.chart-container{width:100%;height:100%;position:relative}.chart-container svg{display:block;width:100%;height:100%}.chart-line{fill:none;stroke-width:var(--chart-line-width);stroke-linecap:round;stroke-linejoin:round;transition:stroke-width .15s ease}.chart-line:hover,.chart-line.highlighted{stroke-width:var(--chart-line-hover-width)}.chart-axis text{fill:var(--text-muted);font-size:12px;font-family:var(--font-body)}.chart-axis line,.chart-axis path{stroke:var(--border)}.chart-tooltip{position:absolute;pointer-events:none;background:var(--bg-surface);border:1px solid var(--border);border-radius:6px;padding:var(--space-sm) var(--space-md);font-size:13px;color:var(--text-primary);box-shadow:0 4px 12px #0006;z-index:10;opacity:0;transition:opacity .15s ease}.chart-tooltip.visible{opacity:1}:root{--bg-primary: #0a0a0f;--bg-secondary: #12121a;--bg-surface: #1a1a25;--text-primary: #e8e8ed;--text-secondary: #9898a8;--text-muted: #5a5a6e;--accent-amber: #f0a030;--accent-blue: #3090f0;--accent-red: #e04040;--accent-green: #30c060;--border: #2a2a38;--border-hover: #3a3a4a;--font-body: "Inter", system-ui, sans-serif;--font-heading: "Space Grotesk", system-ui, sans-serif;--space-xs: 4px;--space-sm: 8px;--space-md: 16px;--space-lg: 24px;--space-xl: 32px;--space-2xl: 48px;--chart-line-width: 2px;--chart-line-hover-width: 3.5px}*,*:before,*:after{box-sizing:border-box;margin:0;padding:0}html,body,#root{height:100%;width:100%}body{font-family:var(--font-body);background:var(--bg-primary);color:var(--text-primary);-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale}h1,h2,h3,h4,h5,h6{font-family:var(--font-heading)}a{color:var(--accent-blue);text-decoration:none}a:hover{text-decoration:underline}.shell{display:flex;flex-direction:column;height:100%;overflow:hidden}.shell__body{display:flex;flex:1;min-height:0;position:relative}.shell__main{flex:1;min-width:0;padding:var(--space-md)}.header{display:flex;align-items:center;justify-content:space-between;padding:var(--space-sm) var(--space-lg);border-bottom:1px solid var(--border);height:52px}.header__left{display:flex;align-items:center;gap:var(--space-md)}.header__title{font-size:1.2rem;font-weight:700;letter-spacing:-.02em}.header__right{display:flex;align-items:center;gap:var(--space-lg)}.industry-select{-webkit-appearance:none;-moz-appearance:none;appearance:none;background:var(--bg-surface);color:var(--text-primary);border:1px solid var(--border);border-radius:4px;padding:var(--space-xs) var(--space-lg) var(--space-xs) var(--space-sm);font-size:.85rem;font-family:var(--font-body);cursor:pointer;transition:border-color .15s ease;background-image:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='10' height='6' viewBox='0 0 10 6'%3E%3Cpath d='M1 1l4 4 4-4' stroke='%239898a8' stroke-width='1.5' fill='none' stroke-linecap='round' stroke-linejoin='round'/%3E%3C/svg%3E");background-repeat:no-repeat;background-position:right 8px center}.industry-select:hover{border-color:var(--border-hover)}.industry-select:focus{outline:none;border-color:var(--accent-blue)}.industry-select option{background:var(--bg-secondary);color:var(--text-primary)}.metric-switcher{display:flex;background:var(--bg-surface);border-radius:4px;padding:2px}.metric-switcher__btn{padding:var(--space-xs) var(--space-sm);background:none;border:none;border-radius:3px;color:var(--text-muted);font-size:.75rem;font-family:var(--font-body);cursor:pointer;transition:background .12s ease,color .12s ease;white-space:nowrap}.metric-switcher__btn:hover{color:var(--text-secondary)}.metric-switcher__btn.active{background:var(--bg-primary);color:var(--text-primary)}.concentration-overlay{display:flex;gap:var(--space-lg);justify-content:center;padding:var(--space-xs) 0}.concentration-overlay__metric{display:flex;align-items:baseline;gap:var(--space-xs)}.concentration-overlay__label{font-size:.7rem;font-weight:600;text-transform:uppercase;letter-spacing:.05em;color:var(--text-muted)}.concentration-overlay__value{font-family:var(--font-heading);font-size:1.1rem;font-weight:700;color:var(--accent-amber)}.app-footer{padding:var(--space-sm) var(--space-lg) var(--space-md);border-top:1px solid var(--border)}.app-footer__bottom{display:flex;align-items:center;justify-content:center;gap:var(--space-xl);margin-top:var(--space-xs)}.app-footer__source{font-size:.7rem;color:var(--text-muted)}.app-loading{display:flex;flex-direction:column;align-items:center;justify-content:center;height:100%;gap:var(--space-md)}.app-error-msg{color:var(--accent-red)}.time-slider{display:flex;align-items:center;gap:var(--space-md)}.time-slider__play{background:var(--bg-surface);border:1px solid var(--border);border-radius:4px;color:var(--text-primary);width:36px;height:36px;cursor:pointer;font-size:14px;display:flex;align-items:center;justify-content:center;transition:border-color .15s ease}.time-slider__play:hover{border-color:var(--border-hover)}.time-slider__year{font-family:var(--font-heading);font-size:1.5rem;font-weight:700;min-width:4ch;text-align:center}.time-slider__range{flex:1;height:6px;-webkit-appearance:none;-moz-appearance:none;appearance:none;background:var(--bg-surface);border-radius:3px;outline:none;cursor:pointer}.time-slider__range::-webkit-slider-thumb{-webkit-appearance:none;-moz-appearance:none;appearance:none;width:16px;height:16px;border-radius:50%;background:var(--accent-blue);cursor:pointer}.time-slider__bounds{font-size:.75rem;color:var(--text-muted);white-space:nowrap}