/**
 * WhatsApp Business Suite - Enterprise Modern Stylesheet
 * Designed to fit cleanly inside CodeIgniter 4 Dashboard Wrapper
 */

:root {
    --wa-emerald: #25D366;
    --wa-dark-green: #128C7E;
    --wa-teal: #075E54;
    --wa-light-green: #DCF8C6;
    --wa-chat-bg: #EFEAE2;
    --wa-primary: #10B981;
    --wa-primary-dark: #059669;
    --wa-primary-light: #D1FAE5;
    --wa-accent: #6366F1;
    --wa-dark: #0F172A;
    --wa-slate: #1E293B;
    --wa-muted: #64748B;
    --wa-border: #E2E8F0;
    --wa-card-bg: #FFFFFF;
    --wa-bg-soft: #F8FAFC;
    --wa-shadow-sm: 0 2px 8px rgba(0, 0, 0, 0.04);
    --wa-shadow-md: 0 8px 24px rgba(16, 185, 129, 0.08), 0 4px 12px rgba(0, 0, 0, 0.05);
    --wa-shadow-lg: 0 16px 36px rgba(15, 23, 42, 0.08), 0 6px 16px rgba(0, 0, 0, 0.04);
    --wa-radius-sm: 8px;
    --wa-radius-md: 14px;
    --wa-radius-lg: 20px;
    --wa-radius-xl: 28px;
    --wa-transition: all 0.25s cubic-bezier(0.4, 0, 0.2, 1);
}

/* Dashboard wrapper layout containment */
.dashboard__wrapper {
    width: 100%;
    max-width: 100%;
    box-sizing: border-box;
    padding: 24px 20px;
}

.wa-suite-container {
    width: 100% !important;
    max-width: 100% !important;
    box-sizing: border-box !important;
    padding: 0 0 40px !important;
    overflow-x: hidden !important;
}

/* Single-line Action Scroll Bar */
.wa-action-scroll-bar {
    display: flex !important;
    align-items: center !important;
    gap: 6px !important;
    flex-wrap: nowrap !important;
    overflow-x: auto !important;
    -webkit-overflow-scrolling: touch;
    scrollbar-width: none;
    max-width: 100%;
}

.wa-action-scroll-bar::-webkit-scrollbar {
    display: none;
}

.wa-action-scroll-bar .btn {
    white-space: nowrap !important;
    flex-shrink: 0 !important;
    font-size: 12.5px !important;
    padding: 6px 14px !important;
}

/* Single-line Filter Pills Scroll Container */
.wa-filter-scroll-container {
    width: 100% !important;
    max-width: 100% !important;
    overflow-x: auto !important;
    -webkit-overflow-scrolling: touch;
    scrollbar-width: thin;
    scrollbar-color: #cbd5e1 transparent;
    padding-bottom: 4px;
}

.wa-filter-scroll-container::-webkit-scrollbar {
    height: 3px;
}

.wa-filter-scroll-container::-webkit-scrollbar-thumb {
    background: #cbd5e1;
    border-radius: 4px;
}

.wa-filter-scroll-track {
    display: flex !important;
    align-items: center !important;
    flex-wrap: nowrap !important;
    gap: 6px !important;
    width: max-content;
}

.contact-filter-pill {
    white-space: nowrap !important;
    flex-shrink: 0 !important;
    font-size: 12px !important;
    padding: 4px 12px !important;
}

/* Tab Display Toggling */
.wa-tab-content {
    display: none;
    width: 100% !important;
    max-width: 100% !important;
    box-sizing: border-box !important;
}

.wa-tab-content.active-tab {
    display: block !important;
}

.wa-tab-content .row {
    margin-right: -10px !important;
    margin-left: -10px !important;
    max-width: calc(100% + 20px) !important;
}

.wa-tab-content .row > [class*="col-"] {
    padding-right: 10px !important;
    padding-left: 10px !important;
    min-width: 0 !important;
}

/* Top Banner */
.wa-header-banner {
    background: linear-gradient(135deg, #0F172A 0%, #064E3B 50%, #065F46 100%);
    border-radius: var(--wa-radius-lg);
    padding: 22px 24px;
    color: #FFFFFF;
    box-shadow: 0 16px 36px -10px rgba(6, 78, 59, 0.35);
    position: relative;
    overflow: hidden;
    width: 100% !important;
    max-width: 100% !important;
    box-sizing: border-box !important;
}

