/* Vault — site 3D. Palette Rocket League : bleu / orange / noir.
   Les mêmes valeurs existent côté 3D (js/core/palette.js). */
:root {
  --ink-0: #030509; --ink-1: #070b13; --ink-2: #0c1220; --ink-3: #121a2b;
  --line: #1e2a40; --line-hi: #2f4064;
  --fg: #eaf1ff; --fg-2: #b4c2dd; --fg-3: #8193b5;
  --blue: #1f8bff; --blue-hi: #5cb6ff; --blue-lo: rgba(31,139,255,.14);
  --orange: #ff7a1a; --orange-hi: #ffad5c; --orange-lo: rgba(255,122,26,.14);
  --panel: rgba(8,12,22,.66); --panel-hi: rgba(14,20,34,.8);
  --sans: "Chakra Petch", system-ui, -apple-system, "Segoe UI", sans-serif;
  --mono: "JetBrains Mono", ui-monospace, Consolas, monospace;
  --gut: clamp(16px, 3.4vw, 48px);
  --ease: cubic-bezier(.16,1,.3,1);
  --z-canvas: 0; --z-field: 1; --z-main: 2; --z-hud: 40; --z-nav: 50; --z-drawer: 60; --z-boot: 100;
  color-scheme: dark;
}
*, *::before, *::after { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; }
html.lenis, html.lenis body { height: auto; }
.lenis.lenis-smooth { scroll-behavior: auto !important; }
body {
  margin: 0; background: var(--ink-0); color: var(--fg);
  font: 400 16px/1.6 var(--sans); overflow-x: clip;
  -webkit-font-smoothing: antialiased;
}
a { color: inherit; }
img, svg { display: block; max-width: 100%; }
button { font: inherit; color: inherit; }
h1, h2, h3 { margin: 0; line-height: 1.05; font-weight: 700; letter-spacing: -.01em; }
p { margin: 0; }
code { font-family: var(--mono); font-size: .88em; color: var(--blue-hi); }
:focus-visible { outline: 2px solid var(--orange); outline-offset: 3px; }
.skip { position: fixed; left: 12px; top: -60px; z-index: 999; padding: 10px 16px; background: var(--orange); color: #000; font-weight: 700; }
.skip:focus { top: 12px; }

/* ── Couches fixes : canvas 3D, trame, HUD ───────────────────────────── */
#stage { position: fixed; inset: 0; width: 100vw; height: 100vh; height: 100lvh; z-index: var(--z-canvas); display: block; }
.field { position: fixed; inset: 0; z-index: var(--z-field); pointer-events: none; }
.field i { position: absolute; inset: 0; }
.field__dots { background-image: radial-gradient(rgba(130,160,220,.12) 1px, transparent 1.2px); background-size: 22px 22px; mask-image: radial-gradient(120% 90% at 50% 40%, transparent 30%, #000 100%); }
.field__scan { background: repeating-linear-gradient(0deg, rgba(255,255,255,.018) 0 1px, transparent 1px 3px); }
.field__vignette { background: radial-gradient(130% 100% at 60% 45%, transparent 50%, rgba(3,5,9,.75) 100%); }
html.no-webgl #stage { display: none; }
html.no-webgl body { background: radial-gradient(70% 60% at 70% 30%, rgba(31,139,255,.18), transparent 70%), radial-gradient(60% 50% at 20% 80%, rgba(255,122,26,.14), transparent 70%), var(--ink-0); }

.hud { position: fixed; inset: 0; z-index: var(--z-hud); pointer-events: none; font: 500 11px/1 var(--mono); letter-spacing: .14em; color: var(--fg-3); }
.hud__c { position: absolute; width: 18px; height: 18px; border-color: var(--line-hi); border-style: solid; }
.hud__c--tl { left: 14px; top: 74px; border-width: 1px 0 0 1px; }
.hud__c--tr { right: 14px; top: 74px; border-width: 1px 1px 0 0; }
.hud__c--bl { left: 14px; bottom: 14px; border-width: 0 0 1px 1px; }
.hud__c--br { right: 14px; bottom: 14px; border-width: 0 1px 1px 0; }
.hud__rail { position: absolute; top: 50%; writing-mode: vertical-rl; }
.hud__rail--l { left: 18px; transform: translateY(-50%) rotate(180deg); }
.hud__rail--r { right: 18px; transform: translateY(-50%); }
@media (max-width: 900px) { .hud__rail { display: none; } }

