/* Component-specific styles */

/* Loading and Error States */
.loading-state {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    padding: var(--spacing-xl);
    text-align: center;
    color: var(--gray-600);
}

.error-state {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    padding: var(--spacing-xl);
    text-align: center;
    color: var(--gray-600);
}

.error-state h3 {
    margin: var(--spacing-md) 0 var(--spacing-sm);
    color: var(--gray-900);
}

.empty-state {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    padding: var(--spacing-xl);
    text-align: center;
    color: var(--gray-500);
    font-style: italic;
}

.loading-placeholder {
    padding: var(--spacing-md);
    text-align: center;
    color: var(--gray-500);
    font-style: italic;
}

/* Spinner Animation */
.spinner {
    display: inline-block;
    width: 40px;
    height: 40px;
    margin-bottom: var(--spacing-md);
}

.spinner-circle {
    width: 100%;
    height: 100%;
    border: 3px solid var(--gray-200);
    border-top: 3px solid var(--primary-color);
    border-radius: 50%;
    animation: spin 1s linear infinite;
}

@keyframes spin {
    0% { transform: rotate(0deg); }
    100% { transform: rotate(360deg); }
}

/* Loading state for metrics */
.loading {
    opacity: 0.6;
    pointer-events: none;
}

.error {
    color: var(--red-500) !important;
}

/* Screen reader only content */
.sr-only {
    position: absolute;
    width: 1px;
    height: 1px;
    padding: 0;
    margin: -1px;
    overflow: hidden;
    clip: rect(0, 0, 0, 0);
    white-space: nowrap;
    border: 0;
}

/* Modern Cards - Tailwind-first approach */
.card {
    background: linear-gradient(135deg, #ffffff 0%, #fafbfc 100%);
    transition: all 200ms cubic-bezier(0.4, 0, 0.2, 1);
    position: relative;
    overflow: hidden;
}

.card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 1px;
    background: linear-gradient(90deg, transparent 0%, rgba(99, 102, 241, 0.1) 50%, transparent 100%);
}

.card:hover {
    transform: translateY(-2px);
    box-shadow: 0 10px 15px -3px rgb(0 0 0 / 0.1), 0 4px 6px -4px rgb(0 0 0 / 0.1);
    border-color: rgba(99, 102, 241, 0.1);
}

.card.elevated {
    background: linear-gradient(135deg, #ffffff 0%, #f8fafc 100%);
    box-shadow: 0 20px 25px -5px rgb(0 0 0 / 0.1), 0 8px 10px -6px rgb(0 0 0 / 0.1);
}

.card.glass {
    background: rgba(255, 255, 255, 0.85);
    backdrop-filter: blur(8px);
    border: 1px solid rgba(255, 255, 255, 0.3);
}

/* Fallback for browsers without backdrop-filter */
@supports not (backdrop-filter: blur(8px)) {
    .card.glass {
        background: rgba(255, 255, 255, 0.95);
    }
}

/* ARIA and state styles */
[aria-expanded="false"] .nav-icon,
[aria-expanded="true"] .nav-icon {
    transition: transform var(--transition-base);
}

[aria-expanded="true"] .nav-icon {
    transform: rotate(180deg);
}

[aria-hidden="true"] {
    display: none !important;
}

[aria-disabled="true"] {
    opacity: 0.4;
    pointer-events: none;
    cursor: not-allowed;
}

.card-header {
    margin-bottom: var(--spacing-xl);
    padding-bottom: var(--spacing-lg);
    border-bottom: 1px solid var(--gray-100);
    position: relative;
    display: flex;
    align-items: center;
    justify-content: space-between;
}

.card-header::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 60px;
    height: 2px;
    background: var(--primary-gradient);
    border-radius: var(--radius-full);
}

.card-title {
    font-size: var(--font-size-xl);
    font-weight: 700;
    margin: 0;
    color: var(--gray-900);
    letter-spacing: -0.02em;
    line-height: 1.3;
}

.card-subtitle {
    font-size: var(--font-size-sm);
    color: var(--gray-500);
    margin-top: var(--spacing-sm);
    font-weight: 500;
    letter-spacing: -0.01em;
}

/* Modern Button System - Tailwind-first approach */
/* Base button styles that can't be replicated with Tailwind alone */
.btn {
    position: relative;
    overflow: hidden;
    transition: all 200ms cubic-bezier(0.4, 0, 0.2, 1);
    letter-spacing: -0.01em;
    min-height: 44px;
}

.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 300ms cubic-bezier(0.4, 0, 0.2, 1);
    pointer-events: none;
}

