/* ============================================
   DESIGN SYSTEM - CSS Variables
   ============================================ */
:root {
    /* Colors */
    --primary-hue: 230;
    --primary: hsl(var(--primary-hue), 70%, 55%);
    --primary-light: hsl(var(--primary-hue), 70%, 65%);
    --primary-dark: hsl(var(--primary-hue), 70%, 45%);

    --success: hsl(145, 65%, 45%);
    --warning: hsl(40, 90%, 55%);
    --danger: hsl(0, 70%, 55%);

    /* Dark Theme */
    --bg-primary: hsl(220, 20%, 10%);
    --bg-secondary: hsl(220, 18%, 14%);
    --bg-tertiary: hsl(220, 16%, 18%);
    --bg-hover: hsl(220, 16%, 22%);

    --text-primary: hsl(220, 20%, 95%);
    --text-secondary: hsl(220, 15%, 70%);
    --text-muted: hsl(220, 10%, 50%);

    --border-color: hsl(220, 15%, 20%);
    --border-light: hsl(220, 15%, 25%);

    /* Channel Colors */
    --whatsapp: hsl(142, 70%, 45%);
    --instagram: linear-gradient(45deg, hsl(37, 97%, 60%), hsl(329, 70%, 58%), hsl(271, 76%, 53%));
    --telegram: hsl(200, 80%, 50%);

    /* Spacing */
    --spacing-xs: 4px;
    --spacing-sm: 8px;
    --spacing-md: 16px;
    --spacing-lg: 24px;
    --spacing-xl: 32px;

    /* Border Radius */
    --radius-sm: 6px;
    --radius-md: 10px;
    --radius-lg: 16px;
    --radius-full: 9999px;

    /* Shadows */
    --shadow-sm: 0 2px 8px rgba(0, 0, 0, 0.15);
    --shadow-md: 0 4px 16px rgba(0, 0, 0, 0.2);
    --shadow-lg: 0 8px 32px rgba(0, 0, 0, 0.25);

    /* Transitions */
    --transition-fast: 0.15s ease;
    --transition-normal: 0.25s ease;
    --transition-slow: 0.4s ease;

    /* Layout */
    --header-height: 64px;
    --sidebar-width: 360px;
}

/* ============================================
   RESET & BASE STYLES
   ============================================ */
*,
*::before,
*::after {
    box-sizing: border-box;
    margin: 0;
    padding: 0;
}

html,
body {
    height: 100%;
    overflow: hidden;
}

body {
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
    font-size: 14px;
    line-height: 1.5;
    color: var(--text-primary);
    background: var(--bg-primary);
    -webkit-font-smoothing: antialiased;
}

/* ============================================
   APP LAYOUT
   ============================================ */
.app {
    display: flex;
    flex-direction: column;
    height: 100vh;
    overflow: hidden;
}

/* ============================================
   HEADER
   ============================================ */
.header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    height: var(--header-height);
    padding: 0 var(--spacing-lg);
    background: var(--bg-secondary);
    border-bottom: 1px solid var(--border-color);
    flex-shrink: 0;
}

.header-logo {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
}

.logo-icon {
    font-size: 28px;
    filter: drop-shadow(0 2px 4px rgba(99, 102, 241, 0.4));
}

.header-logo h1 {
    font-size: 20px;
    font-weight: 700;
    background: linear-gradient(135deg, var(--primary-light), var(--primary));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.header-status {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
    padding: var(--spacing-xs) var(--spacing-md);
    background: var(--bg-tertiary);
    border-radius: var(--radius-full);
}

.status-indicator {
    width: 10px;
    height: 10px;
    border-radius: 50%;
    background: var(--warning);
    transition: background var(--transition-normal);
}

.status-indicator.connected {
    background: var(--success);
    box-shadow: 0 0 8px var(--success);
}

.status-indicator.disconnected {
    background: var(--danger);
}

.status-text {
    font-size: 12px;
    color: var(--text-secondary);
}

/* ============================================
   MAIN CONTENT
   ============================================ */
.main-content {
    display: flex;
    flex: 1;
    overflow: hidden;
}

