/* Estilos base compartidos: tipografia, layout general, header, sidebar y footer. */
@import url('https://fonts.googleapis.com/css2?family=Poppins:wght@400;500;600;700&display=swap');
@import url('https://fonts.googleapis.com/css2?family=Material+Symbols+Outlined&display=swap');

:root {
  --header-h: 64px;
  --sidebar-w: 240px;
  --primary: #164B8A;
  --primary-light: #eff6ff;
}

* {
  box-sizing: border-box;
  font-family: 'Poppins', sans-serif;
  -webkit-font-smoothing: antialiased;
}

body {
  margin: 0;
  background-color: #f1f0f0;
  display: flex;
  flex-direction: column;
  min-height: 100vh;
  color: #333;
  padding-top: var(--header-h); /* espacio para header fijo */
}

a {
  text-decoration: none;
  color: inherit;
  transition: color 0.2s ease;
}

::-webkit-scrollbar { width: 8px; height: 8px; }
::-webkit-scrollbar-track { background: #f1f1f1; }
::-webkit-scrollbar-thumb { background: #c1c1c1; border-radius: 4px; }
::-webkit-scrollbar-thumb:hover { background: #164B8A; }

header {
  display: flex;
  width: 100%;
  height: var(--header-h);
  justify-content: space-between;
  align-items: center;
  padding: 0 20px;
  background: var(--primary);
  box-shadow: 0 4px 6px -1px rgba(0,0,0,.1), 0 2px 4px -1px rgba(0,0,0,.06);
  position: fixed;
  top: 0; left: 0; right: 0;
  z-index: 200;
}

/* ── Estructura de las tres zonas del header ─────────────────────────────── */
.header-left {
  display: flex;
  align-items: center;
  gap: 12px;
}

.brand-name {
  font-size: 18px;
  font-weight: 700;
  color: #fff;
  letter-spacing: .3px;
}

.header-center {
  display: flex;
  align-items: center;
}

.header-right {
  display: flex;
  align-items: center;
  gap: 8px;
  position: relative;
}

/* ── Botón toggle del sidebar ────────────────────────────────────────────── */
.header-btn {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 40px;
  height: 40px;
  border-radius: 50%;
  border: none;
  background: transparent;
  cursor: pointer;
  transition: background .2s;
}
.header-btn:hover { background: rgba(255,255,255,.15); }
.header-btn .material-symbols-outlined { color: rgba(255,255,255,.9); font-size: 22px; }

.header nav ul {
  display: flex;
  align-items: center;
  gap: 16px;
  list-style: none;
  margin: 0;
  padding: 0;
}

.material-symbols-outlined {
  font-size: 24px;
  color: rgba(255, 255, 255, 0.9);
  transition: transform 0.2s ease, color 0.2s ease;
  cursor: pointer;
}

/* ══════════════════════════════════════════════════════════════════════════
   SIDEBAR
   ══════════════════════════════════════════════════════════════════════════ */
.sidebar {
  position: fixed;
  top: var(--header-h);
  left: 0;
  bottom: 0;
  width: var(--sidebar-w);
  background: #fff;
  border-right: 1px solid #e5e7eb;
  overflow-y: auto;
  overflow-x: hidden;
  z-index: 150;
  display: flex;
  flex-direction: column;
  transition: transform .3s ease;
}

.sidebar-nav { padding: 10px 8px; flex: 1; }

/* Ajusta el menú acordeón para el sidebar */
.sidebar #menu-lista {
  list-style: none;
  padding: 0;
  margin: 0;
  display: flex;
  flex-direction: column;
  gap: 2px;
}

/* Fondo translúcido en móvil cuando el sidebar está abierto */
.sidebar-backdrop {
  display: none;
  position: fixed;
  inset: 0;
  background: rgba(0,0,0,.35);
  z-index: 149;
}
.sidebar-backdrop.show { display: block; }

/* En desktop el sidebar siempre visible; en móvil arranca oculto */
@media (max-width: 768px) {
  .sidebar { transform: translateX(-100%); }
  .sidebar.sidebar-open {
    transform: translateX(0);
    box-shadow: 4px 0 24px rgba(0,0,0,.18);
  }
}

/* El contenido principal se desplaza a la derecha del sidebar en desktop.
   Todo el contenido de cada pagina vive dentro de .content, asi que basta
   con desplazar .content y el footer. */
@media (min-width: 769px) {
  .has-sidebar .content  { margin-left: var(--sidebar-w); }
  .has-sidebar footer    { margin-left: var(--sidebar-w); }
}

