/* リセット & ベーススタイル */
* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  font-family: "Noto Sans JP", sans-serif;
  line-height: 1.6;
  color: #333;
  background-color: #fafafa;
}

img {
  border-radius: 20px; /* 角丸の半径 */
  overflow: hidden; /* はみ出た部分のカット（親要素の場合） */
}

.container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 20px;
}

/* ヘッダー */
.header {
  background: rgba(255, 255, 255, 0.95);
  backdrop-filter: blur(10px);
  position: fixed;
  top: 0;
  width: 100%;
  z-index: 1000;
  box-shadow: 0 2px 20px rgba(0, 0, 0, 0.1);
}

.nav-container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 20px;
  display: flex;
  justify-content: space-between;
  align-items: center;
  height: 70px;
}

.nav-logo h1 {
  font-size: 28px;
  font-weight: 700;
  color: #2c3e50;
  letter-spacing: 2px;
}

.nav-menu {
  display: flex;
  list-style: none;
  gap: 40px;
}

.nav-link {
  text-decoration: none;
  color: #333;
  font-weight: 500;
  transition: color 0.3s ease;
  position: relative;
}

.nav-link:hover {
  color: #3498db;
}

.nav-link::after {
  content: "";
  position: absolute;
  width: 0;
  height: 2px;
  bottom: -5px;
  left: 0;
  background-color: #3498db;
  transition: width 0.3s ease;
}

.nav-link:hover::after {
  width: 100%;
}

.nav-toggle {
  display: none;
  flex-direction: column;
  cursor: pointer;
}

.bar {
  width: 25px;
  height: 3px;
  background-color: #333;
  margin: 3px 0;
  transition: 0.3s;
}

/* ヒーローセクション */
.hero {
  min-height: 100vh;
  display: flex;
  align-items: center;
  background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
  color: white;
  position: relative;
  overflow: hidden;
}

.hero::before {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: url('data:image/svg+xml,<svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 1000 1000"><polygon fill="rgba(255,255,255,0.05)" points="0,0 1000,300 1000,1000 0,700"/></svg>');
  background-size: cover;
}

.hero-container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 20px;
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 60px;
  align-items: center;
  position: relative;
  z-index: 1;
}

.hero-title {
  font-size: 3.5rem;
  font-weight: 700;
  line-height: 1.2;
  margin-bottom: 20px;
}

.highlight {
  background: linear-gradient(45deg, #ffd700, #ffed4e);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.hero-subtitle {
  font-size: 1.2rem;
  margin-bottom: 40px;
  opacity: 0.9;
  line-height: 1.8;
}

.hero-buttons {
  display: flex;
  gap: 20px;
}

.btn {
  padding: 15px 30px;
  border: none;
  border-radius: 50px;
  font-size: 1rem;
  font-weight: 600;
  text-decoration: none;
  display: inline-block;
  transition: all 0.3s ease;
  cursor: pointer;
}

.btn-primary {
  background: linear-gradient(45deg, #3498db, #2980b9);
  color: white;
  box-shadow: 0 4px 15px rgba(52, 152, 219, 0.3);
}

.btn-primary:hover {
  transform: translateY(-2px);
  box-shadow: 0 8px 25px rgba(52, 152, 219, 0.4);
}

.btn-secondary {
  background: transparent;
  color: white;
  border: 2px solid white;
}

.btn-secondary:hover {
  background: white;
  color: #667eea;
}

.hero-visual {
  display: flex;
  justify-content: center;
  align-items: center;
  height: 400px;
  background: rgba(255, 255, 255, 0.1);
  border-radius: 20px;
  backdrop-filter: blur(10px);
}

.hero-visual i {
  font-size: 8rem;
  opacity: 0.7;
}

/* セクション共通スタイル */
section {
  padding: 100px 0;
}

.section-title {
  font-size: 2.5rem;
  font-weight: 700;
  text-align: center;
  margin-bottom: 60px;
  color: #2c3e50;
  position: relative;
}

.section-title::after {
  content: "";
  position: absolute;
  bottom: -10px;
  left: 50%;
  transform: translateX(-50%);
  width: 60px;
  height: 4px;
  background: linear-gradient(45deg, #3498db, #2980b9);
  border-radius: 2px;
}

