/**
 * FEST - Decision Support Dashboard Styles (v2)
 * Copyright (c) 2025-2026 Johan Wågstam <wagis79@gmail.com>
 * All rights reserved.
 */

/* ============================================
   DASHBOARD SECTIONS
   ============================================ */
.dashboard-section {
    margin-bottom: var(--spacing-4xl);
}

.dashboard-section .section-header {
    margin-bottom: var(--spacing-2xl);
}

.dashboard-section .section-header h2 {
    font-size: var(--font-size-xl);
    font-weight: var(--font-weight-bold);
    margin: 0 0 var(--spacing-xs) 0;
    color: var(--color-gray-900);
}

.dashboard-section .section-header p {
    font-size: var(--font-size-sm);
    color: var(--color-gray-600);
    margin: 0;
}

/* ============================================
   EXECUTIVE SUMMARY
   ============================================ */
.executive-summary {
    background: linear-gradient(135deg, #f8f9ff 0%, #f0f4ff 100%);
    border-radius: var(--radius-2xl);
    padding: var(--spacing-2xl);
    margin-bottom: var(--spacing-4xl);
    border: 1px solid #e3e9ff;
}

.exec-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    margin-bottom: var(--spacing-xl);
}

.exec-header h2 {
    font-size: var(--font-size-lg);
    font-weight: var(--font-weight-bold);
    margin: 0;
    color: var(--color-gray-900);
}

.exec-period {
    font-size: var(--font-size-xs);
    color: var(--color-gray-500);
    font-style: italic;
}

.exec-cards {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: var(--spacing-lg);
}

.exec-card {
    background: var(--color-white);
    border-radius: var(--radius-xl);
    padding: var(--spacing-lg) var(--spacing-xl);
    box-shadow: 0 2px 8px rgba(0,0,0,0.06);
    display: flex;
    align-items: flex-start;
    gap: var(--spacing-md);
    transition: transform var(--transition-fast), box-shadow var(--transition-fast);
}

.exec-card:hover {
    transform: translateY(-2px);
    box-shadow: 0 4px 16px rgba(0,0,0,0.1);
}

.exec-card-icon {
    font-size: 1.6rem;
    flex-shrink: 0;
    margin-top: 2px;
}

.exec-card-content {
    flex: 1;
    min-width: 0;
}

.exec-card-label {
    font-size: var(--font-size-xs);
    color: var(--color-gray-500);
    text-transform: uppercase;
    letter-spacing: 0.5px;
    font-weight: var(--font-weight-semibold);
}

.exec-card-value {
    font-size: var(--font-size-lg);
    font-weight: var(--font-weight-bold);
    color: var(--color-gray-900);
    margin: 2px 0;
}

.exec-card-detail {
    font-size: var(--font-size-xs);
    color: var(--color-gray-600);
    line-height: 1.4;
}

/* ============================================
   KPI GRID (4 columns for economic view)
   ============================================ */
.kpi-grid {
    display: grid;
    grid-template-columns: repeat(5, 1fr);
    gap: var(--spacing-lg);
    margin-bottom: var(--spacing-3xl);
}

.kpi-grid-4 {
    grid-template-columns: repeat(4, 1fr);
}

.kpi-card {
    padding: 24px 20px;
    border-radius: var(--radius-3xl);
    color: var(--color-white);
    text-align: center;
    box-shadow: 0 6px 16px rgba(0,0,0,0.2);
    transition: transform var(--transition-fast), box-shadow var(--transition-fast);
}

.kpi-card:hover {
    transform: translateY(-2px);
    box-shadow: 0 8px 24px rgba(0,0,0,0.25);
}

.kpi-card h3 {
    font-size: var(--font-size-sm);
    font-weight: var(--font-weight-medium);
    margin: 0 0 var(--spacing-sm) 0;
    opacity: 0.9;
}

.kpi-card .kpi-value {
    font-size: 2rem;
    font-weight: var(--font-weight-bold);
    margin: 0;
    line-height: 1.2;
}

.kpi-card .kpi-sub {
    font-size: var(--font-size-xs);
    opacity: 0.8;
    margin-top: var(--spacing-xs);
}

.kpi-gradient-primary { background: var(--gradient-primary); }
.kpi-gradient-teal { background: linear-gradient(135deg, #17a2b8 0%, #6f42c1 100%); }
.kpi-gradient-green { background: linear-gradient(135deg, #28a745 0%, #20c997 100%); }
.kpi-gradient-success { background: var(--gradient-success); }
.kpi-gradient-orange { background: linear-gradient(135deg, #dc3545 0%, #fd7e14 100%); }

