/* Modern Light Theme Dashboard - DFI Labs Strategy Monitor */

/* Import Modern Fonts */
@import url('https://fonts.googleapis.com/css2?family=Inter:wght@300;400;500;600;700;800&family=SF+Pro+Display:wght@400;500;600;700&display=swap');

/* CSS Variables for Consistent Theme */
:root {
    /* Primary Colors */
    --primary-gradient: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    --primary-color: #667eea;
    --primary-dark: #5a6fd8;
    --accent-color: #00d4aa;
    --accent-hover: #00c299;
    
    /* Light Theme Colors */
    --bg-primary: #f8fafc;
    --bg-secondary: #ffffff;
    --bg-tertiary: #f1f5f9;
    --bg-card: rgba(255, 255, 255, 0.9);
    --bg-glass: rgba(255, 255, 255, 0.7);
    
    /* Text Colors */
    --text-primary: #1e293b;
    --text-secondary: #64748b;
    --text-muted: #94a3b8;
    --text-accent: #00d4aa;
    
    /* Status Colors */
    --success: #10b981;
    --success-bg: rgba(16, 185, 129, 0.1);
    --warning: #f59e0b;
    --warning-bg: rgba(245, 158, 11, 0.1);
    --error: #ef4444;
    --error-bg: rgba(239, 68, 68, 0.1);
    
    /* Borders & Shadows */
    --border-color: rgba(148, 163, 184, 0.2);
    --border-hover: rgba(148, 163, 184, 0.3);
    --shadow-sm: 0 2px 8px rgba(0, 0, 0, 0.05);
    --shadow-md: 0 4px 16px rgba(0, 0, 0, 0.08);
    --shadow-lg: 0 8px 32px rgba(0, 0, 0, 0.12);
    --shadow-glow: 0 0 20px rgba(102, 126, 234, 0.15);
    
    /* Spacing */
    --space-xs: 0.25rem;
    --space-sm: 0.5rem;
    --space-md: 1rem;
    --space-lg: 1.5rem;
    --space-xl: 2rem;
    --space-2xl: 3rem;
    
    /* Border Radius */
    --radius-sm: 6px;
    --radius-md: 12px;
    --radius-lg: 16px;
    --radius-xl: 20px;
}

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

body {
    font-family: -apple-system, BlinkMacSystemFont, 'SF Pro Display', 'Inter', 'Segoe UI', Roboto, sans-serif;
    background:
        linear-gradient(180deg, #fafcff 0%, #f8fbff 100%),
        radial-gradient(1200px 600px at 85% -5%, rgba(118, 75, 162, 0.08) 0%, rgba(118, 75, 162, 0) 60%),
        radial-gradient(1000px 500px at 5% 25%, rgba(102, 126, 234, 0.06) 0%, rgba(102, 126, 234, 0) 55%);
    color: var(--text-primary);
    line-height: 1.6;
    overflow-x: hidden;
    min-height: 100vh;
    background-attachment: fixed, fixed, fixed;
}

/* Subtle decorative layer */
body::before {
    content: '';
    position: fixed;
    inset: 0;
    pointer-events: none;
    background:
        radial-gradient(600px 280px at 90% 10%, rgba(118, 75, 162, 0.07), transparent 65%),
        radial-gradient(700px 300px at 0% 30%, rgba(102, 126, 234, 0.05), transparent 70%);
    z-index: -1;
}

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

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

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

::-webkit-scrollbar-thumb:hover {
    background: var(--primary-dark);
}

.container {
    max-width: 1400px;
    margin: 0 auto;
    padding: 0 var(--space-lg);
}

/* Header */
.header {
    background: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(20px);
    border-bottom: 1px solid var(--border-color);
    padding: var(--space-lg) 0;
    position: sticky;
    top: 0;
    z-index: 100;
    box-shadow: var(--shadow-sm);
}

.header .container {
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.logo {
    display: flex;
    align-items: center;
    gap: var(--space-md);
    text-decoration: none;
    color: inherit;
    cursor: pointer;
}

.logo:focus-visible {
    outline: 2px solid var(--primary-color);
    outline-offset: 4px;
    border-radius: var(--radius-lg);
}

.logo:hover .logo-main,
.logo:hover .logo-subtitle {
    color: var(--primary-color);
}

.logo-image {
    height: 48px;
    width: auto;
    filter: brightness(1.1);
}

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

.logo-main {
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--text-primary);
    letter-spacing: -0.02em;
}

.logo-subtitle {
    font-size: 0.875rem;
    color: var(--text-secondary);
    font-weight: 500;
    letter-spacing: 0.05em;
}

.header-info {
    display: flex;
    align-items: center;
    gap: var(--space-lg);
}

