/* ============================================================================
   NIMBUS QUANT AI - PROFESSIONAL TRADING PLATFORM V2
   Responsive Design with Light/Dark Theme Support
   ============================================================================ */

:root {
    /* Light Theme Colors */
    --light-bg-primary: #ffffff;
    --light-bg-secondary: #f8fafc;
    --light-bg-tertiary: #f1f5f9;
    --light-bg-card: #ffffff;
    --light-bg-elevated: #f8fafc;
    
    --light-text-primary: #0f172a;
    --light-text-secondary: #475569;
    --light-text-tertiary: #64748b;
    --light-text-muted: #94a3b8;
    
    --light-border-primary: #e2e8f0;
    --light-border-secondary: #cbd5e1;
    --light-border-accent: #94a3b8;
    
    /* Dark Theme Colors */
    --dark-bg-primary: #0a0e1a;
    --dark-bg-secondary: #111827;
    --dark-bg-tertiary: #1f2937;
    --dark-bg-card: #1e293b;
    --dark-bg-elevated: #334155;
    
    --dark-text-primary: #f8fafc;
    --dark-text-secondary: #cbd5e1;
    --dark-text-tertiary: #94a3b8;
    --dark-text-muted: #64748b;
    
    --dark-border-primary: #374151;
    --dark-border-secondary: #4b5563;
    --dark-border-accent: #6b7280;
    
    /* Trading & Status Colors (same for both themes) */
    --color-profit: #00ff88;
    --color-loss: #ff4757;
    --color-neutral: #fbbf24;
    --color-primary: #3b82f6;
    --color-secondary: #06b6d4;
    --color-accent: #8b5cf6;
    --color-success: #10b981;
    --color-warning: #f59e0b;
    --color-danger: #ef4444;
    --color-info: #06b6d4;
    
    /* Sentiment Colors */
    --sentiment-positive: #10b981;
    --sentiment-negative: #ef4444;
    --sentiment-neutral: #6b7280;
    
    /* Shadows */
    --shadow-light-sm: 0 1px 2px 0 rgba(0, 0, 0, 0.05);
    --shadow-light-md: 0 4px 6px -1px rgba(0, 0, 0, 0.1);
    --shadow-light-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.1);
    --shadow-light-xl: 0 20px 25px -5px rgba(0, 0, 0, 0.1);
    
    --shadow-dark-sm: 0 1px 2px 0 rgba(0, 0, 0, 0.3);
    --shadow-dark-md: 0 4px 6px -1px rgba(0, 0, 0, 0.4);
    --shadow-dark-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.5);
    --shadow-dark-xl: 0 20px 25px -5px rgba(0, 0, 0, 0.6);
    
    /* Typography */
    --font-primary: 'Inter', -apple-system, BlinkMacSystemFont, sans-serif;
    --font-mono: 'JetBrains Mono', 'SF Mono', Consolas, monospace;
    
    /* Transitions */
    --transition-fast: 0.15s cubic-bezier(0.4, 0, 0.2, 1);
    --transition-normal: 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    --transition-slow: 0.5s cubic-bezier(0.4, 0, 0.2, 1);
    
    /* Spacing */
    --spacing-xs: 0.25rem;
    --spacing-sm: 0.5rem;
    --spacing-md: 1rem;
    --spacing-lg: 1.5rem;
    --spacing-xl: 2rem;
    --spacing-2xl: 3rem;
    
    /* Radius */
    --radius-sm: 6px;
    --radius-md: 8px;
    --radius-lg: 12px;
    --radius-xl: 16px;
}

/* ============================================================================
   THEME SYSTEM
   ============================================================================ */

[data-theme="light"] {
    --bg-primary: var(--light-bg-primary);
    --bg-secondary: var(--light-bg-secondary);
    --bg-tertiary: var(--light-bg-tertiary);
    --bg-card: var(--light-bg-card);
    --bg-elevated: var(--light-bg-elevated);
    
    --text-primary: var(--light-text-primary);
    --text-secondary: var(--light-text-secondary);
    --text-tertiary: var(--light-text-tertiary);
    --text-muted: var(--light-text-muted);
    
    --border-primary: var(--light-border-primary);
    --border-secondary: var(--light-border-secondary);
    --border-accent: var(--light-border-accent);
    
    --shadow-sm: var(--shadow-light-sm);
    --shadow-md: var(--shadow-light-md);
    --shadow-lg: var(--shadow-light-lg);
    --shadow-xl: var(--shadow-light-xl);
}

[data-theme="dark"] {
    --bg-primary: var(--dark-bg-primary);
    --bg-secondary: var(--dark-bg-secondary);
    --bg-tertiary: var(--dark-bg-tertiary);
    --bg-card: var(--dark-bg-card);
    --bg-elevated: var(--dark-bg-elevated);
    
    --text-primary: var(--dark-text-primary);
    --text-secondary: var(--dark-text-secondary);
    --text-tertiary: var(--dark-text-tertiary);
    --text-muted: var(--dark-text-muted);
    
    --border-primary: var(--dark-border-primary);
    --border-secondary: var(--dark-border-secondary);
    --border-accent: var(--dark-border-accent);
    
    --shadow-sm: var(--shadow-dark-sm);
    --shadow-md: var(--shadow-dark-md);
    --shadow-lg: var(--shadow-dark-lg);
    --shadow-xl: var(--shadow-dark-xl);
}

/* ============================================================================
   RESET & BASE STYLES
   ============================================================================ */

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

html {
    scroll-behavior: smooth;
}

body {
    font-family: var(--font-primary);
    font-size: 14px;
    line-height: 1.5;
    color: var(--text-primary);
    background: var(--bg-primary);
    overflow-x: hidden;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
    transition: background-color var(--transition-normal), color var(--transition-normal);
}

/* ============================================================================
   TRADING HEADER
   ============================================================================ */

.trading-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 0 var(--spacing-lg);
    height: 70px;
    background: var(--bg-card);
    border-bottom: 1px solid var(--border-primary);
    box-shadow: var(--shadow-md);
    position: sticky;
    top: 0;
    z-index: 100;
    backdrop-filter: blur(20px);
    transition: all var(--transition-normal);
}

.header-left {
    display: flex;
    align-items: center;
    min-width: 280px;
}

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

.brand-logo {
    display: flex;
    align-items: center;
    justify-content: center;
}

.brand-logo img {
    transition: transform var(--transition-normal);
    border-radius: 8px;
}

