/* ═══════════════════════════════════════════════════════════════
   Messaging Module — ProAgri CRM
   WhatsApp/Slack-inspired 3-panel chat layout
   ═══════════════════════════════════════════════════════════════ */

/* ── Animations ── */

@keyframes msgSlideUpFadeIn {
  from { opacity: 0; transform: translateY(12px); }
  to   { opacity: 1; transform: translateY(0); }
}

@keyframes msgFadeIn {
  from { opacity: 0; }
  to   { opacity: 1; }
}

@keyframes msgPulse {
  0%, 100% { opacity: 0.4; }
  50% { opacity: 1; }
}

@keyframes msgBounceIn {
  0%   { transform: scale(0.8); opacity: 0; }
  60%  { transform: scale(1.05); }
  100% { transform: scale(1); opacity: 1; }
}

/* ── Full-bleed override for #app when messaging is active ── */

#app:has(.msg-page),
#app.msg-fullscreen {
  padding: 0 !important;
  height: 100vh !important;
  overflow: hidden !important;
  max-height: 100vh !important;
}

@media (max-width: 767px) {
  #app:has(.msg-page),
  #app.msg-fullscreen {
    margin-left: 0 !important;
  }
}

/* ── Main Layout ── */

.msg-page {
  display: flex;
  height: 100vh;
  width: 100%;
  overflow: hidden;
  background: var(--color-bg-primary);
  animation: msgFadeIn 0.2s ease;
}

/* ── Left Panel — Conversation List ── */

.msg-sidebar {
  width: 340px;
  min-width: 340px;
  max-width: 340px;
  display: flex;
  flex-direction: column;
  background: var(--color-bg-secondary);
  border-right: 1px solid var(--color-border);
  height: 100%;
  overflow: hidden;
}

.msg-sidebar-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 18px 20px 14px;
  border-bottom: 1px solid var(--color-border);
}

.msg-sidebar-title {
  font-size: var(--font-size-lg);
  font-weight: var(--font-weight-bold);
  color: var(--color-text-primary);
  letter-spacing: -0.02em;
}

.msg-sidebar-actions {
  display: flex;
  gap: 6px;
}

.msg-icon-btn {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 34px;
  height: 34px;
  border: none;
  background: var(--color-accent-muted);
  color: var(--color-text-secondary);
  border-radius: 10px;
  cursor: pointer;
  transition: background var(--transition-fast), color var(--transition-fast);
}

.msg-icon-btn:hover {
  background: var(--color-accent-hover);
  color: var(--color-text-inverse);
}

.msg-icon-btn svg {
  width: 18px;
  height: 18px;
}

/* Search */

.msg-search-wrap {
  padding: 10px 16px;
}

.msg-search-input {
  width: 100%;
  padding: 9px 14px 9px 36px;
  border: 1px solid var(--color-border);
  border-radius: 10px;
  font-size: var(--font-size-sm);
  font-family: var(--font-family);
  background: var(--color-bg-tertiary);
  color: var(--color-text-primary);
  outline: none;
  transition: border-color var(--transition-fast), box-shadow var(--transition-fast);
}

.msg-search-input::placeholder {
  color: var(--color-text-tertiary);
}

.msg-search-input:focus {
  border-color: var(--color-accent);
  box-shadow: 0 0 0 3px var(--color-accent-subtle);
}

.msg-search-container {
  position: relative;
}

.msg-search-icon {
  position: absolute;
  left: 11px;
  top: 50%;
  transform: translateY(-50%);
  width: 16px;
  height: 16px;
  color: var(--color-text-tertiary);
  pointer-events: none;
}

/* Folder tabs */

.msg-folder-tabs {
  display: flex;
  padding: 0 16px 8px;
  gap: 4px;
  overflow-x: auto;
}

.msg-folder-tab {
  padding: 5px 12px;
  border: none;
  background: none;
  font-size: var(--font-size-xs);
  font-family: var(--font-family);
  font-weight: var(--font-weight-medium);
  color: var(--color-text-tertiary);
  cursor: pointer;
  border-radius: 8px;
  white-space: nowrap;
  transition: background var(--transition-fast), color var(--transition-fast);
}

