@charset "utf-8";

/* ==========================================================================
   Amaël Orset — menuisier sur mesure (Grenoble)
   Direction : l'atelier, pas la quincaillerie de série. Couleur de marque
   tirée du noyer, neutre en pierre froide, accent en laiton (la couleur des
   charnières et des poignées). Signature : l'assemblage à queue d'aronde,
   le seul assemblage de menuiserie immédiatement reconnaissable.
   Rampes calculées en OKLCH avec palette.mjs, jamais à l'œil.
   ========================================================================== */

/* --- Polices auto-hébergées : zéro origine tierce, donc zéro bandeau ------ */

@font-face {
  font-family: 'Space Grotesk';
  src: url('../fonts/space-grotesk-variable.woff2') format('woff2');
  font-weight: 450 700;
  font-style: normal;
  font-display: swap;
  unicode-range: U+0000-00FF, U+0131, U+0152-0153, U+02BB-02BC, U+02C6, U+02DA,
    U+02DC, U+0304, U+0308, U+0329, U+2000-206F, U+20AC, U+2122, U+2191, U+2193,
    U+2212, U+2215, U+FEFF, U+FFFD;
}

@font-face {
  font-family: 'Work Sans';
  src: url('../fonts/work-sans-variable.woff2') format('woff2');
  font-weight: 100 900;
  font-style: normal;
  font-display: swap;
  unicode-range: U+0000-00FF, U+0131, U+0152-0153, U+02BB-02BC, U+02C6, U+02DA,
    U+02DC, U+0304, U+0308, U+0329, U+2000-206F, U+20AC, U+2122, U+2191, U+2193,
    U+2212, U+2215, U+FEFF, U+FFFD;
}

/* --- Palier 1 : valeurs littérales issues de palette.mjs ------------------ */

:root {
  /* Le noyer : bois de la marque, teinte OKLCH 56°, chroma 0.061 */
  --noyer-050: #fbf4f0;
  --noyer-100: #f4e8e0;
  --noyer-200: #e7d2c5;
  --noyer-300: #d5b7a3;
  --noyer-400: #c09b82;
  --noyer-500: #a98267;
  --noyer-600: #8e6b52;
  --noyer-700: #72533e;
  --noyer-800: #553e2f;
  --noyer-900: #392a1f;
  --noyer-950: #231912;

  /* La pierre : neutre froid, teinte OKLCH 84°, chroma 0.010 */
  --pierre-050: #f6f6f4;
  --pierre-100: #ebeae8;
  --pierre-200: #d8d7d3;
  --pierre-300: #c0bdb9;
  --pierre-400: #a6a39d;
  --pierre-500: #8e8b85;
  --pierre-600: #76736d;
  --pierre-700: #5d5a56;
  --pierre-800: #464440;
  --pierre-900: #2f2e2b;
  --pierre-950: #1c1b19;

  /* Le laiton : quincaillerie — charnières, poignées — teinte OKLCH 76°, chroma 0.104 */
  --laiton-050: #fcf5ea;
  --laiton-100: #f6e8d5;
  --laiton-200: #ead3b3;
  --laiton-300: #dab887;
  --laiton-400: #c69b5c;
  --laiton-500: #b0823b;
  --laiton-600: #956a24;
  --laiton-700: #775317;
  --laiton-800: #593e13;
  --laiton-900: #3c2a0d;

  /* --- Palier 2 : les rôles. C'est ce que le reste du CSS utilise. ------- */

  --fond: var(--pierre-050);
  --fond-surface: #ffffff;
  --fond-profond: var(--noyer-900);

  --texte: var(--noyer-900);          /* 12,73:1 sur le fond */
  --texte-doux: var(--pierre-700);    /*  6,34:1 */
  --texte-tenu: var(--pierre-700);

  --accent: var(--laiton-500);        /* tracés, aplats, grands titres */
  --accent-vif: var(--laiton-400);
  --accent-texte: var(--laiton-700);  /* 6,40:1 — texte courant */
  --accent-doux: var(--laiton-050);

