/* ============================================================
   CENTIR · Navegación móvil unificada (hoja compartida)
   Cargar SIEMPRE después del <style> embebido de cada página.
   Escritorio (>900px): intacto. Móvil (<=900px): nuevo sistema.
   ============================================================ */

/* Desplazamiento de anclas por debajo del header fijo (todas las páginas) */
html { scroll-padding-top: 88px; }

/* Controles móviles ocultos en escritorio */
.cmn-actions { display: none; }
.cmn-scrim, .cmn-drawer { display: none; }

/* El atributo [hidden] manda siempre (evita tab-order/overflow con drawer cerrado) */
.cmn-drawer[hidden], .cmn-scrim[hidden] { display: none !important; }

/* Bloqueo de scroll del body con el drawer abierto */
body.cmn-lock { overflow: hidden !important; }

@media (max-width: 900px) {
  /* --- Unificar: ocultar nav de escritorio y controles antiguos --- */
  #main-header nav[aria-label="Navegación principal"] { display: none !important; }
  #main-header .hamburger,
  #hamburger-btn { display: none !important; }
  .mobile-nav-overlay { display: none !important; }

  /* --- Header móvil compacto y estable --- */
  #main-header {
    padding: 10px 18px !important;
    gap: 12px;
  }
  #main-header.header-scrolled { padding: 8px 18px !important; }
  #main-header .logo-container,
  #main-header.header-scrolled .logo-container {
    height: 42px !important;
    width: auto !important;
  }
  #main-header .logo-full,
  #main-header.header-scrolled .logo-full {
    position: static !important;
    height: 40px !important;
    opacity: 1 !important;
    transform: none !important;
    pointer-events: auto !important;
  }
  #main-header.header-scrolled .logo-full { height: 36px !important; }
  #main-header .logo-icon { display: none !important; }

  /* --- Acciones a la derecha: CTA + burger (siempre visibles) --- */
  .cmn-actions {
    display: flex;
    align-items: center;
    gap: 10px;
    margin-left: auto;
  }

  .cmn-cta {
    display: inline-flex;
    align-items: center;
    gap: 7px;
    padding: 9px 15px;
    border-radius: 999px;
    font-family: var(--font-body, 'Inter', sans-serif);
    font-size: 0.8rem;
    font-weight: 600;
    line-height: 1;
    color: #fff;
    text-decoration: none;
    white-space: nowrap;
    background: linear-gradient(135deg, var(--primary-dark, #7aaba8), var(--primary, #9cc3c0));
    box-shadow: 0 4px 14px rgba(122, 171, 168, 0.35);
    transition: transform 0.2s ease, box-shadow 0.2s ease;
  }
  .cmn-cta:active { transform: scale(0.96); }
  .cmn-cta-ico { display: inline-flex; }
  .cmn-cta-ico svg { width: 15px; height: 15px; }

  /* --- Botón hamburguesa --- */
  .cmn-burger {
    position: relative;
    display: inline-flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    gap: 5px;
    width: 44px;
    height: 44px;
    padding: 0;
    border: none;
    border-radius: 12px;
    background: rgba(156, 195, 192, 0.14);
    cursor: pointer;
    flex-shrink: 0;
    -webkit-tap-highlight-color: transparent;
    transition: background 0.2s ease;
  }
  .cmn-burger:active { background: rgba(156, 195, 192, 0.26); }
  .cmn-burger span {
    display: block;
    width: 22px;
    height: 2px;
    border-radius: 2px;
    background: var(--text, #2c2c3d);
    transition: transform 0.35s cubic-bezier(0.4, 0, 0.2, 1), opacity 0.2s ease;
  }
  .cmn-burger.is-open span:nth-child(1) { transform: translateY(7px) rotate(45deg); }
  .cmn-burger.is-open span:nth-child(2) { opacity: 0; transform: scaleX(0); }
  .cmn-burger.is-open span:nth-child(3) { transform: translateY(-7px) rotate(-45deg); }

