.ar{--void:#0a0d11;--deck:#10151a;--deck-2:#151b22;--rule:#232c35;--rule-hot:#33404c;--ink:#e4ecf2;--dim:#8b9aa8;--faint:#5d6b78;--hot:#ff4655;--hot-soft:#ff465524;--good:#00ff9c;--shadow:0 1px 0 #e4ecf208, 0 12px 28px #060a0e8c;--mono:ui-monospace, "SFMono-Regular", "Cascadia Mono", Menlo, Consolas, monospace;background:linear-gradient(180deg, #ff46550d, transparent 22rem), repeating-linear-gradient(90deg, #8ca5b909 0 1px, transparent 1px 96px), var(--void);min-height:100dvh;color:var(--ink);font-variant-numeric:tabular-nums;font-family:Outfit,system-ui,-apple-system,sans-serif;overflow-x:hidden}.ar *,.ar :before,.ar :after{box-sizing:border-box}.ar :focus-visible{outline:2px solid var(--hot);outline-offset:2px}.ar-chrome{border-bottom:1px solid var(--rule);z-index:5;backdrop-filter:blur(6px);background:#0a0d11e6;align-items:center;gap:.75rem;padding:.85rem clamp(.9rem,3vw,2rem);display:flex;position:sticky;top:0}.ar-mark{font-family:var(--mono);letter-spacing:.22em;color:var(--void);background:var(--hot);padding:.25rem .5rem;font-size:.82rem;font-weight:700}.ar-tagline{letter-spacing:.16em;text-transform:uppercase;color:var(--faint);font-size:.74rem}.ar-grow{flex:1}.ar-main{width:100%;max-width:78rem;margin:0 auto;padding:clamp(1rem,3vw,2rem) clamp(.9rem,3vw,2rem) 4rem}.ar-eyebrow{font-family:var(--mono);letter-spacing:.22em;text-transform:uppercase;color:var(--hot);margin:0;font-size:.66rem;font-weight:700}.ar-muted{color:var(--dim);margin:.5rem 0 0;font-size:.9rem;line-height:1.6}.ar-tiny{font-size:.78rem}.ar-hint{border-left:2px solid var(--hot);color:var(--dim);margin:.6rem 0 0;padding-left:.6rem;font-size:.82rem;line-height:1.5}.ar-empty{color:var(--faint);margin:1rem 0 0;font-size:.85rem}.ar h2{letter-spacing:-.03em;margin:.45rem 0 0;font-size:clamp(1.4rem,3.5vw,2rem);font-weight:800}.ar-card{border:1px solid var(--rule);background:linear-gradient(180deg, var(--deck-2), var(--deck));box-shadow:var(--shadow);padding:clamp(1rem,2.5vw,1.4rem);position:relative}.ar-card:before,.ar-card:after{content:"";border-color:var(--rule-hot);pointer-events:none;border-style:solid;width:8px;height:8px;position:absolute}.ar-card:before{border-width:2px 0 0 2px;border-color:var(--hot);top:0;left:0}.ar-card:after{border-width:0 2px 2px 0;bottom:0;right:0}.ar-panel-stack{grid-template-columns:minmax(0,1fr);gap:1rem;display:grid}.ar-charts>*,.ar-drills>*,.ar-panel-stack>*,.ar-result>*{min-width:0}.ar-working li{overflow-wrap:anywhere}.ar-btn{border:1px solid var(--rule-hot);background:var(--deck-2);color:var(--ink);font:inherit;letter-spacing:.03em;cursor:pointer;justify-content:center;align-items:center;gap:.4rem;padding:.6rem 1.05rem;font-size:.85rem;font-weight:700;text-decoration:none;display:inline-flex}.ar-btn:hover{border-color:var(--hot);background:#1b232b}.ar-btn:active{transform:translateY(1px)}.ar-btn-hot{border-color:var(--hot);background:var(--hot);color:#12060a}.ar-btn-hot:hover{background:#ff5f6d;border-color:#ff5f6d}.ar-btn-ghost{color:var(--dim);background:0 0}.ar-btn-ghost:hover{color:var(--ink)}.ar-btn-quiet{color:var(--dim);background:0 0;border-color:#0000;font-size:.8rem}.ar-btn-quiet:hover{color:var(--ink);border-color:var(--rule-hot)}.ar-badge{font-family:var(--mono);letter-spacing:.14em;text-transform:uppercase;color:var(--void);background:var(--good);margin-top:.6rem;padding:.2rem .55rem;font-size:.66rem;font-weight:700;display:inline-block}.ar-tabs{border-bottom:1px solid var(--rule);flex-wrap:wrap;gap:0;margin-bottom:1.4rem;display:flex}.ar-tab{color:var(--faint);font:inherit;letter-spacing:.12em;text-transform:uppercase;cursor:pointer;background:0 0;border:0;border-bottom:2px solid #0000;padding:.7rem 