/* Navigation styles replacing Tailwind utility classes */
.site-nav {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    z-index: 9999;
    display: flex;
    flex-direction: column;
}

.site-nav-inner {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 1.5rem 2.5rem; /* py-6 (1.5rem) px-10 (2.5rem) */
    mix-blend-mode: difference;
    color: white;
    font-weight: 700;
}

.brand {
    font-size: 1.875rem; /* text-3xl */
    font-weight: 900;
    letter-spacing: -0.02em; /* tracking-tighter */
    font-family: 'Oswald', sans-serif;
    color: white;
    text-decoration: none; /* Supprime le soulignement par défaut du navigateur */
}

.site-links {
    display: flex;
    gap: 2rem; /* gap-8 */
    font-size: 13px;
    text-transform: uppercase;
    letter-spacing: 0.12em; /* tracking-widest */
    font-weight: 700;
    font-family: 'Oswald', sans-serif;
}

.site-links .nav-link {
    color: white;
    text-decoration: none;
    position: relative;
    transition: color 0.3s, transform 0.3s, opacity 0.3s;
}

.site-links .nav-link::after {
    content: "";
    position: absolute;
    bottom: -4px;
    left: 0;
    width: 0;
    height: 1px;
    background-color: white;
    transition: width 0.3s ease-in-out;
}

.site-links .nav-link:visited {
    color: white; /* Force les liens visités à rester blancs */
}

.site-links .nav-link:hover::after {
    width: 100%;
}

.site-links .nav-link:hover {
    opacity: 0.7;
    color: #ff8c00;
}

.site-links .nav-link.active {
    color: #ff8c00;
    font-weight: 800;
}

.burger-menu {
    display: none; /* Caché sur desktop */
    cursor: pointer;
    width: 32px;
    height: 24px;
    flex-direction: column;
    justify-content: space-between;
    z-index: 1001; /* Au-dessus du menu mobile */
    outline: none;
}

.burger-menu:focus-visible {
    outline: 2px solid #ff8c00;
    outline-offset: 4px;
}

.burger-menu span {
    display: block;
    width: 100%;
    height: 3px;
    background-color: white;
    border-radius: 3px;
    /* Cubic Bezier pour un effet de rebond dynamique */
    transition: transform 0.4s cubic-bezier(0.68, -0.55, 0.265, 1.55), opacity 0.2s ease, background-color 0.3s ease;
}
.burger-menu.is-active span:nth-child(1) { transform: translateY(10.5px) rotate(45deg); }
.burger-menu.is-active span:nth-child(2) { opacity: 0; transform: translateX(-15px); }
.burger-menu.is-active span:nth-child(3) { transform: translateY(-10.5px) rotate(-45deg); }
.ligne-blanche-head {
    width: 95%;
    height: 2px;
    background-color: rgba(255, 255, 255, 1);
    margin-left: auto;
    margin-right: auto;
}

/* ── RESPONSIVE MOBILE ── */
@media (max-width: 768px) {
    .site-nav-inner {
        /* On garde la direction en ligne mais on ajuste le padding */
        flex-direction: row;
        /* Prise en compte de l'encoche / Dynamic Island iPhone */
        padding: max(1.5rem, env(safe-area-inset-top)) max(1.5rem, env(safe-area-inset-right)) 1.5rem max(1.5rem, env(safe-area-inset-left));
    }

    .burger-menu {
        display: flex; /* Visible sur mobile */
    }

    .site-links {
        /* On transforme le menu en overlay plein écran */
        position: fixed;
        top: 0;
        left: 0;
        width: 100%;
        height: 100%;
        background-color: rgba(0, 0, 0, 0.98);
        /* Caché par défaut */
        opacity: 0;
        visibility: hidden;
        pointer-events: none;
        /* Centrage des liens */
        flex-direction: column;
        justify-content: center;
        align-items: center;
        gap: 2.5rem; /* Espace plus grand pour le plein écran */
        padding: env(safe-area-inset-top) env(safe-area-inset-right) env(safe-area-inset-bottom) env(safe-area-inset-left);
        transition: opacity 0.4s ease, visibility 0.4s ease;
    }

    .site-links.is-active {
        opacity: 1;
        visibility: visible;
        pointer-events: auto;
        z-index: 1000; /* Au-dessus du contenu */
    }

    .site-links .nav-link {
        font-size: 2rem; /* Liens plus grands pour le tactile */
        /* Préparation de l'animation d'apparition */
        opacity: 0;
        transform: translateY(20px);
        transition: opacity 0.4s ease, transform 0.4s ease;
    }

    /* Animation en cascade des liens (Stagger) */
    .site-links.is-active .nav-link {
        opacity: 1;
        transform: translateY(0);
    }
    .site-links.is-active .nav-link:nth-child(1) { transition-delay: 0.10s; }
    .site-links.is-active .nav-link:nth-child(2) { transition-delay: 0.15s; }
    .site-links.is-active .nav-link:nth-child(3) { transition-delay: 0.20s; }
    .site-links.is-active .nav-link:nth-child(4) { transition-delay: 0.25s; }

    .site-links .nav-link:hover {
        transform: scale(1.05);
    }
}

/* ── FOOTER GLOBAL (Basé sur Contact) ── */
.footer-bottom {
    position: relative;
    z-index: 10;
    width: 100%;
    background: rgba(0,0,0,0.92);
    border-top: 1px solid rgba(255,255,255,0.07);
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    gap: 18px;
    padding: 32px 1rem;
}
.footer-links {
    display: flex;
    gap: 2.4rem;
    flex-wrap: wrap;
    justify-content: center;
    margin-bottom: 0;
}
.footer-links a {
    color: rgba(255,255,255,0.32);
    text-decoration: none;
    font-family: 'Oswald', sans-serif;
    font-size: 0.68rem;
    font-weight: 700;
    letter-spacing: 2.5px;
    text-transform: uppercase;
    transition: color 0.2s;
}
.footer-links a:hover,
.footer-links a.active { color: #F97316; }

.footer-brand-row {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 4px;
}
.brand-name {
    font-family: 'Oswald', sans-serif;
    font-size: 1.4rem;
    font-weight: 900;
    letter-spacing: -0.02em;
    color: #ffffff;
    opacity: 0.75;
    margin: 0;
}

/* --- Signature Développeur pour attirer des clients --- */
.developer-signature {
    font-family: 'DM Sans', sans-serif;
    font-size: 0.75rem;
    color: rgba(255, 255, 255, 0.3);
    margin-top: 15px;
    letter-spacing: 1px;
}
.developer-signature a {
    color: #F97316;
    text-decoration: none;
    transition: opacity 0.3s;
}
.developer-signature a:hover {
    opacity: 0.7;
}

@media (max-width: 600px) {
    .footer-links { gap: 1.2rem; }
}