Pastel Running App UI with Sloth Mascot

"type":"mobile fitness app UI mockup","style":"clean modern pastel app design, soft beige and warm white surfaces, muted sage green accents, rounded cards and buttons, subtle shadows, thin minimalist line icons, friendly playful branding with a sloth mascot, dribbble-style presentation on a dark brown dotted background","theme":"running tracker app","layout":"device_count":3,"arrangement":"three tall smartphone screens side by side, evenly spaced, front view","background":"very dark brown with a faint evenly spaced dot grid","screens":["position":"left","screen_type":"home dashboard","header":"greeting":"Good morning, Runner! 👋","left_icon":"none","right_icon":"notification bell","hero_card":"headline":"Ready for a great day?","subcard_text_line_1":"Every step forward is a win.","subcard_text_line_2":"Let's make it count. 🌱","illustration":"cute sloth wearing a cream headband and mint-green workout outfit, standing and waving inside the card on the right","sections":["title":"This Week","position":"upper middle","count":3,"labels":["Runs","Distance","Time"],"values":["3","12.6 km","1h 45m"],"presentation":"single rounded stats card with three equal columns and pale green circular icons","title":"NEXT GOAL","position":"middle lower","count":1,"labels":["20 km this month"],"values":["63%"],"presentation":"rounded progress card with green progress bar and small waving sloth illustration on the right","title":"Recent Activity","position":"lower","count":1,"labels":["Recent Activity"],"presentation":"top edge of another rounded card visible, cropped by the bottom navigation"],"bottom_nav":"count":4,"labels":["Home","Run","Progress","Profile"],"active":"Home","position":"center","screen_type":"run summary","header":"left_icon":"back chevron","center_text":"Great job!","subtext":"You did it. Time to celebrate. 🎉","right_icon":"share","hero_illustration":"cute sloth wearing a headband, mint athletic outfit, and a gold medal, both arms raised in celebration","stats_row":"count":3,"labels":["DISTANCE","TIME","PACE"],"values":["5.00km","32:15","6:27"],"presentation":"three rounded statistic pills","achievement_card":"count":1,"title":"New Personal Best! 🌟","subtitle":"You shaved 1:12 off your previous 5K.","icon":"small gold medal badge","table_section":"title":"Splits","count":2,"columns":["KM","PACE","TIME"],"rows":[["1","6:35","6:35"],["2","6:23","12:58"]],"presentation":"rounded white table card with light dividers","position":"right","screen_type":"run goal setup","header":"left_icon":"close x","center_text":"Time to run!","subtext":"You've got this. We'll take it slow. 🦥","right_icon":"settings gear","goal_visual":"type":"circular progress selector","top_label":"CHOOSE A GOAL","main_value":"5.00","unit":"kilometers","ring":"thick partial sage-green arc on a pale beige circle","illustration":"small sloth stretching on the upper-right edge of the circle","goal_options":"count":4,"labels":["2 km","5 km","10 km","Half"],"active":"5 km","primary_cta":"label":"Start Run","style":"large rounded sage-green button","secondary_action":"label":"Just Track","icon":"location pin","bottom_nav":"count":4,"labels":["Home","Run","Progress","Profile"],"active":"Run"]