/* Copyright 2026 Mozilla Foundation
 *
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 *     http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */

#debug-view {
  flex: 1;
  min-height: 0;
  display: flex;
  flex-direction: column;
  gap: 10px;

  &[hidden] {
    display: none;
  }
}
#render-panels {
  flex: 1;
  min-width: 0;
  min-height: 0;
  align-items: stretch;
  --spc-resizer-color: var(--border-color);
  --spc-resizer-hover-color: var(--accent-color);
}
#render-panels {
  /* instructionsSplit (spc-column) takes half the width next to canvas. */
  > .spc-column {
    flex: 1 1 0;
  }

  /* canvasFontSplit (spc-row) takes the other half. */
  > .spc-row {
    flex: 1 1 0;
  }

  /* opTopSplit (spc-row) takes 70% of the instructions column height. */
  > .spc-column > .spc-row {
    flex: 7 1 0;
  }
}
#gfx-state-panel {
  flex: 3 1 0;
  min-width: 20ch;
  overflow: auto;
  min-height: 0;
  padding-block: 8px;
  background: var(--surface-bg);
  border-radius: 4px;
  border: 1px solid var(--border-color);
}
#canvas-panel {
  flex: 1 1 0;
  display: flex;
  flex-direction: column;
  min-width: 0;
  background: var(--surface-bg);
  border-radius: 4px;
  border: 1px solid var(--border-color);
}
#canvas-toolbar {
  --btn-h: calc(
    1.1em * 1.4 + 4px
  ); /* font-size * line-height + 2×(padding+border) */

  flex-shrink: 0;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 6px;
  padding: 4px 8px;
  border-bottom: 1px solid var(--border-color);

  button {
    box-sizing: border-box;
    height: var(--btn-h);
    padding: 0 8px;
    border-radius: 3px;
    border: 1px solid var(--input-border-color);
    background: var(--button-bg);
    color: inherit;
    cursor: pointer;
    font-family: inherit;
    font-size: 1.1em;
    line-height: 1.4;

    &:hover {
      background: var(--button-hover-bg);
    }
    &:disabled {
      opacity: 0.4;
      cursor: default;
    }
    &[aria-pressed="true"] {
      background: var(--accent-color);
      color: var(--accent-fg, white);
      border-color: var(--accent-color);

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

  .toolbar-left:not(:has(#text-filter-button[aria-pressed="true"])) {
    #text-layer-color-button,
    #text-span-border-button,
    #font-view-button {
      display: none;
    }
  }

  #text-span-border-button {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: 0;
    width: var(--btn-h);
  }

  #text-layer-color-button {
    padding: 3px;
    width: var(--btn-h);

    #text-layer-color-swatch {
      display: block;
      width: 100%;
      height: 100%;
      border-radius: 2px;
      background: var(--text-layer-color, #c03030);
    }
  }

  .toolbar-left,
  .toolbar-right {
    flex: 1;
    display: flex;
    align-items: center;
    gap: 6px;
  }

  .toolbar-right {
    justify-content: flex-end;
  }

  .toolbar-center {
    display: flex;
    align-items: center;
    gap: 6px;
  }

  #zoom-level {
    min-width: 4ch;
    text-align: center;
  }
}
#canvas-scroll {
  flex: 1;
  overflow: auto;
  padding: 8px 12px;
  min-height: 0;
  background: var(--clr-canvas-bg);
  display: flex;
  flex-direction: column;
  align-items: safe center;
  gap: 12px;
}
#canvas-wrapper {
  position: relative;
  display: inline-block;
  line-height: 0;

  /* Make text-layer spans visible in the debugger (normally transparent). */
  .textLayer :is(span, br) {
    color: color-mix(
      in srgb,
      var(--text-layer-color, #c03030) 70%,
      transparent
    );
  }

  .textLayer .font-highlighted {
    background: color-mix(
      in srgb,
      var(--font-highlight-color, #0070c1) 25%,
      transparent
    );
  }

  &.show-span-borders .textLayer :is(span, br) {
    outline: 1px solid
      color-mix(in srgb, var(--text-layer-color, #c03030) 60%, black);
  }
}
.temp-canvas-wrapper {
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  gap: 4px;
  cursor: pointer;
}
.temp-canvas-label {
  font-size: 0.85em;
  color: var(--muted-color);
  font-style: italic;
}
.canvas-checker {
  display: inline-block;
  line-height: 0;
  background-image: conic-gradient(
    light-dark(#cfcfd8, #42414d) 25%,
    light-dark(white, #8f8f9d) 25% 50%,
    light-dark(#cfcfd8, #42414d) 50% 75%,
    light-dark(white, #8f8f9d) 75%
  );
  background-size: 30px 30px;
}
.temp-canvas-wrapper .canvas-checker {
  border: 1px solid var(--border-subtle-color);
  zoom: calc(1 / var(--dpr, 1));
}
#render-canvas {
  cursor: pointer;
}
#highlight-canvas {
  position: absolute;
  top: 0;
  left: 0;
  pointer-events: none;
}