04Venue block

<main class="stage">
  <section class="vn is-demo">
    <div class="vn__info">
      <p class="vn__name">○○ Convention Center, 3F</p>
      <p class="vn__addr">123 ○○-ro, Gangnam-gu, Seoul</p>
      <div class="vn__tabs" role="tablist">
        <button class="vn__tab" type="button" role="tab" aria-selected="true" data-i="0">Subway</button>
        <button class="vn__tab" type="button" role="tab" aria-selected="false" data-i="1">Bus</button>
        <button class="vn__tab" type="button" role="tab" aria-selected="false" data-i="2">Car</button>
        <span class="vn__ind" aria-hidden="true"></span>
      </div>
      <div class="vn__panels">
        <p class="vn__panel vn__panel--0">Line 2, ○○ Station Exit 3, 5 min walk.</p>
        <p class="vn__panel vn__panel--1">Bus 000 or 0000, get off at ○○ Station.</p>
        <p class="vn__panel vn__panel--2">Free parking for 2h, then ₩2,000/hr after.</p>
      </div>
    </div>
    <div class="vn__map" aria-hidden="true">
      <span class="vn__pin"></span>
    </div>
  </section>
</main>

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

// ── 변수 3개 ──────────────────────────────────────────
$duration: $dur-base;                              // 탭 인디케이터·패널 전환
$easing: $ease-spring;
$color: $subject-blue;                              // 인디케이터·핀 색

@include stage($stage-paper);

.vn {
  display: grid;
  grid-template-columns: 1.1fr 1fr;
  gap: $sp-4;
  width: min(420px, 94vw);
  align-items: stretch;
}
@media (max-width: 340px) {
  .vn { grid-template-columns: 1fr; }
  .vn__map { display: none; }
  .vn__name { margin-bottom: $sp-1; font-size: 12px; }
  .vn__addr { margin-bottom: $sp-2; font-size: 10px; }
  .vn__tabs { margin-bottom: $sp-2; }
  .vn__tab { padding: $sp-1 0; font-size: 10px; }
  .vn__panel { font-size: 10px; }
}

.vn__name { margin: 0 0 $sp-1; font-weight: 700; font-size: clamp(12px, 3.4vw, 13px); line-height: 1.3; font-family: inherit; color: $subject-ink; }
.vn__addr { margin: 0 0 $sp-3; font-weight: 500; font-size: 11px; line-height: 1.4; font-family: inherit; color: rgba(23, 20, 26, .6); }

.vn__tabs {
  position: relative;
  display: flex;
  border-bottom: 1px solid rgba(23, 20, 26, .12);
  margin-bottom: $sp-3;
}
.vn__tab {
  flex: 1 1 0;
  padding: $sp-2 0;
  background: none; border: 0; cursor: pointer;
  font-weight: 600; font-size: 11px; line-height: 1; font-family: inherit;
  color: rgba($subject-ink, .72);
  -webkit-tap-highlight-color: transparent;
}
.vn__tab[aria-selected="true"] { color: $subject-ink; }
.vn__ind {
  position: absolute; left: 0; bottom: -1px;
  width: calc(100% / 3); height: 2px;
  background: $color;
  transform: translateX(0%);
  transition: transform $duration $easing;
}

.vn__panels { position: relative; display: grid; min-height: 34px; }
.vn__panel {
  grid-area: 1 / 1;
  margin: 0;
  font-weight: 500; font-size: 11px; line-height: 1.5; font-family: inherit;
  color: rgba(23, 20, 26, .75);
  opacity: 0;
  transition: opacity $duration $easing;
}
.vn__panel--0 { opacity: 1; }

.vn__map {
  position: relative;
  border-radius: $r-card;
  background:
    linear-gradient(rgba(23, 20, 26, .08) 1px, transparent 1px) 0 0 / 20px 20px,
    linear-gradient(90deg, rgba(23, 20, 26, .08) 1px, transparent 1px) 0 0 / 20px 20px,
    $subject-cream;
  min-height: 120px;
}
.vn__pin {
  position: absolute; left: 46%; top: 42%;
  width: $sp-3; height: $sp-3;
  border-radius: 50%;
  background: $color;
  box-shadow: 0 0 0 0 rgba(47, 109, 246, .5);
  animation: vn-ping 2s ease-out infinite;
}
@keyframes vn-ping {
  0%   { box-shadow: 0 0 0 0 rgba(47, 109, 246, .5); }
  70%  { box-shadow: 0 0 0 14px rgba(47, 109, 246, 0); }
  100% { box-shadow: 0 0 0 14px rgba(47, 109, 246, 0); }
}

