/* Westpac Analyst Wellbeing Platform - Unified Design System */

/* Typography */
@import url('https://fonts.googleapis.com/css2?family=Inter:wght@300;400;500;600;700&display=swap');

:root {
    /* Westpac Brand Colors */
    --westpac-red: #e30613;
    --westpac-red-dark: #b3050f;
    
    /* Primary Design System */
    --primary-color: #1976d2;
    --primary-dark: #1565c0;
    --primary-light: #42a5f5;
    
    /* Semantic Colors */
    --success-color: #2e7d32;
    --success-light: #4caf50;
    --warning-color: #ed6c02;
    --warning-light: #ff9800;
    --danger-color: #d32f2f;
    --danger-light: #f44336;
    --info-color: #0288d1;
    --info-light: #29b6f6;
    
    /* Neutral Palette */
    --gray-50: #fafafa;
    --gray-100: #f5f5f5;
    --gray-200: #eeeeee;
    --gray-300: #e0e0e0;
    --gray-400: #bdbdbd;
    --gray-500: #9e9e9e;
    --gray-600: #757575;
    --gray-700: #616161;
    --gray-800: #424242;
    --gray-900: #212121;
    
    /* Design Tokens */
    --border-radius-sm: 4px;
    --border-radius: 8px;
    --border-radius-lg: 12px;
    --border-radius-xl: 16px;
    
    --spacing-xs: 0.25rem;
    --spacing-sm: 0.5rem;
    --spacing-md: 1rem;
    --spacing-lg: 1.5rem;
    --spacing-xl: 2rem;
    --spacing-2xl: 3rem;
    
    --shadow-sm: 0 1px 2px rgba(0, 0, 0, 0.05);
    --shadow: 0 2px 8px rgba(0, 0, 0, 0.1);
    --shadow-md: 0 4px 12px rgba(0, 0, 0, 0.15);
    --shadow-lg: 0 8px 24px rgba(0, 0, 0, 0.2);
    --shadow-xl: 0 12px 32px rgba(0, 0, 0, 0.25);
    
    --transition-fast: 0.15s ease-out;
    --transition: 0.2s ease-out;
    --transition-slow: 0.3s ease-out;
}

/* Base Typography */
body {
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, 'Helvetica Neue', Arial, sans-serif;
    font-weight: 400;
    line-height: 1.6;
    font-feature-settings: 'cv01', 'cv03', 'cv04', 'cv11';
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

h1, h2, h3, h4, h5, h6 {
    font-family: 'Inter', sans-serif;
    font-weight: 600;
    letter-spacing: -0.025em;
    line-height: 1.2;
}

h1 { font-size: 2.25rem; font-weight: 700; }
h2 { font-size: 1.875rem; font-weight: 600; }
h3 { font-size: 1.5rem; font-weight: 600; }
h4 { font-size: 1.25rem; font-weight: 600; }
h5 { font-size: 1.125rem; font-weight: 600; }
h6 { font-size: 1rem; font-weight: 600; }

/* Navigation System */
.navbar {
    backdrop-filter: blur(20px);
    border-bottom: 1px solid rgba(255, 255, 255, 0.1);
    box-shadow: var(--shadow-sm);
    padding: var(--spacing-sm) 0;
}

.navbar-brand {
    font-weight: 700;
    font-size: 1.125rem;
    letter-spacing: -0.025em;
}

.navbar-nav .nav-link {
    font-weight: 500;
    padding: var(--spacing-sm) var(--spacing-md);
    border-radius: var(--border-radius);
    transition: var(--transition);
}

.navbar-nav .nav-link:hover {
    background-color: rgba(25, 118, 210, 0.1);
    color: var(--primary-color);
}

/* Unified Button System */
.btn {
    border-radius: var(--border-radius);
    font-weight: 500;
    font-size: 0.875rem;
    padding: 0.625rem 1.25rem;
    transition: var(--transition);
    border: 1px solid transparent;
    letter-spacing: 0.025em;
    display: inline-flex;
    align-items: center;
    gap: var(--spacing-xs);
    text-decoration: none;
    cursor: pointer;
    position: relative;
    overflow: hidden;
}