.brand:hover .brand-logo img {
    transform: scale(1.05);
}

.brand-text {
    display: flex;
    flex-direction: column;
}

.brand-name {
    font-size: 20px;
    font-weight: 700;
    color: var(--text-primary);
    line-height: 1.2;
    background: linear-gradient(135deg, var(--color-primary), var(--color-secondary));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.brand-subtitle {
    font-size: 11px;
    color: var(--text-tertiary);
    text-transform: uppercase;
    letter-spacing: 0.5px;
    margin-top: 2px;
}

.header-center {
    flex: 1;
    display: flex;
    justify-content: center;
}

.market-indicators {
    display: flex;
    align-items: center;
    gap: var(--spacing-xl);
    flex-wrap: wrap;
    justify-content: center;
}

.market-status {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
    font-size: 12px;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    color: var(--color-success);
}

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

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

.index-ticker {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 2px;
    min-width: 80px;
}

.index-name {
    font-size: 10px;
    color: var(--text-tertiary);
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.index-value {
    font-family: var(--font-mono);
    font-size: 14px;
    font-weight: 600;
    color: var(--text-primary);
}

.index-change {
    font-family: var(--font-mono);
    font-size: 11px;
    font-weight: 500;
}

.index-change.positive {
    color: var(--color-profit);
}

.index-change.negative {
    color: var(--color-loss);
}

.time-display {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 2px;
}

.time {
    font-family: var(--font-mono);
    font-size: 16px;
    font-weight: 600;
    color: var(--text-primary);
}

.timezone {
    font-size: 10px;
    color: var(--text-tertiary);
    text-transform: uppercase;
}

.header-right {
    display: flex;
    align-items: center;
    gap: var(--spacing-md);
    min-width: 280px;
    justify-content: flex-end;
}

.theme-toggle {
    width: 40px;
    height: 40px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--bg-elevated);
    border: 1px solid var(--border-primary);
    border-radius: var(--radius-lg);
    color: var(--text-secondary);
    cursor: pointer;
    transition: var(--transition-normal);
    font-size: 16px;
}

.theme-toggle:hover {
    background: var(--border-primary);
    color: var(--text-primary);
    transform: rotate(180deg);
}

.action-btn {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
    padding: var(--spacing-sm) var(--spacing-md);
    background: linear-gradient(135deg, var(--color-primary), var(--color-secondary));
    color: white;
    border: none;
    border-radius: var(--radius-md);
    font-size: 12px;
    font-weight: 600;
    cursor: pointer;
    transition: var(--transition-normal);
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.action-btn:hover {
    transform: translateY(-2px);
    box-shadow: 0 8px 25px rgba(59, 130, 246, 0.3);
}

.action-btn:active {
    transform: translateY(0);
}

.user-profile {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
    padding: var(--spacing-sm);
    background: var(--bg-elevated);
    border-radius: var(--radius-lg);
    cursor: pointer;
    transition: var(--transition-normal);
}

.user-profile:hover {
    background: var(--border-primary);
}

.profile-avatar {
    width: 32px;
    height: 32px;
    border-radius: 50%;
    object-fit: cover;
}

.profile-name {
    font-size: 13px;
    font-weight: 500;
    color: var(--text-primary);
}

.login-btn {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
    padding: var(--spacing-sm) var(--spacing-md);
    background: var(--bg-elevated);
    color: var(--text-primary);
    border: 1px solid var(--border-primary);
    border-radius: var(--radius-md);
    font-size: 12px;
    font-weight: 600;
    cursor: pointer;
    transition: var(--transition-normal);
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.login-btn:hover {
    background: var(--color-primary);
    color: white;
    border-color: var(--color-primary);
}

/* ============================================================================
   TRADING DASHBOARD
   ============================================================================ */

.trading-dashboard {
    padding: var(--spacing-lg);
    min-height: calc(100vh - 70px - 50px);
}

/* ============================================================================
   PORTFOLIO OVERVIEW
   ============================================================================ */

.portfolio-overview {
    margin-bottom: var(--spacing-xl);
}

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

.portfolio-header h2 {
    font-size: 28px;
    font-weight: 700;
    color: var(--text-primary);
}

.portfolio-actions {
    display: flex;
    gap: var(--spacing-sm);
}

.btn-icon {
    width: 40px;
    height: 40px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--bg-elevated);
    border: 1px solid var(--border-primary);
    border-radius: var(--radius-md);
    color: var(--text-secondary);
    cursor: pointer;
    transition: var(--transition-normal);
    font-size: 14px;
}

.btn-icon:hover {
    background: var(--border-primary);
    color: var(--text-primary);
    transform: scale(1.05);
}

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

.stat-card {
    padding: var(--spacing-xl);
    background: var(--bg-card);
    border: 1px solid var(--border-primary);
    border-radius: var(--radius-lg);
    transition: var(--transition-normal);
    position: relative;
    overflow: hidden;
}

.stat-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 4px;
    background: linear-gradient(90deg, var(--color-primary), var(--color-secondary));
    opacity: 0;
    transition: var(--transition-normal);
}

.stat-card:hover::before {
    opacity: 1;
}

.stat-card.primary::before {
    opacity: 1;
    background: linear-gradient(90deg, var(--color-profit), var(--color-success));
}

.stat-card:hover {
    transform: translateY(-4px);
    box-shadow: var(--shadow-xl);
}

.stat-label {
    font-size: 12px;
    color: var(--text-tertiary);
    text-transform: uppercase;
    letter-spacing: 0.5px;
    margin-bottom: var(--spacing-sm);
    font-weight: 600;
}

.stat-value {
    font-family: var(--font-mono);
    font-size: 32px;
    font-weight: 700;
    color: var(--text-primary);
    margin-bottom: var(--spacing-sm);
    line-height: 1.2;
}

.stat-value.positive {
    color: var(--color-profit);
}

.stat-value.negative {
    color: var(--color-loss);
}

.stat-change {
    display: flex;
    align-items: center;
    gap: var(--spacing-xs);
    font-size: 14px;
    font-weight: 600;
}

.stat-change.positive {
    color: var(--color-profit);
}

.stat-change.negative {
    color: var(--color-loss);
}

.stat-change.neutral {
    color: var(--text-tertiary);
}

/* ============================================================================
   DASHBOARD GRID - RESPONSIVE
   ============================================================================ */

.dashboard-grid {
    display: grid;
    grid-template-columns: 1fr 1fr 350px;
    gap: var(--spacing-lg);
    align-items: start;
}