  /* --- Scrim --- */
  .cmn-scrim {
    display: block;
    position: fixed;
    inset: 0;
    z-index: 1100;
    background: rgba(34, 30, 45, 0.42);
    -webkit-backdrop-filter: blur(2px);
    backdrop-filter: blur(2px);
    opacity: 0;
    transition: opacity 0.3s ease;
  }
  .cmn-scrim.is-open { opacity: 1; }

  /* --- Drawer --- */
  .cmn-drawer {
    display: flex;
    flex-direction: column;
    position: fixed;
    top: 0;
    right: 0;
    z-index: 1101;
    width: min(86vw, 380px);
    height: 100%;
    height: 100dvh;
    background: var(--surface, #fff);
    box-shadow: -18px 0 60px rgba(44, 30, 45, 0.22);
    transform: translateX(100%);
    transition: transform 0.36s cubic-bezier(0.22, 1, 0.36, 1);
    will-change: transform;
  }
  .cmn-drawer.is-open { transform: translateX(0); }

  .cmn-drawer-head {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 18px 20px 14px;
    border-bottom: 1px solid rgba(151, 135, 163, 0.14);
    flex-shrink: 0;
  }
  .cmn-drawer-title {
    font-family: var(--font-body, 'Inter', sans-serif);
    font-size: 0.72rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 2.5px;
    color: var(--primary-dark, #7aaba8);
  }
  .cmn-close {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 40px; height: 40px;
    margin-right: -8px;
    border: none;
    border-radius: 12px;
    background: transparent;
    color: var(--text-medium, #6e6e85);
    cursor: pointer;
    transition: background 0.2s ease, color 0.2s ease;
  }
  .cmn-close:active { background: rgba(156, 195, 192, 0.16); }
  .cmn-close svg { width: 22px; height: 22px; }

  /* --- Lista navegable (área con scroll) --- */
  .cmn-list {
    flex: 1 1 auto;
    overflow-y: auto;
    -webkit-overflow-scrolling: touch;
    overscroll-behavior: contain;
    padding: 8px 12px 16px;
    display: flex;
    flex-direction: column;
    align-items: stretch; /* refuerzo anti-leak (página define nav{align-items:center}) */
  }
  /* Todos los ítems ocupan el ancho completo, alineados a la izquierda */
  .cmn-list > .cmn-group,
  .cmn-list > .cmn-link { width: 100%; align-self: stretch; }
  .cmn-group { width: 100%; }

  /* Reset defensivo: la página define `nav a { margin-left: 30px }` para el
     nav de escritorio y se filtra a los <a> del drawer (no a los <button>),
     descuadrando enlaces vs acordeones. Lo neutralizamos. */
  .cmn-drawer a,
  .cmn-drawer button,
  .cmn-actions a,
  .cmn-actions button { margin: 0; }

  /* Enlaces de primer nivel y hojas */
  .cmn-list > .cmn-link,
  .cmn-acc {
    display: flex;
    align-items: center;
    width: 100%;
    padding: 14px 14px;
    border: none;
    background: transparent;
    border-radius: 14px;
    font-family: var(--font-body, 'Inter', sans-serif);
    font-size: 1.05rem;
    font-weight: 600;
    color: var(--text, #2c2c3d);
    text-decoration: none;
    text-align: left;
    cursor: pointer;
    transition: background 0.18s ease, color 0.18s ease;
  }
  .cmn-list > .cmn-link:active,
  .cmn-acc:active { background: rgba(156, 195, 192, 0.12); }

  .cmn-acc-label { flex: 1 1 auto; }
  .cmn-chev {
    display: inline-flex;
    color: var(--text-light, #9e9eaf);
    transition: transform 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    flex-shrink: 0;
  }
  .cmn-chev svg { width: 18px; height: 18px; }
  .cmn-group.is-open > .cmn-acc .cmn-chev { transform: rotate(180deg); }
  .cmn-group.is-open > .cmn-acc { color: var(--primary-dark, #7aaba8); }

