/* SAS CORPORATION — styles partagés (complètent Tailwind CDN) */

html {
    scroll-behavior: smooth;
    scroll-padding-top: 6rem; /* les ancres ne passent pas sous la navigation fixe */
}

body {
    overflow-x: hidden;
}

/* ---------- Logo ---------- */
.logo-sas {
    color: #333333;
    font-weight: 800;
    letter-spacing: -1px;
}

.logo-corp {
    color: #D62B2B;
    font-weight: 800;
    letter-spacing: 1px;
}

/* ---------- Accessibilité ---------- */
a:focus-visible,
button:focus-visible {
    outline: 3px solid #FF6B00;
    outline-offset: 3px;
    border-radius: 0.5rem;
}

.skip-link {
    position: absolute;
    left: 1rem;
    top: -4rem;
    z-index: 100;
    background: #333333;
    color: #fff;
    padding: 0.75rem 1.25rem;
    border-radius: 0.5rem;
    font-weight: 600;
    transition: top 0.2s ease;
}

.skip-link:focus {
    top: 1rem;
}

/* ---------- Navigation ---------- */
.site-nav {
    transition: box-shadow 0.3s ease, background-color 0.3s ease;
}

.site-nav.is-scrolled {
    box-shadow: 0 6px 24px -12px rgba(0, 0, 0, 0.25);
    background-color: rgba(255, 255, 255, 0.97);
}

.nav-link {
    position: relative;
}

.nav-link::after {
    content: '';
    position: absolute;
    left: 0;
    right: 0;
    bottom: -6px;
    height: 2px;
    border-radius: 2px;
    background: #D62B2B;
    transform: scaleX(0);
    transform-origin: left;
    transition: transform 0.25s ease;
}

.nav-link:hover::after,
.nav-link.is-active::after {
    transform: scaleX(1);
}

.nav-link.is-active {
    color: #D62B2B;
}

/* ---------- Animations d'apparition ---------- */
.js [data-reveal] {
    opacity: 0;
    transform: translateY(18px);
    transition: opacity 0.7s ease, transform 0.7s ease;
    transition-delay: var(--reveal-delay, 0ms);
}

.js [data-reveal].is-visible {
    opacity: 1;
    transform: none;
}

/* Blobs décoratifs du hero (classes déjà présentes dans la page) */
@keyframes blob {
    0%, 100% { transform: translate(0, 0) scale(1); }
    33% { transform: translate(24px, -32px) scale(1.08); }
    66% { transform: translate(-18px, 16px) scale(0.94); }
}

.animate-blob {
    animation: blob 12s ease-in-out infinite;
}

.animation-delay-2000 {
    animation-delay: 2s;
}

/* Petite pulsation pour les indicateurs "en direct" */
@keyframes soft-pulse {
    0%, 100% { opacity: 1; }
    50% { opacity: 0.35; }
}

.soft-pulse {
    animation: soft-pulse 2s ease-in-out infinite;
}

/* Barres du tableau de bord illustratif */
.js .bar-grow {
    transform: scaleY(0.05);
    transform-origin: bottom;
    transition: transform 1s cubic-bezier(0.22, 1, 0.36, 1);
    transition-delay: var(--reveal-delay, 0ms);
}

.js .is-visible .bar-grow {
    transform: scaleY(1);
}

@media (prefers-reduced-motion: reduce) {
    html {
        scroll-behavior: auto;
    }

    .js [data-reveal],
    .js .bar-grow {
        opacity: 1;
        transform: none;
        transition: none;
    }

    .animate-blob,
    .soft-pulse {
        animation: none;
    }
}