.wa-header-banner h1 {
    font-size: 22px;
    font-weight: 800;
    margin-bottom: 6px;
    display: flex;
    align-items: center;
    gap: 10px;
    color: #FFFFFF;
}

.wa-header-banner p {
    color: #A7F3D0;
    font-size: 13px;
    margin-bottom: 0;
}

.wa-badge-pill {
    padding: 4px 10px;
    border-radius: 30px;
    font-size: 11.5px;
    font-weight: 600;
    display: inline-flex;
    align-items: center;
    gap: 5px;
}

.wa-badge-connected {
    background: rgba(37, 211, 102, 0.2);
    border: 1px solid rgba(37, 211, 102, 0.4);
    color: #6EE7B7;
}

.wa-badge-disconnected {
    background: rgba(239, 68, 68, 0.2);
    border: 1px solid rgba(239, 68, 68, 0.4);
    color: #FCA5A5;
}

/* Stat Cards - Fully Responsive 4-Column Grid */
.wa-stats-grid {
    display: grid !important;
    grid-template-columns: repeat(4, minmax(0, 1fr)) !important;
    gap: 14px !important;
    width: 100% !important;
    max-width: 100% !important;
    box-sizing: border-box !important;
}

@media (max-width: 1200px) {
    .wa-stats-grid {
        grid-template-columns: repeat(2, minmax(0, 1fr)) !important;
    }
}

@media (max-width: 576px) {
    .wa-stats-grid {
        grid-template-columns: 1fr !important;
    }
}

.wa-stat-card {
    background: var(--wa-card-bg);
    border-radius: var(--wa-radius-md);
    padding: 16px 18px;
    border: 1px solid var(--wa-border);
    box-shadow: var(--wa-shadow-sm);
    display: flex;
    align-items: center;
    gap: 14px;
    min-width: 0 !important;
    overflow: hidden !important;
    transition: var(--wa-transition);
}

.wa-stat-card:hover {
    transform: translateY(-2px);
    box-shadow: var(--wa-shadow-md);
    border-color: rgba(16, 185, 129, 0.3);
}

.wa-stat-icon {
    width: 46px;
    height: 46px;
    border-radius: var(--wa-radius-sm);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 20px;
    flex-shrink: 0;
}

.wa-stat-icon.green {
    background: linear-gradient(135deg, #10B981, #059669);
    color: #FFFFFF;
}

.wa-stat-icon.blue {
    background: linear-gradient(135deg, #3B82F6, #1D4ED8);
    color: #FFFFFF;
}

.wa-stat-icon.purple {
    background: linear-gradient(135deg, #8B5CF6, #6D28D9);
    color: #FFFFFF;
}

.wa-stat-icon.orange {
    background: linear-gradient(135deg, #F59E0B, #D97706);
    color: #FFFFFF;
}

.wa-stat-info {
    min-width: 0;
    overflow: hidden;
}

.wa-stat-info h3 {
    font-size: 20px;
    font-weight: 800;
    color: var(--wa-dark);
    margin: 0 0 2px 0;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}

.wa-stat-info p {
    font-size: 12px;
    color: var(--wa-muted);
    margin: 0;
    font-weight: 500;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}

/* Nav Tabs - Single Line with Sleek Internal Horizontal Scroll */
.wa-nav-tabs {
    display: flex !important;
    flex-wrap: nowrap !important;
    gap: 8px !important;
    background: #FFFFFF !important;
    padding: 8px 12px !important;
    border-radius: 35px !important;
    border: 1px solid var(--wa-border) !important;
    box-shadow: var(--wa-shadow-sm) !important;
    width: 100% !important;
    max-width: 100% !important;
    box-sizing: border-box !important;
    overflow-x: auto !important;
    overflow-y: hidden !important;
    -webkit-overflow-scrolling: touch !important;
    scrollbar-width: thin !important;
    scrollbar-color: #cbd5e1 #f8fafc !important;
}

.wa-nav-tabs::-webkit-scrollbar {
    height: 5px !important;
}

.wa-nav-tabs::-webkit-scrollbar-track {
    background: #f8fafc !important;
    border-radius: 10px !important;
}

.wa-nav-tabs::-webkit-scrollbar-thumb {
    background: #cbd5e1 !important;
    border-radius: 10px !important;
}

