.portal-hero{grid-template-columns:minmax(0,1fr) minmax(0,1.03fr);align-items:center;gap:48px;padding:38px 4px 50px;display:grid}.hero-experiment{min-width:0}.experiment-invitation{color:#514078;flex-wrap:wrap;align-items:center;gap:8px;margin:0 0 15px;font-size:13px;font-weight:550;display:flex}.experiment-invitation>span{color:#4c3b17;background:#f5cf70;border-radius:6px;padding:4px 9px;font-size:11px}.hero-copy{min-width:0}.hero-kicker{color:var(--muted);letter-spacing:.045em;margin:0 0 24px;font-size:13px}.portal-home .portal-hero h1{color:var(--ink);letter-spacing:-.06em;margin:0 0 26px;font-size:clamp(46px,5vw,68px);font-weight:750;line-height:1.22}.hero-line{display:block}.hero-line em{color:#493b28;background:#f5cf70;border-radius:10px;margin-right:.09em;padding:0 .09em .04em;font-style:normal;display:inline-block;transform:rotate(-3deg)}.hero-question{color:var(--accent);font-family:Avenir Next,sans-serif;display:inline-block;transform:rotate(9deg)}.hero-description{max-width:29em;color:var(--muted);margin:0;font-size:15px;line-height:1.9}.hero-actions{flex-wrap:wrap;gap:12px;margin-top:30px;display:flex}.denvis-ui .hero-cta{isolation:isolate;min-height:46px;transition:transform var(--motion-normal) var(--ease-out);border-radius:9px;gap:18px;padding:12px 18px;font-size:13px;position:relative;overflow:hidden}.hero-cta:before{content:"";z-index:-1;pointer-events:none;opacity:0;transition:transform var(--motion-emphasis) var(--ease-out),opacity var(--motion-normal) var(--ease-out);background:linear-gradient(115deg,#0000 35%,#ffffff12 50%,#0000 65%);position:absolute;inset:0;transform:translate(-110%)}.hero-cta.primary-button{border:1px solid color-mix(in srgb,var(--navy),white 8%);box-shadow:inset 0 1px #ffffff20,0 2px 3px #15243b0b}.hero-cta-icon{width:16px;height:16px;position:relative;overflow:hidden}.hero-cta-icon svg{fill:none;stroke:currentColor;stroke-width:1.5px;width:16px;height:16px;transition:transform var(--motion-panel) var(--ease-out);position:absolute;inset:0}.hero-cta-icon svg:last-child{transform:translate(-100%,100%)}.denvis-ui .hero-cta:active{transition-duration:var(--motion-micro);transform:translateY(1px)scale(.985)}.concept-sketch{isolation:isolate;border:1px solid var(--line);background:var(--surface);min-width:0;box-shadow:var(--panel-shadow);border-radius:18px;display:block;position:relative;overflow:hidden}.sketch-material-light{z-index:0;pointer-events:none;opacity:0;width:240px;height:240px;transition:transform var(--motion-normal) var(--ease-out),opacity var(--motion-panel) var(--ease-out);background:radial-gradient(circle,#6d99ed17 0%,#0000 68%);position:absolute;top:0;left:0}.sketch-surface{z-index:1;position:relative}.sketch-header{justify-content:space-between;align-items:flex-start;gap:12px;padding:24px 26px 0;display:flex}.sketch-header h2 span{color:var(--muted);letter-spacing:.025em;margin-left:12px;font-size:11px;font-weight:400}.portal-hero .sketch-header h2{letter-spacing:-.025em;margin:0;font-size:16px;font-weight:550}.sketch-status{color:var(--muted);white-space:nowrap;align-items:center;gap:6px;margin-top:3px;font-size:11px;display:flex}.sketch-status i{background:var(--plot-axis);border-radius:50%;width:5px;height:5px}.concept-sketch[data-state=running] .sketch-status i{background:var(--accent)}.sketch-equation{color:var(--muted);padding:12px 26px 0;font:italic 16px/1.4 Georgia,Times New Roman,serif}.trajectory-plot{width:calc(100% - 30px);margin:0 15px;display:block;overflow:visible}.plot-grid-dot{fill:var(--plot-grid)}.plot-axis{stroke:var(--plot-axis);stroke-width:1px}.plot-label{fill:var(--muted);font-variant-numeric:tabular-nums;font-size:11px}.plot-trajectory{stroke:var(--accent);stroke-width:2px;stroke-linecap:round}.plot-guide,.plot-previous{stroke:var(--plot-ghost);stroke-width:1.2px}.plot-previous{opacity:0;transition:opacity