.status-indicator {
    display: flex;
    align-items: center;
    gap: var(--space-sm);
    padding: var(--space-sm) var(--space-md);
    background: var(--success-bg);
    border: 1px solid rgba(0, 212, 170, 0.3);
    border-radius: var(--radius-lg);
    font-size: 0.875rem;
    font-weight: 500;
    color: var(--success);
}

.status-dot {
    width: 8px;
    height: 8px;
    border-radius: 50%;
    background: var(--success);
}

.status-dot.active {
    animation: pulse 2s infinite;
}

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

#current-time {
    font-family: -apple-system, BlinkMacSystemFont, 'SF Pro Display', monospace;
    font-size: 0.875rem;
    color: var(--text-secondary);
    font-weight: 500;
    font-variant-numeric: tabular-nums;
}

/* Main Content */
.main {
    padding: var(--space-2xl) 0;
}

/* Delta Gadget - Minimalist Tech Style */
.delta-donut-section {
    margin-bottom: var(--space-xl);
}

.delta-donut-card {
    background: rgba(255, 255, 255, 0.6);
    backdrop-filter: blur(20px);
    border: 1px solid rgba(226, 232, 240, 0.4);
    border-radius: 16px;
    padding: var(--space-lg);
    box-shadow: 0 2px 12px rgba(0, 0, 0, 0.04);
    text-align: center;
    transition: all 0.3s ease;
}

.delta-donut-card:hover {
    background: rgba(255, 255, 255, 0.8);
    border-color: rgba(102, 126, 234, 0.2);
    box-shadow: 0 4px 20px rgba(102, 126, 234, 0.08);
}

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

.delta-header h3 {
    font-size: 0.9rem;
    font-weight: 600;
    color: var(--text-secondary);
    text-transform: uppercase;
    letter-spacing: 0.08em;
}

.delta-status {
    display: flex;
    flex-direction: column;
    align-items: flex-end;
}

.delta-label {
    font-size: 0.65rem;
    color: var(--text-muted);
    font-weight: 500;
    text-transform: uppercase;
    letter-spacing: 0.1em;
    margin-bottom: 2px;
}

.delta-value {
    font-size: 0.9rem;
    font-weight: 700;
    color: var(--text-primary);
    font-family: -apple-system, BlinkMacSystemFont, 'SF Pro Display', sans-serif;
    font-variant-numeric: tabular-nums;
}

/* Delta Progress Bar - Minimal & Clean */
.delta-progress-container {
    margin: var(--space-md) 0;
}

.delta-progress-bar {
    position: relative;
    width: 100%;
    height: 8px;
    background: rgba(226, 232, 240, 0.3);
    border-radius: 4px;
    overflow: hidden;
    margin-bottom: var(--space-sm);
}

.delta-progress-fill {
    height: 100%;
    background: rgba(102, 126, 234, 0.3);
    border-radius: 4px;
    transition: all 0.3s ease;
    width: 0%;
}

.delta-progress-indicator {
    position: absolute;
    top: 50%;
    transform: translate(-50%, -50%);
    width: 16px;
    height: 16px;
    background: rgba(102, 126, 234, 1);
    border: 2px solid rgba(255, 255, 255, 1);
    border-radius: 50%;
    box-shadow: 0 2px 8px rgba(102, 126, 234, 0.3);
    transition: all 0.3s ease;
}

.delta-progress-labels {
    display: flex;
    justify-content: space-between;
    margin-bottom: var(--space-xs);
}

.delta-label-left,
.delta-label-right {
    font-size: 0.65rem;
    font-weight: 500;
    color: var(--text-muted);
    text-transform: uppercase;
    letter-spacing: 0.05em;
}

.delta-progress-value {
    text-align: center;
    margin-top: var(--space-xs);
}

.delta-progress-value span {
    font-size: 1rem;
    font-weight: 700;
    color: var(--text-primary);
    font-family: -apple-system, BlinkMacSystemFont, 'SF Pro Display', sans-serif;
    font-variant-numeric: tabular-nums;
}

/* Delta Cursor Needle */
.delta-cursor-needle {
    position: absolute;
    top: 50%;
    left: 50%;
    width: 2px;
    height: 45px;
    background: linear-gradient(180deg, var(--primary-color) 0%, var(--primary-dark) 100%);
    transform-origin: bottom center;
    transform: translate(-50%, -100%) rotate(0deg);
    border-radius: 1px;
    box-shadow: 0 0 8px rgba(102, 126, 234, 0.3);
    z-index: 10;
    transition: transform 0.3s ease;
}

.delta-cursor-needle::before {
    content: '';
    position: absolute;
    top: -6px;
    left: 50%;
    transform: translateX(-50%);
    width: 0;
    height: 0;
    border-left: 4px solid transparent;
    border-right: 4px solid transparent;
    border-bottom: 8px solid var(--primary-color);
}

