/* --- Variables et Styles de base --- */
:root {
    --color-primary: #f0ead2; /* Crème doux */
    --color-secondary: #ffffff; /* Blanc pur */
    --color-text-dark: #333333; /* Gris très foncé pour le texte */
    --color-text-light: #666666; /* Gris moyen pour les sous-titres */
    --color-accent-gold: #b8860b; /* Or subtil pour les accents */
    --color-accent-platinum: #E5E4E2; /* Platine pour les accents */

    --font-serif: 'Playfair Display', serif;
    --font-sans-serif: 'Montserrat', sans-serif;

    --spacing-xs: 0.5rem;
    --spacing-s: 1rem;
    --spacing-m: 2rem;
    --spacing-l: 4rem;
    --spacing-xl: 6rem;
}

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

html {
    scroll-behavior: smooth;
}

body {
    font-family: var(--font-sans-serif);
    color: var(--color-text-dark);
    line-height: 1.6;
    background-color: var(--color-primary);
    overflow-x: hidden; /* Empêche le défilement horizontal */
}

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 var(--spacing-m);
}

h1, h2, h3 {
    font-family: var(--font-serif);
    color: var(--color-text-dark);
    margin-bottom: var(--spacing-s);
    line-height: 1.2;
}

h1 {
    font-size: 3.5rem;
    font-weight: 700;
    margin-bottom: var(--spacing-m);
}

h2 {
    font-size: 2.5rem;
    font-weight: 700;
    margin-bottom: var(--spacing-l);
    text-align: center;
}

h3 {
    font-size: 1.8rem;
    font-weight: 600;
}

p {
    font-size: 1.1rem;
    margin-bottom: var(--spacing-s);
}

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

ul {
    list-style: none;
}

/* --- Boutons --- */
.btn {
    display: inline-block;
    padding: var(--spacing-s) var(--spacing-m);
    border: 1px solid transparent;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 1px;
    transition: all 0.3s ease;
    border-radius: 3px; /* Légèrement arrondi */
    font-size: 0.95rem;
}

.btn-primary {
    background-color: var(--color-accent-gold); /* Ou var(--color-accent-platinum) */
    color: var(--color-secondary);
    border-color: var(--color-accent-gold);
}

.btn-primary:hover {
    background-color: var(--color-secondary);
    color: var(--color-accent-gold);
    border-color: var(--color-accent-gold);
}

.btn-secondary {
    background-color: transparent;
    color: var(--color-accent-gold); /* Ou var(--color-accent-platinum) */
    border-color: var(--color-accent-gold);
}

.btn-secondary:hover {
    background-color: var(--color-accent-gold);
    color: var(--color-secondary);
}

/* --- Header --- */
.main-header {
    background-color: var(--color-secondary);
    padding: var(--spacing-s) 0;
    box-shadow: 0 2px 10px rgba(0,0,0,0.05);
    position: sticky;
    top: 0;
    z-index: 1000;
}

.header-content {
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.logo {
    font-family: var(--font-serif);
    font-size: 1.8rem;
    font-weight: 700;
    color: var(--color-text-dark);
}

.main-nav ul {
    display: flex;
    gap: var(--spacing-m);
}

.main-nav a {
    color: var(--color-text-dark);
    font-weight: 400;
    position: relative;
    padding-bottom: 5px;
}

.main-nav a:hover {
    color: var(--color-accent-gold);
}

.main-nav a::after {
    content: '';
    position: absolute;
    width: 0;
    height: 1px;
    display: block;
    margin: auto;
    background: var(--color-accent-gold);
    transition: width 0.3s ease;
    bottom: 0;
    left: 0;
}

.main-nav a:hover::after {
    width: 100%;
}

.utility-icons .icon {
    font-size: 1.4rem;
    margin-left: var(--spacing-s);
    cursor: pointer;
    color: var(--color-text-light);
    transition: color 0.3s ease;
}

.utility-icons .icon:hover {
    color: var(--color-accent-gold);
}

/* --- Hero Section --- */
.hero-section {
    position: relative;
    height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--color-secondary);
    text-align: center;
    overflow: hidden;
}

.hero-bg {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    overflow: hidden;
    z-index: -1;
}

.hero-bg img, .hero-bg video {
    width: 100%;
    height: 100%;
    object-fit: cover;
    filter: brightness(0.7); /* Assombrit légèrement pour la lisibilité du texte */
}

.hero-content {
    position: relative;
    z-index: 1;
    max-width: 900px;
}

.hero-content h1 {
    color: var(--color-secondary);
    font-size: 4.5rem;
    margin-bottom: var(--spacing-s);
}

.hero-content .subtitle {
    color: rgba(255, 255, 255, 0.9);
    font-size: 1.3rem;
    margin-bottom: var(--spacing-l);
}

