:root{--bg-primary: #ffffff;--bg-secondary: #f8fafc;--bg-tertiary: #f1f5f9;--text-primary: #0f172a;--text-secondary: #475569;--accent: #0ea5e9;--accent-hover: #0284c7;--border: #e2e8f0;--card-shadow: 0 4px 6px -1px rgb(0 0 0 / .1), 0 2px 4px -2px rgb(0 0 0 / .1);--transition: all .3s cubic-bezier(.4, 0, .2, 1);--radius-sm: 8px;--radius-md: 12px;--radius-lg: 24px;--header-height: 70px;--max-width: 1200px}[data-theme=dark]{--bg-primary: #0f172a;--bg-secondary: #1e293b;--bg-tertiary: #334155;--text-primary: #f8fafc;--text-secondary: #94a3b8;--accent: #38bdf8;--accent-hover: #7dd3fc;--border: #334155;--card-shadow: 0 10px 15px -3px rgb(0 0 0 / .3), 0 4px 6px -4px rgb(0 0 0 / .3)}*{margin:0;padding:0;box-sizing:border-box}html{scroll-behavior:smooth;font-family:Inter,-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,sans-serif}body{background-color:var(--bg-primary);color:var(--text-primary);line-height:1.6;transition:background-color .3s,color .3s;overflow-x:hidden}a{text-decoration:none;color:inherit;transition:var(--transition)}button{cursor:pointer;border:none;background:none;font-family:inherit}.container{max-width:var(--max-width);margin:0 auto;padding:0 1.5rem}.reading-progress-container{position:fixed;top:0;left:0;width:100%;height:4px;background:transparent;z-index:2000}.reading-progress-bar{height:100%;width:0%;background-color:var(--accent);transition:width .1s ease-out}header{height:var(--header-height);background:var(--bg-primary);border-bottom:1px solid var(--border);position:fixed;top:0;left:0;width:100%;z-index:1000;display:flex;align-items:center}.nav-container{display:flex;justify-content:space-between;align-items:center;width:100%}.logo{display:flex;align-items:center;gap:.5rem;font-weight:800;font-size:1.5rem;color:var(--accent)}.nav-links{display:flex;gap:2rem;align-items:center}.nav-links a{font-weight:500;font-size:.95rem;color:var(--text-secondary)}.nav-links a:hover,.nav-links a.active{color:var(--accent)}.nav-actions{display:flex;align-items:center;gap:1.5rem}.search-container{position:relative;display:flex;align-items:center}.search-container input{padding:.5rem 1rem .5rem 2.2rem;border-radius:var(--radius-sm);border:1px solid var(--border);background:var(--bg-tertiary);color:var(--text-primary);font-size:.85rem;width:200px;transition:var(--transition)}.search-container input:focus{outline:none;border-color:var(--accent);width:250px;background:var(--bg-primary)}.search-icon{position:absolute;left:.8rem;font-size:.9rem;pointer-events:none;opacity:.6}.btn-primary{background-color:var(--accent);color:#fff;padding:.6rem 1.2rem;border-radius:var(--radius-sm);font-weight:600;transition:var(--transition)}.btn-primary:hover{background-color:var(--accent-hover);transform:translateY(-2px)}.theme-toggle{color:var(--text-secondary);font-size:1.2rem;display:flex;align-items:center;justify-content:center}.mobile-menu-btn{display:none;font-size:1.5rem}main{margin-top:var(--header-height);min-height:calc(100vh - var(--header-height) - 300px)}.hero{padding:6rem 0;text-align:center;background:radial-gradient(circle at top right,rgba(14,165,233,.1),transparent 40%),radial-gradient(circle at bottom left,rgba(14,165,233,.05),transparent 40%)}.hero-content{max-width:800px;margin:0 auto}.badge{display:inline-block;padding:.25rem .75rem;background:var(--bg-tertiary);border-radius:999px;font-size:.8rem;font-weight:600;color:var(--accent);margin-bottom:1.5rem;border:1px solid var(--border)}.hero h1{font-size:3.5rem;line-height:1.1;font-weight:800;margin-bottom:1.5rem;letter-spacing:-.02em}.hero p{font-size:1.2rem;color:var(--text-secondary);margin-bottom:2.5rem}.hero-btns{display:flex;gap:1rem;justify-content:center}.btn-outline{border:2px solid var(--border);padding:.6rem 1.2rem;border-radius:var(--radius-sm);font-weight:600}.btn-outline:hover{border-color:var(--accent);color:var(--accent)}.section-padding{padding:5rem 0}.section-header{margin-bottom:3rem;display:flex;justify-content:space-between;align-items:flex-end}.section-header h2{font-size:2rem;font-weight:700}.categories-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(250px,1fr));gap:1.5rem}.category-card{background:var(--bg-secondary);padding:2rem;border-radius:var(--radius-md);border:1px solid var(--border);display:flex;flex-direction:column;gap:1rem;transition:var(--transition)}.category-card:hover{transform:translateY(-5px);border-color:var(--accent);box-shadow:var(--card-shadow)}.category-icon{font-size:2rem}.category-card h3{font-weight:700}.category-card p{font-size:.9rem;color:var(--text-secondary)}.posts-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(350px,1fr));gap:2rem}.post-card{background:var(--bg-primary);border-radius:var(--radius-md);overflow:hidden;border:1px solid var(--border);transition:var(--transition)}.post-card:hover{transform:translateY(-5px);box-shadow:var(--card-shadow)}.post-img{width:100%;aspect-ratio:16/9;background:var(--bg-tertiary);position:relative;overflow:hidden}.post-img