/* ============================================
   CONVERSATIONS PANEL
   ============================================ */
.conversations-panel {
    width: var(--sidebar-width);
    display: flex;
    flex-direction: column;
    background: var(--bg-secondary);
    border-right: 1px solid var(--border-color);
    flex-shrink: 0;
}

.panel-header {
    padding: var(--spacing-md);
    border-bottom: 1px solid var(--border-color);
}

.panel-header h2 {
    font-size: 16px;
    font-weight: 600;
    margin-bottom: var(--spacing-sm);
}

.search-box {
    position: relative;
}

.search-input {
    width: 100%;
    padding: var(--spacing-sm) var(--spacing-md);
    background: var(--bg-tertiary);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-md);
    color: var(--text-primary);
    font-size: 13px;
    transition: border-color var(--transition-fast), box-shadow var(--transition-fast);
}

.search-input:focus {
    outline: none;
    border-color: var(--primary);
    box-shadow: 0 0 0 3px hsla(var(--primary-hue), 70%, 55%, 0.2);
}

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

/* Conversations List */
.conversations-list {
    flex: 1;
    overflow-y: auto;
    scrollbar-width: thin;
    scrollbar-color: var(--border-light) transparent;
}

.conversations-list::-webkit-scrollbar {
    width: 6px;
}

.conversations-list::-webkit-scrollbar-thumb {
    background: var(--border-light);
    border-radius: 3px;
}

.loading-placeholder {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    padding: var(--spacing-xl);
    color: var(--text-muted);
}

.spinner {
    width: 32px;
    height: 32px;
    border: 3px solid var(--border-color);
    border-top-color: var(--primary);
    border-radius: 50%;
    animation: spin 1s linear infinite;
    margin-bottom: var(--spacing-sm);
}

@keyframes spin {
    to {
        transform: rotate(360deg);
    }
}

/* Conversation Item */
.conversation-item {
    display: flex;
    align-items: center;
    gap: var(--spacing-md);
    padding: var(--spacing-md);
    cursor: pointer;
    transition: background var(--transition-fast);
    border-bottom: 1px solid var(--border-color);
}

.conversation-item:hover {
    background: var(--bg-hover);
}

.conversation-item.active {
    background: var(--bg-tertiary);
    border-left: 3px solid var(--primary);
}

.conversation-avatar {
    position: relative;
    flex-shrink: 0;
}

.conversation-avatar img {
    width: 48px;
    height: 48px;
    border-radius: 50%;
    object-fit: cover;
    background: var(--bg-tertiary);
}

.channel-badge {
    position: absolute;
    bottom: -2px;
    right: -2px;
    width: 20px;
    height: 20px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 10px;
    border: 2px solid var(--bg-secondary);
}

.channel-badge.whatsapp {
    background: var(--whatsapp);
}

.channel-badge.instagram {
    background: var(--instagram);
}

.channel-badge.telegram {
    background: var(--telegram);
}

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

.conversation-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 4px;
}

.conversation-name {
    font-weight: 600;
    font-size: 14px;
    color: var(--text-primary);
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}

.conversation-time {
    font-size: 11px;
    color: var(--text-muted);
    flex-shrink: 0;
}

.conversation-preview {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
}

.conversation-message {
    font-size: 13px;
    color: var(--text-secondary);
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
    flex: 1;
}

.unread-badge {
    min-width: 20px;
    height: 20px;
    padding: 0 6px;
    background: var(--primary);
    border-radius: var(--radius-full);
    font-size: 11px;
    font-weight: 600;
    color: white;
    display: flex;
    align-items: center;
    justify-content: center;
}

/* ============================================
   CHAT PANEL
   ============================================ */
.chat-panel {
    flex: 1;
    display: flex;
    flex-direction: column;
    background: var(--bg-primary);
    min-width: 0;
}