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

/* ============================================================================
   PANEL STYLES
   ============================================================================ */

.positions-panel,
.transactions-panel,
.ml-decisions-panel,
.analytics-panel,
.watchlist-panel,
.system-status-panel,
.settings-panel {
    background: var(--bg-card);
    border: 1px solid var(--border-primary);
    border-radius: var(--radius-lg);
    overflow: hidden;
    transition: var(--transition-normal);
}

.panel-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: var(--spacing-lg);
    border-bottom: 1px solid var(--border-primary);
    background: var(--bg-secondary);
    flex-wrap: wrap;
    gap: var(--spacing-md);
}

.panel-header h3 {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
    font-size: 18px;
    font-weight: 600;
    color: var(--text-primary);
}

.panel-controls {
    display: flex;
    align-items: center;
    gap: var(--spacing-md);
    flex-wrap: wrap;
}

.filter-select,
.setting-select {
    padding: var(--spacing-xs) var(--spacing-sm);
    background: var(--bg-elevated);
    border: 1px solid var(--border-secondary);
    border-radius: var(--radius-sm);
    color: var(--text-primary);
    font-size: 12px;
    cursor: pointer;
}

.btn-text {
    background: none;
    border: none;
    color: var(--color-primary);
    font-size: 12px;
    font-weight: 600;
    cursor: pointer;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    transition: var(--transition-normal);
}

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

/* ============================================================================
   LOADING STATES
   ============================================================================ */

.loading-row {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: var(--spacing-md);
    padding: var(--spacing-xl);
    color: var(--text-tertiary);
}

.loading-spinner {
    width: 20px;
    height: 20px;
    border: 2px solid var(--border-primary);
    border-top: 2px solid var(--color-primary);
    border-radius: 50%;
    animation: spin 1s linear infinite;
}

.loading-spinner.large {
    width: 40px;
    height: 40px;
    border-width: 3px;
}

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

.loading-overlay {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(0, 0, 0, 0.5);
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 1000;
    backdrop-filter: blur(5px);
}

.loading-content {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: var(--spacing-lg);
    padding: var(--spacing-2xl);
    background: var(--bg-card);
    border-radius: var(--radius-xl);
    box-shadow: var(--shadow-xl);
    color: var(--text-primary);
    font-weight: 600;
}

/* ============================================================================
   POSITIONS TABLE
   ============================================================================ */

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

.table-header,
.table-row {
    display: grid;
    grid-template-columns: 2fr 1fr 1fr 1fr 1fr 1fr;
    gap: var(--spacing-md);
    align-items: center;
    padding: var(--spacing-md) var(--spacing-lg);
    min-width: 600px;
}

.table-header {
    font-size: 11px;
    font-weight: 700;
    color: var(--text-tertiary);
    text-transform: uppercase;
    letter-spacing: 0.5px;
    border-bottom: 1px solid var(--border-primary);
    background: var(--bg-secondary);
}

.table-body {
    max-height: 400px;
    overflow-y: auto;
}

.table-row {
    border-bottom: 1px solid var(--border-primary);
    transition: var(--transition-normal);
}

.table-row:hover {
    background: var(--bg-secondary);
}

.col-symbol {
    display: flex;
    flex-direction: column;
    gap: 2px;
}

.symbol {
    font-family: var(--font-mono);
    font-size: 16px;
    font-weight: 700;
    color: var(--text-primary);
}

.company {
    font-size: 12px;
    color: var(--text-tertiary);
}

.col-qty,
.col-price,
.col-current {
    font-family: var(--font-mono);
    font-size: 14px;
    font-weight: 500;
    color: var(--text-secondary);
}

.col-pnl {
    font-family: var(--font-mono);
    font-size: 14px;
    font-weight: 700;
}

.col-pnl.positive {
    color: var(--color-profit);
}

.col-pnl.negative {
    color: var(--color-loss);
}

.col-actions {
    display: flex;
    gap: var(--spacing-xs);
}

.action-btn-sm {
    width: 28px;
    height: 28px;
    display: flex;
    align-items: center;
    justify-content: center;
    border: none;
    border-radius: var(--radius-sm);
    cursor: pointer;
    transition: var(--transition-normal);
    font-size: 12px;
}

.action-btn-sm.sell {
    background: var(--color-loss);
    color: white;
}

.action-btn-sm.info {
    background: var(--color-info);
    color: white;
}

.action-btn-sm:hover {
    transform: scale(1.1);
}

/* ============================================================================
   TRANSACTIONS
   ============================================================================ */

.transactions-list {
    padding: var(--spacing-lg);
    max-height: 400px;
    overflow-y: auto;
}

.transaction-item {
    display: flex;
    align-items: center;
    gap: var(--spacing-md);
    padding: var(--spacing-md) 0;
    border-bottom: 1px solid var(--border-primary);
    transition: var(--transition-normal);
}

.transaction-item:hover {
    background: var(--bg-secondary);
    margin: 0 calc(-1 * var(--spacing-lg));
    padding-left: var(--spacing-lg);
    padding-right: var(--spacing-lg);
}

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

.transaction-icon {
    width: 36px;
    height: 36px;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: 50%;
    font-size: 14px;
    font-weight: 600;
}

.transaction-icon.buy {
    background: var(--color-profit);
    color: white;
}

.transaction-icon.sell {
    background: var(--color-loss);
    color: white;
}

.transaction-details {
    flex: 1;
}

.transaction-symbol {
    font-family: var(--font-mono);
    font-size: 16px;
    font-weight: 700;
    color: var(--text-primary);
}

.transaction-info {
    font-size: 13px;
    color: var(--text-tertiary);
    margin-top: 2px;
}

.transaction-meta {
    text-align: right;
}

.transaction-time {
    font-size: 12px;
    color: var(--text-tertiary);
}

.transaction-status {
    display: inline-block;
    padding: 3px 8px;
    border-radius: var(--radius-sm);
    font-size: 10px;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    margin-top: 4px;
}

.transaction-status.filled {
    background: var(--color-success);
    color: white;
}

.transaction-status.pending {
    background: var(--color-warning);
    color: white;
}

/* ============================================================================
   ML DECISIONS
   ============================================================================ */

.confidence-indicator {
    font-size: 12px;
    color: var(--text-secondary);
}

.confidence-value {
    font-family: var(--font-mono);
    font-weight: 700;
    color: var(--color-success);
}

