/* Maplat 紹介スライドショー（キオスク・自動ループ） */

html, body {
  margin: 0;
  padding: 0;
  width: 100%;
  height: 100%;
  overflow: hidden;
  background: #101418;
  font-family: "Hiragino Sans", "Noto Sans JP", "Helvetica Neue", Arial, sans-serif;
  color: #f2f4f6;
}

#stage {
  position: fixed;
  inset: 0;
}

/* ---- スライド共通 ---- */
.slide {
  position: absolute;
  inset: 0;
  opacity: 0;
  visibility: hidden;
  transition: opacity 0.9s ease;
  display: flex;
  align-items: center;
  justify-content: center;
}

.slide.active {
  opacity: 1;
  visibility: visible;
}

/* ---- 静止スライド ---- */
.slide.static {
  flex-direction: column;
  text-align: center;
  background:
    radial-gradient(1200px 700px at 30% 20%, #24313d 0%, transparent 60%),
    radial-gradient(1000px 800px at 80% 85%, #2d2331 0%, transparent 55%),
    #101418;
  padding: 6vh 8vw;
  box-sizing: border-box;
}

.slide.static h1 {
  font-size: clamp(2.6rem, 7vw, 5.2rem);
  margin: 0 0 1.2rem;
  letter-spacing: 0.04em;
}

.slide.static .tagline-ja {
  font-size: clamp(1.2rem, 2.6vw, 1.9rem);
  margin: 0.4rem 0;
}

.slide.static .tagline-en {
  font-size: clamp(0.95rem, 2vw, 1.35rem);
  color: #aab6c2;
  margin: 0.2rem 0;
}

.slide.static .url {
  margin-top: 3rem;
  font-size: clamp(1rem, 2.2vw, 1.5rem);
  color: #7ec8ff;
  letter-spacing: 0.03em;
}

/* ---- ライブデモスライド ---- */
.slide.live iframe {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  border: 0;
}

.slide.live .loading {
  position: absolute;
  inset: 0;
  display: flex;
  align-items: center;
  justify-content: center;
  flex-direction: column;
  gap: 0.8rem;
  background: #101418;
  transition: opacity 0.6s ease;
  z-index: 5;
}

.slide.live .loading.hidden {
  opacity: 0;
  pointer-events: none;
}

.spinner {
  width: 44px;
  height: 44px;
  border: 4px solid #2c3a46;
  border-top-color: #7ec8ff;
  border-radius: 50%;
  animation: spin 0.9s linear infinite;
}

@keyframes spin { to { transform: rotate(360deg); } }

/* ---- 字幕（日英 2 段） ---- */
#subtitle {
  position: fixed;
  left: 50%;
  bottom: 4vh;
  transform: translateX(-50%);
  max-width: min(88vw, 980px);
  padding: 0.9rem 1.6rem;
  border-radius: 12px;
  background: rgba(10, 14, 18, 0.78);
  backdrop-filter: blur(4px);
  text-align: center;
  opacity: 0;
  transition: opacity 0.45s ease;
  pointer-events: none;
  z-index: 50;
  box-shadow: 0 4px 24px rgba(0, 0, 0, 0.4);
}

#subtitle.visible { opacity: 1; }

#subtitle .sub-ja {
  font-size: clamp(1.05rem, 2.4vw, 1.55rem);
  font-weight: 600;
  line-height: 1.5;
}

#subtitle .sub-en {
  margin-top: 0.25rem;
  font-size: clamp(0.85rem, 1.8vw, 1.1rem);
  color: #b9c6d2;
  line-height: 1.45;
}

/* ---- 進行ドット ---- */
#dots {
  position: fixed;
  right: 1.2rem;
  top: 1.2rem;
  display: flex;
  gap: 0.45rem;
  z-index: 50;
}

#dots span {
  width: 9px;
  height: 9px;
  border-radius: 50%;
  background: rgba(255, 255, 255, 0.25);
  transition: background 0.3s;
}

#dots span.on { background: #7ec8ff; }

/* ---- アプリ QR フロート（ライブデモ中のみ） ----
   位置は左上。Maplat の .ol-zoom（top .5em / left .5em / 約 35x70px、
   実測で下端 78px）の直下に置き、既存 UI を隠さない。
   左列にはこれ以外のコントロールが積まれないことを実測済み。 */
#app-qr {
  position: fixed;
  left: 0.75rem;
  top: 10rem;
  padding: 0.6rem 0.6rem 0.5rem;
  border-radius: 12px;
  background: rgba(10, 14, 18, 0.78);
  backdrop-filter: blur(4px);
  box-shadow: 0 4px 24px rgba(0, 0, 0, 0.4);
  text-align: center;
  opacity: 0;
  transition: opacity 0.45s ease;
  pointer-events: none;
  z-index: 50;
}

#app-qr.visible { opacity: 1; }

#app-qr .qr-float-img {
  display: block;
  height: clamp(84px, 13vh, 132px);
  width: auto;
  border-radius: 4px;
}

#app-qr .qr-float-cap {
  margin-top: 0.4rem;
  font-size: clamp(0.62rem, 1.15vh, 0.8rem);
  color: #f2f4f6;
  letter-spacing: 0.02em;
  white-space: nowrap;
}

/* 極端に低いビューポートでは下段 UI 帯に近づくため出さない（UI を隠さないことを優先） */
@media (max-height: 420px) {
  #app-qr { display: none; }
}

/* ---- ブランド素材 ---- */
@font-face {
  font-family: "Maplat100";
  src: url("assets/Maplat100.ttf") format("truetype");
  font-display: block;
}

/* Maplat ワードマーク。Maplat100.ttf は「M」1文字がワードマーク全体のグリフで、
   a/p/l/a/t は空グリフ（advance のみ）。∴ 綴ってよいのは「M」だけ。 */
.wordmark {
  font-family: "Maplat100", sans-serif;
  font-weight: normal;
  letter-spacing: 0;
}

.slide.static h1.wordmark {
  font-size: clamp(3rem, 9vw, 6.5rem);
  line-height: 1.1;
}

.logo-row {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: clamp(1.2rem, 4vw, 3rem);
  margin-top: 2.4rem;
  flex-wrap: wrap;
}

.logo-row img {
  height: clamp(48px, 9vh, 84px);
  width: auto;
}

.logo-row img.qr {
  height: clamp(96px, 18vh, 150px);
}

/* 未支給素材のプレースホルダ（正式ロゴ差し替え待ち） */
.logo-placeholder {
  display: flex;
  align-items: center;
  justify-content: center;
  height: clamp(48px, 9vh, 84px);
  padding: 0 1.2rem;
  border: 1.5px dashed #5b6b7a;
  border-radius: 8px;
  color: #8fa0b0;
  font-size: 0.85rem;
  text-align: center;
  line-height: 1.3;
}

.anniv {
  margin-top: 0.6rem;
  font-size: clamp(1rem, 2.4vw, 1.5rem);
  color: #d9c48a;
  letter-spacing: 0.12em;
}

/* ---- 支給ロゴ ---- */
.logo-10th {
  width: min(72vw, 560px);
  height: auto;
  margin-bottom: 0.6rem;
}

.logo-row img.f4g {
  height: clamp(72px, 14vh, 120px);
}