/* Shared header — used by every page */
header{
  position:fixed;
  top:0;
  left:0;
  right:0;
  z-index:20;
  background:transparent;
  -webkit-backdrop-filter:none;
  backdrop-filter:none;
  border-bottom:1px solid transparent;
  transition:border-color .55s ease,box-shadow .55s ease;
}
header::before{
  content:'';
  position:absolute;
  inset:0;
  z-index:0;
  opacity:0;
  pointer-events:none;
  background:linear-gradient(100deg,rgba(18,19,16,.97) 0%,rgba(48,49,44,.96) 58%,rgba(239,234,224,.97) 100%);
  -webkit-backdrop-filter:blur(12px);
  backdrop-filter:blur(12px);
  transition:opacity .55s cubic-bezier(.2,.7,.2,1);
}
header.scrolled{
  background:transparent;
  -webkit-backdrop-filter:none;
  backdrop-filter:none;
  border-bottom-color:rgba(163,129,63,.3);
  box-shadow:0 8px 30px rgba(18,19,16,.13);
}
header.scrolled::before{opacity:1}
header nav.wrap{
  height:88px;
  display:flex;
  align-items:center;
  justify-content:space-between;
  position:relative;
  z-index:1;
}
header .logo{
  flex:0 0 auto;
  font-family:'Zen Old Mincho',serif;
  font-size:20px;
  line-height:1.3;
  letter-spacing:.12em;
  color:var(--paper);
}
header .logo small{
  display:block;
  margin-top:2px;
  color:rgba(239,234,224,.66);
  font-family:'Noto Sans JP',sans-serif;
  font-size:10.5px;
  font-weight:300;
  letter-spacing:.2em;
}
header .nav-links{
  display:flex;
  align-items:center;
  gap:24px;
  margin:0 18px;
  color:rgba(239,234,224,.8);
  font-size:14.5px;
  white-space:nowrap;
}
header .nav-links a{
  padding:7px 0;
  border-bottom:1px solid transparent;
  transition:border-color .2s,color .2s;
}
header .nav-links a:hover,
header .nav-links a.active{
  color:var(--paper);
  border-color:var(--gold);
}
header .nav-right{
  display:flex;
  align-items:center;
  gap:15px;
}
header .lang-toggle{
  padding:8px 13px;
  border:1px solid rgba(35,36,31,.22);
  border-radius:2px;
  background:rgba(239,234,224,.22);
  color:var(--ink);
  cursor:pointer;
  font-family:'Noto Sans JP',sans-serif;
  font-size:13px;
  letter-spacing:.08em;
  white-space:nowrap;
  word-break:keep-all;
  flex-shrink:0;
}
header .whatsapp-link{
  width:40px;
  height:40px;
  flex:0 0 40px;
  display:inline-flex;
  align-items:center;
  justify-content:center;
  border:1px solid rgba(35,36,31,.22);
  border-radius:50%;
  transition:border-color .2s,background .2s,transform .2s;
}
header .whatsapp-link img{width:20px;height:20px;display:block}
header .whatsapp-link:hover{border-color:var(--moss);background:rgba(85,98,74,.08);transform:translateY(-1px)}
header .btn-line{
  padding:12px 21px;
  border:1px solid var(--gold);
  border-radius:2px;
  background:var(--gold);
  color:var(--paper);
  font-size:14px;
  white-space:nowrap;
  transition:background .2s,border-color .2s,color .2s;
}
header .btn-line:hover{background:var(--ink);border-color:var(--ink);color:var(--paper)}
header .lang-toggle:hover{background:rgba(239,234,224,.48);border-color:rgba(35,36,31,.38)}
header:not(.scrolled) .logo{color:var(--paper)}
header:not(.scrolled) .logo small,
header:not(.scrolled) .nav-links{color:rgba(239,234,224,.8)}
header:not(.scrolled) .nav-links a:hover,
header:not(.scrolled) .nav-links a.active{color:var(--paper);border-color:var(--gold)}
header:not(.scrolled) .lang-toggle{color:var(--paper);border-color:rgba(239,234,224,.42);background:transparent}
header:not(.scrolled) .lang-toggle:hover{color:var(--paper);border-color:var(--paper);background:rgba(239,234,224,.1)}
header:not(.scrolled) .whatsapp-link{border-color:rgba(239,234,224,.42);background:transparent}
header:not(.scrolled) .whatsapp-link img{filter:brightness(0) invert(1)}
header:not(.scrolled) .whatsapp-link:hover{border-color:var(--paper);background:rgba(239,234,224,.12)}
@media(max-width:1080px){header .nav-links{display:none}}
@media(max-width:600px){
  header nav.wrap{height:82px}
  header nav.wrap{padding-left:20px;padding-right:20px}
  header .logo{font-size:16px}
  header .logo small{font-size:8.5px}
  header .nav-right{gap:9px}
  header .btn-line{display:none}
  header .whatsapp-link{width:34px;height:34px;flex-basis:34px}
  header .lang-toggle{padding:5px 9px}
}

