/* =========================================================================
   Maison Bitech — candidature cuisine
   Feuille de style unique, sans dépendance externe.
   Plan : 1. jetons  2. base  3. éléments  4. mise en page  5. formulaire
          6. pied  7. responsive
   ========================================================================= */

/* ---------------------------------------------------------- 1. jetons ---- */
:root {
  --encre: #1b1613;
  --encre-douce: #4a403a;
  --encre-tres-douce: #7b6f67;
  --creme: #faf6f0;
  --creme-profonde: #f2eae0;
  --blanc: #ffffff;
  --ambre: #c9761c;
  --ambre-clair: #e8a33d;
  --vert: #2f6b4f;
  --rouge: #a8301f;
  --bordure: #e3d8c9;

  --rayon: 14px;
  --rayon-petit: 8px;
  --ombre: 0 1px 2px rgba(27, 22, 19, .06), 0 10px 30px rgba(27, 22, 19, .07);
  --ombre-douce: 0 1px 2px rgba(27, 22, 19, .05);

  --police-titre: "Iowan Old Style", "Palatino Linotype", Palatino, Georgia, serif;
  --police-texte: system-ui, -apple-system, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;

  --largeur: 1140px;
  --gouttiere: clamp(1rem, 4vw, 2.5rem);
}

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

body {
  margin: 0;
  background: var(--creme-profonde);
  color: var(--encre);
  font-family: var(--police-texte);
  font-size: 1.0625rem;
  line-height: 1.65;
  -webkit-font-smoothing: antialiased;
}

img { max-width: 100%; display: block; }

/* Une règle `display` de classe l'emporterait sinon sur l'attribut `hidden`. */
[hidden] { display: none !important; }

h1, h2, h3 {
  font-family: var(--police-titre);
  font-weight: 600;
  line-height: 1.2;
  letter-spacing: -.01em;
  margin: 0 0 .5em;
}
h1 { font-size: clamp(1.8rem, 4vw, 2.5rem); }
h2 { font-size: 1.4rem; }

p { margin: 0 0 1rem; }

a { color: var(--ambre); text-decoration-thickness: 1px; text-underline-offset: 3px; }
a:hover { color: var(--encre); }

:focus-visible {
  outline: 3px solid var(--ambre-clair);
  outline-offset: 2px;
  border-radius: 3px;
}

@media (prefers-reduced-motion: reduce) {
  * { animation: none !important; transition: none !important; scroll-behavior: auto !important; }
}

/* -------------------------------------------------------- 3. éléments ---- */
.bouton {
  display: inline-block;
  background: var(--encre);
  color: var(--creme);
  font: inherit;
  font-weight: 600;
  padding: .85rem 1.6rem;
  border: 1px solid var(--encre);
  border-radius: 999px;
  text-decoration: none;
  cursor: pointer;
  transition: transform .15s ease, background-color .15s ease, color .15s ease;
}
.bouton:hover { background: var(--ambre); border-color: var(--ambre); color: var(--blanc); transform: translateY(-1px); }
.bouton:disabled { opacity: .55; cursor: progress; transform: none; }
.bouton--compact { padding: .55rem 1.2rem; font-size: .95rem; }
.bouton--large { padding: 1rem 2.2rem; font-size: 1.05rem; }
.bouton--fantome { background: transparent; color: var(--encre); border-color: var(--bordure); }
.bouton--fantome:hover { background: var(--encre); border-color: var(--encre); color: var(--creme); }

.lien-action {
  background: none;
  border: 0;
  padding: 0;
  font: inherit;
  font-weight: 600;
  color: var(--ambre);
  cursor: pointer;
  border-bottom: 1px solid currentColor;
}
.lien-action:hover { color: var(--encre); }

.alerte {
  border-radius: var(--rayon-petit);
  border: 1px solid var(--bordure);
  background: var(--blanc);
  padding: .9rem 1.1rem;
  margin: 1.2rem 0 0;
}
.alerte--succes { border-color: var(--vert); background: #eef6f1; color: #1d4b36; }
.alerte--erreur { border-color: var(--rouge); background: #fcefed; color: #7d2417; }

/* ---------------------------------------------------- 4. mise en page ---- */
.conteneur {
  width: 100%;
  max-width: var(--largeur);
  margin-inline: auto;
  padding-inline: var(--gouttiere);
}
.conteneur--etroit { max-width: 760px; }

.entete { background: var(--blanc); border-bottom: 1px solid var(--bordure); }
.entete__barre { display: flex; align-items: center; gap: 1.5rem; min-height: 72px; }

