* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
    scroll-behavior: smooth;
  }
  
  body {
    font-family: "Helvetica Neue", Arial, "Hiragino Kaku Gothic ProN", "Hiragino Sans", Meiryo, sans-serif;
    color: #373737;
    background-color: rgba(255,255,255, 1);
    overflow-x: hidden;
  }
  
  canvas {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: -1;
    transition: filter 0.5s ease, opacity 0.5s ease;
  }
  
  canvas.blur {
    filter: blur(7px);
    opacity: 0.7;
  }
  
  /* Header styles */
  header {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    padding: 1.5rem 2rem;
    background-color: rgba(255, 255, 255, 0.8);
    backdrop-filter: blur(10px);
    display: flex;
    justify-content: center; /* Changed from space-between to center */
    align-items: center;
    z-index: 100;
    box-shadow: 0 2px 10px rgba(0, 0, 0, 0.05);
  }
  
  nav ul {
    display: flex;
    list-style: none;
    gap: 2rem;
  }
  
  nav a {
    text-decoration: none;
    color: #373737;
    font-size: 1rem;
    font-weight: 500;
    transition: color 0.3s;
    position: relative;
  }
  
  nav a:hover {
    color: #C6425A;
  }
  
  nav a::after {
    content: '';
    position: absolute;
    width: 0;
    height: 2px;
    bottom: -8px;
    left: 50%;
    transform: translateX(-50%);
    background-color: #C6425A;
    transition: width 0.3s;
  }
  
  nav a:hover::after {
    width: 100%;
  }
  
  /* Main content styles */
  main {
    padding-top: 80px;
  }
  
  section {
    min-height: 100vh;
    padding: 5rem 2rem;
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    text-align: center;
  }
  
  .container {
    max-width: 1200px;
    margin: 0 auto;
    width: 100%;
    display: flex;
    flex-direction: column;
    align-items: center;
  }
  
  /* Hero section */
  .hero {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    text-align: center;
    min-height: calc(100vh - 80px);
  }

  .hero-catchphrase {
    font-size: 1.5rem;
    margin-bottom: 2rem;
    font-weight: normal;
    letter-spacing: 0.1rem;
    color: #373737;
  }
  
  .hero-logo {
    width: 320px;
    height: auto;
    margin-bottom: 3rem;
  }
  
  .hero h1 {
    font-size: 1.2rem;
    font-weight: bold;
    margin-bottom: 1rem;
    text-align: center;
    letter-spacing: 0.2rem;
    color: #373737;
  }

  .hero h2{
    font-size: 2.4rem;
    font-weight: bold;
    margin-bottom: 4rem;
  }
  
  .footer {
    font-size: 0.8rem;
    color: #737373;
    opacity: 0.7;
    margin-top: 2rem;
    text-align: center;
    padding: 2rem 0;
    width: 100%;
  }
  
  /* Section styles */
  .section-title {
    font-size: 2rem;
    margin-bottom: 2rem;
    position: relative;
    display: inline-block;
    text-align: center;
  }
  
  .section-title::after {
    content: '';
    position: absolute;
    width: 50px;
    height: 3px;
    background-color: #C6425A;
    bottom: -10px;
    left: 50%;
    transform: translateX(-50%);
  }
  
  /* About section */
  .about-content {
    display: flex;
    gap: 6rem;
    align-items: flex-start;
    margin-top: 2rem;
    text-align: left;
  }
  
  .about-image {
    flex: 1;
    max-width: 240px;
    margin-bottom: 1.5rem;
  }
  
  .about-image img {
    width: 100%;
    height: auto;
    border-radius: 50%;
    box-shadow: 0 5px 15px rgba(0, 0, 0, 0.1);
  }
  
  .about-text {
    flex: 2;
  }
  
  .about-text p {
    line-height: 1.6;
  }
  
  .about-text h3 {
    font-size: 1rem;
    margin-bottom: 0.5rem;
  }

  .about-text h3.about-name{
    font-size: 1.4rem;
    margin-bottom: 1.5rem;
  }

  .about-text-content{
    margin-bottom: 1.5rem;
  }

  .about-text h3.about-name span{
    font-size: 1rem;
    font-style: italic;
    font-weight: normal;
    padding-left: 1rem;
    color: #737373;
  }
  
  /* Service section */
  .concept {
    margin-top: 1.5rem;
    margin-bottom: 1.5rem;
  }

  .concept p{
    font-size: 1.6rem;
    font-weight: bold;
    line-height: 3.2rem;
  }

  .services-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(250px, 1fr));
    gap: 2rem;
    margin-top: 2rem;
    width: 100%;
  }
  
  .service-card {
    background-color: rgba(255, 255, 255, 0.7);
    padding: 2rem;
    border-radius: 8px;
    box-shadow: 0 5px 15px rgba(0, 0, 0, 0.05);
    text-align: center;
    display: flex;
    flex-direction: column;
    align-items: center;
  }
  
  .service-icon {
    font-size: 4rem;
    margin-bottom: 1.5rem;
    color: #373737;
  }
  
  .service-card h3 {
    margin-bottom: 1rem;
    color: #373737;
  }
  
  .service-card p {
    color: #737373;
    line-height: 1.6;
  }

  .icon-red{
    color: #C6425A;
  }

  .icon-yellow{
    color: #F4C861;
  }

  .icon-green{
    color: #2E7550;
  }

  .icon-orange{
    color: #E17F3A;
  }
  
  /* Skills section */
  .skills-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 1.5rem;
    margin-top: 2rem;
    width: 100%;
  }
  
