.page-header {
    padding: 4rem 5% 2rem;
    text-align: center;
    background: radial-gradient(ellipse at 30% 40%, #12121c 0%, var(--bg-deep) 100%);
    border-bottom: 1px solid var(--line);
  }

  .page-header h1 {
    font-size: clamp(2rem, 5vw, 3rem);
    background: linear-gradient(135deg, #fff, var(--neon-cyan));
    -webkit-background-clip: text;
    background-clip: text;
    color: transparent;
  }

  .contact-grid {
    max-width: 1000px;
    margin: 3rem auto;
    padding: 0 5%;
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 2rem;
  }

  .contact-card {
    background: var(--bg-card);
    border: 1px solid var(--line);
    border-radius: var(--radius);
    padding: 2rem;
  }

  .contact-card h2 {
    color: var(--neon-cyan);
    margin-bottom: 1.5rem;
    font-size: 1.4rem;
  }

  .contact-detail {
    margin: 1.5rem 0;
  }

  .contact-detail strong {
    color: var(--neon-mint);
    display: block;
    margin-bottom: 0.3rem;
  }

  .contact-detail a,
  .contact-detail span {
    color: var(--ink-light);
    text-decoration: none;
  }

  .contact-detail a:hover {
    color: var(--neon-cyan);
  }

  .form-group {
    margin-bottom: 1rem;
  }

  .form-group input,
  .form-group textarea {
    width: 100%;
    padding: 0.7rem 1rem;
    border-radius: var(--radius-sm);
    border: 1px solid var(--line);
    background: rgba(10, 10, 15, 0.8);
    color: #fff;
    font-family: inherit;
  }

  .form-group textarea {
    min-height: 100px;
    resize: vertical;
  }

  .submit-btn {
    background: linear-gradient(105deg, var(--neon-cyan), var(--neon-mint));
    color: #0a0a0f;
    border: none;
    padding: 0.85rem;
    border-radius: 999px;
    font-weight: 700;
    cursor: pointer;
    width: 100%;
  }

  .back-link {
    display: inline-block;
    margin: 2rem auto;
    text-align: center;
    color: var(--neon-cyan);
    text-decoration: none;
    border: 1px solid var(--neon-cyan);
    padding: 0.5rem 1.5rem;
    border-radius: 999px;
    width: fit-content;
  }

  @media (max-width: 700px) {
    .contact-grid {
      grid-template-columns: 1fr;
    }
  }