/* ── Window base ──────────────────────────────────────────── */
.win {
  position: absolute;
  min-width: 320px;
  min-height: 220px;
  background: var(--win-bg);
  border: 2px solid;
  border-color: var(--border-hi) var(--border-lo) var(--border-lo) var(--border-hi);
  box-shadow: 3px 3px 0 var(--border-lo), inset 1px 1px 0 rgba(255,255,255,0.04);
  display: flex;
  flex-direction: column;
  overflow: hidden;
}

.win-minimized  { display: none !important; }

.win-maximized {
  left: 0   !important;
  top:  0   !important;
  width:  100vw                                    !important;
  height: calc(100vh - var(--taskbar-total-h))    !important;
}

/* ── Title bar ────────────────────────────────────────────── */
.win-titlebar {
  height: 28px;
  flex-shrink: 0;
  display: flex;
  align-items: center;
  padding: 0 4px 0 8px;
  gap: 4px;
  background: var(--tb-inactive);
  border-bottom: 2px solid var(--border-lo);
  cursor: grab;
  user-select: none;
}

.win-titlebar:active { cursor: grabbing; }

.win-active .win-titlebar {
  background: linear-gradient(90deg, var(--tb-active-from) 0%, var(--tb-active-to) 100%);
}

.win-title {
  font-family: var(--font-pixel);
  font-size: 8px;
  color: var(--text-muted);
  flex: 1;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
  line-height: 1;
}

.win-active .win-title { color: var(--text-on-active); }

/* ── Window control buttons ───────────────────────────────── */
.win-controls {
  display: flex;
  gap: 3px;
  flex-shrink: 0;
}

.win-btn {
  width: 18px;
  height: 18px;
  font-family: var(--font-mono);
  font-size: 13px;
  font-weight: 700;
  line-height: 1;
  background: var(--s2);
  color: var(--text-muted);
  border: 2px solid;
  border-color: var(--border-hi) var(--border-lo) var(--border-lo) var(--border-hi);
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 0;
  flex-shrink: 0;
}

.win-btn:hover  { color: var(--accent); background: var(--s3); }
.win-btn:active { border-color: var(--border-lo) var(--border-hi) var(--border-hi) var(--border-lo); }

/* ── Window body ──────────────────────────────────────────── */
.win-body {
  flex: 1;
  min-height: 0;
  overflow: auto;
  padding: 0;
}

/* Scrollbars */
.win-body::-webkit-scrollbar        { width: 8px; height: 8px; }
.win-body::-webkit-scrollbar-track  { background: var(--bg); }
.win-body::-webkit-scrollbar-thumb  { background: var(--s2); border: 1px solid var(--bg); }
.win-body::-webkit-scrollbar-thumb:hover { background: var(--accent-dim); }

/* ── Resize handle ────────────────────────────────────────── */
.win-resize-handle {
  position: absolute;
  bottom: 0; right: 0;
  width: 16px; height: 16px;
  cursor: se-resize;
}

.win-resize-handle::before,
.win-resize-handle::after {
  content: '';
  position: absolute;
  background: var(--border-hi);
}

.win-resize-handle::before {
  bottom: 3px; right: 7px;
  width: 5px; height: 2px;
  box-shadow: 0 -4px 0 var(--border-hi), 0 -8px 0 var(--border-hi);
}

.win-resize-handle::after {
  bottom: 7px; right: 3px;
  width: 2px; height: 5px;
  box-shadow: -4px 0 0 var(--border-hi), -8px 0 0 var(--border-hi);
}