// ── 데모 루프: 클릭 전까지 탭 세 개를 스스로 오간다 ──────────────
.vn.is-demo .vn__ind { animation: vn-loop $dur-loop $easing infinite; }
.vn.is-demo .vn__panel--0 { animation: vn-panel-0 $dur-loop $easing infinite; }
.vn.is-demo .vn__panel--1 { animation: vn-panel-1 $dur-loop $easing infinite; }
.vn.is-demo .vn__panel--2 { animation: vn-panel-2 $dur-loop $easing infinite; }
@keyframes vn-loop {
  0%, 15%  { transform: translateX(0%); }
  33%, 48% { transform: translateX(100%); }
  66%, 81% { transform: translateX(200%); }
  100%     { transform: translateX(0%); }
}
@keyframes vn-panel-0 { 0%, 15% { opacity: 1; } 30%, 100% { opacity: 0; } }
@keyframes vn-panel-1 { 0%, 30% { opacity: 0; } 45%, 63% { opacity: 1; } 78%, 100% { opacity: 0; } }
@keyframes vn-panel-2 { 0%, 63% { opacity: 0; } 78%, 96% { opacity: 1; } 100% { opacity: 0; } }

// ── 접근성 ──────────────────────────────────────────
@media (prefers-reduced-motion: reduce) {
  .vn__ind, .vn__panel { transition: none; }
  .vn__pin { animation: none; }
  .vn.is-demo .vn__ind,
  .vn.is-demo .vn__panel--0,
  .vn.is-demo .vn__panel--1,
  .vn.is-demo .vn__panel--2 { animation: none !important; }
}

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);
}

.vn {
  display: grid;
  grid-template-columns: 1.1fr 1fr;
  gap: 16px;
  width: min(420px, 94vw);
  align-items: stretch;
}

@media (max-width: 340px) {
  .vn {
    grid-template-columns: 1fr;
  }
  .vn__map {
    display: none;
  }
  .vn__name {
    margin-bottom: 4px;
    font-size: 12px;
  }
  .vn__addr {
    margin-bottom: 8px;
    font-size: 10px;
  }
  .vn__tabs {
    margin-bottom: 8px;
  }
  .vn__tab {
    padding: 4px 0;
    font-size: 10px;
  }
  .vn__panel {
    font-size: 10px;
  }
}
.vn__name {
  margin: 0 0 4px;
  font-weight: 700;
  font-size: clamp(12px, 3.4vw, 13px);
  line-height: 1.3;
  font-family: inherit;
  color: #17141a;
}

.vn__addr {
  margin: 0 0 12px;
  font-weight: 500;
  font-size: 11px;
  line-height: 1.4;
  font-family: inherit;
  color: rgba(23, 20, 26, 0.6);
}

.vn__tabs {
  position: relative;
  display: flex;
  border-bottom: 1px solid rgba(23, 20, 26, 0.12);
  margin-bottom: 12px;
}

.vn__tab {
  flex: 1 1 0;
  padding: 8px 0;
  background: none;
  border: 0;
  cursor: pointer;
  font-weight: 600;
  font-size: 11px;
  line-height: 1;
  font-family: inherit;
  color: rgba(23, 20, 26, 0.72);
  -webkit-tap-highlight-color: transparent;
}

.vn__tab[aria-selected=true] {
  color: #17141a;
}

.vn__ind {
  position: absolute;
  left: 0;
  bottom: -1px;
  width: 33.3333333333%;
  height: 2px;
  background: #2f6df6;
  transform: translateX(0%);
  transition: transform 300ms cubic-bezier(0.2, 0.8, 0.2, 1);
}

.vn__panels {
  position: relative;
  display: grid;
  min-height: 34px;
}

.vn__panel {
  grid-area: 1/1;
  margin: 0;
  font-weight: 500;
  font-size: 11px;
  line-height: 1.5;
  font-family: inherit;
  color: rgba(23, 20, 26, 0.75);
  opacity: 0;
  transition: opacity 300ms cubic-bezier(0.2, 0.8, 0.2, 1);
}

.vn__panel--0 {
  opacity: 1;
}

.vn__map {
  position: relative;
  border-radius: 16px;
  background: linear-gradient(rgba(23, 20, 26, 0.08) 1px, transparent 1px) 0 0/20px 20px, linear-gradient(90deg, rgba(23, 20, 26, 0.08) 1px, transparent 1px) 0 0/20px 20px, #fff7e6;
  min-height: 120px;
}

