/* ============================================================
   VIRAGE EXPERT — styles.css · v2 cinématique
   Charte : Anthracite #1A1A1C · Racing Red #E0141E · Blanc #EDEEF2
   Typo : Playfair Display (titres) · Barlow (corps)
          Barlow Condensed (labels) · DM Mono (données)
   ============================================================ */

/* ---------- Self-hosted Google Fonts (woff2, latin + latin-ext) ---------- */
@font-face {
  font-family: 'Playfair Display';
  font-style: normal;
  font-weight: 700;
  font-display: swap;
  src: url('assets/fonts/playfair-700-latin-ext.woff2') format('woff2');
  unicode-range: U+0100-02BA, U+02BD-02C5, U+02C7-02CC, U+02CE-02D7, U+02DD-02FF, U+0304, U+0308, U+0329, U+1D00-1DBF, U+1E00-1E9F, U+1EF2-1EFF, U+2020, U+20A0-20AB, U+20AD-20C0, U+2113, U+2C60-2C7F, U+A720-A7FF;
}
@font-face {
  font-family: 'Playfair Display';
  font-style: normal;
  font-weight: 700;
  font-display: swap;
  src: url('assets/fonts/playfair-700-latin.woff2') format('woff2');
  unicode-range: U+0000-00FF, U+0131, U+0152-0153, U+02BB-02BC, U+02C6, U+02DA, U+02DC, U+0304, U+0308, U+0329, U+2000-206F, U+20AC, U+2122, U+2191, U+2193, U+2212, U+2215, U+FEFF, U+FFFD;
}
@font-face {
  font-family: 'Playfair Display';
  font-style: italic;
  font-weight: 700;
  font-display: swap;
  src: url('assets/fonts/playfair-700i-latin-ext.woff2') format('woff2');
  unicode-range: U+0100-02BA, U+02BD-02C5, U+02C7-02CC, U+02CE-02D7, U+02DD-02FF, U+0304, U+0308, U+0329, U+1D00-1DBF, U+1E00-1E9F, U+1EF2-1EFF, U+2020, U+20A0-20AB, U+20AD-20C0, U+2113, U+2C60-2C7F, U+A720-A7FF;
}
@font-face {
  font-family: 'Playfair Display';
  font-style: italic;
  font-weight: 700;
  font-display: swap;
  src: url('assets/fonts/playfair-700i-latin.woff2') format('woff2');
  unicode-range: U+0000-00FF, U+0131, U+0152-0153, U+02BB-02BC, U+02C6, U+02DA, U+02DC, U+0304, U+0308, U+0329, U+2000-206F, U+20AC, U+2122, U+2191, U+2193, U+2212, U+2215, U+FEFF, U+FFFD;
}
@font-face {
  font-family: 'Barlow';
  font-style: normal;
  font-weight: 400;
  font-display: swap;
  src: url('assets/fonts/barlow-400-latin-ext.woff2') format('woff2');
  unicode-range: U+0100-02BA, U+02BD-02C5, U+02C7-02CC, U+02CE-02D7, U+02DD-02FF, U+0304, U+0308, U+0329, U+1D00-1DBF, U+1E00-1E9F, U+1EF2-1EFF, U+2020, U+20A0-20AB, U+20AD-20C0, U+2113, U+2C60-2C7F, U+A720-A7FF;
}
@font-face {
  font-family: 'Barlow';
  font-style: normal;
  font-weight: 400;
  font-display: swap;
  src: url('assets/fonts/barlow-400-latin.woff2') format('woff2');
