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

:root {
    /* Status Colors */
    --color-pidiendo-precio: #FFC107;
    --color-faltan-datos: #EF4444;
    --color-venta-realizada: #10B981;
    --color-pendiente-confirmacion: #3B82F6;
    
    /* UI Colors */
    --color-primary: #1E86FF;
    --color-secondary: #5F6A82;
    --color-success: #10B981;
    --color-danger: #EF4444;
    --color-warning: #F59E0B;
    
    /* Background Colors */
    --color-bg-main: #EEF2F8;
    --color-bg-card: #FFFFFF;
    --color-bg-sidebar: #191C29;
    --color-bg-sidebar-secondary: #141724;
    --color-bg-hover: #F1F5F9;
    
    /* Text Colors */
    --color-text-primary: #101426;
    --color-text-secondary: #5F6A82;
    --color-text-light: #AAB4CB;
    --color-text-white: #F4F5FF;
    
    /* Border Colors */
    --color-border: #D7DEEA;
    --color-border-light: #F1F5F9;
    
    /* Shadows */
    --shadow-sm: 0 1px 2px rgba(0, 0, 0, 0.05);
    --shadow-md: 0 4px 6px rgba(0, 0, 0, 0.07);
    --shadow-lg: 0 10px 15px rgba(0, 0, 0, 0.1);
    
    /* Spacing */
    --spacing-xs: 0.25rem;
    --spacing-sm: 0.5rem;
    --spacing-md: 1rem;
    --spacing-lg: 1.5rem;
    --spacing-xl: 2rem;
    
    /* Transitions */
    --transition-fast: 150ms ease;
    --transition-normal: 250ms ease;
}

body {
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
    background: var(--color-bg-main);
    color: var(--color-text-primary);
    line-height: 1.6;
    display: flex;
    min-height: 100vh;
    overflow-x: hidden;
}

/* ===================================
   SIDEBAR
   =================================== */
.sidebar {
    width: 260px;
    background: linear-gradient(180deg, var(--color-bg-sidebar) 0%, var(--color-bg-sidebar-secondary) 100%);
    color: var(--color-text-white);
    display: flex;
    flex-direction: column;
    position: fixed;
    left: 0;
    top: 0;
    bottom: 0;
    z-index: 100;
    box-shadow: var(--shadow-lg);
}

.logo {
    padding: var(--spacing-xl);
    display: flex;
    align-items: center;
    justify-content: center;
    border-bottom: 1px solid rgba(255, 255, 255, 0.08);
}

.logo-image {
    display: block;
    max-width: 100%;
    max-height: 48px;
    width: auto;
}

.nav-menu {
    flex: 1;
    padding: var(--spacing-lg);
    display: flex;
    flex-direction: column;
    gap: var(--spacing-sm);
}

.nav-item {
    display: flex;
    align-items: center;
    gap: var(--spacing-md);
    padding: var(--spacing-md);
    border-radius: 8px;
    color: var(--color-text-light);
    text-decoration: none;
    transition: all var(--transition-fast);
    position: relative;
}

.nav-item:hover {
    background: rgba(30, 134, 255, 0.16);
    color: var(--color-text-white);
}

.nav-item.active {
    background: rgba(30, 134, 255, 0.24);
    color: var(--color-text-white);
    box-shadow: inset 0 0 0 1px rgba(255, 255, 255, 0.06);
}

.nav-item i {
    width: 20px;
    text-align: center;
}

.nav-item .badge {
    margin-left: auto;
    background: var(--color-secondary);
    color: var(--color-text-white);
    padding: 2px 8px;
    border-radius: 12px;
    font-size: 0.75rem;
    font-weight: 600;
}

.nav-item .badge.urgent {
    background: var(--color-danger);
}

.sidebar-footer {
    padding: var(--spacing-lg);
    border-top: 1px solid rgba(255, 255, 255, 0.08);
    background: rgba(0, 0, 0, 0.1);
}

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

.user-avatar {
    width: 40px;
    height: 40px;
    border-radius: 50%;
    background: rgba(244, 245, 255, 0.08);
    display: flex;
    align-items: center;
    justify-content: center;
}

.user-details {
    flex: 1;
}

.user-name {
    font-weight: 600;
    font-size: 0.875rem;
}

.user-email {
    font-size: 0.75rem;
    color: var(--color-text-light);
}

/* ===================================
   MAIN CONTENT
   =================================== */
.main-content {
    flex: 1;
    margin-left: 260px;
    display: flex;
    flex-direction: column;
}

