:root{--bg:#07111f;--panel:#0d1b2d;--panel2:#10243a;--ink:#f4f7fb;--muted:#9fb0c6;--line:#203651;--accent:#6ce5c2;--accent2:#8ab4ff;--danger:#ff9c9c;--shadow:0 20px 60px rgba(0,0,0,.24);--radius:22px;--max:1180px;color-scheme:dark}

*{box-sizing:border-box}html{scroll-behavior:smooth}body{margin:0;background:radial-gradient(circle at 80% -20%,#173459 0,transparent 34rem),var(--bg);color:var(--ink);font-family:Inter,ui-sans-serif,system-ui,-apple-system,BlinkMacSystemFont,"Segoe UI",sans-serif;line-height:1.65;-webkit-font-smoothing:antialiased}a{color:inherit;text-decoration-color:rgba(108,229,194,.55);text-underline-offset:.18em}a:hover{text-decoration-color:var(--accent)}img,svg{max-width:100%}.shell{width:min(calc(100% - 32px),var(--max));margin-inline:auto}.skip-link{position:absolute;left:-9999px;top:8px;background:#fff;color:#000;padding:10px 14px;border-radius:8px;z-index:99}.skip-link:focus{left:8px}.site-header{position:sticky;top:0;z-index:40;border-bottom:1px solid rgba(255,255,255,.07);background:rgba(7,17,31,.88);backdrop-filter:blur(14px)}.nav-wrap{display:flex;align-items:center;justify-content:space-between;min-height:70px;gap:18px}.brand{display:inline-flex;align-items:center;gap:10px;font-weight:850;letter-spacing:-.025em;text-decoration:none}.brand-mark{width:28px;height:22px;display:inline-flex;align-items:flex-end;gap:3px}.brand-mark span{display:block;width:6px;border-radius:3px 3px 1px 1px;background:var(--accent)}.brand-mark span:nth-child(1){height:7px}.brand-mark span:nth-child(2){height:13px}.brand-mark span:nth-child(3){height:21px}.primary-nav{display:flex;gap:4px;align-items:center}.primary-nav a{padding:9px 12px;border-radius:10px;text-decoration:none;color:#c9d5e4;font-size:.95rem}.primary-nav a:hover,.primary-nav a[aria-current="page"]{color:#fff;background:rgba(255,255,255,.07)}.menu-button{display:none;border:1px solid var(--line);background:var(--panel);color:var(--ink);padding:8px 12px;border-radius:10px;font:inherit}.hero{padding:86px 0 54px}.hero-grid{display:grid;grid-template-columns:1.12fr .88fr;gap:48px;align-items:center}.eyebrow{display:inline-flex;gap:8px;align-items:center;color:var(--accent);font-size:.82rem;text-transform:uppercase;letter-spacing:.16em;font-weight:800}.eyebrow:before{content:"";width:24px;height:1px;background:currentColor}h1,h2,h3{line-height:1.12;letter-spacing:-.035em;margin-top:0}h1{font-size:clamp(2.5rem,7vw,5.5rem);margin:.25em 0 .28em;max-width:13ch}h2{font-size:clamp(1.6rem,3.6vw,2.5rem)}h3{font-size:1.18rem}.lead{font-size:clamp(1.05rem,2vw,1.25rem);color:#c5d2e1;max-width:68ch}.hero .lead{font-size:1.22rem}.hero-actions,.inline-actions{display:flex;flex-wrap:wrap;gap:12px;margin-top:28px}.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;border:1px solid transparent;background:var(--accent);color:#06131f;padding:11px 16px;border-radius:12px;text-decoration:none;font-weight:800;cursor:pointer;font:inherit}.btn:hover{filter:brightness(1.04)}.btn.secondary{background:transparent;color:var(--ink);border-color:var(--line)}.promise{display:flex;flex-wrap:wrap;gap:10px;margin:24px 0 0;padding:0;list-style:none}.promise li{border:1px solid var(--line);background:rgba(12,29,48,.65);border-radius:999px;padding:7px 10px;color:#b7c5d6;font-size:.88rem}.terminal-card{border:1px solid #28435f;background:linear-gradient(180deg,#0e2137,#091827);border-radius:26px;padding:20px;box-shadow:var(--shadow);overflow:hidden}.terminal-head{display:flex;justify-content:space-between;align-items:center;color:#8fa3b8;font-size:.82rem;padding-bottom:12px;border-bottom:1px solid var(--line)}.chart-svg{width:100%;height:auto;display:block;margin-top:10px}.chart-grid line{stroke:#1c3551;stroke-width:1}.chart-line{fill:none;stroke:var(--accent);stroke-width:4;stroke-linecap:round;stroke-linejoin:round}.chart-level{stroke:var(--accent2);stroke-width:2;stroke-dasharray:7 