/* プレッツハイジーン - メインスタイルシート */
:root {
  --primary-color: #20b2aa; /* ティールメイン色 */
  --primary-light: #5ee0d9; /* 明るいティール */
  --primary-dark: #007f77; /* 暗いティール */
  --white: #ffffff;
  --light-gray: #f8f9fa;
  --gray: #6c757d;
  --dark-gray: #343a40;
  --black: #000;
  --font-main: 'Noto Sans JP', sans-serif;
  --font-heading: 'M PLUS 1p', sans-serif;
  --glow-effect: 0 0 15px rgba(32, 178, 170, 0.5);
}

* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

body {
  font-family: var(--font-main);
  line-height: 1.6;
  color: var(--dark-gray);
  background-color: var(--white);
  overflow-x: hidden;
}

/* タイポグラフィ */
h1, h2, h3, h4, h5, h6 {
  font-family: var(--font-heading);
  font-weight: 700;
  line-height: 1.2;
  margin-bottom: 1rem;
  color: var(--primary-dark);
}

h1 {
  font-size: 2.5rem;
}

h2 {
  font-size: 2rem;
}

h3 {
  font-size: 1.75rem;
}

p {
  margin-bottom: 1rem;
}

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

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

/* コンテナ */
.container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 1rem;
}

/* ナビゲーション */
.navbar {
  background: linear-gradient(90deg, var(--white) 0%, var(--light-gray) 100%);
  box-shadow: 0 2px 15px rgba(0, 0, 0, 0.1);
  position: sticky;
  top: 0;
  z-index: 1000;
  padding: 1rem 0;
}

.navbar-container {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 0 2rem;
}

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

.logo img {
  height: 40px;
  margin-right: 1rem;
}

.logo-text {
  font-size: 1.5rem;
  font-weight: bold;
  color: var(--primary-dark);
}

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

.nav-item {
  margin-left: 2rem;
}

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

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

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

/* ハンバーガーメニュー */
.menu-toggle {
  display: none;
  cursor: pointer;
}

.bar {
  display: block;
  width: 25px;
  height: 3px;
  margin: 5px auto;
  transition: all 0.3s ease;
  background-color: var(--primary-dark);
}

/* ヒーローセクション */
.hero {
  height: 70vh;
  background: linear-gradient(135deg, var(--primary-light) 0%, var(--primary-dark) 100%);
  display: flex;
  align-items: center;
  position: relative;
  overflow: hidden;
}

.hero::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: url('images/water-texture.jpg') no-repeat center center;
  background-size: cover;
  opacity: 0.1;
  z-index: 1;
}

.hero-content {
  z-index: 2;
  color: var(--white);
  text-align: center;
  max-width: 800px;
  margin: 0 auto;
  padding: 0 2rem;
}

.hero-title {
  font-size: 3.5rem;
  margin-bottom: 1.5rem;
  text-shadow: 0 2px 10px rgba(0, 0, 0, 0.2);
  animation: glow 2s infinite alternate;
}

.hero-subtitle {
  font-size: 1.5rem;
  margin-bottom: 2rem;
  opacity: 0.9;
}

.btn {
  display: inline-block;
  padding: 0.8rem 1.8rem;
  border-radius: 50px;
  text-transform: uppercase;
  letter-spacing: 1px;
  font-weight: 500;
  cursor: pointer;
  transition: all 0.3s ease;
}

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

.btn-primary:hover {
  background-color: var(--light-gray);
  transform: translateY(-3px);
  box-shadow: var(--glow-effect);
  text-decoration: none;
}

/* アニメーション */
@keyframes glow {
  from {
    text-shadow: 0 0 5px #fff, 0 0 10px #fff, 0 0 15px var(--primary-light), 0 0 20px var(--primary-light);
  }
  to {
    text-shadow: 0 0 10px #fff, 0 0 20px #fff, 0 0 30px var(--primary-light), 0 0 40px var(--primary-light);
  }
}

/* 特集セクション */
.features {
  padding: 5rem 0;
  background-color: var(--light-gray);
}

.section-title {
  text-align: center;
  margin-bottom: 3rem;
}

.features-container {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 2rem;
}

.feature-card {
  background: var(--white);
  border-radius: 10px;
  padding: 2rem;
  text-align: center;
  transition: transform 0.3s ease, box-shadow 0.3s ease;
  box-shadow: 0 5px 15px rgba(0, 0, 0, 0.05);
}

.feature-card:hover {
  transform: translateY(-10px);
  box-shadow: 0 10px 25px rgba(32, 178, 170, 0.2);
}

.feature-icon {
  font-size: 3rem;
  color: var(--primary-color);
  margin-bottom: 1rem;
}

.feature-title {
  font-size: 1.5rem;
  margin-bottom: 1rem;
}

.feature-description {
  color: var(--gray);
}

/* ブログセクション */
.blog {
  padding: 5rem 0;
}

.blog-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
  gap: 2rem;
}

.blog-card {
  background: var(--white);
  border-radius: 10px;
  overflow: hidden;
  box-shadow: 0 5px 15px rgba(0, 0, 0, 0.05);
  transition: transform 0.3s ease;
}

