/* ==========================================================================
   DEPIREUX STUDIO — La Traversée (v2)
   Espace monochrome · noir profond, blanc, gris
   ========================================================================== */

:root {
  --bg: #050505;
  --ink: #f2f1ee;
  --ink-dim: rgba(242, 241, 238, 0.55);
  --ink-faint: rgba(242, 241, 238, 0.28);
  --line: rgba(242, 241, 238, 0.12);

  --font-display: "Syne", system-ui, sans-serif;
  --font-body: "Instrument Sans", system-ui, sans-serif;

  --ease-out: cubic-bezier(0.16, 1, 0.3, 1);
  --ease-in-out: cubic-bezier(0.65, 0, 0.35, 1);

  /* nombre de chapitres × hauteur par chapitre */
  --journey-height: 990vh;
}

* { margin: 0; padding: 0; box-sizing: border-box; }

html {
  scrollbar-width: none;
}
html::-webkit-scrollbar { display: none; }

body {
  background: var(--bg);
  color: var(--ink);
  font-family: var(--font-body);
  font-size: 16px;
  line-height: 1.6;
  overflow-x: hidden;
  -webkit-font-smoothing: antialiased;
  cursor: none;
}

body.is-loading { overflow: hidden; height: 100vh; }

::selection { background: var(--ink); color: var(--bg); }

.sr-only {
  position: absolute; width: 1px; height: 1px;
  clip-path: inset(50%); overflow: hidden; white-space: nowrap;
}

/* ==========================================================================
   Scène & ambiances
   ========================================================================== */

#scene {
  position: fixed; inset: 0;
  width: 100%; height: 100%;
  z-index: 0;
  display: block;
}

.vignette {
  position: fixed; inset: 0;
  pointer-events: none;
  z-index: 2;
  background:
    radial-gradient(ellipse 120% 90% at 50% 50%, transparent 55%, rgba(0, 0, 0, 0.6) 100%);
}

.grain {
  position: fixed; inset: -60px;
  pointer-events: none;
  z-index: 40;
  opacity: 0.055;
  background-image: url("data:image/svg+xml,%3Csvg viewBox='0 0 300 300' xmlns='http://www.w3.org/2000/svg'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.85' numOctaves='2' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23n)'/%3E%3C/svg%3E");
  animation: grain-jitter 0.9s steps(4) infinite;
}
@keyframes grain-jitter {
  0% { transform: translate(0, 0); }
  25% { transform: translate(-18px, 12px); }
  50% { transform: translate(14px, -20px); }
  75% { transform: translate(-10px, -14px); }
  100% { transform: translate(0, 0); }
}

/* ==========================================================================
   Loader
   ========================================================================== */

.loader {
  position: fixed; inset: 0;
  z-index: 100;
  background: var(--bg);
  display: flex; align-items: center; justify-content: center;
  transition: opacity 0.9s var(--ease-in-out), visibility 0.9s;
}
.loader.is-done { opacity: 0; visibility: hidden; }

.loader__inner {
  display: flex; flex-direction: column; align-items: center; gap: 1.4rem;
  width: min(420px, 76vw);
}
.loader__brand {
  font-family: var(--font-display);
  font-weight: 700;
  font-size: clamp(1.3rem, 3.4vw, 1.9rem);
  letter-spacing: 0.02em;
}
.loader__brand em {
  font-style: normal;
  color: transparent;
  -webkit-text-stroke: 1px var(--ink-dim);
}
.loader__count {
  font-family: var(--font-display);
  font-weight: 600;
  font-size: 0.85rem;
  letter-spacing: 0.3em;
  color: var(--ink-dim);
  font-variant-numeric: tabular-nums;
}
.loader__bar {
  width: 100%; height: 1px;
  background: var(--line);
  overflow: hidden;
}
.loader__bar i {
  display: block; height: 100%;
  width: 100%;
  background: var(--ink);
  transform: scaleX(0);
  transform-origin: left;
  transition: transform 0.25s linear;
}

/* ==========================================================================
   Topbar
   ========================================================================== */

.topbar {
  position: fixed;
  top: 0; left: 0; right: 0;
  z-index: 50;
  display: flex; align-items: center; justify-content: space-between;
  padding: clamp(1.1rem, 2.6vw, 1.8rem) clamp(1.2rem, 4vw, 3rem);
  opacity: 0;
  transform: translateY(-12px);
  transition: opacity 1s var(--ease-out) 0.35s, transform 1s var(--ease-out) 0.35s;
  pointer-events: none;
}
body.is-ready .topbar { opacity: 1; transform: none; pointer-events: auto; }

