:root{--bg: #fafafa;--bg-secondary: #f0f0f0;--bg-tertiary: #e8e8e8;--text: #1a1a2e;--text-secondary: #6b7280;--text-tertiary: #9ca3af;--accent: #6366f1;--accent-hover: #4f46e5;--accent-light: rgba(99, 102, 241, .1);--accent-glow: rgba(99, 102, 241, .25);--border: rgba(0, 0, 0, .08);--shadow-sm: 0 1px 2px rgba(0,0,0,.04);--shadow: 0 4px 12px rgba(0,0,0,.06);--shadow-lg: 0 12px 40px rgba(0,0,0,.08);--shadow-glow: 0 0 30px rgba(99, 102, 241, .15);--radius: 12px;--radius-lg: 20px;--font-sans: "Inter", -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;--font-mono: "JetBrains Mono", "Fira Code", monospace;--max-width: 1100px;--nav-height: 64px}html.dark{--bg: #0c0c1d;--bg-secondary: #151530;--bg-tertiary: #1e1e3f;--text: #e2e8f0;--text-secondary: #94a3b8;--text-tertiary: #64748b;--accent: #818cf8;--accent-hover: #a5b4fc;--accent-light: rgba(129, 140, 248, .1);--accent-glow: rgba(129, 140, 248, .2);--border: rgba(255, 255, 255, .08);--shadow-sm: 0 1px 2px rgba(0,0,0,.2);--shadow: 0 4px 12px rgba(0,0,0,.3);--shadow-lg: 0 12px 40px rgba(0,0,0,.4);--shadow-glow: 0 0 30px rgba(129, 140, 248, .1)}*{box-sizing:border-box;margin:0;padding:0}html{scroll-behavior:smooth}body{font-family:var(--font-sans);background:var(--bg);color:var(--text);line-height:1.7;transition:background .4s ease,color .4s ease;-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale}a{color:var(--accent);text-decoration:none;transition:color .2s}a:hover{color:var(--accent-hover)}::selection{background:var(--accent-light);color:var(--accent)}header{position:sticky;top:0;z-index:100;background:color-mix(in srgb,var(--bg) 80%,transparent);backdrop-filter:blur(20px) saturate(180%);-webkit-backdrop-filter:blur(20px) saturate(180%);border-bottom:1px solid var(--border);transition:background .4s}nav{max-width:var(--max-width);margin:0 auto;padding:0 2rem;height:var(--nav-height);display:flex;align-items:center;justify-content:space-between}.nav-logo{font-weight:800;font-size:1.2rem;color:var(--text);display:flex;align-items:center;gap:.5rem;letter-spacing:-.02em}.nav-logo .logo-dot{display:inline-block;width:8px;height:8px;border-radius:50%;background:var(--accent);box-shadow:0 0 10px var(--accent-glow);animation:pulse-dot 2s ease-in-out infinite}@keyframes pulse-dot{0%,to{opacity:1;transform:scale(1)}50%{opacity:.6;transform:scale(.8)}}.nav-links{display:flex;gap:.25rem;align-items:center}.nav-links a{color:var(--text-secondary);font-weight:500;font-size:.9rem;padding:.5rem .85rem;border-radius:8px;position:relative;transition:all .2s}.nav-links a:hover{color:var(--text);text-decoration:none;background:var(--accent-light)}.nav-links a:after{display:none}.nav-controls{display:flex;gap:.5rem;align-items:center}.btn-icon{background:var(--bg-secondary);border:1px solid var(--border);border-radius:10px;width:38px;height:38px;display:flex;align-items:center;justify-content:center;cursor:pointer;color:var(--text-secondary);font-size:.95rem;transition:all .25s}.btn-icon:hover{background:var(--accent-light);border-color:var(--accent);color:var(--accent);transform:translateY(-1px)}main{max-width:var(--max-width);margin:0 auto;padding:2rem 2rem 4rem;min-height:calc(100vh - 200px)}footer{text-align:center;padding:2.5rem 2rem;border-top:1px solid var(--border);color:var(--text-secondary);font-size:.85rem}footer a{color:var(--text-secondary);transition:color .2s}footer a:hover{color:var(--accent)}.comments-section{max-width:700px;margin:3rem auto;padding:2rem}.comments-section h2{font-size:1.5rem;margin-bottom:1.5rem}.comment-notice{padding:2rem;background:var(--bg-secondary);border-radius:12px;border:1px dashed var(--border);text-align:center;color:var(--text-secondary)}.footer-links{display:flex;justify-content:center;gap:1.5rem;margin-top:1rem;flex-wrap:wrap}.footer-links a{display:inline-flex;align-items:center;gap:.3rem;padding:.35rem .75rem;border-radius:6px;background:var(--bg-secondary);transition:all .2s}.footer-links a:hover{background:var(--accent-light);color:var(--accent);text-decoration:none}h1,h2,h3{margin-top:0;line-height:1.3;letter-spacing:-.02em}.card{background:var(--bg-secondary);border-radius:var(--radius-lg);padding:1.5rem;margin:1rem 0;border:1px solid var(--border);transition:all .3s}.mobile-menu-btn{display:none;background:none;border:none;cursor:pointer;padding:.5rem;color:var(--text);font-size:1.3rem}@media (max-width: 768px){.mobile-menu-btn{display:block}.nav-links{display:none;position:absolute;top:var(--nav-height);left:0;right:0;background:var(--bg);border-bottom:1px solid var(--border);flex-direction:column;padding:1rem;gap:.25rem;box-shadow:var(--shadow-lg)}.nav-links.open{display:flex}.nav-links a{padding:.75rem 1rem;width:100%;border-radius:10px}main{padding:1.5rem 1rem 3rem}}