/* =============================================================================
   Dashboard Styles
   =============================================================================
   Modern, light design for nonprofit dashboards with smooth animations.
   Desktop-first but mobile-friendly.
   ============================================================================= */

/* CSS Variables */
:root {
    --dashboard-primary: #1a56db;
    --dashboard-primary-light: #3b82f6;
    --dashboard-primary-dark: #1e40af;
    --dashboard-success: #10b981;
    --dashboard-success-light: #d1fae5;
    --dashboard-warning: #f59e0b;
    --dashboard-warning-light: #fef3c7;
    --dashboard-danger: #ef4444;
    --dashboard-danger-light: #fee2e2;
    --dashboard-bg: #f8fafc;
    --dashboard-card-bg: #ffffff;
    --dashboard-border: #e2e8f0;
    --dashboard-text: #1e293b;
    --dashboard-text-muted: #64748b;
    --dashboard-shadow: 0 1px 3px 0 rgba(0, 0, 0, 0.1), 0 1px 2px -1px rgba(0, 0, 0, 0.1);
    --dashboard-shadow-md: 0 4px 6px -1px rgba(0, 0, 0, 0.1), 0 2px 4px -2px rgba(0, 0, 0, 0.1);
    --dashboard-shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.1), 0 4px 6px -4px rgba(0, 0, 0, 0.1);
    --dashboard-radius: 0.5rem;
    --dashboard-radius-lg: 0.75rem;
    --transition-fast: 150ms ease;
    --transition-normal: 200ms ease;
    --transition-slow: 300ms ease;
}

/* Dashboard Container */
.dashboard-container {
    min-height: calc(100vh - 180px);
    background-color: var(--dashboard-bg);
}

.dashboard-content {
    animation: fadeIn 0.3s ease;
}

@keyframes fadeIn {
    from { opacity: 0; transform: translateY(10px); }
    to { opacity: 1; transform: translateY(0); }
}

/* Dashboard Cards */
.dashboard-card {
    background: var(--dashboard-card-bg);
    border-radius: var(--dashboard-radius-lg);
    box-shadow: var(--dashboard-shadow);
    padding: 1.5rem;
    transition: box-shadow var(--transition-normal), transform var(--transition-normal);
}

.dashboard-card:hover {
    box-shadow: var(--dashboard-shadow-md);
}

.dashboard-card-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    margin-bottom: 1rem;
    padding-bottom: 0.75rem;
    border-bottom: 1px solid var(--dashboard-border);
}

.dashboard-card-title {
    font-size: 1.125rem;
    font-weight: 600;
    color: var(--dashboard-text);
}

/* Stat Cards */
.stat-cards-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 1rem;
}

@media (min-width: 768px) {
    .stat-cards-grid {
        grid-template-columns: repeat(4, 1fr);
    }
}

.stat-card {
    background: var(--dashboard-card-bg);
    border-radius: var(--dashboard-radius);
    padding: 1.25rem;
    text-align: center;
    box-shadow: var(--dashboard-shadow);
    transition: transform var(--transition-fast), box-shadow var(--transition-fast);
}

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

.stat-icon {
    width: 2.5rem;
    height: 2.5rem;
    margin: 0 auto 0.75rem;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: 50%;
    background: linear-gradient(135deg, var(--dashboard-primary-light) 0%, var(--dashboard-primary) 100%);
    color: white;
}

.stat-value {
    font-size: 1.75rem;
    font-weight: 700;
    color: var(--dashboard-primary);
    line-height: 1.2;
}

.stat-label {
    font-size: 0.875rem;
    color: var(--dashboard-text-muted);
    margin-top: 0.25rem;
    font-weight: 500;
}

.stat-change {
    font-size: 0.75rem;
    margin-top: 0.5rem;
    display: inline-flex;
    align-items: center;
    gap: 0.25rem;
    padding: 0.125rem 0.5rem;
    border-radius: 9999px;
}

.stat-change.positive {
    color: var(--dashboard-success);
    background: var(--dashboard-success-light);
}

.stat-change.negative {
    color: var(--dashboard-danger);
    background: var(--dashboard-danger-light);
}

/* Tabs */
.dashboard-tabs {
    margin-bottom: 1.5rem;
}

.tab-list {
    display: flex;
    border-bottom: 2px solid var(--dashboard-border);
    gap: 0.5rem;
    overflow-x: auto;
    -webkit-overflow-scrolling: touch;
    scrollbar-width: none;
}