.blog-card:hover {
  transform: translateY(-5px);
}

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

.blog-content {
  padding: 1.5rem;
}

.blog-date {
  color: var(--gray);
  font-size: 0.875rem;
  margin-bottom: 0.5rem;
}

.blog-title {
  font-size: 1.25rem;
  margin-bottom: 0.5rem;
}

.blog-excerpt {
  color: var(--gray);
  margin-bottom: 1rem;
}

.read-more {
  display: inline-block;
  font-weight: 500;
}

/* 統計セクション */
.statistics {
  background: linear-gradient(135deg, var(--primary-color) 0%, var(--primary-dark) 100%);
  padding: 4rem 0;
  color: var(--white);
  text-align: center;
}

.stats-container {
  display: flex;
  justify-content: space-around;
  flex-wrap: wrap;
}

.stat-item {
  padding: 1rem;
}

.stat-number {
  font-size: 3rem;
  font-weight: 700;
  margin-bottom: 0.5rem;
  text-shadow: 0 2px 5px rgba(0, 0, 0, 0.2);
}

.stat-label {
  font-size: 1.125rem;
  opacity: 0.9;
}

/* 記事詳細ページ */
.post-header {
  text-align: center;
  padding: 4rem 0 2rem;
}

.post-title {
  font-size: 2.5rem;
  margin-bottom: 1rem;
}

.post-meta {
  color: var(--gray);
  margin-bottom: 2rem;
}

.post-content {
  max-width: 800px;
  margin: 0 auto;
  padding: 0 1rem 4rem;
}

.post-image {
  width: 100%;
  height: auto;
  border-radius: 10px;
  margin-bottom: 2rem;
}

/* お問い合わせフォーム */
.contact-form {
  max-width: 600px;
  margin: 3rem auto;
  padding: 2rem;
  background-color: var(--light-gray);
  border-radius: 10px;
  box-shadow: 0 5px 15px rgba(0, 0, 0, 0.05);
}

.form-group {
  margin-bottom: 1.5rem;
}

.form-label {
  display: block;
  margin-bottom: 0.5rem;
  font-weight: 500;
}

.form-control {
  width: 100%;
  padding: 0.75rem 1rem;
  border: 1px solid #ddd;
  border-radius: 5px;
  font-family: var(--font-main);
  transition: border-color 0.3s ease, box-shadow 0.3s ease;
}

.form-control:focus {
  border-color: var(--primary-color);
  outline: none;
  box-shadow: 0 0 0 3px rgba(32, 178, 170, 0.2);
}

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

.submit-btn {
  background-color: var(--primary-color);
  color: var(--white);
  border: none;
  padding: 0.8rem 1.8rem;
  border-radius: 50px;
  font-weight: 500;
  cursor: pointer;
  transition: all 0.3s ease;
}

.submit-btn:hover {
  background-color: var(--primary-dark);
  transform: translateY(-3px);
  box-shadow: var(--glow-effect);
}

/* フッター */
.footer {
  background-color: var(--dark-gray);
  color: var(--white);
  padding: 4rem 0 2rem;
}

.footer-container {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
  gap: 2rem;
}

.footer-logo {
  display: flex;
  align-items: center;
  margin-bottom: 1.5rem;
}

.footer-logo img {
  height: 40px;
  margin-right: 1rem;
}

.footer-about {
  margin-bottom: 2rem;
}

.footer-title {
  font-size: 1.25rem;
  margin-bottom: 1.5rem;
  color: var(--white);
}

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

.footer-link {
  margin-bottom: 0.75rem;
}

.footer-link a {
  color: var(--light-gray);
  opacity: 0.8;
  transition: opacity 0.3s ease;
}

.footer-link a:hover {
  opacity: 1;
  text-decoration: none;
}

.social-icons {
  display: flex;
  margin-top: 1.5rem;
}

.social-icon {
  width: 40px;
  height: 40px;
  display: flex;
  align-items: center;
  justify-content: center;
  background-color: rgba(255, 255, 255, 0.1);
  border-radius: 50%;
  margin-right: 1rem;
  transition: background-color 0.3s ease;
}

.social-icon:hover {
  background-color: var(--primary-color);
}

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

.footer-bottom {
  margin-top: 3rem;
  padding-top: 2rem;
  border-top: 1px solid rgba(255, 255, 255, 0.1);
  text-align: center;
  font-size: 0.875rem;
  opacity: 0.7;
}

/* チーム紹介（About Us）*/
.team-section {
  padding: 5rem 0;
  background-color: var(--light-gray);
}

.team-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(250px, 1fr));
  gap: 2rem;
}

.team-card {
  background: var(--white);
  border-radius: 10px;
  overflow: hidden;
  box-shadow: 0 5px 15px rgba(0, 0, 0, 0.05);
  text-align: center;
  transition: transform 0.3s ease;
}