7}.chart-label{fill:#9fb0c6;font-size:14px}.section{padding:56px 0}.section.tight{padding:34px 0}.section-header{display:flex;justify-content:space-between;gap:24px;align-items:end;margin-bottom:24px}.section-header p{max-width:62ch;color:var(--muted);margin:0}.cards{display:grid;grid-template-columns:repeat(3,1fr);gap:16px}.card{display:block;border:1px solid var(--line);background:linear-gradient(180deg,rgba(16,36,58,.9),rgba(11,27,45,.84));border-radius:var(--radius);padding:22px;text-decoration:none;box-shadow:0 8px 26px rgba(0,0,0,.12)}.card:hover{border-color:#355b79;transform:translateY(-1px)}.card .kicker{font-size:.78rem;letter-spacing:.12em;text-transform:uppercase;color:var(--accent)}.card h3{margin:8px 0 8px}.card p{margin:0;color:var(--muted)}.card .arrow{display:inline-block;margin-top:16px;color:var(--accent);font-weight:800}.statement{display:grid;grid-template-columns:.7fr 1.3fr;gap:30px;padding:30px;border:1px solid var(--line);border-radius:var(--radius);background:#0b192a}.statement ul{margin:0;padding-left:1.2rem;color:#c2cfdd}.breadcrumbs{display:flex;gap:8px;flex-wrap:wrap;color:#8298b0;font-size:.88rem;margin-bottom:18px}.breadcrumbs a{color:#a9bbcf}.page-hero{padding:52px 0 20px}.page-hero h1{font-size:clamp(2.3rem,6vw,4.3rem);max-width:16ch}.page-grid{display:grid;grid-template-columns:minmax(0,1fr) 300px;gap:36px;align-items:start}.article{max-width:790px}.article h2{margin-top:2.1em}.article h3{margin-top:1.7em}.article p,.article li{color:#c4d0de}.article strong{color:#fff}.article .callout{border-left:3px solid var(--accent);padding:14px 18px;background:#0d2034;border-radius:0 12px 12px 0;color:#d4dfeb}.formula{font-family:ui-monospace,SFMono-Regular,Menlo,Consolas,monospace;background:#081625;border:1px solid var(--line);padding:16px;border-radius:14px;overflow:auto;color:#dce9f7}.side-nav{position:sticky;top:96px;border:1px solid var(--line);border-radius:18px;padding:18px;background:#0b1929}.side-nav h2{font-size:1rem;margin-bottom:10px}.side-nav a{display:block;padding:8px 0;color:#a9bacd;text-decoration:none;border-bottom:1px solid rgba(255,255,255,.05)}.side-nav a:last-child{border:0}.calculator{border:1px solid #2b4967;background:linear-gradient(180deg,#0e2238,#0a1828);border-radius:24px;padding:24px;box-shadow:var(--shadow);margin:20px 0 34px}.calc-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:14px}.field{display:flex;flex-direction:column;gap:6px}.field label{font-weight:720;font-size:.93rem}.field input,.field select{width:100%;border:1px solid #35506d;background:#071522;color:#fff;padding:11px 12px;border-radius:10px;font:inherit}.field input:focus,.field select:focus,.btn:focus-visible,.menu-button:focus-visible,a:focus-visible{outline:3px solid rgba(108,229,194,.45);outline-offset:2px}.calc-actions{display:flex;align-items:center;gap:12px;margin-top:18px}.calc-error{color:var(--danger);margin:12px 0 0;min-height:1.5em}.result-box{margin-top:18px;border:1px solid #2e5a6b;background:#091d2b;border-radius:16px;padding:18px}.result-box[hidden]{display:none}.result-label{font-size:.8rem;text-transform:uppercase;letter-spacing:.13em;color:#84a2ba;font-weight:800}.result-primary{font-size:clamp(1.8rem,4vw,2.8rem);font-weight:850;letter-spacing:-.04em;margin:4px 0}.result-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:10px;margin-top:14px}.result-stat{border-top:1px solid var(--line);padding-top:10px}.result-stat span{display:block;color:#91a8bd;font-size:.78rem}.result-stat strong{display:block;margin-top:2px}.trust-strip{display:flex;gap:10px;flex-wrap:wrap;margin-top:14px;color:#9db0c3;font-size:.83rem}.trust-strip span{padding:5px 8px;border:1px solid var(--line);border-radius:8px}.example-box{border:1px solid var(--line);border-radius:16px;padding:18px;background:#0a1726}.note-list{padding-left:1.2rem}.related-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:14px}.lab-layout{display:grid;grid-template-columns:260px 