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

:root {
  --primary-color: #2c5f7c;
  --secondary-color: #4a90a4;
  --accent-color: #6fb3b8;
  --text-dark: #1a1a1a;
  --text-light: #666;
  --bg-light: #f8f9fa;
  --white: #ffffff;
  --shadow: 0 2px 10px rgba(0,0,0,0.1);
  --transition: all 0.3s ease;
}

body {
  font-family: 'Helvetica Neue', Arial, 'Hiragino Kaku Gothic ProN', 'Hiragino Sans', Meiryo, sans-serif;
  line-height: 1.8;
  color: var(--text-dark);
  font-size: 16px;
}

body.font-large {
  font-size: 18px;
}

body.font-xlarge {
  font-size: 20px;
}

.main-header {
  background: var(--white);
  box-shadow: var(--shadow);
  position: sticky;
  top: 0;
  z-index: 1000;
  padding: 1rem 0;
}

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

.logo-section {
  display: flex;
  align-items: center;
  gap: 15px;
}

.logo-img {
  border-radius: 50%;
  object-fit: cover;
}

.site-title {
  font-size: 1.5rem;
  font-weight: bold;
  color: var(--primary-color);
}

.main-nav ul {
  display: flex;
  list-style: none;
  gap: 2rem;
}

.nav-link {
  text-decoration: none;
  color: var(--text-dark);
  font-weight: 500;
  transition: var(--transition);
  padding: 0.5rem 0;
  border-bottom: 2px solid transparent;
}

.nav-link:hover,
.nav-link.active {
  color: var(--primary-color);
  border-bottom-color: var(--primary-color);
}

.font-size-btn {
  background: var(--primary-color);
  color: var(--white);
  border: none;
  padding: 0.5rem;
  border-radius: 5px;
  cursor: pointer;
  transition: var(--transition);
}

.font-size-btn:hover {
  background: var(--secondary-color);
}

.hero-section {
  position: relative;
  height: 500px;
  background: linear-gradient(135deg, var(--primary-color), var(--secondary-color));
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--white);
  text-align: center;
  overflow: hidden;
}

.hero-overlay {
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: rgba(0,0,0,0.3);
}

.hero-content {
  position: relative;
  z-index: 1;
  max-width: 800px;
  padding: 0 20px;
}

.hero-title {
  font-size: 3rem;
  margin-bottom: 1rem;
  font-weight: bold;
}

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

.hero-btn {
  display: inline-block;
  background: var(--white);
  color: var(--primary-color);
  padding: 1rem 2.5rem;
  text-decoration: none;
  border-radius: 50px;
  font-weight: bold;
  transition: var(--transition);
}

.hero-btn:hover {
  transform: translateY(-3px);
  box-shadow: 0 10px 25px rgba(0,0,0,0.2);
}

.main-content {
  padding: 4rem 0;
}

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

.section-heading {
  font-size: 2.5rem;
  text-align: center;
  margin-bottom: 3rem;
  color: var(--primary-color);
}

.intro-grid,
.featured-grid,
.values-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: 2rem;
  margin-bottom: 4rem;
}

.intro-card,
.value-card {
  background: var(--white);
  padding: 2rem;
  border-radius: 10px;
  box-shadow: var(--shadow);
  text-align: center;
  transition: var(--transition);
}

.intro-card:hover,
.value-card:hover {
  transform: translateY(-5px);
  box-shadow: 0 5px 20px rgba(0,0,0,0.15);
}

.card-icon,
.value-icon {
  color: var(--primary-color);
  margin-bottom: 1rem;
}

.intro-card h3,
.value-card h3 {
  font-size: 1.5rem;
  margin-bottom: 1rem;
  color: var(--primary-color);
}

.featured-article {
  background: var(--white);
  border-radius: 10px;
  overflow: hidden;
  box-shadow: var(--shadow);
  transition: var(--transition);
}

.featured-article:hover {
  transform: translateY(-5px);
  box-shadow: 0 5px 20px rgba(0,0,0,0.15);
}

