body {
  margin: 0;
  font-family: 'Noto Sans JP', sans-serif;
  background-color: #f4f6f8;
  color: #333;
}

header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 20px;
  background-color: #fff;
  box-shadow: 0 2px 6px rgba(0,0,0,0.1);
  position: sticky;
  top: 0;
  z-index: 1000;
}

.site-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 20px;
  background-color: #fff;
  box-shadow: 0 2px 6px rgba(0,0,0,0.1);
}

.header-logo {
  display: flex;
  align-items: center;
  gap: 8px;
}

.header-logo img {
  height: 48px;
  width: auto;
}

.hero-text {
  color: #444444; /* ダークグレー */
  text-shadow: 1px 1px 2px rgba(0,0,0,0.2);
}

.site-title {
  font-size: 1.6em;
  font-weight: bold;
  color: #0077aa;
  margin-bottom: 0.5em;
}

.logo {
  font-size: 1.5em;
  font-weight: bold;
  color: #0077cc;
}

nav ul {
  list-style: none;
  display: flex;
  gap: 20px;
  margin: 0;
}

nav a {
  color: white;
  text-decoration: none;
  font-weight: 500;
  transition: opacity 0.3s;
}

nav a:hover {
  opacity: 0.7;
}

.nav-links {
  display: flex;
  gap: 20px;
  list-style: none;
}

.nav-links li a {
  text-decoration: none;
  color: #333;
  font-weight: 500;
  display: flex;
  align-items: center;
  gap: 6px;
}

.hamburger {
  display: none;
  flex-direction: column;
  cursor: pointer;
  gap: 5px;
  z-index: 1001;
}

.hamburger span {
  width: 25px;
  height: 3px;
  background-color: #333;
  border-radius: 2px;
  transition: all 0.3s ease;
}

/* モバイル対応 */
@media (max-width: 768px) {
  .nav-links {
    position: fixed;
    top: 70px;
    right: 0;
    background-color: #fff;
    flex-direction: column;
    width: 220px;
    padding: 20px;
    box-shadow: -2px 0 8px rgba(0,0,0,0.1);
    display: none;
    z-index: 1000;
    transform: translateX(100%);
    transition: transform 0.3s ease;
  }

  .nav-links.active {
    display: flex;
    transform: translateX(0);
  }

  .hamburger {
    display: flex;
  }
}

/* 背景ぼかし用オーバーレイ */
.menu-overlay {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  backdrop-filter: blur(6px);
  background-color: rgba(255, 255, 255, 0.4);
  z-index: 999;
  opacity: 0;
  visibility: hidden;
  transition: opacity 0.3s ease;
}

.menu-overlay.active {
  opacity: 1;
  visibility: visible;
}

.hero {
  background: linear-gradient(rgba(0, 43, 92, 0.6), rgba(0, 43, 92, 0.6)), url('hero-image.jpg') center/cover no-repeat;
  color: white;
  text-align: center;
  padding: 100px 20px;
}

.hero h1 {
  font-size: 2.2em;
  margin-bottom: 10px;
}

.hero p {
  font-size: 1.2em;
}

.section {
  padding: 60px 20px;
  max-width: 900px;
  margin: auto;
}

.section h2 {
  color: #002b5c;
  border-bottom: 2px solid #ccc;
  padding-bottom: 10px;
  margin-bottom: 20px;
}

.product-list {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(180px, 1fr));
  gap: 15px;
  padding: 0;
  list-style: none;
}

.product-list li {
  background-color: #e0e7f1;
  padding: 15px;
  border-radius: 8px;
  text-align: center;
  font-weight: bold;
}

.gallery-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  gap: 15px;
  margin-top: 20px;
}

.gallery-grid img {
  width: 100%;
  border-radius: 8px;
  box-shadow: 0 2px 6px rgba(0,0,0,0.1);
  transition: transform 0.3s ease;
}

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

/* ギャラリーカルーセル */
.carousel-section {
  padding: 60px 20px;
  background-color: #f9f9fc;
  text-align: center;
}

.carousel-container {
  position: relative;
  max-width: 800px;
  margin: 0 auto;
  overflow: hidden;
}

.carousel-track {
  display: flex;
  transition: transform 0.5s ease-in-out;
}

.carousel-slide {
  min-width: 100%;
  box-sizing: border-box;
}

.carousel-slide img {
  width: 100%;
  height: auto;
  border-radius: 8px;
  box-shadow: 0 4px 12px rgba(0,0,0,0.1);
}

.carousel-btn {
  position: absolute;
  top: 50%;
  transform: translateY(-50%);
  background-color: rgba(255,255,255,0.8);
  border: none;
  font-size: 1.5em;
  padding: 10px;
  cursor: pointer;
  z-index: 10;
  border-radius: 50%;
}

.carousel-btn.prev {
  left: 10px;
}

.carousel-btn.next {
  right: 10px;
}

.map-container {
  margin-top: 20px;
  border-radius: 8px;
  overflow: hidden;
  box-shadow: 0 2px 6px rgba(0,0,0,0.1);
}

footer {
  background-color: #002b5c;
  color: white;
  text-align: center;
  padding: 20px;
  font-size: 0.9em;
}