/* AML Design System - Vexta Bingo Platform */

/* ===== COLOR PALETTE ===== */
:root {
    /* AML Status Colors */
    --aml-status-new: #f44336;           /* Red for new/urgent */
    --aml-status-unread: #ff9800;        /* Orange for unread */
    --aml-status-read: #4caf50;          /* Green for read/completed */
    --aml-status-archived: #9e9e9e;      /* Grey for archived */
    
    /* Case Severity Colors */
    --aml-severity-low: #4caf50;         /* Green for low risk */
    --aml-severity-moderate: #ff9800;    /* Orange for moderate */
    --aml-severity-high: #f44336;        /* Red for high risk */
    --aml-severity-closed: #607d8b;      /* Blue-grey for closed */
    
    /* Background Colors */
    --aml-bg-primary: #ffffff;
    --aml-bg-secondary: #f8f9fa;
    --aml-bg-accent: #e3f2fd;
    --aml-bg-warning: #fff3cd;
    --aml-bg-error: #f8d7da;
    --aml-bg-success: #d1edff;
    
    /* Text Colors */
    --aml-text-primary: #212529;
    --aml-text-secondary: #6c757d;
    --aml-text-muted: #adb5bd;
    --aml-text-white: #ffffff;
    
    /* Border Colors */
    --aml-border-light: #e9ecef;
    --aml-border-medium: #dee2e6;
    --aml-border-dark: #ced4da;
    
    /* Shadow Definitions */
    --aml-shadow-sm: 0 1px 3px rgba(0, 0, 0, 0.12), 0 1px 2px rgba(0, 0, 0, 0.24);
    --aml-shadow-md: 0 3px 6px rgba(0, 0, 0, 0.15), 0 2px 4px rgba(0, 0, 0, 0.12);
    --aml-shadow-lg: 0 10px 20px rgba(0, 0, 0, 0.15), 0 3px 6px rgba(0, 0, 0, 0.10);
}

/* ===== SPACING SYSTEM ===== */
:root {
    --spacing-xs: 0.25rem;   /* 4px */
    --spacing-sm: 0.5rem;    /* 8px */
    --spacing-md: 1rem;      /* 16px */
    --spacing-lg: 1.5rem;    /* 24px */
    --spacing-xl: 2rem;      /* 32px */
    --spacing-xxl: 3rem;     /* 48px */
}

/* ===== TYPOGRAPHY ===== */
:root {
    --aml-font-family: 'Helvetica Neue', Helvetica, Arial, sans-serif;
    --aml-font-weight-normal: 400;
    --aml-font-weight-medium: 500;
    --aml-font-weight-semibold: 600;
    --aml-font-weight-bold: 700;
    
    --aml-font-size-xs: 0.75rem;     /* 12px */
    --aml-font-size-sm: 0.875rem;    /* 14px */
    --aml-font-size-base: 1rem;      /* 16px */
    --aml-font-size-lg: 1.125rem;    /* 18px */
    --aml-font-size-xl: 1.25rem;     /* 20px */
    --aml-font-size-xxl: 1.5rem;     /* 24px */
}

/* ===== COMPONENT CLASSES ===== */

/* AML Cards */
.aml-card {
    background: var(--aml-bg-primary);
    border-radius: 8px;
    box-shadow: var(--aml-shadow-sm);
    border: 1px solid var(--aml-border-light);
    transition: all 0.2s ease-in-out;
}

.aml-card:hover {
    box-shadow: var(--aml-shadow-md);
    transform: translateY(-1px);
}

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

.aml-card-content {
    padding: var(--spacing-lg);
}

.aml-card-actions {
    padding: var(--spacing-md) var(--spacing-lg);
    border-top: 1px solid var(--aml-border-light);
    background: var(--aml-bg-secondary);
    display: flex;
    gap: var(--spacing-sm);
    justify-content: flex-end;
}

/* Status Chips */
.aml-status-chip {
    font-weight: var(--aml-font-weight-medium);
    font-size: var(--aml-font-size-xs);
    text-transform: uppercase;
    letter-spacing: 0.5px;
    border-radius: 16px;
    padding: 4px 12px;
}

.aml-status-chip.new {
    background-color: var(--aml-status-new);
    color: var(--aml-text-white);
}

.aml-status-chip.unread {
    background-color: var(--aml-status-unread);
    color: var(--aml-text-white);
}

.aml-status-chip.read {
    background-color: var(--aml-status-read);
    color: var(--aml-text-white);
}

.aml-status-chip.archived {
    background-color: var(--aml-status-archived);
    color: var(--aml-text-white);
}

