/* ---------- Colors ---------- */
:root {
  --teal: #008080;
  --gray: #c0c0c0;
  --dark-gray: #808080;
  --white: #ffffff;
  --black: #000000;
  --navy: #000080;
  --blue: #1084d0;
}

/* Retro arrow cursor. "0 0" is the tip of the arrow. */
* {
  box-sizing: border-box;
  cursor: url("../assets/cursors/arrow.png") 0 0, auto;
}

html,
body {
  margin: 0;
  height: 100%;
  overflow: hidden;
}

body {
  background-color: var(--teal);
  font-family: Tahoma, Arial, sans-serif;
  font-size: 12px;
  color: var(--black);
  user-select: none;
}

.hidden {
  display: none !important;
}

/* ---------- Desktop ---------- */
.desktop {
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 40px;
  padding: 12px;
  display: flex;
  flex-direction: column;
  flex-wrap: wrap;
  align-content: flex-start;
  align-items: flex-start;
  row-gap: 18px;
  column-gap: 12px;
}

.icon {
  width: 96px;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 6px;
  text-align: center;
  color: var(--white);
}

.icon img {
  width: 64px;
  height: 64px;
  image-rendering: pixelated;
}

.icon span {
  padding: 1px 3px;
}

/* ---------- Window frame ---------- */
.window {
  position: absolute;
  z-index: 10;
  display: none;
  flex-direction: column;
  max-width: calc(100vw - 16px);
  padding: 3px;
  background: var(--gray);
  border: 2px solid;
  border-color: var(--white) var(--black) var(--black) var(--white);
  box-shadow: 4px 4px 0 var(--black);
  transform-origin: bottom center;
  transition: transform 0.25s ease, opacity 0.25s ease;
}

/* Minimize animation: shrink toward the taskbar */
.window.minimized {
  transform: translateY(70vh) scale(0.08);
  opacity: 0;
}

/* Inactive windows have a gray title bar */
.window.inactive .titlebar {
  background: var(--dark-gray);
}

.titlebar {
  height: 22px;
  padding: 0 3px 0 4px;
  display: flex;
  justify-content: space-between;
  align-items: center;
  background: linear-gradient(90deg, var(--navy), var(--blue));
  color: var(--white);
  font-weight: bold;
}

.titlebar .title {
  display: flex;
  align-items: center;
  gap: 6px;
}

.titlebar .title img {
  width: 16px;
  height: 16px;
}

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

.ctrl {
  width: 18px;
  height: 16px;
  padding: 0;
  background: var(--gray);
  border: 1px solid;
  border-color: var(--white) var(--black) var(--black) var(--white);
  font: bold 11px Tahoma, sans-serif;
  color: var(--black);
  line-height: 1;
}

.ctrl:active {
  border-color: var(--black) var(--white) var(--white) var(--black);
}

.menubar {
  display: flex;
  align-items: center;
  gap: 14px;
  height: 24px;
  padding: 0 8px;
  border-bottom: 1px solid var(--dark-gray);
}

.menubar span {
  line-height: 24px;
}

.toolbar {
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 4px 6px;
  border-bottom: 1px solid var(--dark-gray);
}

/* Sunken white area for content */
.panel {
  flex: 1;
  min-height: 0;
  overflow: auto;
  background: var(--white);
  border: 1px solid;
  border-color: var(--dark-gray) var(--white) var(--white) var(--dark-gray);
}

.field {
  padding: 2px 4px;
  font: 12px Tahoma, sans-serif;
  border: 1px solid;
  border-color: var(--dark-gray) var(--white) var(--white) var(--dark-gray);
  background: var(--white);
}

.address {
  flex: 1;
}

.search {
  width: 130px;
}

.statusbar {
  display: flex;
  align-items: center;
  height: 22px;
  padding: 0 8px;
  border-top: 1px solid var(--dark-gray);
  font-size: 11px;
}

/* Raised button */
.btn {
  padding: 3px 12px;
  background: var(--gray);
  border: 2px solid;
  border-color: var(--white) var(--black) var(--black) var(--white);
  font: 12px Tahoma, sans-serif;
  color: var(--black);
}

