06Orb-avatar testimonials

<main class="stage">
<section class="tm is-demo" id="tm">
  <p class="tm__eyebrow">
    <span class="tm__ico" aria-hidden="true"><svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 256 256" fill="currentColor"><path d="M224,128A96,96,0,0,1,79.93,211.11h0L42.54,223.58a8,8,0,0,1-10.12-10.12l12.47-37.39h0A96,96,0,1,1,224,128Z" opacity="0.2"/><path d="M128,24A104,104,0,0,0,36.18,176.88L24.83,210.93a16,16,0,0,0,20.24,20.24l34.05-11.35A104,104,0,1,0,128,24Zm0,192a87.87,87.87,0,0,1-44.06-11.81,8,8,0,0,0-4-1.08,7.85,7.85,0,0,0-2.53.42L40,216,52.47,178.6a8,8,0,0,0-.66-6.54A88,88,0,1,1,128,216Zm12-88a12,12,0,1,1-12-12A12,12,0,0,1,140,128Zm-44,0a12,12,0,1,1-12-12A12,12,0,0,1,96,128Zm88,0a12,12,0,1,1-12-12A12,12,0,0,1,184,128Z"/></svg></span>
    People who tried it first
  </p>
  <div class="tm__grid">
    <article class="tm__card">
      <span class="tm__orb tm__orb--first" aria-hidden="true"></span>
      <p class="tm__quote">Drop in notes, get back the to-dos.</p>
      <p class="tm__role">Data analyst</p>
    </article>
    <article class="tm__card">
      <span class="tm__orb tm__orb--second" aria-hidden="true"></span>
      <p class="tm__quote">Drafts come in three tones; I pick one.</p>
      <p class="tm__role">Product designer</p>
    </article>
    <article class="tm__card">
      <span class="tm__orb tm__orb--third" aria-hidden="true"></span>
      <p class="tm__quote">Paste a log and it points at what broke.</p>
      <p class="tm__role">Backend dev</p>
    </article>
  </div>
</section>
</main>

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

// 변형은 이 셋만 바꾼다
$duration: $dur-loop;   // 2초 안에 카드 셋이 667ms 간격으로 한 번씩 반응한다
$easing: $ease-spring;
$color: $subject-blue;

@include stage($stage-ink);

// 오브 아바타 표면 — 하이라이트 한 겹 + 본체 한 겹. 색조만 바꿔 말하는 사람을 구분한다
@mixin orbSkin($hue) {
  background:
    radial-gradient(circle at 32% 26%, rgba(255, 255, 255, .95) 0%, rgba(255, 255, 255, 0) 44%),
    radial-gradient(circle at 52% 56%, $hue 0%, rgba($hue, .5) 58%, rgba($subject-ink, .92) 100%);
  box-shadow: 0 0 12px rgba($hue, .42);   // 빛 무리. 오브 opacity 가 내려가면 무리도 같이 죽는다
}

.tm { width: min(100%, 432px); }

.tm__eyebrow {
  display: flex; align-items: center; gap: $sp-1; margin: 0;
  font-weight: 700; font-size: clamp(8px, 2.4vw, 10px); line-height: 1; letter-spacing: .08em;
  color: rgba(255, 255, 255, .72);        // 잉크 무대 위 9.81:1 — 계산 2026-09-12
}
.tm__ico { display: inline-flex; width: 12px; height: 12px; flex: 0 0 auto; color: $color; }  // 장식, 잉크 위 4.03:1
.tm__ico svg { width: 100%; height: 100%; }

.tm__grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: $sp-3; margin: $sp-3 0 0; }

.tm__card {
  box-sizing: border-box; padding: $sp-3; border: 1px solid rgba(255, 255, 255, .1);
  border-radius: $r-card; background: rgba(255, 255, 255, .06);
  transition: transform $dur-quick $easing;
}

.tm__orb {
  display: block; width: 28px; height: 28px; border-radius: 50%; opacity: .78;
  transform-origin: 50% 50%;              // 아바타는 제 중심에서 커진다 (모서리 origin 은 밀려 보인다)
  transition: transform $dur-quick $easing, opacity $dur-quick $easing;
}
.tm__orb--first  { @include orbSkin($subject-blue); }
.tm__orb--second { @include orbSkin($subject-pink); }
.tm__orb--third  { @include orbSkin($subject-mint); }

