:root {
    --bleu-principal: #007BFF;
    --bleu-fonce: #0056b3;
    --fond-clair: #F0F2F5;
    --fond-blanc: #FFFFFF;
    --texte-fonce: #1C1C1C;
    --texte-gris: #5a6472;
    --bordure: #dfe3e8;
    --succes: #1e8e3e;
    --danger: #d93025;
    --warning: #b06000;
    --info: #0b5fa5;
}

* { margin: 0; padding: 0; box-sizing: border-box; }

body {
    font-family: 'Segoe UI', Roboto, -apple-system, sans-serif;
    background: var(--fond-clair);
    color: var(--texte-fonce);
    line-height: 1.6;
}

a { color: var(--bleu-principal); text-decoration: none; }
a:hover { text-decoration: underline; }

/* --- Header --- */
.site-header {
    background: var(--fond-blanc);
    border-bottom: 1px solid var(--bordure);
    position: sticky;
    top: 0;
    z-index: 100;
}

.header-inner {
    max-width: 1200px;
    margin: 0 auto;
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 1rem 1.5rem;
}

.logo {
    font-size: 1.4rem;
    font-weight: 700;
    color: var(--texte-fonce);
}

.logo-gear { color: var(--bleu-principal); }

.main-nav { display: flex; align-items: center; gap: 1.5rem; }
.main-nav a { color: var(--texte-fonce); font-weight: 500; }
.main-nav a:hover { color: var(--bleu-principal); text-decoration: none; }

.nav-btn {
    background: var(--bleu-principal);
    color: #fff !important;
    padding: 0.5rem 1.2rem;
    border-radius: 6px;
}
.nav-btn:hover { background: var(--bleu-fonce); }

.nav-btn-outline {
    border: 1px solid var(--bordure);
    padding: 0.5rem 1.2rem;
    border-radius: 6px;
}

/* --- Main --- */
.site-main {
    max-width: 1200px;
    margin: 0 auto;
    padding: 2rem 1.5rem;
    min-height: 60vh;
}

.flash-container { margin-bottom: 1rem; }
.flash {
    padding: 0.8rem 1.2rem;
    border-radius: 6px;
    margin-bottom: 0.6rem;
    font-size: 0.95rem;
}
.flash-success { background: #e6f4ea; color: var(--succes); border: 1px solid #b7e1c3; }
.flash-danger { background: #fce8e6; color: var(--danger); border: 1px solid #f5c2bd; }
.flash-warning { background: #fdf2e0; color: var(--warning); border: 1px solid #f3dca6; }
.flash-info { background: #e8f0fb; color: var(--info); border: 1px solid #bcd6f0; }

/* --- Hero --- */
.hero {
    background: linear-gradient(135deg, var(--bleu-principal), var(--bleu-fonce));
    color: #fff;
    border-radius: 12px;
    padding: 3.5rem 2.5rem;
    margin-bottom: 2.5rem;
}
.hero h1 { font-size: 2.2rem; margin-bottom: 0.8rem; }
.hero p { font-size: 1.1rem; opacity: 0.95; max-width: 600px; }
.hero .nav-btn { display: inline-block; margin-top: 1.5rem; background: #fff; color: var(--bleu-principal) !important; font-weight: 600; }
.hero .nav-btn:hover { background: #eef3fb; }

/* --- Cards / grids --- */
.grid-3 { display: grid; grid-template-columns: repeat(3, 1fr); gap: 1.5rem; }
.grid-2 { display: grid; grid-template-columns: repeat(2, 1fr); gap: 1.5rem; }

.card {
    background: var(--fond-blanc);
    border: 1px solid var(--bordure);
    border-radius: 10px;
    padding: 1.5rem;
}
.card h3 { margin-bottom: 0.6rem; color: var(--bleu-principal); }
.card .marques { font-size: 0.9rem; color: var(--texte-gris); margin-top: 0.8rem; }

/* --- Forms --- */
.form-box {
    background: var(--fond-blanc);
    border: 1px solid var(--bordure);
    border-radius: 10px;
    padding: 2rem;
    max-width: 500px;
    margin: 0 auto;
}
.form-box.wide { max-width: 700px; }

.form-group { margin-bottom: 1.2rem; }
.form-group label { display: block; margin-bottom: 0.4rem; font-weight: 500; font-size: 0.9rem; }
.form-group input,
.form-group select,
.form-group textarea {
    width: 100%;
    padding: 0.65rem 0.8rem;
    border: 1px solid var(--bordure);
    border-radius: 6px;
    font-size: 0.95rem;
    font-family: inherit;
}
.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
    outline: 2px solid var(--bleu-principal);
    outline-offset: 1px;
    border-color: var(--bleu-principal);
}
.form-check { display: flex; align-items: flex-start; gap: 0.6rem; font-size: 0.88rem; }
.form-check input { width: auto; margin-top: 0.2rem; }

