/**
 * WP Reports - Stylesheet
 * EMS Dashboard Wärmepumpen-Analyse
 */

:root {
    --bg-primary: #0a0e14;
    --bg-secondary: #12181f;
    --bg-card: #1a222d;
    --bg-hover: #242d3a;
    --border: #2a3544;
    --text-primary: #e6edf3;
    --text-secondary: #8b949e;
    --text-muted: #6e7681;
    --accent-blue: #58a6ff;
    --accent-green: #3fb950;
    --accent-yellow: #d29922;
    --accent-orange: #db6d28;
    --accent-red: #f85149;
    --accent-purple: #a371f7;
    --accent-cyan: #39c5cf;
    --gradient-blue: linear-gradient(135deg, #1a3a5c 0%, #0d1f33 100%);
    --gradient-green: linear-gradient(135deg, #1a3d2e 0%, #0d1f18 100%);
    --shadow: 0 4px 24px rgba(0, 0, 0, 0.4);
    --radius: 8px;
    --radius-lg: 12px;
}

* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

body {
    font-family: 'Inter', -apple-system, sans-serif;
    background: var(--bg-primary);
    color: var(--text-primary);
    line-height: 1.5;
    min-height: 100vh;
}

.container {
    max-width: 1600px;
    margin: 0 auto;
    padding: 24px;
}

/* Header */
.header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 32px;
    padding-bottom: 24px;
    border-bottom: 1px solid var(--border);
}

.header-title {
    display: flex;
    align-items: center;
    gap: 16px;
}

.header-icon {
    width: 48px;
    height: 48px;
    background: var(--gradient-blue);
    border-radius: var(--radius);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 24px;
}

h1 {
    font-family: 'JetBrains Mono', monospace;
    font-size: 24px;
    font-weight: 600;
    letter-spacing: -0.5px;
}

h1 span {
    color: var(--text-muted);
    font-weight: 400;
}

/* Date Filter */
.date-filter {
    display: flex;
    align-items: center;
    gap: 12px;
    background: var(--bg-card);
    padding: 12px 16px;
    border-radius: var(--radius);
    border: 1px solid var(--border);
}

.date-filter label {
    font-size: 13px;
    color: var(--text-secondary);
    font-weight: 500;
}

.date-filter input[type="date"] {
    background: var(--bg-secondary);
    border: 1px solid var(--border);
    color: var(--text-primary);
    padding: 8px 12px;
    border-radius: 6px;
    font-family: 'JetBrains Mono', monospace;
    font-size: 13px;
}

.date-filter input[type="date"]::-webkit-calendar-picker-indicator {
    filter: invert(1);
}

.btn {
    background: var(--accent-blue);
    color: var(--bg-primary);
    border: none;
    padding: 8px 16px;
    border-radius: 6px;
    font-weight: 600;
    font-size: 13px;
    cursor: pointer;
    transition: all 0.2s;
}

.btn:hover {
    background: #79b8ff;
    transform: translateY(-1px);
}

.btn:disabled {
    opacity: 0.6;
    cursor: not-allowed;
    transform: none;
}

/* Loading State */
.loading {
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 40px;
    color: var(--text-muted);
}

.loading::after {
    content: '';
    width: 24px;
    height: 24px;
    margin-left: 12px;
    border: 2px solid var(--border);
    border-top-color: var(--accent-blue);
    border-radius: 50%;
    animation: spin 0.8s linear infinite;
}

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

/* KPI Grid */
.kpi-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 16px;
    margin-bottom: 32px;
}

.kpi-card {
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: var(--radius-lg);
    padding: 20px;
    position: relative;
    overflow: hidden;
}

.kpi-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 3px;
    background: var(--accent-blue);
}

.kpi-card.green::before { background: var(--accent-green); }
.kpi-card.yellow::before { background: var(--accent-yellow); }
.kpi-card.orange::before { background: var(--accent-orange); }
.kpi-card.purple::before { background: var(--accent-purple); }
.kpi-card.cyan::before { background: var(--accent-cyan); }

.kpi-label {
    font-size: 12px;
    color: var(--text-muted);
    text-transform: uppercase;
    letter-spacing: 0.5px;
    margin-bottom: 8px;
    font-weight: 500;
}