.btn:hover:not(:disabled)::before {
    left: 100%;
}

.btn:disabled::before {
    display: none;
}

/* Button variants using Tailwind-compatible styles */
.btn-primary {
    background: linear-gradient(135deg, #3b82f6 0%, #a855f7 100%);
    box-shadow: 0 10px 25px -5px rgb(59 130 246 / 0.15);
}

.btn-primary:hover:not(:disabled) {
    transform: translateY(-2px);
    box-shadow: 0 10px 15px -3px rgb(0 0 0 / 0.1), 0 4px 6px -4px rgb(0 0 0 / 0.1), 0 10px 25px -5px rgb(59 130 246 / 0.15);
    background: linear-gradient(135deg, #2563eb 0%, #9333ea 100%);
}

.btn-secondary {
    background: linear-gradient(135deg, #a855f7 0%, #9333ea 100%);
    box-shadow: 0 10px 25px -5px rgb(168 85 247 / 0.15);
}

.btn-secondary:hover:not(:disabled) {
    transform: translateY(-2px);
    box-shadow: 0 10px 15px -3px rgb(0 0 0 / 0.1), 0 4px 6px -4px rgb(0 0 0 / 0.1), 0 10px 25px -5px rgb(168 85 247 / 0.15);
    background: linear-gradient(135deg, #9333ea 0%, #7c3aed 100%);
}

.btn-success {
    background: linear-gradient(135deg, #10b981 0%, #059669 100%);
    box-shadow: 0 10px 25px -5px rgb(16 185 129 / 0.15);
}

.btn-success:hover:not(:disabled) {
    transform: translateY(-2px);
    box-shadow: 0 10px 15px -3px rgb(0 0 0 / 0.1), 0 4px 6px -4px rgb(0 0 0 / 0.1), 0 10px 25px -5px rgb(16 185 129 / 0.15);
}

.btn-danger {
    background: linear-gradient(135deg, #ef4444 0%, #dc2626 100%);
    box-shadow: 0 10px 25px -5px rgb(239 68 68 / 0.15);
}

.btn-danger:hover:not(:disabled) {
    transform: translateY(-2px);
    box-shadow: 0 10px 15px -3px rgb(0 0 0 / 0.1), 0 4px 6px -4px rgb(0 0 0 / 0.1), 0 10px 25px -5px rgb(239 68 68 / 0.15);
}

.btn-outline {
    background: rgba(255, 255, 255, 0.8);
    backdrop-filter: blur(4px);
}

.btn-outline:hover:not(:disabled) {
    background: rgba(255, 255, 255, 0.95);
    transform: translateY(-1px);
}

/* Modern Forms - Tailwind-first approach */
/* Form floating labels - complex animation that needs custom CSS */
.form-floating {
    position: relative;
}

.form-floating .form-control {
    padding-top: calc(1.5rem + 0.25rem);
    padding-bottom: 0.5rem;
}

.form-floating label {
    position: absolute;
    top: 0;
    left: 1rem;
    padding: 1rem 0;
    pointer-events: none;
    transition: all 200ms cubic-bezier(0.4, 0, 0.2, 1);
    transform-origin: left center;
    font-size: 1rem;
    color: #64748b;
}

.form-floating .form-control:focus + label,
.form-floating .form-control:not(:placeholder-shown) + label {
    transform: translateY(-50%) scale(0.85);
    color: #3b82f6;
    font-weight: 600;
}

/* Form control enhancements that work with Tailwind */
.form-control {
    backdrop-filter: blur(4px);
    transition: all 200ms cubic-bezier(0.4, 0, 0.2, 1);
    min-height: 44px;
    font-weight: 500;
}

.form-control:focus {
    transform: translateY(-1px);
}

.form-control.error {
    background: rgba(254, 242, 242, 0.5);
}

/* Form validation states */
.form-control:focus:invalid {
    border-color: #ef4444;
    box-shadow: 0 0 0 4px rgba(239, 68, 68, 0.1);
}

.form-control:focus:valid {
    border-color: #10b981;
    box-shadow: 0 0 0 4px rgba(16, 185, 129, 0.1);
}

/* Modern Select - Custom dropdown arrow */
.select-wrapper {
    position: relative;
}

.select-wrapper::after {
    content: '';
    position: absolute;
    top: 50%;
    right: 1rem;
    transform: translateY(-50%);
    width: 0;
    height: 0;
    border-left: 4px solid transparent;
    border-right: 4px solid transparent;
    border-top: 4px solid #475569;
    pointer-events: none;
    transition: transform 200ms cubic-bezier(0.4, 0, 0.2, 1);
}

