/* AI Trading Dashboard CSS
   Phase 7: Professional dark theme dashboard styling
   Responsive design for trading interface
*/

/* CSS Reset and Base Styles */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

:root {
    /* Dark Theme Colors */
    --bg-primary: #0f1419;
    --bg-secondary: #1a1f2e;
    --bg-tertiary: #242b3d;
    --bg-card: #1e2532;
    --bg-hover: #2a3441;
    
    /* Text Colors */
    --text-primary: #ffffff;
    --text-secondary: #b8bcc8;
    --text-tertiary: #8b92a5;
    --text-muted: #6b7280;
    
    /* Accent Colors */
    --accent-primary: #00d4aa;
    --accent-secondary: #0066ff;
    --accent-tertiary: #8b5cf6;
    
    /* Status Colors */
    --success: #10b981;
    --warning: #f59e0b;
    --danger: #ef4444;
    --info: #3b82f6;
    
    /* Trading Colors */
    --buy-color: #10b981;
    --sell-color: #ef4444;
    --neutral-color: #6b7280;
    
    /* Borders and Shadows */
    --border-color: #374151;
    --border-light: #4b5563;
    --shadow-sm: 0 1px 2px 0 rgba(0, 0, 0, 0.05);
    --shadow-md: 0 4px 6px -1px rgba(0, 0, 0, 0.1);
    --shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.1);
    
    /* Spacing */
    --spacing-xs: 0.25rem;
    --spacing-sm: 0.5rem;
    --spacing-md: 1rem;
    --spacing-lg: 1.5rem;
    --spacing-xl: 2rem;
    
    /* Border Radius */
    --radius-sm: 0.25rem;
    --radius-md: 0.5rem;
    --radius-lg: 0.75rem;
    --radius-xl: 1rem;
    
    /* Transitions */
    --transition-fast: 0.15s ease-in-out;
    --transition-normal: 0.25s ease-in-out;
    --transition-slow: 0.35s ease-in-out;
    
    /* Typography */
    --font-family-sans: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
    --font-family-mono: 'JetBrains Mono', 'Fira Code', monospace;
    
    /* Z-Index Scale */
    --z-dropdown: 1000;
    --z-sticky: 1020;
    --z-fixed: 1030;
    --z-modal-backdrop: 1040;
    --z-modal: 1050;
    --z-popover: 1060;
    --z-tooltip: 1070;
}

/* Base Typography */
body {
    font-family: var(--font-family-sans);
    background-color: var(--bg-primary);
    color: var(--text-primary);
    line-height: 1.6;
    font-size: 14px;
    overflow-x: hidden;
}

h1, h2, h3, h4, h5, h6 {
    font-weight: 600;
    line-height: 1.2;
    margin-bottom: var(--spacing-sm);
}

h1 { font-size: 2rem; }
h2 { font-size: 1.5rem; }
h3 { font-size: 1.25rem; }
h4 { font-size: 1.125rem; }
h5 { font-size: 1rem; }
h6 { font-size: 0.875rem; }

/* Navigation Header */
.nav-header {
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    color: white;
    border-bottom: none;
    padding: 0;
    height: 60px;
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: var(--z-fixed);
    box-shadow: 0 2px 10px rgba(0,0,0,0.1);
}

.nav-content {
    display: flex;
    align-items: center;
    justify-content: space-between;
    height: 100%;
    max-width: 1400px;
    margin: 0 auto;
    padding: 0 30px;
}

.nav-brand {
    display: flex;
    align-items: center;
    gap: var(--spacing-md);
    font-size: 1.25rem;
    font-weight: 600;
    color: white;
}

.nav-brand i {
    color: white;
    font-size: 1.5rem;
}

.dry-run-badge {
    background-color: var(--warning);
    color: var(--bg-primary);
    padding: var(--spacing-xs) var(--spacing-sm);
    border-radius: var(--radius-sm);
    font-size: 0.75rem;
    font-weight: 700;
    text-transform: uppercase;
    animation: pulse 2s infinite;
}

@keyframes pulse {
    0%, 100% { opacity: 1; }
    50% { opacity: 0.7; }
}

.nav-status {
    display: flex;
    align-items: center;
    gap: var(--spacing-lg);
}

.status-indicator {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
    font-size: 0.875rem;
}

.status-dot {
    width: 8px;
    height: 8px;
    border-radius: 50%;
    animation: blink 2s infinite;
}

.status-dot.connected { background-color: var(--success); }
.status-dot.disconnected { background-color: var(--danger); }
.status-dot.connecting { background-color: var(--warning); }

