.collapse{visibility:collapse}.fixed{position:fixed}.relative{position:relative}.block{display:block}.hidden{display:none}.table{display:table}:root{--bitcoin-orange:#f7931a;--bg-black:#000;--text-white:#fff;--text-primary:#fffffff2;--text-secondary:#ffffffd9;--text-tertiary:#ffffffb3;--text-muted:#fff9;--border-subtle:#ffffff1a;--border-faint:#ffffff0d;--bg-subtle:#ffffff05;--bg-hover:#ffffff0d;--bitcoin-orange-10:#f7931a1a;--bitcoin-orange-30:#f7931a4d}*{box-sizing:border-box}html{scroll-behavior:smooth;overflow-x:hidden}body{color:var(--text-white);background:var(--bg-black);min-height:100vh;margin:0;padding:0;font-family:TT Norms,-apple-system,BlinkMacSystemFont,Segoe UI,Inter,Helvetica Neue,Helvetica,Arial,sans-serif;font-size:16px;line-height:1.6;overflow-x:hidden}main{max-width:1200px;margin:0 auto;padding:40px 20px}.main-with-nav{margin-left:0;transition:margin-left .3s}@media (min-width:640px){main{padding:50px 32px}}@media (min-width:1024px){main{padding:60px 40px}.main-with-nav{margin-left:280px}}main h1{letter-spacing:-.02em;border-bottom:3px solid var(--bitcoin-orange);color:var(--bitcoin-orange);margin-top:48px;margin-bottom:24px;padding-bottom:.5em;font-size:2rem;font-weight:700;line-height:1.15}@media (min-width:640px){main h1{margin-top:56px;margin-bottom:28px;font-size:2.5rem}}@media (min-width:1024px){main h1{margin-top:64px;margin-bottom:32px;font-size:3rem}}main h2{letter-spacing:-.01em;border-bottom:2px solid var(--border-subtle);color:var(--text-white);margin-top:40px;margin-bottom:20px;padding-bottom:.4em;font-size:1.75rem;font-weight:700;line-height:1.25}@media (min-width:640px){main h2{margin-top:48px;margin-bottom:22px;font-size:2rem}}@media (min-width:1024px){main h2{margin-top:56px;margin-bottom:24px;font-size:2.25rem}}main h3{letter-spacing:-.005em;color:var(--text-primary);margin-top:32px;margin-bottom:16px;font-size:1.375rem;font-weight:600;line-height:1.35}@media (min-width:640px){main h3{margin-top:36px;margin-bottom:18px;font-size:1.5rem}}@media (min-width:1024px){main h3{margin-top:40px;margin-bottom:20px;font-size:1.625rem}}main p{color:var(--text-secondary);margin:18px 0;font-size:1.0625rem;line-height:1.75}main table{border-collapse:collapse;border:1px solid var(--border-subtle);-webkit-overflow-scrolling:touch;border-radius:8px;width:100%;margin:24px 0;display:block;overflow:auto hidden}@media (min-width:768px){main table{display:table;overflow-x:visible}}main th,main td{border:1px solid var(--border-subtle);text-align:left;padding:12px 16px}main th{background-color:var(--bitcoin-orange-10);color:var(--bitcoin-orange);font-weight:600}main td{color:var(--text-secondary)}main tr:nth-child(2n){background-color:var(--bg-subtle)}main tr:hover{background-color:var(--bg-hover)}main strong{color:var(--bitcoin-orange);font-weight:600}main hr{border:0;border-top:1px solid var(--border-subtle);margin:48px 0}main ul,main ol{color:var(--text-secondary);padding-left:2em}main li{margin:14px 0;font-size:1.0625rem;line-height:1.75}main ul li::marker{color:var(--bitcoin-orange)}main code{background-color:var(--bg-hover);border:1px solid var(--border-subtle);color:var(--bitcoin-orange);border-radius:4px;padding:.2em .5em;font-family:SFMono-Regular,Consolas,Liberation Mono,Menlo,monospace;font-size:.9em}main blockquote{border-left:4px solid var(--bitcoin-orange);color:var(--text-tertiary);margin:24px 0;padding-top:8px;padding-bottom:8px;padding-left:20px;font-style:italic}.header{text-align:center;background:var(--bg-black);border:2px solid var(--bitcoin-orange);border-radius:12px;margin-bottom:40px;padding:32px 20px;position:relative;overflow:hidden}@media (min-width:640px){.header{margin-bottom:50px;padding:40px 32px}}@media (min-width:1024px){.header{margin-bottom:60px;padding:48px 40px}}.header:before{content:"";background:radial-gradient(circle at top right,var(--bitcoin-orange-10),transparent 