.select-wrapper:hover::after {
    border-top-color: #334155;
}

.form-select {
    appearance: none;
    padding-right: 3rem;
    background-image: none;
}

/* Modern Checkbox and Radio styles */
.form-check-input {
    transition: all 200ms cubic-bezier(0.4, 0, 0.2, 1);
}

.form-check-input:checked {
    transform: scale(1.05);
}

.form-check-input:focus {
    box-shadow: 0 0 0 4px rgba(59, 130, 246, 0.1);
}

/* Modern Tables - Tailwind-compatible approach */
.table-container {
    overflow-x: auto;
    background: white;
}

.table {
    width: 100%;
    border-collapse: collapse;
    background: linear-gradient(135deg, #ffffff 0%, #fafbfc 100%);
}

.table thead {
    background: linear-gradient(135deg, #fcfcfd 0%, #f8fafc 100%);
}

.table tbody tr {
    transition: all 150ms cubic-bezier(0.4, 0, 0.2, 1);
}

.table tbody tr:hover {
    background: linear-gradient(135deg, #dbeafe 0%, #f0f7ff 100%);
    transform: scale(1.01);
}

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

/* Badges - Modern color system */
.badge {
    display: inline-flex;
    align-items: center;
    padding: 0.25rem 0.5rem;
    font-size: 0.75rem;
    font-weight: 500;
    border-radius: 9999px;
    white-space: nowrap;
}

.badge-primary {
    background-color: #dbeafe;
    color: #3b82f6;
}

.badge-success {
    background-color: #d1fae5;
    color: #059669;
}

.badge-warning {
    background-color: #fef3c7;
    color: #d97706;
}

.badge-danger {
    background-color: #fee2e2;
    color: #dc2626;
}

/* Modern Search - Simplified with Tailwind */
.search-container {
    position: relative;
    width: 100%;
    max-width: 400px;
}

.search-input {
    padding-left: 3rem;
    background: rgba(255, 255, 255, 0.9);
    backdrop-filter: blur(4px);
    transition: all 200ms cubic-bezier(0.4, 0, 0.2, 1);
}

.search-input:focus {
    background: white;
    transform: translateY(-1px);
}

.search-icon {
    position: absolute;
    left: 1rem;
    top: 50%;
    transform: translateY(-50%);
    width: 18px;
    height: 18px;
    color: #94a3b8;
    transition: color 150ms cubic-bezier(0.4, 0, 0.2, 1);
}

.search-container:focus-within .search-icon {
    color: #3b82f6;
}

.search-results {
    position: absolute;
    top: calc(100% + 0.5rem);
    left: 0;
    right: 0;
    background-color: white;
    border-radius: 0.5rem;
    box-shadow: 0 10px 15px -3px rgb(0 0 0 / 0.1), 0 4px 6px -4px rgb(0 0 0 / 0.1);
    max-height: 400px;
    overflow-y: auto;
    z-index: 100;
}

.search-result-item {
    padding: 1rem;
    cursor: pointer;
    transition: background-color 150ms cubic-bezier(0.4, 0, 0.2, 1);
}

.search-result-item:hover {
    background-color: #f8fafc;
}

/* Modern Filters - Streamlined approach */
.filter-bar {
    display: flex;
    gap: 1rem;
    align-items: center;
    flex-wrap: wrap;
    padding: 1rem;
    background-color: #f8fafc;
    border-radius: 0.5rem;
    margin-bottom: 1.5rem;
}

.filter-item {
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.filter-chip {
    display: inline-flex;
    align-items: center;
    padding: 0.25rem 1rem;
    background-color: white;
    border: 1px solid #cbd5e1;
    border-radius: 9999px;
    font-size: 0.875rem;
    cursor: pointer;
    transition: all 150ms cubic-bezier(0.4, 0, 0.2, 1);
}

.filter-chip:hover {
    border-color: #3b82f6;
}

.filter-chip.active {
    background-color: #3b82f6;
    color: white;
    border-color: #3b82f6;
}

.filter-chip-remove {
    margin-left: 0.25rem;
    cursor: pointer;
}

/* Premium Modals */
.modal-backdrop {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(15, 23, 42, 0.4);
    backdrop-filter: var(--backdrop-blur);
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 1500;
    animation: backdropFadeIn var(--transition-base);
}

@keyframes backdropFadeIn {
    from { 
        opacity: 0;
        backdrop-filter: blur(0px);
    }
    to { 
        opacity: 1;
        backdrop-filter: var(--backdrop-blur);
    }
}


