/* ===================================
   components.css — ヘッダー・フッター・ボタン・カード
   =================================== */

/* --- Site Header --- */
.site-header {
  background: var(--c-bg-white);
  border-bottom: 2px solid var(--c-border);
  padding: var(--sp-xs) 0;
  position: sticky;
  top: 0;
  z-index: 100;
}

.site-header__inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  max-width: var(--max-wide);
  margin: 0 auto;
  padding: 0 var(--sp-sm);
}

.site-header__brand {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  text-decoration: none;
  color: var(--c-heading);
}

.site-header__icon {
  width: 36px;
  height: 36px;
  border-radius: 8px;
}

.site-header__title {
  font-size: 1rem;
  font-weight: 700;
  white-space: nowrap;
}

/* --- Mobile Menu Toggle --- */
.menu-toggle {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 44px;
  height: 44px;
  background: none;
  border: none;
  cursor: pointer;
  color: var(--c-text);
  font-size: 1.5rem;
  padding: 0;
}

.menu-toggle__bar {
  display: block;
  width: 22px;
  height: 2px;
  background: var(--c-text);
  position: relative;
}
.menu-toggle__bar::before,
.menu-toggle__bar::after {
  content: "";
  display: block;
  width: 22px;
  height: 2px;
  background: var(--c-text);
  position: absolute;
  left: 0;
}
.menu-toggle__bar::before { top: -7px; }
.menu-toggle__bar::after { top: 7px; }

/* --- Global Nav --- */
.global-nav {
  display: none;
  background: var(--c-bg-white);
  border-bottom: 1px solid var(--c-border);
  padding: var(--sp-xs) 0;
}

.global-nav.is-open {
  display: block;
}

.global-nav__list {
  list-style: none;
  padding: 0;
  max-width: var(--max-wide);
  margin: 0 auto;
  padding: 0 var(--sp-sm);
}

.global-nav__item {
  border-bottom: 1px solid var(--c-border-light);
}

.global-nav__item:last-child {
  border-bottom: none;
}

.global-nav__link {
  display: block;
  padding: 0.75rem 0;
  text-decoration: none;
  color: var(--c-text);
  font-size: 0.95rem;
}
.global-nav__link:hover {
  color: var(--c-primary);
}

/* Desktop nav */
@media (min-width: 768px) {
  .menu-toggle { display: none; }

  .global-nav {
    display: block;
    border-bottom: none;
    padding: 0;
  }

  .global-nav__list {
    display: flex;
    flex-wrap: wrap;
    justify-content: center;
    gap: 0.25rem 1.5rem;
    padding: var(--sp-xs) var(--sp-sm);
  }

  .global-nav__item {
    border-bottom: none;
  }

  .global-nav__link {
    padding: 0.4rem 0;
    font-size: 0.9rem;
  }
}

/* --- Site Footer --- */
.site-footer {
  background: var(--c-heading);
  color: #E8D8C8;
  padding: var(--sp-lg) 0 var(--sp-md);
  margin-top: var(--sp-xl);
}

.site-footer a {
  color: #F0DCC8;
  text-decoration: none;
}
.site-footer a:hover {
  text-decoration: underline;
  color: #FFFFFF;
}

.site-footer__nav {
  list-style: none;
  padding: 0;
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem 1.25rem;
  justify-content: center;
  margin-bottom: var(--sp-md);
  font-size: 0.9rem;
}

.site-footer__copy {
  text-align: center;
  font-size: 0.8rem;
  opacity: 0.7;
}

/* --- Buttons --- */
.btn {
  display: inline-block;
  padding: 0.85rem 2rem;
  border-radius: var(--radius-md);
  font-size: 1rem;
  font-weight: 700;
  text-decoration: none;
  text-align: center;
  cursor: pointer;
  border: none;
  transition: background-color 0.2s, opacity 0.2s;
  line-height: 1.4;
}

.btn--primary {
  background-color: var(--c-accent);
  color: #FFFFFF;
}
.btn--primary:hover {
  background-color: var(--c-primary);
  color: #FFFFFF;
}

.btn--outline {
  background-color: transparent;
  color: var(--c-primary);
  border: 2px solid var(--c-primary);
}
.btn--outline:hover {
  background-color: var(--c-primary);
  color: #FFFFFF;
}

.btn--disabled {
  opacity: 0.5;
  cursor: default;
  pointer-events: none;
}

.btn--block {
  display: block;
  width: 100%;
}

/* --- Card --- */
.card {
  background: var(--c-bg-white);
  border-radius: var(--radius-md);
  box-shadow: var(--shadow-sm);
  padding: var(--sp-md);
  margin-bottom: var(--sp-md);
}

/* --- Section --- */
.section {
  padding: var(--sp-lg) 0;
}

.section--warm {
  background-color: var(--c-bg-warm);
}

.section__heading {
  text-align: center;
  margin-bottom: var(--sp-lg);
  color: var(--c-heading);
}

/* --- Notice box --- */
.notice {
  background: #FFF8F0;
  border-left: 4px solid var(--c-primary-light);
  padding: var(--sp-sm) var(--sp-md);
  border-radius: 0 var(--radius-sm) var(--radius-sm) 0;
  margin-bottom: var(--sp-md);
  font-size: 0.95rem;
}

/* --- App Store badge placeholder --- */
.app-store-badge {
  display: inline-block;
  max-width: 180px;
}

.app-store-placeholder {
  display: inline-block;
  background: var(--c-bg-warm);
  border: 2px dashed var(--c-border);
  border-radius: var(--radius-md);
  padding: 0.75rem 1.5rem;
  color: var(--c-text-light);
  font-size: 0.9rem;
  text-align: center;
}