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

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

.team-info {
  padding: 1.5rem;
}

.team-name {
  font-size: 1.25rem;
  margin-bottom: 0.5rem;
}

.team-position {
  color: var(--primary-color);
  font-weight: 500;
  margin-bottom: 1rem;
}

.team-bio {
  color: var(--gray);
}

/* フォントサイズ変更ボタン */
.font-size-control {
  position: fixed;
  bottom: 20px;
  right: 20px;
  background-color: var(--primary-color);
  color: var(--white);
  width: 50px;
  height: 50px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: 0 2px 10px rgba(0, 0, 0, 0.2);
  cursor: pointer;
  z-index: 100;
  transition: all 0.3s ease;
}

.font-size-control:hover {
  background-color: var(--primary-dark);
}

.font-size-control i {
  font-size: 1.5rem;
}

/* Cookieバナー */
.cookie-banner {
  position: fixed;
  bottom: 0;
  left: 0;
  right: 0;
  background-color: var(--white);
  padding: 1.5rem;
  box-shadow: 0 -2px 10px rgba(0, 0, 0, 0.1);
  z-index: 1000;
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
}

.cookie-text {
  flex: 1;
  margin-right: 1rem;
}

.cookie-buttons {
  display: flex;
  gap: 0.5rem;
}

.cookie-btn {
  padding: 0.5rem 1rem;
  border-radius: 5px;
  font-weight: 500;
  cursor: pointer;
  transition: all 0.3s ease;
}

.accept-all {
  background-color: var(--primary-color);
  color: var(--white);
  border: none;
}

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

.customize, .decline {
  background-color: transparent;
  border: 1px solid var(--primary-color);
  color: var(--primary-color);
}

.customize:hover, .decline:hover {
  background-color: var(--light-gray);
}

/* レスポンシブデザイン */
@media (max-width: 992px) {
  .features-container {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (max-width: 768px) {
  .menu-toggle {
    display: block;
  }
  
  .nav-menu {
    position: fixed;
    left: -100%;
    top: 70px;
    flex-direction: column;
    background-color: var(--white);
    width: 100%;
    text-align: center;
    transition: 0.3s;
    box-shadow: 0 10px 15px rgba(0, 0, 0, 0.1);
    padding: 2rem 0;
  }
  
  .nav-menu.active {
    left: 0;
  }
  
  .nav-item {
    margin: 1.5rem 0;
  }
  
  .hero-title {
    font-size: 2.5rem;
  }
  
  .hero-subtitle {
    font-size: 1.25rem;
  }
  
  .features-container {
    grid-template-columns: 1fr;
  }
  
  .cookie-buttons {
    margin-top: 1rem;
  }
}

@media (max-width: 576px) {
  .hero {
    height: 60vh;
  }
  
  .stat-item {
    width: 100%;
    margin-bottom: 1.5rem;
  }
  
  .footer-container {
    grid-template-columns: 1fr;
  }
}

/* モーダル */
.modal {
  display: none;
  position: fixed;
  z-index: 1100;
  left: 0;
  top: 0;
  width: 100%;
  height: 100%;
  overflow: auto;
  background-color: rgba(0, 0, 0, 0.5);
}

.modal-content {
  background-color: var(--white);
  margin: 15% auto;
  padding: 2rem;
  border-radius: 10px;
  max-width: 500px;
  position: relative;
  box-shadow: 0 5px 15px rgba(0, 0, 0, 0.1);
  animation: modalopen 0.5s;
}

.close-modal {
  position: absolute;
  right: 1rem;
  top: 1rem;
  font-size: 1.5rem;
  cursor: pointer;
}

@keyframes modalopen {
  from { opacity: 0; transform: translateY(-20px); }
  to { opacity: 1; transform: translateY(0); }
}

/* 水の要素 */
.water-element {
  position: absolute;
  border-radius: 50%;
  background: rgba(32, 178, 170, 0.2);
  filter: blur(5px);
  animation: float 8s infinite alternate ease-in-out;
  z-index: 0;
}

@keyframes float {
  0% {
    transform: translateY(0) translateX(0);
    opacity: 0.2;
  }
  50% {
    opacity: 0.5;
  }
  100% {
    transform: translateY(-30px) translateX(20px);
    opacity: 0.2;
  }
}

.large-drop {
  width: 200px;
  height: 200px;
  bottom: -50px;
  left: 10%;
}

.medium-drop {
  width: 100px;
  height: 100px;
  top: 20%;
  right: 15%;
  animation-delay: 2s;
}

.small-drop {
  width: 50px;
  height: 50px;
  bottom: 30%;
  right: 10%;
  animation-delay: 4s;
}

/* ページネーション */
.pagination {
  display: flex;
  justify-content: center;
  list-style: none;
  margin: 3rem 0;
}

.page-item {
  margin: 0 0.25rem;
}

.page-link {
  display: block;
  padding: 0.5rem 1rem;
  border-radius: 5px;
  border: 1px solid var(--primary-color);
  color: var(--primary-color);
}

.page-link.active, .page-link:hover {
  background-color: var(--primary-color);
  color: var(--white);
  text-decoration: none;
}