.app-explorer{padding:0;display:flex;flex-direction:column;height:100%}
.explorer-toolbar{display:flex;align-items:center;padding:2px 4px;background:#ece9d8;border-bottom:1px solid #808080;gap:4px;flex-shrink:0}
.explorer-path{flex:1;padding:2px 4px;background:#fff;border:2px inset #808080;color:#000;font-family:Tahoma,sans-serif;font-size:11px}
.explorer-back-btn{padding:2px 8px;background:#ece9d8;border:2px outset #fff;color:#000;font-family:Tahoma,sans-serif;font-size:11px;cursor:pointer}
.explorer-back-btn:hover{background:#d4d0c8}
.explorer-back-btn:active{border-style:inset}
.explorer-content{flex:1;padding:8px;overflow-y:auto;display:flex;flex-wrap:wrap;gap:2px;align-content:flex-start;background:#fff}
.explorer-item{display:flex;flex-direction:column;align-items:center;gap:2px;padding:4px;width:80px;cursor:pointer;border:1px solid transparent}
.explorer-item:hover{background:#316ac5;border-color:#316ac5}
.explorer-item:hover .explorer-item-name{color:#fff}
.explorer-item-icon{font-size:24px}
.explorer-item-name{font-family:Tahoma,sans-serif;font-size:11px;color:#000;text-align:center;word-break:break-all;line-height:1.2}
.app-browser{display:flex;flex-direction:column;height:100%}
.browser-toolbar{display:flex;align-items:center;gap:4px;padding:2px 4px;background:#ece9d8;border-bottom:1px solid #808080;flex-shrink:0}
.browser-url{flex:1;padding:2px 4px;background:#fff;border:2px inset #808080;color:#000;font-family:Tahoma,sans-serif;font-size:11px}
.browser-go-btn{padding:2px 8px;background:#ece9d8;border:2px outset #fff;color:#000;font-size:11px;font-family:Tahoma,sans-serif;cursor:pointer}
.browser-go-btn:hover{background:#d4d0c8}
.browser-content{flex:1;padding:12px;overflow-y:auto;background:#fff}
.browser-bookmarks{display:flex;flex-direction:column;gap:1px;padding:4px 0}
.browser-bookmark{padding:3px 8px;color:#0000ee;cursor:pointer;font-size:12px;font-family:Tahoma,sans-serif;text-decoration:underline}
.browser-bookmark:hover{color:#cc0000}
.browser-history-item{padding:2px 8px;color:#808080;font-size:11px;font-family:Tahoma,sans-serif;border-left:2px solid #d4d0c8;margin:1px 0}
.app-terminal{padding:0;display:flex;flex-direction:column;height:100%;background:#000}
.terminal-output{flex:1;padding:8px;overflow-y:auto;white-space:pre-wrap;word-wrap:break-word;font-size:14px;color:#c0c0c0;line-height:1.4;font-family:'VT323',monospace}
.terminal-input-line{display:flex;align-items:center;padding:2px 8px;background:#000}
.terminal-prompt{color:#c0c0c0;font-size:14px;margin-right:4px;white-space:nowrap;font-family:'VT323',monospace}
.terminal-input{flex:1;background:transparent;border:none;color:#c0c0c0;font-family:'VT323',monospace;font-size:14px;outline:none;caret-color:#c0c0c0}
.app-texteditor{display:flex;flex-direction:column;height:100%}
.texteditor-toolbar{display:flex;align-items:center;padding:2px 4px;background:#ece9d8;border-bottom:1px solid #808080;flex-shrink:0}
.texteditor-filename{font-size:11px;color:#000;font-family:Tahoma,sans-serif}
.texteditor-content{flex:1;padding:8px;overflow-y:auto;white-space:pre-wrap;word-wrap:break-word;font-size:12px;color:#000;line-height:1.5;background:#fff;font-family:'Courier New',monospace}
.app-mediaplayer{display:flex;flex-direction:column;height:100%;background:#000}
.mediaplayer-display{flex:1;display:flex;align-items:center;justify-content:center;background:#000}
.mediaplayer-display video,.mediaplayer-display audio{max-width:100%;max-height:100%}
.mediaplayer-placeholder{color:#808080;font-size:12px;text-align:center;font-family:Tahoma,sans-serif}
.mediaplayer-controls{display:flex;align-items:center;gap:4px;padding:4px 8px;background:#ece9d8;border-top:1px solid #808080;flex-shrink:0}
.mediaplayer-btn{padding:2px 8px;background:#ece9d8;border:2px outset #fff;color:#000;font-family:Tahoma,sans-serif;font-size:11px;cursor:pointer}
.mediaplayer-btn:hover{background:#d4d0c8}
.app-imageviewer{display:flex;flex-direction:column;height:100%;background:#fff}
.imageviewer-display{flex:1;display:flex;align-items:center;justify-content:center;overflow:hidden;background:#fff}
.imageviewer-display img{max-width:100%;max-height:100%;object-fit:contain}
.imageviewer-nav{display:flex;align-items:center;justify-content:center;gap:8px;padding:4px;background:#ece9d8;border-top:1px solid #808080;flex-shrink:0}
.imageviewer-nav-btn{padding:2px 12px;background:#ece9d8;border:2px outset #fff;color:#000;font-family:Tahoma,sans-serif;font-size:12px;cursor:pointer}
.imageviewer-nav-btn:hover{background:#d4d0c8}