.btn:focus {
    outline: 2px solid var(--primary-color);
    outline-offset: 2px;
}

.btn-sm {
    padding: 0.5rem 1rem;
    font-size: 0.8125rem;
}

.btn-lg {
    padding: 0.75rem 1.5rem;
    font-size: 1rem;
}

/* Primary Button */
.btn-primary {
    background: linear-gradient(135deg, var(--primary-color) 0%, var(--primary-dark) 100%);
    border-color: var(--primary-color);
    color: white;
    box-shadow: var(--shadow-sm);
}

.btn-primary:hover {
    background: linear-gradient(135deg, var(--primary-dark) 0%, #0d47a1 100%);
    border-color: var(--primary-dark);
    color: white;
    transform: translateY(-1px);
    box-shadow: var(--shadow-md);
}

.btn-primary:active {
    transform: translateY(0);
    box-shadow: var(--shadow-sm);
}

/* Outline Primary */
.btn-outline-primary {
    color: var(--primary-color);
    border-color: var(--primary-color);
    background-color: transparent;
}

.btn-outline-primary:hover {
    background: linear-gradient(135deg, var(--primary-color) 0%, var(--primary-dark) 100%);
    border-color: var(--primary-color);
    color: white;
    transform: translateY(-1px);
    box-shadow: var(--shadow);
}

/* Secondary Button */
.btn-secondary {
    background: linear-gradient(135deg, var(--gray-600) 0%, var(--gray-700) 100%);
    border-color: var(--gray-600);
    color: white;
}

.btn-secondary:hover {
    background: linear-gradient(135deg, var(--gray-700) 0%, var(--gray-800) 100%);
    border-color: var(--gray-700);
    color: white;
    transform: translateY(-1px);
    box-shadow: var(--shadow);
}

.btn-outline-secondary {
    color: var(--gray-600);
    border-color: var(--gray-600);
    background-color: transparent;
}

.btn-outline-secondary:hover {
    background: linear-gradient(135deg, var(--gray-600) 0%, var(--gray-700) 100%);
    border-color: var(--gray-600);
    color: white;
    transform: translateY(-1px);
    box-shadow: var(--shadow);
}

/* Success Button */
.btn-success {
    background: linear-gradient(135deg, var(--success-color) 0%, var(--success-light) 100%);
    border-color: var(--success-color);
    color: white;
}

.btn-success:hover {
    background: linear-gradient(135deg, #1b5e20 0%, var(--success-color) 100%);
    border-color: #1b5e20;
    color: white;
    transform: translateY(-1px);
    box-shadow: 0 4px 12px rgba(46, 125, 50, 0.3);
}

/* Warning Button */
.btn-warning {
    background: linear-gradient(135deg, var(--warning-color) 0%, var(--warning-light) 100%);
    border-color: var(--warning-color);
    color: white;
}

.btn-warning:hover {
    background: linear-gradient(135deg, #e65100 0%, var(--warning-color) 100%);
    border-color: #e65100;
    color: white;
    transform: translateY(-1px);
    box-shadow: 0 4px 12px rgba(237, 108, 2, 0.3);
}

/* Danger Button */
.btn-danger {
    background: linear-gradient(135deg, var(--danger-color) 0%, var(--danger-light) 100%);
    border-color: var(--danger-color);
    color: white;
}

.btn-danger:hover {
    background: linear-gradient(135deg, #c62828 0%, var(--danger-color) 100%);
    border-color: #c62828;
    color: white;
    transform: translateY(-1px);
    box-shadow: 0 4px 12px rgba(211, 47, 47, 0.3);
}

/* Info Button */
.btn-info {
    background: linear-gradient(135deg, var(--info-color) 0%, var(--info-light) 100%);
    border-color: var(--info-color);
    color: white;
}

