/* Chablia v3 — « Alpenglow »
   Par défaut : mise en page statique lisible (sans JS / mouvement réduit).
   html.motion : couche scrollytelling (GSAP + ScrollTrigger). */

@font-face { font-family: "Sora"; font-weight: 100 800; font-display: swap; src: url(../fonts/sora-latin-wght-normal.woff2) format("woff2"); }
@font-face { font-family: "Inter"; font-weight: 100 900; font-display: swap; src: url(../fonts/inter-latin-wght-normal.woff2) format("woff2"); }

:root {
  --night: #05070c;
  --slate: #0b111c;
  --neve: #eaf6fa;
  --mist: #a3b3c4;
  --glacier: #8fe3f0;
  --lagon: #22b8c7;
  --glow: #ff4d8d;
  --amethyst: #8b7bff;
  --line: rgba(143, 227, 240, .16);
  --grad: linear-gradient(100deg, var(--glacier) 0%, var(--amethyst) 55%, var(--glow) 100%);
  --pad: clamp(20px, 5.5vw, 88px);
  --fd: "Sora", "Avenir Next", system-ui, sans-serif;
  --ft: "Inter", system-ui, -apple-system, "Segoe UI", sans-serif;
  --fm: var(--ft); /* étiquettes : Inter en capitales espacées */
  --ease: cubic-bezier(.2, .7, .1, 1);
}

*, *::before, *::after { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; scroll-behavior: smooth; overflow-x: clip; }
html.motion { scroll-behavior: auto; }
body {
  margin: 0; background: var(--night); color: var(--neve);
  font: 400 16px/1.55 var(--ft); -webkit-font-smoothing: antialiased;
  overflow-x: clip;
}
img, svg { display: block; max-width: 100%; }
a { color: inherit; }
h1, h2, h3, p { margin: 0; }
em { font-style: normal; }
.sr-only { position: absolute !important; width: 1px; height: 1px; overflow: hidden; clip: rect(0 0 0 0); white-space: nowrap; }
.skip-link { position: absolute; left: 12px; top: -60px; z-index: 100; background: var(--neve); color: var(--night); padding: 10px 14px; border-radius: 8px; }
.skip-link:focus { top: 12px; }
:focus-visible { outline: 2px solid var(--glacier); outline-offset: 3px; border-radius: 4px; }
::selection { background: var(--glow); color: var(--night); }

/* Ciel fixe : nuit glaciaire → alpenglow */
.sky { position: fixed; inset: 0; z-index: -2; pointer-events: none;
  background:
    radial-gradient(120% 70% at 50% -10%, #0f1b2b 0%, rgba(15, 27, 43, 0) 60%),
    var(--night); }
.sky-dusk { position: absolute; inset: 0; opacity: var(--dusk, 0);
  background:
    radial-gradient(90% 60% at 75% 115%, rgba(255, 77, 141, .34) 0%, rgba(255, 77, 141, 0) 60%),
    radial-gradient(80% 60% at 15% 120%, rgba(139, 123, 255, .28) 0%, rgba(139, 123, 255, 0) 60%); }
.grain { position: fixed; inset: 0; z-index: 90; pointer-events: none; opacity: .05; mix-blend-mode: overlay;
  background-image: url("data:image/svg+xml;utf8,<svg xmlns='http://www.w3.org/2000/svg' width='160' height='160'><filter id='n'><feTurbulence type='fractalNoise' baseFrequency='.9' numOctaves='2' stitchTiles='stitch'/></filter><rect width='100%' height='100%' filter='url(%23n)'/></svg>"); }

