/* --- 1. VARIABLES ET BASE --- */
:root {
    /* Couleurs de la charte graphique */
    --color-primary: #4ECDC4; /* Bleu Ciel/Turquoise Clair (Accents) */
    --color-secondary: #0A1C3C; /* Bleu Marine (Texte/Fond sombre) */
    --color-text: #333333; /* Gris foncé */
    --color-background-light: #F9F9F9; /* Fond clair */
    --color-action: #FF6B6B; /* Corail Clair (Don/CTA) */

    /* Typographie */
    --font-heading: 'Montserrat', sans-serif;
    --font-body: 'Open Sans', sans-serif;
}

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

body {
    font-family: var(--font-body);
    color: var(--color-text);
    line-height: 1.6;
    background-color: white;
}

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

a {
    text-decoration: none;
    color: var(--color-primary);
    transition: color 0.3s;
}

a:hover {
    color: var(--color-action);
}

h1, h2, h3, h4 {
    font-family: var(--font-heading);
    color: var(--color-secondary);
    margin-bottom: 0.5em;
    line-height: 1.2;
}

h2 { font-size: 2.5em; }
h3 { font-size: 1.8em; }

.section-padding {
    padding: 60px 0;
}

.bg-light {
    background-color: var(--color-background-light);
}

.text-center {
    text-align: center;
}

/* --- 2. BOUTONS (CTA) --- */
.btn {
    display: inline-block;
    padding: 10px 25px;
    border-radius: 5px;
    font-weight: 700;
    text-transform: uppercase;
    transition: background-color 0.3s, color 0.3s;
}

.btn-primary {
    background-color: var(--color-primary);
    color: white;
}

.btn-primary:hover {
    background-color: #38a59e; /* Ton plus foncé de primary */
    color: white;
}

.btn-don, .btn-action {
    background-color: var(--color-action);
    color: white;
}

.btn-don:hover, .btn-action:hover {
    background-color: #e65a5a; /* Ton plus foncé de action */
}

.btn-secondary {
    background: transparent;
    color: var(--color-secondary);
    border: 2px solid var(--color-secondary);
    padding: 8px 20px;
}

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

.btn-action-secondary {
    background-color: var(--color-secondary);
    color: white;
}

.btn-action-secondary:hover {
    background-color: var(--color-primary);
}


/* --- 3. HEADER & NAVIGATION --- */
.main-header {
    background-color: white;
    box-shadow: 0 2px 4px rgba(0, 0, 0, 0.05);
    position: sticky;
    top: 0;
    z-index: 100;
}

.main-header .container {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 15px 20px;
}

.logo {
    font-size: 1.5em;
    color: var(--color-secondary);
    font-weight: 700;
}

.main-nav a {
    margin-left: 20px;
    color: var(--color-text);
    font-weight: 400;
}

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

/* --- 4. SECTION HÉROS --- */
.hero {
    height: 60vh; /* Hauteur de 60% du viewport */
    background: url('') no-repeat center center/cover;
    color: white;
    display: flex;
    align-items: center;
    justify-content: center;
    text-align: center;
    position: relative;
    /* Ombre pour améliorer la lisibilité du texte */
}

.hero::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background-color: rgba(0, 0, 0, 0.4); /* Filtre sombre */
}

.hero-content {
    position: relative;
    z-index: 5;
    max-width: 800px;
    padding: 20px;
}

.hero-content h2 {
    color: white;
    font-size: 3em;
    margin-bottom: 15px;
}

.hero-content p {
    font-size: 1.2em;
    margin-bottom: 30px;
    font-weight: 300;
}

/* --- 5. SECTIONS CONTENU --- */

.mission-intro .lead {
    text-align: center;
    font-size: 1.2em;
    max-width: 800px;
    margin: 15px auto 0;
    color: var(--color-secondary);
}

/* Double Vocation (grille pour les cartes) */
.vocation .container {
    display: flex;
    gap: 40px;
    text-align: center;
}

.vocation-card {
    flex: 1;
    background-color: white;
    padding: 30px;
    border-radius: 8px;
    box-shadow: 0 4px 8px rgba(0, 0, 0, 0.08);
}

.vocation-card i {
    margin-bottom: 15px;
}

.icon-primary { color: var(--color-primary); }
.icon-secondary { color: var(--color-action); }

.vocation-card h4 {
    margin-top: 10px;
    color: var(--color-secondary);
}

/* CTA */
.cta {
    background-color: var(--color-secondary);
    color: white;
    padding: 80px 0;
}

.cta h3 {
    color: white;
    margin-bottom: 15px;
}

.cta p {
    font-size: 1.1em;
    margin-bottom: 30px;
}

.cta-buttons a {
    margin: 0 10px;
    font-size: 1.1em;
}

/* Contact */
.contact-details {
    display: flex;
    flex-direction: column;
    align-items: center;
    margin-top: 30px;
    font-size: 1.1em;
}

.contact-details p {
    margin-bottom: 15px;
}

.contact-details i {
    color: var(--color-primary);
    margin-right: 10px;
}

/* --- 6. FOOTER --- */
footer {
    background-color: var(--color-secondary);
    color: var(--color-background-light);
    padding: 20px 0;
    font-size: 0.9em;
}

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

.footer-links a {
    color: var(--color-background-light);
    margin-left: 20px;
}

.footer-links a:hover {
    color: var(--color-primary);
}

/* --- 7. MEDIA QUERIES (RESPONSIVE) --- */
@media (max-width: 768px) {
    
    /* En-tête / Navigation */
    .main-header .container {
        flex-direction: column;
        text-align: center;
    }

    .main-nav {
        margin: 10px 0;
        display: flex;
        flex-direction: column;
        width: 100%;
    }

    .main-nav a {
        margin: 5px 0;
        padding: 5px 0;
        border-bottom: 1px solid rgba(0, 0, 0, 0.05);
    }
    
    .btn-don {
        margin-top: 10px;
    }

    /* Héros */
    .hero-content h2 {
        font-size: 2em;
    }

    /* Vocation */
    .vocation .container {
        flex-direction: column;
    }

    .vocation-card {
        margin-bottom: 20px;
    }

    /* CTA */
    .cta-buttons {
        display: flex;
        flex-direction: column;
        gap: 15px;
    }

    .cta-buttons a {
        margin: 0;
        width: 100%;
        max-width: 300px; /* Limiter la largeur sur mobile */
        margin: 0 auto;
    }

    /* Footer */
    footer .container {
        flex-direction: column;
        text-align: center;
    }

    .footer-links {
        margin-top: 10px;
    }

    .footer-links a {
        margin: 0 10px;
    }
}