/* COBY Dashboard Styles */

:root {
    --primary-color: #2563eb;
    --secondary-color: #1e40af;
    --success-color: #10b981;
    --warning-color: #f59e0b;
    --error-color: #ef4444;
    --background-color: #0f172a;
    --surface-color: #1e293b;
    --surface-light: #334155;
    --text-primary: #f8fafc;
    --text-secondary: #cbd5e1;
    --text-muted: #64748b;
    --border-color: #475569;
    --shadow: 0 4px 6px -1px rgba(0, 0, 0, 0.1);
    --shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.1);
}

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

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

/* Layout */
#app {
    min-height: 100vh;
    display: flex;
    flex-direction: column;
}

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

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

.logo {
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--primary-color);
    letter-spacing: -0.025em;
}

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

.connection-status {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    font-size: 0.875rem;
    font-weight: 500;
}

.connection-status::before {
    content: '';
    width: 8px;
    height: 8px;
    border-radius: 50%;
    background: var(--error-color);
    animation: pulse 2s infinite;
}

.connection-status.connected::before {
    background: var(--success-color);
}

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

/* Main Content */
.dashboard-main {
    flex: 1;
    padding: 2rem;
    max-width: 1400px;
    margin: 0 auto;
    width: 100%;
    display: grid;
    grid-template-columns: 1fr 300px;
    grid-template-rows: auto auto 1fr;
    gap: 2rem;
    grid-template-areas:
        "selector selector"
        "overview overview"
        "heatmap sidebar";
}

/* Symbol Selector */
.symbol-selector {
    grid-area: selector;
    display: flex;
    gap: 2rem;
    align-items: center;
    background: var(--surface-color);
    padding: 1rem 1.5rem;
    border-radius: 0.5rem;
    border: 1px solid var(--border-color);
}

.symbol-dropdown {
    background: var(--surface-light);
    border: 1px solid var(--border-color);
    border-radius: 0.375rem;
    padding: 0.5rem 1rem;
    color: var(--text-primary);
    font-size: 1rem;
    min-width: 150px;
}

.exchange-toggles {
    display: flex;
    gap: 1rem;
    flex-wrap: wrap;
}

.exchange-toggle {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    padding: 0.5rem 1rem;
    background: var(--surface-light);
    border: 1px solid var(--border-color);
    border-radius: 0.375rem;
    cursor: pointer;
    transition: all 0.2s;
}

.exchange-toggle:hover {
    background: var(--primary-color);
}

.exchange-toggle.active {
    background: var(--primary-color);
    border-color: var(--primary-color);
}

/* Market Overview */
.market-overview {
    grid-area: overview;
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 1rem;
}

.metric-card {
    background: var(--surface-color);
    border: 1px solid var(--border-color);
    border-radius: 0.5rem;
    padding: 1.5rem;
    text-align: center;
    transition: transform 0.2s;
}

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

.metric-card h3 {
    font-size: 0.875rem;
    font-weight: 500;
    color: var(--text-secondary);
    margin-bottom: 0.5rem;
    text-transform: uppercase;
    letter-spacing: 0.05em;
}

.metric-value {
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--text-primary);
    margin-bottom: 0.25rem;
}

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

.metric-change.positive {
    color: var(--success-color);
}

.metric-change.negative {
    color: var(--error-color);
}

/* Imbalance Bar */
.imbalance-bar {
    height: 4px;
    background: var(--surface-light);
    border-radius: 2px;
    margin-top: 0.5rem;
    position: relative;
    overflow: hidden;
}

.imbalance-bar::after {
    content: '';
    position: absolute;
    top: 0;
    left: 50%;
    width: 0%;
    height: 100%;
    background: var(--primary-color);
    transition: all 0.3s ease;
    transform: translateX(-50%);
}

/* Liquidity Indicator */
.liquidity-indicator {
    height: 4px;
    background: var(--surface-light);
    border-radius: 2px;
    margin-top: 0.5rem;
    position: relative;
    overflow: hidden;
}

.liquidity-indicator::after {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 0%;
    height: 100%;
    background: linear-gradient(90deg, var(--error-color), var(--warning-color), var(--success-color));
    transition: width 0.3s ease;
}

/* Side Panels */
.side-panels {
    grid-area: sidebar;
    display: flex;
    flex-direction: column;
    gap: 1rem;
}

.panel {
    background: var(--surface-color);
    border: 1px solid var(--border-color);
    border-radius: 0.5rem;
    padding: 1rem;
}

.panel h3 {
    font-size: 1rem;
    font-weight: 600;
    margin-bottom: 1rem;
    color: var(--text-primary);
    border-bottom: 1px solid var(--border-color);
    padding-bottom: 0.5rem;
}

/* Order Book Panel */
.order-book-container {
    display: flex;
    flex-direction: column;
    gap: 0.5rem;
}

.section-header {
    font-size: 0.875rem;
    font-weight: 500;
    color: var(--text-secondary);
    text-transform: uppercase;
    letter-spacing: 0.05em;
    margin-bottom: 0.5rem;
}

