@font-face {
    font-family: "Space Grotesk";
    font-style: normal;
    font-weight: 500 700;
    font-display: swap;
    src: url("/fonts/space-grotesk-latin.woff2") format("woff2");
  }
  @font-face {
    font-family: "Manrope";
    font-style: normal;
    font-weight: 400 700;
    font-display: swap;
    src: url("/fonts/manrope-latin.woff2") format("woff2");
  }

  
  :root {
    --bg: #fafaf7;
    --surface: #ffffff;
    --ink: #14141f;
    --muted: #5b5c72;
    --muted-2: #8688a0;
    --indigo: #4338ca;
    --indigo-dark: #312793;
    --indigo-vivid: #6153f2;
    --indigo-tint: #eae8fc;
    --coral: #f2542d;
    --coral-dark: #cf3f1c;
    --coral-tint: #fde9e2;
    --border: #e7e5f2;

    /* Fond "papier technique" et matière terminal — réservés aux sections
       qui montrent le protocole en action (trace d'appels MCP, coffre-fort),
       jamais appliqués globalement : le reste du site garde --bg/--surface. */
    --paper: #eef1f6;
    --paper-line: rgba(18, 20, 35, 0.055);
    --trace-bg: #14121f;
    --trace-bg-2: #1b1830;
    --trace-line: rgba(255, 255, 255, 0.09);
    --trace-text: #e4e2f5;
    --trace-muted: #8d89b0;
    --trace-key: #a8a2e8;
    --trace-string: #f2a35c;
    --trace-ok: #4fd69c;
    --trace-pending: #e0b354;

    --font-display: "Space Grotesk", -apple-system, BlinkMacSystemFont, "Segoe UI", system-ui, sans-serif;
    --font-body: "Manrope", -apple-system, BlinkMacSystemFont, "Segoe UI", system-ui, sans-serif;
    --font-mono: ui-monospace, "SF Mono", "JetBrains Mono", "Cascadia Code", Menlo, Consolas, monospace;

    --text-sm: clamp(0.85rem, 0.82rem + 0.15vw, 0.95rem);
    --text-base: clamp(1rem, 0.96rem + 0.2vw, 1.1rem);
    --text-lg: clamp(1.15rem, 1.08rem + 0.35vw, 1.4rem);
    --text-xl: clamp(1.4rem, 1.25rem + 0.75vw, 1.85rem);
    --text-2xl: clamp(1.85rem, 1.55rem + 1.5vw, 2.6rem);
    --text-3xl: clamp(2.3rem, 1.8rem + 2.5vw, 3.4rem);

    --radius: 12px;
    --shadow-sm: 0 1px 2px rgba(20, 20, 31, 0.06);
    --shadow-md: 0 8px 24px rgba(20, 20, 31, 0.08);
  }

  * { box-sizing: border-box; }
  body {
    margin: 0;
    font-family: var(--font-body);
    background: var(--bg);
    color: var(--ink);
    line-height: 1.6;
    font-size: var(--text-base);
  }
  h1, h2, h3 { font-family: var(--font-display); line-height: 1.15; letter-spacing: -0.01em; margin: 0; }
  a { color: var(--indigo); }
  .wrap { max-width: 1080px; margin: 0 auto; padding: 0 1.5rem; }
  .legal-text { max-width: 760px; }
  .legal-text h2 { font-size: var(--text-lg); margin: 1.75rem 0 0.5rem; }
  .legal-text p, .legal-text li { color: var(--muted); }
  
