/* ============================================================
   Crispy Goat OS — Win98-inspired styles
   No Microsoft assets. Custom CSS approximating 98.css patterns.
   ============================================================ */

/* ---------- Design tokens ---------- */
:root {
  --c-face:        #c0c0c0;
  --c-face-dim:    #b0b0b0;
  --c-light:       #ffffff;
  --c-shadow:      #808080;
  --c-dark:        #404040;
  --c-black:       #000000;
  --c-text:        #000000;
  --c-link:        #0000ff;
  --c-title:       #000080;
  --c-title-fg:    #ffffff;
  --c-title-2:     #808080;
  --c-select:      #000080;
  --c-select-fg:   #ffffff;
  --c-desktop:     #008080;
  --c-desktop-2:   #006d6d;
  --c-red:         #ff0000;
  --c-yellow:      #ffff00;
  --c-green:       #00ff00;
  --c-magenta:     #ff00ff;
  --c-cyan:        #00ffff;
  --c-btnface:     #d4d0c8;
  --c-btnface-2:   #c8c0b0;
  --c-amber:       #ffb000;
  --c-amber-dim:   #cc8800;

  --font-ui:       Tahoma, "MS Sans Serif", Verdana, sans-serif;
  --font-mono:     "Share Tech Mono", "Courier New", monospace;
  --font-px:       "VT323", "Courier New", monospace;

  --tb-h:          28px;
  --title-h:       18px;
  --shadow-out:    inset 1px 1px 0 var(--c-light),
                   inset -1px -1px 0 var(--c-shadow);
  --shadow-in:     inset 1px 1px 0 var(--c-shadow),
                   inset -1px -1px 0 var(--c-light);
  --shadow-raised: inset 1px 1px 0 var(--c-light),
                   inset 2px 2px 0 var(--c-face),
                   inset -1px -1px 0 var(--c-dark),
                   inset -2px -2px 0 var(--c-shadow);
  --shadow-down:   inset 1px 1px 0 var(--c-shadow),
                   inset 2px 2px 0 var(--c-dark),
                   inset -1px -1px 0 var(--c-light),
                   inset -2px -2px 0 var(--c-face);
}

* {
  box-sizing: border-box;
}

[hidden] {
  display: none !important;
}

html,
body {
  margin: 0;
  padding: 0;
  height: 100%;
  width: 100%;
  background: #000;
  overflow: hidden;
  font-family: var(--font-ui);
  font-size: 11px;
  color: var(--c-text);
  -webkit-font-smoothing: none;
  -moz-osx-font-smoothing: grayscale;
  user-select: none;
  -webkit-user-select: none;
  cursor: default;
}

input,
textarea,
[contenteditable] {
  user-select: text;
  -webkit-user-select: text;
  cursor: text;
}

button {
  font-family: inherit;
  font-size: inherit;
  color: inherit;
  cursor: default;
}

/* ---------- Boot screens ---------- */
.boot {
  position: fixed;
  inset: 0;
  background: #000;
  color: #b4b4b4;
  font-family: var(--font-mono);
  font-size: 14px;
  z-index: 9999;
  overflow: hidden;
}

.boot-stage {
  position: absolute;
  inset: 0;
  padding: 12px 16px;
  overflow: hidden;
  background: #000;
}

.boot-text {
  margin: 0;
  white-space: pre-wrap;
  word-break: break-word;
  font-family: var(--font-mono);
  font-size: 14px;
  line-height: 1.25;
  color: #b4b4b4;
  min-height: 100%;
}

.boot-splash {
  display: flex;
  align-items: center;
  justify-content: center;
}

.boot-splash-inner {
  text-align: center;
  color: #fff;
  font-family: Tahoma, sans-serif;
}

.boot-flag {
  display: inline-flex;
  flex-direction: column;
  width: 80px;
  height: 80px;
  margin: 0 auto 24px;
  box-shadow: 1px 1px 0 #fff, 2px 2px 0 #000;
  transform: skewX(-8deg);
}
.boot-flag-stripe {
  flex: 1;
  background: var(--c-red);
}
.boot-flag-stripe:nth-child(1) { background: var(--c-red); }
.boot-flag-stripe:nth-child(2) { background: var(--c-green); }
.boot-flag-stripe:nth-child(3) { background: var(--c-yellow); }
.boot-flag-stripe:nth-child(4) { background: var(--c-cyan); }

.boot-splash-name {
  font-size: 32px;
  font-weight: 700;
  color: #fff;
  letter-spacing: 1px;
  text-shadow: 2px 2px 0 #000;
}
.boot-splash-name sup {
  font-size: 18px;
  font-weight: 400;
  vertical-align: super;
}
.boot-splash-tag {
  font-size: 13px;
  color: #c0c0c0;
  margin-top: 2px;
  letter-spacing: 4px;
}
.boot-splash-build {
  font-size: 11px;
  color: #808080;
  margin-top: 16px;
  font-family: var(--font-mono);
}
.boot-splash-bar {
  width: 240px;
  height: 14px;
  margin: 18px auto 8px;
  background: var(--c-face);
  border: 2px solid;
  border-color: var(--c-shadow) var(--c-light) var(--c-light) var(--c-shadow);
  padding: 2px;
}
.boot-splash-fill {
  height: 100%;
  width: 0;
  background: var(--c-title);
  transition: width 80ms linear;
}
.boot-splash-hint {
  font-size: 11px;
  color: #808080;
}

.boot-loading-list {
  font-family: var(--font-mono);
  font-size: 13px;
  line-height: 1.4;
  color: #b4b4b4;
  padding-top: 12px;
}
.boot-loading-list .row {
  display: block;
}
.boot-loading-list .ok { color: #6fff6f; }

.boot-login-window {
  position: absolute;
  left: 50%;
  top: 45%;
  transform: translate(-50%, -50%);
  width: 380px;
  background: var(--c-face);
  border: 2px solid;
  border-color: var(--c-light) var(--c-shadow) var(--c-shadow) var(--c-light);
  padding: 2px;
  box-shadow: 1px 1px 0 var(--c-dark);
}
.boot-login-title {
  display: flex;
  align-items: center;
  gap: 6px;
  background: var(--c-title);
  color: var(--c-title-fg);
  font-weight: 700;
  padding: 2px 4px;
  height: 18px;
  font-size: 11px;
}
.boot-login-flag {
  display: inline-block;
  width: 14px;
  height: 10px;
  background:
    linear-gradient(180deg,
      var(--c-red) 0 25%,
      var(--c-green) 25% 50%,
      var(--c-yellow) 50% 75%,
      var(--c-cyan) 75% 100%);
}
.boot-login-body {
  display: flex;
  gap: 12px;
  padding: 18px;
}
.boot-login-avatar {
  width: 56px;
  height: 56px;
  background:
    radial-gradient(circle at 50% 30%, #fff 0 14px, transparent 14px),
    radial-gradient(circle at 50% 38%, #888 0 4px, transparent 4px),
    linear-gradient(180deg, transparent 50%, #444 50%);
  border: 1px solid var(--c-shadow);
  background-color: #b0b0b0;
}
.boot-login-fields {
  flex: 1;
  display: flex;
  flex-direction: column;
  gap: 8px;
}
.boot-login-user {
  font-weight: 700;
  font-size: 14px;
  color: #000;
  border-bottom: 1px solid var(--c-shadow);
  padding-bottom: 4px;
}
.boot-login-pw-row {
  display: flex;
  gap: 4px;
  align-items: center;
}
.boot-login-pw {
  flex: 1;
  height: 22px;
  border: 2px solid;
  border-color: var(--c-shadow) var(--c-light) var(--c-light) var(--c-shadow);
  background: #fff;
  padding: 2px 4px;
  font-family: inherit;
  font-size: 12px;
}
.boot-login-ok,
.boot-login-cancel {
  height: 22px;
  min-width: 60px;
  background: var(--c-face);
  border: 2px solid;
  border-color: var(--c-light) var(--c-shadow) var(--c-shadow) var(--c-light);
  font-weight: 700;
  padding: 0 8px;
}
.boot-login-ok:active,
.boot-login-cancel:active {
  border-color: var(--c-shadow) var(--c-light) var(--c-light) var(--c-shadow);
  padding: 1px 7px 0 9px;
}
.boot-login-ok.is-default {
  border-color: var(--c-shadow) var(--c-light) var(--c-light) var(--c-shadow);
  background: var(--c-face);
  outline: 1px dotted #000;
  outline-offset: -4px;
}
.boot-login-tip {
  display: flex;
  flex-direction: column;
  gap: 4px;
  font-size: 11px;
  color: #000;
}
.boot-login-tip label {
  display: flex;
  gap: 4px;
  align-items: center;
}
.boot-login-skip {
  text-align: left;
  background: transparent;
  border: none;
  color: var(--c-link);
  text-decoration: underline;
  padding: 0;
  width: max-content;
}