.modal {
    background: linear-gradient(135deg, #ffffff 0%, #fafbfc 100%);
    border-radius: var(--radius-2xl);
    box-shadow: var(--shadow-2xl);
    max-width: 600px;
    width: 90%;
    max-height: 90vh;
    overflow: hidden;
    animation: modalSlideUp var(--transition-bounce);
    border: 1px solid rgba(255, 255, 255, 0.2);
    position: relative;
}

.modal::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 3px;
    background: var(--primary-gradient);
}

@keyframes modalSlideUp {
    0% {
        transform: translateY(30px) scale(0.95);
        opacity: 0;
    }
    50% {
        transform: translateY(-5px) scale(1.01);
    }
    100% {
        transform: translateY(0) scale(1);
        opacity: 1;
    }
}

.modal-header {
    padding: var(--spacing-xl);
    border-bottom: 1px solid var(--gray-100);
    display: flex;
    align-items: center;
    justify-content: space-between;
    background: linear-gradient(135deg, var(--gray-25) 0%, #ffffff 100%);
    position: relative;
}

.modal-header::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: var(--spacing-xl);
    right: var(--spacing-xl);
    height: 1px;
    background: linear-gradient(90deg, transparent 0%, var(--gray-200) 50%, transparent 100%);
}

.modal-title {
    font-size: var(--font-size-2xl);
    font-weight: 700;
    margin: 0;
    color: var(--gray-900);
    letter-spacing: -0.02em;
}

.modal-close {
    background: var(--gray-50);
    border: none;
    cursor: pointer;
    padding: var(--spacing-md);
    color: var(--gray-500);
    border-radius: var(--radius-lg);
    transition: all var(--transition-base);
    width: 40px;
    height: 40px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: var(--font-size-xl);
    font-weight: 300;
}

.modal-close:hover {
    background: var(--danger-light);
    color: var(--danger-color);
    transform: scale(1.05);
}

.modal-body {
    padding: var(--spacing-xl);
    overflow-y: auto;
    max-height: calc(90vh - 180px);
    background: white;
}

.modal-footer {
    padding: var(--spacing-xl);
    border-top: 1px solid var(--gray-100);
    display: flex;
    justify-content: flex-end;
    gap: var(--spacing-lg);
    background: linear-gradient(135deg, var(--gray-25) 0%, #ffffff 100%);
}

/* Enhanced Charts with Premium Design Integration */
.chart-container {
    position: relative;
    width: 100%;
    height: 400px;
    background: linear-gradient(135deg, #ffffff 0%, #fafbfc 100%);
    border-radius: var(--radius-xl);
    padding: var(--spacing-lg);
    box-shadow: var(--shadow-md);
    border: 1px solid rgba(255, 255, 255, 0.2);
    overflow: hidden;
}

.chart-container::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 2px;
    background: var(--primary-gradient);
    border-radius: var(--radius-xl) var(--radius-xl) 0 0;
}

.chart-container:hover {
    transform: translateY(-2px);
    box-shadow: var(--shadow-lg);
    transition: all var(--transition-base);
}

/* Chart Content Styling */
.chart-content {
    position: relative;
    z-index: 1;
}

/* Enhanced Chart Tooltip */
.chart-tooltip {
    position: absolute;
    background: rgba(15, 23, 42, 0.95);
    backdrop-filter: var(--backdrop-blur);
    color: white;
    padding: var(--spacing-md) var(--spacing-lg);
    border-radius: var(--radius-xl);
    font-size: var(--font-size-sm);
    font-weight: 500;
    pointer-events: none;
    z-index: 1000;
    opacity: 0;
    transform: translateY(4px);
    transition: all var(--transition-base);
    box-shadow: var(--shadow-2xl);
    border: 1px solid rgba(255, 255, 255, 0.1);
    min-width: 200px;
}

.chart-tooltip.show {
    opacity: 1;
    transform: translateY(0);
}

.chart-tooltip-title {
    font-weight: 600;
    margin-bottom: var(--spacing-xs);
    color: white;
}

.chart-tooltip-value {
    color: rgba(255, 255, 255, 0.8);
}

.chart-tooltip-value span {
    color: white;
    font-weight: 600;
}

/* Premium Chart Legend */
.chart-legend {
    display: flex;
    gap: var(--spacing-xl);
    justify-content: center;
    margin-top: var(--spacing-lg);
    flex-wrap: wrap;
    padding: var(--spacing-md);
    background: rgba(248, 250, 252, 0.8);
    backdrop-filter: var(--backdrop-blur-sm);
    border-radius: var(--radius-lg);
    border: 1px solid var(--gray-100);
}