.featured-img {
  width: 100%;
  height: 250px;
  object-fit: cover;
}

.featured-content {
  padding: 1.5rem;
}

.featured-content h3 {
  margin-bottom: 1rem;
}

.featured-content h3 a {
  color: var(--text-dark);
  text-decoration: none;
  transition: var(--transition);
}

.featured-content h3 a:hover {
  color: var(--primary-color);
}

.featured-excerpt {
  color: var(--text-light);
  margin-bottom: 1rem;
}

.read-more {
  color: var(--primary-color);
  text-decoration: none;
  font-weight: bold;
  transition: var(--transition);
}

.read-more:hover {
  color: var(--secondary-color);
}

.benefits-section {
  background: var(--bg-light);
  padding: 4rem 0;
  margin: 4rem 0;
}

.benefits-wrapper {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 20px;
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 3rem;
  align-items: center;
}

.benefits-image img {
  width: 100%;
  border-radius: 10px;
  box-shadow: var(--shadow);
}

.benefits-list {
  list-style: none;
}

.benefit-item {
  display: flex;
  gap: 1rem;
  margin-bottom: 2rem;
}

.benefit-icon {
  color: var(--primary-color);
  flex-shrink: 0;
}

.benefit-item h4 {
  margin-bottom: 0.5rem;
  color: var(--primary-color);
}

.cta-section {
  background: linear-gradient(135deg, var(--primary-color), var(--secondary-color));
  color: var(--white);
  text-align: center;
  padding: 4rem 2rem;
  border-radius: 10px;
  margin: 4rem 0;
}

.cta-content h2 {
  font-size: 2.5rem;
  margin-bottom: 1rem;
}

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

.cta-button {
  display: inline-block;
  background: var(--white);
  color: var(--primary-color);
  padding: 1rem 2.5rem;
  text-decoration: none;
  border-radius: 50px;
  font-weight: bold;
  transition: var(--transition);
}

.cta-button:hover {
  transform: translateY(-3px);
  box-shadow: 0 10px 25px rgba(0,0,0,0.2);
}

.main-footer {
  background: var(--text-dark);
  color: var(--white);
  padding: 3rem 0 1rem;
}

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

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

.footer-heading {
  margin-bottom: 1rem;
  color: var(--accent-color);
}

.footer-text,
.footer-contact {
  color: #ccc;
  line-height: 1.8;
}

.footer-reg {
  color: #999;
  font-size: 0.9rem;
  margin-top: 0.5rem;
}

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

.footer-links li {
  margin-bottom: 0.5rem;
}

.footer-links a {
  color: #ccc;
  text-decoration: none;
  transition: var(--transition);
}

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

.social-links {
  display: flex;
  gap: 1rem;
  margin-top: 1rem;
}

.social-links a {
  color: var(--white);
  transition: var(--transition);
}

.social-links a:hover {
  color: var(--accent-color);
}

.footer-bottom {
  text-align: center;
  padding-top: 2rem;
  border-top: 1px solid #444;
  color: #999;
}

.page-hero {
  background: linear-gradient(135deg, var(--primary-color), var(--secondary-color));
  color: var(--white);
  text-align: center;
  padding: 4rem 2rem;
}

.page-title {
  font-size: 3rem;
  margin-bottom: 1rem;
}

.page-subtitle {
  font-size: 1.3rem;
}

.blog-main {
  padding: 4rem 0;
}

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

.blog-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(350px, 1fr));
  gap: 2rem;
}

.blog-card {
  background: var(--white);
  border-radius: 10px;
  overflow: hidden;
  box-shadow: var(--shadow);
  transition: var(--transition);
}

.blog-card:hover {
  transform: translateY(-5px);
  box-shadow: 0 5px 20px rgba(0,0,0,0.15);
}

.blog-image-wrapper {
  position: relative;
  overflow: hidden;
}

.blog-image {
  width: 100%;
  height: 250px;
  object-fit: cover;
  transition: var(--transition);
}

.blog-card:hover .blog-image {
  transform: scale(1.05);
}

.blog-card-content {
  padding: 1.5rem;
}

.blog-category {
  display: inline-block;
  background: var(--accent-color);
  color: var(--white);
  padding: 0.3rem 0.8rem;
  border-radius: 20px;
  font-size: 0.85rem;
  margin-bottom: 1rem;
}