.topbar button {
  background: none; border: none;
  color: var(--ink);
  font-family: inherit;
  cursor: none;
}

.topbar__logo {
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 1.05rem;
  letter-spacing: 0.03em;
}
.topbar__logo span {
  color: var(--ink-dim);
  font-size: 0.6em;
  vertical-align: super;
  margin-left: 2px;
}

.topbar__meta {
  font-size: 0.72rem;
  letter-spacing: 0.22em;
  text-transform: uppercase;
  color: var(--ink-faint);
}

.topbar__contact {
  font-size: 0.78rem;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  padding: 0.55em 1.3em;
  border: 1px solid var(--line) !important;
  border-radius: 99px;
  transition: border-color 0.4s, color 0.4s, background 0.4s;
}
.topbar__contact:hover {
  border-color: var(--ink) !important;
  background: var(--ink);
  color: var(--bg);
}

/* ==========================================================================
   Dots — index des chapitres
   ========================================================================== */

.dots {
  position: fixed;
  right: clamp(1rem, 2.6vw, 2.2rem);
  top: 50%;
  transform: translateY(-50%);
  z-index: 50;
  display: flex; flex-direction: column; gap: 14px;
  opacity: 0;
  transition: opacity 1s var(--ease-out) 0.6s;
}
body.is-ready .dots { opacity: 1; }

.dots button {
  position: relative;
  width: 22px; height: 10px;
  background: none; border: none;
  cursor: none;
  display: flex; align-items: center; justify-content: flex-end;
}
.dots button::after {
  content: "";
  width: 5px; height: 5px;
  border-radius: 50%;
  background: var(--ink-faint);
  transition: all 0.45s var(--ease-out);
}
.dots button:hover::after { background: var(--ink); }
.dots button.is-active::after {
  width: 20px; height: 5px;
  border-radius: 99px;
  background: var(--ink);
}
.dots button span {
  position: absolute;
  right: calc(100% + 12px);
  top: 50%;
  translate: 0 -50%;
  font-size: 0.62rem;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  white-space: nowrap;
  color: var(--ink-dim);
  opacity: 0;
  transform: translateX(6px);
  transition: opacity 0.35s, transform 0.35s;
  pointer-events: none;
}
.dots button:hover span { opacity: 1; transform: none; }

/* ==========================================================================
   HUD bas
   ========================================================================== */

.hud {
  position: fixed;
  left: 0; right: 0; bottom: 0;
  z-index: 50;
  display: flex; align-items: flex-end; justify-content: space-between;
  padding: clamp(1.1rem, 2.6vw, 1.8rem) clamp(1.2rem, 4vw, 3rem);
  pointer-events: none;
  opacity: 0;
  transition: opacity 1s var(--ease-out) 0.5s;
}
body.is-ready .hud { opacity: 1; }

.hud__chapter {
  font-family: var(--font-display);
  font-size: 0.78rem;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--ink-dim);
  display: flex; gap: 0.7em;
  min-width: 180px;
}
.hud__chapter #hudIndex { color: var(--ink); font-variant-numeric: tabular-nums; }
.hud__sep { color: var(--ink-faint); }

.hud__progress {
  flex: 1;
  max-width: 320px;
  height: 1px;
  background: var(--line);
  margin: 0 2rem 0.5em;
}
.hud__progress i {
  display: block; height: 100%;
  background: var(--ink);
  transform-origin: left;
  transform: scaleX(0);
}

.hud__scroll {
  font-size: 0.7rem;
  letter-spacing: 0.24em;
  text-transform: uppercase;
  color: var(--ink-dim);
  display: flex; align-items: center; gap: 0.8em;
  transition: opacity 0.6s;
  min-width: 180px;
  justify-content: flex-end;
}
.hud__scroll.is-hidden { opacity: 0; }
.hud__arrow { display: inline-block; animation: arrow-dip 1.8s var(--ease-in-out) infinite; }
@keyframes arrow-dip {
  0%, 100% { transform: translateY(-2px); opacity: 0.5; }
  50% { transform: translateY(3px); opacity: 1; }
}

/* ==========================================================================
   Voyage & chapitres — le contenu vit en 3D
   ========================================================================== */

.journey { height: var(--journey-height); }

.chapters {
  position: fixed; inset: 0;
  z-index: 10;
  pointer-events: none;
  perspective: 1300px;
}

