/* Achille Marliac — portfolio
   Principe : noir et blanc partout, la couleur n'apparaît que là où l'on regarde. */

:root {
  --bg: #0a0a0a;
  --fg: #f2f0ec;
  --mute: #8b8883;
  --line: rgba(255, 255, 255, .13);
  --accent: #ff4a3d;            /* le point REC — seule couleur de l'interface */
  --pad: clamp(20px, 5vw, 72px);
  --sans: "Inter Tight", system-ui, sans-serif;
  --serif: "Instrument Serif", Georgia, serif;
  --mono: "JetBrains Mono", ui-monospace, monospace;
}

* { box-sizing: border-box; margin: 0; }
html { scroll-behavior: smooth; }
html.inertia { scroll-behavior: auto; }
body {
  background: var(--bg);
  color: var(--fg);
  font-family: var(--sans);
  font-size: 17px;
  line-height: 1.55;
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
}
/* grain très léger */
body::after {
  content: "";
  position: fixed; inset: 0; z-index: 50; pointer-events: none; opacity: .06;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='200' height='200'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='.9' numOctaves='2'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23n)'/%3E%3C/svg%3E");
}
::selection { background: var(--accent); color: #000; }
a { color: inherit; text-decoration: none; }
img, video { display: block; max-width: 100%; }
em { font-family: var(--serif); font-style: italic; font-weight: 400; letter-spacing: 0; }
:focus-visible { outline: 1px solid var(--accent); outline-offset: 4px; }

/* ---------- Viseur ---------- */
.hud { position: fixed; inset: 14px; z-index: 40; pointer-events: none;
  font: 500 11px/1 var(--mono); letter-spacing: .08em; text-transform: uppercase; }
.corner { position: absolute; width: 16px; height: 16px; border: 0 solid rgba(255,255,255,.55); }
.tl { top: 0; left: 0; border-top-width: 1px; border-left-width: 1px; }
.tr { top: 0; right: 0; border-top-width: 1px; border-right-width: 1px; }
.bl { bottom: 0; left: 0; border-bottom-width: 1px; border-left-width: 1px; }
.br { bottom: 0; right: 0; border-bottom-width: 1px; border-right-width: 1px; }
.hud-bl, .hud-br { position: absolute; bottom: 12px; }
.hud-bl { left: 14px; display: flex; align-items: center; gap: 8px; font-variant-numeric: tabular-nums; }
.hud-br { right: 14px; color: var(--fg); }
.rec { width: 7px; height: 7px; border-radius: 50%; background: var(--accent); animation: blink 1.6s steps(1) infinite; }
@keyframes blink { 50% { opacity: .15; } }

.top { position: fixed; top: 0; left: 0; right: 0; z-index: 41;
  display: flex; justify-content: space-between; align-items: center;
  padding: 26px 28px; transition: transform .6s var(--ease), opacity 1s .7s;
  font: 500 11px/1 var(--mono); letter-spacing: .08em; text-transform: uppercase; }
.top nav { display: flex; gap: clamp(14px, 2.4vw, 32px); }
.top a { position: relative; padding: 14px 10px; margin: -14px -10px; }
.top nav a::after { content: ""; position: absolute; left: 10px; right: 10px; bottom: 10px; height: 1px;
  background: currentColor; transform: scaleX(0); transform-origin: left; transition: transform .35s; }
.top nav a:hover::after, .top nav a.on::after { transform: scaleX(1); }
.brand-short { display: none; }

/* ---------- Ouverture ---------- */
.hero { position: relative; min-height: 100svh; display: flex; align-items: flex-end;
  padding: 0 var(--pad) clamp(56px, 9vh, 96px); overflow: hidden; }
.hero-portrait { position: absolute; right: 6%; bottom: 0; height: 92%; width: auto; max-width: none;
  object-fit: cover; filter: grayscale(1) contrast(1.05);
  -webkit-mask-image: linear-gradient(to bottom, transparent, #000 12%, #000 55%, transparent 98%), linear-gradient(to right, transparent, #000 22%, #000 78%, transparent);
          mask-image: linear-gradient(to bottom, transparent, #000 12%, #000 55%, transparent 98%), linear-gradient(to right, transparent, #000 22%, #000 78%, transparent);
  -webkit-mask-composite: source-in; mask-composite: intersect;
  }
.hero-text { position: relative; width: 100%; }
.kicker, .label, .note, .tags { font: 500 11px/1.7 var(--mono); letter-spacing: .08em; text-transform: uppercase; color: var(--mute); }
h1 { font-weight: 700; font-size: clamp(3.4rem, 14.5vw, 15rem); line-height: .86; letter-spacing: -.045em;
  text-transform: uppercase; margin: 14px 0 clamp(24px, 4vh, 44px) -.04em; }
h1 .line { display: block; overflow: hidden; padding-bottom: .04em; margin-bottom: -.04em; }
h1 .line > span { display: block; }
/* Contour : trait doublé puis recouvert par le remplissage, pour masquer les tracés internes de la police */
h1 .outline { color: var(--bg); -webkit-text-stroke: 2px var(--fg); paint-order: stroke fill; }
.hero-meta { display: flex; gap: clamp(24px, 6vw, 96px); align-items: flex-end; font-size: 15px; color: #cfccc6;
  border-top: 1px solid var(--line); padding-top: 18px; }
.scroll { margin-left: auto; font: 500 11px/1 var(--mono); letter-spacing: .08em; text-transform: uppercase; }
.scroll span { display: inline-block; animation: nudge 1.8s ease-in-out infinite; }
@keyframes nudge { 50% { transform: translateY(5px); } }
@keyframes rise { from { opacity: 0; transform: translateY(40px); } }
@keyframes fade { from { opacity: 0; } }

