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

:root {
    --bg-primary: #0a0e27;
    --bg-secondary: #141b35;
    --bg-card: #1a2140;
    --text-primary: #ffffff;
    --text-secondary: #8b92b0;
    --accent-blue: #3b82f6;
    --accent-green: #10b981;
    --accent-red: #ef4444;
    --accent-yellow: #f59e0b;
    --border-color: #2a3352;
    --shadow: 0 4px 6px -1px rgba(0, 0, 0, 0.3);
}

body {
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
    background: var(--bg-primary);
    color: var(--text-primary);
    line-height: 1.6;
    overflow-x: hidden;
}

.dashboard {
    min-height: 100vh;
    padding: 0;
}

/* Header */
.header {
    background: var(--bg-secondary);
    border-bottom: 1px solid var(--border-color);
    padding: 1.5rem 2rem;
    position: sticky;
    top: 0;
    z-index: 100;
}

.header-content {
    max-width: 1600px;
    margin: 0 auto;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.logo h1 {
    font-size: 1.75rem;
    font-weight: 700;
    margin-bottom: 0.25rem;
}

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

.header-stats {
    display: flex;
    gap: 2rem;
    align-items: center;
}

.stat-item {
    display: flex;
    flex-direction: column;
    align-items: flex-end;
}

.stat-label {
    font-size: 0.75rem;
    color: var(--text-secondary);
    text-transform: uppercase;
    letter-spacing: 0.05em;
}

.stat-value {
    font-size: 1.125rem;
    font-weight: 600;
    margin-top: 0.25rem;
}

.connection-status {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    padding: 0.5rem 1rem;
    background: var(--bg-card);
    border-radius: 8px;
    font-size: 0.875rem;
}

.status-dot {
    width: 8px;
    height: 8px;
    border-radius: 50%;
    background: var(--accent-yellow);
    animation: pulse 2s infinite;
}

.connection-status.connected .status-dot {
    background: var(--accent-green);
}

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

/* Market Summary */
.market-summary {
    max-width: 1600px;
    margin: 2rem auto;
    padding: 0 2rem;
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 1.5rem;
}

.summary-card {
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: 12px;
    padding: 1.5rem;
    display: flex;
    align-items: center;
    gap: 1rem;
    transition: transform 0.2s, box-shadow 0.2s;
}

.summary-card:hover {
    transform: translateY(-2px);
    box-shadow: var(--shadow);
}

.summary-icon {
    font-size: 2.5rem;
    width: 60px;
    height: 60px;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: 12px;
}

.summary-icon.bullish { background: rgba(16, 185, 129, 0.1); }
.summary-icon.bearish { background: rgba(239, 68, 68, 0.1); }
.summary-icon.neutral { background: rgba(139, 146, 176, 0.1); }
.summary-icon.confidence { background: rgba(59, 130, 246, 0.1); }

.summary-info h3 {
    font-size: 2rem;
    font-weight: 700;
    margin-bottom: 0.25rem;
}

.summary-info p {
    font-size: 0.875rem;
    color: var(--text-secondary);
}

/* Top Signals */
.top-signals {
    max-width: 1600px;
    margin: 3rem auto;
    padding: 0 2rem;
}

.top-signals h2 {
    font-size: 1.5rem;
    margin-bottom: 1.5rem;
}

.signals-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 1.5rem;
}

.signal-card {
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: 12px;
    padding: 1.5rem;
    transition: transform 0.2s, box-shadow 0.2s;
    cursor: pointer;
}

.signal-card:hover {
    transform: translateY(-4px);
    box-shadow: 0 8px 16px rgba(0, 0, 0, 0.4);
}

.signal-card.buy {
    border-left: 4px solid var(--accent-green);
}

.signal-card.sell {
    border-left: 4px solid var(--accent-red);
}

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

.signal-symbol {
    font-size: 1.25rem;
    font-weight: 700;
}

.signal-badge {
    padding: 0.25rem 0.75rem;
    border-radius: 6px;
    font-size: 0.75rem;
    font-weight: 600;
    text-transform: uppercase;
}

.signal-badge.buy {
    background: rgba(16, 185, 129, 0.2);
    color: var(--accent-green);
}

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

.signal-price {
    font-size: 1.5rem;
    font-weight: 600;
    margin-bottom: 0.5rem;
}

.signal-change {
    font-size: 0.875rem;
    font-weight: 500;
}

.signal-change.positive { color: var(--accent-green); }
.signal-change.negative { color: var(--accent-red); }

.signal-confidence {
    margin-top: 1rem;
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.confidence-bar {
    flex: 1;
    height: 8px;
    background: var(--bg-secondary);
    border-radius: 4px;
    overflow: hidden;
}

.confidence-fill {
    height: 100%;
    background: linear-gradient(90deg, var(--accent-blue), var(--accent-green));
    transition: width 0.3s;
}