.delta-cursor-needle::after {
    content: '';
    position: absolute;
    bottom: -4px;
    left: 50%;
    transform: translateX(-50%);
    width: 8px;
    height: 8px;
    background: var(--primary-color);
    border-radius: 50%;
    box-shadow: 0 0 6px rgba(102, 126, 234, 0.4);
}

.donut-label {
    font-size: 0.6rem;
    color: var(--text-muted);
    font-weight: 500;
    text-transform: uppercase;
    letter-spacing: 0.1em;
    margin-top: var(--space-xs);
}

/* Dashboard Header */
.dashboard-header {
    text-align: center;
    margin-bottom: var(--space-2xl);
    position: relative;
}
.dashboard-header::after {
    content: '';
    position: absolute;
    left: 50%;
    top: -6px;
    transform: translateX(-50%);
    width: min(920px, 92%);
    height: 180px;
    background: radial-gradient(700px 180px at 50% 50%, rgba(102,126,234,0.10), rgba(118,75,162,0.05) 55%, transparent 75%);
    filter: blur(8px);
    z-index: -1;
}

.dashboard-header h1 {
    font-size: 3rem;
    font-weight: 800;
    background: var(--primary-gradient);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    margin-bottom: var(--space-sm);
    letter-spacing: -0.02em;
}

.dashboard-header p {
    font-size: 1.125rem;
    color: var(--text-secondary);
    font-weight: 400;
}

/* Summary Cards */
.summary-cards {
    display: grid;
    grid-template-columns: repeat(5, minmax(0, 1fr));
    gap: var(--space-md);
    margin-bottom: var(--space-2xl);
}

.card {
    background: var(--bg-card);
    backdrop-filter: blur(20px);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-lg);
    padding: var(--space-xl);
    transition: all 0.3s ease;
    position: relative;
    overflow: hidden;
}

.card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 2px;
    background: var(--primary-gradient);
    opacity: 0;
    transition: opacity 0.3s ease;
}

/* Discreet info icon */
.icon-info {
    width: 22px;
    height: 22px;
    border-radius: 50%;
    border: 1px solid var(--border-color);
    background: rgba(255,255,255,0.8);
    color: var(--text-secondary);
    font-weight: 700;
    font-size: 12px;
    cursor: pointer;
    display: inline-flex; align-items: center; justify-content: center;
}
.icon-info:hover { border-color: var(--border-hover); color: var(--primary-color); }

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

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

.card.primary-metric {
    background: linear-gradient(135deg, rgba(102, 126, 234, 0.1) 0%, rgba(118, 75, 162, 0.1) 100%);
    border-color: rgba(102, 126, 234, 0.3);
}

/* Position Summary Cards - In Section Headers */
.position-summary-card {
    background: linear-gradient(135deg, rgba(255, 255, 255, 0.9) 0%, rgba(248, 250, 252, 0.9) 100%);
    backdrop-filter: blur(20px);
    border: 1px solid rgba(226, 232, 240, 0.8);
    border-radius: 16px;
    padding: var(--space-lg);
    margin-bottom: var(--space-lg);
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.06);
    transition: all 0.3s ease;
}

.position-summary-card:hover {
    transform: translateY(-2px);
    box-shadow: 0 8px 32px rgba(0, 0, 0, 0.1);
}

.position-summary-card.long-position {
    border-left: 4px solid rgba(59, 130, 246, 0.6);
    background: linear-gradient(135deg, rgba(59, 130, 246, 0.05) 0%, rgba(248, 250, 252, 0.9) 100%);
}

.position-summary-card.short-position {
    border-left: 4px solid rgba(239, 68, 68, 0.6);
    background: linear-gradient(135deg, rgba(239, 68, 68, 0.05) 0%, rgba(248, 250, 252, 0.9) 100%);
}

.summary-metrics {
    display: flex;
    justify-content: space-around;
    align-items: center;
    gap: var(--space-lg);
}

.summary-metrics .metric {
    display: flex;
    flex-direction: column;
    align-items: center;
    text-align: center;
}

.metric-label {
    font-size: 0.8rem;
    font-weight: 600;
    color: var(--text-secondary);
    text-transform: uppercase;
    letter-spacing: 0.05em;
    margin-bottom: var(--space-xs);
}

.metric-value {
    font-size: 1.2rem;
    font-weight: 700;
    color: var(--text-primary);
    font-family: -apple-system, BlinkMacSystemFont, 'SF Pro Display', sans-serif;
    font-variant-numeric: tabular-nums;
}

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

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

.card h3 {
    font-size: 0.875rem;
    font-weight: 600;
    color: var(--text-secondary);
    text-transform: uppercase;
    letter-spacing: 0.05em;
    margin-bottom: var(--space-sm);
}

.card .value {
    font-size: 2.5rem;
    font-weight: 700;
    color: var(--text-primary);
    margin-bottom: var(--space-xs);
    font-family: -apple-system, BlinkMacSystemFont, 'SF Pro Display', sans-serif;
    font-variant-numeric: tabular-nums;
    letter-spacing: -0.02em;
}

