/* ============================================================================
   ADMIN DASHBOARD - Claude-Inspired Design (Grays)
   ============================================================================ */

/* CSS Variables - Design Tokens */
:root {
    /* Primary Color Palette - Slate Grays (replacing Claude's terracotta) */
    --primary-50: #f8fafc;
    --primary-100: #f1f5f9;
    --primary-200: #e2e8f0;
    --primary-300: #cbd5e1;
    --primary-400: #94a3b8;
    --primary-500: #64748b;
    --primary-600: #475569;
    --primary-700: #334155;
    --primary-800: #1e293b;
    --primary-900: #0f172a;

    /* Accent Colors */
    --accent-primary: #475569;
    --accent-secondary: #64748b;
    --accent-light: #94a3b8;

    /* Semantic Colors */
    --success-50: #f0fdf4;
    --success-100: #dcfce7;
    --success-500: #22c55e;
    --success-600: #16a34a;

    --warning-50: #fffbeb;
    --warning-100: #fef3c7;
    --warning-500: #f59e0b;
    --warning-600: #d97706;

    --error-50: #fef2f2;
    --error-100: #fee2e2;
    --error-500: #ef4444;
    --error-600: #dc2626;

    --info-50: #eff6ff;
    --info-100: #dbeafe;
    --info-500: #3b82f6;
    --info-600: #2563eb;

    /* Neutral Colors */
    --neutral-50: #fafafa;
    --neutral-100: #f5f5f5;
    --neutral-200: #e5e5e5;
    --neutral-300: #d4d4d4;
    --neutral-400: #a3a3a3;
    --neutral-500: #737373;
    --neutral-600: #525252;
    --neutral-700: #404040;
    --neutral-800: #262626;
    --neutral-900: #171717;

    /* Background Colors */
    --bg-primary: #fafafa;
    --bg-secondary: #ffffff;
    --bg-tertiary: #f5f5f5;
    --bg-sidebar: #1e293b;
    --bg-card: #ffffff;

    /* Text Colors */
    --text-primary: #1e293b;
    --text-secondary: #475569;
    --text-tertiary: #64748b;
    --text-muted: #94a3b8;
    --text-inverse: #ffffff;

    /* Border Colors */
    --border-light: #e2e8f0;
    --border-default: #cbd5e1;
    --border-dark: #94a3b8;

    /* Shadows */
    --shadow-xs: 0 1px 2px 0 rgb(0 0 0 / 0.05);
    --shadow-sm: 0 1px 3px 0 rgb(0 0 0 / 0.1), 0 1px 2px -1px rgb(0 0 0 / 0.1);
    --shadow-md: 0 4px 6px -1px rgb(0 0 0 / 0.1), 0 2px 4px -2px rgb(0 0 0 / 0.1);
    --shadow-lg: 0 10px 15px -3px rgb(0 0 0 / 0.1), 0 4px 6px -4px rgb(0 0 0 / 0.1);
    --shadow-xl: 0 20px 25px -5px rgb(0 0 0 / 0.1), 0 8px 10px -6px rgb(0 0 0 / 0.1);

    /* Typography */
    --font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
    --font-mono: 'SF Mono', 'Monaco', 'Inconsolata', 'Fira Code', monospace;

    /* Spacing */
    --spacing-xs: 0.25rem;
    --spacing-sm: 0.5rem;
    --spacing-md: 1rem;
    --spacing-lg: 1.5rem;
    --spacing-xl: 2rem;
    --spacing-2xl: 3rem;

    /* Border Radius */
    --radius-sm: 0.375rem;
    --radius-md: 0.5rem;
    --radius-lg: 0.75rem;
    --radius-xl: 1rem;
    --radius-full: 9999px;

    /* Transitions */
    --transition-fast: 150ms ease;
    --transition-base: 200ms ease;
    --transition-slow: 300ms ease;

    /* Sidebar Width */
    --sidebar-width: 260px;
    --sidebar-collapsed-width: 72px;
}

/* ============================================================================
   RESET & BASE STYLES
   ============================================================================ */

*, *::before, *::after {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

html {
    font-size: 16px;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

body {
    font-family: var(--font-family);
    font-size: 0.875rem;
    line-height: 1.5;
    color: var(--text-primary);
    background-color: var(--bg-primary);
    min-height: 100vh;
}

/* ============================================================================
   APP LAYOUT
   ============================================================================ */

