/* Shared */
.navbar-logo { max-height: 100px; max-width: 300px; object-fit: contain; }
.hero-section {
  background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
  color: #fff; padding: 60px 0;
}

/* Home page */
.upload-card { border-radius: 15px; box-shadow: 0 5px 20px rgba(0,0,0,0.1); }
.upload-area {
  border: 3px dashed #667eea; border-radius: 10px; padding: 40px;
  text-align: center; background-color: #f8f9ff; transition: all 0.3s; cursor: pointer;
}
.upload-area:hover { border-color: #764ba2; background-color: #f0f0ff; }
.upload-area.dragover { border-color: #764ba2; background-color: #e8e8ff; transform: scale(1.02); }

.file-info {
  display: none; margin-top: 15px; padding: 15px;
  background-color: #e7f3ff; border-radius: 8px; border-left: 4px solid #667eea;
}

.radio-group { background-color: #f8f9fa; padding: 20px; border-radius: 10px; }
.form-check-input:checked { background-color: #667eea; border-color: #667eea; }

.btn-process {
  background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
  border: none; padding: 12px 40px; font-size: 18px; font-weight: 600;
}
.btn-process:hover { transform: translateY(-2px); box-shadow: 0 5px 15px rgba(102,126,234,0.4); }
.upload-icon { font-size: 64px; color: #667eea; margin-bottom: 15px; }

/* ACARS page */
.acars-container {
  background-color: #1e1e1e; border-radius: 15px; box-shadow: 0 5px 20px rgba(0,0,0,0.2);
  padding: 0; overflow: hidden;
}
.acars-header {
  background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
  color: #fff; padding: 20px; display: flex; justify-content: space-between; align-items: center;
}
.acars-content {
  background-color: #1e1e1e; color: #00ff00; font-family: "Courier New", Courier, monospace;
  font-size: 14px; padding: 30px; white-space: pre-wrap; word-wrap: break-word;
  max-height: 600px; overflow-y: auto; user-select: text; cursor: text;
}
.acars-content::-webkit-scrollbar { width: 10px; }
.acars-content::-webkit-scrollbar-track { background: #2a2a2a; }
.acars-content::-webkit-scrollbar-thumb { background: #667eea; border-radius: 5px; }
.acars-content::-webkit-scrollbar-thumb:hover { background: #764ba2; }

.btn-copy {
  background-color: #fff; color: #667eea; border: none;
  padding: 10px 25px; font-weight: 600; border-radius: 5px; transition: all 0.3s;
}
.btn-copy:hover { background-color: #f0f0ff; transform: translateY(-2px); box-shadow: 0 5px 15px rgba(255,255,255,0.3); }
.btn-copy.copied { background-color: #28a745; color: #fff; }

.btn-home {
  background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
  border: none; padding: 12px 30px; color: #fff; font-weight: 600;
  border-radius: 5px; text-decoration: none; display: inline-block; transition: all 0.3s;
}
.btn-home:hover { color: #fff; transform: translateY(-2px); box-shadow: 0 5px 15px rgba(102,126,234,0.4); }

.action-buttons { display: flex; gap: 15px; flex-wrap: wrap; }
@media (max-width: 768px) {
  .acars-header { flex-direction: column; gap: 15px; }
  .action-buttons { width: 100%; justify-content: center; }
}