/* =========================================================
   LE ROUIC — carrosserie industrielle
   Feuille de style principale
   Charte : _dossiers/identite-entreprise/design-system.md
   ========================================================= */

@font-face {
  font-family: 'Archivo';
  src: url('../fonts/archivo-var-latin.woff2') format('woff2-variations');
  font-weight: 400 800;
  font-stretch: 75% 125%;
  font-style: normal;
  font-display: swap;
}

:root {
  --noir: #08090a;
  --noir-2: #0e1013;
  --acier: #15181c;
  --acier-2: #1d2126;
  --blanc: #ffffff;
  --bleu: #2874b2;
  --cyan: #30b4d8;
  --bleu-nuit: #184884;
  --gris: #8d959c;
  --gris-fonce: #52585e;
  --gris-clair: #f2f4f6;

  --max: 1320px;
  --gut: clamp(1.25rem, 4vw, 4rem);

  /* Hexagone régulier, côtés plats en haut et en bas, pointes à gauche et à droite.
     Les six côtés ne sont de longueur égale que si la boîte respecte le ratio
     largeur / hauteur = 2 / racine(3) = 1.1547. Toute boîte portant --hex doit
     donc fixer sa hauteur à 0.866 fois sa largeur. */
  --hex: polygon(25% 0%, 75% 0%, 100% 50%, 75% 100%, 25% 100%, 0% 50%);
  --hex-ratio: 1.1547;
  --ease: cubic-bezier(.16, 1, .3, 1);
}

*, *::before, *::after { box-sizing: border-box; }

html {
  scroll-behavior: smooth;
  -webkit-text-size-adjust: 100%;
}

body {
  margin: 0;
  background: var(--noir);
  color: var(--blanc);
  font-family: 'Archivo', 'Helvetica Neue', Arial, sans-serif;
  font-variation-settings: 'wdth' 100;
  font-size: clamp(1rem, .95rem + .25vw, 1.125rem);
  line-height: 1.6;
  overflow-x: hidden;
  -webkit-font-smoothing: antialiased;
}

img { max-width: 100%; display: block; }
a { color: inherit; text-decoration: none; }

::selection { background: var(--cyan); color: var(--noir); }

/* ---------- typo ---------- */

.display {
  font-weight: 800;
  font-variation-settings: 'wdth' 118;
  text-transform: uppercase;
  line-height: .92;
  letter-spacing: -.01em;
  margin: 0;
}

h1.display { font-size: clamp(2.5rem, 7vw, 6.1rem); }
h2.display { font-size: clamp(2rem, 5.5vw, 4.4rem); }
h3.display { font-size: clamp(1.3rem, 2.2vw, 1.9rem); }
.display.titre-long { font-size: clamp(1.7rem, 3.4vw, 2.9rem); }

.eyebrow {
  font-size: clamp(.88rem, 1.1vw, 1rem);
  font-weight: 700;
  font-variation-settings: 'wdth' 112;
  letter-spacing: .2em;
  text-transform: uppercase;
  color: var(--cyan);
  display: flex;
  align-items: center;
  gap: .8em;
  margin: 0 0 1.5rem;
}
.eyebrow::before {
  content: '';
  width: 17px; height: 14.72px;
  background: var(--cyan);
  clip-path: var(--hex);
  flex: none;
}

.lead {
  font-size: clamp(1.05rem, 1.6vw, 1.35rem);
  color: #c9cfd4;
  max-width: 58ch;
}

.muted { color: var(--gris); }

/* ---------- structure ---------- */

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

section { position: relative; }

.section-pad { padding-block: clamp(5rem, 11vw, 9.5rem); }

/* ---------- header ---------- */

.site-header {
  position: fixed;
  inset: 0 0 auto 0;
  z-index: 100;
  padding-block: 1.1rem;
  transition: background .45s var(--ease), padding .45s var(--ease), border-color .45s;
  border-bottom: 1px solid transparent;
}
.site-header.is-stuck {
  background: rgba(8, 9, 10, .88);
  backdrop-filter: blur(14px);
  border-bottom-color: rgba(255, 255, 255, .09);
  padding-block: .7rem;
}
.site-header .wrap {
  display: flex;
  align-items: center;
  gap: 2rem;
}
/* flex: none — sans quoi le logo est le seul élément compressible du bandeau
   (le menu et le bouton sont en nowrap) et se fait écraser à zéro dès qu'il grandit. */
.brand { display: flex; align-items: center; gap: .75rem; margin-right: auto; flex: none; }
/* Le logo entre en grand et se rétracte dès que la page défile : c'est le seul
   élément du bandeau qui change de taille, la nuance doit donc être lisible. */
.brand img { height: 66px; width: auto; flex: none; transition: height .5s var(--ease); }
.is-stuck .brand img { height: 34px; }
/* paliers : le logo agrandi pousse le menu, il doit céder avant que le bouton déborde */
@media (max-width: 1320px) {
  .brand img { height: 44px; }
}
@media (max-width: 1200px) {
  .brand img { height: 46px; }
  .is-stuck .brand img { height: 28px; }
}

