:root { --site-navy:#020077; --site-blue:#002791; --site-yellow:#ffea00; --site-green:#08cc68; --site-header-height:88px; }
html { scroll-padding-top: var(--site-header-height); scrollbar-gutter:stable; }
body.is-navigation-locked { overflow:hidden; }
.site-header { position:fixed; inset:0 0 auto; z-index:900; height:88px; background:#fff; box-shadow:0 4px 16px rgba(2,0,119,.12); font-family:"Noto Sans JP",sans-serif; }
.site-header__inner { width:min(1360px,calc(100% - 80px)); height:100%; margin:auto; display:flex; align-items:center; }
.site-header__logo { flex:0 0 150px; width:150px; line-height:0; }
.site-header__logo img { display:block; width:150px; height:50px; }
.site-header__nav { display:flex; align-items:center; gap:40px; margin-left:60px; white-space:nowrap; }
.site-header__nav a { color:var(--site-blue); font-size:16px; font-weight:500; text-decoration:none; }
.site-header__nav a:hover,.site-header__nav a:focus-visible,.site-header__nav a[aria-current="page"] { text-decoration:underline; text-underline-offset:5px; }
.site-header__actions { margin-left:auto; display:flex; align-items:center; gap:26px; }
.site-header__phone { display:flex; align-items:center; gap:10px; color:#222; text-decoration:none; letter-spacing:0; }
.site-header__phone-icon { display:block; width:32px; height:32px; }
.site-header__phone-copy { display:flex; flex-direction:column; line-height:1; }
.site-header__phone-copy span { font-size:14px; margin-bottom:5px; }
.site-header__phone-copy strong { font-size:32px; font-weight:800; white-space:nowrap; }
.site-header__contact { width:280px; min-height:56px; padding:8px 24px 8px 12px; border-radius:999px; display:flex; align-items:center; justify-content:center; gap:18px; color:#fff; background:var(--site-navy); text-decoration:none; font-size:18px; font-weight:700; }
.site-header__mail-icon { display:block; flex:0 0 36px; width:36px; height:36px; }
.site-header__mobile-actions { display:none; }
.site-menu { position:fixed; inset:0; width:100vw; z-index:1000; background:var(--site-navy); color:#fff; overflow:auto; overscroll-behavior:contain; font-family:"Noto Sans JP",sans-serif; }
.site-menu[hidden] { display:none; }
.site-menu { opacity:0; transition:opacity .28s ease; }
.site-menu.is-open { opacity:1; }
.site-menu__panel { position:relative; width:100%; min-height:max(100%,844px); padding:20px 40px 48px; outline:none; }
.site-menu__panel { transform:translateY(12px); transition:transform .32s cubic-bezier(.22,1,.36,1); }
.site-menu.is-open .site-menu__panel { transform:translateY(0); }
.site-menu__logo { display:block; width:133px; line-height:0; }
.site-menu__logo img { width:133px; height:40px; }
.site-menu__close { position:absolute; top:16px; right:16px; width:48px; height:48px; border:0; padding:0; border-radius:50%; background:transparent; cursor:pointer; }
.site-menu__close img { display:block; width:48px; height:48px; }
.site-menu__close { transform:rotate(-20deg) scale(.9); transition:transform .28s ease; }
.site-menu.is-open .site-menu__close { transform:rotate(0) scale(1); }
.site-menu__nav { margin-top:47px; }
.site-menu__nav a { height:67px; display:flex; align-items:center; justify-content:space-between; color:#fff; text-decoration:none; font-size:18px; font-weight:700; }
.site-menu__nav a span { font-size:38px; font-weight:300; line-height:1; }
.site-menu__cta { margin-top:56px; display:grid; gap:24px; }
.site-menu__cta-link { width:100%; min-height:52px; padding:6px 14px; display:flex; align-items:center; justify-content:center; gap:18px; border-radius:999px; color:var(--site-navy); text-decoration:none; font-size:17px; font-weight:700; text-align:center; }
.site-menu__cta-link--mail { background:var(--site-yellow); }.site-menu__cta-link--phone { background:var(--site-green); color:#fff; }
.site-menu__nav a,.site-menu__cta { opacity:0; transform:translateY(12px); transition:opacity .28s ease,transform .28s ease; }
.site-menu.is-open .site-menu__nav a,.site-menu.is-open .site-menu__cta { opacity:1; transform:translateY(0); }
.site-menu.is-open .site-menu__nav a:nth-child(1) { transition-delay:.04s; }
.site-menu.is-open .site-menu__nav a:nth-child(2) { transition-delay:.08s; }
.site-menu.is-open .site-menu__nav a:nth-child(3) { transition-delay:.12s; }
.site-menu.is-open .site-menu__cta { transition-delay:.16s; }
@media (max-width:1279px) {
  :root { --site-header-height:72px; }
  .site-header { height:72px; }
  .site-header__inner { width:100%; padding:0 10px; }
  .site-header__logo { flex-basis:133px; width:133px; }
  .site-header__logo img { width:133px; height:40px; }
  .site-header__nav,.site-header__actions { display:none; }
  .site-header__mobile-actions { margin-left:auto; display:flex; gap:8px; }
  .site-header [data-cta="header_sp_tel"],
  .site-header [data-cta="header_sp_contact"] {
    opacity:1; visibility:visible; filter:blur(0); transform:scale(1);
    transition:opacity .28s ease,filter .28s ease,transform .28s ease,visibility 0s;
  }
  .site-header.is-float-cta-visible [data-cta="header_sp_tel"],
  .site-header.is-float-cta-visible [data-cta="header_sp_contact"] {
    opacity:0; visibility:hidden; filter:blur(2px); transform:scale(.96); pointer-events:none;
    transition:opacity .28s ease,filter .28s ease,transform .28s ease,visibility 0s .28s;
  }
  .site-header__round { position:relative; width:48px; height:48px; border:0; border-radius:50%; display:grid; place-items:center; padding:0; text-decoration:none; cursor:pointer; }
  .site-header__round img { display:block; width:48px; height:48px; }
}
@media (max-width:359px) {
  .site-header__inner { padding-inline:8px; }.site-header__mobile-actions { gap:5px; }.site-header__round { width:44px; height:44px; }
  .site-menu__panel { padding-inline:24px; }
}
@media (prefers-reduced-motion:reduce) {
  html { scroll-behavior:auto; }
  .site-header [data-cta="header_sp_tel"],
  .site-header [data-cta="header_sp_contact"],
  .site-header.is-float-cta-visible [data-cta="header_sp_tel"],
  .site-header.is-float-cta-visible [data-cta="header_sp_contact"] { transition:none; }
  .site-menu,.site-menu__panel,.site-menu__close,.site-menu__nav a,.site-menu__cta,
  .site-menu.is-open .site-menu__nav a:nth-child(n),.site-menu.is-open .site-menu__cta { transition:none; }
}
@media (min-width:1280px){.site-header__nav{margin-left:40px}.site-header__actions{gap:24px}.site-header__contact{width:240px;min-height:52px;font-size:16px}}
@media (max-width:1279px){.site-menu__logo{margin-left:-24px}.site-menu__nav{margin-top:53px;display:grid;gap:8px}.site-menu__nav a{height:59px}.site-menu__cta{margin-top:56px}.site-menu__cta-link{font-size:16px}}