:root {
    --verde: #1a5c2a;
    --verde-oscuro: #0f3a1a;
    --verde-claro: #2a7a3a;
    --dorado: #d4a017;
    --dorado-claro: #f0c040;
    --dorado-suave: #fdf3d0;
    --blanco: #ffffff;
    --gris: #f5f5f0;
    --texto: #1a1a1a;
  }
  *, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
  html { scroll-behavior: smooth; }
  body { font-family: 'DM Sans', sans-serif; color: var(--texto); background: var(--blanco); overflow-x: hidden; }
  [id] { scroll-margin-top: 88px; }
  .skip-link {
    position: fixed; top: 0; left: 1rem; z-index: 1000;
    padding: 0.75rem 1rem; background: var(--blanco); color: var(--verde-oscuro);
    font-weight: 700; transform: translateY(-120%); transition: transform 0.2s;
  }
  .skip-link:focus { transform: translateY(0); }
  a:focus-visible, button:focus-visible, input:focus-visible,
  select:focus-visible, textarea:focus-visible {
    outline: 3px solid var(--dorado-claro); outline-offset: 3px;
  }

  /* NAV */
  nav {
    position: fixed; top: 0; left: 0; right: 0; z-index: 100;
    background: rgba(15, 58, 26, 0.97);
    backdrop-filter: blur(10px);
    display: flex; align-items: center; justify-content: space-between;
    padding: 0.8rem 3rem;
    border-bottom: 2px solid var(--dorado);
  }
  .nav-logo { display: flex; align-items: center; gap: 0.7rem; }
  .nav-logo-circle {
    width: 48px; height: 48px; border-radius: 50%;
    background: var(--dorado);
    display: flex; align-items: center; justify-content: center;
    overflow: hidden;
    border: 2px solid var(--dorado-claro);
    box-shadow: 0 0 0 2px rgba(15,58,26,0.6);
    flex-shrink: 0;
  }
  .nav-logo-circle video {
    width: 100%; height: 100%;
    object-fit: cover;
    display: block;
  }
  .nav-logo-text { color: var(--blanco); font-weight: 600; font-size: 0.95rem; line-height: 1.2; }
  .nav-logo-text span { display: block; color: var(--dorado-claro); font-size: 0.75rem; font-weight: 400; }
  .nav-links { display: flex; gap: 2rem; list-style: none; }
  .nav-links a { color: rgba(255,255,255,0.8); text-decoration: none; font-size: 0.9rem; font-weight: 500; transition: color 0.2s; }
  .nav-links a:hover { color: var(--dorado-claro); }
  .menu-toggle {
    display: none; border: 1px solid var(--dorado); border-radius: 4px;
    background: transparent; color: var(--blanco); padding: 0.5rem 0.7rem;
    font: inherit; font-weight: 600; cursor: pointer;
  }
  .nav-cta {
    background: var(--dorado); color: var(--verde-oscuro);
    padding: 0.55rem 1.4rem; border-radius: 4px;
    font-weight: 700; text-decoration: none; font-size: 0.9rem;
    transition: background 0.2s, transform 0.2s;
  }
  .nav-cta:hover { background: var(--dorado-claro); transform: translateY(-1px); }