.confidence-value {
    font-weight: 600;
    font-size: 0.875rem;
}

/* All Signals Table */
.all-signals {
    max-width: 1600px;
    margin: 3rem auto 2rem;
    padding: 0 2rem 2rem;
}

.section-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 1.5rem;
}

.section-header h2 {
    font-size: 1.5rem;
}

.filters {
    display: flex;
    gap: 0.5rem;
}

.filter-btn {
    padding: 0.5rem 1rem;
    border: 1px solid var(--border-color);
    background: var(--bg-card);
    color: var(--text-primary);
    border-radius: 6px;
    cursor: pointer;
    font-size: 0.875rem;
    font-weight: 500;
    transition: all 0.2s;
}

.filter-btn:hover {
    background: var(--bg-secondary);
}

.filter-btn.active {
    background: var(--accent-blue);
    border-color: var(--accent-blue);
}

.table-container {
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: 12px;
    overflow-x: auto;
}

.signals-table {
    width: 100%;
    border-collapse: collapse;
}

.signals-table thead {
    background: var(--bg-secondary);
}

.signals-table th {
    padding: 1rem;
    text-align: left;
    font-size: 0.875rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    color: var(--text-secondary);
    border-bottom: 1px solid var(--border-color);
}

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

.signals-table tbody tr {
    transition: background 0.2s;
}

.signals-table tbody tr:hover {
    background: var(--bg-secondary);
}

.symbol-cell {
    font-weight: 600;
    font-size: 1rem;
}

.price-cell {
    font-weight: 600;
}

.change-cell {
    font-weight: 500;
}

.change-cell.positive { color: var(--accent-green); }
.change-cell.negative { color: var(--accent-red); }

.signal-cell {
    display: inline-block;
    padding: 0.375rem 0.75rem;
    border-radius: 6px;
    font-size: 0.75rem;
    font-weight: 600;
    text-transform: uppercase;
}

.signal-cell.BUY {
    background: rgba(16, 185, 129, 0.2);
    color: var(--accent-green);
}

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

.signal-cell.HOLD {
    background: rgba(139, 146, 176, 0.2);
    color: var(--text-secondary);
}

.confidence-cell {
    font-weight: 600;
}

.indicator-cell {
    font-size: 0.875rem;
    font-weight: 500;
}

.indicator-cell.BULLISH,
.indicator-cell.STRONG_BUY,
.indicator-cell.BUY {
    color: var(--accent-green);
}

.indicator-cell.BEARISH,
.indicator-cell.STRONG_SELL,
.indicator-cell.SELL {
    color: var(--accent-red);
}

.indicator-cell.NEUTRAL,
.indicator-cell.HOLD {
    color: var(--text-secondary);
}

.view-btn {
    padding: 0.5rem 1rem;
    background: var(--accent-blue);
    color: white;
    border: none;
    border-radius: 6px;
    cursor: pointer;
    font-size: 0.875rem;
    font-weight: 500;
    transition: background 0.2s;
}

.view-btn:hover {
    background: #2563eb;
}

/* Modal */
.modal {
    display: none;
    position: fixed;
    z-index: 1000;
    left: 0;
    top: 0;
    width: 100%;
    height: 100%;
    background: rgba(0, 0, 0, 0.8);
    backdrop-filter: blur(4px);
}

.modal.active {
    display: flex;
    align-items: center;
    justify-content: center;
}

.modal-content {
    background: var(--bg-card);
    border-radius: 16px;
    max-width: 800px;
    width: 90%;
    max-height: 90vh;
    overflow-y: auto;
    border: 1px solid var(--border-color);
}

.modal-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 1.5rem;
    border-bottom: 1px solid var(--border-color);
}

.modal-header h2 {
    font-size: 1.5rem;
}

.close-btn {
    background: none;
    border: none;
    color: var(--text-secondary);
    font-size: 2rem;
    cursor: pointer;
    line-height: 1;
    transition: color 0.2s;
}

.close-btn:hover {
    color: var(--text-primary);
}

.modal-body {
    padding: 1.5rem;
}

.detail-section {
    margin-bottom: 1.5rem;
}

.detail-section h3 {
    font-size: 1.125rem;
    margin-bottom: 0.75rem;
    color: var(--accent-blue);
}

.detail-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 1rem;
}

.detail-item {
    display: flex;
    justify-content: space-between;
    padding: 0.5rem 0;
}

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

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

.loading {
    text-align: center;
    padding: 2rem;
    color: var(--text-secondary);
}

/* Responsive */
@media (max-width: 768px) {
    .header-content {
        flex-direction: column;
        gap: 1rem;
    }

    .header-stats {
        flex-wrap: wrap;
        gap: 1rem;
    }

    .market-summary {
        grid-template-columns: 1fr;
    }

    .signals-grid {
        grid-template-columns: 1fr;
    }

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

    .table-container {
        overflow-x: scroll;
    }
}