04Message bubble pop-in

<main class="stage">
  <div class="bp-bubble is-demo">Here's the summary you asked for.</div>
</main>

@use "../../../../site/static/demo-tokens" as *;

// ── 변수 3개 ──────────────────────────────────────────
$duration: $dur-loop;
$easing: $ease-pop;
$color: $subject-blue-deep;   // 크림 글자가 얹히므로 진한 파랑

@include stage($stage-paper);

.bp-bubble {
  max-width: min(280px, 84vw);
  padding: $sp-4 $sp-5;
  border-radius: $r-card;
  box-sizing: border-box;
  background: $color;
  color: $subject-cream;
  font: 500 14px/1.5 -apple-system, "Segoe UI", sans-serif;
  box-shadow: $shadow-press;
}

// 실사용: 답변이 도착하는 순간 한 번만 재생 (transitionend 뒤 그대로 유지)
@keyframes bp-pop {
  0%   { transform: scale(.82); opacity: 0; }
  15%  { transform: scale(1.05); opacity: 1; }
  25%  { transform: scale(1); opacity: 1; }
  70%  { transform: scale(1); opacity: 1; }
  85%  { transform: scale(.9); opacity: 0; }
  100% { transform: scale(.82); opacity: 0; }
}
.bp-bubble.is-demo {
  animation: bp-pop $duration $easing infinite;
}

@media (prefers-reduced-motion: reduce) {
  .bp-bubble.is-demo {
    animation: none !important;
    transform: none !important;
    opacity: 1 !important;
  }
}

html, body {
  margin: 0;
  overflow: hidden;
}

.stage {
  box-sizing: border-box;
  min-height: 100vh;
  display: grid;
  place-items: center;
  margin: 0;
  background: #ffffff;
  font-family: -apple-system, "Segoe UI", "Noto Sans KR", sans-serif;
  padding: clamp(8px, 4vw, 24px);
}

.bp-bubble {
  max-width: min(280px, 84vw);
  padding: 16px 20px;
  border-radius: 16px;
  box-sizing: border-box;
  background: #0a4fe8;
  color: #fff7e6;
  font: 500 14px/1.5 -apple-system, "Segoe UI", sans-serif;
  box-shadow: 0 6px 12px rgba(23, 20, 26, 0.32);
}

@keyframes bp-pop {
  0% {
    transform: scale(0.82);
    opacity: 0;
  }
  15% {
    transform: scale(1.05);
    opacity: 1;
  }
  25% {
    transform: scale(1);
    opacity: 1;
  }
  70% {
    transform: scale(1);
    opacity: 1;
  }
  85% {
    transform: scale(0.9);
    opacity: 0;
  }
  100% {
    transform: scale(0.82);
    opacity: 0;
  }
}
.bp-bubble.is-demo {
  animation: bp-pop 2s cubic-bezier(0.2, 1.4, 0.4, 1) infinite;
}

@media (prefers-reduced-motion: reduce) {
  .bp-bubble.is-demo {
    animation: none !important;
    transform: none !important;
    opacity: 1 !important;
  }
}

import { CSSProperties } from "react";
import styles from "./BubblePopIn.module.scss";

type Vars = CSSProperties & {
  "--duration"?: string;
  "--easing"?: string;
  "--color"?: string;
};

export interface BubblePopInProps {
  duration?: string;
  easing?: string;
  color?: string;
  text?: string;
}

export default function BubblePopIn({
  duration = "2s",
  easing = "cubic-bezier(.2, 1.4, .4, 1)",
  color = "#0a4fe8",
  text = "Here's the summary you asked for.",
}: BubblePopInProps) {
  const style: Vars = {
    "--duration": duration,
    "--easing": easing,
    "--color": color,
  };
  return (
    <div className={styles.bubble} style={style}>
      {text}
    </div>
  );
}