/* ---------- En-tête ---------- */
.site-header {
  position: fixed; inset: 0 0 auto; z-index: 50;
  display: flex; align-items: center; gap: 28px;
  padding: 16px var(--pad);
  transition: background .4s, backdrop-filter .4s, padding .4s;
}
.site-header.is-scrolled { background: rgba(5, 7, 12, .62); backdrop-filter: blur(14px) saturate(1.3); -webkit-backdrop-filter: blur(14px) saturate(1.3); padding-block: 10px; }
.logo { display: inline-flex; align-items: center; gap: 10px; text-decoration: none; color: var(--neve); }
.logo-mark { width: 38px; height: auto; color: var(--glacier); overflow: visible; }
.logo-node { fill: var(--glow); filter: drop-shadow(0 0 4px var(--glow)); }
.wm { height: 21px; width: auto; fill: var(--neve); overflow: visible; }
.wm-dot { fill: var(--glow); filter: drop-shadow(0 0 60px rgba(255, 77, 141, .9)); }
.nav { display: flex; gap: 26px; margin-left: auto; }
.nav a { font: 600 12px/1 var(--fm); letter-spacing: .12em; text-transform: uppercase; text-decoration: none; color: var(--mist); transition: color .25s; }
.nav a:hover, .nav a[aria-current] { color: var(--neve); }
.menu-toggle { display: none; }

/* ---------- Boutons ---------- */
.btn {
  position: relative; display: inline-flex; align-items: center; gap: 10px; isolation: isolate; overflow: hidden;
  padding: 15px 24px; border: 0; border-radius: 999px; cursor: pointer;
  background: var(--neve); color: var(--night); font: 600 15px/1 var(--ft); text-decoration: none;
  transition: transform .4s var(--ease), color .3s;
}
.btn::before { content: ""; position: absolute; inset: 0; z-index: -1; background: var(--grad); transform: translateY(101%); transition: transform .45s var(--ease); }
.btn:hover::before, .btn:focus-visible::before { transform: none; }
.btn:hover { color: var(--night); }
.btn span { transition: transform .4s var(--ease); }
.btn:hover span { transform: translateX(4px); }
.btn-sm { padding: 11px 18px; font-size: 13px; }
.link-more { font: 600 13px/1 var(--fm); letter-spacing: .06em; color: var(--glacier); text-decoration: none; background: linear-gradient(currentColor, currentColor) 0 100% / 100% 1px no-repeat; padding-bottom: 6px; transition: background-size .4s var(--ease); }
.link-more:hover { background-size: 0 1px; background-position: 100% 100%; }

.label { font: 600 12px/1 var(--fm); letter-spacing: .16em; text-transform: uppercase; color: var(--glacier); display: inline-flex; align-items: center; gap: 12px; margin-bottom: 22px; }
.label::before { content: ""; width: 8px; height: 8px; border-radius: 50%; background: var(--glow); box-shadow: 0 0 10px var(--glow); }
.h2 { font: 700 clamp(34px, 4.8vw, 76px)/1.06 var(--fd); letter-spacing: -.028em; max-width: 16ch; }
.h-xl { font: 700 clamp(60px, 11vw, 180px)/1 var(--fd); letter-spacing: -.035em; }
.grad, .hero-title em, .hero-title em .wd > span, .manifesto em, .chapter em { background: var(--grad); -webkit-background-clip: text; background-clip: text; color: transparent; }

/* mots masqués (titres) */
.wd { display: inline-block; overflow: hidden; vertical-align: top; padding-bottom: .08em; margin-bottom: -.08em; }
.wd > span { display: inline-block; }