  /* Panel acordeón con animación de altura (truco grid 0fr/1fr) */
  .cmn-panel {
    display: grid;
    grid-template-rows: 0fr;
    transition: grid-template-rows 0.32s cubic-bezier(0.22, 1, 0.36, 1);
  }
  .cmn-group.is-open > .cmn-panel { grid-template-rows: 1fr; }
  .cmn-panel-inner {
    overflow: hidden;
    min-height: 0;
    padding-left: 10px;
    margin-left: 8px;
    border-left: 2px solid rgba(156, 195, 192, 0.28);
  }

  /* Enlaces dentro de un panel */
  .cmn-panel .cmn-link {
    display: flex;
    flex-direction: column;
    gap: 2px;
    padding: 11px 12px;
    border-radius: 12px;
    font-family: var(--font-body, 'Inter', sans-serif);
    font-size: 0.95rem;
    font-weight: 500;
    color: var(--text-medium, #6e6e85);
    text-decoration: none;
    transition: background 0.18s ease, color 0.18s ease;
  }
  .cmn-panel .cmn-link:active { background: rgba(156, 195, 192, 0.12); }
  .cmn-link-title { font-weight: 600; color: var(--text, #2c2c3d); }
  .cmn-link-desc {
    font-family: var(--font-heading, 'Lora', serif);
    font-style: italic;
    font-size: 0.85rem;
    color: var(--text-light, #9e9eaf);
  }

  /* Enlace "Ver ..." de cabecera de grupo */
  .cmn-overview {
    font-weight: 600 !important;
    color: var(--primary-dark, #7aaba8) !important;
  }
  .cmn-overview::after {
    content: '→';
    margin-left: 6px;
    font-weight: 600;
  }

  /* Sub-acordeón (segundo nivel: Diplomado / Talleres) */
  .cmn-group--sub > .cmn-acc {
    font-size: 0.95rem;
    font-weight: 600;
    color: var(--text-medium, #6e6e85);
    padding: 11px 12px;
  }

  /* Estado activo */
  .cmn-link.is-current {
    background: rgba(156, 195, 192, 0.16);
    color: var(--primary-dark, #7aaba8) !important;
  }
  .cmn-acc.is-current .cmn-acc-label { color: var(--primary-dark, #7aaba8); }

  /* --- Pie con CTA principal --- */
  .cmn-drawer-foot {
    flex-shrink: 0;
    padding: 14px 18px calc(16px + env(safe-area-inset-bottom, 0px));
    border-top: 1px solid rgba(151, 135, 163, 0.14);
    background: var(--surface, #fff);
  }
  .cmn-foot-cta {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 9px;
    width: 100%;
    padding: 15px 20px;
    border-radius: 999px;
    font-family: var(--font-body, 'Inter', sans-serif);
    font-size: 0.98rem;
    font-weight: 600;
    color: #fff;
    text-decoration: none;
    background: linear-gradient(135deg, var(--primary-dark, #7aaba8), var(--primary, #9cc3c0));
    box-shadow: 0 8px 22px rgba(122, 171, 168, 0.38);
  }
  .cmn-foot-cta:active { transform: scale(0.99); }
  .cmn-foot-cta .cmn-cta-ico svg { width: 17px; height: 17px; }

  /* Oculta la etiqueta del CTA de la barra en pantallas muy estrechas */
  @media (max-width: 380px) {
    .cmn-cta-txt { display: none; }
    .cmn-cta { padding: 9px 11px; }
  }
}

/* Respeta reduce-motion */
@media (prefers-reduced-motion: reduce) {
  .cmn-drawer, .cmn-scrim, .cmn-panel, .cmn-chev, .cmn-burger span { transition: none !important; }
}

/* ============================================================
   CENTIR · Header y navegación de ESCRITORIO canónicos
   Una sola fuente de verdad para el header de todo el sitio.
   Selectores con #main-header para ganar a los estilos
   embebidos de cada página (mismo look en todas las páginas).
   ============================================================ */