.ml-signals-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: var(--spacing-md);
    padding: var(--spacing-lg);
    max-height: 500px;
    overflow-y: auto;
}

.signal-card {
    padding: var(--spacing-lg);
    background: var(--bg-secondary);
    border: 1px solid var(--border-primary);
    border-radius: var(--radius-lg);
    transition: var(--transition-normal);
    position: relative;
    overflow: hidden;
}

.signal-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 4px;
}

.signal-card.strong-buy::before,
.signal-card.buy::before {
    background: var(--color-profit);
}

.signal-card.sell::before {
    background: var(--color-loss);
}

.signal-card.hold::before {
    background: var(--color-neutral);
}

.signal-card:hover {
    transform: translateY(-4px);
    box-shadow: var(--shadow-lg);
}

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

.signal-symbol {
    font-family: var(--font-mono);
    font-size: 20px;
    font-weight: 700;
    color: var(--text-primary);
}

.signal-action {
    font-size: 10px;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    padding: 4px 8px;
    border-radius: var(--radius-sm);
    color: white;
}

.signal-card.strong-buy .signal-action,
.signal-card.buy .signal-action {
    background: var(--color-profit);
}

.signal-card.sell .signal-action {
    background: var(--color-loss);
}

.signal-card.hold .signal-action {
    background: var(--color-neutral);
}

.signal-details {
    margin-bottom: var(--spacing-lg);
}

.signal-price {
    font-family: var(--font-mono);
    font-size: 24px;
    font-weight: 700;
    color: var(--text-primary);
    margin-bottom: var(--spacing-sm);
}

.signal-confidence {
    font-size: 12px;
    color: var(--text-tertiary);
    margin-bottom: var(--spacing-md);
}

.signal-factors {
    display: flex;
    flex-wrap: wrap;
    gap: var(--spacing-xs);
    margin-bottom: var(--spacing-md);
}

.factor {
    font-size: 10px;
    font-weight: 600;
    padding: 3px 6px;
    border-radius: var(--radius-sm);
    text-transform: uppercase;
    letter-spacing: 0.3px;
}

.factor.positive {
    background: rgba(16, 185, 129, 0.2);
    color: var(--color-success);
}

.factor.negative {
    background: rgba(239, 68, 68, 0.2);
    color: var(--color-danger);
}

.factor.neutral {
    background: rgba(251, 191, 36, 0.2);
    color: var(--color-warning);
}

.execute-btn {
    width: 100%;
    padding: var(--spacing-sm) var(--spacing-md);
    background: linear-gradient(135deg, var(--color-primary), var(--color-secondary));
    color: white;
    border: none;
    border-radius: var(--radius-md);
    font-size: 12px;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    cursor: pointer;
    transition: var(--transition-normal);
}

.execute-btn:hover {
    transform: translateY(-2px);
    box-shadow: 0 8px 25px rgba(59, 130, 246, 0.3);
}

.execute-btn.disabled {
    background: var(--bg-elevated);
    color: var(--text-tertiary);
    cursor: not-allowed;
}

.execute-btn.disabled:hover {
    transform: none;
    box-shadow: none;
}

/* ============================================================================
   ANALYTICS PANEL
   ============================================================================ */

.panel-tabs {
    display: flex;
    gap: var(--spacing-xs);
}

.tab {
    padding: var(--spacing-sm) var(--spacing-md);
    background: none;
    border: none;
    border-radius: var(--radius-sm);
    font-size: 12px;
    font-weight: 600;
    color: var(--text-tertiary);
    cursor: pointer;
    transition: var(--transition-normal);
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.tab.active,
.tab:hover {
    background: var(--color-primary);
    color: white;
}

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

.tab-content {
    display: none;
}

.tab-content.active {
    display: block;
}

.sector-performance {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-md);
}

.sector-item {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: var(--spacing-md);
    background: var(--bg-secondary);
    border-radius: var(--radius-md);
    transition: var(--transition-normal);
}

.sector-item:hover {
    background: var(--bg-elevated);
}

.sector-name {
    font-size: 14px;
    color: var(--text-secondary);
    font-weight: 500;
}

.sector-change {
    font-family: var(--font-mono);
    font-size: 14px;
    font-weight: 700;
}

.sector-change.positive {
    color: var(--color-profit);
}

.sector-change.negative {
    color: var(--color-loss);
}

.news-list {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-md);
}

.news-item {
    display: flex;
    gap: var(--spacing-md);
    padding: var(--spacing-md);
    background: var(--bg-secondary);
    border-radius: var(--radius-md);
}

.news-time {
    font-family: var(--font-mono);
    font-size: 12px;
    color: var(--text-tertiary);
    min-width: 70px;
}

.news-text {
    font-size: 13px;
    color: var(--text-secondary);
    line-height: 1.4;
}

.scheduler-status {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-md);
}

.scheduler-item {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: var(--spacing-md);
    background: var(--bg-secondary);
    border-radius: var(--radius-md);
}

/* ============================================================================
   WATCHLIST
   ============================================================================ */

.watchlist-items {
    padding: var(--spacing-lg);
    max-height: 400px;
    overflow-y: auto;
}

.watchlist-item {
    display: grid;
    grid-template-columns: 1fr 1fr 1fr 80px;
    gap: var(--spacing-sm);
    align-items: center;
    padding: var(--spacing-md) 0;
    border-bottom: 1px solid var(--border-primary);
    transition: var(--transition-normal);
}

.watchlist-item:hover {
    background: var(--bg-secondary);
    margin: 0 calc(-1 * var(--spacing-lg));
    padding-left: var(--spacing-lg);
    padding-right: var(--spacing-lg);
}

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

.item-symbol {
    font-family: var(--font-mono);
    font-size: 16px;
    font-weight: 700;
    color: var(--text-primary);
}

.item-price {
    font-family: var(--font-mono);
    font-size: 14px;
    font-weight: 600;
    color: var(--text-secondary);
}

.item-change {
    font-family: var(--font-mono);
    font-size: 13px;
    font-weight: 700;
}

.item-change.positive {
    color: var(--color-profit);
}

.item-change.negative {
    color: var(--color-loss);
}

.item-chart {
    display: flex;
    justify-content: center;
}

/* ============================================================================
   SETTINGS PANEL
   ============================================================================ */

.settings-items {
    padding: var(--spacing-lg);
}

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

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

.setting-item label {
    font-size: 14px;
    font-weight: 500;
    color: var(--text-secondary);
}

