/* Tüm temalar için ortak (tema seçici için önizleme renkleri) */
.theme-grid .theme-card[data-theme="gold_luxe"] .preview { background: linear-gradient(90deg, #1A1A1A 33%, #D4AF37 33% 66%, #2E8B57 66%); }
.theme-grid .theme-card[data-theme="menthol_fresh"] .preview { background: linear-gradient(90deg, #0f1c2e 33%, #3CB371 33% 66%, #87CEEB 66%); }
.theme-grid .theme-card[data-theme="cream_natural"] .preview { background: linear-gradient(90deg, #F5E6D3 33%, #6B4423 33% 66%, #2E8B57 66%); }
.theme-grid .theme-card[data-theme="dark_royal"] .preview { background: linear-gradient(90deg, #1A0A0A 33%, #8B0000 33% 66%, #D4AF37 66%); }