/* ============================================================
           Style suisse / ingénierie — identique à index.html
           Fond papier, encre, un seul accent : bleu encre.
           ============================================================ */
        :root {
            --bg: #fbfbf8;
            --bg-soft: #f4f4ee;
            --surface: #ffffff;
            --text: #17171a;
            --legal: #2e2e33;
            --muted: #4c4c50;
            --faint: #77777c;
            --border: #e2e2da;
            --border-strong: #c8c8bf;
            --accent: #1e3fae;
            --accent-deep: #16307f;
            --accent-tint: rgba(30, 63, 174, 0.06);
            --ring: 0 0 0 3px rgba(30, 63, 174, 0.30);

            --mono: ui-monospace, 'Cascadia Code', 'SF Mono', Consolas, 'Liberation Mono', monospace;
            --maxw: 1180px;
            --radius: 2px;
            --ease-out: cubic-bezier(0.16, 1, 0.3, 1);
        }

        * { box-sizing: border-box; }

        html {
            scroll-behavior: smooth;
            scroll-padding-top: 88px;
            -webkit-text-size-adjust: 100%;
        }

        body {
            margin: 0;
            background: var(--bg);
            color: var(--text);
            font-family: 'Inter', system-ui, sans-serif;
            font-size: 17px;
            line-height: 1.65;
            overflow-x: hidden;
        }
        body.nav-open { overflow: hidden; }

        h1, h2 {
            font-family: 'Inter', system-ui, sans-serif;
            font-weight: 700;
            line-height: 1.12;
            color: var(--text);
            margin: 0 0 1rem;
            letter-spacing: -0.025em;
        }
        p { margin: 0 0 1.2rem; }
        a { color: var(--accent); text-decoration: none; transition: color .2s ease; }
        a:hover { color: var(--accent-deep); }
        img { max-width: 100%; display: block; }

        ::selection { background: rgba(30, 63, 174, 0.16); }
        ::-webkit-scrollbar { width: 11px; }
        ::-webkit-scrollbar-track { background: var(--bg); }
        ::-webkit-scrollbar-thumb { background: var(--border-strong); border-radius: 6px; border: 2px solid var(--bg); }
        ::-webkit-scrollbar-thumb:hover { background: var(--faint); }

        :focus-visible { outline: none; box-shadow: var(--ring); border-radius: var(--radius); }

        .container {
            max-width: var(--maxw);
            margin: 0 auto;
            padding: 0 clamp(1.25rem, 4vw, 2.5rem);
            position: relative;
            z-index: 1;
        }

        .grad-text { color: var(--accent); }

        .skip-link {
            position: absolute; left: -9999px; top: 0;
            background: var(--accent); color: #fff;
            padding: .75rem 1.25rem; border-radius: 0 0 var(--radius) 0; z-index: 2000;
        }
        .skip-link:focus { left: 0; color: #fff; }

        /* ===================== Barre de progression ===================== */
        .progress {
            position: fixed; top: 0; left: 0; height: 2px; width: 100%;
            transform: scaleX(0); transform-origin: 0 50%;
            background: var(--accent); z-index: 1500; will-change: transform;
        }

        /* ===================== Navigation ===================== */
        .nav {
            position: fixed; top: 0; left: 0; width: 100%; z-index: 1000;
            padding: 1.1rem 0;
            background: var(--bg);
            transition: padding .3s ease, border-color .3s ease;
            border-bottom: 1px solid transparent;
        }
        .nav.is-scrolled {
            padding: .7rem 0;
            border-bottom-color: var(--border);
        }
        .nav .container { display: flex; align-items: center; justify-content: space-between; gap: 1rem; }
        .brand {
            display: inline-flex; align-items: center; gap: .6rem;
            font-weight: 700; font-size: 1.1rem; letter-spacing: -0.01em; color: var(--text);
        }
        .brand:hover { color: var(--text); }
        .brand img { height: 32px; width: auto; filter: invert(1); }
        .menu { display: flex; align-items: center; gap: 2rem; list-style: none; margin: 0; padding: 0; }
        .menu a { color: var(--muted); font-weight: 500; font-size: .95rem; position: relative; padding: .25rem 0; }
        .menu a::after { content: ''; position: absolute; left: 0; bottom: -2px; width: 0; height: 2px; background: var(--accent); transition: width .25s var(--ease-out); }
        .menu a:hover { color: var(--text); }
        .menu a:hover::after { width: 100%; }
        .nav-cta { margin-left: .5rem; }
        .nav-cta::after { display: none; }

