/* ============================================================
           Style suisse / ingénierie — rigueur, structure, solidité
           Fond papier, encre, un seul accent : bleu encre.
           Aucun dégradé, aucun flou, aucun effet gratuit.
           ============================================================ */
        :root {
            --bg: #fbfbf8;
            --bg-soft: #f4f4ee;
            --surface: #ffffff;
            --text: #17171a;
            --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, h3 {
            font-family: 'Inter', system-ui, sans-serif;
            font-weight: 700;
            line-height: 1.08;
            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;
        }

        /* L'accent remplace les anciens textes en dégradé : un seul bleu, en aplat. */
        .grad-text, .warm-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, box-shadow .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 — rectangulaires, nets, un seul accent
           ============================================================ */
        .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; }

        /* ============================================================
           Sections génériques — chaque section ouvre sur un filet
           ============================================================ */
        main { display: block; }
        .section {
            padding: clamp(4.5rem, 9vw, 7.5rem) 0;
            position: relative;
            border-top: 1px solid var(--border);
        }

        .secnum {
            font-family: var(--mono);
            font-size: .85rem;
            letter-spacing: .08em;
            color: var(--faint);
            margin-bottom: 1.1rem;
            user-select: none;
        }
        .secnum::after { content: ' ———'; color: var(--border-strong); }

        .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;
        }
        .eyebrow.warm { color: var(--accent); }

        .section-head { max-width: 760px; }
        .section-head.center { margin: 0 auto; text-align: center; }

        h2 { font-size: clamp(1.9rem, 4.4vw, 3rem); }
        h3 { font-size: 1.25rem; letter-spacing: -0.015em; }

        .lead {
            font-size: clamp(1.02rem, 1.9vw, 1.18rem);
            color: var(--muted);
            max-width: 62ch;
        }
        .section-head.center .lead { margin-left: auto; margin-right: auto; }

        /* ============================================================
           Révélations au défilement — sobres et brèves
           ============================================================ */
        html.js [data-reveal] {
            opacity: 0;
            transform: translateY(14px);
            transition: opacity .5s ease, transform .5s var(--ease-out);
            transition-delay: var(--d, 0s);
            will-change: opacity, transform;
        }
        html.js [data-reveal].is-visible {
            opacity: 1;
            transform: none;
        }

        /* ============================================================
           HERO — asymétrique, sur papier quadrillé discret
           ============================================================ */
        .hero {
            position: relative;
            min-height: 92svh;
            display: flex;
            align-items: center;
            padding: 9rem 0 5rem;
        }
        .hero::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 55%, transparent 100%);
            -webkit-mask-image: linear-gradient(180deg, #000 55%, transparent 100%);
        }

        .hero-inner { position: relative; z-index: 2; max-width: 900px; }

        .hero-badge {
            display: inline-flex;
            align-items: center;
            gap: .6rem;
            font-family: var(--mono);
            font-size: .8rem;
            letter-spacing: .1em;
            text-transform: uppercase;
            color: var(--muted);
            margin-bottom: 2rem;
        }
        .hero-badge .dot {
            width: 9px; height: 9px;
            background: var(--accent);
        }

        .hero h1 {
            font-size: clamp(2.4rem, 6vw, 4.6rem);
            line-height: 1.03;
            margin-bottom: 1.8rem;
            text-wrap: balance;
        }
        .hero-lead {
            font-size: clamp(1.08rem, 2vw, 1.3rem);
            color: var(--muted);
            max-width: 52ch;
            margin: 0 0 2.4rem;
        }
        .hero-cta {
            display: flex;
            gap: 1rem;
            flex-wrap: wrap;
        }
        .hero-trust {
            margin-top: 1.8rem;
            display: flex;
            gap: 1.6rem;
            flex-wrap: wrap;
            color: var(--faint);
            font-family: var(--mono);
            font-size: .82rem;
            letter-spacing: .04em;
        }
        .hero-trust span { display: inline-flex; align-items: center; gap: .45rem; }
        .hero-trust svg { width: 15px; height: 15px; color: var(--accent); }

