/* ── Composer — pill, buttons, Lexxy editor overrides + toolbar ── */

/* ── Pill container ── */
.composer-pill {
  display: flex;
  align-items: center;
  background: var(--color-bg-pure);
  border: 1px solid var(--color-border);
  border-radius: 1.3rem;
  padding: 0.3rem 0.3rem 0.3rem 1rem;
  transition: border-color 150ms, box-shadow 150ms;
}

/* When toolbar is open, align to bottom so icons sit on the toolbar row */
#composer.composer--rich-text .composer-pill {
  align-items: flex-end;
}

#composer.composer--rich-text .composer-row {
  align-items: flex-end;
}

.composer-pill:focus-within {
  border-color: var(--color-accent);
  box-shadow: 0 0 0 3px var(--color-accent-soft);
}

/* ── Chat hint icon (left of text) — sits on the bottom row ── */
.composer-hint {
  display: inline-flex;
  color: var(--color-txt);
  height: 34px;
  align-items: center;
}

/* ── Action buttons (paperclip, Aa) ── */
.composer-btn {
  --hover-size: 0;
  width: 34px;
  height: 34px;
  border: none;
  border-radius: 50%;
  background: transparent;
  cursor: pointer;
  display: grid;
  place-items: center;
  color: var(--color-txt);
  transition: opacity 100ms;
  padding: 0;
  text-decoration: none;
  opacity: 0.6;
}

@media (any-hover: hover) {
  .composer-btn:hover {
    opacity: 1;
  }
}

/* ── Send button ── */
.composer-send {
  --hover-size: 0;
  width: 36px;
  height: 36px;
  border: none;
  border-radius: 50%;
  background: var(--color-txt);
  color: var(--color-bg-pure);
  cursor: pointer;
  display: grid;
  place-items: center;
  transition: transform 100ms, opacity 100ms;
  padding: 0;
  margin-left: 2px;
}

.composer-send:active {
  transform: scale(0.92);
}

@media (any-hover: hover) {
  .composer-send:hover {
    opacity: 0.85;
  }
}

/* ── Lexxy editor (chat composer, #composer) ── */

/* Compact single-line editor (Safari/iOS falls back to 8lh without this) */
#composer lexxy-editor {
  --lexxy-editor-rows: 1lh;
  border: none;
  box-shadow: none;
}

#composer .lexxy-editor__content {
  padding: 0;
  outline: none;
}

/* Hide toolbar by default — shown via composer--rich-text toggle */
#composer lexxy-toolbar {
  display: none;
}

/* Show toolbar when toggled (must beat #composer specificity) */
#composer.composer--rich-text lexxy-toolbar {
  display: flex;
  padding: 0.2em 0 0;
}

#composer.composer--rich-text lexxy-editor {
  display: flex;
  flex-direction: column;
}

/* ── Rich text toolbar (shared by chat composer + message edit) ── */
.composer--rich-text lexxy-toolbar {
  order: 1;
  position: relative;
  gap: 0.2em;
  border: none;
  background: none;
  min-height: 0;
  align-items: center;
}

.composer--rich-text .lexxy-editor__content {
  h1, h2, h3 {
    font-weight: bold;
  }

  h1 { font-size: 1.4rem; }
  h2 { font-size: 1.25rem; }
  h3 { font-size: 1.1rem; }
}

/* Hide buttons not needed in chat/edit composer */
.composer--rich-text .lexxy-editor__toolbar-dropdown:has(> [name="highlight"]),
.composer--rich-text button[name="upload"],
.composer--rich-text button[name="table"],
.composer--rich-text button[name="divider"],
.composer--rich-text button[name="undo"],
.composer--rich-text button[name="redo"],
.composer--rich-text .lexxy-editor__toolbar-spacer,
.composer--rich-text .lexxy-editor__toolbar-overflow {
  display: none;
}

.composer--rich-text .lexxy-editor__toolbar-button {
  --lexxy-toolbar-button-size: 1.75rem;
  background: transparent;
  border-radius: 6px;
}

.composer--rich-text .lexxy-editor__toolbar-button[aria-pressed="true"],
.composer--rich-text [open] > .lexxy-editor__toolbar-button {
  background-color: var(--color-hover);
}

@media (any-hover: hover) {
  .composer--rich-text .lexxy-editor__toolbar-button:hover:not([aria-pressed="true"]) {
    background-color: var(--color-hover);
  }
}

/* Link dropdown — open upward since composer is at the bottom */
.composer--rich-text .lexxy-editor__toolbar-dropdown summary ~ * {
  background-color: var(--color-bg-pure);
  border: 1px solid var(--color-border);
  border-radius: 0.75em;
  box-shadow: 0 4px 16px oklch(0% 0 0 / 0.15);
  color: var(--color-txt);
  inset-block-end: 100%;
  inset-block-start: auto;
  inset-inline-start: 0;
  margin-block-end: 0.5em;
}

.composer--rich-text lexxy-link-dropdown {
  --lexxy-toolbar-spacing: 1.5ch;
}

.composer--rich-text lexxy-link-dropdown input[type="url"] {
  background-color: transparent;
  border: 1px solid var(--color-border);
  border-radius: 0.5em;
  color: var(--color-txt);
  padding: 0.5em 0.8em;
  font-size: max(16px, 1em);
}

.composer--rich-text lexxy-link-dropdown input[type="url"]::placeholder {
  color: var(--color-txt-muted);
}

