:root {
  --spacing-smaller: 3px;
  --spacing-small: 5px;
  --spacing-medium: 7px;
  --spacing-large: 12px;
  --font-size: 12px;
  --font-size-large: 14px;
  --font-size-larger: 16px;
  --line-height: 16px;
  --line-height-larger: 20px;
  --primary-color: #40c979;
  --text-color-dark: #212529;
  --text-color: #585858;
  --text-color-light: #65727e;
  --border-color: #bebebe;
  --border-color-light: #f1f3f5;
  --input-placeholder: #65727e;
  --input-background: #e9e9ed;
  --input-border: #dee2e6;
  --input-border-active: #c1c9d0;
  --input-border-invalid: #e44e4e;
  --input-outline-invalid: rgba(219, 138, 138, 0.5);
  --input-color: #e9e9ed;
  --input-disabled: #f7f7f7;
  --input-min-height: 45px;
  --options-height: 40dvh;
  --option-background: #f3f4f7;
  --border-radius: 5px;
  --icon-size: 12px;
  --icon-space: 30px;
  --checkbox-size: 16px;
  --checkbox-radius: 4px;
  --checkbox-border: #ced4da;
  --checkbox-background: #fff;
  --checkbox-active: #fff;
  --checkbox-thickness: 2px;
}
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

body {
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
    background-color: #f5f5f5;
    color: #333;
    line-height: 1.6;
}

.container {
    max-width: 1400px;
    margin: 0 auto;
    padding: 20px;
}

.header {
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    color: white;
    padding: 2rem;
    border-radius: 10px;
    margin-bottom: 2rem;
    text-align: center;
}

.header h1 {
    font-size: 2.5rem;
    margin-bottom: 0.5rem;
}

.header p {
    font-size: 1.1rem;
    opacity: 0.9;
}

.tabs {
    display: flex;
    background: white;
    border-radius: 10px;
    margin-bottom: 2rem;
    box-shadow: 0 4px 6px rgba(0, 0, 0, 0.1);
    overflow: hidden;
}

.tab {
    flex: 1;
    padding: 1rem 2rem;
    background: #f8f9fa;
    border: none;
    cursor: pointer;
    font-size: 1rem;
    font-weight: 600;
    transition: all 0.3s;
    border-right: 1px solid #e1e5e9;
}

.tab:last-child {
    border-right: none;
}

.tab.active {
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    color: white;
}

.tab:hover:not(.active) {
    background: #e9ecef;
}

.tab-content {
    display: none;
}

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

/* Form Styles */
.form-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 1.5rem;
    margin-bottom: 2rem;
}

.form-group {
    margin-bottom: 1.5rem;
}

.form-group label {
    display: block;
    margin-bottom: 0.5rem;
    font-weight: 600;
    color: #333;
}

.form-control {
    width: 100%;
    padding: 0.75rem;
    border: 2px solid #e1e5e9;
    border-radius: 5px;
    font-size: 1rem;
    transition: border-color 0.3s;
}

.form-control:focus {
    outline: none;
    border-color: #667eea;
}

.card {
    background: white;
    border-radius: 10px;
    padding: 2rem;
    margin-bottom: 2rem;
    box-shadow: 0 4px 6px rgba(0, 0, 0, 0.1);
}

.card h2 {
    color: #333;
    margin-bottom: 1.5rem;
    font-size: 1.5rem;
    border-bottom: 2px solid #667eea;
    padding-bottom: 0.5rem;
}

.btn {
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    color: white;
    padding: 0.75rem 1.5rem;
    border: none;
    border-radius: 5px;
    cursor: pointer;
    font-size: 1rem;
    font-weight: 600;
    transition: transform 0.2s;
    margin-right: 1rem;
    margin-bottom: 0.5rem;
}

.btn:hover {
    transform: translateY(-2px);
}

.btn-secondary {
    background: linear-gradient(135deg, #6c757d 0%, #495057 100%);
}

.btn-success {
    background: linear-gradient(135deg, #28a745 0%, #20c997 100%);
}

.btn-danger {
    background: linear-gradient(135deg, #dc3545 0%, #c82333 100%);
}

