:root{--bg-main: #f4f7fb;--bg-card: #ffffff;--text-main: #1e293b;--text-muted: #64748b;--accent-primary: #0284c7;--accent-secondary: #38bdf8;--accent-glow: rgba(56, 189, 248, .4);--border-light: #e2e8f0;--border-focus: #bae6fd;--font-base: system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", sans-serif;--font-heading: "Inter", system-ui, sans-serif;--radius-sm: 8px;--radius-md: 12px;--radius-lg: 20px;--shadow-sm: 0 2px 4px rgba(15, 23, 42, .04);--shadow-md: 0 10px 20px rgba(15, 23, 42, .06);--shadow-hover: 0 20px 25px -5px rgba(15, 23, 42, .1), 0 8px 10px -6px rgba(15, 23, 42, .1);--transition: all .25s cubic-bezier(.4, 0, .2, 1);--container-width: 760px}*{box-sizing:border-box;margin:0;padding:0}html{font-family:var(--font-base);font-size:100%;scroll-behavior:smooth;background-color:var(--bg-main)}body{background-color:var(--bg-main);color:var(--text-main);line-height:1.6;-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale;display:flex;flex-direction:column;min-height:100vh}.container{width:100%;max-width:var(--container-width);margin:0 auto;padding:0 1.5rem}.skip-link{position:absolute;top:-100%;left:1.5rem;background:var(--accent-primary);color:#fff;padding:.75rem 1.5rem;text-decoration:none;font-weight:600;border-radius:var(--radius-sm);z-index:9999;transition:var(--transition)}.skip-link:focus{top:1rem;outline:3px solid var(--border-focus)}.site-header{background:#ffffffd9;backdrop-filter:blur(12px);-webkit-backdrop-filter:blur(12px);border-bottom:1px solid var(--border-light);position:sticky;top:0;z-index:1000}.header-inner{display:flex;justify-content:space-between;align-items:center;height:4.5rem}.brand{font-family:var(--font-heading);font-size:1.35rem;font-weight:800;letter-spacing:-.02em;background:linear-gradient(135deg,var(--accent-primary),var(--accent-secondary));-webkit-background-clip:text;-webkit-text-fill-color:transparent;text-decoration:none;display:flex;align-items:center;gap:.5rem}.site-header nav ul{display:flex;list-style:none;gap:1.5rem;align-items:center}.site-header nav a{color:var(--text-main);text-decoration:none;font-weight:500;font-size:.95rem;transition:var(--transition);padding:.5rem 0;position:relative}.site-header nav a:hover{color:var(--accent-primary)}.site-header nav a:after{content:"";position:absolute;bottom:0;left:0;width:0%;height:2px;background-color:var(--accent-primary);transition:var(--transition)}.site-header nav a:hover:after,.site-header nav a:focus:after{width:100%}.lang-switch{display:flex;background:var(--bg-main);border-radius:20px;padding:.25rem;border:1px solid var(--border-light)}.lang-switch a{padding:.25rem .75rem;font-size:.8rem;font-weight:600;color:var(--text-muted);text-decoration:none;border-radius:16px;transition:var(--transition)}.lang-switch a:hover{color:var(--text-main)}.lang-switch a.active{background:var(--bg-card);color:var(--accent-primary);box-shadow:var(--shadow-sm)}main{flex:1;padding:3rem 0 5rem}h1{font-family:var(--font-heading);font-size:2.75rem;font-weight:800;line-height:1.15;color:var(--text-main);letter-spacing:-.03em;margin-bottom:1rem}h2{font-family:var(--font-heading);font-size:2rem;font-weight:700;line-height:1.25;color:var(--text-main);letter-spacing:-.02em;margin-top:2.5rem;margin-bottom:1rem}h3{font-family:var(--font-heading);font-size:1.35rem;font-weight:700;line-height:1.3;color:var(--text-main);margin-bottom:.75rem}a{color:var(--accent-primary);text-decoration:underline;text-decoration-color:var(--accent-glow);text-decoration-thickness:2px;text-underline-offset:3px;transition:var(--transition)}a:hover,a:focus{color:var(--accent-secondary);text-decoration-color:var(--accent-secondary);outline:none}a:focus-visible{outline:2px dashed var(--accent-primary);outline-offset:4px;border-radius:2px}.lead{font-size:1.25rem;color:var(--text-muted);font-weight:400;line-height:1.7;margin-bottom:2rem}.meta{display:flex;align-items:center;flex-wrap:wrap;gap:1rem;font-size:.85rem;color:var(--text-muted);font-family:ui-monospace,SFMono-Regular,Menlo,Monaco,Consolas,Liberation Mono,Courier New,monospace;margin-bottom:1.5rem}.hero-section{background:linear-gradient(180deg,var(--bg-card) 0%,var(--bg-main) 100%);border:1px solid var(--border-light);border-radius:var(--radius-lg);padding:3.5rem 2.5rem;margin-bottom:4rem;text-align:center;box-shadow:var(--shadow-sm);position:relative;overflow:hidden}.hero-section:before{content:"";position:absolute;top:0;left:0;right:0;height:4px;background:linear-gradient(90deg,var(--accent-primary),var(--accent-secondary))}.btn{display:inline-flex;align-items:center;justify-content:center;background:var(--accent-primary);color:#fff;padding:.75rem 