:root{--ai-violet:#7c3aed;--ai-violet-dark:#5b21b6;--ai-indigo:#4f46e5;--ai-cyan:#06b6d4;--ai-pink:#ec4899;--ai-bg:#f6f7fb;--ai-ink:#0f172a;--ai-muted:#64748b;--ai-surface:#ffffff;--ai-border:#e5e7eb;--ai-gradient:linear-gradient(120deg, #7c3aed 0%, #4f46e5 45%, #06b6d4 100%);--ai-radius:1rem}html{scroll-behavior:smooth}body{font-family:inter,system-ui,-apple-system,sans-serif;background-color:var(--ai-bg);color:var(--ai-ink);-webkit-font-smoothing:antialiased}h1,h2,h3,h4,h5,h6{font-family:space grotesk,inter,sans-serif;font-weight:600;letter-spacing:-.02em}a{color:var(--ai-violet)}a:hover{color:var(--ai-violet-dark)}.btn-primary{--bs-btn-bg:var(--ai-violet);--bs-btn-border-color:var(--ai-violet);--bs-btn-hover-bg:var(--ai-violet-dark);--bs-btn-hover-border-color:var(--ai-violet-dark);--bs-btn-active-bg:var(--ai-violet-dark);--bs-btn-active-border-color:var(--ai-violet-dark)}.btn-outline-primary{--bs-btn-color:var(--ai-violet);--bs-btn-border-color:var(--ai-violet);--bs-btn-hover-bg:var(--ai-violet);--bs-btn-hover-border-color:var(--ai-violet);--bs-btn-active-bg:var(--ai-violet-dark);--bs-btn-active-border-color:var(--ai-violet-dark)}.text-bg-primary{background-color:var(--ai-violet)!important}.text-gradient{background:var(--ai-gradient);-webkit-background-clip:text;background-clip:text;-webkit-text-fill-color:transparent;color:transparent}.navbar-ai{background:rgba(255,255,255,.82);backdrop-filter:blur(12px);-webkit-backdrop-filter:blur(12px);border-bottom:1px solid rgba(229,231,235,.7);padding-top:.75rem;padding-bottom:.75rem}.brand-logo{display:inline-flex;align-items:center;justify-content:center;width:2.4rem;height:2.4rem;border-radius:.7rem;background:var(--ai-gradient);color:#fff;font-size:1.2rem;box-shadow:0 6px 16px rgba(124,58,237,.35)}.brand-name{font-family:space grotesk,sans-serif;font-weight:700;font-size:1.25rem;color:var(--ai-ink)}.navbar-ai .nav-link{font-weight:500;color:var(--ai-muted);padding:.5rem .9rem;border-radius:.6rem;transition:color .2s ease,background-color .2s ease}.navbar-ai .nav-link:hover{color:var(--ai-violet)}.navbar-ai .nav-link.active{color:var(--ai-violet);background:rgba(124,58,237,8%)}.hero{position:relative;overflow:hidden;background:var(--ai-gradient);color:#fff;padding:5rem 0}.hero::before{content:"";position:absolute;inset:0;background:radial-gradient(circle at 20% 20%,rgba(255,255,255,.18),transparent 40%),radial-gradient(circle at 80% 10%,rgba(6,182,212,.35),transparent 45%),radial-gradient(circle at 60% 90%,rgba(236,72,153,.25),transparent 45%);pointer-events:none}.hero-inner{position:relative;z-index:1}.hero-badge{background:rgba(255,255,255,.18);color:#fff;border:1px solid rgba(255,255,255,.35);padding:.5rem 1rem}.hero-title{font-size:clamp(2.2rem,5vw,3.5rem);font-weight:700;line-height:1.1;margin-bottom:1rem}.hero-subtitle{font-size:1.15rem;color:rgba(255,255,255,.92);max-width:560px}.hero-visual{display:flex;align-items:center;justify-content:center;font-size:9rem;color:rgba(255,255,255,.92);filter:drop-shadow(0 20px 40px rgba(0,0,0,.25));animation:float 5s ease-in-out infinite}@keyframes float{0%,100%{transform:translateY(0)}50%{transform:translateY(-18px)}}.section-title{font-size:1.75rem;position:relative;padding-bottom:.5rem}.section-title::after{content:"";position:absolute;left:0;bottom:0;width:48px;height:3px;border-radius:2px;background:var(--ai-gradient)}.section-title.text-center::after{left:50%;transform:translateX(-50%)}.article-card{border-radius:var(--ai-radius);transition:transform .25s ease,box-shadow .25s ease}.article-card:hover{transform:translateY(-6px);box-shadow:0 20px 40px rgba(15,23,42,.12)!important}.article-card-media{display:block;height:200px;overflow:hidden;background:linear-gradient(135deg,#e0e7ff,#cffafe)}.article-card-img{width:100%;height:100%;object-fit:cover;transition:transform .4s ease}.article-card:hover .article-card-img{transform:scale(1.06)}.article-card-fallback{width:100%;height:100%;font-size:4rem;color:var(--ai-violet)}.article-title-link{color:var(--ai-ink)}.article-title-link:hover{color:var(--ai-violet)}.category-chip{display:inline-flex;align-items:center;gap:.5rem;padding:.7rem 1.2rem;border-radius:999px;background:var(--ai-surface);border:1px solid var(--ai-border);color:var(--ai-ink);font-weight:600;text-decoration:none;box-shadow:0 4px 12px rgba(15,23,42,5%);transition:transform .2s ease,box-shadow .2s ease,border-color .2s ease,color .2s ease}.category-chip:hover{transform:translateY(-3px);border-color:var(--ai-violet);color:var(--ai-violet);box-shadow:0 10px 24px rgba(124,58,237,.18)}.category-count{background:var(--ai-gradient);color:#fff;border-radius:999px;padding:.1rem .6rem;font-size:.8rem}.category-card{display:flex;align-items:center;justify-content:space-between;padding:1.25rem 1.5rem;border-radius:var(--ai-radius);background:var(--ai-surface);border:1px solid var(--ai-border);color:var(--ai-ink);font-weight:600;text-decoration:none;transition:transform .2s ease,box-shadow .2s ease,border-color .2s ease,color .2s ease}.category-card:hover{transform:translateY(-4px);border-color:var(--ai-violet);color:var(--ai-violet);box-shadow:0 14px 28px rgba(124,58,237,.14)}.categories-section{background:var(--ai-surface);border-top:1px solid var(--ai-border);border-bottom:1px solid var(--ai-border)}.article-hero{background:var(--ai-gradient);color:#fff;padding:4rem 0 3.5rem}.breadcrumb-dark .breadcrumb-item a{color:rgba(255,255,255,.75);text-decoration:none}.breadcrumb-dark .breadcrumb-item a:hover{color:#fff}.breadcrumb-dark .breadcrumb-item.active{color:rgba(255,255,255,.9)}.breadcrumb-dark .breadcrumb-item+.breadcrumb-item::before{color:rgba(255,255,255,.5)}.article-title{font-size:clamp(1.9rem,4vw,2.8rem);font-weight:700;line-height:1.15;margin-bottom:.75rem}.article-lead{font-size:1.1rem;color:rgba(255,255,255,.9);max-width:720px}.article-meta{display:flex;flex-wrap:wrap;gap:1.25rem;color:rgba(255,255,255,.85);font-size:.95rem}.article-featured{margin-bottom:2rem}.article-featured img{width:100%;max-height:480px;object-fit:cover}.article-content{font-size:1.06rem;line-height:1.8;color:#1e293b}.article-content h2{font-size:1.6rem;margin-top:2.5rem;margin-bottom:1rem;scroll-margin-top:90px}.article-content h3{font-size:1.25rem;margin-top:2rem;margin-bottom:.75rem;scroll-margin-top:90px}.article-content h4{margin-top:1.5rem;scroll-margin-top:90px}.article-content p{margin-bottom:1.25rem}.article-content ul,.article-content ol{margin-bottom:1.25rem;padding-left:1.25rem}.article-content li{margin-bottom:.4rem}.article-content blockquote{border-left:4px solid var(--ai-violet);background:#f5f3ff;padding:1rem 1.25rem;border-radius:0 .75rem .75rem 0;margin:1.5rem 