.btn-warning {
    background: linear-gradient(135deg, #ffc107 0%, #e0a800 100%);
    color: #212529;
}

.alert {
    padding: 1rem;
    border-radius: 5px;
    margin-bottom: 1rem;
    display: none;
}

.alert-success {
    background-color: #d4edda;
    border: 1px solid #c3e6cb;
    color: #155724;
}

.alert-error {
    background-color: #f8d7da;
    border: 1px solid #f5c6cb;
    color: #721c24;
}

.alert-info {
    background-color: #d1ecf1;
    border: 1px solid #bee5eb;
    color: #0c5460;
}

.computed-field {
    background-color: #e3f2fd;
    font-weight: 600;
}

.positive {
    color: #28a745;
}

.negative {
    color: #dc3545;
}

.td-positive {
    background-color: #28a745;
}

.td-negative {
    background-color: #dc3545;
}

.filters {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 1rem;
    margin-bottom: 1rem;
    padding: 1rem;
    background: #f8f9fa;
    border-radius: 5px;
}

.pagination {
    display: flex;
    justify-content: center;
    align-items: center;
    margin-top: 1rem;
    gap: 0.5rem;
}

.pagination button {
    padding: 0.5rem 1rem;
    border: 1px solid #dee2e6;
    background: white;
    cursor: pointer;
    border-radius: 3px;
}

.pagination button:hover:not(:disabled) {
    background: #e9ecef;
}

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

.pagination .current-page {
    background: #667eea;
    color: white;
    border-color: #667eea;
}

.loading {
    display: none;
    text-align: center;
    padding: 2rem;
}

.spinner {
    border: 4px solid #f3f3f3;
    border-top: 4px solid #667eea;
    border-radius: 50%;
    width: 40px;
    height: 40px;
    animation: spin 1s linear infinite;
    margin: 0 auto 1rem;
}

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

.summary-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 1rem;
    margin-bottom: 2rem;
}

.summary-card {
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    color: white;
    padding: 1.5rem;
    border-radius: 10px;
    text-align: center;
}

.summary-card h3 {
    font-size: 0.9rem;
    margin-bottom: 0.5rem;
    opacity: 0.9;
}

.summary-card .value {
    font-size: 2rem;
    font-weight: bold;
    margin-bottom: 0.5rem;
}

.summary-card .label {
    font-size: 0.8rem;
    opacity: 0.8;
}

.analysis-table {
    width: 100%;
    border-collapse: collapse;
    margin-top: 1rem;
}

.analysis-table th,
.analysis-table td {
    padding: 0.75rem;
    text-align: left;
    border-bottom: 1px solid #e1e5e9;
}

.analysis-table th {
    background-color: #f8f9fa;
    font-weight: 600;
}

.analysis-table tr:hover {
    background-color: #f8f9fa;
}

.modal {
    display: none;
    position: fixed;
    z-index: 1000;
    left: 0;
    top: 0;
    width: 100%;
    height: 100%;
    background-color: rgba(0,0,0,0.5);
}

.modal-content {
    background-color: white;
    margin: 5% auto;
    padding: 2rem;
    border-radius: 10px;
    width: 90%;
    max-width: 600px;
    max-height: 80vh;
    overflow-y: auto;
}

.close {
    color: #aaa;
    float: right;
    font-size: 28px;
    font-weight: bold;
    cursor: pointer;
}

.close:hover {
    color: #000;
}

/* Dashboard-specific styles */

.header-actions {
    position: absolute;
    top: 10rem;
    right: 5rem;
}
.metrics-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 1.5rem;
    margin-bottom: 2rem;
}

.metric-card {
    background: #f8f9fa;
    padding: 1.5rem;
    border-radius: 8px;
    text-align: center;
    border: 2px solid transparent;
    transition: all 0.3s;
}

.metric-card:hover {
    border-color: #667eea;
    transform: translateY(-2px);
}

.metric-value {
    font-size: 2rem;
    font-weight: 700;
    color: #333;
    margin-bottom: 0.5rem;
}

.metric-label {
    font-size: 0.9rem;
    color: #666;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.wacc-indicator {
    background: #17a2b8;
    color: white;
}

