.fake-container {
    max-width: 1000px;
    margin: 20px auto;
    padding: 20px;
}
.screen-selector {
    display: flex;
    justify-content: center;
    gap: 10px;
    margin-bottom: 20px;
    flex-wrap: wrap;
}
.screen-btn {
    padding: 10px 20px;
    border: 2px solid #1e3c72;
    background: white;
    color: #1e3c72;
    border-radius: 5px;
    cursor: pointer;
    transition: all 0.3s ease;
}
.screen-btn.active {
    background: #1e3c72;
    color: white;
}
.screen-btn:hover {
    background: #1e3c72;
    color: white;
}
.fake-screen {
    background: #f0f0f0;
    border: 1px solid #ccc;
    border-radius: 5px;
    padding: 20px;
    min-height: 500px;
    display: none;
    font-family: 'Courier New', monospace;
}
.fake-screen.active {
    display: block;
}
.excel-screen {
    background: white;
    font-family: 'Calibri', 'Arial', sans-serif;
}
.excel-toolbar {
    background: #f0f0f0;
    padding: 8px;
    border-bottom: 1px solid #ccc;
    margin: -20px -20px 20px -20px;
}
.excel-cell {
    border: 1px solid #ccc;
    padding: 8px;
    min-width: 80px;
    display: inline-block;
    text-align: center;
}
.excel-row {
    display: flex;
}
.code-screen {
    background: #1e1e1e;
    color: #d4d4d4;
    font-family: 'Consolas', 'Monaco', 'Courier New', monospace;
}
.code-header {
    background: #007acc;
    color: white;
    padding: 5px 10px;
    display: flex;
    justify-content: space-between;
    align-items: center;
}
.code-content {
    padding: 15px;
    line-height: 1.5;
}
.code-comment {
    color: #6a9955;
}
.code-keyword {
    color: #569cd6;
}
.code-string {
    color: #ce9178;
}
.code-function {
    color: #dcdcaa;
}
.word-screen {
    background: white;
    padding: 40px;
    min-height: 500px;
}
.word-header {
    display: flex;
    justify-content: space-between;
    padding-bottom: 10px;
    border-bottom: 1px solid #ccc;
    margin-bottom: 20px;
}
.word-content {
    line-height: 1.8;
}
.word-title {
    font-size: 24px;
    font-weight: bold;
    text-align: center;
    margin-bottom: 20px;
}
.word-subtitle {
    font-size: 18px;
    font-weight: bold;
    margin: 15px 0;
}
.exit-btn {
    position: fixed;
    bottom: 20px;
    right: 20px;
    padding: 10px 20px;
    background: #dc3545;
    color: white;
    border: none;
    border-radius: 5px;
    cursor: pointer;
    font-size: 16px;
    z-index: 10000;
}
.exit-btn:hover {
    background: #c82333;
}
.notification {
    position: fixed;
    top: 20px;
    right: 20px;
    background: #28a745;
    color: white;
    padding: 10px 20px;
    border-radius: 5px;
    display: none;
    z-index: 10000;
}