.app-container {
    display: flex;
    min-height: 100vh;
}

/* ============================================================================
   SIDEBAR
   ============================================================================ */

.sidebar {
    width: var(--sidebar-width);
    background: var(--bg-sidebar);
    display: flex;
    flex-direction: column;
    position: fixed;
    top: 0;
    left: 0;
    height: 100vh;
    z-index: 100;
    transition: width var(--transition-slow);
}

.sidebar-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: var(--spacing-lg);
    border-bottom: 1px solid rgba(255, 255, 255, 0.1);
}

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

.logo-icon {
    width: 40px;
    height: 40px;
    background: linear-gradient(135deg, var(--primary-400), var(--primary-600));
    border-radius: var(--radius-lg);
    display: flex;
    align-items: center;
    justify-content: center;
    color: white;
    font-size: 1.25rem;
}

.logo-text {
    font-size: 1.25rem;
    font-weight: 600;
    color: var(--text-inverse);
    letter-spacing: -0.02em;
}

.sidebar-toggle {
    background: transparent;
    border: none;
    color: var(--primary-400);
    cursor: pointer;
    padding: var(--spacing-sm);
    border-radius: var(--radius-md);
    transition: all var(--transition-fast);
    display: none;
}

.sidebar-toggle:hover {
    background: rgba(255, 255, 255, 0.1);
    color: var(--text-inverse);
}

/* Sidebar Navigation */
.sidebar-nav {
    flex: 1;
    overflow-y: auto;
    padding: var(--spacing-md);
}

.nav-section {
    margin-bottom: var(--spacing-lg);
}

.nav-section-title {
    display: block;
    font-size: 0.75rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    color: var(--primary-400);
    padding: var(--spacing-sm) var(--spacing-md);
    margin-bottom: var(--spacing-xs);
}

.nav-item {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
    padding: var(--spacing-sm) var(--spacing-md);
    color: var(--primary-300);
    text-decoration: none;
    border-radius: var(--radius-md);
    transition: all var(--transition-fast);
    position: relative;
    font-weight: 500;
}

.nav-item i {
    width: 20px;
    text-align: center;
    font-size: 1rem;
}

.nav-item:hover {
    background: rgba(255, 255, 255, 0.08);
    color: var(--text-inverse);
}

.nav-item.active {
    background: rgba(255, 255, 255, 0.12);
    color: var(--text-inverse);
}

.nav-item.active::before {
    content: '';
    position: absolute;
    left: 0;
    top: 50%;
    transform: translateY(-50%);
    width: 3px;
    height: 24px;
    background: var(--primary-400);
    border-radius: 0 var(--radius-sm) var(--radius-sm) 0;
}

.badge {
    font-size: 0.625rem;
    font-weight: 600;
    padding: 0.125rem 0.5rem;
    border-radius: var(--radius-full);
    background: var(--success-500);
    color: white;
    text-transform: uppercase;
    letter-spacing: 0.05em;
}

.badge.pulse {
    animation: pulse 2s ease-in-out infinite;
}

@keyframes pulse {
    0%, 100% { opacity: 1; }
    50% { opacity: 0.6; }
}

/* Sidebar Footer */
.sidebar-footer {
    padding: var(--spacing-lg);
    border-top: 1px solid rgba(255, 255, 255, 0.1);
}

.property-selector,
.time-range-selector {
    margin-bottom: var(--spacing-md);
}

.property-selector label,
.time-range-selector label {
    display: block;
    font-size: 0.75rem;
    font-weight: 500;
    color: var(--primary-400);
    margin-bottom: var(--spacing-xs);
}

.select-input {
    width: 100%;
    padding: var(--spacing-sm) var(--spacing-md);
    background: rgba(255, 255, 255, 0.08);
    border: 1px solid rgba(255, 255, 255, 0.1);
    border-radius: var(--radius-md);
    color: var(--text-inverse);
    font-size: 0.875rem;
    cursor: pointer;
    transition: all var(--transition-fast);
}

.select-input:hover,
.select-input:focus {
    background: rgba(255, 255, 255, 0.12);
    border-color: rgba(255, 255, 255, 0.2);
    outline: none;
}

.select-input option {
    background: var(--bg-sidebar);
    color: var(--text-inverse);
}

/* ============================================================================
   MAIN CONTENT
   ============================================================================ */

.main-content {
    flex: 1;
    margin-left: var(--sidebar-width);
    min-height: 100vh;
    display: flex;
    flex-direction: column;
}

