constants.ts

// Phase 4 motion constants. Keep all timings in one place so a design pass
// only needs to edit here. Durations are ms; transitions are typed for
// motion/react's `transition` prop.

import type { Transition } from 'motion/react';

// Spring used when a pill/card morphs between status variants.
export const STATUS_SPRING: Transition = {
  type: 'spring',
  stiffness: 260,
  damping: 24,
  mass: 0.9,
};

// Progress bar tween — 400ms ease-out per the v2 plan.
export const PROGRESS_TWEEN_MS = 400;

// Cross-bracket label swap ("Just now" → "1 min ago").
export const TIMESTAMP_FADE_MS = 180;

// Card-level enter/exit when the status variant flips.
export const CARD_MORPH_MS = 280;

// Connection pill: duration of one pulse and the minimum gap between pulses.
// Gap enforces the 4 Hz ceiling called out in the plan.
export const CONNECTION_PULSE_MS = 150;
export const CONNECTION_PULSE_MIN_GAP_MS = 250;