/*! tailwindcss v4.2.1 | MIT License | https://tailwindcss.com */
@layer theme{:root,:host{--font-sans:ui-sans-serif, system-ui, sans-serif, "Apple Color Emoji", "Segoe UI Emoji", "Segoe UI Symbol", "Noto Color Emoji";--font-mono:ui-monospace, SFMono-Regular, Menlo, Monaco, Consolas, "Liberation Mono", "Courier New", monospace;--spacing:.25rem;--default-font-family:var(--font-sans);--default-mono-font-family:var(--font-mono)}}@layer base{*,:after,:before{box-sizing:border-box;border:0 solid;margin:0;padding:0}::backdrop{box-sizing:border-box;border:0 solid;margin:0;padding:0}::file-selector-button{box-sizing:border-box;border:0 solid;margin:0;padding:0}html,:host{-webkit-text-size-adjust:100%;tab-size:4;line-height:1.5;font-family:var(--default-font-family,ui-sans-serif, system-ui, sans-serif, "Apple Color Emoji", "Segoe UI Emoji", "Segoe UI Symbol", "Noto Color Emoji");font-feature-settings:var(--default-font-feature-settings,normal);font-variation-settings:var(--default-font-variation-settings,normal);-webkit-tap-highlight-color:transparent}hr{height:0;color:inherit;border-top-width:1px}abbr:where([title]){-webkit-text-decoration:underline dotted;text-decoration:underline dotted}h1,h2,h3,h4,h5,h6{font-size:inherit;font-weight:inherit}a{color:inherit;-webkit-text-decoration:inherit;-webkit-text-decoration:inherit;-webkit-text-decoration:inherit;-webkit-text-decoration:inherit;text-decoration:inherit}b,strong{font-weight:bolder}code,kbd,samp,pre{font-family:var(--default-mono-font-family,ui-monospace, SFMono-Regular, Menlo, Monaco, Consolas, "Liberation Mono", "Courier New", monospace);font-feature-settings:var(--default-mono-font-feature-settings,normal);font-variation-settings:var(--default-mono-font-variation-settings,normal);font-size:1em}small{font-size:80%}sub,sup{vertical-align:baseline;font-size:75%;line-height:0;position:relative}sub{bottom:-.25em}sup{top:-.5em}table{text-indent:0;border-color:inherit;border-collapse:collapse}:-moz-focusring{outline:auto}progress{vertical-align:baseline}summary{display:list-item}ol,ul,menu{list-style:none}img,svg,video,canvas,audio,iframe,embed,object{vertical-align:middle;display:block}img,video{max-width:100%;height:auto}button,input,select,optgroup,textarea{font:inherit;font-feature-settings:inherit;font-variation-settings:inherit;letter-spacing:inherit;color:inherit;opacity:1;background-color:#0000;border-radius:0}::file-selector-button{font:inherit;font-feature-settings:inherit;font-variation-settings:inherit;letter-spacing:inherit;color:inherit;opacity:1;background-color:#0000;border-radius:0}:where(select:is([multiple],[size])) optgroup{font-weight:bolder}:where(select:is([multiple],[size])) optgroup option{padding-inline-start:20px}::file-selector-button{margin-inline-end:4px}::placeholder{opacity:1}@supports (not ((-webkit-appearance:-apple-pay-button))) or (contain-intrinsic-size:1px){::placeholder{color:currentColor}@supports (color:color-mix(in lab, red, red)){::placeholder{color:color-mix(in oklab, currentcolor 