:root {
    --couleur-principale: #f5a623;
    --couleur-secondaire: #1a1a2e;
    --couleur-accent: #e67e22;
    --couleur-fond: #f9f9f9;
    --couleur-texte: #333;
    --couleur-blanc: #fff;
    --couleur-gris: #666;
    --couleur-bordure: #e0e0e0;
    --ombre: 0 4px 15px rgba(0,0,0,0.1);
    --ombre-forte: 0 8px 30px rgba(0,0,0,0.15);
    --rayon: 10px;
    --transition: all 0.3s ease;
}


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

body {
    font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
    background-color: var(--couleur-fond);
    color: var(--couleur-texte);
    line-height: 1.7;
}

a {
    text-decoration: none;
    color: inherit;
}

ul {
    list-style: none;
}

img {
    max-width: 100%;
}


.conteneur {
    max-width: 1100px;
    margin: 0 auto;
    padding: 0 20px;
}

.accent {
    color: var(--couleur-principale);
}

.section-titre {
    text-align: center;
    font-size: 2rem;
    margin-bottom: 15px;
    color: var(--couleur-secondaire);
    position: relative;
    padding-bottom: 12px;
}

.section-titre::after {
    content: '';
    display: block;
    width: 60px;
    height: 4px;
    background: var(--couleur-principale);
    margin: 10px auto 0;
    border-radius: 2px;
}

.section-desc {
    text-align: center;
    color: var(--couleur-gris);
    margin-bottom: 35px;
    font-size: 1rem;
}

/* ---- Boutons ---- */
.btn {
    display: inline-block;
    padding: 12px 28px;
    border-radius: var(--rayon);
    font-weight: 600;
    cursor: pointer;
    transition: var(--transition);
    border: 2px solid transparent;
    font-size: 0.95rem;
}

.btn-principal {
    background-color: var(--couleur-principale);
    color: var(--couleur-blanc);
    border-color: var(--couleur-principale);
}

.btn-principal:hover {
    background-color: var(--couleur-accent);
    border-color: var(--couleur-accent);
    transform: translateY(-2px);
    box-shadow: var(--ombre);
}

.btn-secondaire {
    background-color: transparent;
    color: var(--couleur-secondaire);
    border-color: var(--couleur-secondaire);
}

.btn-secondaire:hover {
    background-color: var(--couleur-secondaire);
    color: var(--couleur-blanc);
    transform: translateY(-2px);
}


   NAVBAR

#navbar {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    z-index: 1000;
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 18px 50px;
    background-color: var(--couleur-secondaire);
    box-shadow: var(--ombre);
    transition: var(--transition);
}

#navbar.scrolled {
    padding: 12px 50px;
    background-color: rgba(26, 26, 46, 0.97);
}

.logo {
    display: flex;
    align-items: center;
    gap: 10px;
    font-size: 1.4rem;
    font-weight: 700;
    color: var(--couleur-blanc);
}

.logo-icon {
    font-size: 1.6rem;
}

.nav-links {
    display: flex;
    gap: 30px;
}

.nav-links a {
    color: #ccc;
    font-weight: 500;
    position: relative;
    transition: var(--transition);
    font-size: 0.95rem;
}

.nav-links a::after {
    content: '';
    position: absolute;
    bottom: -3px;
    left: 0;
    width: 0;
    height: 2px;
    background: var(--couleur-principale);
    transition: var(--transition);
}

.nav-links a:hover,
.nav-links a.active {
    color: var(--couleur-principale);
}

.nav-links a:hover::after,
.nav-links a.active::after {
    width: 100%;
}


.burger {
    display: none;
    flex-direction: column;
    gap: 5px;
    cursor: pointer;
}

.burger span {
    width: 26px;
    height: 3px;
    background: var(--couleur-blanc);
    border-radius: 3px;
    transition: var(--transition);
}


   
    
.hero {
    min-height: 100vh;
    background: linear-gradient(135deg, var(--couleur-secondaire) 0%, #16213e 60%, #0f3460 100%);
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 100px 50px 60px;
    gap: 40px;
    overflow: hidden;
    position: relative;
}