.nav {
  display: flex;
  gap: clamp(.85rem, 1.6vw, 1.7rem);
  font-size: .78rem;
  font-weight: 600;
  letter-spacing: .09em;
  text-transform: uppercase;
  white-space: nowrap;
}
.nav a { position: relative; padding-block: .35rem; color: #d5dade; transition: color .3s; }
.nav a::after {
  content: '';
  position: absolute;
  left: 0; bottom: 0;
  width: 100%; height: 1px;
  background: var(--cyan);
  transform: scaleX(0);
  transform-origin: right;
  transition: transform .4s var(--ease);
}
.nav a:hover { color: var(--blanc); }
.nav a:hover::after { transform: scaleX(1); transform-origin: left; }

.btn {
  display: inline-flex;
  align-items: center;
  gap: .7rem;
  padding: .85rem 1.6rem;
  font-size: .8rem;
  font-weight: 700;
  letter-spacing: .12em;
  text-transform: uppercase;
  white-space: nowrap;
  border: 1px solid rgba(255, 255, 255, .28);
  color: var(--blanc);
  background: transparent;
  transition: background .35s var(--ease), color .35s, border-color .35s, transform .35s var(--ease);
  cursor: pointer;
}
.btn:hover { background: var(--blanc); color: var(--noir); border-color: var(--blanc); }
.btn-primary {
  background: var(--cyan);
  border-color: var(--cyan);
  color: var(--noir);
}
.btn-primary:hover { background: var(--blanc); border-color: var(--blanc); }
.btn svg { width: 14px; height: 14px; }

.burger { display: none; }

/* ---------- hero ---------- */

.hero {
  position: relative;
  min-height: 100svh;
  display: flex;
  align-items: flex-end;
  padding-top: 7.6rem;
  overflow: hidden;
  isolation: isolate;
}
.hero-bg {
  position: absolute;
  inset: 0;
  z-index: -2;
}
.hero-bg img {
  width: 100%; height: 100%;
  object-fit: cover;
  object-position: 72% 42%;
  transform: scale(1.08);
  filter: grayscale(.22) contrast(1.06) brightness(.78);
  animation: heroZoom 18s var(--ease) forwards;
}
@keyframes heroZoom { to { transform: scale(1); } }

.hero-bg::after {
  content: '';
  position: absolute;
  inset: 0;
  background:
    linear-gradient(to top, var(--noir) 3%, rgba(8, 9, 10, .35) 45%, rgba(8, 9, 10, .6) 100%),
    linear-gradient(to right, rgba(8, 9, 10, .9) 6%, rgba(8, 9, 10, .55) 42%, rgba(8, 9, 10, .05) 78%);
}

/* trame technique */
.grid-overlay {
  position: absolute;
  inset: 0;
  z-index: -1;
  background-image:
    linear-gradient(rgba(255, 255, 255, .045) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255, 255, 255, .045) 1px, transparent 1px);
  background-size: 90px 90px;
  mask-image: radial-gradient(120% 90% at 20% 40%, #000 20%, transparent 75%);
  pointer-events: none;
}

.hero-inner { padding-bottom: clamp(2.2rem, 4vw, 3.4rem); width: 100%; }

.hero h1 { margin-bottom: 1.3rem; }
.hero h1 .line {
  display: block;
  overflow: hidden;
  /* Les capitales accentuées dépassent au-dessus de la boîte de ligne : sans cette
     réserve, le masque de l'animation coupe l'accent (Â de CHÂSSIS, É, È). */
  padding-top: .16em;
  margin-bottom: -.16em;
}
.hero h1 .line > span {
  display: block;
  transform: translateY(105%);
  animation: riseIn 1.1s var(--ease) forwards;
}
.hero h1 .line:nth-child(2) > span { animation-delay: .12s; }
.hero h1 .line:nth-child(3) > span { animation-delay: .24s; }
@keyframes riseIn { to { transform: translateY(0); } }

