/* --- VARIABLES DE COULEURS NEXA --- */
:root {
    --bleu-nexa: #0A2472;
    --beige-nexa: #F0E6A2;
    --or-nexa: #d4af37;
    --blanc: #ffffff;
    --noir: #1a1a1a;
    --gris-clair: #f4f4f4;
    --rouge-alerte: #d32f2f;
    --vert-succes: #2e7d32;
}

/* --- BASE & FOND D'ÉCRAN --- */
body {
    background: linear-gradient(rgba(240, 230, 162, 0.8), rgba(240, 230, 162, 0.8)), 
                url('image1.jpeg') no-repeat center center fixed;
    background-size: cover;
    font-family: 'Segoe UI', Roboto, Helvetica, Arial, sans-serif;
    margin: 0;
    color: var(--noir);
    line-height: 1.6;
}

/* --- HEADER & NAVIGATION --- */
header {
    background-color: var(--bleu-nexa);
    color: var(--blanc);
    padding: 30px 15px;
    text-align: center;
    border-bottom: 5px solid var(--or-nexa);
    box-shadow: 0 4px 10px rgba(0,0,0,0.3);
}

.logo-container img {
    display: block;
    margin: 0 auto 15px;
    max-width: 150px;
    height: auto;
}

header h1 { margin: 0; letter-spacing: 2px; font-size: 2.2em; text-transform: uppercase; }
header p { margin: 5px 0 20px; font-weight: 300; font-style: italic; color: var(--beige-nexa); }

nav a {
    color: var(--or-nexa);
    text-decoration: none;
    font-weight: bold;
    margin: 5px;
    border: 2px solid var(--or-nexa);
    padding: 10px 20px;
    border-radius: 5px;
    transition: 0.3s;
    display: inline-block;
}

nav a:hover { 
    background: var(--or-nexa); 
    color: var(--bleu-nexa); 
}

.admin-btn {
    background-color: var(--or-nexa);
    color: var(--bleu-nexa) !important;
}

/* --- GRILLE D'ANNONCES --- */
.container { 
    padding: 30px; 
    max-width: 1200px; 
    margin: auto; 
}

.grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
    gap: 30px;
    margin-top: 20px;
}

.card {
    background: white; /* Fond blanc pour que le texte soit lisible */
    color: var(--noir);
    border-radius: 12px;
    overflow: hidden;
    transition: transform 0.3s, box-shadow 0.3s;
    border: 1px solid #ddd;
    box-shadow: 0 5px 15px rgba(0,0,0,0.1);
}

.card:hover { 
    transform: translateY(-10px); 
    box-shadow: 0 12px 25px rgba(0,0,0,0.2);
}

.card img { width: 100%; height: 220px; object-fit: cover; }

.card-content { padding: 20px; }
.card-content h3 { margin: 0 0 10px; color: var(--bleu-nexa); font-size: 1.3em; }
.card-content .prix { 
    color: var(--rouge-alerte); 
    font-size: 1.4em; 
    font-weight: bold; 
    margin-bottom: 15px; 
}

/* --- SECTION TÉMOIGNAGES --- */
#avis-container {
    scrollbar-width: thin;
    scrollbar-color: var(--bleu-nexa) transparent;
}

#avis-container::-webkit-scrollbar {
    height: 8px;
}

#avis-container::-webkit-scrollbar-thumb {
    background: var(--bleu-nexa);
    border-radius: 10px;
}

/* --- FORMULAIRES --- */
form { 
    background: white; 
    padding: 30px; 
    border-radius: 10px; 
    box-shadow: 0 5px 15px rgba(0,0,0,0.2); 
    max-width: 600px;
    margin: 20px auto;
}

form label { font-weight: bold; color: var(--bleu-nexa); display: block; margin-top: 10px; }

form input, form textarea, form select {
    width: 100%; padding: 12px; margin: 8px 0 15px;
    border: 1px solid #ccc; border-radius: 5px; box-sizing: border-box;
    font-size: 1em;
}

.btn-contact {
    background-color: var(--bleu-nexa);
    color: white;
    border: none;
    padding: 15px;
    width: 100%;
    font-weight: bold;
    cursor: pointer;
    border-radius: 6px;
    text-transform: uppercase;
    transition: 0.3s;
}

.btn-contact:hover {
    background-color: var(--or-nexa);
    color: var(--bleu-nexa);
}

/* --- FOOTER --- */
footer a:hover {
    color: var(--or-nexa) !important;
    text-decoration: underline !important;
}

/* --- RESPONSIVE --- */
@media (max-width: 600px) {
    header h1 { font-size: 1.6em; }
    .container { padding: 15px; }
    .grid { grid-template-columns: 1fr; }
}