body {
  font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
  background: #0d1117;
  color: white;
  line-height: 1.6;
}

.container {
  max-width: 1100px;
  margin: auto;
  padding: 0 20px;
}

header {
  background: rgba(10, 10, 10, 0.95);
  backdrop-filter: blur(10px);
  position: sticky;
  top: 0;
  z-index: 1000;
  padding: 10px 40px;
  border-bottom: 1px solid #30363d;
}

.header-content {
  display: flex;
  justify-content: space-between; /* Logo en sola, menü en sağa */
  align-items: center;
  width: 100%;
}

.logo-img {
  height: 140px; /* Logo boyutu büyütüldü */
  width: auto;
  display: block;
  transition: transform 0.3s ease;
}

.logo-img:hover {
  transform: scale(1.05);
}

nav a {
  margin-left: 30px;
  color: #e6edf3;
  text-decoration: none;
  font-weight: 500;
  transition: color 0.3s;
}

nav a:hover {
  color: #00d4ff;
}

.hero {
  height: 85vh;
  display: flex;
  flex-direction: column;
  justify-content: center;
  align-items: center;
  text-align: center;
  background: radial-gradient(circle at center, #161b22 0%, #0d1117 100%);
}

.hero h2 {
  font-size: 3.5rem;
  margin-bottom: 15px;
  color: #00d4ff;
}

.about-text {
  max-width: 800px;
  margin: auto;
  text-align: center;
  color: #8b949e;
}

section { padding: 100px 20px; text-align: center; }

section h2 { margin-bottom: 50px; font-size: 2.5rem; color: #00d4ff; }

.cards {
  display: flex;
  justify-content: center;
  gap: 30px;
  flex-wrap: wrap;
}

.card {
  padding: 40px;
  background: #161b22;
  border: 1px solid #30363d;
  border-radius: 15px;
  width: 300px;
  transition: 0.3s;
}

.card:hover { border-color: #00d4ff; transform: translateY(-10px); }

.btn {
  padding: 15px 35px;
  background: #00d4ff;
  color: #000;
  text-decoration: none;
  border-radius: 50px;
  font-weight: bold;
  transition: 0.3s;
}

form {
  max-width: 500px;
  margin: auto;
  display: flex;
  flex-direction: column;
  gap: 15px;
}

input, textarea {
  width: 100%;
  padding: 15px;
  background: #0d1117;
  border: 1px solid #30363d;
  color: white;
  border-radius: 8px;
}

button {
  background: #00d4ff;
  color: #000;
  padding: 15px;
  border: none;
  border-radius: 8px;
  font-weight: bold;
  cursor: pointer;
}

.whatsapp {
  position: fixed;
  bottom: 30px;
  right: 30px;
  background: #25d366;
  color: white;
  padding: 15px 25px;
  border-radius: 50px;
  text-decoration: none;
  font-weight: bold;
  box-shadow: 0 5px 15px rgba(0,0,0,0.3);
}

@media (max-width: 768px) {
  header { padding: 10px 20px; }
  .header-content { flex-direction: column; gap: 10px; }
  .logo-img { height: 100px; }
}
/* Hizmet Detay Sayfaları İçin Ek Stiller */
.detail-page {
    padding: 60px 20px;
    text-align: center;
}

.service-hero h1 {
    font-size: 3rem;
    color: #00d4ff;
    margin-bottom: 20px;
}

.service-hero p {
    font-size: 1.2rem;
    color: #8b949e;
    max-width: 700px;
    margin: 0 auto 50px;
}

.content-grid {
    background: #161b22;
    padding: 40px;
    border-radius: 20px;
    border: 1px solid #30363d;
    max-width: 900px;
    margin: 0 auto;
    text-align: left;
}

.service-description h3 {
    color: #00d4ff;
    margin-bottom: 20px;
    font-size: 1.8rem;
}

.check-list {
    list-style: none;
    margin-top: 30px;
}

.check-list li {
    padding: 12px 0;
    border-bottom: 1px solid #30363d;
    color: #e6edf3;
}

.check-list li:before {
    content: "✓ ";
    color: #00d4ff;
    font-weight: bold;
    margin-right: 10px;
}

.action-area {
    margin-top: 50px;
}

@media (max-width: 768px) {
    .service-hero h1 { font-size: 2.2rem; }
    .content-grid { padding: 20px; }
}
/* Kart Linklerini Profesyonel Yapma */
.card-link {
    text-decoration: none; /* Alt çizgiyi kaldırır */
    color: white;         /* Rengi beyaz yapar */
    display: block;       /* Tüm kutunun tıklanabilir olmasını sağlar */
    transition: 0.3s;     /* Geçişleri yumuşatır */
}

.card-link:visited, 
.card-link:active, 
.card-link:link {
    color: white;         /* Tıklansa da tıklanmasa da rengi beyaz tutar */
    text-decoration: none;
}

/* Üzerine gelindiğinde hafif bir parlama veya efekt istersen */
.card-link:hover .card {
    border-color: #00d4ff; /* Kartın kenarlığını parlatır */
    transform: translateY(-5px); /* Kartı hafif yukarı kaldırır */
    box-shadow: 0 5px 15px rgba(0, 212, 255, 0.2); /* Hafif gölge ekler */
}
.whatsapp-left { 
    position: fixed; 
    bottom: 30px; 
    left: 30px; /* Butonu sola sabitler */
    background: #25d366; 
    color: white; 
    padding: 15px 25px; 
    border-radius: 50px; 
    text-decoration: none; 
    font-weight: bold; 
    z-index: 1001; 
    box-shadow: 0 4px 10px rgba(0,0,0,0.3); /* Hafif gölge ile şık durmasını sağlar */
    transition: 0.3s;
}

.whatsapp-left:hover {
    transform: translateY(-5px); /* Üzerine gelince hafif yukarı kalkar */
    background: #20b858;
}