:root{
      --bg:#0f1115;          /* carbón */
      --bg-2:#161a20;        /* grafito */
      --text:#e5e7eb;        /* gris claro */
      --muted:#9ca3af;       /* gris medio */
      --accent:#ff0000;      /* rojo */
      --accent-2:#cc0000;    /* rojo oscuro */
      --ok:#22c55e;
      --danger:#ef4444;
      --radius:14px;
      --shadow:0 10px 30px rgba(0,0,0,.35);
      --shadow-soft:0 8px 20px rgba(0,0,0,.25);
      --border:1px solid rgba(255,255,255,.06);
      --focus:0 0 0 3px rgba(249,115,22,.35);
    }

    /* Reset moderno y tipografía */
    *,*::before,*::after{box-sizing:border-box}
    html,body{height:100%}
    body{margin:0;background:var(--bg);color:var(--text);}
    img{display:block;max-width:100%;height:auto}
    a{color:inherit;text-decoration:none}
    button{font:inherit;color:inherit}
    section{scroll-margin-top:84px}
    .container{width:min(1200px,92vw);margin-inline:auto}
    .grid{display:grid;gap:24px}
    .btn{display:inline-grid;place-items:center;padding:12px 18px;border-radius:999px;background:#ff0000;color:#0b0d11;border:0;font-weight:700;letter-spacing:.2px;transition:.25s transform,.25s opacity,.25s filter;box-shadow:var(--shadow-soft)}
    .btn:hover{transform:translateY(-2px)}
    .btn:active{transform:translateY(-1px) scale(.98)}
    .btn.secondary{background:transparent;color:var(--text);border:var(--border)}
    .badge{display:inline-flex;align-items:center;gap:8px;border:var(--border);border-radius:999px;padding:6px 10px;color:var(--muted);font-size:.85rem}

    /* Navbar */
    header.nav{position:fixed;inset:0 0 auto 0;height:72px;display:flex;align-items:center;z-index:50;transition:.3s background,.3s border-color}
    header.nav .inner{display:flex;align-items:center;justify-content:space-between}
    header.nav.transp{background:linear-gradient(180deg,rgba(15,17,21,.75),rgba(15,17,21,.0));backdrop-filter:saturate(130%) blur(6px);border-bottom:1px solid transparent}
    header.nav.solid{background:rgba(22,26,32,.95);backdrop-filter:saturate(130%) blur(8px);border-bottom:1px solid rgba(255,255,255,.06)}
    .brand{display:flex;align-items:center;gap:10px;font-weight:800;letter-spacing:.4px}
    .brand .dot{width:10px;height:10px;border-radius:50%;background:linear-gradient(135deg,var(--accent),var(--accent-2));box-shadow:0 0 0 4px rgba(249,115,22,.18)}
    nav.primary{display:flex;gap:20px}
    nav.primary a{opacity:.9;padding:10px 12px;border-radius:10px}
    nav.primary a.active,nav.primary a:hover{opacity:1;background:rgba(255,255,255,.04)}
    .menu-btn{display:none;place-items:center;width:40px;height:40px;border-radius:10px;background:rgba(255,255,255,.06);border:var(--border)}

    /* Off-canvas */
    .drawer{position:fixed;inset:0;z-index:60;pointer-events:none}
    .drawer .overlay{position:absolute;inset:0;background:rgba(0,0,0,.5);opacity:0;transition:.3s}
    .drawer .panel{position:absolute;inset:0 0 0 auto;width:min(86vw,360px);background:var(--bg-2);border-left:var(--border);transform:translateX(100%);transition:.35s;display:flex;flex-direction:column}
    .drawer.open{pointer-events:auto}
    .drawer.open .overlay{opacity:1}
    .drawer.open .panel{transform:none}
    .drawer .panel a{padding:18px 22px;border-bottom:var(--border)}

    /* Hero */
    .hero{position:relative;min-height:88vh;display:grid;place-items:center;text-align:center}
    .hero .media{position:absolute;inset:0;overflow:hidden}
    .hero .media video,.hero .media img{width:100%;height:100%;object-fit:cover;filter:grayscale(.15) contrast(1.05)}
    .hero::after{content:"";position:absolute;inset:0;background:radial-gradient(1200px 700px at 50% 30%,rgba(0,0,0,.0),rgba(0,0,0,.66) 65%,rgba(0,0,0,.9))}
    .hero .content{position:relative;z-index:1;padding:120px 0 64px}
    .hero h1{
      margin:0 0 1rem;
      font-size:4rem;
      line-height:1.1;
      font-family: 'Montserrat', sans-serif;
      font-weight: 800;
      text-transform: uppercase;
      letter-spacing: -0.02em;
    }
    .hero p{margin:18px auto 28px;max-width:720px;color:var(--muted)}

