/* ==========================================================================
   Coquille commune aux outils de /outils
   Mise en page, en-tête, boutons et champs. Les couleurs viennent de
   tokens.css. Chaque outil ajoute ensuite sa propre feuille de style.
   ========================================================================== */

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

/* Un display explicite (flex, grid…) écrase l'attribut hidden. On le rétablit,
   sinon les éléments masqués par le script restent visibles. */
[hidden] { display: none !important; }

body {
  margin: 0;
  font-family: var(--police);
  font-size: 16px;
  line-height: 1.6;
  color: var(--texte);
  background: var(--fond-alt);
  -webkit-font-smoothing: antialiased;
}

h1, h2, h3 { line-height: 1.2; letter-spacing: -.02em; margin: 0; }
p { margin: 0 0 1em; }
a { color: var(--accent); text-decoration: none; }
a:hover { text-decoration: underline; }

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

.conteneur {
  width: 100%;
  max-width: 940px;
  margin-inline: auto;
  padding-inline: 20px;
}

.skip-link {
  position: absolute;
  left: -9999px;
  top: 12px;
  z-index: 100;
  background: var(--accent);
  color: var(--accent-contraste);
  padding: 10px 18px;
  border-radius: var(--rayon-petit);
}
.skip-link:focus { left: 16px; }


/* ========== EN-TÊTE ========== */

.entete {
  background: var(--fond);
  border-bottom: 1px solid var(--bordure);
}
.entete-inner {
  display: flex;
  align-items: flex-end;
  justify-content: space-between;
  gap: 20px;
  padding-block: 22px;
}
.entete h1 { font-size: clamp(1.5rem, 4vw, 2rem); font-weight: 800; }

.retour {
  display: inline-block;
  margin-bottom: 4px;
  font-size: .88rem;
  font-weight: 500;
  color: var(--texte-doux);
}
.retour:hover { color: var(--accent); text-decoration: none; }

.btn-icone {
  display: grid;
  place-items: center;
  flex: none;
  width: 40px;
  height: 40px;
  padding: 0;
  border: 1px solid var(--bordure);
  border-radius: var(--rayon-petit);
  background: var(--fond-carte);
  color: var(--texte);
  cursor: pointer;
}
.btn-icone:hover { background: var(--fond-alt); border-color: var(--texte-doux); }

.icone-lune   { display: block; }
.icone-soleil { display: none; }
@media (prefers-color-scheme: dark) {
  :root:not([data-theme="light"]) .icone-lune   { display: none; }
  :root:not([data-theme="light"]) .icone-soleil { display: block; }
}
:root[data-theme="dark"] .icone-lune   { display: none; }
:root[data-theme="dark"] .icone-soleil { display: block; }
:root[data-theme="light"] .icone-lune   { display: block; }
:root[data-theme="light"] .icone-soleil { display: none; }


/* ========== BLOCS ========== */

main { padding-block: 28px 60px; }

.bloc {
  margin-bottom: 24px;
  padding: 26px 24px;
  border: 1px solid var(--bordure);
  border-radius: var(--rayon);
  background: var(--fond-carte);
}
.bloc-titre { font-size: 1.15rem; font-weight: 700; }

.bloc-entete {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: 14px;
  margin-bottom: 20px;
}


/* ========== CHAMPS ========== */

.champ { display: grid; gap: 6px; }
.champ label { font-size: .88rem; font-weight: 600; }

.champ input,
.champ select,
.champ textarea {
  width: 100%;
  padding: 10px 12px;
  border: 1px solid var(--bordure);
  border-radius: var(--rayon-petit);
  background: var(--fond);
  color: var(--texte);
  font-family: inherit;
  font-size: .96rem;
  resize: vertical;
}
.champ input:focus,
.champ select:focus,
.champ textarea:focus {
  outline: none;
  border-color: var(--accent);
  box-shadow: 0 0 0 3px color-mix(in srgb, var(--accent) 20%, transparent);
}
.champ.invalide input { border-color: var(--erreur); }

.erreur {
  min-height: 1.05em;
  font-size: .82rem;
  color: var(--erreur);
}


/* ========== BOUTONS ========== */

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 11px 20px;
  border: 1px solid transparent;
  border-radius: var(--rayon-petit);
  font-family: inherit;
  font-size: .94rem;
  font-weight: 600;
  cursor: pointer;
  transition: background var(--transition), border-color var(--transition);
}
.btn:disabled { opacity: .6; cursor: wait; }

.btn-primaire {
  background: var(--accent);
  color: var(--accent-contraste);
}
.btn-primaire:hover:not(:disabled) { background: var(--accent-survol); }

.btn-secondaire {
  background: var(--fond);
  color: var(--texte);
  border-color: var(--bordure);
}
.btn-secondaire:hover:not(:disabled) { border-color: var(--texte-doux); background: var(--fond-alt); }

.btn-danger {
  background: transparent;
  color: var(--erreur);
  border-color: color-mix(in srgb, var(--erreur) 40%, transparent);
}
.btn-danger:hover { background: color-mix(in srgb, var(--erreur) 10%, transparent); }


/* ========== MESSAGES ========== */

.form-note { min-height: 1.3em; margin: 14px 0 0; font-size: .88rem; color: var(--texte-doux); }
.form-note.succes { color: var(--succes); font-weight: 600; }
.form-note.echec  { color: var(--erreur); font-weight: 600; }

.vide {
  margin: 0;
  padding: 26px 0;
  text-align: center;
  color: var(--texte-doux);
}


/* ========== PIED ========== */

.pied {
  padding-block: 24px;
  border-top: 1px solid var(--bordure);
  background: var(--fond);
}
.pied p { margin: 0; font-size: .86rem; color: var(--texte-doux); }


@media (max-width: 560px) {
  .entete-inner { align-items: center; }
}

@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after {
    animation-duration: .01ms !important;
    transition-duration: .01ms !important;
  }
}