/* =====================================================
   APEX - Chat System Styles
   Slack-like messaging interface
   ===================================================== */

/* =====================================================
   LAYOUT — Two-panel design
   ===================================================== */

.chat-page {
    padding: 0 !important;
    margin: calc(-1 * var(--spacing-lg)) !important;
    height: calc(100vh - var(--header-height));
    overflow: hidden;
}

.chat-container {
    display: flex;
    height: 100%;
    background: var(--bg-primary);
    overflow: hidden;
}

/* =====================================================
   SIDEBAR (Left Panel)
   ===================================================== */

.chat-sidebar {
    width: 280px;
    min-width: 280px;
    background: var(--gray-900);
    color: #fff;
    display: flex;
    flex-direction: column;
    border-right: 1px solid rgba(255, 255, 255, 0.06);
    overflow: hidden;
}

.chat-sidebar-header {
    padding: var(--spacing-md);
    border-bottom: 1px solid rgba(255, 255, 255, 0.06);
}

.chat-sidebar-title {
    font-size: var(--font-size-xl);
    font-weight: 700;
    color: #fff;
    margin-bottom: var(--spacing-sm);
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
}

.chat-sidebar-title .material-icons-outlined {
    font-size: 22px;
    color: var(--primary-400);
}

/* Search */
.chat-sidebar-search {
    position: relative;
    padding: var(--spacing-sm) var(--spacing-md);
}

.chat-sidebar-search input {
    width: 100%;
    padding: 8px 12px 8px 34px;
    border: 1px solid rgba(255, 255, 255, 0.1);
    border-radius: var(--radius-md);
    background: rgba(255, 255, 255, 0.06);
    color: #fff;
    font-size: var(--font-size-sm);
    font-family: var(--font-family);
    outline: none;
    transition: all 0.15s;
    box-sizing: border-box;
}

.chat-sidebar-search input::placeholder {
    color: rgba(255, 255, 255, 0.35);
}

.chat-sidebar-search input:focus {
    border-color: var(--primary-500);
    background: rgba(255, 255, 255, 0.1);
}

.chat-sidebar-search .material-icons-outlined {
    position: absolute;
    left: 26px;
    top: 50%;
    transform: translateY(-50%);
    font-size: 16px;
    color: rgba(255, 255, 255, 0.35);
    pointer-events: none;
}

/* Sidebar scrollable area */
.chat-sidebar-body {
    flex: 1;
    overflow-y: auto;
    overflow-x: hidden;
    padding: var(--spacing-sm) 0;
}

.chat-sidebar-body::-webkit-scrollbar {
    width: 4px;
}

.chat-sidebar-body::-webkit-scrollbar-track {
    background: transparent;
}

.chat-sidebar-body::-webkit-scrollbar-thumb {
    background: rgba(255, 255, 255, 0.15);
    border-radius: 4px;
}

/* Section headers — see consolidated styles below under "ADDITIONAL CLASSES" */

/* Nav items (channels & DMs) */
.chat-nav-item {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
    padding: 6px var(--spacing-md);
    cursor: pointer;
    transition: background 0.1s;
    position: relative;
    user-select: none;
    min-height: 36px;
}

.chat-nav-item:hover {
    background: rgba(255, 255, 255, 0.06);
}

.chat-nav-item.active {
    background: var(--primary-700);
}

.chat-nav-item.unread .chat-nav-name {
    font-weight: 600;
    color: #fff;
}

.chat-nav-icon {
    font-size: 16px;
    color: rgba(255, 255, 255, 0.5);
    flex-shrink: 0;
    width: 20px;
    text-align: center;
}

.chat-nav-item.active .chat-nav-icon {
    color: rgba(255, 255, 255, 0.85);
}

.chat-nav-name {
    font-size: var(--font-size-sm);
    color: rgba(255, 255, 255, 0.7);
    flex: 1;
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
}

.chat-nav-item.active .chat-nav-name {
    color: #fff;
}

.chat-unread-badge {
    background: var(--danger);
    color: #fff;
    font-size: 10px;
    font-weight: 700;
    min-width: 18px;
    height: 18px;
    border-radius: 9px;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 0 5px;
    flex-shrink: 0;
}

/* Presence dots */
.chat-presence-dot {
    width: 8px;
    height: 8px;
    border-radius: 50%;
    flex-shrink: 0;
}

.chat-presence-dot.online {
    background: var(--success);
    box-shadow: 0 0 0 2px var(--gray-900);
}

.chat-presence-dot.away {
    background: var(--warning);
    box-shadow: 0 0 0 2px var(--gray-900);
}

.chat-presence-dot.offline {
    background: rgba(255, 255, 255, 0.25);
}

/* DM avatar in sidebar */
.chat-nav-avatar {
    width: 22px;
    height: 22px;
    border-radius: 50%;
    flex-shrink: 0;
    position: relative;
    display: flex;
    align-items: center;
    justify-content: center;
}

.chat-nav-avatar img {
    width: 100%;
    height: 100%;
    border-radius: 50%;
    object-fit: cover;
}

.chat-nav-avatar .chat-nav-initials {
    width: 100%;
    height: 100%;
    border-radius: 50%;
    background: var(--primary-600);
    color: #fff;
    font-size: 9px;
    font-weight: 600;
    display: flex;
    align-items: center;
    justify-content: center;
}

.chat-nav-avatar .chat-presence-dot {
    position: absolute;
    bottom: -1px;
    right: -1px;
    width: 7px;
    height: 7px;
    border: 1.5px solid var(--gray-900);
}

/* =====================================================
   CONVERSATION PANEL (Right)
   ===================================================== */

.chat-conversation {
    flex: 1;
    display: flex;
    flex-direction: column;
    min-width: 0;
    background: var(--bg-primary);
}

/* Conversation header */
.chat-conv-header {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
    padding: 12px var(--spacing-lg);
    border-bottom: 1px solid var(--border-color);
    min-height: 52px;
    background: var(--bg-primary);
    flex-shrink: 0;
}

.chat-mobile-back {
    display: none;
    border: none;
    background: none;
    color: var(--text-secondary);
    cursor: pointer;
    padding: 4px;
    border-radius: var(--radius-sm);
    margin-right: var(--spacing-xs);
}

.chat-mobile-back .material-icons-outlined {
    font-size: 22px;
}

.chat-conv-title {
    font-size: var(--font-size-lg);
    font-weight: 600;
    color: var(--text-primary);
}

.chat-conv-title .channel-hash {
    color: var(--text-tertiary);
    margin-right: 2px;
}

.chat-conv-desc {
    font-size: var(--font-size-xs);
    color: var(--text-tertiary);
    margin-left: var(--spacing-xs);
    padding-left: var(--spacing-sm);
    border-left: 1px solid var(--border-color);
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
}

.chat-conv-header-right {
    margin-left: auto;
    display: flex;
    align-items: center;
    gap: var(--spacing-xs);
}