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

.empty-icon {
    font-size: 64px;
    opacity: 0.5;
    margin-bottom: var(--spacing-md);
}

.chat-empty h3 {
    font-size: 20px;
    margin-bottom: var(--spacing-sm);
}

.chat-empty p {
    font-size: 14px;
}

/* Chat Content */
.chat-content {
    display: flex;
    flex-direction: column;
    height: 100%;
}

/* Chat Header */
.chat-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: var(--spacing-md) var(--spacing-lg);
    background: var(--bg-secondary);
    border-bottom: 1px solid var(--border-color);
    flex-shrink: 0;
}

.chat-user-info {
    display: flex;
    align-items: center;
    gap: var(--spacing-md);
}

.chat-avatar {
    width: 44px;
    height: 44px;
    border-radius: 50%;
    object-fit: cover;
    background: var(--bg-tertiary);
}

.chat-user-details h3 {
    font-size: 16px;
    font-weight: 600;
    margin-bottom: 2px;
}

.chat-channel {
    display: flex;
    align-items: center;
    gap: 4px;
    font-size: 12px;
    color: var(--text-secondary);
}

.status-select {
    padding: var(--spacing-xs) var(--spacing-sm);
    background: var(--bg-tertiary);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-sm);
    color: var(--text-primary);
    font-size: 12px;
    cursor: pointer;
}

/* Messages Area */
.messages-area {
    flex: 1;
    overflow-y: auto;
    padding: var(--spacing-lg);
    display: flex;
    flex-direction: column;
    gap: var(--spacing-sm);
    scrollbar-width: thin;
    scrollbar-color: var(--border-light) transparent;
}

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

.messages-area::-webkit-scrollbar-thumb {
    background: var(--border-light);
    border-radius: 3px;
}

/* Message Bubble */
.message {
    max-width: 70%;
    padding: var(--spacing-sm) var(--spacing-md);
    border-radius: var(--radius-lg);
    position: relative;
    animation: messageIn 0.3s ease;
}

@keyframes messageIn {
    from {
        opacity: 0;
        transform: translateY(10px);
    }

    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.message.incoming {
    align-self: flex-start;
    background: var(--bg-tertiary);
    border-bottom-left-radius: var(--radius-sm);
}

.message.outgoing {
    align-self: flex-end;
    background: var(--primary);
    border-bottom-right-radius: var(--radius-sm);
}

.message-content {
    font-size: 14px;
    line-height: 1.5;
    word-wrap: break-word;
}

.message-media {
    max-width: 280px;
    border-radius: var(--radius-md);
    margin-bottom: var(--spacing-xs);
}

.message-media img {
    width: 100%;
    border-radius: var(--radius-md);
    cursor: pointer;
    transition: transform var(--transition-fast);
}

.message-media img:hover {
    transform: scale(1.02);
}

.message-time {
    font-size: 10px;
    color: var(--text-muted);
}

.message-footer {
    display: flex;
    align-items: center;
    gap: 6px;
    margin-top: 4px;
    justify-content: flex-end;
}

.message.outgoing .message-time {
    color: rgba(255, 255, 255, 0.7);
}

.message-status {
    display: inline-block;
    font-size: 11px;
    letter-spacing: -3px;
    margin-left: 2px;
}

.source-icon {
    font-size: 10px;
    opacity: 0.8;
}

/* Failed Message */
.message.failed {
    background: hsl(0, 50%, 25%);
    border: 1px solid var(--danger);
}

.message.failed .message-footer {
    color: hsl(0, 70%, 70%);
}

.retry-btn {
    padding: 2px 8px;
    background: var(--danger);
    border: none;
    border-radius: var(--radius-sm);
    font-size: 12px;
    cursor: pointer;
    transition: all var(--transition-fast);
    opacity: 0.9;
}

.retry-btn:hover {
    opacity: 1;
    transform: scale(1.1);
}

/* Quick Replies */
.quick-replies-container {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
    padding: var(--spacing-sm) var(--spacing-lg);
    border-top: 1px solid var(--border-color);
    flex-shrink: 0;
}

