/**
 * WhatsApp Business Module - Modern UI (Inspired by WhatsApp Web)
 * Professional, clean, and user-friendly design
 */

:root {
    /* WhatsApp Web Exact Colors */
    --wa-green: #25d366;
    --wa-green-dark: #128c7e;
    --wa-green-light: #dcf8c6;
    --wa-teal: #075e54;
    --wa-blue: #0086ff;
    --wa-blue-read: #53bdeb;
    --wa-gray-bg: #f0f2f5;
    --wa-white: #ffffff;
    --wa-sidebar-bg: #ffffff;
    --wa-chat-bg: #efeae2;
    --wa-chat-pattern: url('data:image/svg+xml;base64,PHN2ZyB3aWR0aD0iMTAwIiBoZWlnaHQ9IjEwMCIgeG1sbnM9Imh0dHA6Ly93d3cudzMub3JnLzIwMDAvc3ZnIj48ZGVmcz48cGF0dGVybiBpZD0iYSIgcGF0dGVyblVuaXRzPSJ1c2VyU3BhY2VPblVzZSIgd2lkdGg9IjEwMCIgaGVpZ2h0PSIxMDAiPjxyZWN0IHg9IjAiIHk9IjAiIHdpZHRoPSIxMDAiIGhlaWdodD0iMTAwIiBmaWxsPSIjZWZlYWUyIi8+PHBhdGggZD0iTTAgNTBRMjUgMjUgNTAgNTBUMTAwIDUwIiBzdHJva2U9IiNkZGQ4Y2YiIHN0cm9rZS13aWR0aD0iMC41IiBmaWxsPSJub25lIi8+PC9wYXR0ZXJuPjwvZGVmcz48cmVjdCB3aWR0aD0iMTAwIiBoZWlnaHQ9IjEwMCIgZmlsbD0idXJsKCNhKSIvPjwvc3ZnPg==');
    --wa-text-primary: #111b21;
    --wa-text-secondary: #667781;
    --wa-text-tertiary: #8696a0;
    --wa-border-light: #e9edef;
    --wa-hover-bg: #f5f6f6;
    --wa-active-bg: #e7f8ee;
    --wa-message-inbound: #ffffff;
    --wa-message-outbound: #d9fdd3;
    --wa-shadow-sm: 0 1px 2px 0 rgba(0, 0, 0, 0.08);
    --wa-shadow-md: 0 2px 8px 0 rgba(11, 20, 26, 0.15);
    --wa-shadow-lg: 0 4px 12px 0 rgba(0, 0, 0, 0.15);
    
    /* Avatar colors - consistent palette */
    --wa-avatar-colors: #ff6b6b, #4ecdc4, #45b7d1, #f9ca24, #f0932b, #eb4d4b, #6c5ce7, #a29bfe, #fd79a8, #00b894, #00cec9, #55efc4, #74b9ff, #0984e3, #6c5ce7, #a29bfe;
}

/* Main Container */
#whatsapp .wa-container {
    display: flex;
    height: calc(100vh - 120px);
    min-height: 500px;
    max-height: 900px;
    background: var(--wa-white);
    border-radius: 8px;
    overflow: hidden;
    box-shadow: var(--wa-shadow-lg);
}

/* ===============================================
   SIDEBAR - Conversations List
   =============================================== */
.wa-sidebar {
    width: 380px;
    min-width: 300px;
    background: var(--wa-sidebar-bg);
    border-right: 1px solid var(--wa-border-light);
    display: flex;
    flex-direction: column;
    flex-shrink: 0;
}

/* Sidebar Header */
.wa-sidebar-header {
    background: var(--wa-white);
    padding: 12px 16px;
    display: flex;
    align-items: center;
    justify-content: space-between;
    border-bottom: 1px solid var(--wa-border-light);
    height: 60px;
}

.wa-header-left {
    display: flex;
    align-items: center;
    gap: 10px;
}

.wa-brand-icon {
    font-size: 28px;
    color: var(--wa-green);
}

.wa-sidebar-header h2 {
    font-size: 16px;
    font-weight: 600;
    color: var(--wa-text-primary);
    margin: 0;
}

.wa-header-actions {
    display: flex;
    align-items: center;
    gap: 4px;
}

.wa-icon-btn {
    width: 40px;
    height: 40px;
    border-radius: 50%;
    border: none;
    background: transparent;
    color: var(--wa-text-secondary);
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: background-color 0.2s ease;
    font-size: 18px;
}

.wa-icon-btn:hover {
    background: var(--wa-hover-bg);
}

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

/* Search Box */
.wa-search-container {
    padding: 8px 12px;
    background: var(--wa-white);
}

.wa-search-box {
    position: relative;
    display: flex;
    align-items: center;
}

.wa-search-box i {
    position: absolute;
    left: 14px;
    color: var(--wa-text-tertiary);
    font-size: 14px;
    pointer-events: none;
}

.wa-search-box input {
    width: 100%;
    padding: 9px 12px 9px 42px;
    border: none;
    border-radius: 8px;
    background: var(--wa-gray-bg);
    font-size: 14px;
    color: var(--wa-text-primary);
    transition: background 0.2s ease;
}

.wa-search-box input:focus {
    outline: none;
    background: var(--wa-white);
    box-shadow: inset 0 0 0 2px var(--wa-green);
}