    /* Estilos de títulos personalizados */
    #title-stencil {
      font-family: 'Montserrat', sans-serif !important;

      color: #ffffff !important;
      
      letter-spacing: 0.05em;
    }
    
    #title-tactical {
      font-family: 'Rajdhani', sans-serif !important;
      font-weight: 600;
      color: #ffffff !important;
      text-transform: uppercase;
      letter-spacing: 0.1em;
      border: 3px solid #ff0000;
      padding: 0.5rem 1rem;
      background: rgba(0,0,0,0.5);
    }
    
    #title-professional {
      font-family: 'Teko', sans-serif !important;
      font-weight: 600;
      background: linear-gradient(135deg, #ffffff 0%, #cccccc 100%);
      -webkit-background-clip: text;
      background-clip: text;
      -webkit-text-fill-color: transparent;
      text-transform: uppercase;
      letter-spacing: 0.05em;
      font-size: 4.5rem;
    }
    
    #title-digital {
      font-family: 'Montserrat', system-ui !important;
      color: #ffffff !important;
      letter-spacing: 0.02em;
      position: relative;
      padding-left: 0.5rem;
    }
    

    .cta-row{display:flex;gap:14px;justify-content:center;flex-wrap:wrap}

    /* Sección cursos */
    .section{padding:72px 0}
    .section h2{margin:0 0 10px;font-size:clamp(1.4rem,2.6vw,2rem)}
    .section p.lead{margin:0 0 28px;color:var(--muted)}

    .cards{grid-template-columns:repeat(12,1fr)}
    .card{grid-column:span 12;background:linear-gradient(180deg,rgba(255,255,255,.03),rgba(255,255,255,.01));border:var(--border);border-radius:var(--radius);overflow:hidden;box-shadow:var(--shadow);transition:transform .25s ease, box-shadow .25s ease}
    .card:hover{transform:translateY(-4px);box-shadow:0 14px 35px rgba(0,0,0,.45)}
    .card-media{position:relative;aspect-ratio:16/9;overflow:hidden}
    .card-media img{width:100%;height:100%;object-fit:cover;transform:scale(1);transition:transform .45s ease}
    .card:hover .card-media img{transform:scale(1.06)}
    .card-body{padding:18px 18px 20px}
    .meta{display:flex;gap:10px;flex-wrap:wrap;margin-bottom:10px}
    .meta .pill{font-size:.8rem;border:var(--border);border-radius:999px;padding:6px 10px;color:var(--muted)}
    .card h3{margin:6px 0 8px;font-size:1.15rem}
    .card .desc{color:var(--muted);font-size:.95rem;margin:0 0 14px}
    .card .actions{display:flex;justify-content:space-between;align-items:center;gap:10px}

    /* Responsive grid */
    @media (min-width:680px){
      .card{grid-column:span 6}
    }
    @media (min-width:1000px){
      .card{grid-column:span 4}
    }

    /* Testimonios */
    .testimonials{position:relative}
    .carousel{position:relative;overflow:hidden;border-radius:var(--radius);border:var(--border);background:linear-gradient(180deg,rgba(255,255,255,.02),rgba(255,255,255,.01))}
    .track{display:flex;transition:transform .5s ease}
    .slide{min-width:100%;padding:28px;display:grid;grid-template-columns:auto 1fr;gap:16px;align-items:center}
    .avatar{width:64px;height:64px;border-radius:50%;background:linear-gradient(135deg,var(--accent),var(--accent-2));display:grid;place-items:center;font-weight:900;color:#0b0d11}
    .quote{color:var(--muted)}
    .stars{display:flex;gap:4px}
    .stars svg{width:16px;height:16px}
    .car-ctrl{position:absolute;inset:auto 10px -16px auto;display:flex;gap:10px}
    .ctrl{width:40px;height:40px;border-radius:10px;border:var(--border);background:rgba(255,255,255,.06);display:grid;place-items:center;cursor:pointer}

    /* Galería horizontal */
    .gallery{position:relative}
    .h-scroll{display:flex;gap:16px;overflow:auto;scroll-snap-type:x mandatory;padding-bottom:8px}
    .h-scroll::-webkit-scrollbar{height:10px}
    .h-scroll::-webkit-scrollbar-thumb{background:rgba(255,255,255,.12);border-radius:999px}
    .tile{flex:0 0 auto;width:300px;aspect-ratio:16/10;border-radius:var(--radius);overflow:hidden;border:var(--border);scroll-snap-align:start;position:relative}
    .tile img{width:100%;height:100%;object-fit:cover}
    .g-ctrl{position:absolute;inset:auto 16px 16px auto;display:flex;gap:10px}