  --filet: var(--pierre-200);
  --filet-fort: var(--pierre-300);

  --police-titre: 'Space Grotesk', 'Helvetica Neue', Arial, sans-serif;
  --police-texte: 'Work Sans', 'Helvetica Neue', Arial, sans-serif;
  --police-technique: 'Space Grotesk', ui-monospace, 'SFMono-Regular', Consolas, monospace;

  --largeur-lecture: 68ch;
  --largeur-page: 76rem;

  --joint-fin: 0.1875rem;
  --gouttiere: clamp(1rem, 2.5vw, 1.75rem);
  --respiration: clamp(3.25rem, 7vw, 6rem);

  --rayon: 4px;

  color-scheme: light;
}

/* --- Base ---------------------------------------------------------------- */

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

html {
  -webkit-text-size-adjust: 100%;
  scroll-behavior: smooth;
  scroll-padding-block-start: 5rem;
}

body {
  margin: 0;
  background: var(--fond);
  color: var(--texte);
  font-family: var(--police-texte);
  font-size: clamp(1.0625rem, 0.98rem + 0.35vw, 1.1875rem);
  font-weight: 400;
  font-size-adjust: from-font;
  line-height: 1.65;
  -webkit-font-smoothing: antialiased;
  text-wrap: pretty;
  font-variant-numeric: tabular-nums;
}

img,
svg,
video {
  max-width: 100%;
  height: auto;
}

a {
  color: var(--accent-texte);
  text-underline-offset: 0.18em;
  text-decoration-thickness: 1px;
}

a:hover {
  text-decoration-thickness: 2px;
}

:focus-visible {
  outline: 3px solid var(--laiton-700);
  outline-offset: 3px;
}

h1,
h2,
h3 {
  font-family: var(--police-titre);
  color: var(--texte);
  line-height: 1.08;
  letter-spacing: -0.01em;
  text-wrap: balance;
  margin: 0 0 0.6em;
}

h1 {
  font-size: clamp(2.1rem, 1.15rem + 4vw, 3.9rem);
  font-weight: 700;
}

h2 {
  font-size: clamp(1.75rem, 1.15rem + 2.4vw, 2.75rem);
  font-weight: 700;
}

h3 {
  font-size: clamp(1.15rem, 1.02rem + 0.5vw, 1.35rem);
  font-weight: 700;
}

.groupe-titre {
  margin: 2.5rem 0 0;
  font-size: 1.05rem;
  font-family: var(--police-technique);
  font-weight: 500;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--accent-texte);
}

.groupe-titre:first-of-type {
  margin-block-start: 2.5rem;
}

p {
  margin: 0 0 1.1em;
  max-width: var(--largeur-lecture);
}

ul {
  padding-inline-start: 1.15em;
}

.sr-only {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip-path: inset(50%);
  white-space: nowrap;
  border: 0;
}

.evitement {
  position: absolute;
  inset-block-start: 0;
  inset-inline-start: 0;
  z-index: 100;
  padding: 0.75rem 1.25rem;
  background: var(--texte);
  color: var(--pierre-050);
  transform: translateY(-120%);
}

.evitement:focus {
  transform: translateY(0);
}

/* --- Trame de page ------------------------------------------------------- */

.enveloppe {
  width: min(100% - 2 * var(--gouttiere), var(--largeur-page));
  margin-inline: auto;
}

.section {
  padding-block: var(--respiration);
  border-block-start: var(--joint-fin) solid var(--filet);
}

.section:first-of-type {
  border-block-start: 0;
}

.section > .enveloppe > h2 {
  margin-block-end: 0.35em;
}

.etiquette {
  display: block;
  font-family: var(--police-technique);
  font-size: 0.8125rem;
  font-weight: 500;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--accent-texte);
  margin-block-end: 1.1rem;
}