50%, transparent)}}}textarea{resize:vertical}::-webkit-search-decoration{-webkit-appearance:none}::-webkit-date-and-time-value{min-height:1lh;text-align:inherit}::-webkit-datetime-edit{display:inline-flex}::-webkit-datetime-edit-fields-wrapper{padding:0}::-webkit-datetime-edit{padding-block:0}::-webkit-datetime-edit-year-field{padding-block:0}::-webkit-datetime-edit-month-field{padding-block:0}::-webkit-datetime-edit-day-field{padding-block:0}::-webkit-datetime-edit-hour-field{padding-block:0}::-webkit-datetime-edit-minute-field{padding-block:0}::-webkit-datetime-edit-second-field{padding-block:0}::-webkit-datetime-edit-millisecond-field{padding-block:0}::-webkit-datetime-edit-meridiem-field{padding-block:0}::-webkit-calendar-picker-indicator{line-height:1}:-moz-ui-invalid{box-shadow:none}button,input:where([type=button],[type=reset],[type=submit]){-webkit-appearance:button;appearance:button}::file-selector-button{-webkit-appearance:button;appearance:button}::-webkit-inner-spin-button{height:auto}::-webkit-outer-spin-button{height:auto}[hidden]:where(:not([hidden=until-found])){display:none!important}}@layer components;@layer utilities{.visible{visibility:visible}.absolute{position:absolute}.fixed{position:fixed}.static{position:static}.start{inset-inline-start:var(--spacing)}.end{inset-inline-end:var(--spacing)}.block{display:block}.hidden{display:none}.table{display:table}.rounded{border-radius:.25rem}}:root{--font-geist-sans:ui-sans-serif;--font-geist-mono:ui-monospace;--ink:#181a1d;--paper:#f1f0e9;--paper-2:#e8e7de;--line:#cbc9bd;--muted:#70716c;--lime:#d8ff3e;--coral:#ff805c;--blue:#3e67ff}*{box-sizing:border-box}html{scroll-behavior:smooth}body{background:var(--paper);color:var(--ink);font-family:var(--font-geist-sans), "PingFang SC", "Microsoft YaHei", sans-serif;margin:0}button,input,select{font:inherit}button,select{cursor:pointer}:is(button:focus-visible,select:focus-visible,input:focus-visible){outline:3px solid var(--blue);outline-offset:2px}main{min-height:100vh;overflow:hidden}.topbar{border-bottom:1px solid var(--line);justify-content:space-between;align-items:center;height:72px;padding:0 4vw;display:flex}.brand{color:inherit;letter-spacing:-.03em;align-items:center;gap:9px;font-weight:760;text-decoration:none;display:flex}.brand small{font:600 10px/1 var(--font-geist-mono), monospace;letter-spacing:.09em;color:var(--muted);margin-left:2px}.brand-mark{background:var(--ink);width:32px;height:32px;color:var(--lime);border-radius:50%;place-items:center;font-size:14px;font-weight:800;display:grid}.brand-mark.small{width:25px;height:25px;font-size:11px}.topbar-actions{align-items:center;gap:10px;display:flex}.feed-pill{border:1px solid var(--line);height:34px;font:600 10px/1 var(--font-geist-mono), monospace;letter-spacing:.06em;border-radius:99px;align-items:center;gap:8px;padding:0 13px;display:flex}.feed-pill span{background:#a1a19a;border-radius:50%;width:7px;height:7px}.feed-pill.live span{background:#5ad45a;animation:1.7s infinite pulse;box-shadow:0 0 0 4px #5ad45a21}.feed-pill.connecting span{background:#f0b83c}.feed-pill.fallback span,.feed-pill.stale span{background:var(--coral)}@keyframes pulse{50%{opacity:.5}}.quiet-button,.dark-button{border:1px solid var(--ink);border-radius:3px;height:38px;padding:0 16px;font-size:13px;font-weight:650}.quiet-button{background:0 0}.dark-button{color:#fff;background:var(--ink)}.hero{border-bottom:1px solid var(--line);min-height:0}.eyebrow{font:650 10px/1.2 var(--font-geist-mono), monospace;letter-spacing:.14em;color:var(--muted);margin:0 0 14px}.hero-selector{grid-template-columns:minmax(320px,1.15fr) minmax(420px,1fr);align-items:center;gap:clamp(45px,7vw,120px);min-height:142px;padding:25px 