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

body {
    font-family: "Segoe UI", Roboto, Arial, sans-serif;
    background-color: #f5f5f5;
    color: #2a2a2a;
    line-height: 1.6;
    display: flex; /* aligne sidebar et contenu */
    min-height: 100vh;
}

/* ------------------------------
   SIDEBAR
------------------------------ */
.sidebar {
    width: 220px;
    background-color: #e0e0e0; /* gris clair */
    color: #333;
    padding: 30px 20px;
    display: flex;
    flex-direction: column;
    gap: 30px;
    position: sticky; /* sidebar reste visible au scroll */
    top: 0;
    height: 100vh;
    box-shadow: 2px 0 6px rgba(0,0,0,0.05);
    transition: left 0.3s ease;
    z-index: 1000;
}

.sidebar .nom-site {
    font-size: 1.7rem;
    font-weight: 700;
    color: #222;
    margin-bottom: 20px;
}

.sidebar nav ul {
    list-style: none;
    display: flex;
    flex-direction: column;
    gap: 15px;
}

.sidebar nav ul li a {
    color: #222;
    text-decoration: none;
    font-weight: 500;
    padding: 8px 12px;
    border-radius: 6px;
    transition: 0.3s ease;
}

.sidebar nav ul li a:hover,
.sidebar nav ul li a[aria-current="page"] {
    background-color: rgba(0,0,0,0.05);
}

/* ------------------------------
   CONTENU PRINCIPAL
------------------------------ */
.contenu {
    flex: 1; /* prend tout l’espace restant à droite */
    padding: 50px 40px;
    max-width: 900px;
}

/* ------------------------------
   SECTIONS
------------------------------ */
.section-card {
    background-color: #f0f0f0;
    padding: 30px 25px;
    border-radius: 10px;
    margin-bottom: 40px;
    box-shadow: 0 2px 6px rgba(0,0,0,0.05);
}

.section-title {
    font-size: 1.8rem;
    color: #222;
    margin-bottom: 20px;
    border-left: 5px solid #bbb;
    padding-left: 12px;
}

.section-divider {
    border: none;
    height: 1px;
    background-color: #ccc;
    margin: 20px 0 25px;
}

.section-card p, .section-card ul {
    color: #333;
    line-height: 1.7;
}

.section-card ul {
    padding-left: 20px;
}

.section-card ul li {
    margin-bottom: 10px;
}

/* ------------------------------
   PHOTO DE PROFIL
------------------------------ */
.photo-profil {
    width: 120px;
    height: 120px;
    object-fit: cover;
    border-radius: 50%;
    border: 3px solid #bbb;
    display: block;
    margin-bottom: 25px;
}

/* ------------------------------
   BOUTONS PRINCIPAUX
------------------------------ */
.bouton-principal {
    display: inline-block; /* visible sur PC et mobile */
    background-color: #999;
    color: white;
    padding: 14px 24px;
    border-radius: 6px;
    text-decoration: none;
    font-weight: 600;
    text-align: center;
    transition: all 0.3s ease;
    box-shadow: 0 3px 8px rgba(0,0,0,0.15);
}

.bouton-principal:hover {
    background-color: #777;
    transform: translateY(-2px);
}

/* ------------------------------
   BOUTON MENU MOBILE
------------------------------ */
.menu-toggle {
    display: none; /* caché par défaut sur desktop */
}

/* ------------------------------
   RESPONSIVE - MOBILES (≤768px)
------------------------------ */
@media (max-width: 768px) {
    body {
        flex-direction: column;
    }

    /* Bouton menu hamburger */
    .menu-toggle {
        display: flex;
        position: fixed;
        top: 15px;
        left: 15px;
        z-index: 1100;
        font-size: 1.5rem;
        background-color: white;
        color: #222;
        border: none;
        border-radius: 50%;
        width: 45px;
        height: 45px;
        align-items: center;
        justify-content: center;
        cursor: pointer;
        box-shadow: 0 2px 6px rgba(0,0,0,0.2);
        transition: background 0.3s ease;
    }
    .menu-toggle:hover {
        background-color: #f0f0f0;
    }

    /* Sidebar cachée par défaut sur mobile */
    .sidebar {
        position: fixed;
        top: 0;
        left: -250px;
        width: 220px;
        height: 100vh;
        padding: 30px 20px;
        box-shadow: 2px 0 6px rgba(0,0,0,0.05);
        z-index: 1000;
    }
    .sidebar.active {
        left: 0;
    }
    .sidebar .nom-site {
        margin-top: 70px; /* nom décalé sous le bouton */
    }

    /* Contenu responsive */
    .contenu {
        margin-left: 0;
        padding: 30px 20px;
        max-width: 100%;
    }

    /* Bouton principal centré et responsive */
    .bouton-principal {
        width: 90%;
        max-width: 320px;
        margin: 30px auto;
    }
}