.btn-submit {
    background: var(--bleu-principal);
    color: #fff;
    border: none;
    padding: 0.75rem 1.5rem;
    border-radius: 6px;
    font-size: 1rem;
    font-weight: 600;
    cursor: pointer;
    width: 100%;
}
.btn-submit:hover { background: var(--bleu-fonce); }
.btn-submit:focus-visible { outline: 3px solid var(--bleu-fonce); outline-offset: 2px; }

.form-footer-link { text-align: center; margin-top: 1rem; font-size: 0.9rem; }

/* --- Tables (back-office) --- */
table.data-table { width: 100%; border-collapse: collapse; background: var(--fond-blanc); }
table.data-table th, table.data-table td {
    padding: 0.7rem 1rem;
    border-bottom: 1px solid var(--bordure);
    text-align: left;
    font-size: 0.9rem;
}
table.data-table th { background: #f7f9fb; font-weight: 600; }

.badge {
    display: inline-block;
    padding: 0.25rem 0.7rem;
    border-radius: 20px;
    font-size: 0.78rem;
    font-weight: 600;
}
.badge-nouvelle { background: #e8f0fb; color: var(--info); }
.badge-en_attente { background: #fdf2e0; color: var(--warning); }
.badge-planifiee { background: #ecebfa; color: #5a3fc0; }
.badge-en_cours { background: #fff4d6; color: #946800; }
.badge-terminee { background: #e6f4ea; color: var(--succes); }
.badge-annulee { background: #fce8e6; color: var(--danger); }

/* --- Stats dashboard --- */
.stats-row { display: grid; grid-template-columns: repeat(3, 1fr); gap: 1.2rem; margin-bottom: 2rem; }
.stat-box {
    background: var(--fond-blanc);
    border: 1px solid var(--bordure);
    border-radius: 10px;
    padding: 1.2rem;
    text-align: center;
}
.stat-box .stat-number { font-size: 2rem; font-weight: 700; color: var(--bleu-principal); }
.stat-box .stat-label { font-size: 0.85rem; color: var(--texte-gris); }

/* --- Legal pages --- */
.legal-content { background: var(--fond-blanc); border: 1px solid var(--bordure); border-radius: 10px; padding: 2rem; max-width: 800px; margin: 0 auto; }
.legal-content h2 { margin: 1.5rem 0 0.6rem; color: var(--bleu-principal); }
.legal-content h2:first-child { margin-top: 0; }
.legal-content p, .legal-content li { margin-bottom: 0.6rem; color: var(--texte-gris); }

/* --- Bandeau défilant (annonce principale) --- */
.bandeau-defilant {
    background: var(--texte-fonce);
    color: #fff;
    overflow: hidden;
    white-space: nowrap;
    padding: 0.55rem 0;
}
.bandeau-defilant-track {
    display: inline-flex;
    animation: defiler 28s linear infinite;
}
.bandeau-defilant-track span {
    padding-right: 4rem;
    font-size: 0.9rem;
    font-weight: 500;
}
@keyframes defiler {
    from { transform: translateX(0); }
    to { transform: translateX(-50%); }
}
@media (prefers-reduced-motion: reduce) {
    .bandeau-defilant-track { animation: none; }
    .bandeau-defilant { overflow-x: auto; }
}

/* --- Annonces chronologiques (page d'accueil) --- */
.annonces-liste { display: flex; flex-direction: column; gap: 1.2rem; }
.annonce-card {
    background: var(--fond-blanc);
    border: 1px solid var(--bordure);
    border-radius: 10px;
    padding: 1.5rem;
    display: flex;
    gap: 1.5rem;
}
.annonce-card img {
    width: 160px;
    height: 120px;
    object-fit: cover;
    border-radius: 8px;
    flex-shrink: 0;
}
.annonce-card .annonce-date { font-size: 0.8rem; color: var(--texte-gris); margin-bottom: 0.3rem; }
.annonce-card h3 { color: var(--bleu-principal); margin-bottom: 0.5rem; }
.annonce-card p { color: var(--texte-gris); }

@media (max-width: 600px) {
    .annonce-card { flex-direction: column; }
    .annonce-card img { width: 100%; height: 160px; }
}
/* --- Catalogue : filtres --- */
.catalogue-filtres {
    display: flex;
    flex-wrap: wrap;
    gap: 0.6rem;
    margin-bottom: 2rem;
    align-items: center;
}
.filtre-chip {
    padding: 0.4rem 1rem;
    border-radius: 20px;
    border: 1px solid var(--bordure);
    color: var(--texte-fonce);
    font-size: 0.88rem;
    font-weight: 500;
}
.filtre-chip:hover { text-decoration: none; border-color: var(--bleu-principal); }
.filtre-chip-active { background: var(--bleu-principal); color: #fff; border-color: var(--bleu-principal); }

