/* ── RESET & BASE ──────────────────────────────────────────── */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }

:root {
  --gray:    #c0c0c0;
  --dark:    #808080;
  --darker:  #0a0a0a;
  --white:   #ffffff;
  --navy:    #000080;
  --desktop: #008080;
  --font:    "MS Sans Serif", Tahoma, Arial, sans-serif;
}

html, body {
  width: 100%; height: 100%;
  overflow: hidden;
  font-family: var(--font);
  font-size: 11px;
  background: var(--desktop);
  color: var(--darker);
  user-select: none;
}

/* ── BEVEL MIXINS (as utility classes) ──────────────────────── */
.raised {
  box-shadow:
    inset -1px -1px var(--darker),
    inset  1px  1px var(--white),
    inset -2px -2px var(--dark),
    inset  2px  2px #dfdfdf;
}
.sunken {
  box-shadow:
    inset  1px  1px var(--darker),
    inset -1px -1px var(--white),
    inset  2px  2px var(--dark),
    inset -2px -2px #dfdfdf;
}

/* ── DESKTOP ────────────────────────────────────────────────── */
#desktop {
  position: fixed;
  inset: 0 0 28px 0;
  display: flex;
  flex-direction: column;
  flex-wrap: wrap;
  align-content: flex-start;
  gap: 8px;
  padding: 12px 8px;
}

/* ── ICONS ──────────────────────────────────────────────────── */
.icon {
  display: flex;
  flex-direction: column;
  align-items: center;
  width: 88px;
  padding: 4px;
  cursor: pointer;
  border: 1px solid transparent;
  gap: 4px;
}
.icon:focus,
.icon.selected {
  outline: none;
  border: 1px dotted var(--white);
  background: rgba(0, 0, 128, 0.4);
}
.icon:focus .icon-label,
.icon.selected .icon-label {
  background: var(--navy);
  color: var(--white);
}
.icon-img {
  width: 44px;
  height: 44px;
  image-rendering: pixelated;
}
.icon-label {
  font-size: 11px;
  color: var(--white);
  text-align: center;
  text-shadow: 1px 1px 1px #000;
  word-break: break-word;
  line-height: 1.3;
  padding: 1px 2px;
}

/* ── WIN95 WINDOW ───────────────────────────────────────────── */
.win95-window {
  position: fixed;
  display: none;
  flex-direction: column;
  background: var(--gray);
  border: 2px solid;
  border-color: var(--white) var(--darker) var(--darker) var(--white);
  box-shadow: 1px 1px 0 var(--dark), -1px -1px 0 #dfdfdf;
  min-width: 200px;
  min-height: 120px;
  z-index: 10;
}
.win95-window.open {
  display: flex;
  animation: win-open 0.1s ease-out;
}
.win95-window.maximized {
  left: 0 !important;
  top: 0 !important;
  width: 100% !important;
  height: calc(100% - 28px) !important;
}

@keyframes win-open {
  from { transform: scale(0.92); opacity: 0.6; }
  to   { transform: scale(1);    opacity: 1; }
}

/* ── TITLE BAR ──────────────────────────────────────────────── */
.title-bar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  background: var(--navy);
  padding: 2px 2px 2px 4px;
  gap: 4px;
  flex-shrink: 0;
  cursor: default;
}
.title-bar-left {
  display: flex;
  align-items: center;
  gap: 4px;
  color: var(--white);
  font-weight: bold;
  font-size: 11px;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
  min-width: 0;
}
.title-icon { width: 16px; height: 16px; image-rendering: pixelated; flex-shrink: 0; }

.title-bar-buttons {
  display: flex;
  gap: 2px;
  flex-shrink: 0;
}
.tb-btn {
  width: 16px; height: 14px;
  background: var(--gray);
  border: 1px solid;
  border-color: var(--white) var(--darker) var(--darker) var(--white);
  font-size: 9px;
  line-height: 1;
  cursor: pointer;
  display: flex; align-items: center; justify-content: center;
  font-family: var(--font);
  padding: 0;
}
.tb-btn:active {
  border-color: var(--darker) var(--white) var(--white) var(--darker);
}
.tb-close { color: var(--darker); }

/* ── MENU BAR ───────────────────────────────────────────────── */
.menu-bar {
  display: flex;
  gap: 0;
  padding: 2px 4px;
  flex-shrink: 0;
  border-bottom: 1px solid var(--dark);
}
.menu-bar span {
  padding: 2px 6px;
  cursor: default;
}
.menu-bar span:hover {
  background: var(--navy);
  color: var(--white);
}

/* ── WINDOW CONTENT ─────────────────────────────────────────── */
.win-content {
  flex: 1;
  overflow-y: auto;
  padding: 8px;
}