        .scroll-cue {
            position: absolute;
            left: 50%;
            bottom: 1.6rem;
            transform: translateX(-50%);
            z-index: 2;
            color: var(--faint);
            display: flex;
            flex-direction: column;
            align-items: center;
            gap: .35rem;
            font-family: var(--mono);
            font-size: .7rem;
            letter-spacing: .18em;
            text-transform: uppercase;
        }
        .scroll-cue svg { width: 18px; height: 18px; }

        /* ============================================================
           Cartes / éléments communs
           ============================================================ */
        .card {
            background: var(--surface);
            border: 1px solid var(--border);
            border-radius: var(--radius);
            padding: 2rem;
            transition: border-color .2s ease;
        }
        .card:hover { border-color: var(--border-strong); }

        .icon-chip {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            width: 48px; height: 48px;
            border-radius: var(--radius);
            background: var(--accent-tint);
            border: 1px solid rgba(30, 63, 174, 0.22);
            color: var(--accent);
            margin-bottom: 1.25rem;
        }
        .icon-chip.warm {
            background: var(--accent-tint);
            border-color: rgba(30, 63, 174, 0.22);
            color: var(--accent);
        }
        .icon-chip svg { width: 24px; height: 24px; }

        /* ---- Problème : fuites de temps — grille à filets ---- */
        .leaks {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 1px;
            background: var(--border);
            border: 1px solid var(--border);
            margin-top: 3rem;
        }
        .leak {
            background: var(--surface);
            border: 0;
            border-radius: 0;
            padding: 2rem;
        }
        .leak:hover { border: 0; }
        .leak svg { width: 22px; height: 22px; color: var(--accent); margin-bottom: .85rem; }
        .leak h3 { font-size: 1.08rem; margin-bottom: .4rem; }
        .leak p { color: var(--muted); font-size: .95rem; margin: 0; }

        /* ---- Écart qui se referme ---- */
        .split { display: grid; grid-template-columns: 1.05fr 1fr; gap: clamp(2rem, 5vw, 4.5rem); align-items: center; }

        .gap {
            background: var(--surface);
            border: 1px solid var(--border);
            border-radius: var(--radius);
            padding: clamp(1.75rem, 4vw, 2.5rem);
        }
        .gap-row { margin-bottom: 1.8rem; }
        .gap-row:last-of-type { margin-bottom: 1rem; }
        .gap-name {
            display: flex; justify-content: space-between; align-items: baseline;
            font-size: .92rem; color: var(--muted); margin-bottom: .6rem;
        }
        .gap-name strong { color: var(--text); font-weight: 600; }
        .gap-name .tag-now {
            font-family: var(--mono);
            font-size: .7rem; text-transform: uppercase; letter-spacing: .1em;
            color: var(--accent); font-weight: 600;
        }
        .gap-bar {
            height: 14px;
            background: var(--bg-soft);
            border: 1px solid var(--border);
        }
        .gap-fill {
            height: 100%;
            width: 0;
            transition: width 1.2s var(--ease-out);
        }
        .gap-fill.cool { background: var(--text); transition-delay: .1s; }
        .gap-fill.warm { background: var(--accent); transition-delay: .4s; }
        .gap.run .gap-fill { width: calc(var(--to, 1) * 100%); }
        .gap-caption {
            font-family: var(--mono);
            font-size: .78rem; color: var(--faint);
            border-top: 1px dashed var(--border-strong);
            padding-top: 1rem; margin-top: 1.4rem;
        }

