/**
 * DAMA PIG Analytics Dashboard Styles
 * Red & Black Theme
 */

:root {
    --bg-primary: #0a0a0a;
    --bg-secondary: #141414;
    --bg-card: #1f1f1f;
    --text-primary: #f5f5f5;
    --text-secondary: #a3a3a3;
    --text-muted: #737373;
    --accent-red: #dc2626;
    --accent-red-light: #ef4444;
    --accent-green: #22c55e;
    --accent-yellow: #eab308;
    --accent-blue: #3b82f6;
    --accent-purple: #a855f7;
    --border-color: #2a2a2a;
    --highlight: #dc2626;
}

* {
    box-sizing: border-box;
}

body {
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, 'Helvetica Neue', Arial, sans-serif;
    background-color: var(--bg-primary);
    color: var(--text-primary);
    margin: 0;
    padding: 0;
    min-height: 100vh;
}

/* Layout */
.dashboard-container {
    max-width: 1600px;
    margin: 0 auto;
    padding: 1.5rem;
}

.dashboard-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 2rem;
    padding-bottom: 1rem;
    border-bottom: 1px solid var(--border-color);
}

.dashboard-title {
    font-size: 1.75rem;
    font-weight: 700;
    margin: 0;
}

.dashboard-subtitle {
    color: var(--text-secondary);
    font-size: 0.875rem;
    margin-top: 0.25rem;
}

/* Navigation */
.nav-tabs {
    display: flex;
    gap: 0.5rem;
    margin-bottom: 1.5rem;
    border-bottom: 1px solid var(--border-color);
    padding-bottom: 0.5rem;
}

.nav-tab {
    padding: 0.75rem 1.25rem;
    color: var(--text-secondary);
    text-decoration: none;
    border-radius: 0.5rem 0.5rem 0 0;
    transition: all 0.2s;
}

.nav-tab:hover {
    color: var(--text-primary);
    background-color: var(--bg-secondary);
}

.nav-tab.active {
    color: var(--accent-red);
    background-color: var(--bg-secondary);
    border-bottom: 2px solid var(--accent-red);
}

/* KPI Cards */
.kpi-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 1rem;
    margin-bottom: 2rem;
}

.kpi-card {
    background-color: var(--bg-secondary);
    border-radius: 0.75rem;
    padding: 1.25rem;
    border: 1px solid var(--border-color);
}

.kpi-label {
    font-size: 0.75rem;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    color: var(--text-muted);
    margin-bottom: 0.5rem;
}

.kpi-value {
    font-size: 2rem;
    font-weight: 700;
    line-height: 1;
}

.kpi-trend {
    font-size: 0.875rem;
    margin-top: 0.5rem;
}

.kpi-trend.positive {
    color: var(--accent-green);
}

.kpi-trend.negative {
    color: var(--accent-red);
}

/* Chart Cards */
.chart-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 1.5rem;
    margin-bottom: 2rem;
}

@media (max-width: 1024px) {
    .chart-grid {
        grid-template-columns: 1fr;
    }
}

.chart-card {
    background-color: var(--bg-secondary);
    border-radius: 0.75rem;
    padding: 1.5rem;
    border: 1px solid var(--border-color);
}

.chart-card.full-width {
    grid-column: span 2;
}

@media (max-width: 1024px) {
    .chart-card.full-width {
        grid-column: span 1;
    }
}

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

.chart-container {
    position: relative;
    height: 300px;
}

/* Tables */
.data-table {
    width: 100%;
    border-collapse: collapse;
    font-size: 0.875rem;
}

.data-table th {
    text-align: left;
    padding: 0.75rem;
    border-bottom: 1px solid var(--border-color);
    color: var(--text-muted);
    font-weight: 500;
    text-transform: uppercase;
    font-size: 0.75rem;
    letter-spacing: 0.05em;
}

.data-table td {
    padding: 0.75rem;
    border-bottom: 1px solid var(--border-color);
    color: var(--text-secondary);
}

.data-table tr:hover td {
    background-color: var(--bg-card);
}

.data-table .number {
    font-family: 'SF Mono', 'Monaco', 'Inconsolata', monospace;
    text-align: right;
}

