/* Custom CSS styles for the Tournament Visualizer - Dark Theme */

/* Root variables for consistent theming */
:root {
    /* Dark blue palette */
    --bg-darkest: #0e1b2e;
    --bg-dark: #364c6b;
    --bg-medium: #3a5a7e;
    --bg-light: #45678e;
    --bg-highlight: #507498;

    --text-primary: #edf2f7;
    --text-secondary: #c8d4e3;
    --text-muted: #9db0c9;

    --accent-primary: #64b5f6;
    --accent-info: #4dd0e1;
    --accent-success: #4aba6e;
    --accent-warning: #ffb74d;
    --accent-danger: #ef5350;

    --link-color: #c8d4e3;
    --link-hover-color: #ffffff;

    --border-subtle: rgba(255, 255, 255, 0.12);
    --border-default: rgba(255, 255, 255, 0.18);

    --shadow-sm: 0 1px 2px rgba(0, 0, 0, 0.2);
    --shadow-md: 0 4px 8px rgba(0, 0, 0, 0.3);

    --sidebar-width: 250px;
    --navbar-height: 60px;
    --border-radius: 0.375rem;
    --transition: all 0.15s ease-in-out;
}

/* Override Bootstrap dark theme with our custom dark blue */
html[data-bs-theme=dark],
[data-bs-theme=dark] {
    /* Core backgrounds */
    --bs-body-bg: #0e1b2e;
    --bs-body-color: #edf2f7;
    --bs-secondary-bg: #364c6b;
    --bs-tertiary-bg: #3a5a7e;

    /* Card and component backgrounds */
    --bs-card-bg: #364c6b;
    --bs-card-cap-bg: #3a5a7e;

    /* Form controls */
    --bs-form-control-bg: #45678e;

    /* Borders */
    --bs-border-color: rgba(255, 255, 255, 0.18);
    --bs-border-color-translucent: rgba(255, 255, 255, 0.12);

    /* Links */
    --bs-link-color: #c8d4e3;
    --bs-link-hover-color: #ffffff;
}

/* Global styles */
body {
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, 'Helvetica Neue', Arial, sans-serif;
    background-color: #26405e !important;
    color: #edf2f7 !important;
    line-height: 1.6;
    min-height: 100vh;
}

/* Navbar customizations */
.navbar {
    box-shadow: var(--shadow-sm);
    border-bottom: 1px solid var(--border-subtle);
}

.navbar-brand {
    font-weight: 600;
    font-size: 1.25rem;
}

.nav-link {
    font-weight: 500;
    transition: var(--transition);
}

.nav-link:hover {
    color: rgba(255, 255, 255, 0.8) !important;
}

/* Card enhancements */
.card {
    background-color: var(--bg-dark);
    border: 1px solid var(--border-subtle);
    color: var(--text-primary);
    box-shadow: var(--shadow-sm);
    transition: var(--transition);
    margin-bottom: 1.5rem;
}

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

.card-header {
    background-color: var(--bg-medium);
    border-bottom: 1px solid var(--border-subtle);
    font-weight: 600;
}

.card-title {
    color: var(--text-primary);
    font-weight: 600;
    margin-bottom: 0.75rem;
}

/* Metric cards */
.metric-card {
    text-align: center;
    padding: 1.5rem;
}

.metric-card .metric-value {
    font-size: 2.5rem;
    font-weight: 700;
    line-height: 1;
    margin-bottom: 0.5rem;
    color: var(--text-primary);
}

.metric-card .metric-title {
    font-size: 0.875rem;
    font-weight: 500;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    color: var(--text-secondary);
}

.metric-card .metric-subtitle {
    font-size: 0.75rem;
    color: var(--text-muted);
    margin-top: 0.25rem;
}

/* Chart containers */
.chart-container {
    background: var(--bg-dark);
    border-radius: var(--border-radius);
    padding: 1rem;
    margin-bottom: 1.5rem;
}

.chart-title {
    font-size: 1.1rem;
    font-weight: 600;
    margin-bottom: 1rem;
    color: var(--text-primary);
}