        /* ---- Section humaine ---- */
        .human { background: var(--bg-soft); }
        .human .container { max-width: 940px; }
        .pullquote {
            font-size: clamp(1.5rem, 3.6vw, 2.4rem);
            font-weight: 700;
            letter-spacing: -0.02em;
            line-height: 1.2;
            color: var(--text);
            margin: 0 0 2rem;
            text-wrap: balance;
        }
        .pullquote .warm-text { white-space: nowrap; }
        .human-note { color: var(--accent); font-style: italic; margin-bottom: 1.5rem; font-size: 1.02rem; }
        .human p.body { color: var(--text); font-size: 1.1rem; max-width: 64ch; }

        .vs {
            display: grid;
            grid-template-columns: 1fr auto 1fr;
            align-items: stretch;
            gap: 1rem;
            margin-top: 3rem;
        }
        .vs-card {
            border-radius: var(--radius);
            padding: 1.6rem;
            border: 1px solid var(--border);
            background: var(--surface);
        }
        .vs-card .k {
            font-family: var(--mono);
            font-size: .72rem; text-transform: uppercase; letter-spacing: .12em;
            margin-bottom: .5rem;
        }
        .vs-card .v { font-size: 1.3rem; font-weight: 700; letter-spacing: -0.015em; color: var(--text); }
        .vs-no .k { color: var(--faint); }
        .vs-no .v { color: var(--faint); text-decoration: line-through; text-decoration-color: var(--border-strong); }
        .vs-yes { background: var(--accent-tint); border-color: rgba(30, 63, 174, 0.35); }
        .vs-yes .k { color: var(--accent); }
        .vs-arrow { display: flex; align-items: center; color: var(--accent); }
        .vs-arrow svg { width: 28px; height: 28px; }

        /* ---- Sur-mesure : barres de coût ---- */
        .bars {
            display: flex;
            align-items: flex-end;
            justify-content: center;
            gap: clamp(2rem, 6vw, 4rem);
            background: var(--surface);
            border: 1px solid var(--border);
            border-radius: var(--radius);
            padding: 2.5rem 2rem 1.75rem;
        }
        .bar-col { display: flex; flex-direction: column; align-items: center; gap: 1rem; }
        .bar-track { height: 220px; display: flex; align-items: flex-end; }
        .bar-fill {
            width: 74px;
            height: 0;
            transition: height 1.1s var(--ease-out);
            position: relative;
        }
        .bars.run .bar-fill { height: var(--h); }
        .bar-old { background: var(--text); }
        .bar-now { background: var(--accent); transition-delay: .2s; }
        .bar-fill .cap {
            position: absolute; top: -1.9rem; left: 50%; transform: translateX(-50%);
            font-family: var(--mono); font-weight: 600; font-size: .95rem; white-space: nowrap;
        }
        .bar-old .cap { color: var(--muted); }
        .bar-now .cap { color: var(--accent); }
        .bar-label { font-size: .95rem; color: var(--muted); text-align: center; }
        .bar-label strong { display: block; color: var(--text); font-weight: 600; }
        .bars-note {
            text-align: center;
            font-family: var(--mono);
            font-size: .75rem; color: var(--faint); margin-top: 1.25rem;
        }

        /* ---- Timing : deux forces ---- */
        .forces { display: grid; grid-template-columns: 1fr 1fr; gap: 1.25rem; margin-top: 1rem; }
        .force h3 { display: flex; align-items: center; gap: .6rem; font-size: 1.25rem; }
        .force p { color: var(--muted); margin: 0; }
        .closing {
            text-align: center;
            margin-top: 3rem;
            font-weight: 700;
            letter-spacing: -0.02em;
            font-size: clamp(1.25rem, 2.8vw, 1.8rem);
            color: var(--text);
            text-wrap: balance;
        }

