/* Jetons repris de l'interface d'Excalidraw 0.18 (variables --color-* de
   @excalidraw/excalidraw/index.css), pour que l'explorateur et la barre de titre
   aient le même rendu que l'éditeur, en clair comme en sombre. */
:root {
  --ex-island: #ffffff; /* --island-bg-color */
  --ex-canvas: #ffffff; /* --default-bg-color */
  --ex-surface-lowest: #ffffff;
  --ex-surface-low: #ececf4;
  --ex-surface-mid: #f2f2f7;
  --ex-surface-high: #f1f0ff;
  --ex-on-surface: #1b1b1f;
  --ex-primary: #6965db;
  --ex-brand-hover: #5753d0;
  --ex-brand-active: #4440bf;
  --ex-primary-container: #e0dfff; /* --color-surface-primary-container */
  --ex-on-primary-container: #030064;
  --ex-outline: #767680;
  --ex-outline-variant: #c5c5d0;
  --ex-gray-20: #ebebeb;
  --ex-muted: #7a7a7a; /* --color-gray-60 */
  --ex-danger: #c92a2a; /* --button-destructive-color */
  --ex-danger-bg: #ffe3e3;
  --ex-scrollbar: #ced4da;
  --ex-shadow-island: 0 0 0.93px 0 rgb(0 0 0 / 0.17), 0 0 3.13px 0 rgb(0 0 0 / 0.08), 0 7px 14px 0 rgb(0 0 0 / 0.05);
  --ex-shadow-modal: 0 100px 80px rgb(0 0 0 / 0.07), 0 41.8px 33.4px rgb(0 0 0 / 0.05), 0 22.3px 17.9px rgb(0 0 0 / 0.042),
    0 12.5px 10px rgb(0 0 0 / 0.035), 0 6.65px 5.3px rgb(0 0 0 / 0.028), 0 2.77px 2.2px rgb(0 0 0 / 0.02);
  --ex-radius-md: 0.375rem;
  --ex-radius-lg: 0.5rem;
  --ex-btn: 2rem; /* --default-button-size */
  --ex-btn-lg: 2.25rem; /* --lg-button-size */
  --ex-font: Assistant, system-ui, BlinkMacSystemFont, -apple-system, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;

  /* Alias utilisés par le reste de la feuille. */
  --bg: var(--ex-canvas);
  --panel: var(--ex-island);
  --fg: var(--ex-on-surface);
  --muted: var(--ex-muted);
  --border: var(--ex-gray-20);
  --accent: var(--ex-primary);
  --accent-soft: var(--ex-primary-container);
  --danger: var(--ex-danger);
  --ok: #2b8a3e;
  --warn: #e67700;
  --topbar-h: 48px;
  --drawer-w: 330px;
  color-scheme: light;
}

:root[data-theme="dark"] {
  --ex-island: #232329;
  --ex-canvas: #121212;
  --ex-surface-lowest: hsl(0 0% 7%);
  --ex-surface-low: hsl(240 8% 15%);
  --ex-surface-mid: hsl(240 6% 10%);
  --ex-surface-high: hsl(245 10% 21%);
  --ex-on-surface: #e3e3e8;
  --ex-primary: #a8a5ff;
  --ex-brand-hover: #bbb8ff;
  --ex-brand-active: #d0ccff;
  --ex-primary-container: #403e6a;
  --ex-on-primary-container: #e0dfff;
  --ex-outline: #8e8d9c;
  --ex-outline-variant: #46464f;
  --ex-gray-20: hsl(245 10% 21%);
  --ex-muted: #999999;
  --ex-danger: #ffa8a8;
  --ex-danger-bg: #5a0000;
  --ex-scrollbar: #343a40;
  --ok: #69db7c;
  --warn: #ffa94d;
  color-scheme: dark;
}

* {
  box-sizing: border-box;
}

html,
body,
#root {
  margin: 0;
  height: 100%;
  overflow: hidden;
  background: var(--bg);
  color: var(--fg);
  font: 14px/1.4 var(--ex-font);
}