.toggle-switch {
    width: 50px;
    height: 26px;
    background: var(--bg-elevated);
    border: 1px solid var(--border-secondary);
    border-radius: 13px;
    position: relative;
    cursor: pointer;
    transition: var(--transition-normal);
}

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

.toggle-slider {
    width: 22px;
    height: 22px;
    background: white;
    border-radius: 50%;
    position: absolute;
    top: 1px;
    left: 1px;
    transition: var(--transition-normal);
    box-shadow: var(--shadow-sm);
}

.toggle-switch.active .toggle-slider {
    transform: translateX(24px);
}

.setting-input {
    width: 80px;
    padding: var(--spacing-xs) var(--spacing-sm);
    background: var(--bg-elevated);
    border: 1px solid var(--border-secondary);
    border-radius: var(--radius-sm);
    color: var(--text-primary);
    font-size: 13px;
    text-align: right;
    font-family: var(--font-mono);
}

/* ============================================================================
   SYSTEM STATUS
   ============================================================================ */

.status-items {
    padding: var(--spacing-lg);
}

.status-item {
    display: flex;
    align-items: center;
    gap: var(--spacing-md);
    padding: var(--spacing-md) 0;
    border-bottom: 1px solid var(--border-primary);
}

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

.status-indicator {
    width: 10px;
    height: 10px;
    border-radius: 50%;
    flex-shrink: 0;
}

.status-indicator.online {
    background: var(--color-success);
    box-shadow: 0 0 10px rgba(16, 185, 129, 0.3);
}

.status-indicator.warning {
    background: var(--color-warning);
    box-shadow: 0 0 10px rgba(245, 158, 11, 0.3);
}

.status-indicator.offline {
    background: var(--color-danger);
    box-shadow: 0 0 10px rgba(239, 68, 68, 0.3);
}

.status-value {
    margin-left: auto;
    font-size: 12px;
    font-weight: 600;
    color: var(--text-tertiary);
}

/* ============================================================================
   TOAST NOTIFICATIONS
   ============================================================================ */

.toast-container {
    position: fixed;
    top: 90px;
    right: 20px;
    z-index: 1000;
    display: flex;
    flex-direction: column;
    gap: var(--spacing-sm);
}

.toast {
    padding: var(--spacing-md) var(--spacing-lg);
    background: var(--bg-card);
    border: 1px solid var(--border-primary);
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-lg);
    color: var(--text-primary);
    font-size: 14px;
    max-width: 300px;
    animation: slideInRight 0.3s ease-out;
}

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

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

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

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

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

/* ============================================================================
   TRADING FOOTER
   ============================================================================ */

.trading-footer {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 0 var(--spacing-lg);
    height: 50px;
    background: var(--bg-card);
    border-top: 1px solid var(--border-primary);
    font-size: 12px;
    color: var(--text-tertiary);
    flex-wrap: wrap;
    gap: var(--spacing-md);
}

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

.connection-indicator {
    width: 8px;
    height: 8px;
    border-radius: 50%;
    background: var(--color-success);
    animation: pulse 2s infinite;
}

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

@media (max-width: 1400px) {
    .dashboard-grid {
        grid-template-columns: 1fr 1fr;
    }
    
    .right-column {
        grid-column: 1 / -1;
        display: grid;
        grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
        gap: var(--spacing-lg);
    }
}

@media (max-width: 1024px) {
    .trading-header {
        height: auto;
        min-height: 70px;
        flex-wrap: wrap;
        padding: var(--spacing-md);
    }
    
    .header-center {
        order: 3;
        flex-basis: 100%;
        margin-top: var(--spacing-md);
    }
    
    .market-indicators {
        justify-content: space-between;
        width: 100%;
        flex-wrap: wrap;
    }
    
    .index-ticker {
        min-width: 70px;
    }
    
    .portfolio-stats {
        grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    }
    
    .dashboard-grid {
        grid-template-columns: 1fr;
    }
    
    .ml-signals-grid {
        grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    }
}

@media (max-width: 768px) {
    .trading-dashboard {
        padding: var(--spacing-md);
    }
    
    .portfolio-header h2 {
        font-size: 24px;
    }
    
    .portfolio-stats {
        grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
        gap: var(--spacing-md);
    }
    
    .stat-card {
        padding: var(--spacing-lg);
    }
    
    .stat-value {
        font-size: 24px;
    }
    
    .table-header,
    .table-row {
        grid-template-columns: 2fr 1fr 1fr 1fr;
        font-size: 12px;
        padding: var(--spacing-sm) var(--spacing-md);
    }
    
    .col-current,
    .col-actions {
        display: none;
    }
    
    .panel-header {
        padding: var(--spacing-md);
    }
    
    .panel-header h3 {
        font-size: 16px;
    }
    
    .ml-signals-grid {
        grid-template-columns: 1fr;
    }
    
    .watchlist-item {
        grid-template-columns: 1fr 1fr 1fr;
    }
    
    .item-chart {
        display: none;
    }
}

@media (max-width: 480px) {
    .trading-header {
        padding: var(--spacing-sm);
    }
    
    .brand-name {
        font-size: 16px;
    }
    
    .brand-subtitle {
        font-size: 10px;
    }
    
    .market-indicators {
        gap: var(--spacing-md);
    }
    
    .index-ticker {
        min-width: 60px;
    }
    
    .index-value {
        font-size: 12px;
    }
    
    .portfolio-stats {
        grid-template-columns: 1fr;
    }
    
    .table-header,
    .table-row {
        grid-template-columns: 2fr 1fr 1fr;
        padding: var(--spacing-sm);
    }
    
    .col-price {
        display: none;
    }
    
    .watchlist-item {
        grid-template-columns: 1fr 1fr;
    }
    
    .item-change {
        display: none;
    }
}

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

::-webkit-scrollbar {
    width: 8px;
    height: 8px;
}

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

::-webkit-scrollbar-thumb {
    background: var(--border-secondary);
    border-radius: 4px;
    transition: var(--transition-normal);
}

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

/* ============================================================================
   MODAL STYLES
   ============================================================================ */

.modal-overlay {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(0, 0, 0, 0.7);
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 1000;
    backdrop-filter: blur(5px);
    animation: fadeIn 0.3s ease-out;
}

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

.modal-content {
    background: var(--bg-card);
    border: 1px solid var(--border-primary);
    border-radius: var(--radius-xl);
    box-shadow: var(--shadow-xl);
    max-width: 800px;
    width: 90%;
    max-height: 90vh;
    overflow: hidden;
    animation: slideIn 0.3s ease-out;
    position: relative;
}

