:root{--primary-dark:#0a192f;--primary-medium:#112240;--secondary-dark:#172a45;--accent-blue:#64ffda;--accent-cyan:#00d4ff;--text-primary:#e6f1ff;--text-secondary:#8892b0;--text-muted:#495670;--border-color:#233554;--card-bg:rgba(17, 34, 64, 0.95);--glow:rgba(100, 255, 218, 0.15)}*{box-sizing:border-box}html{scroll-behavior:smooth}body{margin:0;font-family:-apple-system,BlinkMacSystemFont,segoe ui,Roboto,helvetica neue,Arial,sans-serif;line-height:1.7;color:var(--text-primary);background:var(--primary-dark);font-size:18px;padding-top:70px}nav{position:fixed;top:0;width:100%;background:rgba(10,25,47,.95);backdrop-filter:blur(10px);border-bottom:1px solid var(--border-color);z-index:100}.nav-container{max-width:1400px;margin:0 auto;padding:1rem 2rem;display:flex;justify-content:space-between;align-items:center}.logo{font-size:1.5rem;font-weight:700;color:var(--accent-blue);letter-spacing:.05em;text-decoration:none}.nav-links{display:flex;gap:2rem;list-style:none;margin:0;padding:0}.nav-links a{color:var(--text-secondary);text-decoration:none;font-weight:500;transition:color .3s;position:relative}.nav-links a::after{content:'';position:absolute;bottom:-5px;left:0;width:0;height:2px;background:var(--accent-blue);transition:width .3s}.nav-links a:hover{color:var(--accent-blue)}.nav-links a:hover::after{width:100%}.article{max-width:900px;padding:20px;margin:0 auto}.article-header{text-align:center;margin-bottom:3rem;padding-bottom:2.5rem;border-bottom:1px solid var(--border-color)}.article-header h1{margin-top:.5em;background:linear-gradient(135deg,var(--accent-blue) 0%,var(--accent-cyan) 100%);-webkit-background-clip:text;-webkit-text-fill-color:transparent;background-clip:text}.article-header h2{margin-top:0;color:var(--text-secondary);font-weight:400}.article-header .meta{color:var(--text-muted);font-size:.95em;margin-top:.5em}.hero{width:100%;height:auto;border-radius:8px;box-shadow:0 10px 40px rgba(0,0,0,.45);border:1px solid var(--border-color);margin-bottom:2rem}h1,h2,h3,h4{line-height:1.3;margin-top:2em;margin-bottom:.75em;scroll-margin-top:80px;color:var(--text-primary)}h1{font-size:2em}h2{font-size:1.6em;color:var(--accent-blue)}h3{font-size:1.3em;color:var(--accent-blue)}h4{font-size:1.1em}p{margin-bottom:1.25em;color:var(--text-primary)}a{color:var(--accent-blue);text-decoration:none;border-bottom:1px solid transparent;transition:border-color .2s,color .2s}a:hover{color:var(--accent-cyan);border-bottom-color:var(--accent-cyan)}ul,ol{margin-bottom:1.5em;padding-left:1.5em;color:var(--text-primary)}li{margin-bottom:.5em}img{max-width:100%;height:auto;border-radius:8px}table{width:100%;border-collapse:collapse;margin:1.5em 0;overflow-x:auto;display:block}thead{background:var(--secondary-dark)}th,td{padding:12px;text-align:left;border:1px solid var(--border-color)}th{font-weight:600;color:var(--text-primary)}td{color:var(--text-secondary)}blockquote{border-left:4px solid var(--accent-blue);margin:1.5em 0;padding:.75em 1.25em;background:var(--primary-medium);border-radius:0 8px 8px 0;color:var(--text-secondary);font-style:italic}code,pre{font-family:sf mono,SFMono-Regular,Consolas,liberation mono,Menlo,monospace;font-size:.9em}code{background:var(--primary-medium);color:var(--accent-blue);padding:.15em .4em;border-radius:4px}pre{background:var(--primary-medium);border:1px solid var(--border-color);border-radius:8px;padding:1.25em;overflow-x:auto}pre code{background:0 0;padding:0;color:var(--text-primary)}hr{border:none;border-top:1px solid var(--border-color);margin:3em 0}strong{font-weight:600;color:var(--text-primary)}em{font-style:italic}.article-footer{background:var(--primary-medium);border-top:1px solid var(--border-color);padding:3rem 2rem;text-align:center;margin-top:4rem}.article-footer p{color:var(--text-muted);margin-bottom:1rem}.article-footer a{color:var(--accent-blue);text-decoration:none;transition:color .3s}.article-footer a:hover{color:var(--accent-cyan)}@media(max-width:768px){body{font-size:16px;line-height:1.6;padding-top:60px}.article{padding:15px}h1{font-size:1.75em}h2{font-size:1.4em}h3{font-size:1.2em}.article-header{margin-bottom:2rem}.hero{border-radius:4px}ul,ol{padding-left:1.25em}table{font-size:.9em}th,td{padding:8px}.nav-container{padding:1rem}.nav-links{gap:1rem;font-size:.9rem}}@media(max-width:480px){body{font-size:15px}.article{padding:12px}h1{font-size:1.5em}h2{font-size:1.3em}h3{font-size:1.15em}table{font-size:.85em}th,td{padding:6px}}@media print{body{font-size:12pt;line-height:1.5;color:#000;background:#fff;padding-top:0}nav,.article-footer{display:none}.article{max-width:100%}.article-header h1,h2,h3,h4,p,li,strong,td,th{color:#000}.article-header h1{-webkit-text-fill-color:#000}a{color:#000;text-decoration:underline}hr{border-top:1px solid #000}code,pre,blockquote{background:#fff;color:#000;border-color:#000}pre code{color:#000}blockquote{border-left:4px solid #000}thead{background:#fff}th,td{border-color:#000}}