/* Top Header */
.top-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: var(--spacing-md) var(--spacing-xl);
    background: var(--bg-secondary);
    border-bottom: 1px solid var(--border-light);
    position: sticky;
    top: 0;
    z-index: 50;
}

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

.mobile-menu-toggle {
    display: none;
    background: transparent;
    border: none;
    color: var(--text-secondary);
    cursor: pointer;
    padding: var(--spacing-sm);
    border-radius: var(--radius-md);
}

.page-title {
    font-size: 1.5rem;
    font-weight: 600;
    color: var(--text-primary);
    letter-spacing: -0.02em;
}

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

.search-box {
    position: relative;
    width: 300px;
}

.search-box i {
    position: absolute;
    left: var(--spacing-md);
    top: 50%;
    transform: translateY(-50%);
    color: var(--text-muted);
}

.search-box input {
    width: 100%;
    padding: var(--spacing-sm) var(--spacing-md) var(--spacing-sm) 2.5rem;
    border: 1px solid var(--border-light);
    border-radius: var(--radius-lg);
    font-size: 0.875rem;
    background: var(--bg-tertiary);
    transition: all var(--transition-fast);
}

.search-box input:focus {
    outline: none;
    border-color: var(--primary-400);
    background: var(--bg-secondary);
    box-shadow: 0 0 0 3px rgba(71, 85, 105, 0.1);
}

/* Buttons */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: var(--spacing-xs);
    padding: var(--spacing-sm) var(--spacing-md);
    font-size: 0.875rem;
    font-weight: 500;
    border-radius: var(--radius-md);
    border: 1px solid transparent;
    cursor: pointer;
    transition: all var(--transition-fast);
    text-decoration: none;
    white-space: nowrap;
}

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

.btn-primary {
    background: var(--primary-600);
    color: var(--text-inverse);
    border-color: var(--primary-600);
}

.btn-primary:hover:not(:disabled) {
    background: var(--primary-700);
    border-color: var(--primary-700);
}

.btn-secondary {
    background: var(--bg-secondary);
    color: var(--text-secondary);
    border-color: var(--border-default);
}

.btn-secondary:hover:not(:disabled) {
    background: var(--bg-tertiary);
    border-color: var(--border-dark);
}

.btn-icon {
    width: 40px;
    height: 40px;
    padding: 0;
    background: transparent;
    color: var(--text-tertiary);
    border: none;
}

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

.btn-sm {
    padding: var(--spacing-xs) var(--spacing-sm);
    font-size: 0.75rem;
}

.btn-sm.active {
    background: var(--primary-600);
    color: var(--text-inverse);
}

/* ============================================================================
   CONTENT SECTIONS
   ============================================================================ */

.content-section {
    display: none;
    padding: var(--spacing-xl);
    animation: fadeIn 0.3s ease;
}

.content-section.active {
    display: block;
}

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

/* ============================================================================
   METRICS CARDS
   ============================================================================ */

.metrics-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: var(--spacing-lg);
    margin-bottom: var(--spacing-xl);
}

.metrics-grid.small {
    grid-template-columns: repeat(auto-fit, minmax(150px, 1fr));
    gap: var(--spacing-md);
}

.metric-card {
    background: var(--bg-card);
    border-radius: var(--radius-xl);
    padding: var(--spacing-lg);
    display: flex;
    align-items: flex-start;
    gap: var(--spacing-md);
    box-shadow: var(--shadow-sm);
    border: 1px solid var(--border-light);
    transition: all var(--transition-fast);
}

.metric-card:hover {
    box-shadow: var(--shadow-md);
    transform: translateY(-2px);
}

.metric-card.compact {
    padding: var(--spacing-md);
    flex-direction: column;
    align-items: center;
    text-align: center;
    gap: var(--spacing-sm);
}

.metric-icon {
    width: 48px;
    height: 48px;
    border-radius: var(--radius-lg);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.25rem;
    flex-shrink: 0;
}

.metric-icon.conversations {
    background: linear-gradient(135deg, #e0e7ff, #c7d2fe);
    color: #4f46e5;
}

.metric-icon.messages {
    background: linear-gradient(135deg, #dcfce7, #bbf7d0);
    color: #16a34a;
}

.metric-icon.leads {
    background: linear-gradient(135deg, #fef3c7, #fde68a);
    color: #d97706;
}

.metric-icon.hot {
    background: linear-gradient(135deg, #fee2e2, #fecaca);
    color: #dc2626;
}

