:root {
    --primary: #090D1A;      /* Bleu nuit de prestige */
    --accent: #C5A880;       /* Or métallique chaud */
    --accent-hover: #A88E68;  /* Or plus sombre pour le survol */
    --bg-light: #FAF8F5;     /* Crème doux protecteur d'yeux */
    --bg-card: #F4EFEA;      /* Crème contrasté pour cartes */
    --text-dark: #1E1F22;    /* Noir charbon pour la lisibilité */
    --text-light: #FFFFFF;   /* Blanc pur */
    --border-color: #E2DCD5; /* Bordure douce sablée */
    --font-sans: 'Inter', sans-serif;
    --font-serif: 'Playfair Display', serif;
}

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

body {
    font-family: var(--font-sans);
    background-color: var(--bg-light);
    color: var(--text-dark);
    line-height: 1.6;
    font-size: 18px; /* Optimisé pour public 45+ */
}

h1, h2, h3, h4 {
    font-family: var(--font-serif);
    color: var(--primary);
    font-weight: 600;
}

.container {
    width: 100%;
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
}

/* Accessibilité - Skip Link */
.skip-link {
    position: absolute;
    top: -100px;
    left: 0;
    background: var(--accent);
    color: var(--primary);
    padding: 10px 20px;
    z-index: 10000;
    text-decoration: none;
    font-weight: bold;
    transition: top 0.3s ease;
}
.skip-link:focus {
    top: 0;
}

:focus-visible {
    outline: 3px solid var(--accent);
    outline-offset: 2px;
}

/* En-tête de navigation */
.main-header {
    background: var(--primary);
    border-bottom: 1px solid rgba(197, 168, 128, 0.2);
    position: sticky;
    top: 0;
    z-index: 1000;
}
.header-container {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 15px 20px;
}
.logo-container {
    display: flex;
    align-items: center;
    gap: 12px;
    text-decoration: none;
    color: var(--text-light);
}
.logo-img {
    width: 40px;
    height: 40px;
}
.logo-text {
    font-family: var(--font-serif);
    font-size: 1.6rem;
    font-weight: bold;
    letter-spacing: 1px;
}
.nav-menu {
    display: flex;
    gap: 30px;
}
.nav-menu a {
    color: var(--text-light);
    text-decoration: none;
    font-size: 1.05rem;
    font-weight: 500;
    transition: color 0.3s ease;
}
.nav-menu a:hover {
    color: var(--accent);
}
.menu-toggle {
    display: none;
    background: none;
    border: none;
    cursor: pointer;
    flex-direction: column;
    gap: 6px;
    padding: 5px;
}
.menu-toggle .bar {
    width: 25px;
    height: 3px;
    background-color: var(--text-light);
    transition: all 0.3s ease;
}

/* Hero Section */
.hero-section {
    background-color: var(--primary);
    background-image: radial-gradient(circle at 10% 20%, rgba(197, 168, 128, 0.12) 0%, transparent 45%),
                      radial-gradient(circle at 90% 80%, rgba(197, 168, 128, 0.08) 0%, transparent 45%);
    position: relative;
    color: var(--text-light);
    padding: 100px 0;
    text-align: center;
}
.hero-section::before {
    content: "";
    position: absolute;
    top: 0; left: 0; right: 0; bottom: 0;
    background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='60' height='60' viewBox='0 0 60 60'%3E%3Cpath d='M60 0v60H0V0h60zM1 59h58V1H1v58z' fill='%23c5a880' fill-opacity='0.03' fill-rule='evenodd'/%3E%3C/svg%3E");
    pointer-events: none;
}
.hero-content {
    max-width: 850px;
    margin: 0 auto;
    position: relative;
    z-index: 2;
}
.hero-content h1 {
    color: var(--text-light);
    font-size: 3rem;
    line-height: 1.2;
    margin-bottom: 20px;
}
.hero-lead {
    font-size: 1.3rem;
    color: #CBD5E1;
    margin-bottom: 40px;
}
.btn {
    display: inline-block;
    background-color: var(--accent);
    color: var(--primary);
    padding: 15px 35px;
    border-radius: 4px;
    font-weight: 600;
    text-decoration: none;
    transition: background 0.3s ease, transform 0.2s ease;
    border: none;
    cursor: pointer;
    font-size: 1.05rem;
}
.btn:hover {
    background-color: var(--accent-hover);
    transform: translateY(-2px);
}
.btn-outline {
    background: transparent;
    color: var(--accent);
    border: 2px solid var(--accent);
    margin-left: 15px;
}
.btn-outline:hover {
    background: rgba(197, 168, 128, 0.1);
    color: var(--text-light);
}

