/* ══════════════════════════════════════════════════════════════════════
   TradeDemand — feuille de style
   Palette et typographie d'après la charte Apple (SF/Inter, #F5F5F7,
   #1D1D1F, bleu #0071E3). Tracking dépendant de la taille, interlignage
   serré sur les grands corps, matières translucides pour la chrome.
   ══════════════════════════════════════════════════════════════════════ */

/* ── 1. Jetons ─────────────────────────────────────────────────────── */
:root {
  --ink:        #1D1D1F;
  --ink-2:      #6E6E73;
  --ink-3:      #737378;
  --hair:       rgba(0, 0, 0, .10);
  --hair-soft:  rgba(0, 0, 0, .06);

  --paper:      #FFFFFF;
  --paper-2:    #F5F5F7;
  --paper-3:    #FBFBFD;

  --night:      #000000;
  --night-2:    #08080A;
  --night-3:    #1D1D1F;
  --snow:       #F5F5F7;
  --snow-2:     rgba(245, 245, 247, .68);
  --snow-3:     rgba(245, 245, 247, .44);
  --hair-inv:   rgba(255, 255, 255, .14);

  --blue:       #0071E3;
  --blue-dk:    #0058B9;
  --blue-hi:    #2997FF;
  --green:      #1DA34F;

  --r-sm: 10px;
  --r-md: 18px;
  --r-lg: 28px;
  --r-xl: 40px;
  --r-pill: 12px;

  --gutter: clamp(20px, 5vw, 64px);
  --wrap: 1240px;

  --ease: cubic-bezier(.22, 1, .36, 1);
  --ease-io: cubic-bezier(.65, .05, .36, 1);

  --nav-h: 52px;
}

/* ── 2. Socle ──────────────────────────────────────────────────────── */
*, *::before, *::after { box-sizing: border-box; }

html {
  -webkit-text-size-adjust: 100%;
  scroll-behavior: auto;              /* le smooth scroll est géré en JS */
}

body {
  margin: 0;
  background: var(--paper);
  color: var(--ink);
  font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'SF Pro Text',
               'Segoe UI', Roboto, Helvetica, Arial, sans-serif;
  font-size: 17px;
  line-height: 1.55;
  font-weight: 400;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  font-synthesis-weight: none;
  overflow-x: clip;
  transition: background-color .75s var(--ease), color .75s var(--ease);
}

body.is-locked { overflow: hidden; }

img, svg, canvas { display: block; max-width: 100%; }
img { height: auto; }

a { color: inherit; text-decoration: none; }

button, input { font: inherit; color: inherit; }

h1, h2, h3, h4 { margin: 0; font-weight: 600; font-optical-sizing: auto; }
p { margin: 0; }
ul { margin: 0; padding: 0; list-style: none; }

::selection { background: var(--blue); color: #fff; }

:focus-visible {
  outline: 2px solid var(--blue-hi);
  outline-offset: 3px;
  border-radius: 4px;
}

.sr-only {
  position: absolute; width: 1px; height: 1px; padding: 0; margin: -1px;
  overflow: hidden; clip: rect(0 0 0 0); white-space: nowrap; border: 0;
}

.wrap {
  width: 100%;
  max-width: var(--wrap);
  margin-inline: auto;
  padding-inline: var(--gutter);
}

/* ── 3. Typographie ────────────────────────────────────────────────── */
.h2 {
  font-size: clamp(2.1rem, 4.7vw, 4.05rem);
  line-height: 1.045;
  letter-spacing: -.033em;
  font-weight: 600;
}
.h3 {
  font-size: clamp(1.7rem, 3.1vw, 2.7rem);
  line-height: 1.1;
  letter-spacing: -.026em;
  font-weight: 600;
}
.sec__head { margin-bottom: clamp(48px, 7vw, 96px); }
.sec__head--split {
  display: grid; gap: clamp(28px, 4vw, 72px);
  grid-template-columns: minmax(0, 1.15fr) minmax(0, .85fr);
  align-items: end;
}
.sec__head--center { text-align: center; max-width: 760px; margin-inline: auto; }
.sec__lede {
  font-size: clamp(1.02rem, 1.25vw, 1.2rem);
  color: var(--ink-2);
  max-width: 44ch;
  line-height: 1.6;
}
.sec__lede--center { margin: 22px auto 0; }

/* ── 4. Boutons ────────────────────────────────────────────────────── */
.btn {
  --bg: var(--blue);
  display: inline-flex; align-items: center; justify-content: center; gap: .4em;
  padding: 13px 26px;
  border: 0; border-radius: var(--r-pill);
  font-size: 1rem; font-weight: 500; letter-spacing: -.01em;
  cursor: pointer;
  transition: transform .12s ease-out, background-color .25s var(--ease),
              color .25s var(--ease), border-color .25s var(--ease), opacity .25s;
  will-change: transform;
}
.btn:active { transform: scale(.968); }