/* ============================================
   CHARTS
   ============================================ */
.charts-row {
    display: grid;
    grid-template-columns: 2fr 1fr;
    gap: var(--spacing-2xl);
    margin-bottom: var(--spacing-2xl);
}

.chart-card {
    background: var(--color-white);
    border-radius: var(--radius-2xl);
    box-shadow: var(--shadow-sm);
    padding: var(--spacing-2xl);
    border: 1px solid var(--color-gray-200);
}

.chart-card h3 {
    font-size: var(--font-size-md);
    font-weight: var(--font-weight-semibold);
    margin: 0 0 var(--spacing-lg) 0;
    color: var(--color-gray-900);
}

.chart-card-wide {
    grid-column: span 1;
}

.chart-card-full {
    background: var(--color-white);
    border-radius: var(--radius-2xl);
    box-shadow: var(--shadow-sm);
    padding: var(--spacing-2xl);
    border: 1px solid var(--color-gray-200);
    margin-top: var(--spacing-2xl);
}

.chart-card-full h3 {
    font-size: var(--font-size-md);
    font-weight: var(--font-weight-semibold);
    margin: 0 0 var(--spacing-lg) 0;
    color: var(--color-gray-900);
}

.chart-wrapper {
    position: relative;
    height: 220px;
}

.chart-wrapper-sm {
    height: 180px;
}

.chart-wrapper-gauge {
    height: 100px;
}

.chart-legend {
    margin-top: var(--spacing-md);
    display: flex;
    flex-direction: column;
    gap: var(--spacing-xs);
}

.chart-legend-item {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
    font-size: var(--font-size-sm);
    color: var(--color-gray-700);
}

.legend-dot {
    width: 10px;
    height: 10px;
    border-radius: var(--radius-full);
    flex-shrink: 0;
}

/* ============================================
   STRATEGY SPREAD BANNER
   ============================================ */
.strategy-spread {
    margin-bottom: var(--spacing-2xl);
}

.spread-card {
    background: linear-gradient(135deg, #fff8e1 0%, #fff3e0 100%);
    border: 1px solid #ffe0b2;
    border-radius: var(--radius-xl);
    padding: var(--spacing-lg) var(--spacing-xl);
    display: flex;
    align-items: center;
    gap: var(--spacing-lg);
}

.spread-icon {
    font-size: 2rem;
    flex-shrink: 0;
}

.spread-content strong {
    font-size: var(--font-size-md);
    color: var(--color-gray-900);
}

.spread-content p {
    font-size: var(--font-size-sm);
    color: var(--color-gray-700);
    margin: 4px 0 0;
}

.spread-value {
    display: inline-block;
    background: var(--color-white);
    padding: 2px 10px;
    border-radius: var(--radius-pill);
    font-weight: var(--font-weight-semibold);
    font-size: var(--font-size-sm);
    color: #e65100;
    margin-left: 4px;
    border: 1px solid #ffcc80;
}

/* ============================================
   TOP LISTS GRID
   ============================================ */
.top-lists-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: var(--spacing-2xl);
    margin-bottom: var(--spacing-2xl);
}

.top-lists-grid-3 {
    grid-template-columns: repeat(3, 1fr);
}

.top-list-card {
    background: var(--color-white);
    border-radius: var(--radius-2xl);
    box-shadow: var(--shadow-sm);
    padding: var(--spacing-2xl);
    border: 1px solid var(--color-gray-200);
}

.top-list-card h3 {
    font-size: var(--font-size-lg);
    font-weight: var(--font-weight-semibold);
    margin: 0 0 var(--spacing-xl) 0;
    color: var(--color-gray-900);
}

.top-list-item {
    display: flex;
    align-items: center;
    gap: var(--spacing-md);
    padding: var(--spacing-sm) 0;
    border-bottom: 1px solid var(--color-gray-200);
}

.top-list-item:last-child {
    border-bottom: none;
}

.top-list-rank {
    width: 28px;
    height: 28px;
    border-radius: var(--radius-full);
    background: var(--gradient-primary);
    color: var(--color-white);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: var(--font-size-xs);
    font-weight: var(--font-weight-bold);
    flex-shrink: 0;
}

.top-list-rank.rank-1 { background: linear-gradient(135deg, #FFD700, #FFA000); }
.top-list-rank.rank-2 { background: linear-gradient(135deg, #C0C0C0, #9E9E9E); }
.top-list-rank.rank-3 { background: linear-gradient(135deg, #CD7F32, #A0522D); }

