1. 登录页面关键词 Mobile app login screen, minimalist flat design, light gray background (#F5F5F5), centered white card with rounded corners, phone number input field (left phone icon, gray hint text), verification code input field (left SMS icon, right "Get Code" blue text button), large blue (#2196F3) login button (white bold text), bottom text "No account?" (gray) + "Register now" (blue, no underline), top app logo (circle) + "Instant Chat" title (bold black text), clean interface, no extra elements --ar 9:16 --v 7 --stylize 100 --fast --no 水印
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1. 登录页面关键词 Mobile app login screen, minimalist flat design, light gray background (#F5F5F5), centered white card with rounded corners, phone number input field (left phone icon, gray hint text), verification code input field (left SMS icon, right "Get Code" blue text button), large blue (#2196F3) login button (white bold text), bottom text "No account?" (gray) + "Register now" (blue, no underline), top app logo (circle) + "Instant Chat" title (bold black text), clean interface, no extra elements