.vn__pin {
  position: absolute;
  left: 46%;
  top: 42%;
  width: 12px;
  height: 12px;
  border-radius: 50%;
  background: #2f6df6;
  box-shadow: 0 0 0 0 rgba(47, 109, 246, 0.5);
  animation: vn-ping 2s ease-out infinite;
}

@keyframes vn-ping {
  0% {
    box-shadow: 0 0 0 0 rgba(47, 109, 246, 0.5);
  }
  70% {
    box-shadow: 0 0 0 14px rgba(47, 109, 246, 0);
  }
  100% {
    box-shadow: 0 0 0 14px rgba(47, 109, 246, 0);
  }
}
.vn.is-demo .vn__ind {
  animation: vn-loop 2s cubic-bezier(0.2, 0.8, 0.2, 1) infinite;
}

.vn.is-demo .vn__panel--0 {
  animation: vn-panel-0 2s cubic-bezier(0.2, 0.8, 0.2, 1) infinite;
}

.vn.is-demo .vn__panel--1 {
  animation: vn-panel-1 2s cubic-bezier(0.2, 0.8, 0.2, 1) infinite;
}

.vn.is-demo .vn__panel--2 {
  animation: vn-panel-2 2s cubic-bezier(0.2, 0.8, 0.2, 1) infinite;
}

@keyframes vn-loop {
  0%, 15% {
    transform: translateX(0%);
  }
  33%, 48% {
    transform: translateX(100%);
  }
  66%, 81% {
    transform: translateX(200%);
  }
  100% {
    transform: translateX(0%);
  }
}
@keyframes vn-panel-0 {
  0%, 15% {
    opacity: 1;
  }
  30%, 100% {
    opacity: 0;
  }
}
@keyframes vn-panel-1 {
  0%, 30% {
    opacity: 0;
  }
  45%, 63% {
    opacity: 1;
  }
  78%, 100% {
    opacity: 0;
  }
}
@keyframes vn-panel-2 {
  0%, 63% {
    opacity: 0;
  }
  78%, 96% {
    opacity: 1;
  }
  100% {
    opacity: 0;
  }
}
@media (prefers-reduced-motion: reduce) {
  .vn__ind, .vn__panel {
    transition: none;
  }
  .vn__pin {
    animation: none;
  }
  .vn.is-demo .vn__ind,
  .vn.is-demo .vn__panel--0,
  .vn.is-demo .vn__panel--1,
  .vn.is-demo .vn__panel--2 {
    animation: none !important;
  }
}

// 실제 동작: 탭을 클릭하면 그 이동수단 설명만 실제로 보인다.
var root = document.querySelector('.vn');
var tabs = root.querySelectorAll('.vn__tab');
tabs.forEach(function (t) {
  t.addEventListener('click', function () {
    root.classList.remove('is-demo');
    tabs.forEach(function (o) { o.setAttribute('aria-selected', 'false'); });
    t.setAttribute('aria-selected', 'true');
    root.querySelector('.vn__ind').style.transform = 'translateX(' + (Number(t.dataset.i) * 100) + '%)';
    root.querySelectorAll('.vn__panel').forEach(function (p, i) {
      p.style.opacity = String(i === Number(t.dataset.i) ? 1 : 0);
    });
  });
});

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

const DIRECTIONS = [
  { label: "지하철", text: "2호선 ○○역 3번 출구, 도보 5분." },
  { label: "버스", text: "간선 000·지선 0000번, ○○역 하차." },
  { label: "자차", text: "지하 주차장 2시간 무료, 이후 시간당 2천 원." },
];

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

export default function VenueBlock({ duration = 300, easing = "cubic-bezier(.2,.8,.2,1)", color = "#2f6df6" }: VenueBlockProps) {
  const [active, setActive] = useState(0);
  const vars: Vars = { "--duration": `${duration}ms`, "--easing": easing, "--color": color };

  return (
    <section className={styles.vn} style={vars}>
      <div>
        <p className={styles.name}>○○ 컨벤션센터 3층</p>
        <p className={styles.addr}>서울 강남구 ○○로 123</p>
        <div className={styles.tabs} role="tablist">
          {DIRECTIONS.map((d, i) => (
            <button
              key={d.label}
              type="button"
              role="tab"
              aria-selected={i === active}
              className={styles.tab}
              onClick={() => setActive(i)}
            >
              {d.label}
            </button>
          ))}
          <span className={styles.ind} style={{ transform: `translateX(${active * 100}%)` }} aria-hidden="true" />
        </div>
        <p className={styles.panel}>{DIRECTIONS[active].text}</p>
      </div>
      <div className={styles.map} aria-hidden="true">
        <span className={styles.pin} />
      </div>
    </section>
  );
}