  /* HERO */
  .hero {
    min-height: 100vh;
    background: linear-gradient(135deg, var(--verde-oscuro) 0%, var(--verde) 60%, #1e6b2e 100%);
    display: flex; align-items: center;
    position: relative; overflow: hidden;
    padding: 7rem 3rem 4rem;
  }
  .hero::before {
    content: '';
    position: absolute; inset: 0;
    background: url("data:image/svg+xml,%3Csvg width='60' height='60' viewBox='0 0 60 60' xmlns='http://www.w3.org/2000/svg'%3E%3Cg fill='none' fill-rule='evenodd'%3E%3Cg fill='%23d4a017' fill-opacity='0.05'%3E%3Cpath d='M36 34v-4h-2v4h-4v2h4v4h2v-4h4v-2h-4zm0-30V0h-2v4h-4v2h4v4h2V6h4V4h-4zM6 34v-4H4v4H0v2h4v4h2v-4h4v-2H6zM6 4V0H4v4H0v2h4v4h2V6h4V4H6z'/%3E%3C/g%3E%3C/g%3E%3C/svg%3E");
  }
  .hero-content { position: relative; z-index: 2; max-width: 650px; }
  .hero-badge {
    display: inline-block;
    background: rgba(212, 160, 23, 0.15);
    border: 1px solid var(--dorado);
    color: var(--dorado-claro);
    padding: 0.4rem 1rem; border-radius: 20px;
    font-size: 0.8rem; font-weight: 600; letter-spacing: 1.5px;
    text-transform: uppercase; margin-bottom: 1.5rem;
    animation: fadeUp 0.6s ease both;
  }
  .hero h1 {
    font-family: 'Playfair Display', serif;
    font-size: clamp(2.5rem, 5vw, 4rem);
    color: var(--blanco); line-height: 1.1; margin-bottom: 1.2rem;
    animation: fadeUp 0.6s 0.1s ease both;
  }
  .hero h1 em { color: var(--dorado-claro); font-style: normal; }
  .hero p {
    color: rgba(255,255,255,0.82); font-size: 1.15rem; line-height: 1.7;
    margin-bottom: 2rem; font-weight: 300;
    animation: fadeUp 0.6s 0.2s ease both;
  }
  .hero-btns { display: flex; gap: 1rem; flex-wrap: wrap; animation: fadeUp 0.6s 0.3s ease both; }
  .btn-primary {
    background: var(--dorado); color: var(--verde-oscuro);
    padding: 0.9rem 2rem; border-radius: 5px;
    font-weight: 700; font-size: 1rem; text-decoration: none;
    transition: all 0.2s; box-shadow: 0 4px 20px rgba(212,160,23,0.4);
  }
  .btn-primary:hover { background: var(--dorado-claro); transform: translateY(-2px); box-shadow: 0 8px 30px rgba(212,160,23,0.5); }
  .btn-secondary {
    background: transparent; color: var(--blanco);
    padding: 0.9rem 2rem; border-radius: 5px;
    font-weight: 600; font-size: 1rem; text-decoration: none;
    border: 2px solid rgba(255,255,255,0.4);
    transition: all 0.2s;
  }
  .btn-secondary:hover { border-color: var(--blanco); background: rgba(255,255,255,0.08); }

  .hero-visual {
    position: absolute; right: 4rem; top: 50%; transform: translateY(-50%);
    width: 340px; animation: floatIn 1s 0.4s ease both;
  }
  .hero-card {
    background: rgba(255,255,255,0.08);
    border: 1px solid rgba(212,160,23,0.3);
    backdrop-filter: blur(10px);
    border-radius: 16px; padding: 2rem;
    color: var(--blanco);
  }
  .hero-card-icon { font-size: 2.5rem; margin-bottom: 1rem; }
  .hero-card h3 { font-family: 'Playfair Display', serif; font-size: 1.3rem; margin-bottom: 0.5rem; }
  .hero-card p { font-size: 0.9rem; color: rgba(255,255,255,0.7); line-height: 1.6; }
  .hero-card-tag {
    display: inline-block; margin-top: 1rem;
    background: var(--dorado); color: var(--verde-oscuro);
    padding: 0.25rem 0.8rem; border-radius: 20px;
    font-size: 0.75rem; font-weight: 700;
  }
  .hero-card2 { margin-top: 1rem; }

  /* STATS BAR */
  .stats-bar {
    background: var(--dorado);
    padding: 1.5rem 3rem;
    display: flex; justify-content: center; gap: 4rem; flex-wrap: wrap;
  }
  .stat-item { text-align: center; }
  .stat-item .num {
    font-family: 'Playfair Display', serif;
    font-size: 2rem; font-weight: 900; color: var(--verde-oscuro); display: block;
  }
  .stat-item .lbl { font-size: 0.8rem; font-weight: 600; color: var(--verde-oscuro); opacity: 0.75; text-transform: uppercase; letter-spacing: 1px; }