/* ══════════════════════════════════════════════════════════════════════════ */

.abrirmenu a, .notificacion {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 40px;
  height: 40px;
  border-radius: 50%;
  transition: background-color 0.2s ease;
}

.abrirmenu a:hover, .notificacion:hover {
  background-color: rgba(255, 255, 255, 0.15);
}

.submenu, .subusuario {
  position: absolute;
  top: 75px;
  background-color: #ffffff;
  border-radius: 12px;
  box-shadow: 0 10px 15px -3px rgba(0, 0, 0, 0.1), 0 4px 6px -2px rgba(0, 0, 0, 0.05);
  border: 1px solid rgba(0,0,0,0.05);
  min-width: 240px;
  z-index: 2000;
  overflow: hidden;
  opacity: 0;
  transform: translateY(-10px) scale(0.98);
  visibility: hidden;
  transition: opacity 0.2s ease, transform 0.2s cubic-bezier(0.16, 1, 0.3, 1), visibility 0.2s;
}

.submenu.show, .subusuario.show {
  opacity: 1;
  transform: translateY(0) scale(1);
  visibility: visible;
}

.submenu { left: 20px; }
.subusuario { right: 20px; }

.submenu ul, .subusuario ul {
  display: flex;
  flex-direction: column;
  padding: 8px;
  margin: 0;
  gap: 4px;
}

.submenu ul li a,
.subusuario button,
.subusuario li div {
  display: flex;
  align-items: center;
  width: 100%;
  padding: 10px 12px;
  font-size: 14px;
  font-weight: 500;
  color: #4b5563;
  border-radius: 8px;
  background: transparent;
  border: none;
  cursor: pointer;
  text-align: left;
  transition: background-color 0.2s, color 0.2s;
}

.submenu ul li a:hover,
.subusuario button:hover {
  background-color: #f3f4f6;
  color: #111827;
}

/* ── Menu lateral (sidebar) ──────────────────────────────────────────────── */
#menu-lista { gap: 2px; list-style: none; }

/* Enlaces directos (Inicio, Catalogos, Personas, etc.) */
#menu-lista .menu-directo > a {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 11px 12px;
  font-size: 14px;
  font-weight: 600;
  color: #374151;
  border-radius: 10px;
  transition: background-color 0.15s, color 0.15s;
}
#menu-lista .menu-directo > a .material-symbols-outlined {
  font-size: 20px;
  color: #6b7280;
  transition: color 0.15s;
}
#menu-lista .menu-directo > a:hover {
  background-color: #f3f4f6;
  color: #164B8A;
}
#menu-lista .menu-directo > a:hover .material-symbols-outlined { color: #164B8A; }

/* Item ACTIVO (pagina actual) — barra azul + fondo */
#menu-lista a.activo {
  background-color: #eff6ff !important;
  color: #164B8A !important;
  position: relative;
}
#menu-lista a.activo .material-symbols-outlined { color: #164B8A !important; }
#menu-lista .menu-directo > a.activo::before {
  content: "";
  position: absolute;
  left: 0; top: 8px; bottom: 8px;
  width: 3px;
  border-radius: 0 3px 3px 0;
  background: #164B8A;
}

/* Titulo de seccion (ej. "Gestion") */
#menu-lista .menu-seccion-titulo {
  font-size: 11px;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  color: #9ca3af;
  font-weight: 700;
  padding: 14px 12px 4px;
}

/* Encabezado de cada grupo acordeon */
#menu-lista .menu-grupo-toggle {
  display: flex;
  align-items: center;
  justify-content: space-between;
  width: 100%;
  padding: 11px 12px;
  font-size: 14px;
  font-weight: 600;
  color: #374151;
  background: transparent;
  border: none;
  border-radius: 10px;
  cursor: pointer;
  transition: background-color 0.15s;
}
#menu-lista .menu-grupo-toggle:hover { background-color: #f3f4f6; }

#menu-lista .menu-grupo-titulo { display: flex; align-items: center; gap: 12px; }
#menu-lista .menu-grupo-titulo .material-symbols-outlined { font-size: 20px; color: #6b7280; }