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

/* Status Banner */
.wa-status-banner {
    padding: 8px 16px;
    background: var(--wa-white);
    border-bottom: 1px solid var(--wa-border-light);
    display: flex;
    align-items: center;
    gap: 8px;
    font-size: 13px;
}

.wa-status-dot {
    width: 10px;
    height: 10px;
    border-radius: 50%;
    background: var(--wa-text-tertiary);
}

.wa-status-dot.online {
    background: var(--wa-green);
    box-shadow: 0 0 0 2px var(--wa-green-light);
}

.wa-status-dot.offline {
    background: #f59e0b;
}

.wa-status-text {
    color: var(--wa-text-secondary);
    font-weight: 500;
}

/* Conversation List */
.wa-conversation-list {
    flex: 1;
    overflow-y: auto;
    overflow-x: hidden;
    background: var(--wa-white);
}

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

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

.wa-conversation-list::-webkit-scrollbar-thumb:hover {
    background: var(--wa-text-tertiary);
}

/* Conversation Item */
.wa-conversation-item {
    padding: 12px 16px;
    border-bottom: 1px solid var(--wa-border-light);
    cursor: pointer;
    transition: background-color 0.15s ease;
    display: flex;
    align-items: center;
    gap: 12px;
}

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

.wa-conversation-item.active {
    background: var(--wa-active-bg);
    border-left: 4px solid var(--wa-green);
}

.wa-conversation-item.unread {
    background: var(--wa-hover-bg);
    font-weight: 500;
}

.wa-conversation-item.unread .wa-conversation-name {
    font-weight: 600;
}

.wa-conversation-avatar {
    width: 48px;
    height: 48px;
    border-radius: 50%;
    background: linear-gradient(135deg, var(--wa-green), var(--wa-teal));
    display: flex;
    align-items: center;
    justify-content: center;
    color: white;
    font-size: 20px;
    font-weight: 600;
    flex-shrink: 0;
    position: relative;
    overflow: hidden;
}

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

.wa-conversation-avatar.has-image {
    background: transparent;
}

.wa-conversation-body {
    flex: 1;
    min-width: 0;
    display: flex;
    flex-direction: column;
    gap: 2px;
}

.wa-conversation-header {
    display: flex;
    justify-content: space-between;
    align-items: baseline;
    gap: 8px;
}

.wa-conversation-name {
    font-size: 15px;
    font-weight: 500;
    color: var(--wa-text-primary);
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}

.wa-conversation-time {
    font-size: 12px;
    color: var(--wa-text-tertiary);
    white-space: nowrap;
    flex-shrink: 0;
}

.wa-conversation-preview {
    font-size: 13px;
    color: var(--wa-text-secondary);
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
    display: flex;
    align-items: center;
    gap: 4px;
}

.wa-conversation-preview i {
    font-size: 14px;
    color: var(--wa-text-tertiary);
}

.wa-conversation-badge {
    background: var(--wa-green);
    color: white;
    font-size: 11px;
    font-weight: 600;
    padding: 2px 6px;
    border-radius: 10px;
    min-width: 18px;
    text-align: center;
    box-shadow: 0 1px 2px rgba(0, 0, 0, 0.1);
}

.wa-conversation-preview i.attachment-icon {
    font-size: 12px;
    margin-right: 4px;
    opacity: 0.7;
}

/* ===============================================
   CHAT PANEL - Main Area
   =============================================== */
.wa-chat-panel {
    flex: 1;
    display: flex;
    flex-direction: column;
    background: var(--wa-chat-bg);
    position: relative;
    min-height: 0;
    overflow: hidden;
}

/* Empty State */
.wa-empty-state {
    flex: 1;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--wa-gray-bg);
}

.wa-empty-content {
    text-align: center;
    max-width: 480px;
    padding: 40px 20px;
}

.wa-empty-icon {
    margin-bottom: 24px;
}

.wa-empty-icon i {
    font-size: 80px;
    color: var(--wa-green);
    opacity: 0.9;
}

.wa-empty-content h3 {
    font-size: 28px;
    font-weight: 300;
    color: var(--wa-text-primary);
    margin: 0 0 12px 0;
}

.wa-empty-content p {
    font-size: 14px;
    color: var(--wa-text-secondary);
    line-height: 1.6;
    margin: 0 0 32px 0;
}

.wa-empty-features {
    display: flex;
    flex-direction: column;
    gap: 12px;
    margin-bottom: 32px;
    text-align: left;
}

.wa-feature-item {
    display: flex;
    align-items: center;
    gap: 12px;
    font-size: 14px;
    color: var(--wa-text-secondary);
}

.wa-feature-item i {
    color: var(--wa-green);
    font-size: 16px;
}

.wa-btn-primary {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 12px 24px;
    background: var(--wa-green);
    color: white;
    border: none;
    border-radius: 24px;
    font-size: 14px;
    font-weight: 500;
    cursor: pointer;
    transition: all 0.2s ease;
    box-shadow: var(--wa-shadow-sm);
}

.wa-btn-primary:hover {
    background: var(--wa-green-dark);
    transform: translateY(-1px);
    box-shadow: var(--wa-shadow-md);
}

.wa-btn-primary:active {
    transform: translateY(0);
}

/* Active Conversation Container */
.wa-conversation-container {
    flex: 1;
    display: flex;
    flex-direction: column;
    background: var(--wa-chat-pattern), var(--wa-chat-bg);
    min-height: 0;
    overflow: hidden;
}