/* opacité pilotée par la position (réponse immédiate au scroll) :
   plateau à 100 % sur ~80 % de la zone, rampes courtes aux bords */
.chapter {
  position: absolute; inset: 0;
  display: flex; align-items: center; justify-content: center;
  padding: clamp(5rem, 10vh, 7rem) clamp(1.4rem, 5vw, 4rem);
  opacity: var(--v, 0);
  transform: translate3d(var(--tx, 0px), var(--ty, 0px), var(--tz, -600px));
  visibility: hidden;
}
.chapter.is-visible { visibility: visible; }
.chapter.is-active .chapter__inner { pointer-events: auto; }

.chapter__inner { width: min(880px, 100%); }
.chapter__inner--wide { width: min(1040px, 100%); }
.chapter__inner--full { width: 100%; }
.chapter__inner--split {
  width: min(1080px, 100%);
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: clamp(2rem, 6vw, 5rem);
  align-items: center;
}
/* bloc décalé à droite — laisse la moitié gauche au portrait d'étoiles */
.chapter__inner--offset {
  width: min(460px, 100%);
  margin-left: auto;
  margin-right: clamp(0rem, 3vw, 3rem);
}

/* — révélations internes (staggered) : accents rapides, jamais bloquants — */
.reveal {
  opacity: 0;
  transform: translateY(22px);
  transition:
    opacity 0.5s var(--ease-out) calc(var(--i, 0) * 40ms),
    transform 0.5s var(--ease-out) calc(var(--i, 0) * 40ms);
}
.chapter.is-in .reveal { opacity: 1; transform: none; }

/* — éléments typographiques partagés — */
.kicker {
  font-size: 0.72rem;
  letter-spacing: 0.28em;
  text-transform: uppercase;
  color: var(--ink-dim);
  margin-bottom: clamp(1.2rem, 3vh, 2.2rem);
  display: flex; align-items: center; gap: 1em;
}
.kicker::before {
  content: "";
  width: 34px; height: 1px;
  background: linear-gradient(90deg, var(--ink), transparent);
}
.kicker--center { justify-content: center; }
.kicker--center::before { display: none; }

.heading {
  font-family: var(--font-display);
  font-weight: 800;
  font-size: clamp(2rem, 7vw, 5rem);
  line-height: 0.98;
  letter-spacing: -0.02em;
  text-transform: uppercase;
}
.heading span { display: block; }
.heading--outline {
  color: transparent;
  -webkit-text-stroke: 1.5px var(--ink-dim);
}

/* le heading du bloc décalé doit tenir dans 460px */
.chapter__inner--offset .heading {
  font-size: clamp(1.9rem, 3.4vw, 3rem);
}

.lede {
  font-size: clamp(1.05rem, 1.8vw, 1.3rem);
  line-height: 1.7;
  color: var(--ink-dim);
  max-width: 34em;
  margin-top: clamp(1.4rem, 3.5vh, 2.4rem);
}
.lede--small { font-size: clamp(0.95rem, 1.4vw, 1.05rem); }

/* lisibilité au-dessus des étoiles brillantes */
.lede, .split-text p, .pillars li, .footnote, .services__name {
  text-shadow: 0 1px 14px rgba(0, 0, 0, 0.9), 0 0 4px rgba(0, 0, 0, 0.6);
}

.footnote {
  margin-top: clamp(1.6rem, 4vh, 2.6rem);
  font-size: 0.85rem;
  color: var(--ink-faint);
  font-style: italic;
  max-width: 46em;
}
.footnote--center { text-align: center; margin-inline: auto; }

/* ==========================================================================
   01 — Hero
   ========================================================================== */

.chapter--hero { text-align: center; }
.chapter--hero .chapter__inner { width: 100%; }
.chapter--hero .kicker { justify-content: center; }
.chapter--hero .kicker::before { display: none; }

.hero-title {
  font-family: var(--font-display);
  font-weight: 800;
  font-size: clamp(2rem, 10.5vw, 11.5rem);
  line-height: 0.92;
  letter-spacing: -0.03em;
  text-transform: uppercase;
}
.hero-title__line { display: block; white-space: nowrap; }
.hero-title__line--outline .ltr {
  color: transparent;
  -webkit-text-stroke: 2px var(--ink);
}
.ltr { display: inline-block; }
.ltr.reveal { transform: translateY(110%) rotate(4deg); }
.chapter.is-in .ltr.reveal { transform: none; }

.hero-tag {
  margin-top: clamp(1.6rem, 4vh, 2.6rem);
  font-size: clamp(1rem, 2vw, 1.25rem);
  color: var(--ink-dim);
}
.hero-tag em {
  font-style: italic;
  color: var(--ink);
}