/* 特徴セクション */
.features {
  background: white;
}

.features-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: 40px;
}

.feature-card {
  text-align: center;
  padding: 40px 20px;
  border-radius: 15px;
  background: #f8f9fa;
  transition: all 0.3s ease;
  border: 1px solid #e9ecef;
}

.feature-card:hover {
  transform: translateY(-10px);
  box-shadow: 0 20px 40px rgba(0, 0, 0, 0.1);
  background: white;
}

.feature-icon {
  width: 80px;
  height: 80px;
  margin: 0 auto 20px;
  background: linear-gradient(45deg, #3498db, #2980b9);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
}

.feature-icon i {
  font-size: 2rem;
  color: white;
}

.feature-card h3 {
  font-size: 1.5rem;
  font-weight: 600;
  margin-bottom: 15px;
  color: #2c3e50;
}

.feature-card p {
  color: #666;
  line-height: 1.8;
}

/* 会社概要セクション */
.about {
  background: linear-gradient(135deg, #f5f7fa 0%, #c3cfe2 100%);
}

.about-content {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 60px;
  align-items: center;
}

.about-description {
  font-size: 1.1rem;
  color: #555;
  margin-bottom: 25px;
  line-height: 1.8;
}

.stats {
  display: flex;
  gap: 40px;
  margin-top: 40px;
}

.stat-item {
  text-align: center;
}

.stat-number {
  display: block;
  font-size: 2.5rem;
  font-weight: 700;
  color: #3498db;
}

.stat-label {
  font-size: 0.9rem;
  color: #666;
  font-weight: 500;
}

.about-visual {
  display: flex;
  justify-content: center;
  align-items: center;
  height: 400px;
  background: rgba(255, 255, 255, 0.8);
  border-radius: 20px;
  backdrop-filter: blur(10px);
}

.about-visual i {
  font-size: 8rem;
  color: #3498db;
  opacity: 0.7;
}

/* 製品セクション */
.products {
  background: white;
}

.products-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
  gap: 40px;
}

.product-card {
  background: #f8f9fa;
  border-radius: 20px;
  padding: 40px;
  text-align: center;
  transition: all 0.3s ease;
  border: 1px solid #e9ecef;
}

.product-card:hover {
  transform: translateY(-5px);
  box-shadow: 0 15px 35px rgba(0, 0, 0, 0.1);
  background: white;
}

.product-image {
  width: 100px;
  height: 100px;
  margin: 0 auto 30px;
  background: linear-gradient(45deg, #667eea, #764ba2);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
}

.product-image i {
  font-size: 3rem;
  color: white;
}

.product-info h3 {
  font-size: 1.5rem;
  font-weight: 600;
  margin-bottom: 15px;
  color: #2c3e50;
}

.product-info p {
  color: #666;
  margin-bottom: 20px;
  line-height: 1.6;
}

.product-features {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  justify-content: center;
}

.feature-tag {
  background: linear-gradient(45deg, #3498db, #2980b9);
  color: white;
  padding: 5px 15px;
  border-radius: 20px;
  font-size: 0.8rem;
  font-weight: 500;
}

/* お客様の声セクション */
.testimonials {
  background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
  color: white;
}

.testimonials .section-title {
  color: white;
}

.testimonials .section-title::after {
  background: linear-gradient(45deg, #ffd700, #ffed4e);
}

.testimonials-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: 30px;
}

.testimonial-card {
  background: rgba(255, 255, 255, 0.1);
  backdrop-filter: blur(10px);
  padding: 30px;
  border-radius: 15px;
  border: 1px solid rgba(255, 255, 255, 0.2);
}

.testimonial-content p {
  font-size: 1.1rem;
  line-height: 1.8;
  margin-bottom: 20px;
  font-style: italic;
}

.testimonial-author {
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.author-info h4 {
  font-weight: 600;
  margin-bottom: 5px;
}