.msg-folder-tab:hover {
  background: var(--color-bg-hover);
  color: var(--color-text-secondary);
}

.msg-folder-tab.active {
  background: var(--color-accent);
  color: var(--color-text-inverse);
}

/* Conversation list */

.msg-conv-list {
  flex: 1;
  overflow-y: auto;
  padding: 4px 8px;
}

.msg-conv-item {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 12px 14px;
  border-radius: 12px;
  cursor: pointer;
  transition: background var(--transition-fast);
  position: relative;
}

.msg-conv-item:hover {
  background: var(--color-bg-hover);
}

.msg-conv-item.active {
  background: var(--color-accent-muted);
}

.msg-conv-avatar {
  width: 42px;
  height: 42px;
  min-width: 42px;
  border-radius: 12px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 18px;
  background: var(--color-bg-tertiary);
  color: var(--color-text-secondary);
  font-weight: var(--font-weight-semibold);
  overflow: hidden;
}

.msg-conv-avatar img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.msg-conv-info {
  flex: 1;
  min-width: 0;
}

.msg-conv-top {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 8px;
  margin-bottom: 2px;
}

.msg-conv-name {
  font-size: var(--font-size-sm);
  font-weight: var(--font-weight-semibold);
  color: var(--color-text-primary);
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.msg-conv-time {
  font-size: var(--font-size-xs);
  color: var(--color-text-tertiary);
  white-space: nowrap;
  flex-shrink: 0;
}

.msg-conv-bottom {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 8px;
}

.msg-conv-preview {
  font-size: var(--font-size-xs);
  color: var(--color-text-tertiary);
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
  flex: 1;
}

.msg-conv-unread {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-width: 20px;
  height: 20px;
  padding: 0 6px;
  border-radius: var(--radius-full);
  background: var(--color-accent);
  color: var(--color-text-inverse);
  font-size: 10px;
  font-weight: var(--font-weight-bold);
  flex-shrink: 0;
  animation: msgBounceIn 0.3s ease;
}

.msg-conv-section-label {
  padding: 10px 14px 4px;
  font-size: var(--font-size-xs);
  font-weight: var(--font-weight-semibold);
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--color-text-tertiary);
}

/* ── Center Panel — Chat ── */

.msg-chat {
  flex: 1;
  display: flex;
  flex-direction: column;
  min-width: 0;
  background: var(--color-bg-primary);
  height: 100%;
}

.msg-chat-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 14px 20px;
  border-bottom: 1px solid var(--color-border);
  background: var(--color-bg-secondary);
  min-height: 62px;
}

.msg-chat-header-left {
  display: flex;
  align-items: center;
  gap: 12px;
  min-width: 0;
}

.msg-chat-back-btn {
  display: none;
  align-items: center;
  justify-content: center;
  width: 32px;
  height: 32px;
  border: none;
  background: none;
  color: var(--color-text-secondary);
  cursor: pointer;
  border-radius: 8px;
  transition: background var(--transition-fast);
}

.msg-chat-back-btn:hover {
  background: var(--color-bg-hover);
}

.msg-chat-title {
  font-size: var(--font-size-md);
  font-weight: var(--font-weight-semibold);
  color: var(--color-text-primary);
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.msg-chat-subtitle {
  font-size: var(--font-size-xs);
  color: var(--color-text-tertiary);
}

.msg-chat-header-actions {
  display: flex;
  gap: 6px;
  flex-shrink: 0;
}

/* Messages area */

.msg-messages {
  flex: 1;
  overflow-y: auto;
  padding: 20px;
  display: flex;
  flex-direction: column;
  gap: 4px;
}

.msg-date-divider {
  display: flex;
  align-items: center;
  gap: 14px;
  margin: 16px 0 10px;
  color: var(--color-text-tertiary);
  font-size: var(--font-size-xs);
  font-weight: var(--font-weight-medium);
}

.msg-date-divider::before,
.msg-date-divider::after {
  content: '';
  flex: 1;
  height: 1px;
  background: var(--color-border);
}

/* Message bubbles */

.msg-bubble-wrap {
  display: flex;
  gap: 10px;
  max-width: 70%;
  animation: msgSlideUpFadeIn 0.2s ease;
}