/* ---------- Hero ---------- */
.hero { position: relative; }
.hero-stage { position: relative; display: flex; flex-direction: column; padding-top: clamp(110px, 18vh, 180px); }
.hero-copy { order: 1; position: relative; z-index: 2; padding: 0 var(--pad); max-width: 1240px; }
.massif { order: 2; width: 100%; height: 72vh; min-height: 420px; margin-top: 20px; overflow: hidden; }
.chapters { order: 3; list-style: none; margin: 0; padding: 32px var(--pad) 40px; display: grid; grid-template-columns: repeat(3, 1fr); gap: 28px; position: relative; z-index: 2; }
.eyebrow { font-variant-numeric: tabular-nums lining-nums; display: flex; flex-wrap: wrap; gap: 10px 18px; margin-bottom: 26px; font: 600 12px/1 var(--fm); letter-spacing: .14em; text-transform: uppercase; color: var(--mist); }
.eyebrow span + span::before { content: "/"; margin-right: 18px; color: rgba(143, 227, 240, .35); }
.eyebrow .coord { color: var(--glacier); }
.hero-title { font: 700 clamp(42px, 6vw, 108px)/1.02 var(--fd); letter-spacing: -.035em; }
.hero-title em:has(.wd) { background: none; color: inherit; }
.hero-title .line { display: block; }
.hero-lead { margin-top: 26px; max-width: 34ch; font-size: clamp(17px, 1.5vw, 21px); line-height: 1.45; color: var(--mist); }
.hero-actions { margin-top: 34px; display: flex; flex-wrap: wrap; align-items: center; gap: 22px 28px; }
.chapter { display: grid; gap: 10px; align-content: start; }
.chapter-n, .step-n { font: 600 12px/1 var(--fm); letter-spacing: .14em; color: var(--glow); font-variant-numeric: tabular-nums lining-nums; }
.chapter strong { font: 700 clamp(22px, 2.3vw, 36px)/1.1 var(--fd); letter-spacing: -.025em; }
.chapter > span:last-child { color: var(--mist); }
.scroll-cue { display: none; }

/* SVG massif */
.ridge { fill: none; stroke: url(#g-ridge); stroke-width: 1.6; vector-effect: non-scaling-stroke; stroke-linejoin: round; }
.ridge-glow { fill: none; stroke: url(#g-glow); stroke-width: 2.2; vector-effect: non-scaling-stroke; stroke-linejoin: round; opacity: .55; filter: drop-shadow(0 0 6px rgba(255, 77, 141, .7)); }
.ridge-fill { fill: url(#g-fill); }
.contours path { fill: none; stroke: var(--glacier); stroke-width: 1; vector-effect: non-scaling-stroke; opacity: calc(.26 - var(--i) * .021); }
.net .edge { stroke: var(--glacier); stroke-width: 1; vector-effect: non-scaling-stroke; opacity: .45; }
.net .edge-x { stroke: var(--glacier); stroke-width: 1; vector-effect: non-scaling-stroke; stroke-dasharray: 3 5; opacity: .3; }
.net .edge-v { stroke: var(--glow); stroke-width: 1.8; vector-effect: non-scaling-stroke; filter: drop-shadow(0 0 5px var(--glow)); }
.net .halo { fill: var(--glacier); opacity: .14; }
.net .core { fill: var(--neve); }
.net .hub .core { fill: var(--glacier); }
.net .hub .ring { fill: none; stroke: var(--glacier); stroke-width: 1; vector-effect: non-scaling-stroke; stroke-dasharray: 2 4; transform-box: fill-box; transform-origin: center; animation: spin 18s linear infinite; }
.net .vous .core { fill: var(--glow); filter: drop-shadow(0 0 8px var(--glow)); }
.net .vous .halo { fill: var(--glow); opacity: .2; }
.net text { font-family: var(--ft); font-weight: 500; fill: var(--neve); letter-spacing: .02em; font-variant-numeric: tabular-nums lining-nums; }
.net .lbl-peak { fill: var(--mist); }
.net .lbl-peak tspan.alt { fill: var(--glacier); }
.net .lbl-hub { fill: var(--glacier); }
.net .lbl-vous { fill: var(--glow); font-weight: 500; }
.net .pulse { fill: var(--glow); filter: drop-shadow(0 0 4px var(--glow)); }
@keyframes spin { to { transform: rotate(360deg); } }

/* ---------- Manifeste ---------- */
.manifesto { padding: clamp(90px, 16vh, 200px) var(--pad); }
.manifesto-text { font: 600 clamp(30px, 4.8vw, 76px)/1.12 var(--fd); letter-spacing: -.025em; max-width: 20ch; }