/* ---------- Blocs ---------- */
.block { padding: clamp(90px, 16vh, 180px) var(--pad) 0; max-width: 1500px; margin: 0 auto; }
.label { position: relative; display: flex; gap: 14px; align-items: baseline; padding-bottom: 14px;
  margin-bottom: clamp(36px, 6vh, 72px); }
.label b { color: var(--fg); font-weight: 500; }
h2 { font-weight: 600; font-size: clamp(2.6rem, 7.5vw, 7rem); line-height: .95; letter-spacing: -.035em; }
h2 em { font-size: 1.06em; }
.section-head { display: flex; justify-content: space-between; align-items: flex-end; gap: 24px; flex-wrap: wrap;
  margin-bottom: clamp(28px, 5vh, 56px); }
.note { text-align: right; }

.about-grid { display: grid; grid-template-columns: 1.15fr 1fr; gap: clamp(32px, 6vw, 110px); align-items: start; }
.statement { font-weight: 500; font-size: clamp(2rem, 4.6vw, 4.2rem); line-height: 1.04; letter-spacing: -.03em; }
.lead { font-size: clamp(1.1rem, 1.5vw, 1.35rem); line-height: 1.5; color: #dedbd5; max-width: 34em; }
.body { margin-top: 20px; color: #a9a6a0; max-width: 36em; }
.body strong { color: var(--fg); font-weight: 500; }

.specs { margin-top: 36px; border-top: 1px solid var(--line); }
.specs div { display: grid; grid-template-columns: 110px 1fr; gap: 16px; padding: 14px 0; border-bottom: 1px solid var(--line); }
.specs dt { font: 500 11px/1.9 var(--mono); letter-spacing: .08em; text-transform: uppercase; color: var(--mute); }

/* ---------- Écran vidéo ---------- */
.screen { position: relative; aspect-ratio: 16 / 9; background: #000; overflow: hidden; }
.screen video { width: 100%; height: 100%; object-fit: cover; filter: grayscale(1); transition: filter 1s; }
.screen.playing video { filter: none; }
.play { position: absolute; inset: 0; width: 100%; border: 0; cursor: pointer; color: var(--fg);
  background: linear-gradient(to top, rgba(0,0,0,.55), transparent 55%);
  display: flex; align-items: flex-end; gap: 18px; padding: clamp(18px, 3vw, 40px);
  font: 600 clamp(1.4rem, 3.4vw, 3rem)/1 var(--sans); letter-spacing: -.03em; transition: opacity .4s; }
.play-icon { width: clamp(44px, 5vw, 68px); aspect-ratio: 1; border: 1px solid var(--fg); border-radius: 50%;
  position: relative; flex: none; transition: background .3s; }
.play-icon::after { content: ""; position: absolute; left: 54%; top: 50%; transform: translate(-50%, -50%);
  border-left: 12px solid var(--fg); border-top: 8px solid transparent; border-bottom: 8px solid transparent; transition: border-color .3s; }
.play:hover .play-icon { background: var(--fg); }
.play:hover .play-icon::after { border-left-color: #000; }
.screen.playing .play { opacity: 0; pointer-events: none; }

.reel-row { display: grid; grid-template-columns: 2fr 1fr; }
.reel { display: grid; grid-template-columns: repeat(2, 1fr); }
.reel button { all: unset; cursor: pointer; box-sizing: border-box; padding: 20px 16px 20px 0; border-bottom: 1px solid var(--line);
  display: grid; grid-template-columns: auto 1fr; column-gap: 14px; row-gap: 4px; color: var(--mute); transition: color .3s; position: relative; }
.reel button::before { content: ""; position: absolute; left: 0; top: 0; height: 1px; width: 100%; background: var(--fg);
  transform: scaleX(0); transform-origin: left; transition: transform .5s cubic-bezier(.2,.7,.2,1); }
.reel button[aria-selected="true"]::before { transform: scaleX(1); }
.reel button:hover, .reel button[aria-selected="true"] { color: var(--fg); }
.reel button:focus-visible { outline: 1px solid var(--accent); outline-offset: -1px; }
.reel .n { font: 500 11px/2.4 var(--mono); }
.reel button[aria-selected="true"] .n { color: var(--accent); }
.reel .t { font-weight: 600; font-size: clamp(1.1rem, 2vw, 1.7rem); letter-spacing: -.02em; }
.reel .d { grid-column: 2; font: 500 11px/1.6 var(--mono); letter-spacing: .06em; text-transform: uppercase; color: var(--mute); }

/* ---------- Médias : gris, puis couleur quand ils sont au centre ---------- */
.focus, .focus video { filter: grayscale(1); transition: filter 1.2s; }
.focus.lit, .focus.lit video, .focus:hover { filter: none; }
.wide { overflow: hidden; }
.wide video { width: 100%; }

