/* базовые стили */
* { box-sizing: border-box; }
body {
  font-family: "Inter", Arial, sans-serif;
  background: #f7f8fa;
  margin: 0;
  padding: 0;
  color: #212529;
}

.wrapper {
  max-width: 760px;
  margin: 40px auto;
  background: #fff;
  border-radius: 12px;
  padding: 32px;
  box-shadow: 0 8px 24px rgba(0, 0, 0, 0.05);
}

h1 {
  margin: 0 0 24px;
  font-size: 28px;
  font-weight: 600;
}

.input-row {
  display: flex;
  gap: 8px;
  margin-bottom: 24px;
}

input[type="text"] {
  flex: 1;
  padding: 12px 14px;
  font-size: 16px;
  border: 1px solid #ced4da;
  border-radius: 8px;
}

button {
  padding: 12px 20px;
  font-size: 16px;
  border: none;
  border-radius: 8px;
  background: #206cff;
  color: #fff;
  cursor: pointer;
  transition: background 0.2s;
}
button:hover { background: #1558e7; }

.results-box {
  background: #f1f3f5;
  padding: 20px;
  border-radius: 10px;
  overflow-wrap: anywhere;
  font-size: 15px;
}

.results-box p { margin: 6px 0; }

.ok    { color: #28a745; font-weight: 600; }
.error { color: #dc3545; font-weight: 600; }

@media (max-width: 480px) {
  .wrapper { margin: 20px 12px; padding: 24px; }
  h1 { font-size: 22px; }
  button { padding: 10px 14px; font-size: 15px; }
}