.chapeau {
  font-size: 1.12em;
  color: var(--texte-doux);
  max-width: 58ch;
}

/* --- En-tête -------------------------------------------------------------- */

.entete {
  position: sticky;
  inset-block-start: 0;
  z-index: 40;
  background: color-mix(in srgb, var(--fond) 92%, transparent);
  backdrop-filter: blur(8px);
  border-block-end: var(--joint-fin) solid var(--filet);
}

.entete__bloc {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  min-height: 4rem;
}

.marque {
  display: inline-flex;
  align-items: baseline;
  gap: 0.55rem;
  font-family: var(--police-titre);
  font-weight: 700;
  font-size: 1.1rem;
  letter-spacing: -0.01em;
  color: var(--texte);
  text-decoration: none;
}

.marque__logo {
  width: 3rem;
  height: 3rem;
  object-fit: contain;
  flex: none;
  align-self: center;
  border-radius: var(--rayon);
}

.marque__nom {
  white-space: nowrap;
}

.marque__metier {
  font-family: var(--police-technique);
  font-size: 0.75rem;
  font-weight: 400;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--texte-doux);
}

.nav {
  display: none;
  gap: 1.5rem;
}

.nav a {
  color: var(--texte-doux);
  font-size: 0.95rem;
  text-decoration: none;
}

.nav a:hover {
  color: var(--accent-texte);
  text-decoration: underline;
}

.entete .bouton {
  display: none;
}

@media (min-width: 62rem) {
  .nav {
    display: flex;
  }

  .entete .bouton {
    display: inline-flex;
  }
}

/* --- Boutons -------------------------------------------------------------- */

.bouton {
  display: inline-flex;
  align-items: center;
  gap: 0.6rem;
  padding: 0.85rem 1.4rem;
  border: 2px solid var(--accent-texte);
  border-radius: var(--rayon);
  background: var(--accent-texte);
  color: #fff;
  font-family: var(--police-titre);
  font-size: 1rem;
  font-weight: 700;
  line-height: 1.2;
  text-decoration: none;
  cursor: pointer;
  transition: background-color 0.18s ease, transform 0.18s ease;
}

.bouton:hover {
  background: var(--laiton-800);
  border-color: var(--laiton-800);
  transform: translateY(-1px);
}

.bouton--fantome {
  background: transparent;
  color: var(--accent-texte);
}

.bouton--fantome:hover {
  background: var(--accent-doux);
  border-color: var(--accent-texte);
  color: var(--laiton-800);
}

.bouton--compact {
  padding: 0.6rem 1rem;
  font-size: 0.95rem;
}

/* --- Héros : le fil du bois ------------------------------------------------ */

.heros {
  position: relative;
  overflow: hidden;
  padding-block: clamp(3rem, 8vw, 5.5rem) 0;
}

.heros__texte {
  position: relative;
  z-index: 2;
}

.heros h1 {
  hyphens: none;
}

.heros h1 .accent {
  color: var(--accent-texte);
}

.heros__chapeau {
  max-width: 46ch;
  font-size: clamp(1.1rem, 1rem + 0.5vw, 1.35rem);
  color: var(--texte-doux);
  margin-block-start: 1.4rem;
}

.heros__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 0.85rem;
  margin-block-start: 2rem;
}

.heros__reperes {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem 1.75rem;
  margin: 2.25rem 0 0;
  padding: 0;
  list-style: none;
  font-family: var(--police-technique);
  font-size: 0.85rem;
  color: var(--texte-doux);
}

.heros__reperes li::before {
  content: '▪';
  color: var(--accent);
  margin-inline-end: 0.5rem;
}

