body {
  background-image: url('images/background.png');
  background-color: #008080;
  background-size: cover;
  background-position: center;
  background-repeat: no-repeat;
  background-attachment: fixed;
  
  font-family: "MS Sans Serif", Tahoma, sans-serif;
  font-size: 11px;
  margin: 0;
  padding: 0;
  overflow: hidden;
  user-select: none;
}

.win98-desktop {
  position: relative;
  width: 100vw;
  height: calc(100vh - 28px);
}

/* ICONOS DE ESCRITORIO */
.desktop-icons {
  position: absolute;
  top: 15px;
  left: 15px;
  display: flex;
  flex-direction: column;
  gap: 20px;
}

.desktop-icon {
  display: flex;
  flex-direction: column;
  align-items: center;
  width: 70px;
  cursor: pointer;
  color: #ffffff;
  text-align: center;
  text-shadow: 1px 1px #000;
}

.desktop-icon:hover {
  background: rgba(0, 0, 128, 0.3);
  outline: 1px dotted #ffffff;
}

.icon-img {
  font-size: 28px;
  margin-bottom: 3px;
}

/* VENTANAS FLOTANTES 3D WINDOWS 98 */
.win98-window {
  position: absolute;
  background: #c0c0c0;
  border: 2px solid;
  border-color: #dfdfdf #0a0a0a #0a0a0a #dfdfdf;
  box-shadow: 2px 2px 5px rgba(0,0,0,0.4);
}

.win98-titlebar {
  background: linear-gradient(90deg, #000080, #1084d0);
  color: #ffffff;
  padding: 3px 4px 3px 6px;
  font-weight: bold;
  font-size: 11px;
  display: flex;
  justify-content: space-between;
  align-items: center;
  cursor: grab;
}

.win98-titlebar:active {
  cursor: grabbing;
}

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

.win-icon-sm {
  font-size: 12px;
}

.win98-controls {
  display: flex;
  gap: 2px;
}

.win-btn {
  width: 16px;
  height: 14px;
  background: #c0c0c0;
  border: 1px solid;
  border-color: #ffffff #0a0a0a #0a0a0a #ffffff;
  font-size: 9px;
  font-weight: bold;
  line-height: 10px;
  text-align: center;
  cursor: pointer;
  padding: 0;
}

.win-btn:active {
  border-color: #0a0a0a #ffffff #ffffff #0a0a0a;
  padding-top: 1px;
}

/* MENUBAR Y TOOLBAR */
.win98-menubar {
  background: #c0c0c0;
  padding: 2px 4px;
  display: flex;
  gap: 10px;
  border-bottom: 1px solid #808080;
}

.win98-menubar span:hover {
  background: #000080;
  color: #fff;
  cursor: default;
}

.win98-toolbar {
  background: #c0c0c0;
  padding: 3px;
  display: flex;
  gap: 4px;
  align-items: center;
  border-bottom: 1px solid #808080;
  box-shadow: inset 0 1px 0 #fff;
}

.tb-btn {
  background: #c0c0c0;
  border: 1px solid;
  border-color: #ffffff #0a0a0a #0a0a0a #ffffff;
  padding: 2px 6px;
  font-size: 11px;
  cursor: pointer;
}
.tb-btn:active {
  border-color: #0a0a0a #ffffff #ffffff #0a0a0a;
}

.tb-sep {
  width: 1px;
  height: 18px;
  background: #808080;
  border-right: 1px solid #fff;
  margin: 0 2px;
}

/* CONTENIDO INTERNO */
.win98-content {
  background: #ffffff;
  border: 2px solid;
  border-color: #808080 #dfdfdf #dfdfdf #808080;
  margin: 6px;
  padding: 10px;
  color: #000000;
}

.welcome-banner {
  background: #000080;
  color: #fff;
  padding: 10px;
  display: flex;
  align-items: center;
  gap: 12px;
  margin-bottom: 10px;
}

.win98-logo-box {
  width: 32px;
  height: 32px;
  background: #000;
  padding: 2px;
}

.mini-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 2px;
  height: 100%;
}
.mini-grid span { display: block; }

.banner-title {
  font-size: 16px;
}

.welcome-body h3 {
  margin-top: 0;
  font-size: 14px;
}

.win-dialog-buttons {
  display: flex;
  justify-content: flex-end;
  margin-top: 15px;
}

.win98-button {
  background: #c0c0c0;
  border: 2px solid;
  border-color: #ffffff #0a0a0a #0a0a0a #ffffff;
  padding: 4px 16px;
  font-weight: bold;
  cursor: pointer;
}
.win98-button:active {
  border-color: #0a0a0a #ffffff #ffffff #0a0a0a;
  padding: 5px 15px 3px 17px;
}

/* EXPLORADOR DE ARCHIVOS */
.file-explorer-content {
  display: flex;
  padding: 0;
  height: 160px;
}

.explorer-sidebar {
  width: 120px;
  background: #ffffff;
  border-right: 1px solid #808080;
  padding: 5px;
  font-size: 10px;
}

.folder-tree-item {
  padding: 2px 4px;
}
.folder-tree-item.active {
  background: #000080;
  color: #fff;
}

.explorer-main {
  flex: 1;
  background: #ffffff;
  padding: 5px;
  display: flex;
  flex-direction: column;
  gap: 4px;
  overflow-y: auto;
}

.file-item {
  color: #000;
  text-decoration: none;
  padding: 2px 6px;
  display: flex;
  align-items: center;
  gap: 6px;
}
.file-item:hover {
  background: #000080;
  color: #fff;
}

.win98-statusbar {
  background: #c0c0c0;
  border-top: 1px solid #808080;
  padding: 2px 6px;
  font-size: 10px;
  color: #404040;
}