/* Bouton standard : celui de « Bibliothèque » dans Excalidraw (.sidebar-trigger). */
button,
.actions a {
  -webkit-tap-highlight-color: transparent;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  height: var(--ex-btn-lg);
  padding: 0 0.625rem;
  font: 0.75rem/1 var(--ex-font);
  letter-spacing: 0.4px;
  color: var(--ex-on-surface);
  background: var(--ex-surface-low);
  border: none;
  border-radius: var(--ex-radius-lg);
  box-shadow: 0 0 0 1px var(--ex-surface-lowest);
  cursor: pointer;
  text-decoration: none;
  white-space: nowrap;
}
button svg,
.actions a svg {
  flex: none;
}
button:hover:not(:disabled),
.actions a:hover {
  background: var(--ex-surface-high);
}
button:active:not(:disabled),
.actions a:active {
  box-shadow: 0 0 0 1px var(--ex-brand-active);
}
button:focus-visible,
.actions a:focus-visible {
  outline: 2px solid var(--ex-primary);
  outline-offset: 1px;
}
button.active {
  background: var(--ex-primary-container);
  color: var(--ex-on-primary-container);
}
button:disabled {
  opacity: 0.5;
  cursor: default;
}
button.square {
  width: var(--ex-btn-lg);
  padding: 0;
}
button.primary {
  background: var(--ex-primary);
  color: var(--ex-surface-lowest);
  font-weight: 600;
}
button.primary:hover:not(:disabled) {
  background: var(--ex-brand-hover);
}
button.danger,
.actions .danger {
  color: var(--ex-danger);
}
button.danger:hover:not(:disabled) {
  background: var(--ex-danger-bg);
}

/* Bouton icône : ceux des îlots d'Excalidraw (outils, zoom, annuler). */
.icon-btn {
  width: var(--ex-btn);
  height: var(--ex-btn);
  padding: 0;
  flex: none;
  background: transparent;
  box-shadow: none;
  font-size: 16px;
}
.icon-btn:hover:not(:disabled) {
  background: var(--ex-surface-high);
}
.icon-btn.on {
  background: var(--ex-primary-container);
  color: var(--ex-on-primary-container);
}

/* Champ texte : ExcTextField. */
.text-input,
.search {
  height: var(--ex-btn-lg);
  padding: 0 0.75rem;
  border: 1px solid var(--ex-gray-20);
  border-radius: var(--ex-radius-lg);
  background: var(--ex-surface-low);
  color: var(--ex-on-surface);
  font: 0.875rem var(--ex-font);
}
.text-input:hover,
.search:hover {
  border-color: var(--ex-brand-hover);
}
.text-input:focus,
.search:focus-within {
  outline: none;
  border-color: var(--ex-brand-active);
}
.text-input::placeholder,
.search input::placeholder {
  color: var(--ex-outline);
}

.muted {
  color: var(--muted);
}
.danger {
  color: var(--danger);
}
.error,
.notice {
  margin: 0;
  padding: 6px 10px;
  border-radius: var(--ex-radius-lg);
  font-size: 13px;
  cursor: pointer;
}
.error {
  background: var(--ex-danger-bg);
  color: var(--danger);
}
.notice {
  background: var(--ex-surface-low);
  white-space: pre-line;
}
.notice.busy {
  cursor: progress;
  color: var(--muted);
}

/* Barres de défilement fines, comme dans Excalidraw. */
* {
  scrollbar-width: thin;
  scrollbar-color: var(--ex-scrollbar) transparent;
}

/* --- Mise en page ----------------------------------------------------------- */

.app {
  display: grid;
  grid-template-rows: var(--topbar-h) 1fr;
  grid-template-columns: 0 1fr;
  height: 100dvh;
  transition: grid-template-columns 0.15s ease;
}
.app.drawer-open {
  grid-template-columns: var(--drawer-w) 1fr;
}
.app.resizing {
  transition: none;
  cursor: col-resize;
  user-select: none;
}