/* Chat Header */
.wa-chat-header {
    background: var(--wa-white);
    padding: 12px 20px;
    border-bottom: 1px solid var(--wa-border-light);
    display: flex;
    align-items: center;
    justify-content: space-between;
    height: 60px;
    box-shadow: var(--wa-shadow-sm);
}

.wa-contact-info {
    display: flex;
    align-items: center;
    gap: 12px;
    flex: 1;
    min-width: 0;
}

.wa-avatar {
    width: 40px;
    height: 40px;
    border-radius: 50%;
    background: linear-gradient(135deg, var(--wa-green), var(--wa-teal));
    display: flex;
    align-items: center;
    justify-content: center;
    color: white;
    font-size: 18px;
    flex-shrink: 0;
}

.wa-contact-details {
    flex: 1;
    min-width: 0;
}

.wa-contact-details h3 {
    font-size: 16px;
    font-weight: 500;
    color: var(--wa-text-primary);
    margin: 0 0 2px 0;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}

.wa-contact-details p {
    font-size: 13px;
    color: var(--wa-text-secondary);
    margin: 0;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}

.wa-chat-actions {
    display: flex;
    align-items: center;
    gap: 8px;
}

.wa-status-badge {
    display: flex;
    align-items: center;
    gap: 6px;
    padding: 6px 12px;
    border-radius: 12px;
    background: var(--wa-gray-bg);
    font-size: 12px;
    color: var(--wa-text-secondary);
    font-weight: 500;
}

.wa-dot {
    width: 8px;
    height: 8px;
    border-radius: 50%;
    background: var(--wa-text-tertiary);
}

.wa-dot.active {
    background: var(--wa-green);
}

/* Messages Container */
.wa-messages-container {
    flex: 1;
    overflow-y: auto;
    overflow-x: hidden;
    padding: 20px 8%;
    display: flex;
    flex-direction: column;
    gap: 8px;
    min-height: 0;
    max-height: 100%;
}

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

.wa-messages-container::-webkit-scrollbar-thumb {
    background: rgba(0, 0, 0, 0.2);
    border-radius: 3px;
}

/* Message Bubbles */
.wa-message {
    display: flex;
    margin-bottom: 4px;
    animation: messageSlideIn 0.2s ease-out;
}

@keyframes messageSlideIn {
    from {
        opacity: 0;
        transform: translateY(10px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.wa-message.inbound {
    justify-content: flex-start;
}

.wa-message.outbound {
    justify-content: flex-end;
}

.wa-message-bubble {
    max-width: 65%;
    padding: 8px 12px;
    border-radius: 8px;
    box-shadow: 0 1px 0.5px rgba(0, 0, 0, 0.13);
    position: relative;
}

.wa-message.inbound .wa-message-bubble {
    background: var(--wa-message-inbound);
    border-top-left-radius: 0;
    box-shadow: 0 1px 0.5px rgba(0, 0, 0, 0.13);
}

.wa-message.outbound .wa-message-bubble {
    background: var(--wa-message-outbound);
    border-top-right-radius: 0;
    box-shadow: 0 1px 0.5px rgba(0, 0, 0, 0.13);
}

.wa-message-group {
    margin-bottom: 2px;
}

.wa-message-group:not(:last-child) {
    margin-bottom: 8px;
}

.wa-message-grouped {
    margin-top: 2px;
}

.wa-message-grouped-bottom {
    border-bottom-left-radius: 4px !important;
    border-bottom-right-radius: 4px !important;
}

.wa-message.inbound .wa-message-grouped-bottom {
    border-top-left-radius: 4px !important;
}

.wa-message.outbound .wa-message-grouped-bottom {
    border-top-right-radius: 4px !important;
}

.wa-message-text {
    font-size: 14px;
    line-height: 1.5;
    color: var(--wa-text-primary);
    word-wrap: break-word;
    white-space: pre-wrap;
    margin: 0;
}

.wa-message-meta {
    display: flex;
    align-items: center;
    justify-content: flex-end;
    gap: 4px;
    margin-top: 4px;
    font-size: 11px;
    color: var(--wa-text-tertiary);
}

.wa-message-time {
    font-size: 11px;
    color: var(--wa-text-tertiary);
}

.wa-message-status {
    display: flex;
    align-items: center;
    gap: 2px;
}

.wa-message-status i {
    font-size: 14px;
}

.wa-message-status .fa-check {
    color: var(--wa-text-tertiary);
}

.wa-message-status .fa-check {
    color: var(--wa-text-tertiary);
}

.wa-message-status .fa-check-double {
    color: var(--wa-text-tertiary);
}

.wa-message-status .fa-check-double.read {
    color: var(--wa-blue-read);
}

/* Message Attachments */
.wa-attachment {
    background: rgba(0, 0, 0, 0.05);
    border-radius: 8px;
    padding: 10px;
    margin-top: 4px;
    display: flex;
    align-items: center;
    gap: 10px;
    cursor: pointer;
    transition: background 0.2s ease;
}

.wa-attachment:hover {
    background: rgba(0, 0, 0, 0.08);
}

.wa-attachment-icon {
    width: 44px;
    height: 44px;
    border-radius: 8px;
    background: var(--wa-green);
    color: white;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 20px;
    flex-shrink: 0;
}

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

.wa-attachment-name {
    font-size: 13px;
    font-weight: 500;
    color: var(--wa-text-primary);
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}