/* CALCULADORA */
.calc-content {
  background: #c0c0c0;
  border: none;
  padding: 6px;
}

.calc-screen {
  width: 100%;
  background: #ffffff;
  border: 2px solid;
  border-color: #808080 #dfdfdf #dfdfdf #808080;
  text-align: right;
  padding: 4px;
  font-family: monospace;
  font-size: 14px;
  margin-bottom: 6px;
  box-sizing: border-box;
}

.calc-grid {
  display: grid;
  grid-template-columns: repeat(5, 1fr);
  gap: 4px;
}

.calc-grid .win98-button {
  padding: 6px 0;
  text-align: center;
}
.c-red { color: #800000; }

/* MEDIA PLAYER */
.media-screen-box {
  background: #c0c0c0;
  border: none;
  padding: 6px;
}

.media-screen {
  background: #000000;
  height: 80px;
  border: 2px solid;
  border-color: #808080 #dfdfdf #dfdfdf #808080;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 6px;
  margin-bottom: 6px;
}

.win98-mini-logo {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 2px;
  width: 20px;
  height: 20px;
}
.win98-mini-logo span { display: block; }

.media-controls-bar {
  display: flex;
  justify-content: center;
  gap: 4px;
}

.media-tb {
  background: #c0c0c0;
  display: flex;
  gap: 2px;
  padding: 2px;
}
.media-tab {
  background: #c0c0c0;
  border: 1px solid;
  border-color: #fff #0a0a0a #0a0a0a #fff;
  padding: 2px 8px;
  font-size: 10px;
}
.media-tab.active {
  background: #dfdfdf;
  border-color: #0a0a0a #fff #fff #0a0a0a;
}

/* BARRA DE TAREAS INFERIOR */
.win98-taskbar {
  position: fixed;
  bottom: 0;
  left: 0;
  width: 100vw;
  height: 28px;
  background: #c0c0c0;
  border-top: 2px solid #dfdfdf;
  display: flex;
  align-items: center;
  padding: 2px;
  box-sizing: border-box;
  z-index: 9999;
}

.start-btn {
  background: #c0c0c0;
  border: 2px solid;
  border-color: #ffffff #0a0a0a #0a0a0a #ffffff;
  padding: 2px 8px;
  display: flex;
  align-items: center;
  gap: 5px;
  font-weight: bold;
  cursor: pointer;
  height: 22px;
}
.start-btn:active {
  border-color: #0a0a0a #ffffff #ffffff #0a0a0a;
}

.win98-logo-sm {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 1px;
  width: 12px;
  height: 12px;
}
.win98-logo-sm span:nth-child(1) { background: #ff2200; }
.win98-logo-sm span:nth-child(2) { background: #00bb00; }
.win98-logo-sm span:nth-child(3) { background: #0055ff; }
.win98-logo-sm span:nth-child(4) { background: #ffcc00; }

.taskbar-divider {
  width: 2px;
  height: 20px;
  background: #808080;
  border-right: 1px solid #fff;
  margin: 0 4px;
}

.taskbar-tasks {
  display: flex;
  gap: 4px;
  flex: 1;
}

.task-item {
  background: #c0c0c0;
  border: 2px solid;
  border-color: #ffffff #0a0a0a #0a0a0a #ffffff;
  padding: 2px 10px;
  font-size: 11px;
  width: 160px;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}
.task-item.active {
  background: #bdbdbd;
  border-color: #0a0a0a #ffffff #ffffff #0a0a0a;
  background-image: repeating-linear-gradient(45deg, #fff 0, #fff 2px, transparent 0, transparent 4px);
  opacity: 0.9;
}

.taskbar-tray {
  background: #c0c0c0;
  border: 1px solid;
  border-color: #0a0a0a #ffffff #ffffff #0a0a0a;
  padding: 2px 8px;
  display: flex;
  align-items: center;
  gap: 8px;
  height: 20px;
}

/* MENÚ INICIO */
.win98-start-menu {
  position: fixed;
  bottom: 30px;
  left: 2px;
  width: 180px;
  background: #c0c0c0;
  border: 2px solid;
  border-color: #ffffff #0a0a0a #0a0a0a #ffffff;
  box-shadow: 2px 2px 5px rgba(0,0,0,0.5);
  display: none;
  z-index: 10000;
}

.win98-start-menu.show {
  display: flex;
}

.start-sidebar {
  background: #000080;
  width: 24px;
  display: flex;
  align-items: flex-end;
  padding-bottom: 10px;
}

.start-sidebar span {
  color: #fff;
  writing-mode: vertical-rl;
  transform: rotate(180deg);
  font-weight: bold;
  font-size: 13px;
  letter-spacing: 1px;
  padding-left: 4px;
}

.start-sidebar span b {
  color: #ffcc00;
}

.start-items {
  flex: 1;
  display: flex;
  flex-direction: column;
  padding: 2px;
}

.start-item {
  padding: 6px 10px;
  display: flex;
  align-items: center;
  gap: 8px;
  color: #000;
  text-decoration: none;
  cursor: pointer;
}

.start-item:hover {
  background: #000080;
  color: #fff;
}

.start-divider {
  height: 1px;
  background: #808080;
  border-bottom: 1px solid #fff;
  margin: 3px 0;
}

.notepad-content {
  padding: 2px !important;
  background: #ffffff !important;
}

.win98-textarea {
  width: 100%;
  height: 120px;
  border: none;
  background: #ffffff;
  color: #000000;
  font-family: "Courier New", monospace;
  font-size: 11px;
  resize: none;
  outline: none;
  box-sizing: border-box;
  padding: 4px;
}