:root {
  font-family: 'Noto Sans JP', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
  font-weight: 400;
  line-height: 1.6;
  color: #2C3E50;
  background-color: #FEFEFE;
  
  --primary-color: #4A90E2;
  --secondary-color: #2C3E50;
  --accent-color: #E8F4FD;
  --text-light: #7A8B99;
  --border-light: #E5E8EB;
  --success-color: #27AE60;
  --warning-color: #F39C12;
  --error-color: #E74C3C;
}

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

body {
  font-family: 'Noto Sans JP', sans-serif;
  line-height: 1.7;
  color: var(--secondary-color);
  background-color: #FEFEFE;
}

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

/* Header */
.header {
  background: rgba(255, 255, 255, 0.95);
  backdrop-filter: blur(10px);
  border-bottom: 1px solid var(--border-light);
  position: sticky;
  top: 0;
  z-index: 100;
}

.header-content {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 1rem 0;
}

.logo-section {
  display: flex;
  align-items: center;
  gap: 12px;
}

.logo {
  flex-shrink: 0;
}

.brand-name {
  font-family: 'Noto Serif JP', serif;
  font-size: 1.5rem;
  font-weight: 500;
  color: var(--secondary-color);
}

.brand-name a {
  text-decoration: none;
  color: inherit;
}

/* Hero Section */
.hero {
  padding: 4rem 0;
  background: linear-gradient(135deg, var(--accent-color) 0%, #F8FBFF 100%);
  text-align: center;
}

.hero-content {
  max-width: 800px;
  margin: 0 auto;
  display: grid;
  grid-template-columns: 1fr;
  gap: 3rem;
  text-align: center;
}

.hero-text {
  order: 1;
}

.hero-title {
  font-family: 'Noto Serif JP', serif;
  font-size: 2.75rem;
  font-weight: 500;
  margin-bottom: 1rem;
  color: var(--secondary-color);
}

.hero-subtitle {
  font-size: 1.25rem;
  color: var(--text-light);
  margin-bottom: 2rem;
  line-height: 1.6;
}

.hero-buttons {
  display: flex;
  gap: 1rem;
  justify-content: center;
  flex-wrap: wrap;
  margin-bottom: 2rem;
}

.hero-image {
  order: 2;
  position: relative;
  border-radius: 12px;
  overflow: hidden;
  box-shadow: 0 8px 32px rgba(0, 0, 0, 0.12);
}

.hero-image img {
  width: 100%;
  height: 400px;
  object-fit: cover;
  display: block;
}

/* Button Styles */
.btn {
  display: inline-block;
  padding: 0.875rem 2rem;
  border-radius: 8px;
  font-size: 1rem;
  font-weight: 500;
  text-decoration: none;
  border: none;
  cursor: pointer;
  transition: all 0.3s ease;
  font-family: 'Noto Sans JP', sans-serif;
}

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

.btn-primary:hover {
  background: #357ABD;
  transform: translateY(-2px);
}

.btn-secondary {
  background: white;
  color: var(--primary-color);
  border: 2px solid var(--primary-color);
}

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

.btn-outline {
  background: transparent;
  color: var(--primary-color);
  border: 2px solid var(--primary-color);
}

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

/* Section Styles */
.section-title {
  font-family: 'Noto Serif JP', serif;
  font-size: 2.25rem;
  font-weight: 500;
  text-align: center;
  margin-bottom: 3rem;
  color: var(--secondary-color);
}

/* Services Overview */
.services-overview {
  padding: 5rem 0;
  text-align: center;
}

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

.service-card {
  background: white;
  padding: 2.5rem 2rem;
  border-radius: 12px;
  box-shadow: 0 4px 20px rgba(0, 0, 0, 0.08);
  text-align: center;
  transition: transform 0.3s ease;
}

.service-card:hover {
  transform: translateY(-8px);
}

.service-icon {
  width: 64px;
  height: 64px;
  margin: 0 auto 1.5rem;
  display: flex;
  align-items: center;
  justify-content: center;
  background: var(--accent-color);
  border-radius: 12px;
}

.service-card h3 {
  font-size: 1.375rem;
  font-weight: 600;
  margin-bottom: 1rem;
  color: var(--secondary-color);
}

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

/* Design Process */
.design-process {
  padding: 5rem 0;
  background: #FAFBFC;
  text-align: center;
}

