body {
    font-family: system-ui, -apple-system, sans-serif;
    background: #f4f4f5;
    color: #18181b;
    padding: 2rem;
}
.container {
    max-width: 600px;
    margin: 0 auto;
    background: white;
    padding: 2rem;
    border-radius: 8px;
    box-shadow: 0 4px 6px -1px rgb(0 0 0 / 0.1);
}
.dashboard {
    max-width: 900px;
}
input, button {
    display: block;
    width: 100%;
    margin-bottom: 1rem;
    padding: 0.75rem;
    border: 1px solid #e4e4e7;
    border-radius: 4px;
}
button {
    background: #2563eb;
    color: white;
    border: none;
    cursor: pointer;
    font-weight: bold;
}
button:hover { background: #1d4ed8; }
table {
    width: 100%;
    border-collapse: collapse;
    margin-top: 1rem;
}
th, td {
    text-align: left;
    padding: 1rem;
    border-bottom: 1px solid #e4e4e7;
}
.price { font-weight: bold; color: #16a34a; }
.vendor { font-weight: bold; }