.btn--fill { background: var(--bg); color: #fff; }
.btn--fill:hover { background: var(--blue-dk); }

.btn--ghost {
  background: transparent; color: var(--blue);
  box-shadow: inset 0 0 0 1px currentColor;
}
.btn--ghost:hover { background: rgba(0, 113, 227, .07); }

.btn--text {
  background: none; color: var(--blue); padding: 13px 4px;
}
.btn__arrow { width: 14px; height: 14px; fill: none; stroke: currentColor; stroke-width: 1.8; stroke-linecap: round; stroke-linejoin: round; transition: transform .3s var(--ease); }
.btn--text:hover .btn__arrow { transform: translateX(3px); }

/* ── 5. Navigation ─────────────────────────────────────────────────── */
.nav {
  position: fixed; inset: 0 0 auto; z-index: 900;
  height: var(--nav-h);
  color: var(--ink);
  transition: color .5s var(--ease);
}
.nav::before {
  content: ''; position: absolute; inset: 0;
  background: rgba(255, 255, 255, .72);
  backdrop-filter: saturate(180%) blur(20px);
  -webkit-backdrop-filter: saturate(180%) blur(20px);
  border-bottom: 1px solid var(--hair-soft);
  opacity: 0;
  transition: opacity .45s var(--ease), background-color .5s var(--ease),
              border-color .5s var(--ease);
}
.nav.is-solid::before { opacity: 1; }
.nav.is-dark { color: var(--snow); }
.nav.is-dark::before {
  background: rgba(10, 10, 12, .62);
  border-bottom-color: var(--hair-inv);
}

.nav__in {
  position: relative; height: 100%;
  max-width: var(--wrap); margin-inline: auto;
  padding-inline: var(--gutter);
  display: flex; align-items: center; justify-content: space-between; gap: 24px;
}
.nav__brand {
  display: inline-flex; align-items: center; gap: 9px;
  font-size: .95rem; font-weight: 600; letter-spacing: -.012em;
}
.nav__mark { width: 21px; height: 21px; flex: none; }
.nav__mark rect { fill: currentColor; }
.nav__mark path {
  stroke: var(--paper); stroke-width: 2.7; fill: none;
  stroke-linecap: round; stroke-linejoin: round;
}
.nav.is-dark .nav__mark path { stroke: var(--night); }

.nav__links { display: flex; gap: clamp(14px, 2vw, 30px); }
.nav__links a {
  font-size: .8125rem; font-weight: 400; opacity: .82;
  position: relative; padding: 4px 0;
  transition: opacity .25s var(--ease);
}
.nav__links a::after {
  content: ''; position: absolute; left: 0; right: 0; bottom: 0; height: 1px;
  background: currentColor; transform: scaleX(0); transform-origin: left;
  transition: transform .4s var(--ease);
}
.nav__links a:hover { opacity: 1; }
.nav__links a:hover::after { transform: scaleX(1); }

.nav__right { display: flex; align-items: center; gap: 16px; }
.nav__login { font-size: .8125rem; opacity: .82; transition: opacity .25s var(--ease); }
.nav__login:hover { opacity: 1; }
.nav__cta {
  font-size: .8125rem; font-weight: 500;
  padding: 7px 14px; border-radius: 9px;
  background: var(--blue); color: #fff; white-space: nowrap;
  transition: background-color .25s var(--ease), transform .12s ease-out;
}
.nav__cta:hover { background: var(--blue-dk); }
.nav__cta:active { transform: scale(.96); }