/* ---------- Séparateur ---------- */
.sep { display: flex; align-items: center; gap: 18px; padding: 0 var(--pad); }
.sep-line { flex: 1; height: 1px; background: linear-gradient(90deg, rgba(143, 227, 240, 0), rgba(143, 227, 240, .5)); }
.sep-line:last-child { background: linear-gradient(90deg, rgba(143, 227, 240, .5), rgba(143, 227, 240, 0)); }
.sep-mark { width: 54px; color: var(--glacier); overflow: visible; }
.sep-mark .logo-node { filter: drop-shadow(0 0 5px var(--glow)); }

/* ---------- Domaines ---------- */
.domains { padding: clamp(90px, 14vh, 170px) 0 clamp(70px, 10vh, 120px); }
.domains-head { padding: 0 var(--pad); display: grid; grid-template-columns: 1fr auto; align-items: end; gap: 10px 40px; }
.domains-head .label { grid-column: 1 / -1; margin-bottom: 0; }
.domains-for { font: 600 12px/1.6 var(--fm); letter-spacing: .1em; text-transform: uppercase; color: var(--mist); max-width: 24ch; text-align: right; }
.domains-track { margin-top: clamp(40px, 7vh, 80px); padding: 0 var(--pad); display: grid; grid-template-columns: repeat(4, 1fr); gap: 0; }
.dom { position: relative; padding: 26px 26px 34px 0; border-top: 1px solid var(--line); display: flex; flex-direction: column; gap: 10px; }
.dom::before { content: ""; position: absolute; left: 0; top: -4px; width: 7px; height: 7px; border-radius: 50%; background: var(--glacier); box-shadow: 0 0 10px var(--glacier); }
.dom-n { font: 600 clamp(44px, 5vw, 80px)/1 var(--fd); letter-spacing: -.02em; color: var(--glacier); font-variant-numeric: tabular-nums lining-nums; }
.dom h3 { font: 600 clamp(20px, 1.8vw, 27px)/1.15 var(--fd); letter-spacing: -.02em; }
.dom p { color: var(--mist); max-width: 26ch; }
.domains-progress { display: none; }

/* ---------- Méthode ---------- */
.method { padding: clamp(90px, 14vh, 170px) var(--pad); }
.method-body { margin-top: clamp(36px, 6vh, 70px); }
.method-num, .method-rail { display: none; }
.steps { list-style: none; margin: 0; padding: 0; display: grid; grid-template-columns: repeat(3, 1fr); gap: 32px; }
.step { display: grid; gap: 10px; padding-top: 22px; border-top: 1px solid var(--line); }
.step h3 { font: 700 clamp(26px, 2.8vw, 46px)/1.08 var(--fd); letter-spacing: -.028em; }
.step p { color: var(--mist); max-width: 28ch; font-size: 17px; }

/* ---------- Données : typo géante ---------- */
.data { padding: clamp(60px, 10vh, 120px) 0 clamp(90px, 14vh, 170px); overflow: hidden; }
.giant-row { display: flex; align-items: center; gap: .3em; white-space: nowrap; font: 700 clamp(60px, 11vw, 190px)/1.05 var(--fd); letter-spacing: -.035em; will-change: transform; }
.giant-row i { flex: none; width: .16em; height: .16em; border-radius: 50%; background: var(--glow); box-shadow: 0 0 .2em var(--glow); }
.giant-outline { color: rgba(143, 227, 240, .2); margin-top: .06em; transform: translateX(-18%); }
.data-line { margin: clamp(36px, 6vh, 64px) var(--pad) 0; max-width: 40ch; font-size: clamp(18px, 1.6vw, 22px); color: var(--mist); }

