:root {
    --primary-green: #22c55e;
    --dark-green: #15803d;
    --white: #ffffff;
    --bg-light: #f1f5f9;
    --text-color: #1f2937;
    --font-main: 'Montserrat', sans-serif;
    --transition: 0.3s ease;
    --shadow: 0 6px 20px rgba(0, 0, 0, 0.06);
    --radius: 16px;
  }
  
  * {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
    font-family: var(--font-main);
  }
  
  body {
    display: flex;
    min-height: 100vh;
    background-color: var(--bg-light);
    color: var(--text-color);
  }

  main{
    position: relative;
    overflow-x: hidden;
  }
  
  a {
    text-decoration: none;
    color: inherit;
    transition: var(--transition);
  }
  
  li {
    list-style: none;
  }
  
  #header {
    background: linear-gradient(135deg, var(--primary-green), var(--dark-green));
    width: 260px;
    height: 100vh;
    position: sticky;
    top: 0;
    display: flex;
    flex-direction: column;
    align-items: center;
    padding: 40px 20px;
    box-shadow: var(--shadow);
    border-top-right-radius: var(--radius);
    border-bottom-right-radius: var(--radius);
    z-index: 100;
  }
  
  #header h1 img {
    width: 130px;
    margin-bottom: 50px;
    filter: drop-shadow(0 2px 4px rgba(0, 0, 0, 0.15));
  }
  
  .nav-container {
    display: flex;
    flex-direction: column;
    width: 100%;
    gap: 16px;
  }
  
  .nav-container ul {
    width: 100%;
  }
  
  .nav-container li a {
    display: flex;
    align-items: center;
    gap: 12px;
    color: var(--white);
    font-size: 16px;
    font-weight: 600;
    padding: 12px 18px;
    border-radius: var(--radius);
    transition: var(--transition);
    position: relative;
  }
  
  .nav-container li a i {
    font-size: 18px;
  }
  
  .nav-container li a:hover,
  .nav-container li a.active {
    background: rgba(255, 255, 255, 0.2);
    transform: scale(1.03);
  }

  .mobile{
    display: none;
  }
  
  main {
    flex: 1;
    padding: 20px;
    background-color: var(--bg-light);
  }
  
  @media (max-width: 1000px) {
    body {
      flex-direction: column;
    }
  
    #header {
      width: 100%;
      height: auto;
      flex-direction: row;
      justify-content: space-between;
      align-items: center;
      border-radius: 0;
      padding: 20px;
    }
  
    #header h1 img {
      width: 100px;
      margin: 0;
    }
  
    .desktop {
      display: none;
    }
  
    .mobile {
      display: block;
    }
  
    .hamburger {
      display: flex;
      flex-direction: column;
      justify-content: center;
      gap: 5px;
      width: 36px;
      height: 36px;
      background-color: transparent;
      border: none;
      cursor: pointer;
    }
  
    .hamburger span {
      width: 100%;
      height: 3px;
      background-color: var(--white);
      border-radius: 2px;
      display: block;
    }
  }
  
  #menu-modal.modal-overlay {
    position: fixed;
    top: 0;
    left: 0;
    height: 100vh;
    width: 100%;
    background-color: rgba(0, 0, 0, 0.4);
    backdrop-filter: blur(4px);
    display: none;
    justify-content: flex-end;
    z-index: 1000;
  }
  
  #menu-modal.modal-overlay.active {
    display: flex;
  }
  
  #menu-modal .modal-container {
    background-color: #fff;
    width: 260px;
    height: 100%;
    padding: 40px 20px;
    box-shadow: var(--shadow);
    position: relative;
    animation: slideIn 0.3s ease forwards;
    display: flex;
    flex-direction: column;
  }
  
  @keyframes slideIn {
    from {
      transform: translateX(100%);
      opacity: 0;
    }
    to {
      transform: translateX(0);
      opacity: 1;
    }
  }
  
  #menu-modal .modal-nav ul {
    display: flex;
    flex-direction: column;
    gap: 20px;
  }
  
  #menu-modal .modal-nav a {
    color: var(--text-color);
    font-size: 17px;
    font-weight: 600;
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 10px;
    border-radius: var(--radius);
    transition: var(--transition);
  }
  
  #menu-modal .modal-nav a:hover {
    background-color: #f1f5f9;
  }
  
  #menu-modal .modal-close{
    position: absolute;
    top: 16px;
    right: 16px;
    font-size: 24px;
    background: transparent;
    border: none;
    cursor: pointer;
    color: #333;
  }

  .toast-modal {
    position: fixed;  
    top: 40px;       
    right: 30px;    
    background-color: white;
    box-shadow: 0px 0px 5px rgba(0, 0, 0, 0.5);
    color: green;   
    padding: 10px 20px;
    border-radius: 5px;
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 9999;   
    opacity: 0;
    transition: opacity 0.3s ease-in-out;
    overflow: hidden;
    pointer-events: none;
}

.toast-modal i {
    margin-right: 10px;
}

.toast-modal.show {
    opacity: 1;
}

.toast-modal .timer{
  width:100%;
  height:5px;
  background-color:green;
  position: absolute;
  bottom:0;
  left:0;
}

.announcement{
  display: flex;
  flex-direction: column;
  gap:5px;
  padding:10px;
  background-color:white;
  border-radius:20px;
  margin-bottom: 20px;
}

.announcement h2{
  font-size:18px;
  font-weight: 800;
}

.announcement ul{
  display:flex;
  flex-direction:column;
  gap:5px;
  overflow-y:auto;
  max-height:150px;
}

.announcement ul li{
  padding:5px 5px 15px 5px; 
  border-bottom:1px solid black;
  display:flex;
  align-items:center;
  gap:20px;
}

.announcement ul li div{
  display:flex;
  flex-direction:column;
  gap:5px;
}

.announcement ul li i{
  font-size:30px;
}

.announcement ul li i.general{
  color:#007bff;
}

.announcement ul li i.medium{
  color:#ffc107;
}

.announcement ul li i.emergency{
  color:#dc3545;
}

.announcement ul li .date{
  font-size:14px;
}

.announcement ul li .title{
  font-size:16px;
  font-weight:800;
}

.announcement ul li .content{
  font-size:14px;

}

.announcement-bell {
  border-radius: 50%; 
  padding: 15px 20px; 
  font-size: 20px; 
  color: white; 
  background: linear-gradient(145deg, #1b5e20, #388e3c);
  border: none; 
  box-shadow: 0 8px 15px rgba(0, 0, 0, 0.1), 0 4px 6px rgba(0, 0, 0, 0.1);
  cursor: pointer; 
  transition: all 0.3s ease; 
  position: absolute;
  bottom: 20px;
  right:20px;
}


.announcement-bell:hover {
  background: linear-gradient(145deg, #388e3c, #1b5e20); 
  box-shadow: 0 12px 25px rgba(0, 0, 0, 0.2), 0 6px 15px rgba(0, 0, 0, 0.1); 
  transform: translateY(-3px); 
}


.announcement-bell:focus {
  outline: none; 
  box-shadow: 0 0 0 4px rgba(56, 142, 60, 0.5); 
}

.announcement-bell i {
  transition: opacity 0.3s ease-in-out;
  opacity: 1;
}
.announcement-bell i.hidden {
  opacity: 0;
}