.kpi-value {
    font-family: 'JetBrains Mono', monospace;
    font-size: 28px;
    font-weight: 700;
    color: var(--text-primary);
    line-height: 1.2;
}

.kpi-unit {
    font-size: 14px;
    color: var(--text-secondary);
    font-weight: 400;
    margin-left: 4px;
}

.kpi-sub {
    font-size: 12px;
    color: var(--text-muted);
    margin-top: 8px;
}

/* Charts Grid */
.charts-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 24px;
    margin-bottom: 32px;
}

@media (max-width: 1200px) {
    .charts-grid { grid-template-columns: 1fr; }
}

.chart-card {
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: var(--radius-lg);
    padding: 24px;
}

.chart-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 20px;
}

.chart-title {
    font-family: 'JetBrains Mono', monospace;
    font-size: 14px;
    font-weight: 600;
    color: var(--text-primary);
}

.chart-subtitle {
    font-size: 12px;
    color: var(--text-muted);
}

.chart-container {
    position: relative;
    height: 280px;
}

/* Comparison Cards */
.comparison-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 16px;
    margin-bottom: 32px;
}

@media (max-width: 900px) {
    .comparison-grid { grid-template-columns: 1fr; }
}

.comparison-card {
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: var(--radius-lg);
    padding: 24px;
}

.comparison-header {
    display: flex;
    align-items: center;
    gap: 12px;
    margin-bottom: 20px;
}

.comparison-icon {
    width: 40px;
    height: 40px;
    border-radius: 8px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 20px;
}

.comparison-icon.pv {
    background: var(--gradient-green);
}

.comparison-icon.grid {
    background: var(--gradient-blue);
}

.comparison-title {
    font-family: 'JetBrains Mono', monospace;
    font-size: 16px;
    font-weight: 600;
}

.comparison-stats {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 16px;
}

.comparison-stat {
    text-align: center;
    padding: 12px;
    background: var(--bg-secondary);
    border-radius: var(--radius);
}

.comparison-stat-value {
    font-family: 'JetBrains Mono', monospace;
    font-size: 20px;
    font-weight: 600;
    color: var(--accent-cyan);
}

.comparison-stat-label {
    font-size: 11px;
    color: var(--text-muted);
    text-transform: uppercase;
    margin-top: 4px;
}

/* Efficiency Cards */
.efficiency-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 24px;
    margin-bottom: 32px;
}

@media (max-width: 1000px) {
    .efficiency-grid { grid-template-columns: 1fr; }
}

.efficiency-card {
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: var(--radius-lg);
    padding: 24px;
}

.efficiency-card.best { border-top: 3px solid var(--accent-green); }
.efficiency-card.worst { border-top: 3px solid var(--accent-red); }

.efficiency-title {
    font-family: 'JetBrains Mono', monospace;
    font-size: 14px;
    font-weight: 600;
    margin-bottom: 16px;
    display: flex;
    align-items: center;
    gap: 8px;
}

.efficiency-list {
    display: flex;
    flex-direction: column;
    gap: 8px;
}

.efficiency-item {
    display: grid;
    grid-template-columns: 1fr auto auto auto;
    gap: 16px;
    padding: 12px;
    background: var(--bg-secondary);
    border-radius: var(--radius);
    font-size: 13px;
    align-items: center;
}

.efficiency-date {
    font-family: 'JetBrains Mono', monospace;
    color: var(--text-secondary);
}

.efficiency-cop {
    font-family: 'JetBrains Mono', monospace;
    font-weight: 600;
}

.efficiency-cop.good { color: var(--accent-green); }
.efficiency-cop.bad { color: var(--accent-red); }

/* Data Table */
.table-section {
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: var(--radius-lg);
    overflow: hidden;
}

.table-header {
    padding: 20px 24px;
    border-bottom: 1px solid var(--border);
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.table-title {
    font-family: 'JetBrains Mono', monospace;
    font-size: 14px;
    font-weight: 600;
}