/* ---------- Desktop ---------- */
.desktop {
  position: fixed;
  inset: 0;
  background: var(--c-desktop);
  /* classic teal gradient */
  background:
    radial-gradient(
      ellipse at top left,
      #00a5a5 0%,
      var(--c-desktop) 60%,
      var(--c-desktop-2) 100%
    );
  overflow: hidden;
  isolation: isolate;
}
.desktop::before {
  /* subtle CRT-ish vignette */
  content: "";
  position: absolute;
  inset: 0;
  background: radial-gradient(
    ellipse at center,
    transparent 60%,
    rgba(0, 0, 0, 0.18) 100%
  );
  pointer-events: none;
  z-index: 1;
}

.desktop-icons {
  position: absolute;
  top: 8px;
  left: 8px;
  right: 8px;
  bottom: calc(var(--tb-h) + 8px);
  display: grid;
  grid-template-columns: repeat(auto-fill, 84px);
  grid-auto-rows: 90px;
  gap: 4px;
  z-index: 2;
  pointer-events: none;
}
.desktop-icon {
  pointer-events: auto;
  display: flex;
  flex-direction: column;
  align-items: center;
  text-align: center;
  padding: 6px 4px 4px;
  width: 84px;
  cursor: default;
  color: #fff;
  text-shadow: 1px 1px 0 #000;
  border: 1px dotted transparent;
  position: relative;
  user-select: none;
}
.desktop-icon .icon-glyph {
  width: 32px;
  height: 32px;
  display: grid;
  place-items: center;
  margin-bottom: 4px;
}
.desktop-icon .icon-label {
  font-size: 11px;
  line-height: 1.2;
  word-break: break-word;
  background: rgba(0, 0, 0, 0);
}
.desktop-icon.is-selected {
  border-color: #fff;
}
.desktop-icon.is-selected .icon-label {
  background: var(--c-select);
}
.desktop-icon.is-dragging {
  opacity: 0.85;
}

/* ---------- Selection rectangle ---------- */
.selection-rect {
  position: absolute;
  background: rgba(0, 0, 128, 0.15);
  border: 1px dotted #fff;
  pointer-events: none;
  z-index: 999;
}

/* ---------- Context menu ---------- */
.ctx-menu {
  position: absolute;
  background: var(--c-face);
  border: 2px solid;
  border-color: var(--c-light) var(--c-shadow) var(--c-shadow) var(--c-light);
  box-shadow: 2px 2px 0 rgba(0, 0, 0, 0.3);
  padding: 2px;
  min-width: 160px;
  z-index: 9999;
  font-size: 11px;
  color: #000;
}
.ctx-menu .ctx-item {
  padding: 4px 24px 4px 22px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  cursor: default;
  gap: 16px;
  white-space: nowrap;
}
.ctx-menu .ctx-item:hover {
  background: var(--c-select);
  color: var(--c-select-fg);
}
.ctx-menu .ctx-item.disabled {
  color: var(--c-shadow);
  pointer-events: none;
}
.ctx-menu .ctx-sep {
  height: 1px;
  margin: 2px 1px;
  background: var(--c-shadow);
  border-bottom: 1px solid var(--c-light);
}
.ctx-menu .ctx-shortcut {
  color: inherit;
  opacity: 0.7;
  font-size: 10px;
}

/* ---------- Taskbar ---------- */
.taskbar {
  position: fixed;
  left: 0;
  right: 0;
  bottom: 0;
  height: var(--tb-h);
  background: var(--c-face);
  border-top: 1px solid var(--c-light);
  display: flex;
  align-items: stretch;
  z-index: 9000;
  padding: 2px;
  gap: 4px;
}

.start-btn {
  display: flex;
  align-items: center;
  gap: 4px;
  height: 100%;
  padding: 0 10px 0 6px;
  background: var(--c-face);
  border: 2px solid;
  border-color: var(--c-light) var(--c-shadow) var(--c-shadow) var(--c-light);
  font-weight: 700;
  font-size: 12px;
  color: #000;
  cursor: default;
}
.start-btn:active,
.start-btn.is-open {
  border-color: var(--c-shadow) var(--c-light) var(--c-light) var(--c-shadow);
  padding: 1px 9px 0 7px;
}
.start-btn-flag {
  display: inline-flex;
  flex-direction: column;
  width: 14px;
  height: 14px;
  box-shadow: 1px 1px 0 #000;
}
.start-btn-flag span {
  flex: 1;
  background: var(--c-red);
}
.start-btn-flag span:nth-child(2) { background: var(--c-green); }
.start-btn-flag span:nth-child(3) { background: var(--c-yellow); }
.start-btn-flag span:nth-child(4) { background: var(--c-cyan); }

.taskbar-buttons {
  flex: 1;
  display: flex;
  gap: 3px;
  overflow-x: auto;
  overflow-y: hidden;
  padding: 0 2px;
  align-items: stretch;
}
.taskbar-buttons::-webkit-scrollbar { height: 0; }

.tb-btn {
  min-width: 130px;
  max-width: 180px;
  flex: 0 1 160px;
  display: flex;
  align-items: center;
  gap: 4px;
  padding: 0 6px;
  background: var(--c-face);
  border: 2px solid;
  border-color: var(--c-light) var(--c-shadow) var(--c-shadow) var(--c-light);
  font-size: 11px;
  color: #000;
  text-align: left;
  overflow: hidden;
}
.tb-btn .tb-icon {
  width: 16px;
  height: 16px;
  display: grid;
  place-items: center;
  flex: 0 0 auto;
}
.tb-btn .tb-text {
  flex: 1;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}
.tb-btn.is-active,
.tb-btn:active {
  border-color: var(--c-shadow) var(--c-light) var(--c-light) var(--c-shadow);
  background: var(--c-face-dim);
}
.tb-btn.is-flashing {
  background: var(--c-title);
  color: var(--c-title-fg);
}
.tb-btn.is-flashing .tb-icon {
  filter: invert(1);
}

