/* --- Style Général (THÈME SOMBRE) --- */
body {
    font-family: 'Roboto', Arial, sans-serif;
    background-color: #222; /* Fond très sombre */
    color: #f0f0f0;
    margin: 0;
    line-height: 1.6;
}
.container {
    max-width: 1200px; /* Plus large pour les cartes */
    margin: 20px auto;
    padding: 20px;
    background-color: #333; /* Fond du contenu */
    border-radius: 8px;
}
h1, h2, h3 {
    color: #fff;
    font-weight: 700;
}

/* --- Header & Navigation (TA COULEUR) --- */
header {
    background-color: #a57577; /* TA COULEUR DOMINANTE */
    color: #fff;
    padding: 20px 40px;
    display: flex;
    justify-content: space-between;
    align-items: center;
}
header h1 {
    margin: 0;
    font-size: 1.8em;
    color: #fff;
}
header nav a {
    color: #fff;
    text-decoration: none;
    padding: 10px 15px;
    border-radius: 5px;
    transition: background-color 0.3s ease;
}
header nav a.active,
header nav a:hover {
    background-color: #8a5f61; /* Version plus foncée de ta couleur */
}

/* --- NOUVEAU : La Grille de Cartes --- */
.bus-grid {
    display: grid;
    /* On crée une grille qui s'adapte, 350px de large min */
    grid-template-columns: repeat(auto-fill, minmax(350px, 1fr));
    gap: 20px; /* Espace entre les cartes */
    margin-top: 20px;
}
.empty-message {
    font-size: 1.1em;
    color: #ccc;
}
.empty-message a {
    color: #a57577;
    font-weight: bold;
}

/* --- NOUVEAU : La Carte (Style du Screenshot) --- */
.bus-card {
    background-color: #2a2a2a; /* Fond de carte sombre */
    border-radius: 8px;
    box-shadow: 0 4px 10px rgba(0,0,0,0.4);
    overflow: hidden; /* Pour les bords arrondis */
    display: flex;
    flex-direction: column;
}
.card-header {
    background-color: #a57577; /* TA COULEUR */
    padding: 15px 20px;
    display: flex;
    justify-content: space-between;
    align-items: center;
}
.card-header h3 {
    margin: 0;
    color: #fff;
    font-size: 1.5em;
}
.card-header span {
    font-size: 0.9em;
    color: #f0f0f0;
}
.card-body {
    padding: 20px;
}
.data-row {
    display: flex;
    justify-content: space-between;
    padding: 10px 0;
    border-bottom: 1px solid #444;
}
.data-row:last-child {
    border-bottom: none;
}
.data-label {
    color: #ccc;
    font-weight: bold;
}
.data-value {
    color: #fff;
    font-weight: bold;
}
/* Style spécial pour la plaque d'immat */
.immat {
    background-color: #f0f0f0;
    color: #222;
    padding: 2px 6px;
    border-radius: 3px;
    font-family: monospace;
    border: 2px solid #555;
}
.card-places {
    display: flex;
    justify-content: space-around;
    background-color: #3f3f3f;
    padding: 15px 10px;
    text-align: center;
}
.place-group span {
    display: block;
    font-size: 1.8em;
    font-weight: 700;
    color: #fff;
}
.place-group label {
    font-size: 0.8em;
    color: #ccc;
    text-transform: uppercase;
}
.card-footer {
    background-color: #2a2a2a;
    padding: 15px 20px;
    text-align: right;
    border-top: 1px solid #444;
}

/* --- Boutons d'action (Modifiés) --- */
.btn-action {
    display: inline-block;
    padding: 8px 12px;
    color: #fff;
    text-decoration: none;
    border-radius: 4px;
    font-size: 14px;
    margin: 0 2px;
    transition: all 0.3s ease;
}
.btn-modifier {
    background-color: #a57577; /* TA COULEUR */
}
.btn-modifier:hover {
    background-color: #8a5f61;
}
.btn-supprimer {
    background-color: #dc3545; /* Rouge pour supprimer c'est mieux */
}
.btn-supprimer:hover {
    background-color: #c82333;
}


/* --- Formulaires (Thème Sombre) --- */
.form-ajout label {
    display: block;
    margin-bottom: 5px;
    font-weight: bold;
    color: #f0f0f0;
}
.form-ajout input[type="text"],
.form-ajout input[type="number"] {
    width: 100%;
    padding: 10px;
    border: 1px solid #555;
    background-color: #444;
    color: #fff;
    border-radius: 5px;
    box-sizing: border-box; 
}
.form-ajout input[type="text"]:focus,
.form-ajout input[type="number"]:focus {
    border-color: #a57577;
    outline: none;
    box-shadow: 0 0 5px #a57577;
}
.form-ajout fieldset {
    border: 1px solid #555;
    border-radius: 5px;
    padding: 20px;
    margin-top: 20px;
}
.form-ajout legend {
    font-weight: bold;
    color: #a57577;
    padding: 0 10px;
}
.form-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr); 
    gap: 20px;
    margin-bottom: 15px;
}
.form-grid.places {
    grid-template-columns: repeat(4, 1fr);
}
.form-ajout .btn {
    margin-top: 20px;
}
.btn {
    display: inline-block;
    background-color: #a57577; /* TA COULEUR */
    color: #fff;
    padding: 10px 20px;
    border: none;
    border-radius: 5px;
    cursor: pointer;
    font-size: 16px;
    text-decoration: none;
    font-weight: bold;
}
.btn:hover {
    background-color: #8a5f61;
}

/* --- Message de succès (Thème Sombre) --- */
.message-succes {
    padding: 15px;
    background-color: #2a5a3a;
    color: #d4edda;
    border: 1px solid #3c763d;
    border-radius: 5px;
    margin-bottom: 20px;
}