@keyframes blink {
    0%, 50% { opacity: 1; }
    51%, 100% { opacity: 0.3; }
}

.nav-time {
    font-family: var(--font-family-mono);
    color: var(--text-secondary);
    font-size: 0.875rem;
}

/* Navigation Links Positioning */
.nav-links {
    display: flex;
    gap: 20px;
    margin-left: auto;
    margin-right: 20px;
}

.nav-link {
    padding: 8px 16px;
    border-radius: 6px;
    color: white;
    text-decoration: none;
    transition: all 0.3s;
    display: flex;
    align-items: center;
    gap: 8px;
}

.nav-link:hover {
    background: rgba(255,255,255,0.2);
}

.nav-link.active {
    background: rgba(255,255,255,0.25);
    font-weight: 600;
}

/* User Dropdown Menu */
.nav-user {
    display: flex;
    align-items: center;
}

.user-menu-wrapper {
    position: relative;
}

.user-icon-btn {
    background: transparent;
    border: none;
    color: white;
    font-size: 1.75rem;
    cursor: pointer;
    padding: var(--spacing-sm);
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: var(--radius-md);
    transition: all var(--transition-fast);
}

.user-icon-btn:hover {
    color: white;
    background-color: rgba(255,255,255,0.2);
}

.user-icon-btn:active {
    transform: scale(0.95);
}

.user-dropdown {
    position: absolute;
    top: calc(100% + 8px);
    right: 0;
    background-color: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-lg);
    min-width: 200px;
    opacity: 0;
    visibility: hidden;
    transform: translateY(-10px);
    transition: all var(--transition-normal);
    z-index: var(--z-dropdown);
}

.user-dropdown.show {
    opacity: 1;
    visibility: visible;
    transform: translateY(0);
}

.dropdown-item {
    display: flex;
    align-items: center;
    gap: var(--spacing-md);
    padding: var(--spacing-md) var(--spacing-lg);
    color: var(--text-secondary);
    font-size: 0.875rem;
    cursor: pointer;
    transition: all var(--transition-fast);
    border: none;
    background: transparent;
    width: 100%;
    text-align: left;
}

.dropdown-item:first-child {
    border-top-left-radius: var(--radius-lg);
    border-top-right-radius: var(--radius-lg);
}

.dropdown-item:last-child {
    border-bottom-left-radius: var(--radius-lg);
    border-bottom-right-radius: var(--radius-lg);
}

.dropdown-item:hover {
    background-color: var(--bg-hover);
    color: var(--text-primary);
}

.dropdown-item i {
    font-size: 1rem;
    width: 20px;
    text-align: center;
}

.dropdown-item#connectWalletItem {
    color: var(--accent-primary);
    font-weight: 600;
}

.dropdown-item#connectWalletItem:hover {
    background-color: rgba(0, 212, 170, 0.1);
}

.dropdown-item#logoutItem {
    color: var(--danger);
}

.dropdown-item#logoutItem:hover {
    background-color: rgba(239, 68, 68, 0.1);
}

.dropdown-divider {
    height: 1px;
    background-color: var(--border-color);
    margin: var(--spacing-xs) 0;
}

/* Main Dashboard Layout */
.dashboard-main {
    margin-top: 60px;
    padding: var(--spacing-lg);
    min-height: calc(100vh - 60px - 50px); /* Account for header and footer */
}

/* Dashboard Header Metrics */
.dashboard-header {
    margin-bottom: var(--spacing-xl);
}

.metrics-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: var(--spacing-lg);
}

.metric-card {
    background-color: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-lg);
    padding: var(--spacing-lg);
    display: flex;
    align-items: center;
    gap: var(--spacing-md);
    transition: all var(--transition-normal);
}

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

.metric-icon {
    width: 48px;
    height: 48px;
    background: linear-gradient(135deg, var(--accent-primary), var(--accent-secondary));
    border-radius: var(--radius-md);
    display: flex;
    align-items: center;
    justify-content: center;
    color: white;
    font-size: 1.25rem;
    flex-shrink: 0;
}

.metric-content {
    flex: 1;
}

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

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

.metric-change {
    font-size: 0.75rem;
    font-weight: 500;
}

.metric-change.positive { color: var(--success); }
.metric-change.negative { color: var(--danger); }
.metric-change.neutral { color: var(--text-tertiary); }

/* Dashboard Grid Layout */
.dashboard-grid {
    display: grid;
    grid-template-columns: 1fr 1fr 1fr;
    gap: var(--spacing-lg);
    align-items: start;
}

.dashboard-left,
.dashboard-center,
.dashboard-right {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-lg);
}

/* Dashboard Cards */
.dashboard-card {
    background-color: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-lg);
    overflow: hidden;
    transition: border-color var(--transition-normal);
}

