:root{--primary-color: #6366f1;--primary-dark: #4f46e5;--secondary-color: #f3f4f6;--accent-color: #10b981;--text-primary: #1f2937;--text-secondary: #6b7280;--text-muted: #9ca3af;--background: #ffffff;--background-secondary: #f9fafb;--background-tertiary: #f3f4f6;--border: #e5e7eb;--border-light: #f3f4f6;--shadow-sm: 0 1px 2px 0 rgb(0 0 0 / 0.05);--shadow: 0 1px 3px 0 rgb(0 0 0 / 0.1), 0 1px 2px -1px rgb(0 0 0 / 0.1);--shadow-md: 0 4px 6px -1px rgb(0 0 0 / 0.1), 0 2px 4px -2px rgb(0 0 0 / 0.1);--shadow-lg: 0 10px 15px -3px rgb(0 0 0 / 0.1), 0 4px 6px -4px rgb(0 0 0 / 0.1);--font-family-base: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;--font-family-mono: 'JetBrains Mono', 'SFMono-Regular', Consolas, 'Liberation Mono', Menlo, monospace;--container-max-width: 1200px;--section-padding: 4rem 0;--border-radius: 0.75rem;--border-radius-sm: 0.5rem;--transition: all 0.3s ease}@media (prefers-color-scheme: dark){:root{--text-primary: #f9fafb;--text-secondary: #d1d5db;--text-muted: #9ca3af;--background: #111827;--background-secondary: #1f2937;--background-tertiary: #374151;--border: #374151;--border-light: #4b5563}}*{margin:0;padding:0;box-sizing:border-box}html{scroll-behavior:smooth}body{font-family:var(--font-family-base);line-height:1.6;color:var(--text-primary);background-color:var(--background);-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale}h1,h2,h3,h4,h5,h6{font-weight:600;line-height:1.3;margin-bottom:1rem}h1{font-size:clamp(2rem, 4vw, 3.5rem)}h2{font-size:clamp(1.5rem, 3vw, 2.5rem)}h3{font-size:clamp(1.25rem, 2.5vw, 1.875rem)}h4{font-size:1.5rem}h5{font-size:1.25rem}h6{font-size:1.125rem}p{margin-bottom:1.5rem;color:var(--text-secondary)}a{color:var(--primary-color);text-decoration:none;transition:var(--transition)}a:hover{color:var(--primary-dark)}.container{max-width:var(--container-max-width);margin:0 auto;padding:0 1.5rem}.section{padding:var(--section-padding)}.section-alt{background-color:var(--background-secondary)}.section-title{text-align:center;margin-bottom:3rem;position:relative}.section-title::after{content:'';position:absolute;bottom:-0.5rem;left:50%;transform:translateX(-50%);width:4rem;height:3px;background:linear-gradient(45deg, var(--primary-color), var(--accent-color));border-radius:2px}.site-header{background:rgba(255,255,255,0.95);backdrop-filter:blur(10px);border-bottom:1px solid var(--border-light);position:sticky;top:0;z-index:1000;transition:var(--transition)}.navbar{padding:1rem 0}.navbar .container{display:flex;align-items:center;justify-content:space-between}.navbar-brand a{display:flex;align-items:center;gap:0.5rem;font-weight:700;font-size:1.25rem;color:var(--text-primary)}.brand-icon{font-size:1.5rem}.mobile-menu-toggle{display:none;flex-direction:column;gap:4px;background:none;border:none;cursor:pointer;padding:0.5rem}.mobile-menu-toggle span{width:24px;height:2px;background-color:var(--text-primary);transition:var(--transition)}.navbar-menu{display:flex;align-items:center;gap:2rem}.navbar-item{font-weight:500;color:var(--text-secondary);transition:var(--transition);position:relative}.navbar-item:hover,.navbar-item.active{color:var(--primary-color)}.navbar-item.active::after{content:'';position:absolute;bottom:-1.5rem;left:0;width:100%;height:2px;background-color:var(--primary-color)}.navbar-social{display:flex;gap:1rem;margin-left:1rem;padding-left:1rem;border-left:1px solid var(--border)}.navbar-social a{color:var(--text-secondary);font-size:1.25rem;transition:var(--transition)}.navbar-social a:hover{color:var(--primary-color);transform:translateY(-2px)}.hero-section{background:linear-gradient(135deg, #667eea 0%, #764ba2 100%);color:white;text-align:center;padding:6rem 0 8rem;position:relative;overflow:hidden}.hero-section::before{content:'';position:absolute;top:0;left:0;right:0;bottom:0;background:url('data:image/svg+xml,<svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 100 20"><circle