body {
  display: flex;
  flex-direction: column;
  align-items: center;
  padding: 24px 16px;
}
header {
  position: static;
  text-align: center;
  margin-bottom: 24px;
  background: none;
  border: none;
  box-shadow: none;
}
header h1 {
  font-size: 1.6rem;
  font-weight: 700;
  color: var(--text);
  margin-bottom: 6px;
}
header p {
  font-size: 1rem;
  color: var(--text-muted);
}

.auth-container {
  display: flex;
  gap: 20px;
  justify-content: center;
  flex-wrap: wrap;
  max-width: 900px;
  margin: 0 auto;
}
.auth-card {
  background: var(--bg-white);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 24px;
  width: 320px;
  box-shadow: var(--shadow);
}
.auth-card h2 {
  font-size: 1.2rem;
  margin-bottom: 6px;
  font-weight: 600;
  color: var(--text);
}
.auth-card p {
  font-size: 0.85rem;
  color: var(--text-muted);
  margin-bottom: 16px;
}

.auth-card .btn {
  display: block;
  width: 100%;
  padding: 10px;
  text-align: center;
  font-size: 0.9rem;
}
.btn-google {
  background: var(--bg);
  color: var(--text);
  border: 1px solid var(--border);
  margin-bottom: 8px;
}
.btn-google:hover { background: var(--border-light); }

.btn-password {
  background: var(--bg-white);
  color: var(--primary);
  border: 1px solid var(--primary);
}
.btn-password:hover { background: rgba(37, 99, 235, 0.05); }

.btn-segreteria {
  background: var(--bg);
  color: var(--text);
  border: 1px solid var(--border);
}
.btn-segreteria:hover { background: var(--border-light); }

.password-form { margin-top: 12px; display: none; }
.password-form.show { display: block; }

.password-input {
  width: 100%;
  padding: 8px 12px;
  border-radius: var(--radius);
  border: 1px solid var(--border);
  background: var(--bg-white);
  color: var(--text);
  margin-bottom: 8px;
  font-size: 0.9rem;
  font-family: inherit;
}
.password-input:focus {
  outline: none;
  border-color: var(--primary);
  box-shadow: 0 0 0 3px rgba(37, 99, 235, 0.15);
}

.btn-submit {
  background: var(--primary);
  color: var(--white);
  border: none;
}
.btn-submit:hover { background: var(--primary-hover); }

hr {
  margin: 16px 0;
  border: none;
  border-top: 1px solid var(--border);
}