/* Reset default browser styles */
* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

body {
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Oxygen,
    Ubuntu, Cantarell, "Open Sans", "Helvetica Neue", sans-serif;
  background-color: #f2f2f7;
  display: flex;
  justify-content: center;
  align-items: center;
  min-height: 100vh;
}

.container {
  background-color: #ffffff;
  padding: 40px 50px;
  border-radius: 12px;
  box-shadow: 0 10px 25px rgba(0, 0, 0, 0.1);
  width: 90%;
  max-width: 700px;
  text-align: center;
}

h1 {
  margin-bottom: 30px;
  color: #333333;
  font-size: 2em;
}

.upload-area {
  border: 2px dashed #cccccc;
  border-radius: 8px;
  padding: 40px;
  cursor: pointer;
  transition: background-color 0.3s, border-color 0.3s;
  background: linear-gradient(
    135deg,
    #f0f0f0 25%,
    #ffffff 25%,
    #ffffff 50%,
    #f0f0f0 50%,
    #f0f0f0 75%,
    #ffffff 75%,
    #ffffff 100%
  );
  background-size: 56.57px 56.57px;
  position: relative;
}

.upload-area.highlight {
  border-color: #a29bfe;
  background-color: #f9f5ff;
}

.upload-area p {
  color: #666666;
  font-size: 1.1em;
}

input[type="file"] {
  display: none;
}

.file-list {
  margin-top: 20px;
  text-align: left;
}

.file-item {
  display: flex;
  align-items: center;
  padding: 10px;
  border-bottom: 1px solid #e0e0e0;
}

.file-item:last-child {
  border-bottom: none;
}

.file-icon {
  font-size: 1.5em;
  margin-right: 15px;
}

.file-name {
  flex-grow: 1;
  font-size: 1em;
  color: #333333;
}

.file-status {
  display: flex;
  align-items: center;
  font-size: 0.9em;
  color: #555555;
}

.file-status .spinner {
  animation: spin 1s linear infinite;
  margin-right: 5px;
}

.done-icon {
  color: #28a745; /* Green */
  font-size: 1.2em;
  margin-right: 5px;
}

.error-icon {
  color: #dc3545; /* Red */
  font-size: 1.2em;
  margin-right: 5px;
}

button {
  margin-top: 20px;
  padding: 12px 20px;
  background-color: #b19cd9; /* Light Purple */
  color: #ffffff;
  border: none;
  border-radius: 25px;
  cursor: pointer;
  font-size: 1em;
  transition: background-color 0.3s, transform 0.2s;
  box-shadow: 0 4px 6px rgba(0, 0, 0, 0.1);
}

button:hover {
  background-color: #a074c4;
  transform: translateY(-2px);
}

button:disabled {
  background-color: #d3c3e0;
  cursor: not-allowed;
  transform: none;
}

.flashes {
  list-style-type: none;
  padding: 10px;
  margin-top: 20px;
  color: #e74c3c;
  background-color: #fdecea;
  border: 1px solid #f5c6cb;
  border-radius: 5px;
}

.success {
  color: #28a745;
  background-color: #e6ffed;
  border: 1px solid #b7eb8f;
  padding: 10px;
  border-radius: 5px;
  margin-top: 20px;
}

.error {
  color: #dc3545;
  background-color: #fdecea;
  border: 1px solid #f5c6cb;
  padding: 10px;
  border-radius: 5px;
  margin-top: 20px;
}

textarea {
  width: 100%;
  height: 300px;
  padding: 15px;
  border: 1px solid #dddddd;
  border-radius: 8px;
  resize: vertical;
  font-family: "Courier New", Courier, monospace;
  white-space: pre;
  overflow: auto;
  margin-top: 20px;
  background-color: #f9f9f9;
  color: #333333;
  box-shadow: inset 0 2px 4px rgba(0, 0, 0, 0.05);
}

.copy-btn {
  margin-top: 15px;
  padding: 10px 18px;
  background-color: #c3a6f7; /* Light Purple */
  color: #ffffff;
  border: none;
  border-radius: 20px;
  cursor: pointer;
  font-size: 0.95em;
  transition: background-color 0.3s, transform 0.2s;
  box-shadow: 0 4px 6px rgba(0, 0, 0, 0.1);
}

.copy-btn:hover {
  background-color: #b48cf2;
  transform: translateY(-2px);
}

.copy-btn:active {
  transform: translateY(0);
}

@keyframes spin {
  from {
    transform: rotate(0deg);
  }
  to {
    transform: rotate(360deg);
  }
}

@media (max-width: 600px) {
  .container {
    padding: 30px 20px;
  }

  h1 {
    font-size: 1.5em;
  }

  textarea {
    height: 250px;
  }

  .file-item {
    flex-direction: column;
    align-items: flex-start;
  }

  .file-status {
    margin-top: 5px;
  }
}

/* Button Group Styling */
.button-group {
  display: flex;
  justify-content: center;
  gap: 15px;
  margin-top: 20px;
}

/* Clear Button Styling */
#clearBtn {
  padding: 12px 20px;
  background-color: #ff6b6b; /* Light Red */
  color: #ffffff;
  border: none;
  border-radius: 25px;
  cursor: pointer;
  font-size: 1em;
  transition: background-color 0.3s, transform 0.2s;
  box-shadow: 0 4px 6px rgba(0, 0, 0, 0.1);
}

#clearBtn:hover {
  background-color: #e55a5a;
  transform: translateY(-2px);
}

#clearBtn:active {
  transform: translateY(0);
}