/**
 * Enhanced Professional Dashboard Styles
 * Modern, responsive design for AI Forex Trading Platform
 */

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

:root {
    /* Color palette */
    --bg-primary: #0f1419;
    --bg-secondary: #1a1d2e;
    --bg-card: #22283a;
    --bg-hover: #2a2e39;
    
    --text-primary: #e6e6e6;
    --text-secondary: #a0a0a0;
    --text-muted: #6e6e6e;
    
    --accent-primary: #26a69a;
    --accent-secondary: #4fc3f7;
    --accent-danger: #ef5350;
    --accent-warning: #ffb74d;
    
    --border-color: #2a2e39;
    --shadow: 0 2px 8px rgba(0, 0, 0, 0.3);
    
    /* Typography */
    --font-main: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Oxygen, Ubuntu, Cantarell, sans-serif;
    --font-mono: 'Monaco', 'Courier New', monospace;
}

body {
    font-family: var(--font-main);
    background: var(--bg-primary);
    color: var(--text-primary);
    line-height: 1.6;
    overflow-x: hidden;
}

/* Header */
.header {
    background: var(--bg-secondary);
    padding: 1.5rem 2rem;
    border-bottom: 1px solid var(--border-color);
    box-shadow: var(--shadow);
}

.header-content {
    max-width: 1400px;
    margin: 0 auto;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

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

.logo-icon {
    font-size: 2rem;
}

.logo-text h1 {
    font-size: 1.5rem;
    font-weight: 700;
    margin-bottom: 0.25rem;
}

.logo-subtitle {
    font-size: 0.875rem;
    color: var(--text-secondary);
}

.header-badge {
    background: linear-gradient(135deg, var(--accent-primary), var(--accent-secondary));
    padding: 0.75rem 1.5rem;
    border-radius: 8px;
    font-weight: 600;
    font-size: 1rem;
}

.performance-badge {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    font-size: 0.875rem;
    color: var(--text-secondary);
    margin-top: 0.25rem;
}

.badge-stat {
    background: var(--bg-card);
    padding: 0.25rem 0.75rem;
    border-radius: 4px;
}

/* Market Overview */
.market-overview {
    background: var(--bg-secondary);
    padding: 1rem 2rem;
    border-bottom: 1px solid var(--border-color);
    overflow-x: auto;
}

.market-ticker {
    max-width: 1400px;
    margin: 0 auto;
    display: flex;
    gap: 2rem;
    justify-content: space-between;
}

.market-ticker-item {
    flex: 1;
    min-width: 180px;
    padding: 1rem;
    background: var(--bg-card);
    border-radius: 8px;
    cursor: pointer;
    transition: all 0.3s ease;
}

.market-ticker-item:hover,
.market-ticker-item.active {
    background: var(--bg-hover);
    transform: translateY(-2px);
}

.ticker-pair {
    font-size: 0.875rem;
    color: var(--text-secondary);
    margin-bottom: 0.5rem;
}

.ticker-price {
    font-size: 1.5rem;
    font-weight: 700;
    font-family: var(--font-mono);
    margin-bottom: 0.25rem;
}

.ticker-change {
    font-size: 0.875rem;
    font-weight: 600;
}

.ticker-change.positive {
    color: var(--accent-primary);
}

.ticker-change.negative {
    color: var(--accent-danger);
}

/* Main Container */
.container {
    max-width: 1400px;
    margin: 0 auto;
    padding: 2rem;
}

/* Section Headers */
.section-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 1.5rem;
    flex-wrap: wrap;
    gap: 0.75rem;
}

.section-title {
    font-size: 1.5rem;
    font-weight: 700;
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.section-subtitle {
    font-size: 0.875rem;
    color: var(--text-secondary);
}

/* Chart Section */
.chart-section {
    background: var(--bg-secondary);
    padding: 2rem;
    border-radius: 12px;
    margin-bottom: 2rem;
    box-shadow: var(--shadow);
}

.chart-controls {
    display: flex;
    gap: 1rem;
    margin-bottom: 1rem;
    flex-wrap: wrap;
    align-items: center;
}

.chart-range-buttons {
    display: flex;
    gap: 0.25rem;
}

.chart-range-btn,
.stats-period-btn {
    padding: 0.4rem 0.75rem;
    font-size: 0.875rem;
    font-weight: 500;
    border: 1px solid var(--border-color);
    border-radius: 6px;
    background: var(--bg-card);
    color: var(--text-primary);
    cursor: pointer;
    transition: background 0.2s, border-color 0.2s;
}