.quick-replies {
    display: flex;
    gap: var(--spacing-sm);
    overflow-x: auto;
    flex: 1;
}

.quick-reply-btn {
    padding: var(--spacing-xs) var(--spacing-md);
    background: var(--bg-tertiary);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-full);
    color: var(--text-secondary);
    font-size: 12px;
    white-space: nowrap;
    cursor: pointer;
    transition: all var(--transition-fast);
}

.quick-reply-btn:hover {
    background: var(--bg-hover);
    color: var(--text-primary);
    border-color: var(--primary);
}

.manage-templates-btn {
    width: 32px;
    height: 32px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--bg-tertiary);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-md);
    font-size: 14px;
    cursor: pointer;
    transition: all var(--transition-fast);
    flex-shrink: 0;
}

.manage-templates-btn:hover {
    background: var(--bg-hover);
    border-color: var(--primary);
}

/* Input Area */
.input-area {
    display: flex;
    align-items: flex-end;
    gap: var(--spacing-sm);
    padding: var(--spacing-md) var(--spacing-lg);
    background: var(--bg-secondary);
    border-top: 1px solid var(--border-color);
    flex-shrink: 0;
}

.attach-btn {
    width: 44px;
    height: 44px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--bg-tertiary);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-md);
    font-size: 20px;
    cursor: pointer;
    transition: all var(--transition-fast);
}

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

.input-wrapper {
    flex: 1;
    position: relative;
}

.input-wrapper textarea {
    width: 100%;
    padding: var(--spacing-sm) var(--spacing-md);
    background: var(--bg-tertiary);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-md);
    color: var(--text-primary);
    font-size: 14px;
    font-family: inherit;
    resize: none;
    max-height: 120px;
    transition: border-color var(--transition-fast), box-shadow var(--transition-fast);
}

.input-wrapper textarea:focus {
    outline: none;
    border-color: var(--primary);
    box-shadow: 0 0 0 3px hsla(var(--primary-hue), 70%, 55%, 0.2);
}

.input-wrapper textarea::placeholder {
    color: var(--text-muted);
}

.attachment-preview {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
    padding: var(--spacing-sm);
    margin-top: var(--spacing-sm);
    background: var(--bg-primary);
    border-radius: var(--radius-sm);
}

.attachment-preview img {
    width: 60px;
    height: 60px;
    object-fit: cover;
    border-radius: var(--radius-sm);
}

.remove-attachment {
    width: 24px;
    height: 24px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--danger);
    border: none;
    border-radius: 50%;
    color: white;
    font-size: 12px;
    cursor: pointer;
    transition: transform var(--transition-fast);
}

.remove-attachment:hover {
    transform: scale(1.1);
}

.send-btn {
    width: 44px;
    height: 44px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--primary);
    border: none;
    border-radius: var(--radius-md);
    cursor: pointer;
    transition: all var(--transition-fast);
}

.send-btn:hover {
    background: var(--primary-light);
    transform: scale(1.05);
}

.send-btn:active {
    transform: scale(0.95);
}

.send-icon {
    font-size: 18px;
    color: white;
}

/* ============================================
   RESPONSIVE
   ============================================ */
@media (max-width: 768px) {
    .conversations-panel {
        width: 100%;
        position: absolute;
        height: calc(100vh - var(--header-height));
        z-index: 10;
        transform: translateX(0);
        transition: transform var(--transition-normal);
    }

    .conversations-panel.hidden {
        transform: translateX(-100%);
    }

    .chat-panel {
        width: 100%;
    }
}

/* ============================================
   HEADER ACTIONS
   ============================================ */
.header-actions {
    display: flex;
    gap: var(--spacing-sm);
}

.header-btn {
    width: 40px;
    height: 40px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--bg-tertiary);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-md);
    font-size: 18px;
    cursor: pointer;
    transition: all var(--transition-fast);
}

.header-btn:hover {
    background: var(--bg-hover);
    border-color: var(--primary);
}