@media (max-width: 860px) { .nav__links { display: none; } }

/* ── 6. Hero ───────────────────────────────────────────────────────── */
.hero {
  position: relative;
  min-height: 100vh; min-height: 100svh;
  display: grid; align-items: center;
  overflow: hidden;
  background: var(--paper-2);
  isolation: isolate;
}
/* La bande-annonce écrit ses propres titres sur sa moitié gauche : on n'en
   garde que la moitié droite, celle des écrans du produit, fondue dans le
   fond. Le titre de la page reste seul à parler. */
.hero__video {
  position: absolute; top: 0; left: 36%; width: 64%; height: 100%;
  z-index: -2; object-fit: cover; object-position: 100% center;
  background: var(--paper-2);
  -webkit-mask-image: linear-gradient(90deg, transparent 0%, rgba(0,0,0,.55) 22%, #000 40%);
          mask-image: linear-gradient(90deg, transparent 0%, rgba(0,0,0,.55) 22%, #000 40%);
}
/* Le son et la pause : deux petites touches, en bas à droite, toujours là. */
.hero__ctl {
  position: absolute; right: var(--gutter); bottom: 28px; z-index: 3;
  display: flex; gap: 8px;
}
.hero__btn {
  display: inline-flex; align-items: center; gap: 8px;
  height: 38px; min-width: 38px; padding: 0 11px;
  border: 1px solid var(--hair); border-radius: var(--r-sm);
  background: rgba(255, 255, 255, .78);
  backdrop-filter: saturate(160%) blur(12px); -webkit-backdrop-filter: saturate(160%) blur(12px);
  color: var(--ink); font-size: .8rem; font-weight: 500; cursor: pointer;
  transition: background-color .2s var(--ease), border-color .2s var(--ease);
}
.hero__btn:hover { background: #fff; border-color: rgba(0, 0, 0, .18); }
.hero__btn svg { width: 17px; height: 17px; fill: none; stroke: currentColor; stroke-width: 1.8; stroke-linecap: round; stroke-linejoin: round; }
.hero__btn .i-play path { fill: currentColor; stroke: none; }
.hero__btn .i-play, .hero__btn .i-on { display: none; }
.hero__btn[aria-pressed="true"] .i-play, .hero__btn--sound[aria-pressed="true"] .i-on { display: block; }
.hero__btn[aria-pressed="true"] .i-pause, .hero__btn--sound[aria-pressed="true"] .i-off { display: none; }
@media (max-width: 640px) { .hero__btn--sound span { display: none; } .hero__ctl { bottom: 18px; } }
.hero__veil {
  position: absolute; inset: 0; z-index: -1; pointer-events: none;
  background:
    linear-gradient(105deg, rgba(245,245,247,.98) 0%, rgba(245,245,247,.93) 30%,
                    rgba(245,245,247,.34) 52%, rgba(245,245,247,0) 68%),
    linear-gradient(0deg, rgba(245,245,247,.92) 0%, rgba(245,245,247,0) 34%);
}
.hero__in {
  position: relative;
  width: 100%; max-width: var(--wrap);
  margin-inline: auto; padding-inline: var(--gutter);
  padding-top: var(--nav-h);
}
.hero__eyebrow {
  font-size: .78rem; font-weight: 500; letter-spacing: .12em;
  text-transform: uppercase; color: var(--ink-3);
  margin-bottom: 26px;
}
.hero__title {
  font-size: clamp(3.1rem, 9.2vw, 8.6rem);
  line-height: .95;
  letter-spacing: -.045em;
  font-weight: 600;
  margin-bottom: 30px;
}
.hero__title .line { display: block; overflow: hidden; padding-bottom: .04em; }
.hero__title .line__i { display: block; will-change: transform; }
.hero__sub {
  max-width: 41ch;
  font-size: clamp(1.06rem, 1.55vw, 1.32rem);
  line-height: 1.52;
  color: var(--ink-2);
  letter-spacing: -.011em;
}
.hero__act { display: flex; flex-wrap: wrap; align-items: center; gap: 10px; margin-top: 38px; }

/* Portrait, ou écran trop étroit pour loger la vidéo à côté du titre : le
   texte en haut, la vidéo en bande dessous, sans jamais passer derrière. */
@media (max-aspect-ratio: 3/4), (max-width: 1100px) {
  .hero { align-items: start; }
  .hero__in { padding-top: calc(var(--nav-h) + 4vh); padding-bottom: calc(min(44vh, 420px) + 24px); }
  /* Le voile reste opaque jusque sous les boutons : sans cela, la carte
     produit passe derrière le texte et plus rien ne se lit. */
  .hero__veil {
    background:
      linear-gradient(180deg, rgba(245,245,247,.98) 0%, rgba(245,245,247,.97) 52%,
                      rgba(245,245,247,.9) 68%, rgba(245,245,247,.3) 80%,
                      rgba(245,245,247,0) 90%),
      linear-gradient(0deg, rgba(245,245,247,.72) 0%, rgba(245,245,247,0) 16%);
  }
  .hero__sub { max-width: 30ch; }
  .hero__title { margin-bottom: 22px; }
  .hero__act { margin-top: 26px; }
  /* en portrait, la vidéo n'occupe que le bas : on y montre l'écran du produit */
  .hero__video {
    top: auto; bottom: 0; left: 0; width: 100%; height: min(44vh, 420px); object-position: 80% center;
    -webkit-mask-image: linear-gradient(180deg, transparent 0%, #000 22%);
            mask-image: linear-gradient(180deg, transparent 0%, #000 22%);
  }
}