0;font-style:italic;color:var(--ai-violet-dark)}.article-content img{max-width:100%;border-radius:.75rem}.article-content a{font-weight:500}.article-content code{background:#eef2ff;color:var(--ai-violet-dark);padding:.15rem .4rem;border-radius:.35rem;font-size:.9em}.article-content pre{background:#0f172a;color:#e2e8f0;padding:1.25rem;border-radius:.75rem;overflow-x:auto;margin:1.5rem 0}.article-content pre code{background:0 0;color:inherit;padding:0}.sticky-sidebar{position:sticky;top:90px}.widget-card{background:var(--ai-surface);border:1px solid var(--ai-border);border-radius:var(--ai-radius);padding:1.25rem;margin-bottom:1.5rem}.widget-title{font-size:1rem;font-weight:700;margin-bottom:1rem;color:var(--ai-ink)}.toc-widget ul{list-style:none;padding-left:0;margin:0}.toc-widget li{margin-bottom:.4rem}.toc-widget a{color:var(--ai-muted);text-decoration:none;font-size:.9rem;transition:color .15s ease}.toc-widget a:hover{color:var(--ai-violet)}.toc-widget ul ul{padding-left:.9rem;margin-top:.4rem}.share-btn{display:inline-flex;align-items:center;justify-content:center;width:2.5rem;height:2.5rem;border-radius:.75rem;background:var(--ai-bg);color:var(--ai-muted);border:1px solid var(--ai-border);transition:all .2s ease}.share-btn:hover{background:var(--ai-gradient);color:#fff;border-color:transparent}.faq-section .accordion-item{border:1px solid var(--ai-border);border-radius:.75rem!important;margin-bottom:.75rem;overflow:hidden}.faq-section .accordion-button{font-weight:600;color:var(--ai-ink)}.faq-section .accordion-button:not(.collapsed){color:var(--ai-violet);background:#f5f3ff}.faq-section .accordion-button:focus{box-shadow:0 0 0 .2rem rgba(124,58,237,.15)}.post-nav-link{display:block;padding:1.25rem;border:1px solid var(--ai-border);border-radius:var(--ai-radius);background:var(--ai-surface);text-decoration:none;transition:all .2s ease;height:100%}.post-nav-link:hover{border-color:var(--ai-violet);box-shadow:0 12px 24px rgba(124,58,237,.12)}.post-nav-label{display:block;font-size:.8rem;text-transform:uppercase;letter-spacing:.05em;color:var(--ai-violet);margin-bottom:.4rem;font-weight:600}.post-nav-title{color:var(--ai-ink);font-weight:600}.pagination .page-link{border-radius:.6rem!important;margin:0 .2rem;border:1px solid var(--ai-border);color:var(--ai-ink)}.pagination .page-item.active .page-link{background:var(--ai-gradient);border-color:transparent;color:#fff}.pagination .page-item.disabled .page-link{color:#cbd5e1}.footer{background:#0f172a;color:#cbd5e1}.footer-heading{color:#fff;font-weight:700;font-size:.95rem;text-transform:uppercase;letter-spacing:.05em;margin-bottom:1rem}.footer-link{color:#94a3b8;text-decoration:none;transition:color .15s ease}.footer-link:hover{color:#fff}.footer-social{display:inline-flex;align-items:center;justify-content:center;width:2.4rem;height:2.4rem;border-radius:.7rem;background:rgba(255,255,255,8%);color:#cbd5e1;transition:all .2s ease}.footer-social:hover{background:var(--ai-gradient);color:#fff}.footer-divider{border-color:rgba(255,255,255,.1)}.error-page{padding:5rem 0;min-height:60vh}.error-code{font-size:clamp(6rem,20vw,12rem);font-weight:700;line-height:1;letter-spacing:-.05em}.error-title{margin-bottom:1rem}.page-title{font-size:clamp(1.8rem,4vw,2.6rem);font-weight:700}@media(max-width:767.98px){.hero{padding:3.5rem 0}.article-hero{padding:3rem 0 2.5rem}}