/* ==========================================================================
   02 — Manifeste
   ========================================================================== */

.statement {
  font-family: var(--font-display);
  font-weight: 700;
  font-size: clamp(2rem, 5.6vw, 4.2rem);
  line-height: 1.08;
  letter-spacing: -0.02em;
}
.statement span { display: block; }
.statement em {
  font-style: italic;
  color: transparent;
  -webkit-text-stroke: 1.5px var(--ink);
}

/* ==========================================================================
   03 — Qui (portrait d'étoiles à gauche) / 05 — Approche (split)
   ========================================================================== */

.split-text p + p { margin-top: 1.4em; }
.split-text p { color: var(--ink-dim); font-size: clamp(0.95rem, 1.5vw, 1.08rem); line-height: 1.8; }

.pillars { list-style: none; }
.pillars li {
  display: flex; gap: 1em;
  padding: 1.1em 0;
  border-bottom: 1px solid var(--line);
  font-size: clamp(0.9rem, 1.4vw, 1rem);
  color: var(--ink-dim);
  line-height: 1.5;
}
.pillars li:first-child { border-top: 1px solid var(--line); }
.pillars i {
  font-style: normal;
  color: var(--ink);
  flex-shrink: 0;
}

/* ==========================================================================
   04 — Services
   ========================================================================== */

.services { list-style: none; }
.services__row {
  display: grid;
  grid-template-columns: 3rem 1fr auto;
  align-items: baseline;
  gap: clamp(1rem, 3vw, 2.5rem);
  padding: clamp(0.9em, 2vh, 1.25em) 0;
  border-bottom: 1px solid var(--line);
  transition: padding-left 0.5s var(--ease-out);
}
.services__row:first-child { border-top: 1px solid var(--line); }
.services__row:hover { padding-left: 1.2em; }

.services__num {
  font-family: var(--font-display);
  font-size: 0.72rem;
  letter-spacing: 0.15em;
  color: var(--ink-faint);
  transition: color 0.4s;
}
.services__row:hover .services__num { color: var(--ink); }

.services__name {
  font-family: var(--font-display);
  font-weight: 700;
  font-size: clamp(1.15rem, 3vw, 2rem);
  letter-spacing: -0.01em;
  line-height: 1.15;
  color: var(--ink-dim);
  transition: color 0.4s, letter-spacing 0.4s;
}
.services__row:hover .services__name {
  color: #fff;
  letter-spacing: 0.01em;
}

.services__tag {
  font-size: 0.7rem;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--ink-faint);
  white-space: nowrap;
}

/* ==========================================================================
   05 — Projets : slider étoilé (le nom se forme en étoiles au centre,
   l'interface HTML reste en bas)
   ========================================================================== */

.chapter--projets { align-items: flex-end; text-align: center; }
.chapter--projets .chapter__inner {
  width: min(720px, 100%);
  margin-bottom: clamp(2.5rem, 8vh, 5.5rem);
}
.chapter--projets .kicker { justify-content: center; }
.chapter--projets .kicker::before { display: none; }

.projslider {
  display: flex; align-items: center; justify-content: space-between;
  gap: clamp(1rem, 4vw, 2.5rem);
}
.projslider__btn {
  background: none;
  border: 1px solid var(--line);
  color: var(--ink);
  font-family: inherit;
  font-size: 1.05rem;
  padding: 0.7em 1.4em;
  border-radius: 99px;
  cursor: none;
  flex-shrink: 0;
  transition: border-color 0.4s, background 0.4s, color 0.4s;
}
.projslider__btn:hover {
  border-color: var(--ink);
  background: var(--ink);
  color: var(--bg);
}

/* carte projet : photo + titre + description + lien */
.projcard {
  flex: 1; min-width: 0;
  display: flex; align-items: center;
  gap: clamp(1rem, 2.5vw, 1.8rem);
  text-align: left;
  background: rgba(5, 5, 5, 0.55);
  border: 1px solid var(--line);
  border-radius: 12px;
  padding: clamp(0.85rem, 2vw, 1.2rem);
  backdrop-filter: blur(6px);
  -webkit-backdrop-filter: blur(6px);
  transition: opacity 0.25s;
}
.projcard.is-switching { opacity: 0; }