.hero__hint {
  position: absolute; left: 50%; bottom: 30px; translate: -50% 0;
  display: flex; flex-direction: column; align-items: center; gap: 10px;
  z-index: 2;
}
.hero__hintLabel {
  font-size: .68rem; letter-spacing: .17em; text-transform: uppercase;
  color: var(--ink-3);
}
.hero__rail {
  width: 1px; height: 54px; background: var(--hair);
  position: relative; overflow: hidden; border-radius: 1px;
}
.hero__bead {
  position: absolute; inset-inline: 0; height: 18px;
  background: var(--ink); border-radius: 1px;
  animation: bead 2.6s var(--ease-io) infinite;
}
@keyframes bead {
  0%   { transform: translateY(-20px); opacity: 0 }
  25%  { opacity: 1 }
  75%  { opacity: 1 }
  100% { transform: translateY(54px); opacity: 0 }
}
/* En portrait la carte produit occupe le bas du cadre : l'indice de
   défilement viendrait s'y poser. (Règle placée après la définition
   ci-dessus, pour la même spécificité.) */
@media (max-aspect-ratio: 3/4), (max-width: 1100px) {
  .hero__hint { display: none; }
}

/* ── 8. Manifeste ──────────────────────────────────────────────────── */
.manifesto { padding: clamp(110px, 16vw, 220px) 0; background: var(--paper); }
.manifesto__text {
  font-size: clamp(1.5rem, 3.1vw, 2.75rem);
  line-height: 1.28;
  letter-spacing: -.026em;
  font-weight: 500;
  max-width: 26ch;
}
.manifesto__text .w { display: inline-block; opacity: .16; will-change: opacity; }

/* ── 8 bis. Démonstration filmée ───────────────────────────────────── */
.film { padding: clamp(60px, 9vw, 130px) 0 clamp(20px, 4vw, 60px); background: var(--paper); }
.film__frame {
  position: relative; margin: clamp(28px, 5vw, 56px) auto 0; max-width: 1080px;
  border-radius: clamp(14px, 2vw, 26px); overflow: hidden; background: #0B0B0D;
  box-shadow: 0 2px 6px rgba(11,18,32,.06), 0 30px 70px -30px rgba(11,18,32,.3);
}
.film__video { display: block; width: 100%; height: auto; aspect-ratio: 16 / 9; background: #0B0B0D; }
/* Le bouton couvre l'affiche tant que la vidéo n'est pas lancée : une seule
   cible, grande, lisible au pouce comme à la souris. */
.film__play {
  position: absolute; inset: 0; display: flex; flex-direction: column;
  align-items: center; justify-content: center; gap: 14px;
  border: 0; cursor: pointer; color: #fff; font: inherit;
  background: linear-gradient(180deg, rgba(8,10,14,.12), rgba(8,10,14,.42));
  transition: background .3s var(--ease);
}
.film__play:hover { background: linear-gradient(180deg, rgba(8,10,14,.2), rgba(8,10,14,.5)); }
.film__play svg {
  width: 74px; height: 74px; padding: 20px; border-radius: 50%; fill: #0B0B0D;
  background: rgba(255,255,255,.94); box-shadow: 0 10px 30px rgba(0,0,0,.25);
  transition: transform .3s var(--ease);
}
.film__play:hover svg { transform: scale(1.06); }
.film__play span { font-size: .95rem; font-weight: 600; letter-spacing: -.01em; text-shadow: 0 1px 10px rgba(0,0,0,.4); }
.film__play em { font-style: normal; font-weight: 400; opacity: .8; margin-left: 6px; }
.film__frame.is-playing .film__play { display: none; }
@media (max-width: 640px) { .film__play svg { width: 60px; height: 60px; padding: 16px; } }

/* ── 9. Scène produit (3D épinglée) ────────────────────────────────── */
.stage { background: var(--night); color: var(--snow); }
.stage__pin {
  position: relative;
  height: 100vh; height: 100svh;
  overflow: hidden;
}
.stage__gl { position: absolute; inset: 0; width: 100%; height: 100%; touch-action: pan-y; }

.stage__head {
  position: absolute; top: clamp(84px, 11vh, 132px); left: 50%; translate: -50% 0;
  width: 100%; max-width: var(--wrap); padding-inline: var(--gutter);
  text-align: center; pointer-events: none;
}
.stage__title {
  font-size: clamp(1.9rem, 4.3vw, 3.7rem);
  line-height: 1.06; letter-spacing: -.032em;
}

