06Chrome metal text

<main class="stage">
  <h1 class="chrome">Racing Champion</h1>
</main>

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

$duration: $dur-loop;                              // 반사광이 표면을 한 번 훑는 시간
$easing: $ease-out;
$color: $subject-ink;                               // 가장 어두운 밴드 색

@include stage($stage-yellow);

.chrome {
  margin: 0;
  font-weight: 900; font-size: clamp(28px, 8.8vw, 46px); line-height: 1.2; font-family: inherit;
  text-align: center;
  background: linear-gradient(
    100deg,
    $color 0%, $stage-paper 12%, $color 24%,
    $subject-cream 40%, $stage-paper 52%, $color 64%,
    $stage-paper 80%, $color 100%
  );
  background-size: 220% 100%;
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
  -webkit-text-fill-color: transparent;
  animation: reflect $duration $easing infinite;
}

@keyframes reflect {
  0%   { background-position: 100% 50%; }
  100% { background-position: -20% 50%; }
}

@media (prefers-reduced-motion: reduce) {
  .chrome { animation: none; background-position: 40% 50%; }
}

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

.stage {
  box-sizing: border-box;
  min-height: 100vh;
  display: grid;
  place-items: center;
  margin: 0;
  background: #ffd23f;
  font-family: -apple-system, "Segoe UI", "Noto Sans KR", sans-serif;
  padding: clamp(8px, 4vw, 24px);
}

.chrome {
  margin: 0;
  font-weight: 900;
  font-size: clamp(28px, 8.8vw, 46px);
  line-height: 1.2;
  font-family: inherit;
  text-align: center;
  background: linear-gradient(100deg, #17141a 0%, #ffffff 12%, #17141a 24%, #fff7e6 40%, #ffffff 52%, #17141a 64%, #ffffff 80%, #17141a 100%);
  background-size: 220% 100%;
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
  -webkit-text-fill-color: transparent;
  animation: reflect 2s ease-out infinite;
}

@keyframes reflect {
  0% {
    background-position: 100% 50%;
  }
  100% {
    background-position: -20% 50%;
  }
}
@media (prefers-reduced-motion: reduce) {
  .chrome {
    animation: none;
    background-position: 40% 50%;
  }
}

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

export type ChromeMetalTextProps = {
  text: string;
  /** 반사광이 표면을 한 번 훑는 시간 (기본 2000ms) */
  duration?: number;
  easing?: string;
  /** 가장 어두운 밴드 색 */
  color?: string;
};

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

export default function ChromeMetalText({
  text,
  duration = 2000,
  easing = "ease-out",
  color = "#17141a",
}: ChromeMetalTextProps) {
  const vars: Vars = { "--duration": `${duration}ms`, "--easing": easing, "--color": color };
  return <h1 className={styles.chrome} style={vars}>{text}</h1>;
}