.wacc-indicator .metric-value,
.wacc-indicator .metric-label {
    color: white;
}

.wacc-safe {
    background: #28a745;
    color: white;
}

.wacc-warning {
    background: #ffc107;
    color: #212529;
}

.wacc-danger {
    background: #dc3545;
    color: white;
}

.charts-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(400px, 1fr));
    gap: 2rem;
}

.chart-container {
    background: #f8f9fa;
    padding: 1.5rem;
    border-radius: 8px;
    min-height: 300px;
}

.chart-title {
    margin-bottom: 1rem;
    color: #333;
    font-size: 1.1rem;
}

.currency-list {
    list-style: none;
    padding: 0;
}

.currency-list li {
    padding: 0.5rem 0;
    border-bottom: 1px solid #dee2e6;
    display: flex;
    justify-content: space-between;
}

.currency-list li:last-child {
    border-bottom: none;
}

.alert-panel {
    background: #fff3cd;
    border: 1px solid #ffeaa7;
    color: #856404;
    padding: 1rem;
    border-radius: 8px;
    margin-top: 2rem;
    display: none;
}

.alert-panel.show {
    display: block;
}

.filter-card .form-grid {
    margin-bottom: 0;
    gap: 0.5rem;
}
.filter-card .form-group {
    margin-bottom: 0;
}
.analysis-table {
    font-size: 12px;
}
.var-toggle-container {
    display: flex; flex-direction: row; justify-content: space-between;
}

#loading-spinner {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-color: rgba(255, 255, 255, 0.7); /* Semi-transparent overlay */
    display: flex;
    justify-content: center;
    align-items: center;
    z-index: 9999; /* Ensure it's on top of other elements */
}

.spinner {
    border: 8px solid #f3f3f3;
    border-top: 8px solid #3498db;
    border-radius: 50%;
    width: 50px;
    height: 50px;
    animation: spin 1s linear infinite;
}