.taskbar-tray {
  display: flex;
  align-items: center;
  gap: 4px;
  padding: 0 6px;
  border: 2px solid;
  border-color: var(--c-shadow) var(--c-light) var(--c-light) var(--c-shadow);
  background: var(--c-face);
  height: calc(var(--tb-h) - 4px);
  margin: 1px 0;
}
.tray-icon {
  width: 18px;
  height: 18px;
  display: grid;
  place-items: center;
  background: transparent;
  border: none;
  padding: 0;
  cursor: default;
  font-size: 12px;
}
.tray-icon:hover {
  background: var(--c-face-dim);
}
.tray-clock {
  font-size: 11px;
  padding: 0 4px;
  min-width: 56px;
  text-align: right;
  font-variant-numeric: tabular-nums;
  color: #000;
}

/* ---------- Start menu ---------- */
.start-menu {
  position: fixed;
  bottom: var(--tb-h);
  left: 2px;
  width: 320px;
  background: var(--c-face);
  border: 2px solid;
  border-color: var(--c-light) var(--c-shadow) var(--c-shadow) var(--c-light);
  box-shadow: 2px 2px 6px rgba(0, 0, 0, 0.4);
  display: flex;
  z-index: 9100;
  padding: 2px;
  font-size: 11px;
  color: #000;
}
.start-menu-side {
  width: 36px;
  background:
    linear-gradient(180deg, var(--c-title) 0%, #006060 100%);
  color: var(--c-title-fg);
  display: flex;
  align-items: flex-end;
  justify-content: center;
  padding: 8px 0;
  margin-right: 2px;
  position: relative;
}
.start-menu-side::after {
  content: "";
  position: absolute;
  bottom: 0;
  left: 0;
  right: 0;
  height: 50%;
  background:
    linear-gradient(180deg, transparent 0%, rgba(255, 255, 255, 0.18) 100%);
  pointer-events: none;
}
.start-menu-side-inner {
  writing-mode: vertical-rl;
  transform: rotate(180deg);
  font-weight: 700;
  font-size: 22px;
  letter-spacing: 2px;
  text-align: right;
}
.start-menu-side-text {
  display: inline-block;
  margin: 1px 0;
}
.start-menu-body {
  flex: 1;
  display: flex;
  flex-direction: column;
  background: var(--c-face);
}
.start-menu-section {
  padding: 4px 2px;
  border-bottom: 1px solid var(--c-shadow);
}
.start-menu-section:last-child {
  border-bottom: none;
}
.start-menu-section-title {
  font-weight: 700;
  padding: 2px 6px;
  color: var(--c-shadow);
  font-size: 10px;
}
.start-menu-item {
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 4px 6px;
  cursor: default;
  color: #000;
}
.start-menu-item:hover,
.start-menu-item.is-active {
  background: var(--c-select);
  color: var(--c-select-fg);
}
.start-menu-item .icon {
  width: 24px;
  height: 24px;
  display: grid;
  place-items: center;
  flex: 0 0 auto;
}
.start-menu-item .label {
  flex: 1;
}
.start-menu-item .arrow {
  font-size: 10px;
}
.start-menu-submenu {
  position: absolute;
  bottom: var(--tb-h);
  left: 322px;
  background: var(--c-face);
  border: 2px solid;
  border-color: var(--c-light) var(--c-shadow) var(--c-shadow) var(--c-light);
  box-shadow: 2px 2px 6px rgba(0, 0, 0, 0.4);
  padding: 2px;
  min-width: 200px;
  font-size: 11px;
  z-index: 9101;
}
.start-menu-item[aria-haspopup="true"]:hover > .start-menu-submenu,
.start-menu-item[aria-haspopup="true"].is-active > .start-menu-submenu {
  display: block;
}

/* ---------- Window manager ---------- */
.window-host {
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: var(--tb-h);
  z-index: 100;
  pointer-events: none;
}
.window-host > * {
  pointer-events: auto;
}

.win {
  position: absolute;
  background: var(--c-face);
  border: 2px solid;
  border-color: var(--c-light) var(--c-shadow) var(--c-shadow) var(--c-light);
  box-shadow: 1px 1px 0 var(--c-dark);
  display: flex;
  flex-direction: column;
  min-width: 140px;
  min-height: 60px;
  padding: 2px;
  isolation: isolate;
}

.win.is-inactive .win-titlebar {
  background: var(--c-title-2);
}

.win.is-minimized {
  display: none;
}

.win.is-maximized {
  border-color: var(--c-light) var(--c-shadow) var(--c-shadow) var(--c-light);
}

.win-titlebar {
  display: flex;
  align-items: center;
  height: var(--title-h);
  background: var(--c-title);
  color: var(--c-title-fg);
  padding: 1px 2px 1px 2px;
  font-weight: 700;
  font-size: 11px;
  cursor: default;
  user-select: none;
  flex: 0 0 auto;
}

.win.is-inactive .win-titlebar {
  background: var(--c-title-2);
}

.win-title-icon {
  width: 16px;
  height: 14px;
  display: grid;
  place-items: center;
  margin-right: 3px;
  flex: 0 0 auto;
}

.win-title-text {
  flex: 1;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
  padding-right: 4px;
}

.win-title-buttons {
  display: flex;
  gap: 0;
  flex: 0 0 auto;
}

.win-title-btn {
  width: 16px;
  height: 14px;
  display: grid;
  place-items: center;
  background: var(--c-face);
  border: 1px solid;
  border-color: var(--c-light) var(--c-shadow) var(--c-shadow) var(--c-light);
  color: #000;
  font-size: 10px;
  font-weight: 700;
  font-family: var(--font-mono);
  padding: 0;
  line-height: 1;
  cursor: default;
  margin-left: 1px;
}
.win-title-btn:active {
  border-color: var(--c-shadow) var(--c-light) var(--c-light) var(--c-shadow);
  padding: 1px 0 0 1px;
}
.win-title-btn.close::before {
  content: "✕";
  font-size: 9px;
}
.win-title-btn.min::before {
  content: "_";
  font-size: 11px;
  font-weight: 700;
}
.win-title-btn.max::before {
  content: "▢";
  font-size: 9px;
}
.win-title-btn.restore::before {
  content: "▣";
  font-size: 9px;
}

.win-menubar {
  display: flex;
  gap: 0;
  padding: 1px 2px;
  background: var(--c-face);
  border-bottom: 1px solid var(--c-shadow);
  flex: 0 0 auto;
  font-size: 11px;
}
.win-menubar-item {
  padding: 2px 6px;
  cursor: default;
}
.win-menubar-item.is-active,
.win-menubar-item:hover {
  background: var(--c-select);
  color: var(--c-select-fg);
}

.win-body {
  flex: 1;
  display: flex;
  flex-direction: column;
  min-height: 0;
  position: relative;
  background: var(--c-face);
}

.win-statusbar {
  flex: 0 0 auto;
  display: flex;
  border-top: 1px solid var(--c-shadow);
  background: var(--c-face);
  font-size: 11px;
  height: 16px;
}
.win-statusbar-cell {
  flex: 1;
  padding: 1px 4px;
  border: 1px solid;
  border-color: var(--c-shadow) var(--c-light) var(--c-light) var(--c-shadow);
  display: flex;
  align-items: center;
  gap: 4px;
}