.projcard__media {
  width: clamp(140px, 22vw, 240px);
  aspect-ratio: 16 / 10;
  flex-shrink: 0;
  overflow: hidden;
  border-radius: 7px;
  border: 1px solid var(--line);
  background: #0a0a0a;
}
.projcard__media img {
  display: block;
  width: 100%; height: 100%;
  object-fit: cover;
  filter: grayscale(1) contrast(1.05);
  transition: filter 0.5s, transform 0.6s var(--ease-out);
}
.projcard:hover .projcard__media img {
  filter: none;
  transform: scale(1.04);
}

.projcard__body { flex: 1; min-width: 0; }

.projslider__count {
  font-family: var(--font-display);
  font-size: 0.68rem;
  letter-spacing: 0.3em;
  color: var(--ink-faint);
}
.projslider__count #projIndex { color: var(--ink); }
.projslider__count i { font-style: normal; margin: 0 0.5em; }

.projslider__name {
  font-family: var(--font-display);
  font-weight: 700;
  font-size: clamp(1.05rem, 2.2vw, 1.5rem);
  line-height: 1.2;
  margin: 0.35em 0 0.1em;
  display: flex; align-items: baseline; gap: 0.9em;
  flex-wrap: wrap;
}
.projcard__tag {
  font-family: var(--font-body);
  font-weight: 400;
  font-size: 0.65rem;
  letter-spacing: 0.22em;
  text-transform: uppercase;
  color: var(--ink-faint);
}
.projcard__tagline {
  font-style: italic;
  color: var(--ink-dim);
  font-size: clamp(0.85rem, 1.4vw, 0.95rem);
}
.projcard__desc {
  margin-top: 0.55em;
  color: var(--ink-dim);
  font-size: 0.85rem;
  line-height: 1.55;
  display: -webkit-box;
  -webkit-line-clamp: 3;
  -webkit-box-orient: vertical;
  overflow: hidden;
}
.projcard__link {
  display: inline-flex; align-items: center; gap: 0.5em;
  margin-top: 0.8em;
  color: var(--ink);
  text-decoration: none;
  font-family: var(--font-display);
  font-weight: 600;
  font-size: 0.8rem;
  letter-spacing: 0.06em;
  border-bottom: 1px solid var(--ink-faint);
  padding-bottom: 0.25em;
  transition: border-color 0.3s;
}
.projcard__link:hover { border-color: var(--ink); }
.projcard__link span { transition: transform 0.3s var(--ease-out); }
.projcard__link:hover span { transform: translate(2px, -2px); }

@media (max-width: 700px) {
  .projslider { flex-wrap: wrap; }
  .projcard {
    order: 1; flex-basis: 100%; flex-direction: column; align-items: stretch;
    /* pas de backdrop-filter sur mobile : coûteux au scroll */
    backdrop-filter: none;
    -webkit-backdrop-filter: none;
    background: rgba(5, 5, 5, 0.85);
  }
  .projcard__media { width: 100%; max-height: 25vh; }
  .projslider__btn { order: 2; flex: 1; padding: 0.6em 1em; }
}

/* ==========================================================================
   06 — Pour qui (marquee)
   ========================================================================== */

.chapter--clients { overflow: hidden; }

.marquee {
  overflow: hidden;
  padding: clamp(0.5rem, 1.6vh, 1.1rem) 0;
  mask-image: linear-gradient(90deg, transparent, #000 12%, #000 88%, transparent);
  -webkit-mask-image: linear-gradient(90deg, transparent, #000 12%, #000 88%, transparent);
}
.marquee__track {
  display: flex; align-items: center; gap: 2.2rem;
  width: max-content;
  font-family: var(--font-display);
  font-weight: 700;
  font-size: clamp(1.8rem, 5.4vw, 4rem);
  text-transform: uppercase;
  letter-spacing: -0.01em;
  white-space: nowrap;
}
.marquee__track i {
  font-style: normal;
  font-size: 0.5em;
  color: var(--ink-faint);
}
.marquee__track--a { animation: marquee-left 36s linear infinite; }
.marquee__track--b {
  animation: marquee-right 42s linear infinite;
  color: transparent;
  -webkit-text-stroke: 1.2px var(--ink-dim);
}
.marquee__track--b i { -webkit-text-stroke: 0; color: var(--ink-faint); }

@keyframes marquee-left { to { transform: translateX(-50%); } }
@keyframes marquee-right { from { transform: translateX(-50%); } to { transform: translateX(0); } }

/* ==========================================================================
   07 — Vision
   ========================================================================== */