.chat-conv-header-btn {
    border: none;
    background: none;
    color: var(--text-tertiary);
    cursor: pointer;
    padding: 6px;
    border-radius: var(--radius-sm);
    display: flex;
    align-items: center;
    gap: 4px;
    font-size: var(--font-size-xs);
    font-family: var(--font-family);
    transition: all 0.15s;
}

.chat-conv-header-btn:hover {
    background: var(--bg-tertiary);
    color: var(--text-primary);
}

.chat-conv-header-btn .material-icons-outlined {
    font-size: 18px;
}

.chat-conv-member-count {
    color: var(--text-tertiary);
    font-size: var(--font-size-sm);
}

/* =====================================================
   MESSAGES AREA
   ===================================================== */

.chat-messages {
    flex: 1;
    overflow-y: auto;
    overflow-x: hidden;
    padding: var(--spacing-md) var(--spacing-lg);
    display: flex;
    flex-direction: column;
}

.chat-messages::-webkit-scrollbar {
    width: 6px;
}

.chat-messages::-webkit-scrollbar-track {
    background: transparent;
}

.chat-messages::-webkit-scrollbar-thumb {
    background: var(--gray-300);
    border-radius: 3px;
}

/* Date separator */
.chat-date-separator {
    display: flex;
    align-items: center;
    gap: var(--spacing-md);
    margin: var(--spacing-lg) 0 var(--spacing-md);
}

.chat-date-separator:first-child {
    margin-top: auto;
}

.chat-date-separator span {
    font-size: var(--font-size-xs);
    font-weight: 600;
    color: var(--text-secondary);
    white-space: nowrap;
    background: var(--bg-primary);
    padding: 2px 12px;
    border: 1px solid var(--border-color);
    border-radius: var(--radius-full);
}

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

/* New messages divider */
.chat-new-divider {
    display: flex;
    align-items: center;
    gap: var(--spacing-md);
    margin: var(--spacing-sm) 0;
}

.chat-new-divider span {
    font-size: var(--font-size-xs);
    font-weight: 600;
    color: var(--danger);
    white-space: nowrap;
}

.chat-new-divider::before,
.chat-new-divider::after {
    content: '';
    flex: 1;
    height: 1px;
    background: var(--danger);
    opacity: 0.3;
}

/* Single message */
.chat-message {
    display: flex;
    gap: var(--spacing-sm);
    padding: 4px 0;
    position: relative;
}

.chat-message:hover {
    background: var(--bg-secondary);
    margin: 0 calc(-1 * var(--spacing-lg));
    padding: 4px var(--spacing-lg);
}

.chat-message-avatar {
    width: 36px;
    height: 36px;
    border-radius: var(--radius-md);
    flex-shrink: 0;
    overflow: hidden;
    margin-top: 2px;
}

.chat-message-avatar img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.chat-message-avatar .chat-avatar-initials {
    width: 100%;
    height: 100%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: var(--font-size-sm);
    font-weight: 600;
    color: #fff;
    background: var(--primary-600);
    border-radius: var(--radius-md);
}

.chat-message-avatar.chat-avatar-initials {
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: var(--font-size-sm);
    font-weight: 600;
    color: #fff;
    background: var(--primary-600);
}

.chat-message-body {
    flex: 1;
    min-width: 0;
}

.chat-message-header {
    display: flex;
    align-items: baseline;
    gap: var(--spacing-sm);
    margin-bottom: 2px;
}

.chat-message-sender {
    font-size: var(--font-size-md);
    font-weight: 600;
    color: var(--text-primary);
}

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

.chat-message-edited {
    font-size: 10px;
    color: var(--text-tertiary);
    font-style: italic;
}

.chat-message-text {
    font-size: var(--font-size-md);
    color: var(--text-primary);
    line-height: 1.5;
    word-wrap: break-word;
    overflow-wrap: break-word;
}

.chat-message-text a {
    color: var(--primary-600);
    text-decoration: none;
}

.chat-message-text a:hover {
    text-decoration: underline;
}

.chat-message-text .chat-mention {
    background: var(--primary-50);
    color: var(--primary-700);
    padding: 1px 4px;
    border-radius: 3px;
    font-weight: 500;
}

/* Reply indicator */
.chat-reply-indicator {
    font-size: var(--font-size-xs);
    color: var(--text-tertiary);
    display: flex;
    align-items: center;
    gap: 4px;
    margin-bottom: 2px;
    padding-left: 14px;
    border-left: 2px solid var(--border-color);
}

.chat-reply-indicator .material-icons-outlined {
    font-size: 12px;
}

/* Compact message (same sender, within 5 min) */
.chat-message.compact {
    padding-top: 1px;
    padding-bottom: 1px;
}

.chat-message.compact .chat-message-avatar {
    visibility: hidden;
    width: 36px;
}

.chat-message.compact .chat-message-header {
    display: none;
}

/* Hover actions */
.chat-message-actions {
    position: absolute;
    top: -12px;
    right: var(--spacing-md);
    display: none;
    align-items: center;
    gap: 2px;
    background: var(--bg-primary);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-md);
    padding: 2px;
    box-shadow: var(--shadow-sm);
    z-index: 5;
}

.chat-message:hover .chat-message-actions {
    display: flex;
}

.chat-msg-action-btn {
    border: none;
    background: none;
    color: var(--text-tertiary);
    cursor: pointer;
    padding: 4px;
    border-radius: var(--radius-sm);
    display: flex;
    align-items: center;
    justify-content: center;
    transition: all 0.1s;
}

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

.chat-msg-action-btn .material-icons-outlined {
    font-size: 16px;
}

/* =====================================================
   REACTIONS
   ===================================================== */

.chat-message-reactions {
    display: flex;
    flex-wrap: wrap;
    gap: 4px;
    margin-top: 4px;
}

.chat-reaction {
    display: inline-flex;
    align-items: center;
    gap: 4px;
    padding: 2px 8px;
    border: 1px solid var(--border-color);
    border-radius: var(--radius-full);
    background: var(--bg-secondary);
    cursor: pointer;
    font-size: var(--font-size-xs);
    color: var(--text-secondary);
    transition: all 0.15s;
    user-select: none;
}

.chat-reaction:hover {
    border-color: var(--primary-300);
    background: var(--primary-50);
}

.chat-reaction.active {
    border-color: var(--primary-400);
    background: var(--primary-50);
    color: var(--primary-700);
}

.chat-reaction-emoji {
    font-size: 14px;
    line-height: 1;
}

.chat-reaction-count {
    font-weight: 600;
    font-size: 11px;
}

/* =====================================================
   INPUT AREA
   ===================================================== */

.chat-input-area {
    padding: var(--spacing-sm) var(--spacing-lg) var(--spacing-md);
    border-top: 1px solid var(--border-color);
    background: var(--bg-primary);
    flex-shrink: 0;
    position: relative;
}