/* Filter sidebar */
.filter-sidebar {
    background: var(--bg-dark);
    border: 1px solid var(--border-subtle);
    border-radius: var(--border-radius);
    padding: 1.5rem;
    box-shadow: var(--shadow-sm);
    height: fit-content;
    position: sticky;
    top: 20px;
}

.filter-sidebar .form-label {
    font-weight: 600;
    color: var(--text-primary);
    margin-bottom: 0.5rem;
}

/* Form controls */
.form-control, .form-select {
    background-color: var(--bg-medium);
    border-color: var(--border-default);
    color: var(--text-primary);
    border-radius: var(--border-radius);
    transition: var(--transition);
}

.form-control:hover,
.form-select:hover {
    border-color: var(--accent-primary);
}

.form-control:focus,
.form-select:focus {
    background-color: var(--bg-medium);
    border-color: var(--accent-primary);
    color: var(--text-primary);
    box-shadow: 0 0 0 0.2rem rgba(100, 181, 246, 0.35);
}

/* Dash dcc.Dropdown (react-select) - comprehensive styling */
/* Dash 3.x uses old .Select-* class names */
.Select-control {
    background-color: var(--bg-medium) !important;
    border-color: var(--border-default) !important;
}

.Select-value-label,
.Select-value {
    color: var(--text-primary) !important;
}

.Select-input > input {
    color: var(--text-primary) !important;
}

.Select-placeholder {
    color: var(--text-muted) !important;
}

.Select-menu-outer {
    background-color: var(--bg-medium) !important;
    border-color: var(--border-default) !important;
}

.Select-menu {
    background-color: var(--bg-medium) !important;
}

.Select-option {
    background-color: var(--bg-medium) !important;
    color: var(--text-primary) !important;
}

.Select-option.is-focused {
    background-color: var(--bg-light) !important;
}

.Select-option.is-selected {
    background-color: var(--bg-highlight) !important;
}

.Select-arrow-zone,
.Select-clear-zone {
    color: var(--text-secondary) !important;
}

.Select.is-focused > .Select-control {
    background-color: var(--bg-medium) !important;
    border-color: var(--accent-primary) !important;
}

.Select-noresults {
    color: var(--text-muted) !important;
}

/* Bootstrap dropdown menus */
.dropdown-menu {
    background-color: var(--bg-medium);
    border-color: var(--border-default);
}

.dropdown-item {
    color: var(--text-primary);
}

.dropdown-item:hover {
    background-color: var(--bg-light);
    color: var(--text-primary);
}

/* Button enhancements */
.btn {
    font-weight: 500;
    border-radius: var(--border-radius);
    transition: var(--transition);
    border-width: 1px;
}

.btn:hover {
    transform: translateY(-1px);
    box-shadow: 0 0.25rem 0.5rem rgba(0, 0, 0, 0.15);
}

.btn-outline-primary {
    color: var(--accent-primary);
    border-color: var(--accent-primary);
}

.btn-outline-primary:hover {
    background-color: var(--accent-primary);
    color: var(--bg-darkest);
    transform: translateY(-1px);
}

.btn-outline-secondary {
    color: var(--text-secondary);
    border-color: var(--border-default);
}

.btn-outline-secondary:hover {
    background-color: var(--bg-light);
    color: var(--text-primary);
    transform: translateY(-1px);
}

/* Table styling */
.dash-table-container {
    font-family: inherit;
}

.dash-table-container .dash-spreadsheet-container {
    background-color: var(--bg-dark);
    border-radius: var(--border-radius);
    overflow: hidden;
}

.dash-table-container .dash-header {
    background-color: var(--bg-medium) !important;
    color: var(--text-primary) !important;
    font-weight: 600;
    border-bottom: 2px solid var(--border-default);
}

.dash-table-container .dash-cell {
    background-color: var(--bg-dark);
    color: var(--text-primary);
    padding: 0.75rem 0.5rem;
    border-bottom: 1px solid var(--border-subtle);
    transition: var(--transition);
}

.dash-table-container tr:hover .dash-cell {
    background-color: var(--bg-medium) !important;
}

/* DataTable pagination */
.dash-table-container .previous-next-container button {
    background-color: var(--bg-medium);
    color: var(--text-primary);
    border-color: var(--border-default);
}

