/*
Theme Name: BOROYA
Theme URI: https://aoshima-boroya.com
Author: 青島BOROYA
Description: 青島BOROYA 公式サイト用オリジナルテーマ。雨雲ライト(#E6E8EA)・游明朝体・ナビ3項目のみという設計ガイドに基づく。
Version: 1.0
Text Domain: boroya
*/

/* ============================================================
   青島BOROYA — style.css
   設計ガイドに基づくトークン:
   ベースカラー #E6E8EA（雨雲ライト） / 文字色 #111111
   フォント 游明朝体 / 角は直角 / 色数は白黒グレーのみ
   ============================================================ */

:root{
  --bg:#E6E8EA;
  --ink:#111111;
  --muted:#5B5F63;
  --line:#C9CCCE;
  --maxw:1040px;
  --gutter:clamp(20px,5vw,64px);
}

*{box-sizing:border-box;}
html,body{margin:0;padding:0;}

body{
  background:var(--bg);
  color:var(--ink);
  font-family:"Yu Mincho","YuMincho","Hiragino Mincho ProN","HGS明朝E","MS PMincho",serif;
  line-height:1.9;
  -webkit-font-smoothing:antialiased;
  position:relative;
  min-height:100vh;
}

/* 上質紙のようなうっすらした質感 */
body::before{
  content:"";
  position:fixed;
  inset:0;
  pointer-events:none;
  z-index:999;
  opacity:.05;
  mix-blend-mode:multiply;
  background-image:url("data:image/svg+xml;utf8,<svg xmlns='http://www.w3.org/2000/svg' width='180' height='180'><filter id='n'><feTurbulence type='fractalNoise' baseFrequency='0.9' numOctaves='2' stitchTiles='stitch'/></filter><rect width='100%25' height='100%25' filter='url(%23n)'/></svg>");
}

a{color:inherit;text-decoration:none;}
a:hover{opacity:.65;}
button{font-family:inherit;}
img,svg{display:block;max-width:100%;}

:focus-visible{outline:2px solid var(--ink);outline-offset:3px;}

.en{letter-spacing:.14em;}

.wrap{max-width:var(--maxw);margin:0 auto;padding:0 var(--gutter);}

/* ---------- ヘッダー（全ページ共通／ナビは3つだけ） ---------- */
.site-header{
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:16px;
  padding:clamp(18px,3vw,32px) var(--gutter);
}
.brand{
  display:flex;
  align-items:center;
  gap:.5em;
  font-size:clamp(.92rem,1.6vw,1.02rem);
  letter-spacing:.05em;
  flex:none;
}
.brand svg{width:19px;height:19px;flex:none;color:var(--ink);}
.primary-nav{
  display:flex;
  gap:clamp(16px,3vw,38px);
  font-size:clamp(.82rem,1.4vw,.92rem);
  letter-spacing:.08em;
}
.primary-nav a{padding-bottom:.3em;border-bottom:1px solid transparent;}
.primary-nav a[aria-current="page"]{border-bottom-color:var(--ink);}

/* ---------- フッター（全ページ共通） ---------- */
.site-footer{
  border-top:1px solid var(--line);
  margin-top:clamp(60px,10vw,120px);
  padding:clamp(28px,4vw,40px) var(--gutter) clamp(40px,6vw,56px);
  display:flex;
  flex-wrap:wrap;
  gap:clamp(16px,3vw,32px);
  justify-content:space-between;
  align-items:center;
  font-size:.82rem;
  color:var(--muted);
}
.footer-brand{display:flex;align-items:center;gap:.5em;color:var(--ink);}
.footer-brand svg{width:15px;height:15px;}
.footer-contact{display:flex;gap:clamp(14px,2vw,28px);flex-wrap:wrap;}
.footer-contact a{display:inline-flex;align-items:center;gap:.4em;}
.footer-contact svg{width:13px;height:13px;}
.footer-legal{display:flex;gap:1.4em;flex-wrap:wrap;}

/* ---------- ヒーロー（トップページのみ） ---------- */
.hero{
  position:relative;
  margin:0 var(--gutter);
  height:min(80vh,680px);
  min-height:420px;
  overflow:hidden;
  border:1px solid var(--line);
}
.hero-art{position:absolute;inset:0;width:100%;height:100%;display:block;}
.hero-copy{
  position:absolute;
  left:clamp(20px,5vw,56px);
  bottom:clamp(26px,6vw,52px);
  max-width:560px;
}
.tagline{margin:0 0 .9em;font-size:clamp(.85rem,1.6vw,1rem);letter-spacing:.06em;line-height:1.85;}
.logotype{margin:0;font-size:clamp(2rem,7vw,3.5rem);font-weight:500;letter-spacing:.04em;}
.hero-tag{
  position:absolute;
  right:clamp(14px,3vw,22px);
  bottom:clamp(14px,3vw,22px);
  background:rgba(255,255,255,.55);
  color:var(--muted);
  font-size:.68rem;
  letter-spacing:.08em;
  padding:.3em .7em;
}