/* custom scrollbar */
.win-content::-webkit-scrollbar { width: 16px; }
.win-content::-webkit-scrollbar-track {
  background: var(--gray);
  box-shadow: inset 1px 1px var(--dark), inset -1px -1px var(--white);
}
.win-content::-webkit-scrollbar-thumb {
  background: var(--gray);
  box-shadow:
    inset -1px -1px var(--darker),
    inset  1px  1px var(--white),
    inset -2px -2px var(--dark),
    inset  2px  2px #dfdfdf;
}
.win-content::-webkit-scrollbar-button {
  background: var(--gray);
  height: 16px;
  box-shadow:
    inset -1px -1px var(--darker),
    inset  1px  1px var(--white),
    inset -2px -2px var(--dark),
    inset  2px  2px #dfdfdf;
}

/* ── NOTEPAD CONTENT ────────────────────────────────────────── */
.notepad-content {
  background: var(--white);
  font-family: "Courier New", monospace;
  font-size: 12px;
  padding: 8px;
  line-height: 1.6;
  box-shadow: inset 1px 1px var(--dark), inset -1px -1px var(--white);
}
.notepad-content p { min-height: 1.4em; }

/* ── PHOTOS CONTENT ─────────────────────────────────────────── */
.photos-content { background: var(--gray); }
.photo-viewer { display: flex; flex-direction: column; align-items: center; gap: 8px; }
.photo-frame {
  width: 100%;
  min-height: 260px;
  background: #000;
  display: flex; align-items: center; justify-content: center;
  box-shadow: inset 2px 2px var(--dark), inset -2px -2px var(--white);
}
.photo-frame img {
  max-width: 100%;
  max-height: 300px;
  object-fit: contain;
  transition: opacity 0.2s;
}
.photo-frame img.fade { opacity: 0; }
.photo-nav {
  display: flex; align-items: center; gap: 12px;
}
#photo-counter { font-size: 11px; }

/* ── WORDPAD TOOLBAR ────────────────────────────────────────── */
.wordpad-toolbar {
  display: flex;
  align-items: center;
  gap: 2px;
  padding: 3px 4px;
  border-bottom: 1px solid var(--dark);
  flex-shrink: 0;
}
.wp-tool {
  width: 22px; height: 22px;
  background: var(--gray);
  border: 1px solid;
  border-color: var(--white) var(--darker) var(--darker) var(--white);
  font-family: var(--font);
  font-size: 11px;
  cursor: default;
}
.wp-sep { width: 1px; height: 18px; background: var(--dark); margin: 0 3px; }

/* ── LETTER CONTENT ─────────────────────────────────────────── */
.letter-content {
  background: var(--white);
  font-size: 12px;
  line-height: 1.7;
  padding: 16px 20px;
  box-shadow: inset 1px 1px var(--dark), inset -1px -1px var(--white);
}
.letter-content p { min-height: 1.4em; }
.letter-date { text-align: right; color: #555; }
.letter-salutation { font-style: italic; }
.letter-sign { margin-top: 4px; }

/* ── CONGRATS CONTENT ───────────────────────────────────────── */
.congrats-content {
  display: flex; flex-direction: column;
  align-items: center; gap: 12px;
  padding: 20px;
  text-align: center;
}
.congrats-title { font-size: 13px; font-weight: bold; }
.progress-bar-wrap {
  width: 100%;
  height: 20px;
  background: var(--white);
  box-shadow: inset 1px 1px var(--dark), inset -1px -1px var(--white);
}
.progress-bar-fill {
  height: 100%;
  width: 0%;
  background: repeating-linear-gradient(
    90deg,
    var(--navy) 0px,
    var(--navy) 12px,
    #1c1c9a 12px,
    #1c1c9a 14px
  );
  transition: width 0.15s linear;
}
.progress-label { font-size: 11px; color: #555; }
.congrats-msg { font-size: 16px; font-weight: bold; color: var(--navy); }
.congrats-sub { font-size: 11px; line-height: 1.6; }

/* ── DIALOG CONTENT ─────────────────────────────────────────── */
.win95-dialog { width: 380px; }
.dialog-content { padding: 16px; display: flex; flex-direction: column; gap: 12px; }
.dialog-row { display: flex; align-items: flex-start; gap: 12px; font-size: 12px; line-height: 1.5; }
.dialog-icon { width: 32px; height: 32px; flex-shrink: 0; image-rendering: pixelated; }
.dialog-buttons { display: flex; gap: 8px; justify-content: center; }
.recycle-reveal { font-size: 12px; text-align: center; font-style: italic; padding-top: 4px; }

/* ── WIN95 BUTTON ───────────────────────────────────────────── */
.win95-btn {
  background: var(--gray);
  border: 1px solid;
  border-color: var(--white) var(--darker) var(--darker) var(--white);
  padding: 3px 12px;
  font-family: var(--font);
  font-size: 11px;
  cursor: pointer;
  min-width: 75px;
  box-shadow: 1px 1px 0 var(--dark);
}
.win95-btn:active {
  border-color: var(--darker) var(--white) var(--white) var(--darker);
  box-shadow: none;
  transform: translate(1px, 1px);
}