  unicode-range: U+0000-00FF, U+0131, U+0152-0153, U+02BB-02BC, U+02C6, U+02DA, U+02DC, U+0304, U+0308, U+0329, U+2000-206F, U+20AC, U+2122, U+2191, U+2193, U+2212, U+2215, U+FEFF, U+FFFD;
}
@font-face {
  font-family: 'Barlow';
  font-style: normal;
  font-weight: 500;
  font-display: swap;
  src: url('assets/fonts/barlow-500-latin-ext.woff2') format('woff2');
  unicode-range: U+0100-02BA, U+02BD-02C5, U+02C7-02CC, U+02CE-02D7, U+02DD-02FF, U+0304, U+0308, U+0329, U+1D00-1DBF, U+1E00-1E9F, U+1EF2-1EFF, U+2020, U+20A0-20AB, U+20AD-20C0, U+2113, U+2C60-2C7F, U+A720-A7FF;
}
@font-face {
  font-family: 'Barlow';
  font-style: normal;
  font-weight: 500;
  font-display: swap;
  src: url('assets/fonts/barlow-500-latin.woff2') format('woff2');
  unicode-range: U+0000-00FF, U+0131, U+0152-0153, U+02BB-02BC, U+02C6, U+02DA, U+02DC, U+0304, U+0308, U+0329, U+2000-206F, U+20AC, U+2122, U+2191, U+2193, U+2212, U+2215, U+FEFF, U+FFFD;
}
@font-face {
  font-family: 'Barlow Condensed';
  font-style: normal;
  font-weight: 500;
  font-display: swap;
  src: url('assets/fonts/barlowcondensed-500-latin-ext.woff2') format('woff2');
  unicode-range: U+0100-02BA, U+02BD-02C5, U+02C7-02CC, U+02CE-02D7, U+02DD-02FF, U+0304, U+0308, U+0329, U+1D00-1DBF, U+1E00-1E9F, U+1EF2-1EFF, U+2020, U+20A0-20AB, U+20AD-20C0, U+2113, U+2C60-2C7F, U+A720-A7FF;
}
@font-face {
  font-family: 'Barlow Condensed';
  font-style: normal;
  font-weight: 500;
  font-display: swap;
  src: url('assets/fonts/barlowcondensed-500-latin.woff2') format('woff2');
  unicode-range: U+0000-00FF, U+0131, U+0152-0153, U+02BB-02BC, U+02C6, U+02DA, U+02DC, U+0304, U+0308, U+0329, U+2000-206F, U+20AC, U+2122, U+2191, U+2193, U+2212, U+2215, U+FEFF, U+FFFD;
}
@font-face {
  font-family: 'DM Mono';
  font-style: normal;
  font-weight: 400;
  font-display: swap;
  src: url('assets/fonts/dmmono-400-latin-ext.woff2') format('woff2');
  unicode-range: U+0100-02BA, U+02BD-02C5, U+02C7-02CC, U+02CE-02D7, U+02DD-02FF, U+0304, U+0308, U+0329, U+1D00-1DBF, U+1E00-1E9F, U+1EF2-1EFF, U+2020, U+20A0-20AB, U+20AD-20C0, U+2113, U+2C60-2C7F, U+A720-A7FF;
}
@font-face {
  font-family: 'DM Mono';
  font-style: normal;
  font-weight: 400;
  font-display: swap;
  src: url('assets/fonts/dmmono-400-latin.woff2') format('woff2');
  unicode-range: U+0000-00FF, U+0131, U+0152-0153, U+02BB-02BC, U+02C6, U+02DA, U+02DC, U+0304, U+0308, U+0329, U+2000-206F, U+20AC, U+2122, U+2191, U+2193, U+2212, U+2215, U+FEFF, U+FFFD;
}