/* Shared page directory */
.site-directory{
  padding:62px 0;
  border-top:1px solid rgba(163,129,63,.3);
  background:#171814;
  color:#efeae0;
}
.site-directory-grid{
  display:grid;
  grid-template-columns:repeat(7,minmax(0,1fr));
}
.site-directory a{
  position:relative;
  min-height:82px;
  padding:4px 22px 0 26px;
  border-left:1px solid rgba(239,234,224,.18);
  transition:color .25s ease,transform .25s ease;
}
.site-directory a:first-child{border-left:0}
.site-directory a::before{
  content:'›';
  position:absolute;
  left:9px;
  top:2px;
  color:#b89248;
  font-size:18px;
  line-height:1;
}
.site-directory strong{
  display:block;
  font-family:'Zen Old Mincho',serif;
  font-size:14px;
  font-weight:500;
  letter-spacing:.04em;
}
.site-directory small{
  display:block;
  margin-top:10px;
  color:rgba(239,234,224,.55);
  font-size:10.5px;
  letter-spacing:.08em;
}
.site-directory a:hover{color:#c5a665;transform:translateY(-2px)}
.site-directory a:hover small{color:rgba(239,234,224,.78)}
@media(max-width:1000px){
  .site-directory-grid{grid-template-columns:repeat(3,minmax(0,1fr))}
  .site-directory a{padding-top:24px;padding-bottom:24px;border-top:1px solid rgba(239,234,224,.14)}
  .site-directory a:nth-child(-n+3){border-top:0}
  .site-directory a:nth-child(4),
  .site-directory a:nth-child(7){border-left:0}
  .site-directory a::before{top:22px}
}
@media(max-width:600px){
  .site-directory{padding:38px 0}
  .site-directory-grid{grid-template-columns:1fr}
  .site-directory a{min-height:0;padding:19px 4px 19px 24px;border-left:0}
  .site-directory a:nth-child(n){border-top:1px solid rgba(239,234,224,.14)}
  .site-directory a:first-child{border-top:0}
  .site-directory a::before{left:5px;top:18px}
  .site-directory small{margin-top:5px}
}

/* Full-screen mobile menu */
.mobile-menu-toggle,
.mobile-menu-overlay{display:none}

@media(max-width:1080px){
  body.menu-open{overflow:hidden}
  body.menu-open header{color:#efeae0}
  body.menu-open header::before{opacity:0}
  body.menu-open header .logo,
  body.menu-open header .logo small{color:#efeae0}

  header nav.wrap{z-index:23}
  header .nav-links{display:none !important}
  header .nav-right{
    display:flex !important;
    margin-left:auto;
    margin-right:10px;
  }
  header .nav-right .whatsapp-link{
    display:inline-flex !important;
    width:40px;
    height:40px;
    flex-basis:40px;
  }
  header .nav-right .btn-line{display:none !important}
  header .nav-right .lang-toggle{
    display:inline-flex !important;
    align-items:center;
    justify-content:center;
    min-width:46px;
    min-height:40px;
  }

  .mobile-menu-toggle{
    width:46px;
    height:46px;
    flex:0 0 46px;
    position:relative;
    z-index:24;
    display:flex;
    flex-direction:column;
    align-items:center;
    justify-content:center;
    gap:7px;
    padding:0;
    border:1px solid rgba(239,234,224,.45);
    border-radius:50%;
    background:rgba(20,21,18,.14);
    color:#efeae0;
    cursor:pointer;
    transition:border-color .25s ease,background .25s ease;
  }
  header.scrolled .mobile-menu-toggle{
    border-color:rgba(35,36,31,.3);
    background:rgba(239,234,224,.32);
  }
  .mobile-menu-toggle span{
    width:19px;
    height:1px;
    display:block;
    background:currentColor;
    transform-origin:center;
    transition:transform .35s cubic-bezier(.2,.7,.2,1),opacity .25s ease;
  }
  header.scrolled .mobile-menu-toggle{color:#23241f}
  body.menu-open header .mobile-menu-toggle{
    color:#efeae0;
    border-color:rgba(239,234,224,.48);
    background:rgba(239,234,224,.06);
  }
  body.menu-open header .nav-right .lang-toggle{
    color:#efeae0;
    border-color:rgba(239,234,224,.42);
    background:rgba(239,234,224,.06);
  }
  body.menu-open header .nav-right .whatsapp-link{
    border-color:rgba(239,234,224,.42);
    background:rgba(239,234,224,.06);
  }
  body.menu-open header .nav-right .whatsapp-link img{
    filter:brightness(0) invert(1);
  }
  body.menu-open .mobile-menu-toggle span:first-child{transform:translateY(4px) rotate(45deg)}
  body.menu-open .mobile-menu-toggle span:last-child{transform:translateY(-4px) rotate(-45deg)}

