:root{--lightningcss-light:initial;--lightningcss-dark: ;color-scheme:light;--page:#f2f7fb;--surface:#fff;--surface-raised:#fff;--surface-sunken:#e8f2f9;--border:#d5e3ee;--border-strong:#a9c0d2;--text-primary:#0c1a28;--text-secondary:#34495c;--text-muted:#566a7c;--accent-sky:#0369a1;--accent-sky-soft:#dff0fb;--accent-orange:#ea6a12;--accent-orange-text:#b4410b;--accent-orange-soft:#fff1e6;--grid:#e4edf4;--axis:#a9c0d2;--series-ensemble:#6250d6;--series-lightgbm:#2a78d6;--series-mstl_ets:#eb6834;--series-snaive168:#1baf7a;--series-snaive24:#6b7785;--good:#0f7a3a;--warn-bg:#fff4d6;--warn-text:#6b4b00;--radius:10px;--shadow:0 1px 2px #0c1a280f;--font:system-ui, -apple-system, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif}@media (prefers-color-scheme:dark){:root:not([data-theme=light]){--lightningcss-light: ;--lightningcss-dark:initial;color-scheme:dark;--page:#07121c;--surface:#0e1d2b;--surface-raised:#142a3c;--surface-sunken:#0a1824;--border:#1f3549;--border-strong:#35526b;--text-primary:#e9f2f9;--text-secondary:#b6c7d6;--text-muted:#8ea4b7;--accent-sky:#5cc8fa;--accent-sky-soft:#0f2d42;--accent-orange:#fb8c3c;--accent-orange-text:#fdb07a;--accent-orange-soft:#2e1c0f;--grid:#183043;--axis:#35526b;--series-ensemble:#9085e9;--series-lightgbm:#3987e5;--series-mstl_ets:#d95926;--series-snaive168:#199e70;--series-snaive24:#8b98a6;--good:#4ccb7a;--warn-bg:#3a2c05;--warn-text:#ffd977;--shadow:none}}:root[data-theme=dark]{--lightningcss-light: ;--lightningcss-dark:initial;color-scheme:dark;--page:#07121c;--surface:#0e1d2b;--surface-raised:#142a3c;--surface-sunken:#0a1824;--border:#1f3549;--border-strong:#35526b;--text-primary:#e9f2f9;--text-secondary:#b6c7d6;--text-muted:#8ea4b7;--accent-sky:#5cc8fa;--accent-sky-soft:#0f2d42;--accent-orange:#fb8c3c;--accent-orange-text:#fdb07a;--accent-orange-soft:#2e1c0f;--grid:#183043;--axis:#35526b;--series-ensemble:#9085e9;--series-lightgbm:#3987e5;--series-mstl_ets:#d95926;--series-snaive168:#199e70;--series-snaive24:#8b98a6;--good:#4ccb7a;--warn-bg:#3a2c05;--warn-text:#ffd977;--shadow:none}*{box-sizing:border-box}html{-webkit-text-size-adjust:100%}body{background:var(--page);color:var(--text-primary);font-family:var(--font);margin:0;font-size:15px;line-height:1.55}a{color:var(--accent-sky)}a:hover{text-decoration-thickness:2px}code{overflow-wrap:anywhere;font-family:ui-monospace,SFMono-Regular,Menlo,Consolas,monospace;font-size:.86em}:focus-visible{outline:2px solid var(--accent-sky);outline-offset:2px;border-radius:4px}.skip{z-index:10;background:var(--surface);border-radius:6px;padding:8px 12px;position:absolute;top:8px;left:-9999px}.skip:focus{left:16px}.topbar{background:var(--surface);border-bottom:1px solid var(--border);z-index:5;flex-wrap:wrap;align-items:center;gap:16px 28px;padding:12px max(16px,50vw - 660px);display:flex;position:sticky;top:0}.brand{align-items:center;gap:10px;display:flex}.brand-name{letter-spacing:-.01em;font-size:16px;font-weight:700}.brand-sub{color:var(--text-muted);font-size:12.5px}.mark-bg{fill:var(--accent-sky)}.mark-line{fill:none;stroke:#fff;stroke-width:2.6px;stroke-linecap:round;stroke-linejoin:round}.mark-dash{fill:none;stroke:#fdba74;stroke-width:2.6px;stroke-linecap:round;stroke-dasharray:2 3}.mark-dot{fill:#f97316}:root[data-theme=dark] .mark-line{stroke:#07121c}@media (prefers-color-scheme:dark){:root:not([data-theme=light]) .mark-line{stroke:#07121c}}nav{flex:auto;min-width:0}.tabs{flex-wrap:wrap;gap:4px;margin:0;padding:0;list-style:none;display:flex}.tabs a{color:var(--text-secondary);border-radius:8px;padding:7px 