*,:before,:after{box-sizing:border-box;margin:0;padding:0}:root{--color-bg:#fff;--color-header:#212121;--color-footer:#1f1f1f;--color-text:#3a3a3a;--color-text-light:#6a6a6a;--color-heading:#111;--color-h2:#4a4a4a;--color-accent:#43b7e5;--color-accent-hover:#50bce7;--color-teal:#36b3a8;--color-teal-hover:#3abfb3;--color-amber:#ad7505;--color-border:#e5e5e5;--color-bg-light:#f7f9fb;--max-width:900px;--header-height:72px}html{scroll-behavior:smooth}body{color:var(--color-text);background:var(--color-bg);-webkit-font-smoothing:antialiased;font-family:-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,Helvetica Neue,Arial,sans-serif;font-size:17px;line-height:1.7}h1,h2,h3,h4,h5,h6{color:var(--color-heading);font-weight:700;line-height:1.3}h1{margin-bottom:1rem;font-size:2.2rem}h2{color:var(--color-h2);margin-top:2.5rem;margin-bottom:1rem;font-size:1.6rem}h3{margin-top:2rem;margin-bottom:.75rem;font-size:1.25rem}p{margin-bottom:1.2rem}a{color:var(--color-accent);text-decoration:none;transition:color .2s}a:hover{color:var(--color-teal)}ul,ol{margin-bottom:1.2rem;padding-left:1.5rem}li{margin-bottom:.5rem}strong{color:var(--color-heading);font-weight:700}img{max-width:100%;height:auto}table{border-collapse:collapse;width:100%;margin:1.5rem 0;font-size:.95rem;display:block;overflow-x:auto}th,td{text-align:left;border-bottom:1px solid var(--color-border);padding:.75rem 1rem}th{background:var(--color-bg-light);color:var(--color-heading);white-space:nowrap;font-weight:700}.site-header{background:var(--color-header);z-index:100;height:var(--header-height);position:sticky;top:0}.header-inner{justify-content:space-between;align-items:center;max-width:1200px;height:100%;margin:0 auto;padding:0 1.5rem;display:flex}.header-logo{color:#fff;flex-shrink:0;align-items:center;gap:.75rem;text-decoration:none;display:flex}.header-logo svg{width:40px;height:40px}.header-logo span{letter-spacing:.5px;white-space:nowrap;font-size:1.05rem;font-weight:700}.header-nav{align-items:center;gap:0;display:flex}.header-nav a{color:#ffffffbf;text-transform:uppercase;letter-spacing:1.5px;padding:.5rem 1rem;font-size:.85rem;font-weight:600;text-decoration:none;transition:color .2s}.header-nav a:hover,.header-nav a.active{color:#fff}.mobile-menu-btn{color:#fff;cursor:pointer;background:0 0;border:none;padding:.5rem;font-size:1.5rem;line-height:1;display:none}@media (max-width:768px){.header-logo span{font-size:.85rem}.mobile-menu-btn{display:block}.header-nav{top:var(--header-height);background:var(--color-header);border-top:1px solid #ffffff1a;flex-direction:column;padding:1rem 0;display:none;position:absolute;left:0;right:0}.header-nav.open{display:flex}.header-nav a{width:100%;padding:.75rem 1.5rem}}.hero{color:#fff;text-align:center;background:linear-gradient(135deg,#1a3a4a 0%,#0d2b3e 40%,#14444f 100%);padding:5rem 1.5rem;position:relative;overflow:hidden}.hero:before{content:"";pointer-events:none;background:radial-gradient(at 30%,#43b7e526 0%,#0000 60%),radial-gradient(at 70%,#36b3a81a 0%,#0000 60%);position:absolute;inset:0}.hero-content{max-width:var(--max-width);margin:0 auto;position:relative}.hero h1{color:#fff;margin-bottom:1.25rem;font-size:2.5rem;font-weight:700}.hero p{color:#ffffffd9;max-width:700px;margin:0 auto 2rem;font-size:1.15rem;line-height:1.7}.hero-btn{background:var(--color-accent);color:#fff;text-transform:uppercase;letter-spacing:1px;border-radius:50px;padding:.85rem 2rem;font-size:.95rem;font-weight:600;text-decoration:none;transition:background .2s;display:inline-block}.hero-btn:hover{background:var(--color-accent-hover);color:#fff}@media (max-width:768px){.hero{padding:3rem 1.5rem}.hero h1{font-size:1.75rem}.hero p{font-size:1rem}}.main-content,.article-layout{max-width:var(--max-width);margin:0 auto;padding:3rem 1.5rem}.article-layout h1{margin-bottom:1.5rem}.toc{background:var(--color-bg-light);border:1px solid var(--color-border);border-radius:8px;margin-bottom:2.5rem;padding:1.25rem 1.5rem}.toc-title{text-transform:uppercase;letter-spacing:1px;color:var(--color-h2);margin-bottom:.75rem;font-size:.9rem;font-weight:700}.toc ul{margin:0;padding:0;list-style:none}.toc li{margin-bottom:.35rem}.toc a{color:var(--color-text);border-bottom:1px solid #0000;font-size:.95rem;text-decoration:none;transition:color .2s,border-color .2s}.toc