.win-resize {
  position: absolute;
  width: 14px;
  height: 14px;
  right: 0;
  bottom: 0;
  cursor: nwse-resize;
  z-index: 5;
}
.win-resize::after {
  content: "";
  position: absolute;
  right: 1px;
  bottom: 1px;
  width: 11px;
  height: 11px;
  background:
    linear-gradient(135deg, transparent 0 5px, var(--c-dark) 5px 6px, transparent 6px 8px, var(--c-dark) 8px 9px, transparent 9px),
    linear-gradient(135deg, transparent 0 8px, var(--c-dark) 8px 9px, transparent 9px);
}

.win.is-resizing,
.win.is-dragging {
  user-select: none;
}

/* ---------- Window content variants ---------- */
.win-content {
  flex: 1;
  min-height: 0;
  overflow: auto;
  background: var(--c-face);
  padding: 4px;
  display: flex;
  flex-direction: column;
  position: relative;
}

/* ---------- Generic win98 controls ---------- */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-width: 72px;
  height: 22px;
  padding: 0 8px;
  background: var(--c-face);
  border: 2px solid;
  border-color: var(--c-light) var(--c-shadow) var(--c-shadow) var(--c-light);
  color: #000;
  font-family: inherit;
  font-size: 11px;
  cursor: default;
}
.btn:active {
  border-color: var(--c-shadow) var(--c-light) var(--c-light) var(--c-shadow);
  padding: 1px 7px 0 9px;
}
.btn.is-default {
  outline: 1px dotted #000;
  outline-offset: -4px;
}
.btn[disabled] {
  color: var(--c-shadow);
  text-shadow: 1px 1px 0 #fff;
}

.field {
  height: 20px;
  padding: 2px 4px;
  background: #fff;
  border: 2px solid;
  border-color: var(--c-shadow) var(--c-light) var(--c-light) var(--c-shadow);
  font-family: inherit;
  font-size: 11px;
  color: #000;
}
textarea.field {
  height: auto;
  min-height: 80px;
}

.group {
  border: 1px solid var(--c-shadow);
  padding: 8px 6px 4px;
  margin: 4px 2px;
  position: relative;
}
.group > .group-label {
  position: absolute;
  top: -7px;
  left: 8px;
  background: var(--c-face);
  padding: 0 4px;
  font-size: 11px;
}

.listbox {
  background: #fff;
  border: 2px solid;
  border-color: var(--c-shadow) var(--c-light) var(--c-light) var(--c-shadow);
  font-size: 11px;
  overflow: auto;
}
.listbox-item {
  padding: 2px 4px;
  cursor: default;
  white-space: nowrap;
  display: flex;
  align-items: center;
  gap: 4px;
}
.listbox-item.is-selected {
  background: var(--c-select);
  color: var(--c-select-fg);
}

.checkbox,
.radio {
  display: inline-flex;
  align-items: center;
  gap: 4px;
  cursor: default;
  margin: 2px 0;
  font-size: 11px;
}
.checkbox input,
.radio input {
  width: 12px;
  height: 12px;
  margin: 0;
  accent-color: #000;
}

hr.sep {
  border: none;
  border-top: 1px solid var(--c-shadow);
  border-bottom: 1px solid var(--c-light);
  margin: 4px 0;
}

.toolbar {
  display: flex;
  gap: 2px;
  padding: 2px 2px;
  border-bottom: 1px solid var(--c-shadow);
  background: var(--c-face);
  align-items: center;
  flex: 0 0 auto;
}
.toolbar-btn {
  width: 22px;
  height: 22px;
  display: grid;
  place-items: center;
  background: var(--c-face);
  border: 2px solid;
  border-color: var(--c-light) var(--c-shadow) var(--c-shadow) var(--c-light);
  padding: 0;
}
.toolbar-btn:active {
  border-color: var(--c-shadow) var(--c-light) var(--c-light) var(--c-shadow);
}
.toolbar-sep {
  width: 2px;
  height: 22px;
  background: var(--c-shadow);
  border-right: 1px solid var(--c-light);
  margin: 0 4px;
}

/* ---------- Clipboard peek ---------- */
.clipboard-peek {
  position: fixed;
  bottom: calc(var(--tb-h) + 4px);
  right: 4px;
  width: 280px;
  background: var(--c-face);
  border: 2px solid;
  border-color: var(--c-light) var(--c-shadow) var(--c-shadow) var(--c-light);
  box-shadow: 1px 1px 0 rgba(0, 0, 0, 0.4);
  font-size: 11px;
  z-index: 9200;
}
.clipboard-peek-title {
  background: var(--c-title);
  color: var(--c-title-fg);
  font-weight: 700;
  padding: 2px 4px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 18px;
}
.clipboard-peek-close {
  background: var(--c-face);
  border: 1px solid;
  border-color: var(--c-light) var(--c-shadow) var(--c-shadow) var(--c-light);
  width: 14px;
  height: 12px;
  font-size: 9px;
  padding: 0;
  line-height: 1;
}
.clipboard-peek-content {
  margin: 0;
  padding: 6px;
  font-family: var(--font-mono);
  font-size: 11px;
  white-space: pre-wrap;
  word-break: break-word;
  max-height: 160px;
  overflow: auto;
  background: #fff;
  border: 2px solid;
  border-color: var(--c-shadow) var(--c-light) var(--c-light) var(--c-shadow);
  margin: 4px;
}

/* ---------- App-specific styles ---------- */

/* Notepad */
.notepad-area {
  flex: 1;
  width: 100%;
  resize: none;
  font-family: var(--font-mono);
  font-size: 13px;
  background: #fff;
  color: #000;
  border: 2px solid;
  border-color: var(--c-shadow) var(--c-light) var(--c-light) var(--c-shadow);
  padding: 2px 4px;
}

/* Calculator */
.calc {
  flex: 1;
  display: flex;
  flex-direction: column;
  gap: 6px;
  padding: 6px;
}
.calc-screen {
  background: #fff;
  border: 2px solid;
  border-color: var(--c-shadow) var(--c-light) var(--c-light) var(--c-shadow);
  padding: 4px 6px;
  text-align: right;
  font-family: var(--font-mono);
  font-size: 18px;
  min-height: 28px;
  overflow: hidden;
}
.calc-screen .small {
  display: block;
  font-size: 11px;
  color: #444;
  text-align: right;
  height: 13px;
}
.calc-keys {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 4px;
}
.calc-keys button {
  height: 28px;
  font-family: var(--font-mono);
  font-size: 13px;
  background: var(--c-face);
  border: 2px solid;
  border-color: var(--c-light) var(--c-shadow) var(--c-shadow) var(--c-light);
  color: #000;
}
.calc-keys button:active {
  border-color: var(--c-shadow) var(--c-light) var(--c-light) var(--c-shadow);
}
.calc-keys .op { color: var(--c-red); font-weight: 700; }
.calc-keys .eq { color: var(--c-red); font-weight: 700; }
.calc-keys .num { font-weight: 700; }
.calc-keys .wide { grid-column: span 2; }