/* ── TASKBAR ────────────────────────────────────────────────── */
#taskbar {
  position: fixed;
  bottom: 0; left: 0; right: 0;
  height: 28px;
  background: var(--gray);
  border-top: 2px solid;
  border-color: var(--white) var(--dark) var(--dark) var(--white);
  display: flex;
  align-items: center;
  gap: 2px;
  padding: 2px 4px;
  z-index: 9999;
}

#start-btn {
  display: flex; align-items: center; gap: 4px;
  height: 22px;
  padding: 0 6px;
  background: var(--gray);
  border: 1px solid;
  border-color: var(--white) var(--darker) var(--darker) var(--white);
  font-family: var(--font);
  font-size: 11px;
  cursor: pointer;
  box-shadow: inset -1px -1px var(--dark), inset 1px 1px #dfdfdf;
}
#start-btn:active,
#start-btn.active {
  border-color: var(--darker) var(--white) var(--white) var(--darker);
  box-shadow: inset 1px 1px var(--dark), inset -1px -1px #dfdfdf;
}
.start-logo { width: 16px; height: 16px; image-rendering: pixelated; }

#taskbar-windows {
  display: flex; gap: 2px; flex: 1; overflow: hidden;
}
.taskbar-window-btn {
  height: 22px;
  max-width: 160px;
  padding: 0 6px;
  background: var(--gray);
  border: 1px solid;
  border-color: var(--white) var(--darker) var(--darker) var(--white);
  font-family: var(--font);
  font-size: 11px;
  cursor: pointer;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
  box-shadow: inset -1px -1px var(--dark), inset 1px 1px #dfdfdf;
}
.taskbar-window-btn.minimized {
  border-color: var(--darker) var(--white) var(--white) var(--darker);
  box-shadow: inset 1px 1px var(--dark);
}
.taskbar-window-btn.active {
  border-color: var(--darker) var(--white) var(--white) var(--darker);
  box-shadow: inset 1px 1px var(--dark);
}

#taskbar-clock {
  height: 22px;
  padding: 0 8px;
  display: flex; align-items: center;
  font-size: 11px;
  box-shadow: inset 1px 1px var(--dark), inset -1px -1px var(--white);
  white-space: nowrap;
}

/* ── START MENU ─────────────────────────────────────────────── */
#start-menu {
  position: fixed;
  bottom: 28px; left: 0;
  width: 200px;
  background: var(--gray);
  border: 2px solid;
  border-color: var(--white) var(--darker) var(--darker) var(--white);
  z-index: 99999;
  display: flex; flex-direction: column;
}
#start-menu.hidden { display: none; }

.start-banner {
  writing-mode: vertical-rl;
  transform: rotate(180deg);
  background: var(--navy);
  color: var(--white);
  font-size: 16px;
  font-weight: bold;
  padding: 8px 6px;
  letter-spacing: 2px;
  position: absolute;
  left: 0; top: 0; bottom: 0;
  width: 28px;
  display: flex; align-items: center; gap: 4px;
}
.start-banner-sub { color: #aac; font-size: 12px; }

.start-list {
  list-style: none;
  margin-left: 28px;
  padding: 4px 0;
}
.start-list li {
  display: flex; align-items: center; gap: 8px;
  padding: 5px 8px;
  cursor: default;
  font-size: 11px;
}
.start-list li:hover {
  background: var(--navy);
  color: var(--white);
}
.start-list li img { width: 16px; height: 16px; image-rendering: pixelated; }

.start-footer {
  margin-left: 28px;
  border-top: 1px solid var(--dark);
  padding: 4px 8px;
}
.start-shutdown { width: 100%; }

/* ── MARQUEE SELECTOR ───────────────────────────────────────── */
#sel-rect {
  display: none;
  position: fixed;
  border: 1px solid #000080;
  background: rgba(0, 0, 128, 0.2);
  pointer-events: none;
  z-index: 99997;
}

/* ── PARTICLES ──────────────────────────────────────────────── */
#particles {
  position: fixed; inset: 0;
  pointer-events: none;
  z-index: 99998;
  overflow: hidden;
}
.particle {
  position: absolute;
  font-size: 18px;
  animation: float-up 1.4s ease-out forwards;
  pointer-events: none;
}
@keyframes float-up {
  0%   { transform: translateY(0) scale(1);   opacity: 1; }
  100% { transform: translateY(-120px) scale(0.5); opacity: 0; }
}

/* ── SCROLL REVEAL (inside windows) ────────────────────────── */
.reveal {
  opacity: 0;
  transform: translateY(12px);
  transition: opacity 0.4s ease, transform 0.4s ease;
}
.reveal.visible {
  opacity: 1;
  transform: translateY(0);
}

/* ── RESIZE HANDLE ──────────────────────────────────────────── */
.win95-window::after {
  content: '';
  position: absolute;
  right: 0; bottom: 0;
  width: 12px; height: 12px;
  cursor: se-resize;
}