.metric-icon.response {
    background: linear-gradient(135deg, #dbeafe, #bfdbfe);
    color: #2563eb;
}

.metric-icon.conversion {
    background: linear-gradient(135deg, #f3e8ff, #e9d5ff);
    color: #9333ea;
}

.metric-content {
    display: flex;
    flex-direction: column;
}

.metric-value {
    font-size: 1.75rem;
    font-weight: 700;
    color: var(--text-primary);
    line-height: 1.2;
    letter-spacing: -0.02em;
}

.metric-label {
    font-size: 0.8125rem;
    color: var(--text-tertiary);
    margin-top: var(--spacing-xs);
}

.metric-change {
    font-size: 0.75rem;
    font-weight: 600;
    margin-top: var(--spacing-xs);
    display: flex;
    align-items: center;
    gap: 0.25rem;
}

.metric-change.positive {
    color: var(--success-600);
}

.metric-change.negative {
    color: var(--error-600);
}

.metric-change::before {
    font-family: 'Font Awesome 6 Free';
    font-weight: 900;
}

.metric-change.positive::before {
    content: '\f062';
}

.metric-change.negative::before {
    content: '\f063';
}

/* ============================================================================
   CHARTS
   ============================================================================ */

.charts-grid {
    display: grid;
    grid-template-columns: 2fr 1fr;
    gap: var(--spacing-lg);
    margin-bottom: var(--spacing-xl);
}

.charts-grid.equal {
    grid-template-columns: repeat(2, 1fr);
}

.chart-card {
    background: var(--bg-card);
    border-radius: var(--radius-xl);
    padding: var(--spacing-lg);
    box-shadow: var(--shadow-sm);
    border: 1px solid var(--border-light);
}

.chart-card.large {
    grid-column: span 1;
}

.chart-card.full-width {
    grid-column: 1 / -1;
}

.chart-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    margin-bottom: var(--spacing-lg);
}

.chart-header h3 {
    font-size: 1rem;
    font-weight: 600;
    color: var(--text-primary);
}

.chart-subtitle {
    font-size: 0.8125rem;
    color: var(--text-tertiary);
    margin-top: var(--spacing-xs);
}

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

.chart-body {
    position: relative;
    height: 280px;
}

.chart-body.tall {
    height: 400px;
}

/* ============================================================================
   ACTIVITY SECTION
   ============================================================================ */

.activity-section {
    background: var(--bg-card);
    border-radius: var(--radius-xl);
    padding: var(--spacing-lg);
    box-shadow: var(--shadow-sm);
    border: 1px solid var(--border-light);
}

.section-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    margin-bottom: var(--spacing-lg);
}

.section-header h3 {
    font-size: 1rem;
    font-weight: 600;
    color: var(--text-primary);
}

.view-all-link {
    font-size: 0.8125rem;
    color: var(--primary-600);
    text-decoration: none;
    display: flex;
    align-items: center;
    gap: var(--spacing-xs);
    transition: color var(--transition-fast);
}

.view-all-link:hover {
    color: var(--primary-700);
}

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

.activity-item {
    display: flex;
    align-items: center;
    gap: var(--spacing-md);
    padding: var(--spacing-md);
    background: var(--bg-tertiary);
    border-radius: var(--radius-lg);
    cursor: pointer;
    transition: all var(--transition-fast);
}

.activity-item:hover {
    background: var(--primary-50);
}

.activity-avatar {
    width: 40px;
    height: 40px;
    border-radius: var(--radius-full);
    background: var(--primary-200);
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--primary-700);
    font-weight: 600;
    flex-shrink: 0;
}

.activity-content {
    flex: 1;
    min-width: 0;
}

.activity-name {
    font-weight: 600;
    color: var(--text-primary);
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
}

.activity-name .platform-badge {
    font-size: 0.625rem;
    padding: 0.125rem 0.375rem;
    border-radius: var(--radius-sm);
    background: var(--primary-100);
    color: var(--primary-700);
}

.activity-preview {
    font-size: 0.8125rem;
    color: var(--text-tertiary);
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}

.activity-meta {
    text-align: right;
    flex-shrink: 0;
}

.activity-time {
    font-size: 0.75rem;
    color: var(--text-muted);
}

.activity-badge {
    font-size: 0.625rem;
    padding: 0.125rem 0.375rem;
    border-radius: var(--radius-sm);
    margin-top: var(--spacing-xs);
    display: inline-block;
}

