:root{--bg-primary: #050a10;--bg-secondary: #0a1018;--bg-elevated: #101820;--bg-hover: #182028;--marlin-blue: #0077cc;--marlin-light: #00a3ff;--marlin-dark: #004d80;--marlin-glow: rgba(0, 119, 204, .4);--energy-red: #e10600;--energy-orange: #ff4d00;--energy-glow: rgba(225, 6, 0, .4);--text-primary: #ffffff;--text-secondary: #c8c8c8;--text-tertiary: #888888;--border-subtle: rgba(255, 255, 255, .08);--border-visible: rgba(255, 255, 255, .15);--border-accent: rgba(0, 119, 204, .3);--font-sans: "Inter", -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Oxygen, Ubuntu, Cantarell, "Open Sans", "Helvetica Neue", sans-serif;--font-mono: "SF Mono", Monaco, "Cascadia Code", "Consolas", monospace;--spacing-xs: 4px;--spacing-sm: 8px;--spacing-md: 12px;--spacing-lg: 16px;--spacing-xl: 24px;--spacing-2xl: 32px;--radius-sm: 4px;--radius-md: 8px;--radius-lg: 12px;font-size:14px}*{box-sizing:border-box;margin:0;padding:0}body{font-family:var(--font-sans);background:var(--bg-primary);background-image:radial-gradient(ellipse at top center,rgba(0,119,204,.06) 0%,transparent 50%);color:var(--text-primary);line-height:1.6;min-height:100vh}.dashboard{min-height:100vh;display:flex;flex-direction:column}.dashboard-header{background:linear-gradient(180deg,#101820 0%,var(--bg-primary) 100%);border-bottom:1px solid var(--border-subtle);padding:var(--spacing-lg) var(--spacing-xl);display:flex;flex-direction:column;align-items:center;justify-content:center;position:relative;gap:var(--spacing-xs)}.dashboard-header h1{font-size:2rem;font-weight:800;background:linear-gradient(90deg,#e10600,#ff4d00);-webkit-background-clip:text;background-clip:text;-webkit-text-fill-color:transparent;letter-spacing:-.02em}.dashboard-header .subtitle{font-size:.85rem;color:var(--text-secondary);letter-spacing:.03em}.methodology-link{position:absolute;right:var(--spacing-xl);top:50%;transform:translateY(-50%);padding:var(--spacing-sm) var(--spacing-lg);background:transparent;border:1px solid var(--border-visible);border-radius:var(--radius-md);color:var(--text-secondary);font-size:.875rem;font-weight:500;cursor:pointer;transition:all .2s ease}.methodology-link:hover{color:var(--text-primary);border-color:var(--energy-red);box-shadow:0 0 15px var(--energy-glow)}.controls{display:flex;gap:var(--spacing-md);padding:var(--spacing-lg) var(--spacing-xl);background:var(--bg-secondary);border-bottom:1px solid var(--border-subtle);flex-wrap:wrap}.selector{display:flex;flex-direction:column;gap:var(--spacing-xs);min-width:160px}.selector label{font-size:.7rem;font-weight:600;color:var(--text-tertiary);text-transform:uppercase;letter-spacing:.08em}.selector select{padding:var(--spacing-sm) var(--spacing-md);border:1px solid var(--border-subtle);border-radius:var(--radius-md);font-size:.875rem;font-family:var(--font-sans);background:var(--bg-elevated);color:var(--text-primary);cursor:pointer;transition:all .2s ease;-webkit-appearance:none;-moz-appearance:none;appearance:none;background-image:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='12' viewBox='0 0 12 12'%3E%3Cpath fill='%23a0a0a0' d='M6 8L2 4h8z'/%3E%3C/svg%3E");background-repeat:no-repeat;background-position:right 12px center;padding-right:32px}.selector select:hover{border-color:var(--border-visible)}.selector select:focus{outline:none;border-color:var(--marlin-blue);box-shadow:0 0 0 3px var(--marlin-glow)}.selector select option{background:var(--bg-secondary);color:var(--text-primary);padding:var(--spacing-sm)}.selector.disabled select{background:var(--bg-primary);color:var(--text-tertiary);cursor:not-allowed;opacity:.6}.selector-error{display:flex;align-items:center;gap:var(--spacing-sm);padding:var(--spacing-sm) var(--spacing-md);border:1px solid var(--energy-red);border-radius:var(--radius-md);background:#e106001a;color:var(--energy-red);font-size:.875rem}.retry-btn{padding:var(--spacing-xs) var(--spacing-sm);border:1px solid