4vw;display:grid}.selector-choice{min-width:0}.selector-choice>label{color:var(--muted);margin-bottom:8px;font-size:11px;display:block}.selector-choice>select{border:0;border-bottom:2px solid var(--ink);width:100%;color:var(--ink);letter-spacing:-.04em;background:0 0;padding:7px 34px 10px 0;font-size:clamp(24px,2.25vw,34px);font-weight:670}.route-summary{grid-template-columns:1fr auto 1fr;align-items:center;gap:18px;margin-top:0;display:grid}.route-summary div{flex-direction:column;min-width:0;display:flex}.route-summary span{font:600 10px/1 var(--font-geist-mono), monospace;color:var(--muted);letter-spacing:.08em;margin-bottom:9px}.route-summary b{font:620 12px/1.3 var(--font-geist-mono), monospace;white-space:nowrap;text-overflow:ellipsis;overflow:hidden}.route-summary small{color:var(--muted);margin-top:5px}.route-summary i{color:var(--muted);font-style:normal}.demo-notice{border-left:4px solid var(--coral);color:#685043;background:#fff2e9;justify-content:space-between;align-items:center;gap:16px;margin:20px 4vw 0;padding:13px 16px;font-size:13px;display:flex}.demo-notice button{background:0 0;border:0;font-weight:700;text-decoration:underline}.alert-banner{background:var(--coral);border:1px solid var(--ink);grid-template-columns:180px 1fr auto;align-items:center;gap:20px;min-height:72px;margin:22px 4vw 0;padding:14px 18px;display:grid}.alert-code{font:700 12px/1 var(--font-geist-mono), monospace}.alert-banner>div:nth-child(2){flex-direction:column;gap:4px;display:flex}.alert-banner span{opacity:.72;font-size:12px}.alert-banner button{border:1px solid var(--ink);background:0 0;padding:8px 12px;font-size:12px;font-weight:700}.metric-grid{border:1px solid var(--line);grid-template-columns:repeat(4,1fr);margin:28px 4vw 0;display:grid}.metric-card{border-right:1px solid var(--line);background:#ffffff38;min-height:185px;padding:22px}.metric-card:last-child{border-right:0}.metric-heading{justify-content:space-between;align-items:center;display:flex}.metric-heading span{font-size:13px;font-weight:650}.metric-heading small{font:600 9px/1 var(--font-geist-mono), monospace;color:var(--muted);letter-spacing:.1em}.metric-card>strong{font:620 clamp(40px, 4vw, 61px)/.9 var(--font-geist-mono), monospace;letter-spacing:-.07em;margin-top:31px;display:block}.metric-card>strong em{letter-spacing:0;font-size:16px;font-style:normal}.metric-card>p{color:var(--muted);margin:17px 0 0;font-size:12px}.metric-card.alert{background:var(--coral);color:var(--ink)}.leverage-card{background:var(--lime)}.market-status-row{grid-template-columns:auto 1fr auto;align-items:center;gap:9px;padding-top:22px;display:grid}.market-status-row+.market-status-row{border-top:1px solid #181a1d1f;margin-top:7px}.market-status-row>span{border-radius:50%;width:8px;height:8px}.market-status-row .open{background:#3fc83f}.market-status-row .closed{background:#aaa9a0}.market-status-row b{font:650 14px/1 var(--font-geist-mono), monospace}.market-status-row small{color:var(--muted)}.workspace-grid{grid-template-columns:minmax(0,2.25fr) minmax(290px,.75fr);gap:22px;margin:22px 4vw 0;display:grid}.chart-card,.model-card,.residual-card,.price-card{border:1px solid var(--line);background:#ffffff4d}.chart-card{background:var(--ink);color:#f6f6ef;overflow:hidden}.card-header{border-bottom:1px solid #ffffff1a;justify-content:space-between;align-items:center;min-height:81px;padding:19px 22px;display:flex}.model-card .card-header,.residual-card .card-header{border-bottom-color:var(--line)}.card-header .eyebrow{margin-bottom:7px}.card-header h2{letter-spacing:-.03em;margin:0;font-size:20px}.chart-actions{align-items:center;gap:20px;display:flex}.legend{color:#f6f6efa6;align-items:center;gap:7px;font-size:11px;display:flex}.legend span{width:17px;height:2px;margin-left:8px}.direct-dot{background:var(--lime)}.proxy-dot{background:var(--coral)}.range-tabs{background:#ffffff14;border-radius:4px;padding:3px;display:flex}.range-tabs button{color:#ffffff8c;font:600 9px/1 var(--font-geist-mono), monospace;background:0 0;border:0;padding:6px 8px}.range-tabs button.active{color:var(--ink);background:#f4f4ed}.chart-wrap{height:392px;position:relative}.chart-wrap svg{width:100%;height:100%;display:block}.chart-grid-line{stroke:#ffffff17;stroke-width:1px;vector-effect:non-scaling-stroke}.chart-axis-label{fill:#f6f6ef7a;font:500 11px var(--font-geist-mono), monospace}.chart-line{fill:none;stroke-width:2px;stroke-linecap:round;stroke-linejoin:round;vector-effect:non-scaling-stroke}.chart-line-direct{stroke:var(--lime)}.chart-line-proxy{stroke:var(--coral)}.chart-hover-line{stroke:#ffffff59;stroke-width:1px;stroke-dasharray:3 4;vector-effect:non-scaling-stroke}.chart-point-direct{fill:var(--lime)}.chart-point-proxy{fill:var(--coral)}.chart-empty{color:#f6f6efb8;flex-direction:column;justify-content:center;align-items:center;gap:7px;height:100%;display:flex}.chart-empty b{font-size:13px}.chart-empty span{color:#f6f6ef6b;font-size:11px}.chart-tooltip{min-width:142px;color:var(--ink);pointer-events:none;font:600 10px/1.4 var(--font-geist-mono), monospace;background:#f1f0e9f5;border-radius:3px;flex-direction:column;gap:3px;padding:9px 11px;display:flex;position:absolute;top:34px;transform:translate(-50%);box-shadow:0 6px 24px #00000040}.chart-tooltip span{color:var(--muted);margin-bottom:2px;font-weight:500}.chart-footer{color:#f6f6ef73;min-height:39px;font:500 9px/1 var(--font-geist-mono), monospace;border-top:1px solid #ffffff1a;justify-content:space-between;align-items:center;gap:16px;padding:0 22px;display:flex}.model-card{flex-direction:column;display:flex}.learning-badge{background:var(--paper-2);color:var(--muted);border-radius:99px;padding:6px 9px;font-size:10px;font-weight:700}.learning-badge.active{background:var(--lime);color:var(--ink)}.lever-visual{padding:27px 22px 21px}.lever-number{font:620 62px/.9 var(--font-geist-mono), monospace;letter-spacing:-.08em}.lever-number small{letter-spacing:0;font-size:18px}.lever-track{background:#d7d6cc;height:8px;margin-top:27px}.lever-track span{background:var(--ink);height:100%;display:block;position:relative}.lever-track span:after{content:"";background:var(--coral);width:3px;height:17px;position:absolute;top:-5px;right:0}.lever-scale{color:var(--muted);font:500 9px/1 var(--font-geist-mono), monospace;justify-content:space-between;margin-top:8px;display:flex}.model-list{margin:0;padding:0 22px}.model-list div{border-top:1px solid var(--line);justify-content:space-between;align-items:center;gap:12px;padding:12px 0;font-size:12px;display:flex}.model-list dt{color:var(--muted)}.model-list dd{text-align:right;margin:0;font-weight:650}.model-note{background:var(--paper-2);border-left:3px solid var(--coral);margin:auto 14px 14px;padding:16px}.model-note b{font-size:12px}.model-note p{color:var(--muted);margin:7px 