/* Composer container */
.composer {
  position: relative;
  display: flex;
  flex-direction: column;
  border: 1px solid var(--border-strong);
  border-radius: var(--radius-xl);
  background: var(--surface);
  box-shadow: var(--shadow-sm);
  padding: 10px 14px;
  transition: border-color .15s ease, box-shadow .15s ease;
}

.composer:focus-within {
  border-color: var(--brand-2);
  box-shadow: 0 0 0 3px var(--brand-ring);
}

/* Attachment tray */
.composer-tray {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 10px;
  padding-bottom: 8px;
  margin-bottom: 6px;
  border-bottom: 1px solid var(--border);
}

.composer-tray[hidden] {
  display: none !important;
}

/* Image attachment thumbnail */
.attach-thumb-wrap {
  position: relative;
  width: 56px;
  height: 56px;
  border-radius: var(--radius-sm);
  flex-shrink: 0;
}

.attach-thumb {
  width: 56px;
  height: 56px;
  border-radius: var(--radius-sm);
  object-fit: cover;
  border: 1px solid var(--border);
  display: block;
}

.attach-remove-btn {
  position: absolute;
  top: -6px;
  right: -6px;
  width: 20px;
  height: 20px;
  border-radius: 50%;
  border: 1px solid var(--border);
  background: var(--surface);
  color: var(--text-2);
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 0;
  cursor: pointer;
  box-shadow: var(--shadow-sm);
  transition: background .15s ease, color .15s ease;
}

.attach-remove-btn:hover {
  background: var(--surface-2);
  color: var(--text);
}

.attach-remove-btn svg {
  width: 12px;
  height: 12px;
}

/* Zip file attachment chip */
.attach-zip-chip {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  height: 40px;
  max-width: 280px;
  padding: 0 10px;
  border-radius: var(--radius-sm);
  border: 1px solid var(--border);
  background: var(--surface-2);
  color: var(--text);
  font-size: 13px;
  flex-shrink: 0;
}

.attach-zip-chip > svg:first-child {
  color: var(--brand-2);
  flex-shrink: 0;
}

.attach-zip-name {
  font-weight: 500;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
  max-width: 120px;
}

.attach-zip-size {
  color: var(--text-3);
  font-size: 12px;
  flex-shrink: 0;
}

.attach-zip-status {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
}

.attach-zip-status .spinner {
  width: 14px;
  height: 14px;
  border-width: 2px;
}

.attach-zip-status svg.lucide-check {
  color: var(--success);
  width: 16px;
  height: 16px;
}

.attach-zip-remove {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 20px;
  height: 20px;
  border-radius: 50%;
  border: 0;
  background: transparent;
  color: var(--text-3);
  cursor: pointer;
  padding: 0;
  margin-left: 2px;
  flex-shrink: 0;
  transition: color .15s ease, background .15s ease;
}

.attach-zip-remove:hover {
  color: var(--text);
  background: var(--surface-3);
}

.attach-zip-remove svg {
  width: 14px;
  height: 14px;
}

/* Textarea input */
.composer-textarea {
  display: block;
  width: 100%;
  min-height: 26px;
  max-height: 180px;
  height: 26px;
  padding: 2px 0;
  border: 0;
  outline: none;
  background: transparent;
  color: var(--text);
  font-family: inherit;
  font-size: 16px;
  line-height: 1.5;
  resize: none;
  overflow-y: hidden;
}

.composer-textarea::placeholder {
  color: var(--text-3);
}

/* Toolbar row */
.composer-toolbar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-top: 6px;
}

.composer-actions-left {
  position: relative;
  display: flex;
  align-items: center;
  gap: 6px;
}

.composer-actions-right {
  display: flex;
  align-items: center;
  gap: 8px;
}

/* Plus popover menu */
.popover {
  position: absolute;
  bottom: calc(100% + 8px);
  left: 0;
  z-index: 30;
  display: flex;
  flex-direction: column;
  min-width: 240px;
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
  padding: 6px;
}

.popover[hidden] {
  display: none !important;
}

.popover-item {
  display: flex;
  align-items: center;
  gap: 10px;
  height: 44px;
  padding: 0 12px;
  border: 0;
  border-radius: var(--radius-sm);
  background: transparent;
  color: var(--text);
  font-size: 14px;
  font-weight: 500;
  text-align: left;
  white-space: nowrap;
  cursor: pointer;
  transition: background .15s ease;
}

.popover-item:hover {
  background: var(--surface-2);
}

.popover-item svg {
  color: var(--text-2);
}

/* Mic button & voice active pulsing state */
.composer-btn-mic {
  color: var(--text-2);
  transition: color .15s ease, background .15s ease;
}

.composer-btn-mic.active {
  color: var(--danger);
  background: var(--danger-soft);
  animation: composer-mic-pulse 1.4s infinite ease-in-out;
}

@keyframes composer-mic-pulse {
  0% { transform: scale(1); box-shadow: 0 0 0 0 var(--danger-soft); }
  50% { transform: scale(1.08); box-shadow: 0 0 0 6px var(--danger-soft); }
  100% { transform: scale(1); box-shadow: 0 0 0 0 var(--danger-soft); }
}

/* Send & Stop button */
.composer-btn-send {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 36px;
  height: 36px;
  border-radius: 50%;
  border: 0;
  background: var(--text);
  color: var(--bg);
  cursor: pointer;
  transition: opacity .15s ease, transform .1s ease, background .15s ease;
  flex-shrink: 0;
}

.composer-btn-send:hover:not(:disabled) {
  opacity: 0.9;
}

.composer-btn-send:active:not(:disabled) {
  transform: scale(0.95);
}

.composer-btn-send:disabled {
  opacity: 0.3;
  cursor: not-allowed;
}

.composer-btn-send svg {
  width: 18px;
  height: 18px;
}

.composer-btn-send.composer-btn-stop {
  opacity: 1;
  cursor: pointer;
}

.composer-btn-send.composer-btn-stop svg rect {
  fill: currentColor;
}

/* Quota login link button inside #composer-note */
.composer-note-link {
  display: inline;
  padding: 0;
  border: 0;
  background: transparent;
  color: var(--brand-2);
  font: inherit;
  font-weight: 600;
  text-decoration: underline;
  cursor: pointer;
}

.composer-note-link:hover {
  color: var(--brand);
}

/* Mobile responsive */
@media (max-width: 768px) {
  .composer {
    border-radius: 22px;
  }

  .composer-btn-plus,
  .composer-btn-mic {
    width: 38px;
    height: 38px;
  }

  .composer-btn-send {
    width: 38px;
    height: 38px;
  }
}