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var(--spacing-md);background-color:var(--primary);color:#fff;border:none;border-radius:var(--radius-md);cursor:pointer;font-family:inherit;font-size:1rem;font-weight:600;transition:var(--transition)}.btn:hover{background-color:var(--primary-dark);transform:translateY(-2px);box-shadow:var(--shadow-md);text-decoration:none}.card{background:linear-gradient(135deg,#0f172aeb,#0f172af5);border-radius:1.25rem;padding:var(--spacing-md);box-shadow:0 24px 60px #0f172a8c;border:1px solid rgba(148,163,184,.25);transition:transform .25s ease,box-shadow .25s ease,border-color .25s ease}.card:hover{box-shadow:0 30px 80px #0f172ab3;transform:translateY(-6px) translateZ(0);border-color:#38bdf873}.text-center{text-align:center}.mt-1{margin-top:var(--spacing-xs)}.mt-2{margin-top:var(--spacing-sm)}.mt-3{margin-top:var(--spacing-md)}.mt-4{margin-top:var(--spacing-lg)}.mb-1{margin-bottom:var(--spacing-xs)}.mb-2{margin-bottom:var(--spacing-sm)}.mb-3{margin-bottom:var(--spacing-md)}.mb-4{margin-bottom:var(--spacing-lg)}.site-header{background:radial-gradient(circle at top,#0f172afa,#0f172af5);color:#f9fafb;padding:.9rem 0;position:sticky;top:0;z-index:40;-webkit-backdrop-filter:blur(12px);backdrop-filter:blur(12px);border-bottom:1px solid rgba(148,163,184,.4)}.header-inner{display:flex;align-items:center;justify-content:space-between;gap:var(--spacing-md)}.logo a{font-size:1.5rem;font-weight:800;color:#f9fafb;text-decoration:none}.logo-subtitle{font-size:.9rem;color:#e5e7eb;margin-top:.25rem}.main-nav{display:flex;align-items:center;gap:var(--spacing-sm);font-size:.95rem}.main-nav a{color:#e5e7eb;padding:.4rem .75rem;border-radius:999px;border:1px solid transparent}.main-nav a:hover{border-color:#94a3b8cc;background-color:#0f172ae6;color:#f9fafb}.site-main{padding:var(--spacing-lg) 0 var(--spacing-xl)}.site-footer{border-top:1px solid rgba(148,163,184,.25);padding:var(--spacing-md) 0;background:radial-gradient(circle at bottom,#1e40af8c,#0f172afa);color:var(--text-secondary)}.footer-inner{text-align:center;font-size:.9rem}.blog-hero{margin-bottom:var(--spacing-xl);padding:calc(var(--spacing-lg) * .9);border-radius:1.75rem;background:radial-gradient(circle at top left,rgba(56,189,248,.18),transparent 60%),radial-gradient(circle at bottom right,rgba(52,211,153,.22),transparent 55%),linear-gradient(135deg,#0f172af5,#0f172afa);border:1px solid rgba(148,163,184,.35);box-shadow:0 30px 80px #0f172ad9;display:flex;flex-direction:column;gap:1.25rem;position:relative;overflow:hidden}.blog-hero:before{content:"";position:absolute;inset-inline-start:-6rem;top:-4rem;width:260px;height:260px;background:radial-gradient(circle,rgba(59,130,246,.22),transparent 70%);opacity:.8;pointer-events:none}.blog-hero:after{content:"";position:absolute;inset-inline-end:-4rem;bottom:-5rem;width:260px;height:260px;background:radial-gradient(circle,rgba(34,197,94,.22),transparent 70%);opacity:.8;pointer-events:none}.blog-hero>*{position:relative;z-index:1}.blog-hero-badge{display:inline-flex;align-items:center;gap:.6rem;padding:.35rem .9rem;border-radius:999px;background-color:#0f172ae6;color:#e5e7eb;font-size:.85rem;border:1px