.modal-content.large {
    max-width: 1000px;
}

@keyframes slideIn {
    from {
        transform: translateY(-50px);
        opacity: 0;
    }
    to {
        transform: translateY(0);
        opacity: 1;
    }
}

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

.modal-header h3 {
    font-size: 20px;
    font-weight: 600;
    color: var(--text-primary);
    margin: 0;
}

.modal-close {
    width: 32px;
    height: 32px;
    border: none;
    background: var(--bg-elevated);
    border-radius: 50%;
    color: var(--text-secondary);
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 18px;
    transition: var(--transition-normal);
}

.modal-close:hover {
    background: var(--color-danger);
    color: white;
    transform: scale(1.1);
}

.modal-body {
    padding: var(--spacing-lg);
    max-height: 70vh;
    overflow-y: auto;
}

.modal-actions {
    display: flex;
    gap: var(--spacing-md);
    justify-content: flex-end;
    margin-top: var(--spacing-xl);
}

.btn-primary {
    padding: var(--spacing-sm) var(--spacing-lg);
    background: linear-gradient(135deg, var(--color-primary), var(--color-secondary));
    color: white;
    border: none;
    border-radius: var(--radius-md);
    font-size: 14px;
    font-weight: 600;
    cursor: pointer;
    transition: var(--transition-normal);
}

.btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 8px 25px rgba(59, 130, 246, 0.3);
}

.btn-secondary {
    padding: var(--spacing-sm) var(--spacing-lg);
    background: var(--bg-elevated);
    color: var(--text-primary);
    border: 1px solid var(--border-primary);
    border-radius: var(--radius-md);
    font-size: 14px;
    font-weight: 600;
    cursor: pointer;
    transition: var(--transition-normal);
}

.btn-secondary:hover {
    background: var(--border-primary);
    transform: translateY(-2px);
}

/* Transaction modal specific styles */
.transaction-row {
    display: grid;
    grid-template-columns: 1fr 1fr 1fr 1fr 1fr 1fr;
    gap: var(--spacing-md);
    align-items: center;
    padding: var(--spacing-md);
    border-bottom: 1px solid var(--border-primary);
    transition: var(--transition-normal);
}

.transaction-row:hover {
    background: var(--bg-secondary);
}

.transaction-date {
    font-size: 12px;
    color: var(--text-tertiary);
}

.transaction-symbol {
    font-family: var(--font-mono);
    font-weight: 700;
    color: var(--text-primary);
}

.transaction-side {
    font-weight: 600;
    text-transform: uppercase;
    font-size: 12px;
}

.transaction-side.buy {
    color: var(--color-profit);
}

.transaction-side.sell {
    color: var(--color-loss);
}

.transaction-qty {
    font-family: var(--font-mono);
    color: var(--text-secondary);
}

.transaction-price {
    font-family: var(--font-mono);
    color: var(--text-secondary);
}

.transaction-status {
    font-size: 11px;
    font-weight: 600;
    text-transform: uppercase;
    color: var(--text-tertiary);
}

/* Settings modal specific styles */
.settings-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: var(--spacing-xl);
}

.setting-group {
    background: var(--bg-secondary);
    border: 1px solid var(--border-primary);
    border-radius: var(--radius-lg);
    padding: var(--spacing-lg);
}

.setting-group h4 {
    font-size: 16px;
    font-weight: 600;
    color: var(--text-primary);
    margin-bottom: var(--spacing-lg);
    border-bottom: 1px solid var(--border-primary);
    padding-bottom: var(--spacing-sm);
}

.setting-group .setting-item {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: var(--spacing-md) 0;
    border-bottom: 1px solid var(--border-primary);
}

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

.setting-group .setting-item label {
    font-size: 14px;
    font-weight: 500;
    color: var(--text-secondary);
}

.setting-group .setting-item input,
.setting-group .setting-item select {
    padding: var(--spacing-xs) var(--spacing-sm);
    background: var(--bg-elevated);
    border: 1px solid var(--border-secondary);
    border-radius: var(--radius-sm);
    color: var(--text-primary);
    font-size: 13px;
    width: 120px;
}

/* Watchlist modal specific styles */
.input-group {
    margin-bottom: var(--spacing-lg);
}

.input-group label {
    display: block;
    font-size: 14px;
    font-weight: 500;
    color: var(--text-secondary);
    margin-bottom: var(--spacing-sm);
}

.input-group input {
    width: 100%;
    padding: var(--spacing-md);
    background: var(--bg-elevated);
    border: 1px solid var(--border-secondary);
    border-radius: var(--radius-md);
    color: var(--text-primary);
    font-size: 16px;
    transition: var(--transition-normal);
}

.input-group input:focus {
    outline: none;
    border-color: var(--color-primary);
    box-shadow: 0 0 0 3px rgba(59, 130, 246, 0.1);
}

/* Responsive modal styles */
@media (max-width: 768px) {
    .modal-content {
        width: 95%;
        margin: var(--spacing-md);
    }
    
    .modal-header {
        padding: var(--spacing-md);
    }
    
    .modal-body {
        padding: var(--spacing-md);
    }
    
    .transaction-row {
        grid-template-columns: 1fr 1fr 1fr;
        font-size: 12px;
    }
    
    .settings-grid {
        grid-template-columns: 1fr;
        gap: var(--spacing-lg);
    }
    
    .modal-actions {
        flex-direction: column;
    }
}

/* ============================================================================
   PRINT STYLES
   ============================================================================ */

@media print {
    .trading-header,
    .trading-footer,
    .action-btn,
    .btn-icon,
    .theme-toggle {
        display: none !important;
    }
    
    .trading-dashboard {
        padding: 0;
    }
    
    .dashboard-grid {
        grid-template-columns: 1fr;
        gap: var(--spacing-md);
    }
    
    .panel-header {
        background: transparent !important;
        border-bottom: 2px solid #000 !important;
    }
    
    * {
        background: white !important;
        color: black !important;
        box-shadow: none !important;
    }
    
    .stat-card,
    .signal-card {
        border: 1px solid #ccc !important;
        page-break-inside: avoid;
    }
}

/* ============================================================================
   Modal Styles
   ============================================================================ */

.modal-overlay {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(0, 0, 0, 0.7);
    backdrop-filter: blur(8px);
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 1000;
    padding: var(--spacing-md);
}

