:root {
    --color1: #FF0000;
    --color2: #FF6347;
}

body {
    font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
    background:
        url('default-bg.jpg') no-repeat center center,
        radial-gradient(var(--color1), black);
    background-size: cover;
    color: #fff;
    margin: 0;
    padding: 15px;
    min-height: 100vh;
    display: flex;
    justify-content: center;
    align-items: center;
}

.login-container {
    background-color: rgba(0, 0, 0, 0.85);
    border: 1px solid rgba(255, 255, 255, 0.1);
    border-radius: 12px;
    box-shadow: 0 0 25px var(--color1);
    padding: 12px 16px;
    width: 100%;
    max-width: 780px;
    text-align: center;
    overflow-y: auto;
    max-height: 90vh;
}

.login-container h2 {
    margin-bottom: 20px;
    font-size: 1.85rem;
    position: relative;
    padding-bottom: 6px;
    text-shadow: 2px 2px 4px #000;
}

.login-container h2::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 50%;
    transform: translateX(-50%);
    width: 80px;
    height: 3px;
    background: linear-gradient(90deg, transparent, var(--color1), transparent);
}

.login-container h3 {
    margin: 16px 0 10px;
    font-size: 1.3rem;
    border-left: 4px solid var(--color1);
    padding-left: 8px;
    text-align: left;
}

/* Tables */
table {
    width: 100%;
    border-collapse: collapse;
    margin: 12px 0;
    font-size: 0.9rem;
}

th, td {
    padding: 6px 20px;
}

th {
    background-color: var(--color1);
    color: white;
}

td {
    background-color: rgba(30, 30, 30, 0.75);
    border-bottom: 1px solid rgba(255, 255, 255, 0.12);
}

/* Correction ciblée pour le tableau historique */
.history-scroll table td {
    text-align: left !important;
    padding: 8px 147px; /* un peu plus de padding pour confort */
}

tr:hover td {
    background-color: rgba(50, 50, 50, 0.9);
}

/* Scroll */
.history-scroll {
    max-height: 270px;
    overflow-y: auto;
    margin-bottom: 18px;
    border-radius: 8px;
    border: 1px solid rgba(255, 255, 255, 0.12);
}

.history-scroll::-webkit-scrollbar {
    width: 7px;
}

.history-scroll::-webkit-scrollbar-thumb {
    background-color: var(--color1);
    border-radius: 3px;
}

/* Form */
form {
    display: flex;
    flex-direction: column;
    gap: 8px;
    margin-top: 12px;
    align-items: center;
}

.form-row {
    display: flex;
    justify-content: center;
    align-items: center;
    gap: 14px;
    flex-wrap: wrap;
    width: 100%;
    margin-bottom: 12px;
}

.form-row > div {
    display: flex;
    flex-direction: column;
    align-items: center;
}

/* Labels */
label {
    margin-bottom: 4px;
    font-weight: 600;
    user-select: none;
}

/* Inputs */
input[type="color"] {
    border: 2px solid var(--color1);
    border-radius: 6px;
    width: 48px;
    height: 32px;
    cursor: pointer;
    padding: 0;
    margin: 0;
    background: none;
}

input[type="file"] {
    padding: 5px 8px;
    border-radius: 6px;
    background-color: rgba(255, 255, 255, 0.1);
    color: white;
    border: 1px solid rgba(255, 255, 255, 0.25);
    cursor: pointer;
    width: 260px;
}

/* Buttons */
button,
input[type="submit"],
a.btn-red,
a.btn-green {
    padding: 8px 12px;
    border: none;
    border-radius: 6px;
    font-size: 14px;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.3s ease;
    color: white;
    text-decoration: none;
    text-align: center;
    width: auto;
    min-width: 110px;
    max-width: 180px;
    box-sizing: border-box;
    margin: 4px 6px;

    background: none;
    outline: none;
}

/* Focus visible personnalisé */
button:focus-visible,
input[type="submit"]:focus-visible,
a.btn-red:focus-visible,
a.btn-green:focus-visible {
    outline: none;
    box-shadow: 0 0 0 2px var(--color2);
}

/* Supprime l'outline même au clic */
button:focus,
input[type="submit"]:focus,
a.btn-red:focus,
a.btn-green:focus {
    outline: none !important;
    box-shadow: none !important;
    border: none !important;
}

/* Couleurs des boutons */
button.btn-red,
input[type="submit"].btn-red,
a.btn-red {
    background-color: var(--color1) !important;
}

button.btn-green,
a.btn-green {
    background-color: var(--color2) !important;
}

button:hover,
input[type="submit"]:hover,
a.btn-red:hover,
a.btn-green:hover {
    filter: brightness(0.9);
    box-shadow: 0 0 10px currentColor;
}

/* Centre les boutons dans leurs conteneurs */
.admin-buttons,
td {
    text-align: center;  /* IMPORTANT : boutons restent centrés */
}

form button,
form input[type="submit"] {
    margin-left: auto;
    margin-right: auto;
}

/* Container admin buttons */
.admin-buttons {
    margin-top: 16px;
    display: flex;
    justify-content: center;
    gap: 10px;
    flex-wrap: wrap;
}

/* Responsive */
@media (max-width: 600px) {
    .form-row {
        flex-direction: column;
        gap: 10px;
    }

    input[type="file"] {
        width: 100%;
        max-width: none;
    }

    .admin-buttons {
        gap: 8px;
    }
}

input.readonly-link {
    width: 39%;
    padding: 8px;
    margin-top: 6px;
    background-color: #eee;
    color: #111;
    cursor: text;
    text-align: left;
}