  header.site-nav {
    position: sticky;
    top: 0;
    z-index: 50;
    background: rgba(250, 250, 247, 0.82);
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);
    border-bottom: 1px solid transparent;
    transition: border-color 0.2s ease, box-shadow 0.2s ease;
  }
  header.site-nav.is-scrolled {
    border-bottom-color: var(--border);
    box-shadow: var(--shadow-sm);
  }
  nav.site {
    display: flex; align-items: center; justify-content: space-between;
    padding: 1.1rem 0;
  }
  nav.site .brand { display: flex; align-items: center; gap: 0.6rem; text-decoration: none; color: inherit; }
  nav.site .brand span { font-family: var(--font-display); font-weight: 700; font-size: var(--text-lg); letter-spacing: -0.01em; }
  nav.site .nav-right { display: flex; align-items: center; gap: 1.75rem; }
  nav.site .nav-links { display: flex; align-items: center; gap: 1.75rem; }
  nav.site .nav-links a { color: var(--ink); text-decoration: none; font-weight: 600; font-size: var(--text-sm); }
  nav.site .nav-links a:hover { color: var(--indigo); }
  nav.site .cta-small {
    background: var(--indigo); color: #fff; text-decoration: none;
    padding: 0.55rem 1.15rem; border-radius: 999px; font-weight: 600; font-size: var(--text-sm);
    transition: background 0.15s ease;
  }
  nav.site .cta-small:hover { background: var(--indigo-dark); }
  .nav-toggle { display: none; background: none; border: none; cursor: pointer; padding: 0.4rem; }
  .nav-toggle span { display: block; width: 22px; height: 2px; background: var(--ink); margin: 4px 0; }
  @media (max-width: 720px) {
    nav.site .nav-links {
      position: absolute; top: 100%; left: 0; right: 0; flex-direction: column;
      align-items: flex-start; gap: 0; background: var(--surface); border-bottom: 1px solid var(--border);
      max-height: 0; overflow: hidden; transition: max-height 0.2s ease;
    }
    header.site-nav.is-open nav.site .nav-links { max-height: 240px; }
    nav.site .nav-links a { padding: 0.85rem 1.5rem; width: 100%; border-bottom: 1px solid var(--border); }
    .nav-toggle { display: block; }
  }

  
  .js .reveal {
    opacity: 0;
    transform: translateY(18px);
    transition: opacity 0.6s ease, transform 0.6s ease;
  }
  .js .reveal.is-visible { opacity: 1; transform: translateY(0); }
  @media (prefers-reduced-motion: reduce) {
    .js .reveal { transition: none; opacity: 1; transform: none; }
  }
  .panel { transition: box-shadow 0.2s ease, transform 0.2s ease; }
  .panel:hover { box-shadow: var(--shadow-md); transform: translateY(-2px); }

  .cta-button {
    display: inline-block; background: var(--indigo); color: #fff; text-decoration: none;
    padding: 0.85rem 1.7rem; border-radius: 999px; font-weight: 600; font-size: var(--text-base);
    box-shadow: var(--shadow-md);
  }
  .cta-button:hover { background: var(--indigo-dark); }
  .steps { position: relative; max-width: 640px; }
  .steps::before {
    content: ""; position: absolute; left: 23px; top: 12px; bottom: 12px; width: 2px;
    background: var(--border);
  }
  .step { position: relative; display: flex; gap: 1.25rem; padding-bottom: 2.25rem; }
  .step:last-child { padding-bottom: 0; }
  .step .num {
    flex: none; width: 48px; height: 48px; border-radius: 50%; background: var(--surface);
    border: 2px solid var(--indigo); color: var(--indigo); display: flex; align-items: center;
    justify-content: center; font-family: var(--font-display); font-weight: 700;
    font-size: var(--text-base); z-index: 1;
  }
  .panel {
    background: var(--surface); border: 1px solid var(--border); border-radius: var(--radius);
    padding: 2rem; box-shadow: var(--shadow-sm);
  }
  .panel-cta {
    background: linear-gradient(135deg, var(--indigo) 0%, #6d28d9 100%); color: #fff;
    border-radius: var(--radius); padding: 3rem 2rem; text-align: center;
  }
  .panel-cta .cta-button { background: #fff; color: var(--indigo); box-shadow: none; }
  .panel-cta .cta-button:hover { background: #f1f0fe; }
  .cta-ghost {
    display: inline-flex; align-items: center; gap: 0.4rem; background: transparent; color: var(--ink);
    text-decoration: none; font-weight: 600; font-size: var(--text-base);
    padding: 0.8rem 1.6rem; border-radius: 999px; border: 1.5px solid var(--border);
  }
  .cta-ghost:hover { border-color: var(--muted-2); }