.modal-content {
    background: var(--bg-card);
    border-radius: var(--radius-lg);
    border: 1px solid var(--border-primary);
    box-shadow: 0 20px 25px -5px rgba(0, 0, 0, 0.4), 0 10px 10px -5px rgba(0, 0, 0, 0.2);
    max-width: 600px;
    width: 100%;
    max-height: 90vh;
    overflow: hidden;
    display: flex;
    flex-direction: column;
}

.modal-content.large {
    max-width: 900px;
}

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

.modal-header h3 {
    margin: 0;
    font-size: 1.25rem;
    font-weight: 600;
    color: var(--text-primary);
}

.modal-close {
    background: none;
    border: none;
    font-size: 1.5rem;
    color: var(--text-secondary);
    cursor: pointer;
    padding: var(--spacing-xs);
    border-radius: var(--radius-md);
    transition: all 0.2s ease;
}

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

.modal-body {
    padding: var(--spacing-lg);
    overflow-y: auto;
    flex: 1;
}

.modal-actions {
    padding: var(--spacing-lg);
    border-top: 1px solid var(--border-primary);
    display: flex;
    gap: var(--spacing-md);
    justify-content: flex-end;
    background: var(--bg-elevated);
}

/* Settings Modal Specific Styles */
.settings-tabs {
    display: flex;
    border-bottom: 1px solid var(--border-primary);
    margin-bottom: var(--spacing-lg);
}

.settings-tab {
    background: none;
    border: none;
    padding: var(--spacing-md) var(--spacing-lg);
    font-size: 0.9rem;
    font-weight: 500;
    color: var(--text-secondary);
    cursor: pointer;
    border-bottom: 2px solid transparent;
    transition: all 0.2s ease;
}

.settings-tab:hover {
    color: var(--text-primary);
    background: var(--bg-tertiary);
}

.settings-tab.active {
    color: var(--color-primary);
    border-bottom-color: var(--color-primary);
    background: var(--bg-tertiary);
}

.settings-panel {
    display: none;
}

.settings-panel.active {
    display: block;
}

.setting-item {
    margin-bottom: var(--spacing-lg);
}

.setting-item label {
    display: block;
    font-size: 0.9rem;
    font-weight: 500;
    color: var(--text-primary);
    margin-bottom: var(--spacing-xs);
}

.setting-item input,
.setting-item select {
    width: 100%;
    padding: var(--spacing-sm);
    border: 1px solid var(--border-primary);
    border-radius: var(--radius-md);
    background: var(--bg-secondary);
    color: var(--text-primary);
    font-size: 0.9rem;
    transition: all 0.2s ease;
}

.setting-item input:focus,
.setting-item select:focus {
    outline: none;
    border-color: var(--color-primary);
    box-shadow: 0 0 0 3px rgba(59, 130, 246, 0.1);
}

.setting-help {
    display: block;
    font-size: 0.8rem;
    color: var(--text-tertiary);
    margin-top: var(--spacing-xs);
}

/* ML Decisions Grid for Modal */
.ml-decisions-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
    gap: var(--spacing-md);
    max-height: 60vh;
    overflow-y: auto;
    padding: var(--spacing-sm);
}

.signal-card.modal-card {
    font-size: 0.85rem;
}

.signal-card.modal-card .execute-btn {
    padding: var(--spacing-xs) var(--spacing-sm);
    font-size: 0.8rem;
}

/* Filter Controls */
.filter-controls {
    margin-bottom: var(--spacing-lg);
    display: flex;
    gap: var(--spacing-md);
    align-items: center;
}

.filter-controls select {
    padding: var(--spacing-sm);
    border: 1px solid var(--border-primary);
    border-radius: var(--radius-md);
    background: var(--bg-secondary);
    color: var(--text-primary);
    min-width: 150px;
}

/* Transaction Rows for Modal */
.transaction-row {
    display: grid;
    grid-template-columns: 1fr 1fr 1fr 1fr 1fr 1fr;
    gap: var(--spacing-md);
    padding: var(--spacing-md);
    border-bottom: 1px solid var(--border-primary);
    align-items: center;
    font-size: 0.9rem;
}

.transaction-row:hover {
    background: var(--bg-tertiary);
}

.transaction-date,
.transaction-symbol,
.transaction-side,
.transaction-qty,
.transaction-price,
.transaction-status {
    display: flex;
    align-items: center;
}

.transaction-side.buy {
    color: var(--color-success);
    font-weight: 600;
}

.transaction-side.sell {
    color: var(--color-danger);
    font-weight: 600;
}

/* News Styles */
.news-item {
    padding: var(--spacing-md);
    border-bottom: 1px solid var(--border-primary);
    transition: background-color 0.2s ease;
}

.news-item:hover {
    background: var(--bg-tertiary);
}

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

.news-time {
    font-size: 0.8rem;
    color: var(--text-tertiary);
    font-weight: 500;
}

.news-source {
    font-size: 0.8rem;
    color: var(--color-primary);
    font-weight: 500;
}

.news-text {
    font-size: 0.9rem;
    color: var(--text-primary);
    line-height: 1.4;
}

/* Button Styles */
.btn-primary {
    background: var(--color-primary);
    color: white;
    border: none;
    padding: var(--spacing-sm) var(--spacing-lg);
    border-radius: var(--radius-md);
    font-weight: 500;
    cursor: pointer;
    transition: all 0.2s ease;
}

.btn-primary:hover {
    background: #2563eb;
    transform: translateY(-1px);
}

.btn-secondary {
    background: transparent;
    color: var(--text-secondary);
    border: 1px solid var(--border-primary);
    padding: var(--spacing-sm) var(--spacing-lg);
    border-radius: var(--radius-md);
    font-weight: 500;
    cursor: pointer;
    transition: all 0.2s ease;
}

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

/* Responsive Modal */
@media (max-width: 768px) {
    .modal-overlay {
        padding: var(--spacing-sm);
    }
    
    .modal-content {
        max-width: 100%;
        max-height: 95vh;
    }
    
    .ml-decisions-grid {
        grid-template-columns: 1fr;
    }
    
    .transaction-row {
        grid-template-columns: 1fr;
        gap: var(--spacing-xs);
        text-align: left;
    }
    
    .settings-tabs {
        flex-wrap: wrap;
    }
    
    .settings-tab {
        flex: 1;
        min-width: 120px;
    }
}

/* ============================================================================
   SENTIMENT ANALYSIS COMPONENTS
   ============================================================================ */