.stage__copy {
  position: absolute; bottom: clamp(74px, 12vh, 132px); left: 50%; translate: -50% 0;
  width: 100%; max-width: var(--wrap); padding-inline: var(--gutter);
  pointer-events: none;
  display: grid; grid-template-columns: minmax(0, 420px); gap: 0;
  opacity: 0;
}
.stage__copy[data-panel="1"] { justify-content: end; }
/* Voile local : garde le texte lisible quand l'appareil passe dessous.
   Pas de bandeau opaque — un halo qui suit la colonne de texte. */
.stage__copy::before {
  content: ''; position: absolute; z-index: -1;
  inset: -40px var(--gutter) -60px var(--gutter);
  background: radial-gradient(60% 70% at 18% 60%, rgba(0,0,0,.82) 0%, rgba(0,0,0,.55) 45%, rgba(0,0,0,0) 78%);
}
.stage__copy[data-panel="1"]::before {
  background: radial-gradient(60% 70% at 82% 60%, rgba(0,0,0,.82) 0%, rgba(0,0,0,.55) 45%, rgba(0,0,0,0) 78%);
}
.stage__copy h3 {
  font-size: clamp(1.6rem, 2.7vw, 2.3rem);
  letter-spacing: -.028em; line-height: 1.1; margin-bottom: 14px;
}
.stage__copy > p { color: var(--snow-2); font-size: 1.02rem; line-height: 1.58; max-width: 38ch; }
.stage__list { margin-top: 22px; display: grid; gap: 9px; }
.stage__list li {
  font-size: .9rem; color: var(--snow-3); padding-left: 18px; position: relative;
}
.stage__list li::before {
  content: ''; position: absolute; left: 0; top: .62em;
  width: 5px; height: 5px; border-radius: 50%; background: var(--blue-hi);
}

.stage__cue {
  position: absolute; left: 50%; bottom: 26px; translate: -50% 0;
  display: flex; align-items: center; gap: 12px;
}
.stage__cueDot {
  width: 26px; height: 2px; border-radius: 2px;
  background: rgba(255, 255, 255, .22);
  transition: background-color .5s var(--ease);
}
.stage__cueDot.is-on { background: var(--snow); }
.stage__cue em {
  font-style: normal; font-size: .68rem; letter-spacing: .14em;
  text-transform: uppercase; color: var(--snow-3); margin-left: 8px;
}
@media (max-width: 760px) {
  .stage__copy { bottom: 96px; grid-template-columns: minmax(0, 1fr); }
  .stage__copy[data-panel="1"] { justify-content: stretch; }
  .stage__copy > p { max-width: none; }
  .stage__copy::before,
  .stage__copy[data-panel="1"]::before {
    inset: -60px 0 -80px 0;
    background: linear-gradient(0deg, rgba(0,0,0,.92) 0%, rgba(0,0,0,.78) 55%, rgba(0,0,0,0) 100%);
  }
  .stage__list { display: none; }
  .stage__cue em { display: none; }
}

/* ── 10. Méthode (rail horizontal épinglé) ─────────────────────────── */
.rail { background: var(--paper-2); }
.rail__pin {
  height: 100vh; height: 100svh;
  display: flex; flex-direction: column; justify-content: center;
  gap: clamp(30px, 5vh, 62px);
  overflow: hidden;
  padding-block: 90px 60px;
}
.rail__head { max-width: var(--wrap); width: 100%; margin-inline: auto; padding-inline: var(--gutter); }
.rail__track {
  display: flex; gap: clamp(18px, 2.4vw, 34px);
  padding-inline: var(--gutter);
  width: max-content; will-change: transform;
}
.step {
  flex: none;
  width: clamp(280px, 34vw, 430px);
  background: var(--paper);
  border: 1px solid var(--hair-soft);
  border-radius: var(--r-lg);
  padding: clamp(28px, 3vw, 44px);
  display: flex; flex-direction: column; gap: 14px;
  min-height: clamp(300px, 42vh, 400px);
  box-shadow: 0 1px 2px rgba(0,0,0,.03), 0 12px 34px -20px rgba(0,0,0,.18);
}
.step__no {
  font-size: .72rem; letter-spacing: .2em; color: var(--ink-3);
}
.step h3 { font-size: clamp(1.35rem, 2vw, 1.75rem); letter-spacing: -.024em; line-height: 1.12; }
.step p { color: var(--ink-2); font-size: .98rem; line-height: 1.58; }
.rail__bar {
  max-width: var(--wrap); width: 100%; margin-inline: auto;
  padding-inline: var(--gutter);
}
.rail__bar span {
  display: block; height: 2px; border-radius: 2px;
  background: var(--ink); transform-origin: left; transform: scaleX(0);
  box-shadow: 0 0 0 100vmax rgba(0,0,0,0);
}
.rail__bar { position: relative; }
.rail__bar::before {
  content: ''; position: absolute; left: var(--gutter); right: var(--gutter);
  height: 2px; border-radius: 2px; background: var(--hair);
}

