:root{--primary-color: #00f5d4;--secondary-color: #9b5de5;--bg-color: #121212;--surface-color: #1e1e1e;--text-color: #e0e0e0;--text-muted-color: #a0a0a0;--border-color: #333333;--heading-font: "Poppins", sans-serif;--body-font: "Open Sans", sans-serif;--box-shadow: 0 4px 15px rgba(0, 0, 0, .2)}*,*:before,*:after{box-sizing:border-box;margin:0;padding:0}body{font-family:var(--body-font);font-size:16px;line-height:1.7;color:var(--text-color);background-color:var(--bg-color);display:flex;flex-direction:column;min-height:100vh;-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale}.container{width:90%;max-width:1200px;margin:0 auto}h1,h2,h3,h4,h5,h6{font-family:var(--heading-font);font-weight:600;line-height:1.3;margin-bottom:.75em;color:var(--primary-color)}h1{font-size:2.8rem}h2{font-size:2.2rem}h3{font-size:1.5rem}p{margin-bottom:1.25rem;color:var(--text-muted-color)}a{color:var(--primary-color);text-decoration:none;transition:color .3s ease,opacity .3s ease}a:hover,a:focus{color:var(--light-text-color);opacity:.8;text-decoration:none}ul{list-style-position:inside;margin-bottom:1.25rem;padding-left:1rem}img{max-width:100%;height:auto;display:block}.btn{display:inline-block;background-color:transparent;color:var(--primary-color);padding:12px 24px;border-radius:50px;border:2px solid var(--primary-color);text-transform:uppercase;font-weight:700;font-family:var(--heading-font);letter-spacing:1px;transition:background-color .3s ease,color .3s ease,transform .3s ease}.btn:hover,.btn:focus{background-color:var(--primary-color);color:var(--bg-color);text-decoration:none;transform:translateY(-3px)}.site-header{background-color:#1e1e1ecc;-webkit-backdrop-filter:blur(10px);backdrop-filter:blur(10px);padding:1rem 0;border-bottom:1px solid var(--border-color);position:sticky;top:0;z-index:1000}.site-header .container{display:flex;justify-content:space-between;align-items:center}.site-title{font-size:1.5rem;font-weight:700;letter-spacing:1px}.site-title a{color:var(--text-color)}.main-nav ul{list-style:none;display:flex;gap:2rem;margin:0;padding:0}.main-nav a{font-family:var(--heading-font);font-weight:500;font-size:1rem;color:var(--text-muted-color);padding:.5rem 0;position:relative}.main-nav a:hover,.main-nav a.active{color:var(--primary-color)}.main-content{flex:1;padding:3rem 0}.main-layout{display:grid;gap:2.5rem}.page-header{text-align:center;padding:2rem 1rem;margin-bottom:3rem}.page-header h1{background:linear-gradient(90deg,var(--primary-color),var(--secondary-color));-webkit-background-clip:text;-webkit-text-fill-color:transparent;margin-bottom:.5rem}.articles-grid{display:grid;gap:1.75rem;grid-template-columns:1fr}.article-card{background-color:var(--surface-color);border-radius:12px;overflow:hidden;border:1px solid var(--border-color);display:flex;flex-direction:column;transition:transform .3s ease,border-color .3s ease}.article-card:hover{transform:translateY(-8px);border-color:var(--primary-color)}.article-card-content{padding:1.75rem;display:flex;flex-direction:column;flex-grow:1}.article-card h2{font-size:1.3rem;color:var(--text-color);margin-top:0}.article-card p{flex-grow:1;margin-bottom:1.5rem}.article-full .article-header{margin-bottom:2rem;border-bottom:1px solid var(--border-color);padding-bottom:1rem}.article-full .article-meta{font-size:.9rem;color:var(--text-muted-color);margin-top:-1rem;display:block}.article-full .article-content{font-size:1.1rem}.article-full .article-content h2,.article-full .article-content h3{margin-top:2.5rem;color:var(--text-color)}.article-full .article-content h3{color:var(--primary-color);font-size:1.4rem}.article-full .cta-section{background-color:var(--surface-color);border-left:4px solid var(--primary-color);padding:2rem;margin:3rem 0;border-radius:8px}.article-full .cta-section h3{margin-top:0;color:var(--primary-color)}.sidebar-widget{background-color:var(--surface-color);padding:1.75rem;border-radius:12px;margin-bottom:1.75rem;border:1px solid var(--border-color)}.sidebar-widget h3{font-size:1.3rem;padding-bottom:.5rem;margin-top:0;margin-bottom:1rem;border-bottom:1px solid var(--border-color)}.sidebar-widget ul{list-style:none;padding:0}.sidebar-widget ul li{margin-bottom:.75rem}.sidebar-widget ul a{font-weight:500;display:block;padding:.5rem;border-radius:5px;transition:background-color .3s ease}.sidebar-widget ul a:hover{background-color:#2a2a2a}.sidebar-promo{line-height:1.5;font-size:1rem;color:var(--text-muted-color)}.site-footer{background-color:var(--surface-color);color:var(--text-muted-color);padding:2.5rem 0;margin-top:auto;border-top:1px solid var(--border-color)}.site-footer .container{display:flex;flex-direction:column;align-items:center;text-align:center;gap:1.5rem}.footer-nav ul{list-style:none;display:flex;gap:2rem;margin:0;padding:0}.footer-nav a{color:var(--text-muted-color)}.footer-nav a:hover{color:var(--primary-color)}.copyright{font-size:.9rem}@media (min-width: 768px){.articles-grid{grid-template-columns:repeat(2,1fr)}.site-footer .container{flex-direction:row;justify-content:space-between}}@media (min-width: 992px){.main-layout{grid-template-columns:3fr 1fr}.articles-grid{grid-template-columns:repeat(2,1fr)}@media (min-width: 1200px){.home-grid .articles-grid{grid-template-columns:repeat(3,1fr)}}.home-grid{grid-template-columns:3fr 1fr}}