/* ---------- Web ---------- */
.project { display: grid; grid-template-columns: clamp(150px, 26vw, 380px) 1fr auto; gap: clamp(20px, 4vw, 64px); align-items: center;
  padding: clamp(22px, 3.5vh, 36px) 0; border-bottom: 1px solid var(--line); }
.project:first-of-type { border-top: 1px solid var(--line); }
.shot-wrap { display: block; overflow: hidden; background: #141414; }
.shot { width: 100%; aspect-ratio: 16 / 10; object-fit: cover; object-position: top left; transition: scale 1.1s cubic-bezier(.2,.7,.2,1); }
h3 { font-weight: 600; font-size: clamp(1.7rem, 3.6vw, 3.2rem); line-height: 1; letter-spacing: -.03em; }
h3 em { font-size: 1.06em; }
.project p { color: #a9a6a0; margin-top: 12px; max-width: 34em; }
.project .tags { margin-top: 10px; }
.go { font: 500 11px/1 var(--mono); letter-spacing: .08em; text-transform: uppercase; white-space: nowrap; }
.go.off { color: var(--mute); }
.go { display: inline-flex; align-items: center; gap: 14px; }
.arr { width: 46px; height: 46px; border: 1px solid rgba(255, 255, 255, .3); border-radius: 50%; display: grid; place-items: center;
  overflow: hidden; font-style: normal; font-size: 15px; transition: background .4s, border-color .4s, color .4s; }
.arr b { font-weight: 400; display: block; }
a.project:hover .arr { background: var(--fg); border-color: var(--fg); color: #000; }
a.project:hover .arr b { animation: arrow .55s var(--ease); }
@keyframes arrow { 0% { translate: 0 0; } 45% { translate: 130% -130%; } 46% { translate: -130% 130%; } 100% { translate: 0 0; } }

/* ---------- Airbus ---------- */
.specs.flush { margin-top: 0; }
.chapters { display: grid; grid-template-columns: repeat(3, 1fr); gap: clamp(28px, 4vw, 64px); margin-top: clamp(56px, 9vh, 110px); }
.chap { font: 500 11px/1.7 var(--mono); letter-spacing: .08em; text-transform: uppercase; color: var(--mute); margin-bottom: 14px; }
.chap b { color: var(--accent); font-weight: 500; margin-right: 10px; }
.chapters h3 { font-size: clamp(1.6rem, 2.5vw, 2.3rem); }
.chapters .body { margin: 14px 0 0; font-size: 16px; }
.chapters article { border-top: 1px solid var(--line); padding-top: 18px; }
.wide-lead { max-width: 44em; }
.wide-lead + .tags { margin-top: 18px; }
.chapters .missions li { font-size: 15px; grid-template-columns: 36px 1fr; }
.missions { list-style: none; padding: 0; counter-reset: m; border-top: 1px solid var(--line); }
.missions li { counter-increment: m; display: grid; grid-template-columns: 44px 1fr; padding: 13px 0; border-bottom: 1px solid var(--line); }
.missions li::before { content: counter(m, decimal-leading-zero); font: 500 11px/2.2 var(--mono); color: var(--mute); }
.points { list-style: none; padding: 0; margin-top: 18px; }
.points li { position: relative; padding: 9px 0 9px 20px; border-top: 1px solid var(--line); font-size: 15px; color: #cfccc6; }
.points li::before { content: ""; position: absolute; left: 0; top: 1.15em; width: 8px; height: 1px; background: var(--mute); }
.strip-wrap { display: flex; align-items: flex-end; gap: 24px; margin-top: clamp(48px, 8vh, 90px); }
.strip-wrap figcaption { font: 500 11px/1.7 var(--mono); letter-spacing: .08em; text-transform: uppercase; color: var(--mute); max-width: 16em; }
.strip { display: grid; grid-template-columns: repeat(3, 1fr); gap: 8px; width: min(100%, 520px); flex: none; }
.strip span { aspect-ratio: 4 / 5; background: url("media/fly-event.png") 0 0 / 418.75% 100% no-repeat; }
.strip span:nth-child(2) { background-position-x: 33.333%; }
.strip span:nth-child(3) { background-position-x: 66.667%; }

/* ---------- Contact ---------- */
.contact { padding-bottom: 70px; }
.mail { display: inline-block; font-weight: 600; font-size: clamp(1.7rem, 6.6vw, 6.6rem); line-height: 1; letter-spacing: -.04em;
  background: linear-gradient(var(--accent), var(--accent)) left bottom / 0 2px no-repeat; padding-bottom: .08em; transition: background-size .6s cubic-bezier(.2,.7,.2,1); }
.mail:hover { background-size: 100% 2px; }
.contact-row { display: flex; flex-wrap: wrap; gap: 14px 48px; margin-top: clamp(32px, 6vh, 64px);
  font: 500 12px/1 var(--mono); letter-spacing: .08em; text-transform: uppercase; }
.contact-row a { padding-bottom: 6px; border-bottom: 1px solid var(--line); transition: border-color .3s; }
.contact-row a:hover { border-color: var(--fg); }
footer { display: flex; justify-content: space-between; margin-top: clamp(80px, 14vh, 160px); padding-top: 16px; border-top: 1px solid var(--line);
  font: 500 11px/1 var(--mono); letter-spacing: .08em; text-transform: uppercase; color: var(--mute); }