.chat-input-wrapper {
    display: flex;
    align-items: flex-end;
    gap: var(--spacing-sm);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-lg);
    padding: var(--spacing-sm) var(--spacing-sm) var(--spacing-sm) var(--spacing-md);
    background: var(--bg-primary);
    transition: border-color 0.15s;
}

.chat-input-wrapper:focus-within {
    border-color: var(--primary-500);
    box-shadow: 0 0 0 3px rgba(0, 180, 214, 0.08);
}

.chat-input {
    flex: 1;
    border: none;
    outline: none;
    font-size: var(--font-size-md);
    font-family: var(--font-family);
    color: var(--text-primary);
    line-height: 1.5;
    max-height: 120px;
    min-height: 22px;
    padding: 0;
    background: transparent;
    overflow-y: auto;
    word-break: break-word;
    white-space: pre-wrap;
}

.chat-input:empty::before {
    content: attr(data-placeholder);
    color: var(--text-tertiary);
    pointer-events: none;
}

.chat-input b, .chat-input strong {
    font-weight: 700;
}

.chat-input i, .chat-input em {
    font-style: italic;
}

.chat-input-actions {
    display: flex;
    align-items: center;
    gap: 2px;
}

.chat-input-btn {
    border: none;
    background: none;
    color: var(--text-tertiary);
    cursor: pointer;
    padding: 6px;
    border-radius: var(--radius-sm);
    display: flex;
    align-items: center;
    justify-content: center;
    transition: all 0.15s;
}

.chat-input-btn:hover {
    color: var(--text-secondary);
    background: var(--bg-tertiary);
}

.chat-input-btn .material-icons-outlined {
    font-size: 20px;
}

.chat-send-btn {
    border: none;
    background: var(--primary-600);
    color: #fff;
    cursor: pointer;
    padding: 6px 12px;
    border-radius: var(--radius-md);
    display: flex;
    align-items: center;
    justify-content: center;
    transition: all 0.15s;
}

.chat-send-btn:hover {
    background: var(--primary-700);
}

.chat-send-btn .material-icons-outlined {
    font-size: 18px;
}

/* =====================================================
   EMOJI PICKER
   ===================================================== */

.chat-emoji-picker {
    position: absolute;
    bottom: calc(100% + 8px);
    right: 0;
    width: 280px;
    background: var(--bg-primary);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-lg);
    padding: var(--spacing-sm);
    z-index: 100;
    display: none;
}

.chat-emoji-picker.visible {
    display: block;
}

.chat-emoji-grid {
    display: grid;
    grid-template-columns: repeat(8, 1fr);
    gap: 2px;
}

.chat-emoji-item {
    width: 32px;
    height: 32px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 18px;
    cursor: pointer;
    border-radius: var(--radius-sm);
    border: none;
    background: none;
    transition: background 0.1s;
    padding: 0;
}

.chat-emoji-item:hover {
    background: var(--bg-tertiary);
}

/* =====================================================
   EMPTY STATE
   ===================================================== */

.chat-empty-state {
    flex: 1;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    color: var(--text-tertiary);
    gap: var(--spacing-md);
    padding: var(--spacing-xl);
}

.chat-empty-icon {
    width: 80px;
    height: 80px;
    border-radius: 50%;
    background: var(--bg-tertiary);
    display: flex;
    align-items: center;
    justify-content: center;
}

.chat-empty-icon .material-icons-outlined {
    font-size: 40px;
    color: var(--text-tertiary);
}

.chat-empty-title {
    font-size: var(--font-size-xl);
    font-weight: 600;
    color: var(--text-primary);
}

.chat-empty-desc {
    font-size: var(--font-size-md);
    text-align: center;
    max-width: 360px;
    line-height: 1.5;
}

/* =====================================================
   USER LIST PANEL (right side)
   ===================================================== */

.chat-user-list {
    width: 240px;
    min-width: 240px;
    border-left: 1px solid var(--border-color);
    background: var(--bg-secondary);
    overflow-y: auto;
    display: flex;
    flex-direction: column;
}

.chat-user-list-header {
    padding: var(--spacing-md);
    font-size: var(--font-size-sm);
    font-weight: 600;
    color: var(--text-secondary);
    border-bottom: 1px solid var(--border-color);
}

.chat-user-list-item {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
    padding: var(--spacing-sm) var(--spacing-md);
    cursor: pointer;
    transition: background 0.1s;
}

.chat-user-list-item:hover {
    background: var(--bg-tertiary);
}

.chat-user-list-avatar {
    width: 28px;
    height: 28px;
    border-radius: 50%;
    overflow: hidden;
    flex-shrink: 0;
    position: relative;
}

.chat-user-list-avatar img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.chat-user-list-avatar.chat-avatar-initials {
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: var(--font-size-xs);
    font-weight: 600;
    color: #fff;
    background: var(--primary-600);
}

.chat-user-list-name {
    font-size: var(--font-size-sm);
    color: var(--text-primary);
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
}

.chat-user-list-status {
    width: 8px;
    height: 8px;
    border-radius: 50%;
    margin-left: auto;
    flex-shrink: 0;
}

/* =====================================================
   MODALS (Create Channel, New DM)
   ===================================================== */

.chat-modal-overlay {
    position: fixed;
    inset: 0;
    background: rgba(0, 0, 0, 0.5);
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 1000;
    animation: chatModalFadeIn 0.15s ease;
}

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

/* .chat-modal overlay + .chat-modal-content styles consolidated below */

.chat-modal-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: var(--spacing-lg);
    border-bottom: 1px solid var(--border-color);
}

.chat-modal-title {
    font-size: var(--font-size-lg);
    font-weight: 600;
    color: var(--text-primary);
}

.chat-modal-close {
    border: none;
    background: none;
    color: var(--text-tertiary);
    cursor: pointer;
    padding: 4px;
    border-radius: var(--radius-sm);
    display: flex;
    transition: all 0.15s;
}

.chat-modal-close:hover {
    background: var(--bg-tertiary);
    color: var(--text-primary);
}

.chat-modal-close .material-icons-outlined {
    font-size: 20px;
}

.chat-modal-body {
    padding: var(--spacing-lg);
    overflow-y: auto;
    flex: 1;
}

.chat-modal-field {
    margin-bottom: var(--spacing-md);
}

.chat-modal-field label {
    display: block;
    font-size: var(--font-size-sm);
    font-weight: 500;
    color: var(--text-secondary);
    margin-bottom: var(--spacing-xs);
}

.chat-modal-field input,
.chat-modal-field textarea {
    width: 100%;
    padding: 10px 12px;
    border: 1px solid var(--border-color);
    border-radius: var(--radius-md);
    font-size: var(--font-size-md);
    font-family: var(--font-family);
    color: var(--text-primary);
    background: var(--bg-primary);
    outline: none;
    transition: border-color 0.15s;
    box-sizing: border-box;
}

