.composer {
  position: sticky;
  bottom: 0;
  display: grid;
  grid-template-columns: minmax(0, 1fr) auto 44px auto auto 44px;
  align-items: center;
  gap: 10px;
  padding: 13px 20px;
  border-top: 1px solid var(--line);
  background: linear-gradient(180deg, transparent, var(--bg) 18%);
}
.composer textarea {
  min-height: 48px;
  max-height: 180px;
  overflow-y: hidden;
  resize: none;
  border: 1px solid var(--line);
  border-radius: 24px;
  background: var(--panel);
  color: var(--text);
  padding: 14px 16px;
  outline: none;
}
.composer textarea:focus { border-color: var(--accent); }
.composer textarea::placeholder { color: var(--placeholder); opacity: 1; }
.composer textarea { grid-column: 1; grid-row: 1; }
.composer-actions { display: contents; }
.composer-actions .keep-button { grid-column: 2; grid-row: 1; align-self: center; }
.special-actions { position: relative; grid-column: 3; grid-row: 1; align-self: center; }
.special-actions .special-button { width: 44px; height: 40px; border-radius: 14px; background: var(--panel); }
.special-button span { font-size: 22px; line-height: 1; transform: translateY(-1px); }
.special-menu {
  position: absolute;
  right: 0;
  bottom: calc(100% + 8px);
  z-index: 9;
  display: none;
  min-width: 174px;
  padding: 6px;
  border: 1px solid var(--line);
  border-radius: 12px;
  background: var(--panel);
  box-shadow: 0 14px 34px rgba(0,0,0,.18);
}
.special-actions.menu-open .special-menu { display: block; }
.special-menu button {
  display: flex;
  align-items: center;
  gap: 9px;
  width: 100%;
  padding: 9px 10px;
  border: 0;
  border-radius: 8px;
  background: transparent;
  color: var(--text);
  text-align: left;
  cursor: pointer;
}
.special-menu button svg { flex: 0 0 auto; width: 18px; height: 18px; color: var(--muted); }
.special-menu button span { white-space: nowrap; }
.special-menu button:hover svg { color: var(--accent); }
.special-menu button:hover { background: var(--panel-2); }
.composer-actions .icon-button { grid-column: 4; grid-row: 1; align-self: center; }
.composer-actions .model-toggle-button { grid-column: 5; grid-row: 1; align-self: center; justify-self: end; }
.composer.no-keep .special-actions { grid-column: 2; }
.composer.no-keep .composer-actions .icon-button { grid-column: 3; }
.composer.no-keep .composer-actions .model-toggle-button { grid-column: 4; }
.composer.no-keep .send-button { grid-column: 5; }
.composer.no-keep { grid-template-columns: minmax(0, 1fr) 44px auto auto 44px; }
.composer.no-tree .composer-actions .model-toggle-button { grid-column: 4; }
.composer.no-tree .send-button { grid-column: 5; }
.composer.no-tree { grid-template-columns: minmax(0, 1fr) auto 44px auto 44px; }
.composer.no-keep.no-tree .composer-actions .model-toggle-button { grid-column: 3; }
.composer.no-keep.no-tree .send-button { grid-column: 4; }
.composer.no-keep.no-tree { grid-template-columns: minmax(0, 1fr) 44px auto 44px; }
.pending-attachments { grid-column: 1 / -1; display: flex; flex-wrap: wrap; gap: 8px; margin-top: -2px; }
.pending-attachment {
  display: inline-flex;
  align-items: center;
  gap: 7px;
  max-width: 220px;
  padding: 5px 7px;
  border: 1px solid var(--line);
  border-radius: 12px;
  background: var(--panel);
  color: var(--text);
  font-size: 12px;
}
.pending-attachment img { width: 28px; height: 28px; border-radius: 8px; object-fit: cover; }
.pending-attachment span { overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.pending-attachment button {
  display: grid;
  place-items: center;
  width: 22px;
  height: 22px;
  padding: 0;
  border: 0;
  border-radius: 999px;
  background: var(--panel-2);
  color: var(--text);
  cursor: pointer;
}
.attachment-strip { display: flex; flex-wrap: wrap; gap: 10px; margin-top: 12px; }
.attachment-thumb {
  display: grid;
  gap: 5px;
  width: 104px;
  padding: 7px;
  border: 1px solid var(--line);
  border-radius: 13px;
  background: var(--panel-2);
  color: var(--text);
  text-decoration: none;
  white-space: normal;
}
.attachment-thumb:hover { border-color: var(--accent); }
.attachment-thumb img { width: 88px; height: 68px; border-radius: 9px; object-fit: cover; }
.attachment-placeholder {
  display: grid;
  place-items: center;
  width: 88px;
  height: 68px;
  border-radius: 9px;
  background: var(--panel);
  color: var(--muted);
  font-size: 12px;
}
.attachment-thumb span {
  overflow: hidden;
  color: var(--muted);
  font-size: 11px;
  text-overflow: ellipsis;
  white-space: nowrap;
}
.send-button {
  grid-column: 6;
  grid-row: 1;
  display: grid;
  place-items: center;
  width: 44px;
  height: 40px;
  align-self: center;
  padding: 0;
  border: 1px solid var(--accent);
  border-radius: 14px;
  background: var(--accent);
  color: #fff;
  cursor: pointer;
}
.send-button:hover, .send-button:focus-visible { outline: none; filter: brightness(.96); }
.send-button svg { width: 20px; height: 20px; transform: translateX(1px); }
.composer-actions > .keep-button, .composer-actions > .icon-button {
  height: 40px;
  border-radius: 14px;
  background: var(--panel);
}
.keep-button { padding: 0 13px; }
.keep-button:hover { border-color: var(--accent); }
.keep-button:disabled { cursor: default; opacity: .65; }
.icon-button { display: grid; place-items: center; width: 44px; height: 44px; padding: 0; }
.icon-button svg, .model-toggle-button svg { width: 20px; height: 20px; }
.model-toggle-button {
  position: relative;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 5px;
  width: 80px;
  padding: 8px 0;
  border: 1px solid var(--line);
  border-radius: 999px;
  background: var(--panel);
  cursor: pointer;
  color: var(--text);
  font-size: inherit;
}
.model-toggle-button:hover { border-color: var(--accent); }
.model-toggle-button[data-model="fast"] .model-icon-pro { display: none; }
.model-toggle-button[data-model="pro"] .model-icon-fast { display: none; }
.model-toggle-button[data-model="advanced"] .model-icon-fast,
.model-toggle-button[data-model="advanced"] .model-icon-pro { display: none; }
.model-label { overflow: hidden; text-overflow: ellipsis; white-space: nowrap; max-width: 52px; }
.model-picker-list { display: flex; flex-direction: column; gap: 4px; max-height: 60vh; overflow-y: auto; }
.model-picker-item {
  width: 100%;
  padding: 10px 12px;
  border: 1px solid var(--line);
  border-radius: 10px;
  background: var(--panel);
  color: var(--text);
  text-align: left;
  cursor: pointer;
  font-size: inherit;
}
.model-picker-item:hover { border-color: var(--accent); }
.model-picker-item.active { border-color: var(--accent); background: var(--accent); color: white; }