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

.process-step {
  text-align: center;
}

.step-number {
  width: 60px;
  height: 60px;
  background: var(--primary-color);
  color: white;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.25rem;
  font-weight: 600;
  margin: 0 auto 1.5rem;
}

.process-step h3 {
  font-size: 1.25rem;
  font-weight: 600;
  margin-bottom: 1rem;
  color: var(--secondary-color);
}

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

/* Featured Cases */
.featured-cases {
  padding: 5rem 0;
  text-align: center;
}

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

.case-card {
  background: white;
  border-radius: 12px;
  overflow: hidden;
  box-shadow: 0 4px 20px rgba(0, 0, 0, 0.08);
  transition: transform 0.3s ease;
}

.case-card:hover {
  transform: translateY(-8px);
}

.case-image {
  height: 240px;
  position: relative;
  overflow: hidden;
}

.case-image img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.case-content {
  padding: 2rem;
  text-align: center;
}

.case-content h3 {
  font-size: 1.375rem;
  font-weight: 600;
  margin-bottom: 1rem;
  color: var(--secondary-color);
}

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

/* Storage Solutions */
.storage-solutions {
  padding: 5rem 0;
  background: #FAFBFC;
}

.storage-content {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 4rem;
  align-items: center;
}

.storage-text h2 {
  font-family: 'Noto Serif JP', serif;
  font-size: 2.25rem;
  font-weight: 500;
  margin-bottom: 1.5rem;
  color: var(--secondary-color);
}

.storage-text p {
  font-size: 1.125rem;
  color: var(--text-light);
  line-height: 1.7;
  margin-bottom: 2rem;
}

.storage-features {
  list-style: none;
  margin-bottom: 2rem;
}

.storage-features li {
  padding: 0.5rem 0;
  padding-left: 2rem;
  position: relative;
  color: var(--text-light);
}

.storage-features li:before {
  content: "✓";
  position: absolute;
  left: 0;
  color: var(--primary-color);
  font-weight: 600;
}

.storage-image {
  height: 400px;
  position: relative;
  border-radius: 12px;
  overflow: hidden;
  box-shadow: 0 4px 20px rgba(0, 0, 0, 0.08);
}

.storage-image img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

/* Products Section */
.products {
  padding: 5rem 0;
  text-align: center;
}

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

.product-card {
  background: white;
  border-radius: 12px;
  overflow: hidden;
  box-shadow: 0 4px 20px rgba(0, 0, 0, 0.08);
  transition: transform 0.3s ease;
}

.product-card:hover {
  transform: translateY(-8px);
}

.product-image {
  height: 200px;
  position: relative;
  overflow: hidden;
}

.product-image img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.product-content {
  padding: 2rem;
  text-align: center;
}

.product-content h3 {
  font-size: 1.25rem;
  font-weight: 600;
  margin-bottom: 1rem;
  color: var(--secondary-color);
}

.product-content p {
  color: var(--text-light);
  line-height: 1.6;
  margin-bottom: 1.5rem;
}

.product-price {
  font-size: 1.375rem;
  font-weight: 600;
  color: var(--primary-color);
  margin-bottom: 1.5rem;
}

/* Consultation Plans */
.consultation-plans {
  padding: 5rem 0;
  background: #FAFBFC;
  text-align: center;
}

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

.plan-card {
  background: white;
  padding: 2.5rem 2rem;
  border-radius: 12px;
  box-shadow: 0 4px 20px rgba(0, 0, 0, 0.08);
  position: relative;
  text-align: center;
}

.plan-card.featured {
  border: 2px solid var(--primary-color);
  transform: scale(1.05);
}

.plan-badge {
  position: absolute;
  top: -12px;
  left: 50%;
  transform: translateX(-50%);
  background: var(--primary-color);
  color: white;
  padding: 0.5rem 1rem;
  border-radius: 20px;
  font-size: 0.875rem;
  font-weight: 600;
}

.plan-card h3 {
  font-size: 1.375rem;
  font-weight: 600;
  margin-bottom: 1rem;
  color: var(--secondary-color);
}

.plan-price {
  font-size: 2rem;
  font-weight: 700;
  color: var(--primary-color);
  margin-bottom: 2rem;
}

.plan-features {
  list-style: none;
  margin-bottom: 2rem;
  text-align: left;
}

.plan-features li {
  padding: 0.75rem 0;
  padding-left: 2rem;
  position: relative;
  color: var(--text-light);
}

.plan-features li:before {
  content: "✓";
  position: absolute;
  left: 0;
  color: var(--primary-color);
  font-weight: 600;
}

