/**
 * AI Statistics Dashboard Styles
 * Consistent with aitraining.css design system
 */

:root {
    --bg-dark: #0a0a0f;
    --bg-panel: #12121a;
    --bg-card: #1a1a24;
    --border-color: #2a2a3a;
    --text-primary: #ffffff;
    --text-secondary: #888899;
    --accent-cyan: #00ffff;
    --accent-orange: #ff6a00;
    --accent-green: #00ff88;
    --accent-red: #ff4444;
    --accent-purple: #aa66ff;
    --accent-yellow: #ffcc00;
}

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

body {
    background: var(--bg-dark);
    color: var(--text-primary);
    font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
    min-height: 100vh;
    overflow-x: hidden;
}

#stats-container {
    display: flex;
    flex-direction: column;
    min-height: 100vh;
}

/* ============================================
   TOP BAR
   ============================================ */

#top-bar {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 15px 25px;
    background: linear-gradient(180deg, rgba(0,255,255,0.1) 0%, transparent 100%);
    border-bottom: 1px solid var(--border-color);
    position: sticky;
    top: 0;
    z-index: 100;
    backdrop-filter: blur(10px);
}

.bar-left {
    display: flex;
    align-items: center;
    gap: 20px;
}

.btn-back {
    display: flex;
    align-items: center;
    gap: 8px;
    padding: 8px 16px;
    background: rgba(255,255,255,0.1);
    border: 1px solid var(--border-color);
    color: var(--text-primary);
    border-radius: 6px;
    cursor: pointer;
    font-size: 14px;
    transition: all 0.2s;
}

.btn-back:hover {
    background: rgba(255,255,255,0.2);
    border-color: var(--accent-cyan);
}

.back-arrow::before {
    content: '';
    display: inline-block;
    width: 0;
    height: 0;
    border-top: 5px solid transparent;
    border-bottom: 5px solid transparent;
    border-right: 8px solid currentColor;
}

.header-logo {
    height: 32px;
    width: auto;
    filter: drop-shadow(0 0 8px rgba(0, 255, 255, 0.5));
}

.title {
    font-size: 20px;
    font-weight: 700;
    color: var(--accent-cyan);
    text-shadow: 0 0 20px rgba(0,255,255,0.3);
}

.bar-right {
    display: flex;
    align-items: center;
    gap: 20px;
}

.admin-nav-links {
    display: flex;
    align-items: center;
    gap: 10px;
}

.admin-nav-links .nav-link {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 40px;
    height: 40px;
    background: rgba(0, 255, 255, 0.1);
    border: 2px solid rgba(0, 255, 255, 0.3);
    border-radius: 8px;
    color: var(--accent-cyan);
    text-decoration: none;
    font-size: 18px;
    transition: all 0.2s;
}

.admin-nav-links .nav-link:hover {
    background: rgba(0, 255, 255, 0.2);
    border-color: var(--accent-cyan);
    box-shadow: 0 0 15px rgba(0, 255, 255, 0.3);
}

.admin-nav-links .nav-link.active {
    background: var(--accent-cyan);
    border-color: var(--accent-cyan);
    color: #000;
    box-shadow: 0 0 20px rgba(0, 255, 255, 0.5);
}

.status-indicator {
    display: flex;
    align-items: center;
    gap: 8px;
    padding: 6px 14px;
    background: rgba(0,0,0,0.3);
    border-radius: 20px;
    font-size: 12px;
    font-weight: 600;
}

.status-dot {
    width: 8px;
    height: 8px;
    border-radius: 50%;
    background: #666;
}

.status-indicator.online .status-dot { background: var(--accent-green); box-shadow: 0 0 8px var(--accent-green); }
.status-indicator.training .status-dot { background: var(--accent-orange); box-shadow: 0 0 8px var(--accent-orange); animation: pulse 1s infinite; }
.status-indicator.offline .status-dot { background: var(--accent-red); }