  .skill-card {
    background-color: rgba(255, 255, 255, 0.7);
    padding: 1rem;
    border-radius: 8px;
    box-shadow: 0 5px 15px rgba(0, 0, 0, 0.05);
    text-align: center;
    display: flex;
    flex-direction: column;
    align-items: center;
  }
  
  .skill-card h3 {
    margin-bottom: 0.5rem;
    color: #373737;
    font-size: 1rem;
  }
  
  .skill-icon {
    font-size: 2rem;
    margin-bottom: 0.5rem;
    color: #373737;
  }
  
  .skill-rating {
    color: #373737;
    font-size: 1rem;
    letter-spacing: 0.1rem;
    margin-bottom: 0.5rem;
  }
  
  .skill-description {
    font-size: 0.75rem;
    color: #737373;
    line-height: 1.4;
  }
  
  /* Works section - Accordion style */
  .works-container {
    width: 100%;
    /*max-width: 800px;*/
    margin-top: 2rem;
    overflow: hidden;
  }
  
  .works-description {
    text-align: center;
    margin-bottom: 1.5rem;
    font-size: 0.9rem;
    color: #373737;
  }
  
  .year-accordion {
    border: 1px solid rgba(0, 0, 0, 0.1);
    margin-bottom: 1rem;
  }
  
  .year-header {
    background-color: rgba(255, 255, 255, 0.7);
    padding: 1rem;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: flex-start;
    font-weight: 600;
  }
  
  .year-header .icon {
    margin-right: 1rem;
    transition: transform 0.3s;
  }
  
  .year-header.active .icon {
    transform: rotate(45deg);
  }
  
  .year-content {
    display: none;
    padding: 0;
  }
  
  .year-content.active {
    display: block;
  }
  
  .project-item {
    margin: 1rem;
    border-bottom: 1px solid rgba(0, 0, 0, 0.05);
  }
  
  .project-table {
    width: 100%;
    border-collapse: collapse;
  }
  
  .project-table th {
    background-color: rgba(0, 0, 0, 0.2);
    color: white;
    padding: 0.75rem;
    text-align: center;
    width: 160px;
    font-size: 0.9rem;
    font-weight: normal;
  }
  
  .project-table td {
    padding: 1em;
    text-align: left;
    font-size: 0.9rem;
    background-color: rgba(255,255,255, 0.2);
  }

  .project-table td.project-name {
    font-weight: bold;
  }

  .project-table td ul li {
    list-style: none;
  }
  
  /* Contact section */
  .contact-content {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 2rem;
    margin-top: 2rem;
    width: 100%;
  }
  
  .contact-info {
    text-align: center;
    max-width: 600px;
  }
  
  .contact-info p {
    margin-bottom: 1rem;
    line-height: 1.6;
  }
  
  .social-links {
    display: flex;
    justify-content: center;
    gap: 2rem;
    margin-top: 2rem;
  }
  
  .social-link {
    display: flex;
    flex-direction: column;
    align-items: center;
    text-decoration: none;
    color: #373737;
    transition: color 0.3s;
  }
  
  .social-link:hover {
    color: #C6425A;
  }
  
  .social-icon {
    font-size: 2.5rem;
    margin-bottom: 0.5rem;
  }
  
  .social-name {
    font-size: 0.9rem;
  }
  
  /* Mobile menu */
  .menu-toggle {
    display: none;
    flex-direction: column;
    justify-content: space-between;
    width: 30px;
    height: 21px;
    cursor: pointer;
  }
  
  .menu-toggle span {
    display: block;
    height: 3px;
    width: 100%;
    background-color: #373737;
    border-radius: 3px;
    transition: all 0.3s;
  }
  
  @media (max-width: 768px) {
    header {
      padding: 1rem 1rem;
      justify-content: flex-end; /* Changed for mobile layout */
    }
    
    .menu-toggle {
      display: flex;
      z-index: 101;
    }
    
    nav {
      position: fixed;
      top: 0;
      right: -100%;
      width: 70%;
      height: 100vh;
      background-color: rgba(255,255,255, 1);
      padding: 5rem 2rem;
      transition: right 0.3s;
      box-shadow: -5px 0 15px rgba(0, 0, 0, 0.1);
      z-index: 100;
    }
    
    nav.active {
      right: 0;
    }
    
    nav ul {
      flex-direction: column;
      gap: 2rem;
    }
    
    nav a {
      font-size: 1.2rem;
    }

    .hero {
        min-height: calc(100vh - 200px);
      }
    
    .hero-logo {
      width: 240px;
      margin-bottom: 2rem;
    }
      
    .hero h1 {
      font-size: 1rem;
    }

    .hero h2{
      font-size: 1.6rem;
      margin-bottom: 2rem;
    }
    
    .section-title {
      font-size: 1.5rem;
    }
    
    .about-content {
      flex-direction: column;
    }
    
    .about-image {
      max-width: 100%;
    }
    
    .services-grid {
      grid-template-columns: 1fr;
    }
    
    .skills-grid {
      grid-template-columns: repeat(2, 1fr);
    }
    
    .project-table th {
      width: 100px;
      font-size: 0.8rem;
      padding: 0.5rem;
    }
    
    .project-table td {
      font-size: 0.8rem;
      padding: 0.5rem;
    }
    
    .social-links {
      flex-wrap: wrap;
      gap: 1.5rem;
    }
  }