1.75rem;font-size:.95rem;font-weight:600;text-decoration:none;border-radius:30px;border:none;cursor:pointer;box-shadow:0 4px 14px var(--accent-glow);transition:var(--transition)}.btn:hover{background:var(--accent-secondary);transform:translateY(-2px);box-shadow:0 6px 20px var(--accent-glow);color:#fff;text-decoration:none}.grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(320px,1fr));gap:2rem;margin-top:2rem}.card{background:var(--bg-card);border-radius:var(--radius-md);padding:1.5rem;border:1px solid var(--border-light);box-shadow:var(--shadow-sm);transition:var(--transition);display:flex;flex-direction:column;position:relative;overflow:hidden}.card:hover{transform:translateY(-4px);box-shadow:var(--shadow-hover);border-color:var(--border-focus)}.card h3{margin-top:.5rem;margin-bottom:.75rem}.card h3 a{color:var(--text-main);text-decoration:none}.card h3 a:before{content:"";position:absolute;inset:0;z-index:1}.card h3 a:hover{color:var(--accent-primary)}.read-more{margin-top:auto;padding-top:1.5rem;font-size:.9rem;font-weight:600;color:var(--accent-primary);text-decoration:none;display:inline-flex;align-items:center;gap:.5rem;position:relative;z-index:2}.read-more:after{content:"→";transition:transform .2s ease}.read-more:hover:after{transform:translate(4px)}.post-list{list-style:none;margin:2rem 0;display:flex;flex-direction:column;gap:1.5rem}.post-list li{background:var(--bg-card);padding:1.25rem 1.5rem;border-radius:var(--radius-sm);border:1px solid var(--border-light);transition:var(--transition)}.post-list li:hover{border-color:var(--accent-secondary);box-shadow:var(--shadow-sm)}.post-list a{font-family:var(--font-heading);font-size:1.15rem;font-weight:600;color:var(--text-main);text-decoration:none;display:block;margin-bottom:.25rem}.post-list a:hover{color:var(--accent-primary)}.prose{max-width:100%;margin-top:2rem}.prose p{margin-bottom:1.5rem;color:var(--text-main)}.prose h2{border-bottom:1px solid var(--border-light);padding-bottom:.5rem;margin-top:3rem}.prose img.hero{width:100%;height:auto;border-radius:var(--radius-lg);box-shadow:var(--shadow-md);margin-bottom:2.5rem;border:1px solid var(--border-light)}.prose code{font-family:ui-monospace,SFMono-Regular,Menlo,Monaco,Consolas,monospace;font-size:.85em;background:#e2e8f0;color:#0f172a;padding:.2em .4em;border-radius:4px}.prose pre{background:#0f172a;padding:1.25rem;border-radius:var(--radius-md);overflow-x:auto;margin:1.5rem 0;box-shadow:inset 0 2px 4px #0003;border:1px solid #1e293b}.prose pre code{background:transparent;color:#e2e8f0;padding:0;font-size:.9rem;border-radius:0}.prose blockquote{border-left:4px solid var(--accent-primary);background:linear-gradient(90deg,#f0f9ff 0%,transparent 100%);padding:1rem 1.5rem;margin:2rem 0;font-style:italic;color:var(--text-muted);border-radius:0 var(--radius-sm) var(--radius-sm) 0}.breadcrumb{font-size:.85rem;color:var(--text-muted);margin-bottom:1.5rem;display:flex;gap:.5rem;align-items:center}.breadcrumb a{color:var(--text-muted);text-decoration:none}.breadcrumb a:hover{color:var(--accent-primary);text-decoration:underline}.tags{display:flex;flex-wrap:wrap;gap:.5rem;margin-top:1.5rem;margin-bottom:2rem}.tag{display:inline-block;background:#f0f9ff;color:var(--accent-primary);padding:.35rem .85rem;font-size:.8rem;font-weight:600;border-radius:20px;text-decoration:none;border:1px solid var(--border-focus);transition:var(--transition)}.tag:hover{background:var(--accent-primary);color:#fff}.site-footer{background:var(--bg-card);border-top:1px solid var(--border-light);padding:3rem 0;margin-top:auto}.footer-inner{display:flex;justify-content:space-between;align-items:center;flex-wrap:wrap;gap:1.5rem}.site-footer nav ul{display:flex;list-style:none;gap:1.5rem;flex-wrap:wrap}.site-footer nav a{color:var(--text-muted);text-decoration:none;font-size:.9rem;transition:var(--transition)}.site-footer nav a:hover{color:var(--accent-primary)}@media(max-width:560px){.header-inner{flex-direction:column;height:auto;padding:1rem 0;gap:1rem}.site-header nav ul{gap:1rem;flex-wrap:wrap;justify-content:center}h1{font-size:2.15rem}h2{font-size:1.6rem}.hero-section{padding:2.5rem 1.5rem}.grid{grid-template-columns:1fr}.footer-inner{flex-direction:column;text-align:center;justify-content:center}.site-footer nav ul{justify-content:center}}