/* L'accent cyan sur le mot pivot est une convention de la charte, pas une
   particularité du hero : elle vaut pour tout titre en .display. La règle était
   restreinte à .hero h1, si bien que le premier <em> posé dans un h2 (section
   « Les gens » de la-maison, 2026-08-02) sortait en italique blanc. */
.display em {
  font-style: normal;
  color: var(--cyan);
}

.hero-sub {
  max-width: 46ch;
  opacity: 0;
  animation: fadeUp .9s var(--ease) .5s forwards;
}
.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: .9rem;
  margin-top: 1.9rem;
  opacity: 0;
  animation: fadeUp .9s var(--ease) .65s forwards;
}
@keyframes fadeUp {
  from { opacity: 0; transform: translateY(22px); }
  to { opacity: 1; transform: translateY(0); }
}

/* bandeau de preuves */
.proof {
  border-top: 1px solid rgba(255, 255, 255, .12);
  margin-top: clamp(1.8rem, 3.5vw, 2.8rem);
  padding-top: 1.2rem;
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(180px, 1fr));
  gap: 1.2rem 2rem;
  opacity: 0;
  animation: fadeUp .9s var(--ease) .8s forwards;
}
.proof div {
  display: flex;
  align-items: baseline;
  gap: .6rem;
  font-size: .78rem;
  letter-spacing: .09em;
  text-transform: uppercase;
  color: #b6bdc3;
  font-weight: 600;
}
.proof b {
  color: var(--blanc);
  font-size: 1.55rem;
  font-weight: 800;
  font-variation-settings: 'wdth' 115;
  letter-spacing: -.02em;
}

.scroll-cue {
  position: absolute;
  right: var(--gut);
  bottom: clamp(3rem, 7vw, 6rem);
  writing-mode: vertical-rl;
  font-size: .68rem;
  letter-spacing: .3em;
  text-transform: uppercase;
  color: var(--gris);
  display: flex;
  align-items: center;
  gap: 1rem;
}
.scroll-cue::after {
  content: '';
  width: 1px; height: 60px;
  background: linear-gradient(var(--cyan), transparent);
  animation: cue 2.2s ease-in-out infinite;
}
@keyframes cue { 0%, 100% { opacity: .25; } 50% { opacity: 1; } }

/* ---------- marquee ---------- */

.marquee {
  border-block: 1px solid rgba(255, 255, 255, .1);
  background: var(--noir-2);
  overflow: hidden;
  padding-block: 1.15rem;
  display: flex;
}
.marquee-track {
  display: flex;
  gap: 3.5rem;
  flex: none;
  padding-right: 3.5rem;
  animation: slide 38s linear infinite;
  white-space: nowrap;
}
.marquee:hover .marquee-track { animation-play-state: paused; }
@keyframes slide { to { transform: translateX(-100%); } }
.marquee span {
  font-size: .85rem;
  font-weight: 700;
  letter-spacing: .2em;
  text-transform: uppercase;
  color: #6f777e;
  display: flex;
  align-items: center;
  gap: 3.5rem;
}
.marquee span::after {
  content: '';
  width: 10px; height: 8.66px;
  background: var(--bleu);
  clip-path: var(--hex);
  flex: none;
}

/* ---------- entête de section ---------- */

.sec-head {
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(0, .85fr);
  gap: clamp(1.5rem, 4vw, 4rem);
  align-items: end;
  margin-bottom: clamp(2.5rem, 5vw, 4.5rem);
}
@media (max-width: 860px) { .sec-head { grid-template-columns: 1fr; } }

/* ---------- gammes ---------- */

.gammes {
  background: var(--noir);
  border-top: 1px solid rgba(255, 255, 255, .07);
}
.gamme-list { border-top: 1px solid rgba(255, 255, 255, .12); }

