/* Chatper · board.css — pizarra: lienzo, herramientas y cabecera (SPEC §18). */

/* --------------------------------------------------------------------------
   Vista
   -------------------------------------------------------------------------- */
.board-view {
  position: relative;
  display: flex;
  flex-direction: column;
  height: 100%;
  min-height: 0;
  background: var(--surface);
  container-type: inline-size;
  container-name: board;
}
.board-main {
  display: flex;
  flex-direction: column;
  flex: 1;
  min-height: 0;
}
.board-state {
  flex: 1;
  display: grid;
  place-items: center;
  padding: 1.5rem;
}

/* --------------------------------------------------------------------------
   Cabecera (compacta, SPEC §18.13)
   -------------------------------------------------------------------------- */
.board-head {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 0.375rem 0.5rem;
  padding: 0.375rem 0.625rem;
  border-bottom: 1px solid var(--border);
  background: var(--bg-elevated);
}
.board-group {
  display: flex;
  align-items: center;
  gap: 0.125rem;
}
.board-tools,
.board-style {
  padding: 0.125rem;
  border-radius: var(--radius);
  background: var(--surface-2);
}
.board-head__spacer { flex: 1 1 0; min-width: 0; }

.board-btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.35rem;
  min-width: 2rem;
  height: 2rem;
  padding: 0 0.375rem;
  border: 0;
  border-radius: 8px;
  background: transparent;
  color: var(--text-muted);
  cursor: pointer;
  transition: background-color var(--dur) var(--ease), color var(--dur) var(--ease), box-shadow var(--dur) var(--ease);
}
.board-btn:hover:not(:disabled) { background: var(--surface-3); color: var(--text); }
.board-btn[aria-pressed="true"],
.board-btn[aria-pressed="true"]:hover {
  background: var(--accent-soft);
  color: var(--accent-text);
}
.board-btn:focus-visible { outline: none; box-shadow: var(--focus-ring); }
.board-btn:disabled { opacity: 0.4; cursor: default; }

/* Estilo: Color, Grosor y Línea, cada uno un botón pequeño con lo elegido y «⌄» */
.board-style { transition: opacity var(--dur) var(--ease); }
.board-style.is-idle { opacity: 0.62; }
.board-style.is-idle:hover,
.board-style.is-idle:focus-within { opacity: 1; }
.board-pick {
  gap: 0.2rem;
  padding: 0 0.25rem 0 0.4rem;
}
.board-pick[hidden] { display: none; }
.board-pick[aria-expanded="true"] { background: var(--surface-3); color: var(--text); }
.board-pick__caret { display: inline-flex; opacity: 0.7; }
.board-pick__caret svg { width: 0.75rem; height: 0.75rem; }
.board-pick__dot {
  display: block;
  width: 1.125rem;
  height: 1.125rem;
  border-radius: 50%;
  background: var(--swatch, var(--text));
  box-shadow: inset 0 0 0 1px rgba(16, 24, 40, 0.16);
}
.board-pick__face {
  display: inline-grid;
  place-items: center;
  width: 1.25rem;
  height: 1.25rem;
}
.board-pick__face svg { width: 1rem; height: 1rem; }
/* Con discontinua, la cara del botón Línea lleva una raya discontinua debajo */
.board-pick__face.is-dashed { position: relative; }
.board-pick__face.is-dashed::after {
  content: "";
  position: absolute;
  left: 0.1rem;
  right: 0.1rem;
  bottom: -0.1rem;
  border-top: 1.5px dashed currentColor;
}

/* Muestras: raya de grosor y «A» de tamaño */
.board-sample--width {
  display: block;
  width: 1.125rem;
  height: var(--w, 3px);
  border-radius: 999px;
  background: currentColor;
}
.board-sample--size {
  display: block;
  font-weight: 650;
  line-height: 1;
}

