.auth-container {
    max-width: 450px;
    margin: 4rem auto;
    padding: 0 1rem;
}

.auth-form-wrapper {
    background-color: var(--color-surface); 
    padding: 2.5rem;
    border-radius: var(--border-radius-soft); 
    border: 1px solid var(--color-border); 
    box-shadow: var(--shadow-medium); 
}

.auth-title {
    text-align: center;
    color: var(--color-text-primary);
    font-size: 1.8rem;
    font-weight: 700;
}

.auth-subtitle {
    text-align: center;
    color: var(--color-text-secondary);
    margin-bottom: 2rem;
}

.form-group label {
    display: block;
    margin-bottom: 0.5rem;
    font-weight: 600;
    font-size: 0.9rem;
}

.form-group input {
    width: 100%;
    padding: 0.8rem 1rem;
    border: 1px solid var(--color-border);
    border-radius: var(--border-radius-hard);
    font-size: 1rem;
    background-color: var(--color-surface);
    transition: var(--transition-smooth);
}
.form-group input:focus {
    outline: none;
    border-color: var(--color-primary);
    box-shadow: 0 0 0 3px hsla(210, 100%, 50%, 0.15);
}

.auth-divider {
    text-align: center;
    margin: 1.5rem 0;
    color: var(--color-text-secondary);
    display: flex;
    align-items: center;
    gap: 1rem;
}
.auth-divider::before,
.auth-divider::after {
    content: '';
    flex-grow: 1;
    height: 1px;
    background-color: var(--color-border);
}


.google-button {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 0.75rem;
    width: 100%;
    padding: 0.8rem 1rem;
    font-size: 1rem;
    font-weight: 500; 
    border: 1px solid var(--color-border);
    border-radius: var(--border-radius-hard);
    background-color: var(--color-surface);
    color: var(--color-text-secondary);
    transition: var(--transition-smooth);
    cursor: pointer;
}


.google-button:hover {
    background-color: var(--color-surface-soft);
}

.google-button img {
    width: 20px;
    height: 20px;
    margin: 0;
    box-shadow: none;
}

.forgot-password-link {
    text-align: right;
    font-size: 0.9rem;
    margin-top: -10px;
    margin-bottom: 20px;
}

.auth-switch {
    text-align: center;
    margin-top: 2rem;
    border-top: 1px solid var(--color-border);
    padding-top: 1.5rem;
    font-size: 0.95rem;
    color: var(--color-text-secondary);
}

.auth-switch a {
    font-weight: 600;
}

/* Thêm vào css/pages/auth-form.css */
.verification-choice {
    display: flex;
    gap: 1rem;
    background-color: var(--color-surface-soft);
    padding: 0.5rem;
    border-radius: var(--border-radius-hard);
}
.verification-choice label {
    flex: 1;
    padding: 0.5rem;
    text-align: center;
    border: 1px solid transparent;
    border-radius: 4px;
    cursor: pointer;
}
.verification-choice input[type="radio"] {
    display: none; /* Ẩn nút radio mặc định */
}
.verification-choice input[type="radio"]:checked + label {
    background-color: white;
    border-color: var(--color-border);
    font-weight: 600;
}

.social-login-container {
    margin-bottom: 1.5rem;
    /* Căn giữa nút Google One Tap và spinner */
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    width: 100%;
}

/* CẢI TIẾN: CSS cho spinner khi đăng nhập Google */
.spinner {
  border: 4px solid rgba(0, 0, 0, 0.1);
  width: 28px;
  height: 28px;
  border-radius: 50%;
  border-left-color: var(--color-primary);
  animation: spin 1s ease infinite;
  margin: 0.5rem auto; /* Căn giữa spinner */
}

@keyframes spin {
  0% {
    transform: rotate(0deg);
  }
  100% {
    transform: rotate(360deg);
  }
}