Design a premium, modern minimalist logo for the multinational brand Xcelas. Use geometric forms, clean lines, negative space, and strong visual balance. The primary color must be Cyan/Aqua, extended with Azure/Spring Green tones for depth. Avoid visual clutter. The logo should communicate quality, reliability, and simplicity, similar to global brands like Apple, Google, Microsoft, Adobe. Background should be dark; logo elements bright and high-contrast. Typography: Futura PT or geometric sans-serif. Include a subtle geometric pattern inspired by cyan shapes.