.chart-range-btn:hover,
.stats-period-btn:hover {
    background: var(--bg-hover);
    border-color: var(--accent-primary);
}

.chart-range-btn.active,
.stats-period-btn.active {
    background: var(--accent-primary);
    border-color: var(--accent-primary);
    color: var(--bg-primary);
}

.chart-range-label {
    font-size: 0.8rem;
    color: var(--text-secondary);
}

.stats-period-controls {
    display: flex;
    gap: 0.25rem;
}

.trades-controls {
    display: flex;
    align-items: center;
    gap: 1rem;
    flex-wrap: wrap;
}

.trades-limit-label {
    font-size: 0.875rem;
    color: var(--text-secondary);
}

.trades-limit-select {
    margin-left: 0.25rem;
    padding: 0.25rem 0.5rem;
    border-radius: 4px;
    border: 1px solid var(--border-color);
    background: var(--bg-card);
    color: var(--text-primary);
    font-size: 0.875rem;
    cursor: pointer;
}

.trades-period-caption {
    font-size: 0.8rem;
    color: var(--text-secondary);
}

.chart-info {
    flex: 1;
    display: flex;
    align-items: center;
    gap: 2rem;
}

#current-pair {
    font-size: 1.25rem;
    font-weight: 700;
}

#current-price {
    font-size: 1.75rem;
    font-weight: 700;
    font-family: var(--font-mono);
}

#price-change {
    font-size: 1rem;
}

#main-chart {
    background: var(--bg-card);
    border-radius: 8px;
    overflow: hidden;
}

/* Grid Layout */
.grid-2col {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 2rem;
    margin-bottom: 2rem;
}

.grid-3col {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 1.5rem;
    margin-bottom: 2rem;
}

/* Cards */
.card {
    background: var(--bg-secondary);
    padding: 1.5rem;
    border-radius: 12px;
    box-shadow: var(--shadow);
}

.signal-card {
    background: var(--bg-card);
    padding: 1.5rem;
    border-radius: 8px;
    border: 1px solid var(--border-color);
    transition: all 0.3s ease;
}

.signal-card:hover {
    border-color: var(--accent-primary);
    transform: translateY(-2px);
}

.signals-loading,
.signals-empty {
    color: var(--text-secondary);
    padding: 1.5rem;
    text-align: center;
}

.signals-error {
    padding: 1.5rem;
    text-align: center;
    color: var(--text-secondary);
}

.signals-error p {
    margin-bottom: 1rem;
}

.signals-retry-btn {
    background: var(--accent-primary);
    color: var(--bg-primary);
    border: none;
    padding: 0.5rem 1rem;
    border-radius: 6px;
    cursor: pointer;
    font-weight: 600;
}

.signals-retry-btn:hover {
    opacity: 0.9;
}

.signal-header {
    display: flex;
    justify-content: space-between;
    align-items: flex-start;
    margin-bottom: 1rem;
}

.pair {
    font-size: 1.25rem;
    font-weight: 700;
    margin-bottom: 0.5rem;
}

.model-badge {
    font-size: 0.75rem;
}

.badge-ensemble {
    background: linear-gradient(135deg, var(--accent-primary), var(--accent-secondary));
    padding: 0.25rem 0.75rem;
    border-radius: 4px;
    font-weight: 600;
}

.badge-ta {
    background: var(--bg-hover);
    padding: 0.25rem 0.75rem;
    border-radius: 4px;
    color: var(--text-secondary);
}

.signal-badge {
    padding: 0.5rem 1rem;
    border-radius: 6px;
    font-weight: 700;
    font-size: 1rem;
}

.signal-badge.buy {
    background: var(--accent-primary);
    color: white;
}

.signal-badge.sell {
    background: var(--accent-danger);
    color: white;
}

.signal-badge.hold {
    background: var(--accent-warning);
    color: var(--bg-primary);
}

.signal-body {
    margin-bottom: 1rem;
}

.price-info {
    display: flex;
    justify-content: space-between;
    margin-bottom: 1rem;
    font-size: 1rem;
}

.price-info .value {
    font-family: var(--font-mono);
    font-weight: 700;
    font-size: 1.25rem;
}

.confidence-bar {
    margin-bottom: 1rem;
}

.confidence-label {
    font-size: 0.875rem;
    color: var(--text-secondary);
    margin-bottom: 0.5rem;
}

