/* Asistente de Manuales — Editor styles
   Built on Palace Mare DS tokens (colors_and_type.css)
*/

* { box-sizing: border-box; }
html, body { margin: 0; padding: 0; height: 100%; overflow: hidden; }
body {
  background: var(--bg-alternative);
  color: var(--fg-default);
}
button { font-family: inherit; cursor: pointer; border: 0; background: none; color: inherit; padding: 0; }
input, textarea { font-family: inherit; color: inherit; }

/* ───────── App shell ───────── */
.app {
  display: grid;
  grid-template-rows: 56px 1fr;
  grid-template-columns: 280px 1fr 320px;
  grid-template-areas:
    "topbar topbar topbar"
    "slides canvas inspector";
  height: 100vh;
  width: 100vw;
}

/* ───────── Topbar ───────── */
.topbar {
  grid-area: topbar;
  display: flex;
  align-items: center;
  gap: var(--space-4);
  padding: 0 var(--space-5);
  background: var(--bg-default);
  border-bottom: 1px solid var(--border-default);
  z-index: 10;
}
.topbar__brand {
  display: flex;
  align-items: center;
  gap: var(--space-3);
  padding-right: var(--space-5);
  border-right: 1px solid var(--border-default);
  height: 100%;
}
.topbar__brand img { height: 22px; }
.topbar__title {
  display: flex;
  flex-direction: column;
  line-height: 1.1;
}
.topbar__title .overline {
  font-size: 10px;
  letter-spacing: 0.72px;
  text-transform: uppercase;
  color: var(--fg-weak);
}
.topbar__title .name {
  font-size: 14px;
  font-weight: 500;
  color: var(--fg-default);
}
.topbar__projectmeta {
  display: flex;
  align-items: center;
  gap: var(--space-2);
  flex: 1;
  min-width: 0;
}
.topbar__projectmeta .pm-field {
  display: flex;
  align-items: center;
  gap: 6px;
  padding: 6px 12px;
  border-radius: var(--radius-full);
  background: var(--bg-alternative);
  border: 1px solid transparent;
  transition: border-color 150ms cubic-bezier(0.2,0,0,1), background 150ms cubic-bezier(0.2,0,0,1);
  min-width: 0;
}
.topbar__projectmeta .pm-field:hover { background: var(--color-black-a4); }
.topbar__projectmeta .pm-field:focus-within {
  background: var(--bg-default);
  border-color: var(--border-accent);
}
.topbar__projectmeta .pm-field label {
  font-size: 10px;
  letter-spacing: 0.6px;
  text-transform: uppercase;
  color: var(--fg-weak);
  white-space: nowrap;
}
.topbar__projectmeta .pm-field input {
  border: 0;
  outline: 0;
  background: transparent;
  font-size: 13px;
  font-weight: 500;
  width: 100%;
  min-width: 0;
}
.topbar__projectmeta .pm-field--title input { width: 200px; }
.topbar__projectmeta .pm-field--suffix input { width: 60px; }
.topbar__projectmeta .pm-field--prop input { width: 140px; }

.topbar__actions {
  display: flex;
  align-items: center;
  gap: var(--space-2);
  margin-left: auto;
}

.btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 8px 16px;
  border-radius: var(--component-button-radius);
  font-size: 14px;
  font-weight: 500;
  height: 36px;
  white-space: nowrap;
  transition: background 150ms cubic-bezier(0.2,0,0,1), color 150ms cubic-bezier(0.2,0,0,1);
}
.btn:active { transform: scale(0.97); }
.btn--primary {
  background: var(--bg-accent);
  color: var(--fg-on-accent);
}
.btn--primary:hover { background: var(--bg-accent-hover); }
.btn--ghost { color: var(--fg-default); }
.btn--ghost:hover { background: var(--bg-hover); }
.btn--icon {
  width: 36px;
  height: 36px;
  padding: 0;
  border-radius: var(--component-icon-button-radius);
  justify-content: center;
}
.btn--icon:hover { background: var(--bg-hover); }
.btn .ti { font-size: 18px; }
.btn--primary .ti { font-size: 16px; }

