/* リセットとグローバルスタイル */
* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
  font-family: 'Noto Sans JP', sans-serif;
}

:root {
  --primary-color: #5cbfbf;
  --primary-light: #83d0d0;
  --primary-dark: #4a9e9e;
  --accent-color: #e3f7f7;
  --text-color: #333333;
  --text-light: #666666;
  --white: #ffffff;
  --black: #000000;
}

body {
  background-color: var(--white);
  color: var(--text-color);
  line-height: 1.6;
}

a {
  text-decoration: none;
  color: var(--primary-color);
  transition: color 0.3s ease;
}

a:hover {
  color: var(--primary-dark);
}

h1, h2, h3, h4, h5, h6 {
  font-weight: 500;
  margin-bottom: 1rem;
}

h1 {
  font-size: 2.5rem;
}

h2 {
  font-size: 2rem;
  position: relative;
  display: inline-block;
}

h2::after {
  content: '';
  position: absolute;
  width: 0;
  height: 2px;
  bottom: 0;
  left: 0;
  background-color: var(--primary-color);
  transition: width 0.3s ease;
}

h2:hover::after {
  width: 100%;
}

h3 {
  font-size: 1.5rem;
}

p {
  margin-bottom: 1.5rem;
  color: var(--text-light);
}

.container {
  width: 90%;
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 20px;
}

.btn {
  display: inline-block;
  padding: 10px 25px;
  background-color: var(--primary-color);
  color: var(--white);
  border: none;
  border-radius: 4px;
  cursor: pointer;
  font-weight: 500;
  transition: all 0.3s ease;
  box-shadow: 0 2px 5px rgba(0, 0, 0, 0.1);
  position: relative;
  overflow: hidden;
}

.btn::after {
  content: '';
  position: absolute;
  top: 0;
  left: -100%;
  width: 100%;
  height: 100%;
  background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.3), transparent);
  transition: all 0.5s ease;
}

.btn:hover {
  background-color: var(--primary-dark);
  box-shadow: 0 4px 8px rgba(0, 0, 0, 0.15);
}

.btn:hover::after {
  left: 100%;
}

/* ヘッダー */
.header {
  background-color: var(--white);
  box-shadow: 0 2px 10px rgba(0, 0, 0, 0.05);
  position: fixed;
  top: 0;
  width: 100%;
  z-index: 100;
}

.header-container {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 20px 0;
}

.logo {
  display: flex;
  align-items: center;
}

.logo img {
  height: 40px;
  margin-right: 10px;
}

.logo h1 {
  font-size: 1.8rem;
  margin-bottom: 0;
  color: var(--primary-color);
}

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

.nav-menu li {
  margin-left: 30px;
}

.nav-menu a {
  font-weight: 500;
  position: relative;
}

.nav-menu a::after {
  content: '';
  position: absolute;
  width: 0;
  height: 2px;
  bottom: -5px;
  left: 0;
  background-color: var(--primary-color);
  transition: width 0.3s ease;
}

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

/* ヒーローセクション */
.hero {
  background: linear-gradient(to right, var(--white), var(--accent-color));
  padding: 150px 0 80px;
  position: relative;
  overflow: hidden;
}

.hero::after {
  content: '';
  position: absolute;
  width: 100%;
  height: 100%;
  background-image: url('images/hero-bg.jpg');
  background-size: cover;
  background-position: center;
  opacity: 0.1;
  top: 0;
  left: 0;
  z-index: 1;
}

.hero-content {
  position: relative;
  z-index: 2;
  max-width: 600px;
}

.hero h1 {
  margin-bottom: 1.5rem;
  color: var(--primary-dark);
}

.hero p {
  font-size: 1.2rem;
  margin-bottom: 2rem;
}

.hero-image {
  position: absolute;
  right: 5%;
  top: 50%;
  transform: translateY(-50%);
  width: 40%;
  z-index: 2;
}

