05Ticket stub holographic stamp

<main class="stage">
  <div class="ticket">
    <div class="ticket__main">
      <span class="ticket__label">Concert Ticket</span>
    </div>
    <div class="ticket__stub">
      <span class="ticket__stampwrap is-demo" tabindex="0">
        <span class="ticket__stamp" aria-hidden="true"></span>
      </span>
      <span class="ticket__stamp-text">VIP</span>
    </div>
  </div>
</main>

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

$duration: $dur-loop;                                   // 스탬프가 커지는 펄스 한 번의 시간
$easing: $ease-out;
$color: $subject-blue;                                  // 사용 안 함(참고용)

@include stage($stage-ink);

.ticket {
  display: flex;
  width: min(220px, 66vw);
  border-radius: $r-card;
  overflow: hidden;
  box-shadow: $shadow-raised;
}
.ticket__main {
  flex: 1;
  background: $stage-paper;
  padding: $sp-4;
  display: flex; align-items: center;
}
.ticket__label { font-weight: 700; font-size: 12px; color: $stage-ink; font-family: inherit; }
.ticket__stub {
  position: relative;
  width: 76px;
  background: $stage-ink;
  display: grid; place-items: center;
  border-left: 2px dashed rgba($stage-paper, .35);
}
.ticket__stampwrap {
  position: relative;
  width: 46px; height: 46px;
  outline: none;
  transition: transform $duration $easing, filter $duration $easing;
}
.ticket__stamp {
  position: absolute; inset: 0;
  border-radius: $r-pill;
  background: conic-gradient(from 0deg, #dcb9d1, #b9d9dc, #c8dcb9, #dcdab9, #dcb9d1);
  filter: saturate(1.1);
  animation: stamp-spin 3s linear infinite;
}
.ticket__stamp-text {
  position: absolute;
  font-size: 10px; font-weight: 800; color: $stage-ink;
  background: $stage-paper; padding: $sp-1 $sp-2; border-radius: $r-xs;
}

.ticket__stampwrap:hover,
.ticket__stampwrap:focus-visible { transform: scale(1.15); filter: brightness(1.2); }

.ticket__stampwrap.is-demo { animation: stamp-pulse $dur-loop $easing infinite; }

@keyframes stamp-spin { to { transform: rotate(360deg); } }
@keyframes stamp-pulse {
  0%, 20%   { transform: scale(1);     filter: brightness(1); }
  50%       { transform: scale(1.15);  filter: brightness(1.25); }
  80%, 100% { transform: scale(1);     filter: brightness(1); }
}

@media (prefers-reduced-motion: reduce) {
  .ticket__stampwrap { transition: none; }
  .ticket__stamp { animation: none; }
  .ticket__stampwrap.is-demo { animation: none; }
}

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);
}

.ticket {
  display: flex;
  width: min(220px, 66vw);
  border-radius: 16px;
  overflow: hidden;
  box-shadow: 0 14px 24px rgba(23, 20, 26, 0.32);
}

.ticket__main {
  flex: 1;
  background: #ffffff;
  padding: 16px;
  display: flex;
  align-items: center;
}

.ticket__label {
  font-weight: 700;
  font-size: 12px;
  color: #17141a;
  font-family: inherit;
}

.ticket__stub {
  position: relative;
  width: 76px;
  background: #17141a;
  display: grid;
  place-items: center;
  border-left: 2px dashed rgba(255, 255, 255, 0.35);
}

.ticket__stampwrap {
  position: relative;
  width: 46px;
  height: 46px;
  outline: none;
  transition: transform 2s ease-out, filter 2s ease-out;
}

.ticket__stamp {
  position: absolute;
  inset: 0;
  border-radius: 999px;
  background: conic-gradient(from 0deg, #dcb9d1, #b9d9dc, #c8dcb9, #dcdab9, #dcb9d1);
  filter: saturate(1.1);
  animation: stamp-spin 3s linear infinite;
}

.ticket__stamp-text {
  position: absolute;
  font-size: 10px;
  font-weight: 800;
  color: #17141a;
  background: #ffffff;
  padding: 4px 8px;
  border-radius: 4px;
}

.ticket__stampwrap:hover,
.ticket__stampwrap:focus-visible {
  transform: scale(1.15);
  filter: brightness(1.2);
}

.ticket__stampwrap.is-demo {
  animation: stamp-pulse 2s ease-out infinite;
}

@keyframes stamp-spin {
  to {
    transform: rotate(360deg);
  }
}
@keyframes stamp-pulse {
  0%, 20% {
    transform: scale(1);
    filter: brightness(1);
  }
  50% {
    transform: scale(1.15);
    filter: brightness(1.25);
  }
  80%, 100% {
    transform: scale(1);
    filter: brightness(1);
  }
}
@media (prefers-reduced-motion: reduce) {
  .ticket__stampwrap {
    transition: none;
  }
  .ticket__stamp {
    animation: none;
  }
  .ticket__stampwrap.is-demo {
    animation: none;
  }
}

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

export type TicketStubStampProps = {
  label: string;
  stampText: string;
  /** 스탬프가 커지는 펄스 한 번의 시간 (기본 2000ms) */
  duration?: number;
  easing?: string;
  /** 사용 안 함(참고용) */
  color?: string;
};

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

export default function TicketStubStamp({
  label,
  stampText,
  duration = 2000,
  easing = "ease-out",
  color = "#2f6df6",
}: TicketStubStampProps) {
  const vars: Vars = { "--duration": `${duration}ms`, "--easing": easing, "--color": color };
  return (
    <div className={styles.ticket} style={vars}>
      <div className={styles.main}>
        <span className={styles.label}>{label}</span>
      </div>
      <div className={styles.stub}>
        <span className={styles.stampwrap} tabIndex={0}>
          <span className={styles.stamp} aria-hidden="true" />
        </span>
        <span className={styles.stampText}>{stampText}</span>
      </div>
    </div>
  );
}