/* ---------- Apparitions ---------- */
.js .reveal { opacity: 0; transform: translateY(28px); transition: opacity .9s, transform .9s cubic-bezier(.2,.7,.2,1); }
.js .reveal.in { opacity: 1; transform: none; }

/* ---------- Mobile ---------- */
@media (max-width: 800px) {
  .hud { inset: 8px; }
  .hud-br { display: none; }
  .top { padding: 20px 20px; }
  .brand-long { display: none; } .brand-short { display: inline; }
  .hero-portrait { right: 50%; transform: translateX(50%); height: 78%; opacity: .8; }
  .hero-meta { flex-wrap: wrap; font-size: 14px; }
  .scroll { display: none; }
  .about-grid { grid-template-columns: 1fr; }
  .note { text-align: left; }
  .reel { grid-template-columns: 1fr; }
  .project { grid-template-columns: 1fr; }
  .chapters { grid-template-columns: 1fr; }
  .strip-wrap { flex-direction: column; align-items: flex-start; gap: 12px; }
}

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after { animation: none !important; transition: none !important; }
  .js .reveal { opacity: 1; transform: none; }
}

/* =====================================================================
   Mouvement — amorce, titres, défilement, détails
   Tous les états masqués sont sous .js : sans JavaScript, tout reste visible.
   ===================================================================== */
:root { --ease: cubic-bezier(.2, .7, .2, 1); }

/* Amorce */
.loader { display: none; }
.js .loader { display: flex; position: fixed; inset: 0; z-index: 100; background: var(--bg);
  flex-direction: column; justify-content: space-between; padding: 26px 28px;
  transition: transform .7s cubic-bezier(.7, 0, .2, 1); }
.loader-top { display: flex; align-items: center; gap: 10px; font: 500 11px/1 var(--mono); letter-spacing: .08em; text-transform: uppercase; }
.loader-count { align-self: flex-end; font: 700 clamp(5rem, 22vw, 20rem)/.8 var(--sans); letter-spacing: -.05em;
  color: var(--bg); -webkit-text-stroke: 2px var(--fg); paint-order: stroke fill; font-variant-numeric: tabular-nums; }
.loader { pointer-events: none; }
.ready .loader { transform: translateY(-100%); visibility: hidden; transition: transform .7s cubic-bezier(.7, 0, .2, 1), visibility 0s .7s; }

/* Ouverture */
.js h1 .line > span { transform: translateY(105%); transition: transform 1.1s var(--ease) .2s; }
.js h1 .line + .line > span { transition-delay: .3s; }
.js .hero-portrait { opacity: 0; transition: opacity 1.6s .3s; }
.js .kicker, .js .hero-meta { opacity: 0; transition: opacity 1.1s .6s; }
.js .top, .js .hud { opacity: 0; transition: opacity 1s .7s; }
.ready h1 .line > span { transform: none; }
.ready .hero-portrait, .ready .kicker, .ready .hero-meta, .ready .top, .ready .hud { opacity: 1; }
/* parallaxe : --s va de 0 à 1 pendant qu'on quitte l'ouverture */
.hero-portrait { translate: 0 calc(var(--s, 0) * 14%); scale: calc(1 + var(--s, 0) * .05); }
.hero-text { translate: 0 calc(var(--s, 0) * -70px); opacity: calc(1 - var(--s, 0) * 1.4); }

/* Titres révélés mot à mot */
.split .w { display: inline-block; overflow: hidden; vertical-align: top; padding: 0 .08em .14em 0; margin: 0 -.08em -.14em 0; }
.split .w > span { display: inline-block; }
.js .split .w > span { transform: translateY(110%); transition: transform 1s var(--ease); transition-delay: calc(var(--i) * 55ms); }
.js .in .split .w > span, .js .split.in .w > span { transform: none; }
.js .split.reveal, .js .section-head.reveal { opacity: 1; transform: none; }
.js .section-head .note { opacity: 0; transition: opacity 1s .4s; }
.js .section-head.in .note { opacity: 1; }

/* Filets qui se tracent */
.label::after { content: ""; position: absolute; left: 0; right: 0; bottom: 0; height: 1px; background: var(--line); transform-origin: left; }
.js .label::after { transform: scaleX(0); transition: transform 1.4s var(--ease) .1s; }
.js .label.in::after { transform: scaleX(1); }

/* Bande défilante, entraînée par le scroll */
.marquee { overflow: hidden; margin-top: clamp(90px, 16vh, 180px); border-block: 1px solid var(--line); padding: clamp(14px, 2.4vw, 30px) 0; }
.marquee-track { display: flex; width: max-content; will-change: transform; transform: translateX(var(--m, 0px)); }
.marquee span { font: 600 clamp(2.4rem, 7vw, 6.5rem)/1 var(--sans); letter-spacing: -.035em; white-space: pre;
  color: var(--bg); -webkit-text-stroke: 2px #7d7a75; paint-order: stroke fill; }
.marquee i { font-style: normal; }

/* Médias qui s'ouvrent en arrivant : --p va de 0 à 1 */
.grow { clip-path: inset(calc((1 - var(--p, 1)) * 9%) calc((1 - var(--p, 1)) * 7%)); }
.grow video { scale: calc(1.16 - var(--p, 1) * .16); }

