/* Shared composer, measured from X-014 (phone) and X-020 (desktop).
   The product's learning actions remain available in the same editor. */
.composer-panel,
.composer-editor { display: contents; }
.composer-dialog-header,
.composer-learning-toggle { display: none; }
.composer-learning-extras { display: block; }

html[data-design="twitter"] .composer:not([hidden]) {
  position: fixed;
  inset: 0;
  z-index: 40;
  display: block;
  margin: 0;
  padding: 0;
  border: 0;
  overflow: auto;
  overscroll-behavior: contain;
  background: rgb(91 112 131 / 40%);
}
html[data-design="twitter"] .composer-panel {
  display: block;
  width: min(600px, calc(100vw - 32px));
  max-height: calc(var(--app-viewport-height, 100dvh) - 96px);
  margin: 48px auto;
  border-radius: 16px;
  background: var(--white);
  color: var(--ink);
  overflow: auto;
  overscroll-behavior: contain;
}
html[data-design="twitter"] .composer-dialog-header {
  display: flex;
  align-items: center;
  gap: 12px;
  min-height: 53px;
  padding: 0 16px;
  position: sticky;
  top: 0;
  z-index: 1;
  background: var(--white);
}
html[data-design="twitter"] .composer-close {
  display: grid;
  place-items: center;
  width: 36px;
  height: 36px;
  min-width: 36px;
  padding: 0;
  border: 0;
  border-radius: 50%;
  background: transparent;
  color: var(--ink);
  cursor: pointer;
  margin-inline-start: -8px;
}
html[data-design="twitter"] .composer-close:hover { background: var(--appearance-hover); }
html[data-design="twitter"] .composer-close svg { width: 20px; height: 20px; }
html[data-design="twitter"] .composer-desktop-close { display: grid; place-items: center; }
html[data-design="twitter"] .composer-mobile-back { display: none; }
html[data-design="twitter"] .composer-draft-label { margin-inline-start: auto; font-size: 14px; color: var(--muted); }
html[data-design="twitter"] .composer-header-post { display: none; }
html[data-design="twitter"] .composer-editor {
  display: grid;
  grid-template-columns: 40px minmax(0, 1fr);
  gap: 8px;
  padding: 12px 16px 8px;
}
html[data-design="twitter"] .composer-editor > .avatar { width: 40px; height: 40px; }
html[data-design="twitter"] .composer-main { padding: 0; }
html[data-design="twitter"] .composer textarea {
  font-size: var(--app-font-input, 20px);
  line-height: 24px;
  min-height: 124px;
  padding: 10px 0 12px;
}
html[data-design="twitter"] .composer-learning-toggle {
  display: flex;
  align-items: center;
  gap: 4px;
  margin: 0 0 8px -8px;
  min-height: 32px;
  padding: 0 8px;
  border: 0;
  border-radius: 999px;
  color: var(--appearance-accent-ink);
  background: transparent;
  font-size: 14px;
  font-weight: 700;
  cursor: pointer;
}
html[data-design="twitter"] .composer-learning-toggle:hover { background: var(--appearance-accent-soft); }
html[data-design="twitter"] .composer-learning-toggle svg { width: 16px; height: 16px; }
html[data-design="twitter"] .composer-learning-toggle[aria-expanded="true"] svg { transform: rotate(180deg); }
html[data-design="twitter"] .composer-learning-extras[data-expanded="false"] { display: none; }
html[data-design="twitter"] .composer-actions { padding: 8px 0 0; border-top: 1px solid var(--line); min-height: 53px; }
html[data-design="twitter"] .composer .tool-row { gap: 0; margin-inline-start: -8px; }
html[data-design="twitter"] .composer .tool {
  display: grid;
  place-items: center;
  width: 36px;
  height: 36px;
  min-width: 36px;
  padding: 0;
  border-radius: 50%;
  color: var(--appearance-accent-ink);
}
html[data-design="twitter"] .composer .tool:hover { background: var(--appearance-accent-soft); }
html[data-design="twitter"] .composer .tool svg { width: 20px; height: 20px; }
html[data-design="twitter"] .composer .post-button { height: 36px; min-height: 36px; }
html[data-design="twitter"] .composer .post-button:disabled { opacity: .5; cursor: default; }
html[data-design="twitter"] .composer-status:empty { display: none; }
html[data-design="twitter"] .composer:not([hidden]) ~ .feed { padding-top: var(--topbar-total-height); }
.composer-close:focus-visible,
.composer-learning-toggle:focus-visible { outline: 2px solid var(--appearance-accent); outline-offset: 2px; }

@media (max-width: 699px) {
  html[data-design="twitter"] .composer:not([hidden]) { background: var(--white); }
  html[data-design="twitter"] .composer-panel {
    width: 100%;
    height: var(--app-viewport-height, 100dvh);
    max-height: none;
    margin: 0;
    border-radius: 0;
    padding-bottom: env(safe-area-inset-bottom, 0px);
  }
  html[data-design="twitter"] .composer-dialog-header { padding-top: env(safe-area-inset-top, 0px); min-height: calc(53px + env(safe-area-inset-top, 0px)); }
  html[data-design="twitter"] .composer-desktop-close { display: none; }
  html[data-design="twitter"] .composer-mobile-back { display: block; }
  html[data-design="twitter"] .composer textarea { min-height: 100px; }
  html[data-design="twitter"] .composer-header-post { display: flex; align-items: center; }
  html[data-design="twitter"] .composer-actions > .post-button { display: none; }
  html[data-design="twitter"] .composer-draft-label { margin-inline-start: 0; flex: 1; }
}

html[data-design="twitter"]:is([data-text-scale="large"], [data-text-scale="extra-large"], [data-text-scale="huge"]) .composer textarea { line-height: 1.35; }