-- Display-Seiten individuell gestalten: eigenes Logo, Hintergrundbild,
-- Akzentfarbe und helle oder dunkle Karte je Kiosk.

ALTER TABLE `kiosks` ADD COLUMN `logo_url` VARCHAR(500) NULL AFTER `subline`;
ALTER TABLE `kiosks` ADD COLUMN `background_url` VARCHAR(500) NULL AFTER `logo_url`;
ALTER TABLE `kiosks` ADD COLUMN `bg_overlay` TINYINT NOT NULL DEFAULT 45 AFTER `background_url`;
ALTER TABLE `kiosks` ADD COLUMN `accent_color` VARCHAR(7) NULL AFTER `bg_overlay`;
ALTER TABLE `kiosks` ADD COLUMN `card_style` ENUM('light','dark') NOT NULL DEFAULT 'light' AFTER `accent_color`;