.dashboard-card:hover {
    border-color: var(--border-light);
}

.card-header {
    padding: var(--spacing-lg);
    border-bottom: 1px solid var(--border-color);
    display: flex;
    align-items: center;
    justify-content: space-between;
    background-color: var(--bg-tertiary);
}

.card-header h3 {
    margin: 0;
    color: var(--text-primary);
    font-size: 1rem;
    font-weight: 600;
}

.card-status {
    font-size: 0.75rem;
    padding: var(--spacing-xs) var(--spacing-sm);
    border-radius: var(--radius-sm);
    font-weight: 500;
    text-transform: uppercase;
}

.card-status.healthy { background-color: var(--success); color: white; }
.card-status.warning { background-color: var(--warning); color: white; }
.card-status.critical { background-color: var(--danger); color: white; }
.card-status.live { background-color: var(--accent-primary); color: white; }

.card-controls {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
}

.card-content {
    padding: var(--spacing-lg);
}

/* Form Controls */
.timeframe-select,
.form-group select,
.form-group input {
    background-color: var(--bg-secondary);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-sm);
    color: var(--text-primary);
    padding: var(--spacing-sm);
    font-size: 0.875rem;
    transition: all var(--transition-fast);
}

.timeframe-select:focus,
.form-group select:focus,
.form-group input:focus {
    outline: none;
    border-color: var(--accent-primary);
    box-shadow: 0 0 0 2px rgba(0, 212, 170, 0.2);
}

.timeframe-select {
    min-width: 80px;
}

/* Buttons */
.btn-refresh,
.btn-clear,
.btn-docs,
.btn-settings {
    background-color: transparent;
    border: 1px solid var(--border-color);
    color: var(--text-secondary);
    padding: var(--spacing-sm);
    border-radius: var(--radius-sm);
    cursor: pointer;
    transition: all var(--transition-fast);
    display: flex;
    align-items: center;
    gap: var(--spacing-xs);
    font-size: 0.875rem;
}

.btn-refresh:hover,
.btn-clear:hover,
.btn-docs:hover,
.btn-settings:hover {
    background-color: var(--bg-hover);
    border-color: var(--border-light);
    color: var(--text-primary);
}

.btn-execute,
.btn-primary {
    background: linear-gradient(135deg, var(--accent-primary), var(--accent-secondary));
    border: none;
    color: white;
    padding: var(--spacing-md);
    border-radius: var(--radius-md);
    cursor: pointer;
    font-weight: 600;
    transition: all var(--transition-fast);
    display: flex;
    align-items: center;
    justify-content: center;
    gap: var(--spacing-sm);
    width: 100%;
}

.btn-execute:hover,
.btn-primary:hover {
    transform: translateY(-1px);
    box-shadow: var(--shadow-md);
}

.btn-execute:active,
.btn-primary:active {
    transform: translateY(0);
}

.btn-secondary {
    background-color: var(--bg-secondary);
    border: 1px solid var(--border-color);
    color: var(--text-primary);
    padding: var(--spacing-sm) var(--spacing-md);
    border-radius: var(--radius-md);
    cursor: pointer;
    transition: all var(--transition-fast);
}

.btn-secondary:hover {
    background-color: var(--bg-hover);
    border-color: var(--border-light);
}

/* Market Data */
.market-ticker {
    display: flex;
    align-items: center;
    justify-content: space-between;
    margin-bottom: var(--spacing-lg);
    padding: var(--spacing-md);
    background-color: var(--bg-secondary);
    border-radius: var(--radius-md);
}

.ticker-symbol {
    font-weight: 700;
    font-size: 1.125rem;
    color: var(--text-primary);
}

.ticker-price {
    font-family: var(--font-family-mono);
    font-size: 1.25rem;
    font-weight: 700;
    color: var(--text-primary);
}

.ticker-change {
    font-family: var(--font-family-mono);
    font-weight: 600;
    font-size: 0.875rem;
}

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

.market-stats {
    display: grid;
    grid-template-columns: 1fr;
    gap: var(--spacing-sm);
}

.stat-item {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: var(--spacing-sm) 0;
    border-bottom: 1px solid var(--border-color);
}

.stat-item:last-child {
    border-bottom: none;
}

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

.stat-value {
    font-family: var(--font-family-mono);
    color: var(--text-primary);
    font-weight: 500;
}

/* System Status */
.status-grid {
    display: grid;
    grid-template-columns: 1fr;
    gap: var(--spacing-lg);
}

.status-item {
    display: flex;
    align-items: center;
    gap: var(--spacing-md);
}

.status-icon {
    width: 32px;
    height: 32px;
    background-color: var(--bg-secondary);
    border-radius: var(--radius-sm);
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--accent-primary);
    flex-shrink: 0;
}

