/* Base styles and CSS Custom Properties */
:root {
    --primary-color: #002147;
    --secondary-color: #ff9900;
    --text-color: #333333;
    --bg-color: #ffffff;
    --card-bg: #f4f8fb;
    --header-height: 80px;
    --logo-size: 80px;
    --container-padding: 20px;
    --font-size-base: 16px;
    --font-size-h1: 2.5rem;
    --font-size-h2: 2rem;
    --font-size-h3: 1.5rem;
    --line-height-base: 1.5;
    --transition-speed: 0.3s;
  }
  
  /* Fluid Typography */
  html {
    font-size: clamp(var(--font-size-base), 1vw + 0.5rem, 24px);
  }
  
  /* Base Styles */
  * {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
  }
  
  body {
    font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
    color: var(--text-color);
    background-color: var(--bg-color);
    line-height: var(--line-height-base);
  }
  
  .container {
    width: 100%;
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 var(--container-padding);
  }
  
  /* Image Styles */
  img {
    max-width: 100%;
    height: auto;
    display: block;
  }
  
  /* Logo Styles */
  .logo {
    width: var(--logo-size);
    height: auto;
    max-width: 180px;
  }
  
  /* Icon Styles */
  .icon {
    width: 2rem;
    height: 2rem;
    fill: none;
    stroke: currentColor;
  }
  
  /* Header Styles */
  .header {
    background-color: var(--primary-color);
    height: var(--header-height);
    position: sticky;
    top: 0;
    z-index: 1000;
    box-shadow: 0 2px 5px rgba(0,0,0,0.1);
  }
  
  .header .container {
    display: flex;
    justify-content: space-between;
    align-items: center;
    height: 100%;
  }
  
  /* Navigation Styles */
  .nav-menu ul {
    display: flex;
    list-style: none;
  }
  
  .nav-menu li {
    margin-left: 20px;
  }
  
  .nav-menu a {
    color: var(--bg-color);
    text-decoration: none;
    font-weight: 600;
    transition: color var(--transition-speed);
  }
  
  .nav-menu a:hover,
  .nav-menu a:focus {
    color: var(--secondary-color);
  }
  
  /* Hamburger Menu Styles */
  .hamburger-menu {
    display: none;
    background: none;
    border: none;
    cursor: pointer;
    padding: 0;
    margin: 0;
  }
  
  .hamburger-menu span {
    display: block;
    width: 25px;
    height: 3px;
    margin: 5px 0;
    background-color: var(--bg-color);
    transition: transform 0.3s ease;
  }
  
  /* Hero Section */
  .hero-section {
    background: url('imagenes/banner.png') no-repeat center center/cover;
    color: var(--bg-color);
    text-align: center;
    padding: 100px 0;
    position: relative;
  }
  
  .hero-section::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background-color: rgba(0, 33, 71, 0.7);
  }
  
  .hero-section .container {
    position: relative;
    z-index: 1;
  }
  
  .hero-section h1 {
    font-size: var(--font-size-h1);
    margin-bottom: 20px;
  }
  
  /* Section Styles */
  .section {
    padding: 80px 0;
  }
  
  .section h2 {
    font-size: var(--font-size-h2);
    color: var(--primary-color);
    margin-bottom: 40px;
    text-align: center;
  }
  
  /* Grid and Card Styles */
  .grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 30px;
  }
  
  .card {
    background-color: var(--card-bg);
    padding: 30px;
    border-radius: 8px;
    box-shadow: 0 4px 6px rgba(0,0,0,0.1);
    transition: transform var(--transition-speed);
    text-align: center;
  }
  
  .card:hover {
    transform: translateY(-5px);
  }
  
  .card h3 {
    font-size: var(--font-size-h3);
    color: var(--secondary-color);
    margin-bottom: 15px;
    text-align: center;
  }
  
  .card p {
    text-align: center;
  }
  
  /* Timeline Styles */
  .timeline {
    position: relative;
    max-width: 800px;
    margin: 0 auto;
  }
  
  .timeline::after {
    content: '';
    position: absolute;
    width: 6px;
    background-color: var(--secondary-color);
    top: 0;
    bottom: 0;
    left: 50%;
    margin-left: -3px;
  }
  
  .timeline-item {
    padding: 10px 40px;
    position: relative;
    background-color: inherit;
    width: 50%;
  }
  
  .timeline-icon {
    position: absolute;
    width: 40px;
    height: 40px;
    right: -20px;
    background-color: var(--bg-color);
    border: 4px solid var(--secondary-color);
    top: 15px;
    border-radius: 50%;
    z-index: 1;
    display: flex;
    align-items: center;
    justify-content: center;
  }
  
  .timeline-content {
    padding: 20px 30px;
    background-color: var(--bg-color);
    position: relative;
    border-radius: 6px;
    box-shadow: 0 2px 5px rgba(0,0,0,0.1);
  }
  
