:root{--bg:#ffffff;--surface:#ffffff;--muted:#64748b;--text:#0f172a;--subtext:#334155;--border:#e9eef6;--accent:#6366f1;--space-xxs:6px;--space-xs:8px;--space-sm:14px;--space-md:20px;--space-lg:32px;--space-xl:48px;--space-xxl:72px;--radius-card:12px;--radius-image:10px;--shadow-small:0 1px 2px rgba(2,6,23,0.04);--shadow-hover:0 10px 30px rgba(2,6,23,0.08);--fs-page-title:clamp(28px, 3.8vw, 32px);--fs-featured-title:clamp(24px, 3.8vw, 34px);--fs-card-title:20px;--fs-meta:14px;--fs-excerpt:14px;--fs-h1:clamp(32px, 4.5vw, 42px);--fs-h2:clamp(24px, 3.5vw, 32px);--fs-h3:24px;--fs-h4:20px;--fs-body:18px;--accent-dark:#4f46e5;--code-bg:#0f172a;--code-text:#e2e8f0;--code-inline-bg:#f1f5f9;--blockquote-bg:#f8f9fc}*{box-sizing:border-box}html,body{margin:0;padding:0;height:100%;font-family:Inter,system-ui,-apple-system,segoe ui,Roboto,helvetica neue,Arial,sans-serif;color:var(--text);background:#fff;-webkit-font-smoothing:antialiased}body{font-size:var(--fs-body);line-height:1.65}.wrap{max-width:1180px;margin:0 auto;padding:0 24px}h1,h2,h3,h4,h5,h6{margin:40px 0 16px;font-weight:700;color:var(--text);line-height:1.25}h1{font-size:var(--fs-h1)}h2{font-size:var(--fs-h2)}h3{font-size:var(--fs-h3)}h4{font-size:var(--fs-h4)}h5{font-size:18px}h6{font-size:16px}p{margin:0 0 22px;color:var(--subtext)}strong{font-weight:600}em{font-style:italic}blockquote{border-left:4px solid var(--accent);padding-left:20px;font-size:18px;color:var(--muted);margin:30px 0}a{color:var(--accent);text-decoration:none;transition:color .15s ease}a:hover{color:#4f46e5}ul,ol{margin:20px 0 20px 28px;padding:0;color:var(--subtext)}li{margin-bottom:8px}img{max-width:100%;height:auto;border-radius:var(--radius-image)}table{width:100%;border-collapse:collapse;margin-bottom:30px;font-size:16px}th,td{padding:12px 16px;border-bottom:1px solid var(--border)}th{font-weight:600;background:#f8fafc}.btn{display:inline-block;padding:10px 18px;border-radius:var(--radius-md);font-weight:600;cursor:pointer;font-size:16px;background:var(--text);color:#fff;transition:background .15s}.btn:hover{background:#000}.mt-1{margin-top:var(--space-xs)}.mt-2{margin-top:var(--space-sm)}.mt-3{margin-top:var(--space-md)}.mt-4{margin-top:var(--space-lg)}.mt-5{margin-top:var(--space-xl)}.mt-6{margin-top:var(--space-xxl)}.mb-1{margin-bottom:var(--space-xs)}.mb-2{margin-bottom:var(--space-sm)}.mb-3{margin-bottom:var(--space-md)}.mb-4{margin-bottom:var(--space-lg)}.mb-5{margin-bottom:var(--space-xl)}.mb-6{margin-bottom:var(--space-xxl)}.prose{max-width:770px;margin:0 auto}.header-top{background:#f5f6f8;color:var(--muted);font-size:var(--fs-meta)}.header-top .wrap{display:flex;justify-content:space-between;padding:var(--space-xs)0;gap:var(--space-sm)}.header-main{background:var(--bg);border-bottom:1px solid var(--border)}.header-inner{display:flex;align-items:center;justify-content:space-between;padding:var(--space-sm)0;gap:var(--space-sm)}.brand .logo strong{font-weight:700;font-size:20px;letter-spacing:-.2px;color:var(--text)}.brand .logo .logo-suffix{display:inline-block;margin-left:var(--space-xxs);color:var(--accent);font-weight:600}.primary-nav{display:none;align-items:center;gap:var(--space-md)}.menu{list-style:none;margin:0;padding:0;display:none;flex-direction:column;gap:var(--space-sm);background:var(--bg);position:absolute;top:100%;left:0;right:0;padding:var(--space-sm)var(--space-md);border-bottom:1px