/* Statistiques */
.stats-section {
    background-color: var(--primary);
    border-top: 1px solid rgba(197, 168, 128, 0.2);
    padding: 40px 0;
}
.stats-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    text-align: center;
    gap: 30px;
}
.stat-item h3 {
    color: var(--accent);
    font-size: 2.8rem;
    margin-bottom: 5px;
}
.stat-item p {
    color: var(--text-light);
    opacity: 0.8;
}

/* Sections Standards */
.section-title {
    text-align: center;
    font-size: 2.3rem;
    margin-bottom: 15px;
    position: relative;
}
.section-subtitle {
    text-align: center;
    color: #64748B;
    max-width: 650px;
    margin: 0 auto 60px auto;
}

/* Section Processus */
.process-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 25px;
}
.process-card {
    background: var(--bg-card);
    padding: 30px 25px;
    border-radius: 6px;
    border-left: 4px solid var(--accent);
    transition: transform 0.3s ease;
}
.process-card:hover {
    transform: translateY(-5px);
}
.process-step {
    font-size: 2.5rem;
    color: var(--accent);
    font-family: var(--font-serif);
    margin-bottom: 15px;
}
.process-card h3 {
    font-size: 1.25rem;
    margin-bottom: 10px;
}

/* Sections à deux colonnes */
.asymmetric-section {
    padding: 80px 0;
    background-color: #FAF8F5;
}
.asymmetric-grid {
    display: grid;
    grid-template-columns: 1fr 1.1fr;
    gap: 50px;
    align-items: center;
}
.asymmetric-image img {
    width: 100%;
    border-radius: 8px;
    box-shadow: 0 15px 30px rgba(0,0,0,0.1);
    object-fit: cover;
    max-height: 450px;
}
.asymmetric-content h2 {
    font-size: 2.2rem;
    margin-bottom: 20px;
}
.asymmetric-content ul {
    list-style-type: none;
    margin-top: 25px;
}
.asymmetric-content ul li {
    margin-bottom: 15px;
    padding-left: 30px;
    position: relative;
}
.asymmetric-content ul li::before {
    content: "\f00c";
    font-family: "Font Awesome 6 Free";
    font-weight: 900;
    position: absolute;
    left: 0;
    color: var(--accent);
}

/* Services */
.services-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 40px;
}
.service-item-card {
    background: var(--text-light);
    border-radius: 8px;
    overflow: hidden;
    box-shadow: 0 5px 15px rgba(0,0,0,0.05);
    border: 1px solid var(--border-color);
}
.service-img-wrapper img {
    width: 100%;
    height: 250px;
    object-fit: cover;
}
.service-body {
    padding: 30px;
}
.service-body h3 {
    font-size: 1.45rem;
    margin-bottom: 15px;
}
.service-body p {
    color: #475569;
    margin-bottom: 20px;
}