/* ── Démarrage ───────────────────────────────────────────────────────── */
.boot { display: none; }
html.js .boot { display: grid; position: fixed; inset: 0; z-index: var(--z-boot); place-items: center; background: var(--ink-0); transition: opacity .7s var(--ease), visibility .7s; }
html.is-booted .boot { opacity: 0; visibility: hidden; }
.boot__in { width: min(420px, 86vw); font-family: var(--mono); }
.boot__mark { width: 56px; height: 56px; margin-bottom: 18px; animation: pulse 1.6s ease-in-out infinite; }
@keyframes pulse { 50% { opacity: .55; transform: scale(.94); } }
.boot__word { font: 700 34px/1 var(--sans); letter-spacing: .08em; }
.boot__word span { color: var(--orange); font-size: .5em; letter-spacing: .2em; margin-left: 6px; }
.boot__log { list-style: none; margin: 18px 0; padding: 0; min-height: 112px; font-size: 12px; color: var(--fg-3); }
.boot__log li { display: flex; gap: 10px; animation: logIn .25s var(--ease) both; }
.boot__log b { color: var(--blue-hi); font-weight: 500; width: 46px; }
.boot__log em { margin-left: auto; font-style: normal; color: var(--orange); }
@keyframes logIn { from { opacity: 0; transform: translateX(-6px); } }
.boot__bar { height: 2px; background: var(--line); overflow: hidden; }
.boot__bar i { display: block; height: 100%; width: 100%; transform-origin: left; transform: scaleX(0); background: linear-gradient(90deg, var(--blue), var(--orange)); transition: transform .3s; }
.boot__pct { margin-top: 10px; font-size: 12px; color: var(--fg-2); text-align: right; }

/* ── Navigation ──────────────────────────────────────────────────────── */
.nav { position: fixed; inset: 0 0 auto 0; z-index: var(--z-nav); height: 62px; display: flex; align-items: center; gap: 28px; padding: 0 var(--gut);
  background: linear-gradient(180deg, rgba(3,5,9,.85), rgba(3,5,9,0)); }
.nav__brand { display: flex; align-items: center; gap: 10px; text-decoration: none; font: 700 18px/1 var(--sans); letter-spacing: .08em; }
.nav__brand b { color: var(--orange); }
.nav__links { display: flex; gap: 24px; margin-left: auto; }
.nav__links a { text-decoration: none; font: 500 12px/1 var(--mono); letter-spacing: .12em; text-transform: uppercase; color: var(--fg-2); padding: 8px 0; position: relative; }
.nav__links a::after { content: ''; position: absolute; left: 0; right: 0; bottom: 0; height: 1px; background: var(--orange); transform: scaleX(0); transform-origin: left; transition: transform .3s var(--ease); }
.nav__links a:hover, .nav__links a[aria-current="true"] { color: var(--fg); }
.nav__links a:hover::after, .nav__links a[aria-current="true"]::after { transform: none; }
.nav__burger { display: none; margin-left: auto; width: 44px; height: 44px; background: none; border: 1px solid var(--line); cursor: pointer; flex-direction: column; justify-content: center; align-items: center; gap: 5px; }
.nav__burger i { display: block; width: 18px; height: 1.5px; background: var(--fg); transition: transform .3s; }
.nav__prog { position: absolute; left: 0; right: 0; bottom: 0; height: 1px; background: rgba(255,255,255,.05); }
.nav__prog i { display: block; height: 100%; width: 100%; transform-origin: left; transform: scaleX(0); background: linear-gradient(90deg, var(--blue), var(--orange)); }
.drawer { position: fixed; inset: 62px 0 0 0; z-index: var(--z-drawer); background: rgba(3,5,9,.97); padding: 24px var(--gut); display: flex; flex-direction: column; }
.drawer[hidden] { display: none; }
.drawer a { padding: 16px 0; border-bottom: 1px solid var(--line); text-decoration: none; font: 600 20px/1 var(--sans); }
@media (max-width: 1080px) { .nav__links { display: none; } .nav__burger { display: flex; } .nav__cta { display: none; } }