/* Le veinage : lignes de bois horizontales, tracées en dégradés répétés —
   la même technique de sol carrelé de calepinage, appliquée au fil du bois. */
.heros__fil {
  --veine: 46px;
  position: relative;
  height: clamp(120px, 18vw, 200px);
  margin-block-start: clamp(2.5rem, 5vw, 3.5rem);
  background-color: var(--noyer-200);
  background-image:
    repeating-linear-gradient(
      178deg,
      color-mix(in srgb, var(--noyer-300) 70%, transparent) 0,
      color-mix(in srgb, var(--noyer-300) 70%, transparent) 2px,
      transparent 2px,
      transparent var(--veine)
    );
  -webkit-mask-image: linear-gradient(to bottom, #000 0%, #000 55%, transparent 100%);
  mask-image: linear-gradient(to bottom, #000 0%, #000 55%, transparent 100%);
}

@media (min-width: 62rem) {
  .heros {
    padding-block-end: 0;
  }
}

/* --- Repères de confiance ------------------------------------------------- */

.reperes {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: var(--joint-fin);
  background: var(--filet);
  border: var(--joint-fin) solid var(--filet);
}

@media (min-width: 40rem) {
  .reperes {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}

@media (min-width: 64rem) {
  .reperes {
    grid-template-columns: repeat(4, minmax(0, 1fr));
  }
}

.repere {
  background: var(--fond-surface);
  padding: 1.6rem 1.4rem;
}

.repere__valeur {
  display: block;
  font-family: var(--police-titre);
  font-size: clamp(1.9rem, 1.4rem + 1.6vw, 2.6rem);
  font-weight: 700;
  line-height: 1;
  color: var(--accent-texte);
}

.repere__libelle {
  display: block;
  margin-block-start: 0.6rem;
  color: var(--texte-doux);
  font-size: 0.98rem;
}

/* --- Prestations ---------------------------------------------------------- */

.prestations {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: var(--joint-fin);
  margin-block-start: 1.5rem;
  background: var(--filet);
  border: var(--joint-fin) solid var(--filet);
}

@media (min-width: 40rem) {
  .prestations {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}

@media (min-width: 64rem) {
  .prestations {
    grid-template-columns: repeat(4, minmax(0, 1fr));
  }

  /* Groupe de 3 : la dernière case reste vide sur 4 colonnes. La dernière
     carte prend la place restante plutôt que de laisser un trou. */
  .prestations--trois > :last-child {
    grid-column: span 2;
  }
}

.prestation {
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
  background: var(--fond-surface);
  padding: 1.75rem 1.5rem 1.9rem;
}

.prestation__numero {
  font-family: var(--police-technique);
  font-size: 0.78rem;
  letter-spacing: 0.12em;
  color: var(--pierre-500);
}

.prestation h3 {
  margin: 0;
}

.prestation p {
  margin: 0;
  color: var(--texte-doux);
  font-size: 0.99rem;
}

/* --- L'assemblage : l'élément signature ------------------------------------
   La queue d'aronde est le seul assemblage de menuiserie immédiatement
   reconnaissable — deux pièces qui se referment l'une sur l'autre sans vis
   ni colle apparente. Au chargement, la pièce du haut coulisse et
   s'encastre : la même idée que le geste réel, une seule fois. -------------- */

.assemblage {
  display: grid;
  gap: 2.5rem;
  margin-block-start: 2.5rem;
  align-items: center;
}

@media (min-width: 58rem) {
  .assemblage {
    grid-template-columns: minmax(0, 1fr) minmax(0, 1.05fr);
    gap: 3rem;
  }
}

.assemblage__plateau {
  margin: 0;
  aspect-ratio: 4 / 3;
  overflow: hidden;
  border: var(--joint-fin) solid var(--filet-fort);
  background: var(--pierre-100);
}

.assemblage__plateau svg {
  display: block;
  width: 100%;
  height: 100%;
}

.assemblage__haut {
  transform: translateY(0);
}

@media (prefers-reduced-motion: no-preference) {
  @supports (animation-timeline: view()) {
    .assemblage__haut {
      animation: coulisse linear both;
      animation-timeline: view();
      animation-range: entry 10% cover 45%;
    }

