:root {
      --azul-institucional: #002147;
      --azul-acento: #0066cc;
      --gris-fondo: #f5f7fa;
      --gris-texto: #444;
    }

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

    html, body {
      width: 100%;
      overflow-x: hidden;
    }

    body {
      font-family: 'Inter', sans-serif;
      background-color: var(--gris-fondo);
      color: var(--gris-texto);
      line-height: 1.6;
    }

    main {
      display: flex;
      flex-wrap: wrap;
      width: 100%;
      max-width: 1200px;
      margin: 60px auto;
      background-color: #fff;
      box-shadow: 0 8px 20px rgba(0,0,0,0.06);
      border-radius: 12px;
      overflow: hidden;
    }

    .columna-izquierda {
      flex: 1;
      min-width: 300px;
      background-color: #eaf0f6;
      padding: 40px 30px;
      display: flex;
      flex-direction: column;
      align-items: center;
      justify-content: center;
      position: relative;
      overflow: hidden;
    }

    .marca-fondo {
      position: absolute;
      top: 50%;
      left: 50px;
      transform: translateY(-50%);
      writing-mode: vertical-lr;
      text-orientation: upright;
      font-weight: 800;
      color: rgba(0, 33, 71, 0.06);
      letter-spacing: 5px;
      z-index: 0;
      pointer-events: none;
      text-align: center;
    }

    .marca-fondo .tecnologico {
      font-size: 3.5rem;
      display: block;
    }

    .marca-fondo .inan {
      font-size: 10.5rem;
      display: block;
      margin-top: 15px;
    }

    

    .descripcion-breve {
      font-size: 0.95rem;
      text-align: justify;
      color: #333;
      max-width: 100%;
      padding: 0 10px;
      z-index: 1;
    }

    .columna-derecha {
      flex: 2;
      min-width: 300px;
      padding: 50px;
      box-sizing: border-box;
      word-wrap: break-word;
    }

    .columna-derecha h2 {
      font-size: 1.7rem;
      color: var(--azul-institucional);
      border-bottom: 2px solid var(--azul-acento);
      padding-bottom: 10px;
      margin-bottom: 25px;
    }

    .accordion-item {
      margin-bottom: 16px;
    }

    .accordion-btn {
      background: none;
      border: none;
      display: flex;
      justify-content: space-between;
      align-items: center;
      width: 100%;
      font-size: 1rem;
      font-weight: 600;
      color: var(--azul-institucional);
      padding: 10px 0;
      cursor: pointer;
      outline: none;
    }

    .accordion-btn::after {
      content: '+';
      font-size: 1.2rem;
      color: var(--azul-acento);
      transition: transform 0.3s;
    }

    .accordion-btn.active::after {
      content: '–';
      transform: rotate(180deg);
    }

    .accordion-content {
      max-height: 0;
      overflow: hidden;
      transition: max-height 0.3s ease;
    }

    .accordion-content ul {
      padding-left: 20px;
      margin-bottom: 10px;
    }

    .columna-derecha p,
    .columna-derecha ul,
    .columna-derecha ul li,
    .accordion-content {
      text-align: justify;
    }

    .contacto {
      background-color: #f0f4f8;
      padding: 20px;
      border-left: 4px solid var(--azul-acento);
      font-weight: 500;
      margin-top: 30px;
      color: #003366;
      font-size: 0.95rem;
    }

    @media (max-width: 768px) {
      main {
        flex-direction: column;
        margin: 0;
      }

      .columna-izquierda {
        padding: 0;
        width: 100%;
      }

      .descripcion-breve {
        padding: 15px;
        font-size: 0.92rem;
      }

      .columna-derecha {
        padding: 30px 20px;
      }

      .marca-fondo {
        left: 10px;
      }

      .marca-fondo .tecnologico {
        font-size: 2rem;
      }

      .marca-fondo .inan {
        font-size: 6rem;
      }
    }