@keyframes pulse {
    0%, 100% { opacity: 1; }
    50% { opacity: 0.5; }
}

/* ============================================
   MAIN CONTENT
   ============================================ */

#main-content {
    flex: 1;
    padding: 20px;
    overflow-y: auto;
}

/* ============================================
   MODEL SELECTOR BAR
   ============================================ */

.model-selector-bar {
    display: flex;
    align-items: center;
    gap: 20px;
    padding: 15px 20px;
    background: var(--bg-panel);
    border: 1px solid var(--border-color);
    border-radius: 10px;
    margin-bottom: 20px;
    flex-wrap: wrap;
}

.model-selector-bar label {
    font-size: 14px;
    color: var(--text-secondary);
    font-weight: 500;
}

.model-selector-bar select {
    padding: 10px 15px;
    background: var(--bg-dark);
    border: 1px solid var(--border-color);
    border-radius: 6px;
    color: var(--text-primary);
    font-size: 14px;
    min-width: 250px;
    cursor: pointer;
}

.model-selector-bar select:focus {
    outline: none;
    border-color: var(--accent-cyan);
    box-shadow: 0 0 10px rgba(0, 255, 255, 0.2);
}

.quick-stats {
    display: flex;
    gap: 25px;
    margin-left: auto;
    flex-wrap: wrap;
}

.quick-stat {
    font-size: 13px;
    color: var(--text-secondary);
}

.quick-stat .label {
    margin-right: 5px;
}

.quick-stat span:last-child {
    color: var(--accent-cyan);
    font-weight: 600;
}

/* ============================================
   DASHBOARD GRID
   ============================================ */

.dashboard-grid {
    display: grid;
    grid-template-columns: 1fr 300px;
    grid-template-rows: auto auto auto;
    gap: 20px;
}

/* ============================================
   KPI CARDS
   ============================================ */

.kpi-section {
    grid-column: 1 / -1;
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(180px, 1fr));
    gap: 15px;
}

.kpi-card {
    background: linear-gradient(145deg, var(--bg-panel), var(--bg-card));
    border: 1px solid var(--border-color);
    border-radius: 12px;
    padding: 20px;
    display: flex;
    align-items: flex-start;
    gap: 15px;
    transition: all 0.3s;
}

.kpi-card:hover {
    border-color: var(--accent-cyan);
    transform: translateY(-2px);
    box-shadow: 0 8px 25px rgba(0, 255, 255, 0.15);
}

.kpi-icon {
    font-size: 32px;
    opacity: 0.9;
}

.kpi-content {
    flex: 1;
}

.kpi-value {
    font-size: 28px;
    font-weight: 700;
    color: var(--accent-cyan);
    line-height: 1;
    margin-bottom: 5px;
}

.kpi-label {
    font-size: 12px;
    color: var(--text-secondary);
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.kpi-sub, .kpi-trend {
    font-size: 11px;
    color: var(--text-secondary);
    margin-top: 5px;
}

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

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

/* ============================================
   CHARTS SECTION
   ============================================ */

.charts-section {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 20px;
}

.chart-card {
    background: var(--bg-panel);
    border: 1px solid var(--border-color);
    border-radius: 12px;
    padding: 20px;
    display: flex;
    flex-direction: column;
}

.chart-card.large {
    grid-column: 1 / -1;
}

.chart-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 15px;
    padding-bottom: 10px;
    border-bottom: 1px solid var(--border-color);
}

.chart-header h3 {
    font-size: 14px;
    font-weight: 600;
    color: var(--text-primary);
}

.chart-controls {
    display: flex;
    gap: 5px;
}

.chart-btn {
    padding: 5px 12px;
    background: transparent;
    border: 1px solid var(--border-color);
    border-radius: 4px;
    color: var(--text-secondary);
    font-size: 11px;
    cursor: pointer;
    transition: all 0.2s;
}

.chart-btn:hover {
    border-color: var(--accent-cyan);
    color: var(--accent-cyan);
}

.chart-btn.active {
    background: var(--accent-cyan);
    border-color: var(--accent-cyan);
    color: var(--bg-dark);
}

.chart-wrapper {
    flex: 1;
    position: relative;
    min-height: 200px;
}

.chart-wrapper canvas {
    width: 100% !important;
    height: 100% !important;
}

.chart-legend-custom {
    display: flex;
    gap: 20px;
    justify-content: center;
    margin-top: 10px;
    font-size: 11px;
    color: var(--text-secondary);
}