.btn-divider { width: 1px; height: 24px; background: var(--border-default); }

/* ───────── Slides panel (left) ───────── */
.slides-panel {
  grid-area: slides;
  background: var(--bg-default);
  border-right: 1px solid var(--border-default);
  display: flex;
  flex-direction: column;
  overflow: hidden;
}
.panel-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: var(--space-4) var(--space-5);
  border-bottom: 1px solid var(--border-default);
  flex-shrink: 0;
}
.panel-header h3 {
  margin: 0;
  font-size: 11px;
  font-weight: 400;
  letter-spacing: 0.72px;
  text-transform: uppercase;
  color: var(--fg-weak);
}
.panel-header .count {
  font-size: 11px;
  color: var(--fg-weak);
  background: var(--bg-alternative);
  padding: 2px 8px;
  border-radius: var(--radius-full);
}
.slides-list {
  flex: 1;
  overflow-y: auto;
  padding: var(--space-3);
  display: flex;
  flex-direction: column;
  gap: var(--space-2);
}
.slide-card {
  position: relative;
  background: var(--bg-default);
  border: 1px solid var(--border-default);
  border-radius: var(--radius-xl);
  overflow: hidden;
  cursor: pointer;
  transition: border-color 150ms cubic-bezier(0.2,0,0,1), box-shadow 150ms cubic-bezier(0.2,0,0,1);
  user-select: none;
  flex-shrink: 0;
}
.slide-card:hover { border-color: var(--border-strong); }
.slide-card.is-active {
  border-color: var(--border-accent);
  box-shadow: 0 0 0 1px var(--border-accent);
}
.slide-card.is-dragging { opacity: 0.4; }
.slide-card.is-drop-target-above::before,
.slide-card.is-drop-target-below::after {
  content: '';
  position: absolute;
  left: 6px;
  right: 6px;
  height: 2px;
  background: var(--bg-accent);
  border-radius: 2px;
}
.slide-card.is-drop-target-above::before { top: -5px; }
.slide-card.is-drop-target-below::after { bottom: -5px; }

.slide-card__head {
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 8px 10px;
  border-bottom: 1px solid var(--border-default);
}
.slide-card__index {
  font-size: 10px;
  font-weight: 500;
  color: var(--fg-weak);
  width: 22px;
  text-align: center;
}
.slide-card__type {
  font-size: 11px;
  font-weight: 500;
  color: var(--fg-default);
  flex: 1;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}
.slide-card__menu {
  width: 22px;
  height: 22px;
  border-radius: var(--radius-md);
  display: inline-flex;
  align-items: center;
  justify-content: center;
  color: var(--fg-weak);
  flex-shrink: 0;
}
.slide-card__menu:hover { background: var(--bg-hover); color: var(--fg-default); }
.slide-card__thumb {
  aspect-ratio: 4/3;
  background: var(--bg-alternative);
  display: flex;
  align-items: center;
  justify-content: center;
  position: relative;
  overflow: hidden;
}
.slide-card__thumb-inner {
  position: absolute;
  inset: 0;
  display: flex;
  align-items: center;
  justify-content: center;
  pointer-events: none;
}
.slide-card__thumb-stage {
  /* Renders an inner page at scaled size */
  transform-origin: top left;
  background: white;
  position: relative;
  flex-shrink: 0;
}

.slides-panel__footer {
  border-top: 1px solid var(--border-default);
  padding: var(--space-3);
  display: flex;
  flex-direction: column;
  gap: 6px;
  flex-shrink: 0;
}
.add-slide-trigger {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 6px;
  padding: 10px;
  border: 1px dashed var(--border-strong);
  border-radius: var(--radius-lg);
  font-size: 13px;
  font-weight: 500;
  color: var(--fg-default);
  background: var(--bg-default);
  transition: background 150ms, border-color 150ms;
}
.add-slide-trigger:hover {
  background: var(--bg-hover);
  border-color: var(--border-accent);
  color: var(--fg-accent);
}

