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

html, body {
  width: 100%;
  height: 100%;
  font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
}

body {
  margin: 0;
  padding: 0;
  background-color: #008080;
  font-family: 'Courier New', Courier, monospace;
}

#pantallaLogin {  

  display: none;
  position: fixed;
  top: 0; left: 0;
  width: 100%; height: 100%;
  background: #008080;
  color: white;
  display: flex;
  justify-content: center;
  align-items: center;
  flex-direction: column;
  z-index: 9999;
  font-family: 'Tahoma', sans-serif;
}

.window {
  background: #c0c0c0;
  border: 2px solid #fff;
  border-bottom-color: #404040;
  border-right-color: #404040;
  width: 300px;
  box-shadow: 2px 2px #000;
}

.title-bar {
  background: linear-gradient(to right, #000080, #0000a0);
  color: white;
  padding: 4px;
  font-weight: bold;
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.title-bar-text {
  font-size: 14px;
}

.title-bar-controls button {
  width: 16px;
  height: 16px;
  background: #c0c0c0;
  border: 1px solid #fff;
  border-bottom-color: #404040;
  border-right-color: #404040;
  padding: 0;
  font-weight: bold;
  line-height: 12px;
  font-size: 12px;
  margin-left: 2px;
  cursor: pointer;
}

.window-body {
  padding: 10px;
}

label {
  display: block;
  margin: 5px 0 2px;
}

input {
  width: 100%;
  border: 2px solid #fff;
  border-bottom-color: #404040;
  border-right-color: #404040;
  background: #fff;
  padding: 2px;
  font-size: 14px;
}

.button-row {
  margin-top: 10px;
  display: flex;
  justify-content: flex-end;
  gap: 5px;
}

.btn {
  padding: 2px 12px;
  border: 2px solid #fff;
  border-bottom-color: #404040;
  border-right-color: #404040;
  background: #c0c0c0;
  font-weight: bold;
  cursor: pointer;
}

.btn:active {
  border-top-color: #404040;
  border-left-color: #404040;
  border-bottom-color: #fff;
  border-right-color: #fff;
}



.iconos {
  position: absolute;
  top: 10px;
  left: 10px;
  display: flex;
  flex-direction: column;
  gap: 20px;
  z-index: 1;
}

.icono {
  width: 60px;
  text-align: center;
  color: white;
  font-size: 12px;
  cursor: pointer;
}

.icono img {
  width: 40px;
  height: 40px;
  display: block;
  margin: 2px auto;
}

#barraTareas {
  position: absolute;
  bottom: 0;
  left: 0;
  width: 100%;
  height: 40px;
  background-color: #C0C0C0;
  border-top: 2px solid #808080;
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0 10px;
  z-index: 2;
}

#inicioBtn {
  background-color: #C0C0C0;
  border: 2px outset #fff;
  padding: 2px 12px;
  font-weight: bold;
  font-size: 14px;
  cursor: pointer;
  display: flex;
  align-items: center;
  gap: 5px;
}

#inicioBtn img {
  width: 20px;
  height: 20px;
}

#cmdWindow {
  width: 750px;
  height: 400px;
  position: absolute;
  top: 50px;
  left: 80px;
  display: none;
  z-index: 3;
}

#miPCWindow {
  width: 500px;
  height: 400px;
}

.ventana {
  width: 500px;
  height: 300px;
  background-color: #C0C0C0;
  border: 2px outset #fff;
  position: absolute;
  top: 80px;
  left: 80px;
  z-index: 5;
  display: none;
  box-shadow: 4px 4px #808080;
}

.ventana-header {
  background-color: #000080;
  color: white;
  padding: 2px 5px;
  font-weight: bold;
  font-size: 14px;
  display: flex;
  justify-content: space-between;
  align-items: center;
  cursor: move;
}

.botones-header {
  display: flex;
  gap: 2px;
}

.btn-ventana {
  width: 20px;
  height: 20px;
  background-color: #C0C0C0;
  color: black;
  font-weight: bold;
  font-size: 12px;
  text-align: center;
  line-height: 18px;
  border: 2px outset #fff;
  cursor: pointer;
}

#cmdContenido, #mapaContenido {
  padding: 2px;
  font-family: monospace;
  color: #00FF00;
  background-color: black;
  height: calc(100% - 26px);
  overflow: auto;
}

#codigoInput {
  background-color: black;
  color: #00FF00;
  border: none;
  outline: none;
  font-family: inherit;
  font-size: inherit;
  width: 90%;
  margin-top: 10px;
}