.hero::before {
    content: '';
    position: absolute;
    top: -100px;
    right: -100px;
    width: 400px;
    height: 400px;
    background: radial-gradient(circle, rgba(245, 166, 35, 0.15) 0%, transparent 70%);
    border-radius: 50%;
}

.hero-content {
    flex: 1;
    max-width: 550px;
    animation: glisserGauche 0.9s ease both;
}

@keyframes glisserGauche {
    from { opacity: 0; transform: translateX(-50px); }
    to { opacity: 1; transform: translateX(0); }
}

.hero-titre {
    font-size: 2.8rem;
    color: var(--couleur-blanc);
    line-height: 1.2;
    margin-bottom: 20px;
    font-weight: 800;
}

.hero-sous-titre {
    font-size: 1.05rem;
    color: #aab4c8;
    margin-bottom: 35px;
    max-width: 450px;
}

.hero-btns {
    display: flex;
    gap: 15px;
    flex-wrap: wrap;
}

.hero-image {
    flex: 1;
    display: flex;
    justify-content: center;
    align-items: center;
    position: relative;
    animation: glisserDroite 0.9s ease both;
}

@keyframes glisserDroite {
    from { opacity: 0; transform: translateX(50px); }
    to { opacity: 1; transform: translateX(0); }
}

.cercle-deco {
    width: 320px;
    height: 320px;
    border: 3px dashed rgba(245, 166, 35, 0.4);
    border-radius: 50%;
    position: absolute;
    animation: tourner 20s linear infinite;
}

@keyframes tourner {
    from { transform: rotate(0deg); }
    to { transform: rotate(360deg); }
}

.hero-icon-box {
    display: flex;
    flex-direction: column;
    gap: 15px;
    z-index: 1;
}

.icon-card {
    background: rgba(255,255,255,0.08);
    border: 1px solid rgba(245, 166, 35, 0.3);
    color: var(--couleur-blanc);
    padding: 14px 25px;
    border-radius: var(--rayon);
    font-weight: 600;
    font-size: 1rem;
    backdrop-filter: blur(6px);
    transition: var(--transition);
    cursor: default;
}

.icon-card:hover {
    background: rgba(245, 166, 35, 0.2);
    transform: translateX(8px);
}


.about {
    padding: 80px 20px;
    background: var(--couleur-blanc);
}

.about-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 50px;
    align-items: start;
    margin-top: 40px;
}

.about-texte p {
    margin-bottom: 15px;
    color: #555;
    font-size: 0.97rem;
}

.about-liste {
    margin-top: 15px;
    display: flex;
    flex-direction: column;
    gap: 8px;
}

.about-liste li {
    color: var(--couleur-texte);
    font-weight: 500;
    font-size: 0.95rem;
}

.about-stats {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 20px;
}

.stat-card {
    background: var(--couleur-fond);
    border: 2px solid var(--couleur-bordure);
    border-radius: var(--rayon);
    padding: 25px 20px;
    text-align: center;
    transition: var(--transition);
}

.stat-card:hover {
    border-color: var(--couleur-principale);
    box-shadow: var(--ombre);
    transform: translateY(-4px);
}

.stat-num {
    display: block;
    font-size: 2.5rem;
    font-weight: 800;
    color: var(--couleur-principale);
}

.stat-label {
    font-size: 0.85rem;
    color: var(--couleur-gris);
    margin-top: 5px;
    display: block;
}


   
.services-apercu {
    padding: 80px 20px;
    background: var(--couleur-fond);
}

.cards-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 25px;
    margin-top: 40px;
}

.service-card {
    background: var(--couleur-blanc);
    border-radius: var(--rayon);
    padding: 35px 25px;
    text-align: center;
    box-shadow: var(--ombre);
    transition: var(--transition);
    border-bottom: 4px solid transparent;
}

.service-card:hover {
    transform: translateY(-6px);
    box-shadow: var(--ombre-forte);
    border-bottom-color: var(--couleur-principale);
}