.hero-ctas .btn {
    margin: 0 var(--spacing-s);
}

.hero-ctas .btn-primary {
    background-color: var(--color-accent-gold);
    border-color: var(--color-accent-gold);
    color: var(--color-secondary);
}

.hero-ctas .btn-primary:hover {
    background-color: var(--color-secondary);
    color: var(--color-accent-gold);
}

.hero-ctas .btn-secondary {
    color: var(--color-secondary);
    border-color: var(--color-secondary);
}

.hero-ctas .btn-secondary:hover {
    background-color: var(--color-secondary);
    color: var(--color-text-dark); /* Peut-être une couleur plus foncée pour le texte au survol */
}


.scroll-down-arrow {
    position: absolute;
    bottom: var(--spacing-m);
    font-size: 2rem;
    color: var(--color-secondary);
    animation: bounce 2s infinite;
}

@keyframes bounce {
    0%, 20%, 50%, 80%, 100% {
        transform: translateY(0);
    }
    40% {
        transform: translateY(-10px);
    }
    60% {
        transform: translateY(-5px);
    }
}

/* --- Sections Générales --- */
.section {
    padding: var(--spacing-xl) 0;
    background-color: var(--color-primary); /* Base pour toutes les sections */
}

.section:nth-child(even) { /* Alternance de couleurs de section */
    background-color: var(--color-secondary);
}

.section-innovation .content-grid,
.section-product-showcase .content-grid {
    display: flex;
    align-items: center;
    gap: var(--spacing-xl);
}

.section-innovation .image-block,
.section-product-showcase .image-block {
    flex: 1;
    min-width: 0; /* Pour permettre au contenu de se réduire */
}

.section-innovation .image-block img,
.section-product-showcase .image-block img {
    width: 100%;
    height: auto;
    display: block;
    border-radius: 5px; /* Très légères bordures */
    box-shadow: 0 5px 20px rgba(0,0,0,0.08); /* Ombre douce */
}

.section-innovation .text-block,
.section-product-showcase .text-block {
    flex: 1;
}

.content-grid.reverse {
    flex-direction: row-reverse;
}

/* --- Section Bénéfices --- */
.section-benefits .benefits-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: var(--spacing-l);
    text-align: center;
}

.benefit-item {
    background-color: var(--color-secondary); /* Fond blanc pour les blocs de bénéfices */
    padding: var(--spacing-m);
    border-radius: 5px;
    box-shadow: 0 3px 15px rgba(0,0,0,0.06);
    transition: transform 0.3s ease;
}

.benefit-item:hover {
    transform: translateY(-5px);
}

.benefit-icon {
    font-size: 3rem;
    color: var(--color-accent-gold);
    margin-bottom: var(--spacing-s);
    display: block;
}

/* --- Product Showcase --- */
.features-list {
    margin-top: var(--spacing-m);
    margin-bottom: var(--spacing-l);
    padding-left: var(--spacing-s);
}

.features-list li {
    font-size: 1.1rem;
    margin-bottom: var(--spacing-xs);
    position: relative;
    padding-left: var(--spacing-s);
}

.features-list li::before {
    content: '•'; /* Puce élégante */
    color: var(--color-accent-gold);
    position: absolute;
    left: 0;
}

/* --- Section Rituel --- */
.section-ritual .ritual-steps {
    display: flex;
    justify-content: center;
    gap: var(--spacing-l);
    flex-wrap: wrap; /* Pour la réactivité */
    text-align: center;
}

.step-item {
    flex: 1;
    min-width: 280px;
    max-width: 350px;
    background-color: var(--color-primary); /* Fond crème pour les étapes du rituel */
    padding: var(--spacing-m);
    border-radius: 5px;
    box-shadow: 0 3px 15px rgba(0,0,0,0.06);
}

.step-item img {
    width: 100%;
    height: auto;
    border-radius: 3px;
    margin-bottom: var(--spacing-s);
}

/* --- Témoignages --- */
.section-testimonials {
    background-color: var(--color-secondary); /* Fond blanc pour les témoignages */
}

.testimonials-carousel {
    display: flex; /* Simule un carrousel statique pour l'exemple */
    justify-content: center;
    gap: var(--spacing-m);
    margin-bottom: var(--spacing-l);
    flex-wrap: wrap;
}

.testimonial-item {
    background-color: var(--color-primary); /* Fond crème pour chaque témoignage */
    padding: var(--spacing-m);
    border-radius: 5px;
    max-width: 45%; /* Pour deux colonnes sur desktop */
    box-shadow: 0 3px 15px rgba(0,0,0,0.06);
}

.testimonial-item p {
    font-style: italic;
    margin-bottom: var(--spacing-s);
    color: var(--color-text-dark);
}

.testimonial-item cite {
    display: block;
    text-align: right;
    font-size: 0.95rem;
    color: var(--color-text-light);
}

/* --- CTA Final --- */
.section-cta-final {
    text-align: center;
    padding: var(--spacing-xl) 0;
    background-color: var(--color-primary);
}

