:root {
  --desktop-blue: #082d86;
  --title-start: #0a246a;
  --title-end: #3a6ea5;
  --chrome: #d4d0c8;
  --chrome-light: #ffffff;
  --chrome-mid: #808080;
  --chrome-dark: #404040;
  --ink: #111111;
  --selection: #000080;
}

* {
  box-sizing: border-box;
}

html {
  min-height: 100%;
}

body {
  min-height: 100vh;
  margin: 0;
  font-family: Tahoma, Verdana, Arial, sans-serif;
  color: var(--ink);
  background:
    radial-gradient(circle at 18% 14%, rgba(255, 255, 255, 0.1), transparent 25%),
    linear-gradient(145deg, #1645b0 0%, var(--desktop-blue) 50%, #06194f 100%);
}

button,
input {
  font: inherit;
}

.desktop {
  min-height: 100vh;
  padding: 24px;
  display: grid;
  place-items: center;
}

.window {
  width: min(980px, 100%);
  background: var(--chrome);
  border: 2px solid;
  border-color: var(--chrome-light) var(--chrome-dark) var(--chrome-dark) var(--chrome-light);
  box-shadow: 11px 13px 0 rgba(0, 0, 0, 0.28);
}

.title-bar {
  min-height: 34px;
  margin: 2px;
  padding: 4px 5px 4px 7px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 10px;
  color: #fff;
  font-weight: 700;
  background: linear-gradient(90deg, var(--title-start), var(--title-end));
}

.title-bar__identity {
  min-width: 0;
  display: flex;
  align-items: center;
  gap: 7px;
}

.title-bar__identity span:last-child {
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.computer-icon {
  font-size: 18px;
}

.window-controls {
  display: flex;
  gap: 3px;
}

.window-controls button,
.panel-heading button,
.go-button {
  border: 2px solid;
  border-color: var(--chrome-light) var(--chrome-dark) var(--chrome-dark) var(--chrome-light);
  background: var(--chrome);
}

.window-controls button {
  width: 24px;
  height: 23px;
  padding: 0;
  line-height: 17px;
  font-weight: 700;
}

.window-controls button:active,
.panel-heading button:active,
.go-button:active {
  border-color: var(--chrome-dark) var(--chrome-light) var(--chrome-light) var(--chrome-dark);
}

.menu-bar {
  min-height: 27px;
  padding: 4px 10px;
  display: flex;
  align-items: center;
  gap: 19px;
  border-bottom: 1px solid var(--chrome-mid);
  font-size: 14px;
}

.toolbar {
  min-height: 42px;
  padding: 5px 8px;
  display: flex;
  align-items: center;
  gap: 5px;
  border-top: 1px solid var(--chrome-light);
  border-bottom: 1px solid var(--chrome-mid);
}

.toolbar button {
  min-height: 28px;
  padding: 3px 9px;
  border: 1px solid transparent;
  background: transparent;
}

.toolbar button:hover {
  border-color: var(--chrome-light) var(--chrome-mid) var(--chrome-mid) var(--chrome-light);
  background: rgba(255, 255, 255, 0.2);
}

.toolbar-divider {
  width: 1px;
  height: 26px;
  margin: 0 3px;
  background: var(--chrome-mid);
  box-shadow: 1px 0 var(--chrome-light);
}

.address-bar {
  padding: 5px 8px;
  display: grid;
  grid-template-columns: auto minmax(0, 1fr) auto;
  align-items: center;
  gap: 7px;
  border-top: 1px solid var(--chrome-light);
  border-bottom: 1px solid var(--chrome-mid);
  font-size: 13px;
}

.address-input {
  min-width: 0;
  padding: 3px 6px;
  display: flex;
  align-items: center;
  gap: 6px;
  background: #fff;
  border: 2px solid;
  border-color: var(--chrome-mid) var(--chrome-light) var(--chrome-light) var(--chrome-mid);
}

.address-input input {
  width: 100%;
  min-width: 0;
  padding: 0;
  border: 0;
  outline: 0;
  background: transparent;
  color: #111;
}

