Vintage seaside women relaxing in warm sunset light

vintage mid-century American commercial illustration, attractive young woman enjoying a carefree summer seaside moment, second elegant young woman nearby, wide 4:3 composition, painterly oil and gouache technique, expressive visible brushwork, idealized feminine features, natural European appearance and European facial features, relaxed elegant seated pose, one leg naturally bent creating a strong diagonal, upright slightly turned torso, one arm raised holding a small glass near her lips, other arm supporting her relaxed posture, confident dreamy expression, long voluminous dark brown wavy hair with warm golden highlights, second woman with softly curled blonde hair, simple sleeveless ivory summer top with thin straps, light blue high-waisted denim shorts, second woman wearing a flowing coral-red summer dress, warm golden sunset light, glowing skin with peach, apricot and rosy highlights, luminous blue and turquoise sea, expansive blue sky, soft painterly clouds touched with gold and orange, distant beachgoers, nostalgic carefree vacation atmosphere, strong warm-cool color contrast, luminous cream, peach, apricot, coral, orange, gold, turquoise and sky-blue palette, richly painted vintage surface, sophisticated 1940s–1950s American travel advertising aesthetic, romantic optimistic summer mood, inspired by Norman Rockwell, Gil Elvgren, Haddon Sundblom and George Hughes