.wa-attachment-size {
    font-size: 12px;
    color: var(--wa-text-secondary);
    margin-top: 2px;
}

.wa-attachment-download {
    color: var(--wa-text-secondary);
    font-size: 18px;
}

/* Date Divider */
.wa-date-divider {
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 16px 0;
    position: relative;
}

.wa-date-divider::before {
    content: '';
    position: absolute;
    left: 0;
    right: 0;
    height: 1px;
    background: var(--wa-border-light);
    z-index: 0;
}

.wa-date-divider span {
    background: var(--wa-white);
    padding: 6px 12px;
    border-radius: 8px;
    font-size: 12px;
    color: var(--wa-text-secondary);
    box-shadow: var(--wa-shadow-sm);
    position: relative;
    z-index: 1;
}

/* Composer Notice */
.wa-composer-notice {
    background: #fff3cd;
    border: 1px solid #ffc107;
    border-radius: 8px;
    padding: 12px 16px;
    margin: 12px 16px;
    display: flex;
    align-items: center;
    gap: 12px;
    font-size: 13px;
    color: #856404;
}

.wa-composer-notice i {
    font-size: 18px;
}

.wa-btn-link {
    background: none;
    border: none;
    color: var(--wa-green-dark);
    text-decoration: underline;
    cursor: pointer;
    font-weight: 500;
    padding: 0;
    margin-left: auto;
}

.wa-btn-link:hover {
    color: var(--wa-green);
}

.wa-contact-actions {
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    gap: 0.5rem;
    margin-top: 4px;
}

.wa-contact-actions .wa-btn-link {
    margin-left: 0;
    text-decoration: none;
    font-size: 0.85rem;
}

.wa-contact-actions .wa-btn-link i {
    margin-right: 6px;
}

.wa-btn-link.wa-unlink {
    color: var(--error-color);
}

.wa-btn-link.wa-unlink:hover {
    color: #c53030;
}

.wa-doc-send {
    display: flex;
    flex-direction: column;
    gap: 1.5rem;
    padding: 0.5rem 0;
}

.wa-doc-summary {
    background: var(--wa-surface-alt);
    border: 1px solid var(--wa-border-light);
    border-radius: 14px;
    padding: 1.25rem 1.5rem;
    display: flex;
    flex-direction: column;
    gap: 0.75rem;
    box-shadow: var(--wa-shadow-sm);
}

.wa-doc-pill {
    display: inline-flex;
    align-items: center;
    gap: 0.4rem;
    font-size: 0.8rem;
    font-weight: 600;
    background: rgba(37, 211, 102, 0.15);
    color: var(--wa-green-dark);
    padding: 0.25rem 0.75rem;
    border-radius: 999px;
}

.wa-doc-summary h3 {
    margin: 0;
    font-size: 1.35rem;
    color: var(--wa-text-primary);
}

.wa-doc-meta {
    display: flex;
    flex-wrap: wrap;
    gap: 0.75rem;
    color: var(--wa-text-secondary);
    font-size: 0.9rem;
}

.wa-doc-meta span i {
    margin-right: 0.4rem;
    color: var(--wa-green);
}

.wa-doc-summary-actions {
    display: flex;
    flex-wrap: wrap;
    gap: 0.75rem;
}

.wa-doc-summary-actions .wa-link {
    color: var(--wa-green-dark);
    font-weight: 500;
    text-decoration: none;
}

.wa-doc-summary-actions .wa-link:hover {
    text-decoration: underline;
    color: var(--wa-green);
}

.wa-field {
    display: flex;
    flex-direction: column;
    gap: 0.5rem;
}

.wa-field label {
    font-weight: 600;
    color: var(--wa-text-primary);
    font-size: 0.9rem;
}

.wa-input-control input,
.wa-input-control textarea {
    width: 100%;
    border: 1px solid var(--wa-border-light);
    border-radius: 12px;
    padding: 0.75rem;
    font-size: 0.95rem;
    background: var(--wa-white);
    color: var(--wa-text-primary);
    box-shadow: inset 0 1px 2px rgba(15, 23, 42, 0.04);
}

.wa-input-control input:focus,
.wa-input-control textarea:focus {
    outline: none;
    border-color: var(--wa-green);
    box-shadow: 0 0 0 2px rgba(37, 211, 102, 0.15);
}

.wa-input-control textarea {
    resize: vertical;
    min-height: 120px;
}

.wa-phone-chips {
    display: flex;
    flex-wrap: wrap;
    gap: 0.5rem;
}

.wa-chip {
    background: var(--wa-surface-alt);
    border: 1px solid var(--wa-border-light);
    color: var(--wa-text-secondary);
    border-radius: 999px;
    padding: 0.4rem 0.75rem;
    font-size: 0.85rem;
    cursor: pointer;
    transition: all 0.15s ease;
    display: inline-flex;
    align-items: center;
    gap: 0.35rem;
}

.wa-chip:hover {
    background: rgba(37, 211, 102, 0.12);
    color: var(--wa-green-dark);
    border-color: rgba(37, 211, 102, 0.35);
}

.wa-chip i {
    color: var(--wa-green);
}

.wa-doc-attachment {
    display: flex;
    align-items: center;
    gap: 1rem;
    padding: 1rem 1.2rem;
    border-radius: 12px;
    border: 1px solid var(--wa-border-light);
    background: var(--wa-white);
    box-shadow: var(--wa-shadow-sm);
}