.chat-modal-field input:focus,
.chat-modal-field textarea:focus {
    border-color: var(--primary-500);
}

.chat-modal-field textarea {
    resize: vertical;
    min-height: 60px;
}

.chat-modal-toggle {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
    cursor: pointer;
    user-select: none;
}

.chat-modal-toggle input[type="checkbox"] {
    width: 16px;
    height: 16px;
    accent-color: var(--primary-600);
}

.chat-modal-toggle span {
    font-size: var(--font-size-sm);
    color: var(--text-secondary);
}

.chat-modal-footer {
    padding: var(--spacing-md) var(--spacing-lg);
    border-top: 1px solid var(--border-color);
    display: flex;
    justify-content: flex-end;
    gap: var(--spacing-sm);
}

.chat-modal-btn {
    padding: 8px 20px;
    border-radius: var(--radius-md);
    font-size: var(--font-size-sm);
    font-weight: 500;
    font-family: var(--font-family);
    cursor: pointer;
    transition: all 0.15s;
    border: 1px solid var(--border-color);
    background: var(--bg-primary);
    color: var(--text-secondary);
}

.chat-modal-btn:hover {
    background: var(--bg-tertiary);
}

.chat-modal-btn.primary {
    background: var(--primary-600);
    color: #fff;
    border-color: var(--primary-600);
}

.chat-modal-btn.primary:hover {
    background: var(--primary-700);
}

/* User picker list in New DM modal */
.chat-user-picker-list {
    max-height: 300px;
    overflow-y: auto;
    margin-top: var(--spacing-sm);
}

.chat-user-picker-item {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
    padding: var(--spacing-sm) var(--spacing-sm);
    cursor: pointer;
    border-radius: var(--radius-md);
    transition: background 0.1s;
}

.chat-user-picker-item:hover {
    background: var(--bg-tertiary);
}

.chat-user-picker-avatar {
    width: 32px;
    height: 32px;
    border-radius: 50%;
    overflow: hidden;
    flex-shrink: 0;
}

.chat-user-picker-avatar img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.chat-user-picker-avatar .chat-avatar-initials {
    width: 100%;
    height: 100%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: var(--font-size-xs);
    font-weight: 600;
    color: #fff;
    background: var(--primary-600);
    border-radius: 50%;
}

.chat-user-picker-info {
    flex: 1;
    min-width: 0;
}

.chat-user-picker-name {
    font-size: var(--font-size-sm);
    font-weight: 500;
    color: var(--text-primary);
}

.chat-user-picker-role {
    font-size: var(--font-size-xs);
    color: var(--text-tertiary);
}

.chat-user-picker-presence {
    margin-left: auto;
}

/* =====================================================
   SEARCH RESULTS
   ===================================================== */

.chat-search-results {
    padding: var(--spacing-sm);
}

.chat-search-section {
    margin-bottom: var(--spacing-md);
}

.chat-search-section-title {
    font-size: var(--font-size-xs);
    font-weight: 600;
    text-transform: uppercase;
    color: rgba(255, 255, 255, 0.45);
    padding: var(--spacing-xs) var(--spacing-sm);
    letter-spacing: 0.05em;
}

.chat-search-result-item {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
    padding: var(--spacing-sm);
    cursor: pointer;
    border-radius: var(--radius-md);
    transition: background 0.1s;
}

.chat-search-result-item:hover {
    background: rgba(255, 255, 255, 0.06);
}

.chat-search-result-name {
    font-size: var(--font-size-sm);
    color: rgba(255, 255, 255, 0.85);
}

.chat-search-result-preview {
    font-size: var(--font-size-xs);
    color: rgba(255, 255, 255, 0.45);
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
}

.chat-search-result-preview mark {
    background: rgba(0, 180, 214, 0.3);
    color: #fff;
    border-radius: 2px;
    padding: 0 1px;
}

/* =====================================================
   TYPING INDICATOR
   ===================================================== */

.chat-typing-indicator {
    padding: 4px 0;
    font-size: var(--font-size-xs);
    color: var(--text-tertiary);
    min-height: 20px;
    display: flex;
    align-items: center;
    gap: 4px;
}

.chat-typing-dots {
    display: inline-flex;
    gap: 2px;
}

.chat-typing-dots span {
    width: 4px;
    height: 4px;
    border-radius: 50%;
    background: var(--text-tertiary);
    animation: chatTypingBounce 1.4s infinite;
}

.chat-typing-dots span:nth-child(2) {
    animation-delay: 0.2s;
}

.chat-typing-dots span:nth-child(3) {
    animation-delay: 0.4s;
}

@keyframes chatTypingBounce {
    0%, 60%, 100% { transform: translateY(0); }
    30% { transform: translateY(-4px); }
}

/* =====================================================
   HEADER BADGE
   ===================================================== */

#chat-header-badge {
    position: absolute;
    top: 4px;
    right: 2px;
    min-width: 16px;
    height: 16px;
    background: var(--danger);
    color: #fff;
    font-size: 10px;
    font-weight: 700;
    border-radius: 8px;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 0 4px;
}

/* Nav badge — inherits .nav-badge styles (color: primary-700, bg: primary-100) */
.chat-nav-badge:empty {
    display: none;
}

/* =====================================================
   ADDITIONAL CLASSES (used by chat.js)
   ===================================================== */

/* Sidebar content area */
.chat-sidebar-content {
    flex: 1;
    overflow-y: auto;
    overflow-x: hidden;
}

.chat-sidebar-content::-webkit-scrollbar {
    width: 4px;
}

.chat-sidebar-content::-webkit-scrollbar-track {
    background: transparent;
}

.chat-sidebar-content::-webkit-scrollbar-thumb {
    background: rgba(255, 255, 255, 0.15);
    border-radius: 4px;
}

/* Nav info (name + preview) */
.chat-nav-info {
    flex: 1;
    min-width: 0;
    display: flex;
    flex-direction: column;
    gap: 1px;
}

.chat-nav-preview {
    font-size: var(--font-size-xs);
    color: rgba(255, 255, 255, 0.35);
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
}

.chat-nav-empty {
    padding: var(--spacing-sm) var(--spacing-md);
    font-size: var(--font-size-xs);
    color: rgba(255, 255, 255, 0.3);
    font-style: italic;
}

/* Section header + action button */
.chat-section-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: var(--spacing-sm) var(--spacing-md);
    margin-top: var(--spacing-sm);
}

.chat-section-header > span {
    font-size: var(--font-size-xs);
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    color: rgba(255, 255, 255, 0.45);
}

.chat-section-action {
    width: 22px;
    height: 22px;
    display: flex;
    align-items: center;
    justify-content: center;
    border: none;
    background: none;
    color: rgba(255, 255, 255, 0.4);
    cursor: pointer;
    border-radius: var(--radius-sm);
    padding: 0;
    transition: all 0.15s;
}