.card .value.positive {
    color: var(--success);
}

.card .value.negative {
    color: var(--error);
}

.card .percentage {
    font-size: 1rem;
    font-weight: 500;
    font-family: -apple-system, BlinkMacSystemFont, 'SF Pro Display', sans-serif;
    font-variant-numeric: tabular-nums;
}

.card .percentage.positive {
    color: var(--success);
}

.card .percentage.negative {
    color: var(--error);
}

.card .subtitle {
    font-size: 0.75rem;
    color: var(--text-muted);
    margin-top: var(--space-xs);
}

/* Compact summary cards to fit 2 rows of 5 on desktop */
.summary-cards .card {
    padding: var(--space-lg);
}
.summary-cards .card .value {
    font-size: 2rem;
}
.summary-cards .card h3 {
    font-size: 0.8rem;
}
.summary-cards .card .percentage {
    font-size: 0.9rem;
}
.summary-cards .card .subtitle {
    font-size: 0.7rem;
}

/* Chart Section - Beautiful Modern Design */
.chart-section {
    background: linear-gradient(135deg, rgba(255, 255, 255, 0.95) 0%, rgba(248, 250, 252, 0.95) 100%);
    backdrop-filter: blur(20px);
    border: 1px solid rgba(226, 232, 240, 0.8);
    border-radius: 20px;
    padding: var(--space-2xl);
    margin-bottom: var(--space-2xl);
    transition: all 0.3s ease;
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.08);
    position: relative;
    overflow: hidden;
}

.chart-section::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 2px;
    background: linear-gradient(90deg, var(--primary-color), var(--primary-dark), var(--primary-color));
    opacity: 0;
    transition: opacity 0.3s ease;
}

.chart-section:hover {
    border-color: rgba(102, 126, 234, 0.3);
    box-shadow: 0 8px 30px rgba(102, 126, 234, 0.15);
    transform: translateY(-4px);
}

.chart-section:hover::before {
    opacity: 1;
}

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

.chart-header h2 {
    font-size: 1.75rem;
    font-weight: 700;
    color: var(--text-primary);
    margin: 0;
    background: linear-gradient(135deg, var(--text-primary), var(--primary-color));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

/* Chart Controls */
.chart-controls {
    display: flex;
    gap: var(--space-sm);
    align-items: center;
    background: rgba(255, 255, 255, 0.8);
    padding: var(--space-xs);
    border-radius: 12px;
    border: 1px solid rgba(226, 232, 240, 0.6);
    backdrop-filter: blur(10px);
}

.time-button {
    padding: var(--space-sm) var(--space-lg);
    border: 1px solid transparent;
    border-radius: 8px;
    background: transparent;
    color: var(--text-secondary);
    font-size: 0.875rem;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.3s ease;
    position: relative;
    overflow: hidden;
    font-family: -apple-system, BlinkMacSystemFont, 'SF Pro Display', sans-serif;
}

.time-button::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(102, 126, 234, 0.1), transparent);
    transition: left 0.5s ease;
}

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

.time-button:hover {
    border-color: rgba(102, 126, 234, 0.3);
    color: var(--primary-color);
    transform: translateY(-1px);
}

.time-button.active {
    background: linear-gradient(135deg, var(--primary-color), var(--primary-dark));
    border-color: var(--primary-color);
    color: white;
    box-shadow: 0 4px 12px rgba(102, 126, 234, 0.3);
    transform: translateY(-1px);
}

.refresh-button {
    padding: var(--space-sm);
    border: none;
    border-radius: 8px;
    background: linear-gradient(135deg, var(--success), #059669);
    color: white;
    cursor: pointer;
    transition: all 0.3s ease;
    font-size: 1rem;
    box-shadow: 0 2px 8px rgba(16, 185, 129, 0.3);
}

.refresh-button:hover {
    background: linear-gradient(135deg, #059669, #047857);
    transform: scale(1.05) rotate(180deg);
    box-shadow: 0 4px 16px rgba(16, 185, 129, 0.4);
}

.chart-container {
    position: relative;
    height: 450px;
    width: 100%;
    background: linear-gradient(135deg, rgba(255, 255, 255, 0.8) 0%, rgba(248, 250, 252, 0.8) 100%);
    border-radius: 16px;
    padding: var(--space-lg);
    border: 1px solid rgba(226, 232, 240, 0.6);
    backdrop-filter: blur(10px);
}

/* Minimal CSV source chip (hidden by default) */
.csv-info[hidden] { display: none !important; }
.csv-info { display: inline-flex; align-items: center; gap: 6px; background: rgba(255,255,255,0.8); border: 1px solid var(--border-color); border-radius: 8px; padding: 4px 8px; font-size: 12px; color: #059669; }
.csv-toggle { border: none; background: transparent; cursor: pointer; margin-left: auto; font-size: 16px; opacity: .6; }
.csv-toggle:hover { opacity: 0.8; }