/* Desplegables */
.popover.board-pick-pop { padding: 0.5rem; }
.board-pick-title {
  margin: 0 0.15rem 0.4rem;
  color: var(--text-muted);
  font-size: 0.75rem;
  font-weight: 600;
}
.board-pick-pop .board-swatches {
  display: grid;
  grid-template-columns: repeat(4, 1.75rem);
  gap: 0.5rem;
  padding: 0.3rem;
}
.board-swatch {
  flex: none;
  width: 1.75rem;
  height: 1.75rem;
  padding: 0;
  border: 0;
  border-radius: 50%;
  background: var(--swatch);
  box-shadow: inset 0 0 0 1px rgba(16, 24, 40, 0.14);
  cursor: pointer;
  transition: box-shadow var(--dur) var(--ease), transform var(--dur) var(--ease);
}
.board-swatch--accent { --swatch: var(--accent); background: var(--accent); }
.board-swatch:hover { transform: scale(1.1); }
.board-swatch[aria-pressed="true"] {
  box-shadow: inset 0 0 0 1px rgba(16, 24, 40, 0.14), 0 0 0 2px var(--surface), 0 0 0 4px var(--swatch);
}
.board-swatch:focus-visible {
  outline: none;
  box-shadow: inset 0 0 0 1px rgba(16, 24, 40, 0.14), 0 0 0 2px var(--surface), 0 0 0 4px var(--accent);
}
/* En oscuro la tinta casi negra se pinta clara (canvas.js inkFor): la muestra, igual. */
:root[data-theme="dark"] .board-swatch[data-color="#1f2328"] { --swatch: #e6e8ec; background: #e6e8ec; }
:root[data-theme="dark"] .board-pick__dot[data-color="#1f2328"] { background: #e6e8ec; }
:root[data-theme="dark"] .board-swatch[data-color="#1f2328"][aria-pressed="true"] {
  box-shadow: inset 0 0 0 1px rgba(16, 24, 40, 0.14), 0 0 0 2px var(--surface), 0 0 0 4px #e6e8ec;
}

.board-pick-rows {
  display: grid;
  gap: 0.125rem;
  min-width: 9rem;
}
.board-pick-row {
  display: flex;
  align-items: center;
  gap: 0.65rem;
  width: 100%;
  min-height: 2.25rem;
  padding: 0.35rem 0.6rem;
  border: 0;
  border-radius: var(--radius-sm);
  background: none;
  color: var(--text);
  font: inherit;
  font-size: 0.875rem;
  text-align: left;
  cursor: pointer;
  transition: background-color var(--dur) var(--ease), color var(--dur) var(--ease);
}
.board-pick-row:hover { background: var(--surface-2); }
.board-pick-row[aria-pressed="true"] { background: var(--accent-soft); color: var(--accent-text); }
.board-pick-row:focus-visible { outline: none; box-shadow: var(--focus-ring); }
.board-pick-row__sample {
  display: inline-grid;
  place-items: center;
  flex: none;
  width: 1.5rem;
  height: 1.25rem;
}
.board-pick-row .board-sample--width { width: 1.5rem; }

.board-pick-panel--line { display: grid; gap: 0.625rem; }
.board-pick-opts {
  display: flex;
  gap: 0.125rem;
  padding: 0.125rem;
  border-radius: var(--radius);
  background: var(--surface-2);
}
.board-pick-opt {
  flex: 1 1 0;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.35rem;
  height: 2rem;
  padding: 0 0.6rem;
  border: 0;
  border-radius: 7px;
  background: none;
  color: var(--text-muted);
  font: inherit;
  font-size: 0.8125rem;
  white-space: nowrap;
  cursor: pointer;
  transition: background-color var(--dur) var(--ease), color var(--dur) var(--ease), box-shadow var(--dur) var(--ease);
}
.board-pick-opt svg { width: 1rem; height: 1rem; flex: none; }
.board-pick-opt:hover { background: var(--surface-3); color: var(--text); }
.board-pick-opt[aria-pressed="true"] { background: var(--accent-soft); color: var(--accent-text); }
.board-pick-opt:focus-visible { outline: none; box-shadow: var(--focus-ring); }
.board-pick-dash {
  display: block;
  flex: none;
  width: 1rem;
  border-top: 2px solid currentColor;
}
.board-pick-dash.is-dashed { border-top-style: dashed; }

/* Directo: quién está (avatares de live.js, estilos en board-live.css), invitar, la llamada de la sala y «⋯» */
.board-live { gap: 0.375rem; }
.board-people-slot { display: flex; align-items: center; }
.board-people-slot:empty { display: none; }
/* La cabecera es --bg-elevated: el aro que separa los avatares, del mismo color */
.board-head .board-person,
.board-head .board-people-more { box-shadow: 0 0 0 2px var(--bg-elevated); }
.board-head .board-person.is-speaking { box-shadow: 0 0 0 2px var(--bg-elevated), 0 0 0 4px var(--accent); }
/* El botón de la llamada (§56.2): fuera, «Hablar»; dentro con el micro encendido, verde; apagado, el icono en rojo suave */
.board-mic.is-on {
  background: var(--success-soft);
  border-color: color-mix(in srgb, var(--success) 45%, transparent);
  color: var(--success-text);
}
.board-mic.is-on:hover:not(:disabled) { background: color-mix(in srgb, var(--success) 22%, transparent); }
.board-mic.is-in-call:not(.is-on) .board-mic__icon { color: var(--danger-text); }
.board-mic[aria-busy="true"] { opacity: 0.7; }
.board-mic__icon { display: inline-flex; }
.board-mic__icon svg { width: 1.05rem; height: 1.05rem; }

