/* =========================================================
   DIBUJO LIBRE — LIENZO COMPLETO

   Uso:
   Se aplica exclusivamente a .screen-free-drawing. En vertical las
   herramientas se muestran arriba; en horizontal forman una barra lateral
   para reservar la mayor parte del viewport al lienzo.
========================================================= */

.screen-free-drawing {
  overflow: hidden !important;
}

.free-drawing-shell {
  width: 100%;
  height: 100%;
  min-width: 0;
  min-height: 0;
  display: grid;
  grid-template-rows: auto minmax(0, 1fr);
  gap: var(--app-gap, 8px);
}

.free-drawing-header {
  min-width: 0;
  display: grid;
  grid-template-columns: auto minmax(0, 1fr) auto;
  align-items: center;
  gap: 8px;
}

.free-drawing-header strong {
  min-width: 0;
  font-size: clamp(18px, 4.5vw, 27px);
  text-align: center;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.free-drawing-workspace {
  min-width: 0;
  min-height: 0;
  display: grid;
  grid-template-rows: auto minmax(0, 1fr);
  gap: 7px;
}

.free-drawing-toolbar {
  min-width: 0;
  display: grid;
  gap: 6px;
  padding: 6px 8px;
  border: 3px solid rgba(255, 255, 255, .78);
  border-radius: 18px;
  background: rgba(255, 255, 255, .82);
  box-shadow: 0 5px 12px rgba(33, 2, 91, .12);
}

.free-drawing-colors,
.free-drawing-tools {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: clamp(5px, 1.5vw, 9px);
}

.free-drawing-colors {
  flex-wrap: wrap;
}

.free-drawing-color {
  width: clamp(25px, 7vw, 34px);
  height: clamp(25px, 7vw, 34px);
  flex: 0 0 auto;
  padding: 0;
  border: 3px solid white;
  border-radius: 50%;
  background: var(--free-color);
  box-shadow: 0 3px 7px rgba(0, 0, 0, .18);
}

.free-drawing-color.is-active {
  outline: 4px solid rgba(49, 54, 128, .42);
  transform: scale(1.1);
}

.free-drawing-tool,
.free-drawing-action {
  min-height: 42px;
  border: 3px solid white;
  border-radius: 14px;
  padding: 7px 11px;
  background: #eef3ff;
  color: #21025b;
  font-weight: 900;
  box-shadow: 0 4px 0 rgba(33, 2, 91, .14);
}

.free-drawing-tool {
  width: 46px;
  padding: 4px;
  font-size: 21px;
}

.free-drawing-tool.is-active {
  background: #ffda76;
  transform: translateY(2px);
  box-shadow: 0 2px 0 rgba(33, 2, 91, .14);
}

.free-drawing-save {
  background: linear-gradient(#70e9a4, #36c979);
}

.free-drawing-clear {
  background: linear-gradient(#ffe69b, #ffc857);
}

.free-drawing-size {
  min-width: min(180px, 38vw);
  display: grid;
  grid-template-columns: auto minmax(70px, 1fr);
  align-items: center;
  gap: 6px;
  font-size: 12px;
  font-weight: 900;
}

.free-drawing-size input {
  width: 100%;
}

.free-drawing-canvas-wrap {
  position: relative;
  min-width: 0;
  min-height: 0;
  overflow: hidden;
  border: 5px solid rgba(255, 255, 255, .94);
  border-radius: clamp(17px, 4vmin, 28px);
  background: #fff;
  box-shadow: 0 8px 18px rgba(33, 2, 91, .17);
  touch-action: none;
}

#freeDrawingCanvas {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  cursor: crosshair;
  touch-action: none;
}

@media (orientation: landscape) {
  .free-drawing-workspace {
    grid-template-columns: clamp(145px, 21vw, 210px) minmax(0, 1fr);
    grid-template-rows: minmax(0, 1fr);
  }

  .free-drawing-toolbar {
    align-content: center;
    overflow-y: auto;
    overscroll-behavior: contain;
  }

  .free-drawing-colors {
    display: grid;
    grid-template-columns: repeat(4, auto);
  }

  .free-drawing-tools {
    flex-wrap: wrap;
  }

  .free-drawing-size {
    min-width: 100%;
    grid-template-columns: 1fr;
    text-align: center;
  }
}

@media (orientation: landscape) and (max-height: 500px) {
  .free-drawing-header .btn-circ,
  .free-drawing-header .free-drawing-action {
    min-height: 38px;
    height: 40px;
  }

  .free-drawing-workspace {
    grid-template-columns: clamp(126px, 18vw, 170px) minmax(0, 1fr);
  }

  .free-drawing-toolbar {
    padding: 4px;
  }

  .free-drawing-color {
    width: 25px;
    height: 25px;
  }
}

@media (max-width: 430px) and (orientation: portrait) {
  .free-drawing-header strong {
    font-size: 17px;
  }

  .free-drawing-save {
    font-size: 0;
    width: 46px;
    padding: 5px;
  }

  .free-drawing-save::before {
    content: "💾";
    font-size: 20px;
  }

  .free-drawing-toolbar {
    padding: 5px;
  }

  .free-drawing-size span {
    display: none;
  }

  .free-drawing-size {
    min-width: 90px;
    grid-template-columns: 1fr;
  }
}