:root {
  --anthracite: #1A1A1C;
  --noir: #121214;
  --panel: #202023;
  --hairline: #333339;
  --blanc: #EDEEF2;
  --muted: #A2A2AC;
  --red: #E0141E;
  --red-dark: #A80F17;
  --bleu: #1D3A8F;

  --font-display: "Playfair Display", Georgia, serif;
  --font-body: "Barlow", -apple-system, "Segoe UI", sans-serif;
  --font-label: "Barlow Condensed", "Arial Narrow", sans-serif;
  --font-mono: "DM Mono", "Courier New", monospace;

  --w: 1120px;
}

* { margin: 0; padding: 0; box-sizing: border-box; }
html { scroll-behavior: smooth; }
@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  .reveal { opacity: 1 !important; transform: none !important; transition: none !important; }
  [data-parallax] { transform: none !important; }
  .scroll-cue::after { animation: none !important; }
  .hero-bg.has-image { animation: none !important; }
  .btn:hover, .btn:active { transform: none !important; box-shadow: none !important; }
}

body {
  background: var(--anthracite);
  color: var(--blanc);
  font-family: var(--font-body);
  font-size: 17px;
  line-height: 1.65;
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
}

/* Grain léger — texture cinéma */
body::after {
  content: ""; position: fixed; inset: 0; z-index: 999; pointer-events: none;
  opacity: .05; mix-blend-mode: overlay;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='120' height='120'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.9' numOctaves='2'/%3E%3C/filter%3E%3Crect width='120' height='120' filter='url(%23n)'/%3E%3C/svg%3E");
}

.wrap { max-width: var(--w); margin: 0 auto; padding: 0 28px; }

a { color: var(--blanc); text-decoration: none; }
a:focus-visible, button:focus-visible, summary:focus-visible {
  outline: 2px solid var(--red); outline-offset: 3px;
}
::selection { background: var(--red); color: var(--blanc); }

/* ---------- Liseré tricolore (signature du logo) ---------- */
.liseret {
  height: 3px;
  background: linear-gradient(90deg,
    var(--bleu) 0 33.3%, var(--blanc) 33.3% 66.6%, var(--red) 66.6% 100%);
}

/* ---------- Header ---------- */
header.site {
  position: fixed; top: 0; left: 0; right: 0; z-index: 90;
  background: linear-gradient(rgba(18,18,20,.85), rgba(18,18,20,0));
  transition: background .3s, border-color .3s;
  border-bottom: 1px solid transparent;
}
header.site.solid {
  background: rgba(18, 18, 20, .92);
  backdrop-filter: blur(10px);
  border-bottom-color: var(--hairline);
}
.nav {
  display: flex; align-items: center; justify-content: space-between;
  padding: 20px 28px; max-width: var(--w); margin: 0 auto;
}
.brand { display: flex; flex-direction: column; line-height: 1.1; }
.brand .name {
  font-family: var(--font-display);
  font-size: 1.25rem; font-weight: 700; letter-spacing: .02em;
}
.brand .name em { font-style: normal; color: var(--red); }
.brand .sub {
  font-family: var(--font-label);
  font-size: .7rem; letter-spacing: .36em; text-transform: uppercase;
  color: var(--muted); margin-top: 3px;
}
.nav-links { display: flex; gap: 30px; align-items: center; }
.nav-links a {
  font-family: var(--font-label);
  font-size: .92rem; letter-spacing: .15em; text-transform: uppercase;
  color: var(--muted); transition: color .2s;
}
.nav-links a:hover { color: var(--blanc); }
.nav-links a.cta {
  color: var(--blanc); border: 1px solid var(--red);
  padding: 10px 20px; transition: background .2s;
}
.nav-links a.cta:hover { background: var(--red); box-shadow: 0 0 18px rgba(224,20,30,.35); }
/* Mobile nav: géré par .nav-toggle + .nav-links.open — voir section MULTI-PAGE ci-dessous */

/* ---------- Sections génériques ---------- */
section { padding: 110px 0; position: relative; }
@media (max-width: 760px) { section { padding: 72px 0; } }