  .mobile-menu-overlay{
    position:fixed;
    inset:0;
    z-index:22;
    display:block;
    overflow-y:auto;
    visibility:hidden;
    opacity:0;
    background:linear-gradient(135deg,#151612 0%,#272822 62%,#45443d 100%);
    transform:translateX(100%);
    transition:transform .52s cubic-bezier(.2,.75,.2,1),opacity .38s ease,visibility .52s;
  }
  .mobile-menu-overlay::before{
    content:'';
    position:absolute;
    inset:0;
    pointer-events:none;
    background:radial-gradient(circle at 84% 16%,rgba(197,166,101,.13),transparent 30%);
  }
  body.menu-open .mobile-menu-overlay{
    visibility:visible;
    opacity:1;
    transform:translateX(0);
  }
  .mobile-menu-panel{
    min-height:100%;
    position:relative;
    display:flex;
    flex-direction:column;
    padding-top:132px;
    padding-bottom:42px;
  }
  .mobile-menu-label{
    margin:0 0 24px;
    color:#b89248;
    font-family:'Cormorant Garamond',serif;
    font-size:12px;
    letter-spacing:.28em;
  }
  .mobile-menu-links{
    counter-reset:mobile-nav;
    display:flex;
    flex-direction:column;
    border-top:1px solid rgba(239,234,224,.18);
  }
  .mobile-menu-links a{
    counter-increment:mobile-nav;
    position:relative;
    display:flex;
    align-items:center;
    min-height:69px;
    padding:14px 10px 14px 52px;
    border-bottom:1px solid rgba(239,234,224,.18);
    color:#efeae0;
    font-family:'Zen Old Mincho',serif;
    font-size:clamp(21px,5vw,28px);
    letter-spacing:.06em;
    transition:color .2s ease,padding-left .25s ease;
  }
  .mobile-menu-links a::before{
    content:'0' counter(mobile-nav);
    position:absolute;
    left:8px;
    color:#b89248;
    font-family:'Cormorant Garamond',serif;
    font-size:12px;
    letter-spacing:.12em;
  }
  .mobile-menu-links a:hover,
  .mobile-menu-links a:focus-visible,
  .mobile-menu-links a.active{color:#c5a665;padding-left:58px;outline:none}

  .mobile-menu-actions{
    display:grid;
    grid-template-columns:minmax(0,1fr);
    align-items:center;
    gap:12px;
    margin-top:auto;
    padding-top:34px;
  }
  .mobile-menu-actions .btn-line{
    display:flex !important;
    align-items:center;
    justify-content:center;
    min-height:46px;
    padding:10px 18px;
    font-size:13px;
  }
}

@media(max-width:600px){
  header nav.wrap{padding-left:14px;padding-right:14px}
  header nav.wrap .logo{
    font-size:14px;
    letter-spacing:.075em;
    white-space:nowrap;
  }
  header nav.wrap .logo small{font-size:7.5px;letter-spacing:.16em}
  .mobile-menu-toggle{width:42px;height:42px;flex-basis:42px}
  header .nav-right{gap:7px;margin-right:7px}
  header .nav-right .whatsapp-link{width:34px;height:34px;flex-basis:34px}
  header .nav-right .lang-toggle{
    width:auto;
    min-width:60px;
    min-height:36px;
    padding:5px 7px;
    white-space:nowrap;
    word-break:keep-all;
    line-height:1;
  }
  header .nav-right .lang-toggle .en{white-space:nowrap;word-break:keep-all}
  .mobile-menu-panel{padding-top:112px;padding-bottom:28px}
  .mobile-menu-label{margin-bottom:18px}
  .mobile-menu-links a{min-height:62px;font-size:21px}
  .mobile-menu-actions{grid-template-columns:1fr;padding-top:25px}
  .mobile-menu-actions .btn-line{font-size:12px;padding-left:12px;padding-right:12px}
}

@media(max-width:360px){
  header nav.wrap{padding-left:10px;padding-right:10px}
  header nav.wrap .logo{font-size:12.5px;letter-spacing:.055em}
  header nav.wrap .logo small{font-size:7px;letter-spacing:.12em}
  header .nav-right{gap:6px;margin-right:5px}
  header .nav-right .lang-toggle{min-width:56px;min-height:34px;padding:4px 6px;font-size:12px}
  header .nav-right .whatsapp-link{width:32px;height:32px;flex-basis:32px}
  .mobile-menu-toggle{width:38px;height:38px;flex-basis:38px}
}

@media(prefers-reduced-motion:reduce){
  .mobile-menu-overlay,
  .mobile-menu-toggle span{transition:none}
}