1.05rem;font-size:.8rem;font-weight:700}.ar-tab:hover{color:var(--ink)}.ar-tab-on{color:var(--ink);border-bottom-color:var(--hot)}.ar-drills{grid-template-columns:minmax(0,1.35fr) minmax(0,1fr);align-items:start;gap:1.1rem;display:grid}.ar-scenarios{gap:.6rem;margin:0;padding:0;list-style:none;display:grid}.ar-scenario{border:1px solid var(--rule);border-left:3px solid var(--rule-hot);background:var(--deck);width:100%;color:var(--ink);font:inherit;text-align:left;cursor:pointer;gap:.25rem;padding:.9rem 1rem;display:grid}.ar-scenario:hover{border-color:var(--rule-hot);border-left-color:var(--hot);background:var(--deck-2)}.ar-scenario-on{border-left-color:var(--hot);background:var(--deck-2);box-shadow:inset 0 0 0 1px #ff46552e}.ar-scenario-tag{font-family:var(--mono);letter-spacing:.16em;text-transform:uppercase;color:var(--hot);font-size:.63rem}.ar-scenario strong{letter-spacing:-.02em;font-size:1.05rem;font-weight:800}.ar-scenario-desc{color:var(--dim);font-size:.83rem;line-height:1.5}.ar-scenario-pb{font-family:var(--mono);color:var(--faint);letter-spacing:.06em;font-size:.7rem}.ar-sticky{position:sticky;top:4.5rem}.ar-setup{gap:1rem;display:grid}.ar-setup-head h2{font-size:1.35rem}.ar-setup-group{gap:.5rem;display:grid}.ar-setup-actions{flex-wrap:wrap;justify-content:flex-end;gap:.5rem;display:flex}.ar-chips{flex-wrap:wrap;align-items:flex-end;gap:.4rem;display:flex}.ar-chip{border:1px solid var(--rule-hot);background:var(--deck);color:var(--dim);font:inherit;font-family:var(--mono);cursor:pointer;padding:.45rem .8rem;font-size:.8rem}.ar-chip:hover{color:var(--ink);border-color:var(--hot)}.ar-chip-on{background:var(--hot-soft);border-color:var(--hot);color:var(--ink)}.ar-field{gap:.3rem;display:grid}.ar-field-label{font-family:var(--mono);letter-spacing:.14em;text-transform:uppercase;color:var(--faint);font-size:.66rem}.ar-field-box{border:1px solid var(--rule-hot);background:#0c1116;align-items:center;display:flex}.ar-field-box:focus-within{border-color:var(--hot)}.ar-field-box input,.ar-field-box select{width:100%;min-width:4.5rem;color:var(--ink);font:inherit;font-family:var(--mono);background:0 0;border:0;padding:.5rem .6rem;font-size:.9rem}.ar-field-box input:focus,.ar-field-box select:focus{outline:none}.ar-field-box select option{background:#0c1116}.ar-field-suffix{color:var(--faint);font-family:var(--mono);padding-right:.6rem;font-size:.78rem}.ar-range{gap:.35rem;display:grid}.ar-range label{justify-content:space-between;align-items:baseline;gap:.5rem;display:flex}.ar-range output{font-family:var(--mono);color:var(--ink);font-size:.85rem}.ar-range input[type=range]{width:100%;height:1.4rem;accent-color:var(--hot);cursor:pointer;background:0 0;margin:0;display:block}.ar-check{color:var(--dim);cursor:pointer;align-items:center;gap:.5rem;margin-top:.8rem;font-size:.85rem;display:inline-flex}.ar-check input{accent-color:var(--hot);width:1rem;height:1rem}.ar-checks{flex-wrap:wrap;align-items:center;gap:.9rem;display:flex}.ar-grid-2{grid-template-columns:repeat(auto-fit,minmax(11rem,1fr));gap:.8rem;margin-top:1rem;display:grid}.ar-inline{flex-wrap:wrap;align-items:flex-end;gap:.8rem;margin-top:1rem;display:flex}.ar-solve{font-family:var(--mono);color:var(--dim);margin:0 0 .35rem;font-size:.85rem}.ar-solve b{color:var(--good)}.ar-stats{background:var(--rule);border:1px solid var(--rule);gap:1px;margin-top:1rem;display:grid}.ar-stats-4{grid-template-columns:repeat(auto-fit,minmax(8rem,1fr))}.ar-stats-6{grid-template-columns:repeat(auto-fit,minmax(8.5rem,1fr))}.ar-stat{background:var(--deck);gap:.15rem;padding:.7rem .85rem;display:grid}.ar-stat-label{font-family:var(--mono);letter-spacing:.15em;text-transform:uppercase;color:var(--faint);font-size:.62rem}.ar-stat-value{font-family:var(--mono);letter-spacing:-.01em;font-size:1.22rem;font-weight:700}.ar-stat-sub{font-family:var(--mono);color:var(--faint);font-size:.7rem}.ar-working{gap:.6rem;margin:1rem 0 0;padding:0 0 0 1.2rem;display:grid}.ar-working li{color:var(--dim);font-size:.85rem}.ar-working code{font-family:var(--mono);color:var(--faint);letter-spacing:.02em;font-size:.78rem;display:block}.ar-working span{font-family:var(--mono);color:var(--ink);font-size:.85rem;display:block}.ar-working b{color:var(--good)}.ar-table-wrap{margin-top:1rem;overflow-x:auto}.ar-table{border-collapse:collapse;width:100%;font-family:var(--mono);font-size:.82rem}.ar-table th,.ar-table td{border-bottom:1px solid var(--rule);text-align:right;white-space:nowrap;padding:.5rem .7rem}.ar-table thead th{letter-spacing:.14em;text-transform:uppercase;color:var(--faint);font-size:.62rem;font-weight:700}.ar-table thead th:first-child{text-align:left}.ar-table tbody th{text-align:left;color:var(--ink);font-weight:700}.ar-table tbody th small{color:var(--faint);font-size:.65rem;font-weight:400;display:block}.ar-table .ar-row-on{background:var(--hot-soft)}.ar-cross-layout{grid-template-columns:auto minmax(0,1fr);align-items:start;gap:1.2rem;margin-top:1rem;display:grid}.ar-cross-stage{justify-items:center;gap:.4rem;display:grid}.ar-cross-preview{border:1px solid var(--rule-hot);display:block}.ar-cross-controls{gap:.7rem;display:grid}.ar-swatches{gap:.35rem;display:grid}.ar-swatches>div{flex-wrap:wrap;gap:.4rem;display:flex}.ar-swatch{border:1px solid var(--rule-hot);cursor:pointer;width:1.7rem;height:1.7rem}.ar-swatch:hover{border-color:var(--ink)}.ar-swatch-on{box-shadow:0 0 0 2px var(--void), 0 0 0 3px var(--ink)}.ar-charts{grid-template-columns:repeat(auto-fit,minmax(min(26rem,100%),1fr));align-items:start;gap:1rem;margin-top:1rem;display:grid}.ar-chart{margin-top:.8rem}.ar-chart-square{max-width:19rem;margin-inline:auto}.ar-chart svg{border:1px solid var(--rule);background:#0c1116;width:100%;height:auto;display:block}.ar-chart-foot{font-family:var(--mono);color:var(--faint);align-items:center;gap:.35rem;margin:.5rem 0 0;font-size:.7rem;display:flex}.ar-key{width:.6rem;height:.6rem;display:inline-block}.ar-key-hit{background:#00ff9c}.ar-key-miss{background:#ff7882;margin-left:.7rem}.ar-key-score{background:#ff4655}.ar-key-acc{background:#00ff9c;margin-left:.7rem}.ar-chart-scale{margin-left:auto}.ar-axis{fill:#5d6b78;font-family:ui-monospace,monospace;font-size:9px}.ar-compare{gap:.55rem;margin-top:1rem;display:grid}.ar-compare-row{grid-template-columns:8rem minmax(0,1fr) 4.5rem;align-items:center;gap:.6rem;display:grid}.ar-compare-label{font-family:var(--mono);letter-spacing:.08em;text-transform:uppercase;color:var(--faint);font-size:.7rem}.ar-compare-track{border:1px solid var(--rule);background:#0c1116;height:.7rem;display:block}.ar-compare-fill{background:var(--rule-hot);height:100%;display:block}.ar-compare-fill-hot{background:var(--hot)}.ar-compare-value{font-family:var(--mono);text-align:right;font-size:.85rem}.ar-result{gap:1.1rem;display:grid}.ar-result-head{flex-wrap:wrap;justify-content:space-between;align-items:flex-end;gap:1rem;display:flex}.ar-result-actions{gap:.5rem;display:flex}.ar-playing{flex-direction:column;height:100dvh;display:flex;overflow:hidden}.ar-hud{border-bottom:1px solid var(--rule);background:#0c1116;flex-wrap:wrap;align-items:center;gap:.9rem;padding:.5rem clamp(.7rem,2vw,1.2rem);display:flex}.ar-hud-name{font-family:var(--mono);letter-spacing:.16em;text-transform:uppercase;color:var(--hot);font-size:.7rem}.ar-hud-cell{display:grid}.ar-hud-cell