.tab-list::-webkit-scrollbar {
    display: none;
}

.tab-btn {
    padding: 0.75rem 1.25rem;
    font-weight: 500;
    font-size: 0.875rem;
    color: var(--dashboard-text-muted);
    border-bottom: 2px solid transparent;
    margin-bottom: -2px;
    white-space: nowrap;
    transition: color var(--transition-fast), border-color var(--transition-fast);
    cursor: pointer;
    background: transparent;
    border-top: none;
    border-left: none;
    border-right: none;
}

.tab-btn:hover {
    color: var(--dashboard-primary);
}

.tab-btn.active {
    color: var(--dashboard-primary);
    border-bottom-color: var(--dashboard-primary);
    font-weight: 600;
}

.tab-panel {
    animation: fadeIn 0.2s ease;
}

.tab-panel.hidden {
    display: none;
}

/* Tables */
.table-container {
    overflow-x: auto;
    border-radius: var(--dashboard-radius);
    border: 1px solid var(--dashboard-border);
}

.dashboard-table {
    width: 100%;
    border-collapse: collapse;
    font-size: 0.875rem;
}

.dashboard-table th {
    background: #f8fafc;
    padding: 0.875rem 1rem;
    text-align: left;
    font-weight: 600;
    font-size: 0.75rem;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    color: var(--dashboard-text-muted);
    position: sticky;
    top: 0;
    z-index: 10;
    border-bottom: 1px solid var(--dashboard-border);
}

.dashboard-table th.sortable {
    cursor: pointer;
    user-select: none;
    transition: background var(--transition-fast);
}

.dashboard-table th.sortable:hover {
    background: #f1f5f9;
}

.dashboard-table th .sort-icon {
    display: inline-block;
    margin-left: 0.25rem;
    opacity: 0.5;
    transition: opacity var(--transition-fast);
}

.dashboard-table th.sorted .sort-icon {
    opacity: 1;
}

.dashboard-table td {
    padding: 0.875rem 1rem;
    border-bottom: 1px solid var(--dashboard-border);
    color: var(--dashboard-text);
}

.dashboard-table tbody tr {
    transition: background var(--transition-fast);
}

.dashboard-table tbody tr:hover {
    background: #f8fafc;
}

.dashboard-table tbody tr.selected {
    background: #eff6ff;
}

.dashboard-table tbody tr.clickable {
    cursor: pointer;
}

.dashboard-table .text-right {
    text-align: right;
}

.dashboard-table .text-center {
    text-align: center;
}

/* Detail Row (expandable) */
.detail-row {
    display: none;
    background: #f8fafc;
}

.detail-row.open {
    display: table-row;
}

.detail-row td {
    padding: 1.5rem;
}

.detail-content {
    animation: slideDown 0.3s ease;
}

@keyframes slideDown {
    from { opacity: 0; transform: translateY(-10px); }
    to { opacity: 1; transform: translateY(0); }
}

/* Search Input */
.search-container {
    position: relative;
    flex: 1;
    max-width: 400px;
}

.search-input {
    width: 100%;
    padding: 0.625rem 1rem 0.625rem 2.5rem;
    border: 1px solid var(--dashboard-border);
    border-radius: var(--dashboard-radius);
    font-size: 0.875rem;
    transition: border-color var(--transition-fast), box-shadow var(--transition-fast);
    background: white;
}

.search-input:focus {
    outline: none;
    border-color: var(--dashboard-primary);
    box-shadow: 0 0 0 3px rgba(26, 86, 219, 0.1);
}

.search-icon {
    position: absolute;
    left: 0.75rem;
    top: 50%;
    transform: translateY(-50%);
    color: var(--dashboard-text-muted);
    pointer-events: none;
}

/* Filter Controls */
.filter-bar {
    display: flex;
    flex-wrap: wrap;
    gap: 0.75rem;
    align-items: center;
    margin-bottom: 1rem;
}

