08Pattern marquee strip

<main class="stage">
  <section class="marqm" aria-label="Pattern marquee strip">
    <div class="marqm__viewport">
      <div class="marqm__track">
        <span class="marqm__tok marqm__tok--dot"></span>
        <span class="marqm__tok marqm__tok--squig"></span>
        <span class="marqm__tok marqm__tok--cross"></span>
        <span class="marqm__tok marqm__tok--half"></span>
        <span class="marqm__tok marqm__tok--tri"></span>
        <span class="marqm__tok marqm__tok--dot"></span>
        <span class="marqm__tok marqm__tok--squig"></span>
        <span class="marqm__tok marqm__tok--cross"></span>
        <span class="marqm__tok marqm__tok--half"></span>
        <span class="marqm__tok marqm__tok--tri"></span>
      </div>
    </div>
    <p class="marqm__hint">A strip leading to the next section</p>
  </section>
</main>

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

// 멤피스 팔레트 — 01 과 같은 값
$mem-base:  #fdf4ec;
$mem-sheet: #ffffff;
$mem-ink:   #241f26;
$mem-stone: #5d5560;
$mem-coral: #d5aea9;
$mem-lemon: #cec29c;
$mem-sky:   #82adc2;
$mem-mint:  #71b9ab;
$mem-pink:  #ebd6db;

$duration: $dur-loop;    // 조각 한 벌이 띠를 한 바퀴 도는 주기
$easing: linear;         // 흐름은 일정 속도 — 절반 지점과 한 바퀴 지점이 픽셀까지 같아야 한다
$color: $mem-coral;      // 점 조각의 색

@include stage($mem-base);

.marqm {
  box-sizing: border-box;
  width: clamp(272px, 90vw, 416px);
}

.marqm__viewport {
  overflow: hidden;
  border-radius: $r-card;
  background: $mem-sheet;
  border: 3px solid $mem-ink;
  box-shadow: 0 6px 0 $mem-ink;
}

// 트랙 — 같은 다섯 조각을 두 벌 깐다. 간격은 gap 이 아니라 margin-right(2N 개 사이 gap 은 2N-1 개라 -50% 가 어긋난다)
.marqm__track {
  display: flex;
  width: max-content;
  align-items: center;
  padding: $sp-4 0;
  animation: trackFlow $duration $easing infinite;
}

.marqm__tok {
  margin-right: $sp-4;
}
// 점 — 동그라미 하나
.marqm__tok--dot {
  width: 22px;
  height: 22px;
  border-radius: 50%;
  background: $color;
  border: 3px solid $mem-ink;
}
// 물결 — 톱니 원뿔 한 줄짜리 리본
.marqm__tok--squig {
  width: 44px;
  height: 12px;
  background: conic-gradient(from 315deg at 50% 100%, $mem-lemon 0 90deg, transparent 90deg 360deg) 0 0 / 12px 12px repeat-x;
  border-top: 3px solid $mem-ink;
}
// 십자 — 막대 두 개
.marqm__tok--cross {
  position: relative;
  width: 22px;
  height: 22px;
}
.marqm__tok--cross::before,
.marqm__tok--cross::after {
  content: "";
  position: absolute;
  background: $mem-sky;
  border: 2px solid $mem-ink;
  border-radius: $r-xs;
}
.marqm__tok--cross::before { left: 50%; top: 0; width: 8px; height: 100%; transform: translateX(-50%); }
.marqm__tok--cross::after  { top: 50%; left: 0; height: 8px; width: 100%; transform: translateY(-50%); }
// 반원
.marqm__tok--half {
  width: 26px;
  height: 14px;
  border-radius: $r-pill $r-pill 0 0;
  background: $mem-mint;
  border: 3px solid $mem-ink;
}
// 삼각
.marqm__tok--tri {
  width: 24px;
  height: 22px;
  background: $mem-pink;
  clip-path: polygon(50% 0, 100% 100%, 0 100%);
}

.marqm__hint {
  margin: $sp-3 0 0;
  color: $mem-stone;
  font-weight: 600; font-size: clamp(11px, 2.6vw, 13px); line-height: 1;
  font-family: inherit;
  text-align: center;
}

// 한 벌만큼(-50%) 민다 — 두 벌이 픽셀 단위로 같으므로 이음매가 없다
@keyframes trackFlow {
  from { transform: translateX(0); }
  to   { transform: translateX(-50%); }
}

@media (max-width: 340px), (max-height: 220px) {
  .marqm { width: 240px; }
  .marqm__track { padding: $sp-3 0; }
  .marqm__tok { margin-right: $sp-3; }
  .marqm__tok--dot { width: 18px; height: 18px; }
  .marqm__tok--squig { width: 36px; }
  .marqm__tok--cross { width: 18px; height: 18px; }
  .marqm__tok--half { width: 22px; height: 12px; }
  .marqm__tok--tri { width: 20px; height: 18px; }
  .marqm__hint { margin-top: $sp-2; font-size: 10px; }
}

