/* Boutons ——————————————————————— */

/* Bouton icône — même traitement visuel que les SVGs .layout-toggle */
.btn-icon {
  align-items: center;
  background: none;
  border: none;
  border-radius: var(--radius-sm);
  cursor: pointer;
  display: inline-flex;
  padding: var(--space-4);
  transition-property: background-color, box-shadow;
  transition-duration: 150ms;
  transition-timing-function: ease-out;

  &:hover,
  &:active,
  &:focus {
    background-color: var(--color-surface-lighter);
    box-shadow: inset 0 0 0.25rem rgba(0, 0, 0, 0.1);
  }
}

.btn {
  align-items: center;
  align-self: end;
  background-color: transparent;
  border: none;
  border-radius: 2rem;
  box-sizing: border-box;
  cursor: pointer;
  display: inline-flex;
  font-size: 0.875rem;
  gap: 0.5rem;
  justify-self: start;
  line-height: 1;
  padding: 0.5rem 0.8rem;
  text-decoration: none;
  transition-property: background-color, box-shadow, color, scale;
  transition-duration: 150ms;
  transition-timing-function: ease-out;

  /* Retour tactile au clic */
  &:active {
    scale: 0.96;
  }
}

/* Flèche SVG — viewBox "0 0 20 8", 1 unité SVG = 1px à 16px de base */
.btn-arrow {
  display: inline-block;
  flex-shrink: 0;
  height: 0.5rem;
  overflow: visible;
  vertical-align: middle;
  width: 1.25rem; /* fixe — ne change jamais, le bouton ne se redimensionne pas */
}

/* Trait : dashoffset réduit de 6 → 0 pour étendre la ligne vers la droite */
.btn-arrow__line {
  stroke-dasharray: 20;
  stroke-dashoffset: 6;
  transition: stroke-dashoffset 0.25s ease;
}

/* Tête de flèche : décalée à gauche au repos, revient à sa position naturelle au survol */
/* transform-box: fill-box ancre le transform-origin sur la boîte de l'élément,
   évitant tout glissement vertical causé par le viewport SVG comme référence */
.btn-arrow__head {
  transform: translateX(-0.375rem);
  transform-box: fill-box;
  transform-origin: center;
  transition: transform 0.25s ease;
}

.btn:hover .btn-arrow__line {
  stroke-dashoffset: 0;
}

.btn:hover .btn-arrow__head {
  transform: translateX(0);
}

/*.btn-frame {
  border-top: 1px solid var(--color-border-light);
}*/

.btn__default {
  box-shadow: inset 0 0 0 1px var(--color-primary);
  color: var(--color-primary);
  margin-block-end: 1.125rem;

  &:hover,
  &:focus {
    box-shadow: inset 0 0 0 2px var(--color-accent);
  }
}

.btn-full-width {
  display: flex;
  width: calc(100% - var(--space-24));
  justify-content: center;
  letter-spacing: 0.05rem;
  margin: var(--space-12);
  text-transform: uppercase;
}

.btn__primary {
  background-color: var(--color-accent);
  box-shadow: inset 0 0 0 1px var(--color-accent);
  color: var(--color-clear-bg);

  &:hover,
  &:focus {
    background-color: var(--color-accent-dark);
    color: var(--color-clear-bg);
  }
}

.btn__secondary {
  box-shadow: inset 0 0 0 1px var(--color-accent);
  box-sizing: border-box;
  color: var(--color-accent);
  vertical-align: middle;

  &:hover,
  &:focus {
    box-shadow: inset 0 0 0 2px var(--color-accent);
  }
}

/* État inactif du bouton de recherche */
.btn-search:disabled {
  background-color: color-mix(in srgb, var(--color-accent) 15%, transparent);
  box-shadow: none;
  color: var(--color-accent);
  cursor: not-allowed;

  &:hover,
  &:focus {
    background-color: color-mix(in srgb, var(--color-accent) 15%, transparent);
    color: var(--color-accent);
  }

  &:active {
    scale: 1;
  }
}