/* ---------- Ici ---------- */
.local { padding: clamp(90px, 14vh, 170px) var(--pad); }
.facts { list-style: none; margin: clamp(40px, 7vh, 72px) 0 0; padding: 0; display: grid; grid-template-columns: repeat(3, 1fr); gap: 28px; }
.facts li { display: grid; gap: 12px; padding-top: 20px; border-top: 1px solid var(--line); }
.facts b { font: 600 clamp(52px, 6.6vw, 108px)/1 var(--fd); font-variant-numeric: tabular-nums lining-nums; letter-spacing: -.035em; background: var(--grad); -webkit-background-clip: text; background-clip: text; color: transparent; width: fit-content; }
.facts span { font: 600 12px/1.5 var(--fm); letter-spacing: .1em; text-transform: uppercase; color: var(--mist); max-width: 22ch; }
.local-note { margin-top: 40px; color: var(--mist); max-width: 52ch; }
.local-note a { color: var(--neve); }

/* ---------- FAQ ---------- */
.faq { padding: clamp(60px, 10vh, 120px) var(--pad); display: grid; grid-template-columns: minmax(0, 5fr) minmax(0, 7fr); gap: 20px 60px; align-items: start; }
.faq .h2 { font-size: clamp(34px, 4.2vw, 68px); }
.faq .label { grid-column: 1 / -1; margin-bottom: 0; }
.faq-list { border-bottom: 1px solid var(--line); }
.faq details { border-top: 1px solid var(--line); }
.faq summary { list-style: none; cursor: pointer; display: flex; justify-content: space-between; gap: 20px; align-items: center; padding: 22px 0; font: 600 clamp(17px, 1.5vw, 21px)/1.3 var(--fd); letter-spacing: -.01em; }
.faq summary::-webkit-details-marker { display: none; }
.faq summary::after { content: ""; flex: none; width: 14px; height: 14px; background: linear-gradient(var(--glacier), var(--glacier)) center / 100% 1.5px no-repeat, linear-gradient(var(--glacier), var(--glacier)) center / 1.5px 100% no-repeat; transition: transform .4s var(--ease); }
.faq details[open] summary::after { transform: rotate(45deg); }
.faq details p { padding: 0 40px 24px 0; color: var(--mist); max-width: 52ch; }

/* ---------- Contact ---------- */
.contact { padding: clamp(90px, 14vh, 170px) var(--pad) clamp(60px, 10vh, 100px); display: grid; grid-template-columns: minmax(0, 1.05fr) minmax(0, 1fr); gap: 40px 80px; align-items: end; }
.contact .h-xl { font-size: clamp(56px, 6vw, 112px); white-space: nowrap; }
.contact-lead { margin-top: 24px; font-size: clamp(18px, 1.6vw, 22px); color: var(--mist); max-width: 28ch; }
.contact-direct { margin-top: 28px; display: flex; flex-wrap: wrap; gap: 10px 22px; font: 600 13px/1.4 var(--fm); color: var(--mist); }
.contact-direct a { color: var(--glacier); }
.form { display: grid; gap: 6px; }
.field { position: relative; }
.field input, .field textarea {
  width: 100%; padding: 26px 0 10px; border: 0; border-bottom: 1px solid rgba(143, 227, 240, .28); border-radius: 0;
  background: transparent; color: var(--neve); font: 400 17px/1.4 var(--ft); resize: vertical; transition: border-color .3s;
}
.field textarea { min-height: 92px; }
.field input:focus, .field textarea:focus { outline: none; border-bottom-color: var(--glow); }
.field label { position: absolute; left: 0; top: 26px; color: var(--mist); pointer-events: none; transform-origin: 0 0; transition: transform .3s var(--ease), color .3s; }
.field input:focus + label, .field input:not(:placeholder-shown) + label,
.field textarea:focus + label, .field textarea:not(:placeholder-shown) + label { transform: translateY(-20px) scale(.74); color: var(--glacier); }
.consent span { min-width: 0; }
.consent { display: flex; gap: 12px; align-items: flex-start; margin-top: 18px; font-size: 13px; color: var(--mist); }
.consent input { margin-top: 3px; accent-color: var(--glow); width: 16px; height: 16px; flex: none; }
.form-actions { margin-top: 20px; display: flex; align-items: center; gap: 24px; flex-wrap: wrap; }
.hp-field { position: absolute !important; left: -9999px; width: 1px; height: 1px; overflow: hidden; }
.alert { padding: 14px 16px; border-radius: 12px; font-size: 14px; margin-bottom: 8px; }
.alert-ok { background: rgba(143, 227, 240, .1); border: 1px solid rgba(143, 227, 240, .4); }
.alert-err { background: rgba(255, 77, 141, .1); border: 1px solid rgba(255, 77, 141, .45); }