var(--energy-red);border-radius:var(--radius-sm);background:var(--energy-red);color:#fff;font-size:.75rem;font-weight:500;cursor:pointer;transition:all .2s ease}.retry-btn:hover{background:var(--energy-orange);border-color:var(--energy-orange)}.session-info{padding:var(--spacing-md) var(--spacing-xl);background:linear-gradient(90deg,var(--bg-secondary) 0%,var(--bg-elevated) 50%,var(--bg-secondary) 100%);border-bottom:1px solid var(--border-subtle)}.session-info h2{font-size:1rem;font-weight:600;margin-bottom:var(--spacing-xs);color:var(--text-primary)}.session-info p{color:var(--text-secondary);font-size:.875rem}.visualization{flex:1;padding:var(--spacing-xl)}.heatmap-section,.telemetry-section,.track-map-section,.comparison-section{background:var(--bg-secondary);border:1px solid var(--border-subtle);border-radius:var(--radius-lg);padding:var(--spacing-xl);margin-bottom:var(--spacing-xl);transition:border-color .3s ease}.heatmap-section:hover,.telemetry-section:hover,.track-map-section:hover,.comparison-section:hover{border-color:var(--border-visible)}.heatmap-container{width:100%}.heatmap-filters{display:flex;gap:var(--spacing-lg);margin-bottom:var(--spacing-md);padding:var(--spacing-sm) var(--spacing-md);background:var(--bg-elevated);border-radius:var(--radius-md);border:1px solid var(--border-subtle)}.filter-checkbox{display:flex;align-items:center;gap:var(--spacing-xs);cursor:pointer;font-size:.875rem;color:var(--text-secondary);-webkit-user-select:none;user-select:none;transition:color .2s ease}.filter-checkbox input[type=checkbox]{width:16px;height:16px;cursor:pointer;accent-color:var(--marlin-blue)}.filter-checkbox:hover{color:var(--text-primary)}.heatmap-legend,.tightness-legend{display:flex;gap:var(--spacing-lg);justify-content:center;margin-top:var(--spacing-md);flex-wrap:wrap}.legend-item{display:flex;align-items:center;gap:var(--spacing-xs);font-size:.8rem;color:var(--text-secondary)}.legend-color{width:20px;height:12px;border-radius:2px}.telemetry-container{width:100%}.telemetry-header{display:flex;justify-content:space-between;align-items:center;margin-bottom:var(--spacing-md);flex-wrap:wrap;gap:var(--spacing-md)}.telemetry-header h3{font-size:.95rem;font-weight:600;color:var(--text-primary)}.lap-stats{display:flex;gap:var(--spacing-md);font-size:.8rem;color:var(--text-secondary)}.lap-stats span{padding:var(--spacing-xs) var(--spacing-sm);background:var(--bg-elevated);border:1px solid var(--border-subtle);border-radius:var(--radius-sm)}.input-telemetry-container{width:100%;margin-top:var(--spacing-lg)}.input-telemetry-header{display:flex;justify-content:space-between;align-items:center;margin-bottom:var(--spacing-sm)}.input-telemetry-header h3{font-size:.9rem;font-weight:600;color:var(--text-primary)}.input-telemetry-empty{text-align:center;padding:var(--spacing-md);color:var(--text-secondary)}.input-charts-stack{display:flex;flex-direction:column;gap:2px}.input-legend{display:flex;gap:var(--spacing-lg);justify-content:center;font-size:.75rem;margin-top:var(--spacing-xs);color:var(--text-secondary)}.tyre-indicator{display:inline-flex;align-items:center;gap:var(--spacing-xs)}.tyre-badge{display:inline-flex;align-items:center;justify-content:center;font-weight:700;border-radius:var(--radius-sm)}.tyre-indicator--small .tyre-badge{width:18px;height:18px;font-size:10px}.tyre-indicator--medium .tyre-badge{width:24px;height:24px;font-size:12px}.tyre-indicator--large .tyre-badge{width:32px;height:32px;font-size:16px}.tyre-life{font-size:.75rem;color:var(--text-secondary)}.tyre-stint-bar{margin:var(--spacing-sm) 0}.stint-track{position:relative;height:8px;background:var(--bg-elevated);border-radius:var(--radius-sm);overflow:hidden;border:1px solid var(--border-subtle)}.stint-segment{position:absolute;top:0;height:100%;transition:opacity .2s}.stint-segment--selected{box-shadow:0 0 0 2px var(--marlin-light)}.stint-labels{display:flex;justify-content:space-around;margin-top:var(--spacing-xs);font-size:.7rem;color:var(--text-tertiary)}.qualifying-results{background:var(--bg-secondary);border:1px