.wa-nav-tabs::-webkit-scrollbar-thumb:hover {
    background: #94a3b8 !important;
}

.wa-tab-btn {
    border: none;
    background: transparent;
    padding: 8px 16px;
    border-radius: 25px;
    font-size: 13px;
    font-weight: 600;
    color: var(--wa-muted);
    cursor: pointer;
    display: flex;
    align-items: center;
    gap: 7px;
    transition: var(--wa-transition);
    white-space: nowrap !important;
    flex-shrink: 0 !important;
}

.wa-tab-btn:hover {
    color: var(--wa-dark-green);
    background: #F0FDF4;
}

.wa-tab-btn.active {
    background: linear-gradient(135deg, #059669 0%, #10B981 100%);
    color: #FFFFFF;
    box-shadow: 0 4px 12px rgba(16, 185, 129, 0.3);
}

.wa-tab-badge {
    font-size: 11px;
    background: rgba(255, 255, 255, 0.25);
    padding: 2px 7px;
    border-radius: 20px;
}

.wa-tab-btn:not(.active) .wa-tab-badge {
    background: #F1F5F9;
    color: var(--wa-muted);
}

/* Panel Card */
.wa-panel-card {
    background: var(--wa-card-bg);
    border-radius: var(--wa-radius-lg);
    border: 1px solid var(--wa-border);
    box-shadow: var(--wa-shadow-sm);
    padding: 20px;
    width: 100% !important;
    max-width: 100% !important;
    box-sizing: border-box !important;
    overflow: hidden !important;
}

.wa-card-title {
    font-size: 16px;
    font-weight: 700;
    color: var(--wa-dark);
    margin: 0;
    display: flex;
    align-items: center;
    gap: 8px;
}

.wa-card-subtitle {
    font-size: 13px;
    color: var(--wa-muted);
    margin-top: 3px;
    margin-bottom: 0;
}

/* Custom Buttons */
.btn-wa-emerald {
    background: linear-gradient(135deg, #059669 0%, #10B981 100%);
    border: none;
    color: #FFFFFF;
    font-weight: 600;
    border-radius: 30px;
    padding: 8px 20px;
    box-shadow: 0 4px 12px rgba(16, 185, 129, 0.25);
    transition: var(--wa-transition);
}

.btn-wa-emerald:hover {
    background: linear-gradient(135deg, #047857 0%, #059669 100%);
    color: #FFFFFF;
    transform: translateY(-1px);
}

.btn-wa-outline {
    background: transparent;
    border: 1.5px solid var(--wa-border);
    color: var(--wa-slate);
    font-weight: 600;
    border-radius: 30px;
    padding: 7px 18px;
    transition: var(--wa-transition);
}

.btn-wa-outline:hover {
    border-color: var(--wa-primary);
    color: var(--wa-primary-dark);
    background: #F0FDF4;
}

/* WhatsApp Mobile Phone Mockup */
.wa-phone-mockup {
    width: 290px;
    height: 520px;
    background: #111827;
    border-radius: 36px;
    padding: 10px;
    box-shadow: 0 20px 40px rgba(0, 0, 0, 0.3);
    position: relative;
    margin: 0 auto;
    display: flex;
    flex-direction: column;
}

.wa-phone-screen {
    background-color: var(--wa-chat-bg);
    background-image: radial-gradient(#d1d5db 0.75px, transparent 0.75px);
    background-size: 12px 12px;
    border-radius: 28px;
    flex: 1;
    overflow: hidden;
    display: flex;
    flex-direction: column;
    position: relative;
}

.wa-phone-notch {
    width: 100px;
    height: 16px;
    background: #111827;
    border-radius: 0 0 12px 12px;
    margin: 0 auto;
    position: absolute;
    top: 0;
    left: 50%;
    transform: translateX(-50%);
    z-index: 10;
}

.wa-phone-header {
    background: #075E54;
    color: #FFFFFF;
    padding: 20px 12px 8px;
    display: flex;
    align-items: center;
    gap: 8px;
}

.wa-phone-avatar {
    width: 30px;
    height: 30px;
    border-radius: 50%;
    background: #25D366;
    color: #FFFFFF;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 13px;
    font-weight: 700;
}

.wa-phone-header-info h6 {
    margin: 0;
    font-size: 12.5px;
    font-weight: 600;
    color: #FFFFFF;
    line-height: 1.1;
}

