.auth-layout {
    display: grid;
    grid-template-columns: minmax(0, 460px);
    align-items: center;
    gap: 1.25rem;
    width: min(100%, 460px);
    margin: auto;
}

.auth-card {
    margin: 0;
}

.auth-role-guide {
    display: none;
    padding: 1.5rem;
    border: 1px solid var(--border);
    border-radius: var(--radius-xl);
    background: var(--bg-card);
    box-shadow: var(--shadow-glow);
    color: var(--text-primary);
}

#auth-screen.is-register-mode .auth-layout {
    grid-template-columns: minmax(0, 460px) minmax(280px, 340px);
    width: min(100%, 820px);
}

#auth-screen.is-register-mode .auth-role-guide {
    display: block;
}

.auth-guide-eyebrow {
    margin-bottom: 0.55rem;
    color: var(--accent);
    font-size: 0.75rem;
    font-weight: 800;
    letter-spacing: 0.08em;
    text-transform: uppercase;
}

.auth-role-guide h2 {
    margin-bottom: 1.1rem;
    font-family: var(--font-heading);
    font-size: 1.35rem;
    line-height: 1.25;
}

.auth-role-list {
    display: grid;
    gap: 0.9rem;
    list-style: none;
}

.auth-role-list li {
    display: grid;
    gap: 0.25rem;
}

.auth-role-list strong {
    font-size: 0.9rem;
}

.auth-role-list strong i {
    width: 1.1rem;
    color: var(--accent);
}

.auth-role-list span,
.auth-code-warning p {
    color: var(--text-secondary);
    font-size: 0.79rem;
    line-height: 1.5;
}

.auth-code-warning {
    margin-top: 1.1rem;
    padding: 0.9rem;
    border: 1px solid rgba(245, 158, 11, 0.45);
    border-radius: var(--radius-md);
    background: rgba(245, 158, 11, 0.08);
}

.auth-code-warning strong {
    display: block;
    margin-bottom: 0.35rem;
    color: var(--text-primary);
    font-size: 0.82rem;
}

.auth-code-warning strong i {
    color: #d97706;
}

@media (max-width: 860px) {
    #auth-screen.is-register-mode .auth-layout {
        grid-template-columns: minmax(0, 460px);
        width: min(100%, 460px);
    }

    .auth-role-guide {
        padding: 1.25rem;
    }
}