.composer--rich-text lexxy-link-dropdown input[type="url"]:focus {
  border-color: var(--color-accent);
  outline: none;
}

.composer--rich-text lexxy-link-dropdown .lexxy-editor__toolbar-button {
  border-radius: 2em;
  font-weight: 600;
  padding: 0.5em 1.1em;
  font-size: 0.875rem;
}

.composer--rich-text lexxy-link-dropdown .lexxy-editor__toolbar-button[type="submit"] {
  background-color: var(--color-txt);
  color: var(--color-bg-pure);
  border: 1px solid transparent;
}

.composer--rich-text lexxy-link-dropdown .lexxy-editor__toolbar-button[type="button"] {
  background-color: var(--color-bg-pure);
  border: 1px solid var(--color-border);
  color: var(--color-txt);
}

/* ── Rich text in message edit ── */
.composer--edit lexxy-toolbar {
  border-block-end: 1px solid var(--color-border);
  margin-inline: -0.8em;
  padding-inline: 0.3em;
  padding-block-end: 0.5em;
}

/* ── File thumbnails ── */
.composer__filelist:not(:empty) {
  padding-block-end: 8px;
}

.composer__file {
  --aspect-ratio: 5/4;
  --btn-border-radius: 1em;
  --thumbnail-size: 15ch;
  display: flex;
  flex-direction: column;
  align-items: stretch;
  gap: 0;
  aspect-ratio: auto;
  inline-size: var(--thumbnail-size);
  padding: 0;
  border: none;
  background: none;
  cursor: pointer;
  font: inherit;
  color: var(--color-txt);
  box-shadow: none;
  text-align: start;
}

@media (any-hover: hover) {
  .composer__file:hover {
    box-shadow: none;
    filter: none;
  }
  .composer__file:hover .composer__file-caption::after {
    opacity: 1;
  }
}

: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);
  inline-size: var(--thumbnail-size);
  object-fit: cover;
  flex-shrink: 0;
}

.composer__file-thumbnail--common {
  background: url("data:image/svg+xml,%3Csvg viewBox='0 0 24 24' xmlns='http://www.w3.org/2000/svg'%3E%3Cpath d='m21.414 4.914-4.328-4.328a2 2 0 0 0-1.414-.586h-11.672a2 2 0 0 0-2 2v20a2 2 0 0 0 2 2h16a2 2 0 0 0 2-2v-15.672a2 2 0 0 0-.586-1.414zm-10.414 14.586h-4.5a1 1 0 0 1 0-2h4.5a1 1 0 0 1 0 2zm4.5-4h-9a1 1 0 0 1 0-2h9a1 1 0 0 1 0 2zm0-4h-9a1 1 0 0 1 0-2h9a1 1 0 0 1 0 2z' fill='%23999'/%3E%3C/svg%3E") no-repeat center;
  background-size: 55%;
}

.composer__file-caption {
  --icon-size: 1.3em;
  display: flex;
  align-items: center;
  max-width: 100%;
  padding-inline: 0.25em;
  font-size: 0.8rem;
  line-height: 1.8;
}

.composer__file-caption > span:first-child {
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.composer__file-caption > span:last-child {
  flex-shrink: 0;
}

.composer__file-caption::after {
  content: "";
  block-size: var(--icon-size);
  inline-size: var(--icon-size);
  background: url("data:image/svg+xml,%3Csvg viewBox='0 0 24 24' xmlns='http://www.w3.org/2000/svg'%3E%3Cpath d='m12 0a12 12 0 1 0 12 12 12.014 12.014 0 0 0-12-12zm5.49 16.076a1 1 0 1 1-1.414 1.414l-3.9-3.9a.252.252 0 0 0-.354 0l-3.9 3.9a1.012 1.012 0 0 1-1.414 0 1 1 0 0 1 0-1.414l3.9-3.9a.249.249 0 0 0 0-.353l-3.9-3.9a1 1 0 0 1 1.416-1.413l3.9 3.9a.25.25 0 0 0 .354 0l3.9-3.9a1 1 0 1 1 1.412 1.414l-3.9 3.9a.249.249 0 0 0 0 .353z' fill='%23666'/%3E%3C/svg%3E") no-repeat center;
  background-size: contain;
  margin-inline-start: 0.3em;
  flex-shrink: 0;
  opacity: 0.7;
  transition: opacity 100ms;
}

/* ── HD toggle ── */
.composer__hd-toggle {
  align-self: flex-end;
  margin-bottom: 5px;
  background: transparent;
  border: 1.5px solid var(--color-border);
  border-radius: 2em;
  color: var(--color-txt-muted);
  cursor: pointer;
  font-size: 0.75rem;
  font-weight: 700;
  letter-spacing: 0.02em;
  line-height: 1;
  padding: 0.3em 0.7em;
  transition: all 150ms ease;
}

@media (any-hover: hover) {
  .composer__hd-toggle:hover {
    border-color: var(--color-txt);
    color: var(--color-txt);
  }
}

.composer__hd-toggle.composer__hd-toggle--active {
  background: var(--color-txt);
  border-color: var(--color-txt);
  color: var(--color-bg-pure);
}

/* ── 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: 120ch) {
      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;
    }
  }
}

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

.composer__input-hint,
.composer__context-btn {
  .composer:has(.composer__input:focus-within) & {
    @media (max-width: 120ch) {
      display: none;
    }
  }
}

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