/* Variables de base */
:root {
    --bg-color: #FAFAFA;
    --text-main: #1A1A1A;
    --text-muted: #888888;
    --accent: #D4AF37; /* Rappel discret de l'or de "Urbanité Dorée" */
    --font-heading: 'Playfair Display', serif;
    --font-body: 'Inter', sans-serif;
}

/* Reset de base */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

body {
    background-color: var(--bg-color);
    color: var(--text-main);
    font-family: var(--font-body);
    line-height: 1.6;
    -webkit-font-smoothing: antialiased;
}

/* --- Typographie --- */
h1, h2, h3 { font-family: var(--font-heading); font-weight: normal; }
a { text-decoration: none; color: inherit; }

/* --- Navigation --- */
.navbar {
    position: fixed;
    top: 0;
    width: 100%;
    padding: 20px 5%;
    display: flex;
    justify-content: space-between;
    align-items: center;
    background: rgba(250, 250, 250, 0.95);
    backdrop-filter: blur(5px);
    z-index: 1000;
    border-bottom: 1px solid #eee;
}
.navbar .logo { font-family: var(--font-heading); font-size: 1.2rem; font-weight: 600; letter-spacing: 2px;}
.nav-links { display: flex; list-style: none; gap: 30px; font-size: 0.9rem; text-transform: uppercase; letter-spacing: 1px;}
.nav-links a:hover { color: var(--accent); }

/* --- Hero Section --- */
.hero {
    height: 60vh;
    display: flex;
    justify-content: center;
    align-items: center;
    text-align: center;
    padding-top: 80px; /* offset navbar */
}
.hero-content h1 { font-size: 4rem; letter-spacing: 4px; margin-bottom: 10px; }
.hero-content h2 { font-size: 2rem; color: var(--text-muted); font-style: italic; margin-bottom: 20px; }
.hero-content p { font-size: 1.1rem; text-transform: uppercase; letter-spacing: 2px; }

/* --- Section Bio --- */
.bio-section {
    padding: 60px 20px;
    background-color: #fff;
    text-align: center;
}
.bio-container {
    max-width: 700px;
    margin: 0 auto;
}
.bio-container h3 { font-size: 2rem; margin-bottom: 20px; }
.bio-container p { font-size: 1.1rem; color: #555; margin-bottom: 30px; }
.btn-link {
    border-bottom: 1px solid var(--text-main);
    padding-bottom: 5px;
    transition: all 0.3s ease;
}
.btn-link:hover { color: var(--accent); border-color: var(--accent); }

/* --- Galerie Masonry --- */
.gallery-section { padding: 60px 5%; }

.masonry-grid {
    column-count: 3; /* 3 colonnes par défaut */
    column-gap: 30px;
}

/* L'item (figure) */
.artwork-item {
    break-inside: avoid; /* Empêche l'image d'être coupée entre deux colonnes */
    margin-bottom: 40px;
    cursor: pointer;
    background: #fff;
    padding: 15px;
    box-shadow: 0 4px 15px rgba(0,0,0,0.03);
    transition: transform 0.3s ease, box-shadow 0.3s ease;
}
.artwork-item:hover {
    transform: translateY(-5px);
    box-shadow: 0 10px 25px rgba(0,0,0,0.08);
}

.img-container {
    overflow: hidden;
    margin-bottom: 15px;
}
.img-container img {
    width: 100%;
    display: block;
    transition: transform 0.7s ease;
}
.artwork-item:hover .img-container img {
    transform: scale(1.03);
}

/* Méta-données de l'œuvre */
.artwork-info {
    text-align: center;
}
.artwork-info h4 { font-size: 1.1rem; margin-bottom: 5px; font-weight: 600; }
.artwork-technique { font-size: 0.85rem; color: var(--text-muted); font-style: italic; margin-bottom: 10px; }
.artwork-price { font-size: 1rem; font-weight: bold; color: var(--text-main); }

/* --- Footer --- */
footer { text-align: center; padding: 40px 20px; border-top: 1px solid #eee; font-size: 0.9rem; color: var(--text-muted); }

/* --- Responsive --- */
@media (max-width: 1024px) {
    .masonry-grid { column-count: 2; }
}
@media (max-width: 768px) {
    .hero-content h1 { font-size: 2.5rem; }
    .hero-content h2 { font-size: 1.5rem; }
    .nav-links { display: none; /* A remplacer par un menu burger en prod */ }
}
@media (max-width: 600px) {
    .masonry-grid { column-count: 1; }
    .gallery-section { padding: 40px 20px; }
}