/* GLOBAL */
* { box-sizing: border-box; }
body {
  margin: 0;
  font-family: 'Noto Sans JP', sans-serif;
  background: #fafafa;
  color: #333;
}
h1,h2,h3 { margin: 0; }

/* NAV */
header {
  background: #fff;
  border-bottom: 1px solid #ddd;
}
nav {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 15px 40px;
}
nav ul {
  display: flex;
  gap: 25px;
  list-style: none;
  margin: 0;
  padding: 0;
}
nav a {
  text-decoration: none;
  color: #333;
  font-weight: 700;
}

/* HERO (TOP IMAGE) */
.hero {
  position: relative;
  height: 70vh;
  overflow: hidden;
}
.hero img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}
.hero::after {
  content: "";
  position: absolute;
  inset: 0;
  background: rgba(0,0,0,0.4);
}
.hero-content {
  position: absolute;
  inset: 0;
  display: flex;
  justify-content: center;
  align-items: center;
  z-index: 1;
}
.hero-content h1 {
  color: #fff;
  font-size: 70px;
  letter-spacing: 6px;
}

/* SECTIONS */
.container {
  padding: 60px 40px;
}
.spot-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(260px,1fr));
  gap: 30px;
}
.spot-card {
  background: #fff;
  padding: 15px;
  border-radius: 12px;
  box-shadow: 0 5px 15px rgba(0,0,0,.1);
}
.spot-card img {
  width: 100%;
  border-radius: 10px;
}

/* FORM */
form {
  max-width: 500px;
  margin: auto;
  display: flex;
  flex-direction: column;
  gap: 15px;
}
input, textarea, button {
  padding: 12px;
  font-size: 16px;
}
button {
  background: #333;
  color: #fff;
  border: none;
}

/* FOOTER */
footer {
  text-align: center;
  padding: 20px;
  background: #fff;
  border-top: 1px solid #ddd;
}

/* MOBILE */
@media (max-width:768px){
  .spot-card img {
    height: 150px;
  }
}