#menu-lista .menu-grupo-chevron {
  font-size: 20px;
  color: #9ca3af;
  transition: transform 0.25s ease;
}
#menu-lista .menu-grupo.abierto > .menu-grupo-toggle .menu-grupo-chevron { transform: rotate(180deg); }
#menu-lista .menu-grupo.abierto > .menu-grupo-toggle { color: #164B8A; }
#menu-lista .menu-grupo.abierto > .menu-grupo-toggle .menu-grupo-titulo .material-symbols-outlined { color: #164B8A; }

/* Subitems del grupo — colapsados por defecto, se expanden al abrir */
#menu-lista .menu-grupo-items {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 2px;
  margin: 2px 0 4px 18px;
  padding: 0 0 0 8px;
  border-left: 2px solid #e5e7eb;
  max-height: 0;
  overflow: hidden;
  transition: max-height 0.28s ease;
}
#menu-lista .menu-grupo.abierto > .menu-grupo-items { max-height: 460px; }

#menu-lista .menu-subitem {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 9px 12px;
  font-size: 13.5px;
  font-weight: 500;
  color: #4b5563;
  border-radius: 8px;
  transition: background-color 0.15s, color 0.15s;
}
#menu-lista .menu-subitem .material-symbols-outlined { font-size: 18px; color: #9ca3af; }
#menu-lista .menu-subitem:hover { background-color: #f3f4f6; color: #164B8A; }
#menu-lista .menu-subitem:hover .material-symbols-outlined { color: #164B8A; }

/* Cerrar sesion — en rojo, separado del resto */
#menu-lista .menu-logout {
  border-top: 1px solid #f1f3f5;
  margin-top: 8px;
  padding-top: 8px;
}
#menu-lista .menu-logout > a { color: #ef4444; }
#menu-lista .menu-logout > a .material-symbols-outlined { color: #ef4444; }
#menu-lista .menu-logout > a:hover { background-color: #fef2f2; color: #dc2626; }

#userinfo {
  font-size: 12px;
  text-transform: uppercase;
  letter-spacing: 0.5px;
  color: #9ca3af;
  font-weight: 600;
  padding-bottom: 5px;
  border-bottom: 1px solid #eee;
  margin-bottom: 5px;
  cursor: default;
}

#btnSubirFoto { color: #164B8A; }
#btnSubirFoto:hover { background-color: rgba(22, 75, 138, 0.08); }

#btnBorrarFoto { color: #ef4444; }
#btnBorrarFoto:hover { background-color: #fef2f2; }

#logout {
  color: #ef4444;
  border-top: 1px solid #eee;
  margin-top: 4px;
  padding-top: 12px;
}
#logout:hover { background-color: #fef2f2; }

.usuario img#preview {
  width: 45px;
  height: 45px;
  border-radius: 50%;
  object-fit: cover;
  border: 2px solid rgba(255, 255, 255, 0.8);
  transition: box-shadow 0.2s ease;
  display: block;
}
.usuario:hover img#preview { box-shadow: 0 0 0 4px rgba(255, 255, 255, 0.2); }

.toasts {
  position: fixed;
  bottom: 24px;
  right: 24px;
  display: flex;
  flex-direction: column;
  gap: 10px;
  z-index: 9999; /* por encima de cualquier modal (modales usan 6000-7000) */
}

.toast {
  background-color: #fff;
  color: #333;
  border-left: 4px solid #164B8A;
  border-radius: 6px;
  padding: 16px 20px;
  box-shadow: 0 10px 15px -3px rgba(0, 0, 0, 0.1);
  font-size: 14px;
  font-weight: 500;
  animation: slideIn 0.3s ease forwards;
  transition: opacity 0.3s ease, transform 0.3s ease;
}
.toast-exito  { border-left-color: #22c55e; }
.toast-error  { border-left-color: #ef4444; }
.toast-aviso  { border-left-color: #f97316; }

.selector-facultad {
  padding: 6px 10px;
  border-radius: 8px;
  border: 1px solid rgba(255,255,255,0.3);
  background: rgba(255,255,255,0.15);
  color: #fff;
  font-size: 13px;
  font-weight: 500;
  cursor: pointer;
  outline: none;
  max-width: 220px;
}
.selector-facultad option { color: #333; background: #fff; }

@keyframes slideIn {
  from { transform: translateX(100%); opacity: 0; }
  to { transform: translateX(0); opacity: 1; }
}

footer {
  text-align: center;
  padding: 20px 0;
  font-size: 13px;
  color: #fff;
  background: linear-gradient(to right, #C0993A, #d4af37);
  margin-top: auto;
  font-weight: 500;
  letter-spacing: 0.5px;
}