/* Lecture : progression sur l'onglet actif */
.reel button::after { content: ""; position: absolute; left: 0; top: 0; height: 1px; width: 100%; background: var(--accent);
  transform: scaleX(var(--prog, 0)); transform-origin: left; }

/* Projets */
.js .chapters article:nth-child(2), .js .project:nth-child(2) { transition-delay: .1s; }
.js .chapters article:nth-child(3), .js .project:nth-child(3) { transition-delay: .2s; }
.project h3 { transition: translate .6s var(--ease); }
@media (hover: hover) {
  .project { transition: opacity .9s, transform .9s var(--ease); }
  .projects:hover .project.in:not(:hover) { opacity: .38; transition-delay: 0s; }
  a.project:hover .shot { scale: 1.05; }
  a.project:hover h3 { translate: 10px 0; }
}

/* Pied de page */
footer { align-items: baseline; gap: 16px; }
footer a { color: var(--fg); }
#clock { font-variant-numeric: tabular-nums; }

@media (max-width: 800px) {
  footer { flex-wrap: wrap; }
  .hero-portrait { translate: 0 calc(var(--s, 0) * 8%); }
}
@media (prefers-reduced-motion: reduce) {
  .js .loader { display: none; }
  .js h1 .line > span, .js .split .w > span { transform: none; }
  .js .hero-portrait, .js .kicker, .js .hero-meta, .js .top, .js .hud, .js .section-head .note { opacity: 1; }
  .js .label::after { transform: none; }
}

/* Son du casque */
.wide { position: relative; }
.sound { position: absolute; left: clamp(12px, 2vw, 24px); bottom: clamp(12px, 2vw, 24px); display: flex; align-items: center; gap: 10px;
  padding: 10px 14px; border: 1px solid rgba(255, 255, 255, .35); border-radius: 99px; background: rgba(10, 10, 10, .55);
  -webkit-backdrop-filter: blur(8px); backdrop-filter: blur(8px); color: var(--fg); cursor: pointer;
  font: 500 11px/1 var(--mono); letter-spacing: .08em; text-transform: uppercase; transition: background .3s, border-color .3s; }
.sound:hover { background: rgba(10, 10, 10, .8); border-color: var(--fg); }
.bars { display: flex; align-items: flex-end; gap: 2px; height: 12px; }
.bars i { width: 2px; height: 3px; background: currentColor; transform-origin: bottom; }
.sound[aria-pressed="true"] .bars i { height: 12px; background: var(--accent); animation: bars .9s ease-in-out infinite alternate; }
.sound[aria-pressed="true"] .bars i:nth-child(2) { animation-delay: -.3s; }
.sound[aria-pressed="true"] .bars i:nth-child(3) { animation-delay: -.6s; }
.sound[aria-pressed="true"] .bars i:nth-child(4) { animation-delay: -.15s; }
@keyframes bars { from { transform: scaleY(.25); } to { transform: scaleY(1); } }

/* Reflet qui suit la souris : captures des sites et écran vidéo */
.shot-wrap { position: relative; }
.shot-wrap::after, .screen::after { content: ""; position: absolute; inset: 0; pointer-events: none; opacity: 0; transition: opacity .6s;
  background: radial-gradient(circle at var(--gx, 50%) var(--gy, 50%), rgba(255, 255, 255, .2), transparent 50%); }
.screen video { transition: filter 1s, scale .9s var(--ease); }
#play-title { transition: translate .6s var(--ease); }
@media (hover: hover) {
  .project:hover .shot-wrap::after, .screen:not(.playing):hover::after { opacity: 1; }
  /* écran vidéo : la couleur affleure, l'image avance, le titre se décale */
  .screen:not(.playing):hover video { filter: grayscale(.25); scale: 1.035; }
  .screen:not(.playing):hover #play-title { translate: 12px 0; }
}
@media (max-width: 800px) { .go { justify-content: space-between; } }
.specs div { grid-template-columns: 130px 1fr; }

/* =====================================================================
   Finitions — voiles, en-tête, progression, contact, détails
   ===================================================================== */
html { scrollbar-width: thin; scrollbar-color: #3a3936 var(--bg); }
::-webkit-scrollbar { width: 8px; } ::-webkit-scrollbar-track { background: var(--bg); }
::-webkit-scrollbar-thumb { background: #3a3936; border-radius: 8px; }

.skip { position: fixed; left: 16px; top: -60px; z-index: 200; padding: 10px 14px; background: var(--fg); color: #000;
  font: 500 12px/1 var(--mono); transition: top .2s; }
.skip:focus { top: 16px; }

/* Voiles : le contenu s'efface sous le menu et sous le timecode au lieu de passer dessous en clair */
.veil { position: fixed; left: 0; right: 0; z-index: 39; pointer-events: none; transition: opacity .6s; }
.veil-top { top: 0; height: 120px; background: linear-gradient(to bottom, var(--bg) 22%, rgba(10, 10, 10, .78) 52%, transparent); }
.veil-bottom { bottom: 0; height: 84px; background: linear-gradient(to top, var(--bg) 18%, rgba(10, 10, 10, .7) 55%, transparent); }
/* le menu se range quand on descend, revient dès qu'on remonte */
.nav-away .top { transform: translateY(-110%); }
.nav-away .veil-top { opacity: 0; }