/* ---------- Pied de page ---------- */
.site-footer { position: relative; margin-top: 40px; }
.footer-ridge { width: 100%; height: clamp(120px, 24vw, 380px); }
.footer-line { fill: none; stroke: url(#g-glow); stroke-width: 2; vector-effect: non-scaling-stroke; filter: drop-shadow(0 0 8px rgba(255, 77, 141, .8)); }
.footer-fill { fill: url(#g-dusk); }
.footer-inner { background: linear-gradient(180deg, rgba(255, 77, 141, .07), rgba(5, 7, 12, 0) 70%); padding: 36px var(--pad) 40px; display: flex; flex-wrap: wrap; align-items: center; gap: 22px 40px; }
.footer-nav { display: flex; flex-wrap: wrap; gap: 12px 24px; margin-left: auto; }
.footer-nav a { font: 600 12px/1 var(--fm); letter-spacing: .1em; text-transform: uppercase; color: var(--mist); text-decoration: none; }
.footer-nav a:hover { color: var(--neve); }
.footer-meta { width: 100%; display: flex; flex-wrap: wrap; justify-content: space-between; gap: 8px 30px; padding-top: 22px; border-top: 1px solid var(--line); font-size: 13px; color: var(--mist); }
.footer-meta a { color: var(--neve); }

/* ---------- CTA mobile collant ---------- */
.sticky-cta { position: fixed; left: 12px; right: 12px; bottom: max(12px, env(safe-area-inset-bottom)); z-index: 60; }
.sticky-cta .btn { width: 100%; justify-content: center; padding: 17px 24px; font-size: 16px; box-shadow: 0 10px 40px rgba(0, 0, 0, .5), 0 0 30px rgba(255, 77, 141, .25); }
.sticky-cta[hidden] { display: none; }
body.has-sticky-cta .site-footer { padding-bottom: 84px; }

/* =========================================================
   html.motion : scrollytelling
   ========================================================= */
.motion .hero-stage { height: 100vh; height: 100svh; padding: 0; overflow: hidden; display: block; }
.motion .massif { position: absolute; inset: 0; height: 100%; min-height: 0; margin: 0; }
.motion .hero-copy { position: absolute; left: 0; top: clamp(100px, 16vh, 200px); }
.motion .chapters { position: absolute; left: 0; top: clamp(100px, 15vh, 190px); padding: 0 var(--pad); display: block; width: min(42vw, 680px); }
.motion .chapter { position: absolute; left: var(--pad); right: 0; top: 0; opacity: 0; visibility: hidden; gap: 16px; }
.motion .chapter strong { font-size: clamp(32px, 3.6vw, 60px); line-height: 1.08; letter-spacing: -.03em; }
.motion .chapter > span:last-child { font-size: clamp(16px, 1.4vw, 20px); }
.motion .scroll-cue { position: absolute; left: 50%; bottom: 26px; transform: translateX(-50%); display: grid; justify-items: center; gap: 10px; font: 600 11px/1 var(--fm); letter-spacing: .2em; text-transform: uppercase; color: var(--mist); z-index: 3; }
.motion .scroll-cue i { width: 1px; height: 42px; background: linear-gradient(var(--glacier), transparent); animation: cue 2s var(--ease) infinite; transform-origin: top; }
@keyframes cue { 0% { transform: scaleY(0); } 50% { transform: scaleY(1); } 100% { transform: scaleY(1); opacity: 0; } }