.wa-doc-attachment.ready {
    border-color: rgba(37, 211, 102, 0.4);
    background: rgba(37, 211, 102, 0.08);
}

.wa-doc-attachment.error {
    border-color: rgba(239, 68, 68, 0.4);
    background: rgba(239, 68, 68, 0.08);
    color: var(--error-color);
}

.wa-doc-attachment.generating {
    background: rgba(37, 211, 102, 0.06);
}

.wa-doc-icon {
    width: 42px;
    height: 42px;
    border-radius: 12px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: rgba(15, 23, 42, 0.08);
    color: var(--wa-text-secondary);
    font-size: 1.2rem;
}

.wa-doc-icon.ready {
    background: rgba(37, 211, 102, 0.18);
    color: var(--wa-green-dark);
}

.wa-doc-icon.error {
    background: rgba(239, 68, 68, 0.18);
    color: #dc2626;
}

.wa-doc-details {
    flex: 1;
    display: flex;
    flex-direction: column;
    gap: 0.25rem;
}

.wa-doc-details strong {
    color: var(--wa-text-primary);
}

.wa-doc-actions {
    display: flex;
    gap: 0.75rem;
    align-items: center;
}

.wa-doc-actions .wa-btn-link {
    margin-left: 0;
}

.wa-doc-spinner {
    width: 36px;
    height: 36px;
    border-radius: 50%;
    border: 3px solid rgba(37, 211, 102, 0.25);
    border-top-color: var(--wa-green);
    animation: wa-spin 0.8s linear infinite;
}

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

@media (max-width: 768px) {
    .wa-doc-summary {
        padding: 1rem;
    }

    .wa-doc-meta {
        flex-direction: column;
        gap: 0.4rem;
    }

    .wa-doc-attachment {
        flex-direction: column;
        align-items: flex-start;
    }

    .wa-doc-actions {
        flex-wrap: wrap;
    }
}

.wa-client-binding {
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    gap: 0.5rem;
}

.wa-client-chip {
    display: inline-flex;
    align-items: center;
    gap: 0.4rem;
    padding: 0.35rem 0.75rem;
    border-radius: 999px;
    font-size: 0.85rem;
    background: var(--wa-surface-alt);
    color: var(--wa-text-primary);
    border: 1px solid rgba(255, 255, 255, 0.08);
}

.wa-client-chip.unlinked {
    color: var(--wa-text-secondary);
    background: rgba(255, 255, 255, 0.06);
    border-style: dashed;
}

.wa-client-chip i {
    font-size: 0.85rem;
}

.wa-assign-modal {
    display: flex;
    flex-direction: column;
    gap: 1.25rem;
}

.wa-assign-current {
    display: flex;
    align-items: center;
    gap: 0.6rem;
    padding: 0.85rem 1rem;
    border-radius: 10px;
    font-size: 0.95rem;
    background: var(--wa-surface-alt);
    color: var(--wa-text-primary);
}

.wa-assign-current.unlinked {
    color: var(--wa-text-secondary);
}

.wa-assign-current i {
    color: var(--wa-green);
}

.wa-assign-form label {
    font-weight: 600;
    display: block;
    margin-bottom: 0.35rem;
}

.wa-assign-search {
    display: flex;
    gap: 0.5rem;
}

.wa-assign-search input {
    flex: 1;
}

.wa-assign-hint {
    display: block;
    margin-top: 0.5rem;
    color: var(--wa-text-secondary);
    font-size: 0.8rem;
}

.wa-assign-manual {
    display: flex;
    gap: 0.5rem;
    margin-top: 0.75rem;
}

.wa-assign-manual input {
    flex: 1;
}

.wa-assign-results {
    border: 1px solid var(--wa-border-light);
    border-radius: 12px;
    overflow: hidden;
    background: var(--wa-white);
}

.wa-assign-result {
    display: flex;
    justify-content: space-between;
    align-items: center;
    gap: 1rem;
    padding: 0.9rem 1.1rem;
    border-top: 1px solid var(--wa-border-light);
}

.wa-assign-result:first-child {
    border-top: none;
}

.wa-assign-result .wa-result-code {
    display: inline-block;
    margin-left: 0.4rem;
    font-size: 0.75rem;
    background: rgba(7, 94, 84, 0.1);
    color: var(--wa-green-dark);
    padding: 0.15rem 0.5rem;
    border-radius: 999px;
}

.wa-assign-result .wa-result-meta {
    display: flex;
    flex-wrap: wrap;
    gap: 0.75rem;
    margin-top: 0.25rem;
    font-size: 0.8rem;
    color: var(--wa-text-secondary);
}

.wa-assign-result .wa-result-meta span i {
    margin-right: 4px;
    color: var(--wa-text-secondary);
}

.wa-assign-empty,
.wa-assign-help,
.wa-assign-error,
.wa-assign-loading {
    padding: 1rem;
    border-radius: 10px;
    background: var(--wa-surface-alt);
    color: var(--wa-text-secondary);
    display: flex;
    align-items: center;
    gap: 0.6rem;
    font-size: 0.9rem;
}

.wa-assign-error {
    background: rgba(239, 68, 68, 0.15);
    color: var(--error-color);
}

.wa-assign-loading i {
    color: var(--wa-green);
}

/* Message Composer */
.wa-composer {
    background: var(--wa-white);
    border-top: 1px solid var(--wa-border-light);
    padding: 10px 16px;
}