.card-icon {
    font-size: 2.5rem;
    margin-bottom: 15px;
}

.service-card h3 {
    font-size: 1.1rem;
    margin-bottom: 10px;
    color: var(--couleur-secondaire);
}

.service-card p {
    font-size: 0.9rem;
    color: var(--couleur-gris);
    margin-bottom: 18px;
}

.lien-card {
    color: var(--couleur-principale);
    font-weight: 600;
    font-size: 0.9rem;
    transition: var(--transition);
}

.lien-card:hover {
    color: var(--couleur-accent);
    letter-spacing: 0.5px;
}



.temoignages {
    padding: 80px 20px;
    background: var(--couleur-secondaire);
    text-align: center;
}

.temoignages .section-titre {
    color: var(--couleur-blanc);
}

.temoignage-slider {
    max-width: 700px;
    margin: 0 auto;
    position: relative;
    min-height: 130px;
}

.temoignage {
    display: none;
    animation: fadeIn 0.5s ease;
}

.temoignage.actif {
    display: block;
}

@keyframes fadeIn {
    from { opacity: 0; transform: translateY(10px); }
    to { opacity: 1; transform: translateY(0); }
}

.temoignage p {
    font-size: 1.1rem;
    color: #ddd;
    font-style: italic;
    margin-bottom: 12px;
    line-height: 1.8;
}

.auteur {
    color: var(--couleur-principale);
    font-weight: 600;
    font-size: 0.95rem;
}

.slider-dots {
    margin-top: 25px;
    display: flex;
    justify-content: center;
    gap: 10px;
}

.dot {
    width: 12px;
    height: 12px;
    border-radius: 50%;
    background: #555;
    cursor: pointer;
    transition: var(--transition);
}

.dot.actif {
    background: var(--couleur-principale);
    transform: scale(1.3);
}


   

.contact {
    padding: 80px 20px;
    background: var(--couleur-blanc);
}

.contact-grid {
    display: grid;
    grid-template-columns: 1fr 1.5fr;
    gap: 50px;
    margin-top: 40px;
    align-items: start;
}

.contact-infos p {
    margin-bottom: 16px;
    font-size: 0.97rem;
    color: #555;
    display: flex;
    align-items: flex-start;
    gap: 10px;
}

.contact-form {
    display: flex;
    flex-direction: column;
    gap: 15px;
}

.contact-form input,
.contact-form textarea {
    padding: 12px 16px;
    border: 1px solid var(--couleur-bordure);
    border-radius: var(--rayon);
    font-size: 0.95rem;
    font-family: inherit;
    transition: var(--transition);
    background: var(--couleur-fond);
}

.contact-form input:focus,
.contact-form textarea:focus {
    outline: none;
    border-color: var(--couleur-principale);
    background: var(--couleur-blanc);
    box-shadow: 0 0 0 3px rgba(245, 166, 35, 0.15);
}

.form-msg {
    font-size: 0.9rem;
    font-weight: 600;
    color: green;
    min-height: 20px;
}

.page-banner {
    background: linear-gradient(135deg, var(--couleur-secondaire), #0f3460);
    text-align: center;
    padding: 120px 20px 60px;
    color: var(--couleur-blanc);
}

.page-banner h1 {
    font-size: 2.5rem;
    font-weight: 800;
    margin-bottom: 12px;
}

.page-banner p {
    color: #aab4c8;
    font-size: 1rem;
}

.catalogue {
    padding: 70px 20px;
    background: var(--couleur-fond);
}

.filtres {
    display: flex;
    justify-content: center;
    gap: 10px;
    flex-wrap: wrap;
    margin-bottom: 35px;
}

.filtre-btn {
    padding: 8px 20px;
    border-radius: 25px;
    border: 2px solid var(--couleur-bordure);
    background: var(--couleur-blanc);
    cursor: pointer;
    font-size: 0.9rem;
    font-weight: 600;
    transition: var(--transition);
    color: var(--couleur-texte);
}

.filtre-btn:hover,
.filtre-btn.actif {
    background: var(--couleur-principale);
    color: var(--couleur-blanc);
    border-color: var(--couleur-principale);
}

