@import url('https://fonts.googleapis.com/css2?family=Poppins:wght@300;400;500;600;700&display=swap');

body {
  font-family: 'Poppins', sans-serif;
  margin: 0;
  padding: 20px;
  background-color: #f7f7f7;
  color: #333;
}

.container {
  max-width: 1500px;
  margin: 0 auto;
  padding: 20px;
}

header {
  text-align: center;
  margin-bottom: 40px;
}

header h1 {
  color: #2c3e50;
  margin-bottom: 10px;
}

header p {
  color: #666;
  font-size: 1.1em;
}

.upload-section {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: 20px;
  margin-bottom: 30px;
}

.file-upload {
  background: white;
  padding: 20px;
  border-radius: 8px;
  box-shadow: 0 2px 4px rgba(0,0,0,0.1);
}

.file-upload h3 {
  margin-top: 0;
  color: #2c3e50;
  margin-bottom: 15px;
}

input[type="file"] {
  width: 96%;
  padding: 10px;
  border: 2px dashed #ddd;
  border-radius: 4px;
  cursor: pointer;
  font-family: 'Poppins', sans-serif;
}

.button-container {
  text-align: center;
  margin: 30px 0;
}

button {
  background-color: #333;
  color: white;
  padding: .3rem 2rem;
  border: none;
  border-radius: 5px;
  font-size: 16px;
  cursor: pointer;
  transition: background-color 0.3s;
  font-weight: 300;
  font-family: 'Poppins', sans-serif;
}

button:hover {
  background-color: #555;
}

button:disabled {
  background-color: #bdc3c7;
  cursor: not-allowed;
}

.results {
  margin-top: 40px;
}

.results-section {
  background: white;
  padding: 20px;
  border-radius: 8px;
  box-shadow: 0 2px 4px rgba(0,0,0,0.1);
  margin-bottom: 30px;
}

.results-section h2 {
  color: #2c3e50;
  margin-top: 0;
}

.title-container {
  display: flex;
  justify-content: space-between;
}

.table-container {
  overflow-x: auto;
  margin-bottom: 20px;
}

table {
  width: 100%;
  border-collapse: collapse;
  margin-bottom: 15px;
}

th, td {
  padding: 12px;
  text-align: left;
  border-bottom: 1px solid #ddd;
}

th {
  background-color: #f8f9fa;
  font-weight: 600;
}

tr:hover {
  background-color: #f8f9fa;
}

.export-button {
  background-color: #27ae60;
  height: 40px;
}

.export-button:hover {
  background-color: #219a52;
}