.tm__quote {
  margin: $sp-2 0 0; font-weight: 600; font-size: clamp(8px, 2.6vw, 10px); line-height: 1.45;
  color: $subject-cream;                  // 카드 바탕(#252228) 위 14.72:1
}
.tm__role {
  margin: $sp-2 0 0; font-weight: 500; font-size: clamp(7px, 2vw, 9px); line-height: 1.3;
  color: rgba(255, 255, 255, .68);        // 카드 바탕 위 7.99:1
}

// 실제 조작 — 손을 올리거나(터치는 :active) 하면 오브가 커지며 밝아지고 카드가 뜬다
.tm__card:hover, .tm__card:active { transform: translateY(-4px); }
.tm__card:hover .tm__orb, .tm__card:active .tm__orb { opacity: 1; transform: scale(1.18); }

// ── 미리보기 루프: 같은 반응을 카드 순서대로 강제한다
// animation 단축은 delay 를 0s 로 리셋하므로 낱개 속성으로. 지연이 걸린 쪽은 fill-mode: backwards 필수
.tm.is-demo .tm__card,
.tm.is-demo .tm__orb {
  animation-duration: $duration; animation-timing-function: $easing;
  animation-iteration-count: infinite; animation-fill-mode: backwards;
}
.tm.is-demo .tm__card { animation-name: tmLift; }
.tm.is-demo .tm__orb { animation-name: tmOrbPop; }
.tm.is-demo .tm__card:nth-child(2), .tm.is-demo .tm__card:nth-child(2) .tm__orb { animation-delay: 667ms; }
.tm.is-demo .tm__card:nth-child(3), .tm.is-demo .tm__card:nth-child(3) .tm__orb { animation-delay: 1334ms; }

@keyframes tmLift {
  0%   { transform: translateY(0); }
  12%  { transform: translateY(-4px); }
  28%  { transform: translateY(-4px); }
  40%  { transform: translateY(0); }
  100% { transform: translateY(0); }
}
@keyframes tmOrbPop {
  0%   { opacity: .78; transform: scale(1); }
  12%  { opacity: 1;   transform: scale(1.18); }
  28%  { opacity: 1;   transform: scale(1.14); }
  40%  { opacity: .78; transform: scale(1); }
  100% { opacity: .78; transform: scale(1); }
}

// ── 320×200 폰 압축 (BD9). 이 안에서는 간격을 올리지 않는다
@media (max-width: 340px), (max-height: 220px) {
  .tm__eyebrow { font-size: 8px; }
  .tm__ico { width: 10px; height: 10px; }
  .tm__grid { gap: $sp-2; margin-top: $sp-2; }
  .tm__card { padding: $sp-2; }
  .tm__orb { width: 20px; height: 20px; }
  .tm__quote { font-size: 8px; margin-top: $sp-1; }
  .tm__role { font-size: 7px; margin-top: $sp-1; }
}

@media (prefers-reduced-motion: reduce) {
  .tm.is-demo .tm__card,
  .tm.is-demo .tm__orb { animation: none !important; transform: none !important; opacity: 1 !important; }
  .tm__card, .tm__orb { transition: none !important; }
}

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

.stage {
  box-sizing: border-box;
  min-height: 100vh;
  display: grid;
  place-items: center;
  margin: 0;
  background: #17141a;
  font-family: -apple-system, "Segoe UI", "Noto Sans KR", sans-serif;
  padding: clamp(8px, 4vw, 24px);
}

.tm {
  width: min(100%, 432px);
}

.tm__eyebrow {
  display: flex;
  align-items: center;
  gap: 4px;
  margin: 0;
  font-weight: 700;
  font-size: clamp(8px, 2.4vw, 10px);
  line-height: 1;
  letter-spacing: 0.08em;
  color: rgba(255, 255, 255, 0.72);
}

.tm__ico {
  display: inline-flex;
  width: 12px;
  height: 12px;
  flex: 0 0 auto;
  color: #2f6df6;
}

.tm__ico svg {
  width: 100%;
  height: 100%;
}

.tm__grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 12px;
  margin: 12px 0 0;
}

.tm__card {
  box-sizing: border-box;
  padding: 12px;
  border: 1px solid rgba(255, 255, 255, 0.1);
  border-radius: 16px;
  background: rgba(255, 255, 255, 0.06);
  transition: transform 220ms cubic-bezier(0.2, 0.8, 0.2, 1);
}

