:root{
  --green:#4CAF93;
  --green-dark:#3b9b83;
  --orange:#F6A623;

  --bg:#ffffff;
  --bg-soft:#f4faf8;
  --text:#243430;
  --muted:#6b7f78;
  --line:#e3efea;
}

*{box-sizing:border-box;}
body{
  margin:0;
  font-family:-apple-system,BlinkMacSystemFont,"Hiragino Kaku Gothic ProN","Noto Sans JP",sans-serif;
  color:var(--text);
  line-height:1.8;
}

a{text-decoration:none;color:inherit;}
img{width:100%;display:block;}

.container{
  width:min(1100px,92%);
  margin:0 auto;
}

/* ===== Header ===== */
.site-header{
  position:sticky;
  top:0;
  background:#fff;
  border-bottom:1px solid var(--line);
  z-index:50;
}
.header-inner{
  display:flex;
  align-items:center;
  justify-content:space-between;
  height:64px;
}
.logo{
  font-weight:800;
  color:var(--green);
  letter-spacing:.05em;
}
.site-nav{
  display:flex;
  gap:20px;
  align-items:center;
}
.nav-reserve{
  background:var(--orange);
  color:#fff;
  padding:8px 14px;
  border-radius:999px;
  font-weight:700;
}

/* Mobile nav */
.nav-toggle{
  display:none;
  flex-direction:column;
  gap:4px;
  background:none;
  border:none;
}
.nav-toggle span{
  width:22px;
  height:2px;
  background:#333;
}

/* ===== Hero ===== */
.hero{
  background:var(--bg-soft);
}
.slider{
  position:relative;
  height:70vh;
  min-height:420px;
  overflow:hidden;
}
.slide{
  position:absolute;
  inset:0;
  background-size:cover;
  background-position:center;
  opacity:0;
  transition:.5s;
}
.slide::after{
  content:"";
  position:absolute;
  inset:0;
  background:rgba(0,0,0,.35);
}
.slide.active{opacity:1;}
.slide-inner{
  position:relative;
  z-index:1;
  color:#fff;
  padding:80px 8%;
  max-width:600px;
}
.slide h1,.slide h2{
  margin:0 0 10px;
}
.slide p{
  margin-bottom:20px;
}

/* Buttons */
.btn{
  display:inline-block;
  padding:12px 22px;
  border-radius:999px;
  font-weight:700;
}
.btn.reserve{
  background:var(--orange);
  color:#fff;
}

/* Dots */
.slider-dots{
  position:absolute;
  bottom:20px;
  left:50%;
  transform:translateX(-50%);
  display:flex;
  gap:8px;
}
.slider-dots button{
  width:10px;
  height:10px;
  border-radius:50%;
  border:none;
  background:rgba(255,255,255,.5);
}
.slider-dots button.active{
  background:#fff;
}

/* ===== Section ===== */
.section{
  padding:60px 0;
}
.section-title{
  text-align:center;
  margin-bottom:40px;
  color:var(--green-dark);
}

/* ===== Menu ===== */
.menu-grid{
  display:grid;
  grid-template-columns:repeat(3,1fr);
  gap:20px;
}
.menu-card{
  background:#fff;
  border-radius:12px;
  overflow:hidden;
  box-shadow:0 6px 18px rgba(0,0,0,.05);
  text-align:center;
}
.menu-card h3{
  margin:14px 0 6px;
}
.menu-card p{
  margin-bottom:14px;
  color:var(--muted);
}

/* ===== Footer ===== */
.site-footer{
  background:var(--bg-soft);
  border-top:1px solid var(--line);
}
.footer-inner{
  display:grid;
  grid-template-columns:2fr 1fr 1fr;
  gap:20px;
  padding:40px 0;
}
.footer-links{
  display:flex;
  flex-direction:column;
  gap:10px;
}
.footer-bottom{
  text-align:center;
  padding:10px 0;
  font-size:12px;
  color:var(--muted);
}

/* ===== Fixed reserve (mobile) ===== */
.fixed-reserve{
  position:fixed;
  bottom:12px;
  left:12px;
  right:12px;
  display:none;
}
.fixed-reserve a{
  display:block;
  background:var(--orange);
  color:#fff;
  text-align:center;
  padding:14px;
  border-radius:999px;
  font-weight:800;
}

/* ===== Responsive ===== */
@media(max-width:900px){
  .menu-grid{grid-template-columns:1fr;}
  .footer-inner{grid-template-columns:1fr;}
}
@media(max-width:768px){
  .site-nav{
    display:none;
    position:absolute;
    top:64px;
    left:0;
    right:0;
    background:#fff;
    flex-direction:column;
  }
  .site-nav.open{display:flex;}
  .nav-toggle{display:flex;}
  .fixed-reserve{display:block;}
}