.legend-item {
    display: flex;
    align-items: center;
    gap: 6px;
}

.color-dot {
    width: 10px;
    height: 10px;
    border-radius: 50%;
}

/* ============================================
   OPTIMIZATION PANEL
   ============================================ */

.optimization-panel {
    grid-row: 2 / 4;
    background: var(--bg-panel);
    border: 1px solid var(--border-color);
    border-radius: 12px;
    display: flex;
    flex-direction: column;
    overflow: hidden;
}

.panel-header {
    display: flex;
    align-items: center;
    gap: 10px;
    padding: 15px 20px;
    background: rgba(0,0,0,0.3);
    border-bottom: 1px solid var(--border-color);
    font-weight: 600;
    font-size: 13px;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.panel-icon {
    font-size: 16px;
}

.panel-content {
    flex: 1;
    overflow-y: auto;
    padding: 15px;
}

/* Analysis Score Circle */
.analysis-score {
    text-align: center;
    margin-bottom: 25px;
}

.score-circle {
    position: relative;
    width: 120px;
    height: 120px;
    margin: 0 auto 10px;
}

.score-circle svg {
    transform: rotate(-90deg);
    width: 100%;
    height: 100%;
}

.score-bg {
    fill: none;
    stroke: var(--bg-dark);
    stroke-width: 8;
}

.score-fill {
    fill: none;
    stroke: var(--accent-cyan);
    stroke-width: 8;
    stroke-linecap: round;
    stroke-dasharray: 283;
    stroke-dashoffset: 283;
    transition: stroke-dashoffset 1s ease, stroke 0.3s;
}

.score-fill.good { stroke: var(--accent-green); }
.score-fill.medium { stroke: var(--accent-yellow); }
.score-fill.bad { stroke: var(--accent-red); }

.score-value {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    font-size: 32px;
    font-weight: 700;
    color: var(--accent-cyan);
}

.score-label {
    font-size: 12px;
    color: var(--text-secondary);
    text-transform: uppercase;
}

/* Issues & Recommendations */
.issues-section, .recommendations-section, .config-section {
    margin-bottom: 20px;
}

.issues-section h4, .recommendations-section h4, .config-section h4 {
    font-size: 12px;
    color: var(--text-secondary);
    text-transform: uppercase;
    margin-bottom: 10px;
    padding-bottom: 8px;
    border-bottom: 1px solid var(--border-color);
}

.issues-list, .recommendations-list {
    display: flex;
    flex-direction: column;
    gap: 8px;
}

.issue-item {
    padding: 10px 12px;
    background: rgba(255, 68, 68, 0.1);
    border: 1px solid rgba(255, 68, 68, 0.3);
    border-radius: 6px;
    font-size: 12px;
    color: var(--accent-red);
    border-left: 3px solid var(--accent-red);
}

.issue-item.warning {
    background: rgba(255, 204, 0, 0.1);
    border-color: rgba(255, 204, 0, 0.3);
    color: var(--accent-yellow);
    border-left-color: var(--accent-yellow);
}

.issue-item.info {
    background: rgba(0, 255, 255, 0.1);
    border-color: rgba(0, 255, 255, 0.3);
    color: var(--accent-cyan);
    border-left-color: var(--accent-cyan);
}

.recommendation-item {
    padding: 10px 12px;
    background: rgba(0, 255, 136, 0.1);
    border: 1px solid rgba(0, 255, 136, 0.3);
    border-radius: 6px;
    font-size: 12px;
    color: var(--accent-green);
    border-left: 3px solid var(--accent-green);
}

.no-data {
    text-align: center;
    color: var(--text-secondary);
    font-size: 12px;
    padding: 20px;
}

/* Config Overview */
.config-overview {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 8px;
}

.config-item {
    display: flex;
    justify-content: space-between;
    padding: 8px 10px;
    background: var(--bg-card);
    border-radius: 4px;
    font-size: 11px;
}

.config-item .label {
    color: var(--text-secondary);
}

.config-item .value {
    color: var(--text-primary);
    font-weight: 600;
}

.config-item .value.highlight {
    color: var(--accent-cyan);
}

/* ============================================
   AGENTS PANEL
   ============================================ */

.agents-panel {
    grid-column: 1 / -1;
    background: var(--bg-panel);
    border: 1px solid var(--border-color);
    border-radius: 12px;
    overflow: hidden;
}