.vision { display: flex; flex-direction: column; }
.vision__word {
  font-family: var(--font-display);
  font-weight: 800;
  font-size: clamp(2.4rem, 8vw, 6rem);
  line-height: 1.06;
  text-transform: uppercase;
  letter-spacing: -0.02em;
  display: flex; align-items: baseline; gap: 1.2rem;
  flex-wrap: wrap;
}
.vision__word--outline {
  color: transparent;
  -webkit-text-stroke: 1.5px var(--ink-dim);
}
.vision__note {
  font-family: var(--font-body);
  font-weight: 400;
  font-size: clamp(0.78rem, 1.3vw, 0.95rem);
  letter-spacing: 0.02em;
  text-transform: none;
  color: var(--ink-faint);
  -webkit-text-stroke: 0;
}

/* ==========================================================================
   08 — Contact
   ========================================================================== */

.chapter--contact { text-align: center; }
.chapter--contact .chapter__inner { width: 100%; }

.contact-title {
  font-family: var(--font-display);
  font-weight: 800;
  font-size: clamp(1.4rem, 7.4vw, 7rem);
  line-height: 0.98;
  text-transform: uppercase;
  letter-spacing: -0.03em;
  white-space: nowrap;
}
.contact-title span { display: block; }
.contact-title--outline {
  color: transparent;
  -webkit-text-stroke: 2px var(--ink);
}

.contact-mail {
  position: relative;
  display: inline-block;
  margin-top: clamp(2rem, 5vh, 3.2rem);
  font-family: var(--font-display);
  font-weight: 600;
  font-size: clamp(1.05rem, 2.6vw, 1.7rem);
  color: var(--ink);
  text-decoration: none;
  padding-bottom: 0.35em;
}
.contact-mail__line {
  position: absolute;
  left: 0; right: 0; bottom: 0;
  height: 1px;
  background: var(--ink);
  transform: scaleX(0.25);
  transform-origin: left;
  transition: transform 0.6s var(--ease-out);
}
.contact-mail:hover .contact-mail__line { transform: scaleX(1); }

.contact-actions {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: clamp(1.2rem, 3vw, 2.4rem);
  flex-wrap: wrap;
  margin-top: clamp(2rem, 5vh, 3.2rem);
}
.contact-actions .contact-mail { margin-top: 0; font-size: clamp(0.95rem, 1.8vw, 1.2rem); }

.contact-cta {
  font-family: var(--font-display);
  font-weight: 700;
  font-size: clamp(0.92rem, 1.6vw, 1.05rem);
  letter-spacing: 0.06em;
  padding: 1em 2.2em;
  border-radius: 99px;
  border: 1px solid var(--ink);
  background: var(--ink);
  color: var(--bg);
  cursor: none;
  transition: background 0.4s, color 0.4s, transform 0.4s var(--ease-out);
}
.contact-cta:hover {
  background: transparent;
  color: var(--ink);
  transform: translateY(-2px);
}
.contact-cta span { margin-left: 0.4em; }

.contact-meta {
  margin-top: 1.6rem;
  font-size: 0.85rem;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--ink-dim);
}
.contact-foot {
  margin-top: clamp(2.5rem, 7vh, 4rem);
  font-size: 0.72rem;
  color: var(--ink-faint);
  letter-spacing: 0.08em;
}

/* ==========================================================================
   Formulaire de contact (overlay) — les étoiles forment une enveloppe
   à gauche pendant que les champs se matérialisent à droite
   ========================================================================== */

html.form-open { overflow: hidden; }

.cform {
  position: fixed; inset: 0;
  z-index: 80;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: clamp(1.2rem, 4vw, 3rem);
  background: rgba(2, 2, 2, 0.66);
  backdrop-filter: blur(7px);
  -webkit-backdrop-filter: blur(7px);
  opacity: 0;
  transition: opacity 0.5s var(--ease-in-out), background 0.6s,
              backdrop-filter 0.6s, -webkit-backdrop-filter 0.6s;
}
/* fermé : ne jamais intercepter les clics du site */
.cform[hidden] { display: none; }
.cform:not(.is-open) { pointer-events: none; }
.cform.is-open { opacity: 1; }

/* pendant l'explosion : le voile et le flou s'effacent, place au feu d'artifice */
.cform.is-bursting {
  background: rgba(2, 2, 2, 0.12);
  backdrop-filter: blur(0px);
  -webkit-backdrop-filter: blur(0px);
}
.cform.is-bursting .cform__inner,
.cform.is-bursting .cform__close { opacity: 0; }