a:hover{color:var(--color-accent);border-bottom-color:var(--color-accent)}.toc .toc-h2{padding-left:1rem}.cards-section{background:var(--color-bg-light);padding:4rem 1.5rem}.cards-section-title{text-align:center;margin-bottom:2.5rem;font-size:1.8rem}.cards-grid{grid-template-columns:repeat(auto-fit,minmax(280px,1fr));gap:2rem;max-width:1100px;margin:0 auto;display:grid}.card{color:inherit;background:#fff;border-radius:10px;flex-direction:column;text-decoration:none;transition:transform .2s,box-shadow .2s;display:flex;overflow:hidden;box-shadow:0 2px 12px #00000014}.card:hover{color:inherit;transform:translateY(-4px);box-shadow:0 8px 24px #0000001f}.card-icon{background:linear-gradient(135deg, var(--color-accent), var(--color-teal));justify-content:center;align-items:center;min-height:120px;padding:2rem;display:flex}.card-icon svg{color:#fff;width:48px;height:48px}.card-body{flex:1;padding:1.5rem}.card-body h3{color:var(--color-heading);margin:0 0 .5rem;font-size:1.1rem}.card-body p{color:var(--color-text-light);margin:0;font-size:.92rem;line-height:1.6}.stats-section{background:#fff;padding:4rem 1.5rem}.stats-grid{text-align:center;grid-template-columns:repeat(auto-fit,minmax(200px,1fr));gap:2rem;max-width:1000px;margin:0 auto;display:grid}.stat-item{padding:1.5rem}.stat-number{color:var(--color-accent);font-size:2.5rem;font-weight:700;line-height:1.2}.stat-label{color:var(--color-text-light);margin-top:.5rem;font-size:.9rem}.faq-section{border-top:1px solid var(--color-border);margin-top:2rem;padding:3rem 0}.faq-section h2{text-align:center;margin-top:0;margin-bottom:1.5rem}.faq-item{border:1px solid var(--color-border);border-radius:8px;margin-bottom:1rem;overflow:hidden}.faq-question{background:var(--color-bg-light);text-align:left;width:100%;color:var(--color-heading);cursor:pointer;border:none;justify-content:space-between;align-items:center;padding:1rem 1.25rem;font-family:inherit;font-size:1rem;font-weight:600;line-height:1.4;transition:background .2s;display:flex}.faq-question:hover{background:#eef5f9}.faq-question .faq-icon{color:var(--color-accent);flex-shrink:0;margin-left:1rem;font-size:1.2rem;transition:transform .2s}.faq-question[aria-expanded=true] .faq-icon{transform:rotate(45deg)}.faq-answer{padding:1rem 1.25rem;display:none}.faq-answer.open{display:block}.faq-answer p{color:var(--color-text);margin-bottom:.75rem;font-size:.95rem}.faq-answer p:last-child{margin-bottom:0}.site-footer{background:var(--color-footer);color:#ffffff8c;padding:3rem 1.5rem 2rem}.footer-inner{grid-template-columns:1fr 1fr;gap:2rem;max-width:1100px;margin:0 auto;display:grid}.footer-brand{flex-direction:column;gap:.75rem;display:flex}.footer-brand .footer-logo{color:#fff;align-items:center;gap:.5rem;font-size:1rem;font-weight:700;text-decoration:none;display:flex}.footer-brand .footer-logo svg{width:32px;height:32px}.footer-brand p{max-width:380px;margin:0;font-size:.85rem;line-height:1.6}.footer-nav h4{color:#fff;text-transform:uppercase;letter-spacing:1.5px;margin-bottom:1rem;font-size:.85rem}.footer-nav ul{margin:0;padding:0;list-style:none}.footer-nav li{margin-bottom:.4rem}.footer-nav a{color:#ffffff8c;font-size:.9rem;text-decoration:none;transition:color .2s}.footer-nav a:hover{color:#fff}.footer-bottom{text-align:center;border-top:1px solid #ffffff1a;max-width:1100px;margin:2rem auto 0;padding-top:1.5rem;font-size:.8rem}@media (max-width:768px){.footer-inner{grid-template-columns:1fr}}.cta-section{color:#fff;text-align:center;background:linear-gradient(135deg,#1a3a4a 0%,#14444f 100%);padding:4rem 1.5rem}.cta-section h2{color:#fff;margin:0 0 1rem;font-size:1.8rem}.cta-section p{color:#fffc;max-width:600px;margin:0 auto 2rem}.info-block{padding:3rem 0}.info-block-inner{max-width:var(--max-width);margin:0 auto;padding:0 1.5rem}.feature-list{padding:0;list-style:none}.feature-list li{margin-bottom:.25rem;padding:.75rem 0 .75rem 2rem;position:relative}.feature-list li:before{content:"";background:var(--color-accent);border-radius:50%;width:8px;height:8px;position:absolute;top:1.1rem;left:0}.error-page{text-align:center;padding:6rem 1.5rem}.error-page h1{color:var(--color-accent);margin-bottom:.5rem;font-size:5rem}.error-page h2{margin-top:0;margin-bottom:1rem}.error-page p{color:var(--color-text-light);margin-bottom:2rem}.error-page a.hero-btn{display:inline-block}