.multi-select {
display: flex;
box-sizing: border-box;
flex-direction: column;
position: relative;
width: 100%;
user-select: none;
}
.multi-select .multi-select-header {
/* border: 1px solid var(--input-border);
border-radius: var(--border-radius);
padding: var(--spacing-medium) var(--spacing-large); */
padding-right: var(--icon-space);
overflow: hidden;
gap: var(--spacing-medium);
min-height: var(--input-min-height);
width: 100%;
padding: 0.6rem;
border: 2px solid #e1e5e9;
border-radius: 5px;
font-size: 1rem;
transition: border-color 0.3s;
}
.multi-select .multi-select-header::after {
content: "";
display: block;
position: absolute;
top: 50%;
right: 15px;
transform: translateY(-50%);
background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' fill='%23949ba3' viewBox='0 0 16 16'%3E%3Cpath d='M8 13.1l-8-8 2.1-2.2 5.9 5.9 5.9-5.9 2.1 2.2z'/%3E%3C/svg%3E");
height: var(--icon-size);
width: var(--icon-size);
}
.multi-select .multi-select-header.multi-select-header-active {
border-color: var(--input-border-active);
}
.multi-select .multi-select-header.multi-select-header-active::after {
transform: translateY(-50%) rotate(180deg);
}
.multi-select .multi-select-header.multi-select-header-active + .multi-select-options {
display: flex;
}
.multi-select .multi-select-header .multi-select-header-placeholder {
color: var(--text-color-light);
}
.multi-select .multi-select-header .multi-select-header-option {
display: inline-flex;
align-items: center;
background-color: var(--option-background);
font-size: var(--font-size-large);
padding: var(--spacing-smaller) var(--spacing-small);
border-radius: var(--border-radius);
}
.multi-select .multi-select-header .multi-select-header-max {
font-size: var(--font-size-large);
color: var(--text-color-light);
}
.multi-select .multi-select-options {
display: none;
box-sizing: border-box;
flex-flow: wrap;
position: absolute;
top: 100%;
left: 0;
right: 0;
z-index: 999;
margin-top: var(--spacing-small);
padding: var(--spacing-small);
background-color: #fff;
border-radius: var(--border-radius);
box-shadow: 0 0 10px rgba(0, 0, 0, 0.1);
max-height: var(--options-height);
overflow-y: auto;
overflow-x: hidden;
}
.multi-select .multi-select-options::-webkit-scrollbar {
width: 5px;
}
.multi-select .multi-select-options::-webkit-scrollbar-track {
background: #f0f1f3;
}
.multi-select .multi-select-options::-webkit-scrollbar-thumb {
background: #cdcfd1;
}
.multi-select .multi-select-options::-webkit-scrollbar-thumb:hover {
background: #b2b6b9;
}
.multi-select .multi-select-options .multi-select-option,
.multi-select .multi-select-options .multi-select-all {
padding: var(--spacing-large);
}
.multi-select .multi-select-options .multi-select-option .multi-select-option-radio,
.multi-select .multi-select-options .multi-select-all .multi-select-option-radio {
background: var(--checkbox-background);
margin-right: var(--spacing-large);
height: var(--checkbox-size);
width: var(--checkbox-size);
border: 1px solid var(--checkbox-border);
border-radius: var(--checkbox-radius);
}
.multi-select .multi-select-options .multi-select-option .multi-select-option-text,
.multi-select .multi-select-options .multi-select-all .multi-select-option-text {
box-sizing: border-box;
flex: 1;
overflow: hidden;
text-overflow: ellipsis;
white-space: nowrap;
color: inherit;
font-size: var(--font-size-larger);
line-height: var(--line-height);
}
.multi-select .multi-select-options .multi-select-option.multi-select-selected .multi-select-option-radio,
.multi-select .multi-select-options .multi-select-all.multi-select-selected .multi-select-option-radio {
border-color: var(--primary-color);
background-color: var(--primary-color);
}
.multi-select .multi-select-options .multi-select-option.multi-select-selected .multi-select-option-radio::after,
.multi-select .multi-select-options .multi-select-all.multi-select-selected .multi-select-option-radio::after {
content: "";
display: block;
width: calc(var(--checkbox-size) / 4);
height: calc(var(--checkbox-size) / 2);
border: solid var(--checkbox-active);
border-width: 0 var(--checkbox-thickness) var(--checkbox-thickness) 0;
transform: rotate(45deg) translate(50%, -25%);
}
.multi-select .multi-select-options .multi-select-option.multi-select-selected .multi-select-option-text,
.multi-select .multi-select-options .multi-select-all.multi-select-selected .multi-select-option-text {
color: var(--text-color-dark);
}
.multi-select .multi-select-options .multi-select-option:hover, .multi-select .multi-select-options .multi-select-option:active,
.multi-select .multi-select-options .multi-select-all:hover, .multi-select .multi-select-options .multi-select-all:active {
background-color: var(--option-background);
}
.multi-select .multi-select-options .multi-select-all {
border-bottom: 1px solid var(--border-color-light);
border-radius: 0;
}
.multi-select .multi-select-options .multi-select-search {
padding: var(--spacing-medium) var(--spacing-large);
border: 1px solid var(--input-border);
border-radius: var(--border-radius);
margin: 10px 10px 5px 10px;
width: 100%;
outline: none;
font-size: var(--font-size-larger);
}
.multi-select .multi-select-options .multi-select-search::placeholder {
color: var(--text-color-light);
}
.multi-select .multi-select-header,
.multi-select .multi-select-option,
.multi-select .multi-select-all {
display: flex;
flex-wrap: wrap;
box-sizing: border-box;
align-items: center;
border-radius: var(--border-radius);
cursor: pointer;
display: flex;
align-items: center;
width: 100%;
font-size: var(--font-size-larger);
color: var(--text-color-dark);
}
.multi-select.disabled {
opacity: 0.6;
pointer-events: none;
background-color: var(--input-disabled);
}
.multi-select.multi-select-invalid .multi-select-header {
border-color: var(--input-border-invalid);
outline: var(--input-outline-invalid) solid 1px;
}


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

@media (max-width: 768px) {
    .metrics-grid {
        grid-template-columns: 1fr;
    }
    
    .charts-grid {
        grid-template-columns: 1fr;
    }
}