/* Severity Badges */
.aml-severity-badge {
    font-weight: var(--aml-font-weight-semibold);
    font-size: var(--aml-font-size-sm);
    padding: 6px 12px;
    border-radius: 6px;
    text-align: center;
    min-width: 80px;
}

.aml-severity-badge.low {
    background-color: var(--aml-severity-low);
    color: var(--aml-text-white);
}

.aml-severity-badge.moderate {
    background-color: var(--aml-severity-moderate);
    color: var(--aml-text-white);
}

.aml-severity-badge.high {
    background-color: var(--aml-severity-high);
    color: var(--aml-text-white);
}

.aml-severity-badge.closed {
    background-color: var(--aml-severity-closed);
    color: var(--aml-text-white);
}

/* Action Buttons */
.aml-action-button {
    font-weight: var(--aml-font-weight-medium);
    border-radius: 6px;
    transition: all 0.2s ease-in-out;
    box-shadow: var(--aml-shadow-sm);
}

.aml-action-button:hover {
    transform: translateY(-1px);
    box-shadow: var(--aml-shadow-md);
}

.aml-action-button.primary {
    background-color: #1976d2;
    border-color: #1565c0;
}

.aml-action-button.secondary {
    background-color: #9c27b0;
    border-color: #7b1fa2;
}

.aml-action-button.success {
    background-color: #388e3c;
    border-color: #2e7d32;
}

/* Page Layout */
.aml-page-container {
    max-width: 1400px;
    margin: 0 auto;
    padding: var(--spacing-lg);
}

.aml-page-header {
    margin-bottom: var(--spacing-xl);
    padding-bottom: var(--spacing-lg);
    border-bottom: 2px solid var(--aml-border-light);
}

/* Integrated Filter Section */
.aml-filters-section {
    margin-bottom: var(--spacing-xl);
    padding: var(--spacing-lg);
    background: var(--aml-bg-secondary);
    border-radius: 8px;
    border: 1px solid var(--aml-border-light);
}

.aml-filters-header {
    margin-bottom: var(--spacing-md);
    display: flex;
    align-items: center;
}

.aml-filters-header .mud-typography-h6 {
    font-weight: var(--aml-font-weight-semibold) !important;
    color: var(--aml-text-primary) !important;
    margin: 0;
    line-height: 1.3;
}

.aml-filters-content {
    margin: 0;
}

.aml-page-title {
    font-size: var(--aml-font-size-xxl);
    font-weight: var(--aml-font-weight-bold);
    color: var(--aml-text-primary);
    margin: 0 0 var(--spacing-sm) 0;
}

.aml-page-subtitle {
    font-size: var(--aml-font-size-base);
    color: var(--aml-text-secondary);
    margin: 0;
}

/* Table Enhancements */
.aml-table-container {
    background: var(--aml-bg-primary);
    border-radius: 8px;
    overflow: hidden;
    box-shadow: var(--aml-shadow-sm);
    border: 1px solid var(--aml-border-light);
}

.aml-table-header {
    background: var(--aml-bg-secondary);
    font-weight: var(--aml-font-weight-semibold);
    color: var(--aml-text-primary);
    padding: var(--spacing-md) var(--spacing-lg);
    border-bottom: 2px solid var(--aml-border-medium);
}

.aml-table-header-with-filters {
    background: var(--aml-bg-secondary);
    border-bottom: 2px solid var(--aml-border-medium);
}

.aml-table-header-title {
    padding: var(--spacing-md) var(--spacing-lg);
    border-bottom: 1px solid var(--aml-border-light);
}

.aml-table-header-filters {
    padding: var(--spacing-md) var(--spacing-lg);
    background: var(--aml-bg-primary);
}

/* ==============================================
   MODERN AML TABLE HEADER - TWO-TIER DESIGN
   ============================================== */

/* Main Container with Glass-morphism */
.aml-modern-header-container {
    background: linear-gradient(135deg, #f8fafc 0%, #e2e8f0 100%);
    border-bottom: 1px solid var(--aml-border-light);
    box-shadow: 0 2px 12px rgba(0, 0, 0, 0.04), 0 1px 3px rgba(0, 0, 0, 0.08);
    backdrop-filter: blur(20px);
    overflow: hidden;
    position: relative;
}

.aml-modern-header-container::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 1px;
    background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.6), transparent);
    z-index: 1;
}

/* ==============================================
   TIER 1: FIXED TITLE BAR (Never moves)
   ============================================== */