.motion .manifesto { min-height: 100vh; min-height: 100svh; display: flex; align-items: center; }
.motion .manifesto .w { opacity: .13; }

.motion .sep-line:first-child { transform-origin: right; }
.motion .sep-line:last-child { transform-origin: left; }

.motion .domains { padding: 0; }
.motion .domains-pin { height: 100vh; height: 100svh; display: flex; flex-direction: column; justify-content: center; overflow: hidden; padding-top: 60px; }
.motion .domains-track { display: flex; width: max-content; gap: clamp(28px, 4vw, 64px); margin-top: clamp(30px, 6vh, 70px); padding-right: 30vw; }
.motion .dom { width: clamp(270px, 27vw, 400px); min-height: clamp(240px, 36vh, 360px); justify-content: flex-end; padding: 24px 0 0; border-top: 0; border-left: 1px solid var(--line); padding-left: 26px; }
.motion .dom::before { left: -4px; top: 0; }
.motion .dom-n { position: absolute; top: 18px; left: 24px; font-size: clamp(72px, 7.5vw, 124px); background: linear-gradient(180deg, var(--neve), var(--glacier)); -webkit-background-clip: text; background-clip: text; color: transparent; }
.motion .domains-progress { display: block; margin: clamp(30px, 5vh, 56px) var(--pad) 0; height: 1px; background: var(--line); }
.motion .domains-progress i { display: block; height: 100%; background: var(--grad); transform-origin: left; transform: scaleX(0); box-shadow: 0 0 8px var(--glow); }

.motion .method { padding: 0 var(--pad); }
.motion .method-pin { height: 100vh; height: 100svh; display: flex; flex-direction: column; justify-content: center; padding-top: 50px; }
.motion .method-body { display: grid; grid-template-columns: auto 1px minmax(0, 1fr); align-items: center; gap: clamp(28px, 5vw, 90px); }
.motion .method-num { display: block; height: 1em; overflow: hidden; font: 600 clamp(130px, 17vw, 280px)/1 var(--fd); letter-spacing: -.03em; font-variant-numeric: tabular-nums lining-nums; }
.motion .method-roll { display: flex; flex-direction: column; background: var(--grad); -webkit-background-clip: text; background-clip: text; color: transparent; }
.motion .method-roll span { display: block; height: 1em; }
.motion .method-rail { display: block; align-self: stretch; background: var(--line); position: relative; }
.motion .method-rail i { position: absolute; inset: 0; background: linear-gradient(var(--glacier), var(--glow)); transform-origin: top; transform: scaleY(0); }
.motion .steps { display: block; position: relative; min-height: 15em; }
.motion .step { position: absolute; inset: 0 0 auto; border-top: 0; padding-top: 0; opacity: 0; visibility: hidden; }
.motion .step:first-child { opacity: 1; visibility: visible; }
.motion .step h3 { font-size: clamp(40px, 5vw, 84px); line-height: 1.04; }
.motion .step p { font-size: clamp(18px, 1.7vw, 24px); }

