:root {
  --color-dark-bg: #141414;
  /* Negro de fondo base */
  --color-panel: #1f2022;
  /* Gris grafito oscuro del uniforme */
  --color-text-light: #ffffff;
  /* Texto blanco */
  --color-text-muted: #b3b3b3;
  /* Texto secundario gris */
  --color-accent-green: #00b050;
  /* Verde brillante del logo (Swim) */
  --color-accent-neon: #ccff00;
  /* Amarillo flúor reactivo (Bike) */
  --font-base: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
}

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

html {
  scroll-behavior: smooth;
  font-family: var(--font-base);
}

.container {
  width: 90%;
  max-width: 1200px;
  margin: 0 auto;
}

.text-center {
  text-align: center;
}

/* Fondo oscuro general de la subpágina */
body.section-dark {
  background-color: var(--color-dark-bg) !important;
  color: var(--color-text-light);
  min-height: 100vh;
  display: flex;
  flex-direction: column;
}

.section-subtitle {
  color: var(--color-text-muted);
  margin-bottom: 40px;
}

.main-header {
  background-color: rgba(20, 20, 20, 0.95);
  position: fixed;
  width: 100%;
  top: 0;
  left: 0;
  z-index: 1000;
  border-bottom: 2px solid var(--color-panel);
}

.nav-container {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 10px 0;
}

.logo img {
  height: 50px;
  width: auto;
  display: block;
}

.main-nav .btn-nav {
  background-color: var(--color-accent-green);
  padding: 10px 20px;
  border-radius: 4px;
  color: white;
  text-decoration: none;
  font-weight: 600;
  font-size: 0.95rem;
  transition: background-color 0.3s, transform 0.2s;
  display: inline-block;
}

.main-nav .btn-nav:hover {
  background-color: #00843c;
  transform: translateY(-1px);
}

/*
   CONTENIDO PRINCIPAL Y CABECERA DE LA PÁGINA
/* Evita que el título se meta debajo de la barra de navegación */
.page-title-section {
  padding: 150px 0 50px 0;
  background: linear-gradient(180deg, #1a1a1a 0%, var(--color-dark-bg) 100%);
  border-bottom: 1px solid rgba(255, 255, 255, 0.05);
}

.page-title-section h1 {
  font-size: 3.2rem;
  font-weight: 900;
  color: var(--color-text-light);
  text-transform: uppercase;
  letter-spacing: 1.5px;
  margin-bottom: 15px;
  text-shadow: 0 4px 10px rgba(0, 0, 0, 0.5);
}

.events-page-container {
  margin-top: 40px;
  padding-bottom: 80px;
  flex: 1;
  /* Empuja el footer abajo del todo si hay poco contenido */
}

/* Tarjetas de los Bloques de Eventos */
.event-history-block {
  background-color: var(--color-panel);
  padding: 45px;
  border-radius: 12px;
  border: 1px solid rgba(255, 255, 255, 0.03);
  box-shadow: 0 15px 35px rgba(0, 0, 0, 0.4);
  margin-bottom: 20px;
  transition: transform 0.3s ease;
}

.event-history-block:hover {
  transform: translateY(-3px);
}

.event-history-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: 20px;
  margin-bottom: 25px;
  border-bottom: 1px solid rgba(255, 255, 255, 0.08);
  padding-bottom: 15px;
}

.event-history-header h2 {
  margin-bottom: 0;
  font-size: 2.2rem;
  font-weight: 800;
  color: var(--color-text-light);
  text-transform: uppercase;
}

/* Etiquetas Redondeadas (Badges) */
.badge-date {
  padding: 8px 18px;
  font-weight: 700;
  font-size: 0.8rem;
  border-radius: 50px;
  text-transform: uppercase;
  letter-spacing: 1px;
  box-shadow: 0 4px 10px rgba(0, 0, 0, 0.2);
}

.acuatlon-color {
  background-color: var(--color-accent-green);
  color: #ffffff;
}

