.v3,html:has(.v3){--bone:oklch(0.935 0.012 85);--bone-deep:oklch(0.895 0.014 85);--paper:oklch(0.968 0.008 85);--ink:oklch(0.155 0.014 290);--ink-up:oklch(0.21 0.016 290);--graphite:oklch(0.34 0.014 290);--mute-bone:oklch(0.42 0.014 290);--mute-ink:oklch(0.74 0.012 290);--spark:oklch(0.55 0.27 290);--spark-hi:oklch(0.7 0.2 290);--hair-bone:oklch(0.155 0.014 290/0.14);--hair-ink:oklch(0.935 0.012 85/0.16);--face-l:oklch(0.83 0.014 85);--face-r:oklch(0.72 0.016 85);--font-sans:var(--font-onest),ui-sans-serif,system-ui,sans-serif;--font-mono:var(--font-spline-mono),ui-monospace,monospace;--fs-lead:clamp(1.15rem,1rem + 0.5vw,1.4rem);--fs-h2:clamp(2.4rem,1rem + 4.6vw,5.25rem);--fs-display:clamp(3rem,1rem + 7vw,7.5rem);--fs-mono:0.75rem;--nav-h:4.5rem;--gutter:clamp(1.25rem,4vw,3.5rem);--maxw:92rem;--sec-y:clamp(6rem,13vw,12rem);--ease-out:cubic-bezier(0.16,1,0.3,1);--ease-io:cubic-bezier(0.65,0,0.35,1)}html:has(.v3){background:var(--bone);cursor:auto;scrollbar-gutter:stable}html:has(.v3[data-lock]){overflow:hidden}html:has(.v3[data-cursor=on]),html:has(.v3[data-cursor=on]) .v3,html:has(.v3[data-cursor=on]) .v3 *{cursor:none!important}.v3{position:relative;min-height:100svh;overflow-x:clip;font-family:var(--font-sans);font-size:1.0625rem;line-height:1.55;color:var(--ink);background:var(--bone);font-kerning:normal;text-rendering:optimizeLegibility;-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale}.v3 *,.v3 :after,.v3 :before{box-sizing:border-box;transition:none}.v3 :is(h1,h2,h3,h4,h5,h6){font-family:var(--font-sans);font-weight:600;letter-spacing:-.04em;line-height:.98;text-wrap:balance;margin:0;text-transform:none}.v3 :is(p,ul,ol,figure){margin:0;padding:0}.v3 ol,.v3 ul{list-style:none}.v3 a{text-decoration:none}.v3 a,.v3 button{color:inherit;cursor:pointer}.v3 button{font:inherit;background:none;border:0;padding:0}.v3 ::selection{background:var(--spark);color:var(--bone)}.v3 :focus-visible{outline:2px solid var(--spark);outline-offset:4px;border-radius:var(--focus-r,6px)}.v3 .sr{position:absolute;width:1px;height:1px;overflow:hidden;clip-path:inset(50%);white-space:nowrap}.v3 .v3-period{display:inline-block;width:.15em;height:.15em;margin-left:.05em;border-radius:50%;background:var(--spark);flex:none}.v3[data-js] [data-auto]>*,.v3[data-js] [data-reveal]{visibility:hidden}.v3 .v3-line{overflow:clip;padding:.06em 0 .16em;margin:-.06em 0 -.16em}.v3 .v3-line,.v3 .v3-line-in{display:block}.v3 .v3-w{overflow:clip;vertical-align:bottom;padding:.04em 0 .14em;margin:-.04em 0 -.14em}.v3 .v3-w,.v3 .v3-w-in{display:inline-block}.v3[data-js]:not([data-landed]) [data-v3-period]{opacity:0}.v3 [data-chapter]{position:relative}.v3 [data-chapter=bone]{background:var(--bone);color:var(--ink)}.v3 [data-chapter=ink]{background:var(--ink);color:var(--bone)}.v3 .wrap{width:100%;max-width:var(--maxw);margin-inline:auto}.v3 .chapter{padding:var(--sec-y) var(--gutter)}.v3 .h2{font-size:var(--fs-h2);letter-spacing:-.045em;line-height:.96}.v3 .tag{font-family:var(--font-mono);font-size:var(--fs-mono);font-weight:500;letter-spacing:.08em;text-transform:uppercase}.v3 .btn{--focus-r:999px;position:relative;isolation:isolate;display:inline-flex;align-items:center;gap:.8rem;padding:1.05rem 1.5rem 1.05rem 1.75rem;border-radius:999px;background:var(--ink);color:var(--bone);font-size:1rem;font-weight:500;letter-spacing:-.01em;overflow:hidden;transition:transform .16s var(--ease-out),color .32s var(--ease-out)}.v3 .btn:before{content:"";position:absolute;inset:0;z-index:-1;border-radius:inherit;background:var(--spark);clip-path:circle(0 at var(--mx,50%) var(--my,50%));transition:clip-path .56s var(--ease-out)}.v3 .btn:active{transform:scale(.97)}.v3 .btn-arrow{width:1.1em;height:1.1em;flex:none;transition:transform .36s var(--ease-out)}.v3 .btn--bone{background:var(--bone);color:var(--ink)}.v3 .btn--sm{padding:.7rem 1.15rem .7rem 1.3rem;font-size:.9rem}@media (hover:hover) and (pointer:fine){.v3 .btn:hover{color:var(--bone)}.v3 .btn:hover:before{clip-path:circle(150% at var(--mx,50%) var(--my,50%))}.v3 .btn:hover .btn-arrow{transform:translateX(3px)}}.v3 .link{position:relative;display:inline-block;font-weight:500;padding-bottom:.15em;background:linear-gradient(currentColor,currentColor) 0 100% /100% 1px no-repeat;transition:background-size .42s var(--ease-out)}@media (hover:hover) and (pointer:fine){.v3 .link:hover{background-size:0 1px;background-position:100% 100%}}.v3 .link--quiet{background-size:0 1px;background-position:0 100%}@media (hover:hover) and (pointer:fine){.v3 .link--quiet:hover{background-size:100% 1px;background-position:0 100%}}.v3 .cursor{position:fixed;top:0;left:0;z-index:2000;width:0;height:0;pointer-events:none;opacity:0;will-change:transform;transition:opacity .2s var(--ease-out)}.v3 .cursor[data-on=true]{opacity:1}.v3 .cursor-dot{position:absolute;top:-6px;left:-6px;width:12px;height:12px;border-radius:50%;background:var(--spark);transform:scale(.6667);transition:transform .32s var(--ease-out),background-color .26s var(--ease-out)}.v3 .cursor[data-theme=ink] .cursor-dot{background:var(--spark-hi)}.v3 .cursor[data-hover=true] .cursor-dot{transform:scale(1)}.v3 .cursor[data-dock=true] .cursor-dot{transform:scale(.75)}.v3 .cursor[data-press=true] .cursor-dot{transform:scale(.4167);transition-duration:.14s,.26s}.v3 .nav{position:fixed;inset:0 0 auto 0;z-index:900;height:var(--nav-h);display:flex;align-items:center;justify-content:space-between;gap:2rem;padding:0 var(--gutter);color:var(--ink);transition:transform .52s var(--ease-out),color .36s var(--ease-out),background-color .36s var(--ease-out)}.v3 .nav:before{content:"";position:absolute;inset:0;z-index:-1;background:color-mix(in oklch,var(--bone) 78%,transparent);backdrop-filter:blur(14px) saturate(1.1);-webkit-backdrop-filter:blur(14px) saturate(1.1);opacity:0;transition:opacity .36s var(--ease-out)}.v3 .nav[data-scrolled=true]:before{opacity:1}.v3 .nav[data-theme=ink]{color:var(--bone)}.v3 .nav[data-theme=ink]:before{background:color-mix(in oklch,var(--ink) 78%,transparent)}.v3 .nav[data-hidden=true]{transform:translateY(-110%)}.v3 .nav-logo{display:inline-flex;align-items:baseline;font-size:1.3rem;font-weight:600;letter-spacing:-.04em}.v3 .nav-links{display:flex;gap:clamp(1.25rem,2.6vw,2.5rem);margin-left:auto}.v3 .nav-links,.v3 .nav-menu{align-items:center;font-size:.95rem;font-weight:500}.v3 .nav-menu{display:none;gap:.6rem;padding:.7rem 0}.v3 .nav-menu .v3-period{width:.55rem;height:.55rem;margin:0}@media (max-width:820px){.v3 .nav-links{display:none}.v3 .nav-menu{display:inline-flex;margin-left:auto}}.v3 .menu{position:fixed;inset:0;z-index:1100;display:flex;flex-direction:column;justify-content:space-between;padding:calc(var(--nav-h) + 1rem) var(--gutter) 2rem;background:var(--ink);color:var(--bone);clip-path:circle(0 at var(--cx,90%) var(--cy,2.25rem));visibility:hidden}.v3 .menu[data-open=true]{visibility:visible}.v3 .menu-top{position:absolute;inset:0 0 auto 0;height:var(--nav-h);display:flex;align-items:center;justify-content:space-between;padding:0 var(--gutter)}.v3 .menu-list{display:grid;gap:.35rem}.v3 .menu-link{display:block;font-size:clamp(2.6rem,11vw,4.5rem);font-weight:600;letter-spacing:-.045em;line-height:1.02}.v3 .menu-foot{display:grid;gap:.4rem;font-size:.95rem;color:var(--mute-ink)}.v3 .v3-loader{position:fixed;inset:0;z-index:1500;pointer-events:auto}.v3[data-seen] .v3-loader{display:none}.v3 .l-bg{position:absolute;inset:0;background:var(--ink);will-change:transform}.v3 .l-count,.v3 .l-mark,.v3 .l-skip{position:absolute;color:var(--bone);font-family:var(--font-mono);font-size:var(--fs-mono);font-weight:500;letter-spacing:.08em;text-transform:uppercase}.v3 .l-mark{top:1.75rem;left:var(--gutter);font-family:var(--font-sans);font-size:1.3rem;letter-spacing:-.04em;text-transform:none;font-weight:600}.v3 .l-count{left:var(--gutter);bottom:1.75rem;font-variant-numeric:tabular-nums;color:var(--mute-ink)}.v3 .l-skip{right:var(--gutter);bottom:1.5rem;padding:.6rem .2rem;color:var(--mute-ink);transition:color .24s var(--ease-out)}@media (hover:hover) and (pointer:fine){.v3 .l-skip:hover{color:var(--bone)}}.v3 .l-stage{position:absolute;left:var(--gutter);right:var(--gutter);top:50%;transform:translateY(-52%);display:grid;color:var(--bone)}.v3 .l-word{grid-area:1/1;overflow:clip;padding:.06em 0 .16em;font-size:clamp(4rem,1rem + 13vw,13rem);font-weight:600;letter-spacing:-.05em;line-height:.95}.v3 .l-word-in{display:inline-flex;align-items:baseline;will-change:transform}.v3 .l-fly{position:fixed;top:0;left:0;z-index:1600;border-radius:50%;background:var(--spark);pointer-events:none;visibility:hidden}.v3 .hero{position:relative;min-height:100svh;display:flex;flex-direction:column;justify-content:flex-end;padding:calc(var(--nav-h) + 2rem) var(--gutter) clamp(1.25rem,2.5vw,2rem);overflow:clip}.v3 .hero-canvas{position:absolute;inset:0;width:100%;height:100%;display:block;pointer-events:none}.v3 .hero-body{position:relative;width:100%;max-width:var(--maxw);margin-inline:auto;pointer-events:none}.v3 .hero-body a{pointer-events:auto}.v3 .hero-title{font-size:var(--fs-display);letter-spacing:-.05em;line-height:.95}.v3 .hero-title .v3-period{margin-left:.04em}.v3 .hero-foot{display:grid;grid-template-columns:minmax(0,34rem) auto;align-items:end;justify-content:space-between;gap:2rem 4rem;margin-top:clamp(1.75rem,3.5vw,3rem)}.v3 .hero-sub{max-width:34rem;font-size:var(--fs-lead);line-height:1.45;color:var(--mute-bone);text-wrap:pretty}.v3 .hero-actions{display:flex;flex-wrap:wrap;align-items:center;gap:1.25rem 2rem}.v3 .hero-meta{display:flex;justify-content:space-between;gap:1rem;margin-top:clamp(2rem,4vw,3.5rem);padding-top:1.1rem;border-top:1px solid var(--hair-bone);font-family:var(--font-mono);font-size:var(--fs-mono);letter-spacing:.08em;text-transform:uppercase;color:var(--mute-bone)}@media (max-width:760px){.v3 .hero-foot{grid-template-columns:1fr}}@keyframes v3-ping{0%{box-shadow:0 0 0 0 color-mix(in oklch,var(--spark) 55%,transparent)}to{box-shadow:0 0 0 .6em color-mix(in oklch,var(--spark) 0,transparent)}}.v3[data-landed] .hero [data-v3-period]{animation:v3-ping 1.5s var(--ease-out) 1}.v3 .problem-grid{display:grid;grid-template-columns:repeat(12,minmax(0,1fr));gap:clamp(2.5rem,5vw,4rem) 2rem;margin-top:clamp(3rem,7vw,6rem)}.v3 .problem-index{grid-column:1/span 3;color:var(--mute-ink)}.v3 .problem-copy{grid-column:6/span 6;display:grid;gap:1.75rem;font-size:var(--fs-lead);line-height:1.5;color:var(--mute-ink);text-wrap:pretty}.v3 .problem-copy .kick{color:var(--bone);font-weight:500}@media (max-width:900px){.v3 .problem-copy,.v3 .problem-index{grid-column:1/-1}}.v3 .plate{position:relative}.v3 .plate-pin{min-height:100svh;display:grid;grid-template-columns:minmax(0,5fr) minmax(0,7fr);align-items:center;gap:clamp(2rem,5vw,6rem);width:100%;max-width:var(--maxw);margin-inline:auto;padding:var(--nav-h) var(--gutter) 2rem}.v3 .plate-copy{display:grid;gap:clamp(1.5rem,3vw,2.5rem)}.v3 .plate-legend{display:grid;gap:0;border-top:1px solid var(--hair-bone)}.v3 .plate-item{display:grid;grid-template-columns:3.25rem 1fr;gap:0 .5rem;padding:1.15rem 0;border-bottom:1px solid var(--hair-bone);color:var(--mute-bone);transition:color .42s var(--ease-out),opacity .42s var(--ease-out)}.v3 .plate-item .tag{padding-top:.45rem}.v3 .plate-item h3{font-size:clamp(1.4rem,1.1rem + 1vw,2rem);letter-spacing:-.035em}.v3 .plate-item p{grid-column:2;margin-top:.4rem;max-width:30rem;line-height:1.5;text-wrap:pretty}.v3 .plate[data-active="0"] .plate-item[data-i="0"],.v3 .plate[data-active="1"] .plate-item[data-i="1"],.v3 .plate[data-active="2"] .plate-item[data-i="2"],.v3 .plate[data-active=all] .plate-item,.v3 .plate[data-static] .plate-item{color:var(--ink)}.v3 .plate-final{font-size:var(--fs-lead);font-weight:500;letter-spacing:-.02em}.v3 .plate-art{position:relative;display:grid;place-items:center;min-width:0}.v3 .plate-art svg{width:100%;height:auto;max-height:calc(100svh - var(--nav-h) - 3rem);overflow:visible}.v3 .slab-top{fill:var(--paper);stroke:var(--ink);stroke-width:1.4;transition:fill .52s var(--ease-out)}.v3 .slab-l{fill:var(--face-l)}.v3 .slab-l,.v3 .slab-r{stroke:var(--ink);stroke-width:1.4;stroke-linejoin:round}.v3 .slab-r{fill:var(--face-r)}.v3 .slab-detail{fill:none;stroke:var(--ink);stroke-width:1.4;stroke-linecap:round;stroke-linejoin:round;transition:stroke .52s var(--ease-out)}.v3 .slab-detail .solid{fill:var(--ink);stroke:none;transition:fill .52s var(--ease-out)}.v3 .slab-detail .spark{fill:var(--spark);stroke:none}.v3 .slab-tag{fill:var(--ink);font-family:var(--font-mono);font-size:15px;font-weight:500;letter-spacing:.06em}.v3 .guide,.v3 .slab-lead{stroke:var(--ink);stroke-width:1.2;fill:none}.v3 .guide{stroke-dasharray:3 7;opacity:0}.v3 .slab{transition:opacity .52s var(--ease-out)}.v3 .plate[data-active="0"] .slab:not([data-slab="0"]),.v3 .plate[data-active="1"] .slab:not([data-slab="1"]),.v3 .plate[data-active="2"] .slab:not([data-slab="2"]){opacity:.38}.v3 .plate[data-active="0"] [data-slab="0"] .slab-top,.v3 .plate[data-active="1"] [data-slab="1"] .slab-top,.v3 .plate[data-active="2"] [data-slab="2"] .slab-top{fill:var(--ink)}.v3 .plate[data-active="0"] [data-slab="0"] .slab-detail,.v3 .plate[data-active="1"] [data-slab="1"] .slab-detail,.v3 .plate[data-active="2"] [data-slab="2"] .slab-detail{stroke:var(--bone)}.v3 .plate[data-active="0"] [data-slab="0"] .slab-detail .solid,.v3 .plate[data-active="1"] [data-slab="1"] .slab-detail .solid,.v3 .plate[data-active="2"] [data-slab="2"] .slab-detail .solid{fill:var(--bone)}@media (max-width:1023px){.v3 .plate-pin{grid-template-columns:1fr;padding-top:var(--sec-y);padding-bottom:var(--sec-y)}.v3 .plate-art{order:-1}.v3 .plate-art svg{max-width:34rem;max-height:none}}.v3 .closer{min-height:100svh;display:flex;flex-direction:column;justify-content:center;padding:calc(var(--nav-h) + 2rem) var(--gutter) 3rem}.v3 .closer-title{font-size:clamp(5rem,2rem + 14vw,12.5rem);letter-spacing:-.06em;line-height:.92}.v3 .closer-title .v3-period{width:.17em;height:.17em;margin-left:.045em}.v3 .closer-body{display:flex;flex-wrap:wrap;align-items:flex-end;justify-content:space-between;gap:2rem 4rem;margin-top:clamp(2rem,5vw,4rem)}.v3 .closer-sub{max-width:36rem;font-size:var(--fs-lead);line-height:1.45;color:var(--mute-ink);text-wrap:pretty}.v3 .closer-actions{display:flex;flex-wrap:wrap;align-items:center;gap:1.25rem 2rem}.v3 .foot{padding:0 var(--gutter) 2rem}.v3 .foot-grid{display:grid;grid-template-columns:1.4fr repeat(3,minmax(0,1fr));gap:2.5rem 2rem;padding:2.5rem 0 3rem;border-top:1px solid var(--hair-ink)}.v3 .foot h3{margin-bottom:1rem;font-family:var(--font-mono);font-size:var(--fs-mono);font-weight:500;letter-spacing:.08em;text-transform:uppercase;color:var(--mute-ink)}.v3 .foot ul{display:grid;gap:.55rem}.v3 .foot-note{max-width:22rem;color:var(--mute-ink);text-wrap:pretty}.v3 .foot-base{display:flex;flex-wrap:wrap;justify-content:space-between;gap:1rem 2rem;padding-top:1.25rem;border-top:1px solid var(--hair-ink);font-size:.875rem;color:var(--mute-ink)}.v3 .foot-base ul{display:flex;gap:1.5rem}@media (max-width:820px){.v3 .foot-grid{grid-template-columns:1fr 1fr}.v3 .foot-grid>:first-child{grid-column:1/-1}}@media (prefers-reduced-motion:reduce){.v3 .v3-loader{display:none}.v3[data-js] [data-auto]>*,.v3[data-js] [data-reveal]{visibility:visible}.v3[data-js] [data-v3-period]{opacity:1}}