.auth-body {
    min-height: 100vh;
    margin: 0;
    background: linear-gradient(160deg, #00aeef 0%, #0d77bd 55%, #606263 100%);
    font-family: "Segoe UI", Tahoma, Geneva, Verdana, sans-serif;
}

.auth-shell {
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 2rem 1rem;
}

.auth-card {
    width: 100%;
    max-width: 440px;
    background: #fff;
    border-radius: 16px;
    box-shadow: 0 18px 50px rgba(0, 0, 0, 0.18);
    padding: 2rem;
}

.auth-brand {
    text-align: center;
    margin-bottom: 1.5rem;
}

.auth-logo {
    max-height: 64px;
    margin-bottom: 0.75rem;
}

.auth-title {
    color: #0d77bd;
    font-size: 1.5rem;
    margin: 0;
}

.auth-subtitle {
    color: #606263;
    margin: 0.25rem 0 0;
}

.auth-divider {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    color: #606263;
    margin: 1.25rem 0;
    font-size: 0.875rem;
}

.auth-divider::before,
.auth-divider::after {
    content: "";
    flex: 1;
    height: 1px;
    background: #dee2e6;
}

.btn-microsoft {
    background: #fff;
    border: 1px solid #8c8c8c;
    color: #5e5e5e;
    font-weight: 600;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 0.75rem;
}

.btn-microsoft:hover {
    background: #f3f3f3;
    border-color: #8c8c8c;
    color: #333;
}

.microsoft-logo {
    width: 20px;
    height: 20px;
}

.auth-links {
    margin-top: 1rem;
    text-align: center;
    font-size: 0.9rem;
}

.auth-links a {
    color: #0d77bd;
    text-decoration: none;
}

.auth-links a:hover {
    text-decoration: underline;
}

.auth-alert {
    font-size: 0.9rem;
}

.form-label {
    font-weight: 600;
    color: #333;
}

.btn-primary {
    background-color: #0d77bd;
    border-color: #0d77bd;
}

.btn-primary:hover {
    background-color: #0a5f97;
    border-color: #0a5f97;
}

.btn-outline-primary {
    color: #0d77bd;
    border-color: #0d77bd;
}

.btn-outline-primary:hover {
    background-color: #0d77bd;
    border-color: #0d77bd;
}

.passkey-actions {
    display: grid;
    gap: 0.75rem;
}