.btn:active {
  border-color: var(--black) var(--white) var(--white) var(--black);
}

/* ---------- My Computer ---------- */
.computer-body {
  display: flex;
}

.sidebar {
  width: 160px;
  padding: 10px;
  background: #e8e8e8;
  border-right: 1px solid var(--dark-gray);
}

.sidebar h4 {
  margin: 0 0 6px;
  color: var(--navy);
  font-size: 12px;
}

.sidebar p {
  margin: 0 0 6px;
  color: var(--navy);
}

.drives {
  flex: 1;
  padding: 14px;
}

.drive {
  width: 220px;
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  gap: 6px;
}

.drive img {
  width: 96px;
  height: 96px;
  image-rendering: pixelated;
}

.bar {
  width: 100%;
  height: 16px;
  padding: 2px;
  background: var(--white);
  border: 1px solid;
  border-color: var(--dark-gray) var(--white) var(--white) var(--dark-gray);
}

.fill {
  height: 100%;
  background: var(--navy);
}

.drive-info {
  font-size: 11px;
}

.no-results {
  margin: 0;
  color: var(--navy);
}

/* ---------- Bin ---------- */
.bin-body {
  display: flex;
  flex-wrap: wrap;
  align-content: flex-start;
  gap: 14px;
  padding: 14px;
}

.file {
  width: 110px;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 4px;
  text-align: center;
}

.file img {
  width: 64px;
  height: 48px;
  object-fit: cover;
  border: 1px solid var(--dark-gray);
}

/* ---------- Picture viewer ---------- */
.image-body {
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 8px;
}

.image-body img {
  max-width: 100%;
  max-height: 100%;
  object-fit: contain;
}

/* ---------- Calendar ---------- */
.calendar-body {
  padding: 8px;
}

.cal-title {
  margin: 0 0 8px;
  text-align: center;
  font-weight: bold;
}

.cal-grid {
  display: grid;
  grid-template-columns: repeat(7, 1fr);
  gap: 3px;
  text-align: center;
}

.cal-grid .head {
  font-weight: bold;
  color: var(--navy);
}

.cal-grid .today {
  background: var(--navy);
  color: var(--white);
}

/* ---------- Calculator ---------- */
.calc-body {
  flex: 1;
  padding: 8px;
  background: var(--gray);
}

.calc-display {
  min-height: 32px;
  margin-bottom: 8px;
  padding: 4px 8px;
  text-align: right;
  font: 20px "Courier New", monospace;
  background: var(--white);
  border: 1px solid;
  border-color: var(--dark-gray) var(--white) var(--white) var(--dark-gray);
  overflow: hidden;
}

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

.key {
  height: 34px;
  background: var(--gray);
  border: 2px solid;
  border-color: var(--white) var(--black) var(--black) var(--white);
  font: bold 14px Tahoma, sans-serif;
  color: var(--black);
}

.key:active {
  border-color: var(--black) var(--white) var(--white) var(--black);
}

/* ---------- Music player ---------- */
.music-body {
  display: flex;
  flex-direction: column;
  gap: 10px;
  padding: 10px;
}

.lcd {
  padding: 8px 10px;
  background: #1d3a24;
  color: #9cf07c;
  font: 13px "Courier New", monospace;
  border: 2px solid;
  border-color: var(--dark-gray) var(--white) var(--white) var(--dark-gray);
}

.lcd-title {
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.lcd-time {
  margin-top: 4px;
  text-align: right;
}

.progress {
  width: 100%;
  accent-color: var(--navy);
}

.music-controls {
  display: flex;
  align-items: center;
  gap: 6px;
}

.music-controls .btn {
  min-width: 40px;
  text-align: center;
}

.volume {
  width: 90px;
  margin-left: auto;
  accent-color: var(--navy);
}

.playlist {
  height: 120px;
  overflow-y: auto;
  background: var(--white);
  border: 1px solid;
  border-color: var(--dark-gray) var(--white) var(--white) var(--dark-gray);
}