solid var(--border-subtle);border-radius:var(--radius-lg);padding:var(--spacing-xl);margin-top:var(--spacing-xl)}.qualifying-results h3{font-size:1rem;font-weight:600;margin-bottom:var(--spacing-md);color:var(--text-primary)}.qualifying-table-wrapper{overflow-x:auto}.qualifying-table{width:100%;border-collapse:collapse;font-size:.85rem}.qualifying-table th,.qualifying-table td{padding:var(--spacing-sm) var(--spacing-md);text-align:left;border-bottom:1px solid var(--border-subtle)}.qualifying-table th{font-weight:600;color:var(--text-secondary);background:var(--bg-elevated);text-transform:uppercase;font-size:.7rem;letter-spacing:.05em}.qualifying-table tr:hover{background:var(--bg-elevated)}.qualifying-table .row-selected{background:#0077cc26}.qualifying-table .row-knocked-out-q1 td.time-cell:nth-child(5),.qualifying-table .row-knocked-out-q1 td.time-cell:nth-child(6){color:var(--text-tertiary)}.qualifying-table .row-knocked-out-q2 td.time-cell:nth-child(6){color:var(--text-tertiary)}.qualifying-table .pos-cell{font-weight:700;width:40px;color:var(--text-primary)}.qualifying-table .driver-code{font-weight:600;font-family:var(--font-mono)}.qualifying-table .time-cell{font-family:var(--font-mono)}.qualifying-table .time-cell.no-time{color:var(--text-tertiary)}.qualifying-table .gap-cell{font-family:var(--font-mono);color:var(--text-secondary)}.qualifying-results-empty{text-align:center;padding:var(--spacing-xl);color:var(--text-secondary)}.loading,.error,.welcome,.heatmap-empty,.telemetry-empty,.telemetry-placeholder{text-align:center;padding:var(--spacing-xl)}.loading .spinner{width:40px;height:40px;border:3px solid var(--border-subtle);border-top-color:var(--marlin-blue);border-radius:50%;animation:spin 1s linear infinite;margin:0 auto var(--spacing-md)}@keyframes spin{to{transform:rotate(360deg)}}.error{color:var(--energy-red)}.welcome{max-width:600px;margin:var(--spacing-2xl) auto;background:var(--bg-secondary);border:1px solid var(--border-subtle);border-radius:var(--radius-lg);padding:var(--spacing-2xl)}.welcome-title{display:flex;align-items:center;justify-content:center;gap:var(--spacing-md);margin-bottom:var(--spacing-md)}.welcome-logo{height:64px;width:auto;image-rendering:pixelated}.welcome h2{font-size:1.5rem;font-weight:700;margin-bottom:0;background:linear-gradient(90deg,#07c,#00a3ff 35%,#e10600);-webkit-background-clip:text;background-clip:text;-webkit-text-fill-color:transparent}.welcome p{color:var(--text-secondary);margin-bottom:var(--spacing-lg)}.welcome ol{text-align:left;margin:var(--spacing-lg) 0;padding-left:var(--spacing-xl);color:var(--text-secondary)}.welcome li{margin-bottom:var(--spacing-sm)}.welcome li::marker{color:var(--marlin-blue);font-weight:700}.welcome .note{background:var(--bg-elevated);border-left:3px solid var(--marlin-blue);padding:var(--spacing-md);text-align:left;font-size:.875rem;color:var(--text-secondary);border-radius:0 var(--radius-md) var(--radius-md) 0}.welcome .note strong{color:var(--marlin-light)}.loading-inline{padding:var(--spacing-lg);text-align:center;color:var(--text-secondary)}.skeleton{background:linear-gradient(90deg,var(--bg-elevated) 25%,var(--bg-hover) 50%,var(--bg-elevated) 75%);background-size:200% 100%;animation:skeleton-pulse 1.5s ease-in-out infinite;border-radius:var(--radius-lg)}@keyframes skeleton-pulse{0%{background-position:200% 0}to{background-position:-200% 0}}.skeleton-heatmap{height:350px;margin-bottom:var(--spacing-lg)}.skeleton-telemetry{height:300px}.skeleton-track-map{height:400px;margin-bottom:var(--spacing-lg)}.skeleton-container{background:var(--bg-secondary);border:1px solid var(--border-subtle);border-radius:var(--radius-lg);padding:var(--spacing-xl);margin-bottom:var(--spacing-xl)}.dashboard-footer{padding:var(--spacing-lg) var(--spacing-xl);text-align:center;background:var(--bg-secondary);border-top:1px solid