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

.header-left h2 {
    font-size: 1.5rem;
    font-weight: 700;
    margin-bottom: var(--spacing-xs);
}

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

.search-box {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
    background: var(--color-bg-main);
    border: 1px solid var(--color-border);
    border-radius: 8px;
    padding: var(--spacing-sm) var(--spacing-md);
    min-width: 300px;
}

.search-box i {
    color: var(--color-text-secondary);
}

.search-box input {
    border: none;
    background: none;
    outline: none;
    flex: 1;
    font-size: 0.875rem;
}

.content-area {
    flex: 1;
    padding: var(--spacing-xl);
    overflow-y: auto;
}

/* ===================================
   PAGE MANAGEMENT
   =================================== */
.page {
    display: none;
}

.page.active {
    display: block;
    animation: fadeIn 0.3s ease;
}

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

/* ===================================
   FILTERS
   =================================== */
.filters {
    display: flex;
    gap: var(--spacing-sm);
    margin-bottom: var(--spacing-xl);
    flex-wrap: wrap;
}

.filter-btn {
    padding: var(--spacing-sm) var(--spacing-lg);
    border: 1px solid var(--color-border);
    background: var(--color-bg-card);
    border-radius: 8px;
    cursor: pointer;
    font-size: 0.875rem;
    font-weight: 500;
    transition: all var(--transition-fast);
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
}

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

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

.status-dot {
    width: 8px;
    height: 8px;
    border-radius: 50%;
    display: inline-block;
}

/* ===================================
   CONVERSATIONS LIST
   =================================== */
.conversations-list {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-md);
}

.conversation-card {
    background: var(--color-bg-card);
    border: 1px solid var(--color-border);
    border-radius: 12px;
    padding: var(--spacing-lg);
    cursor: pointer;
    transition: all var(--transition-fast);
}

.conversation-card:hover {
    box-shadow: var(--shadow-md);
    border-color: var(--color-primary);
}

.conversation-card-header {
    display: flex;
    justify-content: space-between;
    align-items: start;
    margin-bottom: var(--spacing-md);
}

.conversation-info {
    flex: 1;
}

.conversation-client {
    font-weight: 600;
    font-size: 1rem;
    margin-bottom: var(--spacing-xs);
}

.conversation-subject {
    color: var(--color-text-secondary);
    font-size: 0.875rem;
}

.conversation-meta {
    display: flex;
    flex-direction: column;
    align-items: flex-end;
    gap: var(--spacing-xs);
}

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

.time-no-reply {
    display: flex;
    align-items: center;
    gap: var(--spacing-xs);
    font-size: 0.75rem;
    padding: 4px 8px;
    border-radius: 6px;
    font-weight: 500;
}

.time-no-reply.critical {
    background: rgba(239, 68, 68, 0.1);
    color: var(--color-danger);
}

.time-no-reply.warning {
    background: rgba(245, 158, 11, 0.1);
    color: var(--color-warning);
}

.time-no-reply.normal {
    background: rgba(100, 116, 139, 0.1);
    color: var(--color-secondary);
}

.conversation-preview {
    color: var(--color-text-secondary);
    font-size: 0.875rem;
    margin-bottom: var(--spacing-md);
    line-height: 1.5;
}

.conversation-footer {
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.status-badge {
    padding: 4px 12px;
    border-radius: 6px;
    font-size: 0.75rem;
    font-weight: 600;
    display: inline-flex;
    align-items: center;
    gap: var(--spacing-xs);
}

.status-badge.pidiendo_precio {
    background: rgba(255, 193, 7, 0.15);
    color: #D97706;
}

.status-badge.faltan_datos {
    background: rgba(239, 68, 68, 0.15);
    color: #DC2626;
}

.status-badge.venta_realizada {
    background: rgba(16, 185, 129, 0.15);
    color: #059669;
}

.status-badge.pendiente_confirmacion {
    background: rgba(59, 130, 246, 0.15);
    color: #2563EB;
}

.conversation-actions {
    display: flex;
    gap: var(--spacing-sm);
}

/* ===================================
   BUTTONS
   =================================== */
.btn {
    padding: var(--spacing-sm) var(--spacing-lg);
    border: none;
    border-radius: 8px;
    font-size: 0.875rem;
    font-weight: 500;
    cursor: pointer;
    transition: all var(--transition-fast);
    display: inline-flex;
    align-items: center;
    gap: var(--spacing-sm);
}