.card {
    transition: transform 0.2s ease, box-shadow 0.2s ease;
}
.card:hover {
    transform: translateY(-2px);
    box-shadow: 0 10px 15px -3px rgba(0, 0, 0, 0.1);
}

.btn-action {
    background-color: #164B8A;
    color: white;
    border: none;
    padding: 10px 20px;
    border-radius: 8px;
    cursor: pointer;
    font-weight: 500;
    transition: background 0.2s;
}
.btn-action:hover { background-color: #0e3b70; }
.btn-action:disabled { background-color: #9ca3af; cursor: not-allowed; }

.notificacion {
    position: relative;
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    width: 40px;
    height: 40px;
    border-radius: 50%;
    transition: background 0.2s;
}

.notificacion:hover {
    background-color: rgba(136, 10, 10, 0.1);
}

.notificacion .material-symbols-outlined {
    color: white;
    font-size: 24px;
}

.notificacion.con-novedades::after {
    content: '';
    position: absolute;
    top: 8px;
    right: 8px;
    width: 10px;
    height: 10px;
    background-color: #ef4444;
    border: 2px solid #164B8A;
    border-radius: 50%;
    animation: pulse 2s infinite;
    z-index: 10;
}

@keyframes pulse {
    0% { transform: scale(0.95); box-shadow: 0 0 0 0 rgba(239, 68, 68, 0.7); }
    70% { transform: scale(1); box-shadow: 0 0 0 4px rgba(239, 68, 68, 0); }
    100% { transform: scale(0.95); box-shadow: 0 0 0 0 rgba(239, 68, 68, 0); }
}

.notificaciones-menu {
    position: absolute;
    top: 60px;
    right: 20px;
    background-color: white;
    width: 320px;
    max-height: 400px;
    overflow-y: auto;
    border-radius: 12px;
    box-shadow: 0 10px 15px -3px rgba(0, 0, 0, 0.1), 0 4px 6px -2px rgba(0, 0, 0, 0.05);
    border: 1px solid rgba(0,0,0,0.05);
    opacity: 0;
    visibility: hidden;
    transform: translateY(-10px);
    transition: all 0.2s ease;
    z-index: 2000;
}

.notificaciones-menu.show {
    opacity: 1;
    visibility: visible;
    transform: translateY(0);
}

.noti-header {
    padding: 12px 16px;
    border-bottom: 1px solid #f3f4f6;
    font-weight: 600;
    color: #164B8A;
    background: #f9fafb;
    position: sticky;
    top: 0;
}

.noti-list {
    list-style: none;
    padding: 0;
    margin: 0;
    display: flex;
    flex-direction: column;
}

.noti-item {
    padding: 12px 16px;
    border-bottom: 1px solid #f3f4f6;
    cursor: default;
    transition: background 0.2s;
    display: flex;
    align-items: flex-start;
    gap: 8px;
}

.noti-contenido {
    flex: 1;
    min-width: 0;
}

.noti-btn-borrar {
    flex-shrink: 0;
    margin-top: 2px;
    color: #6b7280;
    background: #f3f4f6;
    border: none;
    cursor: pointer;
    padding: 4px 6px;
    border-radius: 6px;
    line-height: 1;
    transition: color 0.15s, background 0.15s;
}

.noti-btn-borrar .material-symbols-outlined {
    font-size: 15px !important;
    color: inherit !important;
}

.noti-btn-borrar:hover {
    color: #ef4444;
    background: #fee2e2;
}

.noti-item:hover {
    background-color: #f0f9ff;
}

/* Notificación no leída (Azulito) */
.noti-item.sin-leer {
    background-color: #eff6ff;
    border-left: 4px solid #164B8A;
}

.noti-titulo {
    display: block;
    font-size: 14px;
    font-weight: 600;
    color: #374151;
    margin-bottom: 4px;
}

.noti-mensaje {
    display: block;
    font-size: 12px;
    color: #6b7280;
    line-height: 1.4;
}

.noti-fecha {
    display: block;
    font-size: 11px;
    color: #9ca3af;
    margin-top: 6px;
    text-align: right;
}

.noti-vacio {
    padding: 20px;
    text-align: center;
    color: #9ca3af;
    font-size: 14px;
}