/* ============================================
   BOT FILTER
   ============================================ */
.bot-filter {
    position: relative;
    margin-bottom: var(--spacing-sm);
}

.bot-filter-btn {
    width: 100%;
    padding: var(--spacing-sm) var(--spacing-md);
    background: var(--bg-tertiary);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-md);
    color: var(--text-primary);
    font-size: 13px;
    cursor: pointer;
    display: flex;
    justify-content: space-between;
    align-items: center;
    transition: all var(--transition-fast);
}

.bot-filter-btn:hover {
    border-color: var(--primary);
}

.dropdown-arrow {
    font-size: 10px;
    color: var(--text-muted);
}

.bot-filter-dropdown {
    position: absolute;
    top: 100%;
    left: 0;
    right: 0;
    background: var(--bg-secondary);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-md);
    box-shadow: var(--shadow-md);
    z-index: 100;
    max-height: 200px;
    overflow-y: auto;
    margin-top: 4px;
}

.bot-filter-option {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
    padding: var(--spacing-sm) var(--spacing-md);
    cursor: pointer;
    transition: background var(--transition-fast);
}

.bot-filter-option:hover {
    background: var(--bg-hover);
}

.bot-filter-option input {
    accent-color: var(--primary);
}

/* ============================================
   TEMPLATES PANEL
   ============================================ */
.templates-panel {
    width: 300px;
    display: flex;
    flex-direction: column;
    background: var(--bg-secondary);
    border-right: 1px solid var(--border-color);
    flex-shrink: 0;
}

.close-panel-btn {
    background: none;
    border: none;
    color: var(--text-muted);
    font-size: 18px;
    cursor: pointer;
    transition: color var(--transition-fast);
}

.close-panel-btn:hover {
    color: var(--text-primary);
}

.template-form {
    padding: var(--spacing-md);
    border-bottom: 1px solid var(--border-color);
    display: flex;
    flex-direction: column;
    gap: var(--spacing-sm);
}

.template-input,
.template-textarea {
    width: 100%;
    padding: var(--spacing-sm);
    background: var(--bg-tertiary);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-sm);
    color: var(--text-primary);
    font-size: 13px;
    resize: none;
}

.template-input:focus,
.template-textarea:focus {
    outline: none;
    border-color: var(--primary);
}

.add-template-btn {
    padding: var(--spacing-sm);
    background: var(--primary);
    border: none;
    border-radius: var(--radius-sm);
    color: white;
    font-size: 13px;
    cursor: pointer;
    transition: background var(--transition-fast);
}

.add-template-btn:hover {
    background: var(--primary-light);
}

.templates-list {
    flex: 1;
    overflow-y: auto;
    padding: var(--spacing-sm);
}

.template-item {
    padding: var(--spacing-sm) var(--spacing-md);
    background: var(--bg-tertiary);
    border-radius: var(--radius-sm);
    margin-bottom: var(--spacing-sm);
    cursor: pointer;
    transition: all var(--transition-fast);
}

.template-item:hover {
    background: var(--bg-hover);
}

.template-item-name {
    font-weight: 600;
    font-size: 13px;
    margin-bottom: 4px;
}

.template-item-preview {
    font-size: 12px;
    color: var(--text-secondary);
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}

.template-item-actions {
    display: flex;
    gap: var(--spacing-xs);
    margin-top: var(--spacing-xs);
}

.template-action-btn {
    padding: 2px 8px;
    background: var(--bg-primary);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-sm);
    font-size: 11px;
    cursor: pointer;
    transition: all var(--transition-fast);
}

.template-action-btn:hover {
    border-color: var(--primary);
}

.template-action-btn.delete {
    color: var(--danger);
}

/* ============================================
   MODAL
   ============================================ */
.modal {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    z-index: 1000;
    display: flex;
    align-items: center;
    justify-content: center;
}

.modal-overlay {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(0, 0, 0, 0.6);
    backdrop-filter: blur(4px);
}