  /* SERVICIOS */
  .section { padding: 5rem 3rem; }
  .section-label {
    text-align: center; text-transform: uppercase;
    letter-spacing: 2px; font-size: 0.8rem; font-weight: 600;
    color: var(--dorado); margin-bottom: 0.5rem;
  }
  .section-title {
    font-family: 'Playfair Display', serif;
    font-size: clamp(2rem, 4vw, 2.8rem);
    text-align: center; color: var(--verde-oscuro);
    margin-bottom: 1rem; line-height: 1.2;
  }
  .section-sub { text-align: center; color: #555; max-width: 560px; margin: 0 auto 3.5rem; line-height: 1.7; }

  .servicios-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(300px, 1fr)); gap: 2rem; max-width: 900px; margin: 0 auto; }
  .servicio-card {
    border-radius: 12px; overflow: hidden;
    box-shadow: 0 4px 30px rgba(0,0,0,0.1);
    transition: transform 0.3s, box-shadow 0.3s;
  }
  .servicio-card:hover { transform: translateY(-6px); box-shadow: 0 12px 40px rgba(0,0,0,0.15); }
  .servicio-header {
    background: var(--verde);
    padding: 2.5rem 2rem 2rem;
    color: var(--blanco); position: relative;
  }
  .servicio-header.grabada { background: var(--verde-oscuro); }
  .servicio-icon { font-size: 3rem; margin-bottom: 1rem; }
  .servicio-badge {
    position: absolute; top: 1rem; right: 1rem;
    background: var(--dorado); color: var(--verde-oscuro);
    font-size: 0.7rem; font-weight: 700; padding: 0.2rem 0.7rem;
    border-radius: 20px; text-transform: uppercase;
  }
  .servicio-header h3 {
    font-family: 'Playfair Display', serif;
    font-size: 1.5rem; margin-bottom: 0.5rem;
  }
  .servicio-header p { font-size: 0.9rem; color: rgba(255,255,255,0.8); line-height: 1.6; }
  .servicio-body { background: var(--blanco); padding: 1.5rem 2rem; }
  .servicio-features { list-style: none; }
  .servicio-features li {
    padding: 0.5rem 0; border-bottom: 1px solid #f0f0f0;
    font-size: 0.9rem; color: #444; display: flex; align-items: center; gap: 0.6rem;
  }
  .servicio-features li:last-child { border-bottom: none; }
  .servicio-features li::before { content: '✓'; color: var(--verde); font-weight: 700; }
  .servicio-cta {
    display: block; text-align: center; margin-top: 1.2rem;
    background: var(--verde); color: var(--blanco);
    padding: 0.75rem; border-radius: 6px;
    font-weight: 600; font-size: 0.9rem; text-decoration: none;
    transition: background 0.2s;
  }
  .servicio-cta:hover { background: var(--verde-claro); }

  /* PLANES - grupos */
  .planes-group { max-width: 1000px; margin: 0 auto 3.5rem; }
  .planes-group:last-child { margin-bottom: 0; }
  .planes-group-title {
    font-family: 'Playfair Display', serif;
    font-size: 1.4rem; color: var(--verde-oscuro);
    text-align: center; margin-bottom: 1.8rem;
    padding-bottom: 0.8rem; border-bottom: 2px solid var(--dorado-suave);
  }
  .planes-group-title-big { font-size: 1.25em; }
  .planes-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(320px, 1fr)); gap: 2rem; }
  .servicio-meta {
    list-style: none; margin-top: 1.2rem; padding-top: 1.2rem;
    border-top: 1px dashed #ddd; font-size: 0.85rem; color: #666;
  }
  .servicio-meta li { padding: 0.2rem 0; }
  .servicio-meta li strong { color: var(--verde-oscuro); }
  .planes-aclaracion {
    text-align: center; color: #777; font-size: 0.85rem;
    font-style: italic; margin-top: 2rem;
  }
  .seo-content {
    max-width: 900px; margin: 0 auto; padding: 0 3rem 5rem;
    display: grid; grid-template-columns: repeat(auto-fit, minmax(240px, 1fr)); gap: 1.5rem;
  }
  .seo-content article { background: var(--gris); border-left: 4px solid var(--dorado); padding: 1.5rem; }
  .seo-content h2 { font-family: 'Playfair Display', serif; color: var(--verde-oscuro); font-size: 1.35rem; margin-bottom: 0.6rem; }
  .seo-content p { color: #4a4a4a; line-height: 1.7; }
  .seo-content a { color: var(--verde); font-weight: 700; }