/* Testimonials */
.testimonials {
  padding: 5rem 0;
  text-align: center;
}

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

.testimonial-card {
  background: white;
  padding: 2.5rem 2rem;
  border-radius: 12px;
  box-shadow: 0 4px 20px rgba(0, 0, 0, 0.08);
  text-align: center;
}

.testimonial-card p {
  font-size: 1.125rem;
  line-height: 1.7;
  color: var(--text-light);
  margin-bottom: 2rem;
  font-style: italic;
}

.testimonial-author {
  font-weight: 600;
  color: var(--secondary-color);
}

/* Contact Section */
.contact {
  padding: 5rem 0;
  background: #FAFBFC;
}

.contact-content {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 4rem;
  align-items: start;
}

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

.contact-icon {
  width: 48px;
  height: 48px;
  background: var(--accent-color);
  border-radius: 8px;
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
}

.contact-item h3 {
  font-size: 1.125rem;
  font-weight: 600;
  margin-bottom: 0.5rem;
  color: var(--secondary-color);
}

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

.contact-form {
  background: white;
  padding: 2.5rem;
  border-radius: 12px;
  box-shadow: 0 4px 20px rgba(0, 0, 0, 0.08);
}

.contact-form h3 {
  font-size: 1.375rem;
  font-weight: 600;
  margin-bottom: 2rem;
  color: var(--secondary-color);
  text-align: center;
}

.contact-btn {
  width: 100%;
  margin-bottom: 1rem;
}

/* Footer */
.footer {
  background: var(--secondary-color);
  color: white;
  padding: 3rem 0 1rem;
}

.footer-content {
  display: grid;
  grid-template-columns: 2fr 3fr;
  gap: 3rem;
  margin-bottom: 2rem;
}

.footer-main {
  display: flex;
  flex-direction: column;
  gap: 1rem;
}

.footer-logo {
  display: flex;
  align-items: center;
  gap: 12px;
}

.footer-brand {
  font-family: 'Noto Serif JP', serif;
  font-size: 1.25rem;
  font-weight: 500;
}

.footer-description {
  color: #BDC3C7;
  line-height: 1.6;
  margin-top: 1rem;
}

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

.footer-column h4 {
  font-size: 1.125rem;
  font-weight: 600;
  margin-bottom: 1rem;
}

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

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

.footer-column a {
  color: #BDC3C7;
  text-decoration: none;
  transition: color 0.3s ease;
}

.footer-column a:hover {
  color: white;
}

.footer-bottom {
  border-top: 1px solid #34495E;
  padding-top: 2rem;
  text-align: center;
  color: #BDC3C7;
}

/* Modal Styles */
.modal {
  display: none;
  position: fixed;
  z-index: 1000;
  left: 0;
  top: 0;
  width: 100%;
  height: 100%;
  background-color: rgba(0, 0, 0, 0.5);
}

.modal-content {
  background-color: white;
  margin: 5% auto;
  padding: 2rem;
  border-radius: 12px;
  width: 90%;
  max-width: 600px;
  position: relative;
}

.close {
  position: absolute;
  right: 1rem;
  top: 1rem;
  color: #aaa;
  font-size: 28px;
  font-weight: bold;
  cursor: pointer;
}

.close:hover {
  color: #000;
}

.order-form {
  margin-top: 1rem;
}

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

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

.form-group input,
.form-group select,
.form-group textarea {
  width: 100%;
  padding: 0.75rem;
  border: 1px solid var(--border-light);
  border-radius: 6px;
  font-family: 'Noto Sans JP', sans-serif;
}

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

/* Image Placeholders */
.image-placeholder {
  background: var(--accent-color);
  color: var(--text-light);
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: 500;
  height: 100%;
  width: 100%;
}

/* Cookie Banner Styles */
.cookie-banner {
  position: fixed;
  bottom: 0;
  left: 0;
  right: 0;
  background: var(--secondary-color);
  color: white;
  padding: 1rem;
  z-index: 1000;
  transform: translateY(100%);
  transition: transform 0.3s ease;
  box-shadow: 0 -4px 20px rgba(0, 0, 0, 0.15);
}

.cookie-banner.show {
  transform: translateY(0);
}

.cookie-content {
  max-width: 1200px;
  margin: 0 auto;
  display: grid;
  grid-template-columns: 1fr auto;
  gap: 2rem;
  align-items: center;
}