/* ── 11. Services ──────────────────────────────────────────────────── */
.services { padding: clamp(110px, 15vw, 210px) 0; background: var(--paper); }
.svc { border-top: 1px solid var(--hair-soft); }
.svc__item {
  display: block;
  padding: clamp(36px, 4.6vw, 62px) 0;
  border-bottom: 1px solid var(--hair-soft);
  position: relative;
}
.svc__item::after {
  content: ''; position: absolute; inset: 0 calc(var(--gutter) * -.5);
  border-radius: var(--r-md); background: var(--paper-2);
  opacity: 0; z-index: -1; transition: opacity .5s var(--ease);
}
.svc__item:hover::after { opacity: .7; }
/* une ligne éditoriale par service : le titre à gauche, le texte à droite */
.svc__body { display: grid; grid-template-columns: minmax(0, .9fr) minmax(0, 1.1fr); gap: clamp(20px, 5vw, 80px); align-items: baseline; }
.svc__body h3 {
  font-size: clamp(1.5rem, 2.7vw, 2.4rem);
  letter-spacing: -.028em; line-height: 1.1; text-wrap: balance;
}
.svc__body p { color: var(--ink-2); font-size: clamp(1rem, 1.15vw, 1.1rem); line-height: 1.6; }
@media (max-width: 760px) {
  .svc__body { grid-template-columns: 1fr; gap: 12px; }
}

/* ── 12. Impact ────────────────────────────────────────────────────── */
.impact { padding: clamp(40px, 7vw, 110px) 0 clamp(110px, 14vw, 190px); background: var(--paper); }
.imp {
  display: grid; gap: clamp(36px, 5vw, 86px);
  grid-template-columns: minmax(0, 1.05fr) minmax(0, .95fr);
  align-items: center;
  padding-block: clamp(60px, 9vw, 130px);
}
.imp--flip .imp__fig { order: 2; }
.imp__fig {
  margin: 0; border-radius: var(--r-lg); overflow: hidden;
  background: var(--paper-2);
  aspect-ratio: 16 / 10;
}
.imp__fig img { width: 100%; height: 100%; object-fit: cover; will-change: transform; }
.imp__txt .h3 { margin-bottom: 20px; }
.imp__txt > p { color: var(--ink-2); font-size: clamp(1rem, 1.2vw, 1.12rem); line-height: 1.62; max-width: 46ch; }

.imp__note { margin-top: 30px; padding-top: 22px; border-top: 1px solid var(--hair-soft); color: var(--ink-3); font-size: .95rem; line-height: 1.55; max-width: 44ch; }

.imp__wide {
  margin: 0 auto; width: min(100% - var(--gutter) * 2, 1560px);
  border-radius: var(--r-xl); overflow: hidden; position: relative;
  aspect-ratio: 16 / 9;
}
.imp__wide img { width: 100%; height: 100%; object-fit: cover; will-change: transform; }
.imp__wide figcaption {
  position: absolute; inset: auto 0 0 0;
  padding: clamp(28px, 4vw, 58px);
  background: linear-gradient(0deg, rgba(0,0,0,.72), rgba(0,0,0,0));
}
.imp__wide figcaption p {
  color: var(--snow); font-size: clamp(1.05rem, 1.9vw, 1.6rem);
  letter-spacing: -.02em; font-weight: 500; max-width: 26ch; line-height: 1.28;
}
@media (max-width: 860px) {
  .imp { grid-template-columns: 1fr; }
  .imp--flip .imp__fig { order: 0; }
}

/* Révélation par masque au scroll */
.reveal-mask { clip-path: inset(0 0 100% 0); will-change: clip-path; }