/* Guardrail: never allow floating csv-info elements outside the header */
.csv-info { display: none !important; }
.chart-header .csv-info {
    display: inline-flex !important;
    align-items: center;
    gap: var(--space-sm);
    padding: var(--space-sm) var(--space-md);
    background: var(--bg-glass);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-md);
    cursor: default;
    transition: all 0.3s ease;
    font-size: 0.875rem;
    color: var(--text-secondary);
    position: static !important;
}

/* Download widget popover */
.download-widget { position: relative; }
.download-popover[hidden] { display: none !important; }
.download-popover {
    position: absolute;
    top: 42px;
    right: 0;
    width: 280px;
    background: var(--bg-secondary);
    border: 1px solid var(--border-color);
    border-radius: 12px;
    box-shadow: var(--shadow-lg);
    padding: 12px;
    z-index: 50;
}
.download-popover::before {
    content: '';
    position: absolute;
    top: -8px;
    right: 18px;
    width: 14px;
    height: 14px;
    transform: rotate(45deg);
    background: var(--bg-secondary);
    border-top: 1px solid var(--border-color);
    border-left: 1px solid var(--border-color);
}
.dw-row { display: grid; grid-template-columns: 80px 1fr; align-items: center; gap: 8px; margin-bottom: 10px; }
.dw-label { font-size: 12px; color: var(--text-secondary); text-transform: uppercase; letter-spacing: .06em; }
.dw-actions { display: flex; justify-content: flex-end; gap: 8px; }
.download-popover input, .download-popover select { width: 100%; padding: 8px; border: 1px solid var(--border-color); border-radius: 8px; background: var(--bg-tertiary); color: var(--text-primary); }
.download-popover button { padding: 8px 10px; border-radius: 8px; }

/* Sortable header arrows */
th.sortable { cursor: pointer; position: relative; }
th.sortable::after { content: '\25B4'; position: absolute; right: 10px; opacity: .35; font-size: 10px; transform: translateY(-2px); }
th.sortable.sort-asc::after { content: '\25B2'; opacity: .85; }
th.sortable.sort-desc::after { content: '\25BC'; opacity: .85; }

.chart-header .csv-info:hover {
    background: transparent;
    border-color: var(--border-color);
}

.chart-header .csv-filename {
    font-family: 'JetBrains Mono', monospace;
    color: var(--accent-color);
    position: static !important;
}

.chart-controls {
    display: flex;
    gap: var(--space-sm);
    margin-bottom: var(--space-lg);
}

.time-button {
    padding: var(--space-sm) var(--space-md);
    background: var(--bg-glass);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-md);
    color: var(--text-secondary);
    font-size: 0.875rem;
    font-weight: 500;
    cursor: pointer;
    transition: all 0.3s ease;
}

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

.time-button.active {
    background: var(--primary-color);
    border-color: var(--primary-color);
    color: white;
    box-shadow: var(--shadow-glow);
}

.refresh-button {
    padding: var(--space-sm) var(--space-md);
    background: var(--accent-color);
    border: 1px solid var(--accent-color);
    border-radius: var(--radius-md);
    color: white;
    font-size: 0.875rem;
    cursor: pointer;
    transition: all 0.3s ease;
    margin-left: var(--space-sm);
}

.refresh-button:hover {
    background: var(--accent-hover);
    border-color: var(--accent-hover);
    transform: rotate(180deg);
}

.chart-container {
    height: 400px;
    position: relative;
}

/* Positions Section */
.positions-section {
    margin-bottom: var(--space-2xl);
}

.positions-section h2 {
    font-size: 1.5rem;
    font-weight: 600;
    color: var(--text-primary);
    margin-bottom: var(--space-lg);
    padding-left: var(--space-sm);
}

.positions-table {
    background: var(--bg-card);
    backdrop-filter: blur(20px);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-lg);
    overflow: hidden;
    box-shadow: var(--shadow-md);
}

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

thead {
    background: var(--bg-tertiary);
}

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

td {
    padding: var(--space-lg);
    border-bottom: 1px solid var(--border-color);
    font-size: 0.875rem;
    color: var(--text-primary);
    transition: background-color 0.2s ease;
}

tr:hover td {
    background: rgba(102, 126, 234, 0.05);
}

/* Symbol Styling */
.symbol {
    font-family: -apple-system, BlinkMacSystemFont, 'SF Pro Display', sans-serif;
    font-weight: 600;
    font-size: 0.9rem;
    color: var(--text-primary);
    letter-spacing: 0.02em;
    text-transform: uppercase;
}

.symbol::before {
    content: '';
    display: inline-block;
    width: 8px;
    height: 8px;
    border-radius: 50%;
    margin-right: 8px;
    vertical-align: middle;
}