12px;font-size:14px;font-weight:550;text-decoration:none;display:inline-block}.tabs a:hover{background:var(--surface-sunken);color:var(--text-primary)}.tabs a[aria-current=page]{background:var(--accent-sky-soft);color:var(--accent-sky);box-shadow:inset 0 -2px 0 var(--accent-sky)}.theme-btn{white-space:nowrap}.dev-banner{background:var(--warn-bg);color:var(--warn-text);border-bottom:1px solid var(--border);padding:10px max(16px,50vw - 660px);font-weight:600}main{padding:20px max(16px,50vw - 660px) 40px}main:focus{outline:none}.page-head{flex-wrap:wrap;justify-content:space-between;align-items:baseline;gap:8px 24px;margin-bottom:16px;display:flex}h1{letter-spacing:-.02em;margin:0;font-size:24px}h2{letter-spacing:-.01em;margin:0 0 6px;font-size:17px}h3.sub{color:var(--text-secondary);margin:20px 0 4px;font-size:14.5px}.mode-label{color:var(--text-muted);margin:0;font-size:13px}.card{background:var(--surface);border:1px solid var(--border);border-radius:var(--radius);box-shadow:var(--shadow);min-width:0;padding:18px 20px}.lead{color:var(--text-secondary);margin:0 0 12px}.help{color:var(--text-muted);margin:8px 0 0;font-size:13px}.stack{gap:16px;display:grid}.studio{grid-template-columns:300px minmax(0,1fr);align-items:start;gap:16px;display:grid}.controls{gap:16px;display:grid;position:sticky;top:84px}.controls h2{margin:0}.studio-main{gap:16px;min-width:0;display:grid}fieldset{border:0;min-width:0;margin:0;padding:0}legend,.field label{color:var(--text-secondary);margin-bottom:6px;padding:0;font-size:13px;font-weight:650}.field label{justify-content:space-between;gap:8px;display:flex}output{font-variant-numeric:tabular-nums;color:var(--accent-orange-text);font-weight:700}.model-pick{gap:6px;display:grid}.model-pick label{border:1px solid var(--border);cursor:pointer;background:var(--surface);border-radius:8px;align-items:center;gap:10px;padding:8px 10px;display:flex}.model-pick label.on{border-color:var(--accent-sky);background:var(--accent-sky-soft)}.model-pick input{opacity:0;width:1px;height:1px;position:absolute}.model-pick label:has(input:focus-visible){outline:2px solid var(--accent-sky);outline-offset:2px}.model-pick strong{font-size:14px;display:block}.model-pick small{color:var(--text-muted);font-size:12px;line-height:1.3;display:block}.dot{border-radius:50%;flex:none;width:12px;height:12px}.segmented-row{background:var(--surface-sunken);border-radius:8px;flex-wrap:wrap;gap:3px;padding:3px;display:flex}.segmented label{text-align:center;cursor:pointer;border-radius:6px;flex:auto;font-size:13.5px}.segmented label span{padding:6px 10px;display:block}.segmented label.on{background:var(--surface-raised);color:var(--accent-sky);box-shadow:0 0 0 1px var(--border-strong);font-weight:650}.segmented input{opacity:0;width:1px;height:1px;position:absolute}.segmented label:has(input:focus-visible){outline:2px solid var(--accent-sky);outline-offset:1px}input[type=range]{width:100%;accent-color:var(--accent-orange);height:28px}.btn-ghost{font:inherit;color:var(--text-secondary);border:1px solid var(--border-strong);cursor:pointer;background:0 0;border-radius:8px;min-height:36px;padding:7px 12px;font-size:13.5px;font-weight:600}.btn-ghost:hover:not(:disabled){background:var(--surface-sunken);color:var(--text-primary)}.btn-ghost:disabled{opacity:.45;cursor:default}.stats{grid-template-columns:repeat(4,minmax(0,1fr));gap:12px;margin:4px 0 12px;display:grid}.studio-main>.stats{margin:0}.stat{background:var(--surface);border:1px solid