/* ── Boutons ─────────────────────────────────────────────────────────── */
.btn { --h: 46px; position: relative; display: inline-flex; align-items: center; justify-content: center; gap: 10px; height: var(--h); padding: 0 22px;
  font: 600 13px/1 var(--mono); letter-spacing: .1em; text-transform: uppercase; text-decoration: none; border: 1px solid var(--line-hi); background: var(--panel); cursor: pointer;
  clip-path: polygon(10px 0, 100% 0, 100% calc(100% - 10px), calc(100% - 10px) 100%, 0 100%, 0 10px); transition: transform .25s var(--ease), background .25s, border-color .25s; }
.btn:hover { transform: translateY(-2px); border-color: var(--blue-hi); }
.btn:active { transform: scale(.98); }
.btn--team { border: 0; color: #fff; background: linear-gradient(110deg, var(--blue) 0%, #1767d6 45%, var(--orange) 55%, #e65f00 100%); background-size: 220% 100%; background-position: 0 0; transition: background-position .6s var(--ease), transform .25s var(--ease); }
.btn--team:hover { background-position: 100% 0; }
.btn--ghost { background: rgba(3,5,9,.4); }
.btn--lg { --h: 54px; padding: 0 28px; font-size: 13.5px; }
.btn--sm { --h: 38px; padding: 0 16px; font-size: 12px; }

/* ── Panneaux HUD ────────────────────────────────────────────────────── */
.panel { position: relative; background: var(--panel); border: 1px solid var(--line); backdrop-filter: blur(10px); -webkit-backdrop-filter: blur(10px); }
.panel::before, .panel::after { content: ''; position: absolute; width: 10px; height: 10px; border-color: var(--orange); border-style: solid; pointer-events: none; }
.panel::before { left: -1px; top: -1px; border-width: 2px 0 0 2px; }
.panel::after { right: -1px; bottom: -1px; border-width: 0 2px 2px 0; border-color: var(--blue); }
.panel__tag { position: absolute; left: 14px; top: -9px; padding: 1px 8px; background: var(--ink-0); border: 1px solid var(--line); font: 500 10px/1.5 var(--mono); letter-spacing: .14em; color: var(--fg-3); }
@media (hover: none) { .panel { backdrop-filter: none; -webkit-backdrop-filter: none; background: var(--panel-hi); } }
.eyebrow { display: flex; align-items: center; gap: 10px; font: 500 12px/1 var(--mono); letter-spacing: .16em; text-transform: uppercase; color: var(--fg-2); }
.dot { width: 7px; height: 7px; background: var(--orange); box-shadow: 0 0 12px var(--orange); animation: blink 1.6s steps(2) infinite; }
@keyframes blink { 50% { opacity: .3; } }
.grad { background: linear-gradient(90deg, var(--blue-hi), var(--blue) 40%, var(--orange) 60%, var(--orange-hi)); -webkit-background-clip: text; background-clip: text; color: transparent; }
.idx { font: 600 12px/1 var(--mono); color: var(--orange); letter-spacing: .1em; }
.rule { flex: 1; height: 1px; background: linear-gradient(90deg, var(--line-hi), transparent); }