/* Poignée de redimensionnement, à cheval sur la bordure de l'explorateur. */
.splitter {
  display: none;
  grid-area: 2 / 1;
  justify-self: end;
  position: relative;
  z-index: 5;
  width: 9px;
  margin-right: -5px;
  cursor: col-resize;
  touch-action: none;
}
.drawer-open .splitter {
  display: block;
}
.splitter::after {
  content: "";
  position: absolute;
  inset: 0 3px;
  border-radius: 2px;
  transition: background 0.1s;
}
.splitter:hover::after,
.splitter:focus-visible::after,
.resizing .splitter::after {
  background: var(--accent);
}
.splitter:focus-visible {
  outline: none;
}

.topbar {
  grid-column: 1 / -1;
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 0 8px;
  padding-left: max(8px, env(safe-area-inset-left));
  border-bottom: 1px solid var(--border);
  background: var(--panel);
  min-width: 0;
}
.topbar .title {
  flex: 1;
  min-width: 0;
  font-weight: 600;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}
.topbar .title .sep {
  margin-right: 8px;
  font-weight: 400;
}

/* Logo + titre personnalisés (clic : dialogue « Personnaliser »). */
.brand {
  display: flex;
  align-items: center;
  gap: 8px;
  min-width: 0;
  max-width: 40%;
  flex: none;
  border: none;
  background: transparent;
  height: auto;
  padding: 2px 6px 2px 2px;
  box-shadow: none;
  font: 600 15px/1.2 var(--ex-font);
  letter-spacing: normal;
  border-radius: var(--ex-radius-lg);
}
.brand-title {
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}
/* Logo stocké en 64x64 : affiché plus petit, il reste net sur écran HiDPI. */
.logo {
  --logo-size: 34px;
  flex: none;
  width: var(--logo-size);
  height: var(--logo-size);
  border-radius: 50%; /* masque rond */
  object-fit: cover;
  background: var(--bg);
  box-shadow: 0 0 0 1px var(--border);
}
.logo.big {
  --logo-size: 64px;
}
.topbar-tools {
  display: flex;
  align-items: center;
  gap: 2px;
  margin-left: auto;
  padding-left: 4px;
  border-left: 1px solid var(--border);
}
.status {
  font-size: 12px;
  padding: 2px 8px;
  border-radius: 10px;
  background: var(--ex-surface-low);
}
.status.saved {
  color: var(--ok);
}
.status.dirty,
.status.saving {
  color: var(--warn);
}
.status.error {
  color: var(--danger);
}

.drawer {
  grid-area: 2 / 1;
  overflow: hidden;
  border-right: 1px solid var(--border);
  background: var(--panel);
  min-width: 0;
}
.backdrop {
  display: none;
}

.canvas {
  grid-area: 2 / 2;
  position: relative;
  isolation: isolate; /* la poignée passe au-dessus de l'interface Excalidraw */
  min-width: 0;
  min-height: 0;
}
.canvas > .error {
  position: absolute;
  z-index: 10;
  top: 8px;
  left: 50%;
  transform: translateX(-50%);
}
.placeholder {
  height: 100%;
  display: grid;
  place-items: center;
  padding: 16px;
  text-align: center;
}

/* --- Explorateur ------------------------------------------------------------ */