/* ── 13. Galerie métiers (WebGL) ───────────────────────────────────── */
.gal {
  background: var(--night); color: var(--snow);
  padding: clamp(110px, 15vw, 200px) 0 clamp(90px, 12vw, 160px);
}
.gal .sec__lede { color: var(--snow-2); }
/* Un seul contexte WebGL couvre la grille ; les vignettes ne sont plus
   que des rectangles de mise en page, leurs légendes passant au-dessus. */
.gal__stage {
  position: relative;
  margin: clamp(20px, 3vw, 40px) auto 0;
  max-width: 1560px;
  padding-inline: var(--gutter);
}
#galGL {
  position: absolute; inset: 0;
  width: 100%; height: 100%;
  pointer-events: none;
}
.gal__grid {
  position: relative;
  display: grid; gap: clamp(10px, 1.1vw, 18px);
  grid-template-columns: repeat(3, 1fr);
}
.tile {
  position: relative; margin: 0; aspect-ratio: 3 / 4;
  border-radius: var(--r-md);
  background: transparent; cursor: pointer;
}
/* Repli sans WebGL : la planche devient un simple fond. */
.gal--flat .tile {
  overflow: hidden;
  background-color: #0B0B0D;
  background-size: cover;
  background-position: center;
  will-change: clip-path;
}
.gal--flat .tile__meta { opacity: 1; translate: 0 0; }
.tile figcaption {
  position: absolute; inset: auto 0 0 0; z-index: 2;
  padding: clamp(20px, 2.2vw, 34px);
  display: grid; gap: 6px; pointer-events: none;
  border-radius: 0 0 var(--r-md) var(--r-md);
  /* Le dégradé vit ici, pas dans la planche : la légende reste du texte
     réel, net à tout zoom, et la vignette garde sa matière. */
  background: linear-gradient(0deg, rgba(0,0,0,.72) 0%, rgba(0,0,0,.34) 46%, rgba(0,0,0,0) 100%);
}
.tile figcaption::before {
  content: ''; width: 34px; height: 2px; background: currentColor;
  opacity: .5; margin-bottom: 8px;
  transform-origin: left; transform: scaleX(.55);
  transition: transform .55s var(--ease), opacity .55s var(--ease);
}
.tile:hover figcaption::before { transform: scaleX(1); opacity: .9; }
.tile__name {
  font-size: clamp(1.1rem, 1.6vw, 1.45rem); font-weight: 600;
  letter-spacing: -.022em;
}
.tile__meta {
  font-size: .78rem; color: var(--snow-3); letter-spacing: .01em;
  opacity: 0; translate: 0 8px;
  transition: opacity .55s var(--ease), translate .55s var(--ease);
}
.tile:hover .tile__meta, .tile:focus-within .tile__meta { opacity: 1; translate: 0 0; }
@media (max-width: 900px) { .gal__grid { grid-template-columns: repeat(2, 1fr); } }
@media (max-width: 560px) { .gal__grid { grid-template-columns: 1fr; } }

/* ── 14. Tarifs ────────────────────────────────────────────────────── */
.pricing { padding: clamp(110px, 15vw, 200px) 0; background: var(--paper-2); }
.plans {
  display: grid; gap: clamp(14px, 1.6vw, 24px);
  grid-template-columns: repeat(3, 1fr);
  align-items: start;
}
.plan {
  background: var(--paper);
  border: 1px solid var(--hair-soft);
  border-radius: var(--r-lg);
  padding: clamp(28px, 3vw, 42px);
  display: flex; flex-direction: column; gap: 16px;
  position: relative;
  transition: transform .5s var(--ease), box-shadow .5s var(--ease);
}
.plan:hover { transform: translateY(-4px); box-shadow: 0 30px 60px -34px rgba(0,0,0,.28); }
.plan--hero {
  background: var(--night); color: var(--snow); border-color: transparent;
  box-shadow: 0 34px 70px -38px rgba(0,0,0,.6);
}
.plan__badge {
  position: absolute; top: -11px; left: clamp(28px, 3vw, 42px);
  font-size: .68rem; font-weight: 600; letter-spacing: .1em; text-transform: uppercase;
  background: var(--blue); color: #fff; padding: 5px 12px; border-radius: var(--r-pill);
}
.plan h3 { font-size: 1.22rem; letter-spacing: -.018em; }
.plan__price { display: flex; align-items: baseline; gap: 8px; }
.plan__n {
  font-size: clamp(2.5rem, 4vw, 3.3rem); font-weight: 600;
  letter-spacing: -.04em; line-height: 1; font-variant-numeric: tabular-nums;
}
.plan__price em { font-style: normal; font-size: .92rem; color: var(--ink-3); }
.plan--hero .plan__price em { color: var(--snow-3); }
.plan__for { font-size: .9rem; color: var(--ink-3); }
.plan--hero .plan__for { color: var(--snow-3); }
.plan ul { display: grid; gap: 11px; margin-top: 6px; padding-top: 22px; border-top: 1px solid var(--hair-soft); }
.plan--hero ul { border-top-color: var(--hair-inv); }
.plan li { font-size: .93rem; color: var(--ink-2); padding-left: 24px; position: relative; line-height: 1.5; }
.plan--hero li { color: var(--snow-2); }
.plan li::before {
  content: ''; position: absolute; left: 0; top: .34em;
  width: 13px; height: 8px; border-left: 2px solid var(--blue); border-bottom: 2px solid var(--blue);
  transform: rotate(-45deg);
}
.plan--hero li::before { border-color: var(--blue-hi); }
/* fonction annoncée, pas encore livrée : on le dit, on ne la simule pas */
.plan li.plan__soon { opacity: .72; }
.plan li.plan__soon::before { border: 0; width: 8px; height: 8px; border-radius: 50%; background: currentColor; transform: none; top: .5em; opacity: .5; }
.plan li.plan__soon em { font-style: normal; font-size: .82em; }
.plan .btn { margin-top: 12px; }
.plan--hero .btn--fill { background: var(--paper); color: var(--night); }
.plan--hero .btn--fill:hover { background: var(--snow); }
.pricing__note {
  margin-top: 36px; text-align: center; color: var(--ink-3); font-size: .9rem;
}
@media (max-width: 900px) { .plans { grid-template-columns: 1fr; } }