.modal-content {
    position: relative;
    background: var(--bg-secondary);
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-lg);
    width: 90%;
    max-width: 500px;
    max-height: 80vh;
    overflow: hidden;
    animation: modalIn 0.2s ease;
}

@keyframes modalIn {
    from {
        opacity: 0;
        transform: scale(0.95);
    }

    to {
        opacity: 1;
        transform: scale(1);
    }
}

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

.modal-header h3 {
    font-size: 18px;
    font-weight: 600;
}

.modal-close {
    width: 32px;
    height: 32px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--bg-tertiary);
    border: none;
    border-radius: 50%;
    color: var(--text-muted);
    font-size: 16px;
    cursor: pointer;
    transition: all var(--transition-fast);
}

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

.modal-body {
    padding: var(--spacing-lg);
    max-height: 60vh;
    overflow-y: auto;
}

/* ============================================
   TAGS
   ============================================ */
.tag-form {
    display: flex;
    gap: var(--spacing-sm);
    margin-bottom: var(--spacing-lg);
    flex-wrap: wrap;
}

.tag-input {
    flex: 1;
    min-width: 150px;
    padding: var(--spacing-sm);
    background: var(--bg-tertiary);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-sm);
    color: var(--text-primary);
    font-size: 13px;
}

.tag-input:focus {
    outline: none;
    border-color: var(--primary);
}

.tag-color-input {
    width: 40px;
    height: 36px;
    padding: 2px;
    background: var(--bg-tertiary);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-sm);
    cursor: pointer;
}

.tag-icon-input {
    width: 60px;
    padding: var(--spacing-sm);
    background: var(--bg-tertiary);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-sm);
    color: var(--text-primary);
    font-size: 13px;
    text-align: center;
}

.add-tag-btn {
    padding: var(--spacing-sm) var(--spacing-md);
    background: var(--primary);
    border: none;
    border-radius: var(--radius-sm);
    color: white;
    font-size: 13px;
    cursor: pointer;
    transition: background var(--transition-fast);
    white-space: nowrap;
}

.add-tag-btn:hover {
    background: var(--primary-light);
}

.tags-list {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-sm);
}

.tag-item {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
    padding: var(--spacing-sm) var(--spacing-md);
    background: var(--bg-tertiary);
    border-radius: var(--radius-sm);
}

.tag-color-dot {
    width: 16px;
    height: 16px;
    border-radius: 50%;
    flex-shrink: 0;
}

.tag-icon {
    font-size: 16px;
}

.tag-name {
    flex: 1;
    font-size: 14px;
}

.tag-actions {
    display: flex;
    gap: var(--spacing-xs);
}

.tag-action-btn {
    padding: 4px 8px;
    background: var(--bg-primary);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-sm);
    font-size: 12px;
    cursor: pointer;
    transition: all var(--transition-fast);
}

.tag-action-btn:hover {
    border-color: var(--primary);
}

.tag-action-btn.delete {
    color: var(--danger);
}

/* Conversation Tags Bar */
.conversation-tags-bar {
    display: flex;
    gap: var(--spacing-xs);
    padding: var(--spacing-xs) var(--spacing-lg);
    border-bottom: 1px solid var(--border-color);
    flex-wrap: wrap;
    min-height: 32px;
}

.conversation-tag {
    display: flex;
    align-items: center;
    gap: 4px;
    padding: 2px 8px;
    border-radius: var(--radius-full);
    font-size: 11px;
    color: white;
}

.chat-tags-btn {
    width: 36px;
    height: 36px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--bg-tertiary);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-md);
    font-size: 16px;
    cursor: pointer;
    transition: all var(--transition-fast);
}

.chat-tags-btn:hover {
    background: var(--bg-hover);
    border-color: var(--primary);
}

/* Conversation Tags Modal */
.conversation-tags-list {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-sm);
}

.conversation-tag-option {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
    padding: var(--spacing-sm) var(--spacing-md);
    background: var(--bg-tertiary);
    border-radius: var(--radius-sm);
    cursor: pointer;
    transition: background var(--transition-fast);
}