1fr;gap:22px}.lab-controls{display:flex;flex-direction:column;gap:8px}.pattern-button{text-align:left;border:1px solid var(--line);background:#0b1929;color:#cbd8e6;border-radius:12px;padding:11px 12px;font:inherit;cursor:pointer}.pattern-button[aria-pressed="true"]{border-color:var(--accent);color:#fff;background:#102c36}.lab-stage{border:1px solid var(--line);border-radius:22px;background:#091827;padding:18px;min-height:420px}.lab-meta{display:grid;grid-template-columns:repeat(3,1fr);gap:10px;margin-top:14px}.lab-meta div{border:1px solid var(--line);border-radius:12px;padding:10px}.lab-meta span{display:block;color:#87a0b8;font-size:.78rem}.glossary{display:grid;grid-template-columns:repeat(2,1fr);gap:12px}.term{border:1px solid var(--line);border-radius:14px;padding:16px;background:#0b1929}.term dt{font-weight:850}.term dd{margin:.3rem 0 0;color:#b9c8d8}.site-footer{margin-top:64px;border-top:1px solid var(--line);background:#06101c;padding:44px 0 26px}.footer-grid{display:grid;grid-template-columns:1.5fr repeat(3,1fr);gap:26px}.site-footer h2{font-size:.9rem;text-transform:uppercase;letter-spacing:.1em;color:#8fa4ba}.site-footer a{display:block;color:#b2c2d3;margin:7px 0;text-decoration:none}.site-footer p{color:#8398ae;max-width:44ch}.footer-bottom{border-top:1px solid rgba(255,255,255,.07);margin-top:28px;padding-top:18px}.footer-bottom p{font-size:.86rem}.pill{display:inline-flex;padding:4px 8px;border:1px solid var(--line);border-radius:999px;color:#9fb2c7;font-size:.78rem}.toc{margin:24px 0;border:1px solid var(--line);border-radius:16px;padding:18px;background:#0a1726}.toc h2{font-size:1rem}.toc a{display:block;margin:6px 0;color:#a8c0d8}.legal-meta{color:#8fa3b8;font-size:.9rem}.no-data-banner{border:1px solid #2a4d61;background:#0b2430;border-radius:14px;padding:14px 16px;color:#cfe6e2}.404-wrap{min-height:60vh;display:grid;place-items:center;text-align:center;padding:60px 0}.404-wrap h1{max-width:none}.muted{color:var(--muted)}
@media(max-width:900px){.hero-grid,.page-grid,.statement,.lab-layout{grid-template-columns:1fr}.cards,.related-grid{grid-template-columns:repeat(2,1fr)}.side-nav{position:static}.footer-grid{grid-template-columns:repeat(2,1fr)}.hero{padding-top:58px}.lab-controls{display:grid;grid-template-columns:repeat(2,1fr)}}

@media(max-width:640px){.shell{width:min(calc(100% - 24px),var(--max))}.menu-button{display:block}.primary-nav{position:absolute;top:70px;left:12px;right:12px;display:none;flex-direction:column;align-items:stretch;border:1px solid var(--line);border-radius:14px;background:#091827;padding:8px;box-shadow:var(--shadow)}.primary-nav.open{display:flex}.primary-nav a{padding:11px 12px}.cards,.related-grid,.calc-grid,.result-grid,.glossary,.footer-grid,.lab-meta{grid-template-columns:1fr}.section{padding:42px 0}.page-hero{padding-top:34px}.calculator{padding:18px}.lab-controls{grid-template-columns:1fr}.hero-actions .btn{width:100%}.hero h1{font-size:3rem}}
@media(prefers-reduced-motion:reduce){*{scroll-behavior:auto!important;transition:none!important;animation:none!important}}

.field textarea{width:100%;min-height:128px;border:1px solid #35506d;background:#071522;color:#fff;padding:11px 12px;border-radius:10px;font:inherit;line-height:1.5;resize:vertical}.field textarea:focus{outline:3px solid rgba(108,229,194,.45);outline-offset:2px}.field.full{grid-column:1/-1}

.table-wrap{overflow-x:auto;margin:22px 0}.metric-table{width:100%;border-collapse:collapse;min-width:620px;background:#0a1726;border:1px solid var(--line)}.metric-table caption{text-align:left;font-weight:800;padding:0 0 10px;color:#dce8f5}.metric-table th,.metric-table td{text-align:left;vertical-align:top;padding:12px 14px;border-bottom:1px solid var(--line)}.metric-table thead th{color:#fff;background:#10243a}.metric-table tbody th{color:var(--accent);white-space:nowrap}.metric-table td{color:#c4d0de}