/* Paint */
.paint {
  flex: 1;
  display: flex;
  flex-direction: column;
  background: var(--c-btnface);
  min-height: 0;
}
.paint-toolbar {
  display: flex;
  flex-wrap: wrap;
  gap: 4px;
  padding: 4px;
  border-bottom: 1px solid var(--c-shadow);
  align-items: center;
  background: var(--c-face);
}
.paint-canvas-wrap {
  flex: 1;
  overflow: auto;
  padding: 12px;
  background:
    repeating-conic-gradient(#e0e0e0 0% 25%, #fff 0% 50%) 0 0 / 16px 16px;
  display: flex;
  justify-content: center;
  align-items: flex-start;
}
.paint-canvas {
  background: #fff;
  border: 1px solid var(--c-shadow);
  box-shadow: 1px 1px 0 #000;
  cursor: crosshair;
  image-rendering: pixelated;
}
.paint-color-row {
  display: flex;
  gap: 2px;
  padding: 4px;
  border-top: 1px solid var(--c-shadow);
  background: var(--c-face);
  align-items: center;
}
.paint-swatch {
  width: 16px;
  height: 16px;
  border: 1px solid #000;
  cursor: pointer;
}
.paint-swatch.active {
  outline: 2px solid #fff;
  outline-offset: -4px;
  box-shadow: 0 0 0 1px #000;
}

/* Minesweeper */
.mine {
  flex: 1;
  display: flex;
  flex-direction: column;
  background: var(--c-btnface);
  padding: 6px;
  gap: 6px;
  min-height: 0;
}
.mine-bar {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 4px 8px;
  border: 2px solid;
  border-color: var(--c-shadow) var(--c-light) var(--c-light) var(--c-shadow);
  background: var(--c-btnface);
}
.mine-bar .led {
  background: #300;
  color: var(--c-red);
  font-family: var(--font-px);
  font-size: 22px;
  padding: 0 4px;
  min-width: 40px;
  text-align: center;
  border: 1px solid #000;
}
.mine-face {
  width: 28px;
  height: 28px;
  font-size: 18px;
  background: var(--c-btnface);
  border: 2px solid;
  border-color: var(--c-light) var(--c-shadow) var(--c-shadow) var(--c-light);
  display: grid;
  place-items: center;
  cursor: default;
}
.mine-face:active {
  border-color: var(--c-shadow) var(--c-light) var(--c-light) var(--c-shadow);
}
.mine-grid {
  display: grid;
  gap: 0;
  border: 3px solid;
  border-color: var(--c-shadow) var(--c-light) var(--c-light) var(--c-shadow);
  padding: 2px;
  background: var(--c-btnface);
  margin: 0 auto;
  user-select: none;
}
.mine-cell {
  width: 22px;
  height: 22px;
  border: 2px solid;
  border-color: var(--c-light) var(--c-shadow) var(--c-shadow) var(--c-light);
  background: var(--c-btnface);
  display: grid;
  place-items: center;
  font-weight: 700;
  font-size: 13px;
  cursor: default;
  font-family: var(--font-ui);
}
.mine-cell.is-open {
  border: 1px solid var(--c-shadow);
  background: var(--c-btnface-2);
}
.mine-cell.is-flag::before { content: "⚑"; color: var(--c-red); }
.mine-cell.is-mine::before { content: "✸"; color: #000; }
.mine-cell.n1 { color: #0000ff; }
.mine-cell.n2 { color: #008000; }
.mine-cell.n3 { color: #ff0000; }
.mine-cell.n4 { color: #000080; }
.mine-cell.n5 { color: #800000; }
.mine-cell.n6 { color: #008080; }
.mine-cell.n7 { color: #000000; }
.mine-cell.n8 { color: #808080; }

/* Solitaire */
.solitaire {
  flex: 1;
  display: flex;
  flex-direction: column;
  padding: 8px;
  background: #007a3d;
  background:
    radial-gradient(ellipse at center, #008b3a 0%, #005c2c 100%);
  min-height: 0;
  color: #fff;
}
.solitaire-top,
.solitaire-bottom {
  display: flex;
  gap: 12px;
  margin: 4px 0;
  min-height: 96px;
}
.solitaire-pile {
  flex: 0 0 72px;
  width: 72px;
  height: 96px;
  border: 2px dashed rgba(255, 255, 255, 0.4);
  border-radius: 4px;
  display: grid;
  place-items: center;
  position: relative;
}
.solitaire-pile.is-stock { cursor: pointer; }
.solitaire-card {
  position: absolute;
  width: 64px;
  height: 88px;
  background: #fff;
  border: 1px solid #000;
  border-radius: 4px;
  box-shadow: 1px 1px 2px rgba(0, 0, 0, 0.4);
  font-size: 14px;
  font-weight: 700;
  display: flex;
  flex-direction: column;
  padding: 2px 4px;
  cursor: default;
  color: #000;
  user-select: none;
}
.solitaire-card.red { color: var(--c-red); }
.solitaire-card .card-rank {
  font-size: 14px;
  line-height: 1;
}
.solitaire-card .card-suit {
  font-size: 22px;
  line-height: 1;
  margin-top: 2px;
}
.solitaire-card.face-down {
  background:
    repeating-linear-gradient(45deg, #2030a0 0 6px, #4050c0 6px 12px);
  color: transparent;
  border: 1px solid #000;
}
.solitaire-pile .solitaire-card:not(:first-child) {
  top: calc(var(--stack-i, 0) * 14px);
}
.solitaire-status {
  background: rgba(0, 0, 0, 0.4);
  padding: 4px 8px;
  border-radius: 4px;
  font-size: 11px;
  display: flex;
  justify-content: space-between;
  align-items: center;
}

/* Winamp */
.winamp {
  flex: 1;
  display: flex;
  flex-direction: column;
  background: #2a2a2a;
  color: var(--c-green);
  font-family: var(--font-mono);
  min-height: 0;
  padding: 6px;
  gap: 6px;
}
.winamp-title {
  font-family: var(--font-ui);
  font-weight: 700;
  font-size: 12px;
  color: #ddd;
  letter-spacing: 2px;
  text-align: center;
}
.winamp-spectrum {
  display: flex;
  align-items: flex-end;
  gap: 2px;
  height: 56px;
  background: #0a0a0a;
  border: 2px solid;
  border-color: var(--c-shadow) var(--c-light) var(--c-light) var(--c-shadow);
  padding: 2px;
}
.winamp-bar {
  flex: 1;
  background: linear-gradient(
    180deg,
    var(--c-red) 0 14%,
    var(--c-yellow) 14% 60%,
    var(--c-green) 60% 100%
  );
  min-height: 2px;
}
.winamp-display {
  display: flex;
  justify-content: space-between;
  gap: 6px;
  font-size: 11px;
  font-family: var(--font-mono);
  background: #050505;
  border: 2px solid;
  border-color: var(--c-shadow) var(--c-light) var(--c-light) var(--c-shadow);
  padding: 4px 8px;
}
.winamp-display .track {
  flex: 1;
  color: var(--c-cyan);
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}
.winamp-display .time {
  color: var(--c-green);
}
.winamp-ctrls {
  display: grid;
  grid-template-columns: repeat(6, 1fr);
  gap: 2px;
}
.winamp-ctrls button {
  height: 22px;
  background: var(--c-face);
  border: 2px solid;
  border-color: var(--c-light) var(--c-shadow) var(--c-shadow) var(--c-light);
  color: #000;
  font-family: var(--font-ui);
  font-size: 10px;
  font-weight: 700;
}
.winamp-ctrls button:active {
  border-color: var(--c-shadow) var(--c-light) var(--c-light) var(--c-shadow);
}
.winamp-playlist {
  flex: 1;
  min-height: 60px;
  background: #050505;
  color: var(--c-green);
  border: 2px solid;
  border-color: var(--c-shadow) var(--c-light) var(--c-light) var(--c-shadow);
  font-family: var(--font-mono);
  font-size: 11px;
  overflow: auto;
  padding: 2px 0;
}
.winamp-playlist .row {
  padding: 2px 6px;
  cursor: default;
  display: flex;
  justify-content: space-between;
}
.winamp-playlist .row.is-active {
  background: #103040;
  color: var(--c-cyan);
}
.winamp-playlist .row:hover {
  background: #203040;
}
.winamp-eq {
  display: flex;
  gap: 4px;
  height: 50px;
  align-items: flex-end;
  background: #0a0a0a;
  border: 2px solid;
  border-color: var(--c-shadow) var(--c-light) var(--c-light) var(--c-shadow);
  padding: 2px 4px;
}
.winamp-eq .slider {
  flex: 1;
  text-align: center;
  font-size: 8px;
  color: var(--c-shadow);
}
.winamp-eq .track {
  width: 6px;
  height: 40px;
  background: #1a1a1a;
  border: 1px solid #000;
  position: relative;
  margin: 0 auto 2px;
}
.winamp-eq .thumb {
  position: absolute;
  left: -2px;
  right: -2px;
  height: 4px;
  background: var(--c-green);
  border: 1px solid #000;
}
.winamp-volume {
  display: flex;
  gap: 4px;
  align-items: center;
}
.winamp-volume input[type="range"] {
  flex: 1;
}
.winamp-load {
  display: flex;
  gap: 4px;
}