/* --------------------------------------------------------------------------
   Deshacer / Rehacer y zoom: flotan arriba a la derecha, dentro del lienzo (§19.11)
   -------------------------------------------------------------------------- */
.board-main { position: relative; }
.board-float {
  position: absolute;
  top: 0.75rem;
  right: 0.75rem;
  z-index: 4;
  display: flex;
  align-items: center;
  gap: 0.375rem;
  pointer-events: none;
}
.board-float > .board-group {
  padding: 0.125rem;
  border: 1px solid var(--border);
  border-radius: var(--radius);
  background: var(--surface);
  box-shadow: var(--shadow);
  pointer-events: auto;
}
.board-zoom__pct {
  min-width: 3.25rem;
  font-size: 0.8125rem;
  font-weight: 550;
  font-variant-numeric: tabular-nums;
  color: var(--text);
}

/* Sin sitio para todo en una fila (board-view.js fitHead): «Invitar» y «Hablar», solo con su icono */
.board-head.is-tight .board-label { display: none; }
.board-head.is-tight .board-invite,
.board-head.is-tight .board-mic { width: 2rem; padding: 0; }
@container board (max-width: 30rem) {
  .board-head { padding: 0.3rem 0.4rem; gap: 0.3rem; }
  .board-float { top: 0.5rem; right: 0.5rem; }
  .board-zoom__step { display: none; }
}

/* --------------------------------------------------------------------------
   Lienzo
   -------------------------------------------------------------------------- */
.board-stage {
  position: relative;
  flex: 1;
  min-height: 0;
  overflow: hidden;
  outline: none;
  background: var(--surface);
  touch-action: none;
  user-select: none;
  -webkit-user-select: none;
  -webkit-touch-callout: none;
}
.board-stage:focus-visible { box-shadow: inset 0 0 0 2px color-mix(in srgb, var(--accent) 45%, transparent); }
.board-stage.is-file-drop-target { box-shadow: inset 0 0 0 2px color-mix(in srgb, var(--accent) 30%, transparent); }
.board-stage.is-file-drop-over { box-shadow: inset 0 0 0 3px color-mix(in srgb, var(--accent) 60%, transparent); }
.board-canvas {
  position: absolute;
  inset: 0;
  display: block;
  pointer-events: none;
}

.board-empty {
  position: absolute;
  inset: 0;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  padding: 1rem;
  color: var(--text-subtle);
  font-size: 0.9375rem;
  text-align: center;
  pointer-events: none;
}
.board-empty[hidden] { display: none; }
.board-empty p { margin: 0; max-width: 22rem; }
.board-empty svg { opacity: 0.55; }
.board-stage.is-loading .board-empty { visibility: hidden; }

.board-status {
  position: absolute;
  left: 50%;
  bottom: 0.75rem;
  z-index: 3;
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
  max-width: calc(100% - 1.5rem);
  padding: 0.35rem 0.75rem;
  border-radius: var(--radius-full);
  background: var(--surface);
  box-shadow: var(--shadow);
  color: var(--warning-text);
  font-size: 0.8125rem;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
  transform: translateX(-50%);
  pointer-events: none;
}
.board-status[hidden] { display: none; }

/* Avisos del directo (estilo .board-live-notice de board-live.css) */
.board-notices {
  position: absolute;
  top: 0.75rem;
  left: 50%;
  z-index: 3;
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
  width: min(32rem, calc(100% - 1.5rem));
  transform: translateX(-50%);
  pointer-events: none;
}
.board-notices > * { pointer-events: auto; cursor: default; }
.board-notices:empty { display: none; }

/* Edición de textos y notas en el sitio */
.board-editor {
  position: absolute;
  z-index: 2;
  min-width: 1ch;
  margin: 0;
  border: 0;
  border-radius: 2px;
  outline: none;
  resize: none;
  overflow: hidden;
  white-space: pre;
  background: transparent;
  caret-color: var(--accent);
  box-shadow: 0 0 0 1px color-mix(in srgb, var(--accent) 55%, transparent);
  user-select: text;
  -webkit-user-select: text;
}
.board-editor--note {
  white-space: pre-wrap;
  overflow-wrap: anywhere;
  box-shadow: 0 2px 10px rgba(16, 24, 40, 0.16), 0 0 0 2px color-mix(in srgb, var(--accent) 55%, transparent);
}

@media (prefers-reduced-motion: reduce) {
  .board-btn,
  .board-swatch,
  .board-pick-row,
  .board-pick-opt,
  .board-style { transition: none; }
  .board-swatch:hover { transform: none; }
}