.status-info {
    flex: 1;
}

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

.status-value {
    font-family: var(--font-family-mono);
    font-weight: 600;
    color: var(--text-primary);
    margin-bottom: var(--spacing-xs);
}

.status-bar {
    width: 100%;
    height: 4px;
    background-color: var(--bg-secondary);
    border-radius: var(--radius-sm);
    overflow: hidden;
}

.status-fill {
    height: 100%;
    background: linear-gradient(90deg, var(--success), var(--accent-primary));
    transition: width var(--transition-normal);
    border-radius: var(--radius-sm);
}

.status-fill.warning {
    background: linear-gradient(90deg, var(--warning), var(--danger));
}

.status-fill.critical {
    background: var(--danger);
}

/* Tables */
.positions-table-container,
.trades-table-container {
    overflow-x: auto;
    border-radius: var(--radius-md);
    border: 1px solid var(--border-color);
}

.positions-table {
    width: 100%;
    border-collapse: collapse;
    font-size: 0.875rem;
}

.positions-table th {
    background-color: var(--bg-tertiary);
    color: var(--text-secondary);
    padding: var(--spacing-md);
    text-align: left;
    font-weight: 600;
    font-size: 0.75rem;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    border-bottom: 1px solid var(--border-color);
}

.positions-table td {
    padding: var(--spacing-md);
    border-bottom: 1px solid var(--border-color);
    color: var(--text-primary);
}

.positions-table tbody tr:hover {
    background-color: var(--bg-hover);
}

.positions-table tbody tr:last-child td {
    border-bottom: none;
}

.no-data {
    text-align: center;
    color: var(--text-tertiary);
    font-style: italic;
    padding: var(--spacing-xl) !important;
}

/* Trading Form */
.trading-form {
    display: grid;
    gap: var(--spacing-md);
}

.form-group {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-xs);
}

.form-group label {
    font-size: 0.875rem;
    font-weight: 500;
    color: var(--text-secondary);
}

.form-group input,
.form-group select {
    padding: var(--spacing-md);
    border-radius: var(--radius-md);
    font-size: 0.875rem;
}

.form-group small {
    font-size: 0.75rem;
    color: var(--text-tertiary);
}

/* Lists */
.trades-list,
.alerts-list {
    max-height: 300px;
    overflow-y: auto;
    display: flex;
    flex-direction: column;
    gap: var(--spacing-sm);
}

.trade-item,
.alert-item {
    padding: var(--spacing-md);
    background-color: var(--bg-secondary);
    border-radius: var(--radius-md);
    border-left: 3px solid var(--border-color);
    transition: all var(--transition-fast);
}

.trade-item:hover,
.alert-item:hover {
    background-color: var(--bg-hover);
}

.trade-item.buy {
    border-left-color: var(--success);
}

.trade-item.sell {
    border-left-color: var(--danger);
}

.alert-item.critical {
    border-left-color: var(--danger);
}

.alert-item.warning {
    border-left-color: var(--warning);
}

.alert-item.info {
    border-left-color: var(--info);
}

.trade-header,
.alert-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: var(--spacing-xs);
}

.trade-symbol,
.alert-title {
    font-weight: 600;
    color: var(--text-primary);
}

.trade-time,
.alert-time {
    font-size: 0.75rem;
    color: var(--text-tertiary);
    font-family: var(--font-family-mono);
}

.trade-details,
.alert-message {
    font-size: 0.875rem;
    color: var(--text-secondary);
}

/* Footer */
.dashboard-footer {
    background-color: var(--bg-secondary);
    border-top: 1px solid var(--border-color);
    padding: var(--spacing-md) var(--spacing-lg);
    margin-top: var(--spacing-xl);
}

.footer-content {
    display: flex;
    justify-content: space-between;
    align-items: center;
    max-width: 1920px;
    margin: 0 auto;
}

.footer-left {
    display: flex;
    align-items: center;
    gap: var(--spacing-md);
    font-size: 0.875rem;
    color: var(--text-tertiary);
}

.separator {
    color: var(--border-color);
}

.footer-right {
    display: flex;
    gap: var(--spacing-sm);
}

/* Modals */
.modal {
    display: none;
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-color: rgba(0, 0, 0, 0.75);
    z-index: var(--z-modal);
    backdrop-filter: blur(4px);
}

.modal.show {
    display: flex;
    align-items: center;
    justify-content: center;
    animation: fadeIn 0.2s ease-out;
}

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

.modal-content {
    background-color: var(--bg-card);
    border-radius: var(--radius-lg);
    border: 1px solid var(--border-color);
    max-width: 500px;
    width: 90%;
    max-height: 80vh;
    overflow-y: auto;
    animation: slideIn 0.3s ease-out;
}