.blog-card-title a {
  color: var(--text-dark);
  text-decoration: none;
  transition: var(--transition);
  font-size: 1.3rem;
}

.blog-card-title a:hover {
  color: var(--primary-color);
}

.blog-excerpt {
  color: var(--text-light);
  margin: 1rem 0;
}

.blog-meta {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-top: 1rem;
  padding-top: 1rem;
  border-top: 1px solid #eee;
}

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

.blog-read-more {
  color: var(--primary-color);
  text-decoration: none;
  font-weight: bold;
  transition: var(--transition);
}

.blog-read-more:hover {
  color: var(--secondary-color);
}

.about-main {
  padding: 4rem 0;
}

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

.about-intro {
  margin-bottom: 4rem;
}

.about-text {
  font-size: 1.1rem;
  line-height: 1.8;
  margin-bottom: 1.5rem;
  color: var(--text-light);
}

.team-section {
  margin-bottom: 4rem;
}

.team-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 2rem;
}

.team-card {
  background: var(--white);
  border-radius: 10px;
  overflow: hidden;
  box-shadow: var(--shadow);
  transition: var(--transition);
}

.team-card:hover {
  transform: translateY(-5px);
  box-shadow: 0 5px 20px rgba(0,0,0,0.15);
}

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

.team-info {
  padding: 1.5rem;
  text-align: center;
}

.team-info h3 {
  color: var(--primary-color);
  margin-bottom: 0.5rem;
}

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

.team-bio {
  color: var(--text-light);
  line-height: 1.6;
}

.values-section {
  background: var(--bg-light);
  padding: 3rem;
  border-radius: 10px;
  margin-bottom: 4rem;
}

.company-info {
  background: var(--white);
  padding: 3rem;
  border-radius: 10px;
  box-shadow: var(--shadow);
}

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

.info-item h3 {
  color: var(--primary-color);
  margin-bottom: 0.5rem;
}

.info-item p {
  color: var(--text-light);
}

.contact-main {
  padding: 4rem 0;
}

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

.contact-wrapper {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 3rem;
  margin-bottom: 4rem;
}

.contact-info-section h2,
.contact-form-section h2 {
  color: var(--primary-color);
  margin-bottom: 2rem;
}

.contact-info-item {
  display: flex;
  gap: 1rem;
  margin-bottom: 2rem;
}

.contact-icon {
  color: var(--primary-color);
  flex-shrink: 0;
}

.contact-info-item h3 {
  margin-bottom: 0.5rem;
  color: var(--primary-color);
}

.contact-form {
  background: var(--white);
  padding: 2rem;
  border-radius: 10px;
  box-shadow: var(--shadow);
}

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

.form-group label {
  display: block;
  margin-bottom: 0.5rem;
  color: var(--text-dark);
  font-weight: 500;
}

.required {
  color: #e74c3c;
}

.form-group input,
.form-group textarea {
  width: 100%;
  padding: 0.8rem;
  border: 1px solid #ddd;
  border-radius: 5px;
  font-family: inherit;
  font-size: 1rem;
  transition: var(--transition);
}

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

.submit-btn {
  background: var(--primary-color);
  color: var(--white);
  border: none;
  padding: 1rem 2.5rem;
  border-radius: 50px;
  font-size: 1rem;
  font-weight: bold;
  cursor: pointer;
  transition: var(--transition);
}

.submit-btn:hover {
  background: var(--secondary-color);
  transform: translateY(-2px);
}

.faq-section {
  margin-top: 4rem;
}

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

.faq-item {
  background: var(--white);
  padding: 1.5rem;
  border-radius: 10px;
  box-shadow: var(--shadow);
}