@media (prefers-reduced-motion: reduce) {
  .marqm__track { animation: none !important; transform: none; }
}

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

.stage {
  box-sizing: border-box;
  min-height: 100vh;
  display: grid;
  place-items: center;
  margin: 0;
  background: #fdf4ec;
  font-family: -apple-system, "Segoe UI", "Noto Sans KR", sans-serif;
  padding: clamp(8px, 4vw, 24px);
}

.marqm {
  box-sizing: border-box;
  width: clamp(272px, 90vw, 416px);
}

.marqm__viewport {
  overflow: hidden;
  border-radius: 16px;
  background: #ffffff;
  border: 3px solid #241f26;
  box-shadow: 0 6px 0 #241f26;
}

.marqm__track {
  display: flex;
  width: max-content;
  align-items: center;
  padding: 16px 0;
  animation: trackFlow 2s linear infinite;
}

.marqm__tok {
  margin-right: 16px;
}

.marqm__tok--dot {
  width: 22px;
  height: 22px;
  border-radius: 50%;
  background: #d5aea9;
  border: 3px solid #241f26;
}

.marqm__tok--squig {
  width: 44px;
  height: 12px;
  background: conic-gradient(from 315deg at 50% 100%, #cec29c 0 90deg, transparent 90deg 360deg) 0 0/12px 12px repeat-x;
  border-top: 3px solid #241f26;
}

.marqm__tok--cross {
  position: relative;
  width: 22px;
  height: 22px;
}

.marqm__tok--cross::before,
.marqm__tok--cross::after {
  content: "";
  position: absolute;
  background: #82adc2;
  border: 2px solid #241f26;
  border-radius: 4px;
}

.marqm__tok--cross::before {
  left: 50%;
  top: 0;
  width: 8px;
  height: 100%;
  transform: translateX(-50%);
}

.marqm__tok--cross::after {
  top: 50%;
  left: 0;
  height: 8px;
  width: 100%;
  transform: translateY(-50%);
}

.marqm__tok--half {
  width: 26px;
  height: 14px;
  border-radius: 999px 999px 0 0;
  background: #71b9ab;
  border: 3px solid #241f26;
}

.marqm__tok--tri {
  width: 24px;
  height: 22px;
  background: #ebd6db;
  clip-path: polygon(50% 0, 100% 100%, 0 100%);
}

.marqm__hint {
  margin: 12px 0 0;
  color: #5d5560;
  font-weight: 600;
  font-size: clamp(11px, 2.6vw, 13px);
  line-height: 1;
  font-family: inherit;
  text-align: center;
}

@keyframes trackFlow {
  from {
    transform: translateX(0);
  }
  to {
    transform: translateX(-50%);
  }
}
@media (max-width: 340px), (max-height: 220px) {
  .marqm {
    width: 240px;
  }
  .marqm__track {
    padding: 12px 0;
  }
  .marqm__tok {
    margin-right: 12px;
  }
  .marqm__tok--dot {
    width: 18px;
    height: 18px;
  }
  .marqm__tok--squig {
    width: 36px;
  }
  .marqm__tok--cross {
    width: 18px;
    height: 18px;
  }
  .marqm__tok--half {
    width: 22px;
    height: 12px;
  }
  .marqm__tok--tri {
    width: 20px;
    height: 18px;
  }
  .marqm__hint {
    margin-top: 8px;
    font-size: 10px;
  }
}
@media (prefers-reduced-motion: reduce) {
  .marqm__track {
    animation: none !important;
    transform: none;
  }
}

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

export type MarqueeBandMemphisProps = {
  hint?: string;
  /** 한 주기(기본 2000ms) */
  duration?: number;
  easing?: string;
  /** 점 조각의 색 */
  color?: string;
};

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

/* 같은 다섯 조각(점·물결·십자·반원·삼각)을 두 벌 깐다 */
const TOKS = [styles.tokDot, styles.tokSquig, styles.tokCross, styles.tokHalf, styles.tokTri];

export default function MarqueeBandMemphis({
  hint = "다음 섹션으로 이어지는 띠",
  duration = 2000,
  easing = "linear",
  color = "#ff5c47",
}: MarqueeBandMemphisProps) {
  const vars: Vars = { "--duration": `${duration}ms`, "--easing": easing, "--color": color };
  const track = [...TOKS, ...TOKS];

  return (
    <section className={styles.marqm} style={vars} aria-label="패턴 마퀴 띠">
      <div className={styles.viewport}>
        <div className={styles.track}>
          {track.map((t, i) => (
            <span key={i} className={`${styles.tok} ${t}`} />
          ))}
        </div>
      </div>
      <p className={styles.hint}>{hint}</p>
    </section>
  );
}