.section-cta-final h2 {
    margin-bottom: var(--spacing-s);
}

.section-cta-final p {
    max-width: 800px;
    margin: 0 auto var(--spacing-l);
}

/* --- Footer --- */
.main-footer {
    background-color: var(--color-text-dark); /* Fond sombre pour le footer */
    color: var(--color-secondary);
    padding: var(--spacing-xl) 0 var(--spacing-m);
}

.footer-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: var(--spacing-l);
    margin-bottom: var(--spacing-l);
}

.footer-col h3 {
    color: var(--color-secondary);
    margin-bottom: var(--spacing-s);
    font-size: 1.3rem;
}

.footer-col ul {
    line-height: 2;
}

.footer-col a {
    color: rgba(255, 255, 255, 0.7);
    transition: color 0.3s ease;
}

.footer-col a:hover {
    color: var(--color-accent-gold);
}

.footer-col p {
    font-size: 0.95rem;
    color: rgba(255, 255, 255, 0.8);
}

.footer-logo {
    color: var(--color-secondary);
}

.social-icons {
    margin-top: var(--spacing-s);
    display: flex;
    gap: var(--spacing-s);
}

.social-icon {
    font-size: 1.2rem;
    color: var(--color-secondary);
    border: 1px solid rgba(255, 255, 255, 0.5);
    border-radius: 50%;
    width: 30px;
    height: 30px;
    display: flex;
    justify-content: center;
    align-items: center;
    transition: background-color 0.3s ease, color 0.3s ease, border-color 0.3s ease;
}

.social-icon:hover {
    background-color: var(--color-accent-gold);
    border-color: var(--color-accent-gold);
    color: var(--color-secondary);
}

.copyright {
    text-align: center;
    font-size: 0.9rem;
    color: rgba(255, 255, 255, 0.6);
    padding-top: var(--spacing-s);
    border-top: 1px solid rgba(255, 255, 255, 0.1);
}


/* --- Responsive Design --- */
@media (max-width: 992px) {
    h1 {
        font-size: 3.5rem;
    }
    h2 {
        font-size: 2rem;
    }

    .header-content {
        flex-wrap: wrap;
        justify-content: center;
    }
    .main-nav {
        order: 3; /* Met la nav en bas sur petit écran */
        width: 100%;
        margin-top: var(--spacing-s);
    }
    .main-nav ul {
        justify-content: center;
        gap: var(--spacing-s);
    }
    .utility-icons {
        margin-left: auto; /* Pousse les icônes à droite */
    }

    .hero-content h1 {
        font-size: 3rem;
    }
    .hero-content .subtitle {
        font-size: 1.1rem;
    }
    .hero-ctas {
        display: flex;
        flex-direction: column;
        gap: var(--spacing-s);
    }
    .hero-ctas .btn {
        margin: 0;
    }

    .section-innovation .content-grid,
    .section-product-showcase .content-grid {
        flex-direction: column;
        gap: var(--spacing-m);
    }

    .content-grid.reverse {
        flex-direction: column; /* Inverse la colonne même en mode responsive */
    }

    .section-ritual .ritual-steps {
        flex-direction: column;
        align-items: center;
    }

    .testimonial-item {
        max-width: 90%; /* Un seul témoignage par ligne sur mobile */
    }

    .footer-grid {
        grid-template-columns: 1fr 1fr; /* Deux colonnes sur tablette */
    }
}

@media (max-width: 768px) {
    h1 {
        font-size: 2.8rem;
    }
    h2 {
        font-size: 1.8rem;
    }
    .main-nav ul {
        flex-wrap: wrap;
    }

    .hero-content h1 {
        font-size: 2.5rem;
    }
    .hero-content .subtitle {
        font-size: 1rem;
    }

    .section {
        padding: var(--spacing-l) 0;
    }

    .benefits-grid,
    .testimonials-carousel,
    .ritual-steps {
        gap: var(--spacing-m);
    }

    .testimonial-item {
        max-width: 95%;
    }

    .footer-grid {
        grid-template-columns: 1fr; /* Une seule colonne sur mobile */
        text-align: center;
    }
    .footer-col ul, .social-icons {
        justify-content: center;
    }
    .footer-col p {
        margin-bottom: var(--spacing-s);
    }
    .footer-col:last-child p {
        margin-bottom: 0;
    }
}

@media (max-width: 480px) {
    .container {
        padding: 0 var(--spacing-s);
    }
    h1 {
        font-size: 2.2rem;
    }
    h2 {
        font-size: 1.6rem;
    }
    .main-nav ul {
        gap: var(--spacing-xs);
    }
    .main-nav a {
        font-size: 0.9rem;
    }
    .hero-ctas .btn {
        padding: var(--spacing-xs) var(--spacing-m);
        font-size: 0.85rem;
    }
}