var(--motion-normal) var(--ease-out)}.concept-sketch[data-adjusting=true] .plot-previous{opacity:.7}.plot-landing{fill:var(--surface);stroke:var(--accent);stroke-width:1.5px}.flight-marker circle:first-child{fill:var(--accent);opacity:.09}.flight-marker circle:last-child{fill:var(--accent);stroke:var(--surface);stroke-width:2px}.sketch-readings{grid-template-columns:1fr 1fr auto;align-items:center;gap:12px;margin:4px 26px 14px;display:grid}.sketch-readings>div>span{color:var(--muted);font-size:11px}.sketch-readings p{letter-spacing:-.035em;font-variant-numeric:tabular-nums;margin:2px 0 0;font-size:20px;font-weight:500;line-height:1.5}.sketch-readings small{color:var(--muted);margin-left:5px;font-size:11px;font-weight:400}.sketch-readings .sketch-constants{letter-spacing:-.025em;color:var(--muted);font:11px/1.7 ui-monospace,SFMono-Regular,Consolas,monospace}.denvis-ui .sketch-controls{border:0;border-top:1px solid var(--line);background:color-mix(in srgb,var(--surface-muted),transparent 52%);border-radius:0;grid-template-columns:1fr auto;gap:6px 16px;margin:0;padding:14px 26px;display:grid}.sketch-angle{align-items:center;gap:16px;display:flex}.sketch-angle label{color:var(--muted);font-size:12px}.sketch-angle label span{margin-left:4px;font:italic 13px Georgia,serif}.sketch-angle output{letter-spacing:-.065em;font-variant-numeric:tabular-nums;font-size:29px;font-weight:500;line-height:1.2}.sketch-angle output span{color:var(--muted);vertical-align:top;margin-left:2px;font-size:19px;display:inline}.sketch-transport{gap:5px;display:flex}.denvis-ui .sketch-play{border-color:var(--line);background:var(--surface);min-width:76px;min-height:40px;padding:9px 12px;font-size:12px;box-shadow:0 1px 2px #17233408}.sketch-play svg{fill:currentColor;width:18px;height:18px;overflow:visible}.play-shape,.pause-shape{transform-origin:50%;transition:opacity var(--motion-normal) var(--ease-out),transform var(--motion-normal) var(--ease-out)}.pause-shape,.concept-sketch[data-state=running] .play-shape{opacity:0;transform:scale(.75)}.concept-sketch[data-state=running] .pause-shape{opacity:1;transform:scale(1)}.concept-sketch[data-instant=true] :is(.play-shape,.pause-shape){transition:none}.denvis-ui .sketch-reset{width:36px;min-height:40px;color:var(--muted);background:0 0;border-color:#0000;padding:8px}.sketch-reset svg{fill:none;stroke:currentColor;stroke-width:1.4px;stroke-linecap:round;stroke-linejoin:round;width:17px;height:17px}.sketch-controls input[type=range]{-webkit-appearance:none;appearance:none;cursor:ew-resize;width:100%;height:24px;accent-color:var(--accent);background:0 0;grid-column:1/-1;margin:0}.sketch-controls input::-webkit-slider-runnable-track{background:linear-gradient(to right,var(--accent) 0 var(--range-progress,50%),var(--plot-grid) var(--range-progress,50%) 100%);border-radius:8px;height:3px}.sketch-controls input::-moz-range-track{background:var(--plot-grid);border-radius:8px;height:3px}.sketch-controls input::-moz-range-progress{background:var(--accent);height:3px}.sketch-controls input::-webkit-slider-thumb{-webkit-appearance:none;appearance:none;border:3px solid var(--surface);background:var(--accent);width:17px;height:17px;box-shadow:0 0 0 1px var(--line),0 2px 4px #15243b20;transition:transform var(--motion-micro) var(--ease-out);border-radius:50%;margin-top:-7px}.sketch-controls input::-moz-range-thumb{border:3px solid var(--surface);background:var(--accent);width:11px;height:11px;box-shadow:0 0 0 1px var(--line);border-radius:50%}.sketch-controls