.filter-select {
    padding: 0.5rem 2rem 0.5rem 0.75rem;
    border: 1px solid var(--dashboard-border);
    border-radius: var(--dashboard-radius);
    font-size: 0.875rem;
    background: white url("data:image/svg+xml,%3csvg xmlns='http://www.w3.org/2000/svg' fill='none' viewBox='0 0 20 20'%3e%3cpath stroke='%236b7280' stroke-linecap='round' stroke-linejoin='round' stroke-width='1.5' d='M6 8l4 4 4-4'/%3e%3c/svg%3e") right 0.5rem center no-repeat;
    background-size: 1.25rem;
    appearance: none;
    cursor: pointer;
    transition: border-color var(--transition-fast);
}

.filter-select:focus {
    outline: none;
    border-color: var(--dashboard-primary);
}

/* Buttons */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 0.5rem;
    padding: 0.625rem 1.25rem;
    border-radius: var(--dashboard-radius);
    font-weight: 500;
    font-size: 0.875rem;
    transition: all var(--transition-fast);
    cursor: pointer;
    border: none;
}

.btn-primary {
    background: var(--dashboard-primary);
    color: white;
}

.btn-primary:hover {
    background: var(--dashboard-primary-dark);
}

.btn-primary:active {
    transform: scale(0.98);
}

.btn-secondary {
    background: white;
    color: var(--dashboard-text);
    border: 1px solid var(--dashboard-border);
}

.btn-secondary:hover {
    background: #f8fafc;
    border-color: #cbd5e1;
}

.btn-ghost {
    background: transparent;
    color: var(--dashboard-text-muted);
}

.btn-ghost:hover {
    background: #f1f5f9;
    color: var(--dashboard-text);
}

.btn-sm {
    padding: 0.375rem 0.75rem;
    font-size: 0.8125rem;
}

.btn-icon {
    width: 2.25rem;
    height: 2.25rem;
    padding: 0;
}

/* Loading States */
.loading-container {
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 3rem;
    color: var(--dashboard-text-muted);
}

.loading-spinner {
    display: inline-block;
    width: 1.5rem;
    height: 1.5rem;
    border: 2px solid var(--dashboard-border);
    border-top-color: var(--dashboard-primary);
    border-radius: 50%;
    animation: spin 0.8s linear infinite;
}

.loading-spinner-lg {
    width: 2.5rem;
    height: 2.5rem;
    border-width: 3px;
}

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

/* Empty State */
.empty-state {
    text-align: center;
    padding: 3rem 1.5rem;
    color: var(--dashboard-text-muted);
}

.empty-state-icon {
    width: 4rem;
    height: 4rem;
    margin: 0 auto 1rem;
    opacity: 0.5;
}

.empty-state-title {
    font-size: 1.125rem;
    font-weight: 600;
    color: var(--dashboard-text);
    margin-bottom: 0.5rem;
}

.empty-state-text {
    font-size: 0.875rem;
    max-width: 300px;
    margin: 0 auto;
}

/* Error State */
.error-state {
    background: var(--dashboard-danger-light);
    border: 1px solid #fecaca;
    border-radius: var(--dashboard-radius);
    padding: 1rem 1.25rem;
    color: var(--dashboard-danger);
    display: flex;
    align-items: center;
    gap: 0.75rem;
}

/* KPI Gauge Container */
.kpi-gauges-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 1rem;
}

@media (min-width: 768px) {
    .kpi-gauges-grid {
        grid-template-columns: repeat(4, 1fr);
    }
}

.kpi-gauge {
    background: white;
    border-radius: var(--dashboard-radius);
    padding: 0.75rem;
    text-align: center;
}

.kpi-gauge-chart {
    height: 140px;
}

.kpi-gauge-label {
    font-size: 0.75rem;
    color: var(--dashboard-text-muted);
    margin-top: 0.25rem;
}

/* Summary Cards Grid */
.summary-cards-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 1rem;
}

@media (min-width: 768px) {
    .summary-cards-grid {
        grid-template-columns: repeat(4, 1fr);
    }
}

.summary-card {
    background: #f8fafc;
    border-radius: var(--dashboard-radius);
    padding: 1rem;
    text-align: center;
}

.summary-card-value {
    font-size: 1.25rem;
    font-weight: 700;
    color: var(--dashboard-text);
}

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

/* Split Layout (Search Results + Detail) */
.split-layout {
    display: grid;
    gap: 1.5rem;
}

@media (min-width: 1024px) {
    .split-layout {
        grid-template-columns: 350px 1fr;
    }
}

