/* PONU 共通ヘッダー（全ページ同一の正本CSS／スコープ：.ponu-header） */
.ponu-header,
.ponu-header * {
  box-sizing: border-box;
}
.ponu-header {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 50;
  background: rgba(255, 255, 255, 0.8);
  -webkit-backdrop-filter: blur(12px);
  backdrop-filter: blur(12px);
  border-bottom: 1px solid #f3f4f6;
  font-family: "Hiragino Kaku Gothic ProN", "Hiragino Sans", "ヒラギノ角ゴ ProN W3", "メイリオ", Meiryo, sans-serif;
}
.ponu-header__inner {
  max-width: 72rem;
  margin: 0 auto;
  padding: 0 1rem;
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 4rem;
}
@media (min-width: 640px) {
  .ponu-header__inner { padding: 0 1.5rem; }
}
@media (min-width: 1024px) {
  .ponu-header__inner { padding: 0 2rem; }
}
.ponu-header__brand {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  text-decoration: none;
}
.ponu-header__logo {
  width: 32px;
  height: 32px;
  border-radius: 0.5rem;
  display: block;
}
.ponu-header__title {
  font-weight: 700;
  font-size: 1.25rem;
  line-height: 1.75rem;
  color: #1b1b1b;
}
.ponu-header__desktop {
  display: none;
  align-items: center;
  gap: 1.5rem;
}
@media (min-width: 768px) {
  .ponu-header__desktop { display: flex; }
}
.ponu-header__nav {
  display: flex;
  align-items: center;
  gap: 1.5rem;
}
.ponu-header__link {
  font-size: 0.875rem;
  line-height: 1.25rem;
  color: #666666;
  text-decoration: none;
  transition: color 0.2s ease;
}
.ponu-header__link:hover {
  color: #ffa500;
}
.ponu-header__cta {
  display: inline-block;
  background: linear-gradient(135deg, #ffa500, #ff8c00);
  color: #ffffff;
  padding: 0.5rem 1.25rem;
  border-radius: 9999px;
  font-size: 0.875rem;
  line-height: 1.25rem;
  font-weight: 700;
  text-decoration: none;
  transition: all 0.3s ease;
}
.ponu-header__cta:hover {
  transform: translateY(-2px);
  box-shadow: 0 10px 30px rgba(255, 165, 0, 0.3);
}
.ponu-header__cta--block {
  text-align: center;
}
.ponu-header__toggle {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 0.5rem;
  margin-right: -0.5rem;
  color: #1b1b1b;
  background: none;
  border: 0;
  cursor: pointer;
}
@media (min-width: 768px) {
  .ponu-header__toggle { display: none; }
}
.ponu-header__icon {
  width: 1.5rem;
  height: 1.5rem;
  display: block;
}
.ponu-header__icon--close { display: none; }
.ponu-header.is-open .ponu-header__icon--bars { display: none; }
.ponu-header.is-open .ponu-header__icon--close { display: block; }
.ponu-header__mobile {
  display: none;
  border-top: 1px solid #f3f4f6;
  background: #ffffff;
}
.ponu-header.is-open .ponu-header__mobile { display: block; }
@media (min-width: 768px) {
  .ponu-header.is-open .ponu-header__mobile { display: none; }
}
.ponu-header__mobilenav {
  max-width: 72rem;
  margin: 0 auto;
  padding: 1rem;
  display: flex;
  flex-direction: column;
  gap: 1rem;
}
@media (min-width: 640px) {
  .ponu-header__mobilenav { padding: 1rem 1.5rem; }
}
@media (min-width: 1024px) {
  .ponu-header__mobilenav { padding: 1rem 2rem; }
}