.table-wrapper {
    overflow-x: auto;
}

table {
    width: 100%;
    border-collapse: collapse;
    font-size: 13px;
}

th {
    text-align: left;
    padding: 12px 16px;
    background: var(--bg-secondary);
    font-weight: 600;
    color: var(--text-secondary);
    font-size: 11px;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    white-space: nowrap;
    position: sticky;
    top: 0;
}

td {
    padding: 12px 16px;
    border-bottom: 1px solid var(--border);
    font-family: 'JetBrains Mono', monospace;
    white-space: nowrap;
}

tr:hover {
    background: var(--bg-hover);
}

.badge {
    display: inline-block;
    padding: 3px 8px;
    border-radius: 4px;
    font-size: 11px;
    font-weight: 500;
}

.badge-blue { background: rgba(88, 166, 255, 0.15); color: var(--accent-blue); }
.badge-green { background: rgba(63, 185, 80, 0.15); color: var(--accent-green); }
.badge-yellow { background: rgba(210, 153, 34, 0.15); color: var(--accent-yellow); }
.badge-orange { background: rgba(219, 109, 40, 0.15); color: var(--accent-orange); }
.badge-purple { background: rgba(163, 113, 247, 0.15); color: var(--accent-purple); }
.badge-cyan { background: rgba(57, 197, 207, 0.15); color: var(--accent-cyan); }

.status-dot {
    display: inline-block;
    width: 8px;
    height: 8px;
    border-radius: 50%;
    margin-right: 6px;
}

.status-dot.active { background: var(--accent-green); }
.status-dot.inactive { background: var(--text-muted); }

.cop-value {
    font-weight: 600;
}

.cop-value.excellent { color: var(--accent-green); }
.cop-value.good { color: var(--accent-cyan); }
.cop-value.average { color: var(--accent-yellow); }
.cop-value.poor { color: var(--accent-red); }

/* Section Titles */
.section-title {
    font-family: 'JetBrains Mono', monospace;
    font-size: 16px;
    font-weight: 600;
    margin-bottom: 16px;
    color: var(--text-primary);
    display: flex;
    align-items: center;
    gap: 8px;
}

.section-title::before {
    content: '//';
    color: var(--text-muted);
}

/* Footer */
.footer {
    margin-top: 40px;
    padding-top: 24px;
    border-top: 1px solid var(--border);
    text-align: center;
    color: var(--text-muted);
    font-size: 12px;
}

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

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

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

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

/* Empty State */
.empty-state {
    text-align: center;
    padding: 40px;
    color: var(--text-muted);
}

.empty-state-icon {
    font-size: 48px;
    margin-bottom: 16px;
    opacity: 0.5;
}

/* Sollwert-Zellen */
.setpoint-cell {
    text-align: center;
}

.setpoint-cell.low {
    color: var(--accent-cyan);
}

.setpoint-cell.normal {
    color: var(--accent-blue);
}

.setpoint-cell.fw {
    color: var(--accent-purple);
    font-weight: 600;
}

.setpoint-cell.pv {
    color: var(--accent-green);
    font-weight: 600;
}

/* Mode-Indicator */
.mode-indicator {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    padding: 4px 10px;
    border-radius: 6px;
    font-size: 12px;
    font-weight: 500;
}

.mode-indicator.pv {
    background: rgba(63, 185, 80, 0.15);
    color: var(--accent-green);
}

.mode-indicator.fw {
    background: rgba(163, 113, 247, 0.15);
    color: var(--accent-purple);
}

.mode-indicator.normal {
    background: rgba(88, 166, 255, 0.15);
    color: var(--accent-blue);
}

/* Stats Row */
.stats-row {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(150px, 1fr));
    gap: 12px;
    margin-bottom: 20px;
}

.stat-item {
    background: var(--bg-secondary);
    padding: 12px 16px;
    border-radius: var(--radius);
    text-align: center;
}

.stat-item-value {
    font-family: 'JetBrains Mono', monospace;
    font-size: 24px;
    font-weight: 600;
    color: var(--text-primary);
}

.stat-item-label {
    font-size: 11px;
    color: var(--text-muted);
    text-transform: uppercase;
    margin-top: 4px;
}

/* Mini Table in Cards */
.mini-table {
    width: 100%;
    font-size: 12px;
}

.mini-table th {
    padding: 8px 12px;
    font-size: 10px;
}

.mini-table td {
    padding: 8px 12px;
    font-size: 12px;
}