04Skeleton bảng

<main class="stage">
  <div class="table">
    <div class="row head"><span>Tên</span><span>Trạng thái</span><span>Giá trị</span><span>Ngày</span></div>
    <div class="body">
      <div class="row"><span class="cell"></span><span class="cell"></span><span class="cell"></span><span class="cell"></span></div>
      <div class="row"><span class="cell"></span><span class="cell"></span><span class="cell"></span><span class="cell"></span></div>
      <div class="row"><span class="cell"></span><span class="cell"></span><span class="cell"></span><span class="cell"></span></div>
      <div class="row"><span class="cell"></span><span class="cell"></span><span class="cell"></span><span class="cell"></span></div>
      <div class="row"><span class="cell"></span><span class="cell"></span><span class="cell"></span><span class="cell"></span></div>
      <div class="row"><span class="cell"></span><span class="cell"></span><span class="cell"></span><span class="cell"></span></div>
      <span class="sheen" aria-hidden="true"></span>
    </div>
  </div>
</main>

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

// ── 변수 3개 ──────────────────────────────────────────
$duration: $dur-loop;                            // 빛이 표 몸통을 훑는 시간
$easing: $ease-out;
$color: $subject-ink;                            // 셀 색 (흰 무대라 잉크 톤)

@include stage($stage-paper);

.table {
  width: clamp(220px, 88%, 380px);
  border-radius: $r-card;
  overflow: hidden;
  background: rgba($color, .03);
  box-shadow: $shadow-press;
}

// 열 폭은 헤더와 몸통이 같은 grid-template-columns 를 써서 유지한다
.row {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr 1fr;
  gap: clamp(6px, 2vw, 10px);
  padding: clamp(6px, 2vw, 9px) clamp(10px, 3vw, 14px);
  align-items: center;
}

.row.head {
  font: 600 clamp(10px, 2.8vw, 12px)/1.2 -apple-system, "Segoe UI", "Noto Sans KR", sans-serif;
  color: rgba($color, .7);
  border-bottom: 1px solid rgba($color, .12);
}

.body {
  position: relative;                            // .sheen 의 위치 기준 (빠지면 엉뚱한 곳에 그려진다)
  overflow: hidden;                              // 빛이 몸통 밖(헤더 포함)으로 안 나가게
}

.body .row:nth-child(even) { background: rgba($color, .03); }

.cell {
  height: clamp(9px, 2.6vw, 11px);
  border-radius: $r-control;
  background: rgba($color, .13);
}

// ── 빛 한 줄기가 몸통만 훑는다. 헤더 글자는 그대로 둔다 ──────────
.sheen {
  position: absolute;
  inset: 0;
  background: linear-gradient(90deg, transparent, rgba($subject-blue, .45), 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: #ffffff;
  font-family: -apple-system, "Segoe UI", "Noto Sans KR", sans-serif;
  padding: clamp(8px, 4vw, 24px);
}

.table {
  width: clamp(220px, 88%, 380px);
  border-radius: 16px;
  overflow: hidden;
  background: rgba(23, 20, 26, 0.03);
  box-shadow: 0 6px 12px rgba(23, 20, 26, 0.32);
}

.row {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr 1fr;
  gap: clamp(6px, 2vw, 10px);
  padding: clamp(6px, 2vw, 9px) clamp(10px, 3vw, 14px);
  align-items: center;
}

.row.head {
  font: 600 clamp(10px, 2.8vw, 12px)/1.2 -apple-system, "Segoe UI", "Noto Sans KR", sans-serif;
  color: rgba(23, 20, 26, 0.7);
  border-bottom: 1px solid rgba(23, 20, 26, 0.12);
}

.body {
  position: relative;
  overflow: hidden;
}

.body .row:nth-child(even) {
  background: rgba(23, 20, 26, 0.03);
}

.cell {
  height: clamp(9px, 2.6vw, 11px);
  border-radius: 12px;
  background: rgba(23, 20, 26, 0.13);
}

.sheen {
  position: absolute;
  inset: 0;
  background: linear-gradient(90deg, transparent, rgba(47, 109, 246, 0.45), 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 "./TableSkeleton.module.scss";

export type TableSkeletonProps = {
  /** 빛이 표 몸통을 훑는 시간 (기본 2000ms) */
  duration?: number;
  /** CSS easing (기본 ease-out) */
  easing?: string;
  /** 셀 색 */
  color?: string;
  /** 머리글 (열 폭은 이 배열 길이로 정해진다) */
  columns?: string[];
  /** 몸통 행 수 (기본 6) */
  rows?: number;
  className?: string;
};

export default function TableSkeleton({
  duration = 2000,
  easing = "ease-out",
  color = "#17141a",
  columns = ["이름", "상태", "값", "날짜"],
  rows = 6,
  className = "",
}: TableSkeletonProps) {
  const vars = { "--duration": `${duration}ms`, "--easing": easing, "--color": color } as CSSProperties;
  const template = { gridTemplateColumns: `2fr repeat(${columns.length - 1}, 1fr)` } as CSSProperties;
  return (
    <div className={`${styles.table} ${className}`} style={vars}>
      <div className={`${styles.row} ${styles.head}`} style={template}>
        {columns.map((c) => <span key={c}>{c}</span>)}
      </div>
      <div className={styles.body}>
        {Array.from({ length: rows }).map((_, r) => (
          <div key={r} className={styles.row} style={template}>
            {columns.map((_, c) => <span key={c} className={styles.cell} />)}
          </div>
        ))}
        <span className={styles.sheen} aria-hidden="true" />
      </div>
    </div>
  );
}