/* ---- STYLES GÉNÉRAUX ---- */
body {
    margin: 0;
    font-family: Arial, sans-serif;
    background-color: #f4f4f4;
    color: #333333;
    text-align: center;
    background-image: url('images/fondecrant/banc.jpg');
    background-size: cover;
    background-repeat: no-repeat;
    background-attachment: fixed;
    background-position: center center;
}

main {
    padding: 40px;
}

h1 {
    color: #005a9c;
}

p {
    font-size: 18px;
    line-height: 1.6;
}

/* ---- EN-TÊTE ET BANNIÈRE ---- */
header {
    background-color: #e60023;
    height: 10px;
    padding: 0;
    box-shadow: 0 2px 5px rgba(0,0,0,0.1);
}

.hero {
    background-image: url('images/logo.jpg');
    background-size: 100% 100%;
    background-position: center;
    color: white;
    padding: 80px 20px;
    text-shadow: 2px 2px 4px rgba(0,0,0,0.6);
}

.hero h1 {
    font-size: 48px;
    margin: 0;
    color: white;
}

.hero .hero-subtitle {
    font-size: 22px;
    font-style: italic;
}

/* ---- NAVIGATION (VERSION ORDINATEUR) ---- */
nav {
    background-color: #e60023;
    padding: 20px 0;
    margin-top: 0;
    position: relative; /* Important pour les sous-menus et le hamburger */
}

nav > ul {
    display: flex;
    justify-content: space-around;
    width: 100%;
    padding: 0;
    list-style-type: none;
    margin: 0;
}

nav ul li a {
    padding: 10px 20px;
    border: 1px solid #cccccc;
    border-radius: 8px;
    box-shadow: 2px 2px 5px rgba(0, 0, 0, 0.2);
    text-decoration: none;
    color: #333333;
    background-color: #f9f9f9;
    transition: all 0.3s ease;
}

nav ul li a:hover {
    background-color: #ffffff;
    border-color: #ffc107;
    box-shadow: 0 0 15px rgba(255, 255, 255, 0.8);
    transform: translateY(-2px);
}

.donate-button {
    background-color: #177c12 !important;
    color: #ffffff !important;
}

/* SOUS-MENUS (VERSION ORDINATEUR) */
nav ul li .sous-menu {
    display: none;
    position: absolute;
    background-color: transparent;
    min-width: 200px;
    width: auto;
    box-shadow: 0px 8px 16px 0px rgba(0,0,0,0.2);
    z-index: 1;
    list-style-type: none;
    padding: 0;
    margin-top: 10px;
    border-radius: 5px;
    overflow: hidden;
}

nav ul li .sous-menu li a {
    display: block;
    padding: 12px 16px;
    text-align: left;
    background-color: rgba(230, 0, 35, 0.7);
    color: white;
    border: none;
    box-shadow: none;
    transition: background-color 0.3s ease;
}

nav ul li .sous-menu li a:hover {
    background-color: #c0001a;
    transform: none;
}

nav ul li:hover .sous-menu {
    display: block;
}

/* On cache l'icône hamburger sur grand écran */
.hamburger-icon {
    display: none;
}

/* ---- CONTENU DES PAGES ---- */
.content-page {
    max-width: 800px;
    margin: 40px auto;
    text-align: left;
    background-color: white;
    padding: 40px;
    border-radius: 10px;
    box-shadow: 0 4px 8px rgba(0,0,0,0.1);
}

.project-image {
    max-width: 500px;
    width: 100%;
    height: auto;
    display: block;
    margin: 20px auto;
    border-radius: 10px;
    box-shadow: 0 4px 8px rgba(0,0,0,0.15);
}

/* ---- MEDIA QUERIES POUR LES PETITS ÉCRANS (MOBILE) ---- */
@media (max-width: 768px) {

    /* --- AFFICHAGE DE L'ICÔNE HAMBURGER --- */
    .hamburger-icon {
        display: block;
        cursor: pointer;
        position: absolute;
        right: 25px;
        top: 50%;
        transform: translateY(-50%);
        z-index: 100;
    }

    .hamburger-icon .bar {
        width: 25px;
        height: 3px;
        background-color: white;
        margin: 5px 0;
    }

    /* --- On cache le menu principal par défaut --- */
    nav > ul {
        display: none;
    }

    /* --- STYLE DU MENU QUAND IL EST OUVERT --- */
    nav > ul.menu-ouvert {
        display: flex;
        flex-direction: column;
        align-items: center;
        justify-content: center;
        position: fixed; /* Prend tout l'écran */
        top: 0;
        left: 0;
        width: 100%;
        height: 100%;
        background-color: rgba(230, 0, 35, 0.95);
        padding: 0;
        margin: 0;
    }

    nav > ul.menu-ouvert li {
        margin: 15px 0;
    }

    /* --- On gère les sous-menus dans le menu ouvert --- */
    nav ul li .sous-menu {
        display: none; /* Caché par défaut */
        position: static; /* Annule le style ordinateur */
        box-shadow: none;
        background-color: transparent;
        border-radius: 0;
        width: 100%;
        margin-top: 10px; /* Espace sous le bouton parent */
    }

    nav ul li:focus-within .sous-menu {
        display: block; /* S'affiche au "tap" */
    }

    nav ul li .sous-menu li a {
        text-align: center;
        background-color: transparent;
        color: #f0f0f0;
        font-size: 0.9em;
        padding: 10px;
    }
    
    /* --- AUTRES ADAPTATIONS MOBILES --- */
    main {
        padding: 20px;
    }
    .hero {
        padding: 40px 15px;
    }
    .hero h1 {
        font-size: 32px;
    }
    .hero .hero-subtitle {
        font-size: 18px;
    }
    .content-page {
        margin: 20px;
        padding: 20px;
    }
}