0 0;font-size:11px;line-height:1.6}.model-note a{color:var(--ink);text-underline-offset:3px;margin-top:9px;font-size:10px;font-weight:700;display:inline-block}.lower-grid{grid-template-columns:1.45fr 1fr;gap:22px;margin:22px 4vw 0;display:grid}.compact-header{min-height:69px}.compact-header>strong{font:650 22px/1 var(--font-geist-mono), monospace}.td-section-heading{justify-content:space-between;align-items:center;gap:12px;padding:12px 18px 0;display:flex}.td-section-heading b{font-size:11px}.td-section-heading span{color:var(--muted);font-size:9px}.td-section-heading span i{vertical-align:-1px;border-radius:2px;width:7px;height:7px;margin:0 4px 0 9px;display:inline-block}.td-legend-dot{background:var(--ink)}.comprehensive-legend-dot{background:#3877d6}.td-chart{height:220px;padding:8px 14px 0;position:relative;overflow:hidden}.td-chart svg{touch-action:pan-y;width:100%;height:100%;overflow:visible}.td-chart-empty{height:220px;color:var(--muted);place-items:center;font-size:11px;display:grid}.td-line-grid{stroke:#181a1d1a;stroke-width:1px;vector-effect:non-scaling-stroke}.td-line-zero{stroke:#181a1d4d;stroke-width:1px;vector-effect:non-scaling-stroke}.td-line-axis{fill:var(--muted);font:600 8px/1 var(--font-geist-mono), monospace}.td-daily-line,.td-comprehensive-line{fill:none;stroke-width:2.2px;stroke-linecap:round;stroke-linejoin:round;vector-effect:non-scaling-stroke}.td-daily-line{stroke:var(--ink)}.td-comprehensive-line{stroke:#3877d6}.td-daily-point{fill:var(--paper);stroke:var(--ink);stroke-width:2px;vector-effect:non-scaling-stroke}.td-comprehensive-point{fill:var(--paper);stroke:#3877d6;stroke-width:2px;vector-effect:non-scaling-stroke}.td-hover-line{stroke:#181a1d6b;stroke-width:1px;stroke-dasharray:3 3;vector-effect:non-scaling-stroke}.td-hover-point{stroke-width:2.5px}.td-chart-tooltip{z-index:2;min-width:176px;color:var(--ink);pointer-events:none;font:600 10px/1.45 var(--font-geist-mono), monospace;background:#f1f0e9f7;border:1px solid #181a1d1f;border-radius:3px;flex-direction:column;gap:3px;padding:9px 11px;display:flex;position:absolute;top:16px;transform:translate(-50%);box-shadow:0 7px 24px #0000002e}.td-chart-tooltip span{color:var(--muted);margin-bottom:2px;font-weight:500}.td-line-note{color:var(--muted);font-size:8px;position:absolute;bottom:2px;right:18px}.residual-stats{border-top:1px solid var(--line);grid-template-columns:repeat(4,1fr);display:grid}.residual-stats span{color:var(--muted);border-right:1px solid var(--line);padding:13px 18px;font-size:11px}.residual-stats span:last-child{border-right:0}.residual-stats b{color:var(--ink);margin-top:4px;display:block}.td-table-wrap{border-top:1px solid var(--line);max-height:356px;overflow:auto}.td-table{border-collapse:collapse;width:100%;font:600 10px/1.25 var(--font-geist-mono), monospace;font-variant-numeric:tabular-nums}.td-table th{z-index:1;background:var(--paper);color:var(--muted);letter-spacing:.05em;text-align:right;padding:10px 12px;font-size:8px;position:sticky;top:0}.td-table th:first-child,.td-table td:first-child{text-align:left}.td-table td{border-top:1px solid var(--line);text-align:right;white-space:nowrap;padding:10px 12px}.td-table tbody tr:hover{background:#ffffff6b}.td-table .td-positive{color:#3c7600}.td-table .td-negative{color:#c44831}.td-table .comprehensive-positive,.td-table .comprehensive-negative{color:#2765bd;font-weight:750}.td-method{border-top:1px