.go-button {
  min-height: 27px;
  padding: 2px 10px;
}

.workspace {
  min-height: 490px;
  padding: 3px;
  display: grid;
  grid-template-columns: 260px minmax(0, 1fr);
  gap: 3px;
  background: var(--chrome-mid);
}

.folder-panel,
.content-panel {
  min-width: 0;
  background: #fff;
}

.panel-heading {
  padding: 7px 8px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  color: #fff;
  font-weight: 700;
  background: linear-gradient(90deg, var(--title-start), var(--title-end));
}

.panel-heading button {
  width: 22px;
  height: 22px;
  padding: 0;
}

.tree {
  padding: 11px 7px;
  font-size: 14px;
}

.tree-item {
  min-width: 0;
  padding: 6px 7px;
  display: flex;
  align-items: center;
  gap: 6px;
  color: #111;
  text-decoration: none;
}

.tree-item span:last-child {
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.tree-item.nested {
  padding-left: 25px;
}

.tree-item.active {
  color: #fff;
  background: var(--selection);
}

.tree-item:not(.active):hover,
.tree-item:not(.active):focus-visible {
  color: #fff;
  outline: 0;
  background: var(--selection);
}

.tree-guide {
  width: 12px;
  color: inherit;
}

.content-panel {
  overflow: auto;
  background: #fff;
}

.details-view {
  min-width: 520px;
  min-height: 100%;
  font-size: 13px;
}

.details-header,
.file-row {
  display: grid;
  grid-template-columns: minmax(230px, 43%) minmax(290px, 57%);
}

.details-header {
  position: sticky;
  top: 0;
  z-index: 1;
  min-height: 26px;
  background: var(--chrome);
  border-bottom: 1px solid var(--chrome-dark);
}

.details-header > div {
  padding: 4px 7px;
  display: flex;
  align-items: center;
  border: 2px solid;
  border-color: var(--chrome-light) var(--chrome-mid) var(--chrome-mid) var(--chrome-light);
  font-size: 12px;
}

.details-header > div + div {
  border-left-width: 0;
}

.file-row {
  min-height: 28px;
  color: #111;
  text-decoration: none;
}

.file-row:hover,
.file-row:focus-visible {
  color: #fff;
  outline: none;
  background: var(--selection);
}

.file-name,
.file-type {
  min-width: 0;
  padding: 4px 7px;
  display: flex;
  align-items: center;
}

.file-name {
  gap: 6px;
  font-weight: 400;
}

.file-name > span:last-child,
.file-type {
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.file-icon {
  flex: 0 0 auto;
  width: 18px;
  font-size: 15px;
  line-height: 1;
}

.status-bar {
  min-height: 27px;
  margin: 3px;
  padding: 4px 7px;
  display: flex;
  justify-content: space-between;
  gap: 12px;
  border: 2px solid;
  border-color: var(--chrome-mid) var(--chrome-light) var(--chrome-light) var(--chrome-mid);
  font-size: 12px;
}

@media (max-width: 720px) {
  .desktop {
    padding: 8px;
    place-items: start center;
  }

  .window {
    width: 100%;
    box-shadow: 6px 7px 0 rgba(0, 0, 0, 0.25);
  }

  .menu-bar,
  .toolbar {
    overflow-x: auto;
    scrollbar-width: thin;
  }

  .menu-bar {
    gap: 14px;
  }

  .toolbar {
    white-space: nowrap;
  }

  .workspace {
    min-height: 520px;
    grid-template-columns: 1fr;
    grid-template-rows: auto minmax(0, 1fr);
  }

  .folder-panel {
    border-bottom: 3px solid var(--chrome-mid);
  }

  .tree {
    padding: 6px;
    display: grid;
    grid-template-columns: 1fr;
  }

  .tree-item {
    min-height: 30px;
  }

  .content-panel {
    min-height: 340px;
  }

  .details-view {
    min-width: 500px;
  }

  .details-header,
  .file-row {
    grid-template-columns: minmax(215px, 43%) minmax(285px, 57%);
  }
}