.eyebrow {
  font-family: var(--font-mono);
  font-size: .8rem; letter-spacing: .2em; text-transform: uppercase;
  color: var(--muted); margin-bottom: 20px; display: flex; align-items: center; gap: 14px;
}
.eyebrow::before { content: ""; width: 34px; height: 1px; background: var(--red); flex: none; }
.sr-only { position: absolute; width: 1px; height: 1px; padding: 0; margin: -1px; overflow: hidden; clip: rect(0,0,0,0); white-space: nowrap; border: 0; }

h1, h2, h3 { font-family: var(--font-display); font-weight: 700; line-height: 1.14; }
h2 { font-size: clamp(1.8rem, 3.8vw, 2.7rem); margin-bottom: 22px; }
.lead { color: var(--muted); max-width: 660px; font-size: 1.06rem; }

/* ---------- Boutons ---------- */
.btn {
  display: inline-block; position: relative; overflow: hidden;
  font-family: var(--font-label);
  font-size: 1rem; letter-spacing: .16em; text-transform: uppercase;
  padding: 16px 32px; border: 1px solid var(--red);
  background: var(--red); color: var(--blanc);
  transition: color .25s, transform .22s, box-shadow .22s; cursor: pointer; z-index: 1;
}
.btn::before {
  content: ""; position: absolute; inset: 0; z-index: -1;
  background: var(--noir); transform: scaleX(0); transform-origin: left;
  transition: transform .38s cubic-bezier(0.22, 1, 0.36, 1);
}
.btn:hover { transform: translateY(-2px); box-shadow: 0 6px 24px rgba(224,20,30,.22); }
.btn:hover::before { transform: scaleX(1); }
.btn:active { transform: translateY(0); box-shadow: none; }
.btn.ghost { background: transparent; }
.btn.ghost:hover { box-shadow: 0 6px 24px rgba(224,20,30,.18); }
.btn.ghost::before { background: var(--red); }
.btn-row { display: flex; flex-wrap: wrap; gap: 16px; }

/* ============================================================
   HERO — plein écran, visuel Higgsfield en fond, parallaxe
   ============================================================ */
.hero {
  min-height: 100svh;
  display: flex; align-items: flex-end;
  padding: 0 0 10svh; overflow: hidden;
}
.hero-bg {
  position: absolute; inset: -10% 0; z-index: -2;
  background: var(--noir);
  display: flex; align-items: center; justify-content: center;
  /* >>> VISUEL HIGGSFIELD HERO — remplacer le contenu par :
     background-image: url("assets/hero.webp");
     background-size: cover; background-position: center;
     (et supprimer le div.slot-hint dans le HTML) */
  will-change: transform;
}
.hero::before { /* voile de lisibilité sur le visuel */
  content: ""; position: absolute; inset: 0; z-index: -1;
  background: linear-gradient(180deg,
    rgba(18,18,20,.4) 0%, rgba(18,18,20,.12) 45%, rgba(26,26,28,.97) 100%);
}
.hero h1 {
  font-size: clamp(2.5rem, 6.6vw, 5rem);
  max-width: 920px; margin: 26px 0 24px;
}
.hero h1 .accent { color: var(--red); font-style: italic; }
.hero .lead { font-size: 1.14rem; margin-bottom: 42px; }
.hero-meta {
  display: flex; flex-wrap: wrap; gap: 12px 34px; margin-top: 52px;
  font-family: var(--font-mono); font-size: .82rem; color: var(--muted);
}
.hero-meta span::before { content: "— "; color: var(--red); }
.scroll-cue {
  position: absolute; right: 40px; bottom: 40px;
  font-family: var(--font-mono); font-size: .72rem; letter-spacing: .2em;
  color: var(--muted); writing-mode: vertical-rl;
  display: flex; align-items: center; gap: 12px;
}
.scroll-cue::after {
  content: ""; width: 1px; height: 52px; background: var(--muted);
  animation: cue 2.2s ease-in-out infinite;
}
@keyframes cue { 0%,100% { transform: scaleY(.4); opacity:.4 } 50% { transform: scaleY(1); opacity:1 } }
@media (max-width: 760px) { .scroll-cue { display: none; } }