.gamme {
  position: relative;
  display: grid;
  grid-template-columns: 5.5rem minmax(0, 1fr) minmax(0, 1.15fr) auto;
  gap: clamp(1rem, 3vw, 3rem);
  align-items: center;
  padding-block: clamp(1.6rem, 3vw, 2.4rem);
  border-bottom: 1px solid rgba(255, 255, 255, .12);
  transition: padding-left .5s var(--ease), border-color .5s;
  overflow: hidden;
}
.gamme::before {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(90deg, rgba(40, 116, 178, .22), transparent 60%);
  opacity: 0;
  transition: opacity .5s var(--ease);
  z-index: -1;
}
.gamme:hover { padding-left: 1.5rem; border-bottom-color: var(--cyan); }
.gamme:hover::before { opacity: 1; }

.gamme-num {
  font-size: .72rem;
  letter-spacing: .18em;
  color: var(--gris-fonce);
  font-weight: 700;
}
.gamme-nom {
  font-size: clamp(1.5rem, 3.2vw, 2.6rem);
  font-weight: 800;
  font-variation-settings: 'wdth' 118;
  text-transform: uppercase;
  line-height: 1;
  letter-spacing: -.01em;
}
.gamme-desc { color: var(--gris); font-size: .95rem; }
.gamme-go {
  width: 46px; height: 46px;
  border: 1px solid rgba(255, 255, 255, .25);
  border-radius: 50%;
  display: grid;
  place-items: center;
  flex: none;
  transition: background .4s var(--ease), border-color .4s, transform .4s var(--ease);
}
.gamme:hover .gamme-go { background: var(--cyan); border-color: var(--cyan); color: var(--noir); transform: rotate(-45deg); }

@media (max-width: 800px) {
  .gamme { grid-template-columns: 3rem minmax(0, 1fr) auto; }
  .gamme-desc { grid-column: 2 / -1; }
}

/* ---------- savoir-faire (bandes visuelles) ---------- */

.craft { background: var(--noir-2); }

.craft-grid {
  display: grid;
  grid-template-columns: repeat(12, 1fr);
  gap: clamp(1rem, 2vw, 1.6rem);
}
.craft-card {
  position: relative;
  overflow: hidden;
  min-height: 300px;
  display: flex;
  align-items: flex-end;
  padding: clamp(1.3rem, 2.5vw, 2.2rem);
  background: var(--acier);
  isolation: isolate;
}
.craft-card img {
  position: absolute;
  inset: 0;
  z-index: -2;
  width: 100%; height: 100%;
  object-fit: cover;
  transition: transform 1.2s var(--ease), filter .8s;
  filter: grayscale(.2) brightness(.72);
}
.craft-card::after {
  content: '';
  position: absolute;
  inset: 0;
  z-index: -1;
  background: linear-gradient(to top, rgba(8, 9, 10, .92) 5%, rgba(8, 9, 10, .1) 70%);
}
.craft-card:hover img { transform: scale(1.06); filter: grayscale(0) brightness(.8); }
.craft-card h3 { margin: 0 0 .4rem; }
.craft-card p { margin: 0; font-size: .92rem; color: #c2c8cd; max-width: 42ch; }

.c-12 { grid-column: span 12; min-height: 300px; }
.c-8 { grid-column: span 8; min-height: 460px; }
.c-4 { grid-column: span 4; }
.c-6 { grid-column: span 6; }
@media (max-width: 900px) {
  .c-8, .c-4, .c-6, .c-12 { grid-column: span 12; }
  .c-8 { min-height: 340px; }
}

/* ---------- chiffres ---------- */

.stats {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(210px, 1fr));
  gap: 1px;
  background: rgba(255, 255, 255, .12);
  border: 1px solid rgba(255, 255, 255, .12);
  margin-top: clamp(2rem, 4vw, 3.5rem);
}
.stat {
  background: var(--noir-2);
  padding: clamp(1.6rem, 3vw, 2.4rem);
  position: relative;
  transition: background .5s var(--ease);
}
.stat:hover { background: var(--acier); }
.stat b {
  display: block;
  font-size: clamp(2.4rem, 4.5vw, 3.6rem);
  font-weight: 800;
  font-variation-settings: 'wdth' 118;
  line-height: 1;
  letter-spacing: -.03em;
  margin-bottom: .5rem;
}
.stat b i { font-style: normal; color: var(--cyan); font-size: .5em; margin-left: .12em; }
.stat span {
  font-size: .76rem;
  letter-spacing: .13em;
  text-transform: uppercase;
  color: var(--gris);
  font-weight: 600;
}