/* Los controles legacy (hamburguesa y overlay antiguos) quedan
   permanentemente ocultos: el drawer compartido los reemplaza.
   Se conservan en el DOM para no romper scripts de página. */
#hamburger-btn { display: none !important; }
.mobile-nav-overlay { display: none !important; }

#main-header,
#main-header *,
#main-header *::before,
#main-header *::after { box-sizing: border-box; }

#main-header {
  position: fixed;
  top: 0; left: 0; width: 100%;
  padding: 25px 5%;
  display: flex;
  justify-content: space-between;
  align-items: center;
  z-index: 1001;
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  background: rgba(255, 255, 255, 0.7);
  border-bottom: 1px solid rgba(230, 225, 237, 0.3);
  box-shadow: none;
  transition: all 0.5s cubic-bezier(0.4, 0, 0.2, 1);
}
#main-header.header-scrolled {
  padding: 10px 5%;
  background: rgba(255, 255, 255, 0.92);
  box-shadow: 0 10px 30px rgba(151, 135, 163, 0.08);
}

#main-header .logo-container {
  position: relative;
  display: flex;
  align-items: center;
  height: 80px;
  width: 180px;
  transition: all 0.5s cubic-bezier(0.4, 0, 0.2, 1);
}
#main-header.header-scrolled .logo-container { height: 60px; width: 60px; }
#main-header .logo-full,
#main-header .logo-icon {
  position: absolute; left: 0; width: auto;
  transition: all 0.5s cubic-bezier(0.4, 0, 0.2, 1);
}
#main-header .logo-full { height: 80px; opacity: 1; transform: scale(1); }
#main-header .logo-icon {
  height: 60px; opacity: 0;
  transform: scale(0.5) rotate(-10deg);
  border-radius: 50%; object-fit: cover;
}
#main-header.header-scrolled .logo-full { opacity: 0; transform: scale(0.8) translateY(-10px); pointer-events: none; }
#main-header.header-scrolled .logo-icon { opacity: 1; transform: scale(1) rotate(0deg); }

#main-header nav[aria-label="Navegación principal"] {
  display: flex;
  align-items: center;
}
#main-header nav[aria-label="Navegación principal"] > a {
  text-decoration: none;
  color: var(--text-medium, #6e6e85);
  font-weight: 500;
  margin-left: 30px;
  padding: 0;
  font-size: 0.9rem;
  font-family: var(--font-body, 'Inter', -apple-system, sans-serif);
  transition: color 0.25s ease;
  background: none;
  border-radius: 0;
  box-shadow: none;
}
#main-header nav[aria-label="Navegación principal"] > a:hover { color: var(--primary-dark, #7aaba8); }
#main-header nav[aria-label="Navegación principal"] > a.btn-cta-nav {
  background: linear-gradient(135deg, var(--primary-dark, #7aaba8), var(--primary, #9cc3c0));
  color: #fff !important;
  padding: 10px 24px;
  font-weight: 600;
  border-radius: 999px;
  box-shadow: 0 4px 15px rgba(156, 195, 192, 0.3);
  transition: transform 0.25s ease, box-shadow 0.25s ease, color 0.25s ease;
}
#main-header nav[aria-label="Navegación principal"] > a.btn-cta-nav:hover { transform: translateY(-2px); box-shadow: 0 8px 22px rgba(156, 195, 192, 0.45); }
#main-header .nav-active { color: var(--primary-dark, #7aaba8) !important; font-weight: 600 !important; }