.top-list-info {
    flex: 1;
    min-width: 0;
}

.top-list-name {
    font-weight: var(--font-weight-semibold);
    font-size: var(--font-size-sm);
    color: var(--color-gray-900);
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}

.top-list-meta {
    font-size: var(--font-size-xs);
    color: var(--color-gray-600);
    margin-top: 2px;
}

.top-list-count {
    font-weight: var(--font-weight-bold);
    font-size: var(--font-size-sm);
    color: var(--color-primary);
    flex-shrink: 0;
}

.top-list-bar-container {
    width: 100%;
    height: 4px;
    background: var(--color-gray-200);
    border-radius: 2px;
    margin-top: 4px;
}

.top-list-bar {
    height: 100%;
    border-radius: 2px;
    background: var(--gradient-primary);
    transition: width 0.6s ease;
}

.top-list-empty {
    text-align: center;
    color: var(--color-gray-500);
    font-style: italic;
    padding: var(--spacing-xl) 0;
    font-size: var(--font-size-sm);
}

/* ============================================
   PRODUCT COMBINATIONS
   ============================================ */
.combo-item {
    display: flex;
    align-items: flex-start;
    gap: var(--spacing-md);
    padding: var(--spacing-md) 0;
    border-bottom: 1px solid var(--color-gray-200);
}

.combo-item:last-child {
    border-bottom: none;
}

.combo-rank {
    width: 24px;
    height: 24px;
    border-radius: var(--radius-full);
    background: var(--color-gray-200);
    color: var(--color-gray-700);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 11px;
    font-weight: var(--font-weight-bold);
    flex-shrink: 0;
    margin-top: 2px;
}

.combo-info {
    flex: 1;
}

.combo-products {
    display: flex;
    flex-wrap: wrap;
    gap: 4px;
    margin-bottom: 4px;
}

.combo-tag {
    display: inline-block;
    background: #e8eaf6;
    color: #3949ab;
    padding: 2px 8px;
    border-radius: var(--radius-sm);
    font-size: var(--font-size-xs);
    font-weight: var(--font-weight-semibold);
}

.combo-tag-sm {
    display: inline-block;
    background: #e8eaf6;
    color: #3949ab;
    padding: 1px 6px;
    border-radius: var(--radius-sm);
    font-size: 11px;
    font-weight: var(--font-weight-medium);
    margin-right: 2px;
}

.combo-meta {
    font-size: var(--font-size-xs);
    color: var(--color-gray-600);
}

/* ============================================
   PRECISION GRID (4 gauges)
   ============================================ */
.precision-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: var(--spacing-xl);
    margin-bottom: var(--spacing-2xl);
}

.precision-card {
    background: var(--color-white);
    border-radius: var(--radius-2xl);
    box-shadow: var(--shadow-sm);
    padding: var(--spacing-xl);
    border: 1px solid var(--color-gray-200);
    text-align: center;
}

.precision-card h4 {
    font-size: var(--font-size-sm);
    font-weight: var(--font-weight-semibold);
    margin: 0 0 var(--spacing-sm) 0;
    color: var(--color-gray-700);
}

.precision-value {
    font-size: var(--font-size-xl);
    font-weight: var(--font-weight-bold);
    color: var(--color-gray-900);
    margin-top: var(--spacing-xs);
}

.precision-meta {
    font-size: var(--font-size-xs);
    color: var(--color-gray-500);
    margin-top: 4px;
}

/* ============================================
   PRECISION MINI-BARS (in log table)
   ============================================ */
.precision-mini {
    display: flex;
    flex-direction: column;
    gap: 3px;
    min-width: 90px;
}

.precision-mini-row {
    display: flex;
    align-items: center;
    gap: 4px;
}

.precision-mini-label {
    font-size: 10px;
    font-weight: var(--font-weight-bold);
    width: 12px;
    text-align: center;
}

.precision-mini-bar-bg {
    flex: 1;
    height: 4px;
    background: var(--color-gray-200);
    border-radius: 2px;
    overflow: hidden;
}

.precision-mini-bar {
    height: 100%;
    border-radius: 2px;
    transition: width 0.4s ease;
}

.precision-mini-val {
    font-size: 10px;
    color: var(--color-gray-600);
    width: 30px;
    text-align: right;
}

/* ============================================
   FILTER BAR
   ============================================ */
.log-filters {
    display: flex;
    gap: var(--spacing-md);
    align-items: center;
    flex-wrap: wrap;
    margin-bottom: var(--spacing-xl);
    padding: var(--spacing-lg);
    background: var(--color-gray-50);
    border-radius: var(--radius-lg);
    border: 1px solid var(--color-gray-200);
}