.conversation-tag-option:hover {
    background: var(--bg-hover);
}

.conversation-tag-option input {
    accent-color: var(--primary);
}

/* ============================================
   TAGS DROPDOWN (in chat header)
   ============================================ */
.tags-dropdown-container {
    position: relative;
}

.tags-dropdown {
    position: absolute;
    top: 100%;
    right: 0;
    width: 220px;
    background: var(--bg-secondary);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-md);
    box-shadow: var(--shadow-lg);
    z-index: 1000;
    margin-top: 4px;
    max-height: 300px;
    overflow-y: auto;
}

.tags-dropdown-list {
    padding: var(--spacing-sm);
}

.tag-dropdown-item {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
    padding: var(--spacing-sm) var(--spacing-md);
    border-radius: var(--radius-sm);
    cursor: pointer;
    transition: background var(--transition-fast);
}

.tag-dropdown-item:hover {
    background: var(--bg-hover);
}

.tag-dropdown-item input {
    accent-color: var(--primary);
}

/* ============================================
   COMING SOON
   ============================================ */
.coming-soon {
    text-align: center;
    padding: var(--spacing-xl);
}

.coming-soon-icon {
    font-size: 48px;
    margin-bottom: var(--spacing-md);
}

.coming-soon h4 {
    font-size: 20px;
    margin-bottom: var(--spacing-sm);
    color: var(--primary);
}

.coming-soon p {
    color: var(--text-secondary);
}

/* ============================================
   EDIT TAG/TEMPLATE IN LIST
   ============================================ */
.tag-item-editable,
.template-item-editable {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
}

.tag-item-editable input,
.template-item-editable input,
.template-item-editable textarea {
    flex: 1;
    padding: var(--spacing-xs) var(--spacing-sm);
    background: var(--bg-primary);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-sm);
    color: var(--text-primary);
    font-size: 13px;
}

.tag-item-editable input:focus,
.template-item-editable input:focus,
.template-item-editable textarea:focus {
    outline: none;
    border-color: var(--primary);
}

.save-btn {
    padding: 4px 12px;
    background: var(--success);
    border: none;
    border-radius: var(--radius-sm);
    color: white;
    font-size: 12px;
    cursor: pointer;
}

.cancel-btn {
    padding: 4px 12px;
    background: var(--bg-tertiary);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-sm);
    color: var(--text-secondary);
    font-size: 12px;
    cursor: pointer;
}

/* ============================================
   RESPONSIVE IMPROVEMENTS
   ============================================ */
@media (max-width: 768px) {
    .header {
        padding: 0 var(--spacing-sm);
    }

    .header-logo h1 {
        display: none;
    }

    .header-actions {
        gap: var(--spacing-xs);
    }

    .header-btn {
        width: 36px;
        height: 36px;
        font-size: 16px;
    }

    .conversations-panel {
        width: 100%;
        position: absolute;
        height: calc(100vh - var(--header-height));
        z-index: 10;
        transform: translateX(0);
        transition: transform var(--transition-normal);
    }

    .conversations-panel.hidden {
        transform: translateX(-100%);
    }

    .chat-panel {
        width: 100%;
    }

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

    .chat-avatar {
        width: 36px;
        height: 36px;
    }

    .chat-user-details h3 {
        font-size: 14px;
    }

    .quick-replies {
        flex-wrap: nowrap;
        overflow-x: auto;
        padding: var(--spacing-xs) var(--spacing-sm);
        -webkit-overflow-scrolling: touch;
    }

    .quick-reply-btn {
        flex-shrink: 0;
        font-size: 12px;
        padding: var(--spacing-xs) var(--spacing-sm);
    }

    .input-area {
        padding: var(--spacing-sm);
    }

    .modal-content {
        width: 95%;
        max-height: 90vh;
    }

    .tag-form {
        flex-direction: column;
    }

    .tag-input,
    .tag-color-input,
    .tag-icon-input {
        width: 100%;
    }
}