    @keyframes coulisse {
      from {
        transform: translateY(-18%);
      }
      to {
        transform: translateY(0);
      }
    }
  }
}

.assemblage__texte dl {
  display: grid;
  grid-template-columns: auto 1fr;
  gap: 0.35rem 1rem;
  margin: 1.25rem 0 0;
  font-size: 0.95rem;
  border-block-start: var(--joint-fin) solid var(--filet);
  padding-block-start: 1.1rem;
}

.assemblage__texte dt {
  font-family: var(--police-technique);
  font-size: 0.8rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--pierre-700);
}

.assemblage__texte dd {
  margin: 0 0 0.5rem;
  color: var(--texte-doux);
}

/* --- Le déroulé d'un chantier ---------------------------------------------- */

.etapes {
  list-style: none;
  margin: 2.5rem 0 0;
  padding: 0;
  display: grid;
  gap: var(--joint-fin);
  background: var(--filet);
  border: var(--joint-fin) solid var(--filet);
  counter-reset: etape;
}

@media (min-width: 48rem) {
  .etapes {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}

@media (min-width: 72rem) {
  .etapes {
    grid-template-columns: repeat(4, minmax(0, 1fr));
  }
}

.etape {
  background: var(--fond-surface);
  padding: 1.6rem 1.5rem;
  counter-increment: etape;
}

.etape::before {
  content: counter(etape, decimal-leading-zero);
  display: block;
  font-family: var(--police-technique);
  font-size: 0.85rem;
  font-weight: 500;
  letter-spacing: 0.1em;
  color: var(--accent);
  margin-block-end: 0.6rem;
}

.etape h3 {
  margin-block-end: 0.4rem;
}

.etape p {
  margin: 0;
  color: var(--texte-doux);
  font-size: 0.99rem;
}

/* --- Réalisations --------------------------------------------------------- */

.realisations {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: var(--joint-fin);
  margin-block-start: 2.5rem;
  background: var(--filet);
  border: var(--joint-fin) solid var(--filet);
}

@media (min-width: 40rem) and (max-width: 63.999rem) {
  .realisations {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .realisation:last-child:nth-child(2n + 1) {
    grid-column: span 2;
  }

  .realisation:last-child:nth-child(2n + 1) img {
    aspect-ratio: 8 / 3;
  }
}

@media (min-width: 64rem) {
  .realisations {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }

  .realisation:last-child:nth-child(3n + 1) {
    grid-column: span 3;
  }

  .realisation:last-child:nth-child(3n + 1) img {
    aspect-ratio: 4 / 1;
  }

  .realisation:last-child:nth-child(3n + 2) {
    grid-column: span 2;
  }

  .realisation:last-child:nth-child(3n + 2) img {
    aspect-ratio: 8 / 3;
  }
}

.realisation {
  margin: 0;
  background: var(--fond-surface);
}

.realisation img {
  display: block;
  width: 100%;
  height: auto;
  aspect-ratio: 4 / 3;
  object-fit: cover;
  background: var(--pierre-200);
}

.realisation figcaption {
  display: grid;
  gap: 0.15rem;
  padding: 1rem 1.25rem 1.25rem;
}

.realisation figcaption strong {
  font-family: var(--police-titre);
  font-weight: 700;
}

.realisation__lieu {
  font-family: var(--police-technique);
  font-size: 0.82rem;
  color: var(--texte-doux);
}

.realisations-repli {
  margin-block-start: 2rem;
  padding: 1.75rem;
  background: var(--fond-surface);
  border: var(--joint-fin) solid var(--filet-fort);
  border-inline-start: 4px solid var(--accent);
}

.realisations-repli p:last-child {
  margin-block-end: 0;
}

/* --- Témoignages (fournis par le client, masqués tant qu'il n'y en a pas) -- */

.temoignages {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: var(--joint-fin);
  margin-block-start: 2rem;
  background: var(--filet);
  border: var(--joint-fin) solid var(--filet);
}