/* Crypto Symbol Colors */
.symbol[data-symbol*="BTC"]::before { background: linear-gradient(135deg, #f7931a, #ffb84d); }
.symbol[data-symbol*="ETH"]::before { background: linear-gradient(135deg, #627eea, #8fa4f3); }
.symbol[data-symbol*="XRP"]::before { background: linear-gradient(135deg, #23292f, #4a5568); }
.symbol[data-symbol*="BNB"]::before { background: linear-gradient(135deg, #f3ba2f, #f8d94f); }
.symbol[data-symbol*="SOL"]::before { background: linear-gradient(135deg, #9945ff, #c084fc); }
.symbol[data-symbol*="TRX"]::before { background: linear-gradient(135deg, #ff060a, #ff4d4f); }
.symbol[data-symbol*="DOGE"]::before { background: linear-gradient(135deg, #c2a633, #d4c65b); }
.symbol[data-symbol*="ADA"]::before { background: linear-gradient(135deg, #0033ad, #4f46e5); }
.symbol[data-symbol*="AVAX"]::before { background: linear-gradient(135deg, #e84142, #ef4444); }
.symbol[data-symbol*="ICP"]::before { background: linear-gradient(135deg, #29abe2, #60a5fa); }
.symbol[data-symbol*="XLM"]::before { background: linear-gradient(135deg, #7b00ff, #a855f7); }
.symbol[data-symbol*="HBAR"]::before { background: linear-gradient(135deg, #000000, #374151); }
.symbol[data-symbol*="BCH"]::before { background: linear-gradient(135deg, #0ac18e, #10b981); }
.symbol[data-symbol*="UNI"]::before { background: linear-gradient(135deg, #ff007a, #ff6b9d); }
.symbol[data-symbol*="APT"]::before { background: linear-gradient(135deg, #0052ff, #3b82f6); }
.symbol[data-symbol*="LINK"]::before { background: linear-gradient(135deg, #2a5ada, #3b82f6); }
.symbol[data-symbol*="FET"]::before { background: linear-gradient(135deg, #000000, #374151); }
.symbol[data-symbol*="LTC"]::before { background: linear-gradient(135deg, #bfbbbb, #d1d5db); }
.symbol[data-symbol*="DOT"]::before { background: linear-gradient(135deg, #e6007a, #ec4899); }
.symbol[data-symbol*="TON"]::before { background: linear-gradient(135deg, #0098ea, #0ea5e9); }
.symbol[data-symbol*="RENDER"]::before { background: linear-gradient(135deg, #000000, #374151); }
.symbol[data-symbol*="SUI"]::before { background: linear-gradient(135deg, #4ed7ff, #60a5fa); }
.symbol[data-symbol*="NEAR"]::before { background: linear-gradient(135deg, #000000, #374151); }
.symbol[data-symbol*="ETC"]::before { background: linear-gradient(135deg, #3ab83a, #10b981); }
.symbol[data-symbol*="AAVE"]::before { background: linear-gradient(135deg, #b6509e, #c084fc); }
.symbol[data-symbol*="VET"]::before { background: linear-gradient(135deg, #15bdff, #0ea5e9); }
.symbol[data-symbol*="ATOM"]::before { background: linear-gradient(135deg, #2e3148, #4b5563); }
.symbol[data-symbol*="ALGO"]::before { background: linear-gradient(135deg, #000000, #374151); }
.symbol[data-symbol*="FIL"]::before { background: linear-gradient(135deg, #0090ff, #3b82f6); }

/* Default fallback for unknown symbols */
.symbol:not([data-symbol])::before,
.symbol[data-symbol=""]::before {
    background: linear-gradient(135deg, #6b7280, #9ca3af);
}

/* Position Types */
.side-long {
    color: var(--success);
    font-weight: 600;
}

.side-short {
    color: var(--error);
    font-weight: 600;
}

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

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

.delta-positive {
    color: var(--success);
    font-weight: 600;
}

.delta-negative {
    color: var(--error);
    font-weight: 600;
}

/* Winning Position Highlights - Modern & Subtle */
.position-row {
    transition: all 0.3s ease;
}

.position-row.winning {
    background: linear-gradient(90deg, rgba(16, 185, 129, 0.08) 0%, rgba(16, 185, 129, 0.03) 100%);
    border-left: 2px solid var(--success);
}

.position-row.top-performer {
    background: linear-gradient(90deg, rgba(245, 158, 11, 0.08) 0%, rgba(245, 158, 11, 0.03) 100%);
    border-left: 2px solid var(--warning);
    position: relative;
}

.position-row.top-performer .symbol {
    position: relative;
}

.position-row.top-performer .symbol::after {
    content: "";
    position: absolute;
    right: -12px;
    top: 50%;
    transform: translateY(-50%);
    width: 6px;
    height: 6px;
    background: linear-gradient(135deg, var(--warning), #f59e0b);
    border-radius: 50%;
    box-shadow: 0 0 8px rgba(245, 158, 11, 0.4);
}

