body {
    font-family: 'Segoe UI';
    background: linear-gradient(135deg, #eef2f3, #dfe9f3);
    margin: 0;
}

.container {
    max-width: 900px;
    margin: auto;
    padding: 30px;
}

h1 {
    text-align: center;
}

#status {
    text-align: center;
    color: green;
    font-weight: bold;
}

.dashboard {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 20px;
}

.card {
    background: white;
    padding: 20px;
    border-radius: 15px;
    box-shadow: 0px 6px 15px rgba(0,0,0,0.1);
}

input {
    width: 90%;
    padding: 10px;
    margin: 10px 0;
}

button {
    padding: 10px;
    background: #007bff;
    color: white;
    border: none;
    border-radius: 8px;
}

button:hover {
    background: #0056b3;
}

.result {
    margin-top: 10px;
    font-weight: bold;
}

.loading {
    display: none;
    color: orange;
}

.kpi {
    font-size: 20px;
    color: #28a745;
}