cx="20" cy="10" r="1" fill="rgba(255,255,255,0.1)"/><circle cx="80" cy="5" r="1.5" fill="rgba(255,255,255,0.1)"/><circle cx="50" cy="15" r="1" fill="rgba(255,255,255,0.1)"/></svg>');animation:float 20s linear infinite}@keyframes float{from{transform:translateX(-100%)}to{transform:translateX(100%)}}.hero-content{position:relative;z-index:1}.hero-title{margin-bottom:1.5rem;font-weight:700}.gradient-text{background:linear-gradient(45deg, #fff, #f0f8ff);-webkit-background-clip:text;-webkit-text-fill-color:transparent;background-clip:text}.hero-subtitle{font-size:1.25rem;margin-bottom:2.5rem;color:rgba(255,255,255,0.95);text-shadow:0 1px 3px rgba(0,0,0,0.3);max-width:600px;margin-left:auto;margin-right:auto;line-height:1.6}.hero-buttons{display:flex;gap:1rem;justify-content:center;flex-wrap:wrap}.btn{display:inline-flex;align-items:center;gap:0.5rem;padding:0.75rem 2rem;border-radius:var(--border-radius-sm);font-weight:500;text-decoration:none;transition:var(--transition);border:2px solid transparent;cursor:pointer}.btn-primary{background-color:rgba(255,255,255,0.2);color:white;border-color:rgba(255,255,255,0.3);backdrop-filter:blur(10px)}.btn-primary:hover{background-color:rgba(255,255,255,0.3);border-color:rgba(255,255,255,0.5);transform:translateY(-2px);box-shadow:var(--shadow-lg)}.btn-secondary{background-color:transparent;color:white;border-color:rgba(255,255,255,0.5)}.btn-secondary:hover{background-color:rgba(255,255,255,0.1);border-color:white;transform:translateY(-2px)}.posts-grid{display:grid;grid-template-columns:repeat(auto-fit, minmax(350px, 1fr));gap:2rem;margin-top:2rem}.post-card{background:var(--background);border-radius:var(--border-radius);padding:2rem;box-shadow:var(--shadow);transition:var(--transition);border:1px solid var(--border)}.post-card:hover{transform:translateY(-4px);box-shadow:var(--shadow-lg);border-color:var(--primary-color)}.post-meta{display:flex;align-items:center;gap:1rem;margin-bottom:1rem;font-size:0.875rem}.post-category{background:linear-gradient(45deg, var(--primary-color), var(--accent-color));color:white;padding:0.25rem 0.75rem;border-radius:1rem;font-weight:500;font-size:0.75rem;text-transform:uppercase;letter-spacing:0.5px}.post-date{color:var(--text-muted)}.post-title{margin-bottom:1rem}.post-title a{color:var(--text-primary);text-decoration:none}.post-title a:hover{color:var(--primary-color)}.post-excerpt{color:var(--text-secondary);margin-bottom:1.5rem;line-height:1.6}.post-tags{display:flex;flex-wrap:wrap;gap:0.5rem}.tag{background-color:var(--background-tertiary);color:var(--text-secondary);padding:0.25rem 0.75rem;border-radius:1rem;font-size:0.75rem;font-weight:500;transition:var(--transition)}.tag:hover{background-color:var(--primary-color);color:white}.empty-state{text-align:center;padding:4rem 2rem;color:var(--text-secondary)}.empty-icon{font-size:4rem;margin-bottom:1rem;opacity:0.6}.empty-state h3{color:var(--text-primary);margin-bottom:1rem}.empty-state p{color:var(--text-secondary);max-width:400px;margin:0 auto}.about-grid{display:grid;grid-template-columns:repeat(auto-fit, minmax(300px, 1fr));gap:2rem;margin-top:2rem}.about-item{text-align:center;padding:2rem}.about-icon{font-size:3rem;margin-bottom:1rem}.about-item h3{margin-bottom:1rem;color:var(--text-primary)}.about-item p{color:var(--text-secondary)}.post-header{background:linear-gradient(135deg, var(--primary-color), var(--accent-color));color:white;padding:4rem 0;text-align:center}.post-header .post-meta{justify-content:center;margin-bottom:1.5rem}.post-header .post-category{background:rgba(255,255,255,0.2)}.post-header .post-date{color:rgba(255,255,255,0.8)}.post-title{color:white;margin-bottom:1rem}.post-excerpt{font-size:1.25rem;color:rgba(255,255,255,0.9);max-width:800px;margin:0 auto 2rem}.post-content{padding:4rem 0}.post-content h1,.post-content h2,.post-content h3,.post-content h4,.post-content h5,.post-content h6{margin-top:2rem;margin-bottom:1rem}.post-content