.msg-bubble-wrap.own {
  flex-direction: row-reverse;
  align-self: flex-end;
}

.msg-bubble-avatar {
  width: 32px;
  height: 32px;
  min-width: 32px;
  border-radius: 10px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 12px;
  font-weight: var(--font-weight-semibold);
  background: var(--color-bg-tertiary);
  color: var(--color-text-secondary);
  overflow: hidden;
  align-self: flex-end;
}

.msg-bubble-avatar img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.msg-bubble {
  padding: 10px 14px;
  border-radius: 14px;
  background: var(--color-bg-secondary);
  border: 1px solid var(--color-border);
  position: relative;
  min-width: 60px;
}

.msg-bubble-wrap.own .msg-bubble {
  background: var(--color-accent);
  color: var(--color-text-inverse);
  border-color: transparent;
}

.msg-bubble-sender {
  font-size: var(--font-size-xs);
  font-weight: var(--font-weight-semibold);
  color: var(--color-accent);
  margin-bottom: 3px;
}

.msg-bubble-wrap.own .msg-bubble-sender {
  color: rgba(255, 255, 255, 0.7);
}

.msg-bubble-text {
  font-size: var(--font-size-sm);
  line-height: var(--line-height-normal);
  word-break: break-word;
  white-space: pre-wrap;
}

.msg-bubble-meta {
  display: flex;
  align-items: center;
  gap: 6px;
  margin-top: 4px;
  font-size: 10px;
  color: var(--color-text-tertiary);
}

.msg-bubble-wrap.own .msg-bubble-meta {
  color: rgba(255, 255, 255, 0.6);
}

.msg-bubble-attachment {
  margin-top: 8px;
  padding: 8px 12px;
  background: var(--color-bg-tertiary);
  border-radius: 8px;
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: var(--font-size-xs);
  color: var(--color-text-secondary);
  text-decoration: none;
  transition: background var(--transition-fast);
}

.msg-bubble-attachment:hover {
  background: var(--color-bg-hover);
}

.msg-bubble-wrap.own .msg-bubble-attachment {
  background: rgba(255, 255, 255, 0.15);
  color: rgba(255, 255, 255, 0.9);
}

.msg-bubble-wrap.own .msg-bubble-attachment:hover {
  background: rgba(255, 255, 255, 0.25);
}

.msg-bubble-file-icon {
  width: 18px;
  height: 18px;
  flex-shrink: 0;
}

/* Consecutive messages from same sender — hide avatar/name */
.msg-bubble-wrap.consecutive .msg-bubble-avatar {
  visibility: hidden;
}

.msg-bubble-wrap.consecutive .msg-bubble-sender {
  display: none;
}

/* Mention highlight */
.msg-mention {
  background: var(--color-accent-muted);
  color: var(--color-accent);
  padding: 1px 4px;
  border-radius: 4px;
  font-weight: var(--font-weight-medium);
}

.msg-bubble-wrap.own .msg-mention {
  background: rgba(255, 255, 255, 0.2);
  color: #fff;
}

/* ── Input Bar ── */

.msg-input-bar {
  display: flex;
  align-items: flex-end;
  gap: 10px;
  padding: 14px 20px;
  border-top: 1px solid var(--color-border);
  background: var(--color-bg-secondary);
}

.msg-input-wrap {
  flex: 1;
  position: relative;
}

.msg-input {
  width: 100%;
  padding: 10px 14px;
  border: 1px solid var(--color-border);
  border-radius: 12px;
  font-size: var(--font-size-sm);
  font-family: var(--font-family);
  background: var(--color-bg-tertiary);
  color: var(--color-text-primary);
  outline: none;
  resize: none;
  min-height: 42px;
  max-height: 140px;
  line-height: var(--line-height-normal);
  transition: border-color var(--transition-fast);
}

.msg-input::placeholder {
  color: var(--color-text-tertiary);
}

.msg-input:focus {
  border-color: var(--color-accent);
}

.msg-send-btn {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 42px;
  height: 42px;
  border: none;
  background: var(--color-accent);
  color: var(--color-text-inverse);
  border-radius: 12px;
  cursor: pointer;
  flex-shrink: 0;
  transition: background var(--transition-fast), transform var(--transition-fast);
}