.wa-composer-input-container {
    display: flex;
    align-items: flex-end;
    gap: 8px;
}

.wa-emoji-btn,
.wa-attach-btn {
    width: 40px;
    height: 40px;
    border-radius: 50%;
    border: none;
    background: transparent;
    color: var(--wa-text-secondary);
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: background-color 0.2s ease;
    font-size: 24px;
    flex-shrink: 0;
}

.wa-emoji-btn:hover,
.wa-attach-btn:hover {
    background: var(--wa-hover-bg);
}

.wa-attach-btn input {
    display: none;
}

.wa-input-wrapper {
    flex: 1;
    background: var(--wa-white);
    border: 1px solid var(--wa-border-light);
    border-radius: 8px;
    overflow: hidden;
    transition: border-color 0.2s ease;
}

.wa-input-wrapper:focus-within {
    border-color: var(--wa-green);
}

.wa-input-wrapper textarea {
    width: 100%;
    min-height: 24px;
    max-height: 120px;
    padding: 10px 12px;
    border: none;
    background: transparent;
    font-size: 14px;
    line-height: 1.5;
    color: var(--wa-text-primary);
    resize: none;
    font-family: inherit;
    overflow-y: auto;
    transition: height 0.2s ease;
}

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

.wa-input-wrapper textarea:focus {
    outline: none;
}

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

/* Attachment Preview in Composer */
.wa-attachment-preview {
    padding: 8px 12px;
    border-top: 1px solid var(--wa-border-light);
    background: var(--wa-gray-bg);
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
}

.wa-attachment-preview-image {
    position: relative;
    width: 80px;
    height: 80px;
    border-radius: 8px;
    overflow: hidden;
    background: var(--wa-white);
    border: 1px solid var(--wa-border-light);
}

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

.wa-attachment-preview-image .wa-remove-attachment {
    position: absolute;
    top: 4px;
    right: 4px;
    width: 20px;
    height: 20px;
    background: rgba(0, 0, 0, 0.6);
    color: white;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 12px;
    cursor: pointer;
    transition: background 0.2s ease;
}

.wa-attachment-preview-image .wa-remove-attachment:hover {
    background: rgba(0, 0, 0, 0.8);
}

.wa-attachment-item {
    display: flex;
    align-items: center;
    gap: 10px;
    padding: 8px;
    background: var(--wa-white);
    border-radius: 6px;
}

.wa-attachment-item i {
    font-size: 20px;
    color: var(--wa-green);
}

.wa-attachment-item span {
    flex: 1;
    font-size: 13px;
    color: var(--wa-text-primary);
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}

.wa-remove-attachment {
    width: 24px;
    height: 24px;
    border-radius: 50%;
    border: none;
    background: transparent;
    color: var(--wa-text-secondary);
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: all 0.2s ease;
}

.wa-remove-attachment:hover {
    background: var(--wa-hover-bg);
    color: var(--error-500);
}

.wa-send-btn {
    width: 42px;
    height: 42px;
    border-radius: 50%;
    border: none;
    background: var(--wa-green);
    color: white;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: all 0.2s ease;
    font-size: 18px;
    flex-shrink: 0;
}

.wa-send-btn:hover {
    background: var(--wa-green-dark);
    transform: scale(1.05);
}

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

.wa-send-btn:disabled {
    opacity: 0.5;
    cursor: not-allowed;
}

/* ===============================================
   RESPONSIVE DESIGN
   =============================================== */
@media (max-width: 1024px) {
    .wa-sidebar {
        width: 320px;
        min-width: 280px;
    }
    
    .wa-messages-container {
        padding: 20px 5%;
    }
}

@media (max-width: 768px) {
    #whatsapp .wa-container {
        height: calc(100vh - 80px);
    }
    
    .wa-sidebar {
        width: 100%;
        max-width: none;
    }
    
    .wa-chat-panel {
        position: fixed;
        top: 0;
        left: 0;
        right: 0;
        bottom: 0;
        z-index: 1000;
        transform: translateX(100%);
        transition: transform 0.3s ease;
    }
    
    .wa-chat-panel.active {
        transform: translateX(0);
    }
    
    .wa-messages-container {
        padding: 20px 16px;
    }
    
    .wa-message-bubble {
        max-width: 85%;
    }
}

/* Loading State */
.wa-loading {
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 40px 20px;
    color: var(--wa-text-secondary);
}

.wa-loading i {
    font-size: 32px;
    animation: spin 1s linear infinite;
}

@keyframes spin {
    from { transform: rotate(0deg); }
    to { transform: rotate(360deg); }
}

/* Scrollbar Styling */
.wa-messages-container::-webkit-scrollbar,
.wa-conversation-list::-webkit-scrollbar {
    width: 6px;
}

.wa-messages-container::-webkit-scrollbar-track,
.wa-conversation-list::-webkit-scrollbar-track {
    background: transparent;
}

.wa-messages-container::-webkit-scrollbar-thumb,
.wa-conversation-list::-webkit-scrollbar-thumb {
    background: rgba(0, 0, 0, 0.2);
    border-radius: 3px;
}

.wa-messages-container::-webkit-scrollbar-thumb:hover,
.wa-conversation-list::-webkit-scrollbar-thumb:hover {
    background: rgba(0, 0, 0, 0.3);
}

/* ===============================================
   AUTO-REFRESH FEATURES
   =============================================== */

