body, html {
  margin: 0;
  padding: 0;
  height: 100%;
  font-family: sans-serif;
}

#map {
  height: 100vh;
  width: 100vw;
}

#burger-btn {
  position: absolute;
  top: 15px;
  right: 15px;
  z-index: 1100;
  width: 35px;
  height: 30px;
  cursor: pointer;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
}
#burger-btn div {
  height: 4px;
  background-color: #333;
  border-radius: 2px;
  transition: 0.3s;
}

#side-menu {
  position: fixed;
  top: 0;
  right: -400px;
  width: 350px;
  height: 100%;
  background: white;
  box-shadow: -3px 0 8px rgba(0,0,0,0.2);
  padding: 15px 20px;
  overflow-y: auto;
  transition: right 0.3s ease-in-out;
  z-index: 1050;
}
#side-menu.open {
  right: 0;
}
#side-menu strong {
  font-size: 1.3em;
  margin-bottom: 8px;
  display: block;
}
#side-menu hr {
  margin: 12px 0;
  border: 1px solid #ccc;
}
#side-menu label {
  font-weight: 600;
  display: block;
  margin-bottom: 6px;
}
#side-menu select {
  width: 100%;
  margin-bottom: 10px;
  padding: 6px;
  font-size: 14px;
}
#side-menu button {
  width: 100%;
  padding: 8px;
  background-color: #007bff;
  border: none;
  border-radius: 5px;
  color: white;
  font-weight: 600;
  cursor: pointer;
  margin-bottom: 10px;
}
#side-menu button:hover {
  background-color: #0056b3;
}
#route-result {
  font-weight: bold;
  margin-bottom: 12px;
}
#lines-table {
  width: 100%;
  border-collapse: collapse;
  font-size: 13px;
}
#lines-table th,
#lines-table td {
  border: 1px solid #ccc;
  padding: 15px 5px;
  text-align: center;
}
#lines-table button {
  background-color: #28a745;
  border: none;
  padding: 10px 10px;
  border-radius: 4px;
  color: white;
  cursor: pointer;
}
#lines-table button:hover {
  background-color: #19692c;
}
.leaflet-routing-container {
  display: none !important;
}