.duatlon-color {
  background-color: var(--color-accent-neon);
  color: #000000;
}

.event-description {
  color: var(--color-text-muted);
  line-height: 1.8;
  font-size: 1.1rem;
  margin-bottom: 35px;
  max-width: 950px;
}

/* =======================================================
   REJILLA DE FOTOS (GALERÍA RESPONSIVE)
   ======================================================= */
.event-gallery {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: 25px;
}

.gallery-item {
  overflow: hidden;
  border-radius: 8px;
  border: 3px solid rgba(255, 255, 255, 0.05);
  background-color: #141414;
  box-shadow: 0 8px 20px rgba(0, 0, 0, 0.3);
  transition: transform 0.4s cubic-bezier(0.165, 0.84, 0.44, 1),
    border-color 0.4s ease,
    box-shadow 0.4s ease;
}

.gallery-item img {
  width: 100%;
  height: 240px;
  object-fit: cover;
  display: block;
  transition: transform 0.4s ease;
}

.gallery-item:hover {
  transform: translateY(-8px);
  border-color: var(--color-accent-neon);
  box-shadow: 0 12px 30px rgba(204, 255, 0, 0.2);
}

.gallery-item:hover img {
  transform: scale(1.05);
}

.event-separator {
  border: 0;
  height: 1px;
  background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.05), transparent);
  margin: 40px 0;
}

/* Caja de Próximo Objetivo: Triatlón 2027 */
.coming-soon-box {
  margin-top: 80px;
  background: linear-gradient(135deg, var(--color-panel) 0%, #0d0d0d 100%);
  border: 2px dashed var(--color-accent-neon);
  padding: 50px 30px;
  border-radius: 12px;
  box-shadow: 0 10px 30px rgba(0, 0, 0, 0.5);
}

.coming-soon-box h3 {
  color: var(--color-accent-neon);
  font-size: 1.8rem;
  font-weight: 800;
  text-transform: uppercase;
  margin-bottom: 12px;
  letter-spacing: 0.5px;
}

.coming-soon-box p {
  color: var(--color-text-light);
  font-size: 1.1rem;
  opacity: 0.8;
}

/* =======================================================
   FOOTER (CIERRE DE LA WEB)
   ======================================================= */
.main-footer {
  background-color: #0d0d0d;
  color: white;
  padding: 40px 0;
  border-top: 4px solid var(--color-accent-green);
  margin-top: auto;
  /* Hace que se quede abajo si la pantalla es gigante */
}

.footer-bottom {
  font-size: 0.85rem;
}

.footer-bottom p {
  color: var(--color-text-muted);
  margin-bottom: 5px;
}

.powered-by span {
  color: var(--color-accent-neon);
  font-weight: bold;
}

.menu-checkbox {
  display: none;
}

@media (max-width: 960px) {
  .main-header {
    height: 75px !important;
    /* Fuerza una altura delgada en móviles */
  }

  .nav-container {
    padding: 0px 15px !important;
    height: 100%;
    display: flex;
    align-items: center;
  }

  .logo img {
    height: 35px;
    /* Reducimos ligeramente el logo en pantallas pequeñas */
  }

  .main-nav .btn-nav {
    padding: 8px 14px;
    /* Hacemos el botón un poco más compacto */
    font-size: 0.85rem;
  }

  /* Espaciado del contenedor principal para que no lo tape el menú */
  .container {
    padding-top: 0px;
  }

  /* Ajustes para móviles: */
  .page-title-section {
    padding: 100px 0 10px 0;
  }

  .page-title-section h1 {
    font-size: 2.2rem;
  }

  .event-history-block {
    padding: 25px;
  }

  .event-history-header {
    flex-direction: column;
    align-items: flex-start;
    gap: 10px;
  }

  .event-history-header h2 {
    font-size: 1.8rem;
  }

  .event-gallery {
    grid-template-columns: 1fr;
    /* Una sola columna en celulares para que no se aplaste */
    gap: 15px;
  }
}