.chat-section-action:hover {
    background: rgba(255, 255, 255, 0.1);
    color: #fff;
}

.chat-section-action .material-icons-outlined {
    font-size: 18px;
    text-transform: none;
    letter-spacing: normal;
    font-weight: normal;
}

/* Search group titles */
.chat-search-group-title {
    font-size: var(--font-size-xs);
    font-weight: 600;
    text-transform: uppercase;
    color: rgba(255, 255, 255, 0.45);
    padding: var(--spacing-sm) var(--spacing-md) var(--spacing-xs);
    letter-spacing: 0.05em;
}

.chat-search-result-item {
    padding: var(--spacing-sm) var(--spacing-md);
    cursor: pointer;
    border-radius: var(--radius-sm);
    transition: background 0.1s;
}

.chat-search-result-item:hover {
    background: rgba(255, 255, 255, 0.06);
}

.chat-search-result-conv {
    font-size: var(--font-size-xs);
    color: rgba(255, 255, 255, 0.5);
}

.chat-search-result-sender {
    font-size: var(--font-size-xs);
    font-weight: 500;
    color: rgba(255, 255, 255, 0.7);
}

.chat-search-result-text {
    font-size: var(--font-size-xs);
    color: rgba(255, 255, 255, 0.4);
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
}

/* Conversation body (messages + user list) */
.chat-conv-body {
    flex: 1;
    display: flex;
    overflow: hidden;
    min-height: 0;
}

.chat-conv-body .chat-messages {
    flex: 1;
    min-width: 0;
}

/* Conversation header info */
.chat-conv-header-info {
    flex: 1;
    min-width: 0;
}

.chat-conv-hash {
    color: var(--text-tertiary);
    margin-right: 2px;
}

.chat-conv-title {
    font-size: var(--font-size-lg);
    font-weight: 600;
    color: var(--text-primary);
    display: flex;
    align-items: center;
    gap: var(--spacing-xs);
}

.chat-conv-subtitle {
    font-size: var(--font-size-xs);
    color: var(--text-tertiary);
    margin-top: 1px;
}

.chat-conv-header-actions {
    display: flex;
    align-items: center;
    gap: var(--spacing-xs);
    margin-left: auto;
}

.chat-header-action {
    border: none;
    background: none;
    color: var(--text-tertiary);
    cursor: pointer;
    padding: 6px 8px;
    border-radius: var(--radius-sm);
    display: flex;
    align-items: center;
    gap: 4px;
    font-size: var(--font-size-sm);
    font-family: var(--font-family);
    transition: all 0.15s;
}

.chat-header-action:hover {
    background: var(--bg-tertiary);
    color: var(--text-primary);
}

.chat-header-action .material-icons-outlined {
    font-size: 18px;
}

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

/* New messages divider */
.chat-new-messages-divider {
    display: flex;
    align-items: center;
    gap: var(--spacing-md);
    margin: var(--spacing-sm) 0;
}

.chat-new-messages-divider span {
    font-size: var(--font-size-xs);
    font-weight: 600;
    color: var(--danger);
    white-space: nowrap;
}

.chat-new-messages-divider::before,
.chat-new-messages-divider::after {
    content: '';
    flex: 1;
    height: 1px;
    background: var(--danger);
    opacity: 0.3;
}

/* Compact message spacer */
.chat-message-compact-spacer {
    width: 36px;
    flex-shrink: 0;
}

/* Message hover actions */
.chat-message-hover-actions {
    position: absolute;
    top: -8px;
    right: var(--spacing-md);
    display: none;
    align-items: center;
    gap: 2px;
    background: var(--bg-primary);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-md);
    padding: 2px;
    box-shadow: var(--shadow-sm);
    z-index: 5;
}

.chat-message:hover .chat-message-hover-actions {
    display: flex;
}

.chat-msg-action {
    border: none;
    background: none;
    color: var(--text-tertiary);
    cursor: pointer;
    padding: 4px;
    border-radius: var(--radius-sm);
    display: flex;
    align-items: center;
    justify-content: center;
    transition: all 0.1s;
}

.chat-msg-action:hover {
    background: var(--bg-tertiary);
    color: var(--text-primary);
}

.chat-msg-action .material-icons-outlined {
    font-size: 16px;
}

/* Message emoji picker (inline) */
.chat-msg-emoji-picker {
    position: absolute;
    bottom: calc(100% + 4px);
    right: 0;
    display: flex;
    flex-wrap: wrap;
    gap: 2px;
    padding: var(--spacing-xs);
    background: var(--bg-primary);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-md);
    box-shadow: var(--shadow-lg);
    z-index: 10;
    max-width: 240px;
}

/* Conversation empty state */
.chat-conv-empty {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    padding: var(--spacing-2xl);
    text-align: center;
    color: var(--text-tertiary);
    flex: 1;
}

.chat-conv-empty .material-icons-outlined {
    font-size: 48px;
    margin-bottom: var(--spacing-md);
    color: var(--text-tertiary);
    opacity: 0.5;
}

.chat-conv-empty p {
    font-size: var(--font-size-md);
    margin: 0;
}

.chat-conv-empty-sub {
    font-size: var(--font-size-sm);
    color: var(--text-tertiary);
    margin-top: var(--spacing-xs) !important;
}

/* Emoji button + picker in input area */
.chat-emoji-btn {
    border: none;
    background: none;
    color: var(--text-tertiary);
    cursor: pointer;
    padding: 4px;
    border-radius: var(--radius-sm);
    display: flex;
    align-items: center;
    justify-content: center;
    transition: all 0.15s;
}

.chat-emoji-btn:hover {
    color: var(--text-secondary);
}

.chat-emoji-btn .material-icons-outlined {
    font-size: 20px;
}

.chat-emoji-picker {
    display: none;
    flex-wrap: wrap;
    gap: 2px;
    padding: var(--spacing-sm);
    background: var(--bg-primary);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-lg);
    position: absolute;
    bottom: calc(100% + 4px);
    left: var(--spacing-lg);
    right: var(--spacing-lg);
    z-index: 100;
}

.chat-emoji-picker.open {
    display: flex;
}

.chat-emoji-option {
    width: 32px;
    height: 32px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 18px;
    cursor: pointer;
    border-radius: var(--radius-sm);
    border: none;
    background: none;
    transition: background 0.1s;
    padding: 0;
}

.chat-emoji-option:hover {
    background: var(--bg-tertiary);
}

/* Chat send button in input */
.chat-send-btn {
    border: none;
    background: var(--primary-600);
    color: #fff;
    cursor: pointer;
    padding: 6px;
    border-radius: var(--radius-md);
    display: flex;
    align-items: center;
    justify-content: center;
    transition: all 0.15s;
}