.produits-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 20px;
}

.produit-card {
    background: var(--couleur-blanc);
    border-radius: var(--rayon);
    padding: 25px 18px;
    text-align: center;
    box-shadow: var(--ombre);
    transition: var(--transition);
    border-top: 3px solid transparent;
}

.produit-card:hover {
    transform: translateY(-5px);
    box-shadow: var(--ombre-forte);
    border-top-color: var(--couleur-principale);
}

.produit-icon {
    font-size: 2rem;
    margin-bottom: 10px;
}

.produit-card h4 {
    font-size: 0.95rem;
    margin-bottom: 6px;
    color: var(--couleur-secondaire);
}

.produit-card p {
    font-size: 0.82rem;
    color: var(--couleur-gris);
    margin-bottom: 12px;
}

.prix {
    font-size: 1rem;
    font-weight: 700;
    color: var(--couleur-principale);
}


.installations {
    padding: 70px 20px;
    background: var(--couleur-blanc);
}

.installations-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 20px;
    margin-top: 40px;
}

.install-item {
    display: flex;
    align-items: flex-start;
    gap: 20px;
    padding: 22px;
    border: 1px solid var(--couleur-bordure);
    border-radius: var(--rayon);
    transition: var(--transition);
    background: var(--couleur-fond);
}

.install-item:hover {
    border-color: var(--couleur-principale);
    box-shadow: var(--ombre);
    transform: translateX(5px);
}

.install-num {
    font-size: 2rem;
    font-weight: 800;
    color: rgba(245, 166, 35, 0.3);
    flex-shrink: 0;
    line-height: 1;
}

.install-item h4 {
    font-size: 0.95rem;
    margin-bottom: 6px;
    color: var(--couleur-secondaire);
}

.install-item p {
    font-size: 0.85rem;
    color: var(--couleur-gris);
}

.commande {
    padding: 70px 20px;
    background: var(--couleur-fond);
}

.formulaire-box {
    max-width: 800px;
    margin: 0 auto;
    background: var(--couleur-blanc);
    border-radius: 12px;
    padding: 40px;
    box-shadow: var(--ombre-forte);
}

.groupe-champ {
    margin-bottom: 20px;
}

.groupe-champ label {
    display: block;
    font-size: 0.9rem;
    font-weight: 600;
    color: var(--couleur-secondaire);
    margin-bottom: 6px;
}

.champ-input {
    width: 100%;
    padding: 11px 15px;
    border: 1px solid var(--couleur-bordure);
    border-radius: 8px;
    font-size: 0.94rem;
    font-family: inherit;
    background: var(--couleur-fond);
    transition: var(--transition);
}

.champ-input:focus {
    outline: none;
    border-color: var(--couleur-principale);
    background: #fff;
    box-shadow: 0 0 0 3px rgba(245, 166, 35, 0.12);
}


#zone-articles {
    border: 2px dashed var(--couleur-bordure);
    border-radius: var(--rayon);
    padding: 20px;
    margin-bottom: 20px;
    background: #fafafa;
}

.sous-titre-form {
    font-size: 1rem;
    color: var(--couleur-secondaire);
    margin-bottom: 15px;
    border-bottom: 2px solid var(--couleur-principale);
    padding-bottom: 6px;
    display: inline-block;
}

.article-bloc {
    background: var(--couleur-blanc);
    border-radius: 8px;
    padding: 18px;
    margin-bottom: 15px;
    border-left: 4px solid var(--couleur-principale);
    box-shadow: 0 2px 8px rgba(0,0,0,0.06);
    animation: apparaitre 0.4s ease both;
}

@keyframes apparaitre {
    from {
        opacity: 0;
        transform: translateY(15px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.article-entete {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 12px;
}

.article-entete span {
    font-weight: 700;
    font-size: 0.9rem;
    color: var(--couleur-principale);
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.btn-supprimer {
    background: none;
    border: none;
    color: #e74c3c;
    cursor: pointer;
    font-size: 1.1rem;
    padding: 3px 8px;
    border-radius: 5px;
    transition: var(--transition);
}