.author-info span {
  font-size: 0.9rem;
  opacity: 0.8;
}

.rating {
  color: #ffd700;
}

/* ショップセクション */
.shops {
  background: white;
  padding: 100px 0;
}

.shops-subtitle {
  text-align: center;
  font-size: 1.1rem;
  color: #666;
  margin-bottom: 60px;
  max-width: 600px;
  margin-left: auto;
  margin-right: auto;
}

.shops-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
  gap: 40px;
  margin-bottom: 50px;
}

.shop-card {
  background: #f8f9fa;
  border-radius: 20px;
  padding: 40px;
  text-align: center;
  transition: all 0.3s ease;
  border: 1px solid #e9ecef;
  position: relative;
  overflow: hidden;
}

.shop-card::before {
  content: "";
  position: absolute;
  top: 0;
  left: -100%;
  width: 100%;
  height: 100%;
  background: linear-gradient(
    90deg,
    transparent,
    rgba(255, 255, 255, 0.2),
    transparent
  );
  transition: left 0.5s ease;
}

.shop-card:hover::before {
  left: 100%;
}

.shop-card:hover {
  transform: translateY(-10px);
  box-shadow: 0 20px 40px rgba(0, 0, 0, 0.1);
  background: white;
}

.shop-logo {
  width: 100px;
  height: 100px;
  margin: 0 auto 30px;
  background: linear-gradient(45deg, #ff9500, #ff6b00);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  position: relative;
  z-index: 1;
}

.shop-logo.rakuten {
  background: linear-gradient(45deg, #bf0000, #8b0000);
}

.shop-logo.qoo10 {
  background: linear-gradient(45deg, #5d4e75, #4a3c61);
}

.shop-logo i {
  font-size: 3rem;
  color: white;
}

.shop-info h3 {
  font-size: 1.8rem;
  font-weight: 600;
  color: #2c3e50;
  margin-bottom: 15px;
}

.shop-info p {
  color: #666;
  line-height: 1.7;
  margin-bottom: 25px;
  font-size: 1rem;
}

.shop-features {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  justify-content: center;
  margin-bottom: 30px;
}

.feature-badge {
  background: linear-gradient(45deg, #3498db, #2980b9);
  color: white;
  padding: 6px 14px;
  border-radius: 20px;
  font-size: 0.85rem;
  font-weight: 500;
}

.shop-action {
  margin-top: auto;
}

.shop-btn {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  background: linear-gradient(45deg, #3498db, #2980b9);
  color: white;
  padding: 15px 30px;
  border-radius: 50px;
  text-decoration: none;
  font-weight: 600;
  transition: all 0.3s ease;
  box-shadow: 0 4px 15px rgba(52, 152, 219, 0.3);
}

.shop-btn:hover {
  transform: translateY(-2px);
  box-shadow: 0 8px 25px rgba(52, 152, 219, 0.4);
  color: white;
}

.shop-btn i {
  font-size: 0.9rem;
}

.shops-note {
  background: #f8f9fa;
  border-left: 4px solid #3498db;
  padding: 20px 25px;
  border-radius: 8px;
  text-align: center;
}

.shops-note p {
  margin: 0;
  color: #666;
  font-size: 0.95rem;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
}

.shops-note i {
  color: #3498db;
  font-size: 1.1rem;
}

/* お問い合わせセクション */
.contact {
  background: white;
}

.contact-content {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 60px;
  align-items: start;
}

.contact-info h3 {
  font-size: 1.8rem;
  font-weight: 600;
  margin-bottom: 20px;
  color: #2c3e50;
}

.contact-info p {
  color: #666;
  margin-bottom: 30px;
  line-height: 1.8;
}

.contact-details {
  display: flex;
  flex-direction: column;
  gap: 20px;
}

.contact-item {
  display: flex;
  align-items: center;
  gap: 15px;
}

.contact-item i {
  width: 20px;
  color: #3498db;
}

.contact-form {
  background: #f8f9fa;
  padding: 40px;
  border-radius: 15px;
}

.form-group {
  margin-bottom: 20px;
}

.form-group input,
.form-group textarea {
  width: 100%;
  padding: 15px;
  border: 1px solid #ddd;
  border-radius: 8px;
  font-size: 1rem;
  transition: border-color 0.3s ease;
}

