body {
    font-family: Arial, sans-serif;
    margin: 20px;
}

h1, h2 {
    text-align: center;
}

.filter-controls {
    display: flex;
    flex-wrap: wrap;
    gap: 10px;
    justify-content: center;
    margin-bottom: 20px;
}

.filter-controls > div {
    display: flex;
    flex-direction: column;
}

button {
    padding: 6px 12px;
    margin-top: 20px;
    cursor: pointer;
}

#stock-actions {
    text-align: center;
}

table {
    border-collapse: collapse;
    width: 100%;
    max-width: 900px;
    margin: 0 auto;
}

th, td {
    border: 1px solid #ccc;
    padding: 8px;
    text-align: left;
}

thead {
    background-color: #f0f0f0;
}

tr:nth-child(even) {
    background-color: #fafafa;
}

/* Linha com quantidade < 2 (amarelo claro) */
tr.low-stock {
    background-color: #FFEB3B !important;
}

/* Modal styles */
.modal {
    position: fixed;
    top: 0;
    left: 0;
    right:0;
    bottom:0;
    background: rgba(0,0,0,0.5);
    display: flex;
    justify-content: center;
    align-items: center;
    z-index: 100;
}

.modal-content {
    background: white;
    padding: 20px;
    width: 300px;
    border-radius: 5px;
    position: relative;
}

.close {
    position: absolute;
    right: 10px;
    top: 10px;
    font-size: 22px;
    cursor: pointer;
}

form label {
    display: block;
    margin-top: 10px;
}

form input {
    width: 100%;
    padding: 6px;
    margin-top: 4px;
}