/* RESET & BASE STYLES */
* {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

body {
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
  color: #2d3748;
  background-color: #f7fafc;
  line-height: 1.6;
}

.container {
  max-width: 1140px;
  margin: 0 auto;
  padding: 0 20px;
}

/* HEADER & LOGO FIT (Hintergrundfarbe an Logo angepasst) */
header {
  background-color: #f4f5f3; /* Logonun arka planındaki açık ton ile birebir aynı */
  border-bottom: 1px solid #e2e8f0;
  position: sticky;
  top: 0;
  z-index: 100;
  box-shadow: 0 2px 6px rgba(0,0,0,0.04);
}

.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 200px; /* Büyüyen logo için alan genişletildi */
}

.logo {
  display: flex;
  align-items: center;
  text-decoration: none;
}

.logo img {
  height: 200px; /* Logo rahat okunsun diye büyütüldü */
  width: auto;
  display: block;
  object-fit: contain;
  image-rendering: -webkit-optimize-contrast; /* Kenar keskinliği */
}

nav ul {
  display: flex;
  list-style: none;
  gap: 24px;
}

nav a {
  text-decoration: none;
  color: #1a202c;
  font-weight: 600;
  font-size: 1rem;
  transition: color 0.2s;
}

nav a:hover, nav a.active {
  color: #00875a;
}

/* HERO SECTION */
.hero {
  background: linear-gradient(135deg, #1a202c 0%, #2d3748 100%);
  color: white;
  text-align: center;
  padding: 55px 20px;
}

.hero h1 {
  font-size: 2.2rem;
  margin-bottom: 12px;
  font-weight: 700;
}

.hero p {
  font-size: 1.15rem;
  opacity: 0.9;
}

/* CONTENT & CARDS */
.content-section {
  padding: 40px 0 60px 0;
}

.card-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
  gap: 20px;
  margin-top: 25px;
}

.card {
  background: white;
  padding: 25px;
  border-radius: 10px;
  border: 1px solid #e2e8f0;
  text-align: center;
  box-shadow: 0 4px 6px rgba(0,0,0,0.02);
  display: flex;
  flex-direction: column;
  justify-content: space-between;
}

.card h3 {
  font-size: 1.25rem;
  margin-bottom: 10px;
  color: #1a202c;
}

.card p {
  font-size: 0.95rem;
  color: #4a5568;
  margin-bottom: 15px;
}

/* BUTTONS */
.btn {
  display: inline-block;
  background: #00875a;
  color: white;
  padding: 10px 20px;
  border-radius: 6px;
  text-decoration: none;
  font-weight: 600;
  transition: background 0.2s;
}

.btn:hover {
  background: #006644;
}

.btn-secondary {
  background: #ff6b00;
}

.btn-secondary:hover {
  background: #e05e00;
}

/* AFFILIATE CONTAINER */
.affiliate-container {
  background: white;
  border: 1px solid #e2e8f0;
  border-radius: 10px;
  padding: 40px 20px;
  margin: 30px 0;
  text-align: center;
}

/* FOOTER */
footer {
  background: #ffffff;
  border-top: 1px solid #e2e8f0;
  padding: 30px 0;
  margin-top: 40px;
  font-size: 0.85rem;
  color: #718096;
}

.footer-links {
  display: flex;
  justify-content: center;
  gap: 20px;
  margin-bottom: 15px;
}

.footer-links a {
  color: #4a5568;
  text-decoration: none;
  font-weight: 500;
}

.footer-links a:hover {
  text-decoration: underline;
}

.footer-disclaimer {
  font-size: 0.78rem;
  text-align: center;
  max-width: 800px;
  margin: 15px auto 0 auto;
  line-height: 1.4;
}