body { font-family: 'Segoe UI', Arial, sans-serif; background-color: #f0f2f5; display: flex; justify-content: center; align-items: center; height: 100vh; margin: 0; }
.container { background: white; padding: 30px; border-radius: 12px; box-shadow: 0 10px 25px rgba(0,0,0,0.1); width: 450px; text-align: center; border-top: 5px solid #5a2d81; }
h2 { color: #5a2d81; margin-bottom: 25px; font-weight: 600; }
input { width: 100%; padding: 12px; margin: 10px 0; border: 1px solid #ddd; border-radius: 6px; box-sizing: border-box; }
button { width: 100%; padding: 12px; background-color: #5a2d81; color: white; border: none; border-radius: 6px; cursor: pointer; font-size: 16px; font-weight: bold; transition: 0.3s; }
button:hover { background-color: #452163; }
.menu { text-align: left; margin-top: 20px; }
.run-btn { background-color: #28a745; margin-top: 25px; }
.run-btn:hover { background-color: #218838; }
#status-update { margin-top: 20px; padding: 10px; background: #e9ecef; border-radius: 4px; font-size: 14px; color: #495057; }