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

:root {
  --primary: #268df3;
  --bg: #f8f9fb;
  --text: #2d2d2d;
  --border: #ddd;
}

* {
  box-sizing: border-box;
  font-family: 'Poppins', sans-serif;
}

body {
  margin: 0;
  background: var(--bg);
  color: var(--text);
  display: flex;
  justify-content: center;
  align-items: flex-start;
  padding: 40px;
}

.container {
  width: 100%;
  max-width: 500px;
}

h1 {
  font-weight: 600;
  font-size: 1.5rem;
  text-align: center;
  margin-bottom: 25px;
  color: var(--text);
}

.card {
  background: #fff;
  border: 1px solid var(--border);
  border-radius: 12px;
  padding: 24px;
  box-shadow: 0 2px 10px rgba(0,0,0,0.04);
}

label {
  font-size: 0.9rem;
  margin-top: 12px;
  display: block;
}

input {
  width: 100%;
  padding: 10px 12px;
  border-radius: 8px;
  border: 1px solid var(--border);
  margin-top: 6px;
  font-size: 0.95rem;
}

button {
  margin-top: 20px;
  width: 100%;
  padding: 12px;
  background: var(--primary);
  color: #fff;
  border: none;
  border-radius: 8px;
  font-weight: 600;
  cursor: pointer;
  transition: 0.2s ease;
}

button:hover {
  background: #217bd4;
}

.result {
  margin-top: 30px;
  background: #fff;
  border: 1px solid var(--border);
  border-radius: 12px;
  padding: 20px;
}

pre {
  font-size: 0.85rem;
  white-space: pre-wrap;
  word-wrap: break-word;
}