/* ── Hero ────────────────────────────────────────────────────────────── */
main { position: relative; z-index: var(--z-main); }
.hero { position: relative; min-height: 100vh; min-height: 100svh; display: flex; align-items: center; padding: 110px var(--gut) 80px; }
.hero__panel { max-width: 620px; padding: 38px 34px 30px; }
.hero__title { margin: 22px 0 18px; font-size: clamp(44px, 7.2vw, 104px); font-style: italic; letter-spacing: -.02em; line-height: .95; }
.hero__title span { display: block; }
.hero__lede { max-width: 52ch; font-size: clamp(16px, 1.4vw, 18.5px); color: var(--fg-2); }
.hero__cta { display: flex; flex-wrap: wrap; gap: 12px; margin-top: 28px; }
.hero__meta { display: flex; gap: 28px; margin: 28px 0 0; padding-top: 18px; border-top: 1px solid var(--line); }
.hero__meta dt { font: 500 10px/1 var(--mono); letter-spacing: .16em; color: var(--fg-3); }
.hero__meta dd { margin: 6px 0 0; font-weight: 600; }
.hero__swap { position: absolute; right: var(--gut); bottom: 90px; }
.scrollcue { position: absolute; left: 50%; bottom: 24px; transform: translateX(-50%); display: flex; flex-direction: column; align-items: center; gap: 8px; text-decoration: none; font: 500 10px/1 var(--mono); letter-spacing: .3em; color: var(--fg-3); }
.scrollcue i { width: 1px; height: 36px; background: linear-gradient(var(--orange), transparent); animation: cue 1.8s var(--ease) infinite; transform-origin: top; }
@keyframes cue { 0% { transform: scaleY(0); } 60% { transform: scaleY(1); } 100% { transform: scaleY(1); opacity: 0; } }

/* Glitch */
.glitch { position: relative; }
.glitch.is-glitching::before, .glitch.is-glitching::after { content: attr(data-text); position: absolute; inset: 0; pointer-events: none; }
.glitch.is-glitching::before { color: var(--blue-hi); -webkit-text-fill-color: var(--blue-hi); transform: translate(-3px, 0); clip-path: inset(10% 0 55% 0); animation: gl 0.5s steps(3) both; }
.glitch.is-glitching::after { color: var(--orange); -webkit-text-fill-color: var(--orange); transform: translate(3px, 0); clip-path: inset(60% 0 8% 0); animation: gl 0.5s steps(3) reverse both; }
@keyframes gl { 0% { clip-path: inset(20% 0 60% 0); } 50% { clip-path: inset(50% 0 20% 0); } 100% { clip-path: inset(5% 0 80% 0); } }

/* ── Carte HUD (état du swap, alimentée par la 3D) ───────────────────── */
.hudcard { display: inline-flex; flex-direction: column; gap: 4px; min-width: 240px; padding: 12px 16px; margin-top: 20px;
  border: 1px solid var(--line-hi); border-left: 2px solid var(--orange); background: rgba(3,5,9,.6); font-family: var(--mono); }
.hudcard__k { font-size: 10px; letter-spacing: .18em; color: var(--orange); }
.hudcard b { font: 700 20px/1.1 var(--sans); }
.hudcard span:last-child { font-size: 12px; color: var(--fg-2); }
.hudcard.is-swap { animation: swapFlash .6s var(--ease); }
@keyframes swapFlash { 0% { border-left-color: var(--blue-hi); box-shadow: 0 0 0 1px var(--blue-hi), 0 0 30px rgba(92,182,255,.35); } }

/* ── Chapitres épinglés ──────────────────────────────────────────────── */
.chapter { position: relative; height: calc(var(--len, 5) * 82vh + 100vh); }
.chapter__pin { position: sticky; top: 0; height: 100vh; height: 100svh; display: flex; align-items: center; padding: 84px var(--gut) 40px; }
.chapter__panel { width: min(470px, 40vw); padding: 26px 26px 24px; }
.chapter__head, .sec__head { display: flex; align-items: center; gap: 14px; }
.chapter__head h2, .sec__head h2 { font-size: clamp(26px, 2.6vw, 38px); text-transform: uppercase; font-style: italic; }
.steps-nav { list-style: none; display: flex; flex-wrap: wrap; gap: 6px; margin: 18px 0 20px; padding: 0; }
.steps-nav button { min-height: 32px; padding: 0 10px; border: 1px solid var(--line); background: transparent; font: 500 10.5px/1 var(--mono); letter-spacing: .08em; text-transform: uppercase; color: var(--fg-3); cursor: pointer; transition: color .2s, border-color .2s, background .2s; }
.steps-nav button:hover { color: var(--fg); border-color: var(--line-hi); }
.steps-nav button[aria-current="step"] { color: #fff; border-color: var(--orange); background: var(--orange-lo); }
.steps { display: grid; }
.step { grid-area: 1 / 1; opacity: 0; visibility: hidden; transform: translateY(14px); transition: opacity .45s var(--ease), transform .45s var(--ease), visibility .45s; }
.step.is-active { opacity: 1; visibility: visible; transform: none; }
html:not(.js) .step { position: static; opacity: 1; visibility: visible; transform: none; margin-bottom: 24px; }
.step__k { font: 600 11px/1 var(--mono); letter-spacing: .2em; color: var(--blue-hi); }
.step h3 { margin: 10px 0 10px; font-size: clamp(22px, 2vw, 30px); }
.step p { color: var(--fg-2); font-size: 15.5px; }