/* File Explorer */
.explorer {
  flex: 1;
  display: flex;
  flex-direction: column;
  min-height: 0;
  background: var(--c-face);
}
.explorer-address {
  display: flex;
  gap: 4px;
  padding: 4px;
  align-items: center;
  background: var(--c-face);
  border-bottom: 1px solid var(--c-shadow);
}
.explorer-address .field { flex: 1; }
.explorer-body {
  flex: 1;
  display: flex;
  min-height: 0;
}
.explorer-tree {
  width: 160px;
  border-right: 2px solid;
  border-color: var(--c-light) var(--c-shadow) var(--c-shadow) var(--c-light);
  background: #fff;
  padding: 4px;
  overflow: auto;
  font-size: 11px;
}
.tree-node {
  padding: 2px 4px;
  cursor: default;
  display: flex;
  align-items: center;
  gap: 4px;
  white-space: nowrap;
}
.tree-node:hover { background: var(--c-face-dim); }
.tree-node.is-selected { background: var(--c-select); color: var(--c-select-fg); }
.tree-node .caret {
  width: 12px;
  text-align: center;
}
.tree-children {
  margin-left: 12px;
  display: none;
}
.tree-node.is-open > .tree-children {
  display: block;
}
.explorer-list {
  flex: 1;
  background: #fff;
  padding: 4px;
  overflow: auto;
  display: grid;
  grid-template-columns: repeat(auto-fill, 80px);
  grid-auto-rows: 76px;
  gap: 4px;
  align-content: flex-start;
}
.explorer-item {
  display: flex;
  flex-direction: column;
  align-items: center;
  text-align: center;
  padding: 4px;
  cursor: default;
  font-size: 11px;
  color: #000;
  border: 1px dotted transparent;
}
.explorer-item:hover {
  border-color: var(--c-face-dim);
}
.explorer-item.is-selected {
  border-color: var(--c-select);
  background: rgba(0, 0, 128, 0.1);
}
.explorer-item .icon {
  width: 32px;
  height: 32px;
  display: grid;
  place-items: center;
  margin-bottom: 4px;
}
.explorer-item .label {
  word-break: break-word;
}

/* Demo stubs */
.stub {
  flex: 1;
  display: flex;
  flex-direction: column;
  background: #000;
  color: #fff;
  font-family: var(--font-mono);
  padding: 12px;
  gap: 8px;
  min-height: 0;
}
.stub-title {
  font-weight: 700;
  font-size: 16px;
  color: var(--c-amber);
  letter-spacing: 2px;
}
.stub-canvas {
  flex: 1;
  background: #050505;
  border: 2px solid;
  border-color: var(--c-shadow) var(--c-light) var(--c-light) var(--c-shadow);
  display: grid;
  place-items: center;
  position: relative;
  min-height: 0;
  overflow: hidden;
}
.stub-info {
  display: flex;
  gap: 8px;
  align-items: center;
  font-size: 11px;
  background: #0a0a0a;
  padding: 4px 8px;
}
.stub-stage {
  font-family: var(--font-mono);
  color: var(--c-green);
}

/* About */
.about {
  flex: 1;
  display: flex;
  gap: 12px;
  padding: 12px;
  background: var(--c-face);
}
.about-logo {
  width: 64px;
  height: 64px;
  display: grid;
  place-items: center;
  font-size: 28px;
  font-weight: 700;
  background: var(--c-title);
  color: var(--c-title-fg);
  border: 2px solid;
  border-color: var(--c-light) var(--c-shadow) var(--c-shadow) var(--c-light);
}
.about-body {
  flex: 1;
  display: flex;
  flex-direction: column;
  gap: 6px;
  font-size: 11px;
}
.about-body h2 {
  margin: 0;
  font-size: 14px;
}
.about-body .credit {
  color: var(--c-shadow);
}
.about-actions {
  display: flex;
  justify-content: flex-end;
  padding: 0 12px 12px;
  background: var(--c-face);
}

/* ---------- Responsive (mobile niceties) ---------- */
@media (max-width: 720px) {
  .desktop-icons {
    grid-template-columns: repeat(auto-fill, 72px);
    grid-auto-rows: 80px;
  }
  .desktop-icon {
    width: 72px;
  }
  .start-menu { width: calc(100vw - 16px); left: 8px; }
  .tb-btn { min-width: 80px; }
  .tray-clock { min-width: 44px; }
}

/* ============================================================
   Office 2000 chrome — shared menubar / toolbar / statusbar
   ============================================================ */
.office-menubar {
  display: flex;
  align-items: center;
  height: 20px;
  background: var(--c-face);
  border-bottom: 1px solid var(--c-shadow);
  padding: 0 2px;
  flex: 0 0 auto;
  font-size: 11px;
  position: relative;
}
.office-menu-item {
  padding: 1px 6px;
  cursor: default;
  user-select: none;
}
.office-menu-item.is-open {
  background: var(--c-select);
  color: var(--c-select-fg);
  outline: 1px solid var(--c-shadow);
}
.office-menu-item.is-disabled { color: var(--c-shadow); }

.office-menubar-dropdown {
  position: fixed;
  background: var(--c-face);
  border: 2px solid;
  border-color: var(--c-light) var(--c-shadow) var(--c-shadow) var(--c-light);
  box-shadow: 2px 2px 4px rgba(0, 0, 0, 0.3);
  padding: 2px;
  min-width: 180px;
  font-size: 11px;
  z-index: 99999;
  color: #000;
}
.office-menu-dd-item {
  display: grid;
  grid-template-columns: 18px 1fr 60px;
  align-items: center;
  gap: 4px;
  padding: 2px 6px;
  cursor: default;
  white-space: nowrap;
}
.office-menu-dd-item:hover { background: var(--c-select); color: var(--c-select-fg); }
.office-menu-dd-item.is-disabled { color: var(--c-shadow); }
.office-menu-dd-item.is-disabled:hover { background: transparent; color: var(--c-shadow); }
.office-menu-dd-sep {
  height: 1px;
  margin: 2px 2px;
  background: var(--c-shadow);
  border-bottom: 1px solid var(--c-light);
}
.office-menu-dd-item .dd-check { font-size: 10px; }
.office-menu-dd-item .dd-shortcut { text-align: right; opacity: 0.7; font-size: 10px; }