/* ---------- Responsive ---------- */
@media (max-width: 900px) {
  .nav, .header-cta { display: none; }
  .menu-toggle { display: grid; place-content: center; gap: 7px; margin-left: auto; width: 46px; height: 46px; border: 1px solid var(--line); border-radius: 50%; background: rgba(5, 7, 12, .5); cursor: pointer; z-index: 2; }
  .menu-toggle span { display: block; width: 18px; height: 1.5px; background: var(--neve); transition: transform .35s var(--ease); }
  body.nav-open .menu-toggle span:first-child { transform: translateY(4.25px) rotate(45deg); }
  body.nav-open .menu-toggle span:last-child { transform: translateY(-4.25px) rotate(-45deg); }
  body.nav-open .nav { display: flex; position: fixed; inset: 0; flex-direction: column; justify-content: center; gap: 22px; padding: 0 var(--pad); background: rgba(5, 7, 12, .96); backdrop-filter: blur(10px); }
  body.nav-open .site-header { transform: none !important; backdrop-filter: none !important; -webkit-backdrop-filter: none !important; background: transparent; }
  body.nav-open .nav { z-index: 1; height: 100vh; height: 100dvh; align-items: flex-start; gap: 18px; background: #05070C; -webkit-backdrop-filter: none; backdrop-filter: none; }
  body.nav-open .logo { position: relative; z-index: 2; }
  body.nav-open { overflow: hidden; }
  body.nav-open .nav a { font: 600 26px/1.2 var(--fd); letter-spacing: -.02em; text-transform: none; color: var(--neve); }
  .domains-track { grid-template-columns: repeat(2, minmax(0, 1fr)); column-gap: 20px; }
  .steps, .facts { grid-template-columns: 1fr; gap: 0; }
  .step, .facts li { padding: 18px 0 22px; }
  .facts li { grid-template-columns: auto 1fr; align-items: center; gap: 20px; }
  .facts b { font-size: 48px; min-width: 2.4em; }
  .faq, .contact { grid-template-columns: minmax(0, 1fr); }
  .chapters { grid-template-columns: 1fr; gap: 22px; }
  .domains-head { grid-template-columns: 1fr; }
  .domains-for { text-align: left; }
}
@media (max-width: 600px) {
  .site-header { padding: 12px 18px; }
  .wm { height: 19px; }
  .logo-mark { width: 34px; }
  .hero-title { font-size: clamp(40px, 11.6vw, 56px); }
  .massif { height: 82svh; }
  .domains-track { grid-template-columns: minmax(0, 1fr); }
  .dom { display: grid; grid-template-columns: 58px minmax(0, 1fr); column-gap: 14px; row-gap: 4px; padding: 16px 0 18px; }
  .dom-n { grid-row: span 2; font-size: 30px; padding-top: 4px; }
  .dom h3 { font-size: 22px; align-self: end; }
  .dom p { font-size: 15px; }
  .giant-row { font-size: 19vw; }
  .contact .h-xl { font-size: 16vw; line-height: 1; white-space: normal; }

  .motion .hero-copy { top: 15svh; }
  .motion .chapters { top: 13svh; width: 100%; }
  .motion .chapter strong { font-size: clamp(34px, 10vw, 46px); }
  .motion .scroll-cue { display: none; }
  .motion .domains-pin { padding-top: 70px; justify-content: flex-start; padding-top: 16svh; }
  .motion .dom { display: flex; width: 76vw; min-height: 44svh; padding: 24px 0 0 20px; }
  .motion .dom-n { font-size: 84px; left: 20px; }
  .motion .dom h3 { font-size: 26px; }
  .motion .dom p { font-size: 16px; }
  .motion .method-body { grid-template-columns: 1fr; gap: 26px; }
  .motion .method-num { font-size: 38vw; }
  .motion .method-rail { display: none; }
  .motion .steps { min-height: 11em; }
  .motion .step h3 { font-size: 40px; }
  .motion .method-pin { justify-content: flex-start; padding-top: 15svh; }
}
@media (min-width: 901px) { .sticky-cta { display: none !important; } }

@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after { animation: none !important; transition: none !important; }
  html { scroll-behavior: auto; }
}

/* ---------- Mentions légales ---------- */
.legal { padding: 140px var(--pad) 80px; max-width: 900px; }
.legal h1 { font: 700 clamp(40px, 6vw, 80px)/.95 var(--fd); letter-spacing: -.03em; margin-bottom: 40px; }
.legal h2 { font: 700 24px/1.1 var(--fd); letter-spacing: -.03em; margin: 44px 0 14px; }
.legal p, .legal li { color: var(--mist); }
.legal p + p { margin-top: 12px; }
.legal a { color: var(--glacier); }