.live-indicator {
    margin-left: auto;
    display: flex;
    align-items: center;
    gap: 6px;
    padding: 4px 10px;
    background: rgba(255,0,0,0.2);
    border-radius: 4px;
    font-size: 10px;
    font-weight: 700;
    color: #ff4444;
    animation: pulse 1s infinite;
}

.live-indicator::before {
    content: '';
    width: 6px;
    height: 6px;
    border-radius: 50%;
    background: #ff4444;
}

.agents-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 15px;
    padding: 15px;
}

.agent-card {
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: 8px;
    padding: 15px;
    border-left: 4px solid var(--accent-cyan);
}

.agent-card.dead {
    opacity: 0.5;
    border-left-color: var(--accent-red);
}

.agent-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 10px;
}

.agent-name {
    font-weight: 600;
    font-size: 14px;
}

.agent-status {
    font-size: 10px;
    padding: 2px 8px;
    border-radius: 10px;
    background: rgba(0, 255, 136, 0.2);
    color: var(--accent-green);
}

.agent-status.dead {
    background: rgba(255, 68, 68, 0.2);
    color: var(--accent-red);
}

.agent-stats-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 8px;
}

.agent-stat {
    text-align: center;
    padding: 8px;
    background: rgba(0,0,0,0.2);
    border-radius: 4px;
}

.agent-stat-value {
    font-size: 18px;
    font-weight: 700;
    color: var(--accent-cyan);
}

.agent-stat-label {
    font-size: 10px;
    color: var(--text-secondary);
    text-transform: uppercase;
}

/* ============================================
   HISTORY PANEL
   ============================================ */

.history-panel {
    grid-column: 1;
    background: var(--bg-panel);
    border: 1px solid var(--border-color);
    border-radius: 12px;
    overflow: hidden;
    max-height: 400px;
}

.history-list {
    display: flex;
    flex-direction: column;
    gap: 10px;
}

.history-item {
    padding: 12px 15px;
    background: var(--bg-card);
    border-radius: 8px;
    border-left: 3px solid var(--accent-cyan);
}

.history-item-header {
    display: flex;
    justify-content: space-between;
    margin-bottom: 8px;
}

.history-date {
    font-size: 11px;
    color: var(--text-secondary);
}

.history-duration {
    font-size: 11px;
    color: var(--accent-orange);
}

.history-stats {
    display: flex;
    gap: 15px;
    font-size: 12px;
    color: var(--text-secondary);
}

.history-stats strong {
    color: var(--text-primary);
}

/* ============================================
   RESPONSIVE
   ============================================ */

@media (max-width: 1400px) {
    .dashboard-grid {
        grid-template-columns: 1fr 280px;
    }
}

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

    .optimization-panel {
        grid-row: auto;
    }

    .charts-section {
        grid-template-columns: 1fr;
    }
}

@media (max-width: 768px) {
    #top-bar {
        flex-direction: column;
        gap: 10px;
        padding: 10px 15px;
    }

    .bar-left, .bar-right {
        width: 100%;
        justify-content: center;
        flex-wrap: wrap;
    }

    .title {
        font-size: 16px;
    }

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

    .model-selector-bar select {
        min-width: 100%;
    }

    .quick-stats {
        justify-content: center;
        margin-left: 0;
    }

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

    .kpi-card {
        padding: 15px;
    }

    .kpi-value {
        font-size: 22px;
    }

    .kpi-icon {
        font-size: 24px;
    }
}

@media (max-width: 480px) {
    .kpi-section {
        grid-template-columns: 1fr;
    }

    .config-overview {
        grid-template-columns: 1fr;
    }
}

/* ============================================
   SCROLLBAR
   ============================================ */

::-webkit-scrollbar {
    width: 6px;
}

::-webkit-scrollbar-track {
    background: transparent;
}

::-webkit-scrollbar-thumb {
    background: var(--border-color);
    border-radius: 3px;
}

::-webkit-scrollbar-thumb:hover {
    background: #444;
}