:root{--primary-color:#6366f1;--primary-hover:#4f46e5;--secondary-color:#8b5cf6;--accent-color:#06b6d4;--success-color:#10b981;--warning-color:#f59e0b;--error-color:#ef4444;--header-height:70px;--text-color:#1f2937;--text-secondary:#6b7280;--bg-color:#fff;--bg-secondary:#f9fafb;--border-color:#e5e7eb;--shadow-sm:0 1px 2px 0 #0000000d;--shadow-md:0 4px 6px -1px #0000001a, 0 2px 4px -2px #0000001a;--shadow-lg:0 10px 15px -3px #0000001a, 0 4px 6px -4px #0000001a;--shadow-xl:0 20px 25px -5px #0000001a, 0 8px 10px -6px #0000001a;--border-radius:12px;--border-radius-lg:16px;--transition:all .2s cubic-bezier(.4, 0, .2, 1);--font-mono:"SF Mono", "Monaco", "Inconsolata", "Roboto Mono", monospace}html.dark-theme{--text-color:#f9fafb;--text-secondary:#d1d5db;--bg-color:#111827;--bg-secondary:#1f2937;--border-color:#374151}*{box-sizing:border-box}body{background:linear-gradient(135deg, var(--bg-color) 0%, var(--bg-secondary) 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var(--secondary-color))}.analytics-error-card{grid-column:1/-1}.analytics-error-content{text-align:center;padding:2rem}.analytics-error-title{color:var(--error-color);margin-bottom:1rem}.analytics-error-message{color:var(--text-secondary)}.orderbook-trait-thumb.is-hidden{display:none}.ob-gender-icon{margin-right:2px;font-size:.85rem}.ob-trait-fallback--hidden{display:none}.ob-trait-fallback--hidden.is-visible{display:inline}.attribute-icon img.is-hidden,.analytics-view-hidden{display:none}.orderbook-empty-cell{color:var(--text-secondary);padding:12px 8px}.header{-webkit-backdrop-filter:blur(10px);backdrop-filter:blur(10px);border-bottom:1px solid var(--border-color);z-index:1000;height:var(--header-height);box-shadow:var(--shadow-sm);background:#fffffff2;justify-content:space-between;align-items:center;padding:0 2rem;display:flex;position:fixed;top:0;left:0;right:0}html.dark-theme 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var(--secondary-color));-webkit-text-fill-color:transparent;-webkit-background-clip:text;background-clip:text;margin-bottom:1rem;font-size:2rem;font-weight:800}.page-header p{color:var(--text-secondary);max-width:600px;margin:0 auto;font-size:1.25rem}.charts-container{grid-template-columns:1fr 1fr;gap:2rem;margin-bottom:1rem;display:grid}.chart-card{background:var(--bg-color);border-radius:var(--border-radius-lg);box-shadow:var(--shadow-md);border:1px solid var(--border-color);transition:var(--transition);padding:1.5rem}.chart-card:hover{box-shadow:var(--shadow-lg);transform:translateY(-2px)}html.dark-theme .chart-card{background:var(--bg-secondary);border-color:var(--border-color)}.chart-header{justify-content:space-between;align-items:center;margin-bottom:.5rem;display:flex}.chart-title{color:var(--text-color);margin:0;font-size:1.5rem;font-weight:700}.chart-subtitle{color:var(--text-secondary);margin:.5rem 0 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.attribute-search{background:var(--bg-secondary);border-color:var(--border-color);color:var(--text-color)}.attribute-search:focus{border-color:var(--primary-color);outline:none;box-shadow:0 0 0 3px #6366f11a}.attributes-list{grid-template-columns:repeat(auto-fill,minmax(200px,1fr));gap:1rem;max-height:400px;display:grid;overflow-y:auto}.attribute-item{border:1px solid var(--border-color);border-radius:var(--border-radius);background:var(--bg-color);cursor:pointer;transition:var(--transition);align-items:center;gap:.75rem;padding:.75rem;display:flex;position:relative}.attribute-item:hover{border-color:var(--primary-color);background:#6366f10d}.attribute-item.selected{border-color:var(--primary-color);background:#6366f11a}html.dark-theme .attribute-item{background:var(--bg-secondary);border-color:var(--border-color)}html.dark-theme .attribute-item:hover{background:#6366f11a}.attribute-icon{justify-content:center;align-items:center;width:32px;height:32px;display:flex}.attribute-icon img{object-fit:contain;width:100%;height:100%}.attribute-info{flex:1}.attribute-name{color:var(--text-color);margin:0;font-size:.9rem;font-weight:500;line-height:1.3}.attribute-checkbox{border:2px