var(--border-subtle);font-size:.875rem;color:var(--text-tertiary)}.dashboard-footer a{color:var(--text-secondary);text-decoration:underline;text-underline-offset:2px;transition:color .2s ease}.dashboard-footer a:hover{color:var(--energy-red)}.track-map-container{width:100%}.track-map-header{display:flex;justify-content:space-between;align-items:center;margin-bottom:var(--spacing-md)}.track-map-header h3{font-size:.95rem;font-weight:600;margin:0;color:var(--text-primary)}.track-map-driver{font-size:.875rem;color:var(--text-secondary)}.track-map-content{position:relative;display:flex;justify-content:center;align-items:center;padding:var(--spacing-lg);background:var(--bg-elevated);border-radius:var(--radius-lg);border:1px solid var(--border-subtle)}.track-map-svg{width:auto;max-width:100%;height:auto;min-height:300px;max-height:450px}.track-map-tooltip{position:absolute;background:#0a1018f2;border:1px solid var(--border-visible);color:var(--text-primary);padding:var(--spacing-sm) var(--spacing-md);border-radius:var(--radius-md);font-size:.75rem;pointer-events:none;z-index:10;min-width:120px;-webkit-backdrop-filter:blur(10px);backdrop-filter:blur(10px)}.track-map-tooltip .tooltip-row{display:flex;justify-content:space-between;gap:var(--spacing-md);margin-bottom:2px}.track-map-tooltip .tooltip-row:last-child{margin-bottom:0}.track-map-legend{display:flex;gap:var(--spacing-lg);justify-content:center;margin-top:var(--spacing-md);flex-wrap:wrap}.track-map-stats{display:flex;gap:var(--spacing-xl);justify-content:center;margin-top:var(--spacing-md);padding-top:var(--spacing-md);border-top:1px solid var(--border-subtle)}.track-map-stats .stat{text-align:center}.track-map-stats .stat-label{display:block;font-size:.7rem;color:var(--text-tertiary);margin-bottom:2px;text-transform:uppercase;letter-spacing:.05em}.track-map-stats .stat-value{font-size:1rem;font-weight:600;color:var(--text-primary)}.track-map-empty{text-align:center;padding:var(--spacing-xl);color:var(--text-secondary)}.comparison-view{width:100%}.comparison-header{text-align:center;margin-bottom:var(--spacing-lg)}.comparison-header h3{font-size:1rem;font-weight:600;margin-bottom:var(--spacing-xs);color:var(--text-primary)}.comparison-subtitle{color:var(--text-secondary);font-size:.875rem}.comparison-stats{display:flex;justify-content:center;align-items:center;gap:var(--spacing-xl);margin-bottom:var(--spacing-lg);padding:var(--spacing-md);background:var(--bg-elevated);border-radius:var(--radius-lg);border:1px solid var(--border-subtle)}.comparison-driver-stat{display:flex;align-items:center;gap:var(--spacing-sm)}.driver-badge{padding:var(--spacing-xs) var(--spacing-sm);border-radius:var(--radius-sm);color:#000;font-weight:700;font-size:.875rem;text-shadow:0 0 2px rgba(255,255,255,.5)}.driver-name{font-weight:500;color:var(--text-primary)}.stat-value{font-weight:600;font-family:var(--font-mono)}.comparison-vs{font-size:1rem;font-weight:700;color:var(--text-tertiary)}.comparison-track-maps{display:flex;justify-content:center;gap:var(--spacing-xl);margin-bottom:var(--spacing-lg)}.comparison-track{text-align:center}.comparison-track h4{margin-bottom:var(--spacing-sm);font-size:1rem;font-weight:600;color:var(--text-primary)}.comparison-track svg{width:400px;height:400px}.comparison-track-empty{width:400px;height:400px;display:flex;align-items:center;justify-content:center;background:var(--bg-elevated);border-radius:var(--radius-lg);color:var(--text-secondary);border:1px solid var(--border-subtle)}.comparison-chart{margin-bottom:var(--spacing-md)}.comparison-insight{text-align:center;padding:var(--spacing-md);background:var(--bg-elevated);border-radius:var(--radius-lg);font-size:.875rem;color:var(--text-secondary);border:1px solid var(--border-subtle)}.comparison-insight strong{color:var(--marlin-light)}.comparison-layout{display:grid;grid-template-columns:1fr 1fr;gap:var(--spacing-lg);margin-bottom:var(--spacing-lg)}.comparison-column{background:var(--bg-secondary);border:1px