:root{--bg: #0c0a0e;--panel: #16131b;--ink: #f4eff2;--muted: #a99fa8;--fire1: #ff6a2b;--fire2: #ffb020;--good: #37c98a;--line: #2a2530}*{box-sizing:border-box}body{margin:0;background:radial-gradient(1200px 700px at 72% -12%,#2c1410 0%,var(--bg) 55%);color:var(--ink);font:16px/1.55 -apple-system,Segoe UI,Roboto,Helvetica,Arial,sans-serif}.deck{max-width:960px;margin:0 auto;padding:0 22px;min-height:100vh;display:flex;flex-direction:column}.progress{height:3px;background:var(--line);border-radius:3px;margin-top:12px;overflow:hidden}.progress>div{height:100%;background:linear-gradient(90deg,var(--fire1),var(--fire2));transition:width .25s}.topbar{display:flex;justify-content:space-between;align-items:center;padding:12px 2px 8px}.brand{font-size:19px;font-weight:800;background:linear-gradient(90deg,var(--fire1),var(--fire2));-webkit-background-clip:text;background-clip:text;color:transparent}.count{color:var(--muted);font-variant-numeric:tabular-nums;font-size:14px}.slide{flex:1;background:var(--panel);border:1px solid var(--line);border-radius:18px;padding:26px 34px;overflow-y:auto}.kicker{text-transform:uppercase;letter-spacing:2.5px;font-size:12px;color:var(--fire1);font-weight:800}.slide h2{font-size:27px;margin:6px 0 16px;letter-spacing:-.5px;line-height:1.15}.slide p{color:#eadfe6}.fine{color:var(--muted);font-size:13.5px}code{background:#221d29;padding:1px 6px;border-radius:5px;color:var(--fire2);font-size:13px}a{color:var(--fire2);text-decoration:none}a:hover{text-decoration:underline}.slide.hero{display:flex;flex-direction:column}.brandBig{font-size:58px;font-weight:900;letter-spacing:-2px;background:linear-gradient(90deg,var(--fire1),var(--fire2));-webkit-background-clip:text;background-clip:text;color:transparent}.tag{font-size:18px;margin:4px 0 10px;color:#eadfe6}.pills{display:flex;gap:8px;flex-wrap:wrap}.pills span{font-size:12.5px;color:var(--fire2);border:1px solid var(--line);background:#120f16;padding:5px 12px;border-radius:999px}.heroFig{margin:14px 0 8px;text-align:center}.heroFig img{width:100%;border-radius:12px;border:1px solid var(--line)}.legend{display:flex;flex-wrap:wrap;gap:16px;justify-content:center;font-size:13.5px;color:#eadfe6}.legend .sub{color:var(--muted)}.formula{text-align:center;font-size:22px;margin:16px 0;padding:16px;background:#120f16;border:1px dashed var(--line);border-radius:12px;color:var(--fire2)}pre.arch{background:#0f0c14;border:1px solid var(--line);border-radius:12px;padding:16px;overflow-x:auto;font-size:12.5px;line-height:1.5;color:#cdbfce}figure{margin:14px 0;text-align:center}figure img{max-width:100%;border-radius:12px;border:1px solid var(--line)}figcaption{color:var(--muted);font-size:13px;margin-top:7px}.two{display:grid;grid-template-columns:1fr 1fr;gap:16px;align-items:start}@media (max-width: 640px){.two{grid-template-columns:1fr}}table.results{width:100%;border-collapse:collapse;margin:10px 0}table.results th,table.results td{text-align:left;padding:9px 12px;border-bottom:1px solid var(--line);vertical-align:top}table.results th{color:var(--muted);font-weight:600;font-size:12px;text-transform:uppercase;letter-spacing:1px}td.base{color:var(--muted)}td.good{color:var(--good);font-weight:700}.links{display:flex;gap:18px;flex-wrap:wrap;margin:8px 0;font-weight:700}.nav{display:flex;align-items:center;justify-content:space-between;padding:12px 2px}.nav button{background:var(--panel);color:var(--ink);border:1px solid var(--line);padding:8px 16px;border-radius:9px;cursor:pointer;font-size:14px}.nav button:hover:not(:disabled){border-color:var(--fire1);color:var(--fire2)}.nav button:disabled{opacity:.3;cursor:default}.dots{display:flex;gap:7px;flex-wrap:wrap}.dot{width:8px;height:8px;border-radius:50%;background:var(--line);cursor:pointer}.dot.on{background:var(--fire1)}footer{text-align:center;color:var(--muted);font-size:12px;padding:4px 0 16px}