.song {
  padding: 3px 6px;
  cursor: pointer;
}

.song:hover {
  background: #e8e8e8;
}

.song.active {
  background: var(--navy);
  color: var(--white);
}

/* ---------- PDF reader ---------- */
.pdf-layout {
  flex: 1;
  min-height: 0;
  display: flex;
  gap: 6px;
  padding: 6px;
}

.pdf-files {
  width: 150px;
  padding: 6px;
  overflow-y: auto;
  background: #e8e8e8;
  border: 1px solid;
  border-color: var(--dark-gray) var(--white) var(--white) var(--dark-gray);
}

.pdf-file {
  padding: 4px 6px;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
  cursor: pointer;
}

.pdf-file:hover {
  background: #d4d0c8;
}

.pdf-file.active {
  background: var(--navy);
  color: var(--white);
}

/* Dark gray desk behind the white page */
.pdf-page {
  display: flex;
  justify-content: center;
  align-items: flex-start;
  padding: 10px;
  background: var(--dark-gray);
}

#pdf-canvas {
  max-width: 100%;
  height: auto;
  background: var(--white);
  box-shadow: 3px 3px 0 var(--black);
}

/* ---------- Terminal ---------- */
.term-body {
  flex: 1;
  min-height: 0;
  overflow-y: auto;
  padding: 8px;
  background: #000000;
  color: #33ff66;
  font: 14px "Courier New", monospace;
}

.term-output {
  white-space: pre-wrap;
  word-break: break-word;
}

.term-line {
  display: flex;
}

.term-prompt {
  margin-right: 6px;
  white-space: nowrap;
}

.term-input {
  flex: 1;
  min-width: 0;
  background: transparent;
  border: none;
  outline: none;
  color: inherit;
  font: inherit;
  caret-color: #33ff66;
}

/* ---------- Dino game ---------- */
.dino-body {
  display: flex;
  justify-content: center;
  align-items: center;
  padding: 0;
  background: var(--white);
}

#dino-canvas {
  display: block;
  width: 100%;
  height: auto;
  background: var(--white);
}

/* ---------- Taskbar ---------- */
.taskbar {
  position: fixed;
  bottom: 0;
  left: 0;
  right: 0;
  z-index: 9000;
  height: 40px;
  padding: 3px 4px;
  display: flex;
  align-items: center;
  gap: 6px;
  background: var(--gray);
  border-top: 1px solid var(--white);
}

.start-button {
  height: 32px;
  padding: 0;
  border: none;
  background: none;
  flex-shrink: 0;
}

.start-button img {
  height: 100%;
  display: block;
}

.start-button:active img {
  filter: brightness(0.85);
}

.task-list {
  flex: 1;
  display: flex;
  gap: 4px;
  overflow: hidden;
}

.task {
  display: none;
  width: 130px;
  height: 32px;
  flex-shrink: 0;
  align-items: center;
  gap: 6px;
  padding: 0 8px;
  background: var(--gray);
  border: 2px solid;
  border-color: var(--white) var(--black) var(--black) var(--white);
  font: 12px Tahoma,sans-serif;
  color: var(--black);
  text-align: left;
  white-space: nowrap;
  overflow: hidden;
}

.task.show {
  display: flex;
}

.task.pressed{ 
  border-color: var(--black) var(--white) var(--white) var(--black);
  background: repeating-conic-gradient(var(--white) 0 25%, var(--gray) 0 50%) 0 0 / 2px 2px;
}

.task img {
  width: 16px;
  height: 16px;
}

.tray {
  height: 26px;
  padding: 0 10px;
  display: flex;
  align-items: center;
  flex-shrink:0;
  background: var(--gray);
  color: var(--gray);
  color: var(--black);
  font: 12px tahoma, sans-serif;
  white-space: nowrap;
  border: 1px solid;
  border-color: var(--drak-gray) var(--white) var(--white) var(--dark-gray);
  box-shadow: inset 1px 1px 0 var(--black);
}