/* ---------- Slots visuels Higgsfield ---------- */
.slot {
  position: relative; background: var(--noir);
  border: 1px dashed var(--hairline);
  display: flex; align-items: center; justify-content: center;
  background-image: repeating-linear-gradient(45deg,
    transparent 0 14px, rgba(255,255,255,.02) 14px 28px);
  overflow: hidden;
}
.slot img { width: 100%; height: 100%; object-fit: cover; display: block; position: absolute; inset: 0; }
.slot .slot-hint {
  font-family: var(--font-mono); font-size: .72rem; letter-spacing: .12em;
  color: var(--muted); text-align: center; padding: 20px; line-height: 2;
}
.slot .slot-hint b { color: var(--red); font-weight: 400; display: block; }

/* ============================================================
   MANIFESTE — posture de conseil / confiance
   ============================================================ */
.manifesto { background: var(--noir); }
.manifesto .big {
  font-family: var(--font-display);
  font-size: clamp(1.5rem, 3.1vw, 2.3rem);
  line-height: 1.42; max-width: 920px; font-weight: 700;
}
.manifesto .big em { color: var(--red); font-style: italic; }
.manifesto .big .dim { color: var(--muted); }
.manifesto .sig {
  margin-top: 44px; font-family: var(--font-mono);
  font-size: .85rem; color: var(--muted); letter-spacing: .08em;
}

/* ============================================================
   SHOWROOM — galerie horizontale, scroll-snap
   ============================================================ */
.showroom { padding-bottom: 70px; }
.showroom .head { display: flex; justify-content: space-between; align-items: flex-end; gap: 30px; flex-wrap: wrap; }
.showroom .hint-nav { font-family: var(--font-mono); font-size: .75rem; color: var(--muted); letter-spacing: .14em; }
.rail {
  margin-top: 48px;
  display: flex; gap: 24px;
  overflow-x: auto; scroll-snap-type: x mandatory;
  padding: 4px 28px 26px;
  scrollbar-width: thin; scrollbar-color: var(--red) transparent;
}
.rail::-webkit-scrollbar { height: 4px; }
.rail::-webkit-scrollbar-thumb { background: var(--red); }
.rail::-webkit-scrollbar-track { background: var(--hairline); }
.car { flex: 0 0 min(78vw, 520px); scroll-snap-align: center; }
.car .slot { aspect-ratio: 4 / 3; transition: transform .4s ease; }
.car:hover .slot { transform: translateY(-6px); }
.car .cap {
  display: flex; justify-content: space-between; align-items: baseline;
  padding: 16px 2px 0; gap: 14px;
}
.car .cap .model { font-family: var(--font-display); font-size: 1.15rem; }
.car .cap .range { font-family: var(--font-mono); font-size: .78rem; color: var(--muted); white-space: nowrap; }
.car .cap-note { font-size: .92rem; color: var(--muted); padding: 6px 2px 0; }
.showroom .disclaimer {
  font-family: var(--font-mono); font-size: .74rem; color: var(--muted);
  padding: 0 28px; max-width: var(--w); margin: 6px auto 0;
}

/* ============================================================
   MÉTHODE
   ============================================================ */
.steps { margin-top: 50px; }
.step {
  display: grid; grid-template-columns: 96px 1fr;
  gap: 28px; padding: 34px 0;
  border-top: 1px solid var(--hairline);
  transition: background .25s;
}
.step:last-child { border-bottom: 1px solid var(--hairline); }
.step:hover { background: rgba(255,255,255,.028); }
.step:hover .num { text-shadow: 0 0 20px rgba(224,20,30,.5); }
.step .num {
  font-family: var(--font-mono); font-size: 1.6rem; color: var(--red); padding-top: 2px;
}
.step h3 { font-size: 1.24rem; margin-bottom: 8px; }
.step p { color: var(--muted); max-width: 700px; }
.step .tag {
  font-family: var(--font-mono); font-size: .74rem; color: var(--muted);
  border: 1px solid var(--hairline); padding: 3px 10px;
  display: inline-block; margin: 12px 8px 0 0;
}
@media (max-width: 640px) { .step { grid-template-columns: 1fr; gap: 8px; } }

