/* Général */
body {
    font-family: Arial, sans-serif;
    margin: 0;
    padding: 0;
    background-color: #f4f4f4;
    color: #333;
    height: 100vh;
    display: flex;
    flex-direction: column;
    overflow-x: hidden;
}

/* En-tête fixe */
.header {
    position: fixed;
    top: 0;
    width: 100%;
    height: 60px;
    background-color: #555;
    color: white;
    padding: 10px 15px;
    box-shadow: 0px 2px 5px rgba(0, 0, 0, 0.1);
    z-index: 1000;
}

.header-row {
    display: flex;
    justify-content: space-between;
    align-items: center;
}

#datetime {
    font-size: 16px;
    font-weight: bold;
}

/* Bouton "+" */
.add-row-button {
    position: fixed;
    top: 70px;
    right: 15px;
    z-index: 2000;
    padding: 10px 22px;
    background-color: #007bff; /* Bleu */
    color: white;
    border: none;
    border-radius: 5px;
    cursor: pointer;
    font-size: 20px;
    box-shadow: 0px 2px 5px rgba(0, 0, 0, 0.3);
}

.add-row-button:hover {
    background-color: #0056b3;
}

/* Section centrale défilante */
.articles {
    position: relative;
    top: 120px;
    bottom: 60px;
    padding: 10px;
    overflow-y: auto;
    background-color: #e9ecef;
    flex: 1;
}

#articles-scroll {
    overflow-x: auto;
    width: 100%;
}

#articles-table {
    width: calc(100% - 20px);
    max-width: 600px;
    border-collapse: collapse;
    margin: auto;
}

#articles-table th, #articles-table td {
    border: 1px solid #ddd;
    padding: 12px;
    text-align: center;
    font-size: 16px;
}

#articles-table th {
    width: 25%;
}

#articles-table td input {
    padding: 5px;
    width: 90%;
    font-size: 16px;
}

#articles-table td button {
    background-color: #ffc107;
    border: none;
    border-radius: 5px;
    color: white;
    cursor: pointer;
    padding: 5px 10px;
    font-size: 14px;
}

#articles-table tbody tr:nth-child(even) {
    background-color: #f9f9f9;
}

/* Pied de page fixe */
.footer {
    position: fixed;
    bottom: 0;
    width: 100%;
    height: 60px;
    background-color: #555;
    color: white;
    padding: 15px 20px;
    box-shadow: 0px -2px 5px rgba(0, 0, 0, 0.1);
    z-index: 1000;
}

.footer-content {
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.totals p {
    margin: 0;
    font-size: 18px;
    padding-left: 15px;
}

#save {
    margin-right: 20px;
    padding: 12px 25px;
    background-color: #28a745;
    color: white;
    border: none;
    border-radius: 5px;
    cursor: pointer;
    font-size: 18px;
}

#save:hover {
    background-color: #218838;
}