.explorer {
  position: relative;
  width: var(--drawer-w);
  height: 100%;
  display: flex;
  flex-direction: column;
  padding: 12px 10px 8px;
  gap: 8px;
}
.toolbar {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
}
.searchbar {
  display: flex;
  align-items: center;
  gap: 4px;
}
.search {
  flex: 1;
  min-width: 0;
  display: flex;
  align-items: center;
  gap: 6px;
  padding: 0 0.625rem;
  color: var(--ex-outline);
  cursor: text;
}
.search input {
  flex: 1;
  min-width: 0;
  height: 100%;
  border: none;
  outline: none;
  background: transparent;
  color: var(--ex-on-surface);
  font: inherit;
}
/* Sélecteur vignettes/liste : groupe d'onglets de la barre latérale d'Excalidraw. */
.segmented {
  display: flex;
  flex: none;
  padding: 2px;
  border: 1px solid var(--ex-surface-high);
  border-radius: 0.625rem;
  background: var(--ex-canvas);
}
.segmented .icon-btn {
  width: calc(var(--ex-btn-lg) - 6px);
  height: calc(var(--ex-btn-lg) - 6px);
}
.crumbs {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  font-size: 13px;
}
.crumbs button {
  height: auto;
  padding: 3px 6px;
  background: transparent;
  box-shadow: none;
  outline: 1px dashed transparent;
  font-size: 13px;
  letter-spacing: normal;
}
.entries {
  list-style: none;
  margin: 0;
  padding: 0;
  overflow-y: auto;
  flex: 1;
}
.entries .empty {
  padding: 12px 8px;
}
.row {
  display: flex;
  align-items: center;
  gap: 4px;
  border-radius: var(--ex-radius-lg);
  border: 1px dashed transparent;
}
.row:hover {
  background: var(--ex-surface-low);
}
li.active > .row {
  background: var(--accent-soft);
}
.item.drop > .row,
.crumbs button.drop {
  border-color: var(--accent);
  outline-color: var(--accent);
  background: var(--accent-soft);
}
.row .name {
  flex: 1;
  display: flex;
  gap: 8px;
  align-items: center;
  min-width: 0;
  height: auto;
  justify-content: flex-start;
  text-align: left;
  border: none;
  background: transparent;
  box-shadow: none;
  padding: 6px;
  font-size: 13px;
  line-height: 1.3;
  letter-spacing: normal;
}
.row .name:hover:not(:disabled) {
  background: transparent;
}
.row .icon {
  flex: none;
  display: grid;
  place-items: center;
  width: 44px;
  color: var(--muted);
}
.row .icon.folder,
.folder {
  color: var(--ex-primary);
}
.row .label {
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}
.row .meta {
  font-size: 11px;
  white-space: nowrap;
}
.actions {
  display: flex;
  flex-wrap: wrap;
  gap: 4px;
  align-items: center;
  padding: 4px 6px 8px 30px;
  font-size: 13px;
}
.actions button,
.actions a {
  height: var(--ex-btn);
}

/* --- Mobile : l'explorateur devient un tiroir superposé -------------------- */

@media (max-width: 768px) {
  .app,
  .app.drawer-open {
    grid-template-columns: 0 1fr;
  }
  .drawer {
    position: fixed;
    z-index: 20;
    top: var(--topbar-h);
    bottom: 0;
    left: 0;
    width: min(330px, 88vw); /* largeur réglable : bureau uniquement */
    transform: translateX(-100%);
    transition: transform 0.2s ease;
    box-shadow: 2px 0 12px rgb(0 0 0 / 0.2);
  }
  .explorer {
    width: 100%;
    padding-bottom: max(8px, env(safe-area-inset-bottom));
  }
  .drawer-open .drawer {
    transform: none;
  }
  .drawer-open .backdrop {
    display: block;
    position: fixed;
    z-index: 15;
    inset: var(--topbar-h) 0 0 0;
    background: rgb(0 0 0 / 0.35);
  }
  .row .meta,
  .topbar .status,
  .save-label,
  .has-scene .brand-title {
    display: none;
  }
  .splitter,
  .drawer-open .splitter {
    display: none;
  }
  .row .name {
    padding: 10px 6px; /* cibles tactiles plus grandes */
  }
}

/* --- Explorateur : sélection, vignettes, déplacement ----------------------- */

:root {
  --thumb-bg: #ffffff;
}
:root[data-theme="dark"] {
  --thumb-bg: #121212;
}
.spacer {
  flex: 1;
}