.tm__orb {
  display: block;
  width: 28px;
  height: 28px;
  border-radius: 50%;
  opacity: 0.78;
  transform-origin: 50% 50%;
  transition: transform 220ms cubic-bezier(0.2, 0.8, 0.2, 1), opacity 220ms cubic-bezier(0.2, 0.8, 0.2, 1);
}

.tm__orb--first {
  background: radial-gradient(circle at 32% 26%, rgba(255, 255, 255, 0.95) 0%, rgba(255, 255, 255, 0) 44%), radial-gradient(circle at 52% 56%, #2f6df6 0%, rgba(47, 109, 246, 0.5) 58%, rgba(23, 20, 26, 0.92) 100%);
  box-shadow: 0 0 12px rgba(47, 109, 246, 0.42);
}

.tm__orb--second {
  background: radial-gradient(circle at 32% 26%, rgba(255, 255, 255, 0.95) 0%, rgba(255, 255, 255, 0) 44%), radial-gradient(circle at 52% 56%, #ff9ebb 0%, rgba(255, 158, 187, 0.5) 58%, rgba(23, 20, 26, 0.92) 100%);
  box-shadow: 0 0 12px rgba(255, 158, 187, 0.42);
}

.tm__orb--third {
  background: radial-gradient(circle at 32% 26%, rgba(255, 255, 255, 0.95) 0%, rgba(255, 255, 255, 0) 44%), radial-gradient(circle at 52% 56%, #4cd4a6 0%, rgba(76, 212, 166, 0.5) 58%, rgba(23, 20, 26, 0.92) 100%);
  box-shadow: 0 0 12px rgba(76, 212, 166, 0.42);
}

.tm__quote {
  margin: 8px 0 0;
  font-weight: 600;
  font-size: clamp(8px, 2.6vw, 10px);
  line-height: 1.45;
  color: #fff7e6;
}

.tm__role {
  margin: 8px 0 0;
  font-weight: 500;
  font-size: clamp(7px, 2vw, 9px);
  line-height: 1.3;
  color: rgba(255, 255, 255, 0.68);
}

.tm__card:hover, .tm__card:active {
  transform: translateY(-4px);
}

.tm__card:hover .tm__orb, .tm__card:active .tm__orb {
  opacity: 1;
  transform: scale(1.18);
}

.tm.is-demo .tm__card,
.tm.is-demo .tm__orb {
  animation-duration: 2s;
  animation-timing-function: cubic-bezier(0.2, 0.8, 0.2, 1);
  animation-iteration-count: infinite;
  animation-fill-mode: backwards;
}

.tm.is-demo .tm__card {
  animation-name: tmLift;
}

.tm.is-demo .tm__orb {
  animation-name: tmOrbPop;
}

.tm.is-demo .tm__card:nth-child(2), .tm.is-demo .tm__card:nth-child(2) .tm__orb {
  animation-delay: 667ms;
}

.tm.is-demo .tm__card:nth-child(3), .tm.is-demo .tm__card:nth-child(3) .tm__orb {
  animation-delay: 1334ms;
}

@keyframes tmLift {
  0% {
    transform: translateY(0);
  }
  12% {
    transform: translateY(-4px);
  }
  28% {
    transform: translateY(-4px);
  }
  40% {
    transform: translateY(0);
  }
  100% {
    transform: translateY(0);
  }
}
@keyframes tmOrbPop {
  0% {
    opacity: 0.78;
    transform: scale(1);
  }
  12% {
    opacity: 1;
    transform: scale(1.18);
  }
  28% {
    opacity: 1;
    transform: scale(1.14);
  }
  40% {
    opacity: 0.78;
    transform: scale(1);
  }
  100% {
    opacity: 0.78;
    transform: scale(1);
  }
}
@media (max-width: 340px), (max-height: 220px) {
  .tm__eyebrow {
    font-size: 8px;
  }
  .tm__ico {
    width: 10px;
    height: 10px;
  }
  .tm__grid {
    gap: 8px;
    margin-top: 8px;
  }
  .tm__card {
    padding: 8px;
  }
  .tm__orb {
    width: 20px;
    height: 20px;
  }
  .tm__quote {
    font-size: 8px;
    margin-top: 4px;
  }
  .tm__role {
    font-size: 7px;
    margin-top: 4px;
  }
}
@media (prefers-reduced-motion: reduce) {
  .tm.is-demo .tm__card,
  .tm.is-demo .tm__orb {
    animation: none !important;
    transform: none !important;
    opacity: 1 !important;
  }
  .tm__card, .tm__orb {
    transition: none !important;
  }
}

