* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
  }
  
  body {
    font-family: "Inter", sans-serif;
    background-color: #ffffff;
    color: #000000;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
  }
  
  .container {
    width: 96%;
    padding: 0 2%;
    margin: 0 auto;
  }
  
  .main-header {
    position: sticky;
    top: 0;
    width: 100%;
    z-index: 100;
    background-color: #ffffff;
    padding: 20px 0;
  }
  
  .main-header .container {
    display: flex;
    justify-content: space-between;
    align-items: center;
  }
  
  .header-divider {
    border: none;
    height: 1px;
    background-color: #000000;
    margin: 0;
    width: 100%;
  }
  
  .nav-brand {
    position: relative;
    font-weight: 500;
    font-size: 1.5rem;
    color: #000000;
    text-decoration: none;
    display: inline-block;
  }
  
  .nav-brand span {
    transition: opacity 0.3s ease-in-out;
  }
  
  .nav-brand .brand-english {
    opacity: 0;
    position: absolute;
    top: 0;
    left: 0;
  }
  
  .nav-brand:hover .brand-korean {
    opacity: 0;
  }
  
  .nav-brand:hover .brand-english {
    opacity: 1;
  }
  
  .nav-links {
    display: flex;
    list-style: none;
    gap: 40px;
  }
  
  .nav-links a {
    text-decoration: none;
    color: #000000;
    font-size: 1.1rem;
    font-weight: 400;
    transition: opacity 0.3s ease;
  }
  
  .nav-links a.active {
    text-decoration: underline;
    text-underline-offset: 4px;
  }
  
  .main-content {
    max-width: 1200px;
    margin: 0 auto;
    padding-top: 100px;
  }
  
  .contact-hero {
    text-align: center;
    max-width: 700px;
    margin: 0 auto 80px auto;
  }
  
  .page-headline {
    font-size: clamp(2.5rem, 5vw, 4rem);
    font-weight: 400;
    line-height: 1.3;
    margin-bottom: 20px;
  }
  
  .page-subheadline {
    font-size: 1.2rem;
    font-weight: 300;
    color: #555;
  }
  
  .form-container {
    max-width: 700px;
    margin: 0 auto;
  }
  
  .contact-form {
    display: flex;
    flex-direction: column;
    gap: 30px;
  }
  
  .form-group {
    display: flex;
    flex-direction: column;
  }
  
  .form-group label {
    font-size: 0.9rem;
    font-weight: 500;
    color: #555;
    letter-spacing: 0.1em;
    text-transform: uppercase;
    margin-bottom: 10px;
  }
  
  .form-group input,
  .form-group textarea {
    font-family: "Inter", sans-serif;
    font-size: 1.1rem;
    padding: 15px;
    border: 1px solid #e0e0e0;
    border-radius: 4px;
    background-color: #f9f9f9;
    transition: all 0.3s ease;
  }
  
  .form-group input:focus,
  .form-group textarea:focus {
    outline: none;
    border-color: #000000;
    background-color: #ffffff;
    box-shadow: 0 0 0 3px rgba(0, 0, 0, 0.1);
  }
  
  .form-group textarea {
    resize: vertical;
  }
  
  .submit-btn {
    font-family: "Inter", sans-serif;
    font-size: 1.1rem;
    font-weight: 500;
    background-color: #000000;
    color: #ffffff;
    border: none;
    padding: 18px 30px;
    border-radius: 50px;
    cursor: pointer;
    transition: all 0.3s ease;
    align-self: center;
  }
  
  .submit-btn:hover {
    background-color: #333;
    transform: translateY(-3px);
  }
  
  .section-divider {
    border: none;
    height: 1px;
    background-color: #e0e0e0;
    margin: 100px 0;
  }
  
  .direct-channels h2 {
      text-align: center;
      font-size: 1.8rem;
      font-weight: 400;
      margin-bottom: 60px;
      color: #333;
  }
  
  .contact-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 80px;
  }
  
  .direct-message h3,
  .social-sphere h3 {
    font-size: 1.8rem;
    font-weight: 400;
    margin-bottom: 30px;
  }
  
  .email-link-wrapper {
    position: relative;
    display: inline-flex;
    align-items: center;
    gap: 15px;
  }
  
  #email-link {
    font-size: 1.5rem;
    font-weight: 300;
    color: #000;
    text-decoration: none;
  }
  
  .copy-icon {
    background: none;
    border: none;
    cursor: pointer;
    opacity: 0;
    transition: opacity 0.3s ease;
    color: #888;
  }
  
  .email-link-wrapper:hover .copy-icon {
    opacity: 1;
  }
  
  .copy-icon.copied {
    color: #28a745;
  }
  
  .social-links {
    list-style: none;
  }
  
  .social-links li {
    margin-bottom: 20px;
  }
  
  .social-links a {
    font-size: 1.5rem;
    font-weight: 300;
    color: #000;
    text-decoration: none;
    transition: opacity 0.3s ease;
  }
  
  .social-links.faded a:not(:hover) {
    opacity: 0.4;
  }
  
  .social-description {
    margin-top: 40px;
    height: 40px;
    font-size: 1.1rem;
    font-weight: 300;
    color: #555;
    transition: opacity 0.3s ease;
  }
  
  .main-footer {
    padding: 0 0 80px;
  }
  
  .footer-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 40px;
    align-items: start;
  }
  
  .footer-logos img {
    height: 60px;
    width: auto;
    margin-right: 15px;
  }
  
  .footer-contact {
    display: flex;
    flex-direction: column;
    gap: 40px;
  }
  
  .contact-group h4,
  .footer-social h4 {
    font-size: 0.9rem;
    font-weight: 500;
    color: #000000;
    letter-spacing: 0.1em;
    text-transform: uppercase;
    margin-bottom: 15px;
  }
  
  .contact-group p,
  .contact-group a,
  .footer-social ul li a {
    font-size: 1.1rem;
    font-weight: 300;
    line-height: 1.6;
    color: #000;
    text-decoration: none;
    display: block;
    transition: opacity 0.3s ease, transform 0.3s ease;
  }
  
  .contact-group a:hover,
  .footer-social ul li a:hover {
    opacity: 0.6;
    transform: translateY(-2px);
  }
  
  .footer-social ul {
    list-style: none;
  }
  
  @media (max-width: 768px) {
    .contact-grid {
      grid-template-columns: 1fr;
    }
  }