    /* Contacto */
    .contact{display:grid;gap:24px}
    .contact .panel{border:var(--border);border-radius:var(--radius);padding:22px;background:linear-gradient(180deg,rgba(255,255,255,.02),rgba(255,255,255,.01));box-shadow:var(--shadow-soft)}
    .form{display:grid;gap:16px}
    .row{display:grid;gap:12px}
    .input{display:grid;gap:6px}
    label{color:var(--muted);font-size:.9rem}
    input,textarea,select{background:#0b0d11;color:var(--text);border-radius:12px;border:var(--border);padding:12px 12px;outline:none;transition:.2s}
    input:focus,textarea:focus,select:focus{box-shadow:var(--focus);border-color:transparent}
    textarea{min-height:120px;resize:vertical}
    .quick{display:inline;gap:10px;flex-wrap:wrap}
    .chip{display:inline-flex;gap:8px;align-items:center;border:var(--border);border-radius:999px;padding:10px 12px;background:rgba(255,255,255,.04)}

    @media (min-width:920px){
      .contact{grid-template-columns:1.1fr .9fr}
      .row.two{grid-template-columns:1fr 1fr}
    }

    /* Footer */
    footer{border-top:var(--border);padding:28px 0;color:var(--muted)}

    /* Accesibilidad: respeta preferencias de movimiento */
    @media (prefers-reduced-motion: reduce){
      *{animation:none !important;transition:none !important}
    }

    /* Estilos actualizados para la sección de misión y especialización */
    .mission-grid {
      display: grid;
      gap: 2rem;
      grid-template-columns: repeat(3, 1fr);
      margin: 0 auto;
      max-width: 1200px;
    }

    @media (max-width: 768px) {
      .mission-grid {
        grid-template-columns: 1fr;
      }

    }

    .mission-card {
      background: linear-gradient(180deg, rgba(255,255,255,0.03), rgba(255,255,255,0.01));
      border: 1px solid rgba(255,255,255,0.06);
      border-radius: 16px;
      padding: 2rem;
      height: 100%;
    }

    .mission-card h2 {
      color: var(--accent);
      margin-top: 0;
      margin-bottom: 1rem;
      font-size: 1.5rem;
    }

    .mission-card p {
      color: var(--text);
      margin: 0;
      line-height: 1.6;
      font-size: 1.1rem;
    }

    .specialization-areas {
      color: var(--accent);
      font-weight: 600;
      margin: 1.5rem 0 0.5rem;
      font-size: 1.1rem;
    }

    .specialization-list {
      list-style: none;
      padding: 0;
      margin: 0;
      display: grid;
      gap: 0.75rem;
    }

    .specialization-list li {
      position: relative;
      padding-left: 1.5rem;
      color: var(--text);
      font-size: 1.1rem;
      line-height: 1.4;
    }

    .specialization-list li::before {
      content: '';
      position: absolute;
      left: 0;
      top: 0.5rem;
      width: 6px;
      height: 6px;
      background: var(--accent);
      border-radius: 50%;
    }






/* Estilos para el botón de sonido */

.sound-btn {
  position: absolute;
  bottom: 20px;
  right: 20px;
  background: rgba(0,0,0,0.6);
  color: #fff;
  border: none;
  border-radius: 50%;
  width: 50px;
  height: 50px;
  font-size: 22px;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: background 0.3s ease;
}

.sound-btn:hover {
  background: rgba(0,0,0,0.8);
}





  /* Estilos para la sección "Sobre Nosotros" */
  .about-grid {
    display: grid;
    gap: 20px;
    grid-template-columns: repeat(2, 1fr);
    margin: 0 auto;
    max-width: 1200px;
  }
  
  .about-card {
    background: linear-gradient(180deg, rgba(255,255,255,0.03), rgba(255,255,255,0.01));
    border: 1px solid rgba(255,255,255,0.06);
    border-radius: 16px;
    padding: 24px;
    display: flex;
    align-items: flex-start;
    gap: 16px;
    transition: transform 0.3s ease, box-shadow 0.3s ease;
  }
  
  .about-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 10px 30px rgba(0,0,0,0.35);
  }
  
  .card-icon {
    font-size: 2rem;
    background: linear-gradient(135deg, var(--accent), var(--accent-2));
    border-radius: 12px;
    width: 60px;
    height: 60px;
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
  }
  