/* Add slide popover */
.add-slide-popover {
  position: absolute;
  bottom: 76px;
  left: 12px;
  width: 256px;
  max-height: 400px;
  background: var(--bg-default);
  border: 1px solid var(--border-default);
  border-radius: var(--radius-xl);
  box-shadow: var(--shadow-overlay);
  padding: 6px;
  z-index: 50;
  overflow-y: auto;
}
.add-slide-popover__title {
  font-size: 10px;
  letter-spacing: 0.72px;
  text-transform: uppercase;
  color: var(--fg-weak);
  padding: 8px 10px 6px;
}
.add-slide-popover__item {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 8px 10px;
  border-radius: var(--radius-md);
  width: 100%;
  text-align: left;
}
.add-slide-popover__item:hover { background: var(--bg-hover); }
.add-slide-popover__item-icon {
  width: 36px;
  height: 28px;
  background: var(--bg-alternative);
  border-radius: var(--radius-sm);
  border: 1px solid var(--border-default);
  flex-shrink: 0;
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--fg-weak);
}
.add-slide-popover__item-text { display: flex; flex-direction: column; }
.add-slide-popover__item-name { font-size: 13px; font-weight: 500; }
.add-slide-popover__item-desc { font-size: 11px; color: var(--fg-weak); }

/* ───────── Canvas (center) ───────── */
.canvas-area {
  grid-area: canvas;
  position: relative;
  background: var(--bg-alternative);
  overflow: auto;
  display: flex;
  align-items: center;
  justify-content: center;
}
.canvas-area__inner {
  padding: 56px;
  display: flex;
  align-items: center;
  justify-content: center;
  min-height: 100%;
  min-width: 100%;
}
.page {
  background: white;
  box-shadow: 0 4px 16px rgba(0,0,0,0.08), 0 1px 0 rgba(0,0,0,0.04);
  position: relative;
  flex-shrink: 0;
  /* size set inline via style */
}

/* Toolbar above canvas */
.canvas-toolbar {
  position: absolute;
  top: 12px;
  left: 50%;
  transform: translateX(-50%);
  display: flex;
  align-items: center;
  gap: 4px;
  background: var(--bg-default);
  border: 1px solid var(--border-default);
  border-radius: var(--radius-full);
  padding: 4px;
  z-index: 5;
  box-shadow: 0 2px 8px rgba(0,0,0,0.04);
}
.canvas-toolbar button {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  height: 30px;
  padding: 0 12px;
  border-radius: var(--radius-full);
  font-size: 12px;
  font-weight: 500;
  color: var(--fg-default);
}
.canvas-toolbar button:hover { background: var(--bg-hover); }
.canvas-toolbar button.is-active { background: var(--bg-accent); color: var(--fg-on-accent); }
.canvas-toolbar .divider { width: 1px; height: 18px; background: var(--border-default); margin: 0 2px; }
.canvas-toolbar .zoom-display {
  font-size: 12px;
  font-weight: 500;
  color: var(--fg-weak);
  min-width: 40px;
  text-align: center;
}

/* Page chrome (header / footer of EVERY slide) */
.page-chrome-header {
  position: absolute;
  top: 0; left: 0; right: 0;
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 24px 32px 0;
  pointer-events: none;
}
.page-chrome-header__left {
  display: flex;
  flex-direction: column;
  line-height: 1.2;
}
.page-chrome-header__overline {
  font-size: 8.5px;
  letter-spacing: 0.6px;
  text-transform: uppercase;
  color: var(--color-grey-500);
}
.page-chrome-header__title {
  font-size: 11px;
  font-weight: 500;
  color: var(--color-ocean-blue-900);
}
.page-chrome-header__right {
  display: flex;
  align-items: center;
  gap: 8px;
}
.page-chrome-header__right img { height: 24px; }

.page-chrome-footer {
  position: absolute;
  bottom: 0; left: 0; right: 0;
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0 32px 18px;
  font-size: 8.5px;
  letter-spacing: 0.4px;
  text-transform: uppercase;
  color: var(--color-grey-500);
}
.page-chrome-footer .pn { font-variant-numeric: tabular-nums; }

/* Slide body */
.slide-body {
  position: absolute;
  inset: 56px 32px 40px;
  display: flex;
  flex-direction: column;
}