/* ---------- réglementaire ---------- */

.reg {
  background:
    radial-gradient(80% 120% at 85% 10%, rgba(40, 116, 178, .35), transparent 60%),
    var(--noir);
  border-top: 1px solid rgba(255, 255, 255, .07);
  overflow: hidden;
}
.reg-grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(0, .9fr);
  gap: clamp(2rem, 5vw, 5rem);
  align-items: center;
}
@media (max-width: 900px) { .reg-grid { grid-template-columns: 1fr; } }

/* ---------- après-vente ---------- */

.sav {
  background: var(--noir-2);
  border-top: 1px solid rgba(255, 255, 255, .07);
}
.sav .hex-frame::before { background: linear-gradient(320deg, var(--bleu), transparent 55%); }

.reg ul, .sav ul { list-style: none; margin: 2rem 0 0; padding: 0; display: grid; gap: 1rem; }
.reg li, .sav li {
  display: grid;
  grid-template-columns: 14px 1fr;
  gap: 1rem;
  align-items: start;
  padding-bottom: 1rem;
  border-bottom: 1px solid rgba(255, 255, 255, .1);
}
.reg li::before, .sav li::before {
  content: '';
  width: 14px; height: 12.12px;
  background: var(--cyan);
  clip-path: var(--hex);
  margin-top: .45em;
}
.reg li b, .sav li b { display: block; font-weight: 700; }
.reg li span, .sav li span { color: var(--gris); font-size: .92rem; }

.hex-photo {
  position: relative;
  aspect-ratio: var(--hex-ratio);
  clip-path: var(--hex);
  overflow: hidden;
}
.hex-photo img { width: 100%; height: 100%; object-fit: cover; }
.hex-frame { position: relative; }
.hex-frame::before {
  content: '';
  position: absolute;
  inset: -15.6px -18px;
  clip-path: var(--hex);
  background: linear-gradient(150deg, var(--cyan), transparent 55%);
  opacity: .5;
}

/* ---------- héritage ---------- */

.legacy { background: var(--gris-clair); color: var(--noir); }
.legacy .lead { color: #3c4247; }
.legacy .eyebrow { color: var(--bleu); }
.legacy .eyebrow::before { background: var(--bleu); }

.legacy-grid {
  display: grid;
  grid-template-columns: minmax(0, .85fr) minmax(0, 1fr);
  gap: clamp(2rem, 5vw, 5rem);
  align-items: center;
}
@media (max-width: 900px) { .legacy-grid { grid-template-columns: 1fr; } }

.timeline { margin-top: 2.5rem; display: grid; gap: 0; }
.tl {
  display: grid;
  grid-template-columns: 7rem 1fr;
  gap: 1.5rem;
  padding-block: 1.1rem;
  border-top: 1px solid rgba(0, 0, 0, .14);
  align-items: baseline;
}
.tl:last-child { border-bottom: 1px solid rgba(0, 0, 0, .14); }
.tl b {
  font-size: 1.15rem;
  font-weight: 800;
  font-variation-settings: 'wdth' 115;
  color: var(--bleu);
  letter-spacing: -.01em;
}
.tl span { color: #4a5157; font-size: .95rem; }

/* ---------- recrutement ---------- */

.join {
  position: relative;
  overflow: hidden;
  background: var(--acier);
}
.join img {
  position: absolute; inset: 0;
  width: 100%; height: 100%;
  object-fit: cover;
  filter: grayscale(.4) brightness(.4);
}
.join .wrap { position: relative; text-align: center; }
.join .lead { margin-inline: auto; }

/* ---------- contact / pied ---------- */

.foot { background: var(--noir); border-top: 1px solid rgba(255, 255, 255, .1); }
.foot-grid {
  display: grid;
  grid-template-columns: 1.3fr 1fr 1fr;
  gap: clamp(2rem, 4vw, 4rem);
  padding-block: clamp(3.5rem, 7vw, 5.5rem);
}
@media (max-width: 860px) { .foot-grid { grid-template-columns: 1fr 1fr; } .foot-brand { grid-column: 1 / -1; } }

.foot h4 {
  font-size: .74rem;
  letter-spacing: .2em;
  text-transform: uppercase;
  color: var(--cyan);
  margin: 0 0 1.2rem;
  font-weight: 700;
}
.foot ul { list-style: none; margin: 0; padding: 0; display: grid; gap: .6rem; font-size: .95rem; color: #b6bdc3; }
.foot a:hover { color: var(--cyan); }
.foot-brand img { height: 40px; margin-bottom: 1.4rem; }