/* Progression de page, sur le bord droit du viseur */
.hud-progress { position: absolute; right: 0; top: 50%; width: 1px; height: 22vh; translate: 0 -50%; background: var(--line); }
.hud-progress i { position: absolute; inset: 0; background: var(--fg); transform: scaleY(var(--page, 0)); transform-origin: top; }

/* Écran vidéo : repère façon viseur et aperçu des autres films */
.screen-tag { position: absolute; left: clamp(14px, 2vw, 24px); top: clamp(14px, 2vw, 24px); display: flex; align-items: center; gap: 8px;
  font: 500 11px/1 var(--mono); letter-spacing: .08em; text-transform: uppercase; pointer-events: none; text-shadow: 0 0 12px rgba(0, 0, 0, .8); }
.screen-tag .rec { display: none; }
.screen.playing .screen-tag .rec { display: block; }
.peek { position: absolute; inset: 0; width: 100%; height: 100%; object-fit: cover; filter: grayscale(1); opacity: 0; transition: opacity .45s; pointer-events: none; }
.peek.on { opacity: 1; }
.screen.playing .peek { opacity: 0; }

/* Contact */
.contact-lead { max-width: 17em; margin-bottom: clamp(36px, 7vh, 80px); color: #cfccc6; }
.contact-lead em { color: var(--fg); }
.contact-row button { all: unset; cursor: pointer; padding-bottom: 6px; border-bottom: 1px solid var(--line); transition: border-color .3s, color .3s; }
.contact-row button:hover { border-color: var(--fg); }
.contact-row button:focus-visible { outline: 1px solid var(--accent); outline-offset: 4px; }
.contact-row button.done { color: var(--accent); border-color: var(--accent); }

@media (max-width: 800px) {
  .veil-top { height: 90px; }
  .hud-progress { display: none; }
}
.js .top { transition: opacity 1s .7s, transform .6s var(--ease); }

/* Parcours */
.path { margin-top: clamp(64px, 11vh, 130px); }
.label.sub { margin-bottom: 0; }
.path ol { list-style: none; padding: 0; }
.path li { display: grid; grid-template-columns: minmax(150px, 1fr) 3fr 1.6fr; gap: 20px; align-items: baseline;
  padding: clamp(16px, 2.4vh, 24px) 0; border-bottom: 1px solid var(--line); transition: opacity .9s, transform .9s var(--ease), padding-left .5s var(--ease); }
.path .when, .path .where { font: 500 11px/1.7 var(--mono); letter-spacing: .08em; text-transform: uppercase; color: var(--mute); }
.path .where { text-align: right; }
.path .what { font-weight: 500; font-size: clamp(1.15rem, 2vw, 1.7rem); letter-spacing: -.02em; line-height: 1.2; }
.path .what i { font: 500 10px/1 var(--mono); letter-spacing: .08em; text-transform: uppercase; font-style: normal; color: var(--accent);
  margin-left: 10px; vertical-align: middle; white-space: nowrap; }
.js .path li:nth-child(2) { transition-delay: .07s; } .js .path li:nth-child(3) { transition-delay: .14s; } .js .path li:nth-child(4) { transition-delay: .21s; }
@media (hover: hover) { .path li:hover { padding-left: 12px; transition-delay: 0s; } }
@media (max-width: 800px) {
  .path li { grid-template-columns: 1fr; gap: 4px; }
  .path .where { text-align: left; }
}

/* =====================================================================
   Casque 3D — scène qui reste à l'écran pendant qu'on fait défiler
   ===================================================================== */
.stage { position: relative; height: 240vh; }
.stage-sticky { position: sticky; top: 0; height: 100vh; height: 100svh; overflow: hidden; }
.stage-sticky::before { content: ""; position: absolute; inset: 8% 10%; pointer-events: none;
  background: radial-gradient(closest-side, rgba(120, 140, 190, .13), transparent); }
#casque3d { position: absolute; inset: 0; width: 100%; height: 100%; cursor: grab; touch-action: pan-y; opacity: 0; transition: opacity 1.2s; }
.stage.dragging #casque3d { cursor: grabbing; }
.stage.ready #casque3d { opacity: 1; }
.stage-fallback { position: absolute; inset: 0; width: 100%; height: 100%; object-fit: contain; filter: grayscale(1); opacity: .5; transition: opacity .8s; }
.stage.ready .stage-fallback, .stage.loading .stage-fallback { opacity: 0; }
.stage.no3d .stage-fallback { opacity: 1; filter: none; }

.stage-steps { list-style: none; padding: 0; position: absolute; left: 0; bottom: clamp(70px, 12vh, 120px); display: grid; gap: 14px; pointer-events: none; }
.stage-steps li { display: grid; grid-template-columns: 32px auto; column-gap: 12px; opacity: .22; transition: opacity .6s, translate .6s var(--ease); }
.stage-steps li.on { opacity: 1; translate: 8px 0; }
.stage-steps b { font: 500 11px/1.9 var(--mono); color: var(--mute); grid-row: span 2; }
.stage-steps li.on b { color: var(--accent); }
.stage-steps span { font-weight: 600; font-size: clamp(1.2rem, 2vw, 1.7rem); letter-spacing: -.02em; line-height: 1.1; }
.stage-steps i { font: 500 11px/1.8 var(--mono); letter-spacing: .06em; text-transform: uppercase; font-style: normal; color: var(--mute); }