solid rgba(148,163,184,.45);-webkit-backdrop-filter:blur(10px);backdrop-filter:blur(10px)}.blog-hero-badge span{display:inline-flex;width:.55rem;height:.55rem;border-radius:999px;background:radial-gradient(circle,#22c55e,#16a34a);box-shadow:0 0 0 4px #22c55e2e}.blog-hero-title{font-size:2.4rem;margin-bottom:.2rem;background:linear-gradient(to left,#e5e7eb,#bae6fd);-webkit-background-clip:text;color:transparent}.blog-hero-subtitle{color:var(--text-secondary);max-width:40rem;font-size:.98rem}.blog-hero-meta{display:flex;flex-wrap:wrap;gap:.75rem;margin-top:.75rem;font-size:.85rem;color:var(--text-secondary)}.pill{display:inline-flex;align-items:center;gap:.35rem;padding:.25rem .75rem;border-radius:999px;background-color:#0f172ae6;border:1px solid rgba(148,163,184,.5)}.pill-dot{width:.32rem;height:.32rem;border-radius:999px;background-color:var(--accent)}.blog-grid{display:flex;flex-direction:column;gap:var(--spacing-lg)}.posts-list{display:grid;grid-template-columns:repeat(auto-fit,minmax(280px,1fr));gap:var(--spacing-md)}.post-card{display:flex;flex-direction:column;justify-content:space-between;height:100%;background:linear-gradient(135deg,#0f172af5,#0f172af7)}.post-card-meta{display:flex;flex-wrap:wrap;gap:.5rem;margin-bottom:.75rem;font-size:.85rem;color:var(--text-secondary)}.post-card-title{font-size:1.25rem;margin-bottom:.4rem}.post-card-excerpt{color:var(--text-secondary);font-size:.95rem}.post-card-footer{display:flex;align-items:center;justify-content:space-between;margin-top:var(--spacing-sm)}.post-card-link{font-size:.9rem;font-weight:600}.sidebar-card{position:sticky;top:5.5rem;background:linear-gradient(145deg,#0f172afa,#1e40afe6)}.sidebar-list{list-style:none;margin:0;padding:0;display:flex;flex-direction:column;gap:.5rem;font-size:.9rem}.sidebar-list a{display:flex;justify-content:space-between;align-items:center;padding:.4rem .5rem;border-radius:var(--radius-md)}.sidebar-list a span{color:var(--text-secondary)}.sidebar-list a:hover{background-color:#0f172a08;text-decoration:none}.sidebar-pill{font-size:.8rem;padding:.1rem .5rem;border-radius:999px;background-color:#2563eb14;color:var(--primary-dark)}.post-header{margin-bottom:var(--spacing-md)}.post-title{font-size:2rem;margin-bottom:var(--spacing-sm)}.post-meta{display:flex;flex-wrap:wrap;gap:.5rem;font-size:.9rem;color:var(--text-secondary);margin-bottom:var(--spacing-sm)}.post-content{font-size:1.02rem}.post-content p{margin-bottom:1rem}.post-content h2,.post-content h3{margin-top:1.5rem}.post-content ul,.post-content ol{margin-right:1.25rem;margin-bottom:1rem}.post-content li{margin-bottom:.35rem}.keyword-link{font-weight:600;color:var(--accent);text-decoration:underline}.keyword-link:hover{color:var(--primary-dark)}.back-link{display:inline-flex;align-items:center;gap:.35rem;font-size:.9rem;margin-bottom:var(--spacing-md)}.back-link-arrow{display:inline-block;transform:rotate(180deg)}@media (max-width: 768px){html{font-size:14px}h1{font-size:2rem}h2{font-size:1.5rem}.container{padding:0 var(--spacing-sm)}.header-inner{flex-direction:column;align-items:flex-start}.blog-hero,.blog-grid{grid-template-columns:minmax(0,1fr)}.sidebar-card{position:static}}