  /* ---- Homepage only: "protocol" treatment — the agent's own tool calls
     and trust boundary as proof, not a generic illustration. Scoped to
     .home-canvas so no other page's look changes. ---- */
  .home-canvas {
    background:
      linear-gradient(var(--paper-line) 1px, transparent 1px),
      linear-gradient(90deg, var(--paper-line) 1px, transparent 1px),
      var(--paper);
    background-size: 32px 32px, 32px 32px, auto;
  }
  .home-canvas header.site-nav { background: rgba(238, 241, 246, 0.86); }

  .proto-kicker {
    display: inline-flex; align-items: center; gap: 0.5rem; color: var(--indigo); font-family: var(--font-mono);
    font-weight: 500; font-size: 0.8rem; letter-spacing: 0.03em;
  }
  .proto-kicker::before { content: "//"; color: var(--muted-2); }

  .trace {
    background: var(--trace-bg); border-radius: var(--radius-lg, 18px); overflow: hidden;
    margin-top: 2.5rem; border: 1px solid rgba(255,255,255,0.06);
    box-shadow: 0 30px 70px rgba(20,18,31,0.30), 0 6px 18px rgba(20,18,31,0.22);
  }
  .trace-head {
    display: flex; align-items: center; gap: 0.6rem; padding: 0.85rem 1.15rem;
    border-bottom: 1px solid var(--trace-line); background: var(--trace-bg-2);
  }
  .trace-head .dots { display: flex; gap: 6px; }
  .trace-head .dots span { width: 9px; height: 9px; border-radius: 50%; background: rgba(255,255,255,0.16); }
  .trace-head b { font-family: var(--font-mono); font-size: 0.78rem; color: var(--trace-muted); font-weight: 500; margin-left: 0.3rem; }
  .trace-head .live { margin-left: auto; display: flex; align-items: center; gap: 0.4rem; font-family: var(--font-mono); font-size: 0.72rem; color: var(--trace-ok); }
  .trace-head .live .dot { width: 6px; height: 6px; border-radius: 50%; background: var(--trace-ok); }
  .trace-body { padding: 1.4rem 1.4rem 1.6rem; font-family: var(--font-mono); font-size: 0.83rem; line-height: 1.7; overflow-x: auto; }
  .trace-call { margin-bottom: 1.35rem; }
  .trace-call:last-child { margin-bottom: 0; }
  .trace-line { white-space: pre; }
  .t-comment { color: var(--trace-muted); }
  .t-method { color: var(--trace-ok); }
  .t-tool { color: #fff; font-weight: 600; }
  .t-key { color: var(--trace-key); }
  .t-str { color: var(--trace-string); }
  .t-punc { color: var(--trace-muted); }
  .t-status-ok { color: var(--trace-ok); font-weight: 600; }
  .t-status-pending { color: var(--trace-pending); }
  .t-redact { color: var(--trace-muted); font-style: italic; }
  .cursor { display: inline-block; width: 7px; height: 1.05em; background: var(--trace-ok); vertical-align: text-bottom; animation: blink 1.1s steps(1) infinite; }
  @keyframes blink { 50% { opacity: 0; } }
  @media (prefers-reduced-motion: reduce) { .cursor { animation: none; } }