.chat-send-btn:hover {
    background: var(--primary-700);
}

.chat-send-btn .material-icons-outlined {
    font-size: 18px;
}

/* Empty state */
.chat-empty-state {
    flex: 1;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    color: var(--text-tertiary);
    gap: var(--spacing-md);
    padding: var(--spacing-xl);
    text-align: center;
}

.chat-empty-state .chat-empty-icon {
    font-size: 64px;
    color: var(--text-tertiary);
    opacity: 0.3;
}

.chat-empty-state h2 {
    font-size: var(--font-size-2xl);
    font-weight: 600;
    color: var(--text-primary);
    margin: 0;
}

.chat-empty-state p {
    font-size: var(--font-size-md);
    color: var(--text-secondary);
    max-width: 360px;
    margin: 0;
}

.chat-empty-actions {
    display: flex;
    gap: var(--spacing-sm);
    margin-top: var(--spacing-sm);
}

.chat-empty-actions .btn {
    display: flex;
    align-items: center;
    gap: var(--spacing-xs);
}

/* Modal styles used by chat.js */
.chat-modal {
    position: fixed;
    inset: 0;
    background: rgba(0, 0, 0, 0.5);
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 1000;
    animation: chatModalFadeIn 0.15s ease;
}

.chat-modal-content {
    background: var(--bg-primary);
    border-radius: var(--radius-xl);
    box-shadow: var(--shadow-2xl);
    width: 90%;
    max-width: 440px;
    max-height: 80vh;
    display: flex;
    flex-direction: column;
    animation: chatModalSlideIn 0.2s ease;
    overflow: hidden;
}

.chat-modal-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: var(--spacing-md) var(--spacing-lg);
    border-bottom: 1px solid var(--border-color);
}

.chat-modal-header h3 {
    font-size: var(--font-size-lg);
    font-weight: 600;
    color: var(--text-primary);
    margin: 0;
}

.chat-modal-close {
    border: none;
    background: none;
    color: var(--text-tertiary);
    cursor: pointer;
    padding: 4px;
    border-radius: var(--radius-sm);
    display: flex;
    transition: all 0.15s;
}

.chat-modal-close:hover {
    background: var(--bg-tertiary);
    color: var(--text-primary);
}

.chat-modal-close .material-icons-outlined {
    font-size: 20px;
}

.chat-modal-body {
    padding: var(--spacing-lg);
    overflow-y: auto;
    flex: 1;
}

.chat-modal-search-wrapper {
    margin-bottom: var(--spacing-sm);
}

.chat-modal-input {
    width: 100%;
    padding: 10px 12px;
    border: 1px solid var(--border-color);
    border-radius: var(--radius-md);
    font-size: var(--font-size-md);
    font-family: var(--font-family);
    color: var(--text-primary);
    background: var(--bg-primary);
    outline: none;
    transition: border-color 0.15s;
    box-sizing: border-box;
}

.chat-modal-input:focus {
    border-color: var(--primary-500);
}

.chat-modal-list {
    max-height: 350px;
    overflow-y: auto;
}

.chat-modal-user-item {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
    padding: var(--spacing-sm);
    cursor: pointer;
    border-radius: var(--radius-md);
    transition: background 0.1s;
}

.chat-modal-user-item:hover {
    background: var(--bg-tertiary);
}

.chat-modal-avatar {
    width: 32px;
    height: 32px;
    border-radius: 50%;
    object-fit: cover;
    flex-shrink: 0;
}

.chat-modal-avatar.chat-avatar-initials {
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: var(--font-size-xs);
    font-weight: 600;
    color: #fff;
    background: var(--primary-600);
}

.chat-modal-user-name {
    font-size: var(--font-size-sm);
    font-weight: 500;
    color: var(--text-primary);
    flex: 1;
}

.chat-modal-user-role {
    font-size: var(--font-size-xs);
    color: var(--text-tertiary);
    text-transform: capitalize;
}

/* Channel creation form */
.chat-modal-field {
    margin-bottom: var(--spacing-md);
}

.chat-modal-field label {
    display: block;
    font-size: var(--font-size-sm);
    font-weight: 500;
    color: var(--text-secondary);
    margin-bottom: var(--spacing-xs);
}

.chat-optional {
    font-weight: 400;
    color: var(--text-tertiary);
}

.chat-channel-type-toggle {
    display: flex;
    gap: var(--spacing-sm);
}

.chat-type-option {
    flex: 1;
    padding: var(--spacing-sm) var(--spacing-md);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-md);
    background: var(--bg-primary);
    color: var(--text-secondary);
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: var(--spacing-xs);
    font-size: var(--font-size-sm);
    font-family: var(--font-family);
    transition: all 0.15s;
}

.chat-type-option:hover {
    border-color: var(--primary-300);
}

.chat-type-option.active {
    border-color: var(--primary-500);
    background: var(--primary-50);
    color: var(--primary-700);
}

.chat-type-option .material-icons-outlined {
    font-size: 16px;
}

/* User list in conversation (from chat.js renderUserList) */
.chat-user-list {
    width: 220px;
    min-width: 220px;
    border-left: 1px solid var(--border-color);
    background: var(--bg-secondary);
    overflow-y: auto;
    flex-shrink: 0;
}

.chat-user-list-header {
    padding: var(--spacing-md);
    font-size: var(--font-size-sm);
    font-weight: 600;
    color: var(--text-secondary);
    border-bottom: 1px solid var(--border-color);
}

.chat-user-list-role {
    font-size: var(--font-size-xs);
    color: var(--text-tertiary);
    text-transform: capitalize;
    margin-left: auto;
}

/* =====================================================
   RICH INPUT TOOLBAR (Zoho Cliq-inspired)
   ===================================================== */

.chat-input-toolbar {
    display: flex;
    align-items: center;
    gap: 2px;
    padding: 4px var(--spacing-sm);
    border: 1px solid var(--border-color);
    border-bottom: none;
    border-radius: var(--radius-lg) var(--radius-lg) 0 0;
    background: var(--bg-secondary);
}

.chat-input-wrapper {
    border-radius: 0 0 var(--radius-lg) var(--radius-lg) !important;
    border-top: none !important;
}

.chat-toolbar-btn {
    border: none;
    background: none;
    color: var(--text-tertiary);
    cursor: pointer;
    padding: 6px;
    border-radius: var(--radius-sm);
    display: flex;
    align-items: center;
    justify-content: center;
    transition: all 0.15s;
}

.chat-toolbar-btn:hover {
    color: var(--primary-600);
    background: rgba(0, 180, 214, 0.08);
}

.chat-toolbar-btn.active {
    color: var(--primary-600);
    background: rgba(0, 180, 214, 0.12);
}

.chat-toolbar-btn:active {
    background: rgba(0, 180, 214, 0.15);
    transform: scale(0.92);
}

.chat-toolbar-btn .material-icons-outlined {
    font-size: 18px;
}

.chat-toolbar-text-icon {
    font-size: 11px;
    font-weight: 800;
    letter-spacing: -0.5px;
    line-height: 18px;
}