/* Auto-refresh toggle button styles */
.wa-icon-btn#whatsappAutoRefreshToggle {
    position: relative;
    transition: all 0.3s ease;
}

.wa-icon-btn#whatsappAutoRefreshToggle.active {
    background: linear-gradient(135deg, var(--wa-green) 0%, var(--wa-green-dark) 100%);
    color: white;
    box-shadow: 0 0 0 3px rgba(37, 211, 102, 0.2);
}

.wa-icon-btn#whatsappAutoRefreshToggle:not(.active) {
    opacity: 0.5;
}

.wa-icon-btn#whatsappAutoRefreshToggle:not(.active):hover {
    opacity: 1;
    background: var(--wa-hover-bg);
}

/* Pulse animation for online indicator */
@keyframes pulse {
    0%, 100% {
        opacity: 1;
        transform: scale(1);
    }
    50% {
        opacity: 0.7;
        transform: scale(1.1);
    }
}

.wa-status-dot.pulse {
    animation: pulse 2s ease-in-out infinite;
}

/* Green pulse animation for new message notification */
@keyframes pulse-green {
    0%, 100% {
        box-shadow: 0 0 0 0 rgba(37, 211, 102, 0.7);
        transform: scale(1);
    }
    50% {
        box-shadow: 0 0 0 8px rgba(37, 211, 102, 0);
        transform: scale(1.05);
    }
}

/* Auto-refresh indicator styles */
#whatsappAutoRefreshIndicator {
    font-size: 0.75rem;
    font-weight: 500;
}

#whatsappAutoRefreshIndicator .wa-status-dot {
    width: 8px;
    height: 8px;
}

/* Message grouping styles */
.wa-message-group-header {
    display: flex;
    align-items: center;
    gap: 8px;
    margin-bottom: 2px;
}

.wa-message-group-header .wa-avatar {
    width: 24px;
    height: 24px;
    font-size: 12px;
}

.wa-message-group-header .wa-contact-details h3 {
    font-size: 13px;
    font-weight: 500;
    margin: 0;
}

/* Emoji picker styles */
.wa-emoji-picker {
    position: absolute;
    bottom: 60px;
    left: 16px;
    width: 320px;
    max-height: 400px;
    background: var(--wa-white);
    border: 1px solid var(--wa-border-light);
    border-radius: 12px;
    box-shadow: var(--wa-shadow-lg);
    z-index: 1000;
    display: none;
    flex-direction: column;
    overflow: hidden;
}

.wa-emoji-picker.show {
    display: flex;
}

.wa-emoji-picker-header {
    padding: 12px;
    border-bottom: 1px solid var(--wa-border-light);
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.wa-emoji-picker-body {
    flex: 1;
    overflow-y: auto;
    padding: 12px;
    display: grid;
    grid-template-columns: repeat(8, 1fr);
    gap: 4px;
}

.wa-emoji-item {
    width: 36px;
    height: 36px;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: 8px;
    cursor: pointer;
    font-size: 24px;
    transition: background 0.2s ease;
}

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

/* Contact profile modal */
.wa-contact-profile {
    padding: 20px;
}

.wa-contact-profile-header {
    text-align: center;
    margin-bottom: 24px;
}

.wa-contact-profile-avatar {
    width: 120px;
    height: 120px;
    margin: 0 auto 16px;
    border-radius: 50%;
    background: linear-gradient(135deg, var(--wa-green), var(--wa-teal));
    display: flex;
    align-items: center;
    justify-content: center;
    color: white;
    font-size: 48px;
    font-weight: 600;
}

.wa-contact-profile-avatar img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    border-radius: 50%;
}

.wa-contact-profile-name {
    font-size: 20px;
    font-weight: 600;
    color: var(--wa-text-primary);
    margin: 0 0 8px 0;
}

.wa-contact-profile-meta {
    font-size: 14px;
    color: var(--wa-text-secondary);
    margin: 0;
}

.wa-contact-profile-actions {
    display: flex;
    flex-direction: column;
    gap: 12px;
    margin-top: 24px;
}

.wa-contact-profile-action {
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 12px;
    border-radius: 8px;
    background: var(--wa-hover-bg);
    cursor: pointer;
    transition: background 0.2s ease;
}

.wa-contact-profile-action:hover {
    background: var(--wa-active-bg);
}

.wa-contact-profile-action i {
    width: 24px;
    color: var(--wa-green);
}

/* ===============================================
   NEW UI ELEMENTS - Online, Typing, Badges
   =============================================== */

/* Avatar wrapper with status indicators */
.wa-conversation-avatar-wrapper {
    position: relative;
    display: inline-block;
}

.wa-online-indicator {
    position: absolute;
    bottom: 0;
    right: 0;
    width: 12px;
    height: 12px;
    background: var(--wa-green);
    border: 2px solid var(--wa-white);
    border-radius: 50%;
    z-index: 1;
}

.wa-typing-indicator {
    position: absolute;
    bottom: -4px;
    right: -4px;
    display: flex;
    gap: 2px;
    background: var(--wa-white);
    border-radius: 8px;
    padding: 2px 4px;
    z-index: 1;
}

.wa-typing-indicator i {
    width: 4px;
    height: 4px;
    background: var(--wa-text-secondary);
    border-radius: 50%;
    animation: typing-pulse 1.4s ease-in-out infinite;
}