  /* PRÓXIMAMENTE */
  .pronto-section { background: var(--gris); padding: 4rem 3rem; text-align: center; }
  .pronto-box {
    max-width: 600px; margin: 2rem auto 0;
    border: 2px dashed var(--dorado);
    border-radius: 12px; padding: 2.5rem;
    background: var(--dorado-suave);
  }
  .pronto-box .icon { font-size: 3rem; margin-bottom: 1rem; }
  .pronto-box h3 { font-family: 'Playfair Display', serif; font-size: 1.6rem; color: var(--verde-oscuro); margin-bottom: 0.7rem; }
  .pronto-box p { color: #555; line-height: 1.7; font-size: 0.95rem; }
  .pronto-tags { display: flex; gap: 0.7rem; flex-wrap: wrap; justify-content: center; margin-top: 1.2rem; }
  .pronto-tag {
    background: var(--verde); color: var(--blanco);
    padding: 0.35rem 1rem; border-radius: 20px;
    font-size: 0.8rem; font-weight: 600;
  }

  /* REDES */
  .redes-section { background: var(--verde-oscuro); padding: 4rem 3rem; }
  .redes-grid { display: flex; justify-content: center; gap: 2rem; flex-wrap: wrap; margin-top: 2.5rem; }
  .red-card {
    background: rgba(255,255,255,0.08);
    border: 1px solid rgba(212,160,23,0.3);
    border-radius: 12px; padding: 1.8rem 2.5rem;
    text-align: center; text-decoration: none;
    transition: all 0.25s; min-width: 160px;
    color: var(--blanco);
  }
  .red-card:hover { background: rgba(212,160,23,0.15); border-color: var(--dorado); transform: translateY(-4px); }
  .red-card .red-icon { width: 42px; height: 42px; margin: 0 auto 0.7rem; display: flex; align-items: center; justify-content: center; }
  .red-card .red-icon svg { width: 100%; height: 100%; }
  .red-card span { font-size: 0.9rem; font-weight: 600; display: block; }
  .red-card small { color: rgba(255,255,255,0.6); font-size: 0.78rem; }

  /* CONTACTO */
  .contacto-section { padding: 5rem 3rem; max-width: 700px; margin: 0 auto; text-align: center; }
  .contacto-form { margin-top: 2rem; display: flex; flex-direction: column; gap: 1rem; text-align: left; }
  .form-group { display: flex; flex-direction: column; gap: 0.4rem; }
  .form-group label { font-size: 0.85rem; font-weight: 600; color: var(--verde-oscuro); }
  .form-group input, .form-group select, .form-group textarea {
    border: 2px solid #e0e0e0; border-radius: 6px;
    padding: 0.75rem 1rem; font-family: 'DM Sans', sans-serif;
    font-size: 0.95rem; transition: border-color 0.2s; outline: none;
  }
  .form-group input:focus, .form-group select:focus, .form-group textarea:focus {
    border-color: var(--verde);
  }
  .form-row { display: grid; grid-template-columns: 1fr 1fr; gap: 1rem; }
  .btn-submit {
    background: var(--verde); color: var(--blanco);
    border: none; border-radius: 6px;
    padding: 1rem 2rem; font-size: 1rem; font-weight: 700;
    cursor: pointer; transition: all 0.2s; font-family: 'DM Sans', sans-serif;
    box-shadow: 0 4px 15px rgba(26,92,42,0.3);
  }
  .btn-submit:hover { background: var(--verde-claro); transform: translateY(-2px); }
  .form-btns { display: flex; gap: 1rem; flex-wrap: wrap; }
  .form-btns .btn-submit { flex: 1; min-width: 200px; }

