 <style>
    * { box-sizing: border-box; margin: 0; padding: 0; font-family: 'Inter', sans-serif; }
    body { background-image: url("img/background.jpg"); color: #111827; line-height: 1.6; }
    header { background-color: #1f2937; padding: 1rem 2rem; color: #fff; }
    .container {
      max-width: 960px; margin: 2rem auto; padding: 2rem;
      background-color: #fff; border-radius: 0.75rem;
      box-shadow: 0 2px 10px rgba(0,0,0,0.1);
    }
    h2 { margin-bottom: 1rem; }
    label { display: block; margin: 0.75rem 0 0.25rem; }
    input[type="text"], input[type="file"], select {
      width: 100%; padding: 0.5rem; border: 1px solid #d1d5db;
      border-radius: 0.5rem;
    }
    button {
      margin-top: 1rem; padding: 0.5rem 1.5rem;
      background-color: #2563eb; color: #fff;
      border: none; border-radius: 0.5rem; cursor: pointer;
    }

    button2 {
      margin-top: 1rem; padding: 0.5rem 1.5rem;
      background-color: #dadada; color: #fff;
      border: none; border-radius: 0.5rem; cursor: pointer;
    }
    .search-page { text-align: center; padding: 5rem 2rem; }
    .search-input {
      width: 100%; max-width: 500px; padding: 1rem;
      font-size: 1.2rem; border-radius: 9999px; border: 1px solid #ccc;
    }
    .big-buttons {
      margin-top: 2rem; display: flex; justify-content: center; gap: 2rem;
    }
    .big-buttons button {
      font-size: 1.2rem; padding: 1rem 2rem; border-radius: 1rem;
      background-color: #10b981; color: white; border: none;
      cursor: pointer; box-shadow: 0 4px 12px rgba(0,0,0,0.1);
    }
    .key-list { margin-top: 2rem; }
    .key-item {
      padding: 1rem; border: 1px solid #e5e7eb; border-radius: 0.5rem;
      margin-bottom: 1rem; display: flex; justify-content: space-between; align-items: center;
    }
    .key-item button {
      margin-left: 0.5rem; background-color: #10b981;
    }
    .key-item .edit-btn { background-color: #f59e0b; }
    iframe {
      width: 100%; height: 500px; border: 1px solid #ccc; margin-top: 1rem;
    }
	.admin-header {
  display: flex;
  align-items: center;
  justify-content: space-between; /* Başlık sola, buton sağa */
  padding: 0px 100px;
      background: #ececec;
    max-height: 100px;
    color: white;
}

.button-wrapper {
  position: relative;
  display: inline-block;
}

.button-wrapper button {
  padding: 10px 20px;
  font-size: 27px;
  background-color: #28a745;
  color: white;
  border: none;
  border-radius: 5px;
  cursor: pointer;
}

.button-wrapper .badge {
  position: absolute;
  top: -6px;
  right: -6px;
  background-color: red;
  color: white;
  font-size: 10px;
  padding: 2px 5px;
  border-radius: 10px;
  font-weight: bold;
  box-shadow: 0 0 3px rgba(0, 0, 0, 0.3);
}
.btn-logout {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  background: #e74c3c;
  color: white;
  padding: 10px 18px;
  font-weight: 600;
  border-radius: 30px;
  box-shadow: 0 4px 8px rgba(231, 76, 60, 0.4);
  text-decoration: none;
  font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
  transition: background 0.3s ease, box-shadow 0.3s ease;
  user-select: none;
}

.btn-logout svg {
  transition: transform 0.3s ease;
}

.btn-logout:hover {
  background: #c0392b;
  box-shadow: 0 6px 12px rgba(192, 57, 43, 0.6);
}

.btn-logout:hover svg {
  transform: translateX(4px);
}


  </style>