var(--border);border-radius:var(--radius);min-width:0;padding:12px 14px}.card .stat{background:var(--surface-sunken);border-color:#0000}.stat-label{color:var(--text-muted);font-size:12.5px;font-weight:600}.stat-value{letter-spacing:-.01em;overflow-wrap:anywhere;margin-top:2px;font-size:21px;font-weight:700}.stat-note{color:var(--text-secondary);font-size:12.5px}.plot{min-width:0;margin:0}.plot-fallback{color:var(--text-muted);padding:24px 0}.provenance p{color:var(--text-secondary);margin:0 0 8px;font-size:14px}.provenance p:last-child{margin:0}.toolbar{flex-wrap:wrap;align-items:end;gap:12px 18px;margin-bottom:12px;display:flex}.week-nav{align-items:end;gap:6px;display:flex}.select{color:var(--text-secondary);gap:4px;font-size:13px;font-weight:650;display:grid}select{font:inherit;color:var(--text-primary);background:var(--surface);border:1px solid var(--border-strong);border-radius:8px;min-height:36px;padding:7px 10px;font-size:14px}.check{align-items:center;gap:8px;min-height:36px;font-size:14px;display:flex}.check input{width:18px;height:18px;accent-color:var(--accent-sky)}.table-wrap{-webkit-overflow-scrolling:touch;overflow-x:auto}table{border-collapse:collapse;width:100%;font-size:14px}caption{text-align:left;color:var(--text-muted);caption-side:top;padding-bottom:8px;font-size:13px}th,td{border-bottom:1px solid var(--border);text-align:left;vertical-align:top;padding:8px 10px}thead th{color:var(--text-muted);background:var(--surface-sunken);font-size:12.5px;font-weight:650}.num{text-align:right;font-variant-numeric:tabular-nums;white-space:nowrap}td small{color:var(--text-muted);font-size:12px}tr.best th[scope=row]{font-weight:700}tbody th{white-space:nowrap;font-weight:600}.swatch{vertical-align:middle;margin-right:4px}.verdict{border-left:4px solid var(--border-strong);background:var(--surface-sunken);border-radius:6px;margin:12px 0;padding:10px 14px}.verdict-better{border-left-color:var(--good)}.verdict-worse{border-left-color:var(--accent-orange)}details.table-toggle{margin-top:12px}details.table-toggle summary{cursor:pointer;color:var(--accent-sky);padding:6px 0;font-weight:600}details .table-wrap{max-height:420px;overflow:auto}details thead th{position:sticky;top:0}dl.facts{grid-template-columns:180px minmax(0,1fr);gap:8px 16px;margin:0;display:grid}dl.facts dt{color:var(--text-muted);font-size:13.5px;font-weight:600}dl.facts dd{margin:0}.hash{font-size:12px}ol.timeline{gap:6px;margin:0 0 12px;padding-left:20px;display:grid}ul.plain{gap:6px;margin:8px 0;padding-left:20px;display:grid}.notice{background:var(--warn-bg);color:var(--warn-text);border-radius:8px;padding:12px 14px}.loading{color:var(--text-muted)}.footer{color:var(--text-muted);border-top:1px solid var(--border);padding:16px max(16px,50vw - 660px) 28px;font-size:13px}@media (width<=1080px){.studio{grid-template-columns:minmax(0,1fr)}.controls{position:static}.model-pick,.stats{grid-template-columns:repeat(2,minmax(0,1fr))}}@media (width<=640px){body{font-size:14.5px}.topbar{gap:10px;position:static}nav{flex-basis:100%}.tabs{flex-wrap:nowrap;width:100%;padding-bottom:2px;overflow-x:auto}.tabs a{white-space:nowrap}.card{padding:14px}.model-pick{grid-template-columns:minmax(0,1fr)}.stat-value{font-size:18px}dl.facts{grid-template-columns:minmax(0,1fr)}dl.facts dd{margin-bottom:6px}h1{font-size:21px}}@media (prefers-reduced-motion:reduce){*{transition:none!important;animation:none!important}}.note{border-left:4px solid var(--accent-orange);background:var(--surface-sunken);border-radius:6px;margin:12px 0 0;padding:10px 14px}