body {
  margin: 0;
  font-family: 'Montserrat', sans-serif;
  line-height: 1.6;
  background: black;
  color: #f4f4f9;
}

.page-wrapper {
  display: flex;
  min-height: 100vh;
  background: linear-gradient(135deg, #1a1a1a, #000000);
  position: relative;
}

/* Sol ve sağ alanların genişliği ve konumu */
.side-image {
  width: 200px;
  display: flex;
  flex-direction: column;
  justify-content: center;
  gap: 30px;
  padding: 2rem 0;
  align-items: center;
  margin-left: 20px;
  margin-right: 20px;
}

.side-image img {
  width: 160px;
  max-height: 160px;
  border-radius: 10px;
  opacity: 0.85;
  object-fit: cover;
  box-shadow: 0 4px 12px rgba(255, 0, 0, 0.3);
}

.site-content {
  flex-grow: 1;
  display: flex;
  flex-direction: column;
}

.container {
  max-width: 900px;
  margin: auto;
  padding: 2rem 1rem;
  background-color: rgba(20, 0, 0, 0.7);
  border-radius: 10px;
  box-shadow: 0 8px 16px rgba(120, 0, 0, 0.6);
}

header {
  text-align: center;
  padding: 4rem 1rem 2rem;
}

header h1 {
  margin: 0;
  font-size: 3rem;
  font-weight: 700;
  letter-spacing: 2px;
  color: #ff2e2e;
}

header p {
  margin-top: 0.5rem;
  font-style: italic;
  font-weight: 400;
  color: #ff4c4c;
}

nav {
  background-color: rgba(30, 0, 0, 0.85);
  box-shadow: 0 2px 10px rgba(255, 0, 0, 0.5);
  margin-bottom: 2rem;
  border-radius: 0 0 10px 10px;
}

nav ul {
  display: flex;
  justify-content: center;
  list-style: none;
  margin: 0;
  padding: 0;
}

nav li {
  margin: 0 1.5rem;
}

nav a {
  display: block;
  padding: 1rem 0;
  color: #ff9999;
  text-decoration: none;
  font-weight: 600;
  transition: color 0.3s ease;
  border-bottom: 3px solid transparent;
}

nav a:hover,
nav a:focus {
  color: #ff2e2e;
  border-bottom: 3px solid #ff2e2e;
}

nav a.active {
  color: #ff2e2e;
  border-bottom: 3px solid #ff2e2e;
}

main {
  flex-grow: 1;
}

section {
  margin-bottom: 3rem;
}

h2 {
  font-size: 2rem;
  border-bottom: 3px solid #ff2e2e;
  padding-bottom: 0.3rem;
  margin-bottom: 1.5rem;
  color: #ff4c4c;
}

#calismaButonlar {
  display: flex;
  gap: 10px;
  flex-wrap: wrap;
  margin-bottom: 1.5rem;
}

.calisma-btn {
  background-color: #330000;
  border: none;
  color: #ff4c4c;
  padding: 0.7rem 1.2rem;
  font-weight: 600;
  border-radius: 6px;
  cursor: pointer;
  transition: background-color 0.3s ease;
}

.calisma-btn:hover {
  background-color: #550000;
}

.calisma-btn.active {
  background-color: #ff2e2e;
  color: #fff;
}

#calismaIcerik img,
#calismaIcerik video {
  max-width: 100%;
  margin-top: 1rem;
  border-radius: 10px;
  box-shadow: 0 4px 12px rgba(255, 0, 0, 0.5);
}

#calismaIcerik video {
  display: block;
}

footer {
  text-align: center;
  padding: 2rem 1rem;
  background-color: rgba(30, 0, 0, 0.8);
  color: #cc6666;
  font-size: 0.9rem;
  border-radius: 10px 10px 0 0;
}

/* Mobil görünüm için ayarlamalar */
@media (max-width: 1000px) {
  .page-wrapper {
    flex-direction: column;
    align-items: center;
  }

  .side-image {
    display: none;
  }

  .container {
    padding: 1rem;
  }

  header h1 {
    font-size: 2rem;
  }

  h2 {
    font-size: 1.5rem;
  }
}