.confidence-progress {
    height: 8px;
    background: var(--bg-primary);
    border-radius: 4px;
    overflow: hidden;
}

.confidence-fill {
    height: 100%;
    transition: width 0.3s ease;
}

.confidence-fill.buy {
    background: var(--accent-primary);
}

.confidence-fill.sell {
    background: var(--accent-danger);
}

.confidence-fill.hold {
    background: var(--accent-warning);
}

.timestamp {
    font-size: 0.75rem;
    color: var(--text-muted);
}

.signal-breakdown {
    border-top: 1px solid var(--border-color);
    padding-top: 1rem;
}

.breakdown-title {
    font-size: 0.875rem;
    font-weight: 600;
    margin-bottom: 0.75rem;
    color: var(--text-secondary);
}

.breakdown-item {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    margin-bottom: 0.5rem;
    font-size: 0.875rem;
}

.breakdown-model {
    font-weight: 600;
    min-width: 80px;
}

.breakdown-signal {
    padding: 0.125rem 0.5rem;
    border-radius: 4px;
    font-size: 0.75rem;
    font-weight: 600;
}

.breakdown-signal.buy {
    background: rgba(38, 166, 154, 0.2);
    color: var(--accent-primary);
}

.breakdown-signal.sell {
    background: rgba(239, 83, 80, 0.2);
    color: var(--accent-danger);
}

.breakdown-confidence {
    color: var(--text-secondary);
    font-family: var(--font-mono);
}

/* Performance Metrics */
.metrics-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 1.5rem;
}

.metric-card {
    background: var(--bg-card);
    padding: 1.5rem;
    border-radius: 8px;
    text-align: center;
}

.metric-label {
    font-size: 0.875rem;
    color: var(--text-secondary);
    margin-bottom: 0.5rem;
}

.metric-value {
    font-size: 2rem;
    font-weight: 700;
    font-family: var(--font-mono);
    color: var(--accent-primary);
}

.metric-value.danger {
    color: var(--accent-danger);
}

/* Trades Table */
.trades-table {
    width: 100%;
    border-collapse: collapse;
    font-size: 0.875rem;
}

.trades-table thead {
    background: var(--bg-card);
}

.trades-table th {
    padding: 1rem;
    text-align: left;
    font-weight: 600;
    color: var(--text-secondary);
    border-bottom: 2px solid var(--border-color);
}

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

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

.status-badge {
    padding: 0.25rem 0.75rem;
    border-radius: 4px;
    font-weight: 600;
    font-size: 0.75rem;
}

.status-badge.win {
    background: rgba(38, 166, 154, 0.2);
    color: var(--accent-primary);
}

.status-badge.loss {
    background: rgba(239, 83, 80, 0.2);
    color: var(--accent-danger);
}

.positive {
    color: var(--accent-primary);
}

.negative {
    color: var(--accent-danger);
}

/* System Status */
.system-status {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 1rem;
}

.status-item {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    padding: 0.75rem;
    background: var(--bg-card);
    border-radius: 6px;
}

.status-icon {
    font-size: 1.5rem;
}

.status-text {
    flex: 1;
}

.status-label {
    font-size: 0.875rem;
    color: var(--text-secondary);
}

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

/* Footer */
.footer {
    text-align: center;
    padding: 2rem;
    color: var(--text-muted);
    font-size: 0.875rem;
    border-top: 1px solid var(--border-color);
    margin-top: 4rem;
}

/* Responsive */
@media (max-width: 1024px) {
    .grid-2col, .grid-3col {
        grid-template-columns: 1fr;
    }
    
    .market-ticker {
        flex-wrap: wrap;
    }
}

@media (max-width: 768px) {
    .container {
        padding: 1rem;
    }
    
    .header-content {
        flex-direction: column;
        gap: 1rem;
        text-align: center;
    }
    
    .system-status {
        grid-template-columns: 1fr;
    }
    
    .metric-value {
        font-size: 1.5rem;
    }
}

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

.signal-card, .card, .metric-card {
    animation: fadeIn 0.3s ease;
}

/* Loading States */
.loading {
    display: inline-block;
    width: 20px;
    height: 20px;
    border: 3px solid var(--border-color);
    border-top-color: var(--accent-primary);
    border-radius: 50%;
    animation: spin 0.8s linear infinite;
}

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

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

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

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

::-webkit-scrollbar-thumb:hover {
    background: var(--border-color);
}