/* General Styling */
body {
    margin: 0;
    font-family: Arial, sans-serif;
    background-color: #f7f9fc;
    display: flex;
}

/* Navigation Bar */
.navbar {
    background-color: #2c3e50;
    color: #ecf0f1;
    width: 250px;
    display: flex;
    flex-direction: column;
    padding: 10px;
    position: fixed;
    left: 0;
    height: 100%;
}

.menu {
    list-style: none;
    padding: 0;
    margin: 0;
}

.menu li {
    margin: 10px 0;
}

.menu li a {
    text-decoration: none;
    color: #ecf0f1;
    display: block;
    padding: 10px 20px;
}

.menu li a:hover {
    background-color: #34495e;
}

/* Main Content */
.main-content {
    flex-grow: 1;
    margin-left: 250px;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    height: 100vh;
}

h1 {
    font-size: 32px;
    font-weight: bold;
    color: #2c3e50;
    text-align: center;
    background-color: #ffffff;
    padding: 10px 20px;
    border-radius: 8px;
    box-shadow: 0 4px 6px rgba(0, 0, 0, 0.1);
    margin-bottom: 20px;
}

.graph-wrapper {
    width: 90%;
    max-width: 1200px;
    background-color: #f7f9fc;
    padding: 20px;
    border-radius: 12px;
    box-shadow: 0 4px 6px rgba(0, 0, 0, 0.1);
    display: flex;
    justify-content: center;
    align-items: center;
}

.graph-container {
    position: relative;
    width: 100%;
    max-width: 1000px;
    aspect-ratio: 2;
}

/* Node Styling */
.node {
    position: absolute;
    width: 100px;
    height: 100px;
    display: flex;
    justify-content: center;
    align-items: center;
    background-color: #ffffff;
    border-radius: 50%;
    box-shadow: 0 4px 8px rgba(0, 0, 0, 0.2);
    cursor: pointer;
    transition: transform 0.3s ease, box-shadow 0.3s ease, background-color 0.3s ease;
}

.node:hover {
    transform: scale(1.1);
    box-shadow: 0 6px 12px rgba(0, 0, 0, 0.3);
}

.node svg {
    position: absolute;
    width: 100%;
    height: 100%;
    transform: rotate(-90deg);
}

.node circle {
    fill: none;
    stroke-width: 6;
}

.background-circle {
    stroke: #e0e0e0;
}

.progress-circle {
    stroke-dasharray: 315; /* Total circumference of the circle (2 * π * r) */
    stroke-dashoffset: 315;
    transition: stroke-dashoffset 0.6s ease;
}

/* Connecting Lines */
svg {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    pointer-events: none;
}

path {
    stroke: #888;
    stroke-width: 4; /* Thicker lines for better visibility */
    fill: none;
    opacity: 1;
}

.container {
    display: flex;
    height: 100vh;
    width: 100%;
  }
  
  /* Navigation Bar */
  .navbar {
    background-color: #2c3e50;
    color: #ecf0f1;
    width: 250px; /* Fixed width for expanded state */
    transition: width 0.3s ease;
    overflow: hidden;
    display: flex;
    flex-direction: column;
    position: fixed; /* Fix the navbar's position to prevent resizing issues */
    height: 100%; /* Ensure it covers the full height */
  }
  
  .navbar.collapsed {
    width: 50px; /* Fixed width for collapsed state */
  }
  
  /* Menu Items */
  .menu {
    list-style: none;
    padding: 0;
    margin: 0;
    flex-grow: 1;
  }
  
  .menu li {
    margin: 10px 0;
  }
  
  .menu li a {
    text-decoration: none;
    color: #ecf0f1;
    display: block;
    padding: 10px 20px;
    white-space: nowrap;
  }
  
  .menu li a:hover {
    background-color: #34495e;
  }
  
  
  .navbar.collapsed .menu {
    display: none; /* Hide menu when collapsed */
  }
  
  /* Content Alignment */
  .main-content {
    margin-left: 250px; /* Match the width of the expanded navbar */
    transition: margin-left 0.3s ease;
  }
  
  
  .navbar.collapsed + .main-content {
    margin-left: 50px; /* Match the width of the collapsed navbar */
  } 
  
  
  /* Toggle Button Styling */
  .toggle-btn {
  background-color: #34495e; /* Dark grey background for the button */
  color: #ecf0f1; /* Light text color */
  font-size: 24px; /* Increase size for better visibility */
  border: none;
  border-radius: 4px; /* Rounded corners for aesthetics */
  cursor: pointer;
  margin: 10px auto; /* Center the button */
  width: 40px; /* Larger width */
  height: 40px; /* Larger height */
  display: flex;
  justify-content: center;
  align-items: center;
  transition: transform 0.3s ease, background-color 0.3s ease; /* Smooth animations */
  }
  
  .toggle-btn:hover {
  background-color: #2ecc71; /* Green highlight on hover */
  }
  
  .navbar.collapsed .toggle-btn {
  transform: rotate(180deg); /* Rotate animation when navbar is collapsed */
  }