.blink {
  animation: blink 1s step-start infinite;
}

@keyframes blink {
  50% { opacity: 0; }
}

#error {
  color: red;
  margin-top: 10px;
}

/* Ventana del mapa */
#mapaWindow {
  position: absolute;
  top: 11%;
  left: 120px;
  width: 80%;
  height: 80%;
  border: 2px solid #000;
  background-color: white;
  z-index: 4;
  display: none;
}

#mapaWindowBody iframe {
  width: 100%;
  height: 100%;
  border: none;
}

#mapaWindowHeader {
  background-color: #000080;
  color: white;
  padding: 5px 10px;
  font-weight: bold;
  font-size: 14px;
}

#mapaWindowBody {
  width: 100%;
  height: 97%;
  border: none;
}

.contenido-mi-pc {
  padding: 10px;
  background-color: white;
  height: calc(80% - 35px);
  display: flex;
  flex-wrap: wrap;
  gap: 20px;
}

.icono-pc {
  width: 80px;
  text-align: center;
  font-size: 12px;
  color: black;
}

.icono-pc img {
  width: 32px;
  height: 32px;
  display: block;
  margin: 0 auto 5px auto;
}

@keyframes abrirVentana98 {
  0% {
    transform: scale(0.1);
    opacity: 0;
  }
  60% {
    transform: scale(1.05);
    opacity: 1;
  }
  100% {
    transform: scale(1);
  }
}

.ventana.abrir98 {
  animation: abrirVentana98 0.3s ease-out;
  transform-origin: top left;
}

.mi-pc-ventana {
  width: 600px;
  height: 400px;
  display: flex;
  flex-direction: column;
  background: #C0C0C0;
  border: 2px solid #000;
  box-shadow: inset -1px -1px #fff, inset 1px 1px #808080;
  font-family: "MS Sans Serif", sans-serif;
}

.barra-menu, .barra-herramientas, .barra-direccion, .barra-inferior {
  background: #C0C0C0;
  border-top: 1px solid #fff;
  border-left: 1px solid #fff;
  border-bottom: 1px solid #808080;
  border-right: 1px solid #808080;
  padding: 2px 6px;
  font-size: 12px;
}

.barra-menu span {
  margin-right: 15px;
  cursor: default;
}

.barra-herramientas img {
  height: 20px;
  margin-right: 8px;
  cursor: pointer;
}

.barra-direccion {
  display: flex;
  align-items: center;
  gap: 5px;
}

.barra-direccion input {
  flex: 1;
  border: 1px solid #808080;
  height: 18px;
  background: white;
  font-size: 12px;
  padding: 0 4px;
}

.barra-inferior {
  display: flex;
  justify-content: space-between;
  align-items: center;
  font-size: 11px;
  padding: 2px 6px;
  margin-top: auto;
  background: #E0E0E0;
  border-top: 2px solid #808080;
}

.icono-barra img {
  height: 16px;
  vertical-align: middle;
  margin-right: 4px;
}

.contenido-mi-pc {
  flex: 1;
  padding: 10px;
  background: white;
  display: flex;
  flex-wrap: wrap;
  gap: 20px;
  align-content: flex-start;
  overflow-y: auto;
}

.icono-pc {
  width: 80px;
  text-align: center;
  font-size: 11px;
  color: black;
}

.icono-pc img {
  width: 32px;
  height: 32px;
  margin-bottom: 4px;
}

.title-bar {
  background: linear-gradient(to right, #000080, #0000a0);
  color: white;
  padding: 2px 5px;
  font-weight: bold;
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.title-bar-text {
  display: flex;
  align-items: center;
  gap: 5px;
}

.title-bar-buttons button {
  width: 16px;
  height: 16px;
  margin-left: 2px;
  border: 1px solid #808080;
  background-color: #c0c0c0;
  padding: 0;
  cursor: pointer;
}

.content {
  padding: 10px;
  background-color: black;
  color: #00ff00;
  font-family: monospace;
  height: 300px;
}

.hidden {
  display: none;
}

#error-message, #countdown, #alert-message {
  text-align: center;
  font-size: 24px;
  color: red;
}

#alert-message {
  font-size: 28px;
  font-weight: bold;
  animation: blink 1s infinite;
}

@keyframes blink {
  0%, 50%, 100% { opacity: 1; }
  25%, 75% { opacity: 0; }
}

canvas {
  display: block;
  position: fixed;
  top: 0;
  left: 0;
  z-index: 9999;
}