body{font-family:Arial,sans-serif;background:#f4f4f4;margin:0}
.container{max-width:700px;margin:auto;padding:12px}
.card{background:white;padding:12px;border-radius:10px;margin:10px 0}
.stats{display:grid;grid-template-columns:1fr 1fr;gap:10px}
input,select,button{width:100%;padding:8px;margin:5px 0;box-sizing:border-box}
table{width:100%}
td,th{padding:6px;border-bottom:1px solid #ddd}
.progress-container {
    width: 100%;
    background: #e0e0e0;
    border-radius: 10px;
    overflow: hidden;
    height: 24px;
}

.progress-bar {
    width: 0%;
    height: 100%;
    background: #4caf50;
    transition: width 0.3s ease;
}
#topNav {
    max-width: 700px;
    margin: 10px auto;
    padding: 8px;
    background: white;
    border-radius: 12px;
    display: flex;
    gap: 8px;
}

#topNav button {
    flex: 1;
    width: auto;
    margin: 0;
    border: none;
    border-radius: 10px;
    padding: 10px;
    background: #f0f0f0;
    font-weight: bold;
    cursor: pointer;
}

#topNav button:hover {
    background: #ddd;
}
#topNav button.active {
    background: #222;
    color: white;
}