  .card-content {
    flex: 1;
  }
  
  .card-content h3 {
    margin-top: 0;
    margin-bottom: 12px;
    color: var(--accent);
    font-size: 1.25rem;
  }
  
  .specialization-grid {
    display: grid;
    grid-template-columns: 1fr;
    gap: 12px;
    margin-top: 16px;
  }
  
  .specialty-item {
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 10px;
    background: rgba(255,255,255,0.03);
    border-radius: 8px;
  }
  
  .specialty-icon {
    font-size: 1.25rem;
    width: 30px;
    text-align: center;
  }
  
  /* Responsive */
  @media (max-width: 640px) {
    .about-grid {
      grid-template-columns: 1fr;
    }
  }
  
  @media (min-width: 641px) {
    .specialization-grid {
      grid-template-columns: repeat(2, 1fr);
    }
  }
  
  @media (min-width: 1024px) {
    .specialization-grid {
      grid-template-columns: repeat(3, 1fr);
    }
  }


  /* Estilos para la sección de actividades en el index */


.section-title {
  text-align: center;
  font-size: 2rem;
  margin-bottom: 10px;
  color: var(--accent);
}

.section-subtitle {
  text-align: center;
  color: var(--muted);
  margin-bottom: 40px;
  font-size: 1.1rem;
}

.categorias-tabs {
  background: rgba(255, 255, 255, 0.03);
  border-radius: var(--radius);
  overflow: hidden;
  margin-bottom: 30px;
}

.tab-headers {
  display: flex;
  background: rgba(255, 255, 255, 0.05);
  border-bottom: 1px solid rgba(255, 255, 255, 0.1);
}

.tab-header {
  flex: 1;
  padding: 15px 20px;
  background: none;
  border: none;
  color: var(--muted);
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  transition: all 0.3s ease;
  font-weight: 600;
}

.tab-header:hover {
  background: rgba(255, 255, 255, 0.05);
}

.tab-header.active {
  color: var(--accent);
  background: rgba(249, 115, 22, 0.1);
  border-bottom: 2px solid var(--accent);
}

.tab-icon {
  font-size: 1.2rem;
}

.tab-contents {
  padding: 20px;
}

.tab-content {
  display: none;
}

.tab-content.active {
  display: block;
  animation: fadeIn 0.5s ease;
}

@keyframes fadeIn {
  from { opacity: 0; }
  to { opacity: 1; }
}

.actividades-scroll-container {
  overflow-x: auto;
  padding-bottom: 15px;
  margin: 0 -15px;
  scrollbar-width: thin;
}

.actividades-scroll-container::-webkit-scrollbar {
  height: 8px;
}

.actividades-scroll-container::-webkit-scrollbar-thumb {
  background-color: rgba(255, 255, 255, 0.3);
  border-radius: 4px;
}

.actividades-scroll-container::-webkit-scrollbar-track {
  background-color: rgba(0, 0, 0, 0.1);
  border-radius: 4px;
}

.actividades-grid {
  display: flex;
  gap: 20px;
  padding: 10px 15px;
  min-width: max-content;
}

.actividad-card {
  flex: 0 0 300px;
  background: rgba(255, 255, 255, 0.05);
  border-radius: 12px;
  overflow: hidden;
  transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.actividad-card:hover {
  transform: translateY(-5px);
  box-shadow: 0 10px 20px rgba(0, 0, 0, 0.2);
}

.actividad-imagen {
  height: 180px;
  overflow: hidden;
  position: relative;
}

.actividad-imagen img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.5s ease;
}

.actividad-card:hover .actividad-imagen img {
  transform: scale(1.05);
}

.actividad-sin-imagen {
  height: 100%;
  display: flex;
  align-items: center;
  justify-content: center;
  background: rgba(0, 0, 0, 0.2);
}

.actividad-info {
  padding: 15px;
}

.actividad-duracion {
  color: #ffcc00;
  font-weight: 500;
  margin: 8px 0;
}

.actividad-descripcion {
  color: #ccc;
  font-size: 0.9rem;
  margin-bottom: 15px;
  line-height: 1.4;
}

.actividad-acciones .btn-small {
  padding: 8px 16px;
  font-size: 0.85rem;
}

/* Indicador visual de scroll en dispositivos móviles */
@media (max-width: 768px) {
  .actividades-scroll-container {
    position: relative;
  }
  
  .actividades-scroll-container:after {
    content: '↔';
    position: absolute;
    right: 15px;
    bottom: 5px;
    color: rgba(255, 255, 255, 0.5);
    font-size: 16px;
    animation: pulse 2s infinite;
  }
  