solid var(--border);z-index:60}.menu li{display:block}.menu a{color:var(--text);font-weight:500;font-size:var(--fs-meta);display:block;padding:12px 6px;text-decoration:none;border-radius:calc(var(--radius-card)/2)}.menu a:hover,.menu a:focus{background:rgba(99,102,241,6%);color:var(--accent);outline:none}.header-cta{display:none}.header-cta .cta{background:var(--text);color:#fff;padding:10px 14px;border-radius:var(--radius-card);font-weight:600;font-size:var(--fs-meta);text-decoration:none}.menu-toggle{display:inline-block;background:0 0;border:0;padding:var(--space-xxs);cursor:pointer;line-height:0}.hamburger{width:22px;height:2px;background:var(--text);display:inline-block;position:relative;border-radius:2px}.hamburger::before,.hamburger::after{content:"";position:absolute;left:0;width:22px;height:2px;background:var(--text);border-radius:2px}.hamburger::before{top:-6px}.hamburger::after{top:6px}.menu-toggle:focus-visible{outline:none;box-shadow:0 0 0 4px rgba(99,102,241,.12);border-radius:6px}.menu.active{display:flex}@media(min-width:880px){.primary-nav{display:flex}.menu{display:flex!important;flex-direction:row;gap:var(--space-lg);position:static;padding:0;border:none;background:0 0}.menu li{display:inline-block}.menu a{padding:6px 0;font-size:15px}.header-inner{padding:var(--space-md)0;gap:var(--space-lg)}.header-cta{display:block}.menu-toggle{display:none}}.wrap{max-width:1180px;margin:0 auto;padding-left:20px;padding-right:20px}.page-title{font-size:var(--fs-page-title);font-weight:700;margin-top:var(--space-xl);margin-bottom:calc(var(--space-lg) - 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2px)}@media(prefers-reduced-motion:reduce){.post-card,.post-card-thumb img{transition:none!important;transform:none!important}}.featured-section{margin-top:var(--space-xl);margin-bottom:var(--space-xl)}.featured-card{display:grid;grid-template-columns:1fr;gap:var(--space-md);align-items:start}.featured-thumb{display:block;overflow:hidden;border-radius:var(--radius-card)}.featured-thumb img{width:100%;height:clamp(240px,30vw,360px);object-fit:cover;border-radius:var(--radius-card);transition:transform .35s cubic-bezier(.25,.8,.25,1)}.featured-category{display:inline-block;padding:5px 12px;background:var(--accent-light,#eef2ff);color:var(--accent);border-radius:40px;font-size:var(--fs-meta);text-decoration:none;margin-bottom:var(--space-xs)}.featured-title{font-size:var(--fs-featured-title);font-weight:700;line-height:1.25;margin:6px 0 14px}.featured-title a{color:var(--text);text-decoration:none}.featured-title a:hover{color:var(--accent)}.featured-meta{display:flex;gap:6px;align-items:center;color:var(--muted);font-size:var(--fs-meta);margin-bottom:var(--space-sm)}.featured-excerpt{font-size:var(--fs-excerpt);line-height:1.65;color:var(--subtext);margin:0}.featured-svg{display:flex;justify-content:center;align-items:center}.featured-svg svg{width:100%;max-width:280px;height:auto;display:block;opacity:.98;transition:transform .35s ease,opacity .35s ease}.featured-svg:hover svg{transform:translateY(-6px)scale(1.03);opacity:1}@media(min-width:820px){.posts-grid{grid-template-columns:repeat(auto-fill,minmax(300px,1fr));gap:var(--space-lg)}.featured-card{grid-template-columns:1fr 