.stage-hint { position: absolute; right: 0; bottom: clamp(70px, 12vh, 120px); font: 500 11px/1 var(--mono); letter-spacing: .08em; text-transform: uppercase; color: var(--mute); }
.stage-drag { display: none; }
.stage.ready .stage-load { display: none; }
.stage.ready .stage-drag { display: inline; }
.stage.no3d .stage-hint { display: none; }
.stage-bar { position: absolute; left: 0; right: 0; bottom: clamp(50px, 9vh, 90px); height: 1px; background: var(--line); }
.stage-bar i { position: absolute; inset: 0; background: var(--fg); transform: scaleX(var(--stage, 0)); transform-origin: left; }

.section-head.sub { margin-top: clamp(40px, 8vh, 90px); }

@media (max-width: 800px) {
  .stage { height: 200vh; }
  .stage-steps { bottom: 96px; gap: 8px; }
  .stage-steps li:not(.on) { display: none; }
  .stage-hint { bottom: auto; top: 84px; right: auto; left: 0; }
  .stage-bar { bottom: 76px; }
}

/* =====================================================================
   Airbus — missions en volets dépliants, empilés
   ===================================================================== */
.chapters { grid-template-columns: 1fr; gap: 0; border-bottom: 1px solid var(--line); }
.chapters article.chapter { padding-top: 0; }
.chap-head { font: inherit; }
.chap-head button { all: unset; box-sizing: border-box; width: 100%; cursor: pointer; display: grid;
  grid-template-columns: minmax(180px, 1fr) 3fr 44px; gap: 20px; align-items: center; padding: clamp(18px, 3vh, 30px) 0;
  transition: padding-left .5s var(--ease); }
.chap-head button:focus-visible { outline: 1px solid var(--accent); outline-offset: 4px; }
.chap-head .chap { margin: 0; }
.chap-title { font-weight: 600; font-size: clamp(1.6rem, 3vw, 2.6rem); line-height: 1; letter-spacing: -.03em; }
.chap-title em { font-size: 1.06em; }
.chap-icon { position: relative; justify-self: end; width: 44px; height: 44px; border: 1px solid rgba(255, 255, 255, .25); border-radius: 50%;
  transition: background .4s, border-color .4s, transform .6s var(--ease); }
.chap-icon::before, .chap-icon::after { content: ""; position: absolute; left: 50%; top: 50%; width: 14px; height: 1px; background: currentColor;
  translate: -50% -50%; transition: transform .6s var(--ease); }
.chap-icon::after { transform: rotate(90deg); }
.chapter.open .chap-icon { background: var(--fg); border-color: var(--fg); color: #000; transform: rotate(180deg); }
.chapter.open .chap-icon::after { transform: rotate(0deg); }
@media (hover: hover) {
  .chap-head button:hover { padding-left: 12px; }
  .chap-head button:hover .chap-icon { border-color: var(--fg); }
}

.chap-body { display: grid; grid-template-rows: 0fr; transition: grid-template-rows .7s var(--ease); }
.chapter.open .chap-body { grid-template-rows: 1fr; }
.chap-inner { overflow: hidden; display: grid; grid-template-columns: minmax(180px, 1fr) 1.4fr 1.6fr; gap: 20px; }
.chap-inner::before { content: ""; }
.chap-text, .chap-groups { padding-bottom: clamp(28px, 5vh, 48px); opacity: 0; translate: 0 12px; transition: opacity .5s, translate .6s var(--ease); }
.chapter.open .chap-text, .chapter.open .chap-groups { opacity: 1; translate: 0 0; transition-delay: .15s; }
.chapter.open .chap-groups { transition-delay: .25s; }
.chap-text .body { margin: 0 0 14px; max-width: 32em; }
.chap-groups { display: grid; gap: 22px; }
.group h4 { font: 500 11px/1 var(--mono); letter-spacing: .08em; text-transform: uppercase; color: var(--mute); margin-bottom: 4px; }
.group .points { margin-top: 0; }
.group .points li:last-child { border-bottom: 0; }

@media (max-width: 800px) {
  .chap-head button { grid-template-columns: 1fr 44px; gap: 8px 16px; }
  .chap-head .chap { grid-column: 1 / -1; }
  .chap-inner { grid-template-columns: 1fr; gap: 0; }
  .chap-inner::before { display: none; }
}

