*{margin:0;padding:0;box-sizing:border-box}html{background-color:#667eea;scroll-behavior:smooth;scroll-padding-top:80px}.top-nav{position:fixed;top:0;left:0;right:0;background:rgba(255,255,255,.6);backdrop-filter:blur(10px);-webkit-backdrop-filter:blur(10px);z-index:100;box-shadow:0 2px 10px rgba(0,0,0,.1)}.nav-container{position:relative;max-width:1200px;margin:0 auto;padding:12px 20px;display:flex;justify-content:center;align-items:center}.nav-links{display:flex;gap:30px}.nav-container .theme-toggle{position:absolute;right:20px;top:50%;transform:translateY(-50%)}.nav-link{color:#333;text-decoration:none;font-weight:500;font-size:14px;padding:8px 16px;border-radius:8px;transition:all .3s;position:relative}.nav-link:hover{background:rgba(102,126,234,.1);color:#667eea}.nav-link.active{background:rgba(102,126,234,.15);color:#667eea;font-weight:600}.skip-link{position:absolute;top:-40px;left:0;background:#667eea;color:#fff;padding:8px 16px;text-decoration:none;border-radius:0 0 4px 0;z-index:200}.skip-link:focus{top:0}:focus-visible{outline:3px solid #667eea;outline-offset:2px}button:focus-visible,input:focus-visible,select:focus-visible{outline:3px solid #667eea;outline-offset:2px}body{font-family:-apple-system,BlinkMacSystemFont,'Segoe UI',Roboto,'Helvetica Neue',Arial,sans-serif;background:linear-gradient(135deg,#667eea 0,#764ba2 100%);background-attachment:fixed;min-height:100vh;padding:70px 20px 20px 20px;color:#333;display:flex;flex-direction:column;align-items:center;justify-content:center;position:relative}body::before{content:'';position:fixed;top:0;left:0;width:100%;height:100%;opacity:.05;background-image:url('../house-pattern.svg');background-size:80px 80px;background-repeat:repeat;pointer-events:none;z-index:0}.header{text-align:center;margin-bottom:30px;color:#fff;position:relative;max-width:600px;width:100%;padding:0 20px 20px 20px}h1{color:#fff;margin-bottom:10px;padding-top:20px;font-size:32px;font-weight:700;text-shadow:0 2px 4px rgba(0,0,0,.2);text-transform:uppercase}.subtitle{color:rgba(255,255,255,.95);text-align:center;margin-bottom:20px;font-size:16px}.container{background:rgba(255,255,255,.98);padding:40px;border-radius:20px;box-shadow:0 10px 40px rgba(0,0,0,.2);max-width:900px;width:100%;z-index:1;margin-bottom:30px}h2{color:#333;font-size:24px;margin-top:30px;margin-bottom:15px;padding-bottom:10px;border-bottom:2px solid #667eea}h2:first-child{margin-top:0}h3{color:#555;font-size:18px;margin-top:20px;margin-bottom:10px}p{line-height:1.8;margin-bottom:15px;color:#555}.container a:not(.nav-link):not(.bug-report-link):not(.skip-link){color:inherit;text-decoration:underline;text-decoration-color:rgba(0,0,0,0.3);text-underline-offset:2px;transition:text-decoration-color .3s}.container a:not(.nav-link):not(.bug-report-link):not(.skip-link):hover{text-decoration-color:rgba(0,0,0,0.5)}.container a:not(.nav-link):not(.bug-report-link):not(.skip-link):visited{color:inherit;text-decoration-color:rgba(0,0,0,0.25)}body.dark-mode .container a:not(.nav-link):not(.bug-report-link):not(.skip-link),body:not(.light-mode) .container a:not(.nav-link):not(.bug-report-link):not(.skip-link){color:inherit;text-decoration-color:rgba(255,255,255,0.4)}body.dark-mode .container a:not(.nav-link):not(.bug-report-link):not(.skip-link):hover,body:not(.light-mode) .container a:not(.nav-link):not(.bug-report-link):not(.skip-link):hover{text-decoration-color:rgba(255,255,255,0.6)}body.dark-mode .container a:not(.nav-link):not(.bug-report-link):not(.skip-link):visited,body:not(.light-mode) .container a:not(.nav-link):not(.bug-report-link):not(.skip-link):visited{color:inherit;text-decoration-color:rgba(255,255,255,0.35)}ol,ul{margin:15px 0;padding-left:30px;color:#555}li{margin-bottom:8px;line-height:1.8}ul{list-style-type:disc}ol{list-style-type:decimal}.chart-container{margin:30px 0;padding:20px;background:#f8f9fa;border-radius:12px}.chart-container h3{margin-top:0;margin-bottom:20px;text-align:center}.chart-description{font-size:14px;color:#666;margin-bottom:15px;padding:12px;background:rgba(102,126,234,.05);border-radius:8px;border-left:3px