/* DAH95 — a loving forgery of a 1995 desktop. */

:root {
  --face: #c0c0c0;
  --shadow: #808080;
  --dark: #404040;
  --light: #ffffff;
  --navy: #000080;
  --navy-2: #1084d0;
  --desk: #008080;
  --taskbar: 34px;
}

* { box-sizing: border-box; }

html, body { height: 100%; }

body {
  margin: 0;
  overflow: hidden;
  background: var(--desk);
  font-family: "MS Sans Serif", Tahoma, Geneva, Verdana, sans-serif;
  font-size: 13px;
  color: #000;
  -webkit-font-smoothing: none;
}

/* Classic raised / sunken bevels, used everywhere. */
.raised {
  border-top: 2px solid var(--light);
  border-left: 2px solid var(--light);
  border-right: 2px solid var(--dark);
  border-bottom: 2px solid var(--dark);
}

.sunken {
  border-top: 2px solid var(--dark);
  border-left: 2px solid var(--dark);
  border-right: 2px solid var(--light);
  border-bottom: 2px solid var(--light);
}

.desktop {
  position: absolute;
  inset: 0 0 var(--taskbar) 0;
  overflow: hidden;
}

/* ------------------------------------------------------------ desktop icons */

.icons {
  list-style: none;
  margin: 0;
  padding: 8px;
  display: grid;
  grid-template-columns: 84px;
  gap: 4px;
  align-content: start;
}

.desktop-icon {
  display: grid;
  justify-items: center;
  gap: 3px;
  width: 84px;
  padding: 5px 3px;
  background: none;
  border: 1px dotted transparent;
  color: #fff;
  font: inherit;
  font-size: 11px;
  text-align: center;
  text-shadow: 1px 1px 1px rgba(0, 0, 0, 0.6);
  cursor: default;
}

.desktop-icon .glyph { font-size: 30px; line-height: 1; }

.desktop-icon.selected {
  border-color: #fff;
  background: rgba(0, 0, 128, 0.55);
}

.desktop-icon:focus-visible { outline: 1px dotted #fff; }

/* ----------------------------------------------------------------- windows */

.window {
  position: absolute;
  width: 26rem;
  max-width: calc(100vw - 16px);
  max-height: calc(100vh - var(--taskbar) - 16px);
  display: flex;
  flex-direction: column;
  background: var(--face);
  padding: 3px;
  border-top: 2px solid var(--light);
  border-left: 2px solid var(--light);
  border-right: 2px solid var(--dark);
  border-bottom: 2px solid var(--dark);
  box-shadow: 1px 1px 0 #000;
}

.window.minimized { display: none; }

.window.maximized {
  left: 0 !important;
  top: 0 !important;
  width: 100% !important;
  height: calc(100vh - var(--taskbar));
  max-height: none;
}

.window.dragging { opacity: 0.92; }

.title-bar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 6px;
  padding: 3px 3px 3px 6px;
  background: linear-gradient(90deg, var(--shadow), #b5b5b5);
  color: #dfdfdf;
  font-weight: 700;
  cursor: default;
  touch-action: none;
  user-select: none;
}

.window.active .title-bar {
  background: linear-gradient(90deg, var(--navy), var(--navy-2));
  color: #fff;
}

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

.title-buttons { display: flex; gap: 2px; }

.title-buttons button {
  width: 18px;
  height: 16px;
  display: grid;
  place-items: center;
  padding: 0;
  background: var(--face);
  border-top: 1px solid var(--light);
  border-left: 1px solid var(--light);
  border-right: 1px solid var(--dark);
  border-bottom: 1px solid var(--dark);
  font: 700 11px/1 "MS Sans Serif", Tahoma, sans-serif;
  color: #000;
  cursor: default;
}

.title-buttons button:active {
  border-color: var(--dark) var(--light) var(--light) var(--dark);
}

.window-body {
  flex: 1;
  overflow: auto;
  margin-top: 3px;
}

.pane { padding: 12px; }
.pane h2 { margin: 0 0 8px; font-size: 15px; }
.pane p { margin: 0 0 10px; line-height: 1.45; }
.pane .tip { color: #333; font-size: 12px; }

