body {
  font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
  background-color: #f2f2f2;
  margin: 0;
  padding: 20px;
}

.container {
  background-color: #ffffff;
  max-width: 900px;
  margin: auto;
  padding: 30px;
  border-radius: 10px;
  box-shadow: 0 0 20px rgba(0,0,0,0.1);
  text-align: center;
}

.logo {
  margin-bottom: 10px;
}

h1 {
  margin-bottom: 10px;
  color: #333;
}

.subtitle {
  color: #777;
  font-size: 14px;
  margin-bottom: 20px;
}

.form-group {
  display: flex;
  justify-content: center;
  gap: 10px;
  margin-bottom: 20px;
}

input[type="text"] {
  padding: 10px;
  font-size: 16px;
  border: 1px solid #ccc;
  border-radius: 5px;
  flex: 1;
}

#lookupBtn {
  padding: 10px 20px;
  font-size: 16px;
  background-color: #88B0DC;
  color: white;
  border: none;
  border-radius: 5px;
  cursor: pointer;
  transition: background-color 0.3s;
  display: flex;
  align-items: center;
  gap: 5px;
}

#lookupBtn:hover {
  background-color: #6a99d0;
}

#exportBtn {
  padding: 10px 20px;
  font-size: 16px;
  background-color: #92dba5;
  color: white;
  border: none;
  border-radius: 5px;
  cursor: pointer;
  transition: background-color 0.3s;
  display: flex;
  align-items: center;
  gap: 5px;
}

#exportBtn:hover {
  background-color: #79c48d;
}

.result {
  margin-top: 20px;
}

.result table {
  width: 100%;
  border-collapse: collapse;
  text-align: left;
}

.result td {
  padding: 8px;
  border-bottom: 1px solid #ddd;
}

.error {
  color: red;
  font-weight: bold;
}

.fade-in {
  animation: fadeIn 0.8s ease-in-out;
}

@keyframes fadeIn {
  from { opacity: 0; transform: translateY(20px); }
  to { opacity: 1; transform: translateY(0); }
}

.tooltip {
  position: relative;
  font-weight: bold;
  cursor: help;
}

.tooltip::after {
  content: attr(data-tooltip);
  position: absolute;
  bottom: 125%;
  left: 50%;
  transform: translateX(-50%);
  background-color: #d6eaff;
  color: #333;
  padding: 6px 10px;
  border-radius: 6px;
  white-space: nowrap;
  opacity: 0;
  pointer-events: none;
  transition: opacity 0.3s;
  box-shadow: 0px 0px 6px rgba(0,0,0,0.15);
  z-index: 10;
}

.tooltip:hover::after {
  opacity: 1;
}

.tooltip {
  position: relative;
  cursor: help;
  font-weight: normal;
}

.tooltip::after {
  content: attr(data-tooltip);
  position: absolute;
  bottom: 125%;
  left: 50%;
  transform: translateX(-50%);
  background-color: #88B0DC;
  color: #FFFFFF;
  padding: 6px 10px;
  border-radius: 6px;
  white-space: nowrap;
  opacity: 0;
  pointer-events: none;
  transition: opacity 0.3s;
  box-shadow: 0px 0px 6px rgba(0,0,0,0.15);
  z-index: 10;
}

.tooltip:hover::after {
  opacity: 1;
}