:root{--ice-white:#F8FAFC;--navy:#0F172A;--data-green:#10B981;--royal-blue:#2563EB;--border-light:#E2E8F0;--text-secondary:#475569}*{margin:0;padding:0;box-sizing:border-box}html{font-size:16px;-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale}body{font-family:-apple-system,BlinkMacSystemFont,"Segoe UI",Roboto,Helvetica,Arial,sans-serif;background:var(--ice-white);color:var(--navy);line-height:1.6;min-height:100vh;display:flex;flex-direction:column}header{background:#fff;border-bottom:1px solid var(--border-light);padding:1rem 0;position:sticky;top:0;z-index:100}.header-inner{max-width:1200px;margin:0 auto;padding:0 1.5rem;display:flex;justify-content:space-between;align-items:center}.logo{font-size:1.25rem;font-weight:700;color:var(--navy);text-decoration:none;text-transform:uppercase}nav{display:flex;gap:2rem;align-items:center}nav a{color:var(--navy);text-decoration:none;font-weight:500;font-size:.9375rem;text-transform:uppercase;transition:color 0.2s}nav a:hover{color:var(--data-green);text-decoration:underline}main{flex:1;max-width:1000px;margin:0 auto;padding:3rem 1.5rem;width:100%}h1{font-size:2.25rem;font-weight:700;line-height:1.2;margin-bottom:1.5rem;color:var(--navy);text-align:center}h2{font-size:1.75rem;font-weight:600;line-height:1.3;margin:2.5rem 0 1rem;color:var(--navy);text-align:center}h3{font-size:1.25rem;font-weight:600;line-height:1.4;margin:2rem 0 .75rem;color:var(--navy)}p{margin-bottom:1.25rem}.lead{font-size:1.25rem;line-height:1.5;color:var(--text-secondary);margin-bottom:2rem}.hero-img{width:100%;height:auto;object-fit:cover;border-radius:8px;margin-bottom:2.5rem}.logo{display:inline-flex;align-items:center}.logo-icon{width:24px;height:24px;margin-right:8px;display:block}img.fluid{display:block;margin-left:auto;margin-right:auto;max-width:100%;border-radius:10px;height:auto}img.profile{display:block;margin-left:auto;margin-right:auto;max-width:100%;height:auto}.content{font-size:1.0625rem;line-height:1.8}a{color:var(--royal-blue);text-decoration:none;transition:opacity 0.2s}a:hover{opacity:.8}.card-grid{display:grid;gap:1.5rem;margin:2rem 0;max-width:100%}.card{background:#fff;border:1px solid var(--border-light);border-radius:8px;padding:1.5rem;transition:transform 0.2s,box-shadow 0.2s}.card:hover{transform:translateY(-2px);box-shadow:0 4px 12px rgb(15 23 42 / .08)}.card h3{margin-top:0;margin-bottom:.5rem;font-size:1.125rem}.card p{margin-bottom:.75rem;color:var(--text-secondary);font-size:.9375rem}.card a{font-weight:500;font-size:.9375rem}ul,ol{margin:1.5rem 0;padding-left:1.5rem}li{margin-bottom:.75rem}table{width:100%;border-collapse:collapse;margin:2rem 0}th,td{padding:.75rem;text-align:left;border-bottom:1px solid var(--border-light)}th{font-weight:600;background:#fff}footer{background:#fff;border-top:1px solid var(--border-light);padding:2rem 0;margin-top:4rem}.footer-inner{max-width:1200px;margin:0 auto;padding:0 1.5rem;display:flex;justify-content:space-between;align-items:center;flex-wrap:wrap;gap:1rem}.footer-links{display:flex;gap:1.5rem}.footer-links a{color:var(--text-secondary);font-size:.875rem;text-decoration:none}.footer-links a:hover{color:var(--data-green);text-decoration:underline}.copyright{color:var(--text-secondary);font-size:.8rem;text-transform:uppercase;letter-spacing:1px}.copyright a{color:inherit;text-decoration:none}.copyright a:hover{color:var(--data-green);text-decoration:underline}.highlight{background:#fff;border-left:4px solid var(--data-green);padding:1.5rem;margin:2rem 0;border-radius:4px}blockquote{Margin:2rem 0;padding:1.5rem;border-left:4px solid var(--data-green);background:#fff;border-radius:4px}.callout{margin:2rem 0;padding:1.5rem;border-left:4px solid var(--data-green);background:#fff;border-radius:4px}.classification{margin-top:3rem;padding-top:2rem;border-top:2px solid var(--border-light)}.classification h3{margin-bottom:1.5rem}.classification details{background:#fff;border:1px solid var(--border-light);border-radius:8px;padding:1rem 1.25rem;margin-bottom:1rem;transition:box-shadow 0.2s}.classification details:hover{box-shadow:0 2px 8px rgb(15 23 42 / .06)}.classification details[open]{box-shadow:0 2px 8px rgb(15 23 42 / .08)}.classification summary{font-weight:600;color:var(--navy);cursor:pointer;list-style:none;display:flex;align-items:center;gap:.75rem;transition:color 0.2s}.classification summary:hover{color:var(--royal-blue)}.classification summary::-webkit-details-marker{display:none}.classification summary::before{content:"+";font-size:1.5rem;font-weight:400;color:var(--royal-blue);flex-shrink:0;transition:transform 0.2s}.classification details[open] summary::before{content:"−"}.classification details p{margin-top:1rem;margin-bottom:0;color:var(--text-secondary);line-height:1.7}.menu-toggle{display:none;background:none;border:none;font-size:1.5rem;color:var(--navy);cursor:pointer}@media (max-width:768px){h1{font-size:1.75rem}h2{font-size:1.5rem}.lead{font-size:1.125rem}nav{display:none;position:absolute;top:100%;left:0;right:0;background:#fff;flex-direction:column;align-items:flex-start;padding:1rem 1.5rem;border-bottom:1px solid var(--border-light);gap:1rem}nav.active{display:flex}.menu-toggle{display:block}.footer-inner{flex-direction:column;text-align:center}.hero-img{height:200px}}@media (max-width:480px){main{padding:2rem 1rem}h1{font-size:1.5rem}.content{font-size:1rem}}@media (max-width:400px){.header-inner{padding:0 1rem}main{padding:1.5rem 1rem}.footer-links{flex-direction:column;gap:.75rem}}