.order-levels {
    display: flex;
    flex-direction: column;
    gap: 2px;
    max-height: 150px;
    overflow-y: auto;
}

.order-level {
    display: flex;
    justify-content: space-between;
    padding: 0.25rem 0.5rem;
    background: var(--surface-light);
    border-radius: 0.25rem;
    font-size: 0.75rem;
    position: relative;
    overflow: hidden;
}

.order-level::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    height: 100%;
    background: rgba(59, 130, 246, 0.1);
    transition: width 0.3s ease;
}

.order-level.bid::before {
    background: rgba(34, 197, 94, 0.1);
}

.order-level.ask::before {
    background: rgba(239, 68, 68, 0.1);
}

.spread-indicator {
    text-align: center;
    padding: 0.5rem;
    background: var(--surface-light);
    border-radius: 0.25rem;
    margin: 0.5rem 0;
}

.spread-value {
    font-size: 0.875rem;
    font-weight: 500;
    color: var(--text-secondary);
}

/* Exchange Status Panel */
.exchange-list {
    display: flex;
    flex-direction: column;
    gap: 0.5rem;
}

.exchange-item {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 0.5rem;
    background: var(--surface-light);
    border-radius: 0.25rem;
}

.exchange-name {
    font-weight: 500;
    text-transform: capitalize;
}

.exchange-status {
    font-size: 0.75rem;
    padding: 0.25rem 0.5rem;
    border-radius: 0.25rem;
    font-weight: 500;
}

.exchange-status.connected {
    background: rgba(34, 197, 94, 0.2);
    color: var(--success-color);
}

.exchange-status.disconnected {
    background: rgba(239, 68, 68, 0.2);
    color: var(--error-color);
}

/* Statistics Panel */
.stats-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 0.5rem;
}

.stat-item {
    display: flex;
    flex-direction: column;
    padding: 0.5rem;
    background: var(--surface-light);
    border-radius: 0.25rem;
    text-align: center;
}

.stat-label {
    font-size: 0.75rem;
    color: var(--text-secondary);
    margin-bottom: 0.25rem;
}

.stat-value {
    font-size: 1rem;
    font-weight: 600;
    color: var(--text-primary);
}

/* Footer */
.dashboard-footer {
    background: var(--surface-color);
    border-top: 1px solid var(--border-color);
    padding: 1rem 2rem;
    margin-top: auto;
}

.footer-content {
    display: flex;
    justify-content: space-between;
    align-items: center;
    max-width: 1400px;
    margin: 0 auto;
    font-size: 0.875rem;
    color: var(--text-secondary);
}

/* Loading Overlay */
.loading-overlay {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(15, 23, 42, 0.9);
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    z-index: 1000;
    backdrop-filter: blur(4px);
}

.loading-spinner {
    width: 40px;
    height: 40px;
    border: 4px solid var(--surface-light);
    border-top: 4px solid var(--primary-color);
    border-radius: 50%;
    animation: spin 1s linear infinite;
    margin-bottom: 1rem;
}

.loading-text {
    font-size: 1rem;
    color: var(--text-secondary);
}

/* Modal */
.modal {
    display: none;
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0, 0, 0, 0.5);
    z-index: 1001;
    backdrop-filter: blur(4px);
}

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

.modal-content {
    background: var(--surface-color);
    border: 1px solid var(--border-color);
    border-radius: 0.5rem;
    max-width: 400px;
    width: 90%;
    max-height: 80vh;
    overflow-y: auto;
}

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

.modal-header h3 {
    margin: 0;
    font-size: 1.125rem;
    font-weight: 600;
}

.modal-close {
    background: none;
    border: none;
    font-size: 1.5rem;
    color: var(--text-secondary);
    cursor: pointer;
    padding: 0;
    width: 24px;
    height: 24px;
    display: flex;
    align-items: center;
    justify-content: center;
}

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

.modal-body {
    padding: 1.5rem;
}

/* Animations */
@keyframes spin {
    0% { transform: rotate(0deg); }
    100% { transform: rotate(360deg); }
}

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

/* Responsive Design */
@media (max-width: 1024px) {
    .dashboard-main {
        grid-template-columns: 1fr;
        grid-template-areas:
            "selector"
            "overview"
            "heatmap"
            "sidebar";
    }
    
    .side-panels {
        flex-direction: row;
        overflow-x: auto;
    }
    
    .panel {
        min-width: 250px;
    }
}

@media (max-width: 768px) {
    .dashboard-main {
        padding: 1rem;
        gap: 1rem;
    }
    
    .header-content {
        padding: 0 1rem;
    }
    
    .market-overview {
        grid-template-columns: repeat(auto-fit, minmax(150px, 1fr));
    }
    
    .symbol-selector {
        flex-direction: column;
        align-items: stretch;
        gap: 1rem;
    }
    
    .exchange-toggles {
        justify-content: center;
    }
}

/* Utility Classes */
.hidden {
    display: none !important;
}

.fade-in {
    animation: fadeIn 0.3s ease-in;
}

@keyframes fadeIn {
    from { opacity: 0; }
    to { opacity: 1; }
}