/* ── Garage ──────────────────────────────────────────────────────────── */
.garage { position: relative; min-height: 120vh; align-items: flex-start; padding-top: 90px !important; display: flex; align-items: center; padding: 100px var(--gut); }
.garage__drag { position: absolute; inset: 0 0 0 42%; cursor: grab; touch-action: pan-y; }
.garage__drag:active { cursor: grabbing; }
.garage__panel { position: relative; width: min(470px, 100%); padding: 26px; max-height: calc(100vh - 120px); overflow-y: auto; scrollbar-width: thin; }
.garage__lede { margin: 10px 0 16px; color: var(--fg-2); font-size: 15px; }
.config { display: grid; gap: 14px; }
.config__group { border: 0; margin: 0; padding: 0; }
.config__group legend { padding: 0; margin-bottom: 8px; font: 600 10.5px/1 var(--mono); letter-spacing: .18em; color: var(--fg-3); text-transform: uppercase; }
.config__opts { display: flex; flex-wrap: wrap; gap: 6px; }
.config__opts button { min-height: 34px; padding: 0 11px; border: 1px solid var(--line); background: rgba(3,5,9,.5); font: 500 12px/1 var(--mono); color: var(--fg-2); cursor: pointer; display: inline-flex; align-items: center; gap: 8px; transition: border-color .2s, color .2s, background .2s; }
.config__opts button:hover { border-color: var(--line-hi); color: var(--fg); }
.config__opts button[aria-pressed="true"] { border-color: var(--orange); color: #fff; background: var(--orange-lo); }
.config__opts .sw { width: 14px; height: 14px; border: 1px solid rgba(255,255,255,.3); }
.config__actions { display: flex; gap: 8px; margin-top: 18px; }
html.no-webgl .garage__drag, html.no-webgl .config__actions { display: none; }
.config__nojs { color: var(--fg-3); font-size: 14px; }

/* ── Sections simples ────────────────────────────────────────────────── */
.sec { position: relative; padding: 120px var(--gut); max-width: 1180px; margin: 0 auto; }
.sec__head { margin-bottom: 36px; }
.tools { list-style: none; margin: 0; padding: 0; display: grid; grid-template-columns: repeat(auto-fill, minmax(250px, 1fr)); gap: 14px; }
.tool { padding: 20px; display: grid; gap: 6px; }
.tool b { font-size: 18px; }
.tool span { color: var(--fg-2); font-size: 14.5px; }
.faq { display: grid; gap: 10px; max-width: 820px; }
.faq__item summary { list-style: none; cursor: pointer; padding: 18px 20px; display: flex; align-items: center; gap: 14px; font-weight: 600; font-size: 17px; min-height: 44px; }
.faq__item summary::-webkit-details-marker { display: none; }
.faq__item summary i { margin-left: auto; width: 12px; height: 12px; border-right: 1.5px solid var(--orange); border-bottom: 1.5px solid var(--orange); transform: rotate(45deg); transition: transform .3s var(--ease); }
.faq__item[open] summary i { transform: rotate(225deg); }
.faq__item p { padding: 0 20px 18px; color: var(--fg-2); max-width: 70ch; }

.download { position: relative; min-height: 110vh; display: grid; place-items: end center; padding: 120px var(--gut) 90px; text-align: center; }
.download__in { padding: 40px clamp(20px, 4vw, 54px); max-width: 680px; }
.download h2 { font-size: clamp(36px, 5vw, 66px); font-style: italic; text-transform: uppercase; }
.download p { margin-top: 14px; color: var(--fg-2); }
.download .hero__cta { justify-content: center; }
.fine { font: 500 11.5px/1.4 var(--mono); color: var(--fg-3) !important; }

