High-end minimalist Teacher's Day poster, Swiss international typographic style, clean modular grid layout on warm cream background, an oversized bold headline "HAPPY TEACHER'S DAY" in elegant modern serif type dominating the upper third of the frame, a medium subtitle "SEPTEMBER 10" in thin sans-serif below, small refined body text aligned near the bottom edge, strict typographic hierarchy between title, subtitle and body copy, central flat vector illustration of a hand holding a piece of chalk, drawing a single glowing line that flows into an open book and a blooming flower, restrained color palette of cream, charcoal black, burnt orange with a touch of sage green, generous negative space, precise alignment, subtle paper grain texture, premium editorial magazine aesthetic, award-winning graphic design poster, 4K