.chat-toolbar-separator {
    width: 1px;
    height: 18px;
    background: var(--border-color);
    margin: 0 4px;
}

/* Format hint (shown after Bold/Italic applied) */
.chat-format-hint {
    display: inline-flex;
    align-items: center;
    gap: 4px;
    padding: 4px 10px;
    margin: 4px var(--spacing-sm) 0;
    font-size: 11px;
    color: var(--text-secondary);
    background: rgba(0, 180, 214, 0.06);
    border-radius: var(--radius-sm);
    animation: chatFormatHintIn 0.2s ease;
}

.chat-format-hint .material-icons-outlined {
    font-size: 14px;
    color: var(--primary-600);
}

@keyframes chatFormatHintIn {
    from { opacity: 0; transform: translateY(-4px); }
    to { opacity: 1; transform: translateY(0); }
}

/* =====================================================
   ENHANCED EMOJI PICKER (categorized + search)
   ===================================================== */

.chat-emoji-picker {
    display: none;
    flex-direction: column;
    width: 320px;
    max-height: 350px;
    background: var(--bg-primary);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-lg);
    position: absolute;
    bottom: calc(100% + 4px);
    left: var(--spacing-lg);
    z-index: 100;
    overflow: hidden;
}

.chat-emoji-picker.open {
    display: flex;
}

.chat-emoji-picker-header {
    padding: var(--spacing-sm);
    border-bottom: 1px solid var(--border-color);
}

.chat-emoji-search {
    width: 100%;
    padding: 6px var(--spacing-sm);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-sm);
    font-size: var(--font-size-sm);
    outline: none;
    background: var(--bg-secondary);
    color: var(--text-primary);
}

.chat-emoji-search:focus {
    border-color: var(--primary-500);
}

.chat-emoji-picker-tabs {
    display: flex;
    border-bottom: 1px solid var(--border-color);
    padding: 0 var(--spacing-xs);
}

.chat-emoji-tab {
    padding: 6px 8px;
    background: none;
    border: none;
    border-bottom: 2px solid transparent;
    cursor: pointer;
    font-size: 16px;
    opacity: 0.5;
    transition: all 0.15s;
}

.chat-emoji-tab:hover,
.chat-emoji-tab.active {
    opacity: 1;
}

.chat-emoji-tab.active {
    border-bottom-color: var(--primary-500);
}

.chat-emoji-picker-body {
    display: flex;
    flex-wrap: wrap;
    gap: 2px;
    padding: var(--spacing-sm);
    overflow-y: auto;
    max-height: 240px;
}

.chat-emoji-option {
    width: 32px;
    height: 32px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 18px;
    cursor: pointer;
    border-radius: var(--radius-sm);
    border: none;
    background: none;
    transition: background 0.1s;
    padding: 0;
}

.chat-emoji-option:hover {
    background: var(--bg-tertiary);
}

/* =====================================================
   GIF PICKER
   ===================================================== */

.chat-gif-picker {
    display: none;
    flex-direction: column;
    width: 520px;
    max-height: 500px;
    background: var(--bg-primary);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-lg);
    position: absolute;
    bottom: calc(100% + 4px);
    left: var(--spacing-lg);
    z-index: 100;
    overflow: hidden;
}

.chat-gif-picker.open {
    display: flex;
}

.chat-gif-picker-header {
    padding: var(--spacing-sm);
    border-bottom: 1px solid var(--border-color);
}

.chat-gif-search {
    width: 100%;
    padding: 6px var(--spacing-sm);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-sm);
    font-size: var(--font-size-sm);
    outline: none;
    background: var(--bg-secondary);
    color: var(--text-primary);
}

.chat-gif-picker-body {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 8px;
    padding: var(--spacing-sm);
    overflow-y: auto;
    max-height: 420px;
}

.chat-gif-item {
    cursor: pointer;
    border-radius: var(--radius-md);
    overflow: hidden;
    transition: transform 0.12s, box-shadow 0.12s;
    min-height: 140px;
    background: var(--bg-tertiary);
    position: relative;
}

.chat-gif-item:hover {
    transform: scale(1.03);
    box-shadow: 0 4px 12px rgba(0,0,0,0.15);
}

.chat-gif-item:active {
    transform: scale(0.97);
}

.chat-gif-item img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    display: block;
    min-height: 140px;
}

/* =====================================================
   ATTACHMENT PREVIEWS (before sending)
   ===================================================== */

.chat-attachment-previews {
    display: flex;
    gap: var(--spacing-sm);
    padding: var(--spacing-sm) var(--spacing-sm) 0;
    overflow-x: auto;
    flex-wrap: wrap;
}

.chat-attachment-preview {
    position: relative;
    width: 80px;
    height: 80px;
    border-radius: var(--radius-md);
    overflow: hidden;
    border: 1px solid var(--border-color);
    background: var(--bg-secondary);
    display: flex;
    align-items: center;
    justify-content: center;
    flex-direction: column;
    flex-shrink: 0;
}

.chat-attachment-preview img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.chat-attachment-preview .material-icons-outlined {
    font-size: 28px;
    color: var(--text-tertiary);
}

.chat-attachment-preview-name {
    font-size: 9px;
    color: var(--text-tertiary);
    text-align: center;
    padding: 0 2px;
    max-width: 100%;
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
    position: absolute;
    bottom: 2px;
    left: 0;
    right: 0;
    background: rgba(0,0,0,0.5);
    color: white;
    padding: 1px 4px;
}

.chat-attachment-remove {
    position: absolute;
    top: 2px;
    right: 2px;
    width: 20px;
    height: 20px;
    border-radius: 50%;
    background: rgba(0,0,0,0.6);
    color: white;
    border: none;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 0;
    opacity: 0;
    transition: opacity 0.15s;
}

.chat-attachment-preview:hover .chat-attachment-remove {
    opacity: 1;
}

.chat-attachment-remove .material-icons-outlined {
    font-size: 14px;
    color: white;
}

/* =====================================================
   MESSAGE ATTACHMENTS (in messages)
   ===================================================== */

.chat-message-attachments {
    margin-top: var(--spacing-xs);
}

.chat-attachment {
    margin-top: var(--spacing-xs);
}

.chat-attachment-image img,
.chat-attachment-gif img {
    max-width: 400px;
    max-height: 300px;
    border-radius: var(--radius-md);
    cursor: pointer;
    object-fit: contain;
}

.chat-attachment-video video {
    max-width: 400px;
    max-height: 300px;
    border-radius: var(--radius-md);
}

.chat-attachment-image .chat-attachment-name {
    display: block;
    font-size: var(--font-size-xs);
    color: var(--text-tertiary);
    margin-top: 2px;
}

.chat-attachment-file {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
    padding: var(--spacing-sm) var(--spacing-md);
    background: var(--bg-secondary);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-md);
    max-width: 300px;
}