.btn-info:hover {
    background: linear-gradient(135deg, #0277bd 0%, var(--info-color) 100%);
    border-color: #0277bd;
    color: white;
    transform: translateY(-1px);
    box-shadow: 0 4px 12px rgba(2, 136, 209, 0.3);
}

/* Card System */
.card {
    border-radius: var(--border-radius-lg);
    border: 1px solid rgba(255, 255, 255, 0.1);
    box-shadow: var(--shadow);
    transition: var(--transition);
    background: rgba(255, 255, 255, 0.05);
    backdrop-filter: blur(20px);
    overflow: hidden;
}

.card:hover {
    transform: translateY(-2px);
    box-shadow: var(--shadow-md);
    border-color: rgba(255, 255, 255, 0.15);
}

.card-header {
    background: rgba(255, 255, 255, 0.05);
    border-bottom: 1px solid rgba(255, 255, 255, 0.1);
    padding: var(--spacing-lg);
    font-weight: 600;
}

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

.card-footer {
    background: rgba(255, 255, 255, 0.03);
    border-top: 1px solid rgba(255, 255, 255, 0.1);
    padding: var(--spacing-md) var(--spacing-lg);
}

.card-title {
    font-weight: 600;
    font-size: 1.125rem;
    color: #ffffff;
    margin-bottom: var(--spacing-sm);
}

.card-text {
    color: var(--gray-300);
    line-height: 1.5;
}

/* Form Controls */
.form-control, .form-select {
    border-radius: var(--border-radius);
    border: 1px solid rgba(255, 255, 255, 0.2);
    background-color: rgba(255, 255, 255, 0.1);
    color: #ffffff;
    transition: var(--transition);
    font-size: 0.875rem;
    padding: 0.625rem 0.75rem;
}

.form-control:focus, .form-select:focus {
    border-color: var(--primary-color);
    box-shadow: 0 0 0 0.2rem rgba(25, 118, 210, 0.25);
    background-color: rgba(255, 255, 255, 0.15);
    outline: none;
}

.form-control::placeholder {
    color: rgba(255, 255, 255, 0.5);
}

.form-label {
    font-weight: 500;
    color: var(--gray-300);
    margin-bottom: var(--spacing-xs);
}

.input-group-text {
    background-color: rgba(255, 255, 255, 0.1);
    border: 1px solid rgba(255, 255, 255, 0.2);
    color: var(--gray-300);
}

/* Badge System */
.badge {
    border-radius: var(--border-radius-sm);
    font-weight: 500;
    font-size: 0.75rem;
    padding: 0.375rem 0.75rem;
    letter-spacing: 0.025em;
    text-transform: uppercase;
}

.badge.bg-success { background-color: var(--success-color) !important; }
.badge.bg-warning { background-color: var(--warning-color) !important; color: white !important; }
.badge.bg-danger { background-color: var(--danger-color) !important; }
.badge.bg-info { background-color: var(--info-color) !important; }
.badge.bg-primary { background-color: var(--primary-color) !important; }
.badge.bg-secondary { background-color: var(--gray-600) !important; }

/* Alert System */
.alert {
    border-radius: var(--border-radius-lg);
    border: none;
    font-weight: 500;
    padding: var(--spacing-lg);
    margin-bottom: var(--spacing-lg);
}

.alert-info {
    background: linear-gradient(135deg, rgba(2, 136, 209, 0.1) 0%, rgba(2, 136, 209, 0.05) 100%);
    border-left: 4px solid var(--info-color);
    color: #81d4fa;
}

.alert-warning {
    background: linear-gradient(135deg, rgba(237, 108, 2, 0.1) 0%, rgba(237, 108, 2, 0.05) 100%);
    border-left: 4px solid var(--warning-color);
    color: #ffcc02;
}