@media (min-width: 46rem) {
  .temoignages {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}

@media (min-width: 72rem) {
  .temoignages {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }
}

.temoignage {
  margin: 0;
  background: var(--fond-surface);
  padding: 1.6rem 1.5rem;
}

.temoignage blockquote {
  margin: 0;
  color: var(--texte);
  font-size: 1.02rem;
}

.temoignage blockquote::before {
  content: '“';
  color: var(--accent);
  font-family: var(--police-titre);
}

.temoignage figcaption {
  margin-block-start: 0.85rem;
  font-family: var(--police-technique);
  font-size: 0.82rem;
  color: var(--texte-doux);
}

/* --- Zone d'intervention -------------------------------------------------- */

.zone {
  display: grid;
  gap: 2rem;
  margin-block-start: 2rem;
}

@media (min-width: 58rem) {
  .zone {
    grid-template-columns: minmax(0, 1fr) minmax(0, 1fr);
    gap: 3rem;
  }
}

.zone__communes {
  display: flex;
  flex-wrap: wrap;
  gap: 0.4rem;
  margin: 0;
  padding: 0;
  list-style: none;
}

.zone__communes li {
  padding: 0.35rem 0.7rem;
  background: var(--fond-surface);
  border: 1px solid var(--filet);
  border-radius: var(--rayon);
  font-family: var(--police-technique);
  font-size: 0.82rem;
  color: var(--texte-doux);
}

.zone__communes li.est-base {
  background: var(--accent-doux);
  border-color: var(--laiton-300);
  color: var(--laiton-800);
}

/* --- Contact -------------------------------------------------------------- */

.contact {
  display: grid;
  gap: 2.5rem;
  margin-block-start: 2rem;
}

@media (min-width: 58rem) {
  .contact {
    grid-template-columns: minmax(0, 1.1fr) minmax(0, 1fr);
    gap: 3.5rem;
  }
}

.coordonnees {
  margin: 0;
  display: grid;
  gap: 1.4rem;
}

.coordonnees dt {
  font-family: var(--police-technique);
  font-size: 0.78rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--pierre-600);
  margin-block-end: 0.25rem;
}

.coordonnees dd {
  margin: 0;
  font-size: 1.05rem;
}

.coordonnees a {
  font-weight: 600;
}

.horaires {
  margin: 0;
  padding: 0;
  list-style: none;
  display: grid;
  gap: 0.3rem;
  font-family: var(--police-technique);
  font-size: 0.92rem;
}

.horaires li {
  display: flex;
  justify-content: space-between;
  gap: 1rem;
  max-width: 22rem;
  padding-block: 0.15rem;
  border-block-end: 1px solid var(--filet);
}

.coordonnees a,
.pied a,
.formulaire__mention a,
.pl-maj a {
  display: inline-block;
  padding-block: 0.3rem;
}

/* --- Formulaire ----------------------------------------------------------- */

.formulaire {
  display: grid;
  gap: 1.15rem;
  padding: 1.75rem;
  background: var(--fond-surface);
  border: var(--joint-fin) solid var(--filet-fort);
}

@media (min-width: 36rem) {
  .formulaire {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .champ--large,
  .formulaire > .formulaire__pied,
  .formulaire > .formulaire__statut {
    grid-column: 1 / -1;
  }
}

.champ {
  display: grid;
  gap: 0.35rem;
}

.champ label {
  font-family: var(--police-technique);
  font-size: 0.8rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--texte-tenu);
}

.champ .facultatif {
  text-transform: none;
  letter-spacing: 0;
  color: var(--pierre-600);
}

.champ input,
.champ textarea {
  width: 100%;
  padding: 0.75rem 0.85rem;
  border: 2px solid var(--filet-fort);
  border-radius: var(--rayon);
  background: var(--pierre-050);
  color: var(--texte);
  font: inherit;
  font-size: 1rem;
}