.btn-primary {
    background: var(--color-primary);
    color: var(--color-text-white);
}

.btn-primary:hover {
    background: #1D4ED8;
}

.btn-secondary {
    background: var(--color-bg-hover);
    color: var(--color-text-primary);
    border: 1px solid var(--color-border);
}

.btn-secondary:hover {
    background: var(--color-border);
}

.btn-sm {
    padding: 6px 12px;
    font-size: 0.75rem;
}

.back-btn {
    display: inline-flex;
    align-items: center;
    gap: var(--spacing-sm);
    padding: var(--spacing-sm) var(--spacing-md);
    background: var(--color-bg-hover);
    border: 1px solid var(--color-border);
    border-radius: 8px;
    cursor: pointer;
    font-size: 0.875rem;
    margin-bottom: var(--spacing-lg);
    transition: all var(--transition-fast);
}

.back-btn:hover {
    background: var(--color-border);
}

/* ===================================
   CONVERSATION DETAIL
   =================================== */
.conversation-detail {
    max-width: 1200px;
    margin: 0 auto;
}

.conversation-header {
    background: var(--color-bg-card);
    border: 1px solid var(--color-border);
    border-radius: 12px;
    padding: var(--spacing-xl);
    margin-bottom: var(--spacing-lg);
}

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

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

.client-avatar-lg {
    width: 60px;
    height: 60px;
    border-radius: 50%;
    background: linear-gradient(135deg, var(--color-primary), var(--color-pendiente-confirmacion));
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--color-text-white);
    font-size: 1.5rem;
    font-weight: 600;
}

.client-details {
    flex: 1;
}

.client-name {
    font-size: 1.25rem;
    font-weight: 700;
    margin-bottom: var(--spacing-xs);
}

.client-email {
    color: var(--color-text-secondary);
    font-size: 0.875rem;
}

.conversation-stats {
    display: flex;
    gap: var(--spacing-xl);
    padding-top: var(--spacing-lg);
    border-top: 1px solid var(--color-border);
}

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

.stat-label {
    font-size: 0.75rem;
    color: var(--color-text-secondary);
    margin-bottom: var(--spacing-xs);
}

.stat-value {
    font-size: 1rem;
    font-weight: 600;
}

/* ===================================
   MESSAGES THREAD
   =================================== */
.messages-thread {
    background: var(--color-bg-card);
    border: 1px solid var(--color-border);
    border-radius: 12px;
    padding: var(--spacing-xl);
    margin-bottom: var(--spacing-lg);
    max-height: 500px;
    overflow-y: auto;
}

.message-item {
    margin-bottom: var(--spacing-xl);
    padding-bottom: var(--spacing-xl);
    border-bottom: 1px solid var(--color-border-light);
}

.message-item:last-child {
    border-bottom: none;
    margin-bottom: 0;
    padding-bottom: 0;
}

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

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

.message-avatar {
    width: 32px;
    height: 32px;
    border-radius: 50%;
    background: var(--color-primary);
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--color-text-white);
    font-size: 0.875rem;
    font-weight: 600;
}

.message-sender {
    font-weight: 600;
}

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

.message-content {
    color: var(--color-text-primary);
    line-height: 1.6;
}

/* ===================================
   DRAFT EDITOR
   =================================== */
.draft-editor {
    background: var(--color-bg-card);
    border: 1px solid var(--color-border);
    border-radius: 12px;
    padding: var(--spacing-xl);
}

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

.editor-header h3 {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
    font-size: 1rem;
}

.ai-badge {
    padding: 4px 10px;
    background: linear-gradient(135deg, var(--color-primary), var(--color-pendiente-confirmacion));
    color: var(--color-text-white);
    border-radius: 6px;
    font-size: 0.75rem;
    font-weight: 600;
}

.editor-toolbar {
    display: flex;
    gap: var(--spacing-xs);
    margin-bottom: var(--spacing-md);
    padding-bottom: var(--spacing-md);
    border-bottom: 1px solid var(--color-border);
}

.toolbar-btn {
    width: 32px;
    height: 32px;
    border: 1px solid var(--color-border);
    background: var(--color-bg-card);
    border-radius: 6px;
    cursor: pointer;
    transition: all var(--transition-fast);
    display: flex;
    align-items: center;
    justify-content: center;
}

