* {
  box-sizing: border-box;
}

/* 共通 */
body {
  margin: 0;
  font-family: "Helvetica Neue", sans-serif;
  color: #333;
  background-color: #fff;
  scroll-behavior: smooth;
}

header {
  position: fixed;
  top: 0;
  width: 100%;
  background: rgba(255, 255, 255, 0.95);
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 1rem 2rem;
  z-index: 1000;
  box-shadow: 0 2px 5px rgba(0, 0, 0, 0.1);
}

.logo {
  font-size: 1.5rem;
  font-weight: bold;
}

nav ul {
  display: flex;
  gap: 1.5rem;
  list-style: none;
}

nav a {
  text-decoration: none;
  color: #333;
  transition: color 0.3s;
}

nav a:hover {
  color: #d4af37;
}

.hero {
  height: 100vh;
  background: url("https://source.unsplash.com/1600x900/?salon") center/cover
    no-repeat;
  display: flex;
  align-items: center;
  justify-content: center;
  text-align: center;
  color: white;
  position: relative;
  animation: fadeBg 15s infinite alternate;
}

@keyframes fadeBg {
  0% {
    background-image: url("/images/salon-site/salon-site1.jpg");
  }
  50% {
    background-image: url("/images/salon-site/salon-site2.jpg");
  }
  100% {
    background-image: url("/images/salon-site/salon-site3.jpg");
  }
}

.hero-text h1 {
  font-size: 3rem;
}

.section {
  padding: 5rem 2rem;
  max-width: 1000px;
  margin: auto;
}

.menu-list {
  list-style: none;
  padding-left: 0;
}

.menu-list li {
  padding: 0.5rem 0;
}

.gallery-grid {
  display: flex;
  gap: 1rem;
  flex-wrap: wrap;
  justify-content: center;
}

.gallery-grid img {
  width: 300px;
  height: 300px;
  object-fit: cover;
  border-radius: 8px;
  transition: transform 0.3s;
}

.gallery-grid img:hover {
  transform: scale(1.05);
}

.map iframe {
  width: 100%;
  height: 300px;
  border: none;
}

form {
  display: flex;
  flex-direction: column;
  gap: 1rem;
}

input,
textarea {
  padding: 0.8rem;
  border: 1px solid #ccc;
  border-radius: 6px;
}

button {
  background: #d4af37;
  color: white;
  padding: 0.8rem;
  border: none;
  border-radius: 6px;
  cursor: pointer;
  transition: background 0.3s;
}

button:hover {
  background: #b99c30;
}

footer {
  background: #222;
  color: #fff;
  padding: 2rem;
  text-align: center;
}

.sns-icons a {
  color: #fff;
  margin: 0 0.5rem;
  font-size: 1.2rem;
}

@media (max-width: 768px) {
  nav ul {
    flex-direction: column;
    background: white;
    display: none;
  }
  .menu-open nav ul {
    display: flex;
  }
}