.log-filters label {
    font-size: var(--font-size-xs);
    font-weight: var(--font-weight-semibold);
    color: var(--color-gray-600);
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.log-filters input,
.log-filters select {
    padding: var(--spacing-sm) var(--spacing-md);
    border: 1px solid var(--color-gray-300);
    border-radius: var(--radius-md);
    font-size: var(--font-size-sm);
    background: var(--color-white);
}

.log-filters input:focus,
.log-filters select:focus {
    outline: none;
    border-color: var(--color-primary);
    box-shadow: 0 0 0 3px rgba(102, 126, 234, 0.15);
}

.status-pills {
    display: flex;
    gap: var(--spacing-xs);
}

.status-pill {
    padding: 6px 14px;
    border: 2px solid var(--color-gray-300);
    border-radius: var(--radius-pill);
    font-size: var(--font-size-xs);
    font-weight: var(--font-weight-semibold);
    cursor: pointer;
    background: var(--color-white);
    color: var(--color-gray-600);
    transition: all var(--transition-fast);
}

.status-pill:hover {
    border-color: var(--color-primary);
    color: var(--color-primary);
}

.status-pill.active {
    background: var(--color-primary);
    border-color: var(--color-primary);
    color: var(--color-white);
}

/* ============================================
   LOG TABLE
   ============================================ */
.log-table {
    width: 100%;
    border-collapse: collapse;
    font-size: var(--font-size-sm);
}

.log-table thead {
    background: var(--color-gray-100);
}

.log-table th {
    padding: var(--spacing-md) var(--spacing-lg);
    text-align: left;
    font-weight: var(--font-weight-semibold);
    color: var(--color-gray-700);
    font-size: var(--font-size-xs);
    text-transform: uppercase;
    letter-spacing: 0.5px;
    border-bottom: 2px solid var(--color-gray-300);
    white-space: nowrap;
}

.log-table td {
    padding: var(--spacing-sm) var(--spacing-md);
    border-bottom: 1px solid var(--color-gray-200);
    vertical-align: middle;
}

.log-table tbody tr {
    cursor: pointer;
    transition: background var(--transition-fast);
}

.log-table tbody tr:hover {
    background: var(--color-gray-50);
}

.log-table tbody tr.expanded {
    background: #f0f3ff;
}

/* Status badges */
.status-badge {
    display: inline-block;
    padding: 2px 10px;
    border-radius: var(--radius-pill);
    font-size: var(--font-size-xs);
    font-weight: var(--font-weight-semibold);
}

.status-ok {
    background: #e8f5e9;
    color: #2e7d32;
}

.status-infeasible {
    background: #fff3e0;
    color: #f57c00;
}

.status-error {
    background: #ffebee;
    color: #c62828;
}

/* Nutrient badges */
.nutrient-badge {
    display: inline-block;
    padding: 1px 6px;
    border-radius: var(--radius-sm);
    font-size: 11px;
    font-weight: var(--font-weight-semibold);
    margin-right: 2px;
}

.nutrient-N { background: #e3f2fd; color: #1976d2; }
.nutrient-P { background: #fff3e0; color: #f57c00; }
.nutrient-K { background: #f3e5f5; color: #7b1fa2; }
.nutrient-S { background: #e8f5e9; color: #388e3c; }

.text-muted {
    color: var(--color-gray-500);
}

/* ============================================
   DETAIL PANEL (expandable row)
   ============================================ */
.log-detail-row td {
    padding: 0 !important;
    border-bottom: 2px solid var(--color-primary);
}

.log-detail-panel {
    padding: var(--spacing-xl) var(--spacing-2xl);
    background: #f8f9ff;
    animation: slideDown 0.2s ease;
}

@keyframes slideDown {
    from { opacity: 0; max-height: 0; }
    to { opacity: 1; max-height: 600px; }
}

.detail-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: var(--spacing-xl);
}

.detail-section h4 {
    font-size: var(--font-size-xs);
    text-transform: uppercase;
    letter-spacing: 0.5px;
    color: var(--color-gray-500);
    margin: 0 0 var(--spacing-sm) 0;
}

.detail-section ul {
    list-style: none;
    padding: 0;
    margin: 0;
}

.detail-section li {
    font-size: var(--font-size-sm);
    padding: 3px 0;
    color: var(--color-gray-800);
}

/* Strategy comparison table in detail */
.strategy-table {
    overflow-x: auto;
}