.wa-phone-header-info span {
    font-size: 10.5px;
    color: #A7F3D0;
}

.wa-phone-body {
    flex: 1;
    padding: 12px 10px;
    overflow-y: auto;
    display: flex;
    flex-direction: column;
    gap: 8px;
}

.wa-bubble-preview {
    background: #FFFFFF;
    border-radius: 12px 12px 12px 4px;
    padding: 10px;
    box-shadow: 0 1px 3px rgba(0, 0, 0, 0.1);
    max-width: 95%;
    font-size: 12px;
    line-height: 1.35;
    color: #1F2937;
}

.wa-bubble-header {
    font-weight: 700;
    color: #075E54;
    font-size: 12px;
    margin-bottom: 4px;
    padding-bottom: 3px;
    border-bottom: 1px dashed #E5E7EB;
}

.wa-bubble-body {
    white-space: pre-wrap;
    word-break: break-word;
}

.wa-bubble-footer {
    font-size: 10.5px;
    color: #9CA3AF;
    margin-top: 4px;
    font-style: italic;
}

.wa-bubble-time {
    text-align: right;
    font-size: 10px;
    color: #9CA3AF;
    margin-top: 3px;
}

/* Custom Table */
.wa-custom-table {
    width: 100%;
    border-collapse: separate;
    border-spacing: 0;
}

.wa-custom-table th {
    background: #F8FAFC;
    color: var(--wa-muted);
    font-size: 12px;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    padding: 12px 16px;
    border-bottom: 1px solid var(--wa-border);
}

.wa-custom-table td {
    padding: 14px 16px;
    font-size: 13px;
    color: var(--wa-slate);
    border-bottom: 1px solid var(--wa-border);
    vertical-align: middle;
}

.wa-custom-table tr:hover td {
    background: #F0FDF4;
}

/* Template Grid */
.wa-template-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
    gap: 16px;
}

.wa-template-card {
    background: #FFFFFF;
    border: 1px solid var(--wa-border);
    border-radius: var(--wa-radius-lg);
    padding: 18px;
    box-shadow: var(--wa-shadow-sm);
    display: flex;
    flex-direction: column;
    justify-content: space-between;
    transition: var(--wa-transition);
}

.wa-template-card:hover {
    border-color: rgba(16, 185, 129, 0.4);
    box-shadow: var(--wa-shadow-md);
    transform: translateY(-2px);
}

.wa-template-title {
    font-family: ui-monospace, SFMono-Regular, Menlo, Monaco, Consolas, monospace;
    font-weight: 700;
    color: var(--wa-dark);
    font-size: 13.5px;
}

.wa-template-body-preview {
    background: #F8FAFC;
    border-radius: var(--wa-radius-sm);
    padding: 10px;
    font-size: 12.5px;
    color: #334155;
    white-space: pre-wrap;
    max-height: 100px;
    overflow-y: auto;
    margin: 10px 0;
    border: 1px dashed var(--wa-border);
}

.badge-status-approved {
    background: #D1FAE5;
    color: #065F46;
    border: 1px solid #A7F3D0;
    font-size: 11px;
    font-weight: 700;
    padding: 3px 8px;
    border-radius: 20px;
}

.badge-status-pending {
    background: #FEF3C7;
    color: #92400E;
    border: 1px solid #FDE68A;
    font-size: 11px;
    font-weight: 700;
    padding: 3px 8px;
    border-radius: 20px;
}

.badge-status-rejected {
    background: #FEE2E2;
    color: #991B1B;
    border: 1px solid #FECACA;
    font-size: 11px;
    font-weight: 700;
    padding: 3px 8px;
    border-radius: 20px;
}

/* Chat Layout */
.wa-chat-feed {
    flex: 1;
    padding: 16px;
    overflow-y: auto;
    display: flex;
    flex-direction: column;
    gap: 12px;
    background-color: var(--wa-chat-bg);
}

.wa-message-row {
    display: flex;
    width: 100%;
}

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

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

.wa-chat-bubble {
    max-width: 70%;
    padding: 10px 14px;
    border-radius: 14px;
    font-size: 13px;
    box-shadow: 0 1px 3px rgba(0, 0, 0, 0.06);
    word-break: break-word;
}

.wa-chat-bubble.outbound {
    background: #DCF8C6;
    color: #111827;
    border-bottom-right-radius: 4px;
}