/* Funnel */
.funnel-container {
    display: flex;
    flex-direction: column;
    gap: 0.5rem;
}

.funnel-stage {
    display: flex;
    align-items: center;
    gap: 1rem;
}

.funnel-label {
    width: 120px;
    font-size: 0.875rem;
    color: var(--text-secondary);
}

.funnel-bar-container {
    flex: 1;
    height: 32px;
    background-color: var(--bg-card);
    border-radius: 4px;
    overflow: hidden;
    position: relative;
}

.funnel-bar {
    height: 100%;
    background: linear-gradient(90deg, var(--accent-red), var(--accent-red-light));
    transition: width 0.5s ease-out;
}

.funnel-value {
    position: absolute;
    right: 8px;
    top: 50%;
    transform: translateY(-50%);
    font-size: 0.75rem;
    color: var(--text-primary);
    font-weight: 500;
}

/* Status Badges */
.badge {
    display: inline-block;
    padding: 0.25rem 0.5rem;
    border-radius: 9999px;
    font-size: 0.75rem;
    font-weight: 500;
}

.badge-green {
    background-color: rgba(34, 197, 94, 0.2);
    color: var(--accent-green);
}

.badge-red {
    background-color: rgba(239, 68, 68, 0.2);
    color: var(--accent-red);
}

.badge-yellow {
    background-color: rgba(234, 179, 8, 0.2);
    color: var(--accent-yellow);
}

.badge-blue {
    background-color: rgba(59, 130, 246, 0.2);
    color: var(--accent-blue);
}

/* Filters */
.filter-bar {
    display: flex;
    gap: 1rem;
    margin-bottom: 1.5rem;
    flex-wrap: wrap;
}

.filter-select {
    background-color: var(--bg-secondary);
    border: 1px solid var(--border-color);
    color: var(--text-primary);
    padding: 0.5rem 1rem;
    border-radius: 0.5rem;
    font-size: 0.875rem;
    cursor: pointer;
}

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

/* Loading State */
.loading {
    display: flex;
    align-items: center;
    justify-content: center;
    min-height: 200px;
    color: var(--text-muted);
}

.loading::after {
    content: '';
    width: 24px;
    height: 24px;
    border: 2px solid var(--border-color);
    border-top-color: var(--accent-red);
    border-radius: 50%;
    animation: spin 1s linear infinite;
    margin-left: 0.5rem;
}

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

/* Error State */
.error-message {
    background-color: rgba(239, 68, 68, 0.1);
    border: 1px solid var(--accent-red);
    color: var(--accent-red);
    padding: 1rem;
    border-radius: 0.5rem;
    text-align: center;
}

/* Responsive */
@media (max-width: 768px) {
    .dashboard-container {
        padding: 1rem;
    }

    .dashboard-header {
        flex-direction: column;
        align-items: flex-start;
        gap: 1rem;
    }

    .kpi-grid {
        grid-template-columns: repeat(2, 1fr);
    }

    .nav-tabs {
        overflow-x: auto;
        -webkit-overflow-scrolling: touch;
    }
}

/* Scrollbar */
::-webkit-scrollbar {
    width: 8px;
    height: 8px;
}

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

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

::-webkit-scrollbar-thumb:hover {
    background: var(--text-muted);
}

/* Refresh Button */
.refresh-btn {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    padding: 0.5rem 1rem;
    background-color: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: 6px;
    color: var(--text-primary);
    font-size: 0.875rem;
    cursor: pointer;
    transition: all 0.2s ease;
}

.refresh-btn:hover:not(:disabled) {
    background-color: var(--bg-secondary);
    border-color: var(--accent-red);
}

.refresh-btn:disabled {
    cursor: not-allowed;
    opacity: 0.7;
}

.refresh-btn.loading {
    background-color: var(--bg-secondary);
    border-color: var(--accent-yellow);
}

.refresh-btn.success {
    background-color: rgba(34, 197, 94, 0.2);
    border-color: var(--accent-green);
    color: var(--accent-green);
}

.refresh-btn.error {
    background-color: rgba(220, 38, 38, 0.2);
    border-color: var(--accent-red);
    color: var(--accent-red-light);
}