.results-panel {
    max-height: calc(100vh - 300px);
    overflow-y: auto;
}

.result-item {
    padding: 1rem;
    border-bottom: 1px solid var(--dashboard-border);
    cursor: pointer;
    transition: background var(--transition-fast);
}

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

.result-item.selected {
    background: #eff6ff;
    border-left: 3px solid var(--dashboard-primary);
}

.result-item-name {
    font-weight: 600;
    color: var(--dashboard-text);
    margin-bottom: 0.25rem;
}

.result-item-meta {
    font-size: 0.8125rem;
    color: var(--dashboard-text-muted);
}

/* Chart Container */
.chart-container {
    background: white;
    border-radius: var(--dashboard-radius);
    padding: 1rem;
    min-height: 350px;
}

.chart-controls {
    display: flex;
    flex-wrap: wrap;
    gap: 0.75rem;
    margin-bottom: 1rem;
    padding-bottom: 1rem;
    border-bottom: 1px solid var(--dashboard-border);
}

/* Badge */
.badge {
    display: inline-flex;
    align-items: center;
    padding: 0.125rem 0.5rem;
    font-size: 0.75rem;
    font-weight: 500;
    border-radius: 9999px;
}

.badge-blue {
    background: #dbeafe;
    color: #1e40af;
}

.badge-green {
    background: var(--dashboard-success-light);
    color: #065f46;
}

.badge-yellow {
    background: var(--dashboard-warning-light);
    color: #92400e;
}

.badge-red {
    background: var(--dashboard-danger-light);
    color: #991b1b;
}

/* Links */
.link {
    color: var(--dashboard-primary);
    text-decoration: none;
    transition: color var(--transition-fast);
}

.link:hover {
    color: var(--dashboard-primary-dark);
    text-decoration: underline;
}

/* PDF Link Button */
.pdf-link {
    display: inline-flex;
    align-items: center;
    gap: 0.25rem;
    padding: 0.25rem 0.5rem;
    font-size: 0.75rem;
    color: var(--dashboard-primary);
    background: #eff6ff;
    border-radius: 0.25rem;
    text-decoration: none;
    transition: background var(--transition-fast);
}

.pdf-link:hover {
    background: #dbeafe;
}

/* Tooltip */
[data-tooltip] {
    position: relative;
}

[data-tooltip]::after {
    content: attr(data-tooltip);
    position: absolute;
    bottom: 100%;
    left: 50%;
    transform: translateX(-50%);
    padding: 0.375rem 0.625rem;
    font-size: 0.75rem;
    font-weight: 500;
    color: white;
    background: #1e293b;
    border-radius: 0.25rem;
    white-space: nowrap;
    opacity: 0;
    visibility: hidden;
    transition: opacity var(--transition-fast), visibility var(--transition-fast);
    z-index: 50;
}

[data-tooltip]:hover::after {
    opacity: 1;
    visibility: visible;
}

/* Mobile Responsive Adjustments */
@media (max-width: 640px) {
    /* Edge-to-edge cards on mobile - remove border radius at screen edges */
    .dashboard-card {
        padding: 1rem;
        border-radius: 0;
        margin-left: -0.5rem;  /* Counteract the px-2 padding */
        margin-right: -0.5rem;
        width: calc(100% + 1rem);
    }

    /* Restore border radius for nested cards */
    .dashboard-card .dashboard-card {
        border-radius: var(--dashboard-radius);
        margin-left: 0;
        margin-right: 0;
        width: 100%;
    }

    .stat-value {
        font-size: 1.5rem;
    }

    .filter-bar {
        flex-direction: column;
        align-items: stretch;
    }

    .search-container {
        max-width: none;
    }

    .btn {
        justify-content: center;
    }

    .kpi-gauge-chart {
        height: 120px;
    }

    /* Full width tables on mobile */
    .table-container {
        margin-left: -1rem;
        margin-right: -1rem;
        width: calc(100% + 2rem);
        border-radius: 0;
        border-left: none;
        border-right: none;
    }

    /* Chart containers use full available width */
    .chart-container {
        padding: 0.5rem;
        min-height: 280px;
    }
}

/* Print Styles */
@media print {
    .dashboard-nav,
    .filter-bar,
    .btn,
    .tab-list {
        display: none !important;
    }

    .dashboard-card {
        box-shadow: none;
        border: 1px solid #e5e7eb;
    }

    .tab-panel {
        display: block !important;
    }
}