:root{--bg-base: #0a0e14;--bg-elevated: #07101e;--bg-card: #121821;--bg-card-raised: #1a2230;--bg-overlay: rgba(0, 0, 0, .55);--border-subtle: #1f2937;--border-default: #2d3748;--border-accent: #60a5fa;--text-primary: #e8edf2;--text-secondary: #b8c1ce;--text-tertiary: #7a8595;--blue-50: rgba(96, 165, 250, .06);--blue-100: rgba(96, 165, 250, .16);--blue-200: rgba(96, 165, 250, .3);--blue-400: #60a5fa;--blue-text: #93c5fd;--blue-text-strong: #07101e;--range-in: #4ade80;--range-low: #f97316;--range-very-low: #ef4444;--range-high: #fbbf24;--range-very-high: #ec4899;--macro-carbs: var(--range-in);--macro-fat: #fbbf24;--macro-protein: #93c5fd;--activity-purple: #a855f7;--activity-purple-light: #c4b5fd;--activity-purple-bg: rgba(168, 85, 247, .1);--activity-purple-border: rgba(168, 85, 247, .3);--temp-cold: #3b82f6;--temp-cool: #60a5fa;--temp-mild: #fbbf24;--temp-warm: #f97316;--temp-hot: #ef4444;--font-sans: -apple-system, BlinkMacSystemFont, system-ui, "Inter Tight", "Segoe UI", Roboto, 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