.legend-item {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
    font-size: var(--font-size-sm);
    font-weight: 500;
    color: var(--gray-700);
    cursor: pointer;
    padding: var(--spacing-xs) var(--spacing-sm);
    border-radius: var(--radius-md);
    transition: all var(--transition-fast);
}

.legend-item:hover {
    background: rgba(99, 102, 241, 0.1);
    color: var(--primary-color);
    transform: translateY(-1px);
}

.legend-color {
    width: 14px;
    height: 14px;
    border-radius: var(--radius-sm);
    border: 2px solid white;
    box-shadow: var(--shadow-sm);
    flex-shrink: 0;
}

/* Chart Axes Styling */
.chart-container .domain {
    stroke: var(--gray-200);
    stroke-width: 2;
}

.chart-container .tick line {
    stroke: var(--gray-200);
    stroke-width: 1;
}

.chart-container .tick text {
    fill: var(--gray-600);
    font-size: var(--font-size-xs);
    font-weight: 500;
}

/* Chart Data Elements */
.chart-container .line {
    stroke-width: 3;
    fill: none;
    stroke-linecap: round;
    stroke-linejoin: round;
}

.chart-container .bar {
    transition: all var(--transition-fast);
}

.chart-container .bar:hover {
    filter: brightness(1.1) drop-shadow(0 4px 8px rgba(0,0,0,0.15));
}

.chart-container .dot {
    stroke: white;
    stroke-width: 2;
    transition: all var(--transition-fast);
}

.chart-container .dot:hover {
    filter: brightness(1.1) drop-shadow(0 4px 8px rgba(0,0,0,0.2));
    transform: scale(1.2);
}

/* Chart Grid Lines */
.chart-container .grid-line {
    stroke: var(--gray-100);
    stroke-width: 1;
    stroke-dasharray: 2,2;
    opacity: 0.5;
}

/* Real-time Chart Indicators */
.chart-live-indicator {
    position: absolute;
    top: var(--spacing-md);
    right: var(--spacing-md);
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
    padding: var(--spacing-xs) var(--spacing-md);
    background: var(--success-color);
    color: white;
    border-radius: var(--radius-full);
    font-size: var(--font-size-xs);
    font-weight: 600;
    box-shadow: var(--shadow-sm);
}

.chart-live-dot {
    width: 6px;
    height: 6px;
    border-radius: var(--radius-full);
    background: white;
    animation: blink 1.5s infinite;
}

/* Financial Chart Specific Styles */
.candlestick-chart .candlestick {
    transition: all var(--transition-fast);
}

.candlestick-chart .candlestick:hover {
    filter: brightness(1.1);
    stroke-width: 2;
}

.candlestick-up {
    fill: var(--success-color);
    stroke: var(--success-color);
}

.candlestick-down {
    fill: var(--danger-color);
    stroke: var(--danger-color);
}

/* Radar Chart Specific Styles */
.radar-chart .radar-area {
    fill-opacity: 0.2;
    stroke-width: 2;
    transition: all var(--transition-fast);
}

.radar-chart .radar-area:hover {
    fill-opacity: 0.4;
    filter: brightness(1.1);
}

.radar-chart .axis-line {
    stroke: var(--gray-200);
    stroke-width: 1;
}

.radar-chart .axis-label {
    fill: var(--gray-700);
    font-size: var(--font-size-sm);
    font-weight: 500;
    text-anchor: middle;
}

/* Chart Animation Classes */
.chart-fade-in {
    animation: fadeIn 0.8s ease-out;
}

.chart-slide-up {
    animation: slideUp 0.6s ease-out;
}

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

/* Chart Color Themes */
.chart-theme-primary {
    --chart-primary: var(--primary-color);
    --chart-secondary: var(--secondary-color);
    --chart-accent: var(--primary-light);
}

.chart-theme-success {
    --chart-primary: var(--success-color);
    --chart-secondary: var(--success-hover);
    --chart-accent: var(--success-light);
}

.chart-theme-danger {
    --chart-primary: var(--danger-color);
    --chart-secondary: var(--danger-hover);
    --chart-accent: var(--danger-light);
}

/* Premium Metrics Cards */
.metric-card {
    background: linear-gradient(135deg, #ffffff 0%, #f8fafc 100%);
    border-radius: var(--radius-2xl);
    padding: var(--spacing-xl);
    box-shadow: var(--shadow-lg);
    border: 1px solid rgba(255, 255, 255, 0.2);
    position: relative;
    overflow: hidden;
    transition: all var(--transition-base);
}

.metric-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 3px;
    background: var(--primary-gradient);
}