.activity-badge.hot {
    background: var(--error-100);
    color: var(--error-600);
}

.activity-badge.warm {
    background: var(--warning-100);
    color: var(--warning-600);
}

.activity-badge.initial {
    background: var(--neutral-200);
    color: var(--neutral-600);
}

/* ============================================================================
   REAL-TIME SECTION
   ============================================================================ */

.realtime-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    margin-bottom: var(--spacing-lg);
}

.realtime-status {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
    font-weight: 500;
    color: var(--success-600);
}

.status-dot {
    width: 8px;
    height: 8px;
    border-radius: var(--radius-full);
    background: var(--success-500);
}

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

.last-updated {
    font-size: 0.8125rem;
    color: var(--text-muted);
}

.realtime-feed {
    background: var(--bg-card);
    border-radius: var(--radius-xl);
    padding: var(--spacing-lg);
    box-shadow: var(--shadow-sm);
    border: 1px solid var(--border-light);
}

.realtime-feed h3 {
    font-size: 1rem;
    font-weight: 600;
    color: var(--text-primary);
    margin-bottom: var(--spacing-lg);
}

.feed-list {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-sm);
    max-height: 400px;
    overflow-y: auto;
}

.feed-item {
    display: flex;
    gap: var(--spacing-md);
    padding: var(--spacing-md);
    background: var(--bg-tertiary);
    border-radius: var(--radius-lg);
    animation: slideIn 0.3s ease;
}

@keyframes slideIn {
    from {
        opacity: 0;
        transform: translateX(-20px);
    }
    to {
        opacity: 1;
        transform: translateX(0);
    }
}

.feed-icon {
    width: 32px;
    height: 32px;
    border-radius: var(--radius-full);
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
}

.feed-icon.user {
    background: var(--primary-100);
    color: var(--primary-600);
}

.feed-icon.assistant {
    background: var(--success-100);
    color: var(--success-600);
}

.feed-content {
    flex: 1;
    min-width: 0;
}

.feed-meta {
    font-size: 0.75rem;
    color: var(--text-muted);
    margin-bottom: var(--spacing-xs);
}

.feed-text {
    font-size: 0.875rem;
    color: var(--text-primary);
    line-height: 1.4;
}

/* ============================================================================
   FILTERS BAR
   ============================================================================ */

.filters-bar {
    display: flex;
    align-items: center;
    gap: var(--spacing-md);
    margin-bottom: var(--spacing-lg);
    flex-wrap: wrap;
}

.filter-group {
    display: flex;
    gap: var(--spacing-sm);
}

.filter-input,
.filter-select {
    padding: var(--spacing-sm) var(--spacing-md);
    border: 1px solid var(--border-light);
    border-radius: var(--radius-md);
    font-size: 0.875rem;
    background: var(--bg-secondary);
    color: var(--text-primary);
    transition: all var(--transition-fast);
}

.filter-input:focus,
.filter-select:focus {
    outline: none;
    border-color: var(--primary-400);
    box-shadow: 0 0 0 3px rgba(71, 85, 105, 0.1);
}

.filter-input {
    width: 200px;
}

.filter-select {
    min-width: 150px;
}

/* ============================================================================
   DATA TABLES
   ============================================================================ */

.table-container {
    background: var(--bg-card);
    border-radius: var(--radius-xl);
    box-shadow: var(--shadow-sm);
    border: 1px solid var(--border-light);
    overflow: hidden;
    margin-bottom: var(--spacing-lg);
}

.data-table {
    width: 100%;
    border-collapse: collapse;
}

.data-table th,
.data-table td {
    padding: var(--spacing-md) var(--spacing-lg);
    text-align: left;
    border-bottom: 1px solid var(--border-light);
}

.data-table th {
    background: var(--bg-tertiary);
    font-weight: 600;
    font-size: 0.75rem;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    color: var(--text-tertiary);
}

.data-table tbody tr {
    transition: background var(--transition-fast);
}

.data-table tbody tr:hover {
    background: var(--primary-50);
}

.data-table tbody tr:last-child td {
    border-bottom: none;
}

.loading-cell {
    text-align: center;
    padding: var(--spacing-xl) !important;
    color: var(--text-muted);
}

/* Table Cell Styles */
.contact-cell {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
}

.contact-avatar {
    width: 36px;
    height: 36px;
    border-radius: var(--radius-full);
    background: var(--primary-200);
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--primary-700);
    font-weight: 600;
    font-size: 0.875rem;
}