.champ textarea {
  min-height: 8rem;
  resize: vertical;
}

.champ input:focus-visible,
.champ textarea:focus-visible {
  border-color: var(--laiton-700);
  background: var(--fond-surface);
}

.champ input:user-invalid,
.champ textarea:user-invalid,
.champ input[aria-invalid='true'],
.champ textarea[aria-invalid='true'] {
  border-color: #a13b2e;
  background: #fdf1ee;
}

.champ__erreur {
  display: none;
  font-size: 0.88rem;
  color: #8c2f24;
}

.champ input:user-invalid ~ .champ__erreur,
.champ textarea:user-invalid ~ .champ__erreur,
.champ input[aria-invalid='true'] ~ .champ__erreur,
.champ textarea[aria-invalid='true'] ~ .champ__erreur {
  display: block;
}

.formulaire__pied {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 1rem;
}

.formulaire__mention {
  margin: 0;
  font-size: 0.85rem;
  color: var(--texte-doux);
  max-width: 40ch;
}

.formulaire__statut:not(:empty) {
  padding: 0.85rem 1rem;
  border-inline-start: 4px solid var(--accent);
  background: var(--accent-doux);
  color: var(--laiton-900);
  font-size: 0.95rem;
}

.appat {
  position: absolute;
  left: -9999px;
  width: 1px;
  height: 1px;
  overflow: hidden;
}

/* --- Barre d'appel collante (mobile) -------------------------------------- */

.appel-mobile {
  position: fixed;
  inset-inline: 0;
  inset-block-end: 0;
  z-index: 50;
  display: flex;
  gap: var(--joint-fin);
  padding: 0.55rem;
  background: color-mix(in srgb, var(--pierre-050) 94%, transparent);
  backdrop-filter: blur(8px);
  border-block-start: var(--joint-fin) solid var(--filet-fort);
}

.appel-mobile .bouton {
  flex: 1;
  justify-content: center;
}

@media (min-width: 62rem) {
  .appel-mobile {
    display: none;
  }
}

body {
  padding-block-end: 4.5rem;
}

@media (min-width: 62rem) {
  body {
    padding-block-end: 0;
  }
}

/* --- Pied de page --------------------------------------------------------- */

.pied {
  background: var(--fond-profond);
  color: var(--pierre-300);
  padding-block: 3rem 2.5rem;
  font-size: 0.95rem;
}

.pied__bloc {
  display: grid;
  gap: 2rem;
}

@media (min-width: 48rem) {
  .pied__bloc {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }
}

.pied__logo {
  width: 3rem;
  height: 3rem;
  object-fit: contain;
  margin-block-end: 1rem;
  border-radius: var(--rayon);
}

.pied h2 {
  font-size: 0.8rem;
  font-family: var(--police-technique);
  font-weight: 500;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--pierre-400);
  margin-block-end: 0.9rem;
}

.pied a {
  color: var(--laiton-300);
}

.pied ul {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 0.4rem;
}

.pied__legal {
  margin-block-start: 2.5rem;
  padding-block-start: 1.5rem;
  border-block-start: 1px solid var(--noyer-800);
  font-family: var(--police-technique);
  font-size: 0.78rem;
  color: var(--pierre-400); /* pierre-500 tombait à 4,05:1 sur ce fond */
}

.pied__legal p {
  margin: 0 0 0.3rem;
  max-width: none;
}

/* --- Mouvement : une seule intention, discrète ---------------------------- */

@media (prefers-reduced-motion: no-preference) {
  @supports (animation-timeline: view()) {
    .revele {
      animation: apparition linear both;
      animation-timeline: view();
      animation-range: entry 5% cover 22%;
    }

    @keyframes apparition {
      from {
        opacity: 0;
        transform: translateY(1.25rem);
      }
    }
  }
}

@media (prefers-reduced-motion: reduce) {
  html {
    scroll-behavior: auto;
  }

  *,
  *::before,
  *::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
  }
}