@keyframes slideIn {
    from {
        transform: scale(0.95) translateY(-20px);
        opacity: 0;
    }
    to {
        transform: scale(1) translateY(0);
        opacity: 1;
    }
}

.modal-header {
    padding: var(--spacing-lg);
    border-bottom: 1px solid var(--border-color);
    display: flex;
    justify-content: space-between;
    align-items: center;
    background-color: var(--bg-tertiary);
    border-radius: var(--radius-lg) var(--radius-lg) 0 0;
}

.modal-header h3 {
    margin: 0;
    color: var(--text-primary);
}

.modal-close {
    background: none;
    border: none;
    color: var(--text-secondary);
    cursor: pointer;
    padding: var(--spacing-sm);
    border-radius: var(--radius-sm);
    transition: all var(--transition-fast);
}

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

.modal-body {
    padding: var(--spacing-lg);
}

.modal-footer {
    padding: var(--spacing-lg);
    border-top: 1px solid var(--border-color);
    display: flex;
    justify-content: flex-end;
    gap: var(--spacing-sm);
    background-color: var(--bg-tertiary);
    border-radius: 0 0 var(--radius-lg) var(--radius-lg);
}

.settings-section {
    margin-bottom: var(--spacing-xl);
}

.settings-section:last-child {
    margin-bottom: 0;
}

.settings-section h4 {
    color: var(--text-primary);
    margin-bottom: var(--spacing-md);
    padding-bottom: var(--spacing-sm);
    border-bottom: 1px solid var(--border-color);
}

/* Loading Overlay */
.loading-overlay {
    display: none;
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-color: rgba(15, 20, 25, 0.9);
    z-index: var(--z-modal);
    backdrop-filter: blur(2px);
}

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

.loading-spinner {
    text-align: center;
}

.spinner {
    width: 48px;
    height: 48px;
    border: 4px solid var(--border-color);
    border-left-color: var(--accent-primary);
    border-radius: 50%;
    animation: spin 1s linear infinite;
    margin: 0 auto var(--spacing-md);
}

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

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

/* Toast Notifications */
.toast-container {
    position: fixed;
    top: 80px;
    right: var(--spacing-lg);
    z-index: var(--z-tooltip);
    display: flex;
    flex-direction: column;
    gap: var(--spacing-sm);
}

.toast {
    background-color: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-md);
    padding: var(--spacing-md);
    min-width: 300px;
    max-width: 400px;
    box-shadow: var(--shadow-lg);
    animation: slideInRight 0.3s ease-out;
    position: relative;
}

@keyframes slideInRight {
    from {
        transform: translateX(100%);
        opacity: 0;
    }
    to {
        transform: translateX(0);
        opacity: 1;
    }
}

.toast.success {
    border-left: 4px solid var(--success);
}

.toast.error {
    border-left: 4px solid var(--danger);
}

.toast.warning {
    border-left: 4px solid var(--warning);
}

.toast.info {
    border-left: 4px solid var(--info);
}

.toast-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: var(--spacing-xs);
}

.toast-title {
    font-weight: 600;
    color: var(--text-primary);
    font-size: 0.875rem;
}

.toast-close {
    background: none;
    border: none;
    color: var(--text-secondary);
    cursor: pointer;
    padding: var(--spacing-xs);
}

.toast-message {
    color: var(--text-secondary);
    font-size: 0.875rem;
    line-height: 1.4;
}

/* Responsive Design */
@media (max-width: 1200px) {
    .dashboard-grid {
        grid-template-columns: 1fr 1fr;
    }
    
    .dashboard-right {
        grid-column: 1 / -1;
    }
}

@media (max-width: 768px) {
    .dashboard-main {
        padding: var(--spacing-md);
    }
    
    .dashboard-grid {
        grid-template-columns: 1fr;
        gap: var(--spacing-md);
    }
    
    .metrics-grid {
        grid-template-columns: 1fr;
        gap: var(--spacing-md);
    }
    
    .metric-card {
        padding: var(--spacing-md);
    }
    
    .nav-content {
        padding: 0 var(--spacing-md);
    }
    
    .nav-brand span:not(.dry-run-badge) {
        display: none;
    }
    
    .footer-content {
        flex-direction: column;
        gap: var(--spacing-md);
        text-align: center;
    }
    
    .toast-container {
        left: var(--spacing-md);
        right: var(--spacing-md);
    }
    
    .toast {
        min-width: auto;
    }
}

@media (max-width: 480px) {
    .card-header {
        padding: var(--spacing-md);
    }
    