.dash-table-container .previous-next-container button:hover {
    background-color: var(--bg-light);
}

/* DataTable active cell */
.dash-table-container .dash-cell.focused {
    background-color: var(--bg-light) !important;
    outline-color: var(--accent-primary);
}

/* DataTable links */
.dash-table-container a {
    color: var(--link-color) !important;
    text-decoration: none;
}

.dash-table-container a:hover {
    color: var(--link-hover-color) !important;
    text-decoration: underline;
}

/* DataTable filter inputs */
.dash-table-container input.dash-filter {
    background-color: #5a7a9a !important;
    color: var(--text-primary) !important;
    border-color: var(--border-default) !important;
}

.dash-table-container input.dash-filter::placeholder {
    color: #c8d4e3 !important;
}

/* Loading spinner */
._dash-loading {
    margin: 2rem auto;
}

._dash-loading-callback {
    position: relative;
}

._dash-loading-callback::after {
    content: '';
    position: absolute;
    top: 50%;
    left: 50%;
    width: 20px;
    height: 20px;
    margin: -10px 0 0 -10px;
    border: 2px solid var(--bg-light);
    border-top: 2px solid var(--accent-primary);
    border-radius: 50%;
    animation: spin 1s linear infinite;
}

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

/* dcc.Loading / dbc.Spinner */
.dash-spinner .spinner-border {
    color: var(--accent-primary);
}

/* Alert styling */
.alert {
    border: 1px solid var(--border-default);
    border-radius: var(--border-radius);
    box-shadow: var(--shadow-sm);
}

.alert-heading {
    font-weight: 600;
}

.alert-info {
    background-color: rgba(77, 208, 225, 0.15);
    border-color: var(--accent-info);
    color: var(--text-primary);
}

.alert-warning {
    background-color: rgba(255, 183, 77, 0.15);
    border-color: var(--accent-warning);
    color: var(--text-primary);
}

.alert-danger {
    background-color: rgba(239, 83, 80, 0.15);
    border-color: var(--accent-danger);
    color: var(--text-primary);
}

.alert-success {
    background-color: rgba(74, 186, 110, 0.15);
    border-color: var(--accent-success);
    color: var(--text-primary);
}

/* Tab styling */
.nav-tabs {
    border-bottom: 2px solid var(--border-default);
}

.nav-tabs .nav-link {
    color: var(--text-secondary);
    font-weight: 500;
    border: none;
    border-bottom: 2px solid transparent;
    transition: var(--transition);
}

.nav-tabs .nav-link:hover {
    border-bottom-color: var(--accent-primary);
    color: var(--accent-primary);
}

.nav-tabs .nav-link.active {
    background-color: var(--bg-dark);
    border-color: var(--border-default);
    color: var(--accent-primary);
    font-weight: 600;
}

/* dbc.Tabs (different from nav-tabs) */
.nav-tabs.card-header-tabs .nav-link {
    color: var(--text-secondary);
    background-color: transparent;
    border-color: transparent;
}

.nav-tabs.card-header-tabs .nav-link:hover {
    color: var(--text-primary);
    border-color: var(--border-default);
}

.nav-tabs.card-header-tabs .nav-link.active {
    color: var(--accent-primary);
    background-color: var(--bg-dark);
    border-color: var(--border-default) var(--border-default) var(--bg-dark);
}

/* Modal enhancements */
.modal-content {
    background-color: var(--bg-dark);
    border: 1px solid var(--border-subtle);
    border-radius: var(--border-radius);
    box-shadow: 0 1rem 3rem rgba(0, 0, 0, 0.175);
}

.modal-header {
    border-bottom-color: var(--border-default);
    padding: 1.5rem;
}

.modal-title {
    font-weight: 600;
    color: var(--text-primary);
}

.modal-body {
    padding: 1.5rem;
}

.modal-footer {
    border-top-color: var(--border-default);
    padding: 1rem 1.5rem;
}

/* dbc.RadioItems and Checkboxes */
.form-check-input {
    background-color: var(--bg-medium);
    border-color: var(--border-default);
}

.form-check-input:checked {
    background-color: var(--accent-primary);
    border-color: var(--accent-primary);
}