.wa-chat-bubble.inbound {
    background: #FFFFFF;
    color: #111827;
    border-bottom-left-radius: 4px;
}

.wa-chat-contact-item {
    padding: 10px 12px;
    border-bottom: 1px solid var(--wa-border);
    cursor: pointer;
    display: flex;
    align-items: center;
    gap: 10px;
    transition: var(--wa-transition);
}

.wa-chat-contact-item:hover, .wa-chat-contact-item.active {
    background: #E8F5E9;
}

/* Modals */
.wa-modal .modal-content {
    border-radius: var(--wa-radius-lg);
    border: none;
    box-shadow: 0 20px 40px rgba(0, 0, 0, 0.2);
}

/* Toast */
.wa-toast {
    position: fixed;
    bottom: 24px;
    right: 24px;
    background: #0F172A;
    color: #FFFFFF;
    padding: 12px 20px;
    border-radius: 30px;
    font-size: 13.5px;
    font-weight: 600;
    box-shadow: 0 12px 24px rgba(0, 0, 0, 0.25);
    display: flex;
    align-items: center;
    gap: 10px;
    z-index: 9999;
    transform: translateY(100px);
    opacity: 0;
    transition: all 0.3s cubic-bezier(0.16, 1, 0.3, 1);
}

.wa-toast.show {
    transform: translateY(0);
    opacity: 1;
}

/* User Guide Layout Containment */
.guide-container {
    width: 100% !important;
    max-width: 100% !important;
    box-sizing: border-box !important;
    margin: 0 auto;
    padding-bottom: 50px;
    overflow-x: hidden !important;
}

.guide-hero {
    width: 100% !important;
    max-width: 100% !important;
    box-sizing: border-box !important;
    overflow: hidden !important;
}

.roadmap-grid {
    display: grid !important;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr)) !important;
    gap: 12px !important;
    width: 100% !important;
    max-width: 100% !important;
    box-sizing: border-box !important;
}

.guide-section {
    width: 100% !important;
    max-width: 100% !important;
    box-sizing: border-box !important;
    overflow: hidden !important;
}

/* 1-to-1 Messenger Chat Styles */
.wa-chat-contact-item {
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 10px 12px;
    cursor: pointer;
    transition: var(--wa-transition);
    border: 1px solid transparent;
}

.wa-chat-contact-item:hover {
    background: #F1F5F9;
}

.wa-chat-contact-item.active-contact {
    background: #ECFDF5;
    border-color: #A7F3D0;
}

.wa-chat-feed {
    flex: 1;
    overflow-y: auto;
    padding: 20px 16px;
    background: #EFEAE2;
    background-image: radial-gradient(#CBD5E1 1px, transparent 1px);
    background-size: 16px 16px;
    display: flex;
    flex-direction: column;
    gap: 12px;
}

.wa-message-row {
    display: flex;
    width: 100%;
}

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

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

.wa-chat-bubble {
    max-width: 75%;
    padding: 10px 14px;
    border-radius: 12px;
    font-size: 13.5px;
    line-height: 1.45;
    box-shadow: 0 2px 6px rgba(0, 0, 0, 0.06);
    word-break: break-word;
}

.wa-chat-bubble.outbound {
    background: #DCF8C6;
    color: #111827;
    border-bottom-right-radius: 2px;
}

.wa-chat-bubble.inbound {
    background: #FFFFFF;
    color: #111827;
    border-bottom-left-radius: 2px;
}

/* Global Responsive Bounds */
@media (max-width: 768px) {
    .dashboard__wrapper {
        padding: 15px 12px !important;
    }
    .wa-header-banner {
        padding: 16px 18px !important;
    }
    .wa-header-banner h1 {
        font-size: 18px !important;
    }
    .wa-panel-card {
        padding: 16px 14px !important;
    }
}

/* ===============================================================
   CRM KANBAN PIPELINE STYLES
   =============================================================== */
.wa-kanban-board {
    display: flex;
    gap: 16px;
    overflow-x: auto;
    padding-bottom: 20px;
    min-height: 520px;
    -webkit-overflow-scrolling: touch;
}

.wa-kanban-col {
    flex: 0 0 290px;
    background: #F8FAFC;
    border: 1px solid #E2E8F0;
    border-radius: 16px;
    display: flex;
    flex-direction: column;
    max-height: 750px;
}