.contact-info {
    display: flex;
    flex-direction: column;
}

.contact-name {
    font-weight: 600;
    color: var(--text-primary);
}

.contact-phone {
    font-size: 0.75rem;
    color: var(--text-muted);
}

.status-badge {
    display: inline-flex;
    align-items: center;
    gap: 0.25rem;
    padding: 0.25rem 0.5rem;
    border-radius: var(--radius-full);
    font-size: 0.75rem;
    font-weight: 500;
}

.status-badge.hot {
    background: var(--error-100);
    color: var(--error-600);
}

.status-badge.warm {
    background: var(--warning-100);
    color: var(--warning-600);
}

.status-badge.initial {
    background: var(--neutral-200);
    color: var(--neutral-600);
}

.status-badge.injected {
    background: var(--success-100);
    color: var(--success-600);
}

.status-badge.pending {
    background: var(--warning-100);
    color: var(--warning-600);
}

.platform-icon {
    display: inline-flex;
    align-items: center;
    gap: var(--spacing-xs);
    font-size: 0.875rem;
    color: var(--text-secondary);
}

.platform-icon i {
    font-size: 1rem;
}

.platform-icon.whatsapp {
    color: #25D366;
}

.platform-icon.instagram {
    color: #E4405F;
}

.platform-icon.web {
    color: var(--primary-500);
}

.action-btn {
    padding: var(--spacing-xs) var(--spacing-sm);
    background: transparent;
    border: 1px solid var(--border-light);
    border-radius: var(--radius-md);
    color: var(--text-tertiary);
    cursor: pointer;
    transition: all var(--transition-fast);
}

.action-btn:hover {
    background: var(--primary-50);
    border-color: var(--primary-300);
    color: var(--primary-600);
}

/* ============================================================================
   PAGINATION
   ============================================================================ */

.pagination {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: var(--spacing-md);
}

.page-info {
    font-size: 0.875rem;
    color: var(--text-tertiary);
}

/* ============================================================================
   CONVERSATION DETAIL
   ============================================================================ */

.detail-header {
    display: flex;
    align-items: center;
    gap: var(--spacing-lg);
    margin-bottom: var(--spacing-xl);
}

.btn-back {
    background: transparent;
    border: 1px solid var(--border-light);
    color: var(--text-secondary);
}

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

.detail-title h2 {
    font-size: 1.25rem;
    font-weight: 600;
    color: var(--text-primary);
}

.detail-meta {
    font-size: 0.875rem;
    color: var(--text-tertiary);
}

.detail-content {
    display: grid;
    grid-template-columns: 1fr 320px;
    gap: var(--spacing-xl);
}

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

.empty-state i {
    font-size: 3rem;
    margin-bottom: var(--spacing-lg);
    opacity: 0.5;
}

.empty-state h3 {
    font-size: 1.125rem;
    font-weight: 600;
    color: var(--text-secondary);
    margin-bottom: var(--spacing-sm);
}

/* Chat Replay */
.chat-replay {
    background: var(--bg-card);
    border-radius: var(--radius-xl);
    box-shadow: var(--shadow-sm);
    border: 1px solid var(--border-light);
    overflow: hidden;
    display: flex;
    flex-direction: column;
    max-height: 600px;
}

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

.chat-replay-header h4 {
    font-size: 0.875rem;
    font-weight: 600;
    color: var(--text-primary);
}

.chat-replay-body {
    flex: 1;
    overflow-y: auto;
    padding: var(--spacing-lg);
    display: flex;
    flex-direction: column;
    gap: var(--spacing-md);
}

.chat-message {
    max-width: 80%;
    display: flex;
    flex-direction: column;
}

.chat-message.user {
    align-self: flex-end;
}

.chat-message.assistant {
    align-self: flex-start;
}

.chat-bubble {
    padding: var(--spacing-md);
    border-radius: var(--radius-lg);
    font-size: 0.875rem;
    line-height: 1.5;
}

.chat-message.user .chat-bubble {
    background: var(--primary-600);
    color: var(--text-inverse);
    border-bottom-right-radius: var(--radius-sm);
}

.chat-message.assistant .chat-bubble {
    background: var(--bg-tertiary);
    color: var(--text-primary);
    border-bottom-left-radius: var(--radius-sm);
}

.chat-time {
    font-size: 0.625rem;
    color: var(--text-muted);
    margin-top: var(--spacing-xs);
}

