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

body {
  font-family: "Open Sans", sans-serif;
  display: flex;
  flex-direction: column;
  height: 100vh;
}

header {
  background-color: #333;
  color: white;
  padding: 10px 0;
}

header .container {
  display: flex;
  justify-content: space-between;
  align-items: center;
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 20px;
}

header .logo a {
  color: white;
  text-decoration: none;
  display: flex;
  align-items: center;
}

header .logo img {
  margin-right: 10px;
}

header .nav-list {
  list-style: none;
  display: flex;
  gap: 20px;
}

header .nav-list a {
  color: white;
  text-decoration: none;
}

header .hamburger-menu {
  display: none;
  background: none;
  border: none;
  color: white;
  font-size: 24px;
  cursor: pointer;
}

main {
  display: flex;
  flex: 1;
  overflow: hidden;
}

.sidebar {
  width: 300px;
  color: white;
  background-color: #2c3e50;
  padding: 20px;
  height: 100vh;
  overflow-y: auto;
   transition: left 0.4s ease-in-out;
}

.sidebar h2 {
  font-size: 1.5rem;
  margin-bottom: 15px;
}

.sidebar ul {
  list-style: none;
  padding: 0;
}

.sidebar ul li {
  padding: 10px;
  border-bottom: 1px solid rgba(255, 255, 255, 0.2);
  cursor: pointer;
}

.sidebar ul li:hover {
  background-color: #34495e;
}

.main-content {
  flex: 1;
  padding: 20px;
  overflow-y: auto;
}

.main-content h1 {
  margin-bottom: 20px;
}

.iframe-container {
  width: 100%;
  min-height: 80vh;
  height: calc(100vh - 100px);
  max-width: 100%;
  border: none;
  overflow: hidden;
  display: block;
}

.close-sidebar {
  display: none; 
  background: none;
  border: none;
  color: white;
  font-size: 24px;
  cursor: pointer;
  position: absolute;
  top: 10px;
  right: 10px;
}

@media (max-width: 768px) {
  header .nav-list {
    display: none;
  }

  header .hamburger-menu {
    display: block;
  }

  .sidebar {
    position: fixed;
    top: 0;
    left: -300px; 
    width: 250px;
    z-index: 1000;
  }

  .sidebar.active {
    left: 0;
  }

  .close-sidebar {
    display: block;
  }

  main {
    margin-left: 0;
  }
}