/* ブログセクション */
.blog-section {
  padding: 80px 0;
}

.section-title {
  text-align: center;
  margin-bottom: 50px;
}

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

.blog-card {
  background-color: var(--white);
  border-radius: 8px;
  overflow: hidden;
  box-shadow: 0 5px 15px rgba(0, 0, 0, 0.05);
  transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.blog-card:hover {
  transform: translateY(-5px);
  box-shadow: 0 10px 25px rgba(0, 0, 0, 0.1);
}

.blog-image {
  width: 100%;
  height: 200px;
  object-fit: cover;
}

.blog-content {
  padding: 20px;
}

.blog-date {
  color: var(--text-light);
  font-size: 0.9rem;
  margin-bottom: 10px;
}

.blog-excerpt {
  margin-bottom: 20px;
}

/* 特徴セクション */
.features {
  padding: 80px 0;
  background-color: var(--accent-color);
}

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

.feature-item {
  text-align: center;
  padding: 30px;
  background-color: var(--white);
  border-radius: 8px;
  box-shadow: 0 5px 15px rgba(0, 0, 0, 0.05);
  transition: transform 0.3s ease;
}

.feature-item:hover {
  transform: translateY(-5px);
}

.feature-icon {
  font-size: 2.5rem;
  color: var(--primary-color);
  margin-bottom: 20px;
}

/* お問い合わせフォーム */
.contact-section {
  padding: 80px 0;
}

.contact-form-container {
  max-width: 800px;
  margin: 0 auto;
  background-color: var(--white);
  padding: 40px;
  border-radius: 8px;
  box-shadow: 0 5px 15px rgba(0, 0, 0, 0.05);
}

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

label {
  display: block;
  margin-bottom: 5px;
  color: var(--text-color);
  font-weight: 500;
}

input, textarea, select {
  width: 100%;
  padding: 10px 15px;
  border: 1px solid #ddd;
  border-radius: 4px;
  font-size: 1rem;
  transition: border-color 0.3s ease;
}

input:focus, textarea:focus, select:focus {
  border-color: var(--primary-color);
  outline: none;
}

textarea {
  resize: vertical;
  min-height: 150px;
}

/* フッター */
.footer {
  background-color: var(--primary-dark);
  color: var(--white);
  padding: 60px 0 30px;
}

.footer-content {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  gap: 40px;
  margin-bottom: 40px;
}

.footer-column h3 {
  color: var(--white);
  margin-bottom: 20px;
  font-size: 1.2rem;
}

.footer-links {
  list-style: none;
}

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

.footer-links a {
  color: rgba(255, 255, 255, 0.7);
  transition: color 0.3s ease;
}

.footer-links a:hover {
  color: var(--white);
}

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

.social-links a {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 40px;
  height: 40px;
  background-color: rgba(255, 255, 255, 0.1);
  border-radius: 50%;
  transition: background-color 0.3s ease;
}

.social-links a:hover {
  background-color: rgba(255, 255, 255, 0.2);
}

.social-links svg {
  width: 20px;
  height: 20px;
  fill: var(--white);
}

.footer-bottom {
  text-align: center;
  padding-top: 30px;
  border-top: 1px solid rgba(255, 255, 255, 0.1);
}

.footer-bottom p {
  color: rgba(255, 255, 255, 0.7);
  margin-bottom: 0;
}

/* Cookieプラウシャ */
.cookie-banner {
  position: fixed;
  bottom: 20px;
  left: 50%;
  transform: translateX(-50%);
  background-color: var(--white);
  padding: 20px;
  border-radius: 8px;
  box-shadow: 0 5px 15px rgba(0, 0, 0, 0.1);
  z-index: 1000;
  width: 90%;
  max-width: 1000px;
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: 15px;
}

.cookie-text {
  flex: 1;
  min-width: 300px;
}

.cookie-buttons {
  display: flex;
  gap: 10px;
}

.cookie-buttons button {
  padding: 8px 15px;
  border-radius: 4px;
  border: none;
  font-weight: 500;
  cursor: pointer;
  transition: all 0.3s ease;
}