.row { display: flex; flex-wrap: wrap; gap: 8px; align-items: center; margin-top: 10px; }

.btn95 {
  display: inline-block;
  min-width: 84px;
  color: #000;
  text-align: center;
  text-decoration: none;
  padding: 5px 12px;
  background: var(--face);
  border-top: 2px solid var(--light);
  border-left: 2px solid var(--light);
  border-right: 2px solid var(--dark);
  border-bottom: 2px solid var(--dark);
  font: inherit;
  cursor: default;
}

.btn95:active {
  border-color: var(--dark) var(--light) var(--light) var(--dark);
  padding: 6px 11px 4px 13px;
}

.btn95:focus-visible { outline: 1px dotted #000; outline-offset: -4px; }

/* --------------------------------------------------------------- notepad */

.notepad { display: flex; flex-direction: column; height: 100%; }

.menu-strip {
  display: flex;
  gap: 14px;
  padding: 3px 8px;
  border-bottom: 1px solid var(--shadow);
  font-size: 12px;
}

.notepad pre {
  flex: 1;
  margin: 3px;
  padding: 8px;
  background: #fff;
  border-top: 2px solid var(--dark);
  border-left: 2px solid var(--dark);
  border-right: 2px solid var(--light);
  border-bottom: 2px solid var(--light);
  font: 12px/1.45 "Lucida Console", Consolas, monospace;
  white-space: pre-wrap;
  overflow: auto;
}

/* ---------------------------------------------------------- folder listing */

.folder-list { display: grid; gap: 10px; }

.folder-list article {
  padding: 8px 10px;
  background: #fff;
  border-top: 2px solid var(--dark);
  border-left: 2px solid var(--dark);
  border-right: 2px solid var(--light);
  border-bottom: 2px solid var(--light);
}

.folder-list h3 { margin: 0 0 4px; font-size: 13px; }
.folder-list p { margin: 0; font-size: 12px; line-height: 1.45; }

.status-strip {
  margin: 10px 0 0;
  padding: 3px 6px;
  font-size: 11px;
  border-top: 1px solid var(--shadow);
  border-left: 1px solid var(--shadow);
  color: #222;
}

/* ------------------------------------------------------------------- form */

.form95 { display: grid; gap: 4px; }
.form95 label { font-size: 12px; }

.form95 input,
.form95 textarea {
  padding: 4px 5px;
  background: #fff;
  border-top: 2px solid var(--dark);
  border-left: 2px solid var(--dark);
  border-right: 2px solid var(--light);
  border-bottom: 2px solid var(--light);
  font: 12px/1.4 "MS Sans Serif", Tahoma, sans-serif;
}

.form95 input:focus,
.form95 textarea:focus { outline: 1px dotted #000; }

.form-status { font-size: 11px; color: #000080; }

/* ------------------------------------------------------------ minesweeper */

.minesweeper { padding: 8px; display: inline-block; }

.mine-head {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 8px;
  margin-bottom: 7px;
  padding: 4px 5px;
  border-top: 2px solid var(--dark);
  border-left: 2px solid var(--dark);
  border-right: 2px solid var(--light);
  border-bottom: 2px solid var(--light);
}

.seven-seg {
  padding: 1px 3px;
  background: #000;
  color: #f00;
  font: 700 17px/1 "Lucida Console", Consolas, monospace;
  letter-spacing: 1px;
}

.mine-face {
  width: 27px;
  height: 27px;
  padding: 0;
  font-size: 15px;
  line-height: 1;
  background: var(--face);
  border-top: 2px solid var(--light);
  border-left: 2px solid var(--light);
  border-right: 2px solid var(--dark);
  border-bottom: 2px solid var(--dark);
  cursor: default;
}

.mine-face:active { border-color: var(--dark) var(--light) var(--light) var(--dark); }