  .boundary { display: grid; grid-template-columns: 1fr auto 1fr auto 1fr; align-items: stretch; gap: 0; margin-top: 1.5rem; }
  .boundary-node {
    background: var(--surface); border: 1px solid var(--border); border-radius: var(--radius);
    padding: 1.5rem 1.35rem; display: flex; flex-direction: column; gap: 0.6rem;
  }
  .boundary-node.mid { background: var(--ink); border-color: var(--ink); color: #fff; }
  .boundary-node h3 { font-size: var(--text-base); font-family: var(--font-display); }
  .boundary-node.mid h3 { color: #fff; }
  .boundary-node p { font-size: 0.85rem; color: var(--muted); margin: 0; }
  .boundary-node.mid p { color: rgba(255,255,255,0.65); }
  .boundary-node ul { margin: 0; padding: 0; list-style: none; display: flex; flex-direction: column; gap: 0.4rem; }
  .boundary-node li { font-size: 0.82rem; font-family: var(--font-mono); color: var(--muted); display: flex; gap: 0.45rem; }
  .boundary-node.mid li { color: rgba(255,255,255,0.75); }
  .boundary-node li.no::before { content: "✕"; color: var(--coral); flex: none; }
  .boundary-node li.yes::before { content: "✓"; color: #1a7f4e; flex: none; }
  .boundary-node.mid li.yes::before { color: var(--trace-ok); }
  .boundary-arrow { display: flex; flex-direction: column; align-items: center; justify-content: center; padding: 0 0.6rem; text-align: center; }
  .boundary-arrow svg { width: 100%; }
  .boundary-arrow span { font-family: var(--font-mono); font-size: 0.66rem; color: var(--muted-2); margin-top: 0.4rem; max-width: 8rem; }

  .vault-grid { display: grid; grid-template-columns: 1fr auto 1fr; gap: 1.25rem; align-items: center; margin-top: 1.5rem; }
  .vault-card { background: var(--surface); border: 1px solid var(--border); border-radius: var(--radius); padding: 1.3rem 1.4rem; }
  .vault-card .label { font-family: var(--font-mono); font-size: 0.72rem; text-transform: uppercase; letter-spacing: 0.05em; margin-bottom: 0.6rem; }
  .vault-card.in .label { color: var(--coral-dark); }
  .vault-card.out .label { color: #1a7f4e; }
  .vault-value { font-family: var(--font-mono); font-size: 0.86rem; word-break: break-all; color: var(--ink); background: var(--paper); padding: 0.7rem 0.85rem; border-radius: 8px; border: 1px solid var(--border); }
  .vault-card.in .vault-value { color: var(--coral-dark); }
  .vault-card.out .vault-value { color: #1a7f4e; }
  .vault-note { font-size: 0.8rem; color: var(--muted); margin-top: 0.7rem; }
  .vault-lock { display: flex; align-items: center; justify-content: center; width: 2.75rem; height: 2.75rem; border-radius: 50%; background: var(--indigo-tint); color: var(--indigo); margin: 0 auto; }
  .vault-lock-label { font-family: var(--font-mono); font-size: 0.68rem; color: var(--muted-2); text-align: center; margin-top: 0.5rem; max-width: 7rem; }

  .perm-panel { background: var(--surface); border: 1px solid var(--border); border-radius: var(--radius-lg, 18px); overflow: hidden; margin-top: 1.5rem; }
  .perm-row { display: flex; align-items: center; justify-content: space-between; gap: 1.5rem; padding: 1.1rem 1.5rem; border-bottom: 1px solid var(--border); }
  .perm-row:last-child { border-bottom: none; }
  .perm-row.on { background: var(--coral-tint); }
  .perm-label { font-size: 0.95rem; font-weight: 600; }
  .perm-sub { font-size: 0.8rem; color: var(--muted-2); margin-top: 0.15rem; }
  .toggle { position: relative; width: 2.6rem; height: 1.5rem; border-radius: 999px; background: var(--border); flex: none; }
  .toggle::after { content: ""; position: absolute; top: 2px; left: 2px; width: 1.2rem; height: 1.2rem; border-radius: 50%; background: #fff; box-shadow: var(--shadow-sm); transition: left 0.15s ease; }
  .toggle.active { background: var(--coral); }
  .toggle.active::after { left: calc(100% - 1.2rem - 2px); }