        .nav-toggle { display: none; background: transparent; border: 0; width: 44px; height: 44px; cursor: pointer; position: relative; z-index: 1100; }
        .nav-toggle span, .nav-toggle span::before, .nav-toggle span::after {
            content: ''; position: absolute; left: 10px; width: 24px; height: 2px; background: var(--text); border-radius: 2px;
            transition: transform .3s ease, opacity .2s ease, top .3s ease;
        }
        .nav-toggle span { top: 21px; }
        .nav-toggle span::before { top: -7px; }
        .nav-toggle span::after { top: 7px; }
        .nav-toggle.is-open span { background: transparent; }
        .nav-toggle.is-open span::before { top: 0; transform: rotate(45deg); }
        .nav-toggle.is-open span::after { top: 0; transform: rotate(-45deg); }

        /* ===================== Boutons ===================== */
        .btn {
            display: inline-flex; align-items: center; justify-content: center; gap: .55rem;
            font-family: inherit; font-weight: 600; font-size: 1rem; line-height: 1;
            padding: 1.05rem 1.6rem; border-radius: var(--radius); border: 1px solid transparent; cursor: pointer;
            text-align: center;
            transition: background .2s ease, color .2s ease, border-color .2s ease;
        }
        .btn svg { width: 18px; height: 18px; flex-shrink: 0; }
        .btn-primary { background: var(--accent); color: #fff; border-color: var(--accent); }
        .btn-primary:hover { background: var(--accent-deep); border-color: var(--accent-deep); color: #fff; }
        .btn-ghost { background: transparent; color: var(--text); border-color: var(--border-strong); }
        .btn-ghost:hover { border-color: var(--text); color: var(--text); }
        .btn-sm { padding: .7rem 1.15rem; font-size: .92rem; }

        /* ===================== En-tête de page ===================== */
        .page-head {
            position: relative;
            padding: clamp(8rem, 15vw, 10.5rem) 0 clamp(2.5rem, 6vw, 4rem);
            border-bottom: 1px solid var(--border);
        }
        .page-head::before {
            content: '';
            position: absolute;
            inset: 0;
            pointer-events: none;
            background-image:
                linear-gradient(rgba(23, 23, 26, 0.035) 1px, transparent 1px),
                linear-gradient(90deg, rgba(23, 23, 26, 0.035) 1px, transparent 1px);
            background-size: 56px 56px;
            mask-image: linear-gradient(180deg, #000 45%, transparent 100%);
            -webkit-mask-image: linear-gradient(180deg, #000 45%, transparent 100%);
        }
        .page-head .container { max-width: 900px; }
        .eyebrow {
            display: inline-flex; align-items: center; gap: .7rem;
            font-family: var(--mono);
            font-size: .8rem; font-weight: 500; letter-spacing: .12em; text-transform: uppercase;
            color: var(--accent); margin-bottom: 1.3rem;
        }
        .page-head h1 { font-size: clamp(2.1rem, 5.4vw, 3.4rem); }
        .page-head .updated {
            font-family: var(--mono);
            color: var(--faint); font-size: .82rem; letter-spacing: .04em; margin: 0;
            display: inline-flex; align-items: center; gap: .5rem;
        }
        .page-head .updated svg { width: 15px; height: 15px; color: var(--accent); }

        /* ===================== Contenu légal ===================== */
        .legal-section { padding: clamp(3rem, 7vw, 5rem) 0 clamp(4rem, 9vw, 7rem); }
        .legal { max-width: 820px; margin: 0; color: var(--legal); font-size: 1.02rem; line-height: 1.8; }
        .legal > p:first-of-type { font-size: 1.12rem; color: var(--muted); }
        .legal h2 {
            font-size: clamp(1.3rem, 2.8vw, 1.7rem);
            color: var(--text);
            margin: 0 0 1.1rem;
            padding-top: 2.4rem;
            margin-top: 2.6rem;
            border-top: 1px solid var(--border);
            scroll-margin-top: 88px;
        }
        .legal strong { color: var(--text); font-weight: 600; }
        .legal em { color: var(--text); }
        .legal a { text-decoration: underline; text-underline-offset: 2px; }
        .legal a.btn { text-decoration: none; }

        .legal ul { list-style: none; margin: 0 0 1.5rem; padding: 0; }
        .legal li { position: relative; padding-left: 1.7rem; margin-bottom: .75rem; }
        .legal li::before {
            content: ''; position: absolute; left: 0; top: .72em;
            width: 7px; height: 7px;
            background: var(--accent);
        }

