/* Composer */
.composer {
  flex: none;
  padding: var(--block-space-half) calc(var(--inline-space) + 1vw);
}

/* Drag and drop overlay */
.composer--drag-over {
  outline: 2px dashed var(--color-border-darker, currentColor);
  outline-offset: -4px;
  background: var(--color-background-subtle, rgba(0 0 0 / 0.03));
}

.composer__input-hint,
.composer__context-btn {
  .composer:has(.composer__input:focus-within) & {
    @media (max-width: 67.4375rem) {
      display: none;
    }
  }

  /* Hide main Search button when GIF picker is open */
  .composer:has(.gif-picker:not(.hidden)) & {
    display: none;
  }
}

/* Attachments */
.composer__attachment-btn {
  --hover-filter: brightness(0.85);

  @media (any-hover: hover) {
    &:where(:not(:active):hover) {
      filter: var(--hover-filter);
      box-shadow: none;
    }
  }
}

/* Pending attachments */
.composer__filelist {
  --row-gap: var(--block-space-half);

  &:not(:empty) {
    padding-block-end: var(--block-space-half);
  }
}

.composer__file {
  --aspect-ratio: 5/4;
  --btn-border-radius: 1em;
  --thumbnail-size: 15ch;

  aspect-ratio: var(--aspect-ratio);
  inline-size: var(--thumbnail-size);
}

:is(img, span):is(.composer__file-thumbnail) {
  aspect-ratio: var(--aspect-ratio);
  block-size: auto;
  border-radius: var(--btn-border-radius);
  border: 1px solid var(--color-border-darker);
  inline-size: var(--thumbnail-size);
  object-fit: cover;
}

.composer__file-thumbnail--common {
  background: url("/assets/common-file-text-9043d980.svg") no-repeat center;
  background-size: 55%;
}

.composer__file-caption {
  --icon-size: 1.3em;

  &::after {
    content: "";
    block-size: var(--icon-size);
    inline-size: var(--icon-size);
    background: url("/assets/remove-circle-384c618c.svg") no-repeat center;
    margin-inline: 0.5em -0.5em;
    flex-shrink: 0;
    filter: invert(100%);
  }
}

/* Rich text */
.composer__rich-text-btn {
  --hover-filter: brightness(0.85);

  display: none;

  @media (any-hover: hover) {
    &:where(:not(:active):hover) {
      filter: var(--hover-filter);
      box-shadow: none;
    }
  }

  img {
    inline-size: 1.7em;
  }
}

@media (min-width: 67.5rem) and (any-hover: hover) and (pointer: fine) {
  .composer__rich-text-btn {
    display: inline-flex;
  }

  .composer--rich-text {
    trix-toolbar {
      display: block;
    }

    trix-editor.input {
      margin-block-start: var(--block-space-half);
    }
  }

  .composer--edit trix-toolbar {
    border-block-end: 1px solid var(--color-border);
    margin-inline: -0.8em;
    padding-inline: 0.3em;
    padding-block-end: 0.5em;
  }
}

/* Typing indicator */
.typing-indicator {
  inset-block-start: var(--indicator-position, 0.15rem);
  inset-inline-start: var(--block-space);
  opacity: var(--indicator-opacity, 0);
  position: absolute;
  transition: inset-block-start 300ms ease,
              opacity 300ms ease;

  .sidebar & {
    @media (min-width: 67.5rem) {
      margin-inline-start: 2vw;
    }
  }

  &.typing-indicator--active {
    --indicator-position: 0.15rem;
    --indicator-opacity: 1;
  }
}

.typing-indicator__author {
  line-height: 1;
  padding-inline-start: 1.5em;

  &.spinner {
    display: none;

    .typing-indicator--active & {
      display: block;
    }
  }
}

.composer__input {
  .composer__rich-text-btn,
  label:has(input[type="file"]) {
    cursor: pointer;
  }

  .input,
  trix-editor {
    font-size: 1.15rem;
  }

  trix-editor {
    max-block-size: min(45dvh, 18rem);
    overflow-y: auto;
    overscroll-behavior: contain;
  }
}

html[data-theme="mideval"] .composer__input {
  --input-border-color: oklch(16% 0.04 60);
  --hover-color: var(--mideval-brass-dark);

  background-color: transparent;
  background-image: none;
  box-shadow:
    inset 0 0 0 1px oklch(0% 0 0 / 0.28),
    inset 0 1px 0 oklch(100% 0 0 / 0.14);
}

html[data-theme="mideval"] .composer__input .btn--borderless {
  --btn-color: var(--mideval-ink);
  --btn-icon-filter: var(--btn-icon-filter-dark);
}

html[data-theme="mideval"] .composer__input .colorize--black {
  filter: var(--btn-icon-filter-dark);
}

html[data-theme="mideval"] .composer__input .btn--reversed {
  --btn-background: var(--mideval-parchment);
  --btn-border-color: oklch(16% 0.04 60);
  --btn-color: var(--mideval-ink);
  --btn-icon-filter: var(--btn-icon-filter-dark);
  --hover-color: var(--mideval-brass-dark);

  background-image:
    linear-gradient(180deg, oklch(93% 0.03 85 / 0.9), oklch(82% 0.05 78 / 0.9)),
    radial-gradient(140% 140% at 12% 0%, oklch(96% 0.03 90 / 0.35), transparent 60%),
    radial-gradient(160% 160% at 88% 100%, oklch(70% 0.05 70 / 0.25), transparent 65%),
    repeating-linear-gradient(35deg, oklch(96% 0.02 85 / 0.12) 0 2px, transparent 2px 5px);
  background-blend-mode: multiply;
  box-shadow:
    inset 0 0 0 1px oklch(100% 0 0 / 0.18),
    0 1px 2px oklch(0% 0 0 / 0.25);
}

html[data-theme="mideval"] .composer {
  background-color: var(--mideval-parchment);
  background-image:
    linear-gradient(180deg, oklch(92% 0.03 85 / 0.85), oklch(82% 0.05 78 / 0.9)),
    radial-gradient(140% 140% at 8% -20%, oklch(96% 0.03 90 / 0.25), transparent 60%),
    radial-gradient(160% 160% at 92% 120%, oklch(70% 0.05 70 / 0.2), transparent 65%),
    repeating-radial-gradient(circle at 0 0, oklch(75% 0.05 70 / 0.2) 0 1px, transparent 1px 22px);
  background-blend-mode: multiply;
  border-top: 1px solid oklch(22% 0.05 60 / 0.5);
  border-bottom: 1px solid oklch(22% 0.05 60 / 0.5);
  box-shadow: inset 0 1px 0 oklch(100% 0 0 / 0.18);
}

html[data-theme="mideval"] .composer::before,
html[data-theme="mideval"] .composer::after {
  content: "";
  position: absolute;
  inset-inline: calc(var(--inline-space) + 1vw);
  height: 1px;
  background: oklch(55% 0.05 70 / 0.35);
}

html[data-theme="mideval"] .composer::before {
  inset-block-start: 0.2rem;
}

html[data-theme="mideval"] .composer::after {
  inset-block-end: 0.2rem;
}