/* ============================================================
   GARDE-FOUS
   ============================================================ */
.gardefous { background: var(--noir); }
.proof-list { margin-top: 48px; display: grid; grid-template-columns: 1fr 1fr; gap: 24px; }
@media (max-width: 860px) { .proof-list { grid-template-columns: 1fr; } }
.proof {
  border-left: 2px solid var(--red);
  background: var(--panel);
  padding: 28px 30px;
}
.proof h3 { font-size: 1.14rem; margin-bottom: 10px; }
.proof p { color: var(--muted); font-size: .97rem; }
.proof .m { font-family: var(--font-mono); font-size: .82rem; color: var(--blanc); }

/* ============================================================
   FONDATEUR
   ============================================================ */
.split { display: grid; grid-template-columns: 1.1fr .9fr; gap: 64px; align-items: start; }
@media (max-width: 880px) { .split { grid-template-columns: 1fr; gap: 36px; } }
.fiche {
  background: var(--panel); border: 1px solid var(--hairline);
  font-family: var(--font-mono); font-size: .85rem;
}
.fiche .row {
  display: flex; justify-content: space-between; gap: 20px;
  padding: 14px 22px; border-bottom: 1px solid var(--hairline);
}
.fiche .row:last-child { border-bottom: none; }
.fiche .row .label { color: var(--muted); }
.fiche .row .val { text-align: right; }
.portrait.slot { aspect-ratio: 4 / 5; margin-bottom: 22px; }

/* ============================================================
   HONORAIRES / FAQ / CONTACT
   ============================================================ */
.hono { max-width: 740px; }
.hono p + p { margin-top: 16px; }
.hono .m { font-family: var(--font-mono); color: var(--blanc); font-size: .92em; }

.faq { margin-top: 44px; max-width: 840px; }
.faq details { border-top: 1px solid var(--hairline); }
.faq details:last-child { border-bottom: 1px solid var(--hairline); }
.faq summary {
  cursor: pointer; list-style: none;
  font-family: var(--font-display); font-size: 1.1rem;
  padding: 24px 44px 24px 0; position: relative;
}
.faq summary::-webkit-details-marker { display: none; }
.faq summary::after {
  content: "+"; position: absolute; right: 4px; top: 22px;
  font-family: var(--font-mono); color: var(--red); font-size: 1.25rem;
  transition: transform .2s;
}
.faq details[open] summary::after { transform: rotate(45deg); }
.faq .a { color: var(--muted); padding: 0 0 26px; max-width: 720px; }

.final { background: var(--noir); }
.contact-lines {
  margin-top: 40px; font-family: var(--font-mono); font-size: .9rem;
  color: var(--muted); display: grid; gap: 10px;
  padding-top: 28px; border-top: 1px solid var(--hairline);
}
.contact-lines a { color: var(--blanc); border-bottom: 1px solid var(--hairline); }
.contact-lines a:hover { border-color: var(--red); }

/* ---------- Footer ---------- */
footer.site {
  border-top: 1px solid var(--hairline);
  padding: 44px 0 60px;
  color: var(--muted); font-size: .85rem;
}
footer .cols {
  display: flex; flex-wrap: wrap; gap: 16px 40px;
  justify-content: space-between; align-items: baseline;
}
footer .legal-links { display: flex; gap: 26px; flex-wrap: wrap; }
footer .legal-links a {
  color: var(--muted);
  font-family: var(--font-label); letter-spacing: .1em; text-transform: uppercase;
  font-size: .8rem;
}
footer .legal-links a:hover { color: var(--blanc); }
footer .mono { font-family: var(--font-mono); font-size: .78rem; margin-top: 20px; }