.msg-send-btn:hover {
  background: var(--color-accent-hover);
  transform: scale(1.05);
}

.msg-send-btn:disabled {
  opacity: 0.5;
  cursor: not-allowed;
  transform: none;
}

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

.msg-attach-btn {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 42px;
  height: 42px;
  border: none;
  background: none;
  color: var(--color-text-tertiary);
  border-radius: 10px;
  cursor: pointer;
  flex-shrink: 0;
  transition: background var(--transition-fast), color var(--transition-fast);
}

.msg-attach-btn:hover {
  background: var(--color-bg-hover);
  color: var(--color-text-primary);
}

/* ── Mention Dropdown ── */

.msg-mention-dropdown {
  position: absolute;
  bottom: 100%;
  left: 0;
  right: 0;
  max-height: 200px;
  overflow-y: auto;
  background: var(--color-bg-elevated);
  border: 1px solid var(--color-border);
  border-radius: 12px;
  box-shadow: var(--shadow-lg);
  margin-bottom: 6px;
  display: none;
  z-index: 50;
  animation: msgSlideUpFadeIn 0.15s ease;
}

.msg-mention-dropdown.visible {
  display: block;
}

.msg-mention-item {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 9px 14px;
  cursor: pointer;
  transition: background var(--transition-fast);
}

.msg-mention-item:first-child {
  border-radius: 12px 12px 0 0;
}

.msg-mention-item:last-child {
  border-radius: 0 0 12px 12px;
}

.msg-mention-item:hover,
.msg-mention-item.highlighted {
  background: var(--color-bg-hover);
}

.msg-mention-item-avatar {
  width: 28px;
  height: 28px;
  border-radius: 8px;
  background: var(--color-bg-tertiary);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 11px;
  font-weight: var(--font-weight-semibold);
  color: var(--color-text-secondary);
  overflow: hidden;
}

.msg-mention-item-avatar img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.msg-mention-item-name {
  font-size: var(--font-size-sm);
  color: var(--color-text-primary);
  font-weight: var(--font-weight-medium);
}

/* ── Right Panel — People ── */

.msg-people-panel {
  width: 260px;
  min-width: 260px;
  max-width: 260px;
  display: flex;
  flex-direction: column;
  background: var(--color-bg-secondary);
  border-left: 1px solid var(--color-border);
  height: 100%;
  overflow: hidden;
  transition: width 0.25s ease, min-width 0.25s ease, max-width 0.25s ease, opacity 0.25s ease;
}

.msg-people-panel.hidden {
  width: 0;
  min-width: 0;
  max-width: 0;
  opacity: 0;
  border-left: none;
  overflow: hidden;
}

.msg-people-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 18px 16px 14px;
  border-bottom: 1px solid var(--color-border);
}

.msg-people-title {
  font-size: var(--font-size-md);
  font-weight: var(--font-weight-semibold);
  color: var(--color-text-primary);
}

.msg-people-list {
  flex: 1;
  overflow-y: auto;
  padding: 8px;
}

.msg-people-item {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 8px 10px;
  border-radius: 10px;
  transition: background var(--transition-fast);
}

.msg-people-item:hover {
  background: var(--color-bg-hover);
}

.msg-people-avatar {
  width: 32px;
  height: 32px;
  min-width: 32px;
  border-radius: 10px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 12px;
  font-weight: var(--font-weight-semibold);
  background: var(--color-bg-tertiary);
  color: var(--color-text-secondary);
  overflow: hidden;
}

.msg-people-avatar img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.msg-people-name {
  font-size: var(--font-size-sm);
  color: var(--color-text-primary);
  font-weight: var(--font-weight-medium);
}

.msg-people-role {
  font-size: var(--font-size-xs);
  color: var(--color-text-tertiary);
}

.msg-invite-btn {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 6px;
  margin: 8px;
  padding: 9px 14px;
  border: 1px dashed var(--color-border);
  border-radius: 10px;
  background: none;
  color: var(--color-text-tertiary);
  font-size: var(--font-size-sm);
  font-family: var(--font-family);
  cursor: pointer;
  transition: background var(--transition-fast), color var(--transition-fast), border-color var(--transition-fast);
}