/* — Dropdown de primer nivel — */
#main-header .nav-item {
  position: relative;
  display: inline-flex;
  align-items: center;
  margin-left: 30px;
}
#main-header .nav-dropdown-trigger {
  display: inline-flex;
  align-items: center;
  gap: 5px;
  margin-left: 0;
  padding: 0;
  text-decoration: none;
  color: var(--text-medium, #6e6e85);
  font-weight: 500;
  font-size: 0.9rem;
  font-family: var(--font-body, 'Inter', -apple-system, sans-serif);
  transition: color 0.25s ease;
  background: none;
}
#main-header .nav-dropdown-trigger:hover { color: var(--primary-dark, #7aaba8); }
#main-header .nav-chevron {
  width: 13px; height: 13px;
  transition: transform 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}
#main-header .nav-item:hover .nav-chevron,
#main-header .nav-item:focus-within .nav-chevron { transform: rotate(180deg); }
#main-header .nav-dropdown-menu {
  position: absolute;
  top: calc(100% + 20px); left: 50%;
  transform: translateX(-50%) translateY(-10px);
  background: rgba(255, 255, 255, 0.98);
  backdrop-filter: blur(28px);
  -webkit-backdrop-filter: blur(28px);
  border-radius: 20px;
  padding: 8px;
  min-width: 280px;
  box-shadow: 0 24px 60px rgba(151, 135, 163, 0.2), inset 0 0 0 1px rgba(255, 255, 255, 0.8);
  opacity: 0;
  pointer-events: none;
  transition: opacity 0.2s ease 0.12s, transform 0.3s cubic-bezier(0.16, 1, 0.3, 1) 0.12s;
  z-index: 200;
}
#main-header .nav-dropdown-menu::before {
  content: ''; position: absolute;
  top: -6px; left: 50%;
  width: 12px; height: 12px;
  background: rgba(255, 255, 255, 0.98);
  transform: translateX(-50%) rotate(45deg);
  border-radius: 2px; z-index: 1;
}
#main-header .nav-dropdown-menu::after {
  content: ''; position: absolute;
  top: -22px; left: -20px; right: -20px; height: 22px;
}
#main-header .nav-item:hover .nav-dropdown-menu,
#main-header .nav-item:focus-within .nav-dropdown-menu {
  opacity: 1;
  pointer-events: auto;
  transform: translateX(-50%) translateY(0);
  transition: opacity 0.15s ease, transform 0.3s cubic-bezier(0.16, 1, 0.3, 1);
}
#main-header .nav-dropdown-menu a {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 10px 14px;
  margin: 0;
  border-radius: 12px;
  font-size: 0.875rem;
  font-weight: 500;
  color: var(--text-medium, #6e6e85);
  font-family: var(--font-body, 'Inter', -apple-system, sans-serif);
  white-space: nowrap;
  text-decoration: none;
  transition: background 0.2s ease, color 0.2s ease;
}
#main-header .nav-dropdown-menu a:hover { background: rgba(156, 195, 192, 0.12); color: var(--primary-dark, #7aaba8); }