.mine-grid {
  display: grid;
  grid-template-columns: repeat(9, 22px);
  grid-auto-rows: 22px;
  border-top: 3px solid var(--dark);
  border-left: 3px solid var(--dark);
  border-right: 3px solid var(--light);
  border-bottom: 3px solid var(--light);
}

.mine-cell {
  width: 22px;
  height: 22px;
  padding: 0;
  background: var(--face);
  border-top: 2px solid var(--light);
  border-left: 2px solid var(--light);
  border-right: 2px solid var(--shadow);
  border-bottom: 2px solid var(--shadow);
  font: 700 13px/1 "Lucida Console", Consolas, monospace;
  cursor: default;
}

.mine-cell.revealed {
  border: 1px solid var(--shadow);
  background: #bdbdbd;
}

.mine-cell.boom { background: #f00; }

.mine-cell[data-near="1"] { color: #0000ff; }
.mine-cell[data-near="2"] { color: #008000; }
.mine-cell[data-near="3"] { color: #ff0000; }
.mine-cell[data-near="4"] { color: #000080; }
.mine-cell[data-near="5"] { color: #800000; }
.mine-cell[data-near="6"] { color: #008080; }
.mine-cell[data-near="7"] { color: #000000; }
.mine-cell[data-near="8"] { color: #808080; }

/* ---------------------------------------------------------------- taskbar */

.taskbar {
  position: fixed;
  left: 0;
  right: 0;
  bottom: 0;
  height: var(--taskbar);
  display: flex;
  align-items: center;
  gap: 4px;
  padding: 3px 4px;
  background: var(--face);
  border-top: 2px solid var(--light);
  z-index: 9000;
}

.start-button {
  display: flex;
  align-items: center;
  gap: 5px;
  padding: 3px 8px;
  background: var(--face);
  border-top: 2px solid var(--light);
  border-left: 2px solid var(--light);
  border-right: 2px solid var(--dark);
  border-bottom: 2px solid var(--dark);
  font: 700 13px/1 "MS Sans Serif", Tahoma, sans-serif;
  cursor: default;
}

.start-button.pressed { border-color: var(--dark) var(--light) var(--light) var(--dark); }

.flag {
  width: 15px;
  height: 15px;
  background:
    linear-gradient(135deg, #ff3b30 50%, transparent 50%) 0 0 / 8px 8px no-repeat,
    linear-gradient(135deg, #34c759 50%, transparent 50%) 8px 0 / 8px 8px no-repeat,
    linear-gradient(135deg, #007aff 50%, transparent 50%) 0 8px / 8px 8px no-repeat,
    linear-gradient(135deg, #ffcc00 50%, transparent 50%) 8px 8px / 8px 8px no-repeat;
}

.taskbar-windows {
  flex: 1;
  display: flex;
  gap: 3px;
  overflow: hidden;
}

.task-button {
  flex: 0 1 150px;
  min-width: 0;
  padding: 3px 8px;
  background: var(--face);
  border-top: 2px solid var(--light);
  border-left: 2px solid var(--light);
  border-right: 2px solid var(--dark);
  border-bottom: 2px solid var(--dark);
  font: 12px/1 "MS Sans Serif", Tahoma, sans-serif;
  text-align: left;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
  cursor: default;
}

.task-button.active {
  border-color: var(--dark) var(--light) var(--light) var(--dark);
  background:
    repeating-conic-gradient(#c0c0c0 0 25%, #b0b0b0 0 50%) 0 0 / 4px 4px;
  font-weight: 700;
}

.tray {
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 3px 7px;
  border-top: 2px solid var(--dark);
  border-left: 2px solid var(--dark);
  border-right: 2px solid var(--light);
  border-bottom: 2px solid var(--light);
  font-size: 12px;
}

.tray .presence-badge { color: #333; font-size: 11px; }
.tray .presence-badge.is-online { color: #006400; }

/* ------------------------------------------------------------- start menu */

.start-menu {
  position: fixed;
  left: 4px;
  bottom: var(--taskbar);
  display: none;
  min-width: 15.5rem;
  background: var(--face);
  padding: 3px;
  border-top: 2px solid var(--light);
  border-left: 2px solid var(--light);
  border-right: 2px solid var(--dark);
  border-bottom: 2px solid var(--dark);
  box-shadow: 1px 1px 0 #000;
  z-index: 9500;
}