.wa-typing-indicator i:nth-child(2) {
    animation-delay: 0.2s;
}

.wa-typing-indicator i:nth-child(3) {
    animation-delay: 0.4s;
}

@keyframes typing-pulse {
    0%, 60%, 100% {
        opacity: 0.3;
        transform: scale(0.8);
    }
    30% {
        opacity: 1;
        transform: scale(1);
    }
}

/* Badges for pinned, muted, archived */
.wa-badge-pinned,
.wa-badge-muted,
.wa-badge-archived {
    font-size: 12px;
    color: var(--wa-text-secondary);
    margin-right: 4px;
}

.wa-badge-pinned {
    color: var(--wa-green);
}

.wa-badge-muted {
    color: var(--wa-text-tertiary);
}

.wa-badge-archived {
    color: var(--wa-text-secondary);
}

/* Conversation item states */
.wa-conversation-item.pinned {
    background: var(--wa-active-bg);
}

.wa-conversation-item.archived {
    opacity: 0.7;
}

/* Status read icon */
.wa-status-read {
    color: var(--wa-blue-read) !important;
}

/* Avatar with photo support */
.wa-conversation-avatar img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    border-radius: 50%;
}

/* Filter buttons */
.wa-filter-buttons {
    display: flex;
    gap: 8px;
    padding: 8px 16px;
    border-bottom: 1px solid var(--wa-border-light);
    background: var(--wa-white);
}

.wa-filter-btn {
    padding: 6px 12px;
    border: 1px solid var(--wa-border-light);
    border-radius: 20px;
    background: var(--wa-white);
    color: var(--wa-text-secondary);
    font-size: 13px;
    cursor: pointer;
    transition: all 0.2s ease;
}

.wa-filter-btn:hover {
    background: var(--wa-hover-bg);
}

.wa-filter-btn.active {
    background: var(--wa-green);
    color: var(--wa-white);
    border-color: var(--wa-green);
}

/* Advanced chat header controls */
.wa-chat-header-advanced {
    display: flex;
    align-items: center;
    gap: 8px;
}

.wa-chat-header-menu {
    position: relative;
}

.wa-chat-header-menu-dropdown {
    position: absolute;
    top: 100%;
    right: 0;
    background: var(--wa-white);
    border-radius: 8px;
    box-shadow: var(--wa-shadow-lg);
    min-width: 200px;
    padding: 8px;
    z-index: 1000;
    display: none;
}

.wa-chat-header-menu-dropdown.show {
    display: block;
}

.wa-chat-header-menu-item {
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 10px 12px;
    border-radius: 6px;
    cursor: pointer;
    transition: background 0.2s ease;
}

.wa-chat-header-menu-item:hover {
    background: var(--wa-hover-bg);
}

.wa-chat-header-menu-item i {
    width: 20px;
    color: var(--wa-text-secondary);
}

/* Composer improvements */
.wa-composer-actions {
    display: flex;
    align-items: center;
    gap: 4px;
}

.wa-composer-action-menu {
    position: absolute;
    bottom: 100%;
    left: 0;
    margin-bottom: 8px;
    background: var(--wa-white);
    border-radius: 8px;
    box-shadow: var(--wa-shadow-lg);
    padding: 8px;
    display: none;
    z-index: 100;
}

.wa-composer-action-menu.show {
    display: block;
}

.wa-composer-action-item {
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 10px 12px;
    border-radius: 6px;
    cursor: pointer;
    transition: background 0.2s ease;
}

.wa-composer-action-item:hover {
    background: var(--wa-hover-bg);
}

.wa-composer-action-item i {
    width: 20px;
    color: var(--wa-green);
}

/* Reply/Quote message preview */
.wa-message-reply {
    border-left: 3px solid var(--wa-green);
    padding-left: 8px;
    margin-bottom: 4px;
    background: rgba(0, 0, 0, 0.05);
    border-radius: 4px;
    padding: 6px 8px;
    font-size: 13px;
}

.wa-message-reply-author {
    font-weight: 600;
    color: var(--wa-green);
    margin-bottom: 2px;
}

.wa-message-reply-text {
    color: var(--wa-text-secondary);
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
}

/* Reply button on messages */
.wa-message {
    position: relative;
}

.wa-message-reply-btn {
    position: absolute;
    left: -40px;
    top: 50%;
    transform: translateY(-50%);
    width: 32px;
    height: 32px;
    border-radius: 50%;
    border: none;
    background: var(--wa-white);
    box-shadow: var(--wa-shadow-sm);
    display: none;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    transition: all 0.2s ease;
    z-index: 10;
}

.wa-message:hover .wa-message-reply-btn {
    display: flex;
}

.wa-message-reply-btn:hover {
    background: var(--wa-hover-bg);
    box-shadow: var(--wa-shadow-md);
}

.wa-message-reply-btn i {
    font-size: 14px;
    color: var(--wa-text-secondary);
}

/* Reply preview in composer */
#whatsappReplyPreview {
    position: relative;
    padding: 8px 12px;
    background: var(--wa-hover-bg);
    border-left: 3px solid var(--wa-green);
    margin-bottom: 8px;
    border-radius: 4px;
}

#whatsappReplyPreview .wa-remove-attachment {
    position: absolute;
    right: 8px;
    top: 50%;
    transform: translateY(-50%);
    background: transparent;
    border: none;
    cursor: pointer;
    color: var(--wa-text-secondary);
    padding: 4px;
}

#whatsappReplyPreview .wa-remove-attachment:hover {
    color: var(--wa-text-primary);
}