input:active::-webkit-slider-thumb{transform:scale(1.12)}.denvis-ui .sketch-controls input[type=range]:focus-visible{outline:none}.sketch-controls input:not([data-pointer]):focus-visible::-webkit-slider-thumb{outline:2px solid var(--accent);outline-offset:3px}.sketch-controls input:not([data-pointer]):focus-visible::-moz-range-thumb{outline:2px solid var(--accent);outline-offset:3px}.sketch-controls>p{color:var(--muted);grid-column:1/-1;justify-content:space-between;gap:10px;margin:0;font-size:11px;display:flex}.denvis-ui :is(.hero-cta,.sketch-play,.sketch-reset):focus-visible,.denvis-ui .concept-sketch button:focus-visible:active{transition:none;transform:none}.sketch-controls>p span{white-space:nowrap;font-variant-numeric:tabular-nums}.sketch-noscript{color:var(--muted);padding:0 26px 14px;font-size:12px}@media (hover:hover) and (pointer:fine){.portal-shell .hero-cta.primary-button:hover:not(:disabled){background:var(--navy);border-color:color-mix(in srgb,var(--navy),white 8%)}.hero-cta:hover{transform:translateY(-2px)}.hero-cta:hover:before{opacity:1;transform:translate(110%)}.hero-cta:hover .hero-cta-icon svg:first-child{transform:translate(100%,-100%)}.hero-cta:hover .hero-cta-icon svg:last-child{transform:translate(0)}}@media (prefers-reduced-motion:no-preference){.hero-copy>.hero-kicker,.hero-line,.hero-description,.hero-actions,.concept-sketch{animation:denvis-hero-enter var(--motion-page) var(--ease-out) both}.hero-line:first-child{animation-delay:var(--motion-stagger)}.hero-line:nth-child(2){animation-delay:.12s}.hero-description{animation-delay:.18s}.hero-actions{animation-delay:.24s}.concept-sketch{animation-name:denvis-panel-enter;animation-duration:var(--motion-emphasis);animation-delay:var(--motion-stagger)}}@keyframes denvis-hero-enter{0%{opacity:.9;transform:translateY(var(--motion-enter))}to{opacity:1;transform:translateY(0)}}@keyframes denvis-panel-enter{0%{transform:translateY(var(--motion-enter))}to{transform:translateY(0)}}@media (width<=1050px){.portal-hero{gap:28px}.sketch-header{padding-inline:20px}.sketch-header h2{font-size:15px}.sketch-readings{margin-inline:20px}.denvis-ui .sketch-controls{padding-inline:20px}}@media (width<=760px){.portal-hero{grid-template-columns:1fr;gap:30px;padding:8px 0 32px}.portal-home .portal-hero h1{margin-bottom:24px;font-size:clamp(46px,12vw,64px);line-height:1.22}.hero-kicker{margin-bottom:20px;font-size:12px}.hero-description{font-size:15px;line-height:1.85}.experiment-invitation{gap:7px;margin-bottom:12px;font-size:12px}.hero-actions{margin-top:24px}.denvis-ui .hero-cta{min-height:44px;padding:11px 16px}.concept-sketch{border-radius:15px;width:100%;max-width:500px;margin-inline:auto}.sketch-header{padding:20px 18px 0}.portal-hero .sketch-header h2{font-size:15px}.sketch-status{font-size:10px}.sketch-equation{padding:16px 18px 0;font-size:15px}.trajectory-plot{width:calc(100% - 14px);margin-inline:7px}.plot-label{font-size:16px}.sketch-readings{gap:8px;margin:6px 18px 18px}.sketch-readings p{font-size:20px}.sketch-readings .sketch-constants{font-size:10px}.denvis-ui .sketch-controls{padding:16px 18px}.denvis-ui :is(.sketch-play,.sketch-reset){min-height:44px}}@media (prefers-reduced-motion:reduce){.hero-cta:hover,.hero-cta:active,.hero-cta-icon svg,.sketch-controls input:active::-webkit-slider-thumb{transform:none}.hero-cta:before,.hero-cta-icon svg:last-child,.sketch-material-light{display:none}}:root[data-theme=dark]{& .experiment-invitation{color:#d6caef}& .hero-cta.primary-button{box-shadow:inset 0 1px #fff4,0 2px 3px #0002}& .hero-cta:before{background:linear-gradient(115deg,#0000 35%,#fff2 50%,#0000 65%)}& .sketch-material-light{background:radial-gradient(circle,#91afff14 0%,#0000 68%)}}