.alert-danger {
    background: linear-gradient(135deg, rgba(211, 47, 47, 0.1) 0%, rgba(211, 47, 47, 0.05) 100%);
    border-left: 4px solid var(--danger-color);
    color: #f48fb1;
}

.alert-success {
    background: linear-gradient(135deg, rgba(46, 125, 50, 0.1) 0%, rgba(46, 125, 50, 0.05) 100%);
    border-left: 4px solid var(--success-color);
    color: #a5d6a7;
}

/* List Groups */
.list-group-item {
    background-color: rgba(255, 255, 255, 0.05);
    border: 1px solid rgba(255, 255, 255, 0.1);
    color: var(--gray-300);
    transition: var(--transition);
    border-radius: var(--border-radius) !important;
    margin-bottom: var(--spacing-xs);
}

.list-group-item:hover {
    background-color: rgba(255, 255, 255, 0.1);
    transform: translateX(4px);
    border-color: rgba(255, 255, 255, 0.2);
}

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

/* Chart Containers */
.chart-container {
    position: relative;
    height: 300px;
    margin-bottom: var(--spacing-xl);
    background: rgba(255, 255, 255, 0.02);
    border-radius: var(--border-radius-lg);
    padding: var(--spacing-lg);
    border: 1px solid rgba(255, 255, 255, 0.05);
}

/* Chart Card Sizing Fix */
.chart-card {
    min-height: 350px;
    max-height: 350px;
}

.chart-card canvas {
    max-width: 100% !important;
    width: 100% !important;
    height: 250px !important;
}

.chart-card .card-body {
    height: 100%;
    display: flex;
    flex-direction: column;
    padding: 1rem;
}

/* Modal System */
.modal-content {
    border-radius: var(--border-radius-xl);
    border: none;
    box-shadow: var(--shadow-xl);
    background: rgba(33, 37, 41, 0.95);
    backdrop-filter: blur(20px);
}

.modal-header {
    border-bottom: 1px solid rgba(255, 255, 255, 0.1);
    padding: var(--spacing-lg);
}

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

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

.modal-title {
    font-weight: 600;
    color: #ffffff;
}

/* Table System */
.table {
    color: var(--gray-300);
}

.table th {
    font-weight: 600;
    color: #ffffff;
    border-bottom: 2px solid rgba(255, 255, 255, 0.1);
}

.table td {
    border-bottom: 1px solid rgba(255, 255, 255, 0.05);
}

.table-hover tbody tr:hover {
    background-color: rgba(255, 255, 255, 0.05);
}

/* Status Indicators */
.status-indicator {
    width: 8px;
    height: 8px;
    border-radius: 50%;
    display: inline-block;
    margin-right: var(--spacing-sm);
}

.status-indicator.success { background-color: var(--success-color); }
.status-indicator.warning { background-color: var(--warning-color); }
.status-indicator.danger { background-color: var(--danger-color); }
.status-indicator.info { background-color: var(--info-color); }

/* Loading States */
@keyframes pulse {
    0%, 100% { opacity: 1; }
    50% { opacity: 0.5; }
}

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

.loading {
    animation: pulse 1.5s ease-in-out infinite;
}

.loading-spinner {
    display: inline-block;
    width: 1rem;
    height: 1rem;
    border: 2px solid rgba(255, 255, 255, 0.3);
    border-radius: 50%;
    border-top-color: var(--primary-color);
    animation: spin 1s linear infinite;
}

/* Powered By Attribution */
.powered-by {
    opacity: 0.85;
    transition: var(--transition);
}

.powered-by:hover {
    opacity: 1;
}

/* Responsive Design */
@media (max-width: 768px) {
    .btn {
        font-size: 0.8rem;
        padding: 0.5rem 0.875rem;
    }
    
    .btn-sm {
        padding: 0.375rem 0.75rem;
        font-size: 0.75rem;
    }
    
    .navbar-brand span {
        display: none;
    }
    
    .powered-by small {
        display: none;
    }
    
    .card-body {
        padding: var(--spacing-md);
    }
    
    h1 { font-size: 1.875rem; }
    h2 { font-size: 1.5rem; }
    h3 { font-size: 1.25rem; }
}