/* ---------- Pages légales (compat v1) ---------- */
.legal-page { padding: 140px 0 100px; }
.legal-page h1 { font-size: clamp(1.9rem, 4vw, 2.6rem); margin-bottom: 36px; }
.legal-page h2 { font-size: 1.25rem; margin: 40px 0 12px; }
.legal-page p, .legal-page li { color: var(--muted); max-width: 760px; }
.legal-page ul { padding-left: 22px; margin: 10px 0; }
.legal-page .m { font-family: var(--font-mono); color: var(--blanc); font-size: .9em; }
.back {
  font-family: var(--font-label); letter-spacing: .12em; text-transform: uppercase;
  font-size: .85rem; color: var(--muted); display: inline-block; margin-bottom: 40px;
}
.back:hover { color: var(--blanc); }

/* ---------- Animations d'apparition ---------- */
.reveal { opacity: 0; transform: translateY(22px); transition: opacity .7s ease, transform .7s ease; }
.reveal.in { opacity: 1; transform: none; }
.reveal.d1 { transition-delay: .1s } .reveal.d2 { transition-delay: .2s } .reveal.d3 { transition-delay: .3s }

/* ---------- Placeholders à remplir ---------- */
.todo { color: var(--red); }

/* =================================================================
   MULTI-PAGE EXTENSIONS — v3
   ================================================================= */

/* ---------- Ken Burns (hero bg, activé par .has-image) ---------- */
@keyframes kenBurns {
  0%   { transform: scale(1.06) translate(0, 0); }
  40%  { transform: scale(1.12) translate(-1.8%, 0.6%); }
  100% { transform: scale(1.06) translate(0, 0); }
}
.hero-bg.has-image {
  animation: kenBurns 22s ease-in-out infinite;
  background-image: url("assets/hero.webp");
  background-size: cover;
  background-position: center 30%;
}

/* ---------- Mobile nav toggle ---------- */
.nav-toggle {
  display: none;
  flex-direction: column;
  gap: 5px;
  background: none;
  border: none;
  cursor: pointer;
  padding: 6px;
  z-index: 100;
}
.nav-toggle span {
  display: block;
  width: 24px;
  height: 2px;
  background: var(--blanc);
  transition: transform .22s ease, opacity .22s ease;
}
.nav-toggle[aria-expanded="true"] span:nth-child(1) { transform: translateY(7px) rotate(45deg); }
.nav-toggle[aria-expanded="true"] span:nth-child(2) { opacity: 0; transform: scaleX(0); }
.nav-toggle[aria-expanded="true"] span:nth-child(3) { transform: translateY(-7px) rotate(-45deg); }
@media (max-width: 820px) {
  .nav-toggle { display: flex; }
  .nav-links {
    display: none;
    position: fixed;
    inset: 0;
    background: rgba(18,18,20,.97);
    flex-direction: column;
    align-items: center;
    justify-content: center;
    gap: 36px;
    z-index: 89;
  }
  .nav-links.open { display: flex; }
  .nav-links a:not(.cta) {
    display: block;
    font-size: 1.15rem;
    letter-spacing: .18em;
    color: var(--blanc);
  }
  .nav-links a.cta { padding: 14px 36px; }
}
.nav-links a[aria-current="page"] {
  color: var(--blanc);
  border-bottom: 1px solid var(--red);
  padding-bottom: 2px;
}

/* ---------- Footer nav ---------- */
.footer-nav { display: flex; gap: 26px; flex-wrap: wrap; margin-bottom: 4px; }
.footer-nav a {
  color: var(--muted);
  font-family: var(--font-label); letter-spacing: .1em; text-transform: uppercase;
  font-size: .8rem; transition: color .2s;
}
.footer-nav a:hover { color: var(--blanc); }

/* ---------- Page hero (pages internes) ---------- */
.page-hero {
  padding: 148px 0 72px;
  background: var(--noir);
  border-bottom: 1px solid var(--hairline);
}
.page-hero h1 { font-size: clamp(2rem, 4.8vw, 3.4rem); margin: 14px 0 20px; }
@media (max-width: 760px) { .page-hero { padding: 120px 0 52px; } }