.office-toolbar {
  display: flex;
  align-items: center;
  gap: 0;
  padding: 2px 4px;
  background: var(--c-face);
  border-bottom: 1px solid var(--c-shadow);
  flex: 0 0 auto;
  min-height: 30px;
  flex-wrap: wrap;
}
.office-toolbar-group {
  display: flex;
  align-items: center;
  gap: 1px;
  padding: 0 2px;
}
.office-toolbar-sep {
  width: 1px;
  height: 22px;
  background: var(--c-shadow);
  border-right: 1px solid var(--c-light);
  margin: 0 3px;
  align-self: center;
}
.office-tb-btn {
  min-width: 22px;
  height: 22px;
  padding: 0 4px;
  background: var(--c-face);
  border: 1px solid transparent;
  color: #000;
  font-family: "Times New Roman", serif;
  font-size: 12px;
  font-weight: 400;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  cursor: default;
  position: relative;
}
.office-tb-btn:not(.is-disabled):hover {
  border-color: var(--c-light) var(--c-shadow) var(--c-shadow) var(--c-light);
  background: var(--c-face);
}
.office-tb-btn.toggle.is-active {
  border-color: var(--c-shadow) var(--c-light) var(--c-light) var(--c-shadow);
  background: #d4d0c8;
  box-shadow: inset 1px 1px 0 rgba(0, 0, 0, 0.2);
}
.office-tb-btn.is-disabled { color: var(--c-shadow); }
.office-tb-btn.bold { font-weight: 700; font-family: "Times New Roman", serif; }
.office-tb-btn.italic { font-style: italic; font-family: "Times New Roman", serif; }
.office-tb-btn.underline { text-decoration: underline; font-family: "Times New Roman", serif; }
.office-tb-select {
  height: 22px;
  background: #fff;
  border: 2px solid;
  border-color: var(--c-shadow) var(--c-light) var(--c-light) var(--c-shadow);
  font-family: inherit;
  font-size: 11px;
  color: #000;
  padding: 0 2px;
  min-width: 80px;
}
.office-tb-label {
  font-size: 11px;
  color: #000;
  padding: 0 4px;
}
.office-tb-input {
  height: 20px;
  width: 80px;
}

/* ---------- Generic form rows (used in dialogs/forms) ---------- */
.form-row {
  display: flex;
  align-items: center;
  gap: 6px;
  margin: 4px 0;
  font-size: 11px;
}
.form-row > label {
  width: 80px;
  color: #000;
  flex: 0 0 auto;
}
.form-row > .field,
.form-row > select,
.form-row > textarea {
  flex: 1;
}

/* ---------- Word 2000 ---------- */
.word {
  flex: 1;
  display: flex;
  flex-direction: column;
  background: #5a7a9a; /* the "desk" around the page */
  min-height: 0;
}
.word-pages {
  flex: 1;
  overflow: auto;
  padding: 20px;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 16px;
}
.word-page {
  width: 612px;
  min-height: 792px;
  background: #fff;
  box-shadow: 2px 2px 6px rgba(0, 0, 0, 0.3);
  padding: 72px 90px;
  font-family: "Times New Roman", "Liberation Serif", serif;
  font-size: 12pt;
  color: #000;
  outline: none;
  caret-color: #000;
}
.word-page:focus { outline: 1px solid #808080; }
.word-page p {
  margin: 0 0 8pt 0;
  white-space: pre-wrap;
  word-break: break-word;
}
.word-page p.align-left   { text-align: left; }
.word-page p.align-center { text-align: center; }
.word-page p.align-right  { text-align: right; }
.word-page p.align-justify{ text-align: justify; }
.word-page .run { display: inline; }
.word-page .run.bold { font-weight: 700; }
.word-page .run.italic { font-style: italic; }
.word-page .run.underline { text-decoration: underline; }

/* ---------- Excel 2000 ---------- */
.excel {
  flex: 1;
  display: flex;
  flex-direction: column;
  background: var(--c-face);
  min-height: 0;
}
.excel-formula {
  display: flex;
  gap: 4px;
  padding: 3px 4px;
  background: var(--c-face);
  border-bottom: 1px solid var(--c-shadow);
  align-items: center;
}
.excel-formula .name-box {
  width: 80px;
  font-family: var(--font-mono);
  font-size: 11px;
  text-align: center;
  border: 2px solid;
  border-color: var(--c-shadow) var(--c-light) var(--c-light) var(--c-shadow);
  background: #fff;
  height: 20px;
  padding: 0 4px;
}
.excel-formula .formula-input {
  flex: 1;
  height: 20px;
  background: #fff;
  border: 2px solid;
  border-color: var(--c-shadow) var(--c-light) var(--c-light) var(--c-shadow);
  font-family: "Times New Roman", serif;
  font-size: 12px;
  padding: 0 4px;
  color: #000;
}
.excel-formula .fx {
  width: 22px;
  height: 20px;
  background: var(--c-face);
  border: 2px solid;
  border-color: var(--c-light) var(--c-shadow) var(--c-shadow) var(--c-light);
  font-family: "Times New Roman", serif;
  font-style: italic;
  font-weight: 700;
  color: #000;
  padding: 0;
  cursor: default;
}
.excel-grid-wrap {
  flex: 1;
  min-height: 0;
  overflow: auto;
  background: #fff;
  position: relative;
}
.excel-grid {
  border-collapse: collapse;
  font-family: "Times New Roman", serif;
  font-size: 12px;
  color: #000;
  background: #fff;
  user-select: none;
}
.excel-grid th.corner {
  width: 32px;
  height: 18px;
  background: var(--c-face);
  border: 1px solid var(--c-shadow);
  position: sticky;
  top: 0;
  left: 0;
  z-index: 5;
}
.excel-grid th.col {
  background: var(--c-face);
  border: 1px solid var(--c-shadow);
  font-weight: 400;
  font-size: 11px;
  color: #000;
  min-width: 64px;
  width: 64px;
  height: 18px;
  padding: 0 2px;
  position: sticky;
  top: 0;
  z-index: 4;
  text-align: center;
}
.excel-grid th.row {
  background: var(--c-face);
  border: 1px solid var(--c-shadow);
  font-weight: 400;
  font-size: 11px;
  color: #000;
  width: 32px;
  min-width: 32px;
  height: 18px;
  position: sticky;
  left: 0;
  z-index: 4;
  text-align: center;
}
.excel-grid td.cell {
  border: 1px solid #c0c0c0;
  min-width: 64px;
  width: 64px;
  height: 18px;
  padding: 0 2px;
  background: #fff;
  cursor: cell;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}
.excel-grid td.cell.is-active {
  outline: 2px solid #000;
  outline-offset: -2px;
  z-index: 3;
  position: relative;
}
.excel-grid td.cell.is-range {
  background: #e6e6e6;
}
.excel-grid td.cell.is-formula {
  color: #000;
  font-style: italic;
}
.excel-grid td.cell input {
  width: 100%;
  height: 16px;
  border: none;
  outline: none;
  font: inherit;
  background: transparent;
  color: #000;
  padding: 0;
}