/* Carrousel FLY : dans son volet, agrandissable */
.slides { margin-top: 26px; max-width: 34em; }
.slides-row { display: grid; grid-template-columns: repeat(4, 1fr); gap: 8px; }
.slide, .viewer-slide { background: url("media/fly-event.png") 0 0 / 418.75% 100% no-repeat; }
.slide[data-i="1"], .viewer-slide[data-i="1"] { background-position-x: 33.333%; }
.slide[data-i="2"], .viewer-slide[data-i="2"] { background-position-x: 66.667%; }
.slide { all: unset; box-sizing: border-box; aspect-ratio: 4 / 5; cursor: zoom-in; background: url("media/fly-event.png") 0 0 / 418.75% 100% no-repeat;
  outline: 1px solid var(--line); outline-offset: -1px; transition: translate .5s var(--ease), outline-color .4s; }
.slide[data-i="1"] { background-position-x: 33.333%; }
.slide[data-i="2"] { background-position-x: 66.667%; }
.slide[data-i="3"], .viewer-slide[data-i="3"] { background-position-x: 100%; }
.slide:hover { translate: 0 -6px; outline-color: rgba(255, 255, 255, .5); }
.slide:focus-visible { outline: 1px solid var(--accent); outline-offset: 3px; }
.slides figcaption { margin-top: 12px; font: 500 11px/1.6 var(--mono); letter-spacing: .08em; text-transform: uppercase; color: var(--mute); }
.chapter.open .slide { animation: slide-in .7s var(--ease) both; }
.chapter.open .slide[data-i="1"] { animation-delay: .08s; }
.chapter.open .slide[data-i="2"] { animation-delay: .16s; }
.chapter.open .slide[data-i="3"] { animation-delay: .24s; }
@keyframes slide-in { from { opacity: 0; translate: 0 18px; } }

.viewer { width: 100vw; height: 100vh; height: 100svh; max-width: none; max-height: none; margin: 0; padding: 0; border: 0;
  background: transparent; color: var(--fg); overflow: hidden; }
.viewer::backdrop { background: rgba(6, 6, 6, .9); -webkit-backdrop-filter: blur(10px); backdrop-filter: blur(10px); }
.viewer[open] { display: grid; place-items: center; animation: fade .35s both; }
.viewer-slide { height: min(80vh, 125vw); aspect-ratio: 4 / 5; box-shadow: 0 40px 90px -30px #000; animation: viewer-in .5s var(--ease) both; }
@keyframes viewer-in { from { opacity: 0; scale: .94; } }
.viewer-count { position: absolute; left: 28px; bottom: 26px; font: 500 11px/1 var(--mono); letter-spacing: .08em; color: var(--mute); }
.viewer-btn, .viewer-close { all: unset; cursor: pointer; position: absolute; font: 500 12px/1 var(--mono); letter-spacing: .08em; text-transform: uppercase; }
.viewer-btn { top: 50%; translate: 0 -50%; width: 52px; height: 52px; border: 1px solid rgba(255, 255, 255, .3); border-radius: 50%;
  display: grid; place-items: center; font-size: 16px; transition: background .3s, color .3s, border-color .3s; }
.viewer-btn:hover { background: var(--fg); color: #000; border-color: var(--fg); }
.viewer-btn.prev { left: clamp(12px, 4vw, 48px); }
.viewer-btn.next { right: clamp(12px, 4vw, 48px); }
.viewer-close { right: 28px; top: 26px; padding: 8px 0; border-bottom: 1px solid var(--line); }
.viewer-close:hover { border-color: var(--fg); }
.viewer button:focus-visible { outline: 1px solid var(--accent); outline-offset: 4px; }
@media (max-width: 800px) {
  .viewer-btn { top: auto; bottom: 18px; translate: none; width: 44px; height: 44px; }
  .viewer-btn.prev { left: auto; right: 72px; }
  .viewer-btn.next { right: 18px; }
  .viewer-count { bottom: auto; top: 34px; left: 20px; max-width: 60vw; line-height: 1.5; }
}

/* Section vidéo : la troisième case annonce les autres montages */
.reel-more { box-sizing: border-box; padding: 20px 16px 20px 0; border-bottom: 1px solid var(--line); display: grid; grid-template-columns: auto 1fr;
  column-gap: 14px; row-gap: 4px; color: var(--mute); position: relative; transition: color .3s; }
.reel-more::before { content: ""; position: absolute; left: 0; top: 0; height: 1px; width: 100%; background: var(--line); }
.reel-more .n { font: 500 11px/2.4 var(--mono); }
.reel-more .t { font-weight: 500; font-style: normal; font-size: clamp(1.1rem, 2vw, 1.7rem); letter-spacing: -.02em; }
.reel-more .d { grid-column: 2; font: 500 11px/1.6 var(--mono); letter-spacing: .06em; text-transform: uppercase; }
@media (max-width: 800px) {
  .reel-row, .reel { grid-template-columns: 1fr; }
}

/* Sélecteur de langue */
.top nav .lang { color: var(--mute); border-left: 1px solid rgba(255, 255, 255, .25); padding-left: 18px; margin-left: 4px; transition: color .3s; }
.top nav .lang:hover { color: var(--fg); }
.top nav .lang::after { left: 18px; }

/* Page de mentions légales */
.legal { max-width: 860px; margin: 0 auto; padding: 150px var(--pad) 90px; }
.legal h1 { font-size: clamp(2.6rem, 8vw, 5.5rem); text-transform: none; margin: 14px 0 clamp(40px, 7vh, 70px); letter-spacing: -.04em; }
.legal h2 { font-size: clamp(1.3rem, 2.4vw, 1.8rem); letter-spacing: -.02em; margin: 44px 0 12px; padding-top: 16px; border-top: 1px solid var(--line); }
.legal p, .legal li { color: #bdbab4; max-width: 44em; }
.legal p + p { margin-top: 10px; }
.legal ul { padding-left: 18px; }
.legal a { color: var(--fg); border-bottom: 1px solid var(--line); transition: border-color .3s; }
.legal a:hover { border-color: var(--fg); }
.legal footer { margin-top: 80px; }