.signup-page {
  min-height: 100vh;
  display: grid;
  place-items: center;
  padding: 120px 20px 40px;
  background: radial-gradient(circle at top left, rgba(128, 0, 128, 0.12), transparent 40%),
    radial-gradient(circle at bottom right, rgba(128, 0, 128, 0.08), transparent 40%);
}

.signup-card {
  width: 100%;
  max-width: 520px;
  background: #fff;
  border-radius: 18px;
  padding: 28px;
  border: 1px solid rgba(128, 0, 128, 0.15);
  box-shadow: 0 10px 24px rgba(0, 0, 0, 0.08);
}

.signup-header .eyebrow {
  color: purple;
  font-weight: 600;
  font-size: 0.85rem;
}

.signup-header h1 {
  margin: 6px 0 8px;
}

.signup-header p {
  color: #555;
  margin-bottom: 20px;
}

.signup-form {
  display: flex;
  flex-direction: column;
  gap: 14px;
}

.form-alert {
  padding: 10px 12px;
  border-radius: 10px;
  font-size: 0.9rem;
}

.form-alert.error {
  background: #fff4f4;
  border: 1px solid #ffb3b3;
  color: #b00020;
}

.form-alert.error ul {
  margin-left: 18px;
}

.form-alert.success {
  background: #f2fff5;
  border: 1px solid #b7f0c5;
  color: #0f7a2f;
}

.signup-form label {
  display: flex;
  flex-direction: column;
  gap: 6px;
  color: #333;
  font-size: 0.9rem;
}

.signup-form input {
  padding: 10px 12px;
  border: 1px solid #ddd;
  border-radius: 10px;
  outline: none;
}

.signup-form input:focus {
  border-color: purple;
  box-shadow: 0 0 0 3px rgba(128, 0, 128, 0.12);
}

.grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 12px;
}

.checkbox {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 0.85rem;
}

.checkbox a {
  color: purple;
  text-decoration: none;
}

.btn-primary {
  background: purple;
  color: #fff;
  border: none;
  padding: 10px 14px;
  border-radius: 10px;
  cursor: pointer;
}

.signup-footer {
  margin-top: 16px;
  text-align: center;
  color: #555;
}

.signup-footer a {
  color: purple;
  text-decoration: none;
  font-weight: 600;
}

@media (max-width: 600px) {
  .grid {
    grid-template-columns: 1fr;
  }
}