/* Sentiment Badges */
.sentiment-badge {
    display: inline-block;
    font-size: 0.875rem;
    margin-left: 0.5rem;
    opacity: 0.8;
}

.sentiment-badge.positive {
    color: var(--sentiment-positive);
}

.sentiment-badge.negative {
    color: var(--sentiment-negative);
}

.sentiment-badge.neutral {
    color: var(--sentiment-neutral);
}

/* Sentiment Indicators */
.sentiment-indicator {
    display: flex;
    align-items: center;
    gap: 0.25rem;
    padding: 0.25rem 0.5rem;
    border-radius: 0.375rem;
    font-size: 0.75rem;
    font-weight: 500;
    margin-top: 0.25rem;
}

.sentiment-indicator.sentiment-positive {
    background-color: rgba(16, 185, 129, 0.1);
    color: var(--sentiment-positive);
    border: 1px solid rgba(16, 185, 129, 0.3);
}

.sentiment-indicator.sentiment-negative {
    background-color: rgba(239, 68, 68, 0.1);
    color: var(--sentiment-negative);
    border: 1px solid rgba(239, 68, 68, 0.3);
}

.sentiment-indicator.sentiment-neutral {
    background-color: rgba(107, 114, 128, 0.1);
    color: var(--sentiment-neutral);
    border: 1px solid rgba(107, 114, 128, 0.3);
}

.sentiment-indicator i {
    font-size: 0.75rem;
}

.sentiment-score {
    font-weight: 600;
}

.sentiment-confidence {
    opacity: 0.8;
    font-size: 0.625rem;
}

/* Sentiment info in ML cards */
.sentiment-info {
    margin-top: 0.5rem;
    padding-top: 0.5rem;
    border-top: 1px solid var(--border-primary);
}

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

/* Market Sentiment Header */
.market-sentiment-header {
    background: var(--bg-elevated);
    border: 1px solid var(--border-primary);
    border-radius: 0.5rem;
    padding: 1rem;
    margin-bottom: 1rem;
    text-align: center;
}

.market-sentiment-header h5 {
    color: var(--text-primary);
    font-size: 1rem;
    font-weight: 600;
    margin-bottom: 0.5rem;
}

.market-sentiment-header .sentiment-indicator {
    margin: 0.5rem 0;
    justify-content: center;
}

.market-sentiment-header .sentiment-reasoning {
    color: var(--text-secondary);
    font-size: 0.875rem;
    margin-top: 0.5rem;
    font-style: italic;
}

/* Sentiment Dashboard Panel */
.sentiment-panel {
    background: var(--bg-card);
    border: 1px solid var(--border-primary);
    border-radius: 0.75rem;
    padding: 1.5rem;
    margin-bottom: 1.5rem;
}

.sentiment-panel h3 {
    color: var(--text-primary);
    font-size: 1.125rem;
    font-weight: 600;
    margin-bottom: 1rem;
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.sentiment-panel h3 i {
    color: var(--color-accent);
}

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

.sentiment-card {
    background: var(--bg-secondary);
    border: 1px solid var(--border-primary);
    border-radius: 0.5rem;
    padding: 1rem;
    text-align: center;
    transition: all 0.2s ease;
}

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

.sentiment-card .symbol {
    font-weight: 600;
    color: var(--text-primary);
    margin-bottom: 0.5rem;
}

.sentiment-card .score {
    font-size: 1.5rem;
    font-weight: 700;
    margin-bottom: 0.25rem;
}

.sentiment-card .confidence {
    font-size: 0.875rem;
    color: var(--text-tertiary);
    margin-bottom: 0.5rem;
}

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

/* Responsive adjustments */
@media (max-width: 768px) {
    .sentiment-badge {
        font-size: 0.75rem;
    }
    
    .sentiment-indicator {
        font-size: 0.625rem;
        padding: 0.125rem 0.25rem;
    }
    
    .sentiment-grid {
        grid-template-columns: 1fr;
    }
}

/* ============================================================================
   NEWS ANALYTICS COMPONENTS
   ============================================================================ */

.news-controls {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 1rem;
    padding: 0.75rem;
    background: var(--bg-secondary);
    border-radius: 0.5rem;
}

.news-select {
    padding: 0.5rem 1rem;
    border: 1px solid var(--border-primary);
    border-radius: 0.375rem;
    background: var(--bg-card);
    color: var(--text-primary);
    font-size: 0.875rem;
    cursor: pointer;
}

.news-select:focus {
    outline: none;
    border-color: var(--color-primary);
}

.news-api-usage {
    color: var(--text-tertiary);
    font-size: 0.75rem;
}

.news-list {
    max-height: 300px;
    overflow-y: auto;
}

.news-item {
    padding: 1rem;
    border-bottom: 1px solid var(--border-primary);
    transition: background-color 0.2s ease;
}

.news-item:hover {
    background-color: var(--bg-secondary);
}

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

.news-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 0.5rem;
}

.news-source {
    font-size: 0.75rem;
    color: var(--color-primary);
    font-weight: 600;
    text-transform: uppercase;
}

.news-time {
    font-size: 0.75rem;
    color: var(--text-tertiary);
}

.news-title {
    margin-bottom: 0.5rem;
}

.news-title a {
    color: var(--text-primary);
    text-decoration: none;
    font-weight: 600;
    font-size: 0.875rem;
    line-height: 1.4;
}

.news-title a:hover {
    color: var(--color-primary);
    text-decoration: underline;
}

.news-description {
    color: var(--text-secondary);
    font-size: 0.8rem;
    line-height: 1.4;
}

.news-placeholder, .news-error, .news-loading {
    text-align: center;
    padding: 2rem;
    color: var(--text-tertiary);
}

.news-placeholder i, .news-error i, .news-loading i {
    font-size: 2rem;
    margin-bottom: 1rem;
    color: var(--color-primary);
}

.news-error {
    color: var(--color-danger);
}

.news-error i {
    color: var(--color-danger);
}

.news-loading {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 1rem;
}

/* API Usage Indicator */
.news-api-usage span {
    font-weight: 600;
    color: var(--text-primary);
}

/* Responsive adjustments */
@media (max-width: 768px) {
    .news-controls {
        flex-direction: column;
        gap: 0.5rem;
    }
    
    .news-select {
        width: 100%;
    }
    
    .news-header {
        flex-direction: column;
        align-items: flex-start;
        gap: 0.25rem;
    }
}