/* ───────── Inspector (right) ───────── */
.inspector {
  grid-area: inspector;
  background: var(--bg-default);
  border-left: 1px solid var(--border-default);
  display: flex;
  flex-direction: column;
  overflow: hidden;
}
.inspector__tabs {
  display: flex;
  border-bottom: 1px solid var(--border-default);
  padding: 0 var(--space-4);
  flex-shrink: 0;
}
.inspector__tab {
  padding: 14px 12px;
  font-size: 12px;
  font-weight: 500;
  color: var(--fg-weak);
  border-bottom: 2px solid transparent;
  margin-bottom: -1px;
  transition: color 150ms, border-color 150ms;
}
.inspector__tab:hover { color: var(--fg-default); }
.inspector__tab.is-active {
  color: var(--fg-default);
  border-bottom-color: var(--border-accent);
}
.inspector__body {
  flex: 1;
  overflow-y: auto;
  padding: var(--space-5);
}
.inspector-section { margin-bottom: var(--space-6); }
.inspector-section + .inspector-section { padding-top: var(--space-6); border-top: 1px solid var(--border-default); }
.inspector-section__title {
  font-size: 10px;
  letter-spacing: 0.72px;
  text-transform: uppercase;
  color: var(--fg-weak);
  margin: 0 0 var(--space-3);
}
.field { display: flex; flex-direction: column; gap: 6px; margin-bottom: var(--space-3); }
.field label {
  font-size: 12px;
  font-weight: 500;
  color: var(--fg-default);
}
.field input, .field textarea, .field select {
  border: 1px solid var(--border-default);
  border-radius: var(--component-input-radius);
  padding: 8px 12px;
  font-size: 13px;
  background: var(--bg-default);
  outline: 0;
  transition: border-color 150ms;
}
.field input:focus, .field textarea:focus, .field select:focus {
  border-color: var(--border-accent);
}
.field textarea { resize: vertical; min-height: 80px; line-height: 1.5; }
.field .helper { font-size: 11px; color: var(--fg-weak); }

/* Asset uploader */
.asset-drop {
  border: 1.5px dashed var(--border-strong);
  border-radius: var(--radius-xl);
  padding: 20px;
  text-align: center;
  background: var(--bg-alternative);
  cursor: pointer;
  transition: border-color 150ms, background 150ms;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 6px;
}
.asset-drop:hover, .asset-drop.is-over {
  border-color: var(--border-accent);
  background: var(--bg-accent-weak);
}
.asset-drop .ti { font-size: 24px; color: var(--fg-weak); }
.asset-drop__title { font-size: 13px; font-weight: 500; color: var(--fg-default); }
.asset-drop__hint { font-size: 11px; color: var(--fg-weak); }
.asset-preview {
  position: relative;
  border: 1px solid var(--border-default);
  border-radius: var(--radius-lg);
  overflow: hidden;
  background: var(--bg-alternative);
  aspect-ratio: 16/10;
}
.asset-preview img {
  width: 100%; height: 100%;
  object-fit: contain;
  display: block;
}
.asset-preview__remove {
  position: absolute;
  top: 6px; right: 6px;
  width: 28px; height: 28px;
  background: rgba(0,0,0,0.6);
  color: white;
  border-radius: var(--radius-full);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 14px;
  backdrop-filter: blur(4px);
}
.asset-preview__remove:hover { background: rgba(0,0,0,0.8); }

/* Editable text on canvas */
.editable {
  cursor: text;
  outline: none;
  border-radius: 2px;
  transition: box-shadow 150ms;
  position: relative;
}
.editable:hover {
  box-shadow: 0 0 0 1px var(--color-ocean-blue-300);
}
.editable:focus {
  box-shadow: 0 0 0 2px var(--border-accent);
  background: rgba(85, 154, 219, 0.04);
}

