/* === DN Sitemap – Thème propre & accessible === */
:root{
  --dn-gap: 1rem;                  /* déjà utilisé par ton layout */
  --dn-col-radius: 10px;
  --dn-col-pad: .75rem;
  --dn-fg: #1f2937;                /* slate-800 */
  --dn-fg-muted: #6b7280;          /* slate-500 */
  --dn-border: #e5e7eb;            /* gray-200 */
  --dn-bg: #ffffff;
  --dn-link: #0ea5e9;              /* sky-500 */
  --dn-link-hover: #0284c7;        /* sky-600 */
  --dn-focus: #111827;             /* gray-900 */
  --dn-btn-bg: #f3f4f6;            /* gray-100 */
  --dn-btn-bg-hover: #e5e7eb;      /* gray-200 */
  --dn-btn-text: #111827;          /* gray-900 */
}

/* Conteneur principal */
.dn-cl-wrap{
  color: var(--dn-fg);
  font-size: 1rem;
  line-height: 1.55;
}

/* Colonnes en Flex (déjà en place côté plugin) */
.dn-cols{
  display:flex;
  flex-wrap:wrap;
  gap:var(--dn-gap,1rem);
}

/* Chaque colonne (un <ul>) a un fond léger et un petit padding pour “carter” le contenu */
.dn-cols > ul{
  flex:1 1 calc(100% / var(--dn-cols-lg,1));
  min-width:260px; /* évite des colonnes trop étroites */
  margin:0;
  padding: var(--dn-col-pad);
  background: var(--dn-bg);
  border: 1px solid var(--dn-border);
  border-radius: var(--dn-col-radius);
}

/* Responsif (reprend ta logique via variables) */
@media (min-width:480px){
  .dn-cols > ul{ flex-basis: calc(100% / var(--dn-cols-sm, var(--dn-cols-lg,1))); }
}
@media (min-width:768px){
  .dn-cols > ul{ flex-basis: calc(100% / var(--dn-cols-md, var(--dn-cols-lg,1))); }
}

/* Listes */
.dn-cl-list{ list-style: none; padding-left:0; margin:0; }
.dn-cl-list li{
  position: relative;
  margin: .35rem 0;
  padding-left: 1.125rem;
}
.dn-cl-list li::before{
  content: '';
  position: absolute;
  left: 0;
  top: .7em;
  width: .45rem;
  height: .45rem;
  border-radius: 2px;
  background: var(--dn-border);
}

/* Sous-niveaux (notamment pour “Pages”) */
.dn-cl-list li > ul{
  margin-top: .25rem;
  padding-left: .75rem;
  border-left: 1px dashed var(--dn-border);
}
.dn-cl-list li > ul > li{ margin: .25rem 0; }

/* Liens */
.dn-cl-list a{
  color: var(--dn-fg);
  text-decoration: underline;
  text-decoration-color: color-mix(in oklab, var(--dn-fg) 30%, transparent);
  text-underline-offset: 2px;
  transition: color .15s ease, text-decoration-color .15s ease;
}
.dn-cl-list a:hover{
  color: var(--dn-link-hover);
  text-decoration-color: var(--dn-link-hover);
}
.dn-cl-list a:focus-visible{
  outline: 3px solid var(--dn-focus);
  outline-offset: 3px;
  border-radius: 4px;
}

/* Compteur à droite d’un titre si utilisé */
.dn-sitemap-count{
  opacity:.75;
  font-size:.875rem;
  margin-left:.35rem;
}

/* Accordéon <details> stylé */
.dn-el-acc{
  border: 1px solid var(--dn-border);
  border-radius: 12px;
  background: var(--dn-bg);
  padding: .25rem .25rem .5rem;
}
.dn-el-acc + .dn-el-acc{ margin-top: 1rem; }

.dn-el-acc > summary{
  list-style: none;       /* retire le triangle natif */
  cursor: pointer;
  display: flex;
  align-items: center;
  gap: .5rem;
  padding: .6rem .65rem;
  margin: .1rem;
  border-radius: 10px;
  font-weight: 600;
  color: var(--dn-fg);
}
.dn-el-acc > summary::-webkit-details-marker{ display:none; }

/* Chevron custom */
.dn-el-acc > summary > span[aria-hidden="true"]{
  display:inline-block;
  transform: rotate(0deg);
  transition: transform .2s ease;
}
.dn-el-acc[open] > summary > span[aria-hidden="true"]{
  transform: rotate(90deg);
}

/* Hover/focus summary */
.dn-el-acc > summary:hover{
  background: var(--dn-btn-bg);
}
.dn-el-acc > summary:focus-visible{
  outline: 3px solid var(--dn-focus);
  outline-offset: 3px;
}

/* Bouton “Charger plus” */
.dn-load-more{
  margin-top: .75rem;
  display: inline-flex;
  align-items: center;
  gap: .5rem;
  border: 1px solid var(--dn-border);
  background: var(--dn-btn-bg);
  color: var(--dn-btn-text);
  padding: .55rem .9rem;
  border-radius: 10px;
  font-weight: 600;
  line-height: 1;
  cursor: pointer;
  transition: background .15s ease, border-color .15s ease, transform .04s ease;
}
.dn-load-more:hover{
  background: var(--dn-btn-bg-hover);
  border-color: color-mix(in oklab, var(--dn-border) 60%, black 5%);
}
.dn-load-more:active{ transform: translateY(1px); }
.dn-load-more[aria-busy="true"]{
  opacity:.7;
  cursor: progress;
}

/* Petit spinner avec :before quand busy */
.dn-load-more[aria-busy="true"]::before{
  content:"";
  width:.9em;height:.9em;border-radius:50%;
  border:2px solid currentColor;border-right-color:transparent;
  display:inline-block;
  animation: dnspin .6s linear infinite;
}
@keyframes dnspin{ to{ transform: rotate(360deg);} }

/* Séparateurs doux entre colonnes sur desktop large (optionnel) */
@media (min-width:1024px){
  .dn-cols{
    background:
      linear-gradient(to right, transparent calc(var(--dn-gap)/2), var(--dn-border) calc(var(--dn-gap)/2), var(--dn-border) calc(var(--dn-gap)/2 + 1px), transparent calc(var(--dn-gap)/2 + 1px));
    background-size: calc(100% / var(--dn-cols-lg,1)) 100%;
    background-repeat: no-repeat;
    background-position: 0 0;
    padding: calc(var(--dn-gap)/2);
    border-radius: 12px;
  }
}

/* Mode sombre (si le site l’active) */
@media (prefers-color-scheme: dark){
  :root{
    --dn-fg: #e5e7eb;
    --dn-fg-muted: #9ca3af;
    --dn-border: #374151;
    --dn-bg: #111827;
    --dn-link: #38bdf8;
    --dn-link-hover: #7dd3fc;
    --dn-focus: #f4f4f5;
    --dn-btn-bg: #111827;
    --dn-btn-bg-hover: #0b1220;
    --dn-btn-text: #e5e7eb;
  }
}

/* Réduction d’animations si l’utilisateur préfère */
@media (prefers-reduced-motion: reduce){
  .dn-el-acc > summary > span[aria-hidden="true"],
  .dn-load-more[aria-busy="true"]::before{ transition: none; animation: none; }
}