  /* WHATSAPP FLOTANTE */
  .whatsapp-float {
    position: fixed; bottom: 24px; right: 24px; z-index: 999;
    width: 60px; height: 60px; border-radius: 50%;
    background: #25D366;
    display: flex; align-items: center; justify-content: center;
    box-shadow: 0 4px 16px rgba(0,0,0,0.3);
    text-decoration: none;
    transition: transform 0.2s, box-shadow 0.2s;
    animation: whatsappPop 0.5s 1s ease both;
  }
  .whatsapp-float:hover { transform: scale(1.08); box-shadow: 0 6px 22px rgba(0,0,0,0.4); }
  .whatsapp-float svg { width: 32px; height: 32px; }
  @keyframes whatsappPop { from { opacity: 0; transform: scale(0); } to { opacity: 1; transform: scale(1); } }
  @media (max-width: 900px) {
    .whatsapp-float { bottom: 18px; right: 18px; width: 54px; height: 54px; }
    .whatsapp-float svg { width: 28px; height: 28px; }
  }

  /* BOTÓN FLOTANTE CAMPUS VIRTUAL */
  .campus-float {
    position: fixed; bottom: 24px; left: 24px; z-index: 999;
    width: 110px; height: 110px; border-radius: 50%;
    display: flex; align-items: center; justify-content: center;
    text-decoration: none;
    box-shadow: 0 4px 20px rgba(0,0,0,0.35), 0 0 0 3px var(--dorado);
    transition: transform 0.25s, box-shadow 0.25s;
    animation: whatsappPop 0.5s 1.1s ease both, campusPulse 2.8s 2s ease-in-out infinite;
    overflow: hidden;
  }
  .campus-float img { width: 100%; height: 100%; object-fit: cover; display: block; }
  .campus-float:hover { transform: scale(1.08); box-shadow: 0 6px 28px rgba(0,0,0,0.45), 0 0 0 3px var(--dorado-claro); animation-play-state: paused; }
  @keyframes campusPulse {
    0%, 100% { box-shadow: 0 4px 20px rgba(0,0,0,0.35), 0 0 0 3px var(--dorado); }
    50% { box-shadow: 0 4px 24px rgba(0,0,0,0.4), 0 0 0 8px rgba(212,160,23,0.25); }
  }
  @media (max-width: 900px) {
    .campus-float { bottom: 18px; left: 18px; width: 84px; height: 84px; }
  }

  /* FOOTER */
  footer {
    background: #060f09; color: rgba(255,255,255,0.6);
    padding: 2rem 3rem; text-align: center; font-size: 0.85rem;
    border-top: 2px solid var(--dorado);
  }
  footer strong { color: var(--dorado-claro); }

  /* ANIMATIONS */
  @keyframes fadeUp { from { opacity: 0; transform: translateY(24px); } to { opacity: 1; transform: translateY(0); } }
  @keyframes floatIn { from { opacity: 0; transform: translateY(-50%) translateX(40px); } to { opacity: 1; transform: translateY(-50%) translateX(0); } }

  /* MOBILE */
  @media (max-width: 900px) {
    .hero-visual { display: none; }
    nav { padding: 0.8rem 1.5rem; }
    .menu-toggle { display: block; order: 2; }
    .nav-cta { display: none; }
    .nav-links {
      display: none; position: absolute; top: 100%; left: 0; right: 0;
      flex-direction: column; gap: 0; padding: 0.5rem 1.5rem 1rem;
      background: var(--verde-oscuro); border-bottom: 2px solid var(--dorado);
    }
    .nav-links.is-open { display: flex; }
    .nav-links a { display: block; padding: 0.75rem 0; }
    .hero { padding: 7rem 1.5rem 4rem; }
    .section { padding: 4rem 1.5rem; }
    .stats-bar { gap: 2rem; padding: 1.5rem 1rem; }
    .form-row { grid-template-columns: 1fr; }
    .redes-section { padding: 4rem 1.5rem; }
    .pronto-section { padding: 4rem 1.5rem; }
    .contacto-section { padding: 4rem 1.5rem; }
    footer { padding: 2rem 1.5rem; }
    .seo-content { padding: 0 1.5rem 4rem; }
  }

  @media (prefers-reduced-motion: reduce) {
    html { scroll-behavior: auto; }
    *, *::before, *::after { animation-duration: 0.01ms !important; animation-iteration-count: 1 !important; transition-duration: 0.01ms !important; }
  }


/* SEO: enlaces internos con apariencia idéntica al título original */
.seo-plan-link { color: inherit; text-decoration: none; font: inherit; }
.seo-plan-link:visited { color: inherit; }