:root {
    --primary: #00463f;
    --accent: #c7a85b;
    --bg: #ffffff;
    --text: #333;
    --muted: #f8f9fa;
    --radius: 10px;
    --shadow: 0 4px 10px rgba(0,0,0,0.08);
  }
  
  * {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
  }
  
  body {
    color: var(--text);
    background-color: var(--bg);
    line-height: 1.6;
  }
  
  /* HERO */
  .hero {
    position: relative;
    text-align: center;
    overflow: hidden;
    color: white;
  }
  
  .hero-image {
    width: 100%;
    height: auto;
    aspect-ratio: 1600 / 903;
    object-fit: contain;
  }
  
  /* CTA SECTION */
  .cta-section {
    text-align: center;
    padding: 2rem 1.5rem;
    background: var(--bg);
  }
  
  .hero h1 {
    font-size: 2.5rem;
    font-weight: 700;
  }
  
  .hero p {
    font-size: 1.2rem;
    margin: 0.75rem 0 1.5rem;
    opacity: 0.9;
  }
  
  .btn-primary {
    display: inline-block;
    color: white;
    padding: 1rem 2.5rem;
    font-weight: 600;
    text-decoration: none;
    border-radius: var(--radius);
    box-shadow: var(--shadow);
    transition: all 0.25s ease;
    font-size: 1.1rem;
  }
  
  .btn-primary:hover {
    background: #b39349;
    transform: translateY(-2px);
  }
  
  /* MAIN */
  .container {
    max-width: 900px;
    margin: 2rem auto;
    padding: 0 1.5rem;
  }
  
  section {
    margin-bottom: 3rem;
  }
  
  h2 {
    color: var(--primary);
    font-size: 1.8rem;
    margin-bottom: 1rem;
    font-weight: 600;
  }
  
  p {
    margin-bottom: 1rem;
    font-size: 1rem;
  }
  
  ul.clean-list {
    list-style: none;
    padding-left: 1.2rem;
  }
  
  ul.clean-list li {
    position: relative;
    margin-bottom: 0.7rem;
  }
  
  ul.clean-list li::before {
    content: "•";
    position: absolute;
    left: -1.2rem;
    color: var(--accent);
    font-size: 1.4rem;
    line-height: 1;
  }
  
  /* AXES */
  .axes-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 1rem;
    margin-top: 1rem;
  }
  
  .axis {
    background: var(--muted);
    padding: 1.5rem;
    border-radius: var(--radius);
    box-shadow: var(--shadow);
    transition: transform 0.2s ease;
  }
  
  .axis:hover {
    transform: translateY(-3px);
  }
  
  .axis-transversal {
    grid-column: 1 / -1;
    background: #eff6f4;
  }
  
  /* CONTACTO */
  .registration-section {
    background: var(--muted);
    padding: 2.5rem 0;
    border-radius: var(--radius);
    box-shadow: var(--shadow);
  }
  
  .requirement-list {
    display: flex;
    flex-direction: column;
    gap: 2rem;
    margin-top: 1.5rem;
  }
  
  .requirement-item {
    display: flex;
    align-items: flex-start;
    gap: 1rem;
    background: white;
    padding: 1.5rem;
    border-radius: var(--radius);
    box-shadow: var(--shadow);
  }
  
  .req-icon {
    font-size: 1.8rem;
    color: var(--accent);
    flex-shrink: 0;
  }
  
  .requirement-item h3 {
    color: var(--primary);
    margin-bottom: 0.5rem;
    font-size: 1.2rem;
  }
  
  .requirement-item h4 {
    color: var(--primary);
    margin-bottom: 0.3rem;
    font-size: 1rem;
  }
  
  .requirement-item p {
    margin-bottom: 0.4rem;
    font-size: 0.95rem;
  }
  
  .contact-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(230px, 1fr));
    gap: 1.2rem;
    margin-top: 1rem;
  }
  
  .contact-grid a {
    color: var(--primary);
    font-weight: 600;
    text-decoration: none;
    transition: color 0.2s ease;
  }
  
  .contact-grid a:hover {
    color: var(--accent);
  }
  
  .contact-note {
    font-size: 0.9rem;
    color: #555;
    margin-top: 0.3rem;
  }
  
  @media (max-width: 600px) {
    .requirement-item {
      flex-direction: column;
      padding: 1.2rem;
    }
    .req-icon {
      font-size: 1.6rem;
    }
  }
  
  /* FOOTER */
  footer {
    background: var(--primary);
    color: white;
    text-align: center;
    padding: 2.5rem 1rem;
    margin-top: 4rem;
    font-size: 0.95rem;
  }
  
  /* RESPONSIVE */
  @media (max-width: 600px) {
    .hero h1 { font-size: 1.8rem; }
    .cta-section { padding: 1.5rem; }
    .btn-primary { padding: 0.8rem 2rem; font-size: 1rem; }
    .container { margin: 1.5rem auto; }
  }