/* Top Performers Section - Modern Design */
/* Top Performers - Beautiful Modern Design */
.top-performers {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--space-xl);
    margin-bottom: var(--space-2xl);
}

.top-performers-card {
    background: linear-gradient(135deg, rgba(255, 255, 255, 0.95) 0%, rgba(248, 250, 252, 0.95) 100%);
    backdrop-filter: blur(20px);
    border: 1px solid rgba(226, 232, 240, 0.8);
    border-radius: 20px;
    padding: var(--space-xl);
    box-shadow: 0 8px 32px rgba(0, 0, 0, 0.08);
    transition: all 0.3s ease;
    position: relative;
    overflow: hidden;
}

.top-performers-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 3px;
    background: linear-gradient(90deg, var(--primary-color), var(--primary-dark));
    opacity: 0.8;
}

.top-performers-card:hover {
    transform: translateY(-4px);
    box-shadow: 0 16px 48px rgba(0, 0, 0, 0.12);
    border-color: rgba(102, 126, 234, 0.2);
}

.top-performers-card.longs::before {
    background: linear-gradient(90deg, rgba(59, 130, 246, 0.8), rgba(37, 99, 235, 0.8));
}

.top-performers-card.shorts::before {
    background: linear-gradient(90deg, rgba(239, 68, 68, 0.8), rgba(220, 38, 38, 0.8));
}

.top-performers-card h4 {
    font-size: 1.1rem;
    font-weight: 700;
    margin-bottom: var(--space-lg);
    text-align: center;
    text-transform: uppercase;
    letter-spacing: 0.1em;
    font-family: -apple-system, BlinkMacSystemFont, 'SF Pro Display', sans-serif;
    position: relative;
}

.top-performers-card.longs h4 {
    background: linear-gradient(135deg, rgba(59, 130, 246, 1), rgba(37, 99, 235, 1));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.top-performers-card.shorts h4 {
    background: linear-gradient(135deg, rgba(239, 68, 68, 1), rgba(220, 38, 38, 1));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.top-performer-item {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: var(--space-md) var(--space-lg);
    margin-bottom: var(--space-sm);
    background: linear-gradient(135deg, rgba(255, 255, 255, 0.9) 0%, rgba(248, 250, 252, 0.9) 100%);
    backdrop-filter: blur(10px);
    border-radius: 16px;
    border: 1px solid rgba(226, 232, 240, 0.6);
    transition: all 0.3s ease;
    position: relative;
    overflow: hidden;
}

.top-performer-item::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 2px;
    background: linear-gradient(90deg, var(--primary-color), var(--primary-dark));
    opacity: 0;
    transition: opacity 0.3s ease;
}

.top-performer-item:hover {
    transform: translateY(-2px);
    box-shadow: 0 8px 24px rgba(0, 0, 0, 0.1);
    border-color: rgba(102, 126, 234, 0.3);
}

.top-performer-item:hover::before {
    opacity: 1;
}

.top-performer-item:last-child {
    margin-bottom: 0;
}

.top-performer-rank {
    font-size: 1rem;
    font-weight: 800;
    font-family: -apple-system, BlinkMacSystemFont, 'SF Pro Display', sans-serif;
    font-variant-numeric: tabular-nums;
    min-width: 32px;
    height: 32px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: linear-gradient(135deg, var(--primary-color), var(--primary-dark));
    color: white;
    border-radius: 50%;
    box-shadow: 0 4px 12px rgba(102, 126, 234, 0.3);
    margin-right: var(--space-md);
}

.top-performer-symbol {
    font-weight: 700;
    color: var(--text-primary);
    flex: 1;
    font-size: 1rem;
    font-family: -apple-system, BlinkMacSystemFont, 'SF Pro Display', sans-serif;
    letter-spacing: 0.02em;
}

.top-performer-pnl {
    font-weight: 700;
    font-family: -apple-system, BlinkMacSystemFont, 'SF Pro Display', sans-serif;
    font-variant-numeric: tabular-nums;
    font-size: 1rem;
    padding: var(--space-xs) var(--space-sm);
    border-radius: 8px;
    background: rgba(248, 250, 252, 0.8);
    border: 1px solid rgba(226, 232, 240, 0.6);
}

.top-performer-pnl.positive {
    color: var(--success);
}

.top-performer-pnl.negative {
    color: var(--error);
}

/* Loading States */
.loading {
    opacity: 0.6;
    pointer-events: none;
    position: relative;
}

.loading::after {
    content: '';
    position: absolute;
    top: 50%;
    left: 50%;
    width: 20px;
    height: 20px;
    margin: -10px 0 0 -10px;
    border: 2px solid var(--primary-color);
    border-top: 2px solid transparent;
    border-radius: 50%;
    animation: spin 1s linear infinite;
}