    .card-content {
        padding: var(--spacing-md);
    }
    
    .modal-content {
        width: 95%;
        margin: var(--spacing-md);
    }
    
    .nav-status {
        gap: var(--spacing-md);
    }
    
    .nav-time {
        display: none;
    }
}

/* Print Styles */
@media print {
    .nav-header,
    .dashboard-footer,
    .toast-container,
    .modal,
    .loading-overlay {
        display: none !important;
    }
    
    .dashboard-main {
        margin-top: 0;
        padding: 0;
    }
    
    .dashboard-card {
        border: 1px solid #ccc;
        break-inside: avoid;
        margin-bottom: 1rem;
    }
    
    body {
        background: white;
        color: black;
    }
}

/* Accessibility */
@media (prefers-reduced-motion: reduce) {
    *,
    *::before,
    *::after {
        animation-duration: 0.01ms !important;
        animation-iteration-count: 1 !important;
        transition-duration: 0.01ms !important;
    }
}

/* High contrast mode */
@media (prefers-contrast: high) {
    :root {
        --border-color: #ffffff;
        --border-light: #ffffff;
        --bg-card: #000000;
        --bg-secondary: #000000;
        --bg-tertiary: #000000;
    }
}

/* Focus indicators for keyboard navigation */
*:focus {
    outline: 2px solid var(--accent-primary);
    outline-offset: 2px;
}

button:focus,
input:focus,
select:focus {
    outline: 2px solid var(--accent-primary);
    outline-offset: 1px;
}

/* Smooth scrolling */
html {
    scroll-behavior: smooth;
}

/* Selection styles */
::selection {
    background-color: var(--accent-primary);
    color: white;
}

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

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

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

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

/* =================================================
   DASHBOARD REDESIGN - NEW SECTIONS
   ================================================= */

/* Dashboard Sections */
.dashboard-section {
    margin-bottom: var(--spacing-xl);
}

.section-header {
    margin-bottom: var(--spacing-lg);
    display: flex;
    align-items: center;
    justify-content: space-between;
    flex-wrap: wrap;
    gap: var(--spacing-md);
}

.section-header h2 {
    margin: 0;
    font-size: 1.5rem;
    color: var(--text-primary);
    font-weight: 600;
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
}

.section-header h2 i {
    color: var(--accent-primary);
}

.section-subtitle {
    margin: 0;
    color: var(--text-secondary);
    font-size: 0.875rem;
}

/* Doughnut Charts Grid */
.doughnut-charts-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
    gap: var(--spacing-md);
    margin-bottom: var(--spacing-lg);
}

.chart-card {
    background-color: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-md);
    padding: var(--spacing-md);
}

.chart-container-doughnut {
    position: relative;
    height: 280px;
    margin: var(--spacing-sm) 0;
}

.chart-title {
    font-size: 0.875rem;
    font-weight: 600;
    color: #2c3e50;
    margin: 0 0 var(--spacing-xs) 0;
    text-align: center;
}

.chart-subtitle {
    font-size: 0.625rem;
    color: #64748b;
    margin: 0 0 var(--spacing-xs) 0;
    text-align: center;
}

.chart-no-data {
    display: flex;
    align-items: center;
    justify-content: center;
    height: 280px;
    color: #94a3b8;
    font-size: 0.875rem;
    font-style: italic;
}

/* Model Cards Grid */
.model-cards-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(180px, 1fr));
    gap: var(--spacing-md);
}

.model-card {
    background-color: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-md);
    padding: var(--spacing-md);
    transition: all var(--transition-normal);
    display: flex;
    flex-direction: column;
    gap: var(--spacing-sm);
}

.model-card:hover {
    border-color: var(--accent-primary);
    transform: translateY(-2px);
    box-shadow: var(--shadow-lg);
}

/* Model Name Wrapper - contains name + tier text */
.model-name-wrapper {
    display: flex;
    flex-direction: column;
    gap: 4px;
}

/* Model Tier Text - below model name */
.model-tier-text {
    font-size: 0.65rem;
    font-weight: 600;
    color: #10b981;
    line-height: 1;
    min-height: 14px;
}

/* Model Card Header */
.model-card-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    gap: var(--spacing-sm);
    padding-bottom: var(--spacing-sm);
    border-bottom: 1px solid var(--border-color);
}

.model-card-header h3 {
    margin: 0;
    font-size: 0.875rem;
    color: var(--text-primary);
    font-weight: 600;
}

.model-action-badge {
    display: inline-flex;
    align-items: center;
    gap: var(--spacing-xs);
    padding: 2px 6px;
    border-radius: var(--radius-sm);
    font-size: 0.625rem;
    font-weight: 700;
    color: white;
    text-transform: uppercase;
    letter-spacing: 0.3px;
}