/* ── 15. Accès ─────────────────────────────────────────────────────── */
.cta {
  background: var(--night); color: var(--snow);
  padding: clamp(120px, 17vw, 230px) 0;
  text-align: center;
}
.cta__in { display: grid; justify-items: center; }
.cta__title {
  font-size: clamp(2.4rem, 6.6vw, 5.6rem);
  line-height: 1.02; letter-spacing: -.04em; font-weight: 600;
}
.cta__title .line { display: block; overflow: hidden; padding-bottom: .05em; }
.cta__title .line__i { display: block; will-change: transform; }
.cta__sub { margin-top: 26px; color: var(--snow-2); font-size: clamp(1rem, 1.4vw, 1.2rem); max-width: 40ch; }
.cta__form {
  margin-top: 44px; display: flex; gap: 10px; flex-wrap: wrap; justify-content: center;
  width: min(100%, 560px);
}
.cta__form input {
  flex: 1 1 260px;
  padding: 13px 22px; border-radius: var(--r-pill);
  background: rgba(255, 255, 255, .07);
  border: 1px solid var(--hair-inv);
  color: var(--snow);
  transition: border-color .3s var(--ease), background-color .3s var(--ease);
}
.cta__form input::placeholder { color: rgba(245,245,247,.38); }
.cta__form input:focus { outline: none; border-color: var(--blue-hi); background: rgba(255,255,255,.1); }
.cta__legal { margin-top: 20px; font-size: .82rem; color: var(--snow-3); }

/* ── 16. Pied de page ──────────────────────────────────────────────── */
.foot { background: var(--night); color: var(--snow); padding-bottom: 46px; }
.foot__in {
  display: grid; gap: clamp(32px, 5vw, 80px);
  grid-template-columns: minmax(0, 1fr) minmax(0, 2fr);
  padding-top: clamp(50px, 6vw, 80px);
  border-top: 1px solid var(--hair-inv);
}
.foot__brand { display: inline-flex; align-items: center; gap: 9px; font-weight: 600; letter-spacing: -.012em; }
.foot__cols { display: grid; grid-template-columns: repeat(4, 1fr); gap: 28px; }
.foot__cols h3 { font-size: .78rem; letter-spacing: .12em; text-transform: uppercase; color: var(--snow-3); margin-bottom: 16px; font-weight: 500; }
.foot__cols a { display: block; font-size: .9rem; color: var(--snow-2); padding: 5px 0; transition: color .25s var(--ease); }
.foot__cols a:hover { color: var(--snow); }
.foot__base {
  margin-top: clamp(44px, 6vw, 76px); padding-top: 26px;
  border-top: 1px solid var(--hair-inv);
  display: flex; flex-wrap: wrap; gap: 14px; justify-content: space-between;
  font-size: .8rem; color: var(--snow-3);
}
@media (max-width: 760px) {
  .foot__in { grid-template-columns: 1fr; }
  .foot__cols { grid-template-columns: 1fr 1fr; }
}

/* ── 17. États d'animation initiaux ────────────────────────────────── */
[data-anim] { will-change: transform, opacity; }
.js [data-anim="fade"] { opacity: 0; }
.js [data-anim="rise"] { opacity: 0; transform: translateY(26px); }

/* ── 18. Mouvement réduit ──────────────────────────────────────────── */
@media (prefers-reduced-motion: reduce) {
  .hero__bead { animation: none; opacity: .5; }
  .reveal-mask { clip-path: none !important; }
  .js [data-anim] { opacity: 1 !important; transform: none !important; }
  .manifesto__text .w { opacity: 1 !important; }
  .hero__title .line__i, .cta__title .line__i { transform: none !important; }
  * { scroll-behavior: auto !important; }
}
@media (prefers-reduced-transparency: reduce) {
  .nav::before { background: #fff; backdrop-filter: none; -webkit-backdrop-filter: none; }
  .nav.is-dark::before { background: #0A0A0C; }
}
@media (prefers-contrast: more) {
  :root { --ink-2: #4A4A4E; --ink-3: #5B5B60; --hair-soft: rgba(0,0,0,.18); }
  .manifesto__text .w { opacity: 1 !important; }
}

/* Accessibilité : lien d'évitement, visible seulement au clavier. */
.skip {
  position: absolute; left: -9999px; top: 0; z-index: 200;
  background: var(--ink); color: #fff; padding: 12px 18px;
  border-radius: 0 0 10px 0; font-size: .95rem; text-decoration: none;
}
.skip:focus { left: 0; }