.chat-message.user .chat-time {
    text-align: right;
}

/* Detail Sidebar */
.detail-sidebar {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-lg);
}

.detail-card {
    background: var(--bg-card);
    border-radius: var(--radius-xl);
    box-shadow: var(--shadow-sm);
    border: 1px solid var(--border-light);
    overflow: hidden;
}

.detail-card-header {
    padding: var(--spacing-md) var(--spacing-lg);
    background: var(--bg-tertiary);
    border-bottom: 1px solid var(--border-light);
}

.detail-card-header h4 {
    font-size: 0.875rem;
    font-weight: 600;
    color: var(--text-primary);
}

.detail-card-body {
    padding: var(--spacing-lg);
}

.detail-row {
    display: flex;
    justify-content: space-between;
    padding: var(--spacing-sm) 0;
    border-bottom: 1px solid var(--border-light);
}

.detail-row:last-child {
    border-bottom: none;
}

.detail-label {
    font-size: 0.8125rem;
    color: var(--text-tertiary);
}

.detail-value {
    font-size: 0.8125rem;
    font-weight: 500;
    color: var(--text-primary);
    text-align: right;
}

/* ============================================================================
   PLATFORM CARDS
   ============================================================================ */

.platform-cards {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: var(--spacing-lg);
    margin-bottom: var(--spacing-xl);
}

.platform-card {
    background: var(--bg-card);
    border-radius: var(--radius-xl);
    padding: var(--spacing-lg);
    box-shadow: var(--shadow-sm);
    border: 1px solid var(--border-light);
    display: flex;
    align-items: center;
    gap: var(--spacing-lg);
}

.platform-card-icon {
    width: 56px;
    height: 56px;
    border-radius: var(--radius-lg);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.5rem;
}

.platform-card-icon.whatsapp {
    background: #dcfce7;
    color: #25D366;
}

.platform-card-icon.instagram {
    background: #fce7f3;
    color: #E4405F;
}

.platform-card-icon.web {
    background: var(--primary-100);
    color: var(--primary-600);
}

.platform-card-content {
    flex: 1;
}

.platform-card-name {
    font-size: 1rem;
    font-weight: 600;
    color: var(--text-primary);
    margin-bottom: var(--spacing-xs);
}

.platform-card-stats {
    display: flex;
    gap: var(--spacing-lg);
}

.platform-stat {
    display: flex;
    flex-direction: column;
}

.platform-stat-value {
    font-size: 1.25rem;
    font-weight: 700;
    color: var(--text-primary);
}

.platform-stat-label {
    font-size: 0.75rem;
    color: var(--text-muted);
}

/* ============================================================================
   HEATMAP
   ============================================================================ */

.heatmap-container {
    padding: var(--spacing-lg);
}

.heatmap-grid {
    display: grid;
    grid-template-columns: 60px repeat(24, 1fr);
    gap: 2px;
}

.heatmap-label {
    font-size: 0.75rem;
    color: var(--text-tertiary);
    display: flex;
    align-items: center;
    padding: var(--spacing-xs);
}

.heatmap-label.hour {
    justify-content: center;
    font-weight: 500;
}

.heatmap-cell {
    aspect-ratio: 1;
    border-radius: var(--radius-sm);
    min-height: 24px;
    transition: all var(--transition-fast);
    cursor: pointer;
}

.heatmap-cell:hover {
    transform: scale(1.1);
    z-index: 1;
}

.heatmap-cell.level-0 { background: var(--neutral-100); }
.heatmap-cell.level-1 { background: #c7d2fe; }
.heatmap-cell.level-2 { background: #a5b4fc; }
.heatmap-cell.level-3 { background: #818cf8; }
.heatmap-cell.level-4 { background: #6366f1; }
.heatmap-cell.level-5 { background: #4f46e5; }

.heatmap-legend {
    display: flex;
    align-items: center;
    justify-content: flex-end;
    gap: var(--spacing-sm);
    margin-top: var(--spacing-lg);
    font-size: 0.75rem;
    color: var(--text-muted);
}

.heatmap-legend-item {
    width: 16px;
    height: 16px;
    border-radius: var(--radius-xs);
}

/* ============================================================================
   MODAL
   ============================================================================ */

.modal {
    display: none;
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    z-index: 1000;
    align-items: center;
    justify-content: center;
}

.modal.active {
    display: flex;
}

.modal-overlay {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(0, 0, 0, 0.5);
    backdrop-filter: blur(4px);
}