.aml-header-title-tier {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: var(--spacing-lg) var(--spacing-xl);
    background: rgba(255, 255, 255, 0.8);
    backdrop-filter: blur(10px);
    border-bottom: 1px solid rgba(226, 232, 240, 0.6);
    position: relative;
    z-index: 2;
}

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

.aml-title-icon-wrapper {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 40px;
    height: 40px;
    background: linear-gradient(135deg, var(--mud-palette-primary), var(--mud-palette-secondary));
    border-radius: 12px;
    box-shadow: 0 4px 12px rgba(var(--mud-palette-primary-rgb), 0.3);
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

.aml-title-icon-wrapper:hover {
    transform: scale(1.05);
    box-shadow: 0 6px 20px rgba(var(--mud-palette-primary-rgb), 0.4);
}

.aml-title-icon {
    color: white !important;
    font-size: 20px !important;
}

.aml-title-text-wrapper {
    display: flex;
    flex-direction: column;
    gap: 2px;
}

.aml-title-text {
    font-weight: var(--aml-font-weight-bold) !important;
    color: var(--aml-text-primary) !important;
    margin: 0 !important;
    line-height: 1.2 !important;
    font-size: 1.5rem !important;
    text-shadow: 0 1px 2px rgba(0, 0, 0, 0.1);
}

.aml-title-subtitle {
    font-weight: var(--aml-font-weight-medium) !important;
    color: var(--aml-text-secondary) !important;
    margin: 0 !important;
    font-size: var(--aml-font-size-sm) !important;
    opacity: 0.8;
}

/* Header Status Area (Right side of title tier) */
.aml-header-status-area {
    display: flex;
    align-items: center;
    gap: var(--spacing-md);
}

.aml-item-count-badge {
    display: flex;
    align-items: center;
    padding: var(--spacing-xs) var(--spacing-md);
    background: rgba(var(--mud-palette-primary-rgb), 0.1);
    color: var(--mud-palette-primary);
    border-radius: 20px;
    font-size: var(--aml-font-size-sm);
    font-weight: var(--aml-font-weight-semibold);
    border: 1px solid rgba(var(--mud-palette-primary-rgb), 0.2);
    transition: all 0.3s ease;
}

.aml-item-count-badge:hover {
    background: rgba(var(--mud-palette-primary-rgb), 0.15);
    transform: translateY(-1px);
    box-shadow: 0 4px 8px rgba(var(--mud-palette-primary-rgb), 0.2);
}

/* ==============================================
   TIER 2: DYNAMIC FILTER BAR (Expands smoothly)
   ============================================== */

.aml-header-filter-tier {
    background: rgba(248, 250, 252, 0.9);
    backdrop-filter: blur(10px);
    border-bottom: 1px solid rgba(226, 232, 240, 0.4);
    transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
    position: relative;
}

.aml-main-filter-row {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: var(--spacing-md) var(--spacing-xl);
    gap: var(--spacing-lg);
    flex-wrap: wrap;
    min-height: 60px;
}

/* Search Section */
.aml-search-section {
    flex: 1;
    min-width: 280px;
    max-width: 400px;
}

.aml-modern-search-field {
    background: rgba(255, 255, 255, 0.9) !important;
    border-radius: 12px !important;
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.06) !important;
    border: 1px solid rgba(226, 232, 240, 0.8) !important;
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1) !important;
}

.aml-modern-search-field:hover {
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.08) !important;
    transform: translateY(-1px);
}

.aml-modern-search-field:focus-within {
    box-shadow: 0 4px 16px rgba(var(--mud-palette-primary-rgb), 0.15) !important;
    border-color: var(--mud-palette-primary) !important;
}

/* Create Section */
.aml-create-section {
    flex-shrink: 0;
}

.aml-modern-create-button {
    border-radius: 10px !important;
    padding: var(--spacing-sm) var(--spacing-lg) !important;
    font-weight: var(--aml-font-weight-semibold) !important;
    box-shadow: 0 4px 12px rgba(var(--mud-palette-primary-rgb), 0.3) !important;
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1) !important;
}

.aml-modern-create-button:hover {
    transform: translateY(-2px);
    box-shadow: 0 6px 20px rgba(var(--mud-palette-primary-rgb), 0.4) !important;
}

/* Custom Actions Section */
.aml-custom-actions-section {
    flex-grow: 1;
    display: flex;
    justify-content: flex-end;
    min-width: 0; /* Allows flex shrinking */
}

/* ==============================================
   RESPONSIVE DESIGN - MODERN HEADER
   ============================================== */