.metric-card:hover {
    transform: translateY(-4px);
    box-shadow: var(--shadow-2xl);
}

.metric-value {
    font-size: var(--font-size-4xl);
    font-weight: 800;
    margin-bottom: var(--spacing-sm);
    color: var(--gray-900);
    letter-spacing: -0.03em;
    line-height: 0.9;
    background: linear-gradient(135deg, var(--gray-900) 0%, var(--gray-700) 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.metric-label {
    font-size: var(--font-size-base);
    color: var(--gray-500);
    margin-bottom: var(--spacing-lg);
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    font-size: var(--font-size-xs);
}

.metric-change {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
    font-size: var(--font-size-sm);
    font-weight: 600;
    padding: var(--spacing-xs) var(--spacing-md);
    border-radius: var(--radius-full);
    width: fit-content;
}

.sparkline-container {
    height: 40px;
    margin-top: var(--spacing-md);
    opacity: 0.7;
    transition: opacity var(--transition-base);
}

.metric-card:hover .sparkline-container {
    opacity: 1;
}

.metric-change.positive {
    color: var(--success-dark);
    background: var(--success-light);
}

.metric-change.positive::before {
    content: '↗';
    font-size: var(--font-size-lg);
    margin-right: var(--spacing-xs);
}

.metric-change.negative {
    color: var(--danger-dark);
    background: var(--danger-light);
}

.metric-change.negative::before {
    content: '↘';
    font-size: var(--font-size-lg);
    margin-right: var(--spacing-xs);
}

/* Profile Components */
.profile-header {
    display: flex;
    gap: var(--spacing-xl);
    align-items: center;
    padding: var(--spacing-xl);
    background-color: white;
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-md);
}

.profile-avatar {
    width: 120px;
    height: 120px;
    border-radius: var(--radius-full);
    background-color: var(--gray-200);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: var(--font-size-3xl);
    font-weight: 600;
    color: var(--gray-600);
}

.profile-info h2 {
    margin-bottom: var(--spacing-sm);
}

.profile-meta {
    display: flex;
    gap: var(--spacing-lg);
    color: var(--gray-600);
    font-size: var(--font-size-sm);
}

.profile-actions {
    margin-left: auto;
    display: flex;
    gap: var(--spacing-md);
}

/* Skills */
.skills-container {
    display: flex;
    flex-wrap: wrap;
    gap: var(--spacing-sm);
}

.skill-tag {
    display: inline-flex;
    align-items: center;
    padding: var(--spacing-xs) var(--spacing-md);
    background-color: var(--gray-100);
    border-radius: var(--radius-full);
    font-size: var(--font-size-sm);
    color: var(--gray-700);
}

.skill-tag.primary {
    background-color: var(--primary-light);
    color: var(--primary-color);
}

/* Timeline */
.timeline {
    position: relative;
    padding-left: var(--spacing-2xl);
}

.timeline::before {
    content: '';
    position: absolute;
    left: 8px;
    top: 0;
    bottom: 0;
    width: 2px;
    background-color: var(--gray-200);
}

.timeline-item {
    position: relative;
    padding-bottom: var(--spacing-xl);
}

.timeline-marker {
    position: absolute;
    left: -28px;
    top: 4px;
    width: 16px;
    height: 16px;
    border-radius: var(--radius-full);
    background-color: white;
    border: 2px solid var(--primary-color);
}

.timeline-content {
    background-color: white;
    padding: var(--spacing-md);
    border-radius: var(--radius-md);
    box-shadow: var(--shadow-md);
}

.timeline-date {
    font-size: var(--font-size-sm);
    color: var(--gray-600);
    margin-bottom: var(--spacing-sm);
}

/* Real-time Indicators */
.pulse {
    position: relative;
    display: inline-block;
}

.pulse::before {
    content: '';
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    width: 100%;
    height: 100%;
    border-radius: var(--radius-full);
    background-color: currentColor;
    opacity: 0.4;
    animation: pulse 2s infinite;
}

@keyframes pulse {
    0% {
        transform: translate(-50%, -50%) scale(1);
        opacity: 0.4;
    }
    100% {
        transform: translate(-50%, -50%) scale(1.5);
        opacity: 0;
    }
}

.live-indicator {
    display: inline-flex;
    align-items: center;
    gap: var(--spacing-sm);
    padding: var(--spacing-xs) var(--spacing-md);
    background-color: var(--success-color);
    color: white;
    border-radius: var(--radius-full);
    font-size: var(--font-size-sm);
    font-weight: 500;
}

.live-dot {
    width: 8px;
    height: 8px;
    border-radius: var(--radius-full);
    background-color: white;
    animation: blink 1.5s infinite;
}