/* --- Catalogue : cartes article --- */
.article-card {
    display: block;
    text-decoration: none;
    color: var(--texte-fonce);
    position: relative;
}
.article-card:hover { border-color: var(--bleu-principal); text-decoration: none; }
.article-card-img {
    width: 100%;
    height: 160px;
    object-fit: cover;
    border-radius: 8px;
    margin-bottom: 1rem;
}
.article-card-img-placeholder {
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 2.5rem;
    background: var(--fond-clair);
    color: var(--bordure);
}
.article-card-badge {
    position: absolute;
    top: 1.3rem;
    right: 1.3rem;
    background: rgba(255,255,255,0.92);
    padding: 0.2rem 0.6rem;
    border-radius: 6px;
    font-size: 0.75rem;
    font-weight: 600;
    color: var(--bleu-principal);
}
.article-card h3 { font-size: 1.05rem; margin-bottom: 0.4rem; }
.article-card-prix { margin-top: 1rem; display: flex; align-items: center; gap: 0.6rem; flex-wrap: wrap; }
.prix-tvac { font-weight: 700; color: var(--bleu-principal); font-size: 1.1rem; }
.prix-tvac small { font-weight: 400; font-size: 0.7rem; color: var(--texte-gris); }

/* --- Catalogue : page détail --- */
.article-detail { display: grid; grid-template-columns: 1fr 1fr; gap: 2.5rem; }
.article-detail-img-principale {
    width: 100%;
    height: 350px;
    object-fit: cover;
    border-radius: 10px;
}
.article-detail-miniatures { display: flex; gap: 0.6rem; margin-top: 0.8rem; flex-wrap: wrap; }
.article-detail-miniature {
    width: 70px; height: 70px;
    object-fit: cover;
    border-radius: 6px;
    cursor: pointer;
    border: 2px solid transparent;
}
.article-detail-miniature:hover { border-color: var(--bleu-principal); }
.article-detail-prix { margin: 1.2rem 0; padding: 1rem; background: var(--fond-clair); border-radius: 8px; }

@media (max-width: 768px) {
    .article-detail { grid-template-columns: 1fr; }
}

/* --- Panier --- */
.panier-lignes { display: flex; flex-direction: column; gap: 1rem; margin-bottom: 1.5rem; }
.panier-ligne {
    background: var(--fond-blanc);
    border: 1px solid var(--bordure);
    border-radius: 10px;
    padding: 1.2rem;
    display: flex;
    align-items: center;
    gap: 1.5rem;
}
.panier-ligne-info { flex: 1; }
.panier-ligne-info h3 { font-size: 1rem; margin-bottom: 0.2rem; }
.panier-ligne-prix { text-align: right; min-width: 110px; }
.panier-total {
    display: flex;
    justify-content: space-between;
    align-items: center;
    background: var(--fond-blanc);
    border: 1px solid var(--bordure);
    border-radius: 10px;
    padding: 1.2rem 1.5rem;
    font-size: 1.1rem;
}
.panier-total strong { color: var(--bleu-principal); font-size: 1.4rem; }

@media (max-width: 600px) {
    .panier-ligne { flex-wrap: wrap; }
}

/* --- Planning : créneaux --- */
.creneaux-grille {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(80px, 1fr));
    gap: 0.6rem;
    margin-top: 1rem;
}
.creneau-btn {
    background: var(--fond-clair);
    border: 1px solid var(--bordure);
    border-radius: 6px;
    padding: 0.6rem;
    font-weight: 600;
    color: var(--bleu-principal);
    cursor: pointer;
    width: 100%;
}
.creneau-btn:hover { background: var(--bleu-principal); color: #fff; border-color: var(--bleu-principal); }

/* --- Footer --- */
.site-footer { background: var(--texte-fonce); color: #d7dadd; margin-top: 3rem; }
.footer-inner {
    max-width: 1200px;
    margin: 0 auto;
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 2rem;
    padding: 2.5rem 1.5rem;
}
.footer-col strong { color: #fff; display: block; margin-bottom: 0.6rem; }
.footer-col p { font-size: 0.88rem; margin-bottom: 0.3rem; }
.footer-col a { color: #d7dadd; }
.footer-bottom {
    text-align: center;
    padding: 1rem;
    font-size: 0.8rem;
    border-top: 1px solid #333;
}

/* --- Cookie banner --- */
.cookie-banner {
    position: fixed;
    bottom: 0;
    left: 0;
    right: 0;
    background: var(--texte-fonce);
    color: #fff;
    padding: 1rem 1.5rem;
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 1.5rem;
    flex-wrap: wrap;
    z-index: 200;
}
.cookie-banner[hidden] { display: none; }
.cookie-banner p { font-size: 0.85rem; max-width: 800px; }
.cookie-banner a { color: #9cc4f5; }

/* --- Responsive --- */
@media (max-width: 768px) {
    .header-inner { flex-direction: column; gap: 0.8rem; }
    .main-nav { flex-wrap: wrap; justify-content: center; gap: 1rem; }
    .grid-3, .grid-2, .stats-row, .footer-inner { grid-template-columns: 1fr; }
    .hero { padding: 2.5rem 1.5rem; }
    .hero h1 { font-size: 1.6rem; }
}