/* Tablet Responsive */
@media (max-width: 1024px) {
    .aml-header-title-tier {
        padding: var(--spacing-md) var(--spacing-lg);
    }
    
    .aml-main-filter-row {
        padding: var(--spacing-md) var(--spacing-lg);
        gap: var(--spacing-md);
    }
    
    .aml-title-icon-wrapper {
        width: 36px;
        height: 36px;
    }
    
    .aml-title-text {
        font-size: 1.3rem !important;
    }
}

/* Mobile Responsive */
@media (max-width: 768px) {
    .aml-header-title-tier {
        padding: var(--spacing-md);
        flex-direction: column;
        align-items: stretch;
        gap: var(--spacing-sm);
    }
    
    .aml-title-content {
        justify-content: center;
        text-align: center;
    }
    
    .aml-header-status-area {
        justify-content: center;
    }
    
    .aml-main-filter-row {
        padding: var(--spacing-md);
        flex-direction: column;
        align-items: stretch;
        gap: var(--spacing-md);
        min-height: auto;
    }
    
    .aml-search-section {
        max-width: none;
        min-width: auto;
    }
    
    .aml-custom-actions-section {
        justify-content: center;
    }
    
    .aml-title-text {
        font-size: 1.2rem !important;
    }
}

/* Small Mobile */
@media (max-width: 480px) {
    .aml-header-title-tier,
    .aml-main-filter-row {
        padding: var(--spacing-sm);
    }
    
    .aml-title-icon-wrapper {
        width: 32px;
        height: 32px;
    }
    
    .aml-title-icon {
        font-size: 16px !important;
    }
    
    .aml-title-text {
        font-size: 1.1rem !important;
    }
    
    .aml-item-count-badge {
        padding: var(--spacing-xs);
        font-size: var(--aml-font-size-xs);
    }
}

/* ==============================================
   LEGACY COMPATIBILITY (Gradual transition)
   ============================================== */

/* Keep old single-row for backward compatibility */
.aml-table-header-single-row {
    background: var(--aml-bg-secondary);
    padding: var(--spacing-md) var(--spacing-lg);
    border-bottom: 2px solid var(--aml-border-medium);
    display: flex;
    align-items: center;
    gap: var(--spacing-lg);
    flex-wrap: wrap;
}

.aml-table-header-single-row .aml-header-title {
    display: flex;
    align-items: center;
    flex-shrink: 0;
}

.aml-table-header-single-row .aml-header-actions {
    display: flex;
    align-items: center;
    gap: var(--spacing-md);
    flex-grow: 1;
    justify-content: flex-end;
}

.aml-table-header-single-row .aml-header-filters {
    display: flex;
    align-items: center;
    gap: var(--spacing-md);
    flex-grow: 1;
}

.aml-table-header-single-row .aml-item-count {
    flex-shrink: 0;
    margin-left: auto;
}

.aml-table-header .mud-typography-h6 {
    font-weight: var(--aml-font-weight-semibold) !important;
    color: var(--aml-text-primary) !important;
    margin: 0;
    line-height: 1.3;
}

.aml-table-header .aml-text-secondary {
    color: var(--aml-text-secondary) !important;
    margin: 2px 0 0 0;
    font-size: var(--aml-font-size-sm);
}

.aml-table-cell {
    padding: var(--spacing-md) var(--spacing-lg);
    border-bottom: 1px solid var(--aml-border-light);
    vertical-align: middle;
}

.aml-table-row:hover {
    background-color: var(--aml-bg-accent);
    transition: background-color 0.2s ease-in-out;
}

/* Loading States */
.aml-loading-container {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    padding: var(--spacing-xxl);
    color: var(--aml-text-secondary);
}

.aml-loading-spinner {
    margin-bottom: var(--spacing-md);
}

/* Empty States */
.aml-empty-state {
    text-align: center;
    padding: var(--spacing-xxl);
    color: var(--aml-text-secondary);
}

.aml-empty-state-icon {
    font-size: 48px;
    margin-bottom: var(--spacing-lg);
    opacity: 0.5;
}

.aml-empty-state-title {
    font-size: var(--aml-font-size-lg);
    font-weight: var(--aml-font-weight-semibold);
    margin-bottom: var(--spacing-sm);
    color: var(--aml-text-primary);
}

.aml-empty-state-description {
    font-size: var(--aml-font-size-sm);
    color: var(--aml-text-secondary);
}

/* Error States */
.aml-error-state {
    text-align: center;
    padding: var(--spacing-xxl);
    background-color: var(--aml-bg-error);
    border-radius: 8px;
    border: 1px solid #f5c6cb;
    margin: var(--spacing-md) 0;
}

