@import url('https://fonts.googleapis.com/css2?family=Shippori+Mincho:wght@400;500;600;800&family=Noto+Sans+JP:wght@300;400;500;700&family=Cormorant+Garamond:ital,wght@0,400;1,400;1,500&display=swap');

:root{
  --bg: #1c1315;
  --bg-alt: #241a1c;
  --surface: #2b2022;
  --surface-line: rgba(185,154,107,.22);
  --gold: #b99a6b;
  --gold-soft: #d8c4a2;
  --rose: #a97a72;
  --ink: #f3ebe0;
  --ink-muted: #c6b6a9;
  --ink-faint: #8f7d72;
  --maxw: 1120px;
}

*{box-sizing:border-box;}
html{scroll-behavior:smooth;}
body{
  margin:0;
  background:var(--bg);
  color:var(--ink);
  font-family:"Noto Sans JP", sans-serif;
  font-weight:300;
  line-height:1.9;
  letter-spacing:.02em;
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block;}
a{color:inherit;}
h1,h2,h3,.serif{
  font-family:"Shippori Mincho", serif;
  font-weight:600;
  letter-spacing:.06em;
}
.eyebrow{
  font-family:"Cormorant Garamond", serif;
  font-style:italic;
  font-size:.95rem;
  letter-spacing:.28em;
  color:var(--gold-soft);
  text-transform:uppercase;
}
.wrap{max-width:var(--maxw);margin:0 auto;padding:0 32px;}

/* ---------- header ---------- */
.site-header{
  position:sticky;top:0;z-index:50;
  background:rgba(28,19,21,.96);
  border-bottom:1px solid var(--surface-line);
}
.site-header .wrap{
  display:flex;align-items:center;justify-content:space-between;
  padding-top:12px;padding-bottom:12px;
}
.brand{
  display:flex;align-items:center;gap:12px;line-height:1.1;text-decoration:none;
}
.brand .logo-mark{flex-shrink:0;height:60px;width:auto;}
.brand .brand-text{display:flex;flex-direction:column;}
.brand .en{
  font-family:"Cormorant Garamond", serif;font-style:italic;
  font-size:1.55rem;letter-spacing:.06em;color:var(--ink);
}
.brand .ja{
  font-size:.62rem;letter-spacing:.32em;color:var(--gold-soft);margin-top:2px;
}
.brand .ja.tagline-en{
  letter-spacing:.02em;max-width:190px;line-height:1.5;white-space:normal;
}
footer .brand-mark{display:flex;align-items:center;gap:10px;margin-bottom:16px;}
footer .brand-mark .logo-mark{height:38px;width:auto;flex-shrink:0;}
.nav{display:flex;gap:34px;list-style:none;margin:0;padding:0;}
.nav a{
  font-size:.82rem;letter-spacing:.12em;text-decoration:none;color:var(--ink-muted);
  position:relative;padding-bottom:4px;white-space:nowrap;
}
.nav a::after{
  content:"";position:absolute;left:0;bottom:0;width:0;height:1px;background:var(--gold);
  transition:width .35s ease;
}
.nav a:hover::after,.nav a.active::after{width:100%;}
.nav a.active{color:var(--gold-soft);}
.nav .cta{
  border:1px solid var(--gold);color:var(--gold-soft);padding:8px 18px;border-radius:2px;
}
.nav .cta::after{display:none;}
.menu-toggle{display:none;background:none;border:0;color:var(--ink);font-size:1.4rem;}

@media(max-width:820px){
  .site-header .wrap{flex-wrap:nowrap;}
  .menu-toggle{
    display:block;order:-1;margin-right:14px;flex-shrink:0;
    position:relative;z-index:210;
  }
  .nav{
    display:none;
    position:fixed;top:var(--header-h, 68px);left:16px;
    background:var(--bg);z-index:200;
    flex-direction:column;align-items:flex-start;
    padding:22px 26px;gap:18px;
    border:1px solid var(--surface-line);border-radius:6px;
    box-shadow:0 16px 34px rgba(0,0,0,.45);
    width:auto;min-width:190px;max-height:calc(100vh - var(--header-h, 68px) - 24px);
    overflow-y:auto;
  }
  .nav.open{display:flex;}
}