.cform__inner {
  width: min(680px, 100%);
  max-height: 100%;
  overflow-y: auto;
  scrollbar-width: none;
  padding: 2vh 4px;
  transform: translateY(30px);
  transition: transform 0.6s var(--ease-out), opacity 0.4s;
}
.cform__inner::-webkit-scrollbar { display: none; }
.cform.is-open .cform__inner { transform: none; }

.cform__close {
  position: fixed;
  top: clamp(1rem, 3vw, 2rem);
  right: clamp(1rem, 3vw, 2rem);
  width: 46px; height: 46px;
  border-radius: 50%;
  border: 1px solid var(--line);
  background: none;
  color: var(--ink-dim);
  font-size: 0.95rem;
  cursor: none;
  transition: border-color 0.35s, color 0.35s, transform 0.35s;
}
.cform__close:hover { border-color: var(--ink); color: var(--ink); transform: rotate(90deg); }

.cform__kicker { margin-bottom: 1rem; }
.cform__title {
  font-family: var(--font-display);
  font-weight: 700;
  font-size: clamp(1.9rem, 4.6vw, 3.2rem);
  line-height: 1.08;
  text-align: center;
  margin-bottom: clamp(1.8rem, 5vh, 3rem);
}
.cform__title em {
  font-style: italic;
  color: transparent;
  -webkit-text-stroke: 1.3px var(--ink);
}

.cform__grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: clamp(1.3rem, 3.5vh, 2rem) clamp(1.6rem, 4vw, 2.6rem);
}
.cform__field--full { grid-column: 1 / -1; }
.cform__title em {
  font-style: italic;
  color: transparent;
  -webkit-text-stroke: 1.2px var(--ink);
}

/* champs : apparition en cascade quand l'overlay s'ouvre */
.cform__field, .cform__foot {
  opacity: 0;
  transform: translateY(16px);
  transition:
    opacity 0.55s var(--ease-out) calc(var(--i, 0) * 70ms + 0.15s),
    transform 0.55s var(--ease-out) calc(var(--i, 0) * 70ms + 0.15s);
}
.cform.is-open .cform__field,
.cform.is-open .cform__foot { opacity: 1; transform: none; }

.cform__field label {
  display: block;
  font-size: 0.66rem;
  letter-spacing: 0.26em;
  text-transform: uppercase;
  color: var(--ink-dim);
  margin-bottom: 0.4em;
  transition: color 0.35s;
}
.cform__field:focus-within label { color: var(--ink); }
.cform__field input,
.cform__field select,
.cform__field textarea {
  width: 100%;
  background: transparent;
  border: none;
  border-bottom: 1px solid var(--line);
  border-radius: 0;
  color: var(--ink);
  font-family: var(--font-body);
  font-size: clamp(1rem, 1.9vw, 1.15rem);
  padding: 0.5em 2px 0.65em;
  cursor: text;
  transition: border-color 0.35s;
}
.cform__field select { cursor: none; }
.cform__field select option { background: #111; color: var(--ink); }
.cform__field textarea { resize: vertical; min-height: 104px; }
.cform__field input::placeholder,
.cform__field textarea::placeholder { color: var(--ink-faint); }
.cform__field input:focus,
.cform__field select:focus,
.cform__field textarea:focus {
  outline: none;
  border-bottom-color: var(--ink);
}
#contactForm { transition: opacity 0.45s; }
#contactForm.is-sent { opacity: 0; pointer-events: none; }

/* honeypot : hors écran (jamais display:none, les bots vérifient) */
.cform__hp {
  position: absolute;
  left: -4000px;
  width: 1px; height: 1px;
  opacity: 0;
}

.cform__foot {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 0.9rem;
  margin-top: clamp(1.8rem, 4vh, 2.6rem);
  text-align: center;
}
.cform__submit:disabled { opacity: 0.45; pointer-events: none; }
.cform__status { font-size: 0.84rem; color: var(--ink-dim); min-height: 1.3em; }
.cform__status a { color: var(--ink); }