.aml-error-state-icon {
    font-size: 48px;
    margin-bottom: var(--spacing-lg);
    color: #721c24;
}

.aml-error-state-title {
    font-size: var(--aml-font-size-lg);
    font-weight: var(--aml-font-weight-semibold);
    margin-bottom: var(--spacing-sm);
    color: #721c24;
}

.aml-error-state-description {
    font-size: var(--aml-font-size-sm);
    color: #856404;
    margin-bottom: var(--spacing-lg);
}

.aml-error-actions {
    display: flex;
    gap: var(--spacing-sm);
    justify-content: center;
    align-items: center;
}

/* Warning States */
.aml-warning-state {
    text-align: center;
    padding: var(--spacing-lg);
    background-color: var(--aml-bg-warning);
    border-radius: 8px;
    border: 1px solid #ffeaa7;
    margin: var(--spacing-md) 0;
}

.aml-warning-state-icon {
    font-size: 32px;
    margin-bottom: var(--spacing-sm);
    color: #856404;
}

.aml-warning-state-title {
    font-size: var(--aml-font-size-base);
    font-weight: var(--aml-font-weight-semibold);
    margin-bottom: var(--spacing-xs);
    color: #856404;
}

.aml-warning-state-description {
    font-size: var(--aml-font-size-sm);
    color: #856404;
}

/* Timeline Styles */
.aml-timeline-container {
    background: var(--aml-bg-primary);
    border: 1px solid var(--aml-border-light);
    border-radius: 8px;
}

.aml-case-timeline {
    padding: var(--spacing-md);
}

.aml-timeline-content {
    background: var(--aml-bg-primary);
    border: 1px solid var(--aml-border-light);
    border-radius: 8px;
    padding: var(--spacing-md);
    margin-left: var(--spacing-sm);
    box-shadow: var(--aml-shadow-sm);
    transition: all 0.2s ease-in-out;
}

.aml-timeline-content:hover {
    box-shadow: var(--aml-shadow-md);
    transform: translateY(-1px);
}

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

.aml-timeline-author {
    color: var(--aml-text-primary);
    font-weight: var(--aml-font-weight-semibold);
}

.aml-timeline-date {
    color: var(--aml-text-muted);
    font-size: var(--aml-font-size-xs);
    font-style: italic;
}

.aml-timeline-text {
    color: var(--aml-text-secondary);
    line-height: 1.5;
    margin: 0;
}

/* Timeline Item Customizations */
.aml-case-timeline .mud-timeline-item-dot {
    border: 2px solid var(--aml-bg-primary);
    box-shadow: var(--aml-shadow-sm);
}

.aml-case-timeline .mud-timeline-item-connector {
    border-color: var(--aml-border-medium);
}

/* Timeline responsive design */
@media (max-width: 768px) {
    .aml-timeline-container {
        padding: var(--spacing-sm);
    }
    
    .aml-timeline-content {
        margin-left: 0;
        padding: var(--spacing-sm);
    }
    
    .aml-timeline-header {
        flex-direction: column;
        align-items: flex-start;
        gap: var(--spacing-xs);
    }
}

/* Responsive Design */
@media (max-width: 768px) {
    .aml-page-container {
        padding: var(--spacing-md);
    }
    
    .aml-card-content {
        padding: var(--spacing-md);
    }
    
    .aml-table-cell {
        padding: var(--spacing-sm);
    }
}

/* Utility Classes */
.aml-text-truncate {
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
}

.aml-text-primary { color: var(--aml-text-primary); }
.aml-text-secondary { color: var(--aml-text-secondary); }
.aml-text-muted { color: var(--aml-text-muted); }

.aml-bg-primary { background-color: var(--aml-bg-primary); }
.aml-bg-secondary { background-color: var(--aml-bg-secondary); }
.aml-bg-accent { background-color: var(--aml-bg-accent); }

.aml-shadow-sm { box-shadow: var(--aml-shadow-sm); }
.aml-shadow-md { box-shadow: var(--aml-shadow-md); }
.aml-shadow-lg { box-shadow: var(--aml-shadow-lg); }

.aml-spacing-xs { padding: var(--spacing-xs); }
.aml-spacing-sm { padding: var(--spacing-sm); }
.aml-spacing-md { padding: var(--spacing-md); }
.aml-spacing-lg { padding: var(--spacing-lg); }
.aml-spacing-xl { padding: var(--spacing-xl); }
.aml-spacing-xxl { padding: var(--spacing-xxl); }