.marque { display: flex; align-items: center; gap: .7rem; text-decoration: none; color: inherit; margin-right: auto; }
.marque__sigle {
  display: grid;
  place-items: center;
  width: 40px; height: 40px;
  background: var(--encre);
  color: var(--ambre-clair);
  border-radius: 10px;
  font-family: var(--police-titre);
  font-weight: 700;
}
.marque__texte {
  display: flex;
  flex-direction: column;
  font-family: var(--police-titre);
  font-size: 1.1rem;
  font-weight: 600;
  line-height: 1.1;
  margin: 0;
}
.marque__texte small {
  font-family: var(--police-texte);
  font-size: .72rem;
  font-weight: 400;
  letter-spacing: .04em;
  text-transform: uppercase;
  color: var(--encre-tres-douce);
}

.page { padding: clamp(2rem, 5vw, 3.5rem) 0 4rem; }
.intro { color: var(--encre-douce); max-width: 62ch; margin-bottom: 2rem; }

/* ------------------------------------------------------- 5. formulaire --- */
.formulaire {
  background: var(--blanc);
  border: 1px solid var(--bordure);
  border-radius: var(--rayon);
  padding: clamp(1.4rem, 4vw, 2.2rem);
  box-shadow: var(--ombre-douce);
}

.bloc { border: 0; padding: 0; margin: 0 0 1.8rem; }
.bloc legend {
  font-family: var(--police-titre);
  font-size: 1.25rem;
  font-weight: 600;
  padding: 0 0 .2rem;
  margin-bottom: .9rem;
  width: 100%;
  border-bottom: 1px solid var(--bordure);
}
.bloc__aide { font-size: .9rem; color: var(--encre-tres-douce); margin-bottom: 1rem; }

.champs {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 1.1rem 1.4rem;
}
.champ { display: flex; flex-direction: column; gap: .4rem; margin: 0; }
.champ--large { grid-column: 1 / -1; }
.champ label { font-size: .92rem; font-weight: 600; }
.champ__aide { font-size: .88rem; color: var(--encre-tres-douce); }
.champ__fichier { font-size: .88rem; color: var(--vert); font-weight: 600; }
.champ__fichier:empty { display: none; }
.champ__erreur { font-size: .85rem; color: var(--rouge); font-weight: 500; }
.champ__erreur:empty { display: none; }

.case-en-ligne { display: inline-flex; align-items: center; gap: .4rem; font-weight: 400 !important; }
.case-en-ligne input { accent-color: var(--ambre); }

input[type="text"], input[type="email"], input[type="tel"], input[type="number"],
input[type="password"], input[type="search"], select, textarea {
  font: inherit;
  color: inherit;
  width: 100%;
  padding: .7rem .85rem;
  background: var(--creme);
  border: 1px solid var(--bordure);
  border-radius: var(--rayon-petit);
  transition: border-color .15s ease, background-color .15s ease;
}
input:hover, select:hover, textarea:hover { border-color: var(--encre-tres-douce); }
input:focus, select:focus, textarea:focus { background: var(--blanc); border-color: var(--ambre); }
input[readonly] { color: var(--encre-tres-douce); }
textarea { resize: vertical; min-height: 7rem; }

input[type="file"] {
  font: inherit;
  font-size: .95rem;
  padding: .7rem;
  background: var(--creme);
  border: 1px dashed var(--bordure);
  border-radius: var(--rayon-petit);
  width: 100%;
  cursor: pointer;
}
input[type="file"]:hover { border-color: var(--ambre); }

.champ--invalide input, .champ--invalide select, .champ--invalide textarea { border-color: var(--rouge); background: #fdf5f4; }

.champ--case {
  display: grid;
  grid-template-columns: auto 1fr;
  gap: .3rem .7rem;
  align-items: start;
  margin: 1.4rem 0;
}
.champ--case input { width: 1.15rem; height: 1.15rem; margin-top: .25rem; accent-color: var(--ambre); }
.champ--case label { font-weight: 400; font-size: .95rem; color: var(--encre-douce); }
.champ--case .champ__erreur { grid-column: 2; }

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

/* -------------------------------------------------------------- 6. pied -- */
.pied { background: var(--encre); color: #c9bdb2; padding: 2rem 0; font-size: .9rem; }
.pied__grille { display: flex; flex-wrap: wrap; gap: .5rem 2rem; }
.pied p { margin: 0; }
.pied a { color: var(--creme); }
.pied a:hover { color: var(--ambre-clair); }

/* page d'erreur */
.page-erreur { display: grid; place-items: center; min-height: 100vh; text-align: center; }

/* ------------------------------------------------------- 7. responsive --- */
@media (max-width: 560px) {
  .champs { grid-template-columns: 1fr; }
  .bouton--large { width: 100%; text-align: center; }
}