.toolbar-btn:hover {
    background: var(--color-bg-hover);
}

.editor-content {
    width: 100%;
    min-height: 200px;
    padding: var(--spacing-md);
    border: 1px solid var(--color-border);
    border-radius: 8px;
    font-family: inherit;
    font-size: 0.875rem;
    line-height: 1.6;
    resize: vertical;
    margin-bottom: var(--spacing-lg);
}

.editor-content:focus {
    outline: none;
    border-color: var(--color-primary);
}

.editor-actions {
    display: flex;
    justify-content: flex-end;
    gap: var(--spacing-md);
}

/* ===================================
   DATA TABLES
   =================================== */
.page-actions {
    margin-bottom: var(--spacing-xl);
}

.data-table {
    background: var(--color-bg-card);
    border: 1px solid var(--color-border);
    border-radius: 12px;
    overflow: hidden;
}

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

.data-table thead {
    background: var(--color-bg-hover);
}

.data-table th {
    padding: var(--spacing-md) var(--spacing-lg);
    text-align: left;
    font-weight: 600;
    font-size: 0.875rem;
    color: var(--color-text-secondary);
    border-bottom: 1px solid var(--color-border);
}

.data-table td {
    padding: var(--spacing-md) var(--spacing-lg);
    border-bottom: 1px solid var(--color-border-light);
}

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

.data-table tbody tr:hover {
    background: var(--color-bg-hover);
}

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

.client-avatar-sm {
    width: 36px;
    height: 36px;
    border-radius: 50%;
    background: var(--color-primary);
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--color-text-white);
    font-size: 0.75rem;
    font-weight: 600;
}

.client-link {
    color: var(--color-primary);
    text-decoration: none;
    font-weight: 500;
}

.client-link:hover {
    text-decoration: underline;
}

/* ===================================
   ALERTS
   =================================== */
.alerts-summary {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: var(--spacing-lg);
    margin-bottom: var(--spacing-xl);
}

.alert-stat {
    background: var(--color-bg-card);
    border: 1px solid var(--color-border);
    border-radius: 12px;
    padding: var(--spacing-xl);
    display: flex;
    align-items: center;
    gap: var(--spacing-lg);
}

.alert-stat i {
    font-size: 2rem;
}

.alert-stat.critical {
    border-left: 4px solid var(--color-danger);
}

.alert-stat.critical i {
    color: var(--color-danger);
}

.alert-stat.warning {
    border-left: 4px solid var(--color-warning);
}

.alert-stat.warning i {
    color: var(--color-warning);
}

.alert-stat.normal {
    border-left: 4px solid var(--color-secondary);
}

.alert-stat.normal i {
    color: var(--color-secondary);
}

.alert-stat h3 {
    font-size: 2rem;
    font-weight: 700;
}

.alert-stat p {
    color: var(--color-text-secondary);
    font-size: 0.875rem;
}

.urgency-badge {
    padding: 4px 8px;
    border-radius: 6px;
    font-size: 0.75rem;
    font-weight: 600;
    text-transform: uppercase;
}

.urgency-badge.critical {
    background: rgba(239, 68, 68, 0.15);
    color: var(--color-danger);
}

.urgency-badge.warning {
    background: rgba(245, 158, 11, 0.15);
    color: var(--color-warning);
}

.urgency-badge.normal {
    background: rgba(100, 116, 139, 0.15);
    color: var(--color-secondary);
}

/* ===================================
   CONFIG
   =================================== */
.config-container {
    max-width: 900px;
}

.config-section {
    margin-bottom: var(--spacing-xl);
}

.config-section h3 {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
    margin-bottom: var(--spacing-lg);
    font-size: 1.125rem;
}

.config-card {
    background: var(--color-bg-card);
    border: 1px solid var(--color-border);
    border-radius: 12px;
    padding: var(--spacing-xl);
}

.form-group {
    margin-bottom: var(--spacing-lg);
}

.form-group:last-child {
    margin-bottom: 0;
}

.form-group label {
    display: block;
    font-weight: 500;
    margin-bottom: var(--spacing-sm);
    font-size: 0.875rem;
}

.form-control {
    width: 100%;
    padding: var(--spacing-sm) var(--spacing-md);
    border: 1px solid var(--color-border);
    border-radius: 8px;
    font-family: inherit;
    font-size: 0.875rem;
}

.form-control:focus {
    outline: none;
    border-color: var(--color-primary);
}

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

.checkbox-label {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
    cursor: pointer;
}

.catalog-status {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
    padding: var(--spacing-md);
    background: rgba(16, 185, 129, 0.1);
    border-radius: 8px;
    margin-bottom: var(--spacing-lg);
}