solid var(--line);color:var(--muted);margin:0;padding:11px 18px 14px;font-size:10px;line-height:1.55}.price-card{padding:20px 22px}.price-card h2{margin:0 0 13px;font-size:20px}.leg-row{border-top:1px solid var(--line);justify-content:space-between;align-items:center;gap:20px;padding:13px 0;display:flex}.leg-row div{flex-direction:column;gap:4px;min-width:0;display:flex}.leg-row span{color:var(--muted);font:600 9px/1 var(--font-geist-mono), monospace}.leg-row b{font:600 11px/1.2 var(--font-geist-mono), monospace;text-overflow:ellipsis;overflow:hidden}.leg-row strong{font:620 20px/1 var(--font-geist-mono), monospace}.reference-strip{background:var(--paper-2);font:600 10px/1.25 var(--font-geist-mono), monospace;grid-template-columns:auto 1fr auto;gap:5px 8px;margin-top:7px;padding:11px;display:grid}.reference-strip span{color:var(--muted)}.reference-strip strong{grid-column:1/-1;font-size:14px}.hedge-sizing{background:var(--ink);color:#f6f6ef;border-left:4px solid var(--lime);margin-top:10px;padding:14px}.hedge-heading{justify-content:space-between;align-items:center;gap:12px;display:flex}.hedge-heading span{font-size:11px;font-weight:700}.hedge-heading small{color:#f6f6ef80;font:600 8px/1 var(--font-geist-mono), monospace;letter-spacing:.08em}.hedge-sizing>strong{color:var(--lime);font:620 28px/1 var(--font-geist-mono), monospace;letter-spacing:-.045em;margin-top:11px;display:block}.hedge-sizing>strong em{color:#f6f6ef;letter-spacing:0;margin-left:4px;font-size:11px;font-style:normal}.hedge-sizing>p{margin:9px 0 5px;font-size:11px}.hedge-sizing>small{color:#f6f6ef75;font:500 9px/1.45 var(--font-geist-mono), monospace}.export-button{border:1px solid var(--ink);background:0 0;width:100%;margin-top:9px;padding:10px;font-size:11px;font-weight:680}.method-section{border-top:1px solid var(--ink);grid-template-columns:.8fr 1.2fr;gap:5vw;margin:100px 4vw;padding-top:38px;display:grid}.method-section h2{letter-spacing:-.06em;max-width:430px;margin:0;font-size:clamp(34px,4vw,55px);line-height:1.03}.method-section ol{margin:0;padding:0;list-style:none}.method-section li{border-top:1px solid var(--line);grid-template-columns:48px 1fr;gap:12px;padding:20px 0;display:grid}.method-section li:first-child{border-top:0;padding-top:0}.method-section li>span{font:600 11px/1.3 var(--font-geist-mono), monospace;color:var(--muted)}.method-section b{font-size:17px}.method-section li p{color:var(--muted);margin:7px 0 0;font-size:13px;line-height:1.6}footer{border-top:1px solid var(--line);justify-content:space-between;align-items:center;min-height:88px;padding:0 4vw;display:flex}footer>div{align-items:center;gap:8px;display:flex}footer p{color:var(--muted);font-size:11px}.drawer-layer{z-index:20;-webkit-backdrop-filter:blur(5px);backdrop-filter:blur(5px);background:#181a1d8a;position:fixed;inset:0}.drawer{background:var(--paper);width:min(520px,100%);padding:54px 38px;animation:.22s ease-out slide-in;position:absolute;top:0;bottom:0;right:0;overflow:auto;box-shadow:-18px 0 60px #0000002e}@keyframes slide-in{0%{opacity:0;transform:translate(30px)}}.drawer-close{background:0 0;border:0;font-size:28px;position:absolute;top:20px;right:22px}.drawer h2{letter-spacing:-.05em;margin:0;font-size:38px}.drawer-intro{color:var(--muted);margin:16px 0 30px;font-size:13px;line-height:1.65}.pair-form{flex-direction:column;gap:17px;display:flex}.pair-form