/* 共通レイアウト：ヘッダー・ナビ・フッター・追従CTA */
.l-inner { width: 100%; max-width: 1168px; margin-inline: auto; padding-inline: 24px; }

.site-header { position: sticky; top: 0; z-index: 30; background: var(--color-bg); }
.site-header__row { display: flex; align-items: center; justify-content: space-between; gap: 16px; min-height: 76px; }
.site-logo { font-size: 24px; font-weight: 700; color: var(--color-main); line-height: 1.3; }
.site-header__actions { display: flex; align-items: center; gap: 20px; flex-shrink: 0; }
.site-header__tel { color: var(--color-main); text-align: right; line-height: 1.25; }
.site-header__tel small { display: block; font-size: 11px; color: var(--color-text-sub); }
.site-header__tel strong { display: inline-flex; align-items: center; gap: 4px; font-size: 21px; }
.site-header__tel .icon { width: 18px; height: 18px; }

.menu-toggle { display: inline-flex; align-items: center; gap: 8px; color: var(--color-main); font-size: 14px; font-weight: 500; min-height: 44px; }
.menu-toggle__icon { position: relative; width: 22px; height: 2px; background: currentColor; transition: background .2s; }
.menu-toggle__icon::before, .menu-toggle__icon::after { content: ""; position: absolute; left: 0; width: 22px; height: 2px; background: currentColor; transition: transform .2s; }
.menu-toggle__icon::before { transform: translateY(-7px); }
.menu-toggle__icon::after { transform: translateY(7px); }
.menu-toggle[aria-expanded="true"] .menu-toggle__icon { background: transparent; }
.menu-toggle[aria-expanded="true"] .menu-toggle__icon::before { transform: rotate(45deg); }
.menu-toggle[aria-expanded="true"] .menu-toggle__icon::after { transform: rotate(-45deg); }

.site-drawer { position: fixed; inset: 76px 0 0; z-index: 29; background: var(--color-bg); overflow-y: auto; border-top: 1px solid var(--color-border); }
.site-drawer__nav { max-width: 640px; margin-inline: auto; padding: 16px 24px 96px; }
.site-drawer__nav a { display: block; padding: 14px 4px; border-bottom: 1px solid var(--color-border); color: var(--color-main); font-weight: 700; }
.site-drawer__nav .is-child a { padding-left: 20px; font-weight: 400; color: var(--color-text); }
body.is-drawer-open { overflow: hidden; }

.gnav__list { display: flex; gap: 40px; padding-bottom: 12px; font-weight: 500; }
.gnav__list a { color: var(--color-text); padding-block: 4px; border-bottom: 2px solid transparent; }
.gnav__list a:hover { color: var(--color-main); border-bottom-color: var(--color-accent); }

.appeal { display: flex; justify-content: center; flex-wrap: wrap; background: var(--color-tint); color: var(--color-main); font-weight: 700; padding: 12px 16px; }
.appeal li + li::before { content: "／"; margin-inline: 20px; font-weight: 400; }

.site-footer { margin-top: 56px; padding-block: 36px 28px; background: var(--color-main-dark); color: var(--color-on-main); font-size: 14px; }
.site-footer__logo { display: inline-block; font-size: 24px; font-weight: 700; margin-bottom: 16px; }
.site-footer__nav { flex-wrap: wrap; gap: 8px 40px; margin-bottom: 14px; font-size: 15px; }
.site-footer a:hover { text-decoration: underline; }
.site-footer__links { display: flex; flex-wrap: wrap; gap: 4px 40px; margin-bottom: 14px; }
.site-footer__info { display: flex; flex-wrap: wrap; gap: 4px 32px; font-weight: 700; font-size: 16px; }
.site-footer__copy { margin-top: 18px; opacity: .8; }
.site-footer__menu summary { cursor: pointer; padding-block: 6px; }
.site-footer__menu summary::marker { content: ""; }
.site-footer__menu summary::after { content: "＋"; margin-left: 12px; }
.site-footer__menu[open] summary::after { content: "－"; }
.site-footer__menu li a { display: block; padding: 6px 0 6px 12px; }

.fixed-cta { display: none; }

@media (max-width: 1000px) {
  .site-logo { font-size: 20px; }
  .site-header__actions { gap: 12px; }
  .gnav__list { gap: 24px; }
  .appeal li + li::before { margin-inline: 10px; }
}

@media (max-width: 768px) {
  html { scroll-padding-top: 68px; }
  .l-inner { padding-inline: 16px; }
  .site-header { box-shadow: 0 1px 0 var(--color-border); }
  .site-header__row { min-height: 60px; }
  .site-logo { font-size: 18px; }
  .site-header__tel, .menu-toggle__label, .gnav, .appeal { display: none; }
  .site-drawer { inset: 60px 0 0; }
  .site-footer { margin-top: 40px; padding-block: 28px 96px; font-size: 13px; }
  .site-footer__logo { font-size: 19px; margin-bottom: 10px; }
  .site-footer__links, .site-footer__info { display: block; font-size: 13px; font-weight: 400; margin-bottom: 4px; }
  .site-footer__links > *, .site-footer__info > * { display: block; }

  .fixed-cta { display: grid; grid-template-columns: repeat(3, 1fr); position: fixed; inset: auto 0 0; z-index: 20; box-shadow: 0 -2px 8px var(--color-shadow); }
  .fixed-cta__item { display: flex; flex-direction: column; align-items: center; justify-content: center; gap: 2px; padding: 8px 0 10px; font-size: 13px; font-weight: 700; min-height: 60px; }
  .fixed-cta__item .icon { width: 20px; height: 20px; }
  .fixed-cta__item--tel { background: var(--color-main); color: var(--color-on-main); }
  .fixed-cta__item--cta { background: var(--color-cta); color: var(--color-on-cta); }
  .fixed-cta__item--line { background: var(--color-line); color: var(--color-on-main); }
}