solid var(--border-color);width:20px;height:20px;transition:var(--transition);border-radius:4px;position:relative}.attribute-checkbox.checked{background:var(--primary-color);border-color:var(--primary-color)}.attribute-checkbox.checked:after{content:"✓";color:#fff;font-size:12px;font-weight:700;position:absolute;top:50%;left:50%;transform:translate(-50%,-50%)}@media (width<=1024px){.charts-container{grid-template-columns:1fr}.main-content{padding:1rem}.page-header h1{font-size:2rem}}@media (width<=768px){.header{padding:0 1rem}.header-nav{gap:1rem}.chart-controls,.date-controls{flex-direction:column;align-items:stretch}.attributes-list{grid-template-columns:1fr}.menu-toggle{display:block}.header-nav{top:var(--header-height);background:var(--bg-color);border-bottom:1px solid var(--border-color);box-shadow:var(--shadow-md);flex-direction:column;padding:1rem;transition:transform .3s;position:fixed;left:0;right:0;transform:translateY(-100%)}.header-nav.open{transform:translateY(0)}html.dark-theme .header-nav{background:var(--bg-secondary);border-bottom-color:var(--border-color)}}.menu-toggle{color:var(--text-color);cursor:pointer;background:0 0;border:none;font-size:1.5rem;display:none}.loading-state{border-radius:var(--border-radius);-webkit-backdrop-filter:blur(8px);backdrop-filter:blur(8px);z-index:10;background:#ffffffe6;flex-direction:column;justify-content:center;align-items:center;width:100%;height:100%;transition:opacity .3s,visibility .3s;display:flex;position:absolute;top:0;left:0}html.dark-theme .loading-state{background:#111827e6}.loading-spinner{border:3px solid #0000;border-top:3px solid var(--primary-color);border-right:3px solid var(--secondary-color);border-radius:50%;width:48px;height:48px;animation:1.2s linear infinite spin;position:relative}.loading-spinner:before{content:"";border:3px solid #0000;border-top:3px solid var(--accent-color);border-radius:50%;animation:.8s linear infinite reverse spin;position:absolute;inset:-3px}html.dark-theme .loading-spinner{border-top-color:var(--primary-color);border-right-color:var(--secondary-color)}html.dark-theme .loading-spinner:before{border-top-color:var(--accent-color)}.loading-text{color:var(--text-color);text-align:center;opacity:.8;margin-top:1.5rem;font-size:.95rem;font-weight:500;animation:2s ease-in-out infinite pulse}html.dark-theme .loading-text{color:var(--text-secondary)}@keyframes spin{0%{transform:rotate(0)}to{transform:rotate(360deg)}}@keyframes pulse{0%,to{opacity:.6}50%{opacity:1}}.chart-container.loading{position:relative;overflow:hidden}.chart-container.loading:before{content:"";background:linear-gradient(90deg,#0000,#fff6,#0000);width:100%;height:100%;animation:1.5s infinite shimmer;position:absolute;top:0;left:-100%}html.dark-theme .chart-container.loading:before{background:linear-gradient(90deg,#0000,#11182766,#0000)}@keyframes shimmer{0%{left:-100%}to{left:100%}}.theme-toggle{background:var(--bg-color);width:50px;height:50px;color:var(--text-color);cursor:pointer;box-shadow:var(--shadow-lg);transition:var(--transition);z-index:1000;border:none;border:1px solid var(--border-color);border-radius:50%;justify-content:center;align-items:center;font-size:1.5rem;display:flex;position:fixed;bottom:2rem;left:2rem}.theme-toggle:hover{box-shadow:var(--shadow-xl);transform:scale(1.1)}html.dark-theme .theme-toggle{background:var(--bg-secondary);border-color:var(--border-color)}.correlation-controls{align-items:center;gap:.5rem;margin-left:1rem;display:flex}.period-label{color:var(--text-secondary);font-size:.9rem}.period-selector{border:1px solid var(--border-color);border-radius:var(--border-radius);background:var(--bg-color);color:var(--text-color);cursor:pointer;padding:.5rem 1rem;font-size:.9rem}html.dark-theme .period-selector{background:var(--bg-secondary);border-color:var(--border-color);color:var(--text-color)}.period-selector:focus{border-color:var(--primary-color);outline:none;box-shadow:0 0 0 3px #6366f11a}