:root{--primary-color:#2563eb;--secondary-color:#7c3aed;--accent-color:#06b6d4;--dark-color:#1e293b;--gray-color:#64748b;--light-color:#f8fafc;--success-color:#10b981;--white:#ffffff;--font-primary:'Inter',-apple-system,BlinkMacSystemFont,'Segoe UI',Roboto,sans-serif;--font-heading:'Poppins',-apple-system,BlinkMacSystemFont,'Segoe UI',Roboto,sans-serif;--border-radius:8px;--border-radius-lg:12px;--box-shadow:0 4px 6px -1px rgba(0,0,0,0.1),0 2px 4px -1px rgba(0,0,0,0.06);--box-shadow-lg:0 10px 15px -3px rgba(0,0,0,0.1),0 4px 6px -2px rgba(0,0,0,0.05)}*{box-sizing:border-box}body{font-family:var(--font-primary);font-size:16px;line-height:1.6;color:var(--dark-color);background-color:var(--white)}h1,h2,h3,h4,h5,h6{font-family:var(--font-heading);font-weight:600;line-height:1.3;color:var(--dark-color)}.section-title{font-size:2rem;font-weight:700;color:var(--dark-color);position:relative;margin-bottom:2rem}.section-title::after{content:'';position:absolute;bottom:-8px;left:0;width:60px;height:3px;background:linear-gradient(90deg,var(--primary-color),var(--secondary-color));border-radius:2px}.header-main{background:linear-gradient(135deg,var(--dark-color) 0,#334155 100%);box-shadow:var(--box-shadow);position:sticky;top:0;z-index:1000}.navbar-brand.logo{text-decoration:none}.logo-text{font-family:var(--font-heading);font-size:1.75rem;font-weight:700;background:linear-gradient(135deg,var(--primary-color),var(--secondary-color));-webkit-background-clip:text;-webkit-text-fill-color:transparent;background-clip:text}.navbar-nav .nav-link{font-weight:500;color:rgba(255,255,255,0.9) !important;padding:0.75rem 1rem;border-radius:var(--border-radius);transition:all 0.3s ease}.navbar-nav .nav-link:hover,.navbar-nav .nav-link.active{color:var(--white) !important;background-color:rgba(37,99,235,0.2)}.language-toggle .btn-link{color:rgba(255,255,255,0.9);text-decoration:none;font-weight:500}.language-toggle .dropdown-menu{border:none;box-shadow:var(--box-shadow-lg);border-radius:var(--border-radius)}.language-toggle .dropdown-item.active{background-color:var(--primary-color);color:var(--white)}.hero-section{background:linear-gradient(135deg,var(--primary-color) 0,var(--secondary-color) 100%);color:var(--white);padding:4rem 0;text-align:center}.hero-title{font-size:3.5rem;font-weight:700;margin-bottom:1rem;text-shadow:2px 2px 4px rgba(0,0,0,0.3)}.hero-subtitle{font-size:1.25rem;font-weight:400;max-width:800px;margin:0 auto;opacity:0.95}.news-card{border:none;border-radius:var(--border-radius-lg);overflow:hidden;box-shadow:var(--box-shadow);transition:all 0.3s ease;height:100%}.news-card:hover{transform:translateY(-5px);box-shadow:var(--box-shadow-lg)}.news-image{position:relative;overflow:hidden}.news-image img{width:100%;height:250px;object-fit:cover;transition:transform 0.3s ease}.news-card:hover .news-image img{transform:scale(1.05)}.news-image-small{position:relative;overflow:hidden;height:100%}.news-image-small img{width:100%;height:100%;object-fit:cover}.news-placeholder{height:250px;background:linear-gradient(135deg,var(--primary-color),var(--secondary-color));display:flex;align-items:center;justify-content:center;position:relative}.news-placeholder i{font-size:4rem;color:rgba(255,255,255,0.8)}.category-badge{position:absolute;top:1rem;left:1rem;background-color:var(--primary-color);color:var(--white);padding:0.25rem 0.75rem;border-radius:var(--border-radius);font-size:0.875rem;font-weight:500;z-index:2}.category-badge.small{position:static;display:inline-block;margin-bottom:0.5rem;font-size:0.75rem;padding:0.125rem 0.5rem}.news-meta{margin-bottom:0.75rem}.news-date{color:var(--gray-color);font-size:0.875rem;font-weight:500}.news-date i{margin-right:0.25rem}.keynotes{display:flex;flex-wrap:wrap;gap:0.5rem}.keynote-badge{background-color:var(--accent-color);color:var(--white);padding:0.25rem 0.5rem;border-radius:var(--border-radius);font-size:0.75rem;font-weight:500}.featured-main .news-image img{height:400px}.featured-side .card-body{padding:1rem}.small-title{font-size:1rem;line-height:1.4;margin-bottom:0.5rem}.category-card{background:var(--white);border-radius:var(--border-radius-lg);padding:2rem;text-align:center;box-shadow:var(--box-shadow);transition:all 0.3s ease;height:100%}.category-card:hover{transform:translateY(-5px);box-shadow:var(--box-shadow-lg)}.category-icon{width:80px;height:80px;background:linear-gradient(135deg,var(--primary-color),var(--secondary-color));border-radius:50%;display:flex;align-items:center;justify-content:center;margin:0 