1fr;gap:var(--space-lg)}.post-card-content{padding:20px 22px 26px}.post-card-thumb{height:clamp(160px,20vw,220px)}}.post-hero{margin-top:var(--space-lg);margin-bottom:var(--space-md)}.post-title{font-size:var(--fs-h1);font-weight:700;line-height:1.18;margin:0 0 var(--space-xs);color:var(--text)}.post-meta{font-size:var(--fs-meta);color:var(--muted);display:flex;gap:6px;align-items:center;margin-bottom:var(--space-md)}.post-feature-image img{width:100%;max-height:260px;object-fit:cover;border-radius:var(--radius-image);margin-bottom:var(--space-lg);box-shadow:var(--shadow-small)}.post-content{font-size:var(--fs-body);line-height:1.7;color:var(--subtext)}.post-content p{margin-bottom:var(--space-md)}.post-content h2,.post-content h3,.post-content h4{font-weight:700;color:var(--text);margin-top:var(--space-lg);margin-bottom:var(--space-xs);line-height:1.25}.post-content h2{font-size:var(--fs-h2)}.post-content h3{font-size:var(--fs-h3)}.post-content h4{font-size:var(--fs-h4)}.post-content img{max-width:100%;border-radius:var(--radius-image);margin:var(--space-md)0;box-shadow:var(--shadow-small);transition:transform 320ms cubic-bezier(.22,.95,.32,1)}@media(hover:hover) and (pointer:fine){.post-content img:hover{transform:scale(1.01)}}.post-content blockquote{border-left:4px solid var(--accent);padding-left:var(--space-md);color:var(--muted);margin:var(--space-lg)0;font-style:italic;background:var(--blockquote-bg);border-radius:6px;padding-top:var(--space-sm);padding-bottom:var(--space-sm)}.post-content code{background:var(--code-inline-bg);padding:4px 6px;border-radius:4px;font-size:.95em}.post-content pre{background:var(--code-bg);color:var(--code-text);padding:var(--space-md);border-radius:var(--radius-card);overflow-x:auto;margin:var(--space-lg)0;box-shadow:var(--shadow-small);font-size:15px;line-height:1.6}.post-content pre code{background:0 0;padding:0;border-radius:0}.post-pagination{padding:var(--space-xl)0 var(--space-lg)}.post-nav-links{display:flex;justify-content:space-between;font-size:16px;gap:var(--space-md)}.post-nav-links a{color:var(--accent);font-weight:600;text-decoration:none;transition:color 200ms ease}@media(hover:hover) and (pointer:fine){.post-nav-links a:hover{color:var(--accent-dark);text-decoration:underline;text-underline-offset:3px}}@media(min-width:760px){.post-feature-image img{max-height:320px}.post-content{font-size:var(--fs-body)}}@media(min-width:1024px){.post-hero{margin-top:var(--space-xl);margin-bottom:var(--space-lg)}.post-meta{margin-bottom:var(--space-lg)}.post-feature-image img{max-height:420px}}@media(prefers-reduced-motion:reduce){*{transition:none!important}}.site-footer{background:#f8fafc;border-top:1px solid var(--border);padding:var(--space-xl)0 var(--space-lg);margin-top:var(--space-xl)}.footer-inner{display:flex;flex-direction:column;gap:var(--space-lg);text-align:center}.footer-brand strong{font-size:var(--fs-h4);color:var(--text)}.footer-tagline{font-size:var(--fs-meta);color:var(--muted);margin-top:var(--space-xxs)}.footer-nav ul{list-style:none;padding:0;margin:0;display:flex;gap:var(--space-md);justify-content:center}.footer-nav a{font-weight:500;color:var(--subtext);text-decoration:none}.footer-nav a:hover{color:var(--text)}.footer-copy{font-size:var(--fs-meta);color:var(--muted)}