/* ==================== 窗口系统样式 ==================== */

/* 桌面容器 */
#desktop {
  position: fixed;
  top: 0;
  left: 0;
  width: 100vw;
  height: 100vh;
  z-index: 9999;
  pointer-events: none;
}

/* 窗口 */
.window {
  position: fixed;
  background: white;
  border-radius: 12px;
  box-shadow: 0 10px 40px rgba(0,0,0,0.3);
  display: flex;
  flex-direction: column;
  min-width: 300px;
  min-height: 200px;
  pointer-events: all;
  z-index: 10000;
  overflow: hidden;
  animation: windowOpen 0.3s ease-out;
}

@keyframes windowOpen {
  from {
    transform: scale(0.8);
    opacity: 0;
  }
  to {
    transform: scale(1);
    opacity: 1;
  }
}

/* 窗口标题栏 */
.window-titlebar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 12px 16px;
  background: linear-gradient(135deg, #3b82f6, #1d4ed8);
  color: white;
  cursor: move;
  user-select: none;
  border-radius: 12px 12px 0 0;
  min-height: 48px;
}

.window-title {
  font-weight: 600;
  font-size: 16px;
  flex: 1;
  margin-right: 12px;
}

.window-controls {
  display: flex;
  gap: 8px;
}

.window-btn {
  width: 32px;
  height: 32px;
  border: none;
  border-radius: 6px;
  background: rgba(255,255,255,0.2);
  color: white;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 16px;
  transition: all 0.2s;
}

.window-btn:hover {
  background: rgba(255,255,255,0.3);
}

.window-btn.close:hover {
  background: #ef4444;
}

.window-btn.refresh-btn:hover {
  background: rgba(255,255,255,0.3);
  transform: rotate(90deg);
  transition: transform 0.3s;
}

/* 窗口内容区 */
.window-body {
  flex: 1;
  overflow: auto;
  padding: 16px;
  background: #f9fafb;
}

/* 窗口最小化状态 */
.window.minimized {
  display: none;
}

/* 窗口最大化状态 */
.window.maximized {
  top: 0 !important;
  left: 0 !important;
  width: 100vw !important;
  height: 100vh !important;
  border-radius: 0;
}

.window.maximized .window-titlebar {
  border-radius: 0;
}

/* 任务栏 */
#taskbar {
  position: fixed;
  bottom: 0;
  left: 0;
  right: 0;
  height: 56px;
  background: rgba(255,255,255,0.95);
  backdrop-filter: blur(10px);
  box-shadow: 0 -2px 10px rgba(0,0,0,0.1);
  display: flex;
  align-items: center;
  padding: 0 16px;
  z-index: 9998;
  gap: 8px;
}

.taskbar-btn {
  padding: 8px 16px;
  border: none;
  border-radius: 8px;
  background: transparent;
  cursor: pointer;
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 14px;
  transition: all 0.2s;
  white-space: nowrap;
}

.taskbar-btn:hover {
  background: rgba(59,130,246,0.1);
}

.taskbar-btn.active {
  background: rgba(59,130,246,0.2);
  color: #3b82f6;
}

.taskbar-icon {
  font-size: 20px;
}

/* 桌面图标 */
#desktop-icons {
  position: fixed;
  top: 80px;
  left: 20px;
  display: flex;
  flex-direction: column;
  gap: 20px;
  z-index: 9999;
  pointer-events: none;
}

.desktop-icon {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 8px;
  padding: 12px;
  border-radius: 12px;
  cursor: pointer;
  pointer-events: all;
  transition: all 0.2s;
  width: 80px;
}

.desktop-icon:hover {
  background: rgba(255,255,255,0.3);
}

.desktop-icon-emoji {
  font-size: 48px;
  filter: drop-shadow(0 4px 8px rgba(0,0,0,0.2));
}

.desktop-icon-label {
  font-size: 12px;
  color: white;
  text-shadow: 0 1px 3px rgba(0,0,0,0.5);
  text-align: center;
  word-break: break-all;
}

/* 响应式设计 */
@media (max-width: 768px) {
  .window {
    width: 95vw !important;
    height: 90vh !important;
    top: 5vh !important;
    left: 2.5vw !important;
  }
  
  #desktop-icons {
    flex-direction: row;
    flex-wrap: wrap;
    top: 80px;
    left: 10px;
    right: 10px;
  }
  
  .desktop-icon {
    width: 60px;
  }
  
  .desktop-icon-emoji {
    font-size: 36px;
  }
}

/* 窗口激活状态 */
.window.active {
  box-shadow: 0 10px 60px rgba(59,130,246,0.4);
}

/* 窗口拖拽时的样式 */
.window.dragging {
  opacity: 0.9;
  cursor: moving;
}

/* 隐藏主内容（当窗口系统激活时） */
body.window-mode .page-section {
  display: none !important;
}

body.window-mode .bottom-nav {
  display: none !important;
}

/* 显示窗口系统 */
body.window-mode #desktop {
  pointer-events: all;
}

body.window-mode #taskbar {
  display: flex !important;
}