.foot-bottom {
  border-top: 1px solid rgba(255, 255, 255, .1);
  padding-block: 1.1rem;
  display: grid;
  grid-template-columns: 1fr auto 1fr;
  align-items: center;
  gap: 1rem 1.5rem;
  font-size: .78rem;
  color: var(--gris-fonce);
}
.foot-bottom > :last-child { justify-self: end; }

/* emblème hérité du charronnage, centré dans le bandeau */
.embleme {
  width: 48px;
  height: auto;
  justify-self: center;
  transition: transform 1.4s var(--ease);
}
.embleme:hover { transform: rotate(60deg); }

@media (max-width: 700px) {
  .foot-bottom {
    grid-template-columns: 1fr;
    justify-items: center;
    text-align: center;
  }
  .foot-bottom > :last-child { justify-self: center; }
  .embleme { order: -1; margin-bottom: .4rem; }
}

.tel-xl {
  font-size: clamp(1.4rem, 2.6vw, 2rem);
  font-weight: 800;
  font-variation-settings: 'wdth' 112;
  letter-spacing: -.02em;
  display: inline-block;
  margin-bottom: .3rem;
}

/* ---------- pages internes ---------- */

.page-hero {
  min-height: 68svh;
  padding-top: 9rem;
}
.page-hero .hero-bg img { animation: none; transform: none; filter: grayscale(.3) brightness(.6); }

.fil {
  font-size: .78rem;
  letter-spacing: .1em;
  text-transform: uppercase;
  color: var(--gris);
  margin: 0 0 1.5rem;
  display: flex;
  flex-wrap: wrap;
  gap: .6rem;
}
.fil a { color: var(--gris); transition: color .3s; }
.fil a:hover { color: var(--cyan); }
.fil span { color: var(--gris-fonce); }

.blocs {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 1px;
  background: rgba(255, 255, 255, .12);
  border: 1px solid rgba(255, 255, 255, .12);
}
.bloc {
  background: var(--noir-2);
  padding: clamp(1.6rem, 3vw, 2.4rem);
  transition: background .5s var(--ease);
}
.bloc:hover { background: var(--acier); }
.bloc h3 { margin: 0 0 .8rem; }
.bloc p { margin: 0; color: #c2c8cd; font-size: .95rem; }

.equip {
  background: var(--noir-2);
  border-top: 1px solid rgba(255, 255, 255, .07);
}

/* lien de continuation vers une page dédiée */
.lien-suite {
  display: inline-flex;
  align-items: center;
  gap: .7rem;
  margin-top: clamp(1.8rem, 3vw, 2.6rem);
  padding-bottom: .4rem;
  font-size: .82rem;
  font-weight: 700;
  letter-spacing: .12em;
  text-transform: uppercase;
  color: var(--cyan);
  border-bottom: 1px solid rgba(48, 180, 216, .35);
  transition: color .35s, border-color .35s, gap .35s var(--ease);
}
.lien-suite:hover { color: var(--blanc); border-color: var(--blanc); gap: 1.1rem; }
.lien-suite svg { width: 15px; height: 15px; }

/* étapes numérotées */
.etapes { border-top: 1px solid rgba(255, 255, 255, .12); }
.etape {
  display: grid;
  grid-template-columns: 5.5rem 1fr;
  gap: clamp(1rem, 3vw, 3rem);
  padding-block: clamp(1.6rem, 3vw, 2.2rem);
  border-bottom: 1px solid rgba(255, 255, 255, .12);
  transition: padding-left .5s var(--ease), border-color .5s;
}
.etape:hover { padding-left: 1.2rem; border-bottom-color: var(--cyan); }
.etape-num {
  font-size: .72rem;
  letter-spacing: .18em;
  color: var(--gris-fonce);
  font-weight: 700;
  padding-top: .5em;
}
.etape h3 { margin: 0 0 .5rem; }
.etape p { margin: 0; color: #c2c8cd; font-size: .95rem; max-width: 70ch; }
@media (max-width: 700px) { .etape { grid-template-columns: 3rem 1fr; } }

.tags {
  list-style: none;
  margin: 0;
  padding: 0;
  display: flex;
  flex-wrap: wrap;
  gap: .7rem;
}
.tags li {
  border: 1px solid rgba(255, 255, 255, .22);
  padding: .6rem 1.2rem;
  font-size: .82rem;
  font-weight: 600;
  letter-spacing: .06em;
  text-transform: uppercase;
  transition: border-color .35s, color .35s;
}
.tags li:hover { border-color: var(--cyan); color: var(--cyan); }