/* Asset slot inside slide */
.slot {
  position: relative;
  background: var(--bg-alternative);
  border: 1.5px dashed var(--border-strong);
  border-radius: var(--radius-md);
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  transition: border-color 150ms, background 150ms;
  overflow: hidden;
}
.slot:hover {
  border-color: var(--border-accent);
  background: var(--bg-accent-weak);
}
.slot.is-over {
  border-color: var(--border-accent);
  background: var(--bg-accent-weak);
  border-style: solid;
}
.slot.has-image {
  border-style: solid;
  border-color: var(--border-default);
  background: white;
}
.slot.has-image:hover { border-color: var(--border-accent); }
.slot img {
  width: 100%; height: 100%;
  object-fit: contain;
  display: block;
}
.slot__placeholder {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 6px;
  color: var(--fg-weak);
  text-align: center;
  padding: 12px;
}
.slot__placeholder .ti { font-size: 24px; }
.slot__placeholder span { font-size: 11px; font-weight: 500; }
.slot__remove {
  position: absolute;
  top: 8px; right: 8px;
  width: 24px; height: 24px;
  border-radius: var(--radius-full);
  background: rgba(0,0,0,0.6);
  color: white;
  display: none;
  align-items: center;
  justify-content: center;
  font-size: 12px;
  z-index: 2;
}
.slot.has-image:hover .slot__remove { display: flex; }
.slot__remove:hover { background: rgba(0,0,0,0.8); }

/* Tweaks panel */
.tweaks-panel {
  position: fixed;
  bottom: 24px;
  right: 24px;
  width: 280px;
  background: var(--bg-default);
  border: 1px solid var(--border-default);
  border-radius: var(--radius-xl);
  box-shadow: var(--shadow-overlay);
  z-index: 100;
  overflow: hidden;
}
.tweaks-panel__header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 12px 16px;
  border-bottom: 1px solid var(--border-default);
  background: var(--bg-alternative);
}
.tweaks-panel__title {
  font-size: 11px;
  letter-spacing: 0.72px;
  text-transform: uppercase;
  color: var(--fg-weak);
  font-weight: 400;
}
.tweaks-panel__body { padding: 16px; }
.tweaks-segmented {
  display: grid;
  grid-template-columns: 1fr 1fr 1fr;
  gap: 4px;
  background: var(--bg-alternative);
  padding: 4px;
  border-radius: var(--radius-md);
}
.tweaks-segmented button {
  padding: 8px 6px;
  border-radius: var(--radius-sm);
  font-size: 12px;
  font-weight: 500;
  color: var(--fg-weak);
  transition: background 150ms, color 150ms;
}
.tweaks-segmented button.is-active {
  background: white;
  color: var(--fg-default);
  box-shadow: 0 1px 2px rgba(0,0,0,0.06);
}

/* Empty inspector state */
.empty-state {
  text-align: center;
  padding: 40px 20px;
  color: var(--fg-weak);
}
.empty-state .ti { font-size: 32px; margin-bottom: 8px; }
.empty-state h4 { margin: 0 0 4px; font-size: 14px; font-weight: 500; color: var(--fg-default); }
.empty-state p { margin: 0; font-size: 12px; line-height: 1.5; }

/* Scrollbars */
::-webkit-scrollbar { width: 10px; height: 10px; }
::-webkit-scrollbar-track { background: transparent; }
::-webkit-scrollbar-thumb { background: rgba(0,0,0,0.12); border-radius: 5px; border: 2px solid var(--bg-alternative); }
::-webkit-scrollbar-thumb:hover { background: rgba(0,0,0,0.2); }

/* Toast */
.toast {
  position: fixed;
  bottom: 24px;
  left: 50%;
  transform: translateX(-50%);
  background: var(--bg-inverse);
  color: var(--fg-on-inverse);
  padding: 10px 18px;
  border-radius: var(--radius-full);
  font-size: 13px;
  font-weight: 500;
  z-index: 200;
  box-shadow: var(--shadow-raised);
  animation: toast-in 200ms cubic-bezier(0.2,0,0,1);
}
@keyframes toast-in {
  from { opacity: 0; transform: translate(-50%, 8px); }
  to { opacity: 1; transform: translate(-50%, 0); }
}

/* Overline used on slide body */
.slide-overline {
  font-size: 10px;
  font-weight: 500;
  letter-spacing: 0.72px;
  text-transform: uppercase;
  color: var(--color-grey-500);
}