  @keyframes pulse {
    0%, 100% { opacity: 0.5; }
    50% { opacity: 1; }
  }
}

.actividad-info {
  padding: 20px;
}

.actividad-info h3 {
  margin-top: 0;
  margin-bottom: 10px;
  color: var(--text);
  font-size: 1.1rem;
}

.actividad-duracion {
  color: var(--muted);
  margin-bottom: 10px;
  font-size: 0.9rem;
}

.actividad-descripcion {
  color: var(--muted);
  margin-bottom: 15px;
  line-height: 1.4;
  font-size: 0.9rem;
}

.actividad-acciones {
  display: flex;
  justify-content: flex-end;
  color: #cc0000;
}

.btn-small {
  padding: 8px 16px;
  font-size: 0.9rem;
}

.empty-state {
  text-align: center;
  padding: 40px 20px;
  color: var(--muted);
}

.ver-todas {
  text-align: center;
  margin-top: 30px;
}

/* Responsive */
@media (max-width: 768px) {
  .tab-headers {
    flex-direction: column;
  }
  
  .actividades-grid {
    grid-template-columns: 1fr;
  }
  
  .actividad-imagen {
    height: 160px;
  }
}




#about {
  background-image: url('../images/logo (2).jpeg');
  background-size: inherit;
  background-position: center;
  
}

.mission-title {
  font-family: 'Montserrat', sans-serif;
}

/* FAQ: botón blanco y texto oscuro */
#accordionFAQ .accordion-button {
  background-color: #fff !important;
  color: #0f1115 !important; /* texto oscuro */
  border: 1px solid var(--bs-secondary) !important;
  box-shadow: none !important;
}
#texto_sobre {
  text-align: center;
  margin: 0 auto;
}

/* Estado abierto: mantener blanco */
#accordionFAQ .accordion-button:not(.collapsed) {
  background-color: #fff !important;
  color: #0f1115 !important;
  box-shadow: none !important;
}

/* Hover/focus suave */
#accordionFAQ .accordion-button:hover,
#accordionFAQ .accordion-button:focus {
  background-color: #f8f9fa !important;
  color: #0f1115 !important;
  box-shadow: 0 0 0 .2rem rgba(13,110,253,.15) !important; /* foco accesible */
}

/* Cuerpo y contenedor siguen oscuros como tenías */
#accordionFAQ .accordion-item {
  background-color: #0f1115; /* tu dark */
  color: #fff;
  border-color: rgba(108,117,125,.5); /* secondary */
}
#accordionFAQ .accordion-body {
  background-color: #0f1115;
  color: #fff;
}

/* Asegurar ícono (chevron) oscuro sobre fondo blanco (Bootstrap 5+) */
#accordionFAQ .accordion-button {
  --bs-accordion-btn-icon: url("data:image/svg+xml,%3csvg xmlns='http://www.w3.org/2000/svg' fill='%230f1115' viewBox='0 0 16 16'%3e%3cpath fill-rule='evenodd' d='M1.646 4.646a.5.5 0 0 1 .708 0L8 10.293l5.646-5.647a.5.5 0 0 1 .708.708l-6 6a.5.5 0 0 1-.708 0l-6-6a.5.5 0 0 1 0-.708z'/%3e%3c/svg%3e");
  --bs-accordion-btn-active-icon: var(--bs-accordion-btn-icon);
}


#faq-title {
  color: var(--accent);
}

#contacto-title {
  color: var(--accent);
}




/* Cada tarjeta mantiene un ancho razonable y no se encoge */
.actividad-card {
  flex: 0 0 16rem;       /* ancho mínimo 16rem (≈256px); ajusta según diseño */
  scroll-snap-align: start;
}

.actividades-grid {
  display: flex;
  overflow-x: auto;
  gap: 1rem;
  scroll-snap-type: x mandatory;
}

.social-icons {
  display: flex;
  justify-content: center;  
  align-items: center;      
  gap: 25px;                
}

#icono {
  font-size: 2.2rem;   /* tamaño más moderado */
  width: 60px;
  height: 60px;
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: 50%;
  transition: transform 0.3s ease, opacity 0.3s ease;
  color: #fff;
  text-decoration: none;
}

#icono.whatsapp { background: #25d366; }
#icono.youtube { background: #ff0000; }
#icono.instagram {
  background: linear-gradient(45deg, #f9ce34, #ee2a7b, #6228d7);
}

#icono:hover {
  transform: scale(1.1);
  opacity: 0.9;
}
.social-section {
  margin-bottom: 80px;
}



#texto_sobre {
  text-align: center;
  margin: 0 auto;
}


#sobre_academia p {
  text-align: center;
  margin: 0 auto;
}