50%);pointer-events:none;position:absolute;inset:0}.header h1{color:var(--bitcoin-orange);letter-spacing:-.025em;z-index:1;border:none;margin:0 0 16px;font-size:2rem;font-weight:700;line-height:1.1;position:relative}@media (min-width:640px){.header h1{margin-bottom:18px;font-size:2.75rem}}@media (min-width:1024px){.header h1{margin-bottom:20px;font-size:3.5rem}}.header p{color:var(--text-tertiary);z-index:1;margin:0;font-size:1rem;position:relative}@media (min-width:640px){.header p{font-size:1.125rem}}@media (min-width:1024px){.header p{font-size:1.25rem}}main a{color:var(--bitcoin-orange);border-bottom:1px solid var(--bitcoin-orange-30);text-decoration:none;transition:border-bottom-color .2s}main a:hover{border-bottom-color:var(--bitcoin-orange)}main details{border:1px solid var(--border-subtle);background-color:var(--bg-subtle);border-radius:6px;margin:8px 0;padding:4px 12px;transition:background-color .2s}main details:hover{background-color:#ffffff0a}main details summary{cursor:pointer;color:var(--bitcoin-orange);-webkit-user-select:none;user-select:none;align-items:center;padding:2px 0;font-weight:600;list-style:none;display:flex}main details summary::-webkit-details-marker{display:none}main details summary:before{content:"";display:none}main details summary:hover{opacity:.8}main details[open]{background-color:#ffffff08}main details table{margin-top:16px}.nav-sidebar{background:var(--bg-black);border-right:1px solid var(--border-subtle);z-index:100;width:260px;padding:32px 20px;transition:transform .3s;position:fixed;top:0;bottom:0;left:0;overflow-y:auto;transform:translate(-100%)}.nav-sidebar-open{transform:translate(0)}@media (min-width:1024px){.nav-sidebar{transform:translate(0)}}.nav-header{border-bottom:2px solid var(--bitcoin-orange);justify-content:space-between;align-items:center;margin-bottom:24px;padding-bottom:16px;display:flex}.nav-header h3{color:var(--bitcoin-orange);margin:0;font-size:1.25rem;font-weight:700}.nav-close{color:var(--text-tertiary);cursor:pointer;background:0 0;border:none;justify-content:center;align-items:center;padding:4px;transition:color .2s;display:flex}.nav-close:hover{color:var(--bitcoin-orange)}@media (min-width:1024px){.nav-close{display:none}}.nav-list{margin:0;padding:0;list-style:none}.nav-list li{margin:0}.nav-link{text-align:left;width:100%;color:var(--text-tertiary);cursor:pointer;background:0 0;border:none;border-left:3px solid #0000;border-radius:0 4px 4px 0;margin:4px 0;padding:12px 16px;font-size:.9375rem;font-weight:500;transition:all .2s;display:block}.nav-link:hover{color:var(--text-primary);background:var(--bg-hover);border-left-color:var(--bitcoin-orange-30)}.nav-link-active{color:var(--bitcoin-orange);background:var(--bitcoin-orange-10);border-left-color:var(--bitcoin-orange);font-weight:600}.nav-mobile-toggle{z-index:101;background:var(--bg-black);border:2px solid var(--bitcoin-orange);width:48px;height:48px;color:var(--bitcoin-orange);cursor:pointer;border-radius:8px;justify-content:center;align-items:center;transition:all .2s;display:flex;position:fixed;top:20px;left:20px}.nav-mobile-toggle:hover{background:var(--bitcoin-orange-10);transform:scale(1.05)}@media (min-width:1024px){.nav-mobile-toggle{display:none}}.nav-overlay{z-index:99;-webkit-backdrop-filter:blur(4px);backdrop-filter:blur(4px);background:#000c;position:fixed;inset:0}@media (min-width:1024px){.nav-overlay{display:none}}.nav-sidebar::-webkit-scrollbar{width:6px}.nav-sidebar::-webkit-scrollbar-track{background:var(--border-faint);border-radius:3px}.nav-sidebar::-webkit-scrollbar-thumb{background:var(--bitcoin-orange-30);border-radius:3px}.nav-sidebar::-webkit-scrollbar-thumb:hover{background:#f7931a80}.appendix-section{border-top:1px solid var(--border-subtle);margin-top:60px;padding-top:40px}.appendix-section h2{color:var(--text-primary);margin-bottom:30px;font-size:1.75rem}@media (min-width:1024px){.appendix-section h2{font-size:2.25rem}}.appendix-section table{border-collapse:collapse;border:1px solid var(--border-subtle);border-radius:8px;width:100%;margin:24px 0;overflow:hidden;display:table!important}.appendix-section th,.appendix-section td{border:1px solid var(--border-subtle);text-align:left;padding:12px 16px}.appendix-section th{background-color:var(--bitcoin-orange-10);color:var(--bitcoin-orange);font-weight:600}.appendix-section td{color:var(--text-secondary)}.appendix-section tr:nth-child(2n){background-color:var(--bg-subtle)}.appendix-section tr:hover{background-color:var(--bg-hover)}.clickable-row{transition:all .2s;cursor:pointer!important}.clickable-row:hover{transform:scale(1.005);background-color:var(--bitcoin-orange-10)!important}.modal-overlay{-webkit-backdrop-filter:blur(8px);backdrop-filter:blur(8px);z-index:200;background:#000000d9;justify-content:center;align-items:center;animation:.2s fadeIn;display:flex;position:fixed;inset:0}@keyframes fadeIn{0%{opacity:0}to{opacity:1}}.modal-card{background:var(--bg-black);border:2px solid var(--bitcoin-orange);z-index:201;border-radius:12px;flex-direction:column;width:90%;max-width:900px;max-height:85vh;animation:.3s slideUp;display:flex;position:fixed;top:50%;left:50%;transform:translate(-50%,-50%);box-shadow:0 20px 60px #f7931a33}@keyframes slideUp{0%{opacity:0;transform:translate(-50%,-40%)}to{opacity:1;transform:translate(-50%,-50%)}}@media (min-width:768px){.modal-card{width:80%}}@media (min-width:1024px){.modal-card{width:60%}}.modal-header{border-bottom:2px solid var(--bitcoin-orange);background:linear-gradient(to bottom,var(--bitcoin-orange-10),transparent);flex-shrink:0;justify-content:space-between;align-items:center;padding:24px 28px;display:flex}.modal-title{color:var(--bitcoin-orange);margin:0;padding-right:20px;font-size:1.25rem;font-weight:700;line-height:1.3}@media (min-width:768px){.modal-title{font-size:1.5rem}}.modal-close-btn{border:2px solid var(--border-subtle);width:36px;height:36px;color:var(--text-tertiary);cursor:pointer;background:0 0;border-radius:6px;flex-shrink:0;justify-content:center;align-items:center;font-size:1.25rem;transition:all .2s;display:flex}.modal-close-btn:hover{border-color:var(--bitcoin-orange);color:var(--bitcoin-orange);background:var(--bitcoin-orange-10);transform:rotate(90deg)}.modal-content{flex:1;padding:28px;overflow-y:auto}.modal-content::-webkit-scrollbar{width:8px}.modal-content::-webkit-scrollbar-track{background:var(--border-faint);border-radius:4px}.modal-content::-webkit-scrollbar-thumb{background:var(--bitcoin-orange-30);border-radius:4px}.modal-content::-webkit-scrollbar-thumb:hover{background:#f7931a80}.modal-section{margin-bottom:32px}.modal-section:last-child{margin-bottom:0}.modal-section-title{color:var(--text-primary);border-bottom:1px solid var(--border-subtle);margin:0 0 16px;padding-bottom:8px;font-size:1.125rem;font-weight:600}@media (min-width:768px){.modal-section-title{font-size:1.25rem}}.modal-section-content{color:var(--text-secondary);line-height:1.7}.modal-section-content ul{margin:12px 0;padding-left:1.5em}.modal-section-content li{margin:8px 0;line-height:1.7}.modal-section-content strong{color:var(--bitcoin-orange);font-weight:600}.modal-section-content table{border-collapse:collapse;border:1px solid var(--border-subtle);border-radius:6px;width:100%;margin:16px 0;overflow:hidden}.modal-section-content th,.modal-section-content td{border:1px solid var(--border-subtle);text-align:left;padding:10px 14px}.modal-section-content th{background-color:var(--bitcoin-orange-10);color:var(--bitcoin-orange);font-size:.9rem;font-weight:600}.modal-section-content td{color:var(--text-secondary);font-size:.9rem}.modal-section-content tr:nth-child(2n){background-color:var(--bg-subtle)}.modal-section-content p{margin:12px 0;line-height:1.7}