.chat-attachment-file .material-icons-outlined {
    font-size: 24px;
    color: var(--primary-500);
}

.chat-attachment-file-info {
    display: flex;
    flex-direction: column;
}

.chat-attachment-file-info .chat-attachment-name {
    font-size: var(--font-size-sm);
    font-weight: 500;
    color: var(--text-primary);
}

.chat-attachment-file-info .chat-attachment-size {
    font-size: var(--font-size-xs);
    color: var(--text-tertiary);
}

/* =====================================================
   MESSAGE EDIT/DELETE ACTIONS
   ===================================================== */

.chat-message-hover-actions {
    position: absolute;
    top: -8px;
    right: var(--spacing-sm);
    display: none;
    gap: 2px;
    background: var(--bg-primary);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-sm);
    box-shadow: var(--shadow-sm);
    padding: 2px;
}

.chat-message:hover .chat-message-hover-actions {
    display: flex;
}

.chat-msg-action {
    padding: 4px;
    border: none;
    background: none;
    cursor: pointer;
    color: var(--text-tertiary);
    border-radius: var(--radius-sm);
    display: flex;
    align-items: center;
    justify-content: center;
}

.chat-msg-action:hover {
    background: var(--bg-tertiary);
    color: var(--text-primary);
}

.chat-msg-action[data-action="delete"]:hover {
    color: var(--danger-500, #ef4444);
    background: rgba(239, 68, 68, 0.08);
}

.chat-msg-action .material-icons-outlined {
    font-size: 16px;
}

/* Editing state */
.chat-message.editing {
    background: rgba(0, 180, 214, 0.06);
    border-left: 3px solid var(--primary-500);
}

.chat-edited-label {
    font-size: var(--font-size-xs);
    color: var(--text-tertiary);
    font-style: italic;
}

.chat-edit-indicator {
    display: flex;
    align-items: center;
    gap: var(--spacing-xs);
    padding: var(--spacing-xs) var(--spacing-md);
    background: rgba(0, 180, 214, 0.08);
    border-left: 3px solid var(--primary-500);
    font-size: var(--font-size-sm);
    color: var(--primary-600);
}

.chat-edit-indicator .material-icons-outlined {
    font-size: 16px;
}

.chat-edit-cancel {
    margin-left: auto;
    border: none;
    background: none;
    cursor: pointer;
    color: var(--text-tertiary);
    padding: 2px;
    border-radius: var(--radius-sm);
    display: flex;
}

.chat-edit-cancel:hover {
    color: var(--text-primary);
}

.chat-edit-cancel .material-icons-outlined {
    font-size: 16px;
}

/* =====================================================
   CHANNEL BROWSER MODAL
   ===================================================== */

.chat-modal-lg {
    max-width: 600px;
}

.chat-modal-sm {
    max-width: 400px;
}

.chat-channel-browser {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-sm);
    max-height: 50vh;
    overflow-y: auto;
}

.chat-channel-browser-item {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: var(--spacing-md);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-md);
    transition: background 0.15s;
}

.chat-channel-browser-item:hover {
    background: var(--bg-secondary);
}

.chat-channel-browser-info {
    flex: 1;
    min-width: 0;
}

.chat-channel-browser-name {
    display: flex;
    align-items: center;
    gap: var(--spacing-xs);
    font-size: var(--font-size-base);
}

.chat-channel-browser-members {
    font-size: var(--font-size-xs);
    color: var(--text-tertiary);
    font-weight: 400;
}

.chat-channel-browser-desc {
    font-size: var(--font-size-sm);
    color: var(--text-secondary);
    margin-top: 2px;
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
}

.chat-channel-browser-meta {
    font-size: var(--font-size-xs);
    color: var(--text-tertiary);
    margin-top: 2px;
}

.chat-channel-browser-item .btn {
    flex-shrink: 0;
    margin-left: var(--spacing-md);
}

/* =====================================================
   DELETE CONFIRMATION MODAL
   ===================================================== */

.chat-modal-actions {
    display: flex;
    gap: var(--spacing-sm);
    justify-content: flex-end;
    margin-top: var(--spacing-lg);
}

.btn-danger {
    background: var(--danger-500, #ef4444);
    color: white;
    border: none;
    padding: var(--spacing-sm) var(--spacing-md);
    border-radius: var(--radius-md);
    cursor: pointer;
    font-weight: 500;
    transition: background 0.15s;
}

.btn-danger:hover {
    background: var(--danger-600, #dc2626);
}

/* =====================================================
   CHANNEL SETTINGS
   ===================================================== */

.chat-channel-info-row {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
    padding: var(--spacing-sm) 0;
    color: var(--text-secondary);
}

.chat-channel-info-row .material-icons-outlined {
    font-size: 18px;
}

.chat-type-hint {
    font-size: var(--font-size-xs);
    color: var(--text-tertiary);
    margin-top: var(--spacing-xs);
}

/* =====================================================
   USER LIST ENHANCEMENTS
   ===================================================== */

.chat-user-list-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: var(--spacing-md);
    font-size: var(--font-size-sm);
    font-weight: 600;
    color: var(--text-secondary);
    border-bottom: 1px solid var(--border-color);
}

.chat-user-list-add {
    border: none;
    background: none;
    cursor: pointer;
    color: var(--text-tertiary);
    padding: 4px;
    border-radius: var(--radius-sm);
    display: flex;
}

.chat-user-list-add:hover {
    color: var(--primary-500);
    background: var(--bg-tertiary);
}

.chat-user-list-add .material-icons-outlined {
    font-size: 18px;
}

.chat-user-list-info {
    display: flex;
    align-items: center;
    gap: var(--spacing-xs);
    flex: 1;
    min-width: 0;
}

.chat-user-list-badge {
    font-size: 10px;
    background: var(--primary-100);
    color: var(--primary-700);
    padding: 1px 6px;
    border-radius: 10px;
    font-weight: 600;
}

.chat-user-list-remove {
    border: none;
    background: none;
    cursor: pointer;
    color: var(--text-tertiary);
    padding: 2px;
    border-radius: var(--radius-sm);
    display: flex;
    opacity: 0;
    transition: opacity 0.15s;
}

.chat-user-list-item:hover .chat-user-list-remove {
    opacity: 1;
}

.chat-user-list-remove:hover {
    color: var(--danger-500, #ef4444);
}

.chat-user-list-remove .material-icons-outlined {
    font-size: 16px;
}

/* Section actions (browse + create buttons side by side) */
.chat-section-actions {
    display: flex;
    align-items: center;
    gap: 2px;
}

/* Inline code in messages */
.chat-inline-code {
    background: var(--bg-tertiary);
    padding: 1px 4px;
    border-radius: 3px;
    font-family: monospace;
    font-size: 0.9em;
    color: var(--danger-500, #ef4444);
}