label,.setting-block>label{color:var(--muted);flex-direction:column;gap:7px;font-size:11px;font-weight:650;display:flex}.pair-form input,.pair-form select,.number-input{border:1px solid var(--line);width:100%;min-height:43px;color:var(--ink);background:#ffffff73;border-radius:0;padding:0 11px}.form-grid{grid-template-columns:1.15fr .85fr;gap:13px;display:grid}.form-grid.compact{grid-template-columns:repeat(3,1fr)}.primary-button{background:var(--ink);color:#fff;border:0;width:100%;margin-top:7px;padding:14px;font-weight:700}.form-error{color:#bc351e;margin:-5px 0 0;font-size:12px}.settings-drawer{width:min(430px,100%)}.setting-block{border-top:1px solid var(--line);margin-top:31px;padding-top:19px}.number-input{align-items:center;margin-top:9px;display:flex}.number-input input{font:620 31px/1 var(--font-geist-mono), monospace;background:0 0;border:0;flex:1;width:60px}.number-input span{color:var(--muted)}.setting-block p,.setting-row p{color:var(--muted);margin:8px 0 0;font-size:11px;line-height:1.6}.setting-row{border-top:1px solid var(--line);border-bottom:1px solid var(--line);justify-content:space-between;align-items:center;gap:20px;margin-top:20px;padding:17px 0;display:flex}.setting-row b{font-size:13px}.switch{background:#bdbcb4;border:0;border-radius:99px;width:46px;height:25px;padding:3px}.switch span{background:#fff;border-radius:50%;width:19px;height:19px;transition:transform .2s;display:block}.switch.on{background:var(--ink)}.switch.on span{background:var(--lime);transform:translate(21px)}.read-only{background:var(--paper-2);border-top:0;margin-bottom:26px;padding:15px}@media (max-width:1050px){.hero-selector{grid-template-columns:minmax(280px,1fr) minmax(360px,1fr);gap:38px}.metric-grid{grid-template-columns:repeat(2,1fr)}.metric-card:nth-child(2){border-right:0}.metric-card:nth-child(-n+2){border-bottom:1px solid var(--line)}.workspace-grid{grid-template-columns:1fr}.model-card{min-height:490px}.model-note{margin-top:22px}}@media (max-width:760px){.topbar{padding:0 18px}.brand small,.quiet-button,.feed-pill{display:none}.dark-button{padding:0 12px}.hero-selector{grid-template-columns:1fr;gap:24px;min-height:0;padding:24px 20px}.route-summary{grid-template-columns:1fr;gap:12px}.route-summary i{display:none}.demo-notice,.alert-banner,.metric-grid,.workspace-grid,.lower-grid{margin-left:14px;margin-right:14px}.alert-banner{grid-template-columns:1fr;gap:8px;padding:16px}.metric-grid{grid-template-columns:1fr}.metric-card{border-right:0;border-bottom:1px solid var(--line)}.metric-card:last-child{border-bottom:0}.lower-grid{grid-template-columns:1fr}.chart-card .card-header{align-items:flex-start;gap:15px}.chart-actions{flex-direction:column-reverse;align-items:flex-end;gap:9px}.legend{white-space:nowrap}.chart-wrap{height:330px}.chart-footer{flex-direction:column;align-items:flex-start;padding-top:11px;padding-bottom:11px}.residual-stats{grid-template-columns:1fr}.residual-stats span{border-right:0;border-bottom:1px solid var(--line)}.method-section{grid-template-columns:1fr;gap:42px;margin:75px 20px}footer{flex-direction:column;align-items:flex-start;gap:15px;padding:22px 20px}footer p{margin:0}.drawer{padding:55px 22px}.form-grid,.form-grid.compact{grid-template-columns:1fr}}@media (prefers-reduced-motion:reduce){*,:before,:after{scroll-behavior:auto!important;animation-duration:.01ms!important}}