/* Grille de Prix */
.pricing-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 30px;
    margin-bottom: 50px;
}
.pricing-card {
    background: var(--text-light);
    border: 1px solid var(--border-color);
    border-radius: 8px;
    padding: 40px 30px;
    text-align: center;
    position: relative;
    transition: transform 0.3s ease;
}
.pricing-card.recommended {
    border: 2px solid var(--accent);
    box-shadow: 0 10px 25px rgba(197, 168, 128, 0.15);
    transform: scale(1.03);
}
.pricing-badge {
    position: absolute;
    top: 15px;
    right: 15px;
    background: var(--accent);
    color: var(--primary);
    font-size: 0.8rem;
    font-weight: bold;
    padding: 5px 12px;
    border-radius: 20px;
}
.price {
    font-size: 3rem;
    font-family: var(--font-serif);
    color: var(--primary);
    margin: 20px 0;
}
.pricing-card ul {
    list-style: none;
    margin: 30px 0;
    text-align: left;
}
.pricing-card ul li {
    margin-bottom: 12px;
    padding-left: 25px;
    position: relative;
}
.pricing-card ul li::before {
    content: "\f00c";
    font-family: "Font Awesome 6 Free";
    font-weight: 900;
    position: absolute;
    left: 0;
    color: var(--accent);
}

/* Formulaire de Contact */
.form-section {
    background-color: var(--primary);
    color: var(--text-light);
    padding: 80px 0;
}
.form-wrapper {
    max-width: 700px;
    margin: 0 auto;
    background: rgba(255, 255, 255, 0.05);
    padding: 50px 40px;
    border-radius: 8px;
    border: 1px solid rgba(197, 168, 128, 0.15);
}
.form-wrapper h2 {
    color: var(--text-light);
    font-size: 2rem;
    text-align: center;
    margin-bottom: 10px;
}
.form-wrapper p {
    text-align: center;
    color: #CBD5E1;
    margin-bottom: 40px;
}
.form-group {
    margin-bottom: 25px;
}
.form-row {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 20px;
}
label {
    display: block;
    margin-bottom: 8px;
    font-size: 0.95rem;
    font-weight: 500;
    color: #E2E8F0;
}
.form-control {
    width: 100%;
    background: rgba(255, 255, 255, 0.08);
    border: 1px solid rgba(197, 168, 128, 0.3);
    border-radius: 4px;
    padding: 12px 15px;
    color: var(--text-light);
    font-size: 1rem;
    font-family: var(--font-sans);
    transition: border-color 0.3s ease;
}
.form-control:focus {
    border-color: var(--accent);
    outline: none;
    background: rgba(255, 255, 255, 0.12);
}
.checkbox-label {
    display: flex;
    align-items: flex-start;
    gap: 12px;
    cursor: pointer;
    font-size: 0.9rem;
    color: #CBD5E1;
}
.checkbox-label input {
    margin-top: 4px;
}
.checkbox-label a {
    color: var(--accent);
    text-decoration: underline;
}

/* FAQ (Accordion Natif) */
.faq-list {
    max-width: 800px;
    margin: 40px auto 0 auto;
}
.faq-item {
    background: var(--text-light);
    border: 1px solid var(--border-color);
    margin-bottom: 15px;
    border-radius: 6px;
    overflow: hidden;
}
.faq-item[open] summary {
    border-bottom: 1px solid var(--border-color);
    background: var(--bg-card);
}
summary.faq-question {
    padding: 20px 25px;
    font-weight: 600;
    cursor: pointer;
    list-style: none;
    position: relative;
    font-family: var(--font-serif);
    font-size: 1.15rem;
    color: var(--primary);
}
summary.faq-question::-webkit-details-marker {
    display: none;
}
summary.faq-question::after {
    content: "\f078";
    font-family: "Font Awesome 6 Free";
    font-weight: 900;
    position: absolute;
    right: 25px;
    top: 50%;
    transform: translateY(-50%);
    transition: transform 0.3s ease;
    font-size: 0.9rem;
    color: var(--accent);
}
.faq-item[open] summary::after {
    transform: translateY(-50%) rotate(180deg);
}
.faq-answer {
    padding: 25px;
    color: #475569;
}