.selbar {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 4px;
  padding: 4px 6px;
  border-radius: var(--ex-radius-lg);
  background: var(--ex-primary-container);
  color: var(--ex-on-primary-container);
  font-size: 13px;
}
.selbar button {
  height: var(--ex-btn);
}
.selbar .count {
  flex: 1;
  font-weight: 600;
  white-space: nowrap;
}
.selbar .icon-btn {
  color: inherit;
}
.selbar .icon-btn.danger {
  color: var(--danger);
}

/* Case à cocher : au survol (souris), toujours visible pendant une sélection
   et sur écran tactile. */
.item .check {
  width: 16px;
  height: 16px;
  margin: 0 0 0 4px;
  flex: none;
  accent-color: var(--accent);
  cursor: pointer;
  opacity: 0;
}
.item:hover .check,
.item .check:focus-visible,
.selecting .item .check {
  opacity: 1;
}
@media (hover: none) {
  .item .check {
    opacity: 1;
  }
}
.item.selected > .row {
  background: var(--accent-soft);
  outline: 1px solid var(--accent);
}
.entries .item.up .row {
  padding-left: 20px;
}

/* Miniatures */
.thumb {
  flex: none;
  display: grid;
  place-items: center;
  width: 44px;
  height: 33px;
  border-radius: var(--ex-radius-md);
  border: 1px solid var(--border);
  background: var(--thumb-bg);
  overflow: hidden;
}
.thumb img {
  width: 100%;
  height: 100%;
  object-fit: contain;
}
:root[data-theme="dark"] .thumb img {
  filter: invert(93%) hue-rotate(180deg); /* même rendu que le mode sombre d'Excalidraw */
}
.thumb .ph {
  color: var(--muted);
  font-size: 14px;
}
.thumb.server,
.thumb.generating {
  background: linear-gradient(90deg, var(--thumb-bg), var(--panel), var(--thumb-bg));
  background-size: 200% 100%;
  animation: shimmer 1.2s linear infinite;
}
@keyframes shimmer {
  to {
    background-position: -200% 0;
  }
}

/* Vue grille */
.entries.grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(120px, 1fr));
  grid-auto-flow: row dense;
  gap: 6px;
  align-content: start;
}
.entries.grid > .empty,
.entries.grid > .menu-row {
  grid-column: 1 / -1;
}
.entries.grid .row {
  position: relative;
  flex-direction: column;
  align-items: stretch;
  gap: 0;
  height: 100%;
  border: 1px solid var(--border);
  background: var(--ex-surface-lowest);
  transition: border-color 0.1s;
}
.entries.grid .row:hover {
  border-color: var(--ex-primary);
  background: var(--ex-surface-lowest);
}
.entries.grid .row .name {
  justify-content: flex-start;
}
.entries.grid .row .name {
  flex-direction: column;
  align-items: stretch;
  gap: 4px;
  padding: 4px;
}
.entries.grid .thumb,
.entries.grid .icon {
  width: 100%;
  height: auto;
  aspect-ratio: 4 / 3;
}
.entries.grid .icon {
  border-radius: var(--ex-radius-md);
  background: var(--ex-surface-mid);
}
.entries.grid .label {
  text-align: center;
  font-size: 12.5px;
}
.entries.grid .where {
  display: block;
}
.entries.grid .check {
  position: absolute;
  top: 8px;
  left: 6px;
  z-index: 1;
}
.entries.grid .more {
  position: absolute;
  top: 4px;
  right: 4px;
  z-index: 1;
  background: color-mix(in srgb, var(--bg) 80%, transparent);
  border-radius: 6px;
  opacity: 0;
}
.entries.grid .item:hover .more,
.entries.grid .more:focus-visible {
  opacity: 1;
}
@media (hover: none) {
  .entries.grid .more {
    opacity: 1;
  }
}
.entries.grid .actions {
  padding: 4px 2px 8px;
}