var tm = document.getElementById('tm');
function stopLoop() { tm.classList.remove('is-demo'); }
tm.addEventListener('pointerenter', stopLoop);
tm.addEventListener('click', stopLoop);

import { useState } from "react";
import styles from "./TestimonialOrb.module.scss";

export type TestimonialOrbProps = {
  /** 카드 셋이 한 바퀴 도는 시간(ms). 카드 수로 나눈 값이 카드 사이 간격이 된다 */
  duration?: number;
  easing?: string;
  /** 오브 아바타 색조. 6자리 hex 로 준다 */
  hues?: string[];
};

type Quote = { quote: string; role: string };

const QUOTES: Quote[] = [
  { quote: "회의록을 넣으면 할 일만 추려서 돌려줘요.", role: "데이터 분석가" },
  { quote: "초안을 세 가지 말투로 받아 골라 씁니다.", role: "제품 디자이너" },
  { quote: "로그를 붙여넣으면 어디가 터졌는지 짚어줘요.", role: "백엔드 개발자" },
];

// 6자리 hex 에 알파 두 자리를 붙인다 — #2f6df6 + "73" 꼴
function withAlpha(hex: string, alpha: number): string {
  const n = Math.round(alpha * 255);
  return hex + (n < 16 ? "0" : "") + n.toString(16);
}

export default function TestimonialOrb({
  duration = 2000,
  easing = "cubic-bezier(.2, .8, .2, 1)",
  hues = ["#2f6df6", "#ff9ebb", "#4cd4a6"],
}: TestimonialOrbProps) {
  const [demo, setDemo] = useState(true);
  const stopLoop = () => { setDemo(false); };

  const orbSkin = (hue: string) => ({
    background:
      "radial-gradient(circle at 32% 26%, rgba(255, 255, 255, 0.95) 0%, rgba(255, 255, 255, 0) 44%), " +
      "radial-gradient(circle at 52% 56%, " + hue + " 0%, " + withAlpha(hue, 0.5) + " 58%, rgba(23, 20, 26, 0.92) 100%)",
    boxShadow: "0 0 12px " + withAlpha(hue, 0.42),
  });
  // animation 단축을 쓰면 delay 가 0s 로 리셋된다 → 낱개로. 지연이 걸리므로 fill-mode 는 scss 쪽에서 backwards
  const loop = (i: number) => ({
    animationDuration: duration + "ms",
    animationTimingFunction: easing,
    animationDelay: Math.round((duration / QUOTES.length) * i) + "ms",
  });

  return (
    <main className={styles.stage}>
      <section
        className={`${styles.tm} ${demo ? styles.demoLoop : ""}`}
        onPointerEnter={stopLoop}
        onClick={stopLoop}
      >
        <p className={styles.eyebrow}>
          <span className={styles.ico} aria-hidden="true">
            <svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 256 256" fill="currentColor"><path d="M224,128A96,96,0,0,1,79.93,211.11h0L42.54,223.58a8,8,0,0,1-10.12-10.12l12.47-37.39h0A96,96,0,1,1,224,128Z" opacity="0.2"/><path d="M128,24A104,104,0,0,0,36.18,176.88L24.83,210.93a16,16,0,0,0,20.24,20.24l34.05-11.35A104,104,0,1,0,128,24Zm0,192a87.87,87.87,0,0,1-44.06-11.81,8,8,0,0,0-4-1.08,7.85,7.85,0,0,0-2.53.42L40,216,52.47,178.6a8,8,0,0,0-.66-6.54A88,88,0,1,1,128,216Zm12-88a12,12,0,1,1-12-12A12,12,0,0,1,140,128Zm-44,0a12,12,0,1,1-12-12A12,12,0,0,1,96,128Zm88,0a12,12,0,1,1-12-12A12,12,0,0,1,184,128Z"/></svg>
          </span>
          먼저 써 본 사람들
        </p>
        <div className={styles.grid}>
          {QUOTES.map((q, i) => (
            <article key={q.role} className={styles.card} style={demo ? loop(i) : undefined}>
              <span
                className={styles.orb}
                aria-hidden="true"
                style={demo ? { ...orbSkin(hues[i % hues.length]), ...loop(i) } : orbSkin(hues[i % hues.length])}
              />
              <p className={styles.quote}>{q.quote}</p>
              <p className={styles.role}>{q.role}</p>
            </article>
          ))}
        </div>
      </section>
    </main>
  );
}