.modal-content {
    position: relative;
    background: var(--bg-card);
    border-radius: var(--radius-xl);
    box-shadow: var(--shadow-xl);
    width: 90%;
    max-width: 600px;
    max-height: 90vh;
    overflow: hidden;
    animation: modalSlideIn 0.3s ease;
}

@keyframes modalSlideIn {
    from {
        opacity: 0;
        transform: translateY(-20px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

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

.modal-header h3 {
    font-size: 1.125rem;
    font-weight: 600;
    color: var(--text-primary);
}

.modal-close {
    background: transparent;
    border: none;
    color: var(--text-muted);
    cursor: pointer;
    padding: var(--spacing-sm);
    border-radius: var(--radius-md);
    transition: all var(--transition-fast);
}

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

.modal-body {
    padding: var(--spacing-lg);
    overflow-y: auto;
    max-height: calc(90vh - 80px);
}

/* ============================================================================
   TOAST NOTIFICATIONS
   ============================================================================ */

.toast-container {
    position: fixed;
    bottom: var(--spacing-xl);
    right: var(--spacing-xl);
    z-index: 1100;
    display: flex;
    flex-direction: column;
    gap: var(--spacing-sm);
}

.toast {
    background: var(--bg-card);
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-lg);
    padding: var(--spacing-md) var(--spacing-lg);
    display: flex;
    align-items: center;
    gap: var(--spacing-md);
    min-width: 300px;
    max-width: 400px;
    animation: toastSlideIn 0.3s ease;
}

@keyframes toastSlideIn {
    from {
        opacity: 0;
        transform: translateX(100%);
    }
    to {
        opacity: 1;
        transform: translateX(0);
    }
}

.toast.success {
    border-left: 4px solid var(--success-500);
}

.toast.error {
    border-left: 4px solid var(--error-500);
}

.toast.info {
    border-left: 4px solid var(--info-500);
}

.toast-icon {
    font-size: 1.25rem;
}

.toast.success .toast-icon { color: var(--success-500); }
.toast.error .toast-icon { color: var(--error-500); }
.toast.info .toast-icon { color: var(--info-500); }

.toast-message {
    flex: 1;
    font-size: 0.875rem;
    color: var(--text-primary);
}

/* ============================================================================
   LOADING STATES
   ============================================================================ */

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

.loading-placeholder i {
    font-size: 1.25rem;
}

.skeleton {
    background: linear-gradient(90deg, var(--neutral-200) 25%, var(--neutral-100) 50%, var(--neutral-200) 75%);
    background-size: 200% 100%;
    animation: shimmer 1.5s infinite;
    border-radius: var(--radius-md);
}

@keyframes shimmer {
    0% { background-position: 200% 0; }
    100% { background-position: -200% 0; }
}

/* ============================================================================
   RESPONSIVE DESIGN
   ============================================================================ */

@media (max-width: 1200px) {
    .charts-grid {
        grid-template-columns: 1fr;
    }

    .detail-content {
        grid-template-columns: 1fr;
    }

    .detail-sidebar {
        order: -1;
    }
}

@media (max-width: 1024px) {
    .sidebar {
        transform: translateX(-100%);
    }

    .sidebar.open {
        transform: translateX(0);
    }

    .main-content {
        margin-left: 0;
    }

    .mobile-menu-toggle {
        display: block;
    }

    .search-box {
        width: 200px;
    }
}

@media (max-width: 768px) {
    .content-section {
        padding: var(--spacing-md);
    }

    .top-header {
        padding: var(--spacing-md);
    }

    .header-right {
        gap: var(--spacing-sm);
    }

    .search-box {
        display: none;
    }

    .metrics-grid {
        grid-template-columns: repeat(2, 1fr);
        gap: var(--spacing-md);
    }

    .filters-bar {
        flex-direction: column;
        align-items: stretch;
    }

    .filter-group {
        width: 100%;
    }

    .filter-input,
    .filter-select {
        width: 100%;
    }

    .data-table {
        font-size: 0.8125rem;
    }

    .data-table th,
    .data-table td {
        padding: var(--spacing-sm);
    }

    .platform-cards {
        grid-template-columns: 1fr;
    }
}

@media (max-width: 480px) {
    .metrics-grid {
        grid-template-columns: 1fr;
    }

    .metric-card {
        flex-direction: column;
        text-align: center;
    }

    .page-title {
        font-size: 1.25rem;
    }
}