/* Model Card Stats */
.model-card-stats {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: var(--spacing-md);
}

.model-card-stats .stat {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-xs);
}

.stat-label {
    font-size: 0.625rem;
    color: var(--text-secondary);
    text-transform: uppercase;
    letter-spacing: 0.3px;
    font-weight: 500;
}

.stat-value {
    font-size: 0.875rem;
    font-weight: 700;
    color: var(--text-primary);
    font-family: var(--font-family-mono);
}

/* Model Card Prices */
.model-card-prices {
    display: flex;
    gap: var(--spacing-md);
    padding: var(--spacing-sm);
    background-color: var(--bg-secondary);
    border-radius: var(--radius-md);
    flex-wrap: wrap;
}

.price-item {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-xs);
}

.price-label {
    font-size: 0.625rem;
    color: var(--text-secondary);
    font-weight: 500;
}

.price-value {
    font-size: 0.75rem;
    font-weight: 600;
    color: var(--text-primary);
    font-family: var(--font-family-mono);
}

/* Model Card Footer */
.model-card-footer {
    display: flex;
    gap: var(--spacing-sm);
    padding-top: var(--spacing-sm);
    border-top: 1px solid var(--border-color);
}

.model-link {
    flex: 1;
    padding: 4px 8px;
    background-color: var(--bg-secondary);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-sm);
    color: var(--text-primary);
    text-decoration: none;
    text-align: center;
    font-size: 0.75rem;
    font-weight: 500;
    transition: all var(--transition-fast);
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 4px;
}

.model-link:hover {
    background-color: var(--bg-hover);
    border-color: var(--accent-primary);
    color: var(--accent-primary);
}

/* AI Chat Button - Enhanced Attractive Style */
.ai-chat-button {
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    border: none;
    color: white !important;
    font-weight: 600;
    box-shadow: 0 4px 15px rgba(102, 126, 234, 0.4);
    position: relative;
    overflow: hidden;
}

.ai-chat-button::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.3), transparent);
    transition: left 0.5s;
}

.ai-chat-button:hover {
    background: linear-gradient(135deg, #764ba2 0%, #667eea 100%);
    border: none;
    color: white !important;
    transform: translateY(-2px);
    box-shadow: 0 6px 20px rgba(102, 126, 234, 0.6);
}

.ai-chat-button:hover::before {
    left: 100%;
}

.ai-chat-button i {
    animation: chatPulse 2s ease-in-out infinite;
}

@keyframes chatPulse {
    0%, 100% {
        transform: scale(1);
    }
    50% {
        transform: scale(1.15);
    }
}

/* Chart Card */
.chart-card {
    background-color: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-lg);
    padding: var(--spacing-lg);
}

.chart-container {
    position: relative;
    width: 100%;
}

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

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

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

.data-table thead th {
    background-color: var(--bg-tertiary);
    color: var(--text-secondary);
    padding: var(--spacing-md);
    text-align: left;
    font-weight: 600;
    font-size: 0.75rem;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    border-bottom: 1px solid var(--border-color);
}

.data-table tbody td {
    padding: var(--spacing-md);
    border-bottom: 1px solid var(--border-color);
    color: var(--text-primary);
}

.data-table tbody tr {
    transition: background-color var(--transition-fast);
}

.data-table tbody tr:hover {
    background-color: var(--bg-hover);
}

.data-table tbody tr:last-child td {
    border-bottom: none;
}

/* Model Badge */
.model-badge {
    display: inline-block;
    padding: var(--spacing-xs) var(--spacing-sm);
    background-color: var(--bg-secondary);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-sm);
    font-size: 0.75rem;
    font-weight: 600;
    color: var(--text-primary);
}

/* Color Classes for PNL and Win Rate */
.positive {
    color: var(--success) !important;
}

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

.neutral {
    color: var(--text-tertiary) !important;
}

/* Loading States */
.loading-spinner {
    display: flex;
    align-items: center;
    justify-content: center;
    padding: var(--spacing-xl);
    color: var(--text-secondary);
    font-size: 1rem;
}

.loading-spinner i {
    margin-right: var(--spacing-sm);
    animation: spin 1s linear infinite;
}

.loading-row {
    text-align: center;
    padding: var(--spacing-xl) !important;
    color: var(--text-secondary);
    font-style: italic;
}

/* Refresh Button */
.btn-refresh {
    background-color: var(--accent-tertiary);
    color: white;
    border: none;
    padding: var(--spacing-sm) var(--spacing-lg);
    border-radius: var(--radius-md);
    font-size: 0.875rem;
    font-weight: 600;
    cursor: pointer;
    transition: all var(--transition-fast);
    display: flex;
    align-items: center;
    gap: var(--spacing-xs);
}

