:root {
    --teal-fonce:  #006D6F;
    --teal-profond: #004D4D;
    --corail-fonce: #C7522A;
    --corail:       #E86840;
    --texte:        #1a1a1a;
}
body { color: var(--texte); }
a { color: var(--teal-fonce); }
a:hover { color: var(--corail); }
header { background-color: var(--teal-profond); }
header a { color: #ffffff; }
header a:hover { color: var(--corail); }
.navbar-nav .nav-link {
    font-size: 1.7rem;
    font-weight: 600;
    transition: color 0.2s;
}
.navbar-nav .nav-link:hover {
    color: var(--corail) !important;
}
.navbar-toggler {
    border-color: rgba(255,255,255,0.5);
}
.navbar-toggler-icon {
    background-image: url("data:image/svg+xml,%3csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 30 30'%3e%3cpath stroke='rgba%28255%2c255%2c255%2c0.9%29' stroke-linecap='round' stroke-miterlimit='10' stroke-width='2' d='M4 7h22M4 15h22M4 23h22'/%3e%3c/svg%3e");
}
.btn-primary { background-color: var(--corail-fonce); border-color: var(--corail-fonce); }
.cv-card p { font-size: 0.95rem; }
.logo-svg {
    height: 55px;
    width: auto;
    max-width: 240px;
}
@media (min-width: 992px) {
    .logo-svg {
        height: 100px;
        max-width: 380px;
    }
}

/* --- Bouton retour haut de page --- */
#back-to-top {
    position: fixed;
    bottom: 2rem;
    right: 2rem;
    display: none;
    background-color: var(--teal-profond);
    color: #ffffff;
    border: 2px solid var(--corail);
    border-radius: 4px;
    padding: 0.5rem 0.85rem;
    cursor: pointer;
    font-size: 1.1rem;
    line-height: 1;
    z-index: 1050;
    transition: background-color 0.2s, color 0.2s;
}
#back-to-top:hover {
    background-color: var(--corail);
    color: #ffffff;
}