img{width:100%;height:100%;object-fit:cover;transition:transform .5s ease}.post-card:hover .post-img img{transform:scale(1.05)}.post-content{padding:1.5rem}.post-meta{display:flex;gap:1rem;font-size:.8rem;color:var(--text-secondary);margin-bottom:.75rem}.post-title{font-size:1.25rem;font-weight:700;margin-bottom:.75rem;line-height:1.3}.post-excerpt{font-size:.95rem;color:var(--text-secondary);margin-bottom:1.5rem}.newsletter-section{background:var(--bg-secondary);border-radius:var(--radius-lg);padding:4rem;text-align:center;margin:4rem auto;border:1px solid var(--border)}.newsletter-content{max-width:600px;margin:0 auto}.newsletter-form{display:flex;gap:.5rem;margin-top:2rem}.newsletter-form input{flex:1;padding:.8rem 1.2rem;border-radius:var(--radius-sm);border:1px solid var(--border);background:var(--bg-primary);color:var(--text-primary)}.newsletter-form button{padding:.8rem 2rem}footer{background:var(--bg-secondary);border-top:1px solid var(--border);padding:5rem 0 2rem;margin-top:5rem}.footer-grid{display:grid;grid-template-columns:2fr 1fr 1fr 1fr;gap:4rem;margin-bottom:4rem}.footer-brand p{margin-top:1.5rem;color:var(--text-secondary);max-width:300px}.footer-links h4{font-weight:700;margin-bottom:1.5rem}.footer-links ul{list-style:none}.footer-links li{margin-bottom:.75rem}.footer-links a{color:var(--text-secondary);font-size:.9rem}.footer-links a:hover{color:var(--accent)}.footer-bottom{padding-top:2rem;border-top:1px solid var(--border);display:flex;justify-content:space-between;font-size:.85rem;color:var(--text-secondary)}@media(max-width:968px){.nav-links,.search-container,.nav-actions .btn-primary{display:none}.mobile-menu-btn{display:block}.logo{font-size:1.2rem}.footer-grid{grid-template-columns:repeat(2,1fr)}.hero h1{font-size:2.5rem}}@media(max-width:640px){.footer-grid{grid-template-columns:1fr;gap:2rem}.newsletter-form{flex-direction:column}.newsletter-section{padding:2rem}}.page-header{padding:4rem 0;text-align:center;border-bottom:1px solid var(--border);background:var(--bg-secondary)}.content-page{padding:4rem 0;max-width:800px;margin:0 auto}.content-page h2{margin:2rem 0 1rem}.article-header{margin-bottom:3rem}.article-hero{width:100%;border-radius:var(--radius-md);margin-bottom:3rem}.article-body{font-size:1.1rem;line-height:1.8}.article-body p{margin-bottom:1.5rem}.contact-grid{display:grid;grid-template-columns:1fr 1fr;gap:4rem}.contact-form{display:flex;flex-direction:column;gap:1.5rem}.form-group{display:flex;flex-direction:column;gap:.5rem}.form-group label{font-weight:600;font-size:.9rem}.form-group input,.form-group textarea{padding:.8rem;border-radius:var(--radius-sm);border:1px solid var(--border);background:var(--bg-primary);color:var(--text-primary);font-family:inherit}.form-group textarea{min-height:150px}.privacy-page ul{margin-left:1.5rem;margin-bottom:1.5rem}.mobile-nav{position:fixed;top:0;right:-100%;width:80%;height:100%;background:var(--bg-primary);z-index:2000;padding:4rem 2rem;transition:.4s ease;box-shadow:-10px 0 30px #0000001a}.mobile-nav.active{right:0}.mobile-nav ul{list-style:none;display:flex;flex-direction:column;gap:2rem}.mobile-nav a{font-size:1.5rem;font-weight:700}.overlay{position:fixed;top:0;left:0;width:100%;height:100%;background:#00000080;z-index:1500;opacity:0;pointer-events:none;transition:.3s}.overlay.active{opacity:1;pointer-events:all}.share-buttons-container{display:flex;gap:.5rem;flex-wrap:wrap;align-items:center}.share-btn{display:flex;align-items:center;gap:.4rem;padding:.4rem .8rem;border-radius:var(--radius-sm);font-size:.85rem;font-weight:500;color:#fff;border:none;transition:opacity .2s;cursor:pointer}.share-btn:hover{opacity:.85}.share-btn.whatsapp{background-color:#25d366;font-weight:600;font-size:.95rem;padding:.5rem 1rem}.share-btn.facebook{background-color:#1877f2}.share-btn.twitter{background-color:#000}[data-theme=light] .share-btn.twitter{color:#fff}[data-theme=dark] .share-btn.twitter{background-color:#fff;color:#000}.share-btn.linkedin{background-color:#0a66c2}.share-btn.telegram{background-color:#229ed9}.share-btn.copylink{background-color:var(--bg-tertiary);color:var(--text-primary);border:1px solid var(--border)}@media(max-width:768px){.share-buttons-container.mobile-bar{position:fixed;bottom:0;left:0;width:100%;background:var(--bg-primary);border-top:1px solid var(--border);box-shadow:0 -2px 10px #0000001a;padding:.5rem;display:flex!important;justify-content:space-around;gap:.5rem;z-index:1000}.share-buttons-container.mobile-bar .share-btn span{display:none}.share-buttons-container.mobile-bar .share-btn{padding:.5rem;flex:1;justify-content:center}.share-buttons-container.mobile-bar .share-btn.whatsapp{flex:1.5}.share-buttons-container.mobile-bar .share-btn.whatsapp span{display:inline;font-size:.8rem}}