small{font-family:var(--mono);letter-spacing:.14em;text-transform:uppercase;color:var(--faint);font-size:.58rem}.ar-hud-cell b{font-family:var(--mono);font-size:1rem;font-weight:700}.ar-hud-badge{font-family:var(--mono);letter-spacing:.12em;text-transform:uppercase;border:1px solid var(--rule-hot);color:var(--dim);padding:.15rem .4rem;font-size:.6rem}.ar-hud .ar-btn-quiet{margin-left:auto}.ar-stage{background:#0d1116;flex:1;min-height:0;position:relative}.ar-canvas{cursor:none;width:100%;height:100%;display:block}.ar-overlay{cursor:default;background:#0a0d11db;place-items:center;padding:1.2rem;display:grid;position:absolute;inset:0}.ar-overlay-card{border:1px solid var(--rule-hot);border-top:2px solid var(--hot);background:var(--deck);max-width:30rem;box-shadow:var(--shadow);text-align:center;padding:1.5rem}.ar-overlay-card h2{margin:0;font-size:1.4rem}.ar-overlay-card p{color:var(--dim);margin:.7rem 0 0;font-size:.9rem;line-height:1.6}.ar-overlay-card .ar-hint{text-align:left}.ar-overlay-actions{flex-wrap:wrap;justify-content:center;gap:.5rem;margin-top:1.2rem;display:flex}@media (prefers-reduced-motion:no-preference){.ar-btn,.ar-chip,.ar-scenario,.ar-tab,.ar-swatch{transition:background-color .14s,border-color .14s,color .14s,transform 80ms}.ar-compare-fill{transition:width .35s}}@media (width<=60rem){.ar-drills{grid-template-columns:minmax(0,1fr)}.ar-sticky{position:static}}@media (width<=34rem){.ar-chrome{gap:.5rem}.ar-tagline{display:none}.ar-cross-layout{grid-template-columns:minmax(0,1fr)}.ar-compare-row{grid-template-columns:5.5rem minmax(0,1fr) 3.6rem}.ar-stats-6,.ar-stats-4{grid-template-columns:repeat(2,minmax(0,1fr))}.ar-hud{gap:.6rem}.ar-hud-cell b{font-size:.9rem}.ar-setup-actions{justify-content:stretch}.ar-setup-actions .ar-btn{flex:1}}.ar-scenarios,.ar-setup,.ar-setup-group,.ar-cross-controls,.ar-swatches,.ar-range,.ar-compare,.ar-result,.ar-stat,.ar-field,.ar-working{grid-template-columns:minmax(0,1fr)}.ar-charts>*,.ar-drills>*,.ar-panel-stack>*{min-width:0}.ar-working li{overflow-wrap:anywhere;min-width:0}.ar-range input[type=range]:disabled{opacity:.35;cursor:not-allowed}.ar-audio{margin-bottom:0}.ar-target-preview{border:1px solid var(--rule-hot);display:block}.ar-target-shapes{gap:.35rem;display:grid}.ar-result-badges{flex-wrap:wrap;align-items:flex-start;gap:.75rem;margin-top:.5rem;display:flex}.ar-rank-block{gap:.25rem;min-width:0;display:grid}.ar-rank-badge{font-family:var(--mono);letter-spacing:.08em;text-transform:uppercase;border:1px solid;padding:.25rem .65rem;font-size:.78rem;font-weight:700;display:inline-block}.ar-drills-list{gap:1.2rem;min-width:0;display:grid}.ar-custom-section{border-top:1px solid var(--rule);gap:.75rem;padding-top:.5rem;display:grid}.ar-custom-head{flex-wrap:wrap;justify-content:space-between;align-items:center;gap:.5rem;display:flex}.ar-custom-toolbar{flex-wrap:wrap;gap:.35rem;display:flex}.ar-custom-form{border:1px solid var(--rule);background:var(--deck);gap:.6rem;padding:.85rem;display:grid}.ar-custom-input{border:1px solid var(--rule-hot);width:100%;min-width:0;color:var(--ink);font:inherit;font-family:var(--mono);background:#0c1116;padding:.5rem .6rem;font-size:.85rem}.ar-custom-input-inline{margin:.15rem 0}.ar-custom-list{gap:.6rem;margin:0;padding:0;list-style:none;display:grid}.ar-custom-row{gap:.35rem;min-width:0;display:grid}.ar-custom-actions{flex-wrap:wrap;gap:.25rem;padding-left:.35rem;display:flex}.ar-sr-only{clip:rect(0, 0, 0, 0);white-space:nowrap;border:0;width:1px;height:1px;margin:-1px;padding:0;position:absolute;overflow:hidden}@media (width<=34rem){.ar-custom-toolbar{width:100%}.ar-custom-toolbar .ar-btn{flex:auto}.ar-custom-actions .ar-btn{padding:.35rem .5rem;font-size:.72rem}}