.lede{
  text-align:center;
  margin:clamp(36px,7vw,60px) auto 0;
  max-width:560px;
  padding:0 var(--gutter);
  font-size:clamp(.92rem,1.6vw,1.02rem);
  color:var(--muted);
}

@media (prefers-reduced-motion:no-preference){
  .hero-copy{animation:rise .9s ease both;}
}
@keyframes rise{
  from{opacity:0;transform:translateY(14px);}
  to{opacity:1;transform:translateY(0);}
}

/* ---------- ページ見出し ---------- */
.page-head{padding:clamp(40px,8vw,76px) var(--gutter) clamp(6px,2vw,14px);}
.page-head h1{margin:0;font-size:clamp(1.25rem,2.6vw,1.6rem);font-weight:500;letter-spacing:.08em;}

/* ---------- 部屋ページ ---------- */
.room-grid{
  display:grid;
  grid-template-columns:repeat(3,1fr);
  gap:clamp(16px,3vw,28px);
  padding:clamp(16px,3vw,24px) var(--gutter) clamp(60px,8vw,96px);
}
.photo-placeholder{margin:0;}
.photo-placeholder .frame{
  aspect-ratio:4/3;
  border:1px solid var(--line);
  position:relative;
  overflow:hidden;
}
.photo-placeholder .frame svg{position:absolute;inset:0;width:100%;height:100%;}
.placeholder-tag{
  position:absolute;top:10px;right:10px;
  background:rgba(255,255,255,.6);
  color:var(--muted);
  font-size:.66rem;letter-spacing:.08em;
  padding:.25em .6em;
}
.photo-placeholder figcaption{margin-top:.7em;font-size:.85rem;color:var(--muted);letter-spacing:.03em;}

@media (max-width:720px){
  .room-grid{grid-template-columns:1fr;}
}

/* ---------- 料金ページ ---------- */
.price-grid{
  display:flex;flex-wrap:wrap;gap:clamp(16px,3vw,24px);
  padding:clamp(16px,3vw,24px) var(--gutter) clamp(18px,3vw,26px);
}
.price-card{flex:1 1 220px;border:1px solid var(--line);padding:clamp(24px,4vw,34px) clamp(20px,3vw,28px);}
.price-label{margin:0 0 .6em;font-size:.88rem;letter-spacing:.06em;color:var(--muted);}
.price-amount{margin:0;font-size:clamp(1.5rem,3vw,2rem);letter-spacing:.03em;}
.price-note{padding:0 var(--gutter) clamp(60px,8vw,96px);font-size:.82rem;color:var(--muted);}

/* ---------- 予約ページ ---------- */
.reserve-form{padding:clamp(16px,3vw,24px) var(--gutter) clamp(32px,5vw,44px);max-width:520px;}
.field{display:flex;flex-direction:column;gap:.5em;margin-bottom:clamp(18px,3vw,24px);}
.field label{font-size:.84rem;letter-spacing:.05em;color:var(--muted);}
.field input,.field select{
  font-family:inherit;font-size:1rem;border:none;border-bottom:1px solid var(--line);
  background:transparent;padding:.6em .1em;color:var(--ink);border-radius:0;
}
.field input:focus,.field select:focus{border-bottom-color:var(--ink);}
.btn{
  display:inline-block;background:var(--ink);color:var(--bg);border:none;
  padding:.85em 2.2em;font-family:inherit;font-size:.92rem;letter-spacing:.12em;cursor:pointer;
}
.btn:hover{background:#34373b;}
.form-note{margin-top:.9em;font-size:.78rem;color:var(--muted);}

.faq{border-top:1px solid var(--line);padding:clamp(26px,4vw,38px) var(--gutter) clamp(6px,2vw,14px);}
.faq h2{margin:0 0 .9em;font-size:.98rem;letter-spacing:.06em;font-weight:500;}
.faq details{border-bottom:1px solid var(--line);padding:.9em 0;}
.faq summary{cursor:pointer;font-size:.92rem;letter-spacing:.02em;list-style:none;position:relative;padding-right:1.6em;}
.faq summary::-webkit-details-marker{display:none;}
.faq summary::after{content:"+";position:absolute;right:0;top:0;}
.faq details[open] summary::after{content:"–";}
.faq p{margin:.8em 0 0;color:var(--muted);font-size:.88rem;}

.inquiry{border-top:1px solid var(--line);padding:clamp(26px,4vw,38px) var(--gutter) clamp(40px,6vw,52px);}
.inquiry p.lead{margin:0 0 .9em;font-size:.92rem;}
.inquiry-links{display:flex;flex-wrap:wrap;gap:clamp(16px,3vw,28px);font-size:.88rem;}
.inquiry-links a{display:inline-flex;align-items:center;gap:.4em;}
.inquiry-links svg{width:15px;height:15px;}