:root {
    --primary: #0284c7; /* Bleu voyage / ciel */
    --primary-dark: #0369a1;
    --accent: #0d9488; /* Vert / teal nature */
    --bg-color: #f8fafc;
    --card-bg: #ffffff;
    --text-main: #1e293b;
    --text-muted: #64748b;
    --radius: 12px;
}

body {
    font-family: 'Segoe UI', system-ui, -apple-system, sans-serif;
    margin: 0;
    padding: 0;
    background-color: var(--bg-color);
    color: var(--text-main);
    line-height: 1.6;
}

/* En-tête / Header du site */
header {
    background: linear-gradient(135deg, var(--primary), var(--accent));
    color: white;
    padding: 40px 20px;
    text-align: center;
    box-shadow: 0 4px 12px rgba(0,0,0,0.05);
}

header h1 {
    margin: 0 0 10px 0;
    font-size: 2.5rem;
    font-weight: 800;
}

header p {
    margin: 0;
    font-size: 1.1rem;
    opacity: 0.9;
}

/* Conteneur principal */
.main-container {
    max-width: 1200px;
    margin: 40px auto;
    padding: 0 20px;
}

/* Grille des cartes */
.grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(320px, 1fr));
    gap: 30px;
    margin-top: 20px;
}

/* Carte de lieu */
.card {
    background: var(--card-bg);
    border-radius: var(--radius);
    overflow: hidden;
    box-shadow: 0 10px 15px -3px rgba(0, 0, 0, 0.05), 0 4px 6px -4px rgba(0, 0, 0, 0.05);
    transition: transform 0.3s ease, box-shadow 0.3s ease;
    display: flex;
    flex-direction: column;
}

.card:hover {
    transform: translateY(-6px);
    box-shadow: 0 20px 25px -5px rgba(0, 0, 0, 0.1), 0 8px 10px -6px rgba(0, 0, 0, 0.1);
}

.card img {
    width: 100%;
    height: 200px;
    object-fit: cover;
}

.card-content {
    padding: 20px;
    display: flex;
    flex-direction: column;
    flex-grow: 1;
}

.card-content h3 {
    margin: 0 0 10px 0;
    font-size: 1.25rem;
    color: var(--text-main);
}

.location {
    font-size: 0.85rem;
    color: var(--text-muted);
    margin-bottom: 12px;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.card-content p {
    color: var(--text-muted);
    font-size: 0.95rem;
    margin-bottom: 20px;
    flex-grow: 1;
}

.btn-discover {
    display: inline-block;
    background-color: #f1f5f9;
    color: var(--primary);
    text-align: center;
    padding: 10px 15px;
    border-radius: 8px;
    font-weight: 600;
    font-size: 0.9rem;
    transition: background-color 0.2s, color 0.2s;
}

.card:hover .btn-discover {
    background-color: var(--primary);
    color: white;
}

/* Style de la page de détail */
.detail-container {
    max-width: 800px;
    margin: 40px auto;
    background: white;
    padding: 40px;
    border-radius: var(--radius);
    box-shadow: 0 10px 15px -3px rgba(0, 0, 0, 0.05);
}

.back-link {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    margin-bottom: 25px;
    color: var(--primary);
    text-decoration: none;
    font-weight: 600;
}

.back-link:hover {
    text-decoration: underline;
}

.detail-img {
    width: 100%;
    height: 400px;
    object-fit: cover;
    border-radius: var(--radius);
    margin-bottom: 25px;
}

.detail-location {
    font-size: 1rem;
    color: var(--accent);
    margin-bottom: 15px;
    font-weight: 700;
    text-transform: uppercase;
}

.detail-description {
    line-height: 1.8;
    font-size: 1.1rem;
    color: #334155;
}