.drag-ghost {
  position: fixed;
  top: -100px;
  left: -100px;
  padding: 4px 10px;
  border-radius: 12px;
  background: var(--ex-primary);
  color: var(--ex-surface-lowest);
  font: 600 13px var(--ex-font);
}

/* Dialogue « Déplacer vers… » */
.modal-backdrop {
  position: fixed;
  inset: 0;
  z-index: 50;
  display: grid;
  place-items: center;
  padding: 16px;
  background: rgb(0 0 0 / 0.4);
}
.modal {
  width: min(420px, 100%);
  max-height: min(560px, 90dvh);
  display: flex;
  flex-direction: column;
  gap: 8px;
  padding: 16px;
  border-radius: 0.75rem;
  background: var(--ex-island);
  border: 1px solid var(--border);
  box-shadow: var(--ex-shadow-modal);
}
.modal h3 {
  margin: 0;
  font-size: 15px;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}
.modal .folders {
  list-style: none;
  margin: 0;
  padding: 0;
  flex: 1;
  min-height: 120px;
  overflow-y: auto;
  border: 1px solid var(--border);
  border-radius: var(--ex-radius-lg);
  background: var(--ex-surface-lowest);
}
.modal .folders button {
  width: 100%;
  height: auto;
  justify-content: flex-start;
  text-align: left;
  border-radius: 0;
  background: transparent;
  box-shadow: none;
  padding: 9px 10px;
  font-size: 13px;
  letter-spacing: normal;
}
.modal .folders button:hover:not(:disabled) {
  background: var(--ex-surface-high);
}
.modal .folders .empty {
  padding: 10px;
}
.modal-actions {
  display: flex;
  gap: 6px;
  align-items: center;
}

/* Dialogue « Personnaliser » */
.customize .field {
  display: flex;
  flex-direction: column;
  gap: 4px;
  font-size: 13px;
}
.customize .field > span {
  font-weight: 600;
}
.logo-edit {
  display: flex;
  align-items: center;
  gap: 12px;
}
.placeholder-logo {
  display: grid;
  place-items: center;
  font-size: 24px;
}
.logo-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
  align-items: center;
}
.logo-actions small {
  flex-basis: 100%;
}

/* --- Import par glisser-déposer -------------------------------------------- */

.drop-hint {
  position: absolute;
  inset: 8px;
  z-index: 4;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 16px;
  text-align: center;
  border: 2px dashed var(--ex-primary);
  border-radius: var(--ex-radius-lg);
  background: color-mix(in srgb, var(--ex-island) 96%, transparent);
  backdrop-filter: blur(2px);
  color: var(--ex-primary);
  font-weight: 600;
  pointer-events: none;
}
.drop-hint small {
  color: var(--muted);
  font-weight: 400;
}
/* Survol d'un dossier précis : l'indication générale s'efface. */
.explorer:has(.item.drop) .drop-hint,
.explorer:has(.crumbs .drop) .drop-hint {
  opacity: 0;
}

/* --- Mise à jour d'Excalidraw ---------------------------------------------- */

.update-btn {
  position: relative;
  color: var(--ex-primary);
}
.update-btn::after {
  content: "";
  position: absolute;
  top: 5px;
  right: 5px;
  width: 7px;
  height: 7px;
  border-radius: 50%;
  background: var(--warn);
  box-shadow: 0 0 0 2px var(--ex-island);
}
.modal .cmd {
  display: flex;
  align-items: center;
  gap: 4px;
  padding: 4px 4px 4px 10px;
  border-radius: var(--ex-radius-lg);
  background: var(--ex-surface-low);
}
.modal .cmd code {
  flex: 1;
  min-width: 0;
  overflow-wrap: anywhere;
  font: 12px ui-monospace, SFMono-Regular, Menlo, Consolas, monospace;
}
.modal .link {
  color: var(--ex-primary);
  font-size: 13px;
}