.form-check-label {
    color: var(--text-primary);
}

/* dbc.Badge - ensure readability */
.badge.bg-secondary {
    background-color: var(--bg-light) !important;
    color: var(--text-primary);
}

/* Breadcrumb styling */
.breadcrumb {
    background-color: transparent;
    padding: 0.75rem 0;
}

.breadcrumb-item a {
    color: var(--accent-primary);
    text-decoration: none;
    transition: var(--transition);
}

.breadcrumb-item a:hover {
    color: var(--text-primary);
}

.breadcrumb-item.active {
    color: var(--text-muted);
}

.breadcrumb-item + .breadcrumb-item::before {
    color: var(--text-muted);
}

/* Form enhancements */
.form-label {
    font-weight: 500;
    color: var(--text-primary);
    margin-bottom: 0.5rem;
}

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

/* Range slider styling */
.rc-slider {
    background-color: var(--bg-light);
    margin: 1rem 0;
}

.rc-slider-track, .rc-slider-handle {
    background-color: var(--accent-primary);
    border-color: var(--accent-primary);
}

.rc-slider-handle:hover {
    border-color: var(--accent-primary);
    box-shadow: 0 0 0 5px rgba(100, 181, 246, 0.2);
}

.rc-slider-dot {
    background-color: var(--bg-medium);
    border-color: var(--border-default);
}

.rc-slider-mark-text {
    color: var(--text-muted);
}

/* Empty state styling */
.empty-state {
    text-align: center;
    padding: 3rem 1rem;
    color: var(--text-secondary);
}

.empty-state i {
    font-size: 4rem;
    margin-bottom: 1rem;
    opacity: 0.5;
}

.empty-state h3 {
    font-weight: 600;
    margin-bottom: 0.5rem;
}

/* Page header */
.page-header {
    margin-bottom: 2rem;
    padding-bottom: 1rem;
    border-bottom: 1px solid var(--border-default);
}

.page-header h1 {
    font-weight: 700;
    color: var(--text-primary);
    margin-bottom: 0.5rem;
}

.page-header p {
    color: var(--text-secondary);
    font-size: 1.1rem;
    margin-bottom: 0;
}

/* Badge styling */
.badge {
    font-weight: 500;
    border-radius: var(--border-radius);
}

/* Links */
a {
    color: var(--accent-primary);
}

a:hover {
    color: var(--text-primary);
}

/* Bootstrap text utilities */
.text-muted {
    color: var(--text-muted) !important;
}

.text-secondary {
    color: var(--text-secondary) !important;
}

/* Horizontal rules */
hr {
    border-color: var(--border-default);
    opacity: 1;
}

/* Text selection */
::selection {
    background-color: var(--accent-primary);
    color: var(--bg-darkest);
}

/* Input placeholder text */
::placeholder {
    color: var(--text-muted);
    opacity: 1;
}

/* Scrollbars (webkit) */
::-webkit-scrollbar {
    width: 8px;
    height: 8px;
}

::-webkit-scrollbar-track {
    background: var(--bg-darkest);
}

::-webkit-scrollbar-thumb {
    background: var(--bg-light);
    border-radius: 4px;
}

::-webkit-scrollbar-thumb:hover {
    background: var(--bg-highlight);
}

/* Plotly chart customizations */
.js-plotly-plot .plotly .modebar {
    right: 10px;
    top: 10px;
}

.js-plotly-plot .plotly .modebar-btn {
    background-color: var(--bg-medium);
    border: 1px solid var(--border-default);
    color: var(--text-secondary);
}

.js-plotly-plot .plotly .modebar-btn:hover {
    background-color: var(--accent-primary);
    color: var(--text-primary);
}

/* dcc.DatePickerRange (react-dates) - if shown */
.DateInput_input {
    background-color: var(--bg-medium);
    color: var(--text-primary);
}

.DateRangePickerInput {
    background-color: var(--bg-medium);
}

.CalendarDay__default {
    background-color: var(--bg-medium);
    color: var(--text-primary);
    border-color: var(--border-subtle);
}

.CalendarDay__selected {
    background-color: var(--accent-primary);
    color: var(--bg-darkest);
}