        .legal-callout {
            background: var(--surface);
            border: 1px solid var(--border);
            border-left: 3px solid var(--accent);
            border-radius: var(--radius);
            padding: 1.25rem 1.4rem;
            margin: 0 0 1.5rem;
        }
        .legal-callout p { margin: 0; }
        .legal-callout p + p { margin-top: .5rem; }

        .legal-actions { margin-top: 3.5rem; }

        /* ===================== Footer ===================== */
        .footer {
            text-align: center; padding: 3.5rem 0 3rem;
            border-top: 1px solid var(--border); color: var(--muted); font-size: .9rem;
        }
        .footer .links { margin-top: .6rem; }
        .footer .links a { color: var(--muted); }
        .footer .links a:hover { color: var(--accent); }
        .footer .sep { opacity: .4; margin: 0 .5rem; }

        /* ===================== Bannière de consentement (Loi 25) ===================== */
        .cookie-banner {
            position: fixed; left: 1rem; right: 1rem; bottom: 1rem; z-index: 10000;
            background: var(--surface);
            border: 1px solid var(--border-strong);
            border-radius: var(--radius);
            box-shadow: 0 12px 32px -12px rgba(23, 23, 26, 0.25);
            opacity: 0; transform: translateY(20px); transition: opacity .35s ease, transform .35s ease;
        }
        .cookie-banner-visible { opacity: 1; transform: translateY(0); }
        .cookie-banner-hidden { opacity: 0; transform: translateY(20px); }
        .cookie-banner-inner { display: flex; gap: 1.5rem; align-items: center; padding: 1.25rem 1.5rem; max-width: 1100px; margin: 0 auto; flex-wrap: wrap; }
        .cookie-banner-text { flex: 1 1 320px; min-width: 0; }
        .cookie-banner-text strong { display: block; color: var(--text); margin-bottom: .35rem; font-size: 1.05rem; }
        .cookie-banner-text p { margin: 0; color: var(--muted); font-size: .92rem; line-height: 1.55; }
        .cookie-banner-text a { color: var(--accent); text-decoration: underline; }
        .cookie-banner-actions { display: flex; gap: .75rem; flex-shrink: 0; }
        .cookie-btn { font-family: inherit; font-size: .95rem; font-weight: 600; padding: .7rem 1.5rem; border-radius: var(--radius); border: 1px solid transparent; cursor: pointer; transition: all .2s ease; min-width: 110px; }
        .cookie-btn-primary { background: var(--accent); color: #fff; border-color: var(--accent); }
        .cookie-btn-primary:hover { background: var(--accent-deep); border-color: var(--accent-deep); }
        .cookie-btn-secondary { background: transparent; color: var(--text); border-color: var(--border-strong); }
        .cookie-btn-secondary:hover { border-color: var(--text); }

        /* ===================== Responsive ===================== */
        @media (max-width: 880px) {
            .menu {
                position: fixed; inset: 0 0 0 auto; width: min(80%, 320px); height: 100svh;
                flex-direction: column; justify-content: center; gap: 2.2rem;
                background: var(--bg);
                border-left: 1px solid var(--border);
                transform: translateX(100%); transition: transform .35s var(--ease-out); padding: 2rem;
            }
            .menu.is-open { transform: translateX(0); }
            .menu a { font-size: 1.25rem; }
            .menu .nav-cta { width: 100%; }
            .nav-toggle { display: block; }
            .nav { border-bottom-color: var(--border); }
        }
        @media (max-width: 520px) {
            body { font-size: 16px; }
            .cookie-banner-actions { width: 100%; }
            .cookie-btn { flex: 1; min-width: 0; }
        }

        /* ===================== Mouvement réduit ===================== */
        @media (prefers-reduced-motion: reduce) {
            html { scroll-behavior: auto; }
            *, *::before, *::after { animation-duration: .001ms !important; transition-duration: .001ms !important; }
            html.js [data-reveal] { opacity: 1 !important; transform: none !important; }
        }

        /* Révélation douce (en-tête seulement — le texte légal reste visible immédiatement) */
        html.js [data-reveal] { opacity: 0; transform: translateY(14px); transition: opacity .5s ease, transform .5s var(--ease-out); transition-delay: var(--d, 0s); }
        html.js [data-reveal].is-visible { opacity: 1; transform: none; }