.faq-item h3 {
  color: var(--primary-color);
  margin-bottom: 1rem;
}

.faq-item p {
  color: var(--text-light);
  line-height: 1.6;
}

.post-article {
  padding: 4rem 0;
}

.post-container {
  max-width: 900px;
  margin: 0 auto;
  padding: 0 20px;
}

.post-header {
  text-align: center;
  margin-bottom: 2rem;
}

.post-category {
  display: inline-block;
  background: var(--accent-color);
  color: var(--white);
  padding: 0.3rem 0.8rem;
  border-radius: 20px;
  font-size: 0.9rem;
  margin-bottom: 1rem;
}

.post-title {
  font-size: 2.5rem;
  color: var(--primary-color);
  margin-bottom: 1rem;
}

.post-meta-info {
  color: var(--text-light);
}

.post-featured-image {
  margin-bottom: 3rem;
  border-radius: 10px;
  overflow: hidden;
  box-shadow: var(--shadow);
}

.post-featured-image img {
  width: 100%;
  height: auto;
  display: block;
}

.post-content {
  line-height: 1.9;
}

.post-content h2 {
  color: var(--primary-color);
  margin-top: 2.5rem;
  margin-bottom: 1rem;
  font-size: 1.8rem;
}

.post-content p {
  margin-bottom: 1.5rem;
  color: var(--text-dark);
}

.post-content strong {
  color: var(--primary-color);
  font-weight: bold;
}

.post-navigation {
  margin-top: 3rem;
  padding-top: 2rem;
  border-top: 2px solid #eee;
}

.back-to-blog {
  color: var(--primary-color);
  text-decoration: none;
  font-weight: bold;
  transition: var(--transition);
}

.back-to-blog:hover {
  color: var(--secondary-color);
}

.modal {
  display: none;
  position: fixed;
  z-index: 2000;
  left: 0;
  top: 0;
  width: 100%;
  height: 100%;
  background-color: rgba(0,0,0,0.5);
}

.modal.show {
  display: flex;
  align-items: center;
  justify-content: center;
}

.modal-content {
  background: var(--white);
  padding: 3rem;
  border-radius: 10px;
  text-align: center;
  max-width: 500px;
  position: relative;
}

.modal-close {
  position: absolute;
  top: 1rem;
  right: 1rem;
  font-size: 2rem;
  cursor: pointer;
  color: var(--text-light);
}

.modal-icon {
  color: #27ae60;
  margin-bottom: 1rem;
}

.modal-content h2 {
  color: var(--primary-color);
  margin-bottom: 1rem;
}

.cookie-consent {
  display: none;
  position: fixed;
  bottom: 0;
  left: 0;
  right: 0;
  background: var(--white);
  box-shadow: 0 -2px 10px rgba(0,0,0,0.1);
  padding: 1.5rem;
  z-index: 1500;
}

.cookie-consent.show {
  display: block;
}

.cookie-content {
  max-width: 1200px;
  margin: 0 auto;
}

.cookie-content h3 {
  color: var(--primary-color);
  margin-bottom: 0.5rem;
}

.cookie-content p {
  margin-bottom: 1rem;
  color: var(--text-light);
}

.cookie-content a {
  color: var(--primary-color);
  text-decoration: underline;
}

.cookie-buttons {
  display: flex;
  gap: 1rem;
}

.cookie-btn {
  padding: 0.8rem 1.5rem;
  border: none;
  border-radius: 5px;
  font-weight: bold;
  cursor: pointer;
  transition: var(--transition);
}

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

.cookie-btn.accept:hover {
  background: var(--secondary-color);
}

.cookie-btn.decline {
  background: #ddd;
  color: var(--text-dark);
}

.cookie-btn.decline:hover {
  background: #ccc;
}

@media (max-width: 768px) {
  .container-hdr {
    flex-direction: column;
    gap: 1rem;
  }
  
  .main-nav ul {
    flex-direction: column;
    gap: 0.5rem;
    text-align: center;
  }
  
  .hero-title {
    font-size: 2rem;
  }
  
  .hero-subtitle {
    font-size: 1.2rem;
  }
  
  .benefits-wrapper,
  .contact-wrapper {
    grid-template-columns: 1fr;
  }
  
  .page-title {
    font-size: 2rem;
  }
  
  .post-title {
    font-size: 1.8rem;
  }
}