/* ═══════════════════════════════════════════
   琥珀楼 — common.css
   SP・PC 共通スタイル（media query なし）
═══════════════════════════════════════════ */

*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; }

body {
  background: var(--black);
  color: var(--white);
  font-family: var(--font-sans);
  overflow-x: hidden;
}

img { display: block; width: 100%; height: 100%; object-fit: cover; }
a   { text-decoration: none; color: inherit; }

.inner {
  max-width: var(--content-w);
  width: 90%;
  margin-left: auto;
  margin-right: auto;
}

/* ── 出し分けクラス（デフォルト） ── */
.sp-only { display: none; }   /* SPのみ表示、PCでは非表示 */
.pc-only { display: block; }  /* PCのみ表示、SPでは非表示 */

/* ── セクション position:relative（kazari配置の基準／PC・SP共通） ── */
#intro  { position: relative; }
#place  { position: relative; }
#menu   { position: relative; }
#information { position: relative; }
#footer { position: relative; }

/* ── ヘッダー出現制御（MV通過後にフェード表示） ── */
.site-header {
  opacity: 0;
  visibility: hidden;
  pointer-events: none;
  transition: opacity 0.6s var(--ease), visibility 0.6s var(--ease),
              background 0.6s var(--ease);
}
.site-header.header-show {
  opacity: 1;
  visibility: visible;
  pointer-events: auto;
}

/* ── kazari 共通 ── */
.kazari {
  position: absolute;
  background-image: url('../img/kazari.svg');
  background-repeat: no-repeat;
  background-size: contain;
  pointer-events: none;
  z-index: 0;
}

/* ── MV アニメ ── */
.mv-logo, .mv-catch-ja, .mv-catch-en {
  opacity: 0; transform: translateY(20px);
  transition: opacity 0.9s var(--ease-out), transform 0.9s var(--ease-out);
}
.mv-logo.mv-enter     { opacity: 1; transform: translateY(0); }
.mv-catch-ja.mv-enter { opacity: 1; transform: translateY(0); }
.mv-catch-en.mv-enter { opacity: 1; transform: translateY(0); }

/* ── スクロールリビール ── */
.reveal-text {
  opacity: 0; transform: translateY(40px);
  transition: opacity 1.1s var(--ease-soft), transform 1.2s var(--ease-soft);
  transition-delay: var(--delay, 0s);
}
.reveal-text.in-view { opacity: 1; transform: translateY(0); }

.reveal-img {
  opacity: 0; transform: translateY(48px) scale(0.97);
  transition: opacity 1.4s var(--ease-soft), transform 1.5s var(--ease-soft);
  transition-delay: var(--delay, 0s);
}
.reveal-img.in-view { opacity: 1; transform: translateY(0) scale(1); }

.reveal-card {
  opacity: 0; transform: translateY(44px);
  transition: opacity 1.1s var(--ease-soft), transform 1.2s var(--ease-soft);
  transition-delay: var(--delay, 0s);
}
.reveal-card.in-view { opacity: 1; transform: translateY(0); }

/* ── keyframes ── */
@keyframes scrollDrop {
  0%   { top: -100%; opacity: 0; }
  20%  { opacity: 1; }
  80%  { opacity: 1; }
  100% { top: 100%; opacity: 0; }
}

.sp-br { display: none; }

/* ── セクション区切り縦線 ── */
.section-divider {
  width: 1px;
  height: 60px;
  background: var(--amber);
  margin: 0 auto;
  opacity: 0.5;
}

/* ── INFORMATION：Instagramアイコン（公式ロゴ、再配色なし） ── */
/* 備考行と※注意書きの間・右寄せ配置 */
.info-sns { display: flex; justify-content: flex-start; margin: 4px 0 14px; }
.info-sns-link {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 20px; height: 20px;
  opacity: 1;
  transition: opacity 0.3s var(--ease);
}
.info-sns-link:hover { opacity: 0.6; }
.info-sns-icon { width: 100%; height: 100%; display: block; }

/* ── メニューカード内スライダー ドット ── */

.mi-dots {
  position: absolute;
  right: 12px;
  bottom: 12px;
  z-index: 3;
  display: flex;
  gap: 6px;
}
.mi-dot {
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: rgba(255,255,255,0.5);
  cursor: pointer;
  transition: background 0.3s var(--ease), transform 0.3s var(--ease);
}
.mi-dot.is-active {
  background: var(--white);
  transform: scale(1.25);
}