.msg-invite-btn:hover {
  background: var(--color-bg-hover);
  color: var(--color-text-primary);
  border-color: var(--color-accent);
}

/* ── Empty State ── */

.msg-empty-state {
  flex: 1;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  color: var(--color-text-tertiary);
  gap: 12px;
  padding: 40px;
  text-align: center;
}

.msg-empty-state svg {
  width: 48px;
  height: 48px;
  opacity: 0.3;
}

.msg-empty-state-title {
  font-size: var(--font-size-md);
  font-weight: var(--font-weight-semibold);
  color: var(--color-text-secondary);
}

.msg-empty-state-text {
  font-size: var(--font-size-sm);
  max-width: 280px;
}

/* ── Modals ── */

.msg-modal-overlay {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: rgba(0, 0, 0, 0.5);
  z-index: 1000;
  display: flex;
  align-items: center;
  justify-content: center;
  animation: msgFadeIn 0.15s ease;
}

.msg-modal {
  background: var(--color-bg-elevated);
  border-radius: 16px;
  width: 440px;
  max-width: 90vw;
  max-height: 85vh;
  overflow-y: auto;
  box-shadow: var(--shadow-lg);
  animation: msgBounceIn 0.25s ease;
}

.msg-modal-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 20px 24px 0;
}

.msg-modal-title {
  font-size: var(--font-size-lg);
  font-weight: var(--font-weight-bold);
  color: var(--color-text-primary);
}

.msg-modal-close {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 32px;
  height: 32px;
  border: none;
  background: var(--color-bg-tertiary);
  color: var(--color-text-secondary);
  border-radius: 8px;
  cursor: pointer;
  transition: background var(--transition-fast);
}

.msg-modal-close:hover {
  background: var(--color-bg-active);
}

.msg-modal-body {
  padding: 20px 24px 24px;
}

.msg-form-group {
  margin-bottom: 16px;
}

.msg-form-label {
  display: block;
  font-size: var(--font-size-xs);
  font-weight: var(--font-weight-semibold);
  text-transform: uppercase;
  letter-spacing: 0.06em;
  color: var(--color-text-tertiary);
  margin-bottom: 6px;
}

.msg-form-input {
  width: 100%;
  padding: 10px 14px;
  border: 1px solid var(--color-border);
  border-radius: 10px;
  font-size: var(--font-size-sm);
  font-family: var(--font-family);
  background: var(--color-bg-tertiary);
  color: var(--color-text-primary);
  outline: none;
  transition: border-color var(--transition-fast);
}

.msg-form-input:focus {
  border-color: var(--color-accent);
}

.msg-form-input::placeholder {
  color: var(--color-text-tertiary);
}

/* Emoji picker grid */

.msg-emoji-grid {
  display: flex;
  flex-wrap: wrap;
  gap: 4px;
  margin-top: 6px;
}

.msg-emoji-option {
  width: 36px;
  height: 36px;
  display: flex;
  align-items: center;
  justify-content: center;
  border: 2px solid transparent;
  border-radius: 8px;
  background: var(--color-bg-tertiary);
  font-size: 18px;
  cursor: pointer;
  transition: border-color var(--transition-fast), background var(--transition-fast);
}

.msg-emoji-option:hover {
  background: var(--color-bg-hover);
}

.msg-emoji-option.selected {
  border-color: var(--color-accent);
  background: var(--color-accent-muted);
}

/* Members multi-select in modal */

.msg-member-chips {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
  margin-top: 8px;
  min-height: 32px;
}

.msg-member-chip {
  display: inline-flex;
  align-items: center;
  gap: 4px;
  padding: 4px 10px;
  background: var(--color-accent-muted);
  border-radius: var(--radius-full);
  font-size: var(--font-size-xs);
  font-weight: var(--font-weight-medium);
  color: var(--color-text-primary);
}

.msg-member-chip-remove {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 16px;
  height: 16px;
  border: none;
  background: none;
  color: var(--color-text-tertiary);
  cursor: pointer;
  border-radius: 50%;
  font-size: 14px;
  line-height: 1;
  padding: 0;
  transition: color var(--transition-fast);
}