/* écran de succès — la couleur casse enfin le noir & blanc */
.cform__done { text-align: center; padding: clamp(3rem, 12vh, 6rem) 0; }
.cform__done-star {
  font-size: clamp(3.4rem, 10vw, 5rem);
  line-height: 1;
  background: linear-gradient(120deg, #ffb45c, #ff5c8a, #8e7bff, #5cd6ff);
  -webkit-background-clip: text;
  background-clip: text;
  -webkit-text-fill-color: transparent;
  animation: done-pop 0.9s var(--ease-out);
}
@keyframes done-pop {
  0% { transform: scale(0) rotate(-120deg); opacity: 0; }
  100% { transform: scale(1) rotate(0); opacity: 1; }
}
.cform__done h4 {
  font-family: var(--font-display);
  font-weight: 700;
  font-size: clamp(2.2rem, 6vw, 3.6rem);
  margin: 0.35em 0 0.4em;
}
.cform__done h4 em {
  font-style: italic;
  background: linear-gradient(120deg, #ffb45c, #ff5c8a, #8e7bff, #5cd6ff);
  -webkit-background-clip: text;
  background-clip: text;
  -webkit-text-fill-color: transparent;
}
.cform__done p { color: var(--ink-dim); font-size: 0.95rem; max-width: 30em; margin: 0 auto; }
.cform__again {
  margin-top: 1.6rem;
  background: none;
  border: 1px solid var(--line);
  border-radius: 99px;
  color: var(--ink);
  font-family: inherit;
  font-size: 0.8rem;
  letter-spacing: 0.12em;
  padding: 0.7em 1.8em;
  cursor: none;
  transition: border-color 0.35s, background 0.35s, color 0.35s;
}
.cform__again:hover { border-color: var(--ink); background: var(--ink); color: var(--bg); }

@media (max-width: 700px) {
  .cform { padding: 1rem; align-items: flex-end; }
  .cform__inner { max-height: 92vh; }
  .cform__grid { grid-template-columns: 1fr; gap: 1.2rem; }
  .cform__title { text-align: left; }
  .cform__kicker { justify-content: flex-start; }
}

/* ==========================================================================
   Curseur
   ========================================================================== */

.cursor, .cursor-ring {
  position: fixed;
  top: 0; left: 0;
  pointer-events: none;
  z-index: 200;
  border-radius: 50%;
  translate: -50% -50%;
}
.cursor {
  width: 6px; height: 6px;
  background: var(--ink);
}
.cursor-ring {
  width: 34px; height: 34px;
  border: 1px solid var(--ink-faint);
  transition: width 0.35s var(--ease-out), height 0.35s var(--ease-out),
              border-color 0.35s, background 0.35s;
}
.cursor-ring.is-hover {
  width: 58px; height: 58px;
  border-color: var(--ink);
  background: rgba(255, 255, 255, 0.08);
}

/* ==========================================================================
   Responsive
   ========================================================================== */

@media (max-width: 860px) {
  .chapter__inner--split { grid-template-columns: 1fr; gap: 2rem; }
  .topbar__meta { display: none; }
  .hud__progress { margin: 0 1rem 0.5em; }
  .hud__chapter, .hud__scroll { min-width: 0; }
  .services__row { grid-template-columns: 2.2rem 1fr; }
  .services__tag { display: none; }
  .dots { right: 0.7rem; gap: 12px; }
  .dots button span { display: none; }

  /* le portrait d'étoiles occupe le haut, le texte descend */
  .chapter--qui { align-items: flex-end; }
  .chapter--qui .chapter__inner--offset {
    margin: 0 0 8vh;
    width: 100%;
  }
}

@media (max-width: 560px) {
  .hud__scroll span:first-child { display: none; }
  .vision__word { gap: 0.6rem; }
  .vision__note { width: 100%; margin-top: -0.3em; margin-bottom: 0.6em; }
  .kicker { font-size: 0.64rem; letter-spacing: 0.2em; }
  .marquee__track { font-size: clamp(1.5rem, 8vw, 2.6rem); }
}

/* — appareils tactiles : curseur natif — */
@media (hover: none), (pointer: coarse) {
  body { cursor: auto; }
  .cursor, .cursor-ring { display: none; }
  .topbar button, .dots button { cursor: pointer; }
  .contact-mail { cursor: pointer; }
}

/* — mode dev (?instant=1) : état final immédiat pour les captures — */
html.dev-instant *, html.dev-instant *::before, html.dev-instant *::after {
  transition-duration: 0.01s !important;
  transition-delay: 0s !important;
  animation-duration: 0.01s !important;
}

/* ==========================================================================
   Reduced motion
   ========================================================================== */

@media (prefers-reduced-motion: reduce) {
  .grain, .hud__arrow { animation: none; }
  .marquee__track--a, .marquee__track--b { animation: none; }
  .marquee { mask-image: none; -webkit-mask-image: none; }
  .marquee__track { width: 100%; flex-wrap: wrap; justify-content: center; font-size: clamp(1.2rem, 3.5vw, 2rem); }
  .reveal, .ltr.reveal {
    transition-duration: 0.01s;
    transition-delay: 0s;
  }
}