/* ===== WINDOW SYSTEM ===== */
.win {
  position: absolute;
  background: rgba(236,236,236,0.92);
  backdrop-filter: blur(40px) saturate(180%);
  -webkit-backdrop-filter: blur(40px) saturate(180%);
  border-radius: 12px;
  box-shadow: var(--shadow), 0 0 0 .5px rgba(0,0,0,0.12);
  overflow: hidden;
  display: flex;
  flex-direction: column;
  min-width: 280px;
  min-height: 180px;
  animation: winOpen .3s cubic-bezier(.16,1,.3,1);
}

@keyframes winOpen {
  from { transform: scale(.88); opacity: 0; }
  to   { transform: scale(1); opacity: 1; }
}

.win.closing { animation: winClose .2s forwards; }
@keyframes winClose { to { transform: scale(.88); opacity: 0; } }

.win.minimizing { animation: winMin .4s forwards; }
@keyframes winMin { to { transform: scale(.1) translateY(100vh); opacity: 0; } }

/* Title Bar */
.titlebar {
  height: 38px;
  display: flex;
  align-items: center;
  padding: 0 12px;
  cursor: grab;
  flex-shrink: 0;
  background: rgba(255,255,255,0.4);
  border-bottom: 1px solid rgba(0,0,0,0.06);
}
.titlebar:active { cursor: grabbing; }

.tl { display: flex; gap: 7px; z-index: 2; }

.tb {
  width: 12px;
  height: 12px;
  border-radius: 50%;
  cursor: pointer;
  border: .5px solid rgba(0,0,0,0.1);
  position: relative;
}
.tb:hover { filter: brightness(.85); }
.tc { background: #FF5F57; }
.tm { background: #FEBC2E; }
.tx { background: #28C840; }

.tb::after {
  position: absolute;
  inset: 0;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 8px;
  font-weight: 700;
  color: rgba(0,0,0,0.4);
  opacity: 0;
}
.titlebar:hover .tc::after { content: '✕'; opacity: 1; font-size: 9px; }
.titlebar:hover .tm::after { content: '−'; opacity: 1; font-size: 14px; line-height: 10px; }
.titlebar:hover .tx::after { content: '⤢'; opacity: 1; font-size: 10px; }

.wtitle {
  position: absolute;
  left: 50%;
  transform: translateX(-50%);
  font-size: 13px;
  font-weight: 600;
  color: rgba(0,0,0,0.8);
  white-space: nowrap;
}

/* Window Body */
.wbody { flex: 1; overflow: auto; position: relative; }
.wbody::-webkit-scrollbar { width: 6px; }
.wbody::-webkit-scrollbar-thumb { background: rgba(0,0,0,0.15); border-radius: 3px; }

/* Resize Handle */
.wresize {
  position: absolute;
  bottom: 0;
  right: 0;
  width: 14px;
  height: 14px;
  cursor: nwse-resize;
}