.imageviewer-counter{color:#000;font-size:11px;font-family:Tahoma,sans-serif}
.app-chat{display:flex;flex-direction:column;height:100%;background:#fff}
.chat-sidebar{width:100%;padding:4px;border-bottom:1px solid #808080;display:flex;gap:2px;overflow-x:auto;flex-shrink:0;background:#ece9d8}
.chat-contact{padding:3px 8px;background:#ece9d8;border:1px solid #808080;color:#000;font-size:11px;cursor:pointer;white-space:nowrap;font-family:Tahoma,sans-serif}
.chat-contact:hover,.chat-contact.active{background:#316ac5;color:#fff;border-color:#316ac5}
.chat-messages{flex:1;padding:8px;overflow-y:auto;background:#fff}
.chat-msg{margin-bottom:4px;line-height:1.3;font-family:Tahoma,sans-serif}
.chat-msg-user{font-size:11px;font-weight:bold}
.chat-msg-text{color:#000;font-size:12px;padding-left:6px}
.chat-msg-time{color:#808080;font-size:10px}
.app-email{display:flex;flex-direction:column;height:100%}
.email-list{flex:1;overflow-y:auto;padding:0;background:#fff}
.email-item{display:flex;align-items:center;gap:8px;padding:4px 8px;cursor:pointer;border-bottom:1px solid #ece9d8;font-family:Tahoma,sans-serif}
.email-item:hover{background:#316ac5;color:#fff}
.email-item:hover .email-subject,.email-item:hover .email-from,.email-item:hover .email-date{color:#fff}
.email-item.unread .email-subject{font-weight:bold}
.email-unread-dot{width:6px;height:6px;border-radius:50%;background:#0000ee;flex-shrink:0}
.email-unread-dot.read{background:transparent}
.email-info{flex:1;overflow:hidden}
.email-subject{font-size:12px;color:#000;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}
.email-from{font-size:11px;color:#808080}
.email-date{font-size:11px;color:#808080;flex-shrink:0}
.email-view{display:flex;flex-direction:column;height:100%}
.email-view-header{padding:8px;border-bottom:1px solid #808080;background:#ece9d8}
.email-view-subject{font-size:13px;color:#000;font-weight:bold;margin-bottom:2px;font-family:Tahoma,sans-serif}
.email-view-meta{font-size:11px;color:#808080;font-family:Tahoma,sans-serif}
.email-view-body{flex:1;padding:8px;overflow-y:auto;font-size:12px;color:#000;line-height:1.5;white-space:pre-wrap;font-family:Tahoma,sans-serif;background:#fff}
.email-view-back{padding:3px 8px;background:#ece9d8;border:2px outset #fff;color:#000;font-size:11px;cursor:pointer;margin:4px 8px;width:fit-content;font-family:Tahoma,sans-serif}
.email-view-back:hover{background:#d4d0c8}
.app-settings{padding:8px;display:flex;flex-direction:column;gap:8px;background:#fff}
.settings-section{border:1px solid #808080;padding:8px;background:#fff}
.settings-section-title{font-size:12px;color:#0a246a;font-weight:bold;margin-bottom:6px;border-bottom:1px solid #d4d0c8;padding-bottom:4px;font-family:Tahoma,sans-serif}
.settings-row{display:flex;align-items:center;justify-content:space-between;padding:2px 0;font-family:Tahoma,sans-serif}
.settings-label{font-size:11px;color:#000}
.settings-value{font-size:11px;color:#808080}
.app-calculator{padding:8px;display:flex;flex-direction:column;gap:4px;height:100%;background:#ece9d8}
.calc-display{width:100%;padding:6px 8px;background:#fff;border:2px inset #808080;color:#000;font-family:'Courier New',monospace;font-size:20px;text-align:right;min-height:36px;display:flex;align-items:center;justify-content:flex-end}
.calc-buttons{display:grid;grid-template-columns:repeat(4,1fr);gap:2px;flex:1}
.calc-btn{padding:8px;background:#ece9d8;border:2px outset #fff;color:#000;font-family:Tahoma,sans-serif;font-size:14px;cursor:pointer;display:flex;align-items:center;justify-content:center}
.calc-btn:hover{background:#d4d0c8}
.calc-btn:active{border-style:inset}
.calc-btn.op{color:#0000ee}
.app-paint{display:flex;flex-direction:column;height:100%}
.paint-toolbar{display:flex;align-items:center;gap:2px;padding:2px 4px;background:#ece9d8;border-bottom:1px solid #808080;flex-shrink:0;flex-wrap:wrap}
.paint-color-btn{width:18px;height:18px;border:1px solid #808080;cursor:pointer}
.paint-color-btn.active{border:2px solid #000}
.paint-size-btn{padding:1px 6px;background:#ece9d8;border:1px solid #808080;color:#000;font-size:11px;cursor:pointer;font-family:Tahoma,sans-serif}
.paint-size-btn.active{background:#fff;border-style:inset}
.paint-clear-btn{padding:1px 8px;background:#ece9d8;border:2px outset #fff;color:#000;font-size:11px;cursor:pointer;font-family:Tahoma,sans-serif;margin-left:auto}
.paint-clear-btn:hover{background:#d4d0c8}
.paint-canvas-wrap{flex:1;overflow:hidden;cursor:crosshair;background:#fff}
.paint-canvas-wrap canvas{display:block}