body {
    font-family: 'DM Sans', Arial, sans-serif;
    background-color: #F5F3EE;
    margin: 0;
    padding: 0;
}
.container {
    width: 90%;
    max-width: 600px;
    margin: 40px auto;
    padding: 20px;
    background-color: #fff;
    border-radius: 6px;
    box-shadow: 0 2px 8px rgba(11,35,66,0.08);
    border: 2px solid #C9963A;
}
h1 {
    text-align: center;
    color: #0B2342;
    font-size: 24px;
    margin-bottom: 10px;
    position: relative;
    font-family: 'Josefin Sans', Arial, sans-serif;
}
h1::after {
    content: "";
    display: block;
    width: 600px;
    height: 1.5px;
    background: #C9963A;
    margin: 12px auto 0 auto;
    border-radius: 2px;
}
form label {
    display: block;
    margin: 10px 0 5px;
    font-weight: bold;
    color: #0B2342;
}
form input, form select, form button {
    width: 100%;
    padding: 10px;
    margin-bottom: 15px;
    box-sizing: border-box;
    font-size: 16px;
}
form input:focus, form select:focus {
    border-color: #C9963A;
    outline: none;
    box-shadow: 0 0 0 2px rgba(201,150,58,0.2);
}
form button {
    background-color: #C9963A;
    color: #fff;
    border: none;
    border-radius: 50px;
    cursor: pointer;
    font-family: 'Josefin Sans', Arial, sans-serif;
    font-weight: 700;
    transition: background 0.2s;
}
form button:hover {
    background-color: #0B2342;
}
table {
    width: 100%;
    border-collapse: collapse;
    margin-top: 20px;
}
table th, table td {
    text-align: left;
    padding: 10px;
    border-bottom: 1px solid #ddd;
}
table th {
    background-color: #0B2342;
    color: #fff;
    font-weight: bold;
}
a {
    display: inline-block;
    margin-top: 20px;
    text-decoration: none;
    color: #C9963A;
}
a:hover {
    text-decoration: underline;
}
.montant {
    text-align: right;
    padding-right: 10px;
}
.total-ttc {
    color: #0B2342;
    font-weight: bold;
}
@media (max-width: 600px) {
    .container { padding: 15px; }
    form input, form select, form button { font-size: 14px; padding: 8px; }
    table th, table td { font-size: 14px; padding: 8px; }
    h1 { font-size: 20px; }
}
.btn-blue {
    display: inline-block;
    padding: 10px 22px;
    background: #C9963A;
    color: #fff !important;
    border-radius: 50px;
    text-decoration: none;
    font-weight: bold;
    transition: background 0.2s;
    border: none;
}
.btn-blue:hover {
    background: #0B2342;
}