solid var(--border-subtle);border-radius:var(--radius-lg);padding:var(--spacing-xl);overflow:hidden;transition:border-color .3s ease}.comparison-column:hover{border-color:var(--border-visible)}.column-header{font-size:.95rem;font-weight:600;margin-bottom:var(--spacing-md);padding-bottom:var(--spacing-sm);border-bottom:2px solid var(--border-accent);color:var(--text-primary)}.column-track-map{margin-top:var(--spacing-md)}.column-track-map .track-map-svg{max-width:100%;min-height:300px}@media (max-width: 1200px){.comparison-layout{grid-template-columns:1fr}}.methodology{min-height:100vh;display:flex;flex-direction:column}.methodology-header{background:linear-gradient(180deg,#101820 0%,var(--bg-primary) 100%);border-bottom:1px solid var(--border-accent);color:var(--text-primary);padding:var(--spacing-xl);text-align:center;position:relative}.methodology-header h1{font-size:1.5rem;font-weight:800;background:linear-gradient(90deg,#07c,#00a3ff 35%,#e10600);-webkit-background-clip:text;background-clip:text;-webkit-text-fill-color:transparent;margin-bottom:var(--spacing-xs)}.methodology-header .subtitle{font-size:.85rem;color:var(--text-secondary)}.back-btn{position:absolute;left:var(--spacing-xl);top:50%;transform:translateY(-50%);padding:var(--spacing-sm) var(--spacing-lg);background:transparent;border:1px solid var(--border-visible);border-radius:var(--radius-md);color:var(--text-secondary);font-size:.875rem;cursor:pointer;transition:all .2s ease}.back-btn:hover{color:var(--text-primary);border-color:var(--marlin-blue);box-shadow:0 0 20px var(--marlin-glow)}.methodology-content{flex:1;max-width:800px;margin:0 auto;padding:var(--spacing-2xl)}.methodology-section{margin-bottom:var(--spacing-2xl)}.methodology-section h2{font-size:1.1rem;font-weight:600;color:var(--marlin-light);margin-bottom:var(--spacing-md);padding-bottom:var(--spacing-xs);border-bottom:2px solid var(--marlin-blue)}.methodology-section h3{font-size:.95rem;font-weight:600;margin-top:var(--spacing-lg);margin-bottom:var(--spacing-sm);color:var(--text-primary)}.methodology-section p{margin-bottom:var(--spacing-md);line-height:1.8;color:var(--text-secondary)}.methodology-section ul{margin-bottom:var(--spacing-md);padding-left:var(--spacing-xl);color:var(--text-secondary)}.methodology-section li{margin-bottom:var(--spacing-sm);line-height:1.6}.methodology-section li::marker{color:var(--marlin-blue)}.methodology-section a{color:var(--marlin-light);text-decoration:none;transition:color .2s ease}.methodology-section a:hover{color:var(--text-primary);text-decoration:underline}.formula-block{background:var(--bg-elevated);border:1px solid var(--border-subtle);border-left:3px solid var(--marlin-blue);color:var(--text-primary);padding:var(--spacing-md);border-radius:0 var(--radius-md) var(--radius-md) 0;margin:var(--spacing-md) 0;overflow-x:auto}.formula-block pre{font-family:var(--font-mono);font-size:.875rem;line-height:1.6;margin:0}.methodology-footer{padding:var(--spacing-lg);text-align:center;background:var(--bg-secondary);border-top:1px solid var(--border-subtle);font-size:.875rem;color:var(--text-tertiary)}.methodology-footer a{color:var(--text-secondary);text-decoration:none;transition:color .2s ease}.methodology-footer a:hover{color:var(--marlin-light)}@media (max-width: 768px){.dashboard-header{padding:var(--spacing-md)}.dashboard-header h1{font-size:1.5rem}.controls{flex-direction:column;padding:var(--spacing-md)}.selector{min-width:100%}.telemetry-header{flex-direction:column;align-items:flex-start}.lap-stats{flex-wrap:wrap}.track-map-stats,.comparison-stats{flex-direction:column;gap:var(--spacing-md)}.comparison-track-maps{flex-direction:column;align-items:center}.comparison-track svg{width:300px;height:300px}.comparison-track-empty{width:300px;height:300px}.visualization{padding:var(--spacing-md)}.back-btn{position:static;transform:none;margin-bottom:var(--spacing-md)}.methodology-header{flex-direction:column}}