*, *::before, *::after {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
  font-size: 13.5px;            /* pokewaku.com PC 実効値と一致（SP は responsive.css で 3.125vw に切替） */
  overflow-x: hidden;
  overscroll-behavior-x: none;  /* 横スクロールの慣性・バウンスを禁止 */
  touch-action: pan-y;          /* 横方向のタッチパン操作を禁止（縦スクロールのみ許可） */
  max-width: 100%;
}

body {
  font-family: var(--font);
  color: var(--text);
  background: var(--bg-white);
  line-height: var(--lh-normal);
  font-feature-settings: "palt";
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  overflow-x: hidden;
  overscroll-behavior-x: none;  /* 横スクロールの慣性・バウンスを禁止 */
  touch-action: pan-y;          /* 横方向のタッチパン操作を禁止 */
  width: 100%;
  max-width: 100vw;
  position: relative;
}

img {
  max-width: 100%;
  height: auto;
  display: block;
}

a {
  color: inherit;
  text-decoration: none;
}

ul, ol { list-style: none; }

button {
  border: none;
  background: none;
  cursor: pointer;
  font-family: inherit;
}

/* ─── Utility ─────────────────────────── */
.visually-hidden {
  position: absolute;
  width: 1px;
  height: 1px;
  overflow: hidden;
  clip: rect(0,0,0,0);
  white-space: nowrap;
}

/* ─── Typography scale ───────────────── */
.eyebrow {
  font-size: var(--fs-2xs);
  font-weight: var(--fw-bold);
  letter-spacing: var(--ls-eyebrow);
  text-transform: uppercase;
  color: var(--primary);
  display: block;
  margin-bottom: 12px;
}

/* ─── WAVE Eyebrow（全セクション統一） ─── */
.wave-eyebrow {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 8px;
  padding-bottom: 18px;
  margin-bottom: 24px;
  border-bottom: 1px solid #d0d0d0;
}
.wave-eyebrow__no {
  display: inline-block;
  font-family: var(--font-num);
  font-size: var(--fs-2xl);
  font-weight: var(--fw-bold);
  color: var(--accent);
  letter-spacing: var(--ls-heading);
  line-height: var(--lh-flat);
}
.wave-eyebrow__row {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 12px;
}
.wave-eyebrow__bars {
  display: flex;
  gap: 3px;
  align-items: center;
}
.wave-eyebrow__bars i {
  display: block;
  width: 2px;
  height: 16px;
  background: var(--accent);
  opacity: 0.85;
}
.wave-eyebrow__bars i:nth-child(1),
.wave-eyebrow__bars i:nth-child(6) { height: 8px; opacity: 0.4; }
.wave-eyebrow__bars i:nth-child(2),
.wave-eyebrow__bars i:nth-child(5) { height: 12px; opacity: 0.65; }
.wave-eyebrow__txt {
  text-align: center;
}
.wave-eyebrow__en {
  font-size: var(--fs-2xs);
  font-weight: var(--fw-black);
  letter-spacing: var(--ls-eyebrow);
  color: var(--accent);
  margin-bottom: 2px;
}
.wave-eyebrow__ja {
  font-size: var(--fs-xs);
  font-weight: var(--fw-bold);
  color: var(--text);
  letter-spacing: var(--ls-heading);
}

.sec-title {
  font-size: var(--fs-3xl);
  font-weight: var(--fw-black);
  line-height: var(--lh-snug);
  color: var(--text);
  margin-bottom: 12px;
}

.sec-subtitle {
  font-size: var(--fs-md);
  color: var(--text-sub);
  line-height: var(--lh-relaxed);
  margin-bottom: 36px;
}

/* ─── Scroll fade-in ──────────────────── */
.fade-in {
  opacity: 0;
  transform: translateY(18px);
  transition: opacity 0.5s ease, transform 0.5s ease;
}
.fade-in.visible {
  opacity: 1;
  transform: translateY(0);
}