.autres {
  display: flex;
  flex-wrap: wrap;
  gap: .8rem 1.6rem;
  padding-bottom: clamp(2rem, 4vw, 3rem);
  border-bottom: 1px solid rgba(255, 255, 255, .1);
}
.autres a {
  font-size: clamp(1.1rem, 2vw, 1.6rem);
  font-weight: 800;
  font-variation-settings: 'wdth' 115;
  text-transform: uppercase;
  letter-spacing: -.01em;
  color: #6f777e;
  transition: color .35s;
}
.autres a:hover { color: var(--blanc); }

/* ---------- étiquette de variante (comparatif interne, retirée à la mise en ligne) ---------- */

.variante-tag {
  position: fixed;
  left: 0; bottom: 0;
  z-index: 200;
  background: var(--cyan);
  color: var(--noir);
  font-size: .7rem;
  font-weight: 800;
  letter-spacing: .12em;
  text-transform: uppercase;
  padding: .55rem 1.1rem;
}

.ext {
  display: inline-block;
  white-space: nowrap;
  font-size: .5em;
  font-weight: 700;
  letter-spacing: .14em;
  color: var(--cyan);
  vertical-align: middle;
  margin-left: .7em;
  border: 1px solid currentColor;
  padding: .25em .6em;
  text-transform: uppercase;
}

/* ---------- révélation au scroll ---------- */

.reveal {
  opacity: 0;
  transform: translateY(34px);
  transition: opacity 1s var(--ease), transform 1s var(--ease);
}
.reveal.in { opacity: 1; transform: none; }
.reveal.d1 { transition-delay: .1s; }
.reveal.d2 { transition-delay: .2s; }
.reveal.d3 { transition-delay: .3s; }

@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after {
    animation-duration: .01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: .01ms !important;
  }
  .reveal { opacity: 1; transform: none; }
  .hero h1 .line > span { transform: none; }
  .hero-sub, .hero-actions, .proof { opacity: 1; }
}

/* ---------- mobile ---------- */

@media (max-width: 1200px) {
  .nav {
    position: fixed;
    inset: 0;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    gap: 1.8rem;
    background: rgba(8, 9, 10, .97);
    backdrop-filter: blur(10px);
    font-size: 1.15rem;
    transform: translateX(100%);
    transition: transform .5s var(--ease);
  }
  .nav.open { transform: none; }
  .header-cta { display: none; }
  .burger {
    display: grid;
    gap: 5px;
    background: none;
    border: 0;
    padding: .5rem;
    cursor: pointer;
    z-index: 2;
  }
  .burger i { display: block; width: 26px; height: 2px; background: var(--blanc); transition: transform .4s var(--ease), opacity .3s; }
  .burger.open i:nth-child(1) { transform: translateY(7px) rotate(45deg); }
  .burger.open i:nth-child(2) { opacity: 0; }
  .burger.open i:nth-child(3) { transform: translateY(-7px) rotate(-45deg); }
  .scroll-cue { display: none; }
}

/* ---------------------------------------------------------
   Questions-réponses (page homologation-questions)
   Structure sobre : une question, une réponse, pas d'accordéon.
   Un contenu replié est un contenu qu'on ne lit pas, et la page
   est faite pour être lue autant que citée.
   --------------------------------------------------------- */
.faq-liste { border-top: 1px solid rgba(255, 255, 255, .12); }
.faq-item {
  padding: clamp(1.8rem, 3.5vw, 2.8rem) 0;
  border-bottom: 1px solid rgba(255, 255, 255, .12);
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(0, 1.35fr);
  gap: clamp(1rem, 4vw, 3.5rem);
  align-items: start;
}
.faq-item h3 {
  margin: 0;
  font-size: clamp(1.1rem, 1.9vw, 1.45rem);
  line-height: 1.25;
}
.faq-item .faq-rep > p { margin: 0 0 .9rem; color: var(--gris); max-width: 62ch; }
.faq-item .faq-rep > p:last-child { margin-bottom: 0; }
.faq-item .faq-rep b { color: var(--blanc); font-weight: 600; }

@media (max-width: 860px) {
  .faq-item { grid-template-columns: 1fr; gap: .9rem; }
}