.foot { position: relative; z-index: var(--z-main); border-top: 1px solid var(--line); background: var(--ink-0); padding: 56px var(--gut) 28px; }
.foot__in { display: flex; flex-wrap: wrap; justify-content: space-between; gap: 32px; max-width: 1180px; margin: 0 auto; }
.foot__brand { display: flex; align-items: center; gap: 10px; font: 700 22px/1 var(--sans); letter-spacing: .08em; }
.foot__brand b { color: var(--orange); }
.foot__cols { display: flex; flex-wrap: wrap; gap: 48px; }
.foot__cols h3 { font: 600 11px/1 var(--mono); letter-spacing: .18em; color: var(--fg-3); text-transform: uppercase; margin-bottom: 14px; }
.foot__cols a { display: block; padding: 5px 0; color: var(--fg-2); text-decoration: none; font-size: 14.5px; }
.foot__cols a:hover { color: var(--orange); }
.foot__legal { max-width: 1180px; margin: 36px auto 0; padding-top: 20px; border-top: 1px solid var(--line); font: 400 12px/1.6 var(--mono); color: var(--fg-3); }

.reveal { opacity: 0; transform: translateY(24px); transition: opacity .8s var(--ease), transform .8s var(--ease); }
.reveal.is-in { opacity: 1; transform: none; }

/* ── Mobile : la 3D occupe le haut, le texte le bas ──────────────────── */
@media (max-width: 900px) {
  .hero { align-items: flex-end; padding-bottom: 70px; }
  .hero__panel { padding: 26px 20px 22px; }
  .hero__swap { display: none; }
  .chapter { height: calc(var(--len, 5) * 70vh + 100vh); }
  .chapter__pin { align-items: flex-end; padding: 70px 12px 14px; }
  .chapter__panel { width: 100%; padding: 18px 16px; max-height: 54vh; overflow: hidden; }
  .steps-nav { flex-wrap: nowrap; overflow-x: auto; margin: 12px 0; scrollbar-width: none; }
  .steps-nav button { white-space: nowrap; }
  .step p { font-size: 14.5px; }
  .hudcard { margin-top: 12px; min-width: 0; }
  .garage { align-items: flex-end; min-height: 130vh; }
  .garage__drag { inset: 0 0 45% 0; }
  .sec { padding: 90px 16px; }
}
@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after { animation-duration: .01ms !important; animation-iteration-count: 1 !important; transition-duration: .01ms !important; }
  .reveal { opacity: 1; transform: none; }
}

/* Rotation de la voiture à la souris : pas de sélection de texte pendant le glisser. */
html.is-dragging, html.is-dragging * { cursor: grabbing !important; user-select: none !important; }
main > section[data-scene="hero"], main > section[data-scene="perso"], main > section[data-scene="outro"] { cursor: grab; }
main .panel, main a, main button { cursor: auto; }
main a, main button { cursor: pointer; }

/* Cibles tactiles : 44 px sur écrans tactiles (WCAG 2.5.8 / Apple HIG) */
@media (pointer: coarse) {
  .steps-nav button, .config__opts button, .btn--sm { min-height: 44px; }
  .faq__item summary { min-height: 48px; }
}

/* Badge Microsoft Store (gage de confiance) */
.msstore { display: inline-flex; align-items: center; gap: 12px; height: 54px; padding: 0 20px 0 16px; background: #000; color: #fff; text-decoration: none;
  border: 1px solid #5d6675; border-radius: 6px; transition: border-color .2s, transform .25s var(--ease); }
.msstore:hover { border-color: #fff; transform: translateY(-2px); }
.msstore span { display: flex; flex-direction: column; line-height: 1.1; text-align: left; }
.msstore small { font: 400 11px/1.2 "Segoe UI", system-ui, sans-serif; color: #d6dbe4; }
.msstore b { font: 600 17px/1.2 "Segoe UI", system-ui, sans-serif; }
.trust { display: flex; align-items: center; gap: 14px; flex-wrap: wrap; margin-top: 20px; }
.trust p { max-width: 30ch; font: 500 11.5px/1.5 var(--mono); color: var(--fg-2); }