body {
  font-family: Arial, sans-serif;
  background: #f4f6fb;
  margin: 0;
}

.page {
  max-width: 420px;
  margin: 40px auto;
  background: #fff;
  padding: 32px;
  border-radius: 10px;
  box-shadow: 0 10px 25px rgba(0,0,0,0.08);
}

.step { display: none; }
.step.active { display: block; }

h1 {
  margin-bottom: 6px;
}

p {
  color: #6b7280;
  margin-bottom: 16px;
}

input {
  width: 100%;
  padding: 12px;
  margin: 8px 0;
  border-radius: 8px;
  border: 1px solid #e5e7eb;
  font-size: 15px;
}

button {
  width: 100%;
  padding: 14px;
  margin-top: 10px;
  background: #0e7ae6;
  color: white;
  border: none;
  border-radius: 8px;
  font-weight: bold;
  cursor: pointer;
}

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

/* Loader */
.btn-loading {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
}

.spinner {
  width: 16px;
  height: 16px;
  border: 2px solid #ffffff80;
  border-top: 2px solid #fff;
  border-radius: 50%;
  animation: spin 0.8s linear infinite;
}

@keyframes spin {
  to { transform: rotate(360deg); }
}

ul {
  padding-left: 18px;
}
#map {
  margin-top: 10px;
  border: 1px solid #e5e7eb;
}