/* Zone de Confiance Légale (Trust Layer) */
.trust-layer {
    background-color: var(--bg-card);
    border-top: 1px solid var(--border-color);
    border-bottom: 1px solid var(--border-color);
    padding: 50px 0;
    font-size: 0.95rem;
    color: #475569;
}
.trust-layer h3 {
    font-size: 1.25rem;
    margin-bottom: 15px;
    color: var(--primary);
}
.trust-layer p {
    margin-bottom: 15px;
    line-height: 1.7;
}
.trust-layer .disclaimer {
    font-style: italic;
    font-size: 0.85rem;
    color: #64748B;
    border-top: 1px solid rgba(0,0,0,0.1);
    padding-top: 15px;
}

/* Pied de page */
.main-footer {
    background: var(--primary);
    color: var(--text-light);
    padding: 40px 0;
    font-size: 0.9rem;
}
.footer-content {
    display: flex;
    justify-content: space-between;
    align-items: center;
    flex-wrap: wrap;
    gap: 20px;
}
.footer-links {
    display: flex;
    gap: 20px;
}
.footer-links a {
    color: #CBD5E1;
    text-decoration: none;
    transition: color 0.3s ease;
}
.footer-links a:hover {
    color: var(--accent);
}
.parent-info {
    width: 100%;
    border-top: 1px solid rgba(255,255,255,0.1);
    padding-top: 20px;
    margin-top: 20px;
    opacity: 0.7;
    text-align: center;
}

/* Bandeau de Consentement */
.cookie-banner {
    position: fixed;
    bottom: 0;
    left: 0;
    right: 0;
    background: var(--primary);
    color: var(--text-light);
    padding: 20px 30px;
    z-index: 9999;
    box-shadow: 0 -10px 25px rgba(0,0,0,0.3);
    border-top: 2px solid var(--accent);
    display: none;
}
.cookie-container {
    max-width: 1200px;
    margin: 0 auto;
    display: flex;
    justify-content: space-between;
    align-items: center;
    gap: 30px;
}
.cookie-text {
    font-size: 0.95rem;
    line-height: 1.5;
}
.cookie-text a {
    color: var(--accent);
}
.cookie-buttons {
    display: flex;
    gap: 15px;
    flex-shrink: 0;
}
.cookie-btn-accept {
    background: var(--accent);
    color: var(--primary);
    border: none;
    padding: 10px 22px;
    font-weight: bold;
    cursor: pointer;
    border-radius: 4px;
}
.cookie-btn-decline {
    background: transparent;
    color: var(--text-light);
    border: 1px solid rgba(255,255,255,0.4);
    padding: 10px 22px;
    cursor: pointer;
    border-radius: 4px;
}

/* Cartes d'accompagnement contact */
.contact-grid {
    display: grid;
    grid-template-columns: 1fr 1.5fr;
    gap: 50px;
}
.contact-info-card {
    background: var(--text-light);
    border: 1px solid var(--border-color);
    padding: 40px;
    border-radius: 8px;
}
.info-item {
    margin-bottom: 30px;
}
.info-item h3 {
    font-size: 1.1rem;
    margin-bottom: 10px;
}
.map-container {
    border-radius: 8px;
    overflow: hidden;
    margin-top: 30px;
    box-shadow: 0 4px 10px rgba(0,0,0,0.05);
}

/* Accessibilité pour les animations réduites */
@media (prefers-reduced-motion: reduce) {
    * {
        animation: none !important;
        transition: none !important;
    }
}

/* Adaptabilité Mobile */
@media (max-width: 992px) {
    .pricing-grid {
        grid-template-columns: 1fr;
        gap: 40px;
    }
    .pricing-card.recommended {
        transform: none;
    }
    .services-grid {
        grid-template-columns: 1fr;
    }
    .asymmetric-grid {
        grid-template-columns: 1fr;
    }
}

@media (max-width: 768px) {
    .hero-content h1 {
        font-size: 2.2rem;
    }
    .stats-grid {
        grid-template-columns: 1fr;
        gap: 20px;
    }
    .process-grid {
        grid-template-columns: 1fr;
    }
    .form-row {
        grid-template-columns: 1fr;
        gap: 0;
    }
    .cookie-container {
        flex-direction: column;
        align-items: flex-start;
        gap: 15px;
    }
    .contact-grid {
        grid-template-columns: 1fr;
    }
}