:root {
  --bg: #f5f7fb;
  --card: #ffffff;
  --text: #1d2433;
  --accent: #0f766e;
}

* { box-sizing: border-box; }

body {
  margin: 0;
  font-family: "Avenir Next", "Segoe UI", sans-serif;
  background: radial-gradient(circle at top right, #dff8f5, var(--bg));
  color: var(--text);
}

.wrap {
  max-width: 680px;
  margin: 12vh auto;
  background: var(--card);
  padding: 2rem;
  border-radius: 14px;
  box-shadow: 0 10px 35px rgba(0, 0, 0, 0.08);
}

h1 { margin-top: 0; }

form {
  display: grid;
  gap: 0.9rem;
  margin-top: 1.2rem;
}

button {
  border: 0;
  padding: 0.8rem 1rem;
  border-radius: 10px;
  background: var(--accent);
  color: white;
  font-weight: 600;
  cursor: pointer;
}

button:disabled {
  opacity: 0.6;
  cursor: not-allowed;
}

#status {
  margin-top: 1rem;
  min-height: 1.5em;
}