  .registry-card {
    background: var(--trace-bg); color: var(--trace-text); border-radius: var(--radius-lg, 18px); padding: 0.5rem 2rem 1.75rem;
    font-family: var(--font-mono); font-size: 0.86rem; margin-top: 1.5rem;
    box-shadow: 0 30px 70px rgba(20,18,31,0.30), 0 6px 18px rgba(20,18,31,0.22);
  }
  .registry-entry { display: flex; align-items: baseline; gap: 1rem; padding: 1rem 0; border-bottom: 1px solid var(--trace-line); flex-wrap: wrap; }
  .registry-entry:last-of-type { border-bottom: none; }
  .registry-status { min-width: 6.5rem; font-size: 0.78rem; }
  .registry-status.ok { color: var(--trace-ok); font-weight: 600; }
  .registry-status.pending { color: var(--trace-muted); }
  .registry-name { color: #fff; font-weight: 600; min-width: 11rem; }
  .registry-detail { color: var(--trace-muted); font-size: 0.8rem; flex: 1; min-width: 14rem; }
  .registry-next { margin-top: 0.5rem; padding-top: 1rem; border-top: 1px solid var(--trace-line); color: var(--trace-muted); font-size: 0.8rem; }

  .panel-cta-proto { background: var(--ink); }
  .panel-cta-proto .proto-kicker { justify-content: center; color: var(--trace-key); }
  .panel-cta-proto .proto-kicker::before { color: var(--trace-muted); }
  .panel-cta-proto p.sub { color: rgba(255,255,255,0.65); font-size: var(--text-lg); margin: 0.75rem 0 1.75rem; }
  .panel-cta-proto .cta-row { display: flex; justify-content: center; gap: 1rem; flex-wrap: wrap; }
  .panel-cta-proto .cta-ghost { color: #fff; border-color: rgba(255,255,255,0.25); }

  .compare {
    width: 100%; border-collapse: collapse; margin-top: 1.5rem; font-size: var(--text-sm);
    background: var(--surface); border: 1px solid var(--border); border-radius: var(--radius);
    overflow: hidden;
  }
  .compare th, .compare td { text-align: left; padding: 0.85rem 1rem; border-bottom: 1px solid var(--border); vertical-align: top; }
  .compare tr:last-child td { border-bottom: none; }
  .compare thead th { font-family: var(--font-display); font-size: 0.82rem; color: var(--muted); font-weight: 700; }
  .compare td:first-child, .compare th:first-child { color: var(--muted); font-weight: 600; white-space: nowrap; }
  .compare .col-us { background: var(--indigo-tint); font-weight: 600; }
  .compare thead .col-us { color: var(--indigo); }
  .compare-wrap { overflow-x: auto; }
  @media (max-width: 800px) {
    .boundary { grid-template-columns: 1fr; }
    .boundary-arrow { transform: rotate(90deg); padding: 0.75rem 0; }
    .boundary-arrow span { transform: rotate(-90deg); max-width: none; }
    .vault-grid { grid-template-columns: 1fr; }
    .vault-lock { transform: rotate(90deg); }
  }
  footer.site {
    border-top: 1px solid var(--border); margin-top: 4rem; padding: 2rem 0;
    color: var(--muted); font-size: var(--text-sm);
    display: flex; justify-content: space-between; flex-wrap: wrap; gap: 1rem;
  }
  footer.site a { color: var(--muted); margin-right: 1rem; }

