:root{--bg: #ffffff;--text: #1a1a1a;--muted: #666;--accent: #707070;--border: #e2e2e2;--nav-bg: #1a1a1a;--nav-text: rgba(255, 255, 255, .85);--nav-text-active: #ffffff;--max-w: 1400px;--nav-h: 58px;--font: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, sans-serif}*,*:before,*:after{box-sizing:border-box;margin:0;padding:0}body{font-family:var(--font);color:var(--text);background:var(--bg);line-height:1.7;font-size:1rem;min-height:100vh;display:flex;flex-direction:column}header{position:sticky;top:0;z-index:100;background:var(--nav-bg);border-bottom:6px solid var(--accent)}nav{max-width:var(--max-w);margin:0 auto;padding:1rem clamp(1.5rem,4vw,3rem);display:flex;align-items:center}.site-title{color:#fff;text-decoration:none;font-size:1rem;font-weight:600;letter-spacing:.04em;white-space:nowrap;flex-shrink:0}.nav-list{list-style:none;display:flex;align-items:center;margin-left:auto}.nav-list>li{position:relative;display:flex;align-items:center}.nav-list>li>a{color:var(--nav-text);text-decoration:none;padding:0 .75rem;font-size:.875rem;transition:color .15s}.nav-list>li>a:hover,.nav-list>li>a.active{color:var(--nav-text-active)}.has-dropdown .dropdown{display:none;position:absolute;top:100%;left:0;min-width:210px;background:#fff;border:1px solid var(--border);box-shadow:0 6px 20px #0000001a;list-style:none;z-index:200}.has-dropdown:hover .dropdown{display:block}.dropdown li a{display:block;padding:.55rem 1rem;color:var(--text);text-decoration:none;font-size:.875rem;border-bottom:1px solid var(--border);transition:background .1s}.dropdown li:last-child a{border-bottom:none}.dropdown li a:hover,.dropdown li a.active{background:#f5f5f5;color:var(--accent)}main{flex:1;width:100%;max-width:var(--max-w);margin:0 auto;padding:3rem clamp(1.5rem,4vw,3rem) 2rem}h1,h2,h3,h4,h5,h6{line-height:1.3;margin-top:2rem;margin-bottom:.6rem;font-weight:600}h1:first-child,h2:first-child,h3:first-child{margin-top:0}h1{font-size:2rem}h2{font-size:1.5rem}h3{font-size:1.2rem}p{margin-bottom:1rem}a{color:var(--accent);text-decoration:underline;text-underline-offset:2px}a:hover{text-decoration:none}hr{border:none;border-top:1px solid var(--border);margin:2rem 0}main ul,main ol{padding-left:1.5rem;margin-bottom:1rem}main li{margin-bottom:.25rem}img{max-width:100%;height:auto;display:block;margin:1rem 0}strong{font-weight:600}em{font-style:italic}iframe{max-width:100%;margin:1rem 0;display:block}.pdf-embed{margin:1.5rem 0;border:1px solid var(--border);border-radius:4px;overflow:hidden}.pdf-embed embed{display:block;width:100%}.pdf-fallback{margin:0;padding:.5rem 1rem;background:#f9f9f9;border-top:1px solid var(--border);font-size:.85rem}.page-header{margin-bottom:2rem;padding-bottom:1.25rem;border-bottom:1px solid var(--border)}.page-header h1{margin:0 0 .25rem}.breadcrumb{font-size:.85rem;color:var(--muted);margin-bottom:1.5rem}.breadcrumb a{color:var(--muted)}.breadcrumb a:hover{color:var(--accent)}.content-list{list-style:none;padding:0}.content-list li{border-bottom:1px solid var(--border);padding:.75rem 0;margin:0}.content-list li:last-child{border-bottom:none}.content-list a{text-decoration:none;font-size:1rem;font-weight:500}.content-list a:hover{text-decoration:underline}footer{background:var(--nav-bg);margin-top:4rem;border-top:6px solid var(--accent)}.footer-inner{max-width:var(--max-w);margin:0 auto;padding:3rem clamp(1.5rem,4vw,3rem) 2rem;display:flex;justify-content:space-between;align-items:center}.footer-brand{text-align:left}.footer-name{margin-bottom:.75rem}.footer-name a{color:#fff;font-weight:600;font-size:1rem;text-decoration:none}.footer-name a:hover{color:var(--accent)}.footer-social{list-style:none;padding:0;margin:0;display:flex;flex-wrap:wrap;justify-content:flex-start;gap:.35rem 1rem}.footer-logo{flex-shrink:0;opacity:.85}.footer-bottom{max-width:var(--max-w);margin:0 auto;padding:1rem clamp(1.5rem,4vw,3rem) 2rem;border-top:1px solid rgba(255,255,255,.08)}.footer-copy{font-size:.8rem;color:#ffffff59;margin:0;text-align:left}footer a{color:#ffffffb3;text-decoration:none;font-size:.875rem;transition:color .15s}footer a:hover{color:#fff;text-decoration:none}@media(max-width:680px){.footer-inner{padding:2rem 1rem 1.5rem}.footer-logo{display:none}.footer-copy{text-align:left}.footer-bottom{padding:1rem 1rem 2rem}}.nav-toggle{display:none;flex-direction:column;justify-content:center;gap:5px;background:none;border:none;cursor:pointer;padding:.4rem;margin-left:auto;flex-shrink:0}.nav-toggle span{display:block;width:22px;height:2px;background:#fff;border-radius:2px;transition:transform .2s ease,opacity .2s ease}.nav-toggle.is-open span:nth-child(1){transform:translateY(7px) rotate(45deg)}.nav-toggle.is-open span:nth-child(2){opacity:0}.nav-toggle.is-open span:nth-child(3){transform:translateY(-7px) rotate(-45deg)}@media(max-width:680px){main{padding:2rem 1rem 3rem}h1{font-size:1.6rem}.nav-toggle{display:flex}.nav-list{display:none;position:absolute;top:100%;left:0;right:0;flex-direction:column;align-items:stretch;background:var(--nav-bg);border-top:1px solid rgba(255,255,255,.08);max-height:calc(100vh - 70px);overflow-y:auto;-webkit-overflow-scrolling:touch;padding:.25rem 0 1.5rem;z-index:200}.nav-list.is-open{display:flex}.nav-list>li{flex-direction:column;align-items:stretch;width:100%}.nav-list>li>a{padding:.55rem 1.25rem;font-size:.9rem;width:100%;text-align:left}.has-dropdown .dropdown{display:block;position:static;box-shadow:none;border:none;border-top:1px solid rgba(255,255,255,.06);border-bottom:1px solid rgba(255,255,255,.06);background:#ffffff0a;min-width:0;width:100%}.dropdown li a{display:block;padding:.4rem 1.25rem .4rem 2.25rem;color:var(--nav-text);border-bottom:none;font-size:.85rem;text-align:left}.dropdown li a:hover{background:#ffffff0d;color:var(--nav-text-active)}}