/* — Sub-dropdown anidado (Diplomado / Talleres / Cursos) — */
#main-header .nav-subitem { position: relative; }
#main-header .nav-subitem-trigger {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 10px 14px;
  margin: 0;
  border-radius: 12px;
  font-size: 0.875rem;
  font-weight: 500;
  color: var(--text-medium, #6e6e85);
  cursor: pointer;
  font-family: var(--font-body, 'Inter', -apple-system, sans-serif);
  white-space: nowrap;
  text-decoration: none;
  transition: background 0.2s ease, color 0.2s ease;
}
#main-header .nav-subitem-trigger:hover { background: rgba(156, 195, 192, 0.12); color: var(--primary-dark, #7aaba8); }
#main-header .nav-sub-chevron {
  width: 11px; height: 11px; margin-left: auto;
  transition: transform 0.3s ease;
  color: var(--text-light, #9e9eaf);
  flex-shrink: 0;
}
#main-header .nav-subitem:hover .nav-sub-chevron { transform: rotate(-90deg); color: var(--primary-dark, #7aaba8); }
#main-header .nav-sub-dropdown {
  position: absolute;
  top: -8px; left: calc(100% + 6px);
  background: rgba(255, 255, 255, 0.98);
  backdrop-filter: blur(28px);
  -webkit-backdrop-filter: blur(28px);
  border-radius: 18px;
  padding: 8px;
  min-width: 360px;
  box-shadow: 0 24px 60px rgba(151, 135, 163, 0.2), inset 0 0 0 1px rgba(255, 255, 255, 0.8);
  opacity: 0;
  pointer-events: none;
  transform: translateX(-8px);
  transition: opacity 0.2s ease 0.1s, transform 0.3s cubic-bezier(0.16, 1, 0.3, 1) 0.1s;
  z-index: 201;
  max-height: 80vh;
  overflow-y: auto;
}
#main-header .nav-sub-dropdown::before {
  content: ''; position: absolute;
  top: 0; bottom: 0; left: -12px; width: 14px;
}
#main-header .nav-subitem:hover .nav-sub-dropdown,
#main-header .nav-subitem:focus-within .nav-sub-dropdown {
  opacity: 1;
  pointer-events: auto;
  transform: translateX(0);
  transition: opacity 0.15s ease, transform 0.3s cubic-bezier(0.16, 1, 0.3, 1);
}
#main-header .nav-sub-dropdown a {
  display: flex;
  align-items: flex-start;
  gap: 10px;
  padding: 10px 14px;
  margin: 0;
  border-radius: 12px;
  font-size: 0.875rem;
  font-weight: 500;
  color: var(--text-medium, #6e6e85);
  font-family: var(--font-body, 'Inter', -apple-system, sans-serif);
  text-decoration: none;
  transition: background 0.2s ease, color 0.2s ease;
}
#main-header .nav-sub-dropdown a:hover { background: rgba(156, 195, 192, 0.12); color: var(--primary-dark, #7aaba8); }
#main-header .nav-sub-dropdown a strong { font-weight: 600; color: var(--text, #2c2c3d); }
#main-header .nav-sub-dropdown a:hover strong { color: var(--primary-darker, #5a8a87); }
#main-header .nav-sub-dropdown a em {
  display: block;
  font-style: italic;
  font-family: var(--font-heading, 'Lora', Georgia, serif);
  font-weight: 400;
  font-size: 0.85rem;
  color: var(--text-light, #9e9eaf);
  margin-top: 2px;
}
#main-header .nav-sub-dropdown a.is-current { background: rgba(156, 195, 192, 0.16); }
#main-header .nav-sub-dropdown a.is-current strong { color: var(--primary-darker, #5a8a87); }
#main-header .nav-sub-dropdown .dd-dot { margin-top: 7px; }

/* Sub-dropdown que abre hacia la IZQUIERDA (Talleres) */
#main-header .nav-subitem.is-left .nav-sub-dropdown {
  left: auto;
  right: calc(100% + 6px);
  min-width: 380px;
  transform: translateX(8px);
}
#main-header .nav-subitem.is-left .nav-sub-dropdown::before { left: auto; right: -12px; }
#main-header .nav-subitem.is-left:hover .nav-sub-dropdown,
#main-header .nav-subitem.is-left:focus-within .nav-sub-dropdown { transform: translateX(0); }
#main-header .nav-subitem.is-left:hover .nav-sub-chevron,
#main-header .nav-subitem.is-left:focus-within .nav-sub-chevron { transform: rotate(90deg); }
#main-header .nav-subitem.is-left .nav-sub-dropdown a { white-space: normal; }
#main-header .nav-subitem.is-left .nav-sub-dropdown a strong {
  display: block;
  line-height: 1.25;
  word-break: normal;
  overflow-wrap: break-word;
}

#main-header .dd-dot {
  width: 6px; height: 6px; border-radius: 50%;
  background: var(--secondary-light, #c4b9d2);
  flex-shrink: 0;
  transition: background 0.2s ease;
}
#main-header .nav-dropdown-menu a:hover .dd-dot,
#main-header .nav-sub-dropdown a:hover .dd-dot,
#main-header .nav-sub-dropdown a.is-current .dd-dot { background: var(--primary-dark, #7aaba8); }

/* Espaciador bajo el header fijo (páginas sin hero con padding propio) */
.site-header-spacer { height: 130px; }
@media (max-width: 900px) { .site-header-spacer { height: 72px; } }

/* En escritorio el nav canónico siempre visible; hamburguesa legacy nunca */
@media (min-width: 901px) {
  #main-header nav[aria-label="Navegación principal"] { display: flex !important; }
}