.msg-member-chip-remove:hover {
  color: var(--color-error);
}

.msg-member-search-results {
  max-height: 150px;
  overflow-y: auto;
  border: 1px solid var(--color-border);
  border-radius: 10px;
  margin-top: 6px;
}

.msg-member-search-item {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 8px 12px;
  cursor: pointer;
  transition: background var(--transition-fast);
  font-size: var(--font-size-sm);
  color: var(--color-text-primary);
}

.msg-member-search-item:hover {
  background: var(--color-bg-hover);
}

.msg-member-search-item.disabled {
  opacity: 0.4;
  pointer-events: none;
}

/* Primary button */

.msg-btn-primary {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 6px;
  width: 100%;
  padding: 11px 20px;
  border: none;
  border-radius: 10px;
  background: var(--color-accent);
  color: var(--color-text-inverse);
  font-size: var(--font-size-sm);
  font-weight: var(--font-weight-semibold);
  font-family: var(--font-family);
  cursor: pointer;
  transition: background var(--transition-fast), transform var(--transition-fast);
}

.msg-btn-primary:hover {
  background: var(--color-accent-hover);
  transform: translateY(-1px);
}

.msg-btn-primary:disabled {
  opacity: 0.5;
  cursor: not-allowed;
  transform: none;
}

/* ── Loading ── */

.msg-loading {
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 40px;
  color: var(--color-text-tertiary);
  gap: 8px;
  font-size: var(--font-size-sm);
}

.msg-loading-dot {
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--color-text-tertiary);
  animation: msgPulse 1.2s ease-in-out infinite;
}

.msg-loading-dot:nth-child(2) { animation-delay: 0.2s; }
.msg-loading-dot:nth-child(3) { animation-delay: 0.4s; }

/* ── Sidebar Nav Badge ── */

.msg-nav-badge {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-width: 18px;
  height: 18px;
  padding: 0 5px;
  border-radius: var(--radius-full);
  background: var(--color-accent);
  color: var(--color-text-inverse);
  font-size: 10px;
  font-weight: var(--font-weight-bold);
  margin-left: auto;
}

/* ── Typing indicator ── */

.msg-typing {
  padding: 6px 20px;
  font-size: var(--font-size-xs);
  color: var(--color-text-tertiary);
  font-style: italic;
}

/* ── File upload preview ── */

.msg-file-preview {
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 8px 12px;
  background: var(--color-bg-tertiary);
  border-radius: 10px;
  margin-bottom: 8px;
  font-size: var(--font-size-xs);
  color: var(--color-text-secondary);
}

.msg-file-preview-remove {
  margin-left: auto;
  display: flex;
  align-items: center;
  justify-content: center;
  width: 20px;
  height: 20px;
  border: none;
  background: none;
  color: var(--color-text-tertiary);
  cursor: pointer;
  border-radius: 50%;
  font-size: 16px;
  transition: color var(--transition-fast);
}

.msg-file-preview-remove:hover {
  color: var(--color-error);
}

/* ── Mobile Responsive ── */

@media (max-width: 900px) {
  .msg-people-panel {
    display: none;
  }

  .msg-people-panel.mobile-visible {
    display: flex;
    position: fixed;
    right: 0;
    top: 0;
    height: 100vh;
    z-index: 200;
    box-shadow: var(--shadow-lg);
    width: 280px;
    min-width: 280px;
    max-width: 280px;
    opacity: 1;
  }
}

@media (max-width: 768px) {
  .msg-page {
    flex-direction: column;
  }

  .msg-sidebar {
    width: 100%;
    min-width: 100%;
    max-width: 100%;
    height: 100%;
    border-right: none;
    border-bottom: 1px solid var(--color-border);
  }

  .msg-sidebar.mobile-hidden {
    display: none;
  }

  .msg-chat {
    display: none;
    height: 100%;
  }

  .msg-chat.mobile-visible {
    display: flex;
  }

  .msg-chat-back-btn {
    display: flex;
  }

  .msg-bubble-wrap {
    max-width: 85%;
  }

  .msg-people-panel.mobile-visible {
    width: 100%;
    min-width: 100%;
    max-width: 100%;
  }
}