auto 1.5rem}.category-icon i{font-size:2rem;color:var(--white)}.category-card h4{font-size:1.5rem;margin-bottom:1rem}.category-card p{color:var(--gray-color);margin-bottom:1.5rem}.breadcrumb-section{background-color:var(--light-color);padding:1rem 0}.breadcrumb{background:none;padding:0;margin:0}.breadcrumb-item + .breadcrumb-item::before{content:">";color:var(--gray-color)}.breadcrumb-item a{color:var(--primary-color);text-decoration:none}.breadcrumb-item.active{color:var(--gray-color)}.filters-section{background-color:var(--white);padding:1.5rem 0;border-bottom:1px solid #e2e8f0}.filter-chips{display:flex;flex-wrap:wrap;gap:0.75rem}.filter-chip{background-color:var(--light-color);color:var(--dark-color);border:none;padding:0.5rem 1rem;border-radius:50px;font-size:0.875rem;font-weight:500;cursor:pointer;transition:all 0.3s ease}.filter-chip:hover,.filter-chip.active{background-color:var(--primary-color);color:var(--white)}.news-list-item{border:none;border-radius:var(--border-radius-lg);margin-bottom:1.5rem;box-shadow:var(--box-shadow);transition:all 0.3s ease}.news-list-item:hover{box-shadow:var(--box-shadow-lg)}.news-list-item .news-image{flex:0 0 300px}.news-list-item .news-image img{height:200px}.article-header{padding:2rem 0}.article-title{font-size:2.5rem;font-weight:700;margin-bottom:1rem}.article-meta{display:flex;align-items:center;gap:1rem;margin-bottom:1.5rem;color:var(--gray-color)}.article-content{font-size:1.125rem;line-height:1.8}.article-content h2,.article-content h3{margin-top:2rem;margin-bottom:1rem}.article-content p{margin-bottom:1.5rem}.sidebar{background-color:var(--light-color);padding:2rem;border-radius:var(--border-radius-lg);height:fit-content;position:sticky;top:100px}.sidebar-title{font-size:1.5rem;font-weight:600;margin-bottom:1.5rem;color:var(--dark-color)}.related-article{display:flex;gap:1rem;padding:1rem 0;border-bottom:1px solid #e2e8f0;text-decoration:none;color:inherit}.related-article:last-child{border-bottom:none}.related-article:hover{background-color:rgba(37,99,235,0.05);border-radius:var(--border-radius)}.related-article img{width:80px;height:60px;object-fit:cover;border-radius:var(--border-radius)}.related-article-content h6{font-size:0.95rem;margin-bottom:0.25rem;line-height:1.4}.related-article-content small{color:var(--gray-color)}.social-sharing{display:flex;gap:0.75rem;margin:2rem 0}.social-btn{width:45px;height:45px;border-radius:50%;display:flex;align-items:center;justify-content:center;color:var(--white);text-decoration:none;transition:transform 0.3s ease}.social-btn:hover{transform:scale(1.1);color:var(--white)}.social-btn.facebook{background-color:#1877f2}.social-btn.twitter{background-color:#1da1f2}.social-btn.linkedin{background-color:#0077b5}.social-btn.whatsapp{background-color:#25d366}.tags-section{margin:2rem 0}.tag{display:inline-block;background-color:var(--light-color);color:var(--dark-color);padding:0.25rem 0.75rem;border-radius:var(--border-radius);font-size:0.875rem;margin-right:0.5rem;margin-bottom:0.5rem;text-decoration:none;transition:all 0.3s ease}.tag:hover{background-color:var(--primary-color);color:var(--white)}.external-links{background-color:var(--light-color);padding:1.5rem;border-radius:var(--border-radius-lg);margin:2rem 0}.external-link{display:flex;align-items:center;padding:0.75rem 0;color:var(--primary-color);text-decoration:none;border-bottom:1px solid #e2e8f0}.external-link:last-child{border-bottom:none}.external-link i{margin-right:0.5rem}.external-link:hover{color:var(--secondary-color)}.footer-main{background:linear-gradient(135deg,var(--dark-color) 0,#334155 100%)}.footer-brand .logo-text{font-size:1.5rem;margin-bottom:1rem}.newsletter-form .input-group{margin-top:1rem}.newsletter-form .form-control{border:none;border-radius:var(--border-radius) 0 0 var(--border-radius)}.newsletter-form .btn{border-radius:0 var(--border-radius) var(--border-radius) 0}.loading-spinner{text-align:center;padding:2rem}.spinner-border{color:var(--primary-color)}@media (max-width:768px){.hero-title{font-size:2.5rem}.hero-subtitle{font-size:1.125rem}.section-title{font-size:1.75rem}.news-list-item .news-image{flex:none}.news-list-item .news-image img{height:150px}.article-title{font-size:2rem}.sidebar{margin-top:2rem;position:static}.social-sharing{justify-content:center}.filter-chips{justify-content:center}}@media (max-width:576px){.hero-section{padding:2rem 0}.hero-title{font-size:2rem}.featured-main .news-image img{height:250px}.category-card{padding:1.5rem}.category-icon{width:60px;height:60px}.category-icon i{font-size:1.5rem}}.text-gradient{background:linear-gradient(135deg,var(--primary-color),var(--secondary-color));-webkit-background-clip:text;-webkit-text-fill-color:transparent;background-clip:text}.btn-gradient{background:linear-gradient(135deg,var(--primary-color),var(--secondary-color));border:none;color:var(--white)}.btn-gradient:hover{background:linear-gradient(135deg,var(--secondary-color),var(--primary-color));color:var(--white)}.related-placeholder{width:80px;height:60px;background:linear-gradient(135deg,var(--primary-color),var(--secondary-color));border-radius:var(--border-radius);display:flex;align-items:center;justify-content:center;flex-shrink:0}.related-placeholder i{color:white;font-size:1.5rem}.newsletter-sidebar{background:linear-gradient(135deg,var(--primary-color),var(--secondary-color));color:white;padding:2rem;border-radius:var(--border-radius-lg);margin-top:2rem}.newsletter-sidebar h5{color:white}.newsletter-sidebar .form-control{border:2px solid rgba(255,255,255,0.3);background:rgba(255,255,255,0.1);color:white}.newsletter-sidebar .form-control::placeholder{color:rgba(255,255,255,0.7)}.newsletter-sidebar .form-control:focus{border-color:white;box-shadow:none;background:rgba(255,255,255,0.2)}.newsletter-sidebar .btn-primary{background:white;color:var(--primary-color);border:none;font-weight:600}.newsletter-sidebar .btn-primary:hover{background:rgba(255,255,255,0.9);color:var(--primary-color)}#scroll-to-top{opacity:0;visibility:hidden;transition:all 0.3s ease}#scroll-to-top.visible{opacity:1;visibility:visible}.btn:disabled{opacity:0.6;cursor:not-allowed}.notification{animation:slideInRight 0.3s ease}@keyframes slideInRight{from{transform:translateX(100%);opacity:0}to{transform:translateX(0);opacity:1}}.fade-in{opacity:0;transform:translateY(30px);transition:all 0.6s ease}.fade-in.visible{opacity:1;transform:translateY(0)}@media (max-width:991px){.navbar-collapse{background:rgba(30,41,59,0.95);backdrop-filter:blur(10px);border-radius:var(--border-radius);margin-top:1rem;padding:1rem}.navbar-nav{text-align:center}.nav-item{margin:0.25rem 0}}@media print{.header-main,.footer-main,.sidebar,.social-sharing,.breadcrumb-section,.filters-section,#scroll-to-top{display:none !important}.article-section{padding:0 !important}.container{max-width:100% !important}}@media (prefers-contrast:high){:root{--primary-color:#0066cc;--secondary-color:#6600cc;--dark-color:#000000;--gray-color:#666666}}@media (prefers-reduced-motion:reduce){*,*::before,*::after{animation-duration:0.01ms !important;animation-iteration-count:1 !important;transition-duration:0.01ms !important}}.btn:focus,.form-control:focus,.nav-link:focus,.dropdown-toggle:focus{outline:2px solid var(--primary-color);outline-offset:2px}.skip-to-content{position:absolute;top:-40px;left:6px;background:var(--primary-color);color:white;padding:8px;text-decoration:none;border-radius:4px;z-index:10000}.skip-to-content:focus{top:6px}.keynotes{background:linear-gradient(135deg,rgba(37,99,235,0.05),rgba(124,58,237,0.05));border-left:4px solid var(--primary-color);padding:1.5rem;border-radius:var(--border-radius);margin:1.5rem 0}.keynotes-title{font-size:1.1rem;font-weight:600;color:var(--dark-color);margin-bottom:1rem;display:flex;align-items:center}.keynotes-title i{margin-right:0.5rem;color:var(--primary-color)}.keynotes-list{list-style:none;padding:0;margin:0}.keynote-item{display:flex;align-items:flex-start;margin-bottom:0.75rem;font-size:1rem;line-height:1.5}.keynote-item:last-child{margin-bottom:0}.keynote-bullet{width:8px;height:8px;background:linear-gradient(135deg,var(--primary-color),var(--secondary-color));border-radius:50%;margin-right:0.75rem;margin-top:0.5rem;flex-shrink:0}.keynote-text{color:var(--dark-color);font-weight:500}.keynotes.card-keynotes{background:none;border:none;padding:0;margin-bottom:1rem}.keynotes.card-keynotes .keynotes-list{display:flex;flex-wrap:wrap;gap:0.5rem}.keynote-badge{background-color:var(--accent-color);color:var(--white);padding:0.25rem 0.5rem;border-radius:var(--border-radius);font-size:0.75rem;font-weight:500;display:inline-block}@media (max-width:768px){.keynotes{padding:1rem}.keynote-item{font-size:0.95rem}}