        /* ---- CTA finale ---- */
        .cta { background: var(--bg-soft); }
        .cta-wrap { max-width: 720px; margin: 0 auto; text-align: center; }
        .cta h2 { margin-bottom: 1rem; }
        .cta .free {
            display: inline-block;
            font-family: var(--mono);
            font-size: .85rem;
            letter-spacing: .04em;
            font-weight: 500; color: var(--accent);
            margin-bottom: 1.25rem;
        }
        .cta-avatar {
            display: inline-block;
            margin-bottom: 1.6rem;
            border: 1px solid var(--border-strong);
            padding: 5px;
            background: var(--surface);
        }
        .cta-avatar img {
            display: block;
            width: 116px;
            height: 116px;
            object-fit: cover;
        }
        .cta-sign {
            margin-top: 1.6rem;
            color: var(--muted);
            font-size: .96rem;
        }
        .cta-sign strong { color: var(--text); font-weight: 600; }
        .form {
            margin-top: 2.5rem;
            background: var(--surface);
            border: 1px solid var(--border);
            border-radius: var(--radius);
            padding: clamp(1.75rem, 4vw, 2.75rem);
            text-align: left;
        }
        .visually-hidden {
            position: absolute; width: 1px; height: 1px;
            padding: 0; margin: -1px; overflow: hidden;
            clip: rect(0,0,0,0); white-space: nowrap; border: 0;
        }
        .field { margin-bottom: 1.1rem; }
        .control {
            width: 100%;
            padding: 1rem 1.1rem;
            background: var(--bg);
            border: 1px solid var(--border-strong);
            border-radius: var(--radius);
            color: var(--text);
            font-family: inherit;
            font-size: 1rem;
            transition: border-color .2s ease, box-shadow .2s ease;
        }
        .control::placeholder { color: var(--faint); }
        .control:focus {
            outline: none;
            border-color: var(--accent);
            box-shadow: 0 0 0 3px rgba(30, 63, 174, 0.14);
        }
        textarea.control { resize: vertical; min-height: 130px; }
        .form .btn-primary { width: 100%; }
        .form-privacy { font-size: .82rem; color: var(--faint); line-height: 1.55; margin: 1.1rem 0 0; }
        .form-privacy a { color: var(--accent); text-decoration: underline; }

        /* ============================================================
           Aperçu des démos — cartes cliquables vers /demos
           ============================================================ */
        .demo-cartes a.leak {
            display: block;
            color: inherit;
            transition: background .2s ease;
        }
        .demo-cartes a.leak:hover {
            color: inherit;
            background: var(--accent-tint);
        }
        .demo-cartes a.leak:hover h3 { color: var(--accent); }
        .demo-essai {
            display: inline-block;
            margin-top: .9rem;
            font-family: var(--mono);
            font-size: .82rem;
            font-weight: 600;
            letter-spacing: .04em;
            color: var(--accent);
        }
        .demo-invitation {
            text-align: center;
            margin: 3rem 0 0;
        }

        /* ============================================================
           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) — injectée par cookie-consent.js
           ============================================================ */
        .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); }

            .split { grid-template-columns: 1fr; }
            .leaks { grid-template-columns: 1fr; }
            .forces { grid-template-columns: 1fr; }
            .vs { grid-template-columns: 1fr; }
            .vs-arrow { transform: rotate(90deg); justify-content: center; }
        }

        @media (max-width: 520px) {
            body { font-size: 16px; }
            .hero { padding-top: 7.5rem; }
            .bars { gap: 2rem; padding: 2rem 1.25rem 1.5rem; }
            .bar-fill { width: 60px; }
            .cookie-banner-actions { width: 100%; }
            .cookie-btn { flex: 1; min-width: 0; }
        }

        /* ============================================================
           Mouvement réduit — on respecte le réglage système
           ============================================================ */
        @media (prefers-reduced-motion: reduce) {
            html { scroll-behavior: auto; }
            *, *::before, *::after {
                animation-duration: .001ms !important;
                animation-iteration-count: 1 !important;
                transition-duration: .001ms !important;
            }
            html.js [data-reveal] { opacity: 1 !important; transform: none !important; }
            .gap-fill { width: calc(var(--to, 1) * 100%) !important; }
            .bars .bar-fill { height: var(--h) !important; }
        }