.CalendarMonth_caption {
    color: var(--text-primary);
}

.DayPickerNavigation_button__default {
    background-color: var(--bg-light);
    border-color: var(--border-default);
}

/* Tournament-specific styling */
.tournament-header {
    background: linear-gradient(135deg, var(--accent-primary), var(--accent-info));
    color: white;
    padding: 2rem 0;
    margin-bottom: 2rem;
    border-radius: var(--border-radius);
}

.tournament-header h1 {
    font-weight: 700;
    text-shadow: 0 2px 4px rgba(0, 0, 0, 0.2);
}

.civilization-badge {
    display: inline-block;
    padding: 0.25rem 0.5rem;
    font-size: 0.75rem;
    font-weight: 600;
    border-radius: var(--border-radius);
    background-color: var(--bg-medium);
    color: var(--text-primary);
    margin: 0.125rem;
}

.match-summary-card {
    border-left: 4px solid var(--accent-primary);
}

.winner-highlight {
    background-color: rgba(74, 186, 110, 0.15);
    border-left: 3px solid var(--accent-success);
    padding: 0.5rem;
    border-radius: var(--border-radius);
}

/* Focus rings for accessibility */
*:focus-visible {
    outline: 2px solid var(--accent-primary);
    outline-offset: 2px;
}

.btn:focus-visible,
.form-control:focus-visible,
.form-select:focus-visible {
    box-shadow: 0 0 0 0.2rem rgba(100, 181, 246, 0.35);
}

/* Close buttons (modals, alerts) */
.btn-close {
    filter: invert(1) grayscale(100%) brightness(200%);
}

/* Custom utility classes */
.text-decoration-none {
    text-decoration: none !important;
}

.cursor-pointer {
    cursor: pointer;
}

.border-start-primary {
    border-left: 4px solid var(--accent-primary) !important;
}

.border-start-success {
    border-left: 4px solid var(--accent-success) !important;
}

.border-start-warning {
    border-left: 4px solid var(--accent-warning) !important;
}

.border-start-danger {
    border-left: 4px solid var(--accent-danger) !important;
}

/* Icon enhancements */
.bi {
    line-height: 1;
}

.fs-1 {
    font-size: 3rem !important;
}

/* Responsive adjustments */
@media (max-width: 768px) {
    .filter-sidebar {
        position: static;
        margin-bottom: 1.5rem;
    }

    .metric-card .metric-value {
        font-size: 2rem;
    }

    .page-header h1 {
        font-size: 1.75rem;
    }

    .card {
        margin-bottom: 1rem;
    }
}

@media (max-width: 576px) {
    .navbar-brand {
        font-size: 1rem;
    }

    .metric-card {
        padding: 1rem;
    }

    .metric-card .metric-value {
        font-size: 1.5rem;
    }

    .chart-container {
        padding: 0.5rem;
    }
}

/* Print styles */
@media print {
    .navbar,
    .filter-sidebar,
    .btn {
        display: none !important;
    }

    .card {
        box-shadow: none;
        border: 1px solid var(--border-default);
        break-inside: avoid;
    }

    .page-header {
        border-bottom: 2px solid #000;
    }
}

/* High contrast mode support */
@media (prefers-contrast: high) {
    .card {
        border: 1px solid #fff;
    }

    .btn-outline-primary {
        border-color: #fff;
        color: #fff;
    }

    .nav-tabs .nav-link {
        border-bottom: 2px solid #fff;
    }
}

/* Reduced motion support */
@media (prefers-reduced-motion: reduce) {
    *,
    *::before,
    *::after {
        animation-duration: 0.01ms !important;
        animation-iteration-count: 1 !important;
        transition-duration: 0.01ms !important;
    }
}

/* Timeline Component Styles */
.timeline-container {
    font-size: 0.9rem;
}

.timeline-row {
    display: flex !important;
    flex-direction: row !important;
    border-bottom: 1px solid var(--bs-border-color);
    min-height: 32px;
    width: 100%;
}

.timeline-header {
    position: sticky;
    top: 0;
    background-color: var(--bs-card-bg, #364c6b);
    z-index: 10;
}

.timeline-cell-left,
.timeline-cell-right {
    flex: 1 1 40% !important;
    padding: 6px 12px;
    min-width: 0;
}