/* ---------- section rhythm ---------- */
section{padding:104px 0;position:relative;}
.section-alt{background:var(--bg-alt);}
.head-block{max-width:640px;margin-bottom:56px;}
.head-block h2{font-size:clamp(1.6rem,2.6vw,2.2rem);margin:.5em 0 0;color:var(--ink);}
.rule{
  width:56px;height:1px;background:var(--gold);margin-top:22px;
  transform-origin:left;transform:scaleX(0);
  animation:grow 1.1s ease forwards;
}
@keyframes grow{to{transform:scaleX(1);}}

p{color:var(--ink-muted);}
.lead{font-size:1.02rem;color:var(--ink-muted);}

/* ---------- buttons ---------- */
.btn{
  display:inline-flex;align-items:center;gap:10px;
  border:1px solid var(--gold);color:var(--gold-soft);
  padding:14px 30px;text-decoration:none;font-size:.85rem;letter-spacing:.14em;
  border-radius:2px;transition:background .3s ease,color .3s ease;
}
.btn:hover{background:var(--gold);color:var(--bg);}
.btn.ghost{border-color:var(--surface-line);color:var(--ink-muted);}

/* ---------- footer ---------- */
footer{border-top:1px solid var(--surface-line);padding:64px 0 40px;background:var(--bg);}
footer .cols{display:grid;grid-template-columns:1.3fr 1fr 1fr;gap:40px;}
footer h4{
  font-family:"Shippori Mincho",serif;font-weight:500;font-size:.9rem;
  color:var(--gold-soft);letter-spacing:.12em;margin:0 0 16px;
}
footer p, footer a{color:var(--ink-faint);font-size:.85rem;text-decoration:none;}
footer ul{list-style:none;margin:0;padding:0;display:flex;flex-direction:column;gap:10px;}
footer .bottom{
  margin-top:48px;padding-top:24px;border-top:1px solid var(--surface-line);
  display:flex;justify-content:space-between;flex-wrap:wrap;gap:12px;
  font-size:.72rem;color:var(--ink-faint);letter-spacing:.06em;
}
footer .bottom a{margin-left:18px;}
@media(max-width:720px){
  footer .cols{grid-template-columns:1fr;}
}

/* ---------- page hero (inner pages) ---------- */
.page-hero{
  padding:96px 0 64px;border-bottom:1px solid var(--surface-line);
  background:
    radial-gradient(60% 100% at 15% 0%, rgba(185,154,107,.08), transparent 60%),
    var(--bg);
}
.page-hero h1{font-size:clamp(1.9rem,4vw,2.7rem);color:var(--ink);margin:.4em 0 0;}

/* ---------- generic content blocks ---------- */
.prose h3{color:var(--gold-soft);font-size:1.05rem;margin-top:2.4em;}
.prose p{margin:.9em 0;}
.card{
  background:var(--surface);border:1px solid var(--surface-line);
  padding:32px;border-radius:2px;
}

/* ---------- photo slots (drop real photos in /photos) ---------- */
.photo-slot{
  position:relative;overflow:hidden;border:1px solid var(--surface-line);
  background:
    radial-gradient(70% 60% at 30% 20%, rgba(185,154,107,.16), transparent 60%),
    radial-gradient(60% 60% at 80% 90%, rgba(169,122,114,.14), transparent 60%),
    var(--surface);
}
.photo-slot img{
  position:absolute;inset:0;width:100%;height:100%;object-fit:cover;
}
.photo-slot::after{
  content:"";position:absolute;inset:0;
  background:linear-gradient(180deg, rgba(28,19,21,0) 60%, rgba(28,19,21,.45) 100%);
  pointer-events:none;
}
.photo-slot .cap{
  position:absolute;bottom:18px;left:20px;z-index:2;
  font-family:"Cormorant Garamond",serif;font-style:italic;color:var(--gold-soft);
  font-size:.85rem;letter-spacing:.08em;text-shadow:0 2px 8px rgba(0,0,0,.5);
}
.gallery-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:16px;}
.gallery-grid .photo-slot{aspect-ratio:4/5;}
@media(max-width:820px){.gallery-grid{grid-template-columns:1fr 1fr;}}
@media(max-width:520px){.gallery-grid{grid-template-columns:1fr;}}

/* ---------- ambient falling petals background ---------- */
#petal-field{
  position:fixed;inset:0;width:100%;height:100%;
  overflow:hidden;pointer-events:none;z-index:0;
}
#petal-field .petal-piece{
  position:absolute;top:-40px;
  opacity:0;
  animation-name:petalFall;
  animation-timing-function:linear;
  animation-iteration-count:infinite;
  will-change:transform,opacity;
}
#petal-field svg{display:block;filter:drop-shadow(0 2px 4px rgba(0,0,0,.25));}
@keyframes petalFall{
  0%{transform:translate(0,-5vh) rotate(0deg);opacity:0;}
  6%{opacity:.55;}
  50%{transform:translate(var(--drift,40px), 55vh) rotate(180deg);}
  92%{opacity:.5;}
  100%{transform:translate(calc(var(--drift,40px) * 2), 115vh) rotate(360deg);opacity:0;}
}
@media(prefers-reduced-motion: reduce){
  #petal-field{display:none;}
}
/* keep real content above the petal layer */
main, section, footer{position:relative;z-index:1;}