.btn-refresh:hover {
    background-color: #7c3aed;
    transform: translateY(-1px);
    box-shadow: var(--shadow-md);
}

.btn-refresh i {
    transition: transform var(--transition-fast);
}

.btn-refresh:hover i {
    transform: rotate(180deg);
}

/* Take Tour Button */
.btn-tour {
    background: linear-gradient(135deg, #3b82f6 0%, #8b5cf6 100%);
    color: white;
    border: none;
    padding: var(--spacing-sm) var(--spacing-lg);
    border-radius: var(--radius-md);
    font-size: 0.875rem;
    font-weight: 600;
    cursor: pointer;
    transition: all var(--transition-fast);
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
}

.btn-tour:hover {
    background: linear-gradient(135deg, #2563eb 0%, #7c3aed 100%);
    transform: translateY(-1px);
    box-shadow: 0 10px 20px rgba(59, 130, 246, 0.3);
}

.btn-tour i {
    transition: transform var(--transition-fast);
}

.btn-tour:hover i {
    transform: scale(1.2);
}

/* Responsive Adjustments */
@media (max-width: 768px) {
    .model-cards-grid {
        grid-template-columns: 1fr;
    }

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

    .model-card-stats {
        grid-template-columns: 1fr;
    }

    .model-card-footer {
        flex-direction: column;
    }
}

/* ========================================================================
   GOOGLE ADSENSE AD CONTAINERS
   ======================================================================== */

/* Base ad container styling */
.ad-container {
    width: 100%;
    min-width: 300px; /* Ensure minimum width for AdSense */
    display: flex;
    justify-content: center;
    align-items: center;
    overflow: hidden;
    background-color: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-md);
    padding: var(--spacing-sm);
    margin: var(--spacing-lg) 0;
}

/* Top banner ad - after page header */
.ad-banner-top {
    margin-top: var(--spacing-md);
    margin-bottom: var(--spacing-lg);
    min-height: 90px; /* Standard banner height + padding */
}

/* Mid-content ads - between sections */
.ad-mid-content {
    margin-top: var(--spacing-lg);
    margin-bottom: var(--spacing-lg);
    min-height: 90px;
}

/* Bottom banner ad - end of content */
.ad-banner-bottom {
    margin-top: var(--spacing-lg);
    margin-bottom: var(--spacing-md);
    min-height: 90px;
}

/* Responsive adjustments for ads */
@media (max-width: 768px) {
    .ad-container {
        padding: var(--spacing-xs);
        margin: var(--spacing-md) 0;
    }

    .ad-banner-top,
    .ad-mid-content,
    .ad-banner-bottom {
        min-height: auto;
    }
}

/* ============================================================
   EXPANDABLE MODEL POSITIONS TABLE
   ============================================================ */

/* Summary row hover effect */
.model-summary-row {
    transition: all var(--transition-fast);
    cursor: pointer;
}

.model-summary-row:hover {
    background-color: var(--bg-hover) !important;
    transform: translateX(2px);
}

/* Expanded detail row */
.model-detail-row {
    animation: slideDown 0.3s ease-out;
}

.model-detail-row td {
    padding: 0 !important;
    background-color: #1a1d29 !important;
}

/* Nested table inside expanded row */
.model-detail-row .data-table {
    margin: 0;
    background-color: transparent;
}

.model-detail-row .data-table thead th {
    background-color: #242b3d;
    font-size: 0.7rem;
    padding: 8px;
}

.model-detail-row .data-table tbody td {
    padding: 8px;
    font-size: 0.8rem;
    border-bottom: 1px solid rgba(255, 255, 255, 0.05);
}

.model-detail-row .data-table tbody tr:hover {
    background-color: rgba(139, 92, 246, 0.1);
}

/* Slide down animation for expanded rows */
@keyframes slideDown {
    from {
        opacity: 0;
        transform: translateY(-10px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

/* Expand/collapse icon animation */
.model-summary-row i.fa-chevron-right,
.model-summary-row i.fa-chevron-down {
    transition: transform var(--transition-fast);
    display: inline-block;
}

/* Status indicators */
.model-summary-row .model-badge {
    font-size: 0.8rem;
    font-weight: 600;
}

/* Performance detail link in expanded rows */
.model-detail-row a {
    transition: all var(--transition-fast);
    padding: 8px 16px;
    border-radius: 6px;
}

.model-detail-row a:hover {
    background-color: rgba(139, 92, 246, 0.1);
    transform: translateX(4px);
}

.model-detail-row a i.fa-arrow-right {
    transition: transform var(--transition-fast);
}

.model-detail-row a:hover i.fa-arrow-right {
    transform: translateX(4px);
}