.timeline-cell-left {
    text-align: right;
    border-right: 1px solid var(--bs-border-color);
}

.timeline-cell-right {
    text-align: left;
    border-left: 1px solid var(--bs-border-color);
}

.timeline-cell-center {
    flex: 0 0 60px !important;
    width: 60px;
    min-width: 60px;
    max-width: 60px;
    text-align: center;
    font-weight: bold;
    color: var(--bs-secondary);
    padding: 6px 4px;
    background-color: var(--bs-tertiary-bg);
}

.timeline-event {
    display: block;
    padding: 2px 0;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}

.timeline-event-icon {
    margin-right: 8px;
}

.timeline-event-title {
    font-size: 0.85rem;
}

/* Event type specific styling */
.timeline-event-ruler {
    color: #ffd43b;
}

.timeline-event-death {
    color: #868e96;
}

.timeline-event-capital,
.timeline-event-city {
    color: #69db7c;
}

.timeline-event-tech {
    color: #74c0fc;
}

.timeline-event-law,
.timeline-event-law_swap {
    color: #da77f2;
}

.timeline-event-wonder_start,
.timeline-event-wonder_complete {
    color: #ffa94d;
}

.timeline-event-battle {
    color: #ff6b6b;
}

.timeline-event-uu_unlock {
    color: #20c997;
}

/* =============================================================================
   Winner Indicator Custom Tooltips
   ============================================================================= */

.winner-indicator {
    cursor: pointer;
    position: relative;
}

.winner-indicator .winner-tooltip {
    position: absolute;
    bottom: 100%;
    left: 50%;
    transform: translateX(-50%);
    background-color: #1a2332;
    color: #c8d4e3;
    padding: 8px 12px;
    border-radius: 6px;
    font-size: 13px;
    border: 1px solid #3a5a7e;
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.4);
    z-index: 1000;
    pointer-events: none;
    opacity: 0;
    visibility: hidden;
    transition: opacity 0.15s ease, visibility 0.15s ease;
    margin-bottom: 8px;
}

.winner-indicator:hover .winner-tooltip {
    opacity: 1;
    visibility: visible;
}

/* Arrow for tooltip */
.winner-indicator::before {
    content: "";
    position: absolute;
    bottom: 100%;
    left: 50%;
    transform: translateX(-50%);
    border: 6px solid transparent;
    border-top-color: #3a5a7e;
    margin-bottom: 2px;
    z-index: 1001;
    opacity: 0;
    visibility: hidden;
    transition: opacity 0.15s ease, visibility 0.15s ease;
}

.winner-indicator:hover::before {
    opacity: 1;
    visibility: visible;
}

/* =============================================================================
   Event Icon Custom Tooltips (left/right columns)
   ============================================================================= */

.event-icon-wrapper {
    position: relative;
    display: inline-flex;
    align-items: center;
    vertical-align: middle;
    padding: 0;
}

.event-icon-wrapper .event-tooltip {
    position: absolute;
    bottom: 100%;
    left: 50%;
    transform: translateX(-50%);
    background-color: #1a2332;
    color: #c8d4e3;
    padding: 6px 10px;
    border-radius: 6px;
    font-size: 12px;
    border: 1px solid #3a5a7e;
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.4);
    z-index: 1000;
    pointer-events: none;
    opacity: 0;
    visibility: hidden;
    transition: opacity 0.15s ease, visibility 0.15s ease;
    margin-bottom: 6px;
    white-space: nowrap;
    max-width: 250px;
    overflow: hidden;
    text-overflow: ellipsis;
}

.event-icon-wrapper:hover .event-tooltip {
    opacity: 1;
    visibility: visible;
}

/* Arrow for event tooltip */
.event-icon-wrapper::before {
    content: "";
    position: absolute;
    bottom: 100%;
    left: 50%;
    transform: translateX(-50%);
    border: 5px solid transparent;
    border-top-color: #3a5a7e;
    margin-bottom: 1px;
    z-index: 1001;
    opacity: 0;
    visibility: hidden;
    transition: opacity 0.15s ease, visibility 0.15s ease;
}

.event-icon-wrapper:hover::before {
    opacity: 1;
    visibility: visible;
}