.strategy-table table {
    width: 100%;
    border-collapse: collapse;
    font-size: var(--font-size-xs);
}

.strategy-table th {
    padding: 6px 8px;
    text-align: left;
    font-weight: var(--font-weight-semibold);
    color: var(--color-gray-600);
    border-bottom: 1px solid var(--color-gray-300);
    font-size: 10px;
    text-transform: uppercase;
    letter-spacing: 0.3px;
}

.strategy-table td {
    padding: 6px 8px;
    border-bottom: 1px solid var(--color-gray-200);
    vertical-align: middle;
}

.strategy-table tr.strategy-best {
    background: #e8f5e9;
}

.strategy-table tr.strategy-best td {
    font-weight: var(--font-weight-semibold);
}

/* Nutrient detail in expanded row */
.nutrient-detail-list {
    display: flex;
    flex-direction: column;
    gap: 6px;
}

.nutrient-detail-row {
    display: flex;
    align-items: center;
    gap: 8px;
}

.nutrient-detail-bar-bg {
    flex: 1;
    height: 8px;
    background: var(--color-gray-200);
    border-radius: 4px;
    overflow: hidden;
    display: flex;
}

.nutrient-detail-bar {
    height: 100%;
    border-radius: 4px 0 0 4px;
    transition: width 0.4s ease;
}

.nutrient-detail-bar-over {
    height: 100%;
    transition: width 0.4s ease;
}

.nutrient-detail-nums {
    font-size: var(--font-size-xs);
    color: var(--color-gray-700);
    white-space: nowrap;
    min-width: 140px;
}

.nutrient-detail-nums.dev-ok {
    color: #2e7d32;
}

.nutrient-detail-nums.dev-warn {
    color: #f57c00;
}

.nutrient-detail-nums.dev-bad {
    color: #c62828;
}

.nutrient-detail-nums small {
    display: block;
    color: inherit;
    opacity: 0.7;
    font-size: 10px;
}

/* Warnings in detail */
.detail-warnings {
    margin-top: var(--spacing-md);
    display: flex;
    flex-direction: column;
    gap: 4px;
}

.warning-badge {
    display: inline-block;
    background: #fff8e1;
    border: 1px solid #ffe082;
    color: #e65100;
    padding: 4px 10px;
    border-radius: var(--radius-md);
    font-size: var(--font-size-xs);
    font-weight: var(--font-weight-medium);
}

/* ============================================
   PAGINATION
   ============================================ */
.pagination {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-top: var(--spacing-xl);
    padding-top: var(--spacing-lg);
    border-top: 1px solid var(--color-gray-200);
}

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

.pagination-buttons {
    display: flex;
    gap: var(--spacing-sm);
}

.pagination-buttons .btn {
    font-size: var(--font-size-sm);
    padding: var(--spacing-sm) var(--spacing-lg);
}

/* ============================================
   LOADING STATE
   ============================================ */
.logs-loading {
    text-align: center;
    padding: var(--spacing-4xl);
    color: var(--color-gray-500);
}

.logs-loading .loading-spinner {
    width: 40px;
    height: 40px;
    border: 3px solid var(--color-gray-200);
    border-top: 3px solid var(--color-primary);
    border-radius: var(--radius-full);
    animation: spin 1s linear infinite;
    margin: 0 auto var(--spacing-lg);
}

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

/* ============================================
   RESPONSIVE
   ============================================ */
@media (max-width: 1200px) {
    .kpi-grid,
    .kpi-grid-4 {
        grid-template-columns: repeat(2, 1fr);
    }
    .top-lists-grid-3 {
        grid-template-columns: repeat(2, 1fr);
    }
    .charts-row {
        grid-template-columns: 1fr;
    }
    .precision-grid {
        grid-template-columns: repeat(2, 1fr);
    }
}

@media (max-width: 768px) {
    .kpi-grid,
    .kpi-grid-4 {
        grid-template-columns: 1fr;
    }
    .top-lists-grid,
    .top-lists-grid-3 {
        grid-template-columns: 1fr;
    }
    .precision-grid {
        grid-template-columns: 1fr 1fr;
    }
    .log-filters {
        flex-direction: column;
        align-items: stretch;
    }
    .detail-grid {
        grid-template-columns: 1fr;
    }
    .exec-cards {
        grid-template-columns: 1fr;
    }
    .exec-header {
        flex-direction: column;
        align-items: flex-start;
        gap: var(--spacing-xs);
    }
}

@media (max-width: 600px) {
    .precision-grid {
        grid-template-columns: 1fr;
    }
}