.form-group input:focus,
.form-group textarea:focus {
  outline: none;
  border-color: #3498db;
}

/* フッター */
.footer {
  background: #2c3e50;
  color: white;
  padding: 60px 0 20px;
}

.footer-content {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
  gap: 40px;
  margin-bottom: 40px;
}

.footer-section h3,
.footer-section h4 {
  margin-bottom: 20px;
  font-weight: 600;
}

.footer-section ul {
  list-style: none;
}

.footer-section ul li {
  margin-bottom: 10px;
}

.footer-section ul li a {
  color: #bdc3c7;
  text-decoration: none;
  transition: color 0.3s ease;
}

.footer-section ul li a:hover {
  color: white;
}

.social-links {
  display: flex;
  gap: 15px;
  margin-top: 20px;
}

.social-link {
  width: 40px;
  height: 40px;
  background: #34495e;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  color: white;
  text-decoration: none;
  transition: background-color 0.3s ease;
}

.social-link:hover {
  background: #3498db;
}

.footer-bottom {
  text-align: center;
  padding-top: 20px;
  border-top: 1px solid #34495e;
  color: #bdc3c7;
}

/* レスポンシブデザイン */
@media (max-width: 768px) {
  .nav-menu {
    position: fixed;
    left: -100%;
    top: 70px;
    flex-direction: column;
    background-color: white;
    width: 100%;
    text-align: center;
    transition: 0.3s;
    box-shadow: 0 10px 27px rgba(0, 0, 0, 0.05);
    padding: 20px 0;
  }

  .nav-menu.active {
    left: 0;
  }

  .nav-menu li {
    margin: 15px 0;
  }

  .nav-toggle {
    display: flex;
  }

  .nav-toggle.active .bar:nth-child(2) {
    opacity: 0;
  }

  .nav-toggle.active .bar:nth-child(1) {
    transform: translateY(8px) rotate(45deg);
  }

  .nav-toggle.active .bar:nth-child(3) {
    transform: translateY(-8px) rotate(-45deg);
  }

  .hero-container {
    grid-template-columns: 1fr;
    text-align: center;
    gap: 40px;
  }

  .hero-title {
    font-size: 2.5rem;
  }

  .hero-buttons {
    justify-content: center;
    flex-wrap: wrap;
  }

  .about-content,
  .contact-content {
    grid-template-columns: 1fr;
    gap: 40px;
  }

  .stats {
    justify-content: center;
    flex-wrap: wrap;
    gap: 20px;
  }

  .features-grid,
  .products-grid,
  .testimonials-grid,
  .shops-grid {
    grid-template-columns: 1fr;
  }

  .section-title {
    font-size: 2rem;
  }

  .hero-visual,
  .about-visual {
    height: 300px;
  }

  .hero-visual i,
  .about-visual i {
    font-size: 5rem;
  }
}

@media (max-width: 480px) {
  .container {
    padding: 0 15px;
  }

  .nav-container {
    padding: 0 15px;
  }

  .hero-title {
    font-size: 2rem;
  }

  .hero-subtitle {
    font-size: 1rem;
  }

  .btn {
    padding: 12px 25px;
    font-size: 0.9rem;
  }

  .section-title {
    font-size: 1.8rem;
  }

  .feature-card,
  .product-card,
  .shop-card {
    padding: 30px 20px;
  }

  .contact-form {
    padding: 30px 20px;
  }

  .footer-content {
    grid-template-columns: 1fr;
    text-align: center;
  }
}

/* アニメーション */
@keyframes fadeInUp {
  from {
    opacity: 0;
    transform: translateY(30px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

.hero-content,
.feature-card,
.product-card,
.testimonial-card,
.shop-card {
  animation: fadeInUp 0.8s ease-out;
}

/* スクロールバーのカスタマイズ */
::-webkit-scrollbar {
  width: 8px;
}

::-webkit-scrollbar-track {
  background: #f1f1f1;
}

::-webkit-scrollbar-thumb {
  background: linear-gradient(45deg, #3498db, #2980b9);
  border-radius: 4px;
}

::-webkit-scrollbar-thumb:hover {
  background: linear-gradient(45deg, #2980b9, #3498db);
}