/* Dialogue « Paramètres » */
.modal.settings {
  width: min(480px, 100%);
  max-height: min(720px, 92dvh);
  overflow-y: auto;
}
.modal h4 {
  margin: 6px 0 0;
  padding-top: 8px;
  border-top: 1px solid var(--border);
  font-size: 12px;
  font-weight: 600;
  letter-spacing: 0.4px;
  text-transform: uppercase;
  color: var(--muted);
}
.modal h3 + h4 {
  border-top: none;
  padding-top: 0;
}
.modal .versions {
  margin: 0;
  font-size: 13px;
  line-height: 1.5;
}
.modal small code {
  font-size: 11px;
}
/* Choix du canal : RadioGroup d'Excalidraw. */
.radio-group {
  display: flex;
  gap: 2px;
  padding: 2px;
  border: 1px solid var(--ex-surface-high);
  border-radius: 0.625rem;
  background: var(--ex-island);
  align-self: flex-start;
}
.radio-group button {
  flex-direction: column;
  gap: 2px;
  height: auto;
  min-width: 110px;
  padding: 6px 12px;
  background: transparent;
  box-shadow: none;
  font-size: 13px;
}
.radio-group button small {
  font-size: 11px;
  letter-spacing: normal;
  opacity: 0.75;
}
.radio-group button.on {
  background: var(--ex-primary);
  color: var(--ex-surface-lowest);
}

/* --- Historique des versions ----------------------------------------------- */

.modal.history {
  width: min(920px, 100%);
  height: min(640px, 92dvh);
  max-height: none;
}
.history-head {
  display: flex;
  align-items: center;
  gap: 8px;
}
.history-head h3 {
  flex: 1;
  min-width: 0;
}
.history-body {
  flex: 1;
  min-height: 0;
  display: grid;
  grid-template-columns: 240px 1fr;
  gap: 10px;
}
.versions-list {
  list-style: none;
  margin: 0;
  padding: 0;
  overflow-y: auto;
  border: 1px solid var(--border);
  border-radius: var(--ex-radius-lg);
  background: var(--ex-surface-lowest);
}
.versions-list button {
  width: 100%;
  height: auto;
  flex-direction: column;
  align-items: flex-start;
  gap: 2px;
  padding: 8px 10px;
  border-radius: 0;
  background: transparent;
  box-shadow: none;
  font-size: 13px;
  letter-spacing: normal;
}
.versions-list button.on {
  background: var(--accent-soft);
  color: var(--ex-on-primary-container);
}
.versions-list small {
  font-size: 11px;
}
.versions-list .empty {
  padding: 10px;
  font-size: 13px;
}
.history-preview {
  min-width: 0;
  min-height: 0;
  display: flex;
  flex-direction: column;
  gap: 6px;
}
.history-preview .segmented {
  align-self: flex-start;
}
.history-preview .segmented button {
  height: calc(var(--ex-btn-lg) - 6px);
  background: transparent;
  box-shadow: none;
}
.history-preview .segmented button.on {
  background: var(--ex-primary-container);
  color: var(--ex-on-primary-container);
}
.svg-box {
  flex: 1;
  min-height: 0;
  display: grid;
  place-items: center;
  padding: 8px;
  overflow: hidden;
  border: 1px solid var(--border);
  border-radius: var(--ex-radius-lg);
  background: var(--ex-surface-lowest);
  color: var(--muted);
}
.svg-box svg {
  max-width: 100%;
  max-height: 100%;
}
.legend {
  display: flex;
  flex-wrap: wrap;
  gap: 4px 14px;
  margin: 0;
  font-size: 12px;
}
.legend i {
  display: inline-block;
  width: 10px;
  height: 10px;
  margin-right: 5px;
  border-radius: 2px;
}
.modal-actions a.link {
  display: inline-flex;
  padding: 6px;
}
@media (max-width: 640px) {
  .modal.history {
    height: 92dvh;
  }
  .history-body {
    grid-template-columns: 1fr;
    grid-template-rows: minmax(90px, 30%) 1fr;
  }
  .history-head button span {
    display: none;
  }
}