.btn-accept {
  background-color: var(--primary-color);
  color: var(--white);
}

.btn-accept:hover {
  background-color: var(--primary-dark);
}

.btn-customize, .btn-decline {
  background-color: transparent;
  border: 1px solid #ddd;
}

.btn-customize:hover, .btn-decline:hover {
  background-color: #f5f5f5;
}

/* モーダル */
.modal {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background-color: rgba(0, 0, 0, 0.5);
  display: flex;
  justify-content: center;
  align-items: center;
  z-index: 1000;
  opacity: 0;
  visibility: hidden;
  transition: all 0.3s ease;
}

.modal.show {
  opacity: 1;
  visibility: visible;
}

.modal-content {
  background-color: var(--white);
  padding: 30px;
  border-radius: 8px;
  box-shadow: 0 5px 15px rgba(0, 0, 0, 0.1);
  max-width: 500px;
  width: 90%;
  text-align: center;
  transform: scale(0.9);
  transition: transform 0.3s ease;
}

.modal.show .modal-content {
  transform: scale(1);
}

.close-modal {
  position: absolute;
  top: 15px;
  right: 15px;
  font-size: 1.5rem;
  cursor: pointer;
  color: var(--text-light);
  transition: color 0.3s ease;
}

.close-modal:hover {
  color: var(--text-color);
}

/* アバウトページ */
.about-section {
  padding: 80px 0;
}

.about-intro {
  text-align: center;
  max-width: 800px;
  margin: 0 auto 60px;
}

.team-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(250px, 1fr));
  gap: 30px;
}

.team-member {
  background-color: var(--white);
  border-radius: 8px;
  overflow: hidden;
  box-shadow: 0 5px 15px rgba(0, 0, 0, 0.05);
  text-align: center;
  transition: transform 0.3s ease;
}

.team-member:hover {
  transform: translateY(-5px);
}

.team-member img {
  width: 100%;
  height: 300px;
  object-fit: cover;
}

.team-info {
  padding: 20px;
}

.team-info h3 {
  margin-bottom: 5px;
}

.team-info p:first-of-type {
  color: var(--primary-color);
  font-weight: 500;
  margin-bottom: 10px;
}

/* ブログポストページ */
.post-header {
  background-color: var(--accent-color);
  padding: 150px 0 50px;
  text-align: center;
}

.post-header h1 {
  max-width: 800px;
  margin: 0 auto 20px;
}

.post-meta {
  color: var(--text-light);
  margin-bottom: 0;
}

.post-content {
  max-width: 800px;
  margin: 0 auto;
  padding: 60px 20px;
}

.post-content img {
  width: 100%;
  border-radius: 8px;
  margin: 30px 0;
}

.post-content h2 {
  margin-top: 40px;
}

.post-content blockquote {
  border-left: 4px solid var(--primary-color);
  padding-left: 20px;
  font-style: italic;
  margin: 30px 0;
  color: var(--text-light);
}

/* レスポンシブデザイン */
@media (max-width: 1024px) {
  .hero-image {
    width: 30%;
  }
}

@media (max-width: 768px) {
  .header-container {
    flex-direction: column;
    text-align: center;
  }
  
  .nav-menu {
    margin-top: 20px;
    justify-content: center;
  }
  
  .nav-menu li {
    margin: 0 15px;
  }
  
  .hero {
    padding: 120px 0 60px;
    text-align: center;
  }
  
  .hero-content {
    margin: 0 auto;
  }
  
  .hero-image {
    display: none;
  }
  
  .cookie-banner {
    text-align: center;
    flex-direction: column;
    align-items: center;
  }
  
  .cookie-text {
    margin-bottom: 15px;
  }
}

@media (max-width: 576px) {
  h1 {
    font-size: 2rem;
  }
  
  h2 {
    font-size: 1.5rem;
  }
  
  .nav-menu {
    flex-wrap: wrap;
  }
  
  .nav-menu li {
    margin: 5px 10px;
  }
  
  .blog-grid, .features-grid, .team-grid {
    grid-template-columns: 1fr;
  }
}