/* ---------- PowerPoint 2000 ---------- */
.ppt {
  flex: 1;
  display: flex;
  min-height: 0;
  background: var(--c-face);
}
.ppt-slides {
  width: 140px;
  background: var(--c-face);
  border-right: 2px solid;
  border-color: var(--c-light) var(--c-shadow) var(--c-shadow) var(--c-light);
  overflow-y: auto;
  padding: 6px;
  display: flex;
  flex-direction: column;
  gap: 6px;
}
.ppt-slide-thumb {
  width: 124px;
  height: 78px;
  background: #fff;
  border: 1px solid var(--c-shadow);
  position: relative;
  cursor: default;
  overflow: hidden;
}
.ppt-slide-thumb.is-active {
  border: 2px solid #ff8000;
  outline: 1px solid #000;
}
.ppt-slide-thumb .thumb-num {
  position: absolute;
  bottom: 2px;
  right: 4px;
  font-size: 9px;
  color: #808080;
  background: rgba(255, 255, 255, 0.8);
  padding: 0 2px;
}
.ppt-stage {
  flex: 1;
  display: flex;
  flex-direction: column;
  background: #808080;
  background:
    repeating-conic-gradient(#909090 0% 25%, #707070 0% 50%) 0 0 / 24px 24px;
  min-width: 0;
}
.ppt-stage-canvas {
  flex: 1;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 24px;
  overflow: auto;
}
.ppt-slide-canvas {
  width: 640px;
  height: 360px;
  background: #fff;
  border: 1px solid #000;
  box-shadow: 2px 2px 6px rgba(0, 0, 0, 0.4);
  position: relative;
  flex: 0 0 auto;
}
.ppt-obj {
  position: absolute;
  border: 1px dashed transparent;
  user-select: none;
  display: flex;
  align-items: center;
  justify-content: center;
  text-align: center;
  cursor: default;
}
.ppt-obj.is-selected { border-color: #ff8000; }
.ppt-obj.text {
  font-family: "Tahoma", sans-serif;
  color: #000;
  padding: 2px 4px;
  white-space: pre-wrap;
}
.ppt-obj.shape {
  border: 1px solid #000;
}
.ppt-obj.shape.circle { border-radius: 50%; }
.ppt-obj.shape.triangle {
  background: transparent !important;
  border: none;
  width: 0 !important; height: 0 !important;
  border-left-style: solid;
  border-left-color: transparent;
  border-right-style: solid;
  border-right-color: transparent;
  border-bottom-style: solid;
  border-bottom-color: var(--shape-color, #ff0000);
}
.ppt-stage-controls {
  display: flex;
  gap: 4px;
  padding: 4px;
  background: var(--c-face);
  border-top: 1px solid var(--c-shadow);
  align-items: center;
}
.ppt-stage-controls .spacer { flex: 1; }

/* ---------- Outlook 2000 ---------- */
.outlook {
  flex: 1;
  display: flex;
  flex-direction: column;
  background: var(--c-face);
  min-height: 0;
}
.outlook-toolbar {
  display: flex;
  align-items: center;
  gap: 4px;
  padding: 2px 4px;
  background: var(--c-face);
  border-bottom: 1px solid var(--c-shadow);
  flex: 0 0 auto;
}
.outlook-toolbar .office-tb-btn {
  border: 1px solid transparent;
  padding: 0 6px;
  font-family: Tahoma, sans-serif;
  font-size: 11px;
}
.outlook-body {
  flex: 1;
  display: flex;
  min-height: 0;
}
.outlook-folders {
  width: 160px;
  background: var(--c-face);
  border-right: 2px solid;
  border-color: var(--c-light) var(--c-shadow) var(--c-shadow) var(--c-light);
  overflow: auto;
  padding: 4px;
  font-size: 11px;
}
.outlook-folder {
  display: flex;
  align-items: center;
  gap: 4px;
  padding: 2px 4px;
  cursor: default;
  border: 1px dotted transparent;
}
.outlook-folder:hover { background: var(--c-face-dim); }
.outlook-folder.is-active { background: var(--c-select); color: var(--c-select-fg); }
.outlook-folder .unread { font-weight: 700; }
.outlook-list {
  width: 240px;
  background: #fff;
  border-right: 2px solid;
  border-color: var(--c-light) var(--c-shadow) var(--c-shadow) var(--c-light);
  overflow: auto;
  font-size: 11px;
  color: #000;
}
.outlook-list-row {
  display: grid;
  grid-template-columns: 1fr 100px;
  gap: 4px;
  padding: 2px 4px;
  border-bottom: 1px solid #e0e0e0;
  cursor: default;
  white-space: nowrap;
  overflow: hidden;
}
.outlook-list-row .from { font-weight: 600; overflow: hidden; text-overflow: ellipsis; }
.outlook-list-row .date { color: #444; text-align: right; }
.outlook-list-row .subj { grid-column: 1 / -1; color: #000; font-size: 11px; overflow: hidden; text-overflow: ellipsis; }
.outlook-list-row.is-unread .from { color: #000; }
.outlook-list-row.is-unread .subj { font-weight: 700; }
.outlook-list-row.is-active { background: var(--c-select); color: var(--c-select-fg); }
.outlook-list-row.is-active .date, .outlook-list-row.is-active .subj { color: var(--c-select-fg); }
.outlook-reading {
  flex: 1;
  background: #fff;
  overflow: auto;
  padding: 12px;
  font-size: 12px;
  color: #000;
  display: flex;
  flex-direction: column;
  min-width: 0;
}
.outlook-reading .head {
  border-bottom: 1px solid #c0c0c0;
  padding-bottom: 8px;
  margin-bottom: 8px;
}
.outlook-reading .head h2 {
  margin: 0 0 4px 0;
  font-size: 14px;
}
.outlook-reading .meta { color: #444; font-size: 11px; }
.outlook-reading .body {
  white-space: pre-wrap;
  word-break: break-word;
  font-family: "Times New Roman", serif;
}
.outlook-reading .empty {
  color: #888;
  text-align: center;
  margin: auto;
}

/* Compose window (Outlook new message) reuses word-like editor */
.compose {
  flex: 1;
  display: flex;
  flex-direction: column;
  background: #fff;
  min-height: 0;
}
.compose-fields {
  display: flex;
  flex-direction: column;
  border-bottom: 1px solid #c0c0c0;
}
.compose-field {
  display: flex;
  align-items: center;
  border-bottom: 1px solid #e0e0e0;
  padding: 2px 4px;
  font-size: 11px;
}
.compose-field:last-child { border-bottom: none; }
.compose-field > label {
  width: 60px;
  color: #444;
  font-family: Tahoma, sans-serif;
}
.compose-field > input {
  flex: 1;
  border: none;
  outline: none;
  font-family: "Times New Roman", serif;
  font-size: 12px;
  background: transparent;
  color: #000;
}
.compose-body {
  flex: 1;
  font-family: "Times New Roman", serif;
  font-size: 12pt;
  padding: 8px;
  outline: none;
  white-space: pre-wrap;
  color: #000;
  overflow: auto;
}