/* ----------------------------------------------------
   Fonts（Google Fonts から読み込み／不要なら削除OK）
---------------------------------------------------- */
@import url('https://fonts.googleapis.com/css2?family=Noto+Sans+JP:wght@400;600;700&family=Noto+Serif+JP:wght@600;700&display=swap');

/* ----------------------------------------------------
   Base
---------------------------------------------------- */
:root{
  --ivory:#F8F5F0;
  --brown:#4B2E2B;
  --green:#3C5A40;
  --beige:#DCC7A1;
  --text:#333333;
  --shadow:0 8px 24px rgba(0,0,0,.08);
}

*{ box-sizing:border-box; }
html,body{ margin:0; padding:0; }
body{
  font-family:'Noto Sans JP', system-ui, -apple-system, Segoe UI, Roboto, sans-serif;
  color:var(--text);
  background:var(--ivory);
  line-height:1.8;
  -webkit-font-smoothing:antialiased;
  text-rendering:optimizeLegibility;
}

img{ max-width:100%; height:auto; display:block; }
a{ color:inherit; }

/* コンテナ幅 */
.container{ width:min(1100px, 92%); margin-inline:auto; }

/* 共通UI */
.btn{
  display:inline-block;
  background:var(--green);
  color:#fff;
  padding:10px 22px;
  border-radius:10px;
  text-decoration:none;
  font-weight:700;
  transition:transform .15s ease, background .2s ease;
}
.btn:hover{ background:#2f4632; transform:translateY(-1px); }
.btn:focus-visible{ outline:3px solid #9cc5a2; outline-offset:2px; }

/* 見出しの雰囲気 */
h1,h2,h3{
  font-family:'Noto Serif JP', Georgia, serif;
  color:var(--brown);
  line-height:1.35;
  margin:0 0 .5em;
}

/* ----------------------------------------------------
   Header
---------------------------------------------------- */
.site-header{
  position:sticky; top:0; z-index:50;
  background:var(--ivory);
  border-bottom:1px solid rgba(0,0,0,.06);
}
.header-inner{
  display:flex; align-items:center; justify-content:space-between;
  padding:14px 0;
}
.logo{
  font-family:'Noto Serif JP', Georgia, serif;
  color:var(--brown);
  text-decoration:none;
  font-weight:700; font-size:22px;
}
.nav ul{
  margin:0; padding:0; list-style:none;
  display:flex; gap:22px;
}
.nav a{
  text-decoration:none; color:var(--brown); font-weight:600;
}
.nav a:hover{ color:var(--green); }
.nav a:focus-visible{ outline:2px solid var(--green); outline-offset:4px; border-radius:6px; }

/* ----------------------------------------------------
   Hero
---------------------------------------------------- */
.hero{
  position:relative; min-height:60svh; overflow:clip;
  display:grid; place-items:center;
}
.hero img{
  width:100%; height:60svh; object-fit:cover;
  filter:brightness(.82);
}
.hero::after{ /* うっすらグラデで文字を読みやすく */
  content:""; position:absolute; inset:0;
  background:linear-gradient(to top, rgba(0,0,0,.35), rgba(0,0,0,0) 50%);
  pointer-events:none;
}
.hero-content{
  position:absolute; inset:0; display:grid; place-content:center; text-align:center;
  padding:0 16px;
}
.hero h1{
  color:#fff; text-shadow:0 2px 12px rgba(0,0,0,.45);
  font-size:clamp(28px, 4vw, 44px);
  margin-bottom:6px;
}
.subtitle{ color:#e9efe9; margin:0 0 16px; }

/* ----------------------------------------------------
   About
---------------------------------------------------- */
.about{
  padding:64px 0;
  text-align:center;
}
.about p{ max-width:800px; margin:0 auto 24px; }
.about img{
  margin:20px auto 0;
  border-radius:14px;
  box-shadow:var(--shadow);
}

/* ----------------------------------------------------
   Menu
---------------------------------------------------- */
.menu{
  padding:64px 0;
}
.menu h2{ text-align:center; margin-bottom:24px; }
.menu-grid{
  display:grid; grid-template-columns:repeat(3, 1fr); gap:24px;
}
.menu-grid article{
  background:#fff; border-radius:14px; overflow:hidden;
  box-shadow:var(--shadow);
  transition:transform .15s ease, box-shadow .2s ease;
  text-align:center;
}
.menu-grid article:hover{ transform:translateY(-2px); box-shadow:0 12px 28px rgba(0,0,0,.1); }
.menu-grid img{ aspect-ratio: 4/3; object-fit:cover; }
.menu-grid h3{ margin:14px 16px 6px; }
.menu-grid p{ margin:0 16px 18px; color:#555; }

/* ----------------------------------------------------
   Access
---------------------------------------------------- */
.access{
  padding:64px 0;
  background:var(--beige);
  border-top:1px solid rgba(0,0,0,.04);
  border-bottom:1px solid rgba(0,0,0,.04);
}
.access h2{ text-align:center; margin-bottom:10px; }
.access p{ text-align:center; margin:6px 0; }

/* ----------------------------------------------------
   Reserve
---------------------------------------------------- */
.reserve{
  padding:64px 0;
}
.reserve h2{ text-align:center; margin-bottom:12px; }
.reserve p{ text-align:center; margin-top:0; }
.reserve form{
  margin-top:14px;
  display:grid; grid-template-columns:repeat(3, 1fr); gap:14px;
}
.reserve label{
  display:grid; gap:6px; font-weight:700; color:var(--brown);
}
.reserve input{
  padding:10px; border:1px solid #dadada; border-radius:10px; background:#fff;
}
.reserve button{ justify-self:center; grid-column:1 / -1; }

/* ----------------------------------------------------
   Footer
---------------------------------------------------- */
.site-footer{
  background:var(--brown); color:#fff;
}
.site-footer .container{
  display:flex; justify-content:center; align-items:center;
  padding:18px 0;
}
.site-footer small{ opacity:.95; }

/* ----------------------------------------------------
   Responsive
---------------------------------------------------- */
@media (max-width: 960px){
  .menu-grid{ grid-template-columns:repeat(2, 1fr); }
  .reserve form{ grid-template-columns:1fr 1fr; }
}
@media (max-width: 720px){
  .header-inner{ flex-direction:column; gap:8px; align-items:flex-start; }
  .nav ul{ gap:14px; flex-wrap:wrap; }
  .hero img{ height:54svh; }
  .about, .menu, .access, .reserve{ padding:48px 0; }
  .menu-grid{ grid-template-columns:1fr; }
  .reserve form{ grid-template-columns:1fr; }
}