:root {
    --page-header-bg: linear-gradient(135deg, rgba(96, 165, 250, 0.05) 0%, rgba(96, 165, 250, 0.02) 100%);
}

.page-header {
    display: flex;
    justify-content: space-between;
    align-items: flex-start;
    margin-bottom: 1.5rem;
    padding: 2rem;
    background: var(--page-header-bg);
    border-radius: 1rem;
    gap: 1.5rem;
}

.page-header-content {
    flex: 1;
}

.page-header-welcome {
    margin-bottom: 0.5rem;
}

.page-header-greeting {
    color: var(--text-muted);
    font-size: 1rem;
    font-weight: 400;
    display: block;
    margin-bottom: 0.25rem;
}

.page-header-title {
    font-size: 2.25rem;
    font-weight: 700;
    margin: 0;
    color: var(--text-primary);
    line-height: 1.2;
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.page-header-icon {
    color: var(--accent-primary);
}

.page-header-subtitle {
    color: var(--text-secondary);
    margin: 0.75rem 0 0 0;
    font-size: 1rem;
    display: flex;
    align-items: center;
    font-weight: 500;
    gap: 0.35rem;
}

.page-header-subtitle .material-icons {
    color: var(--accent-primary);
}

.page-header-actions {
    display: flex;
    gap: 0.75rem;
    flex-wrap: wrap;
    justify-content: flex-end;
    align-items: center;
    flex-shrink: 0;
}

@media (max-width: 768px) {
    .page-header {
        flex-direction: column;
        align-items: flex-start;
        padding: 1.25rem 1.5rem;
    }

    .page-header-actions {
        width: 100%;
        justify-content: flex-start;
    }
}

@media (max-width: 640px) {
    .page-header {
        flex-direction: column;
        gap: 1.5rem;
        align-items: stretch;
        padding: 1.5rem;
    }

    .page-header-title {
        font-size: 1.875rem;
    }

    .page-header-actions {
        justify-content: stretch;
    }
}