solid #667eea}.theme-toggle{background:rgba(255,255,255,.2);border:none;border-radius:20px;padding:4px;display:flex;align-items:center;gap:4px;cursor:pointer;transition:all .3s;backdrop-filter:blur(10px);-webkit-tap-highlight-color:transparent}.theme-toggle:hover{background:rgba(255,255,255,.3)}.theme-icon{width:32px;height:32px;display:flex;align-items:center;justify-content:center;font-size:20px;border-radius:50%;transition:all .3s;opacity:.5}.theme-icon.active{background:rgba(255,255,255,.3);opacity:1}.footer{text-align:center;color:#fff;margin-top:20px;font-size:12px;opacity:.9;position:relative;z-index:1;display:flex;flex-direction:column;align-items:center;gap:10px}.footer p,.footer span{color:#fff}.footer a{color:inherit;text-decoration:underline;text-decoration-color:rgba(255,255,255,0.6);text-underline-offset:2px}.footer a:hover{text-decoration-color:rgba(255,255,255,0.8)}.bug-report-link{display:block;margin-top:0;padding:8px 16px;background:rgba(255,255,255,.1);border:1px solid rgba(255,255,255,.2);border-radius:6px;color:#fff;text-decoration:none;font-size:13px;transition:all .3s}.bug-report-link:hover{background:rgba(255,255,255,.2);border-color:rgba(255,255,255,.3);transform:translateY(-1px)}body.dark-mode .bug-report-link{background:rgba(255,255,255,.05);border-color:rgba(255,255,255,.1)}body.dark-mode .bug-report-link:hover{background:rgba(255,255,255,.1);border-color:rgba(255,255,255,.2)}body:not(.light-mode) .bug-report-link{background:rgba(255,255,255,.05);border-color:rgba(255,255,255,.1)}body:not(.light-mode) .bug-report-link:hover{background:rgba(255,255,255,.1);border-color:rgba(255,255,255,.2)}html.dark-mode{background-color:#1a1a2e}body.dark-mode{background:linear-gradient(135deg,#1a1a2e 0,#2d1b4e 100%);color:#e0e0e0}body.dark-mode::before{opacity:.03}body.dark-mode .top-nav{background:rgba(26,26,46,.6)}body.dark-mode .nav-link{color:#e0e0e0}body.dark-mode .nav-link:hover{background:rgba(102,126,234,.2);color:#9ca3ff}body.dark-mode .nav-link.active{background:rgba(102,126,234,.25);color:#9ca3ff}body.dark-mode .container{background:rgba(30,30,50,.95);box-shadow:0 10px 40px rgba(0,0,0,.5)}body.dark-mode h1{color:#fff}body.dark-mode .subtitle{color:rgba(255,255,255,.9)}body.dark-mode h2{color:#e0e0e0;border-bottom-color:#9ca3ff}body.dark-mode h3{color:#d0d0d0}body.dark-mode p{color:silver}body.dark-mode ol,body.dark-mode ul{color:silver}body.dark-mode li{color:silver}body.dark-mode .chart-container{background:#1a1a2e}body.dark-mode .chart-description{color:#b0b0b0;background:rgba(156,163,255,.1);border-left-color:#9ca3ff}body.dark-mode .theme-toggle{background:rgba(255,255,255,.1)}body.dark-mode .theme-toggle:hover{background:rgba(255,255,255,.2)}body.dark-mode .theme-icon.active{background:rgba(255,255,255,.2)}body.dark-mode :focus-visible{outline-color:#9ca3ff}body.dark-mode button:focus-visible,body.dark-mode input:focus-visible,body.dark-mode select:focus-visible{outline-color:#9ca3ff}body.dark-mode .footer{color:#b0b0b0}body.dark-mode .footer a{color:inherit;text-decoration:underline;text-decoration-color:rgba(255,255,255,0.4);text-underline-offset:2px}body.dark-mode .footer a:hover{text-decoration-color:rgba(255,255,255,0.6)}.external-link{color:inherit;text-decoration:underline;text-decoration-color:rgba(0,0,0,0.3);text-underline-offset:2px;transition:text-decoration-color .3s}.external-link:hover{text-decoration-color:rgba(0,0,0,0.5)}.external-link:visited{color:inherit;text-decoration-color:rgba(0,0,0,0.25)}body.dark-mode .external-link{color:inherit;text-decoration-color:rgba(255,255,255,0.4)}body.dark-mode .external-link:hover{text-decoration-color:rgba(255,255,255,0.6)}body.dark-mode .external-link:visited{color:inherit;text-decoration-color:rgba(255,255,255,0.35)}body:not(.light-mode) .external-link{color:inherit;text-decoration-color:rgba(255,255,255,0.4)}body:not(.light-mode) .external-link:hover{text-decoration-color:rgba(255,255,255,0.6)}body:not(.light-mode) .external-link:visited{color:inherit;text-decoration-color:rgba(255,255,255,0.35)}@media (prefers-color-scheme:dark){body:not(.light-mode){background:linear-gradient(135deg,#1a1a2e 0,#2d1b4e 100%);color:#e0e0e0}body:not(.light-mode)::before{opacity:.03}body:not(.light-mode) .top-nav{background:rgba(26,26,46,.6)}body:not(.light-mode) .nav-link{color:#e0e0e0}body:not(.light-mode) .nav-link:hover{background:rgba(102,126,234,.2);color:#9ca3ff}body:not(.light-mode) .nav-link.active{background:rgba(102,126,234,.25);color:#9ca3ff}body:not(.light-mode) .container{background:rgba(30,30,50,.95);box-shadow:0 10px 40px rgba(0,0,0,.5)}body:not(.light-mode) h1{color:#fff}body:not(.light-mode) .subtitle{color:rgba(255,255,255,.9)}body:not(.light-mode) h2{color:#e0e0e0;border-bottom-color:#9ca3ff}body:not(.light-mode) h3{color:#d0d0d0}body:not(.light-mode) p{color:silver}body:not(.light-mode) ol,body:not(.light-mode) ul{color:silver}body:not(.light-mode) li{color:silver}body:not(.light-mode) .chart-container{background:#1a1a2e}body:not(.light-mode) .chart-description{color:#b0b0b0;background:rgba(156,163,255,.1);border-left-color:#9ca3ff}body:not(.light-mode) .theme-toggle{background:rgba(255,255,255,.1)}body:not(.light-mode) .theme-toggle:hover{background:rgba(255,255,255,.2)}body:not(.light-mode) .theme-icon.active{background:rgba(255,255,255,.2)}body:not(.light-mode) :focus-visible{outline-color:#9ca3ff}body:not(.light-mode) button:focus-visible,body:not(.light-mode) input:focus-visible,body:not(.light-mode) select:focus-visible{outline-color:#9ca3ff}body:not(.light-mode) .footer{color:#b0b0b0}body:not(.light-mode) .footer a{color:inherit;text-decoration:underline;text-decoration-color:rgba(255,255,255,0.4);text-underline-offset:2px}body:not(.light-mode) .footer a:hover{text-decoration-color:rgba(255,255,255,0.6)}}@media (max-width:600px){.container{padding:25px}h1{font-size:32px}.theme-toggle{padding:2px;gap:2px}.theme-icon{width:24px;height:24px;font-size:16px}.nav-container .theme-toggle{right:10px}.nav-links{gap:15px}.nav-link{font-size:13px;padding:6px 12px}canvas{max-height:500px!important}}.cookie-consent{position:fixed;bottom:0;left:0;right:0;background:rgba(255,255,255,.98);backdrop-filter:blur(10px);-webkit-backdrop-filter:blur(10px);padding:20px;box-shadow:0 -2px 20px rgba(0,0,0,.1);z-index:1000;display:none;border-top:2px solid #667eea}.cookie-consent.show{display:block}.cookie-consent-content{max-width:1200px;margin:0 auto;display:flex;align-items:center;gap:20px;flex-wrap:wrap}.cookie-consent-text{flex:1;min-width:250px;color:#333;font-size:14px;line-height:1.6}.cookie-consent-text a{color:#667eea;text-decoration:underline}.cookie-consent-buttons{display:flex;gap:10px;flex-wrap:wrap}.cookie-consent-btn{padding:10px 20px;border:none;border-radius:8px;font-size:14px;font-weight:600;cursor:pointer;transition:all .3s}.cookie-consent-btn.accept{background:linear-gradient(135deg,#667eea 0,#764ba2 100%);color:#fff}.cookie-consent-btn.accept:hover{transform:translateY(-2px);box-shadow:0 4px 12px rgba(102,126,234,.4)}.cookie-consent-btn.decline{background:#f0f0f0;color:#333}.cookie-consent-btn.decline:hover{background:#e0e0e0}body.dark-mode .cookie-consent{background:rgba(30,30,50,.98);border-top-color:#9ca3ff}body.dark-mode .cookie-consent-text{color:#e0e0e0}body.dark-mode .cookie-consent-text a{color:#9ca3ff}body.dark-mode .cookie-consent-btn.decline{background:#1a1a2e;color:#e0e0e0}body.dark-mode .cookie-consent-btn.decline:hover{background:#2a2a3e}body:not(.light-mode) .cookie-consent{background:rgba(30,30,50,.98);border-top-color:#9ca3ff}body:not(.light-mode) .cookie-consent-text{color:#e0e0e0}body:not(.light-mode) .cookie-consent-text a{color:#9ca3ff}body:not(.light-mode) .cookie-consent-btn.decline{background:#1a1a2e;color:#e0e0e0}body:not(.light-mode) .cookie-consent-btn.decline:hover{background:#2a2a3e}@media (max-width:600px){.cookie-consent-content{flex-direction:column;align-items:stretch}.cookie-consent-buttons{flex-direction:column}.cookie-consent-btn{width:100%}}