* { box-sizing: border-box; }
body {
  font-family: system-ui, -apple-system, "Segoe UI", Roboto, sans-serif;
  background: #f5f5f7; margin: 0; min-height: 100vh;
  display: flex; align-items: center; justify-content: center;
}
.card {
  background: #fff; padding: 32px; border-radius: 14px;
  box-shadow: 0 6px 24px rgba(0,0,0,.08); width: 420px;
}
h1 { font-size: 20px; margin: 0 0 20px; }
label { display: block; font-size: 13px; color: #555; margin-bottom: 6px; }
input {
  width: 100%; padding: 10px 12px; border: 1px solid #ddd;
  border-radius: 8px; font-size: 14px; margin-bottom: 16px;
}
input:focus { outline: none; border-color: #0066ff; }
.row { display: grid; grid-template-columns: 1fr 1fr 1fr; gap: 10px; }
button {
  width: 100%; padding: 12px; background: #0066ff; color: #fff;
  border: none; border-radius: 8px; font-size: 15px; cursor: pointer;
  margin-top: 6px;
}
button:hover { background: #0052cc; }
.hint { font-size: 12px; color: #888; margin-top: 14px; text-align: center; }
textarea {
  width: 100%; padding: 10px 12px; border: 1px solid #ddd;
  border-radius: 8px; font-size: 14px; margin-bottom: 6px;
  font-family: inherit; resize: vertical; min-height: 56px;
}
textarea:focus { outline: none; border-color: #0066ff; }

.hint-left {
  text-align: left; margin-top: 0; margin-bottom: 16px;
}