@keyframes blink {
    0%, 100% { opacity: 1; }
    50% { opacity: 0.3; }
}

/* Document Upload Component */
.document-uploader {
    max-width: 800px;
    margin: 0 auto;
}

.upload-dropzone {
    border: 2px dashed var(--gray-300);
    border-radius: var(--radius-lg);
    padding: var(--spacing-xl) var(--spacing-lg);
    text-align: center;
    cursor: pointer;
    transition: all var(--transition-fast);
    background-color: var(--gray-50);
}

.upload-dropzone:hover {
    border-color: var(--primary-color);
    background-color: var(--primary-light);
}

.upload-dropzone.dragover {
    border-color: var(--primary-color);
    background-color: var(--primary-light);
    transform: scale(1.02);
}

.dropzone-content {
    pointer-events: none;
}

.upload-icon {
    font-size: 2rem;
    color: var(--gray-400);
    margin-bottom: var(--spacing-md);
}

.upload-dropzone:hover .upload-icon,
.upload-dropzone.dragover .upload-icon {
    color: var(--primary-color);
}

.upload-dropzone:hover {
    border-color: var(--primary-color);
    background-color: var(--primary-light);
}

.upload-dropzone.dragover {
    border-color: var(--primary-color);
    background-color: var(--primary-light);
}

.file-types {
    font-size: var(--font-size-sm);
    color: var(--gray-600);
    margin: var(--spacing-sm) 0;
}

.file-size-info {
    font-size: var(--font-size-xs);
    color: var(--gray-500);
}

/* Upload Queue */
.upload-queue {
    margin-top: var(--spacing-xl);
}

.queue-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: var(--spacing-md);
    padding-bottom: var(--spacing-sm);
    border-bottom: 1px solid var(--gray-200);
}

.queue-header h5 {
    margin: 0;
    font-size: var(--font-size-md);
    font-weight: 600;
}

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

/* Upload Item */
.upload-item {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: var(--spacing-md);
    background-color: var(--gray-50);
    border-radius: var(--radius-md);
    margin-bottom: var(--spacing-sm);
    transition: all var(--transition-fast);
}

.upload-item:hover {
    background-color: var(--gray-100);
}

.upload-item.completed {
    background-color: var(--success-light);
}

.upload-item.error {
    background-color: var(--danger-light);
}

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

.file-icon {
    font-size: 1.5rem;
    color: var(--gray-600);
}

.file-details {
    display: flex;
    flex-direction: column;
}

.file-name {
    font-weight: 500;
    color: var(--gray-800);
}

.file-size {
    font-size: var(--font-size-sm);
    color: var(--gray-600);
}

/* Upload Status */
.upload-status {
    display: flex;
    align-items: center;
    gap: var(--spacing-md);
}

.progress-wrapper {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
    min-width: 200px;
}

.progress {
    flex: 1;
    height: 8px;
    background-color: var(--gray-200);
    border-radius: var(--radius-md);
    overflow: hidden;
}

.progress-bar {
    height: 100%;
    background-color: var(--primary-color);
    transition: width 0.3s ease;
}

.progress-text {
    font-size: var(--font-size-sm);
    font-weight: 500;
    color: var(--gray-700);
    min-width: 40px;
    text-align: right;
}

.status-text {
    font-size: var(--font-size-sm);
    color: var(--gray-700);
    display: flex;
    align-items: center;
    gap: var(--spacing-xs);
}

.cancel-btn {
    padding: var(--spacing-xs);
    background: transparent;
    border: none;
    color: var(--gray-600);
    cursor: pointer;
    border-radius: var(--radius-sm);
    transition: all var(--transition-fast);
}

.cancel-btn:hover {
    background-color: var(--gray-200);
    color: var(--danger-color);
}

.btn-icon {
    width: 32px;
    height: 32px;
    display: flex;
    align-items: center;
    justify-content: center;
}

/* Candidate Ingestion */
.ingestion-container {
    padding: var(--spacing-lg);
}

.ingestion-card {
    background: white;
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-md);
    padding: var(--spacing-xl);
}

.ingestion-form {
    max-width: 800px;
}

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

.form-section h2 {
    font-size: var(--font-size-lg);
    font-weight: 600;
    margin-bottom: var(--spacing-lg);
    color: var(--gray-900);
}

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

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

.form-group label {
    display: block;
    font-weight: 500;
    margin-bottom: var(--spacing-sm);
    color: var(--gray-700);
}