.start-menu.visible { display: flex; }

.start-rail {
  width: 27px;
  margin-right: 3px;
  background: linear-gradient(180deg, var(--navy), #000040);
  display: flex;
  align-items: flex-end;
  justify-content: center;
}

.start-rail span {
  writing-mode: vertical-rl;
  transform: rotate(180deg);
  padding: 8px 0;
  color: #fff;
  font-size: 15px;
  letter-spacing: 1px;
}

.start-rail b { color: #c0c0c0; }

.start-menu ul {
  flex: 1;
  list-style: none;
  margin: 0;
  padding: 0;
}

.start-menu li.divider {
  height: 0;
  margin: 3px 2px;
  border-top: 1px solid var(--shadow);
  border-bottom: 1px solid var(--light);
}

.start-menu a,
.start-menu button {
  display: flex;
  align-items: center;
  gap: 9px;
  width: 100%;
  padding: 6px 18px 6px 8px;
  background: none;
  border: 0;
  font: 13px/1 "MS Sans Serif", Tahoma, sans-serif;
  color: #000;
  text-align: left;
  text-decoration: none;
  cursor: default;
}

.start-menu a:hover,
.start-menu button:hover,
.start-menu a:focus-visible,
.start-menu button:focus-visible {
  background: var(--navy);
  color: #fff;
  outline: none;
}

/* ---------------------------------------------------------------- clippy */

.clippy-wrap {
  position: absolute;
  right: 18px;
  bottom: 14px;
  display: flex;
  align-items: flex-end;
  gap: 8px;
  z-index: 8000;
}

.clippy-bubble {
  position: relative;
  display: none;
  max-width: 15rem;
  padding: 10px 12px;
  background: #ffffe1;
  border: 1px solid #000;
  border-radius: 12px;
  font-size: 12px;
  line-height: 1.45;
  box-shadow: 2px 2px 0 rgba(0, 0, 0, 0.35);
}

.clippy-bubble.visible { display: block; }
.clippy-bubble p { margin: 0; padding-right: 10px; }

.clippy-bubble::after {
  content: '';
  position: absolute;
  right: -8px;
  bottom: 14px;
  border: 8px solid transparent;
  border-left-color: #ffffe1;
}

.clippy-dismiss {
  position: absolute;
  top: 2px;
  right: 4px;
  background: none;
  border: 0;
  font-size: 13px;
  line-height: 1;
  cursor: default;
}

.clippy {
  background: none;
  border: 0;
  padding: 0;
  cursor: default;
  filter: drop-shadow(1px 2px 2px rgba(0, 0, 0, 0.4));
}

.clippy.excited { animation: clippy-bounce 0.45s ease-in-out 2; }

@keyframes clippy-bounce {
  50% { transform: translateY(-7px) rotate(-4deg); }
}

/* ------------------------------------------------------------------ BSOD */

.bsod {
  position: fixed;
  inset: 0;
  display: none;
  place-items: center;
  padding: 6vh 8vw;
  background: #0000aa;
  color: #c0c0c0;
  font: 15px/1.6 "Lucida Console", Consolas, monospace;
  z-index: 99999;
  cursor: default;
}

.bsod.visible { display: grid; }
.bsod-inner { max-width: 44rem; }

.bsod-title {
  display: inline-block;
  margin: 0 0 1.4em;
  padding: 1px 12px;
  background: #c0c0c0;
  color: #0000aa;
  font-weight: 700;
}

.bsod ul { list-style: none; margin: 1.4em 0; padding: 0; }
.bsod-prompt { margin-top: 2em; text-align: center; }

@media (max-width: 640px) {
  .clippy-wrap { right: 8px; bottom: 8px; }
  .clippy-bubble { max-width: 11rem; }
  .window { width: calc(100vw - 24px) !important; }
}

@media (prefers-reduced-motion: reduce) {
  .clippy.excited { animation: none; }
}