pre{background-color:var(--background-secondary);border:1px solid var(--border);border-radius:var(--border-radius-sm);padding:1.5rem;overflow-x:auto;font-family:var(--font-family-mono);font-size:0.875rem;line-height:1.5;margin:1.5rem 0}.post-content code{font-family:var(--font-family-mono);font-size:0.875rem;background-color:var(--background-secondary);padding:0.25rem 0.5rem;border-radius:0.25rem;border:1px solid var(--border)}.post-content pre code{background:none;border:none;padding:0}.post-content blockquote{border-left:4px solid var(--primary-color);padding-left:1.5rem;margin:1.5rem 0;color:var(--text-secondary);font-style:italic}.post-content img{max-width:100%;height:auto;border-radius:var(--border-radius-sm);box-shadow:var(--shadow);margin:1.5rem 0}.post-content table{width:100%;border-collapse:collapse;margin:1.5rem 0;font-size:0.875rem}.post-content th,.post-content td{border:1px solid var(--border);padding:0.75rem;text-align:left}.post-content th{background-color:var(--background-secondary);font-weight:600}.post-navigation{display:flex;justify-content:space-between;gap:2rem;padding:2rem 0;border-top:1px solid var(--border)}.nav-previous,.nav-next{flex:1}.nav-next{text-align:right}.nav-previous a,.nav-next a{display:flex;align-items:center;gap:0.5rem;padding:1rem;background-color:var(--background-secondary);border-radius:var(--border-radius-sm);border:1px solid var(--border);transition:var(--transition);color:var(--text-primary)}.nav-previous a:hover,.nav-next a:hover{border-color:var(--primary-color);background-color:var(--background);transform:translateY(-2px);box-shadow:var(--shadow)}.nav-next a{justify-content:flex-end}.site-footer{background-color:var(--background-secondary);border-top:1px solid var(--border);padding:3rem 0 1rem}.footer-content{display:grid;grid-template-columns:repeat(auto-fit, minmax(250px, 1fr));gap:2rem;margin-bottom:2rem}.footer-info h3{color:var(--text-primary);margin-bottom:1rem}.footer-info p{color:var(--text-secondary)}.footer-links h4,.footer-social h4{color:var(--text-primary);margin-bottom:1rem;font-size:1rem}.footer-links ul{list-style:none}.footer-links li{margin-bottom:0.5rem}.footer-links a{color:var(--text-secondary);transition:var(--transition)}.footer-links a:hover{color:var(--primary-color)}.social-links{display:flex;gap:1rem}.social-links a{display:flex;align-items:center;justify-content:center;width:2.5rem;height:2.5rem;background-color:var(--background);border:1px solid var(--border);border-radius:50%;color:var(--text-secondary);transition:var(--transition)}.social-links a:hover{background-color:var(--primary-color);color:white;border-color:var(--primary-color);transform:translateY(-2px)}.footer-bottom{padding-top:2rem;border-top:1px solid var(--border);text-align:center;color:var(--text-muted);font-size:0.875rem}@media (max-width: 768px){.container{padding:0 1rem}.mobile-menu-toggle{display:flex}.navbar-menu{display:none;position:absolute;top:100%;left:0;right:0;background:var(--background);border-top:1px solid var(--border);flex-direction:column;padding:1rem;gap:1rem}.navbar-menu.active{display:flex}.section{padding:3rem 0}.hero-section{padding:4rem 0 5rem}.hero-buttons{flex-direction:column;align-items:center}.posts-grid{grid-template-columns:1fr}.about-grid{grid-template-columns:1fr}.post-navigation{flex-direction:column}.nav-next{text-align:left}.nav-next a{justify-content:flex-start}.footer-content{grid-template-columns:1fr;text-align:center}}@media (max-width: 480px){.posts-grid{grid-template-columns:1fr}.post-card{padding:1.5rem}.post-content{padding:2rem 0}.hero-section{padding:3rem 0 4rem}}@media (prefers-reduced-motion: reduce){*{animation-duration:0.01ms !important;animation-iteration-count:1 !important;transition-duration:0.01ms !important}}@media print{.site-header,.site-footer,.post-navigation,.hero-buttons{display:none}.post-content{padding:0}a{color:inherit;text-decoration:underline}}