.form-group .required {
    color: var(--danger-color);
}

.form-input {
    width: 100%;
    padding: var(--spacing-sm) var(--spacing-md);
    border: 1px solid var(--gray-300);
    border-radius: var(--radius-md);
    font-size: var(--font-size-base);
    transition: border-color var(--transition-fast);
}

.form-input:focus {
    outline: none;
    border-color: var(--primary-color);
    box-shadow: 0 0 0 3px rgba(99, 102, 241, 0.1);
}

.form-hint {
    display: block;
    margin-top: var(--spacing-xs);
    font-size: var(--font-size-xs);
    color: var(--gray-600);
}

.skill-input-container {
    display: flex;
    gap: var(--spacing-sm);
}

.skill-input {
    flex: 1;
}

.skill-tags {
    display: flex;
    flex-wrap: wrap;
    gap: var(--spacing-sm);
    margin-top: var(--spacing-md);
}

.skill-tag {
    display: inline-flex;
    align-items: center;
    padding: var(--spacing-xs) var(--spacing-md);
    background: var(--primary-light);
    color: var(--primary-color);
    border-radius: var(--radius-full);
    font-size: var(--font-size-sm);
    font-weight: 500;
}

.skill-remove {
    margin-left: var(--spacing-xs);
    background: none;
    border: none;
    color: var(--primary-color);
    cursor: pointer;
    font-size: var(--font-size-lg);
    line-height: 1;
    padding: 0;
}

.skill-remove:hover {
    color: var(--primary-dark);
}

.resume-textarea {
    min-height: 200px;
    resize: vertical;
    font-family: var(--font-mono);
    font-size: var(--font-size-sm);
}

.form-actions {
    display: flex;
    gap: var(--spacing-md);
    justify-content: flex-end;
    margin-top: var(--spacing-xl);
    padding-top: var(--spacing-lg);
    border-top: 1px solid var(--gray-200);
}

.btn-loader {
    display: inline-flex;
    align-items: center;
}

.spinner {
    width: 20px;
    height: 20px;
    animation: spin 1s linear infinite;
}

.spinner circle {
    stroke-dasharray: 62.8;
    stroke-dashoffset: 47.1;
    animation: spinner-dash 1.5s ease-in-out infinite;
}

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

@keyframes spinner-dash {
    0% {
        stroke-dasharray: 1, 200;
        stroke-dashoffset: 0;
    }
    50% {
        stroke-dasharray: 89, 200;
        stroke-dashoffset: -35;
    }
    100% {
        stroke-dasharray: 89, 200;
        stroke-dashoffset: -124;
    }
}

.result-card {
    background: white;
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-md);
    padding: var(--spacing-xl);
    margin-top: var(--spacing-lg);
}

.result-success,
.result-error {
    text-align: center;
}

.result-icon {
    width: 60px;
    height: 60px;
    margin: 0 auto var(--spacing-lg);
    border-radius: var(--radius-full);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 32px;
    font-weight: bold;
}

.result-success .result-icon {
    background: var(--success-light);
    color: var(--success-color);
}

.result-error .result-icon {
    background: var(--danger-light);
    color: var(--danger-color);
}

.result-details {
    margin-top: var(--spacing-lg);
    padding: var(--spacing-lg);
    background: var(--gray-50);
    border-radius: var(--radius-md);
    text-align: left;
}

.detail-row {
    display: flex;
    justify-content: space-between;
    margin-bottom: var(--spacing-sm);
}

.detail-row:last-child {
    margin-bottom: 0;
}

.detail-label {
    font-weight: 500;
    color: var(--gray-700);
}

/* Chart tooltips - Simplified */
.chart-tooltip {
    position: absolute;
    background-color: rgba(0, 0, 0, 0.9);
    color: white;
    padding: 0.5rem;
    border-radius: 0.5rem;
    font-size: 0.75rem;
    pointer-events: none;
    z-index: 1000;
    transition: opacity 200ms ease;
    backdrop-filter: blur(4px);
}

.detail-value {
    color: #0f172a;
    font-family: ui-monospace, SFMono-Regular, "SF Mono", Consolas, "Liberation Mono", Menlo, monospace;
    font-size: 0.875rem;
}

/* Navigation Styles - Simplified for modern approach */
.app-header {
    background: linear-gradient(135deg, #ffffff 0%, #fafbfc 100%);
    border-bottom: 1px solid rgba(226, 232, 240, 0.8);
    backdrop-filter: blur(8px);
}

.nav-link.active::after {
    content: '';
    position: absolute;
    bottom: -1px;
    left: 50%;
    transform: translateX(-50%);
    width: 80%;
    height: 2px;
    background: #3b82f6;
    border-radius: 1px;
}