  .u-01f3269 { font-size: var(--text-2xl) !important; margin: 0.9rem 0 0.6rem !important; }
  .u-0e82174 { color: var(--muted) !important; font-size: var(--text-lg) !important; max-width: 42rem !important; margin: 0 !important; }
  .u-16035f0 { padding: 2.5rem 0 1.5rem !important; max-width: 720px !important; }
  .u-1ccedde { display: flex !important; gap: 1.5rem !important; margin-bottom: 0.75rem !important; font-size: var(--text-sm) !important; color: var(--muted) !important; }
  .u-29f46f8 { color: var(--muted) !important; margin: 0 !important; }
  .u-2c785fa { padding: 3rem 0 1rem !important; }
  .u-3000383 { font-size: var(--text-2xl) !important; max-width: 32ch !important; margin: 0.9rem 0 0.6rem !important; }
  .u-306a4cf { display:flex !important; gap:0.5rem !important; }
  .u-36d08d0 { padding: 2.5rem 0 3rem !important; max-width: 720px !important; }
  .u-3dca5e5 { color: var(--muted) !important; }
  .u-48e4ddf { font-size: var(--text-2xl) !important; max-width: 34ch !important; margin: 0.9rem 0 0.6rem !important; }
  .u-4a79702 { padding: 1.5rem 0 3rem !important; max-width: 720px !important; }
  .u-50435ff { margin-bottom: 0 !important; }
  .u-50a7ae5 { padding: 2.5rem 0 2.5rem !important; }
  .u-55e7f2a { vertical-align: middle !important; }
  .u-5af662f { display: flex !important; align-items: center !important; gap: 1rem !important; flex-wrap: wrap !important; margin-bottom: 0.9rem !important; }
  .u-5d87699 { padding: 2.5rem 0 3rem !important; }
  .u-604ffbf { font-size: var(--text-lg) !important; color: var(--muted) !important; max-width: 580px !important; margin: 0 0 1.85rem !important; }
  .u-64c2bed { font-size: var(--text-2xl) !important; margin: 0.9rem 0 1rem !important; }
  .u-663b034 { font-size: var(--text-2xl) !important; margin: 0.9rem 0 1.5rem !important; }
  .u-69e6860 { color: var(--muted) !important; font-size: var(--text-lg) !important; max-width: 42rem !important; margin: 0 0 1.5rem !important; }
  .u-6e15329 { color: var(--muted) !important; font-size: var(--text-lg) !important; margin: 0 !important; }
  .u-6f3e4fd { border: 1px dashed var(--border) !important; border-radius: 8px !important; padding: 3rem 1rem !important; text-align: center !important; color: var(--muted) !important; }
  .u-759612d { max-width: 720px !important; }
  .u-78d103b { margin: 0 0 0.3rem !important; font-size: var(--text-base) !important; }
  .u-7ef7c8f { padding: 1rem 0 3rem !important; }
  .u-86d3565 { padding: 0 0 3rem !important; max-width: 720px !important; }
  .u-885925e { font-size: var(--text-2xl) !important; margin: 0.6rem 0 0.6rem !important; }
  .u-8a56821 { padding: 0 0 3rem !important; }
  .u-8e05a36 { font-family: var(--font-mono) !important; font-size: 0.85rem !important; color: var(--muted-2) !important; }
  .u-95899bd { font-size: var(--text-3xl) !important; max-width: 20ch !important; margin: 0.9rem 0 1.15rem !important; }
  .u-99971f1 { padding: 2.5rem 0 2rem !important; max-width: 720px !important; }
  .u-9d18dff { font-size: var(--text-lg) !important; color: var(--muted) !important; margin: 0 !important; }
  .u-a52a781 { font-size: var(--text-2xl) !important; margin: 0.6rem 0 1.5rem !important; }
  .u-b0536e6 { padding: 2.5rem 0 1rem !important; }
  .u-bd293c7 { display: block !important; }
  .u-bf4f549 { padding: 0 0 1rem !important; }
  .u-c6aaf28 { padding: 1rem 0 1.5rem !important; }
  .u-cb768ea { color: var(--muted) !important; font-size: var(--text-lg) !important; }
  .u-d743d89 { color: var(--muted) !important; font-size: var(--text-lg) !important; margin: 0.75rem 0 0 !important; }
  .u-d9b3942 { padding: 1.5rem 0 1rem !important; max-width: 720px !important; }
  .u-de9193d { font-family: var(--font-mono) !important; font-size: 0.8rem !important; color: var(--muted-2) !important; max-width: 580px !important; margin: 0.75rem 0 0 !important; }
  .u-e03362e { padding: 1rem 0 1rem !important; }
  .u-e0b3be8 { font-size: var(--text-xl) !important; margin: 0.75rem 0 1.25rem !important; }
  .u-e799749 { padding: 2rem 0 4rem !important; max-width: 720px !important; }
  .u-fb6a208 { font-size: var(--text-xl) !important; margin: 0.75rem 0 0.5rem !important; }
  .u-fe3b285 { font-size: var(--text-2xl) !important; max-width: 30ch !important; margin: 0.9rem 0 0.6rem !important; }