.catalog-status i {
    color: var(--color-success);
    font-size: 1.25rem;
}

.rule-item {
    padding: var(--spacing-lg);
    border: 1px solid var(--color-border);
    border-radius: 8px;
    margin-bottom: var(--spacing-md);
}

.rule-item:last-child {
    margin-bottom: 0;
}

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

.rule-description {
    color: var(--color-text-secondary);
    font-size: 0.875rem;
}

.toggle-switch {
    position: relative;
    display: inline-block;
    width: 44px;
    height: 24px;
}

.toggle-switch input {
    opacity: 0;
    width: 0;
    height: 0;
}

.toggle-slider {
    position: absolute;
    cursor: pointer;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background-color: var(--color-secondary);
    transition: var(--transition-normal);
    border-radius: 24px;
}

.toggle-slider:before {
    position: absolute;
    content: "";
    height: 18px;
    width: 18px;
    left: 3px;
    bottom: 3px;
    background-color: white;
    transition: var(--transition-normal);
    border-radius: 50%;
}

.toggle-switch input:checked + .toggle-slider {
    background-color: var(--color-success);
}

.toggle-switch input:checked + .toggle-slider:before {
    transform: translateX(20px);
}

.config-actions {
    margin-top: var(--spacing-xl);
    display: flex;
    justify-content: flex-end;
}

/* ===================================
   CLIENT PROFILE
   =================================== */
.client-profile-header {
    background: var(--color-bg-card);
    border: 1px solid var(--color-border);
    border-radius: 12px;
    padding: var(--spacing-xl);
    margin-bottom: var(--spacing-lg);
}

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

.profile-avatar {
    width: 80px;
    height: 80px;
    border-radius: 50%;
    background: linear-gradient(135deg, var(--color-primary), var(--color-pendiente-confirmacion));
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--color-text-white);
    font-size: 2rem;
    font-weight: 600;
}

.profile-info h2 {
    font-size: 1.5rem;
    margin-bottom: var(--spacing-xs);
}

.profile-email {
    color: var(--color-text-secondary);
    margin-bottom: var(--spacing-sm);
}

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

.profile-stats {
    display: flex;
    gap: var(--spacing-xl);
    padding-top: var(--spacing-lg);
    border-top: 1px solid var(--color-border);
}

.conversation-history {
    background: var(--color-bg-card);
    border: 1px solid var(--color-border);
    border-radius: 12px;
    padding: var(--spacing-xl);
}

.conversation-history h3 {
    margin-bottom: var(--spacing-lg);
}

.history-item {
    padding: var(--spacing-lg);
    border: 1px solid var(--color-border);
    border-radius: 8px;
    margin-bottom: var(--spacing-md);
    cursor: pointer;
    transition: all var(--transition-fast);
}

.history-item:hover {
    border-color: var(--color-primary);
    box-shadow: var(--shadow-sm);
}

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

.history-subject {
    font-weight: 600;
}

.history-date {
    color: var(--color-text-secondary);
    font-size: 0.875rem;
}

.history-preview {
    color: var(--color-text-secondary);
    font-size: 0.875rem;
}

/* ===================================
   TOAST NOTIFICATION
   =================================== */
.toast {
    position: fixed;
    bottom: 30px;
    right: 30px;
    background: var(--color-success);
    color: var(--color-text-white);
    padding: var(--spacing-md) var(--spacing-lg);
    border-radius: 8px;
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
    box-shadow: var(--shadow-lg);
    opacity: 0;
    transform: translateY(20px);
    transition: all var(--transition-normal);
    pointer-events: none;
    z-index: 1000;
}

.toast.show {
    opacity: 1;
    transform: translateY(0);
    pointer-events: auto;
}

/* ===================================
   RESPONSIVE
   =================================== */
@media (max-width: 1024px) {
    .sidebar {
        width: 220px;
    }
    
    .main-content {
        margin-left: 220px;
    }
}

@media (max-width: 768px) {
    .sidebar {
        transform: translateX(-100%);
    }
    
    .main-content {
        margin-left: 0;
    }
    
    .header {
        flex-direction: column;
        gap: var(--spacing-md);
        align-items: stretch;
    }
    
    .search-box {
        min-width: auto;
    }
    
    .filters {
        overflow-x: auto;
        flex-wrap: nowrap;
    }
    
    .conversation-stats {
        flex-wrap: wrap;
    }
    
    .alerts-summary {
        grid-template-columns: 1fr;
    }
}