.wa-kanban-header {
    padding: 14px 16px;
    border-bottom: 2px solid transparent;
    display: flex;
    justify-content: space-between;
    align-items: center;
    font-weight: 700;
    font-size: 13.5px;
}

.wa-kanban-header.stage-new { border-bottom-color: #3B82F6; background: #EFF6FF; border-top-left-radius: 16px; border-top-right-radius: 16px; }
.wa-kanban-header.stage-contacted { border-bottom-color: #F59E0B; background: #FFFBEB; border-top-left-radius: 16px; border-top-right-radius: 16px; }
.wa-kanban-header.stage-qualified { border-bottom-color: #8B5CF6; background: #F5F3FF; border-top-left-radius: 16px; border-top-right-radius: 16px; }
.wa-kanban-header.stage-demo_visit { border-bottom-color: #06B6D4; background: #ECFEFF; border-top-left-radius: 16px; border-top-right-radius: 16px; }
.wa-kanban-header.stage-negotiation { border-bottom-color: #EC4899; background: #FDF2F8; border-top-left-radius: 16px; border-top-right-radius: 16px; }
.wa-kanban-header.stage-won { border-bottom-color: #10B981; background: #ECFDF5; border-top-left-radius: 16px; border-top-right-radius: 16px; }
.wa-kanban-header.stage-lost { border-bottom-color: #64748B; background: #F1F5F9; border-top-left-radius: 16px; border-top-right-radius: 16px; }

.wa-kanban-body {
    padding: 12px;
    overflow-y: auto;
    flex: 1;
    display: flex;
    flex-direction: column;
    gap: 10px;
}

.wa-lead-card {
    background: #FFFFFF;
    border: 1px solid #E2E8F0;
    border-radius: 12px;
    padding: 14px;
    box-shadow: 0 2px 4px rgba(0, 0, 0, 0.03);
    transition: all 0.2s ease;
    cursor: grab;
}

.wa-lead-card:hover {
    box-shadow: 0 6px 14px rgba(0, 0, 0, 0.08);
    transform: translateY(-2px);
    border-color: #CBD5E1;
}

.wa-lead-title {
    font-weight: 700;
    font-size: 14px;
    color: #0F172A;
    margin-bottom: 4px;
}

.wa-lead-meta {
    font-size: 12px;
    color: #64748B;
    display: flex;
    flex-direction: column;
    gap: 4px;
    margin-bottom: 8px;
}

/* ===============================================================
   CHATBOT BUILDER & TEMPLATES STYLES
   =============================================================== */
.wa-blueprint-card {
    background: #FFFFFF;
    border: 1px solid #E2E8F0;
    border-radius: 16px;
    padding: 20px;
    transition: all 0.25s ease;
    height: 100%;
    display: flex;
    flex-direction: column;
}

.wa-blueprint-card:hover {
    border-color: #10B981;
    box-shadow: 0 8px 20px rgba(16, 185, 129, 0.12);
    transform: translateY(-3px);
}

.wa-bot-flow-step {
    background: #F8FAFC;
    border: 1px solid #E2E8F0;
    border-radius: 12px;
    padding: 14px 16px;
    margin-bottom: 12px;
    position: relative;
}

.wa-bot-flow-step::before {
    content: '';
    position: absolute;
    left: 20px;
    bottom: -13px;
    width: 2px;
    height: 12px;
    background: #CBD5E1;
}

.wa-bot-flow-step:last-child::before {
    display: none;
}

/* ===============================================================
   AI KNOWLEDGE & SIMULATOR STYLES
   =============================================================== */
.wa-ai-tester-box {
    background: #F1F5F9;
    border: 1px solid #CBD5E1;
    border-radius: 14px;
    padding: 16px;
}

.wa-ai-response-preview {
    background: #FFFFFF;
    border-left: 4px solid #10B981;
    border-radius: 8px;
    padding: 14px;
    box-shadow: 0 2px 6px rgba(0,0,0,0.04);
}

/* ===============================================================
   SERVICES & QR CODE GENERATOR STYLES
   =============================================================== */
.wa-qr-box {
    background: #FFFFFF;
    border: 2px dashed #10B981;
    border-radius: 16px;
    padding: 24px;
    text-align: center;
}

.wa-qr-img {
    max-width: 200px;
    height: auto;
    border-radius: 8px;
    box-shadow: 0 4px 12px rgba(0,0,0,0.08);
}