* {
  box-sizing: border-box;
  font-family: system-ui, -apple-system, BlinkMacSystemFont, sans-serif;
}

body {
  min-height: 100vh;
  margin: 0;
  background: #0f1115;
  color: #e6e6e6;
  display: flex;
  align-items: center;
  justify-content: center;
}

body>* {
  margin: 0;
}

.container {
  display: flex;
  flex-direction: column;
  gap: 12px;
}

input[type="file"] {
  color: #ccc;
}

label {
  display: flex;
  align-items: center;
  gap: 8px;
  cursor: pointer;
  user-select: none;
}

input[type="checkbox"] {
  appearance: none;
  width: 18px;
  height: 18px;
  border-radius: 4px;
  background: #222;
  border: 1px solid #444;
  position: relative;
}

input[type="checkbox"]:checked {
  background: #4caf50;
  border-color: #4caf50;
}

input[type="checkbox"]:checked::after {
  content: "";
  position: absolute;
  inset: 4px;
  background: #0f1115;
}

button {
  margin-top: 8px;
  padding: 8px 14px;
  border-radius: 6px;
  border: none;
  background: #1e88e5;
  color: white;
  font-weight: 600;
  cursor: pointer;
}

button:hover {
  background: #1976d2;
}

button:active {
  transform: translateY(1px);
}