@media (max-width: 470px) {
  .desktop {
    padding: 4px;
  }

  .title-bar {
    min-height: 31px;
    font-size: 13px;
  }

  .window-controls button {
    width: 22px;
    height: 21px;
  }

  .menu-bar {
    padding-inline: 7px;
    font-size: 12px;
  }

  .toolbar {
    min-height: 38px;
    padding-inline: 5px;
  }

  .toolbar button {
    padding-inline: 6px;
    font-size: 12px;
  }

  .address-bar {
    grid-template-columns: 1fr auto;
    padding-inline: 5px;
  }

  .address-bar label {
    display: none;
  }

  .tree {
    font-size: 12px;
  }

  .details-view {
    min-width: 470px;
    font-size: 12px;
  }

  .details-header,
  .file-row {
    grid-template-columns: 205px 265px;
  }

  .status-bar {
    font-size: 11px;
  }

  .status-bar span:last-child {
    display: none;
  }
}


/* README.txt row */
.readme-row {
  width: 100%;
  padding: 0;
  border: 0;
  border-radius: 0;
  background: transparent;
  font: inherit;
  text-align: left;
  cursor: default;
}

/* Windows 2000-style Notepad popup */
.hidden {
  display: none !important;
}

.dialog-open {
  overflow: hidden;
}

.notepad-window {
  position: fixed;
  top: 50%;
  left: 50%;
  z-index: 1000;
  width: min(760px, calc(100vw - 32px));
  height: min(650px, calc(100vh - 32px));
  transform: translate(-50%, -50%);
  display: grid;
  grid-template-rows: auto auto minmax(0, 1fr);
  background: var(--chrome);
  border: 2px solid;
  border-color: var(--chrome-light) var(--chrome-dark) var(--chrome-dark) var(--chrome-light);
  box-shadow: 12px 14px 0 rgba(0, 0, 0, 0.32);
}

.notepad-title-bar {
  min-height: 30px;
  margin: 2px;
  padding: 3px 4px 3px 7px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 10px;
  color: #fff;
  font-weight: 700;
  background: linear-gradient(90deg, var(--title-start), var(--title-end));
}

.notepad-title-bar__identity {
  min-width: 0;
  display: flex;
  align-items: center;
  gap: 7px;
}

.notepad-title-bar__identity span:last-child {
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.notepad-close {
  flex: 0 0 auto;
  width: 23px;
  height: 22px;
  padding: 0;
  border: 2px solid;
  border-color: var(--chrome-light) var(--chrome-dark) var(--chrome-dark) var(--chrome-light);
  background: var(--chrome);
  font-weight: 700;
  line-height: 16px;
}

.notepad-close:active {
  border-color: var(--chrome-dark) var(--chrome-light) var(--chrome-light) var(--chrome-dark);
}

.notepad-menu {
  min-height: 27px;
  padding: 4px 10px;
  display: flex;
  align-items: center;
  gap: 20px;
  border-bottom: 1px solid var(--chrome-mid);
  font-size: 13px;
}

.notepad-document {
  margin: 2px;
  padding: 18px 20px;
  overflow: auto;
  outline: none;
  background: #fff;
  border: 2px solid;
  border-color: var(--chrome-mid) var(--chrome-light) var(--chrome-light) var(--chrome-mid);
  font-family: "Courier New", Courier, monospace;
  font-size: 14px;
  line-height: 1.6;
}

.notepad-document p {
  margin: 0 0 1.15em;
}

.notepad-document p:last-child {
  margin-bottom: 0;
}

@media (max-width: 720px) {
  .notepad-window {
    width: calc(100vw - 16px);
    height: calc(100vh - 16px);
  }

  .notepad-document {
    padding: 15px;
    font-size: 13px;
  }
}

.readme-row{appearance:none;-webkit-appearance:none;border:none!important;background:transparent;text-decoration:none;color:inherit;cursor:default;}