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

/* Animations */
@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(20px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.card {
    animation: fadeInUp 0.6s ease forwards;
}

.card:nth-child(1) { animation-delay: 0.1s; }
.card:nth-child(2) { animation-delay: 0.2s; }
.card:nth-child(3) { animation-delay: 0.3s; }
.card:nth-child(4) { animation-delay: 0.4s; }
.card:nth-child(5) { animation-delay: 0.5s; }

/* Responsive Design */
@media (max-width: 1200px) {
    .container {
        padding: 0 var(--space-md);
    }
    
    .summary-cards {
        grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    }
}

@media (max-width: 768px) {
    .header .container {
        flex-direction: column;
        gap: var(--space-md);
    }
    
    .dashboard-header h1 {
        font-size: 2rem;
    }
    
    .summary-cards {
        grid-template-columns: 1fr;
    }
    
    .chart-header {
        flex-direction: column;
        gap: var(--space-md);
        align-items: flex-start;
    }
    
    .chart-controls {
        width: 100%;
        justify-content: center;
    }
    
    .chart-container {
        height: 300px;
    }
    
    .positions-table {
        overflow-x: auto;
    }
    
    table {
        min-width: 800px;
    }
    
    th, td {
        padding: var(--space-md);
    }
}

@media (max-width: 480px) {
    .logo-text {
        align-items: center;
        text-align: center;
    }
    
    .logo-main {
        font-size: 1.25rem;
    }
    
    .card {
        padding: var(--space-lg);
    }
    
    .card .value {
        font-size: 2rem;
    }
    
    .chart-section {
        padding: var(--space-lg);
    }
    
    .container {
        padding: 0 var(--space-xs);
    }
    
    .metrics-grid {
        gap: var(--space-xs);
    }
    
    .metric-card {
        padding: var(--space-sm);
        min-height: 80px;
    }
    
    .metric-value {
        font-size: 1.25rem;
    }
    
    .metric-label {
        font-size: 0.7rem;
    }
    
    .chart-container {
        height: 200px;
    }
    
    .time-button {
        padding: var(--space-xs) var(--space-sm);
        font-size: 0.7rem;
        min-height: 36px;
    }
    
    table {
        min-width: 600px;
        font-size: 0.65rem;
    }
    
    th, td {
        padding: var(--space-xs) 2px;
    }
    
    .symbol-cell {
        font-size: 0.7rem;
    }
}

/* Enhanced Mobile Features */
@media (max-width: 768px) {
    /* Add viewport meta tag support */
    html {
        -webkit-text-size-adjust: 100%;
        -ms-text-size-adjust: 100%;
    }
    
    /* Improve touch targets */
    .time-button, .refresh-button, .csv-info {
        min-height: 44px;
        min-width: 44px;
        touch-action: manipulation;
    }
    
    /* Better scrolling */
    .table-container {
        -webkit-overflow-scrolling: touch;
        scroll-behavior: smooth;
    }
    
    /* Prevent zoom on input focus */
    input, select, textarea {
        font-size: 16px;
    }
    
    /* Stack cards vertically on mobile */
    .long-short-section {
        grid-template-columns: 1fr;
        gap: var(--space-sm);
    }
    
    /* Make progress bars more visible on mobile */
    .progress-bar {
        height: 8px;
        border-radius: 4px;
    }
    
    /* Improve delta indicator visibility */
    .delta-indicator {
    width: 20px;
    height: 20px;
    }
    
    /* Better spacing for mobile */
    .net-delta-section {
        padding: var(--space-md) var(--space-sm);
        margin: var(--space-sm) 0;
    }
    
    .net-delta-content {
        flex-direction: column;
        text-align: center;
        gap: var(--space-sm);
    }
    
    /* Mobile-friendly table headers */
    th {
        position: sticky;
        top: 0;
        background: var(--bg-secondary);
        z-index: 10;
        box-shadow: 0 2px 4px rgba(0,0,0,0.1);
    }
}

/* Force light theme on mobile (remove dark overrides) */
/* Intentionally left blank to keep light theme consistently */
#risk-cards-row.summary-cards { grid-template-columns: repeat(3, minmax(0, 1fr)); }

/* Factsheet button (placed next to Download) */
.factsheet-btn {
    padding: 8px 14px;
    border-radius: 12px;
    border: 1px solid #e5e7eb;
    background: #ffffff;
    color: #111827;
    cursor: pointer;
    box-shadow: 0 2px 6px rgba(0,0,0,0.05);
    font-weight: 600;
}

.factsheet-btn:hover {
    background: #f9fafb;
    transform: translateY(-1px);
    box-shadow: 0 4px 10px rgba(0,0,0,0.08);
}

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

.factsheet-btn[disabled] { cursor: not-allowed; opacity: 0.6; }

@media print {
    .factsheet-btn { display: none !important; }
}