@media (max-width: 576px) {
    .navbar .powered-by {
        display: none;
    }
    
    .btn-group .btn {
        font-size: 0.75rem;
        padding: 0.375rem 0.75rem;
    }
}

/* Accessibility Enhancements */
@media (prefers-reduced-motion: reduce) {
    * {
        animation-duration: 0.01ms !important;
        animation-iteration-count: 1 !important;
        transition-duration: 0.01ms !important;
    }
}

/* Dark theme optimizations */
.text-muted {
    color: var(--gray-400) !important;
}

.border-bottom {
    border-bottom-color: rgba(255, 255, 255, 0.1) !important;
}

/* Custom scrollbars */
::-webkit-scrollbar {
    width: 8px;
    height: 8px;
}

::-webkit-scrollbar-track {
    background: rgba(255, 255, 255, 0.05);
    border-radius: 4px;
}

::-webkit-scrollbar-thumb {
    background: rgba(255, 255, 255, 0.2);
    border-radius: 4px;
}

::-webkit-scrollbar-thumb:hover {
    background: rgba(255, 255, 255, 0.3);
}

/* Button group spacing */
.btn-group .btn + .btn {
    margin-left: 0;
}

/* Input group consistency */
.input-group .btn {
    border-top-left-radius: 0;
    border-bottom-left-radius: 0;
}

.input-group .form-control {
    border-top-right-radius: 0;
    border-bottom-right-radius: 0;
}

/* Enhanced focus states */
.btn:focus-visible,
.form-control:focus-visible,
.form-select:focus-visible {
    outline: 2px solid var(--primary-color);
    outline-offset: 2px;
}

/* Chart Card Enhancements */
.chart-card {
    position: relative;
    transition: var(--transition);
}

.chart-card:hover .chart-overlay {
    opacity: 1;
}

.chart-overlay {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(25, 118, 210, 0.9);
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    opacity: 0;
    transition: var(--transition);
    border-radius: var(--border-radius-lg);
    color: white;
    z-index: 10;
}

.chart-overlay i {
    font-size: 2rem;
    margin-bottom: 0.5rem;
}

.chart-overlay span {
    font-weight: 500;
    text-align: center;
    padding: 0 1rem;
}

.chart-actions {
    opacity: 0.7;
    transition: var(--transition);
}

.chart-card:hover .chart-actions {
    opacity: 1;
}

.chart-actions .btn {
    margin-left: 0.25rem;
}

/* Component breakdown styling */
.component-breakdown-item {
    padding: 0.5rem;
    border-radius: var(--border-radius);
    background: rgba(255, 255, 255, 0.05);
    margin-bottom: 0.5rem;
    transition: var(--transition);
}

.component-breakdown-item:hover {
    background: rgba(255, 255, 255, 0.1);
    transform: translateX(4px);
}

/* Detailed metrics cards */
.metrics-card {
    background: rgba(255, 255, 255, 0.05);
    border-radius: var(--border-radius);
    transition: var(--transition);
}

.metrics-card:hover {
    background: rgba(255, 255, 255, 0.1);
    transform: translateY(-2px);
}

/* Chart expansion modal enhancements */
.modal-xl .modal-body {
    padding: var(--spacing-xl);
}

.expanded-chart-container {
    background: rgba(255, 255, 255, 0.02);
    border-radius: var(--border-radius);
    padding: var(--spacing-lg);
}

/* Data download button styling */
.download-btn {
    position: relative;
    overflow: hidden;
}

.download-btn::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.2), transparent);
    transition: left 0.5s;
}

.download-btn:hover::before {
    left: 100%;
}

/* Trend indicators */
.trend-up {
    color: var(--success-color) !important;
}

.trend-down {
    color: var(--danger-color) !important;
}

.trend-stable {
    color: var(--gray-400) !important;
}