03Avatar list

<main class="stage">
  <div class="list">
    <div class="row"><span class="avatar"></span><span class="meta"><span class="l1"></span><span class="l2"></span></span></div>
    <div class="row"><span class="avatar"></span><span class="meta"><span class="l1"></span><span class="l2"></span></span></div>
    <div class="row"><span class="avatar"></span><span class="meta"><span class="l1"></span><span class="l2"></span></span></div>
    <div class="row"><span class="avatar"></span><span class="meta"><span class="l1"></span><span class="l2"></span></span></div>
    <div class="row"><span class="avatar"></span><span class="meta"><span class="l1"></span><span class="l2"></span></span></div>
    <span class="sheen" aria-hidden="true"></span>
  </div>
</main>

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

// ── 변수 3개 ──────────────────────────────────────────
$duration: $dur-loop;                            // 빛이 목록 전체를 훑는 시간
$easing: $ease-out;
$color: $subject-cream;                          // 아바타·막대 색 (주황 무대라 크림)

@include stage($stage-orange);

.list {
  position: relative;                            // 훑는 빛의 기준
  overflow: hidden;                              // 빛이 목록 밖으로 안 나가게
  width: clamp(210px, 76%, 320px);
  display: grid;
  gap: clamp(6px, 2.4vw, 12px);
  border-radius: $r-card;
}

.row { display: flex; align-items: center; gap: clamp(8px, 2.6vw, 12px); }

.avatar {
  flex: none;
  width: clamp(20px, 6.4vw, 32px);
  height: clamp(20px, 6.4vw, 32px);
  border-radius: $r-pill;                        // 동그란 아바타
  background: rgba($color, .22);
}

.meta { flex: 1; display: grid; gap: 5px; }
.l1 { height: clamp(8px, 2.6vw, 11px); border-radius: $r-control; background: rgba($color, .22); width: 78%; }
.l2 { height: clamp(6px, 2.2vw, 9px); border-radius: $r-control; background: rgba($color, .14); width: 48%; }

.row:nth-child(2) .l1 { width: 55%; }
.row:nth-child(3) .l1 { width: 90%; }
.row:nth-child(4) .l1 { width: 62%; }
.row:nth-child(5) .l1 { width: 82%; }

// ── 빛 한 줄기가 목록 전체를 한 번에 훑는다 (01·02는 막대마다, 03은 하나로) ──
.sheen {
  position: absolute;
  inset: 0;
  background: linear-gradient(90deg, transparent, rgba($stage-paper, .4), transparent);
  transform: translateX(-120%);
  animation: shimmer $duration $easing infinite;
  pointer-events: none;
}

@keyframes shimmer {
  to { transform: translateX(120%); }
}

@media (prefers-reduced-motion: reduce) {
  .sheen { animation: none !important; opacity: 0; }
}

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

.stage {
  box-sizing: border-box;
  min-height: 100vh;
  display: grid;
  place-items: center;
  margin: 0;
  background: #ff4d1f;
  font-family: -apple-system, "Segoe UI", "Noto Sans KR", sans-serif;
  padding: clamp(8px, 4vw, 24px);
}

.list {
  position: relative;
  overflow: hidden;
  width: clamp(210px, 76%, 320px);
  display: grid;
  gap: clamp(6px, 2.4vw, 12px);
  border-radius: 16px;
}

.row {
  display: flex;
  align-items: center;
  gap: clamp(8px, 2.6vw, 12px);
}

.avatar {
  flex: none;
  width: clamp(20px, 6.4vw, 32px);
  height: clamp(20px, 6.4vw, 32px);
  border-radius: 999px;
  background: rgba(255, 247, 230, 0.22);
}

.meta {
  flex: 1;
  display: grid;
  gap: 5px;
}

.l1 {
  height: clamp(8px, 2.6vw, 11px);
  border-radius: 12px;
  background: rgba(255, 247, 230, 0.22);
  width: 78%;
}

.l2 {
  height: clamp(6px, 2.2vw, 9px);
  border-radius: 12px;
  background: rgba(255, 247, 230, 0.14);
  width: 48%;
}

.row:nth-child(2) .l1 {
  width: 55%;
}

.row:nth-child(3) .l1 {
  width: 90%;
}

.row:nth-child(4) .l1 {
  width: 62%;
}

.row:nth-child(5) .l1 {
  width: 82%;
}

.sheen {
  position: absolute;
  inset: 0;
  background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.4), transparent);
  transform: translateX(-120%);
  animation: shimmer 2s ease-out infinite;
  pointer-events: none;
}

@keyframes shimmer {
  to {
    transform: translateX(120%);
  }
}
@media (prefers-reduced-motion: reduce) {
  .sheen {
    animation: none !important;
    opacity: 0;
  }
}

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

export type AvatarListSkeletonProps = {
  /** 빛이 목록 전체를 훑는 시간 (기본 2000ms) */
  duration?: number;
  /** CSS easing (기본 ease-out) */
  easing?: string;
  /** 아바타·막대 색 */
  color?: string;
  /** 줄 수 (기본 5) */
  rows?: number;
  className?: string;
};

const L1_WIDTHS = ["78%", "55%", "90%", "62%", "82%"];

export default function AvatarListSkeleton({
  duration = 2000,
  easing = "ease-out",
  color = "#fff7e6",
  rows = 5,
  className = "",
}: AvatarListSkeletonProps) {
  const vars = { "--duration": `${duration}ms`, "--easing": easing, "--color": color } as CSSProperties;
  return (
    <div className={`${styles.list} ${className}`} style={vars}>
      {Array.from({ length: rows }).map((_, i) => (
        <div key={i} className={styles.row}>
          <span className={styles.avatar} />
          <span className={styles.meta}>
            <span className={styles.l1} style={{ width: L1_WIDTHS[i % L1_WIDTHS.length] } as CSSProperties} />
            <span className={styles.l2} />
          </span>
        </div>
      ))}
      <span className={styles.sheen} aria-hidden="true" />
    </div>
  );
}