/* ---------- Insert cinématique (methode.html) ---------- */
.insert-block {
  position: relative; overflow: hidden;
  aspect-ratio: 16 / 7;
  background: var(--noir);
}
.insert-block img {
  width: 100%; height: 100%;
  object-fit: cover; object-position: center;
  display: block;
}
.insert-block .insert-caption {
  position: absolute; bottom: 16px; left: 24px;
  font-family: var(--font-mono); font-size: .66rem;
  letter-spacing: .16em; color: rgba(237,238,242,.45);
  pointer-events: none;
}

/* ---------- Link arrow ---------- */
.link-arrow {
  display: inline-flex; align-items: center; gap: 10px;
  font-family: var(--font-label); font-size: .92rem;
  letter-spacing: .16em; text-transform: uppercase;
  color: var(--red); transition: gap .2s;
}
.link-arrow:hover { gap: 16px; }

/* ---------- Segment teaser ---------- */
.segment-teaser { background: var(--noir); border-top: 1px solid var(--hairline); }

/* ---------- Contact form ---------- */
.form-wrap { max-width: 720px; margin-top: 52px; }
.form-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 20px; }
@media (max-width: 640px) { .form-grid { grid-template-columns: 1fr; } }
.form-field { display: flex; flex-direction: column; gap: 8px; }
.form-field.full { grid-column: 1 / -1; }
.form-field label {
  font-family: var(--font-mono);
  font-size: .76rem; letter-spacing: .15em; text-transform: uppercase;
  color: var(--muted);
}
.form-field input,
.form-field select,
.form-field textarea {
  background: var(--panel);
  border: 1px solid var(--hairline);
  color: var(--blanc);
  padding: 14px 16px;
  font-family: var(--font-body);
  font-size: 1rem;
  transition: border-color .2s;
  outline: none;
  -webkit-appearance: none;
  appearance: none;
  border-radius: 0;
}
.form-field input:focus,
.form-field select:focus,
.form-field textarea:focus {
  border-color: var(--red);
  box-shadow: 0 0 0 3px rgba(224,20,30,.13);
}
.form-field textarea { resize: vertical; min-height: 130px; }
.form-field select {
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='8'%3E%3Cpath d='M1 1l5 5 5-5' stroke='%23A2A2AC' stroke-width='1.5' fill='none'/%3E%3C/svg%3E");
  background-repeat: no-repeat;
  background-position: right 16px center;
  background-color: var(--panel);
  padding-right: 42px;
  cursor: pointer;
}
.form-field select option { background: var(--panel); color: var(--blanc); }
.form-honeypot { display: none !important; }
.form-rgpd {
  grid-column: 1 / -1;
  display: flex; gap: 14px; align-items: flex-start;
  color: var(--muted); font-size: .92rem; line-height: 1.6;
}
.form-rgpd input[type="checkbox"] {
  width: 18px; height: 18px; flex: none; margin-top: 3px;
  accent-color: var(--red); cursor: pointer;
}
.form-rgpd a { color: var(--blanc); border-bottom: 1px solid var(--hairline); }
.form-rgpd a:hover { border-color: var(--red); }
.form-submit { grid-column: 1 / -1; }

/* ---------- Merci page ---------- */
.merci-section { min-height: 70svh; display: flex; align-items: center; padding: 120px 0 80px; }
.next-steps { margin-top: 52px; display: grid; gap: 16px; max-width: 620px; }
.next-step {
  display: grid; grid-template-columns: 44px 1fr;
  gap: 16px; align-items: start;
  padding: 22px 24px; background: var(--panel); border-left: 2px solid var(--red);
}
.next-step .n { font-family: var(--font-mono); color: var(--red); font-size: 1.5rem; padding-top: 2px; }
.next-step h3 { font-size: 1rem; margin-bottom: 4px; }
.next-step p { color: var(--muted); font-size: .94rem; }