.btn-supprimer:hover {
    background: #fdecea;
}

.article-champs {
    display: grid;
    grid-template-columns: 2fr 1fr 1fr;
    gap: 12px;
}

.article-champs .groupe-champ {
    margin-bottom: 0;
}


.btn-add-zone {
    display: flex;
    align-items: center;
    gap: 15px;
    margin-bottom: 20px;
    flex-wrap: wrap;
}

.btn-ajouter {
    background: var(--couleur-secondaire);
    color: var(--couleur-blanc);
    border: none;
    padding: 10px 22px;
    border-radius: var(--rayon);
    font-size: 0.95rem;
    font-weight: 600;
    cursor: pointer;
    transition: var(--transition);
}

.btn-ajouter:hover {
    background: #0f3460;
    transform: translateY(-2px);
}

.compteur-info {
    font-size: 0.88rem;
    color: var(--couleur-gris);
    font-style: italic;
}


.total-zone {
    background: linear-gradient(to right, var(--couleur-secondaire), #0f3460);
    color: var(--couleur-blanc);
    padding: 15px 22px;
    border-radius: var(--rayon);
    margin-bottom: 20px;
    font-size: 1rem;
}

.total-zone strong {
    color: var(--couleur-principale);
    font-size: 1.2rem;
}


.form-actions {
    display: flex;
    gap: 15px;
    flex-wrap: wrap;
    margin-top: 10px;
}


.message-confirmation {
    margin-top: 20px;
}

.confirm-box {
    display: flex;
    align-items: center;
    gap: 12px;
    background: #e8f5e9;
    border: 1px solid #a5d6a7;
    border-radius: var(--rayon);
    padding: 18px 22px;
    animation: apparaitre 0.4s ease both;
}

.confirm-icon {
    font-size: 1.8rem;
}

#confirm-texte {
    color: #2e7d32;
    font-weight: 600;
    font-size: 0.97rem;
}


footer {
    background: var(--couleur-secondaire);
    color: #aab4c8;
    text-align: center;
    padding: 28px 20px;
    font-size: 0.9rem;
    line-height: 1.8;
}

footer strong {
    color: var(--couleur-principale);
}


#scrollTopBtn {
    position: fixed;
    bottom: 30px;
    right: 30px;
    background: var(--couleur-principale);
    color: var(--couleur-blanc);
    border: none;
    width: 45px;
    height: 45px;
    border-radius: 50%;
    font-size: 1.2rem;
    cursor: pointer;
    display: none;
    align-items: center;
    justify-content: center;
    box-shadow: var(--ombre);
    z-index: 999;
    transition: var(--transition);
}

#scrollTopBtn:hover {
    background: var(--couleur-accent);
    transform: translateY(-3px);
}


@media (max-width: 900px) {
    #navbar {
        padding: 15px 25px;
    }

    .nav-links {
        display: none;
        flex-direction: column;
        position: absolute;
        top: 100%;
        left: 0;
        width: 100%;
        background: var(--couleur-secondaire);
        padding: 20px;
        gap: 15px;
    }

    .nav-links.ouvert {
        display: flex;
    }

    .burger {
        display: flex;
    }

    .hero {
        flex-direction: column;
        padding: 100px 25px 50px;
        text-align: center;
    }

    .hero-titre {
        font-size: 2rem;
    }

    .hero-btns {
        justify-content: center;
    }

    .about-grid,
    .contact-grid {
        grid-template-columns: 1fr;
    }

    .cards-grid {
        grid-template-columns: 1fr 1fr;
    }

    .produits-grid {
        grid-template-columns: 1fr 1fr;
    }

    .installations-grid {
        grid-template-columns: 1fr;
    }
}

@media (max-width: 600px) {
    .cards-grid,
    .produits-grid,
    .about-stats {
        grid-template-columns: 1fr;
    }

    .hero-titre {
        font-size: 1.7rem;
    }

    .section-titre {
        font-size: 1.5rem;
    }

    .formulaire-box {
        padding: 25px 18px;
    }

    .article-champs {
        grid-template-columns: 1fr;
    }
}