.cookie-text {
  line-height: 1.5;
}

.cookie-text p {
  margin-bottom: 0.5rem;
}

.cookie-text a {
  color: #4A90E2;
  text-decoration: underline;
}

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

.cookie-btn {
  padding: 0.5rem 1rem;
  border-radius: 6px;
  border: none;
  cursor: pointer;
  font-size: 0.875rem;
  font-weight: 500;
  transition: all 0.3s ease;
  white-space: nowrap;
}

.cookie-btn.accept {
  background: #4A90E2;
  color: white;
}

.cookie-btn.accept:hover {
  background: #357ABD;
}

.cookie-btn.decline {
  background: transparent;
  color: white;
  border: 1px solid white;
}

.cookie-btn.decline:hover {
  background: rgba(255, 255, 255, 0.1);
}

.cookie-btn.customize {
  background: #666;
  color: white;
  border: 1px solid #888;
}

.cookie-btn.customize:hover {
  background: #555;
}

/* Cookie Preferences Modal */
.cookie-preferences {
  display: none;
  position: fixed;
  z-index: 1001;
  left: 0;
  top: 0;
  width: 100%;
  height: 100%;
  background-color: rgba(0, 0, 0, 0.5);
}

.cookie-preferences-content {
  background-color: white;
  margin: 5% auto;
  padding: 2rem;
  border-radius: 12px;
  width: 90%;
  max-width: 600px;
  max-height: 80vh;
  overflow-y: auto;
}

.cookie-preferences h3 {
  color: var(--secondary-color);
  margin-bottom: 1.5rem;
  font-size: 1.375rem;
}

.cookie-category {
  margin-bottom: 2rem;
  padding: 1rem;
  border: 1px solid var(--border-light);
  border-radius: 8px;
}

.cookie-category h4 {
  color: var(--secondary-color);
  margin-bottom: 0.5rem;
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.cookie-category p {
  color: var(--text-light);
  font-size: 0.9rem;
  line-height: 1.5;
}

.cookie-toggle {
  position: relative;
  display: inline-block;
  width: 50px;
  height: 24px;
}

.cookie-toggle input {
  opacity: 0;
  width: 0;
  height: 0;
}

.cookie-slider {
  position: absolute;
  cursor: pointer;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background-color: #ccc;
  transition: .4s;
  border-radius: 24px;
}

.cookie-slider:before {
  position: absolute;
  content: "";
  height: 18px;
  width: 18px;
  left: 3px;
  bottom: 3px;
  background-color: white;
  transition: .4s;
  border-radius: 50%;
}

input:checked + .cookie-slider {
  background-color: #4A90E2;
}

input:checked + .cookie-slider:before {
  transform: translateX(26px);
}

input:disabled + .cookie-slider {
  background-color: #4A90E2;
  opacity: 0.6;
  cursor: not-allowed;
}

.cookie-preferences-buttons {
  display: flex;
  gap: 1rem;
  justify-content: flex-end;
  margin-top: 2rem;
  padding-top: 1rem;
  border-top: 1px solid var(--border-light);
}

/* Responsive Design */
@media (max-width: 768px) {
  .hero-content {
    gap: 2rem;
  }
  
  .hero-title {
    font-size: 2rem;
  }
  
  .hero-subtitle {
    font-size: 1.125rem;
  }
  
  .hero-buttons {
    flex-direction: column;
    align-items: center;
  }
  
  .hero-image img {
    height: 300px;
  }
  
  .services-grid,
  .cases-grid,
  .products-grid,
  .plans-grid,
  .testimonials-grid {
    grid-template-columns: 1fr;
  }
  
  .storage-content,
  .contact-content,
  .footer-content {
    grid-template-columns: 1fr;
    gap: 2rem;
  }
  
  .footer-links {
    grid-template-columns: 1fr;
    gap: 1.5rem;
  }
  
  .plan-card.featured {
    transform: none;
  }
  
  .cookie-content {
    grid-template-columns: 1fr;
    text-align: center;
    gap: 1rem;
  }
  
  .cookie-buttons {
    justify-content: center;
    flex-direction: column;
  }
}

@media (max-width: 480px) {
  .container {
    padding: 0 15px;
  }
  
  .hero {
    padding: 3rem 0;
  }
  
  .hero-title {
    font-size: 1.875rem;
  }
  
  .hero-image img {
    height: 250px;
  }
  
  .section-title {
    font-size: 1.875rem;
  }
  
  .btn {
    padding: 0.75rem 1.5rem;
  }
}