  /* Button Styles */
  .button {
    display: inline-block;
    background-color: var(--secondary-color);
    color: var(--bg-color);
    padding: 12px 24px;
    text-decoration: none;
    border-radius: 4px;
    font-weight: bold;
    transition: background-color var(--transition-speed);
    border: none;
    cursor: pointer;
  }
  
  .button:hover,
  .button:focus {
    background-color: #e58300;
  }
  
  /* Form Styles */
  form {
    max-width: 600px;
    margin: 0 auto;
  }
  
  form label {
    display: block;
    margin-bottom: 5px;
  }
  
  form input,
  form textarea {
    width: 100%;
    padding: 10px;
    margin-bottom: 20px;
    border: 1px solid #ccc;
    border-radius: 4px;
  }
  
  form textarea {
    height: 150px;
  }
  
  /* Footer Styles */
  .footer {
    background-color: var(--primary-color);
    color: var(--bg-color);
    text-align: center;
    padding: 20px 0;
    font-size: 0.9rem;
  }
  
  /* Fundador Image Styles */
  .fundador-img {
    max-width: 300px;
    margin: 0 auto 20px;
    border-radius: 8px;
    box-shadow: 0 4px 6px rgba(0,0,0,0.1);
  }
  
  /* Contact Info Styles */
  .contact-info {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 30px;
    margin-bottom: 30px;
  }
  
  .info-item {
    text-align: center;
    padding: 20px;
    background: var(--card-bg);
    border-radius: 8px;
    box-shadow: 0 4px 6px rgba(0,0,0,0.1);
  }
  
  .info-item .icon {
    width: 40px;
    height: 40px;
    fill: var(--secondary-color);
    margin-bottom: 15px;
  }
  
  .info-item h3 {
    font-size: var(--font-size-h3);
    color: var(--primary-color);
    margin-bottom: 10px;
  }
  
  /* Aquí se agrega la propiedad para permitir que textos largos (correo) se quiebren en varias líneas */
  .info-item p {
    color: var(--text-color);
    line-height: 1.6;
    overflow-wrap: break-word;
  }
  
  /* Text justification for specific paragraphs */
  #fundador p {
    text-align: justify;
  }
  
  .proposal-description {
    text-align: justify;
  }
  
  /* Responsive Design */
  @media screen and (max-width: 1024px) {
    :root {
      --header-height: 70px;
      --logo-size: 70px;
      --container-padding: 15px;
    }
  
    .grid {
      grid-template-columns: repeat(2, 1fr);
    }
  }
  
  @media screen and (max-width: 768px) {
    :root {
      --header-height: 60px;
      --logo-size: 60px;
      --font-size-h1: 2rem;
      --font-size-h2: 1.75rem;
      --font-size-h3: 1.25rem;
    }
  
    .nav-menu ul {
      display: none;
      flex-direction: column;
      position: absolute;
      top: var(--header-height);
      left: 0;
      right: 0;
      background-color: var(--primary-color);
      padding: 20px;
    }
  
    .nav-menu ul.active {
      display: flex;
    }
  
    .nav-menu li {
      margin: 10px 0;
    }
  
    .hamburger-menu {
      display: block;
    }
  
    .grid {
      grid-template-columns: 1fr;
    }
  
    .hero-section {
      padding: 60px 0;
    }
  
    .section {
      padding: 60px 0;
    }
  
    .timeline::after {
      left: 31px;
    }
  
    .timeline-item {
      width: 100%;
      padding-left: 70px;
      padding-right: 25px;
    }
  
    .timeline-icon {
      left: 11px;
    }
  }
  
  @media screen and (max-width: 480px) {
    :root {
      --container-padding: 10px;
      --font-size-h1: 1.75rem;
      --font-size-h2: 1.5rem;
      --font-size-h3: 1.25rem;
      --logo-size: 50px;
    }
  
    .button {
      display: block;
      width: 100%;
      text-align: center;
    }
  }
  
  /* Print Styles */
  @media print {
    .header, .footer, .button {
      display: none;
    }
  
    body {
      font-size: 12pt;
      line-height: 1.4;
    }
  
    a[href]::after {
      content: " (" attr(href) ")";
    }
  }
  
  /* High Contrast Mode */
  @media (prefers-contrast: high) {
    :root {
      --primary-color: #000000;
      --secondary-color: #